1 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
6 (fold_builtin_2, do_mpc_arg1): Update accordingly.
7 * fold-const.c (const_binop): Likewise.
8 * real.h (do_mpc_arg2): Update prototype.
10 2009-09-20 Jan Hubicka <jh@suse.cz>
12 * dwarf2out.c (add_const_value_attribute): Return true if successful.
13 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
14 (tree_add_const_value_attribute): Return true if successful.
15 (tree_add_const_value_attribute_for_decl): Likewise.
17 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
18 (loc_descriptor): ... here;
19 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
20 (cst_pool_loc_descr): Break out from ...; do not reffer constant
21 pool items that was not marked for output.
22 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
23 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
24 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
25 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
26 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
27 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
28 DW_OP_stack_value to get address of items that are not available
30 (dw_loc_list): Handle single element lists correctly.
32 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
33 Pascal Obry <obry@adacore.com>
35 * unwind-dw2-fde.c (classify_object_over_fdes):
36 Cast the constant 1 to _Unwind_Ptr.
38 (linear_search_fdes): Likewise.
40 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
42 * stor-layout.c (set_sizetype): Avoid useless type copy.
44 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
46 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
48 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
49 * configure, config.in: Regenerate.
50 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
52 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
53 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
54 for global data if the output could be used in a shared library.
55 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
56 to 0 if TARGET_WRITABLE_EH_FRAME.
58 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
60 PR rtl-optimization/39886
61 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
62 just when insn is equal to BB_END (bb).
64 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
66 * config/mips/mips.opt (mrelax-pic-calls): New option.
67 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
69 (mips_unspec_call): Change "unspec_call" expander into this.
70 (mips_strip_unspec_call): New function.
71 (mips_got_load): Call mips_unspec_call instead of
72 gen_unspec_call<mode>.
73 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
75 (mips_cfg_in_reorg): New function.
76 (mips16_lay_out_constants): Use it to decide whether to call
77 CFG-aware insn splitting.
78 (r10k_insert_cache_barriers): Move CFG set-up code from here to
79 mips_reorg. Move DF set-up code from here ...
80 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
82 (mips_reorg): Call mips_df_reorg instead of
83 r10k_insert_cache_barriers. Move CFG set-up code here from
84 r10k_insert_cache_barriers.
85 (mips_call_expr_from_insn): New function.
86 (mips_pic_call_symbol_from_set): Likewise.
87 (mips_find_pic_call_symbol): Likewise.
88 (mips_annotate_pic_call_expr): Likewise.
89 (mips_get_pic_call_symbol): Likewise.
90 (mips_annotate_pic_calls): Likewise.
91 (mips_override_options): Disable -mrelax-pic-calls unless PIC
93 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
94 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
95 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
97 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
98 (unspec_call<mode>): Remove it.
99 (sibcall_internal, sibcall_value_internal,
100 sibcall_value_multiple_internal, call_internal, call_split,
101 call_value_internal, call_value_split,
102 call_value_multiple_internal, call_value_multiple_split): Pass
103 SIZE_OPNO to MIPS_CALL.
104 (call_internal_direct, call_direct_split,
105 call_value_internal_direct, call_value_direct_split): Pass -1 as
106 SIZE_OPNO to MIPS_CALL.
107 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
108 * configure: Regenerate.
109 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
110 and -mno-relax-pic-calls.
111 (MIPS Options): Document -mrelax-pic-calls
112 and -mno-relax-pic-calls.
114 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
117 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
118 in the directory this rule is called from, rather than the
119 toplevel 'gcc' directory, to fix in-tree build.
121 2009-09-19 Chris Demetriou <cgd@google.com>
123 PR preprocessor/28435:
124 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
125 to cpplib that the preprocessor output is needed.
127 2009-09-19 Jakub Jelinek <jakub@redhat.com>
129 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
130 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
131 *return_and_restore_fpregs_<mode>,
132 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
135 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
136 instead of assuming it has always a REG inside of it.
138 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
140 * config/freebsd.h: Update comment on types.
143 2009-09-18 Jason Merrill <jason@redhat.com>
145 * c.opt: Add -fno-deduce-init-list.
147 2009-09-18 Neil Vachharajani <nvachhar@google.com>
149 * value-prof.c (interesting_stringop_to_profile_p): Added output
150 argument to indicate which parameter is the size parameter.
151 * value-prof.c (gimple_stringop_fixed_value): Use
152 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
153 * value-prof.c (gimple_stringops_transform): Update call sites to
154 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
155 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
157 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
160 From David Binderman <dcb314@hotmail.com>:
161 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
162 local variable f. Remove stale comments.
163 (ix86_compute_frame_layout): Remove useless local variable total_size.
165 (legitimate_address_p): Remove useless local variables
166 reason_rtx and reason.
167 (ix86_split_copysign_const): Remove useless local variable op1.
168 (scale_counter): Remove useless local variable piece_size_mask.
170 2009-09-18 Jakub Jelinek <jakub@redhat.com>
172 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
175 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
178 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
180 2009-09-17 Jakub Jelinek <jakub@redhat.com>
182 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
185 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
187 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
188 DW_OP_implicit_value even without dwarf_version 4.
190 2009-09-17 Jan Hubicka <jh@suse.cz>
192 * dwarf2out.c: Include tree-pass.h and gimple.h.
193 (loc_list_plus_const): New function.
194 (loc_descriptor_from_tree_1): Rename to ...
195 (loc_descriptor_from_tree): ... remove original.
196 (loc_list_from_tree): New function.
197 (add_AT_location_description): Accept location list.
198 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
199 (concatn_mem_loc_descriptor): Remove.
200 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
202 (secname_for_decl): Move up.
203 (hidden_reference_p): New function; break out from ...
204 (loc_by_refernece): ... here; move up.
205 (dw_loc_list): New function.
206 (single_element_loc_list): New function.
207 (single_element_loc_list_p): New function.
208 (add_loc_descr_to_each): New function.
209 (add_loc_list): New function.
210 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
211 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
212 add diagnostics why expansion failed.
213 (add_location_or_const_value_attribute): Support location lists.
214 (add_bound_info): Likewise.
215 (descr_info_loc): Update call of loc_descriptor_from_tree.
216 (gen_variable_die): Work on location lists.
217 * final.c (pass_final): Add dump file.
218 * Makefile.in (dwarf2out.o): Add new dependencies.
220 2009-09-17 Janis Johnson <janis187@us.ibm.com>
223 * real.c decimal_from_integer, decimal_integer_string): New.
224 (real_from_integer): Use them as special case for decimal float.
225 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
226 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
227 Do not append zero after the decimal point in string to convert.
229 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
231 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
232 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
234 2009-09-17 Martin Jambor <mjambor@suse.cz>
236 * common.opt (fipa-sra): New switch.
237 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
238 * timevar.def (TV_IPA_SRA): New timevar.
239 * params.def (ipa-sra-ptr-growth-factor): New parameter.
240 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
241 * tree-sra.c: Include cgraph.c.
242 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
243 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
244 and grp_not_necessarilly_dereferenced.
245 (func_param_count): New variable.
246 (encountered_apply_args): New variable.
247 (bb_dereferences): New variable.
248 (final_bbs): New variable.
249 (no_accesses_representant): New variable.
250 (no_accesses_p): New function.
251 (dump_access): Dump the new fields.
252 (sra_initialize): Set encountered_apply_args to false.
253 (get_ssa_base_param): New function.
254 (mark_parm_dereference): New function.
255 (create_access): Caring for INIDRECT_REFs and different handling of
256 varialble length accesses in early IPA SRA. Store the stmt - a new
257 parameter - to the new access.
258 (build_access_from_expr_1): New parameter stmt, passed to
259 create_access. Handle INDIRECT_REFs.
260 (build_access_from_expr): Pass the current statement to
261 build_access_from_expr_1.
262 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
264 (build_accesses_from_assign): Pass the current statement to
265 build_access_from_expr_1. Do not create assign links in IPA-SRA.
266 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
267 final_bbs when necessary. Check for calls to __builtin_apply_args.
268 Fixup EH info if anythng was changed.
269 (is_unused_scalar_param): New function.
270 (ptr_parm_has_direct_uses): New function.
271 (find_param_candidates): New function.
272 (mark_maybe_modified): New function.
273 (analyze_modified_params): New function.
274 (propagate_dereference_distances): New function.
275 (dump_dereferences_table): New function.
276 (analyze_caller_dereference_legality): New function.
277 (unmodified_by_ref_scalar_representative): New function.
278 (splice_param_accesses): New function.
279 (decide_one_param_reduction): New function.
280 (enum ipa_splicing_result): New type.
281 (splice_all_param_accesses): New function.
282 (get_param_index): New function.
283 (turn_representatives_into_adjustments): New function.
284 (analyze_all_param_acesses): New function.
285 (get_replaced_param_substitute): New function.
286 (get_adjustment_for_base): New function.
287 (replace_removed_params_ssa_names): New function.
288 (sra_ipa_reset_debug_stmts): New function.
289 (sra_ipa_modify_expr): New function.
290 (sra_ipa_modify_assign): New function.
291 (convert_callers): New function.
292 (modify_function): New function.
293 (ipa_sra_preliminary_function_checks): New function.
294 (ipa_early_sra): New function.
295 (ipa_early_sra_gate): New function.
296 (pass_early_ipa_sra): New variable.
297 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
299 2009-09-17 Michael Matz <matz@suse.de>
302 * tree.c (build_type_attribute_qual_variant): Export.
303 * tree.h (build_type_attribute_qual_variant): Declare.
304 * tree-inline.c (remap_type_1): Use it to build variants with
305 the original qualifiers and attributes.
307 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
309 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
310 without a fallthrough edge.
312 2009-09-16 DJ Delorie <dj@redhat.com>
314 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
315 chip and ignore the "fast_interrupt" attribute if so.
317 2009-09-16 Richard Henderson <rth@redhat.com>
320 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
323 2009-09-16 Richard Henderson <rth@redhat.com>
326 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
327 is set only if DECL_NO_STATIC_CHAIN is unset.
328 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
329 (FOR_EACH_NEST_INFO): New.
330 (walk_all_functions): Use it.
331 (finalize_nesting_tree): Likewise.
332 (unnest_nesting_tree): Likewise.
333 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
334 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
335 (convert_gimple_call): Early out if gimple_call_chain already set.
336 (convert_all_function_calls): Iterate until no new functions
337 require a static chain.
338 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
339 when building a trampoline. Use dump_function_to_file instead
341 (lower_nested_functions): Open dump_file. Validate that decls
342 that have DECL_NO_STATIC_CHAIN from the front end don't have that
343 bit reset by this pass.
345 2009-09-16 Michael Matz <matz@suse.de>
348 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
349 shorten decl_common_unused.
350 (DECL_RESTRICTED_P): New accessor.
351 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
352 to disambiguate marked decls and restrict pointers.
354 2009-09-16 Richard Henderson <rth@redhat.com>
357 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
359 2009-09-16 Jakub Jelinek <jakub@redhat.com>
361 * integrate.c (set_block_abstract_flags): Call
362 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
364 2009-09-16 Richard Guenther <rguenther@suse.de>
367 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
370 2009-09-16 DJ Delorie <dj@redhat.com>
371 Kaz Kojima <kkojima@gcc.gnu.org>
373 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
374 (sh_expand_prologue): Update calls to output_stack_adjust.
375 (sh_expand_epilogue): Likewise.
377 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
380 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
381 trying to limit the extent of searches in the insn stream.
383 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
384 Jakub Jelinek <jakub@redhat.com>
388 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
390 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
391 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
392 (rs6000_savres_strategy): Always save FP registers inline if the
393 target doesn't support hardware double-precision. Set the above
394 bits in return value when needed.
395 (rs6000_savres_routine_sym): Fix computation for cache selector.
396 Mark the generated symbol as a function. Rename exitp argument to
397 lr. Move code for determining the name of the symbol...
398 (rs6000_savres_routine_name): ...here. New function. Add cases for
399 getting the names right on AIX and 64-bit Linux.
400 (savres_routine_name): New variable.
401 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
402 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
403 on what the target routine uses as a base register. If savep && lr
404 describe saving of r0 into memory slot.
405 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
406 line calls for AIX ABI.
407 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
408 determine FP save/restore functions.
409 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
410 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
412 (rs6000_emit_epilogue): Adjust computation of restore_lr.
413 Duplicate restoration of LR and execute the appropriate one
414 depending on whether GPRs are being restored inline. Set r11 from
415 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
416 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
417 Fix out of line calls for AIX ABI.
418 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
420 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
422 (*restore_gpregs_spe): Likewise.
423 (*return_and_restore_gpregs_spe): Likewise.
424 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
425 Define to empty string unconditionally.
426 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
427 Define to empty string unconditionally.
428 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
431 2009-09-15 Jan Hubicka <jh@suse.cz>
433 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
434 * params.def (inline-insns-auto): Likewise.
436 2009-09-15 Martin Jambor <mjambor@suse.cz>
438 * ipa-inline.c (estimate_function_body_sizes): Dump info about
439 individual statements only at TDF_DETAILS dump level. Format
440 source for 80 characters per line.
442 2009-09-15 Christian Bruel <christian.bruel@st.com>
444 * regrename.c (do_replace): Update REG_DEAD notes.
446 2009-09-15 Revital Eres <eres@il.ibm.com>
448 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
449 * targhooks.c (default_builtin_support_vector_misalignment):
450 New builtin function.
451 * targhooks.h (default_builtin_support_vector_misalignment):
453 * target.h (builtin_support_vector_misalignment):
454 New field in struct gcc_target.
455 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
456 new builtin function.
457 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
459 * config/rs6000/rs6000.c
460 (rs6000_builtin_support_vector_misalignment): New function.
461 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
463 2009-09-15 Jie Zhang <jie.zhang@analog.com>
465 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
467 (bfin_optimize_loop): Likewise.
468 (bfin_gen_bundles): Likewise.
469 (workaround_speculation): Likewise.
470 (find_load): Return NULL_RTX for debug_insn.
472 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
474 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
477 2009-09-14 DJ Delorie <dj@redhat.com>
479 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
480 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
483 2009-09-14 Richard Henderson <rth@redhat.com>
484 Jakub Jelinek <jakub@redhat.com>
486 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
487 * cfgbuild.c (make_edges): Handle asm goto.
488 * cfglayout.c (fixup_reorder_chain): Likewise.
489 * cfgrtl.c (patch_jump_insn): Likewise.
490 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
491 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
492 (gimple_build_asm_vec): Add and use labels parameter.
493 (gimple_build_asm): Remove.
494 (walk_gimple_asm): Walk labels too.
495 * gimple.def (GIMPLE_ASM): Update docs.
496 * gimple.h: Update decls.
497 (struct gimple_statement_asm): Change nc to use unsigned char;
499 (gimple_asm_nlabels): New.
500 (gimple_asm_label_op, gimple_asm_set_label_op): New.
501 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
502 into gimple_build_asm_vec.
503 * jump.c (mark_jump_label_asm): New.
504 (mark_jump_label): Use it.
505 (redirect_jump_1): Handle asm goto.
506 (invert_jump_1): Soft fail if X is null.
507 * recog.c (extract_asm_operands): New.
508 (asm_noperands): Use it; handle asm labels.
509 (decode_asm_operands): Use extract_asm_operands.
510 (asm_operand_ok): Properly handle empty string.
511 * reg-stack.c (get_asm_operands_in_out): Rename from
512 get_asm_operand_n_inputs; use extract_asm_operands; return both
513 inputs and outputs by reference; update all callers.
514 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
515 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
516 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
517 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
518 (extract_asm_operands): Declare.
519 * stmt.c (expand_asm_operands): Add and use labels parameter.
520 (check_unique_operand_names): Likewise.
521 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
522 (expand_asm_stmt): Handle asm labels.
523 * tree-cfg.c (make_gimple_asm_edges): New.
524 (make_edges): Use it.
525 (cleanup_dead_labels): Handle asm labels.
526 (is_ctrl_altering_stmt): Likewise.
527 (gimple_redirect_edge_and_branch): Likewise.
528 * tree.def (ASM_EXPR): Add 5th operand.
529 * tree.h (ASM_LABELS): New.
530 (resolve_asm_operand_names): Update decl.
532 * c-parser.c (c_parser_asm_statement): Parse asm goto.
533 (c_parser_asm_goto_operands): New.
534 * c-tree.h (build_asm_expr): Update decl.
535 * c-typeck.c (build_asm_expr): Add and use labels parameter.
536 * doc/extend.texi: Document asm goto.
538 2009-09-14 Richard Henderson <rth@redhat.com>
540 * except.h: Update declarations.
541 (struct pointer_map_t): Forward declare.
542 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
543 (struct eh_landing_pad_d, eh_landing_pad): New.
544 (struct eh_catch_d, eh_catch): New.
545 (struct eh_region_d): Remove next_region_sharing_label, aka,
546 label, tree_label, landing_pad, post_landing_pad, resume,
547 may_contain_throw. Rename region_number to index. Remove
548 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
549 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
550 (VEC(eh_landing_pad,gc)): New.
551 (struct eh_status): Remove last_region_number. Add lp_array,
552 throw_stmt_table, ttype_data, ehspec_data.
553 (ehr_next, FOR_ALL_EH_REGION_AT): New.
554 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
555 * except.c (lang_protect_cleanup_actions): Return tree.
556 (struct ehl_map_entry): Remove.
557 (init_eh_for_function): Push zero entries for region and lp_array.
558 (gen_eh_region): Add to region_array immediately.
559 (gen_eh_region_catch): Operate on eh_catch objects.
560 (gen_eh_landing_pad): New.
561 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
562 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
563 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
564 (get_eh_landing_pad_from_number_fn): New.
565 (get_eh_landing_pad_from_number): New.
566 (get_eh_region_from_lp_number_fn): New.
567 (get_eh_region_from_lp_number): New.
568 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
569 (get_exception_pointer, get_exception_filter): Remove.
570 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
571 (current_function_has_exception_handlers): Simplify.
572 (bring_to_root, eh_region_replaceable_by_p): Remove.
573 (replace_region, hash_type_list, hash_eh_region): Remove.
574 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
575 (label_to_region_map, num_eh_regions): Remove.
576 (get_next_region_sharing_label, must_not_throw_labels): Remove.
577 (find_exception_handler_labels): Remove.
578 (duplicate_eh_regions_0, find_prev_try): Remove.
579 (struct duplicate_eh_regions_data): New.
580 (duplicate_eh_regions_1): Rewrite.
581 (duplicate_eh_regions): Return a pointer map instead of an
583 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
584 (redirect_eh_edge_to_label): Remove.
585 (eh_region_outermost): Rewrite using eh_region pointers
587 (add_ttypes_entry): Update for ttype_data move to eh_status.
588 (add_ehspec_entry): Rewrite with VEC instead of varray.
589 (assign_filter_values): Likewise. Export.
590 (build_post_landing_pads, connect_post_landing_pads): Remove.
591 (dw2_build_landing_pads): Rewrite to use lp_array.
592 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
593 (sjlj_assign_call_site_values): Rewrite to use lp_array.
594 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
595 (sjlj_mark_call_sites): Update for landing pad numbers.
596 (finish_eh_generation): Rewrite.
597 (gate_handle_eh): Do nothing for no eh tree.
598 (pass_rtl_eh): Move up near finish_eh_generation.
599 (remove_eh_landing_pad): New.
600 (remove_eh_handler): Export.
601 (remove_eh_region, remove_eh_handler_and_replace): Remove.
602 (for_each_eh_label): Rewrite to use lp_array.
603 (make_reg_eh_region_note): New.
604 (make_reg_eh_region_note_nothrow_nononlocal): New.
605 (insn_could_throw_p): New.
606 (copy_reg_eh_region_note_forward): New.
607 (copy_reg_eh_region_note_backward): New.
608 (check_handled, add_reachable_handler): Remove.
609 (reachable_next_level, foreach_reachable_handler): Remove.
610 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
611 (get_eh_region_and_lp_from_rtx): New.
612 (get_eh_region_from_rtx): New.
613 (can_throw_internal_1, can_throw_external_1): Remove.
614 (can_throw_internal): Use get_eh_region_from_rtx.
615 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
616 (insn_nothrow_p, can_nonlocal_goto): New.
617 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
618 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
619 (add_action_record): Use VEC not varray.
620 (collect_one_action_chain): Update for eh_region changes.
621 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
622 Use get_eh_region_and_lp_from_rtx.
623 (gate_convert_to_eh_region_ranges): New.
624 (pass_convert_to_eh_region_ranges): Use it.
625 (push_uleb128, push_sleb128): Use VEC not varray.
626 (output_one_function_exception_table): Likewise.
627 (dump_eh_tree): Update for eh_region changes.
628 (verify_eh_tree): Likewise.
629 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
630 * tree-eh.c: Include target.h.
631 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
632 Don't disallow GIMPLE_RESX; adjust argument check.
633 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
634 (record_stmt_eh_region): Update for landing pad numbers;
635 generate a landing pad if necessary.
636 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
637 (remove_stmt_from_eh_lp_fn): Similarly.
638 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
639 Update for lp numbers; don't special case missing throw_stmt_table.
640 (lookup_expr_eh_lp): Similarly.
641 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
642 (eh_seq, eh_region_may_contain_throw): New.
643 (struct leh_state): Add ehp_region.
644 (struct leh_tf_state): Remove eh_label.
645 (emit_post_landing_pad): New.
646 (emit_resx, emit_eh_dispatch): New.
647 (note_eh_region_may_contain_throw): New.
648 (frob_into_branch_around): Take eh_region not eh label;
649 emit eh code into eh_seq.
650 (honor_protect_cleanup_actions): Early exit for no actions. Don't
651 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
652 lower_eh_must_not_throw. Emit code to eh_seq.
653 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
654 (lower_try_finally_onedest): Likewise.
655 (lower_try_finally_copy): Likewise.
656 (lower_try_finally_switch): Likewise.
657 (lower_try_finally): Initialize ehp_region.
658 (lower_catch): Update for eh_catch objects.
659 (lower_eh_filter): Don't handle must_not_throw.
660 (lower_eh_must_not_throw): New.
661 (lower_cleanup): Don't set eh_label.
662 (lower_eh_constructs_2): Resolve eh builtins.
663 Handle GIMPLE_EH_MUST_NOT_THROW.
664 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
665 Add eh_seq to the end of the function body.
666 (make_eh_dispatch_edges): New.
667 (make_eh_edge): Remove.
668 (make_eh_edges): Simplify for landing pads.
669 (redirect_eh_edge_1): New.
670 (redirect_eh_edge): Use it.
671 (redirect_eh_dispatch_edge): New.
672 (stmt_could_throw_p): Use a switch. Allow RESX.
673 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
674 (stmt_can_throw_internal): Likewise.
675 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
676 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
677 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
678 (gate_refactor_eh): New.
679 (pass_refactor_eh): Use it.
680 (lower_resx, execute_lower_resx, pass_lower_resx): New.
681 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
682 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
683 (remove_unreachable_handlers): Rename from
684 tree_remove_unreachable_handlers; rewrite for landing pads;
685 call remove_eh_handler directly.
686 (remove_unreachable_handlers_no_lp): New.
687 (unsplit_eh, unsplit_all_eh): New.
688 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
689 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
690 (cleanup_empty_eh_unsplit): New.
691 (cleanup_empty_eh): Rewrite.
692 (cleanup_all_empty_eh): New.
693 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
694 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
695 (gate_cleanup_eh): New.
696 (pass_cleanup_eh): Use it.
697 (verify_eh_edges): Move later in file. Expect one EH edge.
698 (verify_eh_dispatch_edge): New.
700 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
701 (gtype-desc.o): Add TARGET_H.
702 (tree.o): Use EXCEPT_H, not except.h.
703 (cfgbuild.o): Add EXPR_H.
704 (GTFILES): Add vecprim.h.
705 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
706 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
707 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
708 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
709 * calls.c (emit_call_1): Use make_reg_eh_region_note.
710 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
711 calls to can_throw_internal.
712 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
713 (make_edges): Don't handle RESX; use can_nonlocal_goto.
714 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
715 (expand_gimple_stmt): Use make_reg_eh_region_note.
716 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
717 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
718 or find_exception_handler_labels.
719 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
720 there is exacly one EH edge. Use can_nonlocal_goto and
722 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
723 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
724 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
725 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
726 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
727 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
728 * dse.c (scan_insn): Use insn_could_throw_p.
729 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
730 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
731 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
732 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
733 EXC_PTR_EXPR or FILTER_EXPR.
734 (tree_expr_nonzero_warnv_p): Likewise.
735 * function.h: Include vecprim.h, not varray.h
736 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
737 move ttype_data and ehspec_data members to struct eh_status; change
738 action_record_data member to a VEC.
739 * gcse.c (hash_scan_set): Use can_throw_internal.
740 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
741 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
742 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
743 (block_may_fallthru): Don't handle RESX_EXPR.
744 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
745 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
746 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
747 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
748 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
749 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
750 (gimple_size): Likewise.
751 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
752 (gimple_build_resx): Use gimple_build_with_ops.
753 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
754 (is_gimple_val): Likewise.
755 (is_gimple_stmt): Remove RESX_EXPR.
756 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
757 (GIMPLE_RESX): Reorder with other EH constructs.
758 * gimple.h (struct gimple_statement_eh_mnt): New.
759 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
760 (gimple_eh_filter_must_not_throw): Remove.
761 (gimple_eh_filter_set_must_not_throw): Remove.
762 (gimple_eh_must_not_throw_fndecl): New.
763 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
764 (is_gimple_resx): New.
765 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
766 Don't copy EH_FILTER_MUST_NOT_THROW.
767 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
768 * ipa-inline.c (estimate_function_body_sizes): Don't try to
769 handle must_not_throw_labels specially.
770 * ipa-pure-const.c (check_call): Update debug statement for LP.
771 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
772 * ipa-utils.c (get_base_var): Likewise.
773 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
774 * lower-subreg.c (move_eh_region_note): Remove.
775 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
776 * omp-low.c (new_omp_context): Update for eh_lp_nr.
777 (create_task_copyfn): Likewise.
778 (maybe_catch_exception): Use gimple_build_eh_filter.
779 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
780 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
781 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
783 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
784 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
785 can_throw_internal, can_nonlocal_goto.
786 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
787 copy_reg_eh_region_note_forward.
788 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
789 (emit_output_reload_insns): Likewise.
790 (copy_eh_notes): Remove.
791 * rtl.def (RESX): Remove.
792 * rtl.h: Update declarations.
793 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
794 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
795 (update_eh_label): Remove.
796 (cleanup_dead_labels_eh): New.
797 (cleanup_deal_labels): Use it instead of update_eh_label.
798 (gimple_merge_blocks): Update landing pad data structure when
799 removing a landing pad label.
800 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
801 test; handle GIMPLE_EH_MUST_NOT_THROW.
802 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
803 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
804 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
805 (verify_stmt): Likewise. Verify landing pads.
806 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
807 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
808 (struct move_stmt_d): Add eh_map.
809 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
810 (move_stmt_r): Remap eh region numbers in builtin calls,
811 resx and eh_dispatch.
812 (move_block_to_fn): Remove eh_offset parameter. Use
813 maybe_duplicate_eh_stmt_fn.
814 (find_outermost_region_in_block): Operate on eh_region pointers
815 instead of region numbers.
816 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
817 duplicate_eh_regions.
818 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
819 test earlier. Disallow EH landing pads.
820 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
821 * tree-flow.h: Update declarations.
822 (struct tree_ann_common_d): Replace rn with lp_nr.
823 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
824 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
825 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
826 resx and eh_dispatch.
827 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
828 (copy_edges_for_bb): Use make_eh_dispatch_edges.
829 (copy_cfg_body): Expect eh_map instead of eh_region_offset
830 from duplicate_eh_regions.
831 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
832 update RESX; handle EH_DISPATCH.
833 (expand_call_inline): Set eh_lp_nr, not eh_region.
834 (maybe_inline_call_in_expr): Likewise.
835 * tree-inline.h (struct copy_body_data): Replace eh_region with
836 eh_lp_nr, eh_region_offset with eh_map.
837 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
838 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
839 * tree-pretty-print.c (dump_generic_node): Don't handle
840 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
841 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
842 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
843 EXC_PTR_EXPR, FILTER_EXPR.
844 * tree-ssa-operands.c (get_expr_operands): Likewise.
845 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
846 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
847 (ao_ref_init_from_vn_reference): Likewise.
848 * tree-ssa-sink.c (statement_sink_location): Likewise.
849 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
850 (mark_virtual_phi_result_for_renaming): Export. Tidy.
851 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
852 EXC_PTR_EXPR, FILTER_EXPR.
853 (is_exception_related): Remove.
854 (compute_avail): Don't call it.
855 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
856 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
857 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
858 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
860 (build_resx): Remove.
861 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
862 * tree.h: Update declarations.
863 (EH_FILTER_MUST_NOT_THROW): Remove.
864 (struct tree_label_decl): Add eh_landing_pad_nr.
865 (EH_LANDING_PAD_NR): New.
866 * value-prof.c (gimple_ic): Tidy variable names. Update for
868 (gimple_stringop_fixed_value): Tidy variable names. Assert
869 that neither call stmt can throw.
870 * vecprim.h (uchar): New.
871 (VEC(uchar,heap), VEC(uchar,gc)): New.
873 * c-common.c (c_define_builtins): Update call to
874 build_common_builtin_nodes.
875 * c-parser.c (c_parse_file): Don't call
876 default_init_unwind_resume_libfunc.
878 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
880 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
881 (mips_cprestore_address_p): Likewise.
882 (mips_save_gp_to_cprestore_slot): Likewise.
883 (mips_restore_gp): Rename to...
884 (mips_restore_gp_from_cprestore_slot): ...this.
885 (mips_must_initialize_gp_p): Declare.
886 (mips_emit_save_slot_move): Likewise.
887 (mips_output_load_label): Return nothing.
888 (mips_eh_uses): Declare.
889 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
890 (TARGET_CPRESTORE_DIRECTIVE): New macro.
891 (TARGET_ABSOLUTE_JUMPS): Likewise.
893 (FIRST_PSEUDO_REGISTER): Update comment.
894 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
895 (MIPS_CALL): ...here.
896 (REGISTER_NAMES): Add $cprestore.
897 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
898 Add load_label_length, has_inflexible_gp_insn_p,
899 has_flexible_gp_insn_p, must_initialize_gp_p and
900 must_restore_gp_when_clobbered_p.
901 (mips_expand_call): Don't generate split instructions here.
902 (mips_split_call): Update the call to mips_restore_gp after
903 the above name change.
904 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
905 (mips_find_gp_ref): New function.
906 (mips_insn_has_inflexible_gp_ref_p): Likewise.
907 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
908 (mips_insn_has_flexible_gp_ref_p): Likewise.
909 (mips_cfun_has_flexible_gp_ref_p): Likewise.
910 (mips_function_has_gp_insn): Delete.
911 (mips_global_pointer): Drop the df_regs_ever_live_p check.
912 Use the new functions above. Only return INVALID_REGNUM
913 for TARGET_ABSOLUTE_JUMPS.
914 (mips_must_initialize_gp_p): New function.
915 (mips_get_cprestore_base_and_offset): New function, extracted from...
916 (mips_cprestore_slot): ...here. Take a bool parameter.
917 (mips_cfun_has_cprestore_slot_p): New function.
918 (mips_cprestore_address_p): Likewise.
919 (mips_save_gp_to_cprestore_slot): Likewise.
920 (mips_restore_gp): Rename to...
921 (mips_restore_gp_from_cprestore_slot): ...this. Assert
922 epilogue_completed. Update the call to mips_cprestore_slot.
923 Test cfun->machine->must_restore_gp_when_clobbered_p.
924 (mips_direct_save_slot_move_p): New function.
925 (mips_emit_save_slot_move): Likewise.
926 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
927 of cfun->machine->global_pointer.
928 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
929 (mips_save_reg): Use mips_emit_save_slot_move.
930 (mips_expand_prologue): Set must_initialize_gp_p.
931 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
932 for all cprestore saves. Emit a use_cprestore instruction after
933 setting up the cprestore slot.
934 (mips_restore_reg): Use mips_emit_save_slot_move.
935 (mips_process_load_label): New function.
936 (mips_load_label_length): Likewise.
937 (mips_output_load_label): Don't return asm: output it here instead.
938 Use mips_process_load_label.
939 (mips_adjust_insn_length): Adjust the length of branch instructions
940 that have length MAX_PIC_BRANCH_LENGTH.
941 (mips_output_conditional_branch): Update the call to
942 mips_output_load_label. Assume the branch target is OPERANDS[0]
943 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
944 (mips_output_order_conditional_branch): Swap the meaning of
945 OPERANDS[0] and OPERANDS[1].
946 (mips_variable_issue): Don't count ghost instructions.
947 (mips_expand_ghost_gp_insns): New function.
948 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
949 (mips_output_mi_thunk): Set must_initialize_gp_p.
950 (mips_eh_uses): New function.
951 * config/mips/predicates.md (cprestore_save_slot_operand)
952 (cprestore_load_slot_operand): New predicates.
953 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
954 (UNSPEC_MOVE_GP): Likewise.
955 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
956 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
957 (CPRESTORE_SLOT_REGNUM): New register.
958 (MAX_PIC_BRANCH_LENGTH): New constant.
959 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
960 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
961 branches. Fix commentary.
962 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
963 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
964 Change type to "ghost".
965 (loadgp_absolute_<mode>): Likewise.
966 (loadgp_rtp_<mode>): Likewise.
967 (copygp_mips16): Likewise.
968 (loadgp_blockage): Remove redundant mode attribute.
969 (potential_cprestore): New instruction.
970 (cprestore): Turn into an unspec set.
971 (use_cprestore): New instruction.
972 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
973 (*branch_fp_inverted): Likewise.
974 (*branch_order<mode>): Likewise.
975 (*branch_order<mode>_inverted): Likewise.
976 (*branch_equality<mode>): Likewise.
977 (*branch_equality<mode>_inverted): Likewise.
978 (*branch_bit<bbv><mode>): Likewise.
979 (*branch_bit<bbv><mode>_inverted): Likewise.
980 (*branch_equality<mode>_mips16): Remove redundant mode.
981 (jump): Turn into a define_expand.
982 (*jump_absolute): New instruction.
983 (*jump_pic): Likewise.
984 (*jump_mips16): Rename previously-unnamed pattern. Remove
985 redundant mode attribute.
986 (restore_gp): Split on epilogue_completed rather than
987 reload_completed. Change type to "ghost".
988 (move_gp<mode>): New instruction.
989 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
990 Remove redundant mode attribute.
991 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
992 (bc1any4f, bc1any2t, bc1any2f): Likewise.
993 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
995 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
998 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
999 are returned in the same register (vs34 or v2) that Altivec vector
1000 types are returned in.
1001 (rs6000_libcall_value): Ditto.
1004 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1005 instead of explicit addsi3/adddi3 calls.
1006 (rs6000_split_multireg_move): Ditto.
1007 (rs6000_emit_allocate_stack): Ditto.
1008 (rs6000_emit_prologue): Ditto.
1009 (rs6000_output_mi_thunk): Ditto.
1011 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1012 size is 64 bits if we can use 64-bit registers.
1014 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1016 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1019 From Jie Zhang <jie.zhang@analog.com>:
1020 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1021 save FP and RETS with saveall attribute.
1022 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1023 with saveall attribute.
1025 * config/bfin/bfin.c (bfin_expand_builtin,
1026 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1029 From Jie Zhang <jie.zhang@analog.com>:
1030 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1031 before use in two places.
1032 * config/bfin/bfin.md (AREG): Define mode iterator.
1033 (reload_in, reload_out): Use mode iterator AREG.
1035 2009-09-14 Richard Guenther <rguenther@suse.de>
1038 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1039 EH personality path.
1041 2009-09-13 Richard Guenther <rguenther@suse.de>
1042 Rafael Avila de Espindola <espindola@google.com>
1044 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1045 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1046 (LANG_HOOKS_INITIALIZER): Adjust.
1047 (lhd_pass_through_t): Declare.
1048 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1050 * langhooks.c (lhd_pass_through_t): New function.
1051 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1052 dwarf2out_begin_prologue): Use personality from current_function_decl.
1053 * expr.h (get_personality_function): Declare.
1054 * expr.c (get_personality_function): New function.
1055 (build_personality_function): Likewise.
1056 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1057 (eh_personality_libfunc): Remove.
1058 * optabs.c (build_libfunc_function): New function split out from ...
1059 (init_one_libfunc): ... here.
1060 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1061 (tree_function_decl): Add personality.
1062 (lhd_gcc_personality): Declare.
1063 (build_personality_function): Likewise.
1064 * tree.c (gcc_eh_personality_decl): New.
1065 (lhd_gcc_personality): New function.
1066 * except.h (lang_eh_runtime_type): Remove.
1067 (enum eh_personality_kind): New.
1068 (build_personality_function): Declare.
1069 (function_needs_eh_personality): Declare.
1070 * except.c (lang_eh_runtime_type): Remove.
1071 (function_needs_eh_personality): New function.
1072 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1073 (sjlj_emit_function_enter, output_function_exception_table):
1074 Use personality from current_function_decl.
1075 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1076 * tree-inline.c (tree_can_inline_p): Do not inline across different
1078 (expand_call_inline): Likewise. Adjust the callers EH personality.
1079 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1080 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1081 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1082 (c-parser.o): Likewise
1083 * c-tree.h (c_eh_initialized_p): Remove.
1084 (c_maybe_initialize_eh): Likewise.
1085 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1086 (finish_decl): Don't call c_maybe_initialize_eh.
1087 (c_eh_initialized_p): Remove.
1088 (c_maybe_initialize_eh): Likewise.
1089 * c-parser.c (c_parser_omp_construct): Likewise.
1090 (c_parse_file): Initialize exception handling.
1092 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1094 * config.gcc (tm_file): Remove i386/biarch32.h
1095 for i?86-w64-mingw* case.
1096 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1098 * config.host: Set for x64 mingw the option
1099 use_long_long_for_widest_fast_int to yes.
1101 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1103 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1104 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1105 (dbxout_begin_function): Likewise.
1106 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1107 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1108 set on the function.
1109 (final_end_function): Likewise.
1110 (final_scan_insn): Likewise.
1111 (rest_of_handle_final): Likewise.
1112 * varasm.c (assemble_start_function): Likewise.
1113 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1115 2009-09-12 Jason Merrill <jason@redhat.com>
1117 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1118 * opts.c (common_handle_option): constify.
1120 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1122 * doc/install.texi (avr): Remove obsolete reference site.
1124 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1126 * doc/install.texi (Binaries): Adjust AIX link.
1128 2009-09-12 Akim Demaille <demaille@gostai.com>
1130 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1131 Use an imperative sentence.
1133 2009-09-11 Richard Henderson <rth@redhat.com>
1135 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1136 structure-name and has-tree-operands arguments; update all entries.
1137 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1139 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1140 (gsstruct_code_size): New.
1141 (gss_for_code_): New.
1142 (gss_for_code): Remove.
1143 (gimple_size): Rewrite using gsstruct_code_size.
1144 (gimple_statement_structure): Move to gimple.h.
1145 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1146 (gss_for_code, gimple_statement_structure): New.
1147 (gimple_ops): Use new arrays; tidy.
1149 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1151 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1152 operand to be a PLUS expression.
1153 * config/pa/pa.c (pa_secondary_reload): Likewise.
1155 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1157 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1159 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1162 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1164 From Jie Zhang <jie.zhang@analog.com>:
1165 * doc/extend.texi (node Function Attributes): Document l2
1167 (node Blackfin Variable Attributes): Document l2 variable attributes.
1169 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1171 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1172 to match the system compiler's configuration at inflection point.
1173 Add comment to remark a remaining difference with system compiler.
1175 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1176 * configure: Regenerate.
1178 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1180 From Jie Zhang <jie.zhang@analog.com>:
1181 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1182 (bfin_handle_l2_attribute): New.
1183 (bfin_attribute_table): Add l2 attribute.
1185 2009-09-11 Michael Matz <matz@suse.de>
1188 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1189 on the local_decls list.
1191 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1195 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1197 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1198 for VALUEs, to implement the documented interface.
1199 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1200 Adjust for VALUEs and anything else, to implement the
1201 documented interface.
1203 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1205 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1206 with actual SPE/paired vector modes before using 64-bit alignment.
1207 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1209 2009-09-10 DJ Delorie <dj@redhat.com>
1211 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1214 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1215 * config/mep/mep.c (mep_legitimate_constant_p): New.
1216 * config/mep/mep-protos.h: Prototype it.
1218 2009-09-10 Richard Henderson <rth@redhat.com>
1220 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1222 2009-09-10 Jason Merrill <jason@redhat.com>
1224 * tree.c (chain_index): New fn.
1225 * tree.h: Declare it.
1227 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1229 * config/sol2-c.c (cmn_err_length_specs): Initialize
1230 scalar_identity_flag.
1232 2009-09-10 Richard Henderson <rth@redhat.com>
1234 * tree.h (struct tree_decl_common): Move align member earlier;
1235 move label_decl_uid member ...
1236 (struct tree_label_decl): ... here.
1237 (LABEL_DECL_UID): Update to match.
1239 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1242 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1243 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1245 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1246 dest_prev if the edge is complex.
1248 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1250 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1251 loop latch tests earlier.
1253 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1254 before GIMPLE_RETURN, not after its predecessor; insert
1257 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1258 gimple_seq_empty_p to test for no PHI nodes.
1259 * tree-cfg.c (split_critical_edges): Likewise.
1261 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1263 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1265 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1266 introduced by the VTA branch merge.
1268 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1270 * ira-conflicts.c: Use fputs or putc instead of fprintf
1274 * tree-switch-conversion.c: Ditto.
1276 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1278 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1279 introduced by the VTA branch merge.
1281 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1284 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1286 PR rtl-optimization/39779
1287 * expr.c (convert_modes): Return when mode == oldmode after
1288 CONST_INTs are processed.
1290 2009-09-10 Nick Clifton <nickc@redhat.com>
1292 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1293 attribute and referring decl when creating renamed symbol.
1295 2009-09-10 Richard Guenther <rguenther@suse.de>
1298 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1300 (cgraph_finalize_compilation_unit): Compute reachability
1301 before emitting thunks. Properly process aliases before
1302 possibly removing unreachable nodes.
1304 2009-09-10 Richard Guenther <rguenther@suse.de>
1307 * tree.c (struct free_lang_data_d): Add worklist member.
1308 (find_decls_types_r): Push onto the worklist instead of recursing.
1309 Handle TREE_BINFOs properly.
1310 (find_decls_types): New function wrapped around find_decls_types_r
1311 to process the worklist.
1312 (find_decls_types_in_eh_region): Use it.
1313 (find_decls_types_in_node): Likewise.
1314 (find_decls_types_in_var): Likewise.
1315 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1316 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1317 (AGGREGATE_TYPE_P): Adjust.
1319 2009-09-09 Jason Merrill <jason@redhat.com>
1321 * configure.ac: Check glibc version even if we have an in-tree
1324 2009-09-09 Anthony Green <green@moxielogic.com>
1326 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1327 the constant 0 when appropriate.
1328 * config/moxie/constraints.md: Add constraint O.
1330 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1331 to pass up to 6 32-bit argument values in registers.
1332 (moxie_function_arg): Ditto.
1333 (moxie_arg_partial_bytes): Ditto.
1334 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1335 (REG_PARM_STACK_SPACE): Ditto.
1336 (FUNCTION_ARG_REGNO_P): Ditto.
1338 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1339 instruction to allocate stack space.
1341 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1343 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1344 unnecessarily stringent constraints. Fix address
1345 calculation in the splitters.
1347 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1349 PR rtl-optimization/39779
1350 * expr.c (convert_modes): Return when mode == oldmode after
1351 CONST_INTs are processed.
1353 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1356 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1357 (ix86_expand_prologue): Take frame.padding0 into logic of
1359 (ix86_expand_epilogue): Likewise.
1361 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1363 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1365 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1366 * config/t-slibgcc-libgcc: New file.
1367 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1369 2009-09-09 Martin Jambor <mjambor@suse.cz>
1371 PR tree-optimization/41089
1372 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1375 2009-09-09 Richard Henderson <rth@redhat.com>
1377 * gimple.h (CASE_GIMPLE_OMP): New.
1378 (is_gimple_omp): Use it.
1379 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1380 (verify_gimple_debug): Likewise.
1382 2009-09-09 Richard Guenther <rguenther@suse.de>
1384 PR tree-optimization/41101
1385 * tree-ssa-pre.c (maximal_set): Remove.
1386 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1387 Defer all blocks we didn't visit at least one successor.
1388 (add_to_exp_gen): Do not add to the maximal set.
1389 (make_values_for_phi): Likewise.
1390 (compute_avail): Likewise.
1391 (init_pre): Do not allocate the maximal set.
1392 (execute_pre): Do not dump it.
1394 2009-09-09 Martin Jambor <mjambor@suse.cz>
1396 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1397 an SSA_NAME rather than a is_gimple_variable.
1399 2009-09-09 Richard Guenther <rguenther@suse.de>
1402 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1403 code dealing with plain pointer bases.
1404 (maybe_fold_offset_to_reference): Likewise.
1405 (maybe_fold_stmt_addition): Adjust.
1407 2009-09-09 Richard Guenther <rguenther@suse.de>
1409 * tree.c (free_lang_data_in_type): Do not free the type variant
1411 (free_lang_data): Merge char_type_node with its properly signed
1413 (pass_ipa_free): Collect after freeing language specific data.
1415 2009-09-09 Michael Matz <matz@suse.de>
1418 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1419 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1420 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1423 2009-09-08 DJ Delorie <dj@redhat.com>
1425 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1427 2009-09-04 Jason Merrill <jason@redhat.com>
1429 * tree.c (tree_find_value): Remove.
1430 * tree.h: Remove prototype.
1431 * varasm.c (assemble_external): Use value_member instead.
1433 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1435 * toplev.c (process_options): Choose default debugging type when
1436 gtoggle enables debug info and type is unset.
1438 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1442 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1445 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1447 * configure: Rebuilt with modified libtool.m4.
1449 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1454 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1456 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1458 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1459 (remove_statement): Likewise.
1460 (rewrite_use_nonlinear_expr): Adjust.
1461 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1462 * tree-ssa.c (release_defs_bitset): ... this. New.
1463 * tree-flow.h (release_defs_bitset): Declare.
1465 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1468 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1469 in the middle block.
1471 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1473 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1474 via intptr_t to long type.
1475 (insert_operand_rank): Cast long type via intptr_t to
1477 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1479 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1480 from pointer to unsigned via uintptr_t.
1482 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1483 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1485 * configure: Regenerated.
1486 * config.in: Regenerated
1487 * system.h (stdint.h): Add include.
1488 (inttypes.h): Likewise.
1489 * Makefile.in (aclocal): Add config/stdint.m4.
1490 * aclocal.m4: Regenerated.
1492 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1494 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1496 (note_np_check_stores): New function.
1497 (harmless_null_pointer_p): New function.
1498 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1499 changed. Take into account whether we're in the shadow of a condjump
1500 that tested NP_REG for NULL.
1501 Lose all code that tested for SEQUENCEs.
1502 (workaround_speculation): Avoid inserting NOPs for loads that are
1503 either always executed or a NULL pointer.
1505 2009-09-08 Jan Hubicka <jh@suse.cz>
1507 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1508 * params.def (early-inlining-insns): Likewise.
1510 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1512 PR rtl-optimization/41239
1513 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1514 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1516 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1517 across calls, as the calls might not always return normally.
1518 (call_may_noreturn_p): New function.
1519 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1520 (init_deps): Initialize it.
1521 (remove_from_deps): Also remove calls from
1522 last_function_call_may_noreturn list.
1524 2009-09-07 Richard Henderson <rth@redhat.com>
1526 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1527 more VR->OPERANDS than LHS operands. Free LHS before returning.
1529 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1531 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1532 (attr "addrtype"): New member "spreg".
1533 Use it if mem_spfp_address_operand is true for the address.
1534 (attr "type"): New entry "stall".
1535 (cpu_unit "load"): New.
1536 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1538 (insn_reservation "loadsp"): New.
1539 (insn_reservation "load_stall1"): New.
1540 (insn_reservation "load_stall3"): New.
1542 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1543 (mem_p_address_operand): Exclude stack and frame pointer based
1545 (mem_spfp_address_operand): New; match them here.
1546 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1547 (bfin_reorg): Call it if scheduling insns.
1548 (bfin_gen_bundles): Remove dummy insns created by
1549 add_sched_insns_for_speculation.
1551 From Jie Zhang <jie.zhang@analog.com>:
1552 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1553 bfin_si_revision, bfin_workarounds): Move these ...
1554 * config/bfin/bfin.h: ... here.
1556 From Mike Frysinger <michael.frysinger@analog.com>
1557 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1558 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1559 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1560 bf547m, bf548m, and bf549m.
1561 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1562 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1563 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1564 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1565 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1566 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1567 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1568 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1569 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1570 bf542m, bf544m, bf547m, bf548m, and bf549m.
1572 From Jie Zhang <jie.zhang@analog.com>:
1573 * config/bfin/predicates.md (p_register_operand): New predicate.
1574 (dp_register_operand): New predicate.
1575 * config/bfin/bfin-protos.h (WA_05000074): Define.
1576 (ENABLE_WA_05000074): Define.
1577 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1578 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1579 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1580 (define_attr addrtype): Allow load/store register to be P register.
1581 (define_attr storereg): New.
1582 (define_cpu_unit anomaly_05000074): New.
1583 (define_insn_reservation dsp32shiftimm): New.
1584 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1585 (define_insn_reservation loadp): Cannot use slot2.
1586 (define_insn_reservation loadsp): Cannot use slot2.
1587 (define_insn_reservation storep): Cannot use slot2. Does not
1588 apply when working around 05000074.
1589 (define_insn_reservation storep_anomaly_05000074): New.
1590 (define_insn_reservation storei): Does not apply when working
1592 (define_insn_reservation storei_anomaly_05000074): New.
1593 (define_attr length): Add dsp32shiftimm case.
1594 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1595 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1596 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1597 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1598 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1600 2009-09-07 Martin Jambor <mjambor@suse.cz>
1603 * tree-sra.c (create_artificial_child_access): Return NULL if
1604 build_ref_for_offset fails.
1605 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1606 and create_artificial_child_access to fail.
1608 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1611 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1612 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1613 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1615 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1617 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1618 block, ensure it has an exit edge. Emit a barrier after a jump.
1620 2009-09-07 Nick Clifton <nickc@redhat.com>
1622 * gcc.c (this_is_linker_script): New variable. Like
1623 this_is_library_file but for the %T constructor.
1624 (end_going_arg): If this_is_linker_script is set then locate the
1625 script and insert a --script switch before it
1626 (do_spec_2): Initialise this_is_linker_script.
1627 (do_spec_1): Likewise. Handle %T construct.
1628 (eval_spec_function): Preserve this_is_linker_script.
1629 * doc/invoke.texi: Document %T construct in spec files.
1630 * config/m32c/m32c.h (LIB_SPEC): Use it.
1632 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1634 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1635 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1636 when volatile flag is set.
1637 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1639 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1642 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1643 (combine_stack_adjustments_for_block): Allow insns between stack
1644 adjustments and stores with corresponding pre-(dec|inc)rement or
1645 pre-modify operation.
1647 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1650 * combine-stack-adj.c (struct csa_memlist): Rename to...
1651 (struct csa_reflist): ... this. Rename mem field to ref.
1652 (free_csa_memlist): Rename to...
1653 (free_csa_reflist): ... this.
1654 (record_one_stack_memref): Rename to...
1655 (record_one_stack_ref): ... this. Handle also REG_P.
1656 (try_apply_stack_adjustment): Handle also REG_P.
1657 (struct record_stack_memrefs_data): Rename to...
1658 (struct record_stack_refs_data): ... this. Rename memlist field to
1660 (record_stack_memrefs): Rename to...
1661 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1662 subexpressions instead of failing when a MEM contains SP references.
1663 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1664 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1666 2009-09-06 Richard Guenther <rguenther@suse.de>
1669 * tree.c (build_array_type): Do not record types marked
1670 with structural equality in the canonical type hashtable.
1672 2009-09-06 Richard Guenther <rguenther@suse.de>
1675 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1677 2009-09-05 Richard Guenther <rguenther@suse.de>
1680 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1682 2009-09-05 Richard Guenther <rguenther@suse.de>
1685 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1687 2009-09-05 Richard Guenther <rguenther@suse.de>
1690 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1691 before comparing function argument types.
1693 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1696 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1699 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1702 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1704 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1705 locators before emit_insn is called.
1707 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1710 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1711 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1712 (reginfo_init): Don't call allocate_reg_info.
1714 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1717 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1718 NONDEBUG_INSN_P instead of INSN_P.
1720 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1723 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1725 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1728 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1729 pattern of the split.
1731 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1733 * toplev.c (process_options): Move setter of flag_var_tracking
1734 before other tests that depend on it. Move down setter of
1735 flag_rename_registers. Don't enable var-tracking-assignments
1736 by default if selective scheduling is enabled. Warn if both
1739 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1741 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1742 comment. Use switch statement to catch overlaps between rtx
1743 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1744 (IS_DECL_CODE): ... here. Remove.
1745 (check_value_is_not_decl): Remove.
1746 (dv_from_decl, dv_from_value): Check after conversion.
1748 2009-09-04 Richard Guenther <rguenther@suse.de>
1751 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1752 after emitting tunks. Move emitting thunks and ctors from ...
1753 (cgraph_optimize): ... here. Remove redundant
1754 cgraph_analyze_functions.
1755 * varasm.c (find_decl_and_mark_needed): Remove no longer
1757 (finish_aliases_1): Adjust check for thunk aliases.
1759 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1761 * config/arm/arm.md (ctzsi2): Added braces
1762 to avoid warning that broke booststrap.
1764 2009-09-04 Martin Jambor <mjambor@suse.cz>
1766 PR tree-optimization/41112
1767 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1768 handle variable-bounded arrays.
1769 (expr_with_var_bounded_array_refs_p): New function.
1770 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1772 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1774 * config/s390/2097.md: Removed two incorrect bypasses.
1775 (z10_fsimpdf): Fixed latency.
1776 (z10_fhex): New insn_reservation.
1777 (z10_floaddf): Fixed latency.
1778 (z10_floadsf): Fixed latency.
1779 (z10_ftrunctf): Fixed latency.
1780 (z10_ftruncdf): Fixed latency.
1781 * config/s390/s390.c (z10_cost): Fixed values.
1782 (s390_adjust_priority): Added z10 path.
1783 * config/s390/s390.md (type): Added fhex.
1784 (*mov<mode>_64dfp): Updated type attribute.
1785 (*mov<mode>_64): Updated type attribute.
1786 (*mov<mode>_31): Updated type attribute.
1787 (*mov<mode>"): Likewise.
1788 * config/s390/2084.md (x_fsimpdf): Updated condition.
1790 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1792 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1793 RTXs in the predicate for operand 1.
1795 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1797 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1798 (rbitsi2): New insn.
1799 (ctzsi2): New expand.
1800 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1802 2009-09-03 Martin Jambor <mjambor@suse.cz>
1804 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1805 (create_artificial_child_access): Use build_ref_for_offset instead
1806 of duplicate_expr_for_different_base.
1807 (propagate_subacesses_accross_link): Likewise.
1809 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1811 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1813 (mips16e_collect_argument_saves): Skip debug instructions.
1814 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1815 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1816 (r10k_insert_cache_barriers): Likewise.
1817 (mips_reorg_process_insns): Likewise.
1819 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1822 * ira.c (update_equiv_reg): Remove check on class likely spill.
1824 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1827 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1828 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1832 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1833 the stack slot if it is passed by invisible reference.
1834 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1835 by invisible reference.
1837 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1839 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1840 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1841 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1843 * config/bfin/sync.md: New file.
1844 * config/bfin/bfin.md: Include it.
1845 (UNSPEC_ATOMIC): New.
1846 (UNSPEC_ONES): Provide a unique number.
1848 From Jie Zhang <jie.zhang@analog.com>:
1849 * config/bfin/bfin.c (ret_regs): New.
1850 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1851 (must_save_rets_p): New.
1852 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1853 current_function_is_leaf.
1854 (do_link): Likewise.
1855 (do_unlink): Likewise.
1856 (expand_interrupt_handler_prologue): Use ret_regs array.
1857 (expand_interrupt_handler_epilogue): Use ret_regs array and
1858 pass return register to gen_return_internal.
1859 (bfin_expand_epilogue): Pass return register to
1860 gen_return_internal.
1861 (bfin_expand_call): Explicitly clobber RETS.
1862 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1863 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1864 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1865 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1867 (return_internal): Take a reg rtx rather than the register number.
1869 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1871 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1872 when comparing against estimated_loop_iterations_int return.
1874 2009-09-03 Richard Guenther <rguenther@suse.de>
1876 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1877 eh_personality_libfunc.
1879 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1881 * tree-parloops.c (separate_decls_in_region): Add space.
1883 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1885 * tree-parloops.c (separate_decls_in_region): Change the condition
1886 checking if there are reductions in the loop.
1888 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1890 PR tree-optimization/38275
1891 * tree-parloops.c (parallelize_loops): Replace profitability condition
1892 for expected number of iterations.
1894 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1896 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1897 (bootstrap-debug): Explain conditions in which it becomes default.
1898 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1901 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1903 * doc/invoke.texi (Optimize Options): Move
1904 -finline-small-functions to the -O2 list.
1906 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1908 * toplev.c (process_options): Enable var-tracking-assignments
1909 by default if var-tracking is enabled.
1911 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1913 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1915 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1916 * rtl.h (prev_nonnote_insn_bb): Declare it.
1918 2009-09-03 Diego Novillo <dnovillo@google.com>
1920 * cgraph.c (cgraph_node_for_decl): New.
1921 * cgraph.h (cgraph_node_for_decl): Declare.
1922 * tree.c (host_integerp): Return 0 if T is NULL.
1924 2009-09-03 Diego Novillo <dnovillo@google.com>
1926 * tree.h (struct alias_pair): Move from varasm.c.
1927 (alias_pairs): Likewise.
1928 (TYPE_MAXVAL): Define.
1929 (TYPE_MINVAL): Define.
1930 (iterative_hash_host_wide_int): Declare.
1931 (remove_unreachable_alias_pairs): Declare.
1932 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1933 * diagnostic.c (default_diagnostic_starter): Make extern.
1934 (default_diagnostic_finalizer): Make extern.
1935 * diagnostic.h (default_diagnostic_starter): Declare.
1936 (default_diagnostic_finalizer): Declare.
1937 (default_tree_printer): Declare.
1938 * toplev.c (default_tree_printer): Make extern.
1940 2009-09-03 Richard Guenther <rguenther@suse.de>
1941 Diego Novillo <dnovillo@google.com>
1943 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1944 * cgraphunit.c (cgraph_expand_function): Do not emit
1945 associated thunks from here.
1946 (cgraph_emit_thunks): New.
1947 (cgraph_optimize): Call it.
1948 Return if any IPA pass finds an error.
1949 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1952 2009-09-03 Simon Baldwin <simonb@google.com>
1953 Rafael Espindola <espindola@google.com>
1954 Richard Guenther <rguenther@suse.de>
1955 Doug Kwan <dougkwan@google.com>
1956 Diego Novillo <dnovillo@google.com>
1958 * tree.c: Include tree-pass.h, langhooks-def.h,
1959 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1960 (free_lang_data_in_type): New.
1961 (need_assembler_name_p): New.
1962 (free_lang_data_in_block): New.
1963 (free_lang_data_in_decl): New.
1964 (struct free_lang_data_d): New.
1965 (add_tree_to_fld_list): New.
1966 (find_decls_types_r): New.
1967 (get_eh_types_for_runtime): New.
1968 (find_decls_types_in_eh_region): New.
1969 (find_decls_types_in_node): New.
1970 (find_decls_types_in_var): New.
1971 (free_lang_data_in_cgraph): New.
1972 (free_lang_data): New.
1973 (gate_free_lang_data): New.
1974 (pass_ipa_free_lang_data): New.
1976 2009-09-03 Diego Novillo <dnovillo@google.com>
1978 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1979 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1980 (lang_hooks): Remove const qualifier.
1981 * ipa.c (cgraph_remove_unreachable_nodes): Call
1982 remove_unreachable_alias_pairs.
1983 * except.c (add_type_for_runtime): Check if TYPE has
1984 already been converted.
1985 (lookup_type_for_runtime): Likewise.
1986 (check_handled): Handle converted types.
1987 * varasm.c (remove_unreachable_alias_pairs): New.
1988 * gimple.c: Include demangle.h.
1989 (gimple_decl_printable_name): New.
1990 (gimple_fold_obj_type_ref): New.
1991 * gimple.h (gimple_decl_printable_name): Declare.
1992 (gimple_fold_obj_type_ref): Declare.
1993 * passes.c (init_optimization_passes): Add pass
1994 pass_ipa_free_lang_data.
1995 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1996 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1998 2009-09-03 Diego Novillo <dnovillo@google.com>
2000 * c-lang.c (lang_hooks): Remove const qualifier.
2002 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2004 * doc/install.texi (*-*-freebsd*): Update target information.
2006 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2008 * hard-reg-set.h (call_fixed_regs): Remove.
2009 * reginfo.c (call_fixed_regs): Remove.
2010 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2011 (globalize_reg): Don't use call_fixed_regs.
2012 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2015 2009-09-01 Michael Matz <matz@suse.de>
2017 * expr.h (emit_storent_insn, expand_expr_real_1,
2018 expand_expr_real_2): Declare.
2019 * expr.c (emit_storent_insn, expand_expr_real_1,
2020 expand_expr_real_2): Export.
2021 (store_expr): Setting and evaluating dont_return_target is useless.
2022 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2023 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2024 * except.c (expand_resx_expr): Rename to ...
2025 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2026 * except.h (expand_resx_stmt): Declare.
2027 * stmt.c: Add include gimple.h
2028 (expand_asm_expr): Rename to ...
2029 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2030 (expand_case): Rewrite to take gimple statement.
2031 * tree.h (expand_asm_stmt): Declare.
2032 (expand_case): Change prototype.
2033 * Makefile.in (stmt.o): Depend on gimple.h.
2034 * builtins.c (expand_builtin_synchronize): Build gimple asm
2035 statement, not an ASM_EXPR.
2036 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2037 gimple_to_tree, release_stmt_tree): Remove.
2038 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2039 ggc_free, but hold comparison code and operands separately.
2040 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2041 (expand_call_stmt, expand_gimple_stmt_1,
2042 expand_gimple_stmt): New helpers.
2043 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2044 release_stmt_tree. Call expand_gimple_stmt instead.
2045 (expand_gimple_basic_block): Ditto.
2047 * calls.c (emit_call_1): Don't look at EH regions here, make
2048 fntree parameter useless.
2049 (expand_call): New local rettype for TREE_TYPE(exp), use it
2050 throughout. Remove local p, use addr instead.
2051 Don't look at EH regions here.
2053 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2055 * doc/invoke.texi (-fsched-pressure): Document it.
2056 (-fsched-reg-pressure-heuristic): Remove it.
2058 * reload.c (ira.h): Include.
2059 (find_reloads): Add choosing reload on number of small spilled
2062 * haifa-sched.c (ira.h): Include.
2063 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2064 saved_reg_pressure, curr_reg_live, saved_reg_live,
2065 region_ref_regs): New variables.
2066 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2067 initiate_reg_pressure_info, setup_ref_regs,
2068 initiate_bb_reg_pressure_info, save_reg_pressure,
2069 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2071 (setup_insn_reg_pressure_info): New function.
2072 (rank_for_schedule): Add pressure checking and insn issue time.
2073 Remove comparison of insn reg weights.
2074 (ready_sort): Set insn reg pressure info.
2075 (update_register_pressure, setup_insn_max_reg_pressure,
2076 update_reg_and_insn_max_reg_pressure,
2077 sched_setup_bb_reg_pressure_info): New functions.
2078 (schedule_insn): Add code for printing and updating reg pressure info.
2079 (find_set_reg_weight, find_insn_reg_weight): Remove.
2080 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2081 (debug_ready_list): Print reg pressure info.
2082 (schedule_block): Ditto. Check insn issue time.
2083 (sched_init): Set up sched_pressure_p. Allocate and set up some
2084 reg pressure related info.
2085 (sched_finish): Free some reg pressure related info.
2086 (fix_tick_ready): Make insn always ready if pressure_p.
2087 (init_h_i_d): Don't call find_insn_reg_weight.
2088 (haifa_finish_h_i_d): Free insn reg pressure info.
2090 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2091 ira_memory_move_cost, ira_class_hard_regs,
2092 ira_class_hard_regs_num, ira_no_alloc_regs,
2093 ira_available_class_regs, ira_reg_class_cover_size,
2094 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2096 * ira-lives.c (single_reg_class): Check mode to find how many
2097 registers are necessary for operand.
2098 (ira_implicitly_set_insn_hard_regs): New.
2100 * common.opt (fsched-pressure): New options.
2101 (fsched-reg-pressure-heuristic): Remove.
2103 * ira.c (setup_eliminable_regset): Rename to
2104 ira_setup_eliminable_regset. Make it external.
2105 (expand_reg_info): Pass cover class to setup_reg_classes.
2106 (ira): Call resize_reg_info instead of allocate_reg_info.
2108 * sched-deps.c: Include ira.h.
2109 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2110 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2111 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2112 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2113 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2114 mark_insn_reg_store, mark_insn_reg_clobber,
2115 setup_insn_reg_pressure_info): New.
2116 (sched_analyze_1): Update implicit_reg_pending_uses.
2117 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2118 Use them to create dependencies. Set insn reg uses and pressure
2119 info. Process reg_pending_uses in one place.
2120 (free_deps): Free implicit sets.
2121 (remove_from_deps): Remove implicit sets if necessary. Check
2122 implicit sets when clearing reg_last_in_use.
2123 (init_deps_global): Clear implicit_reg_pending_clobbers and
2124 implicit_reg_pending_uses.
2126 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2127 ira_memory_move_cost, ira_class_hard_regs,
2128 ira_class_hard_regs_num, ira_no_alloc_regs,
2129 ira_available_class_regs, ira_reg_class_cover_size,
2130 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2131 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2132 ira_implicitly_set_insn_hard_regs): New prototypes.
2134 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2135 cost_elements_num): New variables.
2136 (allocno_costs, total_costs): Rename to costs and
2137 total_allocno_costs.
2138 (COSTS_OF_ALLOCNO): Rename to COSTS.
2139 (allocno_pref): Rename to pref.
2140 (allocno_pref_buffer): Rename to pref_buffer.
2141 (common_classes): Rename to regno_cover_class.
2143 (record_reg_classes): Set allocno attributes only if allocno_p.
2144 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2145 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2146 and COSTS_OF_ALLOCNO.
2147 (print_costs): Rename to print_allocno_costs.
2148 (print_pseudo_costs): New.
2149 (process_bb_node_for_costs): Split into 2 functions with new
2150 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2151 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2152 new parameter dump_file. Use cost_elements_num instead of
2153 ira_allocnos_num. Make one iteration if preferred classes were
2154 already calculated for scheduler. Make 2 versions of code
2155 depending on allocno_p.
2156 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2157 regno_cover_class and COSTS instead of common_classes and
2159 (init_costs, finish_costs): New.
2160 (ira_costs): Set up allocno_p and cost_elements_num. Call
2161 init_costs and finish_costs.
2162 (ira_set_pseudo_classes): New.
2164 * rtl.h (allocate_reg_info): Remove.
2165 (resize_reg_info): Change return type.
2166 (reg_cover_class): New.
2167 (setup_reg_classes): Add new parameter.
2169 * sched-int.h (struct deps_reg): New member implicit_sets.
2170 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2171 (INCREASE_BITS): New macro.
2172 (struct reg_pressure_data, struct reg_use_data): New.
2173 (struct _haifa_insn_data): Remove reg_weight. Add members
2174 reg_pressure, reg_use_list, reg_set_list, and
2175 reg_pressure_excess_cost_change.
2176 (struct deps): New member implicit_sets.
2177 (pressure_p): New variable.
2178 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2179 (struct reg_pressure_data, struct reg_use_data): New.
2180 (INSN_REG_WEIGHT): Remove.
2181 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2182 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2183 (sched_init_region_reg_pressure_info,
2184 sched_setup_bb_reg_pressure_info): New prototypes.
2186 * reginfo.c (struct reg_pref): New member coverclass.
2187 (reg_cover_class): New function.
2188 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2189 (reg_info_size): New variable.
2190 (allocate_reg_info): Make static. Setup reg_info_size.
2191 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2192 (setup_reg_classes): Add a new parameter. Setup cover class too.
2194 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2197 * sched-rgn.c (deps_join): Set up implicit_sets.
2198 (schedule_region): Set up region and basic blocks pressure
2201 * passes.c (init_optimization_passes): Move
2202 pass_subregs_of_mode_init before pass_sched.
2204 2009-09-02 Martin Jambor <mjambor@suse.cz>
2206 * tree-sra.c (struct access): New field grp_hint.
2207 (dump_access): Dump grp_hint.
2208 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2210 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2211 those which have been specifically read and somehow written to.
2212 (propagate_subacesses_accross_link): Set grp_hint of right child and
2213 also possibly of the left child.
2215 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2217 * tree-object-size.c (addr_object_size): Always use object_size_type
2218 0 or 2 when determining the pointer pointed object size.
2220 2009-09-02 Richard Guenther <rguenther@suse.de>
2223 2009-08-31 Richard Guenther <rguenther@suse.de>
2225 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2226 to query if the memory regions for memmove overlap.
2227 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2228 asserts on pointers, instead deal with odd trees.
2229 (ptr_derefs_may_alias_p): Likewise.
2230 (refs_may_alias_p_1): Constructor bases also never alias.
2232 2009-08-01 Christian Bruel <christian.bruel@st.com>
2235 2009-07-31 Christian Bruel <christian.bruel@st.com>
2236 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2238 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2240 * doc/invoke.texi (-fvar-tracking-assignments): New.
2241 (-fvar-tracking-assignments-toggle): New.
2242 (-fdump-final-insns=file): Mark filename as optional.
2243 (--param min-nondebug-insn-uid): New.
2244 (-gdwarf-@{version}): Mention version 4.
2245 * opts.c (common_handle_option): Accept it.
2246 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2247 * regrename.c (regrename_optimize): Drop last. Don't count debug
2248 insns as uses. Don't reject change because of debug insn.
2249 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2250 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2251 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2252 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2253 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2254 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2255 * doc/gimple.texi (is_gimple_debug): New.
2256 (gimple_debug_bind_p): New.
2257 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2258 * doc/install.texi (bootstrap-debug): More details.
2259 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2260 (bootstrap-debug-lib): More details.
2261 (bootstrap-debug-ckovw): Update.
2262 (bootstrap-time): New.
2263 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2264 (insert_phi_nodes_for): Insert debug stmts.
2265 (rewrite_stmt): Take iterator. Insert debug stmts.
2266 (rewrite_enter_block): Adjust.
2267 (maybe_replace_use_in_debug_stmt): New.
2268 (rewrite_update_stmt): Use it.
2269 (mark_use_interesting): Return early for debug stmts.
2270 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2271 stmts before replacing stmt.
2272 (move_computations_stmt): Likewise.
2273 * ira-conflicts.c (add_copies): Skip debug insns.
2274 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2275 (regstat_bb_compute_ri): Skip debug insns.
2276 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2277 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2278 check_loop_closed_ssa_stmt): Skip debug stmts.
2279 * tree-tailcall.c (find_tail_calls): Likewise.
2280 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2281 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2282 (build_var_debug_value_stat): Declare.
2283 (build_var_debug_value): Define.
2284 (target_for_debug_bind): Declare.
2285 * reload.c (find_equiv_reg): Skip debug insns.
2286 * rtlanal.c (reg_used_between_p): Skip debug insns.
2287 (side_effects_p): Likewise.
2288 (canonicalize_condition): Likewise.
2289 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2290 insns never depend on debug insns.
2291 (create_ddg_dep_no_link): Likewise.
2292 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2293 Don't add inter-loop dependencies for debug insns.
2294 (build_intra_loop_deps): Likewise.
2295 (create_ddg): Count debug insns.
2296 * ddg.h (struct ddg::num_debug): New.
2297 (num_backargs): Pair up with previous int field.
2298 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2299 -fcompare-debug-second.
2300 * final.c (get_attr_length_1): Skip debug insns.
2301 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2302 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2303 (driver_self_specs): Map -fdump-final-insns to
2304 -fdump-final-insns=..
2305 (get_local_tick): New.
2306 (compare_debug_dump_opt_spec_function): Test for . argument and
2307 compute output name. Compute temp output spec without flag name.
2308 Compute -frandom-seed.
2309 (OPT): Undef after use.
2310 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2311 (average_num_loop_insns): Likewise.
2312 * params.h (MIN_NONDEBUG_INSN_UID): New.
2313 * gimple.def (GIMPLE_DEBUG): New.
2314 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2315 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2316 (merge_in_block): Fix whitespace.
2317 * toplev.c (flag_var_tracking): Update comment.
2318 (flag_var_tracking_assignments): New.
2319 (flag_var_tracking_assignments_toggle): New.
2320 (process_options): Don't open final insns dump file if we're not
2321 going to write to it. Compute defaults for var_tracking.
2322 * df-scan.c (df_insn_rescan_debug_internal): New.
2323 (df_uses_record): Handle debug insns.
2324 * haifa-sched.c (ready): Initialize n_debug.
2325 (contributes_to_priority): Skip debug insns.
2326 (dep_list_size): New.
2328 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2329 they're ready. Disregard previous debug insns to make decisions.
2330 (queue_insn): Never queue debug insns.
2331 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2332 (schedule_insn): Don't reject debug insns because of issue rate.
2333 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2334 (queue_to_ready): Skip and discount debug insns.
2335 (choose_ready): Let debug insns through.
2336 (schedule_block): Check boundary debug insns. Discount debug
2337 insns, schedule them early. Adjust whitespace.
2338 (set_priorities): Check for boundary debug insns.
2339 (add_jump_dependencies): Use dep_list_size.
2340 (prev_non_location_insn): New.
2341 (check_cfg): Use it.
2342 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2344 (remove_unused_ivs): Reset debug stmts.
2345 * modulo-sched.c (const_iteration_count): Skip debug insns.
2346 (res_MII): Discount debug insns.
2347 (loop_single_full_bb_p): Skip debug insns.
2348 (sms_schedule): Likewise.
2349 (sms_schedule_by_order): Likewise.
2350 (ps_has_conflicts): Likewise.
2351 * caller-save.c (refmarker_fn): New.
2352 (save_call_clobbered_regs): Replace regs with saved mem in
2354 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2355 Call refmarker_fn mark for hardregnos.
2356 (mark_reg_as_referenced): New.
2357 (replace_reg_with_saved_mem): New.
2358 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2359 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2361 (cse_extended_basic_block): Skip debug insns.
2362 (count_reg_usage): Likewise.
2363 (is_dead_reg): New, split out of...
2364 (set_live_p): ... here.
2365 (insn_live_p): Use it for debug insns.
2366 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2367 (execute_optimize_stdarg): Likewise.
2368 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2369 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2370 changes in debug stmts as changes.
2371 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2372 (moveup_expr): Don't move across debug insns. Don't move
2373 debug insn if it would create a bookkeeping block.
2374 (moveup_expr_cached): Don't use cache for debug insns that
2375 are heads of blocks.
2376 (compute_av_set_inside_bb): Skip debug insns.
2377 (sel_rank_for_schedule): Schedule debug insns first. Remove
2379 (block_valid_for_bookkeeping_p); Support lax searches.
2380 (create_block_for_bookkeeping): Adjust block numbers when
2381 encountering debug-only blocks.
2382 (find_place_for_bookkeeping): Deal with debug-only blocks.
2383 (generate_bookkeeping_insn): Accept no place to insert.
2384 (remove_temp_moveop_nops): New argument full_tidying.
2385 (prepare_place_to_insert): Deal with debug insns.
2386 (advance_state_on_fence): Debug insns don't start cycles.
2387 (update_boundaries): Take fence as argument. Deal with
2389 (schedule_expr_on_boundary): No full_tidying on debug insns.
2390 (fill_insns): Deal with debug insns.
2391 (track_scheduled_insns_and_blocks): Don't count debug insns.
2392 (need_nop_to_preserve_insn_bb): New, split out of...
2393 (remove_insn_from_stream): ... this.
2394 (fur_orig_expr_not_found): Skip debug insns.
2395 * rtl.def (VALUE): Move up.
2397 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2398 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2399 Set it if debug stmts are found.
2400 (statement_sink_location): Skip debug stmts. Propagate
2401 moving defs into debug stmts.
2402 * ifcvt.c (first_active_insn): Skip debug insns.
2403 (last_active_insns): Likewise.
2404 (cond_exec_process_insns): Likewise.
2405 (noce_process_if_block): Likewise.
2406 (check_cond_move_block): Likewise.
2407 (cond_move_convert_if_block): Likewise.
2408 (block_jumps_and_fallthru_p): Likewise.
2409 (dead_or_predicable): Likewise.
2410 * dwarf2out.c (debug_str_hash_forced): New.
2411 (find_AT_string): Add comment.
2412 (gen_label_for_indirect_string): New.
2413 (get_debug_string_label): New.
2414 (AT_string_form): Use it.
2415 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2416 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2417 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2418 several operations that cannot be represented with DWARF opcodes.
2419 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2420 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2421 (dwarf2out_var_location): Take during-call mark into account.
2422 (output_indirect_string): Update comment. Output if there are
2423 label and references.
2424 (prune_indirect_string): New.
2425 (prune_unused_types): Call it if debug_str_hash_forced.
2426 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2427 (dw_long_long_const): Remove.
2428 (struct dw_val_struct): Change val_long_long type to rtx.
2429 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2430 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2431 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2432 component instead of HOST_BITS_PER_LONG.
2433 (output_loc_operands): Likewise. For const8* assert
2434 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2435 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2436 rather than HOST_BITS_PER_LONG is >= 64.
2437 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2439 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2440 HOST_BITS_PER_LONG for dw_val_class_long_long.
2441 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2442 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2443 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2445 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2446 Handle DW_OP_implicit_value.
2447 (extract_int): Move prototype earlier.
2448 (mem_loc_descriptor): For SUBREG punt if inner
2449 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2450 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2451 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2452 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2453 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2454 instead of Pmode size.
2455 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2456 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2457 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2458 (concat_loc_descriptor, concatn_loc_descriptor,
2459 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2460 (add_location_or_const_value_attribute): Likewise. For single
2461 location loc_lists attempt to use add_const_value_attribute
2462 for constant decls. Add DW_AT_const_value even if
2463 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2465 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2466 (control_flow_insn_p): Likewise.
2467 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2468 (separate_decls_in_region_debug_bind): New.
2469 (separate_decls_in_region): Process debug bind stmts afterwards.
2470 * recog.c (verify_changes): Handle debug insns.
2471 (extract_insn): Likewise.
2472 (peephole2_optimize): Skip debug insns.
2473 * dse.c (scan_insn): Skip debug insns.
2474 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2476 (setup_id_for_insn): Handle debug insns.
2477 (maybe_tidy_empty_bb): Adjust whitespace.
2478 (tidy_control_flow): Skip debug insns.
2479 (sel_remove_insn): Adjust for debug insns.
2480 (sel_estimate_number_of_insns): Skip debug insns.
2481 (create_insn_rtx_from_pattern): Handle debug insns.
2482 (create_copy_of_insn_rtx): Likewise.
2483 * sel-sched-.h (sel_bb_end): Declare.
2484 (sel_bb_empty_or_nop_p): New.
2485 (get_all_loop_exits): Use it.
2486 (_eligible_successor_edge_p): Likewise.
2487 (return_nop_to_pool): Adjust.
2488 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2489 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2490 * gimple-pretty-print.c (dump_gimple_debug): New.
2491 (dump_gimple_stmt): Use it.
2492 (dump_bb_header): Skip gimple debug stmts.
2493 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2494 (fixup_match_2): Likewise.
2495 (regmove_backward_pass): Likewise. Simplify combined
2496 replacement. Handle debug insns.
2497 * function.c (instantiate_virtual_regs): Handle debug insns.
2498 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2499 * print-rtl.h: Include cselib.h.
2500 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2501 * df.h (df_inns_rescan_debug_internal): Declare.
2502 * gcse.c (alloc_hash_table): Estimate n_insns.
2503 (cprop_insn): Don't regard debug insns as changes.
2504 (bypass_conditional_jumps): Skip debug insns.
2505 (one_pre_gcse_pass): Adjust.
2506 (one_code_hoisting_pass): Likewise.
2507 (compute_ld_motion_mems): Skip debug insns.
2508 (one_cprop_pass): Adjust.
2509 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2510 (if_convertible_stmt_p): Handle debug stmts.
2511 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2512 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2513 * ira-build.c (create_bb_allocnos): Skip debug insns.
2514 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2515 (has_single_use): Likewise.
2516 (single_imm_use): Likewise.
2517 (num_imm_uses): Likewise.
2518 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2519 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2520 (create_outofssa_var_map): Likewise.
2521 * lower-subreg.c (adjust_decomposed_uses): New.
2522 (resolve_debug): New.
2523 (decompose_multiword_subregs): Use it.
2524 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2525 * emit-rtl.c: Include params.h.
2526 (cur_debug_insn_uid): Define.
2527 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2528 (copy_rtx_if_shared_1): Handle debug insns.
2529 (reset_used_flags): Likewise.
2530 (set_used_flags): LIkewise.
2531 (get_max_insn_count): New.
2532 (next_nondebug_insn): New.
2533 (prev_nondebug_insn): New.
2534 (make_debug_insn_raw): New.
2535 (emit_insn_before_noloc): Handle debug insns.
2536 (emit_jump_insn_before_noloc): Likewise.
2537 (emit_call_insn_before_noloc): Likewise.
2538 (emit_debug_insn_before_noloc): New.
2539 (emit_insn_after_noloc): Handle debug insns.
2540 (emit_jump_insn_after_noloc): Likewise.
2541 (emit_call_insn_after_noloc): Likewise.
2542 (emit_debug_insn_after_noloc): Likewise.
2543 (emit_insn_after): Take loc from earlier non-debug insn.
2544 (emit_jump_insn_after): Likewise.
2545 (emit_call_insn_after): Likewise.
2546 (emit_debug_insn_after_setloc): New.
2547 (emit_debug_insn_after): New.
2548 (emit_insn_before): Take loc from later non-debug insn.
2549 (emit_jump_insn_before): Likewise.
2550 (emit_call_insn_before): Likewise.
2551 (emit_debug_insn_before_setloc): New.
2552 (emit_debug_insn_before): New.
2553 (emit_insn): Handle debug insns.
2554 (emit_debug_insn): New.
2555 (emit_jump_insn): Handle debug insns.
2556 (emit_call_insn): Likewise.
2558 (init_emit): Take min-nondebug-insn-uid into account.
2559 Initialize cur_debug_insn_uid.
2560 (emit_copy_of_insn_after): Handle debug insns.
2561 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2562 location of single rhs in place.
2563 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2564 (floor_sdiv_adjust): New.
2565 (cell_sdiv_adjust): New.
2566 (cell_udiv_adjust): New.
2567 (round_sdiv_adjust): New.
2568 (round_udiv_adjust): New.
2569 (wrap_constant): Moved from cselib.
2570 (unwrap_constant): New.
2571 (expand_debug_expr): New.
2572 (expand_debug_locations): New.
2573 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2575 (gimple_expand_cfg): Expand debug locations.
2576 * cselib.c: Include tree-pass.h.
2577 (struct expand_value_data): New.
2578 (cselib_record_sets_hook): New.
2579 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2580 (cselib_clear_table): Move, and implemnet in terms of...
2581 (cselib_reset_table_with_next_value): ... this.
2582 (cselib_get_next_unknown_value): New.
2583 (discard_useless_locs): Don't discard preserved values.
2584 (cselib_preserve_value): New.
2585 (cselib_preserved_value_p): New.
2586 (cselib_preserve_definitely): New.
2587 (cselib_clear_preserve): New.
2588 (cselib_preserve_only_values): New.
2589 (new_cselib_val): Take rtx argument. Dump it in details.
2590 (cselib_lookup_mem): Adjust.
2591 (expand_loc): Take regs_active in struct. Adjust. Silence
2592 dumps unless details are requested.
2593 (cselib_expand_value_rtx_cb): New.
2594 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2595 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2596 without details. Copy more subregs. Try to resolve values
2597 using a callback. Wrap constants.
2598 (cselib_subst_to_values): Adjust.
2599 (cselib_log_lookup): New.
2600 (cselib_lookup): Call it.
2601 (cselib_invalidate_regno): Don't count preserved values as useless.
2602 (cselib_invalidate_mem): Likewise.
2603 (cselib_record_set): Likewise.
2604 (struct set): Renamed to cselib_set, moved to cselib.h.
2605 (cselib_record_sets): Adjust. Call hook.
2606 (cselib_process_insn): Reset table when it would be cleared.
2607 (dump_cselib_val): New.
2608 (dump_cselib_table): New.
2609 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2610 (remove_forwarder_block): Support moving debug stmts.
2611 * cselib.h (cselib_record_sets_hook): Declare.
2612 (cselib_expand_callback): New type.
2613 (cselib_expand_value_rtx_cb): Declare.
2614 (cselib_reset_table_with_next_value): Declare.
2615 (cselib_get_next_unknown_value): Declare.
2616 (cselib_preserve_value): Declare.
2617 (cselib_preserved_value_p): Declare.
2618 (cselib_preserve_only_values): Declare.
2619 (dump_cselib_table): Declare.
2620 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2621 (try_crossjump_to_edge): Likewise.
2622 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2623 dominated blocks when debug stmts are present.
2624 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2625 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2626 (set_var_live_on_entry): Likewise.
2627 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2628 * cfglayout.c (curr_location, last_location): Make static.
2629 (set_curr_insn_source_location): Don't avoid bouncing.
2630 (get_curr_insn_source_location): New.
2631 (get_curr_insn_block): New.
2632 (duplicate_insn_chain): Handle debug insns.
2633 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2635 * common.opt (fcompare-debug): Move to sort order.
2636 (fdump-unnumbered-links): Likewise.
2637 (fvar-tracking-assignments): New.
2638 (fvar-tracking-assignments-toggle): New.
2639 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2640 because of debug stmts.
2641 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2642 (eliminate_unnecessary_stmts): Walk dominated blocks before
2644 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2645 * ira.c (memref_used_between_p): Skip debug insns.
2646 (update_equiv_regs): Likewise.
2647 * sched-deps.c (sd_lists_size): Accept empty list.
2648 (sd_init_insn): Mark debug insns.
2649 (sd_finish_insn): Unmark them.
2650 (sd_add_dep): Reject non-debug deps on debug insns.
2651 (fixup_sched_groups): Give debug insns group treatment.
2653 (sched_analyze_reg): Don't mark debug insns for sched before call.
2654 (sched_analyze_2): Handle debug insns.
2655 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2657 (deps_analyze_insn): Handle debug insns.
2658 (deps_start_bb): Skip debug insns.
2659 (init_deps): Initialize last_debug_insn.
2660 * tree-ssa.c (target_for_debug_bind): New.
2661 (find_released_ssa_name): New.
2662 (propagate_var_def_into_debug_stmts): New.
2663 (propagate_defs_into_debug_stmts): New.
2664 (verify_ssa): Skip debug bind stmts without values.
2665 (warn_uninialized_vars): Skip debug stmts.
2666 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2667 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2668 (rtx_equal_p): Likewise.
2669 * ira-costs.c (scan_one_insn): Skip debug insns.
2670 (process_bb_node_for_hard_reg_moves): Likewise.
2671 * rtl.h (DEBUG_INSN_P): New.
2672 (NONDEBUG_INSN_P): New.
2673 (MAY_HAVE_DEBUG_INSNS): New.
2674 (INSN_P): Accept debug insns.
2675 (RTX_FRAME_RELATED_P): Likewise.
2676 (INSN_DELETED_P): Likewise
2677 (PAT_VAR_LOCATION_DECL): New.
2678 (PAT_VAR_LOCATION_LOC): New.
2679 (PAT_VAR_OCATION_STATUS): New.
2680 (NOTE_VAR_LOCATION_DECL): Reimplement.
2681 (NOTE_VAR_LOCATION_LOC): Likewise.
2682 (NOTE_VAR_LOCATION_STATUS): Likewise.
2683 (INSN_VAR_LOCATION): New.
2684 (INSN_VAR_LOCATION_DECL): New.
2685 (INSN_VAR_LOCATION_LOC): New.
2686 (INSN_VAR_LOCATION_STATUS): New.
2687 (gen_rtx_UNKNOWN_VAR_LOC): New.
2688 (VAR_LOC_UNKNOWN_P): New.
2689 (NOTE_DURING_CALL_P): New.
2690 (SCHED_GROUP_P): Accept debug insns.
2691 (emit_debug_insn_before): Declare.
2692 (emit_debug_insn_before_noloc): Declare.
2693 (emit_debug_insn_beore_setloc): Declare.
2694 (emit_debug_insn_after): Declare.
2695 (emit_debug_insn_after_noloc): Declare.
2696 (emit_debug_insn_after_setloc): Declare.
2697 (emit_debug_insn): Declare.
2698 (make_debug_insn_raw): Declare.
2699 (prev_nondebug_insn): Declare.
2700 (next_nondebug_insn): Declare.
2701 (delegitimize_mem_from_attrs): Declare.
2702 (get_max_insn_count): Declare.
2703 (wrap_constant): Declare.
2704 (unwrap_constant): Declare.
2705 (get_curr_insn_source_location): Declare.
2706 (get_curr_insn_block): Declare.
2707 * tree-inline.c (insert_debug_decl_map): New.
2708 (processing_debug_stmt): New.
2709 (remap_decl): Don't create new mappings in debug stmts.
2710 (remap_gimple_op_r): Don't add references in debug stmts.
2711 (copy_tree_body_r): Likewise.
2712 (remap_gimple_stmt): Handle debug bind stmts.
2713 (copy_bb): Skip debug stmts.
2714 (copy_edges_for_bb): Likewise.
2715 (copy_debug_stmt): New.
2716 (copy_debug_stmts): New.
2717 (copy_body): Copy debug stmts at the end.
2718 (insert_init_debug_bind): New.
2719 (insert_init_stmt): Take id. Skip and emit debug stmts.
2720 (setup_one_parameter): Remap variable earlier, register debug mapping.
2721 (estimate_num_insns): Skip debug stmts.
2722 (expand_call_inline): Preserve debug_map.
2723 (optimize_inline_calls): Check for no debug_stmts left-overs.
2724 (unsave_expr_now): Preserve debug_map.
2725 (copy_gimple_seq_and_replace_locals): Likewise.
2726 (tree_function_versioning): Check for no debug_stmts left-overs.
2727 Init and destroy debug_map as needed. Split edges unconditionally.
2728 (build_duplicate_type): Init and destroy debug_map as needed.
2729 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2730 (struct copy_body_data): Add debug_stmts and debug_map.
2731 * sched-int.h (struct ready_list): Add n_debug.
2732 (struct deps): Add last_debug_insn.
2733 (DEBUG_INSN_SCHED_P): New.
2734 (BOUNDARY_DEBUG_INSN_P): New.
2735 (SCHEDULE_DEBUG_INSN_P): New.
2736 (sd_iterator_cond): Accept empty list.
2737 * combine.c (create_log_links): Skip debug insns.
2738 (combine_instructions): Likewise.
2739 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2740 return value is always unshared.
2741 (struct rtx_subst_pair): New.
2742 (auto_adjust_pair): New.
2743 (propagate_for_debug_subst): New.
2744 (propagate_for_debug): New.
2745 (try_combine): Skip debug insns. Propagate removed defs into
2747 (next_nonnote_nondebug_insn): New.
2748 (distribute_notes): Use it. Skip debug insns.
2749 (distribute_links): Skip debug insns.
2750 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2751 * resource.c (mark_target_live_regs): Likewise.
2752 * var-tracking.c: Include cselib.h and target.h.
2753 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2755 (micro_operation_type_name): New.
2756 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2757 (struct micro_operation_def): Update comments.
2758 (decl_or_value): New type. Use instead of decls.
2759 (struct emit_note_data_def): Add vars.
2760 (struct attrs_def): Use decl_or_value.
2761 (struct variable_tracking_info_def): Add permp, flooded.
2762 (struct location_chain_def): Update comment.
2763 (struct variable_part_def): Use decl_or_value.
2764 (struct variable_def): Make var_part a variable length array.
2766 (scratch_regs): New.
2767 (cselib_hook_called): New.
2768 (dv_is_decl_p): New.
2769 (dv_is_value_p): New.
2772 (dv_as_opaque): New.
2773 (dv_onepart_p): New.
2775 (IS_DECL_CODE): New.
2776 (check_value_is_not_decl): New.
2777 (dv_from_decl): New.
2778 (dv_from_value): New.
2779 (dv_htab_hash): New.
2780 (variable_htab_hash): Use it.
2781 (variable_htab_eq): Support values.
2782 (variable_htab_free): Free from the right pool.
2783 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2784 (attrs_list_union): Adjust.
2785 (attrs_list_mpdv_union): New.
2786 (tie_break_pointers): New.
2787 (canon_value_cmp): New.
2788 (unshare_variable): Return possibly-modified slot.
2789 (vars_copy_1): Adjust.
2790 (var_reg_decl_set): Adjust. Split out of...
2791 (var_reg_set): ... this.
2792 (get_init_value): Adjust.
2793 (var_reg_delete_and_set): Adjust.
2794 (var_reg_delete): Adjust.
2795 (var_regno_delete): Adjust.
2796 (var_mem_decl_set): Split out of...
2797 (var_mem_set): ... this.
2798 (var_mem_delete_and_set): Adjust.
2799 (var_mem_delete): Adjust.
2803 (variable_union): Adjust. Speed up merge of 1-part vars.
2804 (variable_canonicalize): Use unshared slot.
2805 (VALUED_RECURSED_INTO): New.
2806 (find_loc_in_1pdv): New.
2807 (struct dfset_merge): New.
2808 (insert_into_intersection): New.
2809 (intersect_loc_chains): New.
2811 (canonicalize_loc_order_check): New.
2812 (canonicalize_values_mark): New.
2813 (canonicalize_values_star): New.
2814 (variable_merge_over_cur): New.
2815 (variable_merge_over_src): New.
2816 (dataflow_set_merge): New.
2817 (dataflow_set_equiv_regs): New.
2818 (remove_duplicate_values): New.
2819 (struct dfset_post_merge): New.
2820 (variable_post_merge_new_vals): New.
2821 (variable_post_merge_perm_vals): New.
2822 (dataflow_post_merge_adjust): New.
2823 (find_mem_expr_in_1pdv): New.
2824 (dataflow_set_preserve_mem_locs): New.
2825 (dataflow_set_remove_mem_locs): New.
2826 (dataflow_set_clear_at_call): New.
2827 (onepart_variable_different_p): New.
2828 (variable_different_p): Use it.
2829 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2830 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2832 (track_loc_p): Pass it true.
2833 (struct count_use_info): New.
2834 (find_use_val): New.
2835 (replace_expr_with_values): New.
2837 (use_type): New, partially split out of...
2838 (count_uses): ... this. Count new micro-ops.
2839 (count_uses_1): Adjust.
2840 (count_stores): Adjust.
2841 (count_with_sets): New.
2842 (VAL_NEEDS_RESOLUTION): New.
2843 (VAL_HOLDS_TRACK_EXPR): New.
2844 (VAL_EXPR_IS_COPIED): New.
2845 (VAL_EXPR_IS_CLOBBERED): New.
2846 (add_uses): Adjust. Generate new micro-ops.
2847 (add_uses_1): Adjust.
2848 (add_stores): Generate new micro-ops.
2849 (add_with_sets): New.
2850 (find_src_status): Adjust.
2851 (find_src_set_src): Adjust.
2852 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2853 Handle new micro-ops. Canonicalize value equivalances.
2854 (vt_find_locations): Compute total size of hash tables for
2855 dumping. Perform merge for var-tracking-assignments. Don't
2856 disregard single-block loops.
2857 (dump_attrs_list): Handle decl_or_value.
2858 (dump_variable): Take variable. Deal with decl_or_value.
2859 (dump_variable_slot): New.
2860 (dump_vars): Use it.
2861 (dump_dataflow_sets): Adjust.
2862 (set_slot_part): New, extended to support one-part variables
2863 after splitting out of...
2864 (set_variable_part): ... this.
2865 (clobber_slot_part): New, split out of...
2866 (clobber_variable_part): ... this.
2867 (delete_slot_part): New, split out of...
2868 (delete_variable_part): .... this.
2869 (check_wrap_constant): New.
2870 (vt_expand_loc_callback): New.
2871 (vt_expand_loc): New.
2872 (emit_note_insn_var_location): Adjust. Handle values. Handle
2873 EMIT_NOTE_AFTER_CALL_INSN.
2874 (emit_notes_for_differences_1): Adjust. Handle values.
2875 (emit_notes_for_differences_2): Likewise.
2876 (emit_notes_for_differences): Adjust.
2877 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2878 Adjust. Handle new micro-ops.
2879 (vt_add_function_parameters): Adjust. Create and bind values.
2880 (vt_initialize): Adjust. Initialize scratch_regs and
2881 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2882 operations. Move some code to count_with_sets and add_with_sets.
2883 (delete_debug_insns): New.
2884 (vt_debug_insns_local): New.
2885 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2887 (var_tracking_main): If var-tracking-assignments is enabled
2888 but var-tracking isn't, delete debug insns and leave. Likewise
2889 if we exceed limits or fail the stack adjustments tests, and
2890 after all var-tracking processing.
2891 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2892 (dataflow_set): Add traversed_vars.
2893 (value_chain, const_value_chain): New typedefs.
2894 (value_chain_pool, value_chains): New variables.
2895 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2896 add_value_chains, add_cselib_value_chains, remove_value_chain,
2897 remove_value_chains, remove_cselib_value_chains): New functions.
2898 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2899 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2901 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2902 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2903 (dst_can_be_shared): New variable.
2904 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2905 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2906 different from set->vars, look up slot again instead of using the
2908 (dataflow_set_init): Initialize traversed_vars.
2909 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2910 lookup if set->vars is shared. Don't keep slot cleared before
2911 calling unshare_variable. Unshare set->vars if needed. Adjust
2912 unshare_variable callers. Clear dst_can_be_shared if needed.
2913 Even ->refcount == 1 vars must be unshared if set->vars is shared
2914 and var needs to be modified.
2915 (dataflow_set_union): Set traversed_vars during canonicalization.
2916 (VALUE_CHANGED, DECL_CHANGED): Define.
2917 (set_dv_changed, dv_changed_p): New static inlines.
2918 (track_expr_p): Clear DECL_CHANGED.
2919 (dump_dataflow_sets): Set it.
2920 (variable_was_changed): Call set_dv_changed.
2921 (emit_note_insn_var_location): Likewise.
2922 (changed_variables_stack): New variable.
2923 (check_changed_vars_1, check_changed_vars_2): New functions.
2924 (emit_notes_for_changes): Do nothing if changed_variables is
2925 empty. Traverse changed_variables with check_changed_vars_1,
2926 call check_changed_vars_2 on each changed_variables_stack entry.
2927 (emit_notes_in_bb): Add SET argument. Just clear it at the
2928 beginning, use it instead of local &set, don't destroy it at the end.
2929 (vt_emit_notes): Call dataflow_set_clear early on all
2930 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2931 computed set, dataflow_set_clear also VTI(bb)->in when we are
2932 done with the basic block. Initialize changed_variables_stack,
2933 free it afterwards. If ENABLE_CHECKING verify that after noting
2934 differences to an empty set value_chains hash table is empty.
2935 (vt_initialize): Initialize value_chains and value_chain_pool.
2936 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2937 (variable_tracking_main): Call dump_dataflow_sets before calling
2938 vt_emit_notes, not after it.
2939 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2940 (propagate_var_def_into_debug_stmts): Declare.
2941 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2942 (df_set_note): Reject debug insns.
2943 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2944 add notes to debug insns.
2945 (df_note_bb_compute): Adjust. Likewise.
2946 (df_simulate_uses): Skip debug insns.
2947 (df_simulate_initialize_backwards): Likewise.
2948 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2949 (subst_stack_regs_pat): Reject debug insns.
2950 (convert_regs_1): Handle debug insns.
2951 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2952 (print-rtl.o): Depend on cselib.h.
2953 (cselib.o): Depend on TREE_PASS_H.
2954 (var-tracking.o): Depend on cselib.h and TARGET_H.
2955 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2956 (init_ready_list): Skip boundary debug insns.
2957 (add_branch_dependences): Skip debug insns.
2958 (free_block_dependencies): Check for blocks with only debug insns.
2959 (compute_priorities): Likewise.
2960 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2961 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2963 (gimple_build_debug_bind_stat): New.
2964 (empty_body_p): Skip debug stmts.
2965 (gimple_has_side_effects): Likewise.
2966 (gimple_rhs_has_side_effects): Likewise.
2967 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2968 (gimple_build_debug_bind_stat): Declare.
2969 (gimple_build_debug_bind): Define.
2970 (is_gimple_debug): New.
2971 (gimple_debug_bind_p): New.
2972 (gimple_debug_bind_get_var): New.
2973 (gimple_debug_bind_get_value): New.
2974 (gimple_debug_bind_get_value_ptr): New.
2975 (gimple_debug_bind_set_var): New.
2976 (gimple_debug_bind_set_value): New.
2977 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2978 (gimple_debug_bind_reset_value): New.
2979 (gimple_debug_bind_has_value_p): New.
2980 (gsi_next_nondebug): New.
2981 (gsi_prev_nondebug): New.
2982 (gsi_start_nondebug_bb): New.
2983 (gsi_last_nondebug_bb): New.
2984 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2985 (print_insn): Handle DEBUG_INSN.
2986 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2987 of first insn prevail.
2988 (first_stmt): Skip debug stmts.
2989 (first_non_label_stmt): Likewise.
2990 (last_stmt): Likewise.
2991 (has_zero_uses_1): New.
2992 (single_imm_use_1): New.
2993 (verify_gimple_debug): New.
2994 (verify_types_in_gimple_stmt): Handle debug stmts.
2995 (verify_stmt): Likewise.
2996 (debug_loop_num): Skip debug stmts.
2997 (remove_edge_and_dominated_blocks): Remove dominators last.
2998 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2999 (linearize_expr): Likewise.
3000 * config/i386/i386.c (ix86_delegitimize_address): Call
3001 default implementation.
3002 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3003 (group_barrier_needed): Skip debug insns.
3004 (emit_insn_group_barriers): Likewise.
3005 (emit_all_insn_group_barriers): Likewise.
3006 (ia64_variable_issue): Handle debug insns.
3007 (ia64_dfa_new_cycle): Likewise.
3008 (final_emit_insn_group_barriers): Skip debug insns.
3009 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3010 def cfa without frame.
3011 (process_set): Likewise.
3012 (process_for_unwind_directive): Pass frame on.
3013 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3014 (rs6000_delegitimize_address): New.
3015 (rs6000_debug_adjust_cost): Handle debug insns.
3016 (is_microcoded_insn): Likewise.
3017 (is_cracked_insn): Likewise.
3018 (is_nonpipeline_insn): Likewise.
3019 (insn_must_be_first_in_group): Likewise.
3020 (insn_must_be_last_in_group): Likewise.
3021 (force_new_group): Likewise.
3022 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3023 contains only debug insns.
3024 (rtl_merge_blocks): Skip debug insns.
3025 (purge_dead_edges): Likewise.
3026 (rtl_block_ends_with_call_p): Skip debug insns.
3027 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3028 (mark_reg_dependencies): Skip debug insns.
3029 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3030 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3031 * tree-ssa-threadedge.c
3032 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3033 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3034 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3035 (copyprop_hardreg_forward_1): Handle debug insns.
3036 * reload1.c (reload): Skip debug insns. Replace unassigned
3037 pseudos in debug insns with their equivalences.
3038 (eliminate_regs_in_insn): Skip debug insns.
3039 (emit_input_reload_insns): Skip debug insns at first, adjust
3041 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3042 (get_indirect_ref_operands): Pass opf_no_vops on.
3043 (get_expr_operands): Likewise. Skip debug stmts.
3044 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3046 2009-09-01 Richard Henderson <rth@redhat.com>
3048 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3049 stmt_ends_pp_p statements at least once.
3050 * tree-vrp.c (vrp_initialize): Likewise.
3051 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3053 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3056 Fix AIX bootstrap after PR debug/30161
3057 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3058 that is a GNU extension.
3059 (tmpl_value_parm_die_table): Move the definition of this global
3060 outside #ifdef DWARF2_DEBUGGING_INFO region.
3062 2009-09-01 Richard Guenther <rguenther@suse.de>
3064 * tree.c (tree_expr_size): New function.
3065 * tree.h (tree_expr_size): Declare.
3066 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3067 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3068 * langhooks.c (lhd_expr_size): Remove.
3069 * langhooks.h (struct lang_hooks): Remove expr_size.
3070 * explow.c (expr_size): Use tree_expr_size.
3071 (int_expr_size): Likewise.
3072 * langhooks-def.h (lhd_expr_size): Remove.
3073 (LANG_HOOKS_EXPR_SIZE): Likewise.
3074 (LANG_HOOKS_INITIALIZER): Adjust.
3076 2009-09-01 Richard Guenther <rguenther@suse.de>
3078 * tree-flow.h (mark_addressable): Move declaration ...
3079 * tree.h (mark_addressable): ... here.
3080 * stmt.c (expand_asm_operands): Use mark_addressable, not
3081 lang_hooks.mark_addressable.
3082 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3083 LANG_HOOKS_MARK_ADDRESSABLE.
3084 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3085 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3087 2009-08-31 Chris Demetriou <cgd@google.com>
3089 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3090 vectorize if not TARGET_SSE2.
3092 2009-08-31 DJ Delorie <dj@redhat.com>
3094 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3095 registers if no coprocessor is enabled.
3097 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3100 * cgraph.h (cgraph_get_node): Declare ...
3101 * cgraph.c (cgraph_get_node): ... new function.
3102 * dwarf2out.c (gen_generic_params_dies,
3103 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3104 make_ith_pack_parameter_name,
3105 append_entry_to_tmpl_value_parm_die_table,
3106 gen_remaining_tmpl_value_param_die_attribute): New functions.
3107 (gen_subprogram_die): Generate debug info for template parameters
3108 if debug info level is higher than DINFO_LEVEL_TERSE.
3109 Use tree_add_const_value_attribute_for_decl instead of
3110 tree_add_const_value_attribute.
3111 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3112 instead of tree_add_const_value_attribute.
3113 (gen_struct_or_union_type_die): Generate debug
3114 info for template parameters if debug info level is higher than
3116 (tree_add_const_value_attribute): Handle integral and pointer
3117 constants. Update comment.
3118 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3119 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3120 (reference_to_unused): Fix thinko. Remove redundant predicates from
3122 (tree_add_const_value_attribute): Make this work for constant
3124 tree_add_const_value_attribute_for_decl is to be used for variable
3126 (add_location_or_const_value_attribute): Use
3127 tree_add_const_value_attribute_for_decl now.
3128 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3129 DW_TAG_template_value_param DIEs after function DIEs have been
3131 * langhooks.h (lang_hooks_for_types): Add
3132 get_argument_pack_elems.
3133 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3134 (lang_hooks): Added get_innermost_generic_parms,
3135 get_innermost_generic_args.
3136 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3137 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3138 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3139 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3141 2009-08-31 DJ Delorie <dj@redhat.com>
3143 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3144 it once we start generating the prologue or epilogue.
3145 (mep_call_saves_register): If the frame is locked, re-use
3147 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3148 (mep_expand_prologue): Call it.
3149 (mep_expand_epilogue): Likewise.
3150 (mep_start_function): Use the same logic as mep_expand_prologue.
3151 (mep_pass_by_reference): Make logic more readable.
3152 (mep_return_in_memory): Zero-sized objects are passed in memory.
3153 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3155 2009-08-31 Richard Guenther <rguenther@suse.de>
3157 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3158 to query if the memory regions for memmove overlap.
3159 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3160 asserts on pointers, instead deal with odd trees.
3161 (ptr_derefs_may_alias_p): Likewise.
3162 (refs_may_alias_p_1): Constructor bases also never alias.
3164 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3166 * doc/install.texi (Final install): Adjust reference on where to
3167 order printed manuals.
3169 2009-08-30 Olivier Hainque <hainque@adacore.com>
3171 * dwarf2out.c (switch_to_frame_table_section): Move
3172 definition prior to first use.
3174 2009-08-30 Richard Guenther <rguenther@suse.de>
3176 PR tree-optimization/41186
3177 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3178 (ao_ref_init_from_ptr_and_size): New function.
3179 (ref_maybe_used_by_call_p_1): Be more precise tracking
3180 used ranges for builtin functions.
3181 (ref_maybe_used_by_call_p): Adjust.
3182 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3183 ranges for builtin functions.
3184 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3186 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3189 * fwprop.c (get_reg_use_in): Delete.
3190 (free_load_extend): New function.
3191 (forward_propagate_subreg): Use it.
3193 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3195 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3197 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3200 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3203 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3205 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3206 fini or fini_array section.
3208 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3210 * graphite-dependences.c (graphite_legal_transform_bb): Call
3211 pbb_remove_duplicate_pdrs.
3212 * graphite-poly.c (can_collapse_pdr): Removed.
3213 (pdr_find_duplicate): Removed.
3214 (can_collapse_pdrs): New.
3215 (pbb_remove_duplicate_pdrs): New.
3216 (new_poly_dr): Do not look for duplicates.
3217 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3218 (PBB_PDR_DUPLICATES_REMOVED): New.
3219 (pbb_remove_duplicate_pdrs): Declared.
3221 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3223 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3224 the strides by multiplying by PDR_NB_REFS.
3225 * graphite-poly.c (can_collapse_pdr): New.
3226 (pdr_find_duplicate): New.
3227 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3228 Initialize PDR_NB_REFS.
3229 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3231 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3233 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3236 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3239 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3241 * graphite-dependences.c (pddr_original_scattering): Return NULL
3242 for read-read dependence relations.
3243 * graphite-poly.h (enum poly_dr_type): Fix comment.
3246 (pdr_may_write_p): New.
3248 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3250 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3251 (struct poly_dr): Same.
3252 (new_poly_dr): Same.
3253 * graphite-poly.c (new_poly_dr): Same.
3254 * graphite-dependences.c (dot_deps): Disable call to system.
3256 2009-08-28 Cary Coutant <ccoutant@google.com>
3259 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3260 struct/union/enum types local to a function.
3262 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3263 Sebastian Pop <sebastian.pop@amd.com>
3265 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3266 pbb_strip_mine_time_depth. Changed the implementation so that
3267 transformation is expressed as a transformation on
3268 time (scatttering) dimensions. Also, ensures that the 2d+1
3269 scheduling format is preserved.
3270 (pbb_strip_mine_profitable_p): Profitability is based on the
3271 iteration number of a given time (scattering) dimension,
3272 and not on a original loop depth dimension.
3273 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3274 (pbb_do_strip_mine): Call psct_dynamic_dim.
3275 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3276 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3277 (pbb_nb_dynamic_scattering_transform): New.
3278 (psct_dynamic_dim): New.
3280 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3282 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3283 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3284 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3285 * graphite-interchange.c (build_linearized_memory_access): Same.
3286 (memory_stride_in_loop): Same.
3288 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3290 * graphite-dependences.c (pddr_original_scattering): New.
3291 (graphite_legal_transform_dr): Call pddr_original_scattering.
3294 * graphite-dependences.h (dot_deps): Declared.
3295 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3296 (print_pdr): Print PDR_ID.
3297 * graphite-poly.h (struct poly_dr): Add field id.
3300 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3302 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3304 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3305 not delete the original dependence relation.
3307 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3309 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3310 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3311 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3312 (free_poly_ddr): New.
3313 (pddr_is_empty): New.
3314 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3315 (dependence_polyhedron): Same. Remove useless gcc_assert.
3317 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3318 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3319 * graphite-dependences.h (enum poly_dependence_kind): New.
3320 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3321 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3322 (PDRP_SINK): Renamed PDDR_SINK.
3323 (PDRP_DDP): Renamed PDDR_DDP.
3325 (free_poly_ddr): Declared.
3326 * graphite-poly.c (new_scop): Use the new hash function names.
3327 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3328 into original_pddrs.
3329 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3331 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3333 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3334 bounds with LT_EXPR to make niter analysis more precise on code
3335 generated by Graphite.
3337 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3339 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3340 (graphite_legal_transform_bb): Same.
3341 (poly_drs_may_alias_p): Same.
3343 2009-08-28 Richard Guenther <rguenther@suse.de>
3345 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3347 2009-08-28 Jan Beulich <jbeulich@novell.com>
3349 * config/i386/netware.c: Include langhooks.h.
3350 (i386_nlm_encode_section_info): Simplify.
3351 (netware_override_options): Delete.
3352 * config/i386/netware.h (netware_override_options): Delete
3354 (OVERRIDE_OPTIONS): Delete definition.
3355 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3356 (ASM_COMMENT_START): Define.
3357 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3359 2009-08-28 Jan Beulich <jbeulich@novell.com>
3361 * configure.ac: For in-tree ld, do a plain version check to
3362 determine whether comdat groups are supported.
3363 * configure: Regenerate.
3365 2009-08-28 Olivier Hainque <hainque@adacore.com>
3367 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3368 always defined. Reflect definition or absence of such for
3369 COLLECT_EXPORT_LIST. Readability helper.
3370 (scanfilter): New enum, to help control what symbols
3371 are to be considered or ignored by scan_prog_file.
3372 (enum pass): Rename as "scanpass", moved together with scanfilter
3373 prior to scan_prog_file's prototype.
3374 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3375 Group prototype with the scanpass/scanfilter definitions, factorize
3376 head comments for the several implementations at the prototype.
3377 (main): Reorganize the first pass link control to let AIX
3378 drag only the needed frame tables in executables. Prevent
3379 frame tables collection during the scan aimed at static ctors.
3380 Pre-link and scan for frame tables later to compensate.
3381 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3382 A C statement to issue assembly directives that create a reference
3383 to the given DWARF table identifier label from the current function
3385 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3386 to differentiate first time section entry. Only emit a .data
3387 tables start identifier label the first time around.
3388 (switch_to_frame_table_section): New function. Helper for
3389 output_call_frame_info to switch possibly BACK into the eh_frame
3390 or the debug_frame section depending on FOR_EH.
3391 (output_call_frame_info): Use helper to first enter the proper
3393 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3394 emit a link to the frame table start label from each function
3396 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3397 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3398 * config/rs6000/rs6000-protos.h: Declare it.
3399 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3401 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3403 * config/sh/sh.c (split_branches): Check the result of
3406 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3408 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3409 using -pthread -fopenmp
3411 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3413 * doc/service.texi (service directory): Update URL.
3415 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3417 PR rtl-optimization/40861
3418 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3419 extract word from a multi-word subreg for negative byte positions.
3421 2009-08-27 Tristan Gingold <gingold@adacore.com>
3422 Douglas B Rupp <rupp@gnat.com>
3424 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3425 (SECTION_VMS_OVERLAY): Define.
3426 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3428 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3430 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3431 common_object declarations.
3432 (ia64_section_type_flags): Set section flag for common_object.
3433 * config/ia64/ia64-protos.h
3434 (ia64_vms_output_aligned_decl_common): Declare.
3435 (ia64_vms_elf_asm_named_section): Declare.
3437 2009-08-27 Michael Matz <matz@suse.de>
3439 * expr.c (expand_expr_real_2): New function taking exploded
3440 unary or binary expression, split out from ...
3441 (expand_expr_real_1): ... here. Move over all unary/binary
3442 switch parts to above function, in particular these codes:
3443 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3444 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3445 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3446 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3447 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3448 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3449 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3450 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3451 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3452 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3453 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3454 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3455 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3456 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3457 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3458 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3459 VEC_PACK_FIX_TRUNC_EXPR.
3460 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3463 2009-08-27 Richard Guenther <rguenther@suse.de>
3465 * gengtype.c (main): Handle uint64_t.
3466 * ipa-utils.c (get_base_var): Indent properly.
3467 * tree-ssa-live.c (debug_scope_block): New function.
3468 * tree-flow.h (debug_scope_block): Declare.
3469 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3470 * basic-block.h (enum profile_status): Rename to
3471 enum profile_status_d.
3472 (x_profile_status): Adjust type.
3474 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3477 * dwarf2out.c (get_context_die): Declare this static function.
3478 (gen_type_die_with_usage): Make sure a DIE is a generated for
3479 the context of a typedef.
3481 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3483 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3486 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3488 * config/mips/mips-protos.h (mips_output_sync): Declare.
3489 (mips_sync_loop_insns): Likewise.
3490 (mips_output_sync_loop): Replace first two parameters with an rtx.
3491 * config/mips/mips.c (mips_multi_member): New structure.
3492 (mips_multi_members): New variable.
3493 (mips_multi_start): New function.
3494 (mips_multi_add): Likewise.
3495 (mips_multi_add_insn): Likewise.
3496 (mips_multi_add_label): Likewise.
3497 (mips_multi_last_index): Likewise.
3498 (mips_multi_copy_insn): Likewise.
3499 (mips_multi_set_operand): Likewise.
3500 (mips_multi_write): Likewise.
3501 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3502 (mips_init_print_operand_punct): Update accordingly.
3503 (mips_start_ll_sc_sync_block): New function.
3504 (mips_end_ll_sc_sync_block): Likewise.
3505 (mips_output_sync): Likewise.
3506 (mips_sync_insn1_template): Likewise.
3507 (mips_sync_insn2_template): Likewise.
3508 (mips_get_sync_operand): Likewise.
3509 (mips_process_sync_loop): Likewise.
3510 (mips_output_sync_loop): Use mips_process_sync_loop.
3511 (mips_sync_loop_insns): New function.
3512 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3513 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3514 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3515 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3516 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3517 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3518 (MIPS_SYNC_OLD_OP_12): Likewise.
3519 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3520 (MIPS_SYNC_NEW_OP_12): Likewise.
3521 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3522 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3523 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3524 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3525 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3526 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3527 * config/mips/mips.md (sync_mem): New attribute.
3528 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3529 (sync_exclusive_mask, sync_required_oldval): Likewise.
3530 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3531 (sync_release_barrier): Likewise.
3532 (length): Handle sync loops.
3533 (sync): Use mips_output_sync.
3534 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3535 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3536 and use mips_output_sync_loop.
3537 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3538 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3539 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3540 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3541 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3542 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3543 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3544 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3545 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3547 2009-08-26 Richard Guenther <rguenther@suse.de>
3550 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3551 the types to not match.
3552 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3554 * tree-ssa.c (useless_type_conversion_p): Conversions to
3555 pointers to unprototyped functions are useless.
3557 2009-08-26 Richard Guenther <rguenther@suse.de>
3559 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3560 whole-program condition, prepare to be called for non-globals.
3561 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3562 params build a representative with known type and track its fields.
3564 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3566 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3567 clearing by a taken branch.
3568 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3569 effectively after bbro pass.
3570 (sync_nand<mode>): Ditto.
3571 (sync_old_<fetchop_name><mode>): Ditto.
3572 (sync_old_nand<mode>): Ditto.
3573 (sync_new_<fetchop_name><mode>): Dito.
3574 (sync_new_nand<mode>): Ditto.
3575 (sync_compare_and_swap<mode>_1): Ditto.
3576 (*sync_compare_and_swap<mode>): Ditto.
3577 (sync_lock_test_and_set<mode>_1): Ditto.
3578 ("sync_lock_test_and_set<mode>): Ditto.
3580 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3582 * hwint.h (HOST_LONG_FORMAT): New macro
3583 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3584 Use HOST_PTR_PRINTF.
3585 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3586 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3587 (HOST_PTR_PRINTF): Document.
3589 2009-08-25 Jan Hubicka <jh@suse.cz>
3591 * config/i386/bmmintrin.h: Replace by #error.
3594 Michael Meissner <michael.meissner@amd.com>
3595 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3596 Tony Linthicum <tony.linthicum@amd.com>
3598 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3599 (TARGET_ROUND): New macro for the round/ptest instructions which
3600 are shared between SSE4.1 and SSE5.
3601 (OPTION_MASK_ISA_ROUND): Ditto.
3602 (OPTION_ISA_ROUND): Ditto.
3603 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3604 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3606 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3607 (-mfused-madd): New switch to give users control over whether the
3608 compiler optimizes to use the multiply/add SSE5 instructions.
3610 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3611 (ix86_handle_option): Turn off 3dnow if -msse5.
3612 (override_options): Add SSE5 support.
3613 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3615 (ix86_expand_sse_movcc): Add SSE5 support.
3616 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3617 vector type to the next largest size.
3618 (ix86_expand_sse5_pack): New function to use pperm to pack a
3619 vector type to the next smallest size.
3620 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3621 (IX86_BUILTIN_FMADDSD): Ditto.
3622 (IX86_BUILTIN_FMADDPS): Ditto.
3623 (IX86_BUILTIN_FMADDPD): Ditto.
3624 (IX86_BUILTIN_FMSUBSS): Ditto.
3625 (IX86_BUILTIN_FMSUBSD): Ditto.
3626 (IX86_BUILTIN_FMSUBPS): Ditto.
3627 (IX86_BUILTIN_FMSUBPD): Ditto.
3628 (IX86_BUILTIN_FNMADDSS): Ditto.
3629 (IX86_BUILTIN_FNMADDSD): Ditto.
3630 (IX86_BUILTIN_FNMADDPS): Ditto.
3631 (IX86_BUILTIN_FNMADDPD): Ditto.
3632 (IX86_BUILTIN_FNMSUBSS): Ditto.
3633 (IX86_BUILTIN_FNMSUBSD): Ditto.
3634 (IX86_BUILTIN_FNMSUBPS): Ditto.
3635 (IX86_BUILTIN_FNMSUBPD): Ditto.
3636 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3637 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3638 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3639 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3640 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3641 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3642 (IX86_BUILTIN_PPERM): Ditto.
3643 (IX86_BUILTIN_PERMPS): Ditto.
3644 (IX86_BUILTIN_PERMPD): Ditto.
3645 (IX86_BUILTIN_PMACSSWW): Ditto.
3646 (IX86_BUILTIN_PMACSWW): Ditto.
3647 (IX86_BUILTIN_PMACSSWD): Ditto.
3648 (IX86_BUILTIN_PMACSWD): Ditto.
3649 (IX86_BUILTIN_PMACSSDD): Ditto.
3650 (IX86_BUILTIN_PMACSDD): Ditto.
3651 (IX86_BUILTIN_PMACSSDQL): Ditto.
3652 (IX86_BUILTIN_PMACSSDQH): Ditto.
3653 (IX86_BUILTIN_PMACSDQL): Ditto.
3654 (IX86_BUILTIN_PMACSDQH): Ditto.
3655 (IX86_BUILTIN_PMADCSSWD): Ditto.
3656 (IX86_BUILTIN_PMADCSWD): Ditto.
3657 (IX86_BUILTIN_PHADDBW): Ditto.
3658 (IX86_BUILTIN_PHADDBD): Ditto.
3659 (IX86_BUILTIN_PHADDBQ): Ditto.
3660 (IX86_BUILTIN_PHADDWD): Ditto.
3661 (IX86_BUILTIN_PHADDWQ): Ditto.
3662 (IX86_BUILTIN_PHADDDQ): Ditto.
3663 (IX86_BUILTIN_PHADDUBW): Ditto.
3664 (IX86_BUILTIN_PHADDUBD): Ditto.
3665 (IX86_BUILTIN_PHADDUBQ): Ditto.
3666 (IX86_BUILTIN_PHADDUWD): Ditto.
3667 (IX86_BUILTIN_PHADDUWQ): Ditto.
3668 (IX86_BUILTIN_PHADDUDQ): Ditto.
3669 (IX86_BUILTIN_PHSUBBW): Ditto.
3670 (IX86_BUILTIN_PHSUBWD): Ditto.
3671 (IX86_BUILTIN_PHSUBDQ): Ditto.
3672 (IX86_BUILTIN_PROTB): Ditto.
3673 (IX86_BUILTIN_PROTW): Ditto.
3674 (IX86_BUILTIN_PROTD): Ditto.
3675 (IX86_BUILTIN_PROTQ): Ditto.
3676 (IX86_BUILTIN_PROTB_IMM): Ditto.
3677 (IX86_BUILTIN_PROTW_IMM): Ditto.
3678 (IX86_BUILTIN_PROTD_IMM): Ditto.
3679 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3680 (IX86_BUILTIN_PSHLB): Ditto.
3681 (IX86_BUILTIN_PSHLW): Ditto.
3682 (IX86_BUILTIN_PSHLD): Ditto.
3683 (IX86_BUILTIN_PSHLQ): Ditto.
3684 (IX86_BUILTIN_PSHAB): Ditto.
3685 (IX86_BUILTIN_PSHAW): Ditto.
3686 (IX86_BUILTIN_PSHAD): Ditto.
3687 (IX86_BUILTIN_PSHAQ): Ditto.
3688 (IX86_BUILTIN_FRCZSS): Ditto.
3689 (IX86_BUILTIN_FRCZSD): Ditto.
3690 (IX86_BUILTIN_FRCZPS): Ditto.
3691 (IX86_BUILTIN_FRCZPD): Ditto.
3692 (IX86_BUILTIN_CVTPH2PS): Ditto.
3693 (IX86_BUILTIN_CVTPS2PH): Ditto.
3694 (IX86_BUILTIN_COMEQSS): Ditto.
3695 (IX86_BUILTIN_COMNESS): Ditto.
3696 (IX86_BUILTIN_COMLTSS): Ditto.
3697 (IX86_BUILTIN_COMLESS): Ditto.
3698 (IX86_BUILTIN_COMGTSS): Ditto.
3699 (IX86_BUILTIN_COMGESS): Ditto.
3700 (IX86_BUILTIN_COMUEQSS): Ditto.
3701 (IX86_BUILTIN_COMUNESS): Ditto.
3702 (IX86_BUILTIN_COMULTSS): Ditto.
3703 (IX86_BUILTIN_COMULESS): Ditto.
3704 (IX86_BUILTIN_COMUGTSS): Ditto.
3705 (IX86_BUILTIN_COMUGESS): Ditto.
3706 (IX86_BUILTIN_COMORDSS): Ditto.
3707 (IX86_BUILTIN_COMUNORDSS): Ditto.
3708 (IX86_BUILTIN_COMFALSESS): Ditto.
3709 (IX86_BUILTIN_COMTRUESS): Ditto.
3710 (IX86_BUILTIN_COMEQSD): Ditto.
3711 (IX86_BUILTIN_COMNESD): Ditto.
3712 (IX86_BUILTIN_COMLTSD): Ditto.
3713 (IX86_BUILTIN_COMLESD): Ditto.
3714 (IX86_BUILTIN_COMGTSD): Ditto.
3715 (IX86_BUILTIN_COMGESD): Ditto.
3716 (IX86_BUILTIN_COMUEQSD): Ditto.
3717 (IX86_BUILTIN_COMUNESD): Ditto.
3718 (IX86_BUILTIN_COMULTSD): Ditto.
3719 (IX86_BUILTIN_COMULESD): Ditto.
3720 (IX86_BUILTIN_COMUGTSD): Ditto.
3721 (IX86_BUILTIN_COMUGESD): Ditto.
3722 (IX86_BUILTIN_COMORDSD): Ditto.
3723 (IX86_BUILTIN_COMUNORDSD): Ditto.
3724 (IX86_BUILTIN_COMFALSESD): Ditto.
3725 (IX86_BUILTIN_COMTRUESD): Ditto.
3726 (IX86_BUILTIN_COMEQPS): Ditto.
3727 (IX86_BUILTIN_COMNEPS): Ditto.
3728 (IX86_BUILTIN_COMLTPS): Ditto.
3729 (IX86_BUILTIN_COMLEPS): Ditto.
3730 (IX86_BUILTIN_COMGTPS): Ditto.
3731 (IX86_BUILTIN_COMGEPS): Ditto.
3732 (IX86_BUILTIN_COMUEQPS): Ditto.
3733 (IX86_BUILTIN_COMUNEPS): Ditto.
3734 (IX86_BUILTIN_COMULTPS): Ditto.
3735 (IX86_BUILTIN_COMULEPS): Ditto.
3736 (IX86_BUILTIN_COMUGTPS): Ditto.
3737 (IX86_BUILTIN_COMUGEPS): Ditto.
3738 (IX86_BUILTIN_COMORDPS): Ditto.
3739 (IX86_BUILTIN_COMUNORDPS): Ditto.
3740 (IX86_BUILTIN_COMFALSEPS): Ditto.
3741 (IX86_BUILTIN_COMTRUEPS): Ditto.
3742 (IX86_BUILTIN_COMEQPD): Ditto.
3743 (IX86_BUILTIN_COMNEPD): Ditto.
3744 (IX86_BUILTIN_COMLTPD): Ditto.
3745 (IX86_BUILTIN_COMLEPD): Ditto.
3746 (IX86_BUILTIN_COMGTPD): Ditto.
3747 (IX86_BUILTIN_COMGEPD): Ditto.
3748 (IX86_BUILTIN_COMUEQPD): Ditto.
3749 (IX86_BUILTIN_COMUNEPD): Ditto.
3750 (IX86_BUILTIN_COMULTPD): Ditto.
3751 (IX86_BUILTIN_COMULEPD): Ditto.
3752 (IX86_BUILTIN_COMUGTPD): Ditto.
3753 (IX86_BUILTIN_COMUGEPD): Ditto.
3754 (IX86_BUILTIN_COMORDPD): Ditto.
3755 (IX86_BUILTIN_COMUNORDPD): Ditto.
3756 (IX86_BUILTIN_COMFALSEPD): Ditto.
3757 (IX86_BUILTIN_COMTRUEPD): Ditto.
3758 (IX86_BUILTIN_PCOMEQUB): Ditto.
3759 (IX86_BUILTIN_PCOMNEUB): Ditto.
3760 (IX86_BUILTIN_PCOMLTUB): Ditto.
3761 (IX86_BUILTIN_PCOMLEUB): Ditto.
3762 (IX86_BUILTIN_PCOMGTUB): Ditto.
3763 (IX86_BUILTIN_PCOMGEUB): Ditto.
3764 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3765 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3766 (IX86_BUILTIN_PCOMEQUW): Ditto.
3767 (IX86_BUILTIN_PCOMNEUW): Ditto.
3768 (IX86_BUILTIN_PCOMLTUW): Ditto.
3769 (IX86_BUILTIN_PCOMLEUW): Ditto.
3770 (IX86_BUILTIN_PCOMGTUW): Ditto.
3771 (IX86_BUILTIN_PCOMGEUW): Ditto.
3772 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3773 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3774 (IX86_BUILTIN_PCOMEQUD): Ditto.
3775 (IX86_BUILTIN_PCOMNEUD): Ditto.
3776 (IX86_BUILTIN_PCOMLTUD): Ditto.
3777 (IX86_BUILTIN_PCOMLEUD): Ditto.
3778 (IX86_BUILTIN_PCOMGTUD): Ditto.
3779 (IX86_BUILTIN_PCOMGEUD): Ditto.
3780 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3781 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3782 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3783 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3784 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3785 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3786 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3787 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3788 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3789 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3790 (IX86_BUILTIN_PCOMEQB): Ditto.
3791 (IX86_BUILTIN_PCOMNEB): Ditto.
3792 (IX86_BUILTIN_PCOMLTB): Ditto.
3793 (IX86_BUILTIN_PCOMLEB): Ditto.
3794 (IX86_BUILTIN_PCOMGTB): Ditto.
3795 (IX86_BUILTIN_PCOMGEB): Ditto.
3796 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3797 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3798 (IX86_BUILTIN_PCOMEQW): Ditto.
3799 (IX86_BUILTIN_PCOMNEW): Ditto.
3800 (IX86_BUILTIN_PCOMLTW): Ditto.
3801 (IX86_BUILTIN_PCOMLEW): Ditto.
3802 (IX86_BUILTIN_PCOMGTW): Ditto.
3803 (IX86_BUILTIN_PCOMGEW): Ditto.
3804 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3805 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3806 (IX86_BUILTIN_PCOMEQD): Ditto.
3807 (IX86_BUILTIN_PCOMNED): Ditto.
3808 (IX86_BUILTIN_PCOMLTD): Ditto.
3809 (IX86_BUILTIN_PCOMLED): Ditto.
3810 (IX86_BUILTIN_PCOMGTD): Ditto.
3811 (IX86_BUILTIN_PCOMGED): Ditto.
3812 (IX86_BUILTIN_PCOMFALSED): Ditto.
3813 (IX86_BUILTIN_PCOMTRUED): Ditto.
3814 (IX86_BUILTIN_PCOMEQQ): Ditto.
3815 (IX86_BUILTIN_PCOMNEQ): Ditto.
3816 (IX86_BUILTIN_PCOMLTQ): Ditto.
3817 (IX86_BUILTIN_PCOMLEQ): Ditto.
3818 (IX86_BUILTIN_PCOMGTQ): Ditto.
3819 (IX86_BUILTIN_PCOMGEQ): Ditto.
3820 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3821 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3822 (enum multi_arg_type): New enum for describing the various SSE5
3823 intrinsic argument types.
3824 (bdesc_multi_arg): New table for SSE5 intrinsics.
3825 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3826 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3828 (ix86_expand_builtin): Add SSE5 intrinsic support.
3829 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3830 operand instructions.
3831 (ix86_expand_sse5_multiple_memory): New function to split the
3832 second memory reference from SSE5 instructions.
3833 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3834 (ix86_return_pops_args): Use stdarg_p to determine if the function
3835 has variable arguments.
3836 (ix86_setup_incoming_varargs): Ditto.
3837 (x86_this_parameter): Ditto.
3839 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3841 (ix86_expand_sse5_pack): Ditto.
3842 (ix86_sse5_valid_op_p): Ditto.
3843 (ix86_expand_sse5_multiple_memory): Ditto.
3845 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3846 constant for SSE5 support.
3847 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3848 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3849 (UNSPEC_SSE5_PERMUTE): Ditto.
3850 (UNSPEC_SSE5_ASHIFT): Ditto.
3851 (UNSPEC_SSE5_LSHIFT): Ditto.
3852 (UNSPEC_FRCZ): Ditto.
3853 (UNSPEC_CVTPH2PS): Ditto.
3854 (UNSPEC_CVTPS2PH): Ditto.
3855 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3857 (COM_FALSE_S): Ditto.
3858 (COM_FALSE_P): Ditto.
3859 (COM_TRUE_S): Ditto.
3860 (COM_TRUE_P): Ditto.
3861 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3862 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3864 (memory attribute): Ditto.
3865 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3866 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3867 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3868 (floor<mode>2): Ditto.
3869 (ceil<mode>2): Ditto.
3870 (btrunc<mode>2): Ditto.
3871 (nearbyintdf2): Ditto.
3872 (nearbyintsf2): Ditto.
3873 (sse_setccsf): Disable if SSE5.
3874 (sse_setccdf): Ditto.
3875 (sse5_setcc<mode>): New support for SSE5 conditional move.
3876 (sse5_pcmov_<mode>): Ditto.
3878 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3880 (SSEMODEF2P): Ditto.
3881 (ssemodesuffixf4): New mode attribute for SSE5.
3882 (ssemodesuffixf2s): Ditto.
3883 (ssemodesuffixf2c): Ditto.
3884 (sserotatemax): Ditto.
3885 (ssescalarmode): Ditto.
3886 (sse_maskcmpv4sf3): Disable if SSE5.
3887 (sse_maskcmpv2df3): Ditto.
3888 (sse_vmmaskcmpv4sf3): Ditto.
3889 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3890 (sse5_vmfmadd<mode>4): Ditto.
3891 (sse5_fmsub<mode>4): Ditto.
3892 (sse5_vmfmsub<mode>4): Ditto.
3893 (sse5_fnmadd<mode>4): Ditto.
3894 (sse5_vmfnmadd<mode>4): Ditto.
3895 (sse5_fnmsub<mode>4): Ditto.
3896 (sse5_vmfnmsub<mode>4): Ditto.
3897 (sse5i_fmadd<mode>4): Ditto.
3898 (sse5i_fmsub<mode>4): Ditto.
3899 (sse5i_fnmadd<mode>4): Ditto.
3900 (sse5i_fnmsub<mode>4): Ditto.
3901 (sse5i_vmfmadd<mode>4): Ditto.
3902 (sse5i_vmfmsub<mode>4): Ditto.
3903 (sse5i_vmfnmadd<mode>4): Ditto.
3904 (sse5i_vmfnmsub<mode>4): Ditto.
3905 (mulv16qi3): Add SSE5 support.
3907 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3908 (sse2_mulv4si3): Disable if SSE5.
3909 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3910 (sse4_1_roundps): Ditto.
3911 (sse4_1_roundsd): Ditto.
3912 (sse4_1_roundss): Ditto.
3913 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3915 (sse_maskcmpsf3): Ditto.
3916 (sse_vmmaskcmpv4sf3): Ditto.
3917 (sse2_maskcmpv2df3): Ditto.
3918 (sse2_maskcmpdf3): Ditto.
3919 (sse2_vmmaskcmpv2df3): Ditto.
3920 (sse2_eq<mode>3): Ditto.
3921 (sse2_gt<mode>3): Ditto.
3922 (sse5_pcmov_<mode>): Add SSE5 support.
3923 (vec_unpacku_hi_v16qi): Ditto.
3924 (vec_unpacks_hi_v16qi): Ditto.
3925 (vec_unpacku_lo_v16qi): Ditto.
3926 (vec_unpacks_lo_v16qi): Ditto.
3927 (vec_unpacku_hi_v8hi): Ditto.
3928 (vec_unpacks_hi_v8hi): Ditto.
3929 (vec_unpacku_lo_v8hi): Ditto.
3930 (vec_unpacks_lo_v8hi): Ditto.
3931 (vec_unpacku_hi_v4si): Ditto.
3932 (vec_unpacks_hi_v4si): Ditto.
3933 (vec_unpacku_lo_v4si): Ditto.
3934 (vec_unpacks_lo_v4si): Ditto.
3935 (sse5_pmacsww): New SSE5 intrinsic insn.
3936 (sse5_pmacssww): Ditto.
3937 (sse5_pmacsdd): Ditto.
3938 (sse5_pmacssdd): Ditto.
3939 (sse5_pmacssdql): Ditto.
3940 (sse5_pmacssdqh): Ditto.
3941 (sse5_pmacsdqh): Ditto.
3942 (sse5_pmacsswd): Ditto.
3943 (sse5_pmacswd): Ditto.
3944 (sse5_pmadcsswd): Ditto.
3945 (sse5_pmadcswd): Ditto.
3946 (sse5_pcmov_<move>): Conditional move support on SSE5.
3947 (sse5_phaddbw): New SSE5 intrinsic insn.
3948 (sse5_phaddbd): Ditto.
3949 (sse5_phaddbq): Ditto.
3950 (sse5_phaddwd): Ditto.
3951 (sse5_phaddwq): Ditto.
3952 (sse5_phadddq): Ditto.
3953 (sse5_phaddubw): Ditto.
3954 (sse5_phaddubd): Ditto.
3955 (sse5_phaddubq): Ditto.
3956 (sse5_phadduwd): Ditto.
3957 (sse5_phadduwq): Ditto.
3958 (sse5_phaddudq): Ditto.
3959 (sse5_phsubbw): Ditto.
3960 (sse5_phsubwd): Ditto.
3961 (sse5_phsubdq): Ditto.
3962 (sse5_pperm): Ditto.
3963 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3964 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3965 (sse5_pperm_sign_v8hi_v4si): Ditto.
3966 (sse5_pperm_zero_v8hi_v4si): Ditto.
3967 (sse5_pperm_sign_v4si_v2di): Ditto.
3968 (sse5_pperm_sign_v4si_v2di): Ditto.
3969 (sse5_pperm_pack_v2di_v4si): Ditto.
3970 (sse5_pperm_pack_v4si_v8hi): Ditto.
3971 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3972 (sse5_perm<mode>): New SSE5 intrinsic insn.
3973 (rotl<mode>3): Ditto.
3974 (sse5_rotl<mode>3): Ditto.
3975 (sse5_ashl<mode>3): Ditto.
3976 (sse5_lshl<mode>3): Ditto.
3977 (sse5_frcz<mode>2): Ditto.
3978 (sse5s_frcz<mode>2): Ditto.
3979 (sse5_cvtph2ps): Ditto.
3980 (sse5_cvtps2ph): Ditto.
3981 (sse5_vmmaskcmp<mode>3): Ditto.
3982 (sse5_com_tf<mode>3): Ditto.
3983 (sse5_maskcmp<mode>3): Ditto.
3984 (sse5_maskcmp_uns<mode>3): Ditto.
3985 (sse5_maskcmp_uns2<mode>3): Ditto.
3986 (sse5_pcom_tf<mode>3): Ditto.
3988 * config/i386/predicates.md (sse5_comparison_float_operator):
3989 New predicate to match the comparison operators supported by
3990 the SSE5 com instruction.
3991 (ix86_comparison_int_operator): New predicate to match just the
3992 signed int comparisons.
3993 (ix86_comparison_uns_operator): New predicate to match just the
3994 unsigned int comparisons.
3996 * doc/invoke.texi (-msse5): Add documentation.
3997 (-mfused-madd): Ditto.
3999 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4001 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4003 (x86_64-*-*): Ditto.
4005 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4007 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4008 intrinisics for SSE5.
4010 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4013 * config/i386/mmintrin-common.h: New file, to contain common
4014 instructions between SSE4.1 and SSE5.
4016 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4017 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4018 (gen_regparm_prefix): Ditto.
4020 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4021 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4022 prototype_p to determine if a function is prototyped.
4024 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4026 * c-common.c (c_common_reswords) add the alignof keyword,
4027 with same RID as __alignof and __alignof__
4029 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4031 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4032 * hooks.c (hook_bool_const_int_const_int_true): New function.
4033 * target.h (struct gcc_target): Add can_eliminate field.
4034 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4035 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4036 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4037 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4038 (elim_table): Revise comment.
4039 * system.h (CAN_ELIMINATE): Poison.
4040 * defaults.h (CAN_ELIMINATE): Remove.
4041 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4043 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4044 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4046 (alpha_vms_can_eliminate): Declare as static, change return type to
4048 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4050 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4051 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4052 (arm_can_eliminate): New function.
4054 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4055 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4056 (avr_can_eliminate): Declare as static.
4057 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4059 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4060 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4061 (bfin_can_eliminate): New function.
4063 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4064 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4065 (crx_can_eliminate): New function.
4067 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4068 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4069 (fr30_can_eliminate): New function.
4071 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4072 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4073 (frv_can_eliminate): New function.
4075 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4076 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4077 (h8300_can_eliminate): New function.
4079 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4080 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4081 (i386_can_eliminate): Declare as static, change return type to bool.
4082 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4084 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4085 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4086 (ia64_can_eliminate): New function.
4088 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4089 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4090 (iq2000_can_eliminate): New function.
4092 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4093 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4094 (m32r_can_eliminate): New function.
4096 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4097 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4098 (m68hc11_can_eliminate): New function.
4100 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4101 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4102 (m68k_can_eliminate): New function.
4104 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4105 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4106 (mep_can_eliminate): New function.
4108 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4109 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4110 (mips_can_eliminate): New function.
4112 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4113 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4114 (rs6000_can_eliminate): New function.
4116 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4117 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4118 (s390_can_eliminate): Declare as static.
4119 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4121 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4122 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4123 (score_can_eliminate): New function.
4125 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4126 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4127 (sparc_can_eliminate): Declare as static.
4128 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4130 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4131 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4132 (xstormy16_can_eliminate): New function.
4134 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4135 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4136 (v850_can_eliminate): New function.
4138 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4140 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4141 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4142 (*movdfcc_ext[1234]): Disable for IEEE mode.
4144 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4146 * gimplify.c (prepare_gimple_addressable): New static function.
4147 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4149 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4150 manually fiddling with it.
4152 2009-08-25 Michael Matz <matz@suse.de>
4154 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4155 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4157 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4158 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4159 (do_jump): Split out code for simple binary comparisons into ...
4160 (do_jump_1): ... this, taking the individual operands and code.
4161 Change callers to helper function above accordingly.
4162 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4165 2009-08-25 Michael Matz <matz@suse.de>
4167 * expr.h (struct separate_ops, sepops): New type for passing
4168 around an exploded simple expression.
4169 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4170 Use this structure instead of expression tree.
4171 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4172 expression, only its type.
4173 (expand_vec_cond_expr): Take type and individual operands instead
4175 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4176 expand_vec_shift_expr): Change prototype accordingly.
4177 * tree-vect-stmts.c (vectorizable_condition): Change call of
4178 expand_vec_cond_expr_p to pass only type.
4179 * expr.c (do_store_flags): Change prototype and implementation
4180 to take an exploded expression.
4181 (expand_expr_real_1): New local ops initialized with details
4182 of the full expression. Use it instead of full
4183 expression in calls to do_store_flags, expand_vec_cond_expr,
4184 expand_widen_pattern_expr and expand_vec_shift_expr.
4186 2009-08-25 Michael Matz <matz@suse.de>
4188 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4189 treeop2 initialized with first three operands of the full expression.
4190 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4192 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4194 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4195 (__gthread_objc_condition_allocate): Mark arguments as unused.
4196 (__gthread_objc_condition_deallocate): Likewise.
4197 (__gthread_objc_condition_wait): Likewise.
4198 (__gthread_objc_condition_broadcast): Likewise.
4199 (__gthread_objc_condition_signal): Likewise.
4200 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4201 (__gthread_objc_thread_id): Likewise.
4203 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4206 * tree-pretty-print.c (print_call_name): Print the correct call name
4207 for procedure pointer components.
4209 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4211 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4212 default_promote_function_mode when not VMS.
4214 2009-08-24 Olivier Hainque <hainque@adacore.com>
4216 * convert.c (convert_to_integer): Don't assume an input pointer is
4217 POINTER_SIZE wide. Fetch from the type instead.
4219 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4221 * configure.ac (AC_PREREQ): Bump to 2.64.
4223 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4225 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4226 (process_command): Don't search standard_exec_prefix_1 and
4227 standard_exec_prefix_2.
4229 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4231 * config/arm/arm.c (output_return_instruction): Handle for
4234 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4236 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4238 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4240 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4241 (*arm_movdf_vfp): Likewise.
4243 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4245 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4246 (vashr<mode>3): Rename from ashr<mode>3.
4247 (vlshr<mode>3): Rename from lshr<mode>3.
4249 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4252 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4253 (check_format_info_main): Use scalar_identify_flag.
4254 (check_format_types): Check for scalar size identity if
4255 scalar_identify_flag is set.
4256 (printf_length_specs): Extend by new field.
4257 (asm_fprintf_length_specs): Likewise.
4258 (gcc_diag_length_specs): Likewise.
4259 (scanf_length_specs): Likewise.
4260 (strfmon_length_specs): Likewise.
4261 (gcc_gfc_length_specs): Likewise.
4262 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4263 (ms_printf_flag_specs): Likewise.
4264 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4266 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4269 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4270 (*call_value_pop_1): Ditto.
4271 (*sibcall_pop_1): New insn pattern.
4272 (*sibcall_value_pop_1): Ditto.
4274 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4277 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4280 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4283 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4284 (get_reg_use_in): New function.
4285 (forward_propagate_subreg): Propagate through subreg of zero_extend
4288 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4290 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4291 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4293 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4295 * configure.ac: Remove --with-datarootdir, --with-docdir,
4296 --with-htmldir switches. No need to call AC_SUBST for
4297 datarootdir, docdir, htmldir any more.
4298 * configure: Regenerate.
4299 * doc/install.texi (Configuration): Document --datarootdir,
4300 --docdir, --htmldir, --pdfdir; update documentation for
4301 --infodir, --mandir.
4302 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4305 * aclocal.m4: Regenerate.
4306 * config.in: Regenerate.
4307 * configure: Regenerate.
4309 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4310 Olivier Hainque <hainque@adacore.com>
4312 * config/ia64/ia64.c: Include libfuncs.h.
4313 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4314 (ia64_expand_call): Use reg 25 on VMS.
4315 (ia64_initialize_trampoline): Fix for VMS ABI.
4316 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4317 (ia64_function_arg): Initialize reg 25 on VMS.
4318 Fix OpenVMS ABI issues for varargs.
4319 For OpenVMS, emit the Argument Information register set in the
4320 incoming/sibcall case as well.
4321 (ia64_arg_type): New function.
4322 (ia64_function_arg_advance): Keep track of cum->words.
4323 Fix OpenVMS ABI issues for varargs.
4324 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4325 (ia64_override_options): Set flag_no_common on VMS.
4326 (ia64_init_builtins): Disable FWRITE builtin.
4327 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4328 (ia64_vms_init_libfuncs): Add decc$ routines.
4329 (ia64_vms_valid_pointer_mode): New function.
4330 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4331 (ia64_promote_function_mode): New function
4332 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4333 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4334 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4335 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4336 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4337 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4338 Suppress trailing '#' if VALUE is numeric.
4339 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4340 ia64_promote_function_mode.
4341 (TARGET_VALID_POINTER_MODE): Define.
4343 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4346 * config/rs6000/rs6000.c (rs6000_override_options): Use
4347 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4350 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4351 reporting of vector + decimal/boolean/complex error.
4353 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4355 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4356 __vector double TYPE_DECL.
4358 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4360 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4361 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4362 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4363 to pointer to enum machine_mode. Update all callers as needed.
4365 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4367 * config/alpha/alpha.md (exception_receiver): Emit alternative
4368 GP load sequence if flag_reorder_blocks_and_partition is set.
4369 (*exception_receiver_2): Also enable when
4370 flag_reorder_blocks_and_partition is set.
4372 2009-08-20 Matt Rice <ratmice@gmail.com>
4373 Diego Novillo <dnovillo@google.com>
4375 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4378 2009-08-20 Richard Guenther <rguenther@suse.de>
4380 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4381 * c-tree.h (c_dup_lang_specific_decl): Remove.
4382 (struct lang_decl, struct lang_type): Move definitions ...
4383 * c-lang.h: ... here. New file.
4384 * c-decl.c: Include c-lang.h.
4385 (c_dup_lang_specific_decl): Remove.
4386 * c-typeck.c: Include c-lang.h.
4387 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4388 (c-typeck.o): Likewise.
4389 * c-config-lang.in (gtfiles): Add c-lang.h.
4390 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4393 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4395 * config/alpha/alpha.c (alpha_end_function): Do not clear
4396 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4397 this is now handled in generic code.
4399 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4401 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4402 (s390_z10_fix_long_loop_prediction): New function.
4403 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4404 (s390_reorg): Walk over the INSNs and invoke
4405 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4407 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4409 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4410 "*brx_64bit", "*brx_31bit"): New patterns.
4411 * config/s390/s390.c ('E'): New output modifier.
4413 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4414 Richard Earnshaw <richard.earnshaw@arm.com>
4416 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4417 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4419 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4421 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4423 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4424 for mode mode of operand0 when doing secondary reload for SAR.
4426 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4429 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4430 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4432 2009-08-19 Jason Merrill <jason@redhat.com>
4434 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4435 supported template depth in C++0x.
4437 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4439 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4440 free_after_compilation.
4441 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4442 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4443 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4444 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4445 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4446 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4447 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4449 2009-08-19 Ian Lance Taylor <iant@google.com>
4451 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4452 of (plus (mult (neg B) C) A).
4454 2009-08-18 Michael Matz <matz@suse.de>
4456 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4457 instead of comparing TYPE_MAIN_VARIANT for equality.
4458 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4459 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4460 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4461 * gimplify.c (goa_lhs_expr_p): Ditto and use
4462 STRIP_USELESS_TYPE_CONVERSION.
4464 2009-08-18 Michael Matz <matz@suse.de>
4466 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4467 first field in a struct.
4468 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4470 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4472 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4473 locators before emit_insn is called. Remove assert that
4475 (alpha_end_function): Clear crtl->emit structure and free insn
4476 locators if cfun->is_thunk is true.
4478 2009-08-18 Jason Merrill <jason@redhat.com>
4480 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4482 * configure.ac: Test for it.
4483 * configure, config.in: Regenerate.
4484 * doc/install.texi: Document --enable-gnu-unique-object.
4486 2009-08-18 Richard Guenther <rguenther@suse.de>
4489 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4490 pow(x,y*z) only if x is nonnegative.
4492 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4494 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4498 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4499 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4501 2009-08-17 DJ Delorie <dj@redhat.com>
4503 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4504 * config/m32c/prologue.md (epilogue_freit): New.
4506 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4507 (bank_switch_p): Likewise.
4508 (fast_interrupt_p): Likewise.
4509 (interrupt_p): Likewise.
4510 (m32c_conditional_register_usage): Round memregs size up.
4511 (need_to_save): We only need to save $a0 when we use ENTER.
4512 (interrupt_p): Check for fast_interrupt too.
4513 (bank_switch_p): New.
4514 (fast_interrupt_p): New.
4515 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4516 (m32c_emit_prolog): Support bank switching and fast interrupts.
4517 * doc/extend.texi (Function Attributes): Add bank_switch and
4520 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4522 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4523 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4525 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4527 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4528 (menu): Add IA-64/VMS Options.
4529 (IA-64/VMS Options): Likewise.
4531 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4534 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4536 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4538 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4539 (mips_pop_asm_switch): Likewise.
4540 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4542 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4543 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4544 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4545 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4546 instead of set_noreorder.
4547 (mips_output_function_prologue): Use the new functions.
4548 (mips_output_function_epilogue): Likewise.
4549 (mips_need_noat_wrapper_p): New function, split out from...
4550 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4551 Use mips_push_asm_switch and mips_pop_asm_switch.
4552 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4553 and mips_pop_asm_switch.
4554 (ASM_OUTPUT_REG_POP): Likewise.
4555 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4556 Use mips_pop_asm_switch.
4557 (mips_asm_switch): New structure.
4558 (set_noreorder, set_nomacro): Replace with...
4559 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4560 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4561 instead of set_nomacro.
4562 (fix_truncsfsi2_macro): Likewise.
4563 (cprestore): Likewise.
4564 (hazard): Use mips_noreorder instead of set_noreorder.
4565 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4567 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4569 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4570 from prev_active_insn.
4572 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4574 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4575 * config/avr/avr.c (avr_override_options): Initialize
4576 avr_current_arch variable.
4577 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4578 __AVR_HAVE_16BIT_SP__ according to the device type.
4579 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4581 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4582 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4584 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4587 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4588 generating inlined subroutine die only. We shouldn't be
4589 called for anything else.
4590 (gen_block_die): Don't generate inline subroutine debug info for
4593 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4595 * graphite-poly.c (print_pbb): Print PBB index.
4597 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4600 * graphite-interchange.c (ppl_max_for_le): Moved...
4601 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4602 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4603 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4604 * graphite-ppl.h (ppl_max_for_le): Declared.
4606 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4608 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4609 supported on all platforms.
4610 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4611 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4612 * c-pragma.c: Likewise.
4613 * target-def.h (TARGET_INITIALIZER): Remove
4614 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4615 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4617 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4619 * config/ia64/fde-vms.c: New file.
4620 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4621 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4622 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4623 (uw_frame_state_for): Only register a personality routine if it is
4624 known to be compatible with our expectations.
4625 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4626 Declare unw_table_entry stack variable and
4627 mod all calls to _Unwind_FindTableEntry to add arg.
4628 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4629 (_Unwind_FindTableEntry): Add arg to prototype.
4631 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4633 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4634 field 'signal_pfs_loc'.
4635 (uw_frame_state_for): Remove duplicate code dealing with leaf
4636 procedures without unwind info.
4637 If in the frame after unwinding through a signal handler, restore
4638 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4639 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4640 'pfs_loc' to the AR.PFS location in the signal context; instead
4641 set 'signal_pfs_loc'.
4642 Manually generate the unwind info for the AR.PFS register.
4643 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4644 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4645 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4646 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4647 instead set 'signal_pfs_loc'.
4648 Remove code preventing the AR.PFS register from being restored
4649 from the signal context.
4651 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4652 Tristan Gingold <gingold@adacore.com>
4654 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4655 * config/ia64/t-vms: New file.
4656 * config/ia64/vms64.h: New file.
4657 * config/ia64/vms.h: New file.
4658 * config/ia64/vms-crtinit.asm: New file.
4659 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4660 * config/ia64/vms-unwind.h: New file.
4662 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4664 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4667 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4670 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4672 * real.h (do_mpc_arg2): ... here.
4673 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4676 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4678 * final.c (add_debug_prefix_map): Don't use GC memory for
4679 old_prefix and new_prefix.
4681 2009-08-14 Richard Guenther <rguenther@suse.de>
4683 * ipa-prop.c (compute_complex_pass_through): If we cannot
4684 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4686 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4688 * c-lex.c (c_lex_with_flags): Increase size of local variable
4689 to avoid memory clobber.
4691 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4694 * config/i386/i386.c (ix86_fp_comparison_strategy):
4695 Only enable/disable sahf at function granularity.
4697 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4699 PR rtl-optimization/41064
4700 * reload1.c (reload_as_needed): Don't call extract_insn
4701 for known invalid replacements after calling
4702 validate_replace_rtx_group and verify_changes.
4704 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4707 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4708 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4709 ix86_expand_fp_vcond.
4710 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4711 Assert that operation is supported by ix86_expand_int_vcond.
4712 (vcondu<SSEMODE124C8:mode>): Ditto.
4714 2009-08-13 DJ Delorie <dj@redhat.com>
4716 * config/i386/djgpp-stdint.h: New.
4717 * config.gcc (djgpp): Use it.
4719 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4721 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4722 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4724 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4726 * tree-ssa-loop-prefetch.c
4727 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4728 for long-stride pruning.
4729 (compute_miss_rate): New function to compute the probability
4730 that two memory references access different cache lines.
4732 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4734 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4736 2009-08-13 Richard Guenther <rguenther@suse.de>
4739 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4740 use the constant pointer type.
4741 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4742 of CV qualifiers on the target pointer type.
4743 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4744 conversion check before restrict check.
4746 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4749 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4751 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4753 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4755 2009-08-12 Richard Guenther <rguenther@suse.de>
4757 PR tree-optimization/41011
4758 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4759 and reference constructing.
4761 2009-08-12 Xinliang David Li <davidxl@google.com>
4763 PR tree-optimization/41012
4764 * tree-flow.h : New external interface.
4765 * gimple-low.c (check_call_arg): Change to public function.
4766 Remove argument mismatch check in lowering.
4767 * tree-inline.h (tree_can_inline_p): Interface change.
4768 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4770 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4771 Call change to tree_can_inline_p function.
4772 (cgraph_decide_inlining_incrementally): Ditto.
4774 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4776 PR tree-optimization/41031
4777 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4778 on the partition variable rather than promote_mode on the source
4779 type. Assert that the partition variable's type has the same
4780 mode as the source value's.
4782 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4784 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4785 for for_return == 2.
4786 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4788 * calls.c (expand_call): Fix typo.
4789 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4791 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4793 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4794 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4795 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4796 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4798 2009-08-12 Andrew Haley <aph@redhat.com>
4800 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4802 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4805 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4807 2009-08-12 Richard Guenther <rguenther@suse.de>
4809 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4810 * gimplify.c (gimplify_modify_expr): Do not use
4811 lang_hooks.types_compatible_p.
4812 * tree-ssa.c (useless_type_conversion_p): For aggregates
4813 just return false if the canonical types differ.
4815 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4818 * sese.c (convert_for_phi_arg): New.
4819 (add_guard_exit_phis): Use convert_for_phi_arg.
4821 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4823 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4824 unknown subscript upper bounds.
4826 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4827 Pranav Garg <pranav.garg2107@gmail.com>
4829 * graphite-interchange.c (gather_access_strides): Removed.
4830 (ppl_max_for_le): New.
4831 (build_linearized_memory_access): New.
4832 (memory_stride_in_loop): New.
4833 (pbb_interchange_profitable_p): Reimplemented.
4834 * graphite-ppl.h (ppl_new_id_map): New.
4835 (ppl_interchange): New.
4837 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4839 * graphite-interchange.c (compute_subscript): Removed.
4840 (compute_array_size_cstr): Removed.
4841 (compute_array_size_poly): Removed.
4842 (compute_array_size): Removed.
4843 (gather_access_strides_poly): Removed.
4844 (gather_access_strides): Empty.
4846 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4848 * graphite-dependences.c (dependence_polyhedron_1): Replace
4849 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4850 (graphite_legal_transform_dr): Same.
4851 (graphite_carried_dependence_level_k): Same.
4852 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4853 Initialize PDR_NB_SUBSCRIPTS.
4854 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4856 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4857 (PDR_NB_SUBSCRIPTS): New.
4858 (pdr_nb_subscripts): Removed.
4859 (pdr_dim): Simplified.
4860 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4861 with PDR_NB_SUBSCRIPTS.
4863 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4865 * graphite-interchange.c (compute_array_size): Remove use of
4867 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4868 Do not initialize PDR_DATA_CONTAINER.
4869 (print_pdr): Do not print PDR_DATA_CONTAINER.
4870 * graphite-poly.h (struct poly_dr): Remove data_container field.
4871 (PDR_DATA_CONTAINER): Removed.
4872 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4874 (build_poly_dr): Same.
4876 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4877 Sebastian Pop <sebastian.pop@amd.com>
4879 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4880 copy of the dependence polyhedron. Free the temporary objects.
4881 (graphite_carried_dependence_level_k): Free unused objects before
4884 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4885 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4886 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4887 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4888 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4890 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4892 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4893 Early return without analyzing the data dependences if no
4894 transform has been done. Call restore_scattering if the transform
4896 (graphite-interchange.c): Same.
4897 * graphite-poly.c (print_scattering_function): Test for
4899 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4900 (apply_poly_transforms): Do not gcc_assert that
4901 the transform is legal.
4902 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4903 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4904 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4905 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4906 * graphite-poly.h (struct poly_scattering): New.
4907 (struct poly_bb): Add original, transformed, and saved fields.
4908 Remove transformed_scattering, original_scattering,
4909 nb_local_variables and nb_scattering_transform fields.
4910 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4911 (poly_scattering_new): New.
4912 (poly_scattering_free): New.
4913 (poly_scattering_copy): New.
4914 (store_scattering_pbb): New.
4915 (store_scattering): New.
4916 (restore_scattering_pbb): New.
4917 (restore_scattering): New.
4918 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4919 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4921 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4923 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4926 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4928 * Makefile.in (graphite.o): Depends on PREDICT_H.
4929 * graphite.c: Include predict.h.
4930 (graphite_finalize): Call tree_estimate_probability.
4931 * predict.c (predict_loops): Do not call scev_initialize and
4933 (tree_estimate_probability_bb): New.
4934 (tree_estimate_probability): Do not initialize loops: move that
4935 code to the driver. Call tree_estimate_probability_bb.
4936 (tree_estimate_probability_driver): New.
4937 (pass_profile): Use tree_estimate_probability_driver.
4938 * predict.h (tree_estimate_probability): Declared.
4940 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4942 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4943 * graphite-dependences.c (graphite_legal_transform): Add time to
4944 TV_GRAPHITE_DATA_DEPS.
4945 (dependency_between_pbbs_p): Same.
4946 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4948 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4950 PR rtl-optimization/41033
4951 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4952 aliasing is disabled.
4954 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4956 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4957 si_mask_operand, and_load_operand, low_bitmask_operand,
4958 and_reg_operand, and_operand): New predicates.
4959 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4960 * config/mips/mips.c (and_operands_ok): New function.
4961 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4962 * config/mips/mips.md (move_type): Add ext_ins and logical.
4963 (type): Handle them.
4964 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4965 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4966 shift_shift. Remove commutative constraint modifier.
4967 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4969 (*clear_upper32_dext): Remove define_insn_and_split.
4970 (*clear_upper32): Turn this define_insn_and_split ...
4971 (splitter for ANDing register with 0xffff_ffff): .. into this.
4973 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4975 * combine.c (try_widen_shift_mode): Factor out code to check if an
4976 integer constant is a low-order bitmask from here ...
4977 * rtlanal.c (low_bitmask_len): ... to here.
4978 * rtl.h (low_bitmask_len): Declare.
4980 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4983 * config/alpha/alpha.md (addsi3): Remove expander.
4984 (addsi3): Rename from *addsi3_internal insn pattern.
4985 (subsi3): Remove expander.
4986 (subsi3): Rename from *subsi3_internal insn pattern.
4988 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4990 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4993 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4994 Eric Botcazou <botcazou@adacore.com>
4995 Douglas B Rupp <rupp@gnat.com>
4997 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4998 that records that fit in 64 bits are returned by immediate value,
4999 as required by OpenVMS Calling Standard.
5000 (function_value): Adjust for above modification.
5001 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5002 virtual_incoming_args_rtx as base object, not next_arg.
5003 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5005 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5007 * reload.c (find_reloads_subreg_address): Check the original
5008 req_equiv_mem address to detect the case where an address is
5009 not valid in the outer mode.
5011 2009-08-11 Richard Guenther <rguenther@suse.de>
5014 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5016 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5018 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5019 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5021 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5022 Douglas B Rupp <rupp@gnat.com>
5024 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5025 PT_STACK when frame_pointer_needed on OpenVMS.
5026 (alpha_pv_save_size, alpha_using_fp): Remove.
5027 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5028 with proper processing for PT_NULL.
5029 (alpha_vms_initial_elimination_offset): New function. Support for
5030 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5031 (alpha_sa_size): Force procedure type to PT_STACK when
5032 frame_pointer_needed on OpenVMS.
5033 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5034 (alpha_using_fp): Likewise.
5035 (alpha_vms_can_eliminate): Add prototype.
5036 (alpha_vms_initial_elimination_offset): Likewise.
5037 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5038 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5040 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5041 Douglas B Rupp <rupp@gnat.com>
5043 * config/alpha/alpha.c (common_object_handler): New function.
5044 (vms_attribute_table): Declare a single attribute "common_object".
5045 (vms_output_aligned_decl_common): New global function.
5046 (SECTION_VMS_OVERLAY): Delete.
5047 (SECTION_VMS_GLOBAL): Likewise.
5048 (SECTION_VMS_INITIALIZE): Likewise.
5049 (vms_asm_named_section): Remove support for above flags.
5050 (vms_section_type_flags): Delete.
5051 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5052 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5053 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5054 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5056 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5059 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5060 (sub_ddmmss): Likewise.
5062 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5065 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5068 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5071 * reload1.c (reload_as_needed): Use cancel_changes to completely
5072 undo a failed replacement attempt.
5074 2009-08-10 Richard Guenther <rguenther@suse.de>
5077 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5078 (useless_type_conversion_p): ... here. Require pointer targets
5081 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5084 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5085 loose the original type of the statement list.
5087 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5089 * config/alpha/alpha.c: Include libfuncs.h
5090 (avms_asm_output_extern): New function.
5091 (alpha_init_libfuncs): Init some decc libfuncs.
5092 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5093 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5094 (DO_CRTL_NAMES): Define.
5096 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5097 (LONG_TYPE_SIZE): Define.
5098 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5099 (SUBTARGET_SWITCHES): Define malloc64 switch.
5100 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5101 (MASK_RETURN_ADDR): Define.
5102 doc/invoke.texi (mmalloc64): Document switch.
5104 2009-08-09 Olivier Hainque <hainque@adacore.com>
5105 Douglas B Rupp <rupp@gnat.com>
5107 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5108 uses_condition_handler.
5109 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5110 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5111 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5112 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5113 (code_for_builtin): New insn codes for the new alpha_builtins.
5114 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5115 (alpha_sa_size): Account for uses_condition_handler.
5116 (alpha_expand_prologue): Likewise.
5117 (alpha_start_function): Likewise.
5118 (alpha_expand_epilogue): Likewise.
5119 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5120 establish/revert expanders.
5121 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5122 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5123 New expander, resorting to the alpha.c associated function.
5124 (builtin_revert_vms_condition_handler): Likewise.
5125 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5126 __gcc_shell_handler, the static VMS condition handler used as
5127 an indirection wrapper to the current dynamically established
5129 * config/alpha/vms-unwind.h: Complete rewrite.
5130 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5131 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5133 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5134 Douglas B Rupp <rupp@gnat.com>
5136 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5137 (alpha_need_linkage): Handle aliases. Return function symbol.
5138 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5139 Use ultimate alias target for the linkage name.
5140 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5141 by alpha_need_linkage for the function symbol.
5142 (setmemdi): Likewise.
5144 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5146 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5147 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5148 (ASM_WEAKEN_LABEL): Define.
5149 (CRT_CALL_STATIC_FUNCTION): Define.
5150 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5151 (ENDFILE_SPEC): Define.
5152 (INIT_SECTION_ASM_OP): Define.
5153 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5154 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5156 (MULTILIB_OSDIRNAMES): Define.
5157 (shlib_version): Define.
5158 (SHLIB_EXT): Define.
5159 (SHLIB_OBJS): Define.
5160 (SHLIB_NAME): Define.
5161 (SHLIB_MULTILIB): Define.
5162 (SHLIB_INSTALL): Define.
5163 (SHLIB_SYMVEC): Define.
5164 (SHLIB_SYMVECX2): Define.
5165 (SHLIB_LINK): Define.
5167 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5169 * config/alpha/alpha.c (alpha_initialize_trampoline):
5170 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5171 (alpha_start_function): Emit transfer address on nested functions
5172 for VMS trampoline call.
5173 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5174 since no longer used.
5175 * config/alpha/vms-tramp.asm: Remove.
5176 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5177 since now only data initialized at runtime.
5179 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5181 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5182 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5183 (MD_EXEC_PREFIX): Remove, no longer used.
5184 (MD_STARTFILE_PREFIX): Likewise.
5185 (INCLUDE_DEFAULTS): Likewise.
5186 * config/alpha/t-vms:
5187 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5189 2009-08-09 Richard Guenther <rguenther@suse.de>
5191 PR tree-optimization/41016
5192 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5193 (operand_precision): Remove.
5194 (integral_operand_p): Likewise.
5195 (recognize_single_bit_test): Adjust.
5197 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5199 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5200 operation overflows. Likewise non-cast unary arithmetic.
5201 If one arm of a conditional expression is always taken,
5202 inhibit evaluation warnings for the other arm. Likewise inhibit
5203 evaluation warnings for the second && or || operand if the first
5204 operand is enough to determine the result.
5205 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5207 (build_binary_op): Prevent duplicate evaluation warnings.
5209 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5211 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5212 and destination have different modes, Use promote_mode to
5213 determine the signedness of the conversion. Assert that the
5214 promoted source mode matches the destination mode. Don't pass
5215 the destination and destination mode to expand_expr if the source
5216 mode is different. Simplify conversion logic.
5218 2009-08-09 Ira Rosen <irar@il.ibm.com>
5220 PR tree-optimization/41008
5221 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5222 from condition only in case it's a comparison. Adjust checks.
5224 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5226 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5227 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5228 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5229 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5230 (dump_cand): Handle them.
5231 (struct iv_cand): New members COST_STEP and AINC_USE.
5232 (stmt_after_increment): Likewise.
5233 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5234 callers changed. Use gimple_uid comparison instead of scanning.
5235 (add_candidate_1): When looking for identical candidates, take
5236 AINC_USE into account. Set it for new candidates.
5237 (force_expr_to_var_cost): Cast target_spill_cost to int.
5238 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5239 All callers changed. Check for availability of autoinc addressing
5240 modes, both in general for a given mode, and in the specific use case.
5241 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5243 (get_computation_cost): Likewise.
5244 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5245 add_autoinc_candidates): New static functions.
5246 (add_candidate): Call add_autoinc_candidates for candidates based on
5248 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5249 (determine_use_iv_cost_address): If we have an autoinc candidate at
5250 the matching use, verify autoinc is possible and subtract the cost
5251 of the candidate's step from the cost.
5252 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5253 member of the candidate.
5254 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5255 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5257 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5259 * config.build (ia64-hp-*vms*): New target.
5260 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5262 * config.gcc (ia64-hp-*vms*): New target.
5263 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5265 * config.host (ia64-hp-*vms*): New target.
5266 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5269 2009-08-08 Richard Guenther <rguenther@suse.de>
5271 PR tree-optimization/40991
5272 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5274 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5276 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5277 mode check. Do truncations in an integer mode.
5278 (force_to_mode): Handle subregs for all mode types. Only do
5279 arithmetic simplifications on integer modes.
5281 2009-08-07 Richard Guenther <rguenther@suse.de>
5283 PR tree-optimization/40999
5284 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5285 (maybe_fold_reference): Lookup constant initializers.
5286 (fold_gimple_assign): Likewise.
5288 2009-08-07 Richard Guenther <rguenther@suse.de>
5290 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5291 that require structural equality defer to the langhook.
5293 2009-08-07 Martin Jambor <mjambor@suse.cz>
5295 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5297 (struct ipa_pass_through_data): New type.
5298 (struct ipa_ancestor_jf_data): New type.
5299 (union jump_func_value): Removed field formal_id, added fields
5300 pass_through and ancestor.
5301 (struct ipa_param_call_note): Changed type of formal_id to int from
5303 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5304 operations jump functions and ancestor jump functions.
5305 (compute_complex_pass_through): New function.
5306 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5307 reflect changes in the jump function strucutre.
5308 (update_jump_functions_after_inlining): Ignore complex pass-through
5309 and ancestor jump functions.
5310 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5311 polynomial pass-through with operation jump functions.
5313 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5315 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5316 fde->dw_fde_begin as begin label instead of hot/cold label.
5317 Use LLSDAC label instead of LLSDA for second section lsda.
5318 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5319 label instead of LLSDA if it is true.
5320 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5322 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5323 SECTION argument. Use it as index into crtl->eh.call_site_record
5325 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5326 use it to determine how to print table entries instead of using
5327 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5328 label instead of normal begin label as base.
5329 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5330 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5331 ensure no EH range spans between sections and that landing pads
5332 are always in the corresponding section.
5333 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5334 for crtl->eh.call_site_record being an array rather than scalar.
5335 (output_one_function_exception_table): New function, copied
5336 from output_function_exception_table. Adjust
5337 dw2_size_of_call_site_table, dw2_output_call_site_table
5338 callers. For SECOND section use *C suffixed labels.
5339 (output_function_exception_table): Call
5340 output_one_function_exception_table and, when doing hot/cold
5341 partitioning, also another time for the second section.
5342 * opts.c: Include except.h.
5343 (decode_options): Allow -freorder-blocks-and-partition with
5344 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5345 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5346 * function.h (struct rtl_eh): Change call_site_record from
5347 scalar into array of 2 elements.
5349 2009-08-07 Martin Jambor <mjambor@suse.cz>
5351 * ipa-prop.c (count_formal_params_1): New function.
5352 (ipa_get_vector_of_formal_parms): New function.
5353 (get_vector_of_formal_parm_types): New function.
5354 (ipa_modify_formal_parameters): New function.
5355 (ipa_modify_call_arguments): New function.
5356 (index_in_adjustments_multiple_times_p): New function.
5357 (ipa_combine_adjustments): New function.
5358 (ipa_dump_param_adjustments): New function.
5359 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5360 (ipa_get_vector_of_formal_parms): Declare.
5361 (ipa_modify_formal_parameters): Declare.
5362 (ipa_modify_call_arguments): Declare.
5363 (ipa_combine_adjustments): Declare.
5364 (ipa_dump_param_adjustments): Declare.
5365 (build_ref_for_offset): Declare.
5366 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5367 * tree-sra.c: Include ipa-prop.c.
5368 (build_ref_for_offset): Make public.
5370 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5372 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5374 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5376 * gcc/doc/extend.texi (__builtin_extract_return_address)
5377 (__builtin_frob_return_address): Document.
5379 2009-08-06 Paul Brook <paul@codesourcery.com>
5381 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5382 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5383 implementation on ARMv6-M.
5385 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5387 * doc/extend.texi (pcs): Document new attribute for ARM.
5389 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5391 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5394 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5396 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5399 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5401 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5403 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5405 Merge ARM/hard_vfp_branch to trunk.
5407 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5409 * arm.c (libcall_eq): New function.
5410 (libcall_hash): New function.
5411 (add_libcall): New function.
5412 (arm_libcall_uses_aapcs_base): New function.
5413 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5414 libcalls using the base PCS.
5415 (arm_init_cumulative_args): Likewise.
5417 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5419 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5420 Use base ABI for conversion libfuncs between HFmode and SFmode.
5422 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5424 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5425 V4SImode as representatives of all 64-bit and 128-bit vector
5426 types. Allow vector types without vector modes.
5427 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5428 without vector modes like BLKmode.
5429 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5430 BLKmode. Avoid unsupported vector modes or TImode moves for
5432 (aapcs_vfp_allocate_return_reg): Likewise.
5433 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5434 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5436 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5438 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5439 (arm_get_pcs_model): Pass attribute arguments to
5440 arm_pcs_from_attribute.
5441 (arm_init_cumulative_args): Use base AAPCS for conversions from
5442 floating-point types to DImode.
5443 (arm_attribute_table): Add pcs attribute.
5444 (arm_handle_pcs_attribute): New.
5445 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5446 conversions from floating-point types to DImode, also declare them
5447 to use base AAPCS and declare functions they call to use base
5448 AAPCS and their RTABI names.
5450 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5452 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5453 -mfloat-abi=hard not being supported for VFP.
5455 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5457 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5458 SYMBOL_REF to hard_libcall_value.
5460 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5461 Richard Earnshaw <rearnsha@arm.com>
5463 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5464 has been put on the stack, all remaining co-processory arguments for
5465 that co-processor also go on the stack.
5467 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5469 * config/arm/arm.c (arm_return_in_memory): Handle returning
5470 vectors of suitable size in registers also for AAPCS case.
5472 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5474 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5476 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5478 ARM Hard-VFP calling convention
5479 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5480 * target.h (gcc_target): Add libcall_value to table of call hooks.
5481 * targhooks.h (default_libcall_value): Default implementation.
5482 * targhooks.c (default_libcall_value): Likewise.
5483 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5484 * optabs.c (expand_unop): Use it.
5485 * expr.h (hard_libcall_value): Pass the function RTX through.
5486 * calls.c (emit_library_call_value_1): Update call to
5488 * explow.c (hard_libcall_value): Use new target hook.
5489 * testsuite/lib/target-supports.exp
5490 (check_effective_target_arm_hard_vfp_ok): New hook.
5491 (check_effective_target_arm_neon_ok): Improve test for neon
5493 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5494 * config/arm/arm.c: Include cgraph.h
5495 (TARGET_FUNCTION_VALUE): Override default hook.
5496 (arm_pcs_default): New variable.
5497 (arm_override_options): Don't fault hard calling convention with VFP.
5498 Add support for AAPCS variants.
5499 (arm_function_value): Make static. Handle AAPCS variants.
5500 (arm_libcall_value): New function.
5501 (arm_apply_result_size): Handle VFP registers in results.
5502 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5504 (pcs_attribute_args): New variable.
5505 (arm_pcs_from_attribute): New function.
5506 (arm_get_pcs_model): New function.
5507 (aapcs_vfp_cum_init): New function.
5508 (aapcs_vfp_sub_candidate): New function.
5509 (aapcs_vfp_is_return_candidate): New function.
5510 (aapcs_vfp_is_call_candidate): New function.
5511 (aapcs_vfp_allocate): New function.
5512 (aapcs_vfp_allocate_return_reg): New function.
5513 (aapcs_vfp_advance): New function.
5514 (aapcs_cp_arg_layout): New variable.
5515 (aapcs_select_call_coproc): New function.
5516 (aapcs_select_return_coproc): New function.
5517 (aapcs_allocate_return_reg): New function.
5518 (aapcs_libcall_value): New function.
5519 (aapcs_layout_arg): New function.
5520 (arm_init_cumulative_args): Initialize AAPCS args data.
5521 (arm_function_arg): Handle AAPCS variants using new interface.
5522 (arm_arg_parital_bytes): Likewise.
5523 (arm_function_arg_advance): New function.
5524 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5525 calling conventions.
5526 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5527 * arm.h (NUM_VFP_ARG_REGS): Define.
5528 (LIBCALL_VALUE): Update.
5529 (FUNCTION_VALUE): Delete.
5530 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5531 (arm_pcs): New enum.
5532 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5533 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5534 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5535 * arm-protos.h (arm_function_arg_advance): Add.
5536 (aapcs_libcall_value): Add.
5537 (arm_function_value): Delete.
5539 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5540 H.J. Lu <hongjiu.lu@intel.com>
5543 * config/i386/i386.c (standard_sse_mode_p): Remove.
5544 (standard_sse_constant_p): Return 2 for integer mode
5545 vector_all_ones_operand when SSE2 is enabled.
5546 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5547 (ix86_expand_vector_move): Do not check for negative values from
5548 standard_sse_constant_p.
5550 2009-08-06 Richard Guenther <rguenther@suse.de>
5552 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5553 array type comparisons frontend independent.
5554 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5555 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5556 out array reference lower bound and element size operands.
5557 (ao_ref_init_from_vn_reference): Properly compute the offset
5558 for ARRAY_RANGE_REF.
5559 (vn_reference_fold_indirect): Fill out array reference lower
5560 bound and element size operands.
5561 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5562 a non gimple valued reference operand which can happen for
5563 array reference lower bound or element size.
5564 (create_component_ref_by_pieces_1): Properly generate the
5565 element size operand for array references.
5567 2009-08-06 Richard Guenther <rguenther@suse.de>
5569 PR tree-optimization/40964
5570 * tree.c (iterative_hash_host_wide_int): Export.
5571 * tree.h (iterative_hash_host_wide_int): Declare.
5572 * tree-ssa-structalias.c (heapvar_map): New struct.
5573 (heapvar_map_eq): New function.
5574 (heapvar_map_hash): Likewise.
5575 (heapvar_lookup): Adjust.
5576 (heapvar_insert): Likewise.
5577 (make_constraint_from_heapvar): Allow multiple heap variables
5578 per decl at different offsets.
5579 (init_alias_heapvars): Adjust.
5581 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5583 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5584 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5585 trailing sync if TARGET_SYNC_AFTER_SC.
5587 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5589 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5590 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5591 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5592 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5593 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5594 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5595 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5596 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5597 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5598 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5599 the prototype declaration match the definition.
5600 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5601 instructions explicitly. Add barrier_before and operands
5603 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5604 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5605 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5606 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5607 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5608 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5610 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5612 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5614 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5615 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5618 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5621 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5623 PR rtl-optimization/40924
5624 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5625 make sure canon_rtx (mem_address) isn't simpler than
5626 canon_rtx (expanded_mem_address).
5628 2009-08-05 Li Feng <nemokingdom@gmail.com>
5630 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5632 (build_scop_drs): Build alias set for each SCoP.
5634 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5636 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5637 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5638 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5639 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5640 (BASE_DRIVER_SELF_SPECS): Likewise.
5642 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5644 * tree-ssa-alias.c: Fix some comment typos.
5646 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5648 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5649 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5651 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5654 * simplify-rtx.c (simplify_binary_operation_1): Disable
5655 simplifications for decimal float operations.
5657 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5660 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5661 operand of INDIRECT_REF.
5663 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5665 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5666 constants referencing TLS symbols.
5668 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5670 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5671 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5673 2009-08-03 Richard Guenther <rguenther@suse.de>
5675 * tree.c (make_vector_type): Build a main variant first,
5676 get the canonical one and then build the variant.
5677 * tree-ssa.c (useless_type_conversion_p_1): Handle
5679 (useless_type_conversion_p): Conversions to pointers to
5680 incomplete record types are useless.
5682 2009-08-03 Richard Guenther <rguenther@suse.de>
5684 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5685 file will be created.
5686 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5687 * toplev.c (compile_file): Adjust comment.
5689 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5691 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5692 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5693 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5694 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5695 (sh_promote_function_mode): Fix typo.
5697 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5699 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5701 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5703 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5704 declaration arguments.
5706 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5708 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5709 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5710 (ix86_split_ashl): Ditto.
5711 (ix86_expand_vector_init_one_nonzero): Ditto.
5712 (ix86_expand_vector_set): Ditto.
5713 (ix86_expand_reduc_v4sf): Ditto.
5715 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5717 * explow.c (promote_function_mode): Remove assert.
5718 * config/sh/sh.c (sh_promote_function_mode): Declare.
5720 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5722 * config/pa/pa.c (pa_promote_function_mode): Declare.
5723 Change to static. Fix promote_mode call.
5725 * gthr-dce.h (CONST_CAST2): Define if not defined.
5726 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5728 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5730 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5732 * expr.c (store_constructor): Use promote_decl_mode. Remove
5733 now write-only variable unsignedp.
5734 (expand_expr_real_1): Use promote_decl_mode.
5735 * expr.h (promote_function_mode, promote_decl_mode): New.
5736 (promote_mode): Remove last argument.
5737 * function.c (assign_temp): Drop last argument of promote_mode.
5738 (assign_parm_find_data_types): Use promote_function_mode.
5739 (assign_parm_setup_reg): Likewise.
5740 (expand_function_end): Use promote_function_mode.
5741 * calls.c (initialize_argument_information): Use promote_function_mode.
5742 (precompute_arguments): Use promote_mode instead of checking if
5743 only PROMOTE_FUNCTION_MODE is defined.
5744 (expand_call): When making sibcall decisions, use promote_function_mode.
5745 Below, remove an if for targetm.calls.promote_function_return and
5746 and use promote_function_mode.
5747 (emit_library_call_value_1): Use promote_function_mode, fix bug
5748 where promote_mode was passed FOR_CALL == 0 for a return value in an
5750 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5751 * explow.c (promote_function_mode, promote_decl_mode): New.
5752 (promote_mode): Keep only the FOR_CALL == 0 case.
5753 * combine.c (setup_incoming_promotion): Remove test of
5754 promote_function_args. Use promote_function_mode.
5755 * stmt.c (expand_value_return): Use promote_decl_mode.
5756 (expand_decl): Use promote_decl_mode.
5758 * expr.c (store_constructor): Use promote_decl_mode. Remove
5759 now write-only variable unsignedp.
5760 (expand_expr_real_1): Use promote_decl_mode.
5761 * expr.h (promote_function_mode, promote_decl_mode): New.
5762 (promote_mode): Remove last argument.
5763 * function.c (assign_temp): Drop last argument of promote_mode.
5764 (assign_parm_find_data_types): Use promote_function_mode.
5765 (assign_parm_setup_reg): Likewise.
5766 (expand_function_end): Use promote_function_mode.
5767 * calls.c (initialize_argument_information): Use promote_function_mode.
5768 (precompute_arguments): Use promote_mode instead of checking if
5769 only PROMOTE_FUNCTION_MODE is defined.
5770 (expand_call): When making sibcall decisions, use promote_function_mode.
5771 Below, remove an if for targetm.calls.promote_function_return and
5772 and use promote_function_mode.
5773 (emit_library_call_value_1): Use promote_function_mode, fix bug
5774 where promote_mode was passed FOR_CALL == 0 for a return value in an
5776 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5777 * explow.c (promote_function_mode, promote_decl_mode): New.
5778 (promote_mode): Keep only the FOR_CALL == 0 case.
5779 * combine.c (setup_incoming_promotion): Remove test of
5780 promote_function_args. Use promote_function_mode.
5781 * stmt.c (expand_value_return): Use promote_decl_mode.
5782 (expand_decl): Use promote_decl_mode.
5784 * explow.c (promote_function_mode): Just call the target hook.
5785 * targhooks.c (default_promote_function_mode,
5786 default_promote_function_mode_always_promote): New.
5787 * targhooks.h (default_promote_function_mode,
5788 default_promote_function_mode_always_promote): Declare.
5789 * target.h (promote_function_args, promote_function_return): Remove.
5790 (promote_function_mode): New.
5791 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5792 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5793 (TARGET_PROMOTE_FUNCTION_MODE): New.
5794 (TARGET_CALLS): Adjust.
5795 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5796 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5798 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5799 * config/s390/s390.c (s390_promote_function_mode): ... here,
5800 with pointer handling.
5801 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5802 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5804 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5805 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5806 with pointer handling.
5807 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5808 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5810 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5811 * config/sh/sh.c (sh_promote_function_mode): New.
5812 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5813 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5815 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5816 * config/cris/cris.c (cris_promote_function_mode): ... here.
5817 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5818 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5820 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5821 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5822 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5823 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5825 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5826 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5827 complex type handling.
5828 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5829 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5831 * config/pa/pa.c (pa_promote_function_mode): New.
5832 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5833 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5835 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5836 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5837 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5838 * config/xtensa/xtensa.c: Likewise.
5839 * config/stormy16/stormy16.c: Likewise.
5840 * config/iq2000/iq2000.c: Likewise.
5841 * config/rs6000/rs6000.c: Likewise.
5842 * config/picochip/picochip.c: Likewise.
5843 * config/arc/arc.c: Likewise.
5844 * config/mcore/mcore.c: Likewise.
5845 * config/score/score.c: Likewise.
5846 * config/mips/mips.c: Likewise.
5847 * config/bfin/bfin.c: Likewise.
5848 * config/ia64/ia64.c: Likewise (disabled though).
5850 * config/frv/frv.h: Remove pointless remark.
5852 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5853 TARGET_PROMOTE_FUNCTION_ARGS,
5854 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5855 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5857 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5859 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5860 -floop-parallelize-all.
5861 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5862 flag_loop_parallelize_all.
5863 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5864 * graphite.c (graphite_transform_loops): Same.
5866 * graphite-poly.c (apply_poly_transforms): Same.
5868 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5870 PR tree-optimization/40914
5871 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5872 if set, then check the delta field of the PMF record.
5873 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5874 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5875 call is stored in the delta.
5877 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5879 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5881 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5883 * config/i386/bsd.h (ASM_BYTE): New define.
5884 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5885 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5886 .byte. Use fputs or putc instead of fprintf where appropriate.
5887 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5888 fputs or putc instead of fprintf where appropriate.
5889 * config/i386/i386elf.h: Ditto.
5890 * config/i386/sysv4.h: Ditto.
5892 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5893 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5894 (*tls_global_dynamic_64): Ditto.
5896 2009-07-31 Christian Bruel <christian.bruel@st.com>
5898 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5900 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5902 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5903 Remove dead code for MINUS.
5905 2009-07-31 Anthony Green <green@moxielogic.com>
5907 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5909 (moxie_expand_epilogue): Ditto for epilogue.
5910 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5912 (moxie_function_arg): Ditto.
5913 (moxie_pass_by_reference): Ditto.
5914 (moxie_arg_partial_bytes): Ditto.
5915 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5916 (FUNCTION_ARG_ADVANCE) Ditto.
5917 (REG_PARM_STACK_SPACE) Ditto.
5918 (FUNCTION_ARG_REGNO_P) Dito.
5920 * config.gcc: Add moxie linux config support.
5921 * gcc/config/moxie/uclinux.h: New file.
5923 2009-07-31 DJ Delorie <dj@redhat.com>
5925 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5926 (UNSPECV_SP_SWITCH_E): New.
5927 (sp_switch_1): Change to an unspec.
5928 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5930 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5931 reference the new stack's address
5933 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5935 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5936 graphite-clast-to-gimple.o, graphite-dependences.o,
5937 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5938 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5939 (graphite-blocking.o,
5940 graphite-clast-to-gimple.o, graphite-dependences.o,
5941 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5942 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5943 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5944 * cfgloop.h (struct loop): Add can_be_parallel field.
5945 * common.opt (fgraphite-identity): Moved up.
5946 (fgraphite-force-parallel): New flag.
5947 * graphite.c: Rewrite.
5948 * graphite.h: Rewrite.
5949 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5951 * toplev.c (graphite_out_file): New file descriptor.
5952 (graphite_in_file): New.
5953 (process_options): flag_graphite_force_parallel cannot be used without
5955 * tree-ssa-loop.c: Include toplev.h.
5956 (gate_graphite_transforms): Enable flag_graphite for
5957 flag_graphite_force_parallel.
5959 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5961 * ChangeLog.graphite: New.
5962 * graphite-blocking.c: New.
5963 * graphite-clast-to-gimple.c: New.
5964 * graphite-clast-to-gimple.h: New.
5965 * graphite-dependences.c: New.
5966 * graphite-dependences.h: New.
5967 * graphite-interchange.c: New.
5968 * graphite-poly.c: New.
5969 * graphite-poly.h: New.
5970 * graphite-ppl.c: New.
5971 * graphite-ppl.h: New.
5972 * graphite-scop-detection.c: New.
5973 * graphite-scop-detection.h: New.
5974 * graphite-sese-to-poly.c: New.
5975 * graphite-sese-to-poly.h: New.
5979 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5981 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5982 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5984 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5986 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5987 (scev_is_linear_expression): Return false if the evolution is not
5988 affine multivariate.
5990 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5992 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5993 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5995 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5997 * tree-data-ref.c (debug_data_references): New.
5998 (debug_data_reference): New.
5999 * tree-data-ref.h (debug_data_references): Declared.
6000 (debug_data_reference): Declared.
6002 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6004 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6005 * tree-data-ref.h (scop_p): Removed.
6006 (struct data_reference): Remove field scop.
6008 (stmt_simple_memref_p): Removed.
6010 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6012 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6013 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6016 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6018 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6020 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6022 * doc/invoke.texi (-fgraphite-identity): Documented.
6024 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6026 * tree-scalar-evolution.c: Fix comment.
6027 (instantiate_scev_1): Return unknow from scev instantiation if the
6028 result is not above instantiate_below.
6030 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6032 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6033 static anymore. Instantiate the symbols that may have been introduced
6035 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6038 2009-07-30 DJ Delorie <dj@redhat.com>
6040 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6041 .vliw directive to VLIW sections.
6043 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6045 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6047 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6048 (AUTOHEADER): New variable.
6049 ($(srcdir)/cstamp-h.in): Use it.
6051 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6052 Pat Haugen <pthaugen@us.ibm.com>
6053 Revital Eres <ERES@il.ibm.com>
6055 * config/rs6000/vector.md (VEC_F): Add VSX support.
6059 (vector_load_<mode>): Ditto.
6060 (vector_store_<mode>): Ditto.
6061 (vector GPR move split): Ditto.
6062 (vec_reload_and_plus_<mptrsize>): Ditto.
6063 (vec_reload_and_reg_<mptrsize>): Ditto.
6064 (add<mode>3): Ditto.
6065 (sub<mode>3): Ditto.
6066 (mul<mode>3): Ditto.
6067 (neg<mode>2): Ditto.
6068 (abs<mode>2): Ditto.
6069 (smin<mode>3): Ditto.
6070 (smax<mode>3): Ditto.
6071 (vector_eq<mode>): Ditto.
6072 (vector_gt<mode>): Ditto.
6073 (vector_ge<mode>): Ditto.
6074 (vector_gtu<mode>): Ditto.
6075 (vector_select_<mode>_uns): Ditto.
6076 (vector_eq_<mode>_p): Ditto.
6077 (vector_gt_<mode>_p): Ditto.
6078 (vector_ge_<mode>_p): Ditto.
6079 (vector_gtu_<mode>_p): Ditto.
6080 (cr6_test_for_zero): Ditto.
6081 (cr6_test_for_zero_reverse): Ditto.
6082 (cr6_test_for_lt): Ditto.
6083 (cr6_test_for_lt_reverse): Ditto.
6084 (xor<mode>3): Ditto.
6085 (ior<mode>3): Ditto.
6086 (and<mode>3): Ditto.
6087 (one_cmpl<mode>2): Ditto.
6088 (nor<mode>2): Ditto.
6089 (andc<mode>2): Ditto.
6090 (float<VEC_int<mode>2): Ditto.
6091 (unsigned_float<VEC_int><mode>2): Ditto.
6092 (fix_trunc<mode><VEC_int>2): Ditto.
6093 (fixuns_trunc<mode><VEC_int>2): Ditto.
6095 (vec_set<mode>): Ditto.
6096 (vec_extract<mode>): Ditto.
6097 (vec_interleave_highv4sf): Ditto.
6098 (vec_interleave_lowv4sf): Ditto.
6099 (vec_realign_load_<mode>): Ditto.
6100 (vec_shl_<mode>): Ditto.
6101 (vec_shr_<mode>): Ditto.
6102 (div<mode>3): New patterns for VSX.
6103 (vec_interleave_highv2df): Ditto.
6104 (vec_interleave_lowv2df): Ditto.
6105 (vec_pack_trunc_v2df): Ditto.
6106 (vec_pack_sfix_trunc_v2df): Ditto.
6107 (vec_pack_ufix_trunc_v2df): Ditto.
6108 (vec_unpacks_hi_v4sf): Ditto.
6109 (vec_unpacks_lo_v4sf): Ditto.
6110 (vec_unpacks_float_hi_v4si): Ditto.
6111 (vec_unpacks_float_lo_v4si): Ditto.
6112 (vec_unpacku_float_hi_v4si): Ditto.
6113 (vec_unpacku_float_lo_v4si): Ditto.
6114 (movmisalign<mode>): Ditto.
6115 (vector_ceil<mode>2): New patterns for vectorizing math library.
6116 (vector_floor<mode>2): Ditto.
6117 (vector_btrunc<mode>2): Ditto.
6118 (vector_copysign<mode>3): Ditto.
6120 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6121 predicate for setting the high bit in each word, used for copysign.
6123 * config/rs6000/ppc-asm.h (f19): Whitespace.
6124 (f32-f63): Define if VSX.
6125 (v0-v31): Define if Altivec.
6126 (vs0-vs63): Define if VSX.
6128 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6130 * config/rs6000/power7.md: New file, provide tuning parameters for
6133 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6134 (rs6000_cpu_cpp_builtins): Ditto.
6135 (altivec_overloaded_builtins): Ditto.
6136 (altivec_resolve_overloaded_builtin): Ditto.
6138 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6139 debug switch to disable vectorizing simple math builtin
6142 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6143 Vectorize simple math builtin functions.
6144 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6145 hook to vectorize math builtins.
6146 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6147 (rs6000_builtin_conversion): Add VSX/power7 support.
6148 (rs6000_builtin_vec_perm): Ditto.
6149 (vsplits_constant): Add support for loading up a vector constant
6150 with just the high bit set in each part.
6151 (rs6000_expand_vector_init): Add VSX/power7 support.
6152 (rs6000_expand_vector_set): Ditto.
6153 (rs6000_expand_vector_extract): Ditto.
6154 (rs6000_emit_move): Ditto.
6155 (bdesc_3arg): Ditto.
6156 (bdesc_2arg): Ditto.
6157 (bdesc_1arg): Ditto.
6158 (rs6000_expand_ternop_builtin): Ditto.
6159 (altivec_expand_builtin): Ditto.
6160 (rs6000_expand_unop_builtin): Ditto.
6161 (rs6000_init_builtins): Ditto.
6162 (altivec_init_builtins): Ditto.
6163 (builtin_function_type): Ditto.
6164 (rs6000_common_init_builtins): Ditto.
6165 (rs6000_handle_altivec_attribute); Ditto.
6166 (rs6000_mangle_type): Ditto.
6167 (rs6000_vector_mode_supported_p): Ditto.
6168 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6171 * config/rs6000/vsx.md: New file for VSX support.
6173 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6174 identifing values with just the most significant bit set.
6175 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6176 vectorized builtins.
6178 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6179 (UNSPEC_VRFIM): Delete.
6180 (splitter for loading up vector with most significant bit): New
6181 splitter for vectorizing copysign.
6182 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6183 vectorizing simple math functions.
6184 (altivec_vrfip): Add support for vectorizing simple math functions.
6185 (altivec_vrfim): Ditto.
6186 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6188 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6189 (power7.md, vsx.md): Include for power7 support.
6190 (copysigndf3): Use VSX instructions if -mvsx.
6191 (negdf2_fpr): Ditto.
6192 (absdf2_fpr): Ditto.
6193 (nabsdf2_fpr): Ditto.
6194 (adddf3_fpr): Ditto.
6195 (subdf3_fpr): Ditto.
6196 (muldf3_fpr): Ditto.
6197 (divdf3_fpr): Ditto.
6198 (fix_truncdfdi2_fpr): Ditto.
6199 (cmpdf_internal1): Ditto.
6200 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6201 (btruncdf2, btruncdf2_fpr): Ditto.
6202 (ceildf2, ceildf2_fpr): Ditto.
6203 (floordf2, floordf2_fpr): Ditto.
6204 (floatdidf2, floatdidf2_fpr): Ditto.
6205 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6206 (fmsubdf4_fpr): Ditto.
6207 (fnmadddf4_fpr_1): Ditto.
6208 (fnmadddf4_fpr_2): Ditto.
6209 (fnmsubdf4_fpr_1): Ditto.
6210 (fnmsubdf4_fpr_2): Ditto.
6211 (fixuns_truncdfdi2): Add expander for VSX support.
6212 (fix_truncdfdi2): Ditto.
6213 (fix_truncdfsi2): Ditto.
6215 (btruncsf2): Whitespace.
6216 (movdf_hardfloat32): Add support for VSX registers.
6217 (movdf_softfloat32): Ditto.
6218 (movdf_hardfloat64): Ditto.
6219 (movdf_hardfloat64_mfpgpr): Ditto.
6220 (movdf_softfloat64): Ditto.
6221 (movti splitters): Add check for vector registers supporting
6222 TImode in the future.
6223 (bpermd): Add power7 bpermd instruction.
6225 * config/rs6000/altivec.h (vec_div): Define if VSX.
6229 (vec_nearbyint): Ditto.
6232 (all predicates): Use the generic builtin function, and not the V4SF
6233 specific function so that the predicates will work with VSX's V2DF.
6237 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6238 Document new VSX functions and types.
6240 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6243 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6244 "wa", and "j" constraints. Modify "v" to talk about Altivec
6245 instead of just vector.
6247 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6250 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6251 location for phi arguments.
6252 (rewrite_update_phi_arguments): Find locations for reaching defs.
6253 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6254 Add location to add_phi_arg calls.
6255 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6256 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6257 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6258 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6259 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6260 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6261 * tree-phinodes.c (make_phi_node): Initialize location.
6262 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6263 (add_phi_arg): Add location parameter.
6264 (remove_phi_arg_num): Move location when moving phi argument.
6265 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6267 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6268 slpeel_update_phi_nodes_for_guard1,
6269 slpeel_update_phi_nodes_for_guard2,
6270 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6271 vect_loop_versioning): Set locations.
6272 * tree-parloops.c (create_phi_for_local_result,
6273 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6274 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6275 * tree-vect-loop.c (get_initial_def_for_induction,
6276 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6278 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6279 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6280 (gimple_phi_arg_set_location): New. Set locus.
6281 (gimple_phi_arg_has_location): New. Check for locus.
6282 (redirect_edge_var_map_location): New. Return locus from var_map.
6283 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6284 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6285 combining PHI arguments.
6286 (cond_store_replacement): Set location.
6287 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6288 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6289 scop_add_exit_phis_edge): Add locations.
6290 * tree-cfgcleanup.c (remove_forwarder_block,
6291 remove_forwarder_block_with_phi): Add locations.
6292 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6293 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6295 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6296 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6297 flush_pending_stmts): Add source location.
6298 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6299 stack to preserve locations.
6300 * tree-vect-stmts.c (vectorizable_load): Add location.
6301 * tree-inline.c (copy_phis_for_bb): Copy locus.
6302 (setup_one_parameter): Add call locus to inlined parameter stmts.
6303 (initialize_inlined_parameters): Pass in call location as parameter
6305 (tree_function_versioning): Pass location to setup_one_parameter.
6306 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6307 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6308 copy and edge lists.
6309 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6310 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6311 locus parameter and override the stmt default if provided.
6312 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6313 elim_graph_add_edge, elim_graph_remove_succ_edge,
6314 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6315 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6316 eliminate_phi): Add locus info in elimination graph for each edge and
6318 (insert_backedge_copies): Copy locus if present.
6319 * tree-flow.h (struct _edge_var_map): Add locus field.
6320 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6321 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6322 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6324 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6326 2009-07-30 Martin Jambor <mjambor@suse.cz>
6328 PR tree-optimization/40570
6329 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6332 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6334 * ssa-loop-manip.c: Include langhooks.h.
6335 (rewrite_phi_with_iv): New.
6336 (rewrite_all_phi_nodes_with_iv): New.
6337 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6338 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6339 * tree-parloops.c (loop_parallel_p): Move out all conditions
6340 except dependency check.
6341 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6342 (gen_parallel_loop): Call canonicalize_loop_ivs without
6343 reduction_list argument.
6344 (build_new_reduction): New.
6345 (gather_scalar_reductions): New.
6346 (try_get_loop_niter): New.
6347 (try_create_reduction_list): New.
6348 (parallleize_loops): Change the parallel conditions check.
6349 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6350 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6352 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6354 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6356 * doc/options.texi (Option properties): Mention new quoting syntax.
6358 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6360 * config/alpha/alpha.c (alpha_start_function):
6361 Handle VMS_DEBUG_MAIN_POINTER
6362 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6363 * doc/invoke.texi: Document -mdebug-main switch.
6365 2009-07-29 Richard Henderson <rth@redhat.com>
6367 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6368 (cgraph_create_edge_including_clones): Likewise.
6369 * tree-inline.c (copy_bb): Operate on the correct edges
6370 when updating the callgraph.
6372 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6374 * config/alpha/vms-cc.c: Deleted.
6375 * config/alpha/vms-ld.c: Deleted.
6376 * config/alpha/t-vms64: Moved to config/vms
6377 * config/alpha/vms-crt0-64.c: Moved to config/vms
6378 * config/alpha/vms-crt0.c: Moved to config/vms
6379 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6380 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6381 * config/alpha/xm-vms.h: Moved to config/vms
6382 * config/alpha/x-vms: Moved to config/vms
6383 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6385 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6386 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6388 * config/vms/t-vms64: Moved here from config/alpha
6389 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6390 (argc,argv,envp): Enforce 32bit malloc'ing.
6391 * config/vms/vms-psxcrt0-64.c: Likewise.
6392 * config/vms/vms-crt0.c: Moved here from config/alpha.
6393 * config/vms/vms-psxcrt0.c: Likewise.
6394 * config/vms/vms-crtl-64.h: New file.
6395 * config/vms/vms-crtl.h: New file.
6396 * config/vms/vms.opt: New file.
6397 * config/vms/xm-vms64.h: New file.
6398 * config/vms/xm-vms.h: Moved here from config/alpha.
6399 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6401 * config/vms/x-vms: Moved here from config/alpha.
6402 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6403 (vms-ld.o, vms-cc.o): Removed.
6404 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6406 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6408 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6409 correct stack (obvious VMS fix).
6411 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6413 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6414 date, version info if VMS_DEBUGGING_INFO defined.
6415 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6416 size, date calculating code moved here.
6418 2009-07-29 Paul Brook <paul@codesourcery.com>
6420 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6423 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6426 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6427 to DImode when generating insq_le insn.
6429 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6431 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6432 New macro set for VMS_DEBUGGGING_INFO.
6433 (AT_string_form): Use it.
6435 2009-07-28 DJ Delorie <dj@redhat.com>
6437 * config/mep/mep.c (vtext_section): New.
6438 (vftext_section): New.
6439 (ftext_section): New.
6440 (mep_select_section): Add support for functions.
6441 (mep_unique_section): Likewise.
6442 (mep_asm_init_sections): Likewise.
6443 (mep_encode_section_info): Remove it from here.
6445 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6447 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6449 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6450 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6452 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6454 * dwarf2out.c (output_file_names): Test new macro
6455 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6456 (add_comp_dir_attribute): Likewise.
6458 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6460 * config/i386/mingw-w64.h (LINK_SPEC): Add
6461 separating space between commands.
6463 2009-07-28 Jan Hubicka <jh@suse.cz>
6465 PR tree-optimization/40759
6466 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6469 2009-07-27 DJ Delorie <dj@redhat.com>
6471 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6472 types are dword-aligned.
6473 (mep_expand_va_start): Likewise.
6475 2009-07-27 Olivier Hainque <hainque@adacore.com>
6476 Douglas B Rupp <rupp@gnat.com>
6478 * convert.c (convert_to_pointer): Don't assume the target
6479 pointer type is POINTER_SIZE long. Fetch its precision instead.
6481 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6483 * system.h (fopen): Undefine if macro.
6485 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6487 * dwarf2out.c (output_cfi_p): Removed.
6488 (output_cfis): New function.
6489 (output_fde): New function, split from output_call_frame_info.
6490 (output_call_frame_info): Use it.
6491 (dwarf2out_switch_text_section): Use output_cfis.
6493 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6495 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6496 TARGET_BI_ARCH is specified without enabling SJLJ.
6497 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6498 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6500 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6502 * arm.md (negdi2): Use DImode if forcing a value into a register.
6504 2009-07-26 Ira Rosen <irar@il.ibm.com>
6506 PR tree-optimization/40801
6507 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6508 of vector operand from the previous copy of vector statement.
6509 Pass the correct definition type value to
6510 vect_get_vec_def_for_stmt_copy().
6512 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6514 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6515 const char ** conversion.
6517 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6519 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6520 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6521 (gcc_unreachable): Invoke __builtin_unreachable() if
6522 !ENABLE_ASSERT_CHECKING.
6524 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6526 PR rtl-optimization/40445
6527 * emit-rtl.c (next_nonnote_insn_bb): New function.
6528 * rtl.h (next_nonnote_insn_bb): Declare new function.
6529 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6530 with no successors that is the successor of the ENTRY_BLOCK.
6531 Continue from the top after removing an empty fallthrough block.
6532 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6533 of next_nonnote_insn.
6535 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6537 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6539 2009-07-25 Martin Jambor <mjambor@suse.cz>
6541 * c-common.c (c_common_attribute_table): New element for noclone.
6542 (handle_noclone_attribute): New function. Forward-declare.
6543 * tree-inline.c (tree_versionable_function_p): Check for noclone
6545 * doc/extend.texi (Labels as Values): Document need for noclone.
6546 (Function Attributes): Document noclone attribute.
6548 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6550 PR rtl-optimization/34999
6551 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6552 and dw_fde_switched_cold_to_hot fields.
6553 (output_cfi_p): New function.
6554 (output_call_frame_info): If fde->dw_fde_switched_sections,
6555 output 2 FDEs instead of one with corrupted header.
6556 (dwarf2out_do_cfi_startproc): New function.
6557 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6558 and fde->dw_fde_switched_cold_to_hot.
6559 (dwarf2out_switch_text_section): Compute
6560 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6561 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6562 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6563 Otherwise, compute fde->dw_fde_switch_cfi.
6565 2009-07-24 Cary Coutant <ccoutant@google.com>
6567 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6569 2009-07-24 Cary Coutant <ccoutant@google.com>
6571 * cfghooks.c (split_block): Copy discriminator to new block.
6572 * tree-cfg.c (assign_discriminator): Check location of last
6573 instruction in block as well as first.
6575 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6577 * config/i386/linux.c: Use fputs or putc instead of fprintf
6579 * config/i386/gas.h: Ditto.
6580 * config/i386/x86-64.h: Ditto.
6581 * config/i386/att.h: Ditto.
6583 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6585 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6588 2009-07-24 Martin Jambor <mjambor@suse.cz>
6590 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6591 (ipa_push_func_to_list_1): Declare.
6592 (ipa_push_func_to_list): New function.
6594 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6595 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6596 (ipa_push_func_to_list): Removed.
6597 (ipa_pop_func_from_list): Clear node_enqueued flag.
6599 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6601 * config/s390/s390.c (override_options): Default
6602 max-unrolled-insns to 100 for z10 tuning.
6604 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6606 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6607 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6608 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6609 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6610 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6611 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6612 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6614 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6616 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6617 use default set in mingw32.h header.
6618 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6619 64-bit /mingw/include path.
6620 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6623 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6625 PR rtl-optimization/40209
6626 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6628 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6630 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6631 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6632 with the rest of string where appropriate. Use fputs or putc
6633 instead of fprintf where appropriate.
6635 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6636 Pat Haugen <pthaugen@us.ibm.com>
6637 Revital Eres <ERES@il.ibm.com>
6639 * config/rs6000/vector.md: New file. Move most of the vector
6640 expander support here from altivec.md to allow for the VSX vector
6641 unit in the future. Add support for secondary_reload patterns.
6642 Rewrite the patterns for vector comparison, and vector comparison
6643 predicate instructions so that the RTL expresses the desired
6644 behavior, instead of using unspec.
6646 * config/rs6000/constraints.md ("f" constraint): Use
6647 rs6000_constraints to hold the precalculated register class.
6648 ("d" constraint): Ditto.
6649 ("wd" constraint): New constraint for VSX.
6650 ("wf" constraint): Ditto.
6651 ("ws" constraint): Ditto.
6652 ("wa" constraint): Ditto.
6653 ("wZ" constraint): Ditto.
6654 ("j" constraint): Ditto.
6656 * config/rs6000/predicates.md (vsx_register_operand): New
6658 (vfloat_operand): New predicate for vector.md.
6659 (vint_operand): Ditto.
6660 (vlogical_operand): Ditto.
6661 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6662 (easy_vector_constant): Add VSX support.
6663 (altivec_indexed_or_indirect_operand): New predicate for
6664 recognizing Altivec style memory references with AND -16.
6666 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6667 for vector secondary reload support.
6668 (rs6000_vector_reg_class): Delete, replacing it with
6670 (rs6000_vsx_reg_class): Ditto.
6671 (rs6000_constraints): New array to hold the register classes of
6672 each of the register constraints that can vary at runtime.
6673 (builtin_mode_to_type): New static array for builtin function type
6675 (builtin_hash_table): New static hash table for builtin function
6677 (TARGET_SECONDARY_RELOAD): Define target hook.
6678 (TARGET_IRA_COVER_CLASSES): Ditto.
6679 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6680 registers are 128 bits if VSX memory reference instructions are used.
6681 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6683 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6684 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6685 Print several of the scheduling related parameters.
6686 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6687 rs6000_constraints instead of rs6000_vector_reg_class. Move
6688 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6689 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6690 Altivec. Add VSX support. Setup for secondary reload support on
6691 Altivec/VSX registers.
6692 (rs6000_override_options): Make power7 set the scheduling groups
6693 like the power5. Add support for new debug switches to override
6694 the scheduling defaults. Temporarily disable -mcpu=power7 from
6695 setting -mvsx. Add support for debug switches -malways-hint,
6696 -msched-groups, and -malign-branch-targets.
6697 (rs6000_buitlin_conversion): Add support for returning unsigned
6698 vector conversion functions to fix regressions due to stricter
6700 (rs6000_builtin_mul_widen_even): Ditto.
6701 (rs6000_builtin_mul_widen_odd): Ditto.
6702 (rs6000_builtin_vec_perm): Ditto.
6703 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6704 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6706 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6708 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6709 VSX types for bit operations. Changes to accomidate vector.md.
6710 (bdesc_2arg): Ditto.
6711 (bdesc_1arg): Ditto.
6712 (struct builtin_description_predicates): Rewrite predicate
6713 handling so that RTL describes the operation, instead of passing
6714 the instruction to be used as a string argument.
6715 (bdesc_altivec_preds): Ditto.
6716 (altivec_expand_predicate_builtin): Ditto.
6717 (altivec_expand_builtin): Ditto.
6718 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6719 statement for vsldoi support.
6720 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6721 (altivec_expand_st_builtin): Ditto.
6722 (paired_expand_builtin): Whitespace changes.
6723 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6724 builtin_mode_to_type table for secondary reload. Call
6725 builtin_function_type to build random builtin functions.
6726 (altivec_init_builtins): Change to use builtin_function_type to
6727 create builtin function types dynamically as we need them.
6728 (builtin_hash_function): New support for hashing the tree types
6729 for builtin function as we need it, rather than trying to build
6730 all of the trees that we need. Add initial preliminary VSX support.
6731 (builtin_function_type): Ditto.
6732 (builtin_function_eq): Ditto.
6733 (builtin_hash_struct): Ditto.
6734 (rs6000_init_builtins): Ditto.
6735 (rs6000_common_init_builtins): Ditto.
6736 (altivec_init_builtins): Ditto.
6737 (rs6000_common_init_builtins): Ditto.
6738 (enum reload_reg_type): New enum for simplifing reg classes.
6739 (rs6000_reload_register_type): Simplify register classes into GPR,
6740 Vector, and other registers. Altivec and VSX addresses in reload.
6741 (rs6000_secondary_reload_inner): Ditto.
6742 (rs6000_ira_cover_classes): New target hook, that returns the
6743 appropriate cover classes, based on -mvsx being used or not.
6744 (rs6000_secondary_reload_class): Add VSX support.
6745 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6746 (get_vsel_insn): Ditto.
6747 (rs6000_emit_vector_compare): Rewrite vector conditional support
6748 so that where we can, we use RTL operators, instead of blindly use
6750 (rs6000_emit_vector_select): Ditto.
6751 (rs6000_emit_vector_cond_expr): Ditto.
6752 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6753 (create_TOC_reference): Add -mdebug=addr support.
6754 (emit_frame_save): VSX loads/stores need register indexed addressing.
6756 * config/rs6000/rs6000.md: Include vector.md.
6758 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6760 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6761 support for V2DI, V2DF in logical, permute, select operations.
6763 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6764 switch for vsx/power7.
6765 (-mvsx-scalar-memory): Ditto.
6766 (-mvsx-align-128): Ditto.
6767 (-mallow-movmisalign): Ditto.
6768 (-mallow-df-permute): Ditto.
6769 (-msched-groups): Ditto.
6770 (-malways-hint): Ditto.
6771 (-malign-branch-targets): Ditto.
6773 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6775 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6776 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6777 (rs6000_vector_reg_class): Delete.
6778 (rs6000_vsx_reg_class): Ditto.
6779 (enum rs6000_reg_class_enum): New enum for the constraints that
6780 vary based on target switches.
6781 (rs6000_constraints): New array to hold the register class for all
6782 of the register constraints that vary based on the switches used.
6783 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6784 (enum rs6000_builtins): Add unsigned varients for the builtin
6785 declarations returned by target hooks for expanding multiplies,
6786 select, and permute operations. Add VSX builtins.
6787 (enum rs6000_builtin_type_index): Add entries for VSX.
6788 (V2DI_type_node): Ditto.
6789 (V2DF_type_node): Ditto.
6790 (unsigned_V2DI_type_node): Ditto.
6791 (bool_long_type_node): Ditto.
6792 (intDI_type_internal_node): Ditto.
6793 (uintDI_type_internal_node): Ditto.
6794 (double_type_internal_node): Ditto.
6796 * config/rs6000/altivec.md (whole file): Move all expanders to
6797 vector.md from altivec.md. Rename insn matching functions to be
6799 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6800 (altivec_vcmp*): Ditto.
6801 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6802 (VM): New iterator for moves that includes the VSX types.
6803 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6804 (altivec_vperm_<mode>_uns): New, for unsigned types.
6805 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6806 (altivec_eq<mode>): Ditto.
6807 (altivec_gt<mode>): Ditto.
6808 (altivec_gtu<mode>): Ditto.
6809 (altivec_eqv4sf): Ditto.
6810 (altivec_gev4sf): Ditto.
6811 (altivec_gtv4sf): Ditto.
6812 (altivec_vcmpbfp_p): Ditto.
6814 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6816 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6819 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6822 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6823 ASM_SHORT instead of .word.
6824 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6825 instead of .word in asm template.
6827 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6830 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6831 (process_bb_node_lives): Use it.
6833 * ira.c (setup_cover_and_important_classes): Don't setup
6834 ira_important_class_nums. Add cover classes to the end of
6836 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6838 (find_reg_class_closure): Use reorder_important_classes.
6840 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6842 * config/i386/i386.c (i386_ira_cover_classes): New function.
6843 (TARGET_IRA_COVER_CLASSES): Redefine.
6845 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6846 importance of order of cover classes in the array.
6848 2009-07-22 Diego Novillo <dnovillo@google.com>
6850 * tree-pass.h (TDF_EH): Define.
6851 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6852 contains TDF_EH, print the EH region number holding GS.
6853 * tree-dump.c (dump_options): Add "eh".
6854 * doc/invoke.texi: Document it.
6856 2009-07-22 Doug Kwan <dougkwan@google.com>
6858 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6860 2009-07-22 Michael Matz <matz@suse.de>
6862 PR tree-optimization/35229
6863 PR tree-optimization/39300
6865 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6866 (inhibit_phi_insertion): New function.
6867 (insert_into_preds_of_block): Call it for REFERENCEs.
6868 (init_pre): Initialize and finalize scalar evolutions.
6869 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6871 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6873 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6874 Use CONST_VECTOR_NUNITS to determine number of elements.
6876 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6878 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6879 (U, W): Constraints are now deprecated and will be removed if we
6881 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6883 ("prefetch"): Add the stcmh instruction for prefetching.
6884 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6886 (s390_short_displacement): Return always true if compiling for
6887 machines not providing the long displacement facility.
6888 (s390_mem_constraint): Support the new constraint letter Z.
6889 (s390_check_qrst_address): New function.
6891 2009-07-21 DJ Delorie <dj@redhat.com>
6893 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6896 2009-07-21 Jason Merrill <jason@redhat.com>
6898 * c-common.c (max_tinst_depth): Increase default to 1024.
6900 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6902 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6903 (vec_unpacku_float_lo_v4si): Ditto.
6905 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6908 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6909 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6910 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6911 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6913 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6915 PR tree-optimization/40813
6916 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6919 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6921 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6922 with a NOP_EXPR if needed.
6924 2009-07-21 Paul Brook <paul@codesourcery.com>
6926 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6927 Terminate debug dump with newline.
6929 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6931 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6932 Cast "1" to unsigned HOST_WIDE_INT.
6933 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6934 deposit length to the maximum length - lsb. Extend length if
6935 HOST_BITS_PER_WIDE_INT is 32.
6937 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6939 * cgraph.h (constant_pool_htab): New function.
6940 (constant_descriptor_tree): Move from varasm.c.
6941 * varasm.c (constant_pool_htab): New function.
6942 (constant_descriptor_tree): Move to cgraph.h.
6944 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6946 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6948 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6950 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6953 2009-07-20 Xinliang David Li <davidxl@google.com>
6955 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6957 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6959 * config/mips/mips.md (move_type): Add arith.
6960 (type): Handle arith.
6961 (zero_extendsidi2): Rename this into ...
6962 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6963 (zero_extendsidi2): New expander.
6964 (*zero_extendsidi2_dext): New pattern.
6966 2009-07-20 Nick Clifton <nickc@redhat.com>
6968 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6969 to set MIPS_ABI_DEFAULT.
6970 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6972 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6974 * tree-object-size.c (addr_object_size): Handle unions with
6975 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6977 PR tree-optimization/40792
6978 * tree.c (build_function_type_skip_args): Remove bogus assert.
6980 2009-07-20 Jan Hubicka <jh@suse.cz>
6981 Martin Jambor <mjambor@suse.cz>
6983 * cgraph.h (combined_args_to_skip): New field.
6984 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6985 combined_args_to_skip and args_to_skip.
6986 * tree-inline.c (update_clone_info): New function.
6987 (tree_function_versioning): Call update_clone_info.
6988 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6990 (cgraph_materialize_all_clones): More extensive dumping, working
6991 with combined_args_to_skip rather than args_to_skip.
6993 2009-07-20 Ira Rosen <irar@il.ibm.com>
6995 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6996 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6997 (get_initial_def_for_reduction): Likewise.
6998 (vectorizable_reduction): Skip the check of first operand in case
6999 of COND_EXPR. Add check that it is outer loop vectorization if
7000 nested cycle was detected. Call vectorizable_condition() for
7001 COND_EXPR. If reduction epilogue cannot be created do not fail for
7002 nested cycles (if it is not double reduction). Assert that there
7003 is only one type in the loop in case of COND_EXPR. Call
7004 vectorizable_condition() to vectorize COND_EXPR.
7005 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7006 Add parameters. Allow nested cycles if called from
7007 vectorizable_reduction(). Use reduction vector variable if provided.
7008 (vect_analyze_stmt): Call vectorizable_reduction() before
7009 vectorizable_condition().
7010 (vect_transform_stmt): Update call to vectorizable_condition().
7012 2009-07-20 Christian Bruel <christian.bruel@st.com>
7014 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7015 * doc/invoke.texi (-mfmovd): Likewise.
7016 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7018 2009-07-20 Jan Hubicka <jh@suse.cz>
7020 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7021 when handling SSA name.
7023 2009-07-19 Jan Hubicka <jh@suse.cz>
7025 PR tree-optimization/40676
7026 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7027 virtual PHIs in empty BBs.
7029 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7031 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7032 re-expanded the compound use gen_lowpart instead to convert to the
7035 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7037 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7038 OUTER_CONST arguments.
7039 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7040 the new wider mode will be masked off.
7041 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7043 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7045 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7046 high-order bits are zero.
7048 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7050 * combine.c (simplify_shift_const_1): Split code to determine
7052 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7053 new bits shifted in are identical to the old sign bit.
7055 2009-07-18 Richard Guenther <rguenther@suse.de>
7058 * gimplify.c (gimplify_call_expr): Reject code using results from
7059 functions returning void.
7061 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7063 * doc/md.texi: Document the new PowerPC "es" constraint.
7064 Document that "m" can include automodified addresses on this target,
7065 and explain how %U must be used. Extend the "Q" and "Z" documentation
7066 to suggest "es" as well as "m".
7067 * config/rs6000/constraints.md (es): New memory constraint.
7068 (Q, Z): Update strings to match new documentation.
7070 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7072 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7073 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7074 * config/rs6000/predicates.md (volatile_mem_operand): Use
7075 offsettable_nonstrict_memref_p.
7076 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7077 (*floatunssidf2_internal): Likewise.
7078 (*fix_truncdfsi2_internal): Likewise.
7079 (*fix_trunctfsi2_internal): Likewise.
7081 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7083 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7085 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7087 2009-07-17 Richard Guenther <rguenther@suse.de>
7090 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7091 (pass_warn_unused_result): Likewise.
7092 (TODO_set_props): Remove.
7093 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7095 (pass_diagnose_omp_blocks): Define.
7096 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7097 (c_gimple_diagnostics_recursively): Remove.
7098 (finish_function): Do not call it.
7099 (c_write_global_declarations): Continue after errors.
7100 Finalize the CU here.
7101 * c-gimplify.c (c_genericize): Do not gimplify here.
7102 * c-common.c (c_warn_unused_result): Move ...
7103 * tree-cfg.c (do_warn_unused_result): ... here.
7104 (run_warn_unused_result): New function.
7105 (gate_warn_unused_result): New function.
7106 (pass_warn_unused_result): New pass.
7107 * c-common.h (c_warn_unused_result): Remove.
7108 * flags.h (flag_warn_unused_result): Declare.
7109 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7110 * opts.c (flag_warn_unused_result): Initialize to false.
7111 * toplev.c (compile_file): Add comment.
7112 * omp-low.c (create_omp_child_function): Do not register
7113 the function with the frontend.
7114 (diagnose_omp_structured_block_errors): Prepare to be
7115 called as optimization pass.
7116 (gate_diagnose_omp_blocks): New function.
7117 (pass_diagnose_omp_blocks): New pass.
7118 * cgraph.h (cgraph_optimize): Remove.
7119 (cgraph_analyze_function): Likewise.
7120 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7121 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7122 before their parents here.
7123 (cgraph_finalize_function): Not here.
7124 (cgraph_analyze_function): Gimplify functions here.
7125 (cgraph_finalize_compilation_unit): Continue after errors.
7126 Optimize the callgraph from here.
7127 (cgraph_optimize): Make static.
7128 * langhooks.c (write_global_declarations): Finalize the CU.
7129 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7130 (gimplify_function_tree): Assert we gimplify only once.
7131 Set PROP_gimple_any property.
7132 * tree-nested.c (gimplify_all_functions): New function.
7133 (lower_nested_functions): Gimplify all nested functions.
7134 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7135 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7136 and pass_diagnose_omp_blocks after gimplification. Do not
7137 set TODO_set_props on all_lowering_passes.
7138 (execute_one_pass): Do not handle TODO_set_props.
7139 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7140 (gimplify.o): Add tree-pass.h dependency.
7141 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7142 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7143 (unsave_r): Likewise.
7144 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7147 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7149 * doc/service.texi (Service): Restore previously removed link,
7150 which isn't broken after all.
7152 2009-07-17 Richard Guenther <rguenther@suse.de>
7154 PR tree-optimization/40321
7155 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7156 PHI nodes to the maximal set.
7157 (make_values_for_phi): Add PHI arguments to the maximal set.
7158 (execute_pre): Dump PHI_GEN and the maximal set.
7160 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7163 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7166 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7168 * doc/extend.texi (Nested Functions): Replace broken link with
7170 * doc/service.texi (Service): Remove broken link.
7172 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7175 * builtins.c (expand_builtin_memcmp): Use loc instead of
7176 EXPR_LOCATION (exp).
7177 (expand_builtin_strncmp): Likewise.
7179 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7180 Manuel López-Ibáñez <manu@gcc.gnu.org>
7183 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7184 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7185 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7186 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7187 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7188 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7189 tree-inline.c, c-common.c, c-common.h, gimple.c,
7190 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7191 convert.c: Add location argument to fold_{unary,binary,ternary},
7192 fold_build[123], build_call_expr, build_size_arg,
7193 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7194 fold_build1_initializer, fold_build2_initializer,
7195 fold_build3_initializer, fold_build_call_array,
7196 fold_build_call_array_initializer, fold_single_bit_test,
7197 omit_one_operand, omit_two_operands, invert_truthvalue,
7198 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7199 combine_comparisons, fold_builtin_*, fold_call_expr,
7200 build_range_check, maybe_fold_offset_to_address, round_up,
7203 2009-07-16 Jason Merrill <jason@redhat.com>
7206 * c-common.c (c_common_reswords): Add __is_standard_layout
7208 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7209 * doc/implement-cxx.texi: New.
7210 * doc/gcc.texi: Include it.
7212 2009-07-16 DJ Delorie <dj@redhat.com>
7214 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7215 compares that may be indirectly affected by previous instructions.
7217 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7219 * builtins.c (do_mpc_arg2): New.
7220 (fold_builtin_2): Fold builtin cpow.
7221 * real.h (HAVE_mpc_pow): New.
7223 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7225 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7226 comparison to skip unprofitable schedule
7228 2009-07-16 Simon Baldwin <simonb@google.com>
7230 * gcc.c (option_map): New flag -no-canonical-prefixes.
7231 * (display_help): Print help text for new flag.
7232 * (process_command): Move options translation and language specifics
7233 and handle new flag early. Use it to set a function pointer to a
7234 prefix builder. Replace make_relative_prefix calls with calls to
7235 the function pointed to. Ignore new flag in regular options handling.
7236 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7238 2009-07-15 DJ Delorie <dj@redhat.com>
7240 * config/mep/mep.md (sibcall_internal): Change register to avoid
7242 (sibcall_value_internal): Likewise.
7244 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7246 PR rtl-optimization/40710
7247 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7249 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7251 * config/mips/mips.md (*extenddi_truncate<mode>,
7252 *extendsi_truncate<mode>): Change type attribute to move_type
7253 with shift_shift. Split out code handling exts from here ...
7254 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7256 (*extendhi_truncateqi): Change type attribute to move_type with
7257 shift_shift. Split out code handling exts from here ...
7258 (*extendhi_truncateqi_exts): ... to this new pattern.
7260 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7262 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7263 instead of "and" with inverted sign bit mask value. Use
7264 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7265 Allocate registers only for operand 4 and operand 5.
7267 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7270 * fold-const.c (fold_cond_expr_with_comparison): When folding
7271 < and <= to MIN, make sure the MIN uses the same type as the
7272 comparison's operands.
7274 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7276 * arm.md (ior_xor): New code iterator.
7277 (split for ior/xor with shift and zero-extend): New split pattern.
7278 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7280 2009-07-15 Richard Guenther <rguenther@suse.de>
7282 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7285 2009-07-15 Richard Guenther <rguenther@suse.de>
7288 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7290 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7292 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7293 handle 2.6.30 kernel.
7295 2009-07-15 DJ Delorie <dj@redhat.com>
7297 * config/mep/mep.md (sibcall_internal): Change register to allow
7298 for 24-bit addresses.
7299 (sibcall_value_internal): Likewise.
7301 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7303 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7304 that are enabled/disabled by the flags introduced by a previous patch.
7306 2009-07-14 DJ Delorie <dj@redhat.com>
7308 * config/mep/mep.md (sibcall_internal): Include non-toggling
7310 (sibcall_value_internal): Likewise.
7312 2009-07-14 Taras Glek <tglek@mozilla.com>
7313 Rafael Espindola <espindola@google.com>
7315 * doc/sourcebuild.texi: Document install-plugin target.
7316 * configure.ac: Added install-plugin target to language makefiles.
7317 * configure: Regenerate.
7318 * Makefile.in: (install-plugin): Install more headers,
7319 depend on lang.install-plugin.
7321 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7323 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7326 2009-07-14 DJ Delorie <dj@redhat.com>
7328 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7329 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7330 * config/mep/mep.md (sibcall_internal): Change test from
7331 mep_vliw_mode_match to mep_vliw_jmp_match.
7332 (sibcall_value_internal): Likewise.
7334 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7336 * config/i386/sse.md (copysign<mode>3): New expander.
7337 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7338 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7339 Use ix86_build_const_vector.
7340 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7341 IX86_BUILTIN_CPYSGNPD.
7342 (builtin_description): Add __builtin_ia32_copysignps and
7343 __builtin_ia32_copysignpd.
7344 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7345 and BUILT_IN_COPYSIGNF.
7347 2009-07-13 Jason Merrill <jason@redhat.com>
7349 * builtins.c (can_trust_pointer_alignment): New fn.
7350 (get_pointer_alignment): Factor it out from here.
7351 * tree.h: Declare it.
7353 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7355 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7358 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7362 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7364 2009-07-14 Richard Guenther <rguenther@suse.de>
7365 Andrey Belevantsev <abel@ispras.ru>
7368 * cfgexpand.c (partition_stack_vars): Do not bother to update
7369 alias information when not optimizing.
7371 2009-07-14 Richard Guenther <rguenther@suse.de>
7372 Andrey Belevantsev <abel@ispras.ru>
7374 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7375 (pt_solution_set): Likewise.
7376 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7377 * tree-ssa-structalias.c (pt_solution_set): New function.
7378 * final.c (rest_of_clean_state): Free SSA data structures.
7379 * print-rtl.c (print_decl_name): Remove.
7380 (print_mem_expr): Implement in terms of print_generic_expr.
7381 * alias.c (ao_ref_from_mem): New function.
7382 (rtx_refs_may_alias_p): Likewise.
7383 (true_dependence): Query alias-export info.
7384 (canon_true_dependence): Likewise.
7385 (write_dependence_p): Likewise.
7386 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7388 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7389 (mem_expr_equal_p): Use operand_equal_p.
7390 (set_mem_attributes_minus_bitpos): Do not use
7391 component_ref_for_mem_expr.
7392 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7393 (update_alias_info_with_stack_vars): Likewise.
7394 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7395 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7396 explicitly nor clear stmt operands.
7397 Free the decl-to-pointer map.
7398 * tree-optimize.c (execute_free_datastructures): Do not free
7399 SSA data structures here.
7400 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7401 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7402 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7404 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7406 2009-07-13 DJ Delorie <dj@redhat.com>
7408 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7409 unrolling at the right iteration count.
7411 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7414 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7416 * haifa-sched.c (rank_for_schedule): Introduced flags to
7417 enable/disable individual scheduling heuristics.
7418 * common.opt: Introduced flags to enable/disable individual
7419 heuristics in the scheduler.
7420 * doc/invoke.texi: Introduced flags to enable/disable individual
7421 heuristics in the scheduler.
7423 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7425 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7426 config/i386/mingw-tls.c.
7427 * config/i386/mingw-tls.c: Removed.
7429 2009-07-13 Ira Rosen <irar@il.ibm.com>
7431 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7432 checks access only relevant statements.
7433 (vectorizable_reduction): Likewise.
7435 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7437 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7438 just for 32-bit case.
7440 2009-07-12 Jan Hubicka <jh@suse.cz>
7442 PR tree-optimization/40585
7443 * except.c (expand_resx_expr): When there already is resume
7444 instruction, produce linked list.
7445 (build_post_landing_pads): Assert that resume is empty.
7446 (connect_post_landing_pads): Handle resume lists.
7447 (dump_eh_tree): Dump resume list.
7449 2009-07-12 Ira Rosen <irar@il.ibm.com>
7451 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7452 with additional argument.
7453 * tree-vectorizer.h (enum vect_def_type): Add
7454 vect_double_reduction_def.
7455 (vect_is_simple_reduction): Add argument.
7456 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7458 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7459 vect_is_simple_reduction with additional argument.
7460 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7462 (reduction_code_for_scalar_code): Handle additional codes by
7463 returning ERROR_MARK for them. Fix comment and indentation.
7464 (vect_is_simple_reduction): Fix comment, add argument to specify
7465 double reduction. Detect double reduction.
7466 (get_initial_def_for_induction): Fix indentation.
7467 (get_initial_def_for_reduction): Fix comment and indentation.
7468 Handle double reduction. Create initial definitions that do not
7469 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7470 (vect_create_epilog_for_reduction): Fix comment, add argument to
7471 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7472 epilogue result extraction. Create double reduction phi node and
7473 replace relevant uses.
7474 (vectorizable_reduction): Call vect_is_simple_reduction with
7475 additional argument. Fix indentation. Update epilogue code treatment
7476 according to the changes in reduction_code_for_scalar_code. Check
7477 for double reduction. Call vect_create_epilog_for_reduction with
7478 additional argument.
7479 * tree-vect-stmts.c (process_use): Handle double reduction, update
7481 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7482 (vect_get_vec_def_for_operand): Likewise.
7484 2009-07-12 Danny Smith <dansmister@gmail.com>
7486 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7487 dllexport if !TREE_PUBLIC.
7488 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7490 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7492 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7493 (avr_extra_arch_macro) Remove declatation.
7494 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7495 (avr_extra_arch_macro) Declare as static.
7496 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7498 2009-07-11 Jan Hubicka <jh@suse.cz>
7501 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7503 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7506 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7507 cold_in_std_section bits.
7508 (dwarf2out_begin_prologue): Initialize them.
7509 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7510 if already covered by text_section or cold_text_section range.
7512 PR rtl-optimization/40667
7513 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7514 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7515 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7516 * config/i386/i386.c (ix86_minimum_alignment): New function.
7517 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7518 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7519 * emit-rtl.c (gen_reg_rtx): Likewise.
7520 * function.c (assign_parms): Likewise. If nominal_type needs
7521 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7522 rather than passed_type's alignment.
7525 * function.c (assign_parm_setup_stack): Adjust
7526 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7527 from nominal_mode on big endian.
7529 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7531 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7533 2009-07-10 DJ Delorie <dj@redhat.com>
7535 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7537 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7539 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7541 (thumb2_cbnz): Likewise.
7543 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7546 * config.gcc (supported_defaults): Add synci.
7547 (with_synci): Add validation.
7548 (all_defaults): Add synci.
7549 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7552 * config/mips/mips.opt (msynci): New option.
7553 * config/mips/mips.c (mips_override_options): Warn on use of
7554 -msynci for targets that do now support it.
7555 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7557 * gcc/doc/invoke.texi (-msynci): Document the new option.
7558 * doc/install.texi (--with-synci): Document the new option.
7560 2009-07-10 Richard Guenther <rguenther@suse.de>
7562 PR tree-optimization/40496
7563 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7564 the PHI result with a compatible type.
7566 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7570 * c.opt (Wunused-result): New.
7571 * doc/invoke.texi: Document it.
7572 * c-common.c (c_warn_unused_result): Use it.
7574 2009-07-09 DJ Delorie <dj@redhat.com>
7576 * targhooks.c (default_target_can_inline_p): Rename from
7577 default_target_option_can_inline_p.
7578 * targhooks.h (default_target_can_inline_p): Likewise.
7579 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7580 TARGET_OPTION_CAN_INLINE_P.
7581 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7582 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7583 (mep_target_can_inline_p): Rename from
7584 mep_target_option_can_inline_p.
7587 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7588 registers used to pass vectors.
7590 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7592 2009-07-09 Tom Tromey <tromey@redhat.com>
7594 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7595 * config/mmix/mmix.c: Include dwarf2.h.
7596 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7597 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7598 * config/sh/sh.c: Include dwarf2.h.
7599 * config/i386/i386.c: Include dwarf2.h.
7600 * Makefile.in (DWARF2_H): Remove 'elf'.
7601 * except.c: Include dwarf2.h.
7602 * unwind-dw2.c: Include dwarf2.h.
7603 * dwarf2out.c: Include dwarf2.h.
7604 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7605 * unwind-dw2-fde.c: Include dwarf2.h.
7606 * dwarf2asm.c: Include dwarf2.h.
7608 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7610 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7611 (max_issue): Use it.
7612 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7614 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7615 (region_sched_info): Update.
7616 * sched-ebb.c (ebb_sched_info): Update.
7617 * modulo-sched.c (sms_sched_info): Update.
7618 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7620 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7622 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7624 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7626 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7628 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7631 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7632 arg1 with arg01 if arg1 is already INTEGER_CST.
7634 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7636 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7637 Transform (and (truncate)) into (truncate (and)).
7639 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7641 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7642 creating LHS paradoxical subregs. Fix surrounding returns to
7643 use NULL_RTX rather than 0.
7645 2009-07-08 DJ Delorie <dj@redhat.com>
7647 * config/mep/mep.c: (mep_option_can_inline_p): New.
7648 (TARGET_OPTION_CAN_INLINE_P): Define.
7650 2009-07-08 Mark Wielaard <mjw@redhat.com>
7653 * dwarf2out.c (add_data_member_location_attribute): When we have
7654 only a constant offset don't emit a new location description using
7655 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7658 2009-07-08 Richard Henderson <rth@redhat.com>
7661 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7662 (enum reg_class): Add CLOBBERED_REGS.
7663 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7664 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7665 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7666 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7667 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7668 force 64-bit sibcalls into R11.
7669 * config/i386/constraints.md (U): New constraint.
7670 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7671 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7672 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7674 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7676 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7678 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7679 * ebitmap.h (dump_ebitmap): Ditto.
7680 * optabs.h (optab_libfunc): Ditto.
7681 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7682 * tree-flow.h (vect_can_force_dr_alignment_p,
7683 get_vectype_for_scalar_type): Ditto.
7684 (vectorize_loops): Move prototype to ...
7685 * tree-vectorizer.h: ... here. Also, adjust comment.
7686 (vect_set_verbosity_level): Remove duplicate prototype.
7687 * tree-ssa-loop.c: Include tree-vectorizer.h.
7688 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7690 2009-07-08 Nick Clifton <nickc@redhat.com>
7692 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7695 2009-07-08 DJ Delorie <dj@redhat.com>
7697 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7698 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7699 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7701 * config/mep/intrinsics.md: Regenerated.
7702 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7703 registers when asm() or calls are detected.
7705 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7708 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7710 * gimple (gimple_build_call_from_tree): Likewise.
7711 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7712 no_warning flag before warning.
7714 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7716 * tree.c (set_expr_locus): Remove.
7717 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7718 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7720 * gimplify.c (internal_get_tmp_var): Likewise.
7721 (gimplify_call_expr): Likewise.
7722 (gimplify_one_sizepos): Likewise.
7724 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7727 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7728 to variables for debugging purposes.
7730 2009-06-23 Mark Loeser <mark@halcy0n.com>
7733 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7735 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7737 * pretty-print.c (pp_base_format): Remove %J.
7738 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7739 gcc_cxxdiag_char_table): Likewise.
7740 (init_dynamic_diag_info): Likewise.
7742 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7744 * pretty-print.c (pp_base_format): Remove %H.
7745 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7746 gcc_cxxdiag_char_table): Likewise.
7747 (init_dynamic_diag_info): Likewise.
7748 * config/mep/mep.c (mep_select_section): Likewise.
7750 2009-07-07 Duncan Sands <baldrick@free.fr>
7752 * final.c (pass_clean_state): Give the pass a name.
7753 * passes.c (pass_rest_of_compilation): Likewise.
7754 * tree-optimize.c (pass_all_optimizations): Likewise.
7756 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7758 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7759 an extra 'decl' for error_at.
7761 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7764 * tree-tailcall.c (adjust_return_value_with_ops,
7765 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7766 if it has complex or vector type.
7768 2009-07-07 Olivier Hainque <hainque@adacore.com>
7770 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7773 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7775 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7777 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7779 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7780 * c-decl.c: Likewise.
7781 * function.c: Likewise.
7782 * varasm.c: Likewise.
7783 * tree-ssa.c: Likewise.
7784 * c-common.c: Likewise.
7785 * tree-cfg.c: Likewise.
7786 * config/spu/spu.c: Likewise.
7787 * config/ia64/ia64.c: Likewise.
7788 * config/v850/v850.c: Likewise.
7790 2009-07-06 DJ Delorie <dj@redhat.com>
7792 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7793 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7794 unspecified accesses to control registers.
7795 * config/mep/intrinsics.md: Regenerate.
7796 * config/mep/intrinsics.h: Regenerate.
7797 * config/mep/mep-intrin.h: Regenerate.
7799 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7801 * c-lex.c: Replace %H by an explicit location. Update all calls.
7802 * c-common.c: Likewise.
7803 * c-decl.c: Likewise.
7804 * c-typeck.c: Likewise.
7805 * fold-const.c: Likewise.
7806 * gimplify.c: Likewise.
7808 * tree-cfg.c: Likewise.
7809 * tree-ssa-loop-niter.c: Likewise.
7810 * tree-vrp.c: Likewise.
7811 * value-prof.c: Likewise.
7813 2009-07-06 Diego Novillo <dnovillo@google.com>
7815 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7816 if it has one. Handle cases where VAR does not have an
7817 annotation or cfun is NULL.
7819 2009-07-06 Diego Novillo <dnovillo@google.com>
7821 * tree.c: Include debug.h.
7822 (initialize_tree_contains_struct): New.
7823 (init_ttree): Call it.
7824 (tree_node_structure_for_code): Factor out of ...
7825 (tree_node_structure): ... here.
7826 * treestruct.def (TS_PHI_NODE): Remove.
7827 (TS_GIMPLE_STATEMENT): Remove.
7829 2009-07-06 Diego Novillo <dnovillo@google.com>
7831 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7832 (debug_tree_chain): Handle cycles.
7834 2009-07-06 Nick Clifton <nickc@redhat.com>
7835 DJ Delorie <dj@redhat.com>
7837 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7838 __FMOVD_ENABLED__ is defined.
7840 (TARGET_FMOVD): Provide a default definition.
7841 (MASK_FMOVD): Likewise.
7842 (TARGET_CPU_CPP_BUILTINS): Define
7843 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7844 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7845 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7846 (split for DF load from memory into register): Also handle
7847 MEMs which consist of REG+DISP addressing.
7848 (split for DF store from register to memory): Likewise.
7849 (movsf_ie): Always use single fp_mode.
7850 * config/sh/sh.c (sh_override_options): Do not automatically
7851 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7852 that to the -mfmovd command line switch.
7853 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7854 (fldi_ok): Always allow.
7855 * config/sh/sh.opt (mfmovd): Remove this switch.
7856 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7858 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7859 Kaz Kojima <kkojima@gcc.gnu.org>
7861 PR rtl-optimization/30807
7862 * postreload.c (reload_combine): For every new use of REG_SUM,
7863 record the use of BASE.
7865 2009-07-06 Jan Hubicka <jh@suse.cz>
7867 * params.def: Revert my accidental commit at 2009-06-30.
7869 2009-07-04 Ian Lance Taylor <iant@google.com>
7872 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7874 (mingw_format_attribute_overrides): Likewise.
7876 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7879 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7880 don't check cfa.reg. Instead of cfa.indirect use
7881 fde && fde->drap_reg != INVALID_REGNUM test.
7883 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7885 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7887 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7890 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7892 2009-07-03 Richard Guenther <rguenther@suse.de>
7894 PR tree-optimization/40640
7895 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7898 2009-07-03 Jan Hubicka <jh@suse.cz>
7900 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7901 for size, reduce amount of inlining.
7903 2009-07-03 Richard Guenther <rguenther@suse.de>
7906 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7907 if t +- x is known to not overflow and the conversion widens the
7909 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7911 2009-07-03 Jan Hubicka <jh@suse.cz>
7913 * ipa-pure-const.c (analyze): Update loop optimizer init.
7914 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7915 try_remove_empty_loop, remove_empty_loops): Remove.
7916 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7917 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7918 to mark regular loops as neccesary.
7919 (degenerate_phi_p): New function.
7920 (propagate_necessity, remove_dead_phis): Use it.
7921 (forward_edge_to_pdom): Likewise.
7922 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7923 virtual PHI nodes that became unreachable.
7924 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7925 * tree-flow.h (remove_empty_loops): Remove.
7926 * passes.c (init_optimization_passes): Remove.
7928 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7930 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7931 can_create_pseudo_p.
7932 (*fix_trunc<mode>_i387_1): Ditto.
7933 (*floathi<mode>2_1): Ditto.
7934 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7935 (*fistdi2_1): Ditto.
7936 (*fist<mode>2_1): Ditto.
7937 (frndintxf2_floor): Ditto.
7938 (*fist<mode>2_floor_1): Ditto.
7939 (frndintxf2_ceil): Ditto.
7940 (*fist<mode>2_ceil_1): Ditto.
7941 (frndintxf2_trunc): Ditto.
7942 (frndintxf2_mask_pm): Ditto.
7943 (fxam<mode>2_i387_with_temp): Ditto.
7944 * config/i386/sse.md (mulv16qi3): Ditto.
7945 (*sse2_mulv4si3): Ditto.
7947 (sse4_2_pcmpestr): Ditto.
7948 (sse4_2_pcmpistr): Ditto.
7950 2009-07-03 Jan Hubicka <jh@suse.cz>
7952 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7953 (mark_stmt_necessary): Set it.
7954 (mark_operand_necessary): Set it.
7955 (mark_control_dependent_edges_necessary): Set it.
7956 (mark_virtual_phi_result_for_renaming): New function.
7957 (get_live_post_dom): New function.
7958 (forward_edge_to_pdom): New function.
7959 (remove_dead_stmt): Fix handling of control dependences.
7960 (tree_dce_init): Init new bitmap.
7961 (tree_dce_done): Free it.
7963 2009-07-02 Richard Guenther <rguenther@suse.de>
7966 * tree-ssa-structalias.c (new_var_info): Initialize
7969 2009-07-02 Jan Hubicka <jh@suse.cz>
7971 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7974 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7976 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7977 instead of recomputing it. Adjust calls.
7978 (emit_store_flag): Adjust recursive calls.
7980 2009-07-02 Richard Guenther <rguenther@suse.de>
7982 * tree-ssa-live.c (remove_unused_locals): Do not remove
7984 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7985 of DECL_EXTERNAL for HEAP variables.
7986 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7987 HEAP variables. Do not adjust RESTRICT vars.
7988 (find_what_var_points_to): Nobody cares if something
7991 2009-07-02 Ben Elliston <bje@au.ibm.com>
7993 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7994 pc_low and pc_high declarations to the top of the function.
7996 2009-07-01 DJ Delorie <dj@redhat.com>
7998 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8000 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8001 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8002 unspecified accesses to control registers.
8003 * config/mep/intrinsics.md: Regenerate.
8004 * config/mep/intrinsics.h: Regenerate.
8005 * config/mep/mep-intrin.h: Regenerate.
8007 2009-07-01 Anthony Green <green@moxielogic.com>
8009 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8010 instruction when possible.
8011 (moxie_expand_prologue): Ditto. Also, save an instruction and
8012 some complexity by popping off of $r12 instead of $sp.
8013 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8016 2009-07-01 Richard Henderson <rth@redhat.com>
8019 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8020 contained no insns, reposition note before last insn.
8022 2009-07-01 Richard Henderson <rth@redhat.com>
8025 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8026 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8028 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8031 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8032 darwin9 for printing reg addresses with %y.
8034 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8036 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8037 truncation from operands in binary operations.
8039 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8042 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8043 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8044 subreg of op0 to the original op0.
8046 * expmed.c (store_bit_field_1): Use a temporary as the destination
8047 instead of a paradoxical subreg when we need to truncate the result.
8049 2009-07-01 DJ Delorie <dj@redhat.com>
8051 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8052 names to VLIW variants.
8053 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8054 * config/mep/intrinsics.md: Regenerate.
8055 * config/mep/intrinsics.h: Regenerate.
8056 * config/mep/mep-intrin.h: Regenerate.
8058 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8061 * jump.c (returnjump_p): Revert last patch.
8062 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8064 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8067 * pa.md (casesi32p): Use jump table label to determine the offset
8069 (casesi64p): Likewise.
8071 * pa.c (forward_branch_p): Return bool type. Use instruction
8072 addresses when available. Assert that INSN has a jump label.
8073 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8076 2009-07-01 Richard Guenther <rguenther@suse.de>
8078 PR tree-optimization/19831
8079 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8080 that only act as barriers do not make any previous stores necessary.
8081 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8082 HEAP variables global, do not add a constraint from nonlocal.
8083 (find_func_aliases): Handle escapes through return statements.
8084 (compute_points_to_sets): Make escaped HEAP variables global.
8086 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8089 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8090 after reducing a DImode cstore to SImode.
8092 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8094 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8095 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8097 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8099 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8100 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8102 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8103 and umod_optab if TARGET_BSD_DIVMOD.
8104 * config/vax/lib1funcs.asm: New file.
8105 * config/vax/t-linux: New file.
8106 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8108 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8111 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8112 to type arguments that have void type.
8115 * dwarf2out.c (gen_formal_parameter_die): Call
8116 equate_decl_number_to_die if node is different from origin.
8118 2009-06-30 Anthony Green <green@moxielogic.com>
8120 Clean up moxie port for --enable-build-with-cxx.
8121 * config/moxie/moxie.c (moxie_function_value): First two
8122 parameters are const_tree, not tree.
8123 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8124 (REG_CLASS_NAMES): Ditto.
8125 (REGNO_REG_CLASS): Ditto.
8126 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8127 (moxie_function_value): Fix constyness of arguments.
8129 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8131 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8132 finalize_size_functions before further processing.
8133 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8134 (variable_size): Call self_referential_size on size expressions
8135 that contain a PLACEHOLDER_EXPR.
8136 (size_functions): New static variable.
8137 (copy_self_referential_tree_r): New static function.
8138 (self_referential_size): Likewise.
8139 (finalize_size_functions): New global function.
8140 * tree.c: Include tree-inline.h.
8141 (push_without_duplicates): New static function.
8142 (find_placeholder_in_expr): New global function.
8143 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8145 <tcc_expression>: Likewise.
8146 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8147 the call in the expression.
8148 * tree.h (finalize_size_functions): Declare.
8149 (find_placeholder_in_expr): Likewise.
8150 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8151 (substitute_placeholder_in_expr): Update comment.
8152 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8154 (copy_tree_body_r): Likewise.
8155 (copy_tree_body): New static function.
8156 (maybe_inline_call_in_expr): New global function.
8157 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8158 (maybe_inline_call_in_expr): Declare.
8159 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8160 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8163 2009-06-30 Richard Guenther <rguenther@suse.de>
8165 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8167 (propagate_necessity): Do not mark reaching defs of stores
8170 2009-06-30 Jan Hubicka <jh@suse.cz>
8172 * cfgloopanal.c (check_irred): Move into ...
8173 (mark_irreducible_loops): ... here; return true if ireducible
8175 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8176 (analyze_function): Try to prove loop finiteness.
8177 * cfgloop.h (mark_irreducible_loops): Update prototype.
8178 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8180 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8182 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8184 2009-06-30 Ira Rosen <irar@il.ibm.com>
8186 PR tree-optimization/40542
8187 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8190 2009-06-30 Martin Jambor <mjambor@suse.cz>
8192 PR tree-optimization/40582
8193 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8194 than useless_type_conversion_p.
8195 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8198 2009-06-30 Martin Jambor <mjambor@suse.cz>
8201 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8203 2009-06-30 Richard Guenther <rguenther@suse.de>
8205 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8206 use ao_ref references.
8207 (walk_aliased_vdefs): Likewise.
8208 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8209 * tree-ssa-dce.c (struct ref_data): Remove.
8210 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8211 (mark_aliased_reaching_defs_necessary): Adjust.
8212 (mark_all_reaching_defs_necessary_1): Likewise.
8214 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8217 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8218 (emit_store_flag_1): Extract from emit_store_flag, adjust
8219 calls to (what now is) emit_cstore.
8220 (emit_store_flag): Call emit_store_flag_1 and also use it
8221 for what used to be recursive calls.
8223 2009-06-30 Wei Guozhi <carrot@google.com>
8226 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8227 if the target bb post dominates from bb.
8228 * config/i386/i386.c (memory_address_length): Check existence of base
8229 register before using it.
8231 2009-06-30 Nick Clifton <nickc@redhat.com>
8232 DJ Delorie <dj@redhat.com>
8234 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8235 __FMOVD_ENABLED__ is defined.
8237 (TARGET_FMOVD): Provide a default definition.
8238 (MASK_FMOVD): Likewise.
8239 (TARGET_CPU_CPP_BUILTINS): Define
8240 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8241 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8242 two fmov instructions depending upon whether TARGET_FMOVD is
8244 (split for DF load from memory into register): Also handle
8245 MEMs which consist of REG+DISP addressing.
8246 (split for DF store from register to memory): Likewise.
8247 * config/sh/sh.opt (mfmovd): Remove this switch.
8248 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8249 * config/sh/sh.c (sh_override_options): Do not automatically
8250 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8251 that to the -mfmovd command line switch.
8253 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8255 (fldi_ok): Always allow.
8256 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8258 2009-06-29 DJ Delorie <dj@redhat.com>
8260 * doc/install.texi (mep-x-elf): Correct chip's full name.
8262 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8264 * doc/extend.texi: Fix typo.
8266 2009-06-29 Tom Tromey <tromey@redhat.com>
8269 * Makefile.in (DWARF2_H): New variable.
8271 (dwarf2out.o): Likewise.
8272 (dwarf2asm.o): Likewise.
8273 * config/i386/t-i386: Use DWARF2_H.
8274 * except.c: Include elf/dwarf2.h.
8275 * unwind-dw2.c: Include elf/dwarf2.h.
8276 * dwarf2out.c: Include elf/dwarf2.h.
8277 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8278 <dtprel>: New field.
8279 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8280 (size_of_loc_descr): Likewise.
8281 (output_loc_operands_raw): Likewise.
8282 (output_loc_operands): Handle new dtprel field.
8283 (loc_checksum): Update.
8284 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8285 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8286 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8287 * dwarf2asm.c: Include elf/dwarf2.h.
8288 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8289 * config/mmix/mmix.c: Include elf/dwarf2.h.
8290 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8291 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8292 * config/sh/sh.c: Include elf/dwarf2.h.
8293 * config/i386/i386.c: Include elf/dwarf2.h.
8295 2009-06-29 DJ Delorie <dj@redhat.com>
8297 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8299 * doc/extend.texi: Add MeP attributes and pragmas.
8300 * doc/invoke.text: Add MeP Options.
8301 * doc/contrib.texi: Add MeP contribution.
8302 * doc/md.texi: Add MeP constraints.
8303 * doc/install.texi: Add MeP target.
8305 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8307 * target.h (struct gcc_target): Add frame_pointer_required field.
8308 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8309 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8310 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8312 * reload1.c (update_eliminables): (Ditto.).
8313 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8314 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8315 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8317 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8319 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8320 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8321 (arm_frame_pointer_required): New function.
8323 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8324 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8325 (avr_frame_pointer_required_p): Declare as static.
8326 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8328 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8329 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8330 (bfin_frame_pointer_required): Make as static, change return type
8332 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8334 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8335 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8336 (cris_frame_pointer_required): New function.
8338 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8340 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8341 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8342 (fr30_frame_pointer_required): New function.
8344 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8345 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8346 (frv_frame_pointer_required): Make as static, change return type
8348 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8350 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8351 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8352 (ix86_frame_pointer_required): Make as static, change return type to
8354 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8356 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8357 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8359 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8361 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8363 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8365 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8366 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8367 (mips_frame_pointer_required): Make as static.
8368 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8370 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8371 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8372 (mmix_frame_pointer_required): Mew function.
8374 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8375 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8377 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8379 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8381 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8383 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8384 (CAN_ELIMINATE): Redefine.
8385 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8386 (sparc_frame_pointer_required): New function.
8387 (sparc_can_eliminate): New function.
8388 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8390 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8391 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8393 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8394 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8395 (xtensa_frame_pointer_required): Make as static, change return type
8397 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8400 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8402 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8403 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8404 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8405 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8406 (register_callback): Handle PLUGIN_START_UNIT.
8407 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8409 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8411 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8413 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8414 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8416 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8418 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8421 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8423 * doc/extend.texi (Additional Floating Types): __float128 is also
8424 supported on i386 targets.
8426 2009-06-29 Richard Guenther <rguenther@suse.de>
8429 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8431 (pt_solutions_same_restrict_base): Declare.
8432 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8434 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8435 (make_constraint_from, make_copy_constraint): Move earlier.
8436 (make_constraint_from_heapvar): New function.
8437 (make_constraint_from_restrict): Likewise.
8438 (handle_lhs_call): Use it.
8439 (find_func_aliases): Use it to track conversions to restrict
8441 (struct fieldoff): Add only_restrict_pointers flag.
8442 (push_fields_onto_fieldstack): Initialize it.
8443 (create_variable_info_for): Track global restrict qualified pointers.
8444 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8445 Track restrict qualified pointer arguments.
8446 (set_uids_in_ptset): Use varinfo is_global_var flag.
8447 (find_what_var_points_to): Set the vars_contains_restrict flag.
8448 Always create the points-to solution for sets including restrict tags.
8449 (pt_solutions_same_restrict_base): New function.
8450 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8451 qualified pointers use pt_solutions_same_restrict_base as
8452 additional source for disambiguation.
8454 2009-06-29 Richard Guenther <rguenther@suse.de>
8457 * alias.c (find_base_decl): Remove.
8458 (get_deref_alias_set_1): Remove restrict handling.
8459 * c-common.c (c_apply_type_quals_to_decl): Do not set
8460 DECL_POINTER_ALIAS_SET.
8461 * gimplify.c (find_single_pointer_decl_1): Remove.
8462 (find_single_pointer_decl): Likewise.
8463 (internal_get_tmp_var): Remove restrict handling.
8464 (gimple_regimplify_operands): Likewise.
8465 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8466 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8467 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8468 * tree.c (restrict_base_for_decl): Remove.
8469 (init_ttree): Do not allocate it.
8470 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8471 LABEL_DECL_UID for label decls.
8472 (copy_node_stat): Do not copy restrict information.
8473 (decl_restrict_base_lookup): Remove.
8474 (decl_restrict_base_insert): Likewise.
8475 (print_restrict_base_statistics): Likewise.
8476 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8477 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8478 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8479 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8480 (LABEL_DECL_UID): Adjust.
8481 (DECL_BASED_ON_RESTRICT_P): Remove.
8482 (DECL_GET_RESTRICT_BASE): Likewise.
8483 (SET_DECL_RESTRICT_BASE): Likewise.
8484 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8486 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8487 instead of DECL_POINTER_ALIAS_SET.
8488 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8489 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8490 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8492 2009-06-29 Richard Guenther <rguenther@suse.de>
8494 PR tree-optimization/40579
8495 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8496 the IL to simplify has constants that overflowed.
8498 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8500 PR tree-optimization/40550
8501 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8502 vector_compute_type only when the size of vector_compute_type is
8503 less than the size of type.
8505 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8507 * fold-const.c (contains_label_1): Fix comments.
8508 (contains_label_p): Do not walk trees multiple time.
8510 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8512 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8513 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8514 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8515 ix86_fp_comparison_operator.
8516 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8517 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8518 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8519 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8520 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8521 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8522 (related splits): Change predicate to ix86_fp_comparison_operator.
8523 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8524 instead of ix86_fp_comparison_codes.
8525 (ix86_trivial_fp_comparison_operator,
8526 ix86_fp_comparison_operator): New.
8527 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8528 (ix86_expand_compare): Eliminate last two parameters.
8529 (ix86_fp_jump_nontrivial_p): Kill.
8530 * config/i386/i386.c (put_condition_code): Eliminate call to
8531 ix86_fp_comparison_codes and subsequent assertion.
8532 (ix86_fp_comparison_codes): Eliminate.
8533 (ix86_fp_swap_condition): New.
8534 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8535 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8536 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8537 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8538 and ix86_fp_swap_condition.
8539 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8540 Use ix86_fp_comparison_strategy.
8541 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8542 (ix86_fp_jump_nontrivial_p): Eliminate.
8543 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8544 call to ix86_expand_compare.
8545 (ix86_split_fp_branch, ix86_expand_setcc,
8546 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8547 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8549 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8551 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8552 related to jump_clobbers.
8553 * config/arm/arm.md (conds): Remove jump_clob case.
8554 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8555 splits): Change comparison_operator to arm_comparison_operator.
8556 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8559 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8561 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8562 condition for floating point modes.
8563 * expmed.c (emit_store_flag_1): Move here a bigger part
8565 (emit_store_flag): Try swapping the condition for floating point
8567 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8569 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8571 * expr.c (expand_expr_real_1): Just use do_store_flag.
8572 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8573 emit_store_flag_force.
8574 * expmed.c (emit_store_flag_force): Copy here trick
8575 previously in expand_expr_real_1. Try reversing the comparison.
8576 (emit_store_flag_1): Work if target is NULL.
8577 (emit_store_flag): Work if target is NULL, using the result mode
8578 from the comparison. Use split_comparison, restructure final part
8579 to simplify conditionals.
8581 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8583 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8584 * dojump.c (do_jump): Change handling of floating-point
8585 ops to use just do_compare_and_jump.
8586 (split_comparison): New.
8587 (do_compare_rtx_and_jump): Add here logic coming previously
8588 in do_jump, using split_comparison.
8590 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8593 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8595 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8597 * tree-ssa-alias.c: Fix unintentional commit.
8599 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8601 * passes.c (execute_one_pass): Fix unintentional commit.
8603 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8605 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8606 (df_rd_local_compute, df_md_local_compute): Inline them.
8608 (df_md_scratch): New.
8609 (df_md_alloc, df_md_free): Allocate/free it.
8610 (df_md_local_compute): Only include live registers in init.
8611 (df_md_transfer_function): Prune the in-set computed by
8612 the confluence function, and the gen-set too.
8614 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8616 PR rtl-optimization/26854
8617 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8618 * df-problems.c (df_rd_add_problem): Fix comment.
8619 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8620 df_md_simulate_artificial_defs_at_top,
8621 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8622 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8623 df_md_transfer_function, df_md_init, df_md_confluence_0,
8624 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8625 problem_MD, df_md_add_problem): New.
8626 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8627 df_md_get_bb_info): New.
8628 (DF_LAST_PROBLEM_PLUS1): Adjust.
8630 * Makefile.in (fwprop.o): Include domwalk.h.
8631 * fwprop.c: Include domwalk.h.
8632 (reg_defs, reg_defs_stack): New.
8633 (bitmap_only_bit_between): Remove.
8634 (process_defs): New.
8635 (process_uses): Use reg_defs and local_md instead of
8636 bitmap_only_bit_between and local_rd.
8637 (single_def_use_enter_block): New, from build_single_def_use_links.
8638 (single_def_use_leave_block): New.
8639 (build_single_def_use_links): Remove code moved to
8640 single_def_use_enter_block, invoke domwalk.
8641 (use_killed_between): Adjust comment.
8643 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8645 * bitmap.h (bitmap_ior_and_into): New.
8646 * bitmap.c (bitmap_ior_and_into): New.
8648 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8650 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8651 before_dom_children_before_stmts and after_dom_children_after_stmts.
8652 Rename the two remaining callbacks to just before_dom_children and
8653 after_dom_children. Remove other GIMPLE statement walking bits.
8654 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8655 * graphite.c: Do not include domwalk.h.
8656 * tree-into-ssa.c (interesting_blocks): New global.
8657 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8658 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8659 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8660 now that they're not domwalk callbacks.
8661 (rewrite_initialize_block): Rename to...
8662 (rewrite_enter_block): ... this, place after called functions. Test
8663 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8664 (rewrite_finalize_block): Rename to...
8665 (rewrite_leave_block): ... this, place after called functions.
8666 (rewrite_update_init_block): Rename to...
8667 (rewrite_update_enter_block): ... this, place after called functions.
8668 Test interesting_blocks, call rewrite_update_stmt and
8669 rewrite_update_phi_arguments.
8670 (rewrite_update_fini_block): Rename to...
8671 (rewrite_leave_block): ... this, place after called functions.
8672 (rewrite_blocks): Remove last argument, simplify initialization of
8674 (mark_def_sites_initialize_block): Rename to...
8675 (mark_def_sites_block): ... this, call mark_def_sites.
8676 (mark_def_sites_blocks): Remove argument, simplify initialization of
8678 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8679 (update_ssa): Likewise.
8680 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8682 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8683 (dom_opt_initialize_block): Rename to...
8684 (dom_opt_enter_block): ... this, place after called functions. Walk
8685 statements here, inline propagate_to_outgoing_edges.
8686 (dom_opt_finalize_block): Rename to...
8687 (dom_opt_leave_block): ... this, place after called functions.
8688 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8690 (dse_enter_block, dse_record_phi): New.
8691 (dse_record_phis): Delete.
8692 (dse_finalize_block): Rename to...
8693 (dse_leave_block): ... this.
8694 (tree_ssa_dse): Simplify initialization of walk_data.
8695 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8696 Adjust initialization of walk_data.
8697 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8698 * tree-ssa-loop-phiopt.c (get_non_trapping):
8699 Adjust initialization of walk_data.
8700 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8701 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8702 it's not a domwalk callback.
8703 (uncprop_initialize_block): Rename to...
8704 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8705 (dse_finalize_block): Rename to...
8706 (dse_leave_block): ... this.
8707 (tree_ssa_uncprop): Simplify initialization of walk_data.
8708 * Makefile.in: Adjust dependencies.
8710 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8712 * arm.md (casesi): Fix test for Thumb1.
8713 (thumb1_casesi_internal_pic): Likewise.
8714 (thumb1_casesi_dispatch): Likewise.
8716 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8718 * config/arm/arm-cores.def: Added core cortex-m0.
8719 * config/arm/arm-tune.md: Regenerated.
8720 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8722 2009-06-26 DJ Delorie <dj@redhat.com>
8724 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8726 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8727 the scheduler doesn't tag jump insns.
8729 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8731 * c-decl.c (merge_decls): Re-indent.
8733 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8736 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8737 Special-case decimal float constants.
8739 2009-06-26 Richard Henderson <rth@redhat.com>
8741 * function.h (struct function): Add cannot_be_copied_reason,
8742 and cannot_be_copied_set.
8743 * tree-inline.c (has_label_address_in_static_1): Rename from
8744 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8745 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8746 don't set inline_forbidden_reason.
8747 (copy_forbidden): New function, split out of inline_forbidden_p.
8748 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8749 (inline_forbidden_p): Use copy_forbidden.
8750 (tree_versionable_function_p): Likewise.
8751 (inlinable_function_p): Merge into tree_inlinable_function_p.
8752 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8753 * ipa-cp.c (ipcp_versionable_function_p): New function.
8754 (ipcp_cloning_candidate_p): Use it.
8755 (ipcp_node_modifiable_p): Likewise.
8757 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8759 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8760 that is marked not to be inlined. Remove flag_mudflap use.
8761 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8762 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8764 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8767 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8768 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8770 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8772 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8774 (__mingwthr_remove_key_dtor): Likewise.
8776 2009-06-26 Richard Guenther <rguenther@suse.de>
8778 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8780 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8783 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8784 try the non-cond_exec path also.
8786 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8789 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8790 (output_cbranch): Use new functions.
8791 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8794 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8795 Pat Haugen <pthaugen@us.ibm.com>
8796 Revital Eres <ERES@il.ibm.com>
8798 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8799 for %c error. Add %x support to print VSX registers as a unified
8800 register set, instead of separate float and altivec registers.
8801 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8802 %y case, and add support for VSX pre-modify addresses.
8803 (output_toc): Add assert for CONST containing an integer constant
8805 (rs6000_adjust_cost): Add POWER7 support.
8806 (insn_must_be_first_in_group): Ditto.
8807 (insn_must_be_last_in_group): Ditto.
8808 (rs6000_emit_popcount): Ditto.
8809 (rs6000_vector_mode_supported_p): Ditto.
8811 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8812 Change some of the functions called by macros to being called
8813 through a pointer, so debug functions can be inserted if
8814 -mdebug=addr or -mdebug=cost.
8815 (rs6000_preferred_reload_class_ptr): Ditto.
8816 (rs6000_secondary_reload_class_ptr): Ditto.
8817 (rs6000_secondary_memory_needed_ptr): Ditto.
8818 (rs6000_cannot_change_mode_class_ptr): Ditto.
8819 (rs6000_secondary_reload_inner): Ditto.
8820 (rs6000_legitimize_reload_address): Ditto.
8821 (rs6000_legitimize_reload_address_ptr): Ditto.
8822 (rs6000_mode_dependent_address): Ditto.
8823 (rs6000_mode_dependent_address_ptr): Ditto.
8825 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8826 function to return true if the mode allows reg + integer
8828 (virtual_stack_registers_memory_p): New function to return true if
8829 the address refers to a virtual stack register.
8830 (rs6000_legitimate_offset_address_p): Move code to say whether a
8831 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8833 (rs6000_legitimate_address_p): Add checks for modes that only can
8834 do reg+reg addressing. Start adding VSX support.
8835 (rs6000_legitimize_reload_address): Ditto.
8836 (rs6000_legitimize_address): Ditto.
8837 (rs6000_debug_legitimate_address_p): New debug functions for
8838 -mdebug=addr and -mdebug=cost.
8839 (rs6000_debug_rtx_costs): Ditto.
8840 (rs6000_debug_address_costs): Ditto.
8841 (rs6000_debug_adjust_cost): Ditto.
8842 (rs6000_debug_legitimize_address): Ditto.
8843 (rs6000_legitimize_reload_address_ptr): Point to call normal
8844 function or debug function. Make functions called via pointer
8846 (rs6000_mode_dependent_address_ptr): Ditto.
8847 (rs6000_secondary_reload_class_ptr): Ditto.
8848 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8849 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8850 into a friendlier error.
8851 (rs6000_init_builtins): Add initial VSX support.
8852 (rs6000_adjust_cost): Fix some spacing issues.
8854 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8855 (REG_CLASS_NAMES): Ditto.
8856 (REG_CLASS_CONTENTS): Ditto.
8857 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8858 pointer, to add -mdebug=addr support.
8859 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8860 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8861 -mdebug=addr support.
8862 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8863 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8864 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8866 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8868 (bswapsi*): Set attribute types for load/store. Add combiner
8869 patterns to eliminate zero extend on 64-bit.
8870 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8871 stdbrx if the hardware supports those instructions.
8873 2009-06-25 Ian Lance Taylor <iant@google.com>
8875 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8876 (Link Options): Document -static-libstdc++.
8878 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8881 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8882 DATA_ALIGNMENT instead.
8884 2009-06-25 Richard Guenther <rguenther@suse.de>
8886 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8887 indirect references against the callused/escaped solutions.
8888 (call_may_clobber_ref_p_1): Likewise.
8890 2009-06-25 Martin Jambor <mjambor@suse.cz>
8892 PR tree-optimization/40493
8893 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8894 (enum unscalarized_data_handling): New type.
8895 (handle_unscalarized_data_in_subtree): Return what has been done.
8896 (load_assign_lhs_subreplacements): Handle left flushes differently.
8897 (sra_modify_assign): Use unscalarized_data_handling, simplified
8898 condition determining whether to remove the statement.
8900 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8902 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8903 excerpt - @ should be doubled for texinfo.
8905 2009-06-24 Ian Lance Taylor <iant@google.com>
8907 * config/arc/arc.c: Include "df.h".
8908 (arc_attribute_table): Make static. Move higher in file.
8909 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8910 (output_shift): Initialize n later to avoid warning.
8911 * config/arm/arm.c (arm_attribute_table): Make static. Move
8913 * config/avr/avr.c (avr_attribute_table): Make static. Move
8915 (reg_class_tab): Change array type from int to enum reg_class.
8916 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8918 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8919 (lshrhi3_out): Likewise.
8920 (class_likely_spilled_p): Change return type to bool.
8921 (avr_rtx_costs): Use local code variable with enum type.
8922 * config/avr/avr.md (movmemhi): Use add_reg_note.
8923 (andhi3, andsi3): Don't use AS2 with "and".
8924 (iorhi3, iorsi3): Don't use AS2 with "or".
8925 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8926 * config/crx/crx.c: Include "df.h".
8927 (crx_attribute_table): Make static.
8928 * config/m32r/m32r.c: Include "df.h".
8929 (m32r_attribute_table): Make static. Move higher in file.
8930 (pop): Use add_reg_note.
8931 (block_move_call): Change 0 to LCT_NORMAL in function call.
8932 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8933 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8934 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8935 declare, not just when TREE_CODE is defined.
8936 * config/m68hc11/m68hc11.c: Include "expr.h".
8937 (m68hc11_attribute_table): Make static. Move higher in file.
8938 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8940 (m68hc11_register_indirect_p): Likewise.
8941 (m68hc11_function_arg_padding): Change return type to enum
8943 (emit_move_after_reload): Use add_reg_note.
8944 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8945 (m68hc11_split_logical): Likewise.
8946 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8948 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8949 to VOIDmode in function call.
8950 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8952 (m68hc11_split_logical): Update declaration.
8953 (m68hc11_function_arg_padding): Update declaration.
8954 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8955 to array of enum reg_class.
8956 (mcore_attribute_table): Make static. Move higher in file.
8957 (mcore_rtx_costs): Add cast to enum type.
8958 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8959 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8960 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8962 * config/sh/predicates.md (trapping_target_operand): Rename and to
8964 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8966 * config/spu/spu.c (spu_attribute_table): Make static. Move
8968 * config/v850/v850.c (v850_attribute_table): Make static. Move
8970 (v850_rtx_costs): Use local code with enum type.
8971 (expand_epilogue): Add cast.
8972 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8974 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8977 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8978 -m2a-single-only and -m2a-nofpu.
8979 * config/sh/sh.opt: Document m2a generates FPU code.
8981 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8983 * defaults.h (CAN_ELIMINATE): Provide default.
8984 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8985 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8986 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8987 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8988 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8989 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8990 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8991 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8992 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8993 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8995 2009-06-24 DJ Delorie <dj@redhat.com>
8997 * mep-ext-cop.cpu: Fix copyright notice.
8998 * mep-default: Fix copyright notice.
8999 * mep-core: Fix copyright notice.
9000 * mep: Fix copyright notice.
9001 * mep-ivc2: Fix copyright notice.
9002 * mep-c5: Fix copyright notice.
9004 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9006 * doc/contrib.texi (Contributors):
9008 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9011 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9012 src and dst operands if necessary.
9014 2009-06-23 DJ Delorie <dj@redhat.com>
9017 * config.gcc: Add mep support.
9018 * recog.c: Resurrect validate_replace_rtx_subexp().
9019 * recog.h: Likewise.
9020 * config/mep/: Add new port:
9021 * config/mep/constraints.md: New file.
9022 * config/mep/default.h: New file.
9023 * config/mep/intrinsics.h: New file.
9024 * config/mep/intrinsics.md: New file.
9025 * config/mep/ivc2-template.h: New file.
9026 * config/mep/mep-c5.cpu: New file.
9027 * config/mep/mep-core.cpu: New file.
9028 * config/mep/mep-default.cpu: New file.
9029 * config/mep/mep-ext-cop.cpu: New file.
9030 * config/mep/mep-intrin.h: New file.
9031 * config/mep/mep-ivc2.cpu: New file.
9032 * config/mep/mep-lib1.asm: New file.
9033 * config/mep/mep-lib2.c: New file.
9034 * config/mep/mep-pragma.c: New file.
9035 * config/mep/mep-protos.h: New file.
9036 * config/mep/mep-tramp.c: New file.
9037 * config/mep/mep.c: New file.
9038 * config/mep/mep.cpu: New file.
9039 * config/mep/mep.h: New file.
9040 * config/mep/mep.md: New file.
9041 * config/mep/mep.opt: New file.
9042 * config/mep/predicates.md: New file.
9043 * config/mep/t-mep: New file.
9045 2009-06-23 Ian Lance Taylor <iant@google.com>
9047 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9048 from loose_warn into c_loose_warn and from strict_warn into
9049 c_strict_warn. Set and substitute warn_cxxflags. Check for
9050 --enable-build-with-cxx. Set and substitute
9051 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9052 * Makefile.in (CXXFLAGS): New variable.
9053 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9054 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9055 the default is the same as $(STRICT_WARN).
9056 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9057 (CXX): New variable.
9058 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9059 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9060 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9061 (HOST_LIBS): New variable.
9062 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9063 (ALL_CXXFLAGS): New variable.
9064 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9065 * doc/install.texi (Configuration): Document
9066 --enable-build-with-cxx, --with-stage1-ldflags,
9067 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9068 * configure: Rebuild.
9070 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9072 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9073 from previous commit.
9075 2009-06-23 Ian Lance Taylor <iant@google.com>
9077 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9079 2009-06-23 Ian Lance Taylor <iant@google.com>
9081 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9082 with ATTRIBUTE_UNUSED.
9084 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9085 Pat Haugen <pthaugen@us.ibm.com>
9086 Revital Eres <eres@il.ibm.com>
9088 * config.in (HAVE_AS_POPCNTD): Add default definition.
9089 (HAVE_AS_LWSYNC): Ditto.
9091 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9093 (gcc_cv_as_powerpc_cmpb): Ditto.
9094 (gcc_cv_as_powerpc_dfp): Ditto.
9095 (gcc_cv_as_powerpc_vsx): Ditto.
9096 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9097 supporting the popcntd/lwsync instructions.
9098 (gcc_cv_as_powerpc_lwsync): Ditto.
9099 * configure: Regenerate.
9101 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9102 -mcpu=native and -mcpu=power7.
9103 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9105 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9106 a variable instead of a mask to reduce the number of mask bits.
9107 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9108 (-mbit-word): Ditto.
9109 (-mregnames): Ditto.
9110 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9111 (-mfused-madd): Ditto.
9113 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9115 (-mvsx): New switch for VSX instructions.
9116 (-misel): Move from a variable to a mask to allow it to be set by
9119 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9120 function declaration to an array declaration.
9121 (rs6000_hard_regno_nregs): New external array declaration.
9123 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9124 files included by rs6000.md.
9126 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9127 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9129 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9131 (rs6000_debug_reg): New -mdebug= variables.
9132 (rs6000_debug_addr): Ditto.
9133 (rs6000_debug_cost): Ditto.
9134 (rs6000_pmode): New variable to hold Pmode.
9135 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9136 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9137 calculated at compiler start.
9138 (rs6000_hard_regno_nregs): Change function to an array which holds
9139 HARD_REGNO_NREGS calculated at compiler start.
9140 (rs6000_explicit_options): Delete isel field.
9141 (rs6000_vector_unit): New array to hold which vector unit
9142 supports arithmetic options for a given type.
9143 (rs6000_vector_mem): New array to hold which vector unit supports
9144 memory reference operations for a given type.
9145 (rs6000_vector_align): New array to given the alignment of each
9147 (power7_cost): New basic costs for power7.
9148 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9149 (rs6000_hard_regno_nregs_internal): New function, moved from
9150 HARD_REGNO_NREGS, to calculate the number of registers each hard
9151 register takes for each type.
9152 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9153 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9154 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9155 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9156 unit information here so it is calculated once at compiler startup
9158 (rs6000_override_options): Make -misel a target mask. Add more
9159 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9160 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9162 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9163 (rs6000_handle_option): Move -misel from variable to target mask.
9164 (rs6000_builtin_mask_for_load): Add VSX support.
9165 (rs6000_conditional_register_usage): Ditto.
9166 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9167 (function_arg_boundary): Ditto.
9168 (rs6000_expand_builtin): Ditto.
9169 (def_builtin): Make abort message a little friendlier.
9170 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9172 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9173 assembler support the popcntd instruction instead of a vsx
9174 instruction to enable power7 support.
9175 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9176 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9177 option to the assembler if -mcpu=native.
9178 (ASM_CPU_NATIVE_SPEC): Ditto.
9179 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9181 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9182 the lwsync instruction.
9183 (enum processor_type): Add PROCESSOR_POWER7.
9184 (rs6000_debug_reg): New -mdebug= options.
9185 (rs6000_debug_addr): Ditto.
9186 (rs6000_debug_cost): Ditto.
9187 (rs6000_isel): Delete.
9188 (enum rs6000_vector): New enum to say what vector unit we have.
9189 (VECTOR_UNIT_*): New macros to say which vector unit has
9190 arithmetic operations for a given type.
9191 (VECTOR_MEM_*): New macros to say which vector unit has memory
9192 operations for a given type.
9193 (TARGET_LDBRX): Whether the machine supports the ldbrx
9195 (TARGET_ISEL): Delete, -misel moved to be a mask.
9196 (TARGET_ISEL64): New macro for 64-bit isel support.
9197 (UNITS_PER_VSX_WORD): New macro.
9198 (POINTER_SIZE): Move to be an external variable, rather than
9199 calculating whether we are generating 32 ot 64-bit code.
9201 (STACK_BOUNDARY): Add VSX support.
9202 (LOCAL_ALIGNMENT): Ditto.
9203 (SLOW_UNALIGNED_ACCESS): Ditto.
9204 (VSX_REGNO_P): New macro for VSX support.
9205 (VFLOAT_REGNO_P): Ditto.
9206 (VINT_REGNO_P): Ditto.
9207 (VLOGICAL_REGNO_P): Ditto.
9208 (VSX_VECTOR_MODE): Ditto.
9209 (VSX_SCALAR_MODE): Ditto.
9211 (VSX_MOVE_MODE): Ditto.
9212 (VSX_REG_CLASS_P): Ditto.
9213 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9215 (UNITS_PER_SIMD_WORD): Add VSX support.
9216 (MODES_TIEABLE_P): Ditto.
9217 (STARTING_FRAME_OFFSET): Ditto.
9218 (STACK_DYNAMIC_OFFSET): Ditto.
9219 (EPILOGUE_USES): Ditto.
9220 (REGNO_REG_CLASS): Move to array lookup.
9221 (CLASS_MAX_NREGS): Ditto.
9222 (rs6000_vector_reg_class): Add declaration.
9223 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9224 overlap with the floating point and Altivec registers.
9226 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9228 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9229 give the appropriate asm switches if -mcpu=native.
9230 (host_detect_local_cpu): Add support for "asm".
9231 (host_detect_local_cpu): Follow GNU code guidelines for name.
9233 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9234 -mbit-word to a variable instead of being a target mask.
9236 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9237 emit the lwsync instruction instead of emitting the instruction as
9238 an integer constant.
9240 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9241 fixuns_trundfsi2, move expander into rs6000.md.
9243 * config/rs6000/rs6000.md (cpu): Add power7.
9244 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9245 (logical predicate patterns): Change the single instruction
9246 primitives that set CR0 to be fast_compare instead of compare.
9248 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9249 (popcntddi2): Ditto.
9250 (popcount<mode>): Ditto.
9251 (floating multiply/add insns): Name the floating point
9253 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9254 (isel_unsigned_<mode>): Ditto.
9255 (fixuns_trundfsi2): Move expander here from spe.md.
9256 (smindi3): Define if we have -misel on 64-bit systems.
9261 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9263 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9265 * config/avr/avr.c (avr_current_device): New variable.
9266 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9267 (avr_arch, mcu_type_s): Move to avr.h.
9268 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9269 default_data_section_start fields.
9270 (avr_arch): Moved from avr.c.
9271 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9272 library_name fields.
9273 (avr_current_device, avr_mcu_types, avr_arch_types,
9274 avr_device_to_arch, avr_device_to_data_start,
9275 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9276 (EXTRA_SPEC_FUNCTIONS): Define.
9277 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9278 options mapping. Use device_to_arch and device_to_data_start insted.
9279 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9280 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9281 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9282 * config/avr/driver-avr.c: New file.
9283 * config/avr/avr-devices.c: New file.
9285 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9287 * var-tracking.c (unshare_variable): Force initialized to
9288 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9289 (set_variable_part): Likewise.
9290 (struct variable_union_info): Remove pos_src field.
9291 (vui_vec, vui_allocated): New variables.
9292 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9293 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9294 == 1 use a simpler sorting algorithm. Compute pos field right
9295 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9296 Avoid quadratic comparison if !flag_var_tracking_uninit.
9297 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9298 unshare_variable unconditionally.
9299 (dataflow_set_different_2): Removed.
9300 (dataflow_set_different): Don't traverse second hash table.
9301 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9302 unconditionally to var_reg_set or var_mem_set.
9303 (emit_notes_in_bb): Likewise.
9304 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9306 (emit_note_insn_var_location): Don't set initialized to
9307 VAR_INIT_STATUS_INITIALIZED early.
9308 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9310 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9312 * tree-object-size.c (addr_object_size): Instead of checking
9313 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9314 are no FIELD_DECLs following it.
9316 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9318 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9319 order to match bswaps with signed source operands.
9321 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9323 * sdbout.c (sdbout_one_type): Fix braces in switch.
9325 2009-06-23 Richard Guenther <rguenther@suse.de>
9327 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9329 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9330 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9331 var_callused, callused_tree, var_storedanything, storedanything_tree,
9332 var_integer, integer_tree): Remove global variables.
9333 (new_var_info): Do not pass new id, append the new var to the
9334 global variable vector.
9335 (do_ds_constraint): Use is_global_var member of the variable-info.
9336 (new_scalar_tmp_constraint_exp): Adjust.
9337 (create_function_info_for): Likewise.
9338 (create_variable_info_for): Likewise.
9339 (find_what_var_points_to): Remove dead code.
9340 (init_base_vars): Simplify.
9341 (compute_points_to_sets): Adjust.
9343 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9345 * combine.c (try_combine): Dump information about the insns we're
9348 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9350 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9351 check when calling force_to_mode on TRUNCATE's operand.
9353 2009-06-22 Ian Lance Taylor <iant@google.com>
9355 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9357 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9359 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9361 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9363 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9364 override library linkage flags such as -static-libgcc or
9367 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9369 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9371 2009-06-22 Ian Lance Taylor <iant@google.com>
9373 * config/linux.opt: Put mglibc ahead of muclibc.
9375 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9376 for duplicate decls.
9378 2009-06-22 Matthias Klose <doko@ubuntu.com>
9380 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9382 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9385 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9386 instead of NULL if a parser error occurs.
9388 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9390 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9391 non-DWARF2_DEBUGGING_INFO version.
9393 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9395 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9396 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9398 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9399 (LIBGCC2_TF_CEXT): Define.
9402 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9405 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9407 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9409 * config/arm/arm.c (arm_override_options): Disable
9410 -mcaller-super-interworking and -mcallee-super-interworking.
9411 * doc/invoke.texi (ARM Options): Document this.
9413 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9415 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9416 * config/arm/constraints.md (j): New constraint for movw operands.
9417 (N): Remove thumb2 meaning.
9418 * config/arm/arm.md (*arm_movw): Delete.
9419 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9420 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9421 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9423 2009-06-22 Martin Jambor <mjambor@suse.cz>
9425 PR tree-optimization/40492
9426 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9427 build_ref_for_offset.
9429 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9431 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9432 JUMP_TABLE_DATA_P predicates where applicable.
9433 * auto-inc-dec.c: Ditto.
9434 * builtins.c: Ditto.
9435 * caller-save.c: Ditto.
9437 * cfgcleanup.c: Ditto.
9438 * cfglayout.c: Ditto.
9441 * combine-stack-adj.c: Ditto.
9447 * dwarf2asm.c: Ditto.
9448 * dwarf2out.c: Ditto.
9449 * emit-rtl.c: Ditto.
9455 * function.c: Ditto.
9458 * genpreds.c: Ditto.
9459 * genrecog.c: Ditto.
9461 * ira-costs.c: Ditto.
9462 * ira-lives.c: Ditto.
9465 * lower-subreg.c: Ditto.
9466 * modulo-sched.c: Ditto.
9468 * postreload.c: Ditto.
9469 * print-rtl.c: Ditto.
9478 * sched-vis.c: Ditto.
9480 * sel-sched-ir.c: Ditto.
9481 * simplify-rtx.c: Ditto.
9482 * targhooks.c: Ditto.
9483 * var-tracking.c: Ditto.
9484 * vmsdbgout.c: Ditto.
9486 2009-06-22 Matthias Klose <doko@ubuntu.com>
9488 * Makefile.in (install-plugin): Always use DESTDIR.
9490 2009-06-22 Olivier Hainque <hainque@adacore.com>
9492 * config/pa/pa.c (output_call): Don't optimize post call jumps
9493 into return address adjustments if the call may throw.
9495 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9497 * arm.c (thumb1_output_casesi): New function.
9498 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9499 optimizing for size or PIC.
9500 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9501 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9502 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9503 (thumb1_casesi_internal_pic): New expand rule.
9504 (thumb1_casesi_dispatch): New pattern.
9505 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9507 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9508 in the text seciton when PIC or optimizing for size.
9509 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9510 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9511 preservation properties of code.
9512 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9513 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9514 (__gnu_thumb1_case_si): New function.
9515 * t-arm (LIB1ASMSRC): Define here.
9516 (LIB1ASMFUNCS): Add some common functions.
9517 * t-arm-elf (LIB1ASMSRC): Delete.
9518 (LIB1ASMFUNCS): Append to existing set.
9519 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9520 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9521 * t-symbian (LIB1ASMFUNCS): Likewise.
9522 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9523 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9525 2009-06-21 Richard Guenther <rguenther@suse.de>
9527 PR tree-optimization/38729
9528 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9529 to loops with a single exit if -fno-expensive-optimizations.
9531 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9533 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9534 (dataflow_set): Change vars type from htab_t to shared_hash.
9535 (shared_hash_pool, empty_shared_hash): New variables.
9536 (vars_clear): Removed.
9537 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9538 shared_hash_find_slot_unshare, shared_hash_find_slot,
9539 shared_hash_find_slot_noinsert, shared_hash_find): New
9541 (shared_hash_unshare, shared_hash_destroy): New functions.
9542 (unshare_variable): Unshare set->vars if shared, use
9544 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9545 (get_init_value, find_src_set_src, dump_dataflow_set,
9546 clobber_variable_part, emit_notes_for_differences): Use
9548 (dataflow_set_init): Remove second argument, set vars to
9549 empty_shared_hash instead of creating a new htab.
9550 (dataflow_set_clear): Call shared_hash_destroy and set vars
9551 to empty_shared_hash instead of calling vars_clear.
9552 (dataflow_set_copy): Don't call vars_copy, instead just share
9553 the src htab with dst.
9554 (variable_union): Use shared_hash_*, use initially NO_INSERT
9555 lookup if set->vars is shared. Don't keep slot cleared before
9556 calling unshare_variable. Unshare set->vars if needed.
9557 Even ->refcount == 1 vars must be unshared if set->vars is shared
9558 and var needs to be modified.
9559 (variable_canonicalize): New function.
9560 (dataflow_set_union): If dst->vars is empty, just share src->vars
9561 with dst->vars and traverse with variable_canonicalize to canonicalize
9562 and unshare what is needed.
9563 (dataflow_set_different): If old_set and new_set use the same shared
9564 htab, they aren't different. If number of htab elements is different,
9565 htabs are different. Use shared_hash_*.
9566 (dataflow_set_destroy): Call shared_hash_destroy instead of
9568 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9569 second argument to dataflow_set_init.
9570 (vt_initialize): Likewise. Initialize shared_hash_pool and
9571 empty_shared_hash, move bb in/out initialization afterwards.
9572 Use variable_htab_free instead of NULL as changed_variables del hook.
9573 (variable_was_changed): Change type of second argument to pointer to
9574 dataflow_set. When inserting var into changed_variables, bump
9575 refcount. Unshare set->vars if set is shared htab and slot needs to
9577 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9578 lookup if set->vars is shared. Unshare set->vars if needed.
9579 Even ->refcount == 1 vars must be unshared if set->vars is shared
9580 and var needs to be modified. Adjust variable_was_changed caller.
9581 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9582 vars must be unshared if set->vars is shared and var needs to be
9583 modified. Adjust variable_was_changed caller.
9584 (emit_note_insn_var_location): Don't pool_free var.
9585 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9587 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9588 free_alloc_pool on shared_hash_pool.
9590 2009-06-20 Anthony Green <green@moxielogic.com>
9592 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9593 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9595 2009-06-20 Richard Guenther <rguenther@suse.de>
9597 * tree-ssa-structalias.c (find_func_aliases): For memset use
9598 a constraint from NULL if we memset to zero.
9599 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9600 we explicitly handle that do not read from memory.
9601 (call_may_clobber_ref_p_1): Properly handle builtins that may
9604 2009-06-20 Richard Guenther <rguenther@suse.de>
9606 PR tree-optimization/40495
9607 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9608 (new_scalar_tmp_constraint_exp): New function.
9609 (process_constraint): Do not create temporary decls.
9610 (process_all_all_constraints): Likewise.
9611 (handle_const_call): Likewise.
9612 (create_function_info_for): Do not set decl.
9614 2009-06-19 Ian Lance Taylor <iant@google.com>
9616 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9617 (rs6000_attribute_table): Make static; move before use.
9619 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9621 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9622 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9623 Propagate the TREE_READONLY flag without overwriting it.
9624 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9625 Propagate the TREE_READONLY flag onto the result.
9626 (process_call_operands): Move around. Use correct constant value.
9628 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9631 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9632 * config/arm/arm.md: Likewise.
9634 2009-06-19 Ian Lance Taylor <iant@google.com>
9636 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9637 to GIMPLE_ERROR_MARK.
9639 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9640 op2_original_type parameters. Warn about using different enum types.
9641 * c-parser.c (c_parser_conditional_expression): Pass original
9642 types to build_conditional_expr.
9643 * c-tree.h (build_conditional_expr): Update declaration.
9645 2009-06-19 Ian Lance Taylor <iant@google.com>
9647 * config/i386/i386.c (ix86_function_specific_save): Test that
9648 fields match values, rather than testing the values are in a
9651 2009-06-19 Richard Guenther <rguenther@suse.de>
9653 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9655 (ptr_derefs_may_alias_p): Likewise.
9656 (ptr_deref_may_alias_ref_p_1): New function.
9657 (ptr_deref_may_alias_ref_p): Likewise.
9658 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9659 covered by looking at the ESCAPED solution.
9660 (call_may_clobber_ref_p_1): Likewise.
9661 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9662 Handle NULL_TREE offset. Do not produce redundant constraints.
9663 (process_all_all_constraints): New helper function.
9664 (do_structure_copy): Use it.
9665 (handle_lhs_call): Likewise.
9666 (find_func_aliases): Handle some builtins with pointer arguments
9667 and/or return values explicitly.
9669 2009-06-19 Ian Lance Taylor <iant@google.com>
9671 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9673 2009-06-19 Ian Lance Taylor <iant@google.com>
9675 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9677 2009-06-19 Ian Lance Taylor <iant@google.com>
9679 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9680 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9683 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9684 uninitialized const.
9686 2009-06-19 Ian Lance Taylor <iant@google.com>
9688 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9691 * c-decl.c (in_struct, struct_types): Remove.
9692 (struct c_binding): Add in_struct field.
9693 (c_binding_ptr): Define type, along with VEC.
9694 (struct c_struct_parse_info): Define.
9695 (struct_parse_info): New static variable.
9696 (bind): Initialize in_struct field.
9697 (start_struct): Remove enclosing_in_struct and
9698 enclosing_struct_types parameters. Add
9699 enclosing_struct_parse_info parameter. Change all callers. Set
9700 struct_parse_info rather than in_struct and struct_types.
9701 (grokfield): If -Wc++-compat and there is a symbol binding for the
9702 field name, set the in_struct flag and push it on the
9703 struct_parse_info->fields vector.
9704 (warn_cxx_compat_finish_struct): New static function.
9705 (finish_struct): Remove enclosing_in_struct and
9706 enclosing_struct_types parameters. Add
9707 enclosing_struct_parse_info parameter. Change all callers. Don't
9708 set C_TYPE_DEFINED_IN_STRUCT here. Call
9709 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9710 parameter. Only push on struct_types if warn_cxx_compat.
9711 (finish_enum): Only push on struct_types if warn_cxx_compat.
9712 (declspecs_add_type): Add loc parameter. Change all callers.
9713 Change all error calls to error_at. Pass loc, not input_location,
9714 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9715 defined in a struct. If -Wc++-compat and parsing a struct, record
9716 that a typedef name was used.
9717 * c-parser.c (c_parser_declspecs): Get location to pass to
9719 (c_parser_struct_or_union_specifier): Update calls to start_struct
9721 * c-tree.h (struct c_struct_parse_info): Declare.
9722 (finish_struct, start_struct): Update declarations.
9723 (declspecs_add_type): Update declaration.
9725 2009-06-19 Ian Lance Taylor <iant@google.com>
9727 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9728 variable with an anonymous type.
9730 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9732 * see.c: Remove for real.
9734 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9736 * optabs.h (enum optab_index): Add new OTI_significand.
9737 (significand_optab): Define corresponding macro.
9738 * optabs.c (init_optabs): Initialize significand_optab.
9739 * genopinit.c (optabs): Implement significand_optab using
9740 significand?f2 patterns.
9741 * builtins.c (expand_builtin_mathfn): Handle
9742 BUILT_IN_SIGNIFICAND{,F,L}.
9743 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9744 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9746 * config/i386/i386.md (significandxf2, significand<mode>2): New
9747 expanders to implement significandf, significand and significandl
9748 built-ins as inline x87 intrinsics.
9750 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9752 * config/avr/avr.c (avr_override_options): Remove setting value of
9753 PARAM_INLINE_CALL_COST.
9755 2009-06-18 Richard Henderson <rth@redhat.com>
9758 * tree-pass.h (TDF_ASMNAME): New.
9759 * tree-dump.c (dump_options): Add asmname.
9760 * doc/invoke.texi: Document it.
9762 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9763 (dump_decl_name): ...here.
9764 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9765 (dump_generic_node): Update dump_function_name calls.
9766 (print_call_name): New flags arg; update all dump calls.
9767 * diagnostic.h (print_call_name): Update.
9768 * gimple-pretty-print.c (dump_gimple_call): Update.
9770 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9773 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9775 2009-06-18 Diego Novillo <dnovillo@google.com>
9777 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9778 * plugin.c (str_license): Declare.
9779 (try_init_one_plugin): Assert that the symbol
9780 'plugin_is_GPL_compatible' exists.
9782 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9785 * Makefile.in (OBJS-common): Remove see.o.
9787 * common.opt (fsee): Mark as preserved for backward compatibility.
9788 * opts.c (common_handle_option): Add OPT_fsee to the backward
9789 compatibility section.
9790 * passes.c (init_optimization_passes, pass_see): Remove pass.
9791 * timevar.def (TV_SEE): Remove.
9792 * tree-pass.h (pass_see): Remove declaration.
9793 * doc/invoke.texi (-fsee): Remove documentation.
9795 2009-06-18 Martin Jambor <mjambor@suse.cz>
9797 * tree-sra.c: Include statistics.h
9798 (sra_stats): New variable.
9799 (sra_initialize): Clear sra_stats.
9800 (create_access_replacement): Increment sra_stats.replacements.
9801 (get_access_replacement): Do not return twice.
9802 (analyze_all_variable_accesses): Increment statistics counter by the
9803 number of scalarized aggregates.
9804 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9805 (sra_modify_expr): Increment sra_stats.exprs.
9806 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9807 (sra_modify_assign): Increment sra_stats.exprs,
9808 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9809 (perform_intra_sra): Update statistics counters.
9810 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9812 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9814 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9815 (arm_scalar_mode_supported_p): New function.
9817 2009-06-18 Paul Brook <paul@codesourcery.com>
9818 Sandra Loosemore <sandra@codesourcery.com>
9820 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9821 (__extendhfsf2, __truncsfhf2): Define.
9822 * config/arm/fp16.c: New file.
9823 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9824 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9826 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9828 * doc/extend.texi (Half-Precision): New section.
9829 * doc/invoke.texi (Option Summary): List -mfp16-format.
9830 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9831 * config/arm/arm.opt (mfp16-format=): New.
9832 * config/arm/arm.c: Include intl.h.
9833 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9834 (TARGET_INVALID_RETURN_TYPE): Redefine.
9835 (TARGET_PROMOTED_TYPE): Redefine.
9836 (TARGET_CONVERT_TO_TYPE): Redefine.
9837 (arm_fp16_format): Define.
9838 (all_fpus): Add entry for neon-fp16.
9839 (fp_model_for_fpu): Likewise.
9840 (struct fp16_format): Declare.
9841 (all_fp16_formats): Define.
9842 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9844 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9846 (arm_legitimate_index_p): Treat HFmode like HImode.
9847 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9848 (coproc_secondary_reload_class): Special-case HFmode.
9849 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9850 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9851 (arm_init_fp16_builtins): New.
9852 (arm_init_builtins): Call it.
9853 (arm_invalid_parameter_type): New.
9854 (arm_invalid_return_type): New.
9855 (arm_promoted_type): New.
9856 (arm_convert_to_type).
9857 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9859 (arm_emit_fp16_const): New function.
9860 (arm_mangle_type): Mangle __fp16 as "Dh".
9861 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9863 (TARGET_NEON_FP16): New.
9864 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9865 (enum fputype): Add FPUTYPE_NEON_FP16.
9866 (enum arm_fp16_format_type): Declare.
9867 (arm_fp16_format): Declare.
9868 (LARGEST_EXPONENT_IS_NORMAL): Define.
9869 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9870 * config/arm/arm-modes.def (HFmode): Define.
9871 * config/arm/vfp.md: (*movhf_vfp): New.
9874 * config/arm/arm.md: (fpu): Add neon_fp16.
9875 (floatsihf2, floatdihf2): New.
9876 (fix_trunchfsi2, fix_trunchfdi2): New.
9880 (*arm32_movhf): New.
9881 (*thumb1_movhf): New.
9882 (consttable_2): Add check for HFmode constants.
9883 (consttable_4): Handle HFmode constants.
9885 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9887 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9889 2009-06-17 Olivier Hainque <hainque@adacore.com>
9891 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9892 const char ** conversion in AIX specific section.
9894 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9896 * config/i386/i386.c (ix86_special_builtin_type): Remove
9897 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9898 (bdesc_special_args): Updated.
9899 (ix86_init_mmx_sse_builtins): Likewise.
9900 (ix86_expand_special_args_builtin): Likewise.
9902 2009-06-17 Richard Henderson <rth@redhat.com>
9904 * tree-pretty-print.c (maybe_dump_asm_name): New.
9905 (dump_decl_name): Use it.
9906 (PRINT_FUNCTION_NAME): Merge into...
9907 (dump_function_name): ... here. Use maybe_dump_asm_name.
9909 2009-06-17 Cary Coutant <ccoutant@google.com>
9911 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9913 * debug.c (struct gcc_debug_hooks): Change placeholder for
9915 (debug_nothing_int_charstar_int): Replaced by...
9916 (debug_nothing_int_charstar_int_bool): ...this.
9917 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9918 source_line prototype.
9919 (debug_nothing_int_charstar_int): Replaced by...
9920 (debug_nothing_int_charstar_int_bool): ...this.
9921 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9922 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9923 Output is_stmt operand when necessary.
9924 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9925 (notice_source_line): Add is_stmt parameter.
9926 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9927 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9929 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9930 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9932 2009-06-17 Ian Lance Taylor <iant@google.com>
9934 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9936 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9939 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9941 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9942 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9943 tree_strip_sign_nop_conversions and
9944 tree_ssa_strip_useless_type_conversions rather than stripping
9945 the operations here.
9946 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9948 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9949 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9950 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9951 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9954 2009-06-17 Michael Eager <eager@eagercon.com>
9956 * config/rs6000/constraints.md (register_constraint "d"): New.
9957 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9958 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9959 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9960 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9961 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9962 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9963 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9964 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9965 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9966 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9968 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9969 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9970 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9971 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9972 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9973 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9974 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9975 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9976 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9977 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9978 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9979 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9980 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9981 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9983 2009-06-16 Ian Lance Taylor <iant@google.com>
9985 * profile.c (total_num_never_executed): Don't define.
9986 (compute_branch_probabilities): Don't count or print
9988 (init_branch_prob): Don't set total_num_never_executed.
9989 (end_branch_prob): Don't print total_num_never_executed.
9991 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9993 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9995 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9997 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9998 (nabstd2_fpr): Same.
10000 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10002 * expr.c (expand_assignment): Change complex type check.
10004 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10006 * doc/plugins.texi (Building GCC plugins): Added new section.
10008 2009-06-17 Ian Lance Taylor <iant@google.com>
10010 * c-pch.c (get_ident): Don't set size of templ array.
10011 (pch_init): Don't set size of partial_pch array.
10013 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10014 string constant to intialize an array whose size is the length of
10017 2009-06-17 Richard Guenther <rguenther@suse.de>
10019 PR tree-optimization/40389
10020 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10021 to addressable types.
10022 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10024 2009-06-17 Richard Guenther <rguenther@suse.de>
10026 PR middle-end/40460
10027 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10028 if there is no evolution of left in the loop bail out.
10029 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10030 chrec_fold_multiply.
10032 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10033 Janis Johnson <janis187@us.ibm.com>
10036 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10037 for the symbol ref of a constant that is the source of a move
10038 - nor for any other not-obvious-label-ref constants.
10040 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10042 * plugin.c (position_pass): Skip newly inserted pass during list
10043 traversal to avoid repeated insertion.
10045 2009-06-16 Ian Lance Taylor <iant@google.com>
10047 * vec.h (VEC_stack_alloc): Define different version if
10048 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10049 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10050 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10051 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10053 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10055 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10057 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10058 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10059 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10060 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10061 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10062 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10063 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10064 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10065 __builtin_ia32_rdtscp.
10066 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10067 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10068 and __builtin_ia32_rorhi.
10069 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10070 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10071 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10072 (ix86_expand_args_builtin): Likewise.
10073 (ix86_expand_special_args_builtin): Likewise.
10075 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10076 (UNSPECV_RDTSC): Likewise.
10077 (UNSPECV_RDPMC): Likewise.
10078 (*bsr): Renamed to ...
10080 (*bsr_rex64): Renamed to ...
10083 (*rdpmc): Likewise.
10084 (*rdpmc_rex64): Likewise.
10086 (*rdtsc): Likewise.
10087 (*rdtsc_rex64): Likewise.
10088 (rdtscp): Likewise.
10089 (*rdtscp): Likewise.
10090 (*rdtscp_rex64): Likewise.
10092 * config/i386/ia32intrin.h: New.
10094 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10096 2009-06-16 Ian Lance Taylor <iant@google.com>
10098 * ira-build.c (copy_info_to_removed_store_destinations):
10099 Initialize parent_a.
10101 2009-06-16 Ian Lance Taylor <iant@google.com>
10103 * c-decl.c (grokdeclarator): Change size_varies to bool.
10105 2009-06-16 Ian Lance Taylor <iant@google.com>
10107 * sel-sched.c: Make forward declarations of move_op_hooks and
10108 fur_hooks explicitly extern.
10110 2009-06-16 Ian Lance Taylor <iant@google.com>
10112 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10113 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10115 2009-06-16 Ian Lance Taylor <iant@google.com>
10117 * resource.c (mark_referenced_resources): Change
10118 include_delayed_effects parameter to bool. Change all callers.
10119 (mark_end_of_function_resources): Likewise.
10120 * reorg.c (insn_references_resource_p): Likewise.
10121 (insn_sets_resource_p): Likewise.
10122 * resource.h (mark_referenced_resources): Update declaration.
10123 (mark_end_of_function_resources): Update declaration.
10125 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10127 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10129 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10131 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10132 GCC can bootstrap on AIX with GNU Binutils 2.20.
10134 2009-06-16 Ian Lance Taylor <iant@google.com>
10136 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10138 2009-06-16 Ian Lance Taylor <iant@google.com>
10140 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10141 inline, not extern inline.
10142 (exact_log2): Likewise.
10143 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10145 (exact_log2): Likewise, but don't test CTZ_HWI.
10147 2009-06-16 Ian Lance Taylor <iant@google.com>
10149 * bitmap.c (bitmap_clear): Don't declare as inline.
10150 * gimple.c (gimplify_assign): Likewise.
10151 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10152 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10153 (sched_scan_info): Remove duplicate definition.
10155 2009-06-16 Ian Lance Taylor <iant@google.com>
10157 * c-common.c (skip_evaluation): Don't define.
10158 (c_inhibit_evaluation_warnings): Define global variable.
10159 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10160 than skip_evaluation.
10161 (convert_and_check, warn_for_div_by_zero): Likewise.
10162 * c-common.h (skip_evaluation): Don't declare.
10163 (c_inhibit_evaluation_warnings): Declare.
10164 * c-parser.c (c_parser_typeof_specifier): Set
10165 c_inhibit_evaluation_warnings rather than skip_evaluation.
10166 (c_parser_conditional_expression): Likewise.
10167 (c_parser_binary_expression): Likewise.
10168 (c_parser_sizeof_expression): Likewise.
10169 (c_parser_alignof_expression): Likewise.
10170 * c-typeck.c (build_indirect_ref): Check
10171 c_inhibit_evaluation_warnings rather than skip_evaluation.
10172 (build_conditional_expr, build_binary_op): Likewise.
10174 2009-06-16 Richard Guenther <rguenther@suse.de>
10176 * tree-ssa-alias.c (is_escape_site): Remove.
10177 * tree-ssa-alias.h (enum escape_type): Remove.
10178 (is_escape_site): Likewise.
10179 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10180 via casts and asms without deferring to is_escape_site.
10182 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10184 PR middle-end/40446
10185 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10186 use gen_lowpart if op0 has complex mode.
10188 2009-06-16 Richard Guenther <rguenther@suse.de>
10190 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10191 variables add them to ESCAPED.
10192 (find_func_aliases): Do not make all indirectly stored values escaped.
10194 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10196 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10197 make_decl_one_only.
10199 2009-06-16 Martin Jambor <mjambor@suse.cz>
10201 PR tree-optimization/40432
10202 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10203 check whether we need to force gimple register operand.
10205 2009-06-16 Martin Jambor <mjambor@suse.cz>
10207 PR tree-optimization/40413
10208 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10209 build_ref_for_offset.
10210 (propagate_subacesses_accross_link): Fix a typo in a comment.
10212 2009-06-16 Ira Rosen <irar@il.ibm.com>
10214 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10215 with additional parameter.
10216 * tree-vectorizer.h (enum vect_def_type): Add new value
10218 (enum vect_relevant): Add comments.
10219 (vect_is_simple_reduction): Add new argument.
10220 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10221 Detect nested cycles.
10222 (vect_is_simple_reduction): Update documentation, add an argument to
10223 distinguish inner-loop reduction from nested cycle, detect nested
10224 cycles, fix printings and indentation, don't swap operands in case
10226 (get_initial_def_for_reduction): Handle subtraction.
10227 (vect_create_epilog_for_reduction): Add new argument to specify
10228 reduction variable.
10229 (vect_finalize_reduction): Handle subtraction, fix comments.
10230 (vectorizable_reduction): Handle nested cycles. In case of nested
10231 cycle keep track of the reduction variable position. Call
10232 vect_is_simple_reduction with additional parameter. Use original
10233 statement code in reduction epilogue for nested cycle. Call
10234 vect_create_epilog_for_reduction with additional parameter.
10235 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10236 inner-loop vectorization.
10237 (vect_recog_widen_sum_pattern): Likewise.
10238 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10240 (vect_mark_stmts_to_be_vectorized): Likewise.
10241 (vect_get_vec_def_for_operand): Handle nested cycles.
10243 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10245 * doc/invoke.texi (Debugging Options): Fix option index entries
10246 for -fdump-statistics, -frandom-seed add entries for
10247 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10248 (FRV Options): Fix entries for -mTLS, -mtls.
10249 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10250 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10251 (M68hc1x Options): Fix @itemx for -mnominmax.
10252 (MCore Options): Fix entry for -mno-lsim.
10253 (MMIX Options): Fix entry for -mabi=mmixware.
10254 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10256 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10258 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10259 Mention the plugin mode of gengtype.
10260 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10261 * gengtype.c: Updated copyright.
10262 (plugin_files, nb_plugin_files) Added new static variables.
10263 (measure_input_list) Care about plugin_files.
10264 (write_rtx_next): Added early return in plugin mode.
10265 (create_file): Updated copyright year in generated file. Added
10267 (oprintf): Added early return if NULL outf.
10268 (get_output_file_with_visibility): Care of plugin_files.
10269 (get_output_file_name): May return null.
10270 (write_local): Added early return.
10271 (put_mangled_filename): Ditto.
10272 (finish_root_table): Added check for base_files.
10273 (write_roots): Care about null when plugins.
10274 (main): Added plugin mode.
10276 2009-06-15 Ian Lance Taylor <iant@google.com>
10278 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10279 * gcov.c (read_count_file): Add braces around variables declared
10282 * c.opt (Wjump-misses-init): New warning.
10283 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10284 -Wall and -Wc++-compat if not already set.
10285 (c_common_post_options): Clear warn_jump_misses_init if it was not
10287 * c-decl.c (struct c_binding): Change type field to a union with
10288 new label field. Make it the first field in the struct. Update
10289 references to type to use u.type instead.
10290 (struct c_spot_bindings): Define.
10291 (struct c_goto_bindings): Define.
10292 (c_goto_bindings_p): Define, along with VECs.
10293 (struct c_label_vars): Define.
10294 (struct c_scope): Add has_label_bindings field.
10295 (bind_label, set_spot_bindings): New static functions.
10296 (decl_jump_unsafe, update_spot_bindings): New static functions.
10297 (update_label_decls): New static function.
10298 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10299 Update binding u.label field to shadowed field.
10300 (c_binding_start_stmt_expr): New function.
10301 (c_binding_end_stmt_expr): New function.
10302 (pushdecl): Don't call c_begin_vm_scope.
10303 (make_label): Add defining and p_label_vars parameters. Change
10305 (lookup_label): Correct test for whether a label has not yet been
10306 defined. Call bind_label rather than bind.
10307 (warn_about_goto): New static function.
10308 (lookup_label_for_goto): New function.
10309 (declare_label): Call bind_label rather than bind.
10310 (check_earlier_gotos): New static function.
10311 (define_label): Don't give errors about jumping into statement
10312 expressions or scopes of variably modified types. Call
10313 set_spot_bindings and check_earlier_gotos. Call bind_label
10314 instead of bind. Don't set label_context_stack_se or
10315 label_context_stack_vm.
10316 (c_get_switch_bindings): New function.
10317 (c_release_switch_bindings): New function.
10318 (c_check_switch_jump_warnings): New function.
10319 (start_function): Don't set label_context_stack_se or
10320 label_context_stack_vm.
10321 (finish_function): Likewise.
10322 * c-typeck.c (label_context_stack_se): Don't define.
10323 (label_context_stack_vm): Don't define.
10324 (c_finish_goto_label): Call lookup_label_for_goto rather than
10325 lookup_label. Don't give errors about jumping into a statement
10326 expression or the scope of a variably modified type. Don't set
10327 label_context_stack_se or label_context_stack_vm.
10328 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10329 fields. Add bindings field.
10330 (c_start_case): Don't set deleted fields. Set bindings field.
10331 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10332 or blocked_vm. Call c_check_switch_jump_warnings.
10333 (c_finish_case): Don't test blocked_stmt_expr field. Call
10334 c_release_switch_bindings.
10335 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10336 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10337 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10338 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10339 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10340 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10341 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10342 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10343 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10344 (C_DECL_UNJUMPABLE_VM): Don't define.
10345 (C_DECL_UNDEFINABLE_VM): Don't define.
10346 (struct c_label_list): Don't define.
10347 (struct c_label_context_se): Don't define.
10348 (struct c_label_context_vm): Don't define.
10349 (struct c_spot_bindings): Declare.
10350 (c_bindings_start_stmt_expr): Declare.
10351 (c_bindings_end_stmt_expr): Declare.
10352 (lookup_label_for_goto): Declare.
10353 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10354 (c_check_switch_jump_warnings): Declare.
10355 (label_context_stack_se, label_context_stack_vm): Don't declare.
10356 (c_finish_goto_label): Update declaration.
10357 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10358 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10359 (Warning Options): Document -Wjump-misses-init.
10361 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10363 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10366 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10368 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10370 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10372 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10374 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10376 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10378 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10380 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10381 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10382 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10383 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10384 * dwarf2asm.c (dw2_force_const_mem): Update call to
10385 make_decl_one_only.
10386 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10387 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10388 * langhooks.c (lhd_comdat_group): Remove.
10389 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10390 * tree.h (DECL_COMDAT_GROUP): New.
10391 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10392 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10393 (make_decl_one_only): Change signature.
10394 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10395 make_decl_one_only.
10396 (make_decl_one_only): Change signature.
10397 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10399 2009-06-15 Richard Guenther <rguenther@suse.de>
10401 PR middle-end/40439
10402 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10404 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10406 * tree-ssa-math-opts.c: Remove extra divide.
10408 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10410 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10412 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10414 * passes.c: Add bswap pass.
10415 * tree-pass.h: Add pass_optimize_bswap declaration.
10416 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10417 Include rtl.h, expr.h and optabs.h for optab_handler check.
10418 (struct symbolic_number, pass_optimize_bswap): New definition.
10419 (do_shift_rotate, verify_symbolic_number_p): New functions.
10420 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10421 (gate_optimize_bswap): New function.
10422 * tree.c (widest_int_cst_value): New function.
10423 * tree.h (widest_int_cst_value): Prototype added.
10425 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10427 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10428 REG_EQUAL/REG_EQUIV notes.
10430 2009-06-14 Richard Guenther <rguenther@suse.de>
10432 PR middle-end/40389
10433 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10434 has its address taken if NRV was applied and it is addressable.
10435 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10436 function split out from ...
10437 (get_constraint_for_1): ... here.
10438 (handle_rhs_call): Use it to mark the return slot escaped if
10439 it is addressable and NRV was applied.
10441 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10443 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10444 Change first argument type to location_t.
10445 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10446 Do not set input_location.
10447 Use loc instead of input_location throughout.
10449 2009-06-13 Richard Guenther <rguenther@suse.de>
10451 PR tree-optimization/40421
10452 * tree-predcom.c (should_unroll_loop_p): Remove.
10453 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10455 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10457 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10458 Add location argument.
10460 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10462 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10464 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10465 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10466 * config/spu/spu-protos.h: Add location to
10467 spu_resolve_overloaded_builtin.
10468 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10469 spu_build_builtin_va_list.
10470 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10471 argument. Pass location to build_function_call_vec.
10472 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10474 (emit_fpu_switch): Same.
10475 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10476 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10477 to build_decl and create_artificial_label.
10478 (xtensa_gimplify_va_arg_expr): Same.
10479 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10480 (xstormy16_gimplify_va_arg_expr): Same.
10481 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10482 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10483 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10484 (mips16_build_function_stub): Same.
10485 (mips16_build_call_stub): Same.
10487 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10490 * arm/constraints.md (Pa, Pb): New constraints.
10491 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10492 split pattern to deal with them.
10494 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10496 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10497 fix index entry for -Xpreprocessor.
10499 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10501 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10502 Add location argument to build_decl call.
10503 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10504 (rs6000_init_builtins): Same.
10505 (spe_init_builtins): Same.
10506 (rs6000_gimplify_va_arg): Add location argument to
10507 create_artificial_label call.
10509 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10511 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10512 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10513 * Makefile.in: Fix GGC dependency for gcse.o.
10515 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10517 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10518 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10519 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10521 * c-parser.c (c_parser_binary_expression): Use current column while
10522 building binary operations.
10523 * common.opt (fshow-column): Enable by default.
10524 * tree-vrp.c (check_array_ref): Use warning_at.
10525 (check_array_bounds): Use location from call back if expr has no
10527 * tree.h: Add location argument to maybe_fold_*.
10528 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10529 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10530 (maybe_fold_offset_to_component_ref): Same.
10531 (maybe_fold_offset_to_reference): Same.
10532 (maybe_fold_offset_to_address): Same.
10533 (maybe_fold_stmt_indirect): Same.
10534 (maybe_fold_stmt_addition): Same.
10535 (fold_stmt_r): Pass location to maybe_fold_*.
10536 (fold_gimple_assign): Same.
10537 * c-tree.h: Add location argument to finish_decl,
10538 default_function_array_conversion, store_init_value.
10539 * c-decl.c (define_label): Use error_at.
10540 (c_make_fname_decl): Pass location to finish_decl.
10541 (finish_decl): New location argument.
10542 (build_compound_literal): Pass location to store_init_value.
10543 (grokdeclarator): Pass location to finish_decl.
10545 * c-typeck.c (array_to_pointer_conversion): New location argument.
10546 (function_to_pointer_conversion): Same.
10547 (default_function_array_conversion): Same.
10548 (parser_build_unary_op): Pass location to overflow_warning.
10549 (parser_build_binary_op): Same. Use warning_at.
10550 (build_unary_op): Pass location to array_to_pointer_conversion.
10551 (build_c_cast): Pass location to digest_init.
10552 (build_modify_expr): New location argument.
10553 (convert_for_assignment): Same.
10554 (store_init_value): Same.
10555 (digest_init): Same.
10556 (output_init_element): Pass location to digest_init and
10557 array_to_pointer_conversion.
10558 (c_finish_return): Pass location to convert_for_assignment.
10559 * gimplify.c (gimplify_conversion): Pass location to
10560 maybe_fold_offset_to_address.
10561 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10562 to maybe_fold_stmt_addition.
10563 * c-omp.c (c_finish_omp_atomic): Pass new location to
10565 (c_finish_omp_for): Same.
10566 * c-common.c (overflow_warning): New argument.
10567 * c-common.h: New argument to build_modify_expr, overflow_warning.
10568 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10570 (c_parser_initializer): Pass location to
10571 default_function_array_conversion.
10572 (c_parser_initelt): Same.
10573 (c_parser_initval): Same.
10574 (c_parser_asm_operands): Same.
10575 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10576 (c_parser_conditional_expression): Same.
10577 (c_parser_binary_expression): Add location info to stack. Use it.
10578 (c_parser_unary_expression): Pass location to
10579 default_function_array_conversion, parser_build_unary_op,
10580 build_indirect_ref, c_parser_postfix_expression_after_primary.
10581 (c_parser_postfix_expression_after_primary): New location argument.
10583 (c_parser_expression_conv): Pass location to
10584 default_function_array_conversion.
10585 (c_parser_expr_list): Same.
10586 (c_parser_omp_atomic): Same.
10587 (c_parser_omp_for_loop): Same.
10588 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10589 (build_array_declarator): New argument.
10590 * c-decl.c (build_array_declarator): Add location argument.
10591 (grokdeclarator): Set id_loc for cdk_array.
10592 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10593 build_array_declarator.
10594 * tree.c (build_omp_clause): Add location argument.
10595 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10596 (OMP_CLAUSE_LOCATION): New macro.
10597 (struct tree_omp_clause): Add location field.
10598 (build_omp_clause): Add argument.
10599 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10600 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10602 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10603 (cp_parser_omp_clause_collapse): Same.
10604 (cp_parser_omp_clause_default): Same.
10605 (cp_parser_omp_clause_if): Same.
10606 (cp_parser_omp_clause_nowait): Same.
10607 (cp_parser_omp_clause_num_threads): Same.
10608 (cp_parser_omp_clause_ordered): Same.
10609 (cp_parser_omp_clause_schedule): Same.
10610 (cp_parser_omp_clause_untied): Same.
10611 (cp_parser_omp_for_loop): Same.
10612 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10613 * c-tree.h (c_start_case): Add location argument.
10614 (c_process_expr_stmt): Same.
10615 (c_finish_goto_*): Same.
10616 * tree-parloops.c (initialize_reductions): Pass location to
10618 (create_parallel_loop): Same.
10619 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10620 (gfc_trans_omp_reduction_list): Same.
10621 (gfc_trans_omp_clauses): Same.
10622 (gfc_trans_omp_do): Same.
10623 * c-typeck.c (c_finish_goto_label): Same.
10624 (c_finish_goto_ptr): New location argument.
10625 (c_start_case): Same.
10626 (emit_side_effect_warnings): Same.
10627 (c_process_expr_stmt): Same.
10628 (c_finish_stmt_expr): Same.
10629 (c_finish_omp_clauses): Use error_at instead of error.
10630 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10632 * c-omp.c (c_split_parallel_clauses): New location argument.
10633 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10634 to build_omp_clause.
10635 (convert_local_reference_stmt): Same.
10636 (convert_gimple_call): Same.
10637 * c-common.h (c_split_parallel_clauses): New argument.
10638 * c-parser.c (c_parser_statement_after_labels): Pass location to
10639 c_finish_goto_label.
10640 (c_parser_switch_statement): Pass location to c_start_case.
10641 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10642 and c_process_expr_stmt.
10643 (c_parser_omp_variable_list): Add location argument.
10644 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10645 (c_parser_omp_clause_default): Same.
10646 (c_parser_omp_clause_if): Same.
10647 (c_parser_omp_clause_num_threads): Same.
10648 (-c_parser_omp_clause_ordered): Same.
10649 (c_parser_omp_clause_reduction): Pass location to
10650 c_parser_omp_variable_list.
10651 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10652 (c_parser_omp_clause_untied): Same.
10653 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10654 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10656 * c-tree.h (check_for_loop_decls, undeclared_variable,
10657 build_component_ref, build_array_ref, build_external_ref,
10658 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10659 build_conditional_expr, build_compound_expr, c_cast_expr,
10660 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10661 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10663 * c-semantics.c (build_stmt): Same.
10664 (build_case_label): Same.
10665 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10666 (undeclared_variable): New argument.
10667 (make_label): Same.
10668 (lookup_label): Pass location on down.
10669 (define_label): Same.
10670 (finish_decl): Same.
10671 (build_compound_literal): Same.
10672 (finish_struct): Same.
10673 (finish_function): Do not set location here.
10674 (check_for_loop_decls): New argument.
10675 * tree.c (save_expr): Set location.
10676 (build_empty_stmt): New argument.
10677 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10678 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10679 * builtins.c (gimplify_va_arg_expr): Use locations.
10680 (expand_builtin_sync_operation): Same.
10681 * c-typeck.c (build_component_ref): New argument.
10682 (build_array_ref): Same.
10683 (build_external_ref): Same.
10684 (c_expr_sizeof_expr): Same.
10685 (c_expr_sizeof_type): Same.
10686 (parser_build_unary_op): Same.
10687 (build_conditional_expr): Same.
10688 (build_compound_expr): Pass location on down.
10689 (build_compound_expr): New argument.
10690 (build_c_cast): Same.
10691 (c_cast_expr): Same.
10692 (build_asm_expr): Same.
10693 (c_finish_return): Same.
10694 (c_process_expr_stmt): Pass location on down.
10695 (c_finish_stmt_expr): New argument.
10696 (push_clenaup): Same.
10697 (c_finish_omp_parallel): Same.
10698 (c_finish_omp_task): Same.
10699 * gimplify.c (gimplify_call_expr): Pass location on down.
10700 * c-omp.c (c_finish_omp_master): New argument.
10701 (c_finish_omp_critical): Same.
10702 (c_finish_omp_ordered): Same.
10703 (c_finish_omp_barrier): Same.
10704 (-c_finish_omp_taskwait): Same.
10705 (c_finish_omp_atomic): Same.
10706 (c_finish_omp_flush): Same.
10707 * tree-inline.c (copy_tree_body_r): Pass location on down.
10708 (inline_forbidden_p): Remove use of input_location.
10709 * c-gimplify.c (c_build_bind_expr): New argument.
10710 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10711 (c_sizeof_or_alignof_type): New argument.
10712 (c_alignof_expr): Same.
10713 (build_va_arg): Same.
10714 (c_add_case_label): Same.
10715 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10716 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10717 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10718 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10719 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10720 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10722 * stub-objc.c (objc_build_selector_expr): Same.
10723 (objc_build_throw_stmt): Same.
10724 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10725 (c_parser_initelt): Same.
10726 (c_parser_compound_statement): Same.
10727 (c_parser_compound_statement_nostart): Same.
10728 (c_parser_label): Same.
10729 (c_parser_statement_after_labels): Same.
10730 (c_parser_if_body): Same.
10731 (c_parser_else_body): Same.
10732 (c_parser_if_statement): Same.
10733 (c_parser_switch_statement): Same.
10734 (c_parser_while_statement): Same.
10735 (c_parser_do_statement): Same.
10736 (c_parser_for_statement): Same.
10737 (c_parser_asm_statement): Same.
10738 (c_parser_conditional_expression): Same.
10739 (c_parser_binary_expression): Same.
10740 (c_parser_cast_expression): Same.
10741 (c_parser_unary_expression): Same.
10742 (c_parser_sizeof_expression): Same.
10743 (c_parser_alignof_expression): Same.
10744 (c_parser_postfix_expression): Same.
10745 (c_parser_expression): Same.
10746 (c_parser_objc_receiver): Same.
10747 (c_parser_omp_variable_list): Same.
10748 (c_parser_omp_structured_block): Same.
10749 (c_parser_omp_atomic): New argument.
10750 (c_parser_omp_barrier): Same.
10751 (c_parser_omp_critical): Same.
10752 (c_parser_omp_flush): Pass location on down.
10753 (c_parser_omp_for_loop): New argument.
10754 (c_parser_omp_for): Same.
10755 (c_parser_omp_master): Same.
10756 (c_parser_omp_ordered): Same.
10757 (c_parser_omp_sections_scope): Same.
10758 (c_parser_omp_sections): Same.
10759 (c_parser_omp_parallel): Same.
10760 (c_parser_omp_single): Same.
10761 (c_parser_omp_task): Same.
10762 (c_parser_omp_taskwait): Pass location on down.
10763 (c_parser_omp_construct): Same.
10764 (c_parser_omp_threadprivate): Same.
10765 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10766 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10767 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10768 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10769 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10770 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10771 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10772 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10773 config/i386/i386.c, stmt.c:
10774 Add location argument to the following function definitions and/or
10775 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10776 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10777 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10778 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10779 do_case, c_finish_bc_stmt, build_compound_literal,
10780 build_function_call.
10781 * c-decl.c (build_compound_literal): Add location argument.
10782 Make all diagnostic calls use location.
10783 (start_struct): Same.
10784 (finish_struct): Same.
10785 (start_enum): Same.
10786 (build_enumerator): Same.
10787 (start_function): Same.
10788 (grokdeclarator): Make all diagnostic calls use location.
10789 (store_parm_decls_oldstyle): Same.
10790 * c-typeck.c (build_function_call): Add location argument.
10791 Make all diagnostic calls use location.
10793 (c_finish_bc_stmt): Same.
10794 * tree-nested.c (get_trampoline_type): Add argument.
10795 Pass location to build_decl.
10796 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10797 * rtl.h (RTL_LOCATION): New.
10798 * c-common.c (c_add_case_label): Add location argument.
10799 Make all diagnostic calls use location.
10800 * c-common.h: Add location argument to make_fname_decl, do_case,
10801 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10802 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10803 Set it appropriately for every case. Pass enum_loc to start_enum
10804 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10806 (c_parser_struct_or_union_specifier): Save location. Use it for
10807 start_struct, finish_struct, and parser_xref_tag.
10809 2009-06-12 Ian Lance Taylor <iant@google.com>
10811 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10813 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10814 cpp_opts->warn_cxx_operator_names.
10816 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10819 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10820 is returns NULL and OP is a VCE, look through the VCE.
10822 2009-06-12 Ian Lance Taylor <iant@google.com>
10825 * collect2.c (main): Use CONST_CAST2 in code inside #if
10826 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10828 2009-06-12 Joey Ye <joey.ye@intel.com>
10830 PR middle-end/39146
10831 * cfgexpand.c (get_decl_align_unit): Update
10832 max_used_stack_slot_alignment with align instead of
10833 stack_alignment_needed.
10835 * function.c (assign_stack_local_1): Update
10836 max_used_stack_slot_alignment with alignment_in_bits instead
10837 of stack_alignment_needed.
10838 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10841 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10843 * dwarf2out.c (last_var_location_insn): New variable.
10844 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10845 (dwarf2out_var_location): Don't record anything after last real
10846 insn. Only change labels if there were any real instructions
10847 in between last note and this one, or if changed sections.
10849 2009-06-11 Richard Henderson <rth@redhat.com>
10851 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10852 note when storing the frame pointer in a register.
10853 (FRP): Don't redefine to nothing for epilogue.
10854 (alpha_expand_epilogue): Mark register and sp restores.
10855 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10857 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10858 when gen_lowpart is needed.
10860 2009-06-11 Richard Henderson <rth@redhat.com>
10862 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10864 * dwarf2out.c (need_data_align_sf_opcode): New.
10865 (div_data_align): Move earlier.
10866 (def_cfa_1, reg_save): Use it.
10868 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10870 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10871 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10872 (ix86_handle_option): Handle OPT_mcrc32.
10873 (ix86_target_string): Add -mcrc32.
10874 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10876 * config/i386/i386.h (TARGET_CRC32): New.
10878 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10879 (sse4_2_crc32di): Likewise.
10881 * config/i386/i386.opt (mcrc32): New.
10883 * doc/invoke.texi: Document -mcrc32.
10885 2009-06-11 Richard Henderson <rth@redhat.com>
10887 * common.opt (gdwarf-): Accept a version number.
10888 * doc/invoke.texi (gdwarf-): Update docs.
10889 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10890 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10891 version level, and record it.
10893 * dwarf2.h (DW_CIE_VERSION): Remove.
10894 * dwarf2out.c (DWARF_VERSION): Remove.
10895 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10896 (output_call_frame_info): Use CIE version 3 for dwarf3,
10897 or if the return register column is out of range for version 1.
10898 (dwarf_stack_op_name): Add all dwarf3 values.
10899 (DEBUG_PUBTYPES_SECTION): New.
10900 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10901 encoding change for dwarf3.
10902 (output_die) [dw_val_class_die_ref]: Likewise.
10903 (output_compilation_unit_header): Emit correct version for dwarf3.
10904 (output_line_info): Likewise.
10905 (output_pubnames): Update for DWARF_VERSION removal.
10906 (output_aranges): Likewise.
10907 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10908 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10909 (dwarf2out_finish): Likewise.
10911 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10913 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10916 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10919 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10920 * builtins.c (expand_builtin_unreachable): New function.
10921 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10922 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10923 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10925 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10926 searching for missing barriers.
10928 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10930 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10931 when -fprofile-generate* was passed.
10932 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10934 2009-06-11 Anthony Green <green@moxielogic.com>
10936 * config/moxie/moxie.md: Define length attribute for all instructions.
10938 (*b<cond:code>): Support limited branch ranges for new PC-relative
10939 branch instructions.
10940 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10942 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10944 * config/i386/i386.c (min_insn_size): Use get_attr_length
10945 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10946 For __asm return 0.
10948 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10949 instead of emit_insn_before.
10951 2009-06-10 Ian Lance Taylor <iant@google.com>
10954 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10957 2009-06-10 Revital Eres <eres@il.ibm.com>
10959 * passes.c (init_optimization_passes): Reschedule
10960 predictive-commoning pass before complete unroll pass.
10962 2009-06-10 Martin Jambor <mjambor@suse.cz>
10964 * cgraph.c (cgraph_node_can_be_local_p): New function.
10965 (cgraph_make_node_local): New function.
10966 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10967 (cgraph_make_node_local): Declare.
10969 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10971 * tree.h (tree_base): Add packed_flag and user_align fields.
10972 Decrease size of spare field.
10973 (TYPE_USER_ALIGN): Use user_align from tree_base.
10974 (DECL_USER_ALIGN): Likewise.
10975 (TYPE_PACKED): Use packed_flag from tree_base.
10976 (DECL_PACKED): Likewise.
10977 (tree_type): Delete packed_flag and user_align fields. Widen
10978 precision field. Widen mode field and shuffle fields to align
10979 mode on an 8-bit boundary.
10980 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10981 Renumber decl_flag_* fields. Fix comments. Widen
10982 decl_common_unused field.
10983 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10984 (DECL_EXTERNAL): Likewise.
10985 (DECL_BIT_FIELD): Likewise.
10986 (DECL_NONADDRESSABLE_P): Likewise.
10987 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10988 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10990 2009-06-10 Ian Lance Taylor <iant@google.com>
10992 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10993 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10994 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10995 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10996 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10997 DEF_VEC_ALLOC_FUNC_P.
10998 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10999 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11000 DEF_VEC_ALLOC_FUNC_O.
11001 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11002 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11003 DEF_VEC_ALLOC_FUNC_I.
11004 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11005 (vec_stack_p_reserve_exact_1): Declare.
11006 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11007 (vec_stack_free): Declare.
11008 (VEC_stack_alloc): Define.
11009 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11010 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11011 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11012 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11014 (stack_vecs): New static variable.
11015 (vec_stack_p_reserve_exact_1): New function.
11016 (vec_stack_o_reserve_1): New static function.
11017 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11018 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11019 (vec_stack_free): New function.
11020 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11021 (VEC_df_ref_stack_alloc): Define.
11022 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11023 DEF_VEC_ALLOC_P_STACK.
11024 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11025 (struct df_collection_rec): Change _vec fields to VEC. Remove
11027 (df_free_collection_rec): Adjust for new fields.
11028 (df_insn_rescan): Use new df_collection_rec fields.
11029 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11030 (df_ref_create_structure, df_ref_record): Likewise.
11031 (df_get_conditional_uses, df_get_call_refs): Likewise.
11032 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11033 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11034 (df_record_exit_block_uses, df_bb_verify): Likewise.
11035 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11036 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11037 Remove count parameter. Change return type to void. Change all
11039 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11040 Remove count parameter. Change return type to void. Change all
11042 (df_install_refs): Change old_vec parameter to VEC. Remove count
11043 parameter. Change all callers.
11044 (df_install_mws): Change old_vec parameter to VEC. Remove count
11045 parameter. Change all callers.
11046 (df_refs_verify): Change new_rec parameter to VEC. Change call
11048 (df_mws_verify): Likewise.
11050 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11052 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11054 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11056 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11058 2009-06-10 Anthony Green <green@moxielogic.com>
11060 * config/moxie/crti.asm: New file.
11061 * config/moxie/crtn.asm: New file.
11062 * config/moxie/moxie.c: New file.
11063 * config/moxie/moxie.h: New file.
11064 * config/moxie/sfp-machine.h: New file.
11065 * config/moxie/moxie-protos.h: New file.
11066 * config/moxie/t-moxie: Created.
11067 * config/moxie/t-moxie-softfp: Created.
11068 * config/moxie/moxie.md: Created.
11069 * config/moxie/constraints.md: Created.
11070 * config.gcc: Add moxie support.
11071 * doc/md.texi (Machine Constraints): Add moxie constraints.
11072 * doc/contrib.texi (Contributors): Mention moxie port.
11073 * doc/install.texi (Specific): Mention the moxie port.
11075 2009-06-09 Ian Lance Taylor <iant@google.com>
11077 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11078 compiling with C++.
11079 * optabs.c (optab_table): Only use designated initializers if
11080 HAVE_DESIGNATED_INITIALIZERS is defined.
11081 (convert_optab_table): Likewise.
11082 (init_optabs): Always call init_insn_codes if
11083 HAVE_DESIGNATED_INITIALIZERS is not defined.
11085 2009-06-09 Ian Lance Taylor <iant@google.com>
11087 * targhooks.c (default_builtin_vectorized_function): Change fn
11088 parameter to unsigned int.
11089 (default_builtin_vectorized_conversion): Change code parameter to
11091 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11092 * targhooks.h: Update declarations.
11093 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11094 parameter to unsigned int.
11096 * c-typeck.c (comptypes_check_enum_int): New static function.
11097 (comptypes_internal): Add enum_and_int_p parameter. Change all
11099 (comp_target_types): Add location parameter. Change all callers.
11100 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11101 Change all callers.
11102 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11103 (build_conditional_expr): Add colon_loc parameter. Change all
11105 (convert_for_assignment): Add location parameter. Change all callers.
11106 * c-parser.c (c_parser_conditional_expression): Pass location of
11107 colon to build_conditional_expr.
11108 * c-tree.h (build_conditional_expr): Update declaration.
11110 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11112 * graphite.c: Revert previous patch.
11114 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11117 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11119 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11121 * tree-ssa-loop-prefetch.c
11122 (loop_prefetch_arrays): Fixed a portability problem in printf format
11125 2009-06-09 Martin Jambor <mjambor@suse.cz>
11127 PR tree-optimization/40351
11128 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11129 refrence to a potential artifical subaccess can be constructed.
11131 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11133 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11134 (sh_override_options): Likewise.
11135 * config/sh/sh.c: Include params.h.
11136 (sh_optimization_options): New.
11137 (sh_override_options): Likewise.
11138 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11139 (OVERRIDE_OPTIONS): Use sh_override_options.
11141 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11143 * dwarf2out.c (emit_cfa_remember): New variable.
11144 (add_fde_cfi): If emit_cfa_remember, recurse to add
11145 DW_CFA_remember_state first.
11146 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11147 instead just set emit_cfa_remember.
11149 2009-06-08 Jan Hubicka <jh@suse.cz>
11152 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11154 2009-06-08 Jan Hubicka <jh@suse.cz>
11156 PR middle-end/39834
11157 * cgraphunit.c (save_inline_function_body): Do not copy transform
11158 hooks for saved inline bodies.
11159 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11160 for given function.
11162 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11164 * jump.c (returnjump_p): Handle delayed branches. Add missing
11167 2009-06-08 Jan Hubicka <jh@suse.cz>
11169 PR middle-end/40102
11170 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11171 original node might've been modified.
11172 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11174 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11176 * tree-object-size.c (addr_object_size): Add OSI argument.
11177 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11178 (compute_builtin_object_size, expr_object_size): Adjust callers.
11179 (plus_stmt_object_size): Call addr_object_size instead of
11180 compute_builtin_object_size.
11182 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11183 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11185 * tree-ssa-loop-prefetch.c
11186 (gather_memory_references): Introduced a counter for the number of
11188 (anything_to_prefetch_p): Introduced a counter for the number of
11190 (is_loop_prefetching_profitable): New function with a cost model
11192 (loop_prefetch_arrays): Use the new cost model to determine if
11193 prefetching is profitable.
11194 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11195 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11196 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11197 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11198 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11199 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11201 2009-06-08 Michael Matz <matz@suse.de>
11204 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11205 partitions use the same.
11206 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11207 for basevars of SSA_NAMEs.
11208 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11209 to not expand them twice.
11210 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11213 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11215 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11216 (fdump-final-insns=, gtoggle): New.
11217 * doc/invoke.texi: Document them.
11218 * final.c (rest_of_clean_state): Dump final insn stream.
11219 * gcc.c (invoke_as): Hook in -fcompare-debug.
11220 (static_spec_functions): Add compare-debug-dump-opt,
11221 compare-debug-self-opt and compare-debug-auxbase-opt.
11222 (compare_debug, compare_debug_second, compare_debug_opt): New.
11223 (switches_debug_check, n_switches_debug_check): New.
11224 (debug_auxbase_opt, debug_check_temp_file): New.
11225 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11227 (do_self_spec): Handle arguments after switches.
11228 (do_spec_1): Add .gk extension to temp file basenames for compare.
11229 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11230 (cc1_options): Use it instead of normal auxbase computation for
11231 the second compare-debug compilation.
11232 (compare_files): New.
11233 (main): Set up and implement compare debug mode.
11234 (compare_debug_dump_opt_spec_function): New.
11235 (compare_debug_self_opt_spec_function): New.
11236 (compare_debug_auxbase_opt_spec_function): New.
11237 * toplev.c (process_options): Handle flag_gtoggle,
11238 flag_dump_final_insns.
11239 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11240 during -fcompare-debug-second compilation.
11242 2009-06-07 Ian Lance Taylor <iant@google.com>
11244 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11245 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11247 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11248 with no default node. Change warning with %H to warning_at.
11249 Don't clear warn_switch around case checking.
11250 * doc/invoke.texi (Warning Options): Clarify distinction between
11251 -Wswitch and -Wswitch-enum.
11253 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11255 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11257 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11259 * gbl-ctors.h: Add header guard.
11261 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11263 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11264 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11265 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11266 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11267 prototypes for removed functions.
11268 (expressions_equal_p): Move to ...
11269 * tree-ssa-sccvn.h: ... here and ...
11270 * matrix-reorg.c: ... adjust includes.
11272 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11274 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11276 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11278 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11279 (finish_function): Remove erroneous whitespace.
11281 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11283 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11284 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11286 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11288 * errors.c (internal_error): Commentary typo fix.
11289 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11290 * tree-ssa-pre.c: Ditto.
11292 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11294 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11295 them is supposed to hold actual statements.
11297 2009-06-06 Ian Lance Taylor <iant@google.com>
11299 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11300 empty statements can now have attributes.
11302 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11304 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11305 * config/mips/mips.md: Ditto.
11307 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11309 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11311 (__eabi_uconvert): Likewise.
11313 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11315 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11316 CFI_* definitions with IN_GCC.
11318 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11320 * xcoffout.h (xcoffout_source_line): Update prototype.
11322 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11324 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11325 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11327 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11329 PR middle-end/40340
11330 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11331 inlined_function_outer_scope_p blocks for artificial inlines
11333 * tree.c (tree_nonartificial_location): Rewrite using
11334 block_nonartificial_location.
11336 2009-06-05 Revital Eres <eres@il.ibm.com>
11337 Leehod Baruch <leehod@il.ibm.com>
11339 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11340 (expand_expr_real_1): Remove comment.
11341 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11342 Vectorize misaligned access when the target supports it.
11343 (vect_supportable_dr_alignment): Check for unaligned access support.
11344 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11347 2009-06-05 Julian Brown <julian@codesourcery.com>
11349 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11350 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11352 2009-06-05 Richard Guenther <rguenther@suse.de>
11355 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11356 as possibly unused.
11358 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11360 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11361 (save_gprs): Don't tell unwinder when a global register is saved.
11362 (s390_emit_epilogue): Emit needed epilogue unwind info.
11364 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11366 * dwarf2out.c (deferred_asm_name): New.
11367 (add_name_and_src_coords_attributes): Defer creation of
11368 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11370 (move_linkage_attr): New.
11371 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11374 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11376 * tree-nested.c (finalize_nesting_tree_1): Declare the
11377 frame_decl in the binding tree.
11379 2009-06-04 Cary Coutant <ccoutant@google.com>
11381 * basic-block.h (struct basic_block_def): Add discriminator field.
11382 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11384 * debug.c (do_nothing_debug_hooks): Add additional entry.
11385 (debug_nothing_int_charstar_int): New function.
11386 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11387 (debug_nothing_int_charstar_int): New declaration.
11388 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11389 discriminator value in .loc directive.
11390 * final.c (last_discriminator): New variable.
11391 (discriminator): New variable.
11392 (final_start_function): Initialize above variables, pass current
11393 discriminator to debug hook.
11394 (notice_source_line): Check for discriminator change.
11395 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11396 * sdbout.c (sdbout_source_line): New parameter.
11397 * tree-cfg.c (struct locus_discrim_map): New structure type.
11398 (discriminator_per_locus): New hash table.
11399 (build_gimple_cfg): Allocate and free discriminator hash table.
11400 (make_edges): Call assign_discriminator.
11401 (locus_map_hash): New function.
11402 (locus_map_eq): New function.
11403 (next_discriminator_for_locus): New function.
11404 (same_line_p): New function.
11405 (assign_discriminator): New function.
11406 (make_cond_expr_edges): Call assign_discriminator.
11407 (make_gimple_switch_edges): Likewise.
11408 (first_non_label_stmt): New function.
11409 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11411 * xcoffout.c (xcoffout_source_line): Add new parameter.
11413 * configure.ac (gcc_cv_as_discriminator): New configury check for
11414 gas support for discriminator.
11415 * configure: Regenerate.
11416 * config.in: Regenerate.
11418 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11420 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11421 val after checking for integers.
11423 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11425 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11427 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11428 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11429 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11430 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11431 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11432 X64_SSE_REGPARM_MAX.
11433 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11434 X64_SSE_REGPARM_MAX.
11436 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11438 * gcc.c (report_times_to_file): New.
11439 (execute): Implement it.
11440 (process_command): Support -time=.
11441 * doc/invoke.texi: Document it.
11443 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11445 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11446 that have value exprs.
11448 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11450 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11451 declarations for constants until...
11452 (dw2_output_indirect_constant_1): ... this point.
11454 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11457 * arm.md (arm_addsi3): Don't try to split an add with an
11458 eliminable register until after reload has completed.
11460 2009-06-03 Ian Lance Taylor <iant@google.com>
11462 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11463 * genattrtab.c (write_length_unit_log): Likewise.
11464 * genchecksum.c (dosum): Likewise.
11465 * gengtype.c (write_rtx_next): Likewise.
11466 (finish_root_table, write_roots): Likewise.
11467 * gimple.c (gimple_ops_offset_): Likewise.
11468 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11469 * config/arc/arc.c (arc_attribute_table): Likewise.
11470 * config/arm/arm.c (arm_attribute_table): Likewise.
11471 * config/avr/avr.c (avr_attribute_table): Likewise.
11472 * config/crx/crx.c (crx_attribute_table): Likewise.
11473 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11474 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11475 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11476 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11477 * config/sh/sh.c (sh_attribute_table): Likewise.
11478 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11479 * config/spu/spu.c (spu_attribute_table): Likewise.
11480 * config/v850/v850.c (v850_attribute_table): Likewise.
11482 * config/alpha/alpha.c (vms_attribute_table): Make static.
11483 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11484 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11485 * config/mips/mips.c (mips_attribute_table): Likewise.
11487 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11489 (cc1-checksum.o): Likewise.
11491 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11493 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11495 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11497 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11498 insn if it is changing sp. Use gen_add3_insn instead of
11499 conditionally gen_addsi3 and gen_adddi3.
11500 (offset_below_red_zone_p): New static inline function.
11501 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11502 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11503 * config/rs6000/ppc-asm.h: Include auto-host.h.
11504 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11505 CFI_RESTORE): Define.
11506 * config/rs6000/crtresxgpr.asm: Add unwind info.
11507 * config/rs6000/crtresxfpr.asm: Likewise.
11508 * config/rs6000/crtresgpr.asm: Likewise.
11509 * config/rs6000/crtresfpr.asm: Likewise.
11510 * config/rs6000/crtsavgpr.asm: Likewise.
11511 * config/rs6000/crtsavfpr.asm: Likewise.
11513 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11514 argument of DWARF2_FRAME_REG_OUT macros.
11516 2009-06-03 Julian Brown <julian@codesourcery.com>
11518 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11519 words or less (including TImode) in core registers.
11521 2009-06-03 Richard Guenther <rguenther@suse.de>
11523 PR middle-end/40328
11524 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11526 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11528 * statistics.c (statistics_counter_event): Do not record event
11529 in pass dump if its number == -1.
11530 (curr_statistics_hash): Add assert that we never get passes
11531 with static number == -1.
11533 2009-06-03 Richard Guenther <rguenther@suse.de>
11534 Andrey Belevantsev <abel@ispras.ru>
11536 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11537 non-BLKmode arrays addressable.
11539 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11541 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11542 * config/m68k/m68k.h: ... here.
11543 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11546 2009-06-03 Martin Jambor <mjambor@suse.cz>
11548 PR tree-optimization/40323
11549 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11552 2009-06-03 Richard Guenther <rguenther@suse.de>
11554 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11557 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11559 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11560 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11561 JUMP_TABLE_DATA_P where applicable.
11562 * config/sh/sh.c: Ditto.
11563 * config/sh/sh.h: Ditto.
11564 * config/sh/sh.md: Ditto.
11565 * config/sh/symbian.c: Ditto.
11567 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11569 * config/i386/driver-i386.c (describe_cache): Optimize
11570 concatenation of strings. Use snprintf instead of sprintf.
11571 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11572 target when not compiling with GCC.
11574 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11576 * config/sh/sh.c: Revert last change.
11577 (sh_expand_epilogue): Emit a blockage insn before the frame
11578 pointer adjustment unconditionally.
11580 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11582 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11583 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11584 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11585 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11586 to COLLECT_GCC_OPTIONS.
11588 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11590 * collect2.c (target_system_root): New variable.
11591 (main): Handle --sysroot=.
11592 (ignore_library): Strip the sysroot from the library path.
11594 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11596 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11597 (collect2.o): Depend on collect2-aix.h.
11598 (collect2-aix.o): New rule.
11599 * collect2-aix.h: New file.
11600 * collect2-aix.c: Likewise.
11601 * collect2.c: Include collect2-aix.h. Don't undefine
11602 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11603 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11604 Use TARGET_AIX_VERSION instead of _AIX51.
11605 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11606 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11607 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11608 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11609 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11611 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11613 * collect2.c (ignore_library): Avoid premature post-increment
11614 and null deference.
11616 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11618 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11619 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11620 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11621 CROSS_DIRECTORY_STRUCTURE too.
11622 (LINK_LIBG_SPEC): Likewise.
11623 (LIB_SPEC): Add %R to sysroot paths.
11624 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11625 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11626 * config/rs6000/aix51.h: As for aix43.h.
11627 * config/rs6000/aix52.h: Likewise.
11628 * config/rs6000/aix53.h: Likewise.
11629 * config/rs6000/aix61.h: Likewise.
11630 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11631 to the beginning of sysroot paths.
11633 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11635 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11636 INSN_LISTs that are out of the REG_NOTE range.
11638 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11640 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11641 (struct var_to_expand): Likewise.
11642 (struct opt_info): Add head and tail for linked lists of the above.
11643 (analyze_insn_to_expand_var): Initialize next.
11644 (analyze_iv_to_split_insn): Likewise.
11645 (analyze_insns_in_loop): Create linked lists.
11646 (allocate_basic_variable): Simplify for use without hash table.
11647 (insert_var_expansion_initialization): Likewise, make it type-safer.
11648 (combine_var_copies_in_loop_exit): Likewise.
11649 (apply_opt_in_copies): Walk lists rather than hash tables.
11650 (release_var_copies): Simplified and inlined by hand into...
11651 (free_opt_info): ... this function.
11653 2009-06-02 Richard Guenther <rguenther@suse.de>
11655 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11658 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11660 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11661 only for builtins that are not overridden.
11663 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11665 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11668 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11670 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11672 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11674 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11676 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11678 * common.opt (fdump-unnumbered-links): New.
11679 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11680 * print-rtl.c (flag_dump_unnumbered_links): New.
11681 (print_rtx): Test it.
11683 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11685 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11686 push/pop multiple to 8-byte alignment.
11688 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11690 * config/i386/i386.c (queued_cfa_restores): New static variable.
11691 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11693 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11694 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11695 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11696 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11697 note unconditionally.
11698 (ix86_emit_restore_regs_using_mov): Likewise.
11699 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11700 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11701 it through to ix86_emit_restore_reg_using_pop.
11702 (ix86_emit_leave): Add RED_OFFSET argument. Call
11703 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11704 instead of adding REG_CFA_OFFSET note unconditionally.
11705 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11706 the above functions. Call ix86_add_queued_cfa_restore_notes when
11709 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11710 force output of the label even for dwarf2out_do_cfi_asm.
11711 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11712 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11713 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11715 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11716 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11717 dwarf2out_cfi_label callers.
11718 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11719 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11720 Adjust dwarf2out_cfi_label callers.
11721 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11723 * config/i386/i386.h (struct machine_cfa_state,
11724 struct machine_function): Guard with ifndef USED_FOR_TARGET
11725 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11728 * emutls.c (__emutls_get_address): Change arr->size to mean number
11729 of allocated arr->data entries instead of # of slots + 1.
11731 PR middle-end/40316
11732 * recog.c (peep2_reinit_state): New function.
11733 (peephole2_init_state): Use it at the end of a basic block and also
11734 when seeing a RTX_FRAME_RELATED_P insn.
11736 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11738 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11739 fixuns_truncrfdi2): New.
11740 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11741 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11742 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11743 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11744 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11745 *recip_approx): Remove.
11746 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11747 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11748 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11750 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11753 2009-06-01 Ian Lance Taylor <iant@google.com>
11755 * attribs.c (register_attribute): Use CONST_CAST.
11756 * collect2.c (main): Use CONST_CAST2.
11757 (scan_prog_file): Likewise.
11758 * gcc.c (process_command, main): Likewise.
11759 * toplev.c (toplev_main): Likewise.
11761 * c-typeck.c (handle_warn_cast_qual): New static function,
11762 partially broken out of build_c_cast.
11763 (build_c_cast): Call handle_warn_cast_qual.
11764 * doc/invoke.texi (Warning Options): Document new effect of
11767 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11769 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11770 (diagnostic_report_current_module): Print columns.
11771 * common.opt (flag_show_column): Enable by default.
11773 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11775 * alias.c (find_base_term): Check for NULL term before returning.
11777 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11779 Revert due to PR40320:
11780 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11781 * calls.c (emit_library_call_value_1): Don't force_operand for move
11784 2009-06-01 Olivier Hainque <hainque@adacore.com>
11785 Eric Botcazou <ebotcazou@adacore.com>
11787 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11788 to be processed as a bitfield for constructor output purposes.
11789 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11791 * varasm.c (oc_local_state): New type, output_constructor
11792 local state to support communication with helpers.
11793 (oc_outer_state): New type, output_constructor outer state of
11794 relevance in recursive calls.
11795 (output_constructor_array_range): New output_constructor helper,
11796 extracted code for an array range element.
11797 (output_constructor_regular_field): New output_constructor helper,
11798 extracted code for an element that is not a bitfield.
11799 (output_constructor_bitfield): New output_constructor helper,
11800 extracted code for a bitfield element. Accept an OUTER state
11801 argument for recursive processing. Recurse on record or array
11802 CONSTRUCTOR values, possibly past noop conversions.
11803 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11804 VALUE is a valid constant-valued expression for use in a static
11805 bit-field initializer.
11806 (output_constructor): Rework to use helpers. Accept and honor an
11807 OUTER state argument for recursive calls. Return total size. Be
11808 prepared for nested constructors initializing bitfields.
11809 (output_constant): Feed OUTER in calls to output_constructor.
11811 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11813 * calls.c (emit_library_call_value_1): Don't force_operand for move
11816 2009-06-01 Nick Clifton <nickc@redhat.com>
11818 * doc/invoke.texi (IA-64 Options): Fix typo.
11820 2009-06-01 Ira Rosen <irar@il.ibm.com>
11822 PR tree-optimization/39129
11823 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11825 (vect_do_peeling_for_loop_bound): Use
11826 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11827 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11828 (vect_loop_versioning): Likewise.
11829 (vect_create_cond_for_alias_checks): Fix indentation.
11830 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11832 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11833 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11834 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11835 "control flow in loop".
11836 (vect_estimate_min_profitable_iters): Use
11837 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11838 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11839 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11840 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11841 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11842 statement belongs to a group of strided accesses with the exact code
11844 (vectorizable_load): Likewise.
11845 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11846 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11848 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11850 * config/freebsd-stdint.h: New file.
11851 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11852 Add freebsd-stdint.h to tm_file.
11854 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11856 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11857 (thumb2_extendhidi2): Likewise.
11859 2009-05-31 Ian Lance Taylor <iant@google.com>
11861 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11863 2009-05-31 Ian Lance Taylor <iant@google.com>
11865 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11866 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11867 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11869 2009-05-31 Jason Merrill <jason@redhat.com>
11871 * tree-pretty-print.c (print_call_name): Take the callee, not the
11872 call itself. Make non-static. Use dump_function_name for functions.
11873 (dump_generic_node): Adjust.
11874 * diagnostic.h: Declare print_call_name.
11875 * gimple-pretty-print.c (dump_gimple_call): Use it.
11877 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11879 * config/sh/sh.md (ashldi3_std): New define_expand.
11882 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11885 * config/sh/sh.c: Include debug.h.
11886 (sh_expand_epilogue): Emit a blockage insn before the frame
11887 pointer adjustment also when dwarf2out_do_frame returns true.
11889 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11891 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11892 (thumb2_extendqidi2): New pattern.
11894 2009-05-31 Ira Rosen <irar@il.ibm.com>
11896 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11897 mark phis for renaming.
11898 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11899 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11900 Call mark_sym_for_renaming.
11901 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11902 * tree-vect-loop.c (vect_transform_loop): Remove
11903 vect_memsyms_to_rename initialization and a call to
11904 mark_set_for_renaming.
11906 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11908 PR middle-end/40304
11909 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11910 frame related even if !set_cfa && style < 0.
11912 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11914 * config/i386/mingw-tls.c: New file.
11915 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11916 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11917 defining _WIN32 but not __CYGWIN__.
11919 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11921 * configure.ac: Add MPC support.
11923 * config.in, configure: Regenerate.
11925 2009-05-29 Richard Henderson <rth@redhat.com>
11927 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11928 NOTE_INSN_BASIC_BLOCK.
11929 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11930 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11931 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11933 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11935 (add_cfi): Disable check redefining cfa away from drap.
11936 (lookup_cfa_1): Add remember argument; handle remember/restore.
11937 (lookup_cfa): Pass remember argument.
11938 (cfa_remember): New.
11939 (compute_barrier_args_size_1): Remove sibcall check.
11940 (dwarf2out_frame_debug_def_cfa): New.
11941 (dwarf2out_frame_debug_adjust_cfa): New.
11942 (dwarf2out_frame_debug_cfa_offset): New.
11943 (dwarf2out_frame_debug_cfa_register): New.
11944 (dwarf2out_frame_debug_cfa_restore): New.
11945 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11946 (dwarf2out_begin_epilogue): New.
11947 (dwarf2out_frame_debug_restore_state): New.
11948 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11949 DW_CFA_restore_state.
11950 (output_cfi_directive): Likewise.
11951 (convert_cfa_to_fb_loc_list): Likewise.
11952 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11953 * dwarf2out.h: Update.
11954 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11955 (copy_insn_1): Early out for null.
11956 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11957 and dwarf2out_frame_debug_restore_state.
11958 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11959 (prologue_insn_hash, epilogue_insn_hash): New.
11960 (free_after_compilation): Adjust freeing accordingly.
11961 (record_insns): Create hash table if needed; push insns into
11962 hash instead of array.
11963 (maybe_copy_epilogue_insn): New.
11964 (contains): Search hash table instead of array.
11965 (sibcall_epilogue_contains): Remove.
11966 (thread_prologue_and_epilogue_insns): Split eh_return insns
11967 and mark them as epilogues.
11968 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11969 scanning in terms of basic blocks.
11970 * insn-notes.def (CFA_RESTORE_STATE): New.
11971 * jump.c (returnjump_p_1): Accept EH_RETURN.
11972 (eh_returnjump_p_1, eh_returnjump_p): New.
11973 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11974 CFA_REGISTER, CFA_RESTORE): New.
11975 * rtl.def (EH_RETURN): New.
11976 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11978 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11979 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11981 * config/i386/i386.c (gen_push): Update cfa state.
11982 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11983 add a CFA_ADJUST_CFA note.
11984 (ix86_dwarf_handle_frame_unspec): Remove.
11985 (ix86_expand_prologue): Update cfa state.
11986 (ix86_emit_restore_reg_using_pop): New.
11987 (ix86_emit_restore_regs_using_pop): New.
11988 (ix86_emit_leave): New.
11989 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11990 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11991 * config/i386/i386.h (struct machine_cfa_state): New.
11992 (ix86_cfa_state): New.
11993 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11994 (eh_return_internal): Merge from eh_return_<mode>,
11995 use eh_return rtx, split w/ epilogue.
11997 2009-05-29 Ian Lance Taylor <iant@google.com>
11999 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12001 * calls.c (emit_library_call_value_1): Likewise.
12003 * c-typeck.c (c_build_va_arg): New function.
12004 * c-tree.h (c_build_va_arg): Declare.
12005 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12006 instead of build_va_arg.
12008 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12010 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12011 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12012 (ptr_difference_cost): Use affine combinations to compute it.
12013 (difference_cost): Likewise.
12014 (get_computation_cost_at): Compute more accurate cost for addresses
12015 if the ratio is a multiplier allowed in addresses.
12016 For non-addresses, consider that an additional offset or symbol is
12019 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12021 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12022 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12024 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12025 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12026 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12028 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12029 to 1 for TYPE_SSE{IADD1,CVT1}.
12030 (prefix_vex_imm8): Removed.
12031 (length_vex): Only pass 1 as second argument to
12032 ix86_attr_length_vex_default if prefix_extra is 0.
12033 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12034 (length): For prefix vex computation use length_immediate
12035 attribute instead of prefix_vex_imm8.
12036 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12037 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12038 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12039 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12040 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12041 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12042 a space in between the operands.
12043 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12044 if one operand is 0xff and the other one si, di, bp or sp.
12045 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12046 other one si, di, bp or sp.
12047 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12048 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12049 type and mode attributes.
12050 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12051 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12052 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12053 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12054 prefix_data16 attribute iff MODE_DF.
12055 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12056 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12057 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12058 constm128_operand in length_immediate computation.
12059 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12060 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12061 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12062 length_immediate attribute to 1.
12063 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12064 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12065 for certain alternatives.
12066 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12067 prefix_data16 attribute if MODE_V1DF.
12068 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12069 length_immediate to 1.
12070 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12071 length_address to 4, set mode attribute to MODE_DI.
12072 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12073 (fxam<mode>2_i387): Set length attribute to 4.
12074 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12075 *prefetch_3dnow_rex): Override length_address attribute.
12076 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12078 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12079 (constm128_operand): Removed.
12080 * config/i386/i386.c (memory_address_length): For
12081 disp && !index && !base in 64-bit mode account for SIB byte if
12082 print_operand_address can't optimize disp32 into disp32(%rip)
12083 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12084 for fs: or gs: segment.
12085 (ix86_attr_length_immediate_default): When checking if shortform
12086 is possible, truncate immediate to the length of the non-shortened
12088 (ix86_attr_length_address_default): Ignore MEM_P operands
12090 (ix86_attr_length_vex_default): Only check for DImode on
12091 GENERAL_REG_P operands.
12092 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12093 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12094 (sse_cvttps2pi): Clear prefix_rep attribute.
12095 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12097 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12098 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12099 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12100 iff operand 2 is const_int_operand.
12101 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12102 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12103 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12105 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12107 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12108 prefix_data16 attribute for movlpd and movhpd instructions.
12109 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12110 length_immediate for shufpd instruction.
12111 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12112 (avx_cmpp<avxmodesuffixf2c><mode>3,
12113 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12114 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12115 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12116 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12117 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12118 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12119 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12120 prefix_data16 attribute for the first alternative to 1.
12121 (*avx_loadlps): Override length_immediate for the first alternative.
12122 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12123 attributes for second alternative.
12124 (*vec_concatv2sf_sse4_1): Override length_immediate and
12125 prefix_data16 attributes for second alternative.
12126 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12127 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12128 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12129 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12130 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12131 prefix_data16 and length_immediate to 1.
12132 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12134 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12135 prefix_extra attribute for variants that don't have 0f prefix alone.
12136 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12137 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12138 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12139 *sse4_1_pextrd): Set length_immediate to 1.
12140 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12141 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12143 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12144 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12145 length_immediate to 1 for second alternative.
12146 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12147 prefix_extra and length_immediate attributes for the first
12149 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12151 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12152 to 1 for the first and third alternative.
12153 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12155 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12157 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12159 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12160 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12161 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12162 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12163 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12164 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12165 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12166 ssse3_psign<mode>3): Override prefix_rex attribute.
12167 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12168 (ssse3_palignrti): Override length_immediate to 1.
12169 (ssse3_palignrdi): Override length_immediate to 1, override
12170 prefix_rex attribute.
12171 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12172 (sse4a_extrqi): Override length_immediate to 2.
12173 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12174 (sse4a_insertq): Override prefix_data16 to 0.
12175 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12176 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12177 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12178 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12179 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12180 and length_immediate to 1.
12181 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12182 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12183 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12184 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12185 and length_immediate to 1.
12186 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12187 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12188 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12189 avx_ptest256): Override prefix_extra to 1.
12190 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12191 Override prefix_data16 and length_immediate to 1.
12192 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12193 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12194 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12195 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12196 prefix_data16 to 0 and prefix_extra to 2.
12197 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12198 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12200 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12201 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12202 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12203 and prefix_extra to 2.
12204 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12205 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12206 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12207 avx_vpermilvar<mode>3,
12208 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12209 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12210 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12211 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12212 Override prefix_extra to 1.
12213 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12214 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12215 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12216 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12217 prefix_extra and length_immediate to 1.
12218 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12220 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12221 to 1 for the first alternative.
12222 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12223 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12225 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12226 *movv2sf_internal_avx, *movv2sf_internal): Override
12227 prefix_rep attribute for certain alternatives.
12228 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12229 attributes for certain alternatives.
12230 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12231 attributes for certain alternatives.
12232 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12233 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12234 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12235 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12236 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12237 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12238 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12239 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12240 length_immediate to 1 if operand 2 is const_int_operand.
12241 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12242 *vec_extractv2si_1): Set length_immediate attribute to 1.
12243 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12244 using old 3DNOW insn rather than SSE/3DNOW_A.
12245 (mmx_emms, mmx_femms): Clear modrm attribute.
12247 2009-05-29 Martin Jambor <mjambor@suse.cz>
12249 * tree-sra.c: New implementation of SRA.
12251 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12252 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12253 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12254 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12255 (SRA_MAX_STRUCTURE_COUNT): Removed.
12256 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12257 * doc/invoke.texi (sra-max-structure-size): Removed.
12258 (sra-field-structure-ratio): Removed.
12260 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12262 PR middle-end/40291
12263 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12266 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12268 PR rtl-optimization/40101
12269 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12270 seqno. Adjust comment.
12271 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12272 inserting bookkeeping before a jump, the jump is not scheduled.
12273 When no positive seqno found, provide a value. Add comment.
12275 2009-05-29 Richard Guenther <rguenther@suse.de>
12277 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12278 short-cutting on the first component.
12280 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12282 PR middle-end/39958
12283 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12284 for trees other than decls/types.
12286 2009-05-29 Richard Guenther <rguenther@suse.de>
12288 * tree-ssa-operands.c (get_expr_operands): Do not handle
12289 INDIRECT_REFs in the handled-component case. Remove
12290 unused get_ref_base_and_extent case.
12291 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12292 tree_low_cst and host_integerp where possible.
12293 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12294 codes for equivalence.
12295 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12297 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12299 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12300 to tmake_file for i[34567]86-*-cygwin*.
12302 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12305 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12306 (altivec_categorize_keyword, init_vector_keywords,
12307 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12310 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12312 * tree.c (handle_dll_attribute): Check if node is
12313 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12315 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12317 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12319 (thumb2_zero_extendqidi2): Likewise.
12321 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12323 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12324 instead of gen_movrt.
12325 * config/sh/sh.md (movrt): Remove.
12327 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12329 * doc/invoke.texi (IA-64 Options):
12330 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12331 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12332 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12333 -msched-prefer-non-control-spec-insns,
12334 -msched-stop-bits-after-every-cycle,
12335 -msched-count-spec-in-critical-path,
12336 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12337 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12338 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12339 and -msched-spec-verbose.
12341 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12343 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12344 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12346 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12348 2009-05-28 Richard Guenther <rguenther@suse.de>
12350 * tree-ssa-alias.c (ao_ref_init): New function.
12351 (ao_ref_base): Likewise.
12352 (ao_ref_base_alias_set): Likewise.
12353 (ao_ref_alias_set): Likewise.
12354 (refs_may_alias_p_1): Change signature.
12355 (refs_may_alias_p): Adjust.
12356 (refs_anti_dependent_p): Likewise.
12357 (refs_output_dependent_p): Likewise.
12358 (call_may_clobber_ref_p_1): Change signature.
12359 (call_may_clobber_ref_p): Adjust.
12360 (stmt_may_clobber_ref_p_1): New function split out from ...
12361 (stmt_may_clobber_ref_p): ... here.
12362 (maybe_skip_until): Adjust signature.
12363 (get_continuation_for_phi): Likewise.
12364 (walk_non_aliased_vuses): Likewise.
12365 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12366 (ao_ref_init): Declare.
12367 (ao_ref_base): Likewise.
12368 (ao_ref_alias_set): Likewise.
12369 (stmt_may_clobber_ref_p_1): Likewise.
12370 (walk_non_aliased_vuses): Adjust.
12371 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12372 (get_ref_from_reference_ops): remove.
12373 (vn_reference_lookup_2): Adjust signature.
12374 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12375 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12376 (vn_reference_lookup): Adjust.
12377 (vn_reference_insert): Likewise.
12378 (vn_reference_insert_pieces): Adjust signature.
12379 (visit_reference_op_call): Adjust.
12380 * tree-ssa-pre.c (get_expr_type): Simplify.
12381 (phi_translate_1): Adjust.
12382 (compute_avail): Likewise.
12383 (translate_vuse_through_block): Do not re-build trees.
12384 (value_dies_in_block_x): Likewise.
12385 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12387 (vn_reference_lookup_pieces): Adjust declaration.
12388 (vn_reference_insert_pieces): Likewise.
12390 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12392 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12393 with checking disabled.
12395 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12399 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12400 macro definition for support of three-operand format aligned
12401 .comm directive in assembler on cygwin/pe/mingw target OS.
12402 * configure: Regenerate.
12403 * config.h: Regenerate.
12405 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12406 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12407 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12409 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12410 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12412 2009-05-28 Ira Rosen <irar@il.ibm.com>
12414 PR tree-optimization/40254
12415 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12416 in analysis of basic blocks.
12418 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12420 PR middle-end/33699
12421 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12422 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12423 (TARGET_INITIALIZER): Use it.
12424 * cse.c (CHEAPER): Move it up to the other macros.
12425 (insert): Rename this ...
12426 (insert_with_costs): ... to this. Add cost parameters. Update
12428 (insert): New function. Call insert_with_costs.
12429 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12430 find_reg_offset_for_const, try_const_anchors): New functions.
12431 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12432 when using a const-anchor. Call insert_const_anchors.
12433 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12434 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12436 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12438 * tree-inline.c (remap_decls): Enable nonlocalized variables
12439 when not optimizing.
12441 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12443 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12444 Simplify other tests involving optimize.
12446 2009-05-27 Tom Tromey <tromey@redhat.com>
12448 * unwind-dw2.c (_Unwind_DebugHook): New function.
12449 (uw_install_context): Call _Unwind_DebugHook.
12451 2009-05-27 Tom Tromey <tromey@redhat.com>
12453 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12455 2009-05-27 Ian Lance Taylor <iant@google.com>
12457 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12458 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12459 (ALL_LINKERFLAGS): Define.
12460 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12461 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12462 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12463 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12464 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12465 $(LINKER_FOR_BUILD).
12466 (build/gcov-iov$(build_exeext)): Likewise.
12468 2009-05-27 Julian Brown <julian@codesourcery.com>
12470 * gcse.c (target.h): Include.
12471 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12472 copy of argument to a pseudo register.
12474 2009-05-27 Diego Novillo <dnovillo@google.com>
12476 * tree-ssa-live.c (dump_scope_block): Document arguments.
12477 (dump_scope_blocks): Document.
12478 (debug_scope_blocks): New.
12479 * tree-flow.h (debug_scope_blocks): Declare.
12481 2009-05-21 Denis Chertykov <denisc@overta.ru>
12483 * doc/contrib.texi (Contributors): Add myself to the list.
12485 2009-05-27 Olivier Hainque <hainque@adacore.com>
12487 * expr.c (target_align): New function. Alignment the TARGET of an
12488 assignment may be assume to have.
12489 (highest_pow2_factor_for_target): Use it instead of relying on
12490 immediate tree attributes of TARGET, not necessarily honored when
12491 intermediate bitfields are involved.
12493 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12496 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12497 AVX, SSE4, AES, PCLMUL and POPCNT.
12499 2009-05-27 Diego Novillo <dnovillo@google.com>
12501 * tree-pretty-print.c (dump_location): New.
12502 (dump_generic_node): Call it.
12503 Factor code to handle BLOCK nodes ...
12504 (dump_block_node): ... here.
12506 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12508 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12510 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12512 * gcc-plugin.h: Include config.h and system.h.
12513 (IN_GCC): Define if not defined.
12515 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12517 PR middle-end/40249
12518 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12521 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12523 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12525 * config/m32r/m32r.h: Ditto.
12526 * config/m32r/m32r.md: Ditto.
12527 * config/m32r/predicates.md: Ditto.
12529 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12531 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12533 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12536 (Loading plugins): typo.
12537 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12538 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12539 (Interacting with the GCC Garbage Collector): Added new section.
12540 (Giving information about a plugin): Added new section for
12542 * ggc.h (ggc_register_root_tab): Added declaration.
12543 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12544 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12545 (register_callback): Improved comment in declaration.
12546 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12547 (extra_root_vec) Added static variable for dynamic roots registration.
12548 (ggc_register_root_tab) Added new routine.
12549 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12550 PLUGIN_GGC_MARKING event.
12551 * ggc-zone.c: Include plugin.h.
12552 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12553 * ggc-page.c: Include plugin.h.
12554 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12555 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12556 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12557 (register_callback): check lack of callbacks for
12558 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12559 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12560 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12561 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12562 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12563 dependency on plugin.h.
12564 (plugin.o): Added dependency on ggc.h...
12566 2009-05-26 Richard Guenther <rguenther@suse.de>
12568 PR middle-end/40248
12570 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12571 with mismatched comparison modes.
12573 * expr.c (expand_expr_real_1): Expand the operand of a
12574 VIEW_CONVERT_EXPR in its natural mode.
12576 2009-05-26 Ian Lance Taylor <iant@google.com>
12578 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12579 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12580 (ALL_COMPILERFLAGS): Define.
12581 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12582 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12583 (collect2$(exeext), collect2.o): Likewise.
12584 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12585 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12586 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12587 (libbackend.o, intl.o, cppdefault.o): Likewise.
12588 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12589 (build/%.o): Use $(COMPILER_FOR_BUILD).
12590 (build/gen%$(build_exeext)): Likewise.
12591 (build/gcov-iov$(build_exeext)): LIkewise.
12592 * config/t-darwin (darwin.o): Use $(COMPILER).
12593 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12594 * config/t-sol2 (sol2-c.o): Likewise.
12595 (sol2.o): Likewise.
12596 * config/t-vxworks (vxworks.o): Likewise.
12597 * config/x-darwin (host-darwin.o): Likewise.
12598 * config/x-hpux (host-hpux.o): Likewise.
12599 * config/x-linux (host-linux.o): Likewise.
12600 * config/x-solaris (host-solaris.o): Likewise.
12601 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12602 * config/arm/t-arm (arm-c.o): Likewise.
12603 * config/arm/t-pe (pe.o): Likewise.
12604 * config/arm/t-wince-pe (pe.o): Likewise.
12605 * config/i386/t-cygming (winnt.o): Likewise.
12606 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12607 * config/i386/t-cygwin (cygwin1.o): Likewise.
12608 (cygwin2.o): Likewise.
12609 * config/i386/t-i386 (i386-c.o): Likewise.
12610 * config/i386/t-interix (winnt.o): Likewise.
12611 * config/i386/t-netware (netware.o): Likewise.
12612 * config/i386/t-nwld (nwld.o): Likewise.
12613 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12614 * config/i386/x-i386 (driver-i386.o): Likewise.
12615 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12616 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12617 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12618 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12619 * config/mips/x-native (driver-native.o): Likewise.
12620 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12621 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12622 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12623 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12624 * config/score/t-score-elf (score7.o): Likewise.
12625 (score3.o): Likewise.
12626 * config/sh/t-sh (sh-c.o): Likewise.
12627 * config/sh/t-symbian (sh-c.o): Likewise.
12628 (symbian.o): Likewise.
12629 * config/spu/t-spu-elf (spu-c.o): Likewise.
12630 * config/v850/t-v850 (v850-c.o): Likewise.
12631 * config/v850/t-v850e (v850-c.o): Likewise.
12633 2009-05-26 Richard Guenther <rguenther@suse.de>
12635 PR tree-optimization/40122
12636 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12637 VECTOR_CSTs if possible.
12638 (fold_gimple_assign): Likewise.
12640 2009-05-26 Richard Guenther <rguenther@suse.de>
12642 PR middle-end/40252
12643 * fold-const.c (fold_binary): Use the correct types for building
12646 2009-05-26 Richard Guenther <rguenther@suse.de>
12648 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12649 redundant calls to merge_alias_info.
12650 (bump_vector_ptr): Likewise.
12651 * tree-ssa-copy.c (merge_alias_info): Remove.
12652 (replace_exp_1): Remove call to merge_alias_info.
12653 (propagate_tree_value): Likewise.
12654 (fini_copy_prop): Propagate points-to info.
12655 * tree-flow.h (merge_alias_info): Remove.
12657 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12659 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12661 2009-05-25 Jan Hubicka <jh@suse.cz>
12663 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12664 * cgraph.h (struct inline_summary): New filed self_wize,
12665 size_inlining_benefit, self_time and time_inlining_benefit.
12666 (struct cgraph_global_info): Replace insns by time ans size fields.
12667 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12668 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12669 (ipcp_update_callgraph): Do not touch function bodies.
12670 * ipa-inline.c: Include except.h
12671 (MAX_TIME): New constant.
12672 (overall_insns): Remove.
12673 (leaf_node_p): New.
12674 (overall_size, max_benefit): New static variables.
12675 (cgraph_estimate_time_after_inlining): New function.
12676 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12677 (cgraph_clone_inlined_nodes): Update size.
12678 (cgraph_mark_inline_edge): Update size.
12679 (cgraph_estimate_growth): Use size info.
12680 (cgraph_check_inline_limits): Check size.
12681 (cgraph_default_inline_p): Likewise.
12682 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12683 (cgraph_decide_recursive_inlining): Check size.
12684 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12686 (cgraph_decide_inlining): Likewise.
12687 (cgraph_decide_inlining_incrementally): Likewise; honor
12688 PARAM_EARLY_INLINING_INSNS.
12689 (likely_eliminated_by_inlining_p): New predicate.
12690 (estimate_function_body_sizes): New function.
12691 (compute_inline_parameters): Use it.
12692 * except.c (must_not_throw_labels): New function.
12693 * except.h (must_not_throw_labels): Declare.
12694 * tree-inline.c (init_inline_once): Kill inlining_weigths
12695 * tree-ssa-structalias.c: Avoid uninitialized warning.
12696 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12697 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12698 (PARAM_INLINE_CALL_COST): Remove.
12699 (PARAM_EARLY_INLINING_INSNS): New.
12701 2009-05-25 Richard Guenther <rguenther@suse.de>
12703 PR tree-optimization/36327
12704 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12705 callback for reference translation or lookup at the point of may-defs.
12706 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12707 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12708 for union COMPONENT_REFs.
12709 (vn_reference_lookup_3): New callback. Lookup from memset
12710 and CONSTRUCTOR assignment, translate through struct copies.
12711 (vn_reference_lookup_pieces): Make sure to not free the
12712 passed operands array. Adjust walk_non_aliased_vuses call.
12713 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12714 make sure we do not leak memory.
12716 2009-05-25 Richard Guenther <rguenther@suse.de>
12718 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12719 * tree-inline.c (expand_call_inline): Reset the escaped and
12720 callused solutions.
12721 * tree-ssa-structalias.c (pass_build_ealias): New.
12722 * tree-pass.h (pass_build_ealias): Declare.
12723 * passes.c (init_optimization_passes): Add PTA during
12724 early optimizations.
12725 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12726 and CALLUSED solutions.
12727 (dump_points_to_solution): New function, split out from ...
12728 (dump_points_to_info_for): ... here.
12729 * tree-parloops.c (parallelize_loops): Reset the escaped and
12730 callused solutions.
12732 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12735 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12736 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12738 2009-05-25 Ira Rosen <irar@il.ibm.com>
12740 PR tree-optimization/40238
12741 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12742 statements after basic block's labels.
12743 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12744 to free the allocated memory.
12746 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12748 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12749 return address with a USE.
12751 2009-05-24 Richard Guenther <rguenther@suse.de>
12753 PR middle-end/40233
12754 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12755 array type from the main variant of the inner type.
12757 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12759 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12760 definition to bool (from int) to un-break build.
12761 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12763 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12765 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12766 discard_stmt_changes): Delete.
12767 * tree-ssa-operands.c (scb_stack): Delete.
12768 (init_ssa_operands): Do not initialize it.
12769 (fini_ssa_operands): Do not free it.
12770 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12772 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12773 update_stmt, remove the others. Fix comments.
12774 * tree-dfa.c (optimize_stack_restore): Likewise.
12775 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12776 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12777 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12778 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12780 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12781 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12782 (dom_opt_finalize_block): Likewise, adjusting access to
12784 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12785 (stmts_to_rescan): Change item type to gimple.
12786 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12788 2009-05-24 Ira Rosen <irar@il.ibm.com>
12790 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12791 * tree-pass.h (pass_slp_vectorize): New pass.
12792 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12793 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12794 * tree-vectorizer.c (timevar.h): Include.
12795 (user_vect_verbosity_level): Declare.
12796 (vect_location): Fix comment.
12797 (vect_set_verbosity_level): Update user_vect_verbosity_level
12798 instead of vect_verbosity_level.
12799 (vect_set_dump_settings): Add an argument. Ignore user defined
12800 verbosity if dump flags require higher level of verbosity. Print to
12801 stderr only for loop vectorization.
12802 (vectorize_loops): Update call to vect_set_dump_settings.
12803 (execute_vect_slp): New function.
12804 (gate_vect_slp): Likewise.
12805 (struct gimple_opt_pass pass_slp_vectorize): New.
12806 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12807 access its members.
12808 (vec_info_for_bb): New function.
12809 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12810 (VECTORIZATION_ENABLED): New macro.
12811 (SLP_ENABLED, SLP_DISABLED): Likewise.
12812 (vect_is_simple_use): Add bb_vec_info argument.
12813 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12814 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12815 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12816 vect_schedule_slp, vect_analyze_slp): Likewise.
12817 (vect_analyze_stmt): Add slp_tree argument.
12818 (find_bb_location): Declare.
12819 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12820 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12821 (vect_analyze_loop_operations, vect_analyze_loop,
12822 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12823 vect_finalize_reduction, vectorizable_reduction,
12824 vectorizable_live_operation, vect_transform_loop): Likewise.
12825 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12826 skip evolution analysis if analyzing a basic block.
12827 (dr_analyze_indices): Likewise.
12828 (initialize_data_dependence_relation): Skip the test whether the
12829 object is invariant for basic blocks.
12830 (compute_all_dependences): Skip dependence analysis for data
12831 references in basic blocks.
12832 (find_data_references_in_stmt): Don't fail in case of invariant
12833 access in basic block.
12834 (find_data_references_in_bb): New function.
12835 (find_data_references_in_loop): Move code to
12836 find_data_references_in_bb and add a call to it.
12837 (compute_data_dependences_for_bb): New function.
12838 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12839 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12841 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12842 unknown dependence in basic block and fail in case of dependence in
12844 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12845 dependence instances from either loop or basic block vectorization
12847 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12848 before calling nested_in_vect_loop_p.
12849 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12850 dependence instances from either loop or basic block vectorization
12852 (vect_verify_datarefs_alignment): Likewise.
12853 (vect_enhance_data_refs_alignment): Adjust function calls.
12854 (vect_analyze_data_refs_alignment): Likewise.
12855 (vect_analyze_group_access): Fix printing. Skip different checks if
12856 DR_STEP is 0. Keep strided stores either in loop or basic block
12857 vectorization data structure. Fix indentation.
12858 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12860 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12861 dependence instances from either loop or basic block vectorization
12863 (vect_analyze_data_refs): Update comment. Call
12864 compute_data_dependences_for_bb to analyze basic blocks.
12865 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12866 case of loop vectorization. In case of basic block vectorization use
12867 data-ref itself as a base.
12868 (vect_create_data_ref_ptr): In case of basic block vectorization:
12869 don't advance the pointer, add new statements before the current
12870 statement. Adjust function calls.
12871 (vect_supportable_dr_alignment): Support only aligned accesses in
12872 basic block vectorization.
12873 * common.opt (ftree-slp-vectorize): New flag.
12874 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12875 (vect_pattern_recog_1): Likewise.
12876 * tree-vect-stmts.c (process_use): Likewise.
12877 (vect_init_vector): Add new statements in the beginning of the basic
12878 block in case of basic block SLP.
12879 (vect_get_vec_def_for_operand): Adjust function calls.
12880 (vect_finish_stmt_generation): Likewise.
12881 (vectorizable_call): Add assert that it is loop vectorization, adjust
12883 (vectorizable_conversion, vectorizable_assignment): Likewise.
12884 (vectorizable_operation): In case of basic block SLP, take
12885 vectorization factor from statement's type and skip the relevance
12886 check. Adjust function calls.
12887 (vectorizable_type_demotion): Add assert that it is loop
12888 vectorization, adjust function calls.
12889 (vectorizable_type_promotion): Likewise.
12890 (vectorizable_store): Check for outer loop only in case of loop
12891 vectorization. Adjust function calls. For basic blocks, skip the
12892 relevance check and don't advance pointers.
12893 (vectorizable_load): Likewise.
12894 (vectorizable_condition): Add assert that it is loop vectorization,
12895 adjust function calls.
12896 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12897 that it is not reduction, get vector type, call only supported
12898 functions, skip loop specific parts.
12899 (vect_transform_stmt): Check for outer loop only in case of loop
12901 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12902 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12903 for external definition.
12904 * passes.c (pass_slp_vectorize): New pass.
12905 * tree-vect-slp.c (find_bb_location): New function.
12906 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12907 check for patterns only in loops.
12908 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12909 case of multiple types in basic block SLP.
12910 (vect_mark_slp_stmts_relevant): New function.
12911 (vect_supported_load_permutation_p): Fix comment.
12912 (vect_analyze_slp_instance): Add argument. In case of basic block
12913 SLP, take vectorization factor from statement's type, check that
12914 unrolling factor is 1. Adjust function call. Save SLP instance in
12915 either loop or basic block vectorization structure. Return FALSE,
12917 (vect_analyze_slp): Add argument. Get strided stores groups from
12918 either loop or basic block vectorization structure. Return FALSE
12919 if basic block SLP failed.
12920 (new_bb_vec_info): New function.
12921 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12922 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12923 (vect_schedule_slp): Add argument. Get SLP instances from either
12924 loop or basic block vectorization structure. Set vectorization factor
12925 to be 1 for basic block SLP.
12926 (vect_slp_transform_bb): New function.
12927 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12929 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12931 * final.c (shorten_branches): Do not align labels for jump tables.
12932 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12934 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12936 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12937 Remove outdated reference to flow.c and fix nits.
12938 * doc/gccint.texi: Tweak RTL description.
12939 * doc/rtl.texi: Likewise.
12941 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12943 * config/avr/avr.c: Change my email address.
12944 * config/avr/avr.h: Likewise.
12945 * config/avr/avr.md: Likewise.
12946 * config/avr/avr-protos.h: Likewise.
12947 * config/avr/libgcc.S: Likewise.
12949 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12951 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12952 (spu_split_load, spu_split_store): Change return type to int.
12953 (spu_split_convert): Declare.
12954 * config/spu/predicates.md (spu_mem_operand): Remove.
12955 (spu_mov_operand): Update.
12956 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12957 * config/spu/spu.c (regno_aligned_for_load): Remove.
12958 (reg_aligned_for_addr, spu_expand_load): Define.
12959 (spu_expand_extv): Reimplement and handle MEM.
12960 (spu_expand_insv): Handle MEM.
12961 (spu_sched_reorder): Handle insn's with length 0.
12962 (spu_legitimate_address_p): Reimplement.
12963 (store_with_one_insn_p): Return TRUE for any mode with size
12964 larger than 16 bytes.
12965 (address_needs_split): Define.
12966 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12968 (spu_convert_move): Define.
12969 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12970 (spu_split_store): Change all MEM's to TImode.
12971 (spu_init_expanders): Preallocate registers that correspond to
12972 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12974 (spu_split_convert): Define.
12975 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12976 (_move<mode>, _movdi, _movti): Update predicate and condition.
12977 (load, store): Change to define_split.
12978 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12980 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12981 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12982 define_insn_and_split of lshr<mode>3.
12983 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12984 (<v>ashr<mode>3_imm): Define.
12985 (extv, extzv, insv): Allow MEM operands.
12986 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12987 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12988 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12989 (_spu_convert2): Change to define_insn_and_split and remove the
12990 corresponding define_peephole2.
12991 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12992 Change predicates to memory_operand.
12994 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12996 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12998 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13000 PR tree-optimization/40219
13001 * tree.c (iterative_hash_expr): Make sure the builtin function is
13002 a normal builtin function and not a front end or back end builtin
13003 before indexing into the built_in_decls array.
13005 2009-05-22 Richard Guenther <rguenther@suse.de>
13007 PR middle-end/38964
13008 * alias.c (write_dependence_p): Do not use TBAA for answering
13009 anti-dependence or output-dependence.
13010 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13011 (emit_pointer_definition): Remove.
13012 (emit_alias_warning): Likewise.
13013 (find_what_var_points_to): Remove TBAA pruning code.
13014 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13016 (compute_points_to_sets): Remove code computing the set of
13017 dereferenced pointers.
13018 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13019 oracle for querying anti and output dependencies.
13020 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13021 if TBAA may be applied.
13022 (refs_anti_dependent_p): New function.
13023 (refs_output_dependent_p): Likewise.
13024 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13025 (refs_output_dependent_p): Likewise.
13026 * doc/tree-ssa.texi (Memory model): New section.
13027 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13028 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13029 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13030 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13031 * expr.c (expand_expr_real_1): Likewise.
13032 * gimple-low.c (lower_stmt): Likewise.
13033 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13034 (dump_gimple_cdt): Remove.
13035 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13036 (gimple_size): Likewise.
13037 (walk_gimple_op): Likewise.
13038 (is_gimple_stmt): Likewise.
13039 (walk_stmt_load_store_addr_ops): Likewise.
13040 (gimple_build_cdt): Remove.
13041 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13042 * gimple.h (gimple_cdt_new_type): Remove.
13043 (gimple_cdt_new_type_ptr): Likewise.
13044 (gimple_cdt_set_new_type): Likewise.
13045 (gimple_cdt_location): Likewise.
13046 (gimple_cdt_location_ptr): Likewise.
13047 (gimple_cdt_set_location): Likewise.
13048 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13049 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13050 GIMPLE_CHANGE_DYNAMIC_TYPE.
13051 (verify_types_in_gimple_stmt): Likewise.
13052 * tree-inline.c (estimate_num_insns): Likewise.
13053 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13054 (copy_decl_to_var): Likewise.
13055 (copy_result_decl_to_var): Likewise.
13056 * tree-pretty-print.c (dump_generic_node): Do not handle
13057 CHANGE_DYNAMIC_TYPE_EXPR.
13058 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13059 * tree-ssa-operands.c (get_expr_operands): Likewise.
13060 * tree-ssa-structalias.c (struct variable_info): Remove
13061 no_tbaa_pruning member.
13062 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13063 (unify_nodes): Do not copy it.
13064 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13065 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13066 (set_uids_in_ptset): Do not check it.
13067 (find_what_var_points_to): Likewise.
13068 (compute_tbaa_pruning): Remove.
13069 (compute_points_to_sets): Do not call it.
13070 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13071 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13072 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13073 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13074 (DECL_NO_TBAA_P): Likewise.
13075 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13076 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13077 (expand_omp_atomic_pipeline): Do not set it.
13078 * print-tree.c (print_node): Do not dump it.
13079 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13082 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13085 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13088 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13090 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13093 2009-05-22 Ben Elliston <bje@au.ibm.com>
13095 * Makefile.in (bversion.h, s-bversion): New targets.
13096 (TOPLEV_H): Add bversion.h.
13097 * toplev.h: Include "bversion.h".
13098 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13099 the __format__ attribute only if compiling with the same version
13100 of GCC as the sources (the "build version").
13102 2009-05-22 Ben Elliston <bje@au.ibm.com>
13104 * c-format.c (handle_format_attribute): Fix comment typo.
13106 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13109 * config/ia64/ia64.opt (mfused-madd): New.
13110 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13111 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13112 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13113 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13114 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13115 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13116 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13117 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13118 instruction if !TARGET_FUSED_MADD.
13119 (fpma, fpms): Remove colon from name.
13121 2009-05-22 Richard Guenther <rguenther@suse.de>
13123 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13124 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13125 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13127 (create_expression_by_pieces): Only convert if necessary.
13128 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13129 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13131 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13133 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13134 regular pattern from a template and rename it ...
13135 (*extzv_truncsi_exts): ... to this.
13137 2009-05-21 Richard Guenther <rguenther@suse.de>
13139 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13140 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13141 (cgraph_default_inline_p): Likewise.
13142 (cgraph_decide_inlining_incrementally): Likewise.
13144 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13145 Uros Bizjak <ubizjak@gmail.com>
13147 * config/i386/cpuid.h (bit_MOVBE): New.
13149 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13151 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13152 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13153 (ix86_handle_option): Handle OPT_mmovbe.
13154 (ix86_target_string): Add -mmovbe.
13155 (pta_flags): Add PTA_MOVBE.
13156 (processor_alias_table): Add PTA_MOVBE to "atom".
13157 (override_options): Handle PTA_MOVBE.
13159 * config/i386/i386.h (TARGET_MOVBE): New.
13161 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13162 (*bswapsi_movbe): New.
13163 (*bswapdi_movbe): Likewise.
13164 (bswapdi2): Renamed to ...
13165 (*bswapdi_1): This.
13166 (bswapdi2): New expander.
13168 * config/i386/i386.opt (mmovbe): New.
13170 * doc/invoke.texi: Document -mmovbe.
13172 2009-05-21 Taras Glek <tglek@mozilla.com>
13174 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13175 * gcc-plugin.h (plugin_init): Updated signature.
13176 * gcc-plugin.h (plugin_name_args): Moved to this header.
13177 * doc/plugins.texi (plugin_init): Updated documention to reflect
13179 * doc/plugins.texi (plugin_name_args): Added to documention.
13181 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13183 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13184 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13186 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13188 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13189 JUMP_TABLE_DATA_P predicates where applicable.
13190 * config/i386/predicates.md: Ditto.
13191 * config/i386/sse.md: Ditto.
13193 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13195 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13196 operand2 -128 override length_immediate attribute to 1.
13197 * config/i386/predicates.md (constm128_operand): New predicate.
13199 * config/i386/i386.c (memory_address_length): Handle %r12
13200 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13202 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13203 mode look through optional ZERO_EXTEND and SUBREG.
13204 * config/i386/i386.md (R12_REG): New define_constant.
13205 (prefix_data16): For sse unit set also for MODE_TI insns.
13206 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13207 insns set if operand 1 is ext_QIreg_operand.
13208 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13209 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13211 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13212 mode from MODE_DI to MODE_SI.
13213 (movdi_1_rex64): Override modrm and length_immediate attributes
13214 only for movabs (TYPE_IMOV, alternative 2).
13215 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13216 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13217 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13218 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13219 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13220 prefix_rex attribute if DImode.
13221 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13222 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13223 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13224 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13225 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13226 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13227 Likewise. For TYPE_IMOV clear length_immediate attribute.
13228 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13229 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13230 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13231 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13232 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13233 or one operand TYPE_ISHIFT.
13234 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13235 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13236 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13237 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13238 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13239 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13240 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13241 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13242 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13243 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13244 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13245 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13246 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13247 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13248 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13249 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13250 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13251 set mode attribute, don't override length attribute.
13252 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13254 (return_internal_long): Set length attribute to 2 instead of 1.
13255 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13256 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13257 prefix_rex attribute.
13258 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13260 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13262 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13264 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13266 2009-05-20 Ian Lance Taylor <iant@google.com>
13268 * tree.c (build_tree_list_vec_stat): New function.
13269 (ctor_to_vec): New function.
13270 (build_nt_call_vec): New function.
13271 (build_call_array): Change args to be a const pointer.
13272 (build_call_vec): New function.
13273 * tree.h (build_nt_call_vec): Declare.
13274 (build_tree_list_vec_stat): Declare.
13275 (build_tree_list_vec): Define.
13276 (build_call_array): Update declaration.
13277 (build_call_vec): Declare.
13278 (ctor_to_vec): Declare.
13279 * c-common.c (tree_vector_cache): New static variable.
13280 (make_tree_vector): New function.
13281 (release_tree_vector): New function.
13282 (make_tree_vector_single): New function.
13283 (make_tree_vector_copy): New function.
13284 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13285 (make_tree_vector_single, make_tree_vector_copy): Declare.
13286 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13287 (c_parser_expr_list): Don't manage cache here, instead call
13289 (c_parser_release_expr_list): Remove static function.
13290 (c_parser_vec_to_tree_list): Remove static function.
13291 (c_parser_attributes): Call build_tree_list_vec instead of
13292 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13293 c_parser_release_expr_list.
13294 (c_parser_postfix_expression_after_primary): Likewise.
13295 (c_parser_objc_keywordexpr): Likewise.
13297 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13299 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13300 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13301 TARGET_CONVERT_TO_TYPE.
13302 * hooks.c (hook_tree_const_tree_null): Define.
13303 * hooks.h (hook_tree_const_tree_null): Declare.
13304 * target.h (struct gcc_target): Add invalid_parameter_type,
13305 invalid_return_type, promoted_type, and convert_to_type fields.
13306 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13307 (TARGET_INVALID_RETURN_TYPE): Define.
13308 (TARGET_PROMOTED_TYPE): Define.
13309 (TARGET_CONVERT_TO_TYPE): Define.
13310 (TARGET_INITIALIZER): Update for new fields.
13311 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13312 (grokparms): Check targetm.invalid_parameter_type.
13313 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13314 * c-convert.c (convert): Check targetm.convert_to_type.
13316 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13318 * config/mips/mips.md (*extenddi_truncate<mode>,
13319 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13321 (*extendhi_truncateqi): New define_insn_and_sptit.
13323 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13325 PR middle-end/40204
13326 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13327 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13329 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13331 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13332 the operand of VIEW_CONVERT_EXPR.
13334 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13336 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13337 extended family and model for Intel processors. Support Intel Atom.
13339 2009-05-20 Olivier Hainque <hainque@adacore.com>
13341 * gstab.h (stab_code_type): Define, to be used instead of the
13342 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13344 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13345 occurrences by stab_code_type.
13346 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13348 2009-05-20 Martin Jambor <mjambor@suse.cz>
13350 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13351 (sra_insert_before): Likewise.
13352 (sra_insert_after): Likewise.
13353 (sra_init_cache): Likewise.
13354 (sra_type_can_be_decomposed_p): Likewise.
13355 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13356 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13357 (sra_insert_before): Likewise.
13358 (sra_insert_after): Likewise.
13359 (sra_init_cache): Likewise.
13360 (insert_edge_copies_seq): Made static and moved upwards.
13362 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13365 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13367 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13368 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13371 2009-05-20 Richard Guenther <rguenther@suse.de>
13373 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13374 with mismatched comparison modes.
13376 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13378 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13379 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13380 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13381 with shifts for Thumb2.
13382 (orsi_notsi): New for orn.
13383 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13384 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13385 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13386 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13387 Don't invert remainder for IOR.
13389 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13391 PR tree-optimization/40087
13392 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13393 number_of_iterations_ne): Rename never_infinite argument.
13394 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13395 number_of_iterations_le): Handle pointer-type ivs when
13396 exit_must_be_taken is false.
13397 (number_of_iterations_cond): Do not always assume that
13398 exit_must_be_taken if the control variable is a pointer.
13400 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13402 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13403 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13405 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13407 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13408 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13410 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13413 * c.opt (Wlogical-op): Disabled by default.
13414 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13416 * doc/invoke.texi (Wlogical-op): Likewise.
13418 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13420 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13422 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13423 Propagate the type of the first operand.
13424 <ASSERT_EXPR>: Simplify.
13425 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13426 Rewrite using the RHS code as discriminant.
13427 <NOP_EXPR>: Turn into CASE_CONVERT.
13428 <PLUS_EXPR>: Propagate the type of the first operand.
13430 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13432 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13433 (ia64_dconst_0_375): New.
13434 * config/ia64/ia64.c (ia64_override_options): Remove
13435 -minline-sqrt-min-latency warning.
13436 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13437 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13438 * config/ia64/ia64.md (*sqrt_approx): Remove.
13439 (sqrtsf2): Remove #if 0.
13440 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13441 (sqrtdf): Remove assert.
13442 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13443 (sqrtxf2): Remove #if 0.
13444 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13445 * div.md (sqrt_approx_rf): New.
13446 (sqrtsf2_internal_thr): New implementation.
13447 (sqrtsf2_internal_lat): New.
13448 (sqrtdf2_internal_thr: New implementation.
13449 (sqrtxf2_internal): New implementation.
13451 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13452 Hans-Peter Nilsson <hp@axis.com>
13454 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13455 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13456 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13457 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13458 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13459 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13460 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13461 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13462 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13463 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13464 * c-common.c: ...from here.
13466 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13468 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13470 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13472 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13474 2009-05-19 Ben Elliston <bje@au.ibm.com>
13476 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13477 assignments with memcpy calls.
13478 (add_fdes): Likewise.
13479 (binary_search_unencoded_fdes): Likewise.
13480 (linear_search_fdes): Eliminate type puns.
13482 2009-05-19 Richard Guenther <rguenther@suse.de>
13484 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13485 not falsely claim to have propagated into all uses.
13487 2009-05-19 Ben Elliston <bje@au.ibm.com>
13489 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13492 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13494 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13495 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13496 (TARGET_LEGITIMATE_ADDRESS_P): New.
13497 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13498 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13500 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13503 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13504 child of the containing namespace's DIE.
13506 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13508 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13509 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13510 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13513 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13516 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13517 gen_align with gen_pad.
13518 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13519 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13521 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13522 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13524 * config/i386/i386.md (align): Renamed to ...
13525 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13526 ASM_OUTPUT_MAX_SKIP_PAD.
13528 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13530 * config.gcc: Fix variable syntax.
13533 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13534 before calling exact_log2.
13535 (output_iorsi3): Likewise.
13536 (output_xorsi3): Likewise.
13538 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13540 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13541 for the none zero constant operand except for EQ and NE
13542 comprisons even when the first operand is R0.
13544 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13546 * config/s390/2064.md: Remove trailing whitespaces.
13547 * config/s390/2084.md: Likewise.
13548 * config/s390/constraints.md: Likewise.
13549 * config/s390/fixdfdi.h: Likewise.
13550 * config/s390/libgcc-glibc.ver: Likewise.
13551 * config/s390/s390-modes.def: Likewise.
13552 * config/s390/s390-protos.h: Likewise.
13553 * config/s390/s390.c: Likewise.
13554 * config/s390/s390.h: Likewise.
13555 * config/s390/s390.md: Likewise.
13556 * config/s390/tpf-unwind.h: Likewise.
13558 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13560 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13562 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13565 * configure.ac (m68k-*-*): Check if binutils support TLS.
13566 * configure: Regenerate.
13567 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13568 * config/m68k/constraints.md (Cu): New constraint.
13569 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13570 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13571 (movsi): Handle TLS symbols.
13572 (addsi3_5200): Handle XTLS symbols, indent.
13573 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13574 (m68k_tls_reference_p): Declare.
13575 (m68k_legitimize_address): Declare.
13576 (m68k_unwrap_symbol): Declare.
13577 * config/m68k/m68k.opt (mxtls): New option.
13578 * config/m68k/m68k.c (ggc.h): Include.
13579 (m68k_output_dwarf_dtprel): Implement hook.
13580 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13581 (m68k_expand_prologue): Load GOT pointer when function needs it.
13582 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13583 (m68k_legitimate_constant_address_p): Same.
13584 (m68k_decompose_address): Handle TLS references.
13585 (m68k_get_gp): New static function.
13586 (enum m68k_reloc): New contants.
13587 (TLS_RELOC_P): New macro.
13588 (m68k_wrap_symbol): New static function.
13589 (m68k_unwrap_symbol): New function.
13590 (m68k_final_prescan_insn_1): New static function.
13591 (m68k_final_prescan_insn): New function.
13592 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13594 (legitimize_pic_address): Handle TLS references..
13595 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13596 (m68k_libcall_value_in_a0_p)
13597 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13598 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13599 (m68k_legitimize_tls_address): Handle TLS references.
13600 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13602 (m68k_legitimize_address): Handle TLS symbols.
13603 (m68k_get_reloc_decoration): New static function.
13604 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13606 (m68k_output_dwarf_dtprel): Implement hook.
13607 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13608 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13609 m68k_call_* routines.
13610 (sched_attr_op_type): Handle TLS symbols.
13611 (gt-m68k.h): Include.
13612 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13613 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13615 2009-05-18 Martin Jambor <mjambor@suse.cz>
13617 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13618 (visit_store_addr_for_mod_analysis): New function.
13619 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13620 (determine_cst_member_ptr): Use gimple_assign_single_p.
13621 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13622 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13623 operands. Don't check number of operands of a NOP_EXPR.
13625 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13627 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13629 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13632 * c-common.c (warn_logical_operator): Don't warn if one of
13633 expression isn't always true or false.
13635 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13637 * config/i386/biarch32.h: New file.
13638 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13640 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13642 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13643 *zero_extend<mode>_truncqi): Merge these into ...
13644 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13645 Name the pattern following this as *zero_extendhi_truncqi.
13647 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13649 PR middle-end/39301
13650 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13651 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13652 (output_info): Make field HOST_WIDEST_INT.
13653 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13654 (dump_bitmat_statistics): Same.
13656 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13658 * config.gcc (use_gcc_stdint): Set to wrap.
13659 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13660 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13661 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13662 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13663 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13664 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13665 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13666 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13668 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13670 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13672 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13673 Move definitions earlier.
13674 (OPT_ARCH64, OPT_ARCH32): Define.
13675 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13678 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13681 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13684 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13686 * arm.md (movdi2): Copy non-reg values to DImode registers.
13688 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13691 * final.c (label_to_max_skip): New function.
13692 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13693 CODE_LABEL_NUMBER <= max_labelno.
13694 * output.h (label_to_max_skip): New prototype.
13695 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13696 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13697 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13698 Handle CODE_LABELs with >= 16 byte alignment or with
13699 max_skip == (1 << align) - 1.
13700 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13701 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13704 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13705 .p2align 3 if MAX_SKIP is smaller than 7.
13706 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13708 2009-05-15 Ian Lance Taylor <iant@google.com>
13710 * alias.c (struct alias_set_entry_d): Rename from struct
13711 alias_set_entry. Change all uses.
13712 * except.c (struct call_site_record_d): Rename from struct
13713 call_site_record. Change all uses.
13714 * except.h (struct eh_region_d): Rename from struct eh_region.
13716 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13718 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13719 ivtype_map_elt. Change all uses.
13720 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13722 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13723 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13725 (struct sese_d): Rename from struct sese. Change all uses.
13726 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13727 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13728 * optabs.h (struct optab_d): Rename from struct optab. Change all
13730 (struct convert_optab_d): Rename from struct convert_optab.
13732 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13733 ipa_opt_pass. Change all uses.
13734 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13737 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13738 defined as a typedef.
13739 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13742 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13745 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13747 (merge_ranges): Returns bool.
13748 * tree.h (make_range): .. to here.
13749 (build_range_check): Likewise.
13750 (merge_ranges): Likewise. Renamed from merge_ranges.
13751 * c-typeck.c (parser_build_binary_op): Update calls to
13752 warn_logical_operator.
13753 * c-common.c (warn_logical_operator): Add new warning.
13754 * c-common.h (warn_logical_operator): Update declaration.
13756 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13758 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13760 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13762 * doc/install.texi: Document MPC requirements, flags etc.
13764 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13765 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13766 Evaluate constant arguments.
13767 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13768 (fold_builtin_1): Likewise, also evaluate constant arguments.
13769 Remove superfluous break.
13770 (do_mpc_ckconv): New.
13771 * real.h: Include mpc.h.
13772 * toplev.c (print_version): Output MPC version info if available.
13774 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13776 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13778 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13780 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13783 2009-05-15 Jan Hubicka <jh@suse.cz>
13785 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13786 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13787 (try_inline): Fix return value.
13788 (cgraph_decide_inlining_incrementally): Honor new value.
13789 (cgraph_early_inlining): Handle indirect inlining.
13790 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13792 2009-05-15 Jan Hubicka <jh@suse.cz>
13794 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13795 * cgraphunit.c (cgraph_finalize_function): Set it.
13796 (cgraph_expand_function): Use it.
13798 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13800 * real.c (encode_ieee_half): Define.
13801 (decode_ieee_half): Define.
13802 (ieee_half_format): Define.
13803 (arm_half_format): Define.
13804 * real.h (ieee_half_format): Declare.
13805 (arm_half_format): Declare.
13807 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13809 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13810 swapped, and reversed optabs exist before trying to use them.
13812 2009-05-15 Paul Brook <paul@codesourcery.com>
13813 Sandra Loosemore <sandra@codesourcery.com>
13815 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13816 loads. Allow PRE_DEC.
13817 (output_move_neon): Handle PRE_DEC.
13818 (arm_print_operand): Add 'A' for neon structure loads.
13819 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13820 * config/arm/neon.md (neon_mov): Update comment.
13821 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13823 (Um): New constraint.
13825 2009-05-15 Jan Hubicka <jh@suse.cz>
13827 Revert the following patch until testsuite fallout is fixed:
13828 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13829 * cgraph.h (struct inline_summary): New filed self_wize,
13830 size_inlining_benefit, self_time and time_inlining_benefit.
13831 (struct cgraph_global_info): Replace insns by time ans size fields.
13832 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13833 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13834 (ipcp_update_callgraph): Do not touch function bodies.
13835 * ipa-inline.c: Include except.h
13836 (MAX_TIME): New constant.
13837 (overall_insns): Remove
13838 (overall_size, max_benefit): New static variables.
13839 (cgraph_estimate_time_after_inlining): New function.
13840 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13841 (cgraph_clone_inlined_nodes): Update size.
13842 (cgraph_mark_inline_edge): Update size.
13843 (cgraph_estimate_growth): Use size info.
13844 (cgraph_check_inline_limits): Check size.
13845 (cgraph_default_inline_p): Likewise.
13846 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13847 (cgraph_decide_recursive_inlining): Check size.
13848 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13850 (cgraph_decide_inlining): Likewise.
13851 (cgraph_decide_inlining_incrementally): Likewise; honor
13852 PARAM_EARLY_INLINING_INSNS.
13853 (likely_eliminated_by_inlining_p): New predicate.
13854 (estimate_function_body_sizes): New function.
13855 (compute_inline_parameters): Use it.
13856 * except.c (must_not_throw_labels): New function.
13857 * except.h (must_not_throw_labels): Declare.
13858 * tree-inline.c (init_inline_once): Kill inlining_weigths
13859 * tree-ssa-structalias.c: Avoid uninitialized warning.
13860 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13861 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13862 (PARAM_INLINE_CALL_COST): Remove.
13863 (PARAM_EARLY_INLINING_INSNS): New.
13865 2009-05-15 Richard Guenther <rguenther@suse.de>
13867 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13868 not TODO_update_ssa.
13870 2009-05-15 Richard Guenther <rguenther@suse.de>
13872 PR tree-optimization/39999
13873 * gimple.h (gimple_expr_type): Use the expression type looking
13874 through useless conversions.
13875 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13876 (vn_nary_op_insert_stmt): Likewise.
13877 (simplify_binary_expression): Likewise.
13879 2009-05-15 Richard Guenther <rguenther@suse.de>
13881 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13882 New options, enabled by default.
13883 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13885 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13886 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13887 * tree-ssa-structalias.c (gate_tree_pta): New function.
13888 (pass_build_alias): Use it.
13890 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13893 recurse on an invariant address if a conversion from a pointer
13894 type to a wider integer type is involved.
13896 2009-05-15 Jan Hubicka <jh@suse.cz>
13898 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13899 * cgraph.h (struct inline_summary): New filed self_wize,
13900 size_inlining_benefit, self_time and time_inlining_benefit.
13901 (struct cgraph_global_info): Replace insns by time ans size fields.
13902 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13903 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13904 (ipcp_update_callgraph): Do not touch function bodies.
13905 * ipa-inline.c: Include except.h
13906 (MAX_TIME): New constant.
13907 (overall_insns): Remove
13908 (overall_size, max_benefit): New static variables.
13909 (cgraph_estimate_time_after_inlining): New function.
13910 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13911 (cgraph_clone_inlined_nodes): Update size.
13912 (cgraph_mark_inline_edge): Update size.
13913 (cgraph_estimate_growth): Use size info.
13914 (cgraph_check_inline_limits): Check size.
13915 (cgraph_default_inline_p): Likewise.
13916 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13917 (cgraph_decide_recursive_inlining): Check size.
13918 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13920 (cgraph_decide_inlining): Likewise.
13921 (cgraph_decide_inlining_incrementally): Likewise; honor
13922 PARAM_EARLY_INLINING_INSNS.
13923 (likely_eliminated_by_inlining_p): New predicate.
13924 (estimate_function_body_sizes): New function.
13925 (compute_inline_parameters): Use it.
13926 * except.c (must_not_throw_labels): New function.
13927 * except.h (must_not_throw_labels): Declare.
13928 * tree-inline.c (init_inline_once): Kill inlining_weigths
13929 * tree-ssa-structalias.c: Avoid uninitialized warning.
13930 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13931 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13932 (PARAM_INLINE_CALL_COST): Remove.
13933 (PARAM_EARLY_INLINING_INSNS): New.
13934 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13935 (inline-call-cost): Remove.
13936 (early-inlining-insns): New.
13938 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13940 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13942 (print_int_cst_bounds_in_octal_p): Likewise.
13943 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13945 * dwarf2out.c (base_type_die): Likewise.
13946 (is_subrange_type): Delete.
13947 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13948 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13949 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13950 if the destination type is boolean.
13951 (build_range_check): Do not special-case subtypes.
13952 (fold_sign_changed_comparison): Likewise.
13953 (fold_unary): Likewise.
13954 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13955 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13956 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13957 * tree.c (subrange_type_for_debug_p): New predicate based on the
13958 former is_subrange_type.
13959 * tree.h (subrange_type_for_debug_p): Declare.
13960 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13961 (convert_affine_scev): Remove call to above function.
13962 (chrec_convert_aggressive): Likewise.
13963 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13964 false for conversions involving subtypes.
13965 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13966 (vrp_val_min): Likewise.
13967 (needs_overflow_infinity): Likewise.
13968 (extract_range_from_unary_expr): Likewise.
13970 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13972 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13973 * config/frv/frv.c: Likewise.
13974 * config/s390/s390.c: Likewise.
13975 * config/sparc/sparc.h: Likewise.
13976 * config/i386/i386.h: Likewise.
13977 * config/i386/i386.c: Likewise.
13978 * config/crx/crx.c: Likewise.
13979 * config/m68hc11/m68hc11.h: Likewise.
13980 * config/iq2000/iq2000.c: Likewise.
13981 * config/mn10300/mn10300.h: Likewise.
13982 * config/mn10300/mn10300.c: Likewise.
13983 * config/m68k/m68k.c: Likewise.
13984 * config/rs6000/rs6000.c: Likewise.
13985 * config/rs6000/xcoff.h: Likewise.
13986 * config/rs6000/linux64.h: Likewise.
13987 * config/rs6000/sysv4.h: Likewise.
13988 * config/score/score3.c: Likewise.
13989 * config/score/score7.c: Likewise.
13990 * config/score/score.c: Likewise.
13991 * config/arm/arm.md: Likewise.
13992 * config/mips/mips.c: Likewise.
13993 * config/mips/mips.md: Likewise.
13994 * config/bfin/bfin.h: Likewise.
13995 * config/pa/pa.c: Likewise.
13996 * config/pa/constraints.md: Likewise.
13998 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13999 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14000 * config/pdp11/pdp11.h: Use memory_address_p instead.
14002 2009-05-14 Ian Lance Taylor <iant@google.com>
14004 * passes.c (finish_optimization_passes): Change i to int.
14005 * plugin.c (plugins_active_p): Change event to int.
14006 (dump_active_plugins): Likewise.
14007 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14009 * tree.c (tree_range_check_failed): Change c to unsigned int.
14010 (omp_clause_range_check_failed): Likewise.
14011 (build_common_builtin_nodes): Change mode to int. Add cast.
14012 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14013 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14015 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14016 ++ or -- with a variable of enum type.
14018 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14021 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14023 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14025 * store-motion.c: Do not include params.h
14026 * Makefile.in: Fix dependencies for various files.
14028 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14030 * auto-inc-dec.c: Fix pass description, remove apparent
14031 accidental duplication.
14033 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14035 PR middle-end/40147
14036 * ipa-utils.h (memory_identifier_string): Moved to ...
14037 * tree.h (memory_identifier_string): Here. Add GTY(()).
14039 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14041 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14042 in the former documentation of...
14043 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14044 * ira-conflicts.c (get_dup_num): Use address_operand.
14045 * targhooks.c (default_legitimate_address_p): New.
14046 * targhooks.h (default_legitimate_address_p): New.
14047 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14049 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14050 * target.h (struct target): Add legitimate_address_p.
14051 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14052 (TARGET_INITIALIZER): Include it.
14054 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14055 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14056 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14057 (TARGET_LEGITIMATE_ADDRESS_P): New.
14059 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14060 (REG_OK_STRICT_P): Delete.
14061 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14062 (frv_legitimate_address_p_1): ... this.
14063 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14064 (frv_legitimate_address_p_1): ... the renamed old
14065 frv_legitimate_address_p.
14066 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14067 (TARGET_LEGITIMATE_ADDRESS_P): New.
14069 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14070 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14071 * config/s390/s390.c (legitimate_address_p): Rename to...
14072 (s390_legitimate_address_p): ... this, make static.
14073 (legitimize_address): Adjust call.
14074 (TARGET_LEGITIMATE_ADDRESS_P): New.
14075 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14077 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14078 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14079 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14080 (TARGET_LEGITIMATE_ADDRESS_P): New.
14082 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14083 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14084 * config/spu/spu.c (spu_legitimate_address): Rename to...
14085 (spu_legitimate_address_p): ... this, make static.
14086 (TARGET_LEGITIMATE_ADDRESS_P): New.
14088 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14089 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14090 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14091 (sparc_legitimate_address_p): ... this, make static and return bool.
14092 (legitimize_address): Adjust call.
14093 (TARGET_LEGITIMATE_ADDRESS_P): New.
14095 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14096 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14097 * config/i386/i386.c (legitimate_address_p): Rename to...
14098 (ix86_legitimate_address_p): ... this, make static.
14099 (constant_address_p): Move after it, adjust call.
14100 (TARGET_LEGITIMATE_ADDRESS_P): New.
14102 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14103 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14104 * config/avr/avr.c (legitimate_address_p): Rename to...
14105 (avr_legitimate_address_p): ... this, make static.
14106 (legitimize_address): Adjust call.
14107 (TARGET_LEGITIMATE_ADDRESS_P): New.
14109 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14110 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14111 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14112 (TARGET_LEGITIMATE_ADDRESS_P): New.
14114 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14115 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14116 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14117 (TARGET_LEGITIMATE_ADDRESS_P): New.
14119 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14120 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14122 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14124 (TARGET_LEGITIMATE_ADDRESS_P): New.
14126 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14127 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14129 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14131 (m68hc11_legitimate_address_p): ... this, make static.
14132 (go_if_legitimate_address_internal): Rename to...
14133 (m68hc11_legitimate_address_p_1): ... this.
14134 (legitimize_address): Adjust call.
14135 (TARGET_LEGITIMATE_ADDRESS_P): New.
14137 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14138 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14139 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14140 (TARGET_LEGITIMATE_ADDRESS_P): New.
14142 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14143 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14144 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14145 (mn10300_legitimate_address_p): ... this, make static.
14146 (TARGET_LEGITIMATE_ADDRESS_P): New.
14148 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14149 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14150 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14151 (TARGET_LEGITIMATE_ADDRESS_P): New.
14153 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14154 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14155 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14156 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14157 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14158 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14159 (rs6000_legitimate_address_p): ... this, make static.
14160 (TARGET_LEGITIMATE_ADDRESS_P): New.
14161 (REG_MODE_OK_FOR_BASE_P): Delete.
14162 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14164 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14165 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14167 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14168 static, adjust types.
14169 (TARGET_LEGITIMATE_ADDRESS_P): New.
14171 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14172 * config/score/score.c (score_address_p): Rename to...
14173 (score_legitimate_address_p): ... this.
14174 (TARGET_LEGITIMATE_ADDRESS_P): New.
14175 * config/score/score3.c (score3_address_p): Rename to...
14176 (score3_legitimate_address_p): ... this.
14177 * config/score/score7.c (score7_address_p): Rename to...
14178 (score7_legitimate_address_p): ... this.
14180 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14181 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14182 GO_IF_LEGITIMATE_ADDRESS): Delete.
14183 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14184 thumb2_legitimate_address_p): Delete.
14185 (arm_legitimate_address_p): Rename to...
14186 (arm_legitimate_address_outer_p): ... this.
14187 * config/arm/constraints.md ("Uq"): Adjust call.
14188 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14189 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14191 (arm_legitimate_address_outer_p): ... this.
14192 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14194 (TARGET_LEGITIMATE_ADDRESS_P): New.
14196 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14197 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14198 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14199 (TARGET_LEGITIMATE_ADDRESS_P): New.
14201 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14202 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14203 * config/vax/vax.c (legitimate_address_p): Rename to...
14204 (vax_legitimate_address_p): ... this, make static.
14205 (TARGET_LEGITIMATE_ADDRESS_P): New.
14207 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14208 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14209 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14210 (TARGET_LEGITIMATE_ADDRESS_P): New.
14212 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14213 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14214 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14215 (mmix_legitimate_address_p): ... this, make static.
14216 (TARGET_LEGITIMATE_ADDRESS_P): New.
14218 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14219 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14220 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14221 (TARGET_LEGITIMATE_ADDRESS_P): New.
14223 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14225 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14226 of MODE_COMPLEX_INT.
14228 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14230 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14231 LCT_NORMAL in function call.
14232 * mips-tdump.c (print_file_desc): Add cast to enum type.
14233 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14234 (mark_stabs): Add casts to enum types.
14235 (parse_stabs_common): Add casts to enum types.
14237 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14239 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14240 Check for invalid values of LETTER.
14242 2009-05-13 Taras Glek <tglek@mozilla.com>
14244 * attribs.c (register_attribute): moved out attribute registration
14245 into register_attribute.
14246 * doc/plugins.texi: Documented register_attribute and
14248 * gcc-plugin.h: Added forward decl for register_attribute.
14249 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14250 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14251 PLUGIN_ATTRIBUTES boilerplate.
14253 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14255 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14256 values even in sentinel and empty entries.
14257 (ms_printf_flag_specs): Likewise.
14258 (ms_scanf_flag_specs): Likewise.
14259 (ms_strftime_flag_specs): Likewise.
14260 (ms_print_char_table): Likewise.
14261 (ms_scan_char_table): Likewise.
14262 (ms_time_char_table): Likewise.
14264 2009-05-13 Doug Kwan <dougkwan@google.com>
14266 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14268 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14270 * config/mips/mips.md (store): Add attributes for QI and HI.
14272 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14273 (truncdi<mode>2): ... this new pattern.
14275 2009-05-13 Brad Hards <bradh@kde.org>
14277 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14279 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14280 Ben Elliston <bje@au.ibm.com>
14282 PR middle-end/40035
14283 * dse.c (check_mem_read_rtx): Guard against width == -1.
14285 2009-05-13 Michael Matz <matz@suse.de>
14287 PR middle-end/39976
14288 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14289 (trivially_conflicts_p): New function.
14290 (insert_backedge_copies): Use it.
14292 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14294 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14295 (handle_stdc_pragma): Use new enum constant names.
14296 (handle_pragma_float_const_decimal64): Ditto.
14298 2009-05-13 Ian Lance Taylor <iant@google.com>
14300 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14303 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14305 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14306 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14308 * config/m68k/m68k.h (FL_UCLINUX): Define.
14310 2009-05-13 Jan Hubicka <jh@suse.cz>
14312 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14314 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14316 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14317 unless -fschedule-insns is specified.
14319 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14322 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14323 TARGET_EXPAND_CBRANCHDI4.
14324 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14325 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14326 (cmpeqdi): Fix comment.
14328 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14330 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14331 (sh_legitimate_address_p): Likewise.
14332 * config/sh/sh.c (sh_legitimate_index_p): New.
14333 (sh_legitimate_address_p): Likewise.
14334 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14335 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14336 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14337 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14338 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14339 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14340 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14341 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14342 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14344 2009-05-12 Jan Hubicka <jh@suse.cz>
14346 * tree-inline.c (estimate_operator_cost): Add operands;
14347 when division happens by constant, it is cheap.
14348 (estimate_num_insns): Loads and stores are not having cost of 0;
14349 EH magic stuff is cheap; when computing runtime cost of switch,
14350 use log2 base of amount of its cases; builtin_expect has cost of 0;
14351 compute cost for moving return value of call.
14352 (init_inline_once): Initialize time_based flags.
14353 * tree-inline.h (eni_weights_d): Add time_based flag.
14355 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14357 * df-core.c: Update head documentation.
14359 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14362 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14363 shadowing exisiting variable op1.
14365 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14368 * config/i386/driver-i386.c (processor_signatures): New enum.
14369 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14370 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14371 processor signature to detect geode processor.
14373 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14377 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14379 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14380 causes spurious differences between trunk and cond-optab branch.
14382 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14384 * dojump.c (compare_from_rtx): Delete.
14385 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14386 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14387 if the comparison does not satisfy the predicate; test predicates for
14388 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14389 further if one existing pattern fails.
14390 * expr.h (compare_from_rtx): Delete.
14391 (prepare_operand): Declare it.
14392 * optabs.c: Change "lib call" to "libcall" throughout.
14393 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14394 HAVE_conditional_trap, emit_cmp_insn): Delete.
14395 (can_compare_p): Delete cmp_optab case.
14396 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14397 Accept other parameters by value.
14398 (prepare_operand): Make non-static.
14399 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14400 other parameters by value. Try to widen operands here based on
14401 an optab_methods argument and looking at cbranch_optab.
14402 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14403 loop. Use cbranch_optab directly.
14404 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14405 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14407 (emit_conditional_move, emit_conditional_add): Inline what's needed
14408 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14409 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14410 with COMPARE. Move cmov_optab and cstore_optab above
14411 with cbranch_optab, move cmp_optab down with ucmp_optab,
14412 remove tst_otpab. Do not initialize trap_rtx.
14413 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14414 for trap code. Do not check HAVE_conditional_trap. Use
14415 prepare_cmp_insn. Accept no predicate for operand 3.
14416 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14417 (OTI_ctrap, ctrap_optab): New.
14418 (tst_optab): Delete.
14419 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14420 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14421 with lookup of ctrap_optab.
14422 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14424 (ctrap_optab): New.
14426 * combine.c (combine_simplify_rtx, simplify_set): Do not
14427 special case comparing against zero for cc0 machines.
14428 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14429 COMPARE on cc0 machines.
14430 (simplify_relational_operation): Return a new expression when
14431 a COMPARE could be removed.
14432 * final.c (final_scan_insn): Compare cc_status values
14433 against LHS of a (compare FOO (const_int 0)) cc0 source.
14434 Also check if cc_status.value is the full compare.
14436 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14437 (cstoreMM4): Document.
14438 (conditional_trap): Document ctrapMM4 instead.
14439 (sync_compare_and_swapMM): Refer to cbranchcc4.
14440 (Dependent Patterns): Eliminate obsolete information referring to
14441 the old jump optimization phase.
14442 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14443 of compares with 0 on cc0 machines.
14444 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14445 avoiding references to cc0. Remove text about storing operands
14447 * doc/tm.texi (Condition Codes): Include blurb on different
14448 condition code representations, separate into subsections for
14449 CC0, MODE_CC and conditional execution.
14451 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14452 alpha_emit_setcc): Accept operands and a machine mode.
14453 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14454 Get code/op0/op1 from operands, use machine mode argument
14455 instead of alpha_compare.fp_p. Emit the branch here.
14456 (alpha_emit_setcc): Likewise, and return boolean.
14457 (alpha_emit_conditional_move): Likewise. Assert that
14458 cmp_op_mode == cmp_mode, and simplify accordingly.
14459 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14460 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14461 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14463 (stack probe test): Use cbranchdi4.
14464 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14466 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14467 * config/arc/arc.h (movsicc, movsfcc): Use it.
14468 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14469 (cbranchsi4, cstoresi4): New.
14470 (cmpsi, bCC and sCC expanders): Remove.
14472 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14473 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14474 * config/arm/predicates.md (arm_comparison_operator): Only include
14475 floating-point operators if there is a hardware floating-point unit.
14476 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14477 deferring to cbranch_cc and cstore_cc respectively.
14478 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14479 cbranch_cc, cstore_cc): New.
14480 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14482 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14484 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14485 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14487 (adjust_insn_length): Adjust calls.
14488 (avr_reorg): Handle (compare (foo) (const_int 0)).
14489 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14490 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14491 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14492 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14494 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14495 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14497 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14498 (cbranchsi4, cstorebi4, cstoresi4): New.
14499 (movbisi): This insn is duplicate, split it to zero_extend.
14500 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14501 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14502 (bfin_optimize_loop): Use cbranch expander.
14503 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14504 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14505 (bfin_bimode_comparison_operator): ... this.
14506 (bfin_direct_comparison_operator): New.
14508 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14509 inside (compare FOO (const_int 0)).
14510 (cris_rtx_costs): Handle ZERO_EXTRACT.
14511 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14512 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14513 (*tstdi_v32): Delete.
14514 (*cmpdi_non_v32): Add M alternative for operand 1.
14515 (cmpsi, cmp<mode>): Make private.
14516 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14518 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14520 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14521 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14522 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14523 (cc_reg_operand): New.
14524 (any_cond): Delete.
14525 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14526 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14527 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14528 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14529 crx_expand_scond): Delete.
14531 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14533 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14534 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14536 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14537 cstoresi4, cstoresf4, cstoredf4): New.
14538 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14539 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14540 Receive the entire operands array.
14541 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14542 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14543 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14544 Get test/op0/op1 from the operands array.
14545 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14547 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14548 (h8300_expand_store): New.
14549 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14551 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14552 (h8300_expand_store): New.
14553 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14554 or do not try to produce (set (cc0) REG).
14555 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14556 change a compare into a move to a scratch register. Disable some
14557 peepholes when comparing with zero.
14558 (tstsi, tsthi, tstsi, cmpqi): Make private.
14560 (bCC, sCC): Delete.
14561 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14564 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14565 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14566 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14567 (ix86_emit_i387_log1p): Use cbranchxf2.
14568 (ix86_expand_setcc): Return void.
14569 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14570 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14571 cmp<MODEF>, cmpcc): Remove.
14572 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14573 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14574 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14575 (sCC and bCC expanders): Remove.
14576 (stack_protect_test): Use cbranchcc4.
14578 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14580 (ia64_expand_compare): Accept three rtx by reference and return void.
14581 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14582 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14583 from *expr. Update *expr with the BImode comparison to do.
14584 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14585 cmptf, bCC, sCC, conditional_trap): Delete.
14586 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14587 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14588 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14589 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14590 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14592 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14593 type of last argument.
14594 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14595 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14596 use machine mode argument instead of branch_type. Remove dead
14597 code for floating-point comparisons.
14598 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14599 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14601 (cbranchsi4, cstoresi4): New.
14602 * config/iq2000/predicates.md (reg_or_const_operand): New.
14604 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14605 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14606 (b<code>_op): Rewrite to...
14607 (bcc_op): ... this, using match_operator.
14608 (s<code>_op): Rewrite to...
14609 (scc_op): ... this, using match_operator.
14610 (s<code>_24_op): Rewrite to...
14611 (scc_op_24): ... this, using match_operator.
14612 (s<code>_<mode>): Rewrite to...
14613 (cstore<mode>4): ... this, using match_operator.
14614 (s<code>_<mode>_24): Rewrite to...
14615 (cstore<mode>4_24): ... this, using match_operator.
14616 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14617 m32c_unpend_compare, m32c_expand_scc): Delete.
14618 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14619 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14620 (m32c_expand_movcc): Change NE to EQ if necessary.
14621 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14623 * config/m32r/m32r-protos.h (gen_cond_store): New.
14624 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14625 (gen_cond_store): New, from sCC patterns.
14626 (m32r_expand_block_move): Use cbranchsi4.
14627 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14628 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14629 (cbranchsi4, cstoresi4): New.
14631 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14633 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14634 (m68hc11_notice_update_cc): Look into a compare with 0.
14635 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14637 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14638 cmphi, cmpqi, bCC): Delete.
14639 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14640 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14641 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14644 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14645 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14646 * config/m68k/constraints.md (H): New.
14647 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14648 the define_insn below.
14649 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14650 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14651 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14652 patterns): Wrap RHS with COMPARE.
14653 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14654 (*cmpdi_internal): Name this pattern.
14655 (cmpdi): Change to define_insn.
14656 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14657 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14658 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14660 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14661 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14662 (conditional_trap): Change to...
14663 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14664 (*conditional_trap): Use the ordered_comparison_operator and
14665 const1_operand predicates.
14666 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14667 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14668 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14669 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14671 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14672 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14673 (mcore_gen_compare): New.
14674 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14675 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14676 (mcore_gen_compare): ... this.
14677 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14678 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14679 (stack probe pattern): Use cbranchsi4.
14681 * config/mips/predicates.md (mips_cstore_operator): New.
14682 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14683 * config/mips/mips.md (any_cond): Delete.
14684 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14686 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14687 fixuns_truncsfdi2): Use cbranch patterns.
14688 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14689 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14690 Adjust call to mips_expand_conditional_branch.
14691 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14693 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14694 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14695 * config/mips/mips.c (cmp_operands): Delete.
14696 (mips_emit_compare): Get comparison operands from *op0/*op1.
14697 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14698 that it succeeds. Use op0/op1 instead of cmp_operands.
14699 (mips_expand_conditional_branch, mips_expand_conditional_move,
14700 mips_expand_conditional_trap): Likewise.
14701 (mips_block_move_loop): Use cbranch patterns.
14702 * config/mips/mips.h (cmp_operands): Delete.
14704 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14705 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14706 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14707 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14708 (*cmpcc_folded): Rename to...
14709 (*cmpdi_folded): this.
14710 (*cmpcc): Rename to...
14712 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14715 (cbranchdf4): New. Handle invalid comparisons here.
14716 * config/mmix/predicates.md (float_comparison_operator): New.
14718 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14719 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14720 * config/mn10300/mn10300.md (tst): Delete.
14721 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14722 Name these patterns and wrap RHS in a compare.
14723 (*cmpsi): Make this pattern private. Include tst.
14724 (*cmpsf): Make this pattern private.
14725 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14726 (compare with zero peepholes): Likewise.
14728 (cbranchsi4, cbranchsf4): New.
14729 (casesi): Use cbranchsi4.
14731 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14732 hppa_branch_type): Delete.
14733 (return_addr_rtx): Use cbranchsi4.
14734 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14735 Emit CCFPmode comparison here.
14736 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14737 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14738 hppa_branch_type): Delete.
14739 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14740 (movsicc, movdicc): Remove references to hppa_compare_op0,
14741 hppa_compare_op1 and compare_from_rtx.
14742 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14743 (casesi): Use cbranchsi4.
14745 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14746 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14747 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14748 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14749 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14751 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14752 (*branch, *branch_inverted): New.
14754 * config/picochip/picochip.md (cbranchhi4): Use
14755 ordered_comparison_operator.
14756 (cmphi, bCC): Remove.
14758 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14759 (trap_comparison_operator): Delete.
14760 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14761 rs6000_emit_cbranch): Accept mode and operands.
14762 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14763 rs6000_compare_fp_p): Delete.
14764 (rs6000_generate_compare): Accept mode and comparison. Extract code
14765 and op0/op1 from there. Replace references to rs6000_compare_op0
14766 and rs6000_compare_op1.
14767 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14768 extract result from passed operands.
14769 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14770 extract loc from passed operands.
14771 (rs6000_emit_cmove): Likewise.
14772 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14773 rs6000_compare_fp_p): Delete.
14774 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14775 (cbranch<GPR>4, cbranch<FP>4): New.
14776 (cstore<mode>4): New. Consolidate here all choices about when to use
14777 portable or specialized sCC sequences.
14778 (stack_protect_test): Use cbranchsi4.
14779 (conditional_trap): Replace with ctrap<GPR>4.
14780 (conditional trap insn): Replace trap_comparison_operator with
14781 ordered_comparison_operator.
14783 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14784 (s390_emit_prologue): Use ctrap.
14785 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14786 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14787 New predicates replacing...
14788 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14789 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14790 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14791 (add<mode>cc): Do not use s390_compare_op0/op1.
14792 (s<code>): Change to...
14793 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14794 (seq): Change to...
14795 (cstorecc4): ... this. Handle EQ or NE equally.
14796 (*sne): Un-privatize for use in cstorecc4.
14797 (b<code>): Change to...
14798 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14799 (conditional_trap): Replace with...
14800 (ctrap<GPR>4, ctrap<FP>4): ... these.
14801 (stack_protect): Use cbranchcc4.
14803 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14804 * config/score/score-protos.h (score_gen_cmp): Delete.
14805 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14806 (score_block_move-loop): Use cbranchsi4.
14807 * config/score/score.md (cbranchsi4): New.
14808 (cmpsi, bCC): Delete.
14809 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14810 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14811 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14812 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14813 * config/score/score3.h (score3_gen_cmp): Delete.
14814 * config/score/score7.h (score7_gen_cmp): Delete.
14816 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14817 (sh_emit_scc_to_t): ... this. Return void.
14818 (from_compare): Rename to...
14819 (sh_emit_compare_and_branch): ... this.
14820 (sh_emit_compare_and_set): New.
14821 (sh_expand_t_scc): Accept operands.
14822 * config/sh/predicates.md (sh_float_comparison_operator): New.
14823 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14824 (prepare_scc_operands): Rename to...
14825 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14827 (sh_emit_cheap_store_flag): New.
14828 (sh_emit_set_t_insn): New.
14829 (from_compare): Rename to...
14830 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14831 handling of TARGET_SH2E floating point to avoid recursive call.
14832 Generate branch here.
14833 (sh_emit_compare_and_set): New.
14834 (sh_expand_t_scc): Get op0/op1 from arguments.
14835 (sh_emit_cheap_store_flag): New.
14836 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14838 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14839 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14840 (movsicc, movdicc): Do nothing when it recreated operands from
14841 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14842 prepare_scc_operands (now sh_emit_scc_to_t).
14843 (udivdi3): Use cstoresi4.
14844 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14845 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14846 (cbranchint4_media, cbranchfp4_media): New.
14847 (casesi): Use cbranchdi4.
14848 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14850 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14851 (movnegt): Remove second operand.
14852 (cbranchsf4, cbranchdf4): New.
14853 (stack_protect): Use cbranchdi4/cbranchsi4.
14855 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14856 (gen_compare_reg): Accept comparison, extract part of it to...
14857 (gen_compare_reg_1): ... this.
14858 (gen_compare_operator): Delete.
14859 (gen_v9_scc): Accept separate destination, comparison code and arms.
14860 Do not use sparc_compare_op0/sparc_compare_op1.
14861 (emit_scc_insn, emit_conditional_branch_insn): New.
14862 (emit_v9_brxx): Make static. Remove useless assertion.
14863 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14865 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14866 * config/sparc/sparc-protos.h (gen_compare_reg,
14867 sparc_emit_float_lib_cmp): Adjust prototype.
14868 (emit_scc_insn, emit_conditional_branch_insn): New.
14869 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14870 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14871 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14872 iterators to the top.
14873 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14874 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14875 snedi_special_trunc): Delete.
14876 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14877 and snedi_special_trunc.
14878 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14879 cbranchdi4, cbranch<F:mode>4): New.
14880 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14881 here. Use gen_compare_reg instead of gen_compare_operator.
14882 (conditional_trap): Replace with...
14883 (ctrapsi4, ctrapdi4): ... this.
14884 (stack_protect_test): Use cbranchcc4.
14886 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14888 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14889 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14890 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14891 from operands[0] or operands[3] depending on is_set.
14892 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14893 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14894 cmpdf, bCC), sCC: Remove.
14895 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14896 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14898 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14899 spu_emit_branch_or_set.
14901 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14903 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14904 xstormy16_compare_op1): Delete.
14905 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14906 xstormy16_compare_op1): Delete.
14907 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14909 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14910 (cmphi, cmpsi, bCC): Remove.
14912 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14913 (*cmpsi): ... this one.
14914 (cbranchsi4, cstoresi4): New.
14915 (bCC expanders): Delete.
14916 (sCC insns): Fold into...
14917 (*setcc): ... this one.
14918 (casesi): Do not use gen_cmpsi and gen_bgtu.
14919 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14920 (movsicc): Simplify.
14921 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14923 * config/vax/vax-protos.h (cond_name): New.
14924 (vax_output_conditional_branch): Remove.
14925 * config/vax/vax.c (cond_name): New.
14926 (vax_output_conditional_branch): Remove.
14927 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14928 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14929 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14930 (bit<VAXint>): Wrap source with (compare).
14931 (b<code> and following unnamed pattern): Rename to *branch and
14932 *branch_reversed. Change macroization to match_operator.
14933 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14935 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14936 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14937 Change last argument to machine_mode.
14938 (xtensa_expand_scc): Add machine_mode argument.
14939 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14940 (gen_conditional_move, xtensa_expand_conditional_branch,
14941 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14942 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14943 Adjust operand numbers.
14944 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14946 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14947 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14948 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14950 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14952 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14953 causes spurious differences between trunk and cond-optab branch.
14955 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14958 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14960 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14962 * tree.c (iterative_hash_pointer): Delete.
14963 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14964 Hash UIDs and versions of SSA names. Don't special-case built-in
14965 function declarations.
14967 2009-05-11 Ian Lance Taylor <iant@google.com>
14970 * graphite.c: Force -Wc++-compat to only be a warning before
14971 #including "cloog/cloog.h".
14973 2009-05-11 Martin Jambor <mjambor@suse.cz>
14975 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14977 2009-05-11 Jan Hubicka <jh@suse.cz>
14979 * tree-ssa-loop-ivcanon.c: Include target.h
14980 (struct loop_size): new structure.
14981 (constant_after_peeling): New predicate.
14982 (tree_estimate_loop_size): New function.
14983 (estimated_unrolled_size): Rewrite for new estimates.
14984 (try_unroll_loop_completely): Use new estimates.
14985 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14987 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14989 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14990 libcpp interface change.
14991 (spu_macro_to_expand): Likewise.
14993 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14995 PR tree-optimization/40026
14996 * gimplify.c (gimplify_init_constructor): Change initial conditional
14997 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14998 optimize_compound_literals_in_ctor.
15000 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15002 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15004 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15006 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15008 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15009 HOST_WIDE_INT for gap.
15011 2009-05-11 Ira Rosen <irar@il.ibm.com>
15013 PR tree-optimization/40074
15014 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15015 account in group size and step comparison.
15017 2009-05-11 Richard Guenther <rguenther@suse.de>
15019 * passes.c (init_optimization_passes): Strip now incorrect comment.
15020 (execute_function_todo): Do not set PROP_alias.
15021 * tree-pass.h (PROP_alias): Remove.
15022 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15023 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15024 * tree-nrv.c (pass_return_slot): Likewise.
15025 * tree-object-size.c (pass_object_sizes): Likewise.
15026 * tree-ssa-dom.c (pass_dominator): Likewise.
15027 (pass_phi_only_cprop): Likewise.
15028 * tree-ssa-dse.c (pass_dse): Likewise.
15029 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15030 (pass_cselim): Likewise.
15031 * tree-ssa-pre.c (pass_pre): Likewise.
15032 (pass_fre): Likewise.
15033 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15034 * tree-ssa-sink.c (pass_sink_code): Likewise.
15035 * tree-stdarg.c (pass_stdarg): Likewise.
15036 * tree-tailcall.c (pass_tail_calls): Likewise.
15037 * tree-vrp.c (pass_vrp): Likewise.
15039 2009-05-10 Ian Lance Taylor <iant@google.com>
15041 * basic-block.h (enum profile_status): Break out of struct
15042 control_flow_graph.
15043 * cgraph.h (struct inline_summary): Break out of struct
15045 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15046 of struct cgraph_order_sort.
15047 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15048 * cse.c (struct branch_path): Break out of struct
15049 cse_basic_block_data.
15050 * except.h (enum eh_region_type): Break out of struct eh_region.
15051 * gcc.c (enum add_del): Break out of struct modify_target.
15052 * genrecog.c (enum decision_type): Break out of struct decision_test.
15053 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15055 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15056 * regmove.c (enum match_use): New enum, broken out of struct match.
15057 * sched-int.h (enum post_call_group): New enum, broken out of
15059 (struct deps_reg): Break out of struct deps.
15060 * target.h (struct asm_int_op): Break out of struct gcc_target.
15061 * tree-eh.c (struct goto_queue_node): Break out of struct
15063 * tree-inline.h (enum copy_body_cge_which): Break out of
15065 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15067 * c-decl.c (in_struct, struct_types): New static variables.
15068 (pushtag): Add loc parameter. Change all callers.
15069 (lookup_tag): Add ploc parameter. Change all callers.
15070 (check_compound_literal_type): New function.
15071 (parser_xref_tag): Add loc parameter. Change all callers. If
15072 -Wc++-compat, warn about struct/union/enum types defined within a
15074 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15075 and loc parameters. Change all callers. Change error calls to
15076 error_at, using loc. For a redefinition, if the location of the
15077 original definition is known, report it. Set in_struct and
15078 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15079 (finish_struct): Add new parameters enclosing_in_struct and
15080 enclosing_struct_types. Change all callers. Set
15081 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15082 in the struct. If in a struct, add this struct to struct_types.
15083 (start_enum): Add loc parameter. Change all callers. Use
15084 error_at for errors, using loc. For a redefinition, if the
15085 location of the original definition is known, report it. If in a
15086 struct, add this enum type to struct_types. If -Wc++-compat warn
15087 if in sizeof, typeof, or alignof.
15088 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15089 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15090 (c_parser_enum_specifier): Get enum location for start_enum.
15091 (c_parser_struct_or_union_specifier): Get struct location for
15092 start_struct. Save in_struct and struct_types status between
15093 start_struct and finish_struct.
15094 (c_parser_cast_expression): Get location of cast.
15095 (c_parser_alignof_expression): Get location of type.
15096 (c_parser_postfix_expression): Likewise.
15097 (c_parser_postfix_expression_after_paren_type): Add type_loc
15098 parameter. Change all callers. Call check_compound_literal_type.
15099 Use type_loc for error about variable size type.
15100 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15101 of an enum constant from an enum type defined in a struct or union.
15102 (c_cast_expr): Add loc parameter. Change all callers. If
15103 -Wc++-compat, warn about defining a type in a cast.
15104 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15105 (start_enum, start_struct, finish_struct): Update declarations.
15106 (parser_xref_tag, c_cast_expr): Update declarations.
15107 (check_compound_literal_type): Declare.
15109 2009-05-11 Ben Elliston <bje@au.ibm.com>
15111 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15112 for recent libcpp interface change.
15113 (rs6000_macro_to_expand): Likewise.
15115 2009-05-10 Michael Matz <matz@suse.de>
15118 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15119 not at entry of function.
15121 2009-05-10 Richard Guenther <rguenther@suse.de>
15123 PR tree-optimization/40081
15125 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15126 using the main variant of the element type. Do not fiddle with
15127 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15129 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15130 structs with volatile fields.
15132 2009-05-10 Jan Hubicka <jh@suse.cz>
15134 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15135 (estimate_move_cost): Assert that it does not get called for
15137 (estimate_num_insns): Skip VOID types in argument handling.
15138 (optimize_inline_calls): Delete unreachable blocks and verify that
15139 callgraph is valid.
15141 2009-05-10 Jan Hubicka <jh@suse.cz>
15143 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15144 * cgraph.c (cgraph_mark_address_taken_node): New function.
15145 (dump_cgraph_node): Dump new flag.
15146 * cgraph.h (struct cgraph_node): Add address_taken.
15147 (cgraph_mark_address_taken_node): New function.
15148 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15149 since new direct calls can be born.
15151 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15153 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15154 tok->val.node.node.
15156 2009-05-10 Jan Hubicka <jh@suse.cz>
15158 PR middle-end/40084
15159 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15161 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15162 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15163 * tree-inline.c (copy_bb): Set frequency correctly.
15164 (fold_marked_statements): Update call to
15165 cgraph_update_edges_for_call_stmt.
15167 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15169 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15170 identifiers in diagnostics.
15171 * config/arm/arm.c (arm_handle_fndecl_attribute,
15172 arm_handle_isr_attribute): Likewise.
15173 * config/avr/avr.c (avr_handle_progmem_attribute,
15174 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15175 * config/bfin/bfin.c (handle_int_attribute,
15176 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15177 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15178 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15180 * config/darwin.c (darwin_handle_kext_attribute,
15181 darwin_handle_weak_import_attribute): Likewise.
15182 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15183 h8300_handle_eightbit_data_attribute,
15184 h8300_handle_tiny_data_attribute): Likewise.
15185 * config/i386/i386.c (ix86_handle_cconv_attribute,
15186 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15187 * config/i386/winnt.c (ix86_handle_shared_attribute,
15188 ix86_handle_selectany_attribute): Likewise.
15189 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15190 * config/m32c/m32c.c (function_vector_handler): Likewise.
15191 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15192 m68hc11_handle_fntype_attribute): Likewise.
15193 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15194 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15195 * config/mips/mips.c (mips_insert_attributes,
15196 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15197 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15198 rs6000_handle_struct_attribute): Likewise.
15199 * config/sh/sh.c (sh_insert_attributes,
15200 sh_handle_resbank_handler_attribute,
15201 sh_handle_interrupt_handler_attribute,
15202 sh2a_handle_function_vector_handler_attribute,
15203 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15205 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15206 * config/spu/spu.c (spu_handle_fndecl_attribute,
15207 spu_handle_vector_attribute): Likewise.
15208 * config/stormy16/stormy16.c
15209 (xstormy16_handle_interrupt_attribute): Likewise.
15210 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15211 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15213 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15215 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15216 (pp_translate_identifiers): New.
15217 (pp_identifier): Only conditionally translate identifier to locale
15219 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15220 (pp_base_tree_identifier): Only conditionally translate identifier
15221 to locale character set.
15222 * c-pretty-print.c (M_): Define.
15223 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15224 fragments for conditional translation with M_.
15225 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15226 identifier translation.
15228 2009-05-10 Richard Guenther <rguenther@suse.de>
15230 PR tree-optimization/40081
15231 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15232 using the main variant of the element type. Do not fiddle with
15233 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15235 2009-05-09 Jan Hubicka <jh@suse.cz>
15237 PR middle-end/40080
15238 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15239 indirect calls; verify cgraph afterwards.
15241 2009-05-09 Jan Hubicka <jh@suse.cz>
15244 * ipa.c (update_inlined_to_pointer): New function.
15245 (cgraph_remove_unreachable_nodes): Use it.
15247 2009-05-09 Jan Hubicka <jh@suse.cz>
15249 * tree-eh.c (struct leh_state): Remove prev_try.
15250 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15251 not track prev_try.
15252 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15253 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15254 remove_eh_handler_and_replace, foreach_reachable_handler,
15255 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15256 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15257 (gen_eh_region_cleanup): Update prototype.
15259 2009-05-09 Jan Hubicka <jh@suse.cz>
15261 PR middle-end/40043
15262 * except.c (copy_eh_region): Always set prev_try.
15263 (redirect_eh_edge_to_label): Find outer try.
15264 (foreach_reachable_handler): When looking for prev try
15265 handle case where previous try is not going to be taken.
15267 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15269 PR tree-optimization/40049
15270 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15271 only vector/vector shifts, convert the type of the constant to the
15272 appropriate type to avoid building incorrect trees, which
15273 eventually have problems with garbage collection.
15275 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15277 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15278 -1 for complex floating-point types if honoring signed zeros.
15280 2009-05-08 Jan Hubicka <jh@suse.cz>
15282 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15283 argument; handle correctly when profile is absent.
15284 (build_cgraph_edges): Update.
15285 (rebuild_cgraph_edges): Update.
15286 * cgraph.c: Do not include varray.h.
15287 (cgraph_set_call_stmt_including_clones): New function.
15288 (cgraph_create_edge_including_clones): Likewise
15289 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15290 (cgraph_update_edges_for_call_stmt): Handle clones.
15291 (cgraph_remove_node): Handle clone tree.
15292 (cgraph_remove_node_and_inline_clones): New function.
15293 (dump_cgraph_node): Dump clone tree.
15294 (cgraph_clone_node): Handle clone tree.
15295 (clone_function_name): Bring here from tree-inline.c.
15296 (cgraph_create_virtual_clone): New function.
15297 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15298 (cgraph_clone_info): New function.
15299 (strut cgraph_node): Add clone_info and new clone tree pointers.
15300 (cgraph_remove_node_and_inline_clones,
15301 cgraph_set_call_stmt_including_clones,
15302 cgraph_create_edge_including_clones,
15303 cgraph_create_virtual_clone): Declare.
15304 (cgraph_function_versioning): Use VEC argument.
15305 (compute_call_stmt_bb_frequency): Update prototype.
15306 (cgraph_materialize_all_clones): New function.
15307 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15308 (ipcp_create_replace_map): Update to VECtors.
15309 (ipcp_update_callgraph): Use virtual clones.
15310 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15311 (ipcp_update_profiling): Do not update local profiling.
15312 (ipcp_insert_stage): Use VECtors and virtual clones.
15313 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15314 (clone_of_p): New function.
15315 (cgraph_preserve_function_body_p): Use clone tree.
15316 (cgraph_optimize): Materialize clones.
15317 (cgraph_function_versioning): Update for VECtors.
15318 (save_inline_function_body): Use clone tree.
15319 (cgraph_materialize_clone): New function.
15320 (cgraph_materialize_all_clones): Likewise.
15321 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15322 * ipa.c: Include gimple.h.
15323 (cgraph_remove_unreachable_nodes): Use clone tree.
15324 * ipa-prop.c (ipa_note_param_call): Update call to
15325 compute_call_stmt_bb_frequencycall.
15326 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15327 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15328 (copy_bb): Handle updating of clone tree; add new edge when new call
15330 (expand_call_inline): Be strict about every call having edge.
15331 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15332 (delete_unreachable_blocks_update_callgraph): New function.
15333 (tree_function_versioning): Use VECtors; always remove unreachable
15334 blocks and fold conditionals.
15335 * tree-inline.h: Do not include varray.h.
15336 (tree_function_versioning): Remove.
15337 * Makefile.in (GTFILES): Remove tree-inline.c
15338 * passes.c (do_per_function): Do only functions having body.
15339 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15342 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15343 Andrew Morrow <acm@google.com>
15346 * c-common.c (c_common_attribute_table): Permit deprecated
15347 attribute to take an optional argument.
15348 (handle_deprecated_attribute): If the optional argument to
15349 __attribute__((deprecated)) is not a string ignore the attribute
15350 and emit a warning.
15352 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15353 * c-typeck.c (build_component_ref): Likewise.
15354 (build_external_ref): Likewise.
15356 * toplev.c (warn_deprecated_use): Add an attribute argument.
15357 Emit the message associated with __attribute__((deprecated)).
15359 * toplev.h (warn_deprecated_use): Updated.
15361 * doc/extend.texi: Document new optional parameter to
15362 __attribute__((deprecated))
15364 2009-05-08 Michael Eager <eager@eagercon.com>
15366 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15367 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15369 2009-05-08 Richard Guenther <rguenther@suse.de>
15371 PR tree-optimization/40062
15372 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15373 Avoid exponential behavior.
15375 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15377 PR rtl-optimization/33928
15379 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15380 process_uses, build_single_def_use_links): New.
15381 (update_df): Update use_def_ref.
15382 (forward_propagate_into): Use get_def_for_use instead of use-def
15384 (fwprop_init): Call build_single_def_use_links and let it initialize
15386 (fwprop_done): Free use_def_ref.
15387 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15388 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15389 df_rd_simulate_one_insn): New.
15390 (df_rd_bb_local_compute_process_def): Update head comment.
15391 (df_chain_create_bb): Use the new RD simulation functions.
15392 * df.h (df_rd_simulate_artificial_defs_at_top,
15393 df_rd_simulate_one_insn): New.
15394 * opts.c (decode_options): Enable fwprop at -O1.
15395 * doc/invoke.texi (-fforward-propagate): Document this.
15397 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15400 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15401 and one complex operand specially.
15402 * tree-complex.c (some_nonzerop): Do not identify a real value as
15403 zero if flag_signed_zeros.
15405 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15407 PR rtl-optimization/33928
15408 * loop-invariant.c (record_use): Fix && vs. || mishap.
15410 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15412 PR rtl-optimization/33928
15413 * loop-invariant.c (struct use): Add addr_use_p.
15414 (struct def): Add n_addr_uses.
15415 (struct invariant): Add cheap_address.
15416 (create_new_invariant): Set cheap_address.
15417 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15418 (record_uses): Pass df_ref to record_use.
15419 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15422 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15424 * config/sh/sh.c: Do not include c-pragma.h.
15426 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15428 * config/spu/spu.c: Remove include of c-common.h.
15430 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15433 * c-common.h (mark_valid_location_for_stdc_pragma,
15434 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15435 clear_float_const_decimal64, float_const_decimal64_p): New.
15436 * c.opt (Wunsuffixed-float-constants): New.
15437 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15438 unsuffixed float constant, handle new warning.
15439 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15440 * c-decl.c (c_scope): New flag float_const_decimal64.
15441 (set_float_const_decimal64, clear_float_const_decimal64,
15442 float_const_decimal64_p): New.
15443 (push_scope): Set new flag.
15444 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15445 to use STDC pragmas.
15446 (c_parser_external_declaration): Ditto.
15447 (c_parser_compound_statement_nostart): Ditto.
15448 * c-pragma.c (valid_location_for_stdc_pragma,
15449 mark_valid_location_for_stdc_pragma,
15450 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15451 handle_pragma_float_const_decimal64): New.
15452 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15453 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15454 set_float_const_decimal64, clear_float_const_decimal64,
15455 float_const_decimal64_p): New dummy functions.
15456 * doc/extend.texi (Decimal Float): Remove statement that the
15457 pragma, and suffix for double constants, are not supported.
15458 * doc/invoke.texi (Warning Options): List new option.
15459 (-Wunsuffixed-float-constants): New.
15461 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15463 * config/i386/i386.c: Do not include c-common.h.
15465 2009-05-07 Mark Heffernan <meheff@google.com>
15467 * doc/invoke.texi (Debugging Options): Document change of debugging
15469 * opts.c (decode_options): Make dump_base_name relative to
15470 aux_base_name directory.
15472 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15474 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15475 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15477 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15479 * Makefile.in (install-plugin): Simplify a bit.
15481 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15483 * Makefile.in (OBJS-common): Add regcprop.o.
15485 * timevar.def (TV_CPROP_REGISTERS): New.
15486 * regrename.c (regrename_optimize): Return 0.
15487 (rest_of_handle_regrename): Delete.
15488 (pass_rename_registers): Point to regrename_optimize.
15489 (struct value_data_entry, struct value_data,
15490 kill_value_one_regno, kill_value_regno, kill_value,
15491 set_value_regno, init_value_data, kill_clobbered_value,
15492 kill_set_value, kill_autoinc_value, copy_value,
15493 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15494 replace_oldest_value_reg, replace_oldest_value_addr,
15495 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15496 debug_value_data, validate_value_data): Move...
15497 * regcprop.c: ... here.
15498 (rest_of_handle_cprop): Delete.
15499 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15501 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15503 PR middle-end/40057
15504 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15505 GEN_INT for 1 << bitnum.
15506 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15507 build_int_cst_type.
15509 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15511 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15512 Remove wrong description of "nand" operation.
15514 2009-05-06 Richard Guenther <rguenther@suse.de>
15515 Adam Nemet <anemet@caviumnetworks.com>
15517 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15518 comment. Add that if LHS is not a gimple register, then RHS1 has
15519 to be a single object (GIMPLE_SINGLE_RHS).
15521 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15523 * expr.c (get_def_for_expr): Move it up in the file.
15524 (store_field): When expanding a bit-field store, look at the
15525 defining gimple stmt for the masking conversion.
15527 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15529 PR middle-end/39986
15530 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15531 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15532 32-bit memcpy into long.
15534 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15536 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15537 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15539 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15540 instead of appending DW_OP_deref*.
15542 2009-05-06 Michael Matz <matz@suse.de>
15544 PR middle-end/40021
15545 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15546 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15548 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15550 * Makefile.in (install-plugin): Fix srcdir handling.
15552 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15554 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15555 when processing for not_regs_needed bitmap.
15556 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15557 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15558 handling it for rhs.
15560 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15562 * config/i386/i386.md (unnamed inc/dec peephole): Use
15563 optimize_insn_for_size_p instead of optimize_size.
15564 * config/i386/predicates.md (incdec_operand): Likewise.
15565 (aligned_operand): Likewise.
15566 * config/i386/sse.md (divv8sf3): Likewise.
15567 (sqrtv8sf2): Likewise.
15569 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15571 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15573 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15575 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15577 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15578 ssemodesuffixf2c with avxmodesuffixf2c.
15580 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15583 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15585 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15587 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15588 (struct tree_base): Adjust spacing for 8 bit boundaries.
15589 (struct tree_decl_common): Add decl_by_reference_flag bit.
15590 (DECL_BY_REFERENCE): Adjust.
15591 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15592 print DECL_BY_REFERENCE bit.
15593 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15594 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15595 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15596 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15599 PR middle-end/39666
15600 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15601 range of the type, but default label is missing, add it with one
15602 of the existing labels instead of adding a new label for it.
15604 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15608 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15610 * Makefile.in (enable_plugin, plugin_includedir): New.
15611 (install): Depend on install-plugin.
15612 (PLUGIN_HEADERS): New.
15613 (install-plugin): New.
15614 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15616 2009-05-05 Richard Guenther <rguenther@suse.de>
15618 PR tree-optimization/40022
15619 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15621 (phivn_valid_p): Fix tuplification error, simplify.
15622 (phiprop_insert_phi): Add dumps.
15623 (propagate_with_phi): Simplify.
15625 2009-05-05 Richard Guenther <rguenther@suse.de>
15627 PR middle-end/40023
15628 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15630 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15632 * tree.h (strip_float_extensions): Remove duplicate declaration.
15633 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15634 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15635 block_ultimate_origin): Rearrange the declarations line to match the
15636 comment that indicates the .c file which the functions are defined.
15637 (dwarf2out_*, set_decl_rtl): Add comment.
15638 (get_base_address): Adjust comment.
15639 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15640 declarations line and add comment.
15641 (is_builtin_name): Add blank after function name, for clarity.
15643 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15645 * attribs.c (decl_attributes): Use %qE for identifiers in
15647 * cgraphunit.c (verify_cgraph_node): Translate function names to
15648 locale character set in diagnostics.
15649 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15651 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15652 Document that functions are named in UTF-8.
15653 * expr.c (expand_expr_real_1): Translate function names to locale
15654 character set in diagnostics.
15655 * gimplify.c (omp_notice_variable, omp_is_private,
15656 gimplify_scan_omp_clauses): Use %qE for identifiers in
15658 * langhooks.c (lhd_print_error_function): Translate function names
15659 to locale character set.
15660 * langhooks.h (decl_printable_name): Document that return value is
15661 in internal character set.
15662 * stmt.c: Include pretty-print.h
15663 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15665 (resolve_operand_name_1): Translate named operand name to locale
15667 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15669 * toplev.c (announce_function): Translate function names to locale
15671 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15672 (default_tree_printer): Use pp_identifier or translate identifiers
15673 to locale character set. Mark "<anonymous>" for translation.
15674 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15675 for identifiers in diagnostics.
15676 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15678 * varasm.c (output_constructor): Use %qE for identifiers in
15681 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15683 * configure.ac: use ` ` instead of $()
15684 * configure: Regenerate.
15686 2009-05-05 Ben Elliston <bje@au.ibm.com>
15688 * config/pa/linux-atomic.c: Eliminate conditional include of
15689 errno.h on non-LP64 systems to simplify build requirements.
15691 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15693 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15695 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15696 and pass value to identifier_to_locale.
15697 (warn_variable_length_array): Make name a tree.
15698 (grokdeclarator): Separate diagnostic texts for named and unnamed
15699 declarators. Use %qE for named declarators.
15700 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15702 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15703 identifiers in diagnostics.
15704 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15705 identifier_to_locale. Mark "anonymous" strings for translation.
15707 2009-05-04 Michael Eager <eager@eagercon.com>
15709 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15710 address for DImode/DFmode only if double-precision FP regs.
15712 2009-05-04 Michael Eager <eager@eagercon.com>
15714 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15715 TARGET_SINGLE_FLOAT check.
15717 2009-05-04 Michael Eager <eager@eagercon.com>
15719 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15721 2009-05-04 Michael Eager <eager@eagercon.com>
15723 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15724 * config/rs6000/t-xilinx: New
15726 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15728 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15729 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15730 * gcc/explow.c (memory_address): Use target hook.
15731 * gcc/targhooks.c (default_legitimize_address): New.
15732 * gcc/targhooks.h (default_legitimize_address): New.
15733 * gcc/target.h (legitimize_address): New.
15734 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15735 (TARGET_INITIALIZER): Include it.
15736 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15738 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15739 * config/bfin/bfin.c (legitimize_address): Remove.
15740 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15741 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15743 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15744 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15746 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15747 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15748 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15749 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15750 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15751 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15752 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15753 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15754 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15755 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15756 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15757 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15758 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15759 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15760 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15761 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15762 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15763 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15764 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15765 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15766 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15767 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15768 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15770 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15771 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15772 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15773 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15774 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15775 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15776 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15777 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15778 (thumb_legitimize_address): Delete.
15779 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15780 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15781 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15782 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15783 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15784 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15786 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15789 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15790 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15791 * config/m32r/m32r.c (m32r_legitimize_address): New.
15792 * config/m68k/m68k.c (m68k_legitimize_address): New.
15793 * config/score/score.c (score_legitimize_address): Standardize.
15794 * config/score/score3.c (score3_legitimize_address): Standardize.
15795 * config/score/score3.h (score3_legitimize_address): Adjust.
15796 * config/score/score7.c (score7_legitimize_address): Standardize.
15797 * config/score/score7.h (score7_legitimize_address): Adjust.
15798 * config/sh/sh.c (sh_legitimize_address): New.
15799 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15801 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15802 (s390_legitimize_address): ... this.
15803 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15804 (sparc_legitimize_address): ... this.
15805 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15806 (ix86_legitimize_address): ... this.
15807 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15808 (avr_legitimize_address): ... this.
15809 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15810 (mn10300_legitimize_address): ... this.
15811 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15812 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15813 (alpha_expand_mov): Adjust call.
15815 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15816 * config/spu/spu.c (spu_legitimize_address): Likewise.
15817 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15818 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15820 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15822 * intl.c (locale_encoding, locale_utf8): New.
15823 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15824 * intl.h (locale_encoding, locale_utf8): Declare.
15825 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15826 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15828 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15830 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15831 (pp_base_tree_identifier): Declare as function.
15832 (identifier_to_locale): Declare.
15833 * Makefile.in (pretty-print.o): Update dependencies.
15834 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15836 2009-05-04 Richard Guenther <rguenther@suse.de>
15838 PR middle-end/40015
15839 * builtins.c (fold_builtin_memory_op): Do not decay to element
15840 type if the size matches the whole array.
15842 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15844 * expmed.c (synth_mult): When trying out a shift, pass the result
15847 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15849 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15850 (shiftsub1_cost): New.
15851 (init_expmed): Compute shiftsub1_cost.
15852 (synth_mult): Optimize multiplications by constants of the form
15853 -(2^^m-1) for some constant positive integer m.
15855 2009-05-03 Richard Guenther <rguenther@suse.de>
15858 * c-typeck.c (array_to_pointer_conversion): Do not built
15859 ADDR_EXPRs of arrays of pointer-to-element type.
15860 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15861 up wrong ADDR_EXPRs after-the-fact.
15862 * c-common.c (strict_aliasing_warning): Strip pointer
15863 conversions for obtaining the original type.
15864 * builtins.c (fold_builtin_memset): Handle array types.
15865 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15868 2009-05-03 Richard Guenther <rguenther@suse.de>
15870 PR middle-end/23329
15871 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15872 Do not lose casts from array types with unknown extent to array
15873 types with known extent.
15874 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15875 alias set compatibility.
15877 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15879 * flags.h (extra_warnings): Delete.
15880 * toplev.c (process_options): Handle Wuninitialized here.
15881 * opts.c (extra_warnings): Delete.
15882 (set_Wextra): Delete.
15883 (common_handle_option): -Wextra can be handled automatically.
15884 * c-opts.c (c_common_handle_option): Delete obsolete code.
15885 (c_common_post_options): Simplify comment.
15886 * common.opt (W): Add Var.
15888 (Wuninitialized): Initialize to -1.
15890 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15891 Richard Guenther <rguenther@suse.de>
15893 * expr.c (get_def_for_expr): New function.
15894 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15895 SSA rather than trees.
15896 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15897 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15899 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15901 * c-common.c (reswords): Add _Imaginary.
15902 * c-common.c (enum rid): Add RID_IMAGINARY.
15904 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15906 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15907 Patch by Richard Guenther.
15909 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15911 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15912 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15913 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15914 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15915 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15916 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15917 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15918 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15919 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15920 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15921 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15922 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15923 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15924 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15925 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15926 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15927 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15928 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15930 2009-05-02 Richard Guenther <rguenther@suse.de>
15932 PR tree-optimization/39940
15933 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15936 2009-05-02 Richard Guenther <rguenther@suse.de>
15938 PR middle-end/40001
15939 * tree-ssa.c (execute_update_addresses_taken): Properly check
15940 if we can mark a variable DECL_GIMPLE_REG_P.
15941 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15942 back to the end of the function.
15943 (is_gimple_reg_type): Remove complex type special casing.
15944 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15947 2009-05-02 Ben Elliston <bje@au.ibm.com>
15949 * doc/collect2.texi (Collect2): Document search path behaviour
15950 when configured with --with-ld.
15952 2009-05-02 Jan Hubicka <jh@suse.cz>
15954 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15955 parameter; update callers.
15956 (coalesce_cost_edge): EH edges are costier because they needs
15957 splitting even if not critical and even more costier when there are
15958 multiple EH predecestors.
15960 2009-05-02 Jan Hubicka <jh@suse.cz>
15962 * except.c (remove_eh_handler_and_replace): Handle updating after
15963 removing TRY blocks.
15965 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15967 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15969 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15971 * varasm.c: Do not include c-pragma.h.
15972 * attribs.c: Do not incude c-common.h.
15974 2009-05-01 Michael Matz <matz@suse.de>
15976 * calls.c (initialize_argument_information): Handle SSA names like
15977 decls with a non MEM_P DECL_RTL.
15979 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15981 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15982 * ipa-utils.c: Likewise.
15983 * ipa-type-escape.c: Likewise.
15984 * cgraphunit.c Do not include c-common.h.
15985 * ipa-pure-const.c: Likewise.
15986 * tree-if-conv.c: Likewise.
15987 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15988 * ipa-struct-reorg.c: Likewise.
15989 * tree-nomudflap.c: Likewise.
15990 * tree-ssa-structalias.c: Likewise.
15992 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15994 * store-motion.c: Many cleanups to make this pass a first-class
15995 citizen instead of an appendix to gcse load motion. Add TODO list
15996 to make this pass faster/cleaner/better.
15998 (struct ls_expr): Post gcse.c-split cleanups.
15999 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16000 "stores" field to "avail_stores".
16001 (pre_ldst_mems): Rename to store_motion_mems.
16002 (pre_ldst_table): Rename to store_motion_mems_table.
16003 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16004 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16005 (ldst_entry): Rename to st_expr_entry, update users.
16006 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16007 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16008 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16010 (first_ls_expr): Rename to first_st_expr, update users.
16011 (next_ls_expr): Rename to next_st_expr, update users.
16012 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16013 fields properly for store motion instead of names inherited from load
16015 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16016 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16019 (ae_kill): Rename to st_kill, update users.
16020 (ae_gen): Rename to st_avloc, update users.
16021 (transp): Rename to st_transp, update users.
16022 (pre_insert_map): Rename to st_insert_map, update users.
16023 (pre_delete_map): Rename to st_delete_map, update users.
16024 (insert_store, build_store_vectors, free_store_memory,
16025 one_store_motion_pass): Update for abovementioned changes.
16027 (gcse_subst_count, gcse_create_count): Remove.
16028 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16029 and "n_stores_created", local variables.
16031 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16034 (regvec, compute_store_table_current_insn): Remove.
16035 (reg_set_info, reg_clear_last_set): Remove.
16036 (compute_store_table): Use DF caches instead of local dataflow
16039 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16041 * c-objc-common.c (c_tree_printer): Print identifiers with
16042 pp_identifier, not pp_string. Mark "({anonymous})" for
16044 * c-pretty-print.c (pp_c_ws_string): New.
16045 (pp_c_cv_qualifier, pp_c_type_specifier,
16046 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16047 pp_c_storage_class_specifier, pp_c_function_specifier,
16048 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16049 pp_c_primary_expression, pp_c_postfix_expression,
16050 pp_c_unary_expression, pp_c_shift_expression,
16051 pp_c_relational_expression, pp_c_equality_expression,
16052 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16053 use pp_string and pp_c_ws_string in place of pp_identifier and
16054 pp_c_identifier for non-identifiers. Mark English strings for
16056 * c-pretty-print.h (pp_c_ws_string): Declare.
16058 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16059 Roland McGrath <roland@redhat.com>
16061 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16062 (ENABLE_LD_BUILDID): New configuration option.
16063 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16064 (LINK_BUILDID_SPEC): New macro.
16065 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16067 * doc/install.texi: Document --enable-linker-build-id option.
16068 * configure: Rebuild.
16069 * config.in: Rebuild.
16071 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16073 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16074 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16075 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16076 MIPS_GP_SAVE_AREA_SIZE.
16077 * config/mips/mips.c (struct mips_frame_info): Update comment
16078 before arg_pointer_offset and hard_frame_pointer_offset.
16079 (mips_compute_frame_info): Update diagram before function: to
16080 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16081 indicate the position of frame_pointer_rtx with -fstack-protector and
16082 to show args_size. Don't allocate cprestore area for leaf functions
16083 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16085 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16087 2009-04-30 Michael Matz <matz@suse.de>
16089 PR tree-optimization/39955
16090 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16092 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16094 * ira.c (setup_cover_and_important_classes): Use safe macro
16095 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16097 * genpreds.c (write_tm_preds_h): Output suitable definition of
16098 REG_CLASS_FOR_CONSTRAINT.
16100 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16102 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16104 * bitmap.c (bitmap_descriptor): Likewise.
16105 * ggc-common.c (loc_descriptor): Likewise.
16106 * varray.c (varray_descriptor): Likewise.
16107 * vec.c (vec_descriptor): Likewise.
16109 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16111 * Makefile.in (dce.o): Add $(EXCEPT_H).
16112 * dce.c: Include except.h and delete redundant vector definitions.
16113 (deletable_insn_p): Return false for non-call insns that can throw
16116 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16118 * gcse.c (ae_gen): Remove.
16119 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16120 and make non-static function to make it available in store-motion.c.
16121 Update call sites with search-and-replace.
16122 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16123 extract_mentioned_regs, extract_mentioned_regs_helper,
16124 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16125 store_killed_in_insn, store_killed_after, store_killed_before,
16126 build_store_vectors, insert_insn_start_basic_block, insert-store,
16127 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16128 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16129 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16130 * store-motion.c: ...new file. Also copy data structures from gcse.c
16131 and clean up to remove parts not used by store motion.
16132 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16133 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16135 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16138 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16139 when optimizing for size.
16141 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16143 * gcse.c (gcse_constant_p): Fix typo in last change.
16145 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16147 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16149 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16151 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16153 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16155 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16156 CONST_HIGH_PART result.
16158 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16160 * config/avr/avr.c (initial_elimination_offset): Rename to
16161 avr_initial_elimination_offset.
16162 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16163 change return type to bool.
16164 (avr_can_eliminate): New function.
16165 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16166 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16167 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16168 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16169 avr_initial_elimination_offset.
16170 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16171 (avr_initial_elimination_offset): Define.
16173 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16174 Steven Bosscher <steven@gcc.gnu.org>
16176 PR rtl-optimization/39938
16177 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16178 * cfgrtl.c: Include insn-attr.h.
16179 (rest_of_pass_free_cfg): New function.
16180 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16181 * resource.c (init_resource_info): Remove call to df_analyze.
16183 2009-04-29 Richard Guenther <rguenther@suse.de>
16186 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16187 allow conversion to signed integers.
16189 2009-04-29 Richard Guenther <rguenther@suse.de>
16191 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16192 shifts of floating point vectors if the shift amount is
16193 a constant multiple of the element size.
16195 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16196 Michael Matz <matz@suse.de>
16198 PR middle-end/39927
16200 * tree-outof-ssa.c (emit_partition_copy): New function.
16201 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16202 insert_part_to_rtx_on_edge): Perform the partition base var
16203 copy using emit_partition_copy.
16204 (insert_value_copy_on_edge): Convert constants to the right mode.
16205 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16206 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16208 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16210 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16211 scan backwards to try to find a constant to initialize it.
16213 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16214 insn before the loop_end instruction, don't look past labels.
16216 2009-04-29 Richard Guenther <rguenther@suse.de>
16218 PR middle-end/39937
16219 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16220 loose type conversions.
16221 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16222 stmts only if there are no uses of its definition.
16224 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16226 * config/bfin/bfin.h (splitting_loops): Declare.
16227 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16228 Reorder bit definitions to be ascending.
16229 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16230 * config/bfin/bfin.c (splitting_loops): New variable.
16231 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16232 (struct loop_info): Remove members INIT and LOOP_INIT.
16233 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16234 the LSETUP sequence. Allow LC to be loaded from any register, but
16235 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16236 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16238 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16239 of reload_completed.
16242 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16244 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16246 * Makefile.in (PLUGIN_VERSION_H): New.
16247 (OBJS-common): Remove plugin-version.o.
16248 (plugin.o): Depend on (PLUGIN_VERSION_H).
16249 (plugin-version.o): Remove.
16250 * configure: Regenerate
16251 * configure.ac: Create plugin-version.h.
16252 * gcc-plugin.h (plugin_gcc_version): Remove.
16253 (plugin_default_version_check): Change signature.
16254 * plugin-version.c: Remove.
16255 * plugin.c: Include plugin-version.h.
16256 (str_plugin_gcc_version_name): Remove.
16257 (try_init_one_plugin): Pass gcc version to plugin_init.
16258 (plugin_default_version_check): Both gcc and plugin versions are now
16261 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16263 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16264 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16265 Remove special case testing for last insn of inner loops. Don't fail
16266 if the loop ends with a jump, emit an extra nop instead.
16268 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16269 DREGS rather than comparing directly. Remove code that tries to
16270 account for latencies.
16272 2009-04-29 Richard Guenther <rguenther@suse.de>
16274 PR tree-optimization/39941
16275 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16276 eliminating an indirect call.
16278 2009-04-29 Richard Guenther <rguenther@suse.de>
16280 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16281 parameter. Allow invariants as base if !require_lvalue.
16282 (verify_gimple_assign_single): Adjust.
16284 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16286 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16287 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16288 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16289 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16290 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16292 * config/bfin/bfin.c (bfin_expand_builtin,
16293 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16295 2009-04-28 Richard Guenther <rguenther@suse.de>
16297 * tree-vect-loop.c (get_initial_def_for_induction): Use
16298 correct types for pointer increment.
16300 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16302 * toplev.c (print_version): Update GMP version string calculation.
16304 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16306 PR rtl-optimization/39938
16307 * resource.c (init_resource_info): Add call to df_analyze.
16309 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16311 * config/alpha/alpha.md (usegp): Cast the result of
16312 alpha_find_lo_sum_using_gp to enum attr_usegp.
16313 * config/alpha/alpha.c (override_options): Remove end-of-structure
16314 marker element from cpu_table. Use array size of cpu_table to handle
16315 -mcpu and -mtune options.
16316 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16318 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16320 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16321 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16322 tune_32 and tune_64.
16323 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16324 support on PowerPC.
16325 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16326 * config/rs6000/option-defaults.h: ... here. New file.
16327 (OPT_64, OPT_32): Define.
16328 (MASK_64BIT): Define to 0 if not already defined.
16329 (OPT_ARCH64, OPT_ARCH32): Define.
16330 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16333 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16335 * config/arm/arm.c (arm_override_options): Emit error on using
16338 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16340 PR rtl-optimization/39914
16341 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16342 registers for allocnos created from user-defined variables only
16343 when not optimizing.
16345 2009-04-28 Richard Guenther <rguenther@suse.de>
16347 PR middle-end/39937
16348 * fold-const.c (fold_binary): Use distribute_real_division only
16351 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16353 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16354 add hpux-stdint.h to tm_file.
16355 (hppa[12]*-*-hpux11*): Ditto.
16356 (ia64*-*-hpux*): Ditto.
16357 * config/hpux-stdint.h: New.
16358 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16359 __STDC_EXT__ for all compiles.
16360 * config/pa/pa-hpux.h: Ditto.
16361 * config/pa/pa-hpux10.h: Ditto.
16362 * config/pa/pa-hpux11.h: Ditto.
16364 2009-04-28 Catherine Moore <clm@codesourcery.com>
16366 * debug.h (set_name): Add comment.
16368 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16371 * config/darwin.c (machopic_gen_offset): Check
16372 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16373 * config/arm/arm.c (require_pic_register): Likewise.
16375 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16377 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16378 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16379 m32c_promote_prototypes): Delete.
16381 2009-04-28 Michael Matz <matz@suse.de>
16383 PR middle-end/39922
16384 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16387 2009-04-28 Richard Guenther <rguenther@suse.de>
16389 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16391 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16393 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16394 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16395 * config/arm/arm-tune.md: Regenerate.
16397 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16399 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16400 block if there are complex incoming edges.
16401 (sel_merge_blocks): Remove useless assert.
16402 (sel_redirect_edge_and_branch): Check that edge was redirected.
16403 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16404 (sel_find_rgns): Delete declaration.
16405 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16406 the region when it is not a preheader.
16408 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16411 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16413 2009-04-28 Richard Guenther <rguenther@suse.de>
16415 * tree.h (SSA_NAME_VALUE): Remove.
16416 (struct tree_ssa_name): Remove value_handle member.
16417 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16418 array for jump threading.
16419 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16421 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16422 * tree-flow.h (threadedge_initialize_values): Declare.
16423 (threadedge_finalize_values): Likewise.
16424 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16425 (SSA_NAME_VALUE): Define.
16426 (threadedge_initialize_values): New function.
16427 (threadedge_finalize_values): Likewise.
16428 * tree-ssa-dom.c (ssa_name_values): New global variable.
16429 (SSA_NAME_VALUE): Define.
16430 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16432 2009-04-28 Ira Rosen <irar@il.ibm.com>
16434 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16435 Use REPORT_VECTORIZED_LOCATIONS instead
16436 REPORT_VECTORIZED_LOOPS.
16437 * tree-vectorizer.c (vect_verbosity_level): Make static.
16438 (vect_loop_location): Rename to vect_location.
16439 (vect_set_verbosity_level): Update comment.
16440 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16442 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16443 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16444 instead REPORT_UNVECTORIZED_LOOPS.
16445 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16446 and vect_loop_def to vect_external_def and vect_internal_def.
16447 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16448 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16449 REPORT_UNVECTORIZED_LOCATIONS.
16450 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16451 and vect_used_in_loop and to vect_unused_in_scope and
16452 vect_used_in_scope.
16453 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16454 (vect_verbosity_level): Remove declaration.
16455 (vect_analyze_operations): Likewise.
16456 (vect_analyze_stmt): Declare.
16457 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16458 REPORT_UNVECTORIZED_LOCATIONS.
16459 (vect_get_loop_niters): Fix indentation.
16460 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16461 (vect_analyze_loop_operations): New function.
16462 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16463 vect_analyze_operations.
16464 (vect_is_simple_reduction): Use new names.
16465 (vectorizable_live_operation, vect_transform_loop): Likewise.
16466 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16467 to specify whether the data references can be a part of interleaving
16469 (vect_analyze_data_ref_dependence): Use new names.
16470 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16471 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16472 * tree-vect-patterns.c (widened_name_p): Use new names.
16473 (vect_recog_dot_prod_pattern): Likewise.
16474 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16475 (process_use, vect_mark_stmts_to_be_vectorized,
16476 vect_model_simple_cost, vect_model_store_cost,
16477 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16478 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16479 vectorizable_operation, vectorizable_type_demotion,
16480 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16481 vectorizable_condition): Likewise.
16482 (vect_analyze_operations): Split into vect_analyze_loop_operations
16484 (vect_analyze_stmt): ... new function.
16485 (new_stmt_vec_info): Use new names.
16486 (vect_is_simple_use): Use new names and fix comment.
16487 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16488 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16490 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16493 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16494 and integer modes for x87 operands. Do not ICE for unsupported size,
16495 generate error instead. Generate error for unsupported operand types.
16496 ['z']: Do not handle HImode memory operands specially. Warning
16497 for floating-point operands. Fallthru to 'Z' for unsupported operand
16498 types. Do not ICE for unsupported size, generate error instead.
16499 (output_387_binary_op): Use %Z to output operands.
16500 (output_fp_compare): Ditto.
16501 (output_387_reg_move): Ditto.
16503 2009-04-28 Ben Elliston <bje@au.ibm.com>
16508 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16510 * builtins.c (c_strlen): Do not warn here.
16511 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16512 * c-common.c (pointer_int_sum): Take an explicit location.
16513 Warn about offsets out of bounds.
16514 * c-common.h (pointer_int_sum): Adjust declaration.
16516 2009-04-27 Ian Lance Taylor <iant@google.com>
16518 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16520 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16521 * df-core.c (df_set_flags): Change return type to int. Change
16522 type of old_flags to int.
16523 (df_clear_flags): Likewise.
16524 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16525 (df_get_conditional_uses): Likewise.
16526 * df.h (df_set_flags, df_clear_flags): Update declarations.
16527 * dwarf2out.c (struct indirect_string_node): Change type of form
16528 field to enum dwarf_form.
16529 (AT_string_form): Change return type to enum dwarf_form.
16530 * fixed-value.c (fixed_compare): Add cast to enum type.
16531 * fwprop.c (update_df): Change 0 to VOIDmode.
16532 * gensupport.c: Change 0 to UNKNOWN.
16533 * gimple.h (gimple_cond_code): Add cast to enum type.
16534 * haifa-sched.c (reemit_notes): Add cast to enum type.
16535 * hooks.c (hook_int_void_no_regs): Remove function.
16536 * hooks.h (hook_int_void_no_regs): Remove declaration.
16537 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16538 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16539 * real.c (real_arithmetic): Add cast to enum type.
16540 (real_compare): Likewise.
16541 * target.h (struct gcc_target): Change return type of
16542 branch_target_register_class to enum reg_class.
16543 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16544 default_branch_target_register_class.
16545 * targhooks.c (default_branch_target_register_class): New function.
16546 * targhooks.h (default_branch_target_register_class): Declare.
16547 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16548 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16550 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16552 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16553 vect_uninitialized_def. Change 0 to ERROR_MARK.
16554 * tree-vect-stmts.c (supportable_widening_operation): Don't
16555 initialize icode1 and icode2.
16556 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16557 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16559 (cmn_err_flag_specs): Change 0 to STD_C89.
16560 (cmn_err_char_table): Likewise.
16561 * config/arm/arm.c (get_arm_condition_code): Change type of code
16562 to enum arm_cond_code.
16563 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16564 (IWMMXT_BUILTIN2): Likewise.
16565 (neon_builtin_type_bits): Don't define typedef.
16566 (neon_builtin_datum): Change type of bits field to int.
16567 (arm_expand_neon_args): Add cast to enum type.
16568 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16570 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16571 casts to enum type.
16572 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16574 * config/mips/mips.md (jal_macro): Return enum constant.
16575 (single_insn): Likewise.
16576 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16578 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16579 casts to enum type.
16580 * config/s390/s390.c (s390_tune_flags): Change type to int.
16581 (s390_arch_flags): Likewise.
16582 (s390_handle_arch_option): Change flags field of struct pta to int.
16583 * config/s390/s390.h (s390_tune_flags): Update declaration.
16584 (s390_arch_flags): Likewise.
16585 * config/sh/sh.c (prepare_move_operands): Compare
16586 tls_symbolic_operand result with enum constant.
16587 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16588 (sh_expand_prologue): Add cast to enum type.
16589 (sh_expand_epilogue): Likewise.
16590 (tls_symbolic_operand): Change return type to enum tls_model.
16591 (fpscr_set_from_mem): Add cast to enum type.
16592 (legitimize_pic_address): Compare tls_symbolic_operand result with
16594 (sh_target_reg_class): Change return type to enum reg_class.
16595 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16597 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16598 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16599 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16600 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16601 (delayed_branch, tls_call_delay): Likewise.
16602 (eligible_for_sibcall_delay): Likewise.
16603 (eligible_for_return_delay): Likewise.
16604 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16605 (spu_expand_builtin_1): Likewise.
16607 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16608 for all types of conversions.
16609 (output_init_element): Issue -Wc++-compat warning if needed when
16610 initializing a bitfield with enum type.
16611 * c-parser.c (c_parser_expression): Set original_type to
16612 original_type of right hand operand of comma operator.
16614 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16616 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16618 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16619 * doc/cpp.texi (Standard Predefined Macros)
16620 (Implementation-defined behavior): Likewise.
16621 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16622 * doc/gimple.texi (GIMPLE Exception Handling)
16623 (@code{GIMPLE_ASSIGN}): Likewise.
16624 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16625 * doc/invoke.texi (Warning Options, Optimize Options)
16626 (AVR Options, Darwin Options): Likewise.
16627 (Optimize Options): Reformulate -fwhole-program description.
16628 * doc/loop.texi (Lambda): Likewise.
16629 * doc/md.texi (Output Template, Define Constraints)
16630 (Standard Names, Insn Splitting): Likewise.
16631 * doc/options.texi (Option properties): Likewise.
16632 * doc/passes.texi (Tree-SSA passes): Likewise.
16633 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16634 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16635 (File Names and DBX): Likewise.
16636 * doc/trouble.texi (Incompatibilities): Likewise.
16638 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16640 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16641 instruction is correct.
16643 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16645 Allow non-constant arguments to conversion intrinsics.
16646 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16647 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16648 * spu.c (print_operand): Handle 'v' and 'w'.
16649 (exp2_immediate_p, spu_gen_exp2): Define.
16650 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16651 spu_convtf_1): Update parameter descriptions.
16652 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16653 * constraints.md ('v', 'w'): New.
16654 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16656 (i2f, I2F): New define_mode_attr.
16657 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16658 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16659 fixuns_truncv4sfv4si2): Update to use mode attribute.
16660 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16661 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16662 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16663 patterns for combine.
16665 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16667 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16668 (cprop, hoist, pre, store_motion): New debug counters.
16669 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16670 is not an RTL pass anymore.
16671 (pass_profiling): Remove extern decl for pass removed in 2005.
16672 (pass_gcse, pass_jump_bypass): Remove.
16673 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16674 to 0 for clean state.
16675 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16676 * cse.c (gate_handle_cse_after_global_opts,
16677 rest_of_handle_cse_after_global_opts): New functions.
16678 (pass_cse_after_global_opts): New pass, does local CSE.
16679 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16680 (TV_CPROP): New timevar.
16681 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16682 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16683 (gcse_main, recompute_all_luids): Remove.
16684 (compute_hash_table_work): Call max_reg_num instead of reading
16686 (cprop_jump): Don't set run_jump_opt_after_gcse.
16687 (constprop_register): Always allow to alter jumps.
16688 (cprop_insn): Likewise.
16689 (do_local_cprop): Likewise.
16690 (local_cprop_pass): Likewise. Return non-zero if something changed.
16691 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16692 (find_implicit_sets): Add note about missed optimization opportunity.
16693 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16694 pass_rtl_cprop execute function.
16695 Don't bother tracking the pass number, each pass gets its own dumpfile
16697 Always allow to alter jumpsand bypass jumps.
16698 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16699 will just find no suitable set.
16700 (pre_edge_insert): Fix dumping, this function is for PRE only.
16701 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16702 pass_rtl_pre execute function.
16703 (hoist_code): Return non-zero if something changed. Keep track of
16704 substitutions and insertions for statistics gathering similar to PRE.
16705 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16706 called from the pass_rtl_hoist execute function. Show pass statistics.
16707 (compute_store_table): Use max_reg_num directly instead of using the
16708 formerly global max_gcse_regno.
16709 (build_store_vectors): Likewise.
16710 (replace_store_insn): Fix dumping.
16711 (store_motion): Rename to ...
16712 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16713 pass, called from the pass_rtl_store_motion execute function. Keep
16714 track of substitutions and insertions for statistics gathering similar
16716 (bypass_jumps): Remove, fold interesting bits into ...
16717 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16718 from the pass_rtl_cprop execute function.
16719 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16720 pass_jump_bypass): Remove.
16721 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16722 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16723 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16724 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16725 (gate_rtl_store_motion, execute_rtl_store_motion,
16726 pass_rtl_store_motion): New.
16727 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16728 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16729 * passes.c (init_optimization_passes): Remove pass_gcse and
16730 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16731 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16732 instead of pass_jump_bypass.
16734 2009-04-27 Richard Guenther <rguenther@suse.de>
16736 PR middle-end/39928
16737 * gimplify.c (gimplify_expr): If we are required to create
16738 a temporary make sure it ends up as register.
16740 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16743 * config/i386/i386.c (construct_container): Don't call
16744 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16745 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16747 2009-04-27 Michael Matz <matz@suse.de>
16749 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16750 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16751 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16752 (dump_replaceable_exprs): Take a bitmap.
16753 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16755 (expand_gimple_basic_block): Likewise.
16756 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16757 replaceable_expressions member a bitmap.
16758 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16759 (mark_replaceable): Likewise.
16760 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16761 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16763 2009-04-27 Richard Guenther <rguenther@suse.de>
16765 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16766 (verify_stmts): Dispatch to gimple/type verification code.
16767 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16768 issue with call argument types.
16770 2009-04-27 Michael Matz <matz@suse.de>
16772 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16773 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16776 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16777 Eric Botcazou <ebotcazou@adacore.com>
16779 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16780 a label's basic block.
16781 (mark_target_live_regs): Tidy and rework obsolete comments.
16782 Change back DF problem to LIVE. If a label starts a basic block,
16783 assume that all registers that used to be live then still are.
16784 (init_resource_info): If a label starts a basic block, set its
16785 BLOCK_FOR_INSN accordingly.
16786 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16788 2009-04-27 Richard Guenther <rguenther@suse.de>
16790 * tree-flow-inline.h (function_ann): Remove.
16791 (get_function_ann): Likewise.
16792 * tree-dfa.c (create_function_ann): Remove.
16793 * tree-flow.h (struct static_var_ann_d): Remove.
16794 (struct function_ann_d): Likewise.
16795 (union tree_ann_d): Remove fdecl member.
16796 (function_ann_t): Remove.
16797 (function_ann, get_function_ann, create_function_ann): Remove
16800 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16802 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16804 2009-04-27 Jan Hubicka <jh@suse.cz>
16806 * ipa-pure-const.c (struct funct_state_d): New fields
16807 state_previously_known, looping_previously_known; remove
16808 state_set_in_source.
16809 (analyze_function): Use new fields.
16810 (propagate): Avoid assumption that state_set_in_source imply
16813 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16814 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16815 * cfgloop.h (finite_loop_p): Declare.
16817 2009-04-26 Michael Matz <matz@suse.de>
16819 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16821 2009-04-26 Michael Matz <matz@suse.de>
16823 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16824 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16825 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16826 pass_mark_used_blocks): Remove.
16827 * tree-optimize.c (pass_free_datastructures,
16828 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16829 * passes.c (init_optimization_passes): Don't call
16830 pass_mark_used_blocks, remove dead code.
16832 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16834 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16835 * tree-ssa-live.h (register_ssa_partition): Likewise.
16837 2009-04-26 Michael Matz <matz@suse.de>
16840 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16841 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16842 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16844 (compare_pairs): Swap cost comparison.
16845 (coalesce_ssa_name): Don't use change_partition_var.
16846 * tree-nrv.c (struct nrv_data): Add modified member.
16847 (finalize_nrv_r): Set it.
16848 (tree_nrv): Use it to update statements.
16849 (pass_nrv): Require PROP_ssa.
16850 * tree-mudflap.c (mf_decl_cache_locals,
16851 mf_build_check_statement_for): Use make_rename_temp.
16852 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16853 * alias.c (find_base_decl): Handle SSA names.
16854 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16855 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16856 * rtl.h (set_reg_attrs_for_parm): Declare.
16857 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16858 to "optimized", remove unused locals at finish.
16859 (execute_free_datastructures): Make global, call
16860 delete_tree_cfg_annotations.
16861 (execute_free_cfg_annotations): Don't call
16862 delete_tree_cfg_annotations.
16864 * ssaexpand.h: New file.
16865 * expr.c (toplevel): Include ssaexpand.h.
16866 (expand_assignment): Handle SSA names the same as register variables.
16867 (expand_expr_real_1): Expand SSA names.
16868 * cfgexpand.c (toplevel): Include ssaexpand.h.
16869 (SA): New global variable.
16870 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16871 (SSAVAR): New macro.
16872 (set_rtl): New helper function.
16873 (add_stack_var): Deal with SSA names, use set_rtl.
16874 (expand_one_stack_var_at): Likewise.
16875 (expand_one_stack_var): Deal with SSA names.
16876 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16877 before unique numbers.
16878 (expand_stack_vars): Use set_rtl.
16879 (expand_one_var): Accept SSA names, add asserts for them, feed them
16880 to above subroutines.
16881 (expand_used_vars): Expand all partitions (without default defs),
16882 then only the local decls (ignoring those expanded already).
16883 (expand_gimple_cond): Remove edges when jumpif() expands an
16884 unconditional jump.
16885 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16886 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16888 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16889 members of SA; deal with PARM_DECL partitions here; expand
16890 all PHI nodes, free tree datastructures and SA. Commit instructions
16891 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16892 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16893 info and statements at start, collect garbage at finish.
16894 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16895 (VAR_ANN_PARTITION) Remove.
16896 (change_partition_var): Don't declare.
16897 (partition_to_var): Always return SSA names.
16898 (var_to_partition): Only accept SSA names.
16899 (register_ssa_partition): Only check argument.
16900 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16902 (delete_var_map): Don't free it.
16903 (var_union): Only accept SSA names, simplify.
16904 (partition_view_init): Mark only useful SSA names as used.
16905 (partition_view_fini): Only deal with SSA names.
16906 (change_partition_var): Remove.
16907 (dump_var_map): Use ssa_name instead of partition_to_var member.
16908 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16910 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16911 (struct _elim_graph): New member const_dests; nodes member vector of
16913 (set_location_for_edge): New static helper.
16914 (create_temp): Remove.
16915 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16916 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16917 (new_elim_graph): Allocate const_dests member.
16918 (clean_elim_graph): Truncate const_dests member.
16919 (delete_elim_graph): Free const_dests member.
16920 (elim_graph_size): Adapt to new type of nodes member.
16921 (elim_graph_add_node): Likewise.
16922 (eliminate_name): Likewise.
16923 (eliminate_build): Don't take basic block argument, deal only with
16924 partition numbers, not variables.
16925 (get_temp_reg): New static helper.
16926 (elim_create): Use it, deal with RTL temporaries instead of trees.
16927 (eliminate_phi): Adjust all calls to new signature.
16928 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16929 (rewrite_trees): Only do checking.
16930 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16931 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16932 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16933 contains_tree_r, MAX_STMTS_IN_LATCH,
16934 process_single_block_loop_latch, analyze_edges_for_bb,
16935 perform_edge_inserts): Remove.
16936 (expand_phi_nodes): New global function.
16937 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16938 functions, initialize new parameter, remember partitions having a
16940 (finish_out_of_ssa): New global function.
16941 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16942 don't reset in_ssa_p here, don't disable TER when mudflap.
16943 (pass_del_ssa): Remove.
16944 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16946 (execute_free_datastructures): Declare.
16947 * Makefile.in (SSAEXPAND_H): New variable.
16948 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16949 * basic-block.h (commit_one_edge_insertion): Declare.
16950 * passes.c (init_optimization_passes): Move pass_nrv and
16951 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16952 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16953 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16954 (redirect_branch_edge): Deal with super block when expanding, split
16955 out jump patching itself into ...
16956 (patch_jump_insn): ... here, new static helper.
16958 2009-04-26 Michael Matz <matz@suse.de>
16960 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16961 beyond num_ssa_names.
16962 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16963 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16965 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16967 PR inline-asm/39543
16968 * fwprop.c (forward_propagate_asm): New function.
16969 (forward_propagate_and_simplify): Propagate also into __asm, if it
16970 doesn't increase the number of referenced registers.
16973 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16975 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16977 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16978 note_nonlocal_vla_type for nonlocal VLAs.
16979 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16980 contains_remapped_vars, remap_vla_decls): New functions.
16981 (convert_nonlocal_reference_stmt): If not optimizing, call
16982 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16983 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16984 if it wasn't found in var_map.
16985 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16986 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16987 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16989 * gimplify.c (nonlocal_vlas): New variable.
16990 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16992 (gimplify_body): Create and destroy nonlocal_vlas.
16994 * dwarf2out.c (loc_descr_plus_const): New function.
16995 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16996 mem_loc_descriptor, loc_descriptor_from_tree_1,
16997 descr_info_loc, gen_variable_die): Use it.
16999 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17000 !TREE_STATIC VAR_DECLs.
17001 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17002 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17003 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17004 DECL_BY_REFERENCE is valid.
17005 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17006 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17007 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17008 Copy DECL_BY_REFERENCE.
17009 (struct nesting_copy_body_data): New type.
17010 (nesting_copy_decl): New function.
17011 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17012 if they have variable length.
17014 2009-04-26 Michael Matz <matz@suse.de>
17016 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17017 mark new temporaries for renaming.
17019 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17022 * c-decl.c (global_bindings_p): Return negative value.
17023 (c_variable_size): New. Based on variable_size from
17025 (grokdeclarator): Call c_variable_size not variable_size.
17027 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17029 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17031 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17033 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17034 Redefine it to just use mingw/include.
17035 (ASM_SPEC): Rules for -m32 and -m64.
17036 (LINK_SPEC): Use Likewise.
17037 (SPEC_32): New define.
17038 (SPEC_64): Likewise.
17039 (SUB_LINK_SPEC): Likewise.
17040 (MULTILIB_DEFAULTS): New define.
17041 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17042 Add multilib options.
17043 (MULTILIB_DIRNAMES): Likewise.
17044 (MULTILIB_OSDIRNAMES): Likewise.
17045 (LIBGCC): Likewise.
17046 (INSTALL_LIBGCC): Likewise.
17048 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17051 * c-tree.h (enum c_inline_static_type): New.
17052 (record_inline_static): Declare.
17053 * c-decl.c (struct c_inline_static, c_inline_statics,
17054 record_inline_static, check_inline_statics): New.
17055 (pop_file_scope): Call check_inline_statics.
17056 (start_decl): Call record_inline_static instead of pedwarning
17057 directly for static in inline function.
17058 * c-typeck.c (build_external_ref): Call record_inline_static
17059 instead of pedwarning directly for static referenced in inline
17062 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17064 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17065 not new but only being rescanned.
17066 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17067 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17068 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17069 record_set_info, compute_set, grealloc): Remove.
17070 (recompute_all_luids): New function.
17071 (gcse_main): Don't compute sets, and don't do related memory
17072 allocations/free-ing. If something changed before the end of the
17073 pass, update LUIDs using recompute_all_luids.
17074 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17075 (free_gcse_mem): Don't free it either.
17076 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17077 Use the df insn LUIDs.
17078 (load_killed_in_block): Likewise.
17079 (compute_hash_table_work): Don't compute reg_set_in_block.
17080 (compute_transp): Use DF_REG_DEF_CHAINs.
17081 (local_cprop_pass): Don't use compute_sets and related functions.
17082 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17083 Use get_max_uid() instead of max_cuid.
17084 (insert_insn_end_basic_block, pre_insert_copy_insn,
17085 update_ld_motion_stores): Don't try to
17086 keep reg_set tables up to date.
17087 (pre_insert_copies): Use df insn LUIDs.
17088 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17089 (reg_set_info): Don't use extra bitmap argument.
17090 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17091 information to compute regs_set_in_block.
17092 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17093 (bypass_jumps): Don't use compute_sets and friends.
17095 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17098 * opts.c (undocumented_msg): Do not leave blank even with
17101 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17103 * c-decl.c (build_enumerator): Allow values folding to integer
17104 constants but not integer constant expressions with a pedwarn if
17107 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17110 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17111 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17112 type is an integer constant.
17114 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17117 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17120 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17123 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17124 with variably modified return type and no storage class
17125 specifiers, except for the case of nested functions. Distinguish
17126 extern declarations of functions with variably modified return
17127 types from those of objects with variably modified types.
17129 2009-04-25 Jan Hubicka <jh@suse.cz>
17131 * tree.c (list_equal_p): New function.
17132 * tree.h (list_equal_p): Declare.
17133 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17134 basic_block_def, basic_block, const_basic_block): New.
17135 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17136 (redirect_eh_edge): New function.
17137 (make_eh_edge_update_phi): EH edges are not abnormal.
17138 * except.c: Include tree-flow.h.
17139 (list_match): New function.
17140 (eh_region_replaceable_by_p): New function.
17141 (replace_region): New function.
17142 (hash_type_list): New function.
17143 (hash_eh_region): New function.
17144 (eh_regions_equal_p): New function.
17145 (merge_peers): New function.
17146 (remove_unreachable_regions): Verify EH tree when checking;
17148 (copy_eh_region_1): New function.
17149 (copy_eh_region): New function.
17150 (push_reachable_handler): New function.
17151 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17152 regions without label but with live RESX.
17153 * except.h (redirect_eh_edge_to_label): New.
17154 * tree-flow.h (redirect_eh_edge): New.
17155 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17156 basic_block_def, basic_block, const_basic_block): Remove.
17157 * Makefile.in (except.o): Add dependency on tree-flow.h
17158 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17159 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17162 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17165 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17166 on the destination of memcpy.
17168 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17170 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17171 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17172 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17174 2009-04-25 Jan Hubicka <jh@suse.cz>
17176 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17177 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17178 to be reached by different label than left.
17179 (update_eh_edges): Update comment; remove edge_to_remove if possible
17180 and return true if suceeded.
17181 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17182 (cleanup_eh): Compute sharing map.
17183 * except.c (remove_eh_handler_and_replace): Add argument if we should
17185 (remove_unreachable_regions): Update for label sharing.
17186 (label_to_region_map): Likewise.
17187 (get_next_region_sharing_label): New function.
17188 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17190 (remove_eh_handler): Update.
17191 (remove_eh_region_and_replace_by_outer_of): New function.
17192 * except.h (struct eh_region): Add next_region_sharing_label.
17193 (remove_eh_region_and_replace_by_outer_of,
17194 get_next_region_sharing_label): Declare.
17195 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17197 2009-04-25 Jan Hubicka <jh@suse.cz>
17199 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17200 insert code even if they are not critical.
17202 2009-04-25 Jan Hubicka <jh@suse.cz>
17204 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17205 (gimple_can_remove_branch_p): EH edges won't remove branch by
17207 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17208 updating of non-abnormal EH edges.
17209 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17210 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17211 (split_critical_edges): Split also edges where emitting code on them
17212 will lead to splitting later.
17214 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17215 H.J. Lu <hongjiu.lu@intel.com>
17218 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17219 the configured assembler supports fildq and fistpq mnemonics.
17220 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17221 * configure: Regenerated.
17222 * config.in: Ditto.
17224 * config/i386/i386.c (print_operand): Handle 'Z'.
17225 ['z']: Remove handling of special fild/fist suffixes.
17226 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17227 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17228 suffix of fild insn.
17229 (*floatsi<mode>2_vector_mixed): Ditto.
17230 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17231 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17232 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17233 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17234 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17236 2009-04-25 Ben Elliston <bje@au.ibm.com>
17238 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17239 the source of a set operation.
17241 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17243 * target.h (struct gcc_target): Add case_values_threshold field.
17244 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17245 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17246 * targhooks.c (default_case_values_threshold): New function.
17247 * targhooks.h (default_case_values_threshold): Declare function.
17248 * stmt.c (expand_case): Use case_values_threshold target hook.
17249 * expr.h (case_values_threshold): Remove declartation.
17250 * expr.c (case_values_threshold): Remove function.
17251 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17253 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17254 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17255 (avr_case_values_threshold): Declare as static.
17256 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17258 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17259 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17260 (mn10300_case_values_threshold): New function.
17262 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17264 * ira.c (setup_cover_and_important_classes): Add enum cast.
17266 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17268 * genpreds.c (write_enum_constraint_num): Output definition of
17269 CONSTRAINT_NUM_DEFINED_P macro.
17270 * ira.c (setup_cover_and_important_classes): Use
17271 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17273 2009-04-24 DJ Delorie <dj@redhat.com>
17275 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17276 __SH2A_SINGLE_ONLY__ also.
17278 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17280 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17281 (movdf_internal): Ditto.
17282 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17283 SFmode and DFmode constants.
17284 (ia64_print_operand): Add 'G' format for printing
17285 floating point constants.
17287 2009-04-24 Richard Guenther <rguenther@suse.de>
17289 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17290 from unsigned additions.
17292 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17294 * c-typeck.c (set_init_index): Allow array designators that are
17295 not integer constant expressions with a pedwarn if pedantic.
17297 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17299 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17300 zero if no overlap in nonzero bits between the operands.
17302 2009-04-24 Ian Lance Taylor <iant@google.com>
17304 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17305 (record_dead_and_set_regs): Likewise.
17306 * df.h (struct df_mw_hardreg): Change flags field to int.
17307 (struct df_base_ref): Likewise.
17308 (struct df): Change changeable_flags field to int.
17309 * df-scan.c (df_defs_record): Change clobber_flags to int.
17310 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17311 constants rather than #define macros.
17312 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17313 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17314 (enum dwarf_calling_convention): Likewise.
17315 (enum dwarf_line_number_x_ops): Likewise.
17316 (enum dwarf_call_frame_info): Likewise.
17317 (enum dwarf_source_language): Likewise.
17318 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17319 (add_calling_convention_attribute): Likewise.
17320 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17321 (combine_comparisons): Change compcode to int. Add cast to enum type.
17322 * genrecog.c (maybe_both_true_2): Change c to int.
17323 (write_switch): Likewise. Add cast to enum type.
17324 * gimplify.c (gimplify_omp_for): Handle return values from
17325 gimplify_expr using MIN rather than bitwise or.
17326 (gimplify_expr): Add cast to enum type.
17327 * ipa-prop.c (update_jump_functions_after_inlining): Change
17328 IPA_BOTTOM to IPA_JF_UNKNOWN.
17329 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17330 Add casts to enum type.
17331 (setup_cover_and_important_classes): Change cl to int. Add casts
17333 (setup_class_translate): Change cl and mode to int.
17334 (ira_init_once): Change mode to int.
17335 (free_register_move_costs): Likewise.
17336 (setup_prohibited_mode_move_regs): Add casts to enum type.
17337 * langhooks.c (add_builtin_function_common): Rework assertion that
17338 value fits bitfield.
17339 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17340 * omega.c (omega_do_elimination): Avoid math on enum types.
17341 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17342 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17343 int local to handle integral_argment value.
17344 * regmove.c (try_auto_increment): Change PUT_MODE to
17346 * reload.c (push_secondary_reload): Add casts to enum type.
17347 (secondary_reload_class, find_valid_class): Likewise.
17348 * reload1.c (emit_input_reload_insns): Likewise.
17349 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17350 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17351 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17353 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17354 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17356 (expand_complex_libcall): Add casts to enum type.
17357 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17358 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17359 with ERROR_MARK, not NUM_TREE_CODES.
17360 (vect_create_epilog_for_reduction): Likewise.
17361 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17362 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17363 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17365 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17366 vect_unused_in_loop. Change 0 to loop_vect.
17367 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17368 * var-tracking.c (get_init_value): Change return type to enum
17370 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17371 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17373 (arm_override_options): Add casts to enum type.
17374 (arm_emit_tls_decoration): Likewise.
17375 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17377 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17378 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17379 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17381 * config/s390/s390.c (code_for_builtin_64): Change to array of
17383 (code_for_builtin_31): Likewise.
17384 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17386 * config/sparc/sparc.c (sparc_override_options): Change value
17387 field in struct code_model to enum cmodel. In initializer change
17388 0 to NULL and add cast to enum type.
17390 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17391 Change all callers. Issue a -Wc++-compat warning using
17392 lhs_origtype if necessary.
17393 (convert_for_assignment): Issue -Wc++-compat warnings about
17394 invalid conversions to enum type on assignment.
17395 * c-common.h (build_modify_expr): Update declaration.
17397 2009-04-24 Nick Clifton <nickc@redhat.com>
17399 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17400 (function_arg_advance): Likewise.
17401 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17404 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17406 * config/s390/constraints.md ('I', 'J'): Fix condition.
17408 2009-04-24 Diego Novillo <dnovillo@google.com>
17410 * gengtype-parse.c (parse_error): Add newline after message.
17412 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17414 * config/i386/sse.md (avxmodesuffixs): Removed.
17415 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17416 (*avx_pinsr<ssevecsize>): This.
17418 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17420 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17421 follow chains of regs with a single definition, and allow expressions
17422 that are function_invariant_p.
17423 (simple_rhs_p): Allow expressions that are function_invariant_p.
17425 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17427 PR middle-end/39867
17428 * fold-const.c (fold_cond_expr_with_comparison): When folding
17429 > and >= to MAX, make sure the MAX uses the same type as the
17430 comparison's operands.
17432 2009-04-24 Nick Clifton <nickc@redhat.com>
17434 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17435 addressing for DImode accesses.
17436 (frv_print_operand_address): Handle PLUS case.
17437 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17439 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17441 PR rtl-optimization/39794
17442 * alias.c (canon_true_dependence): Add x_addr argument.
17443 * rtl.h (canon_true_dependence): Adjust prototype.
17444 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17445 * cselib.c (cselib_invalidate_mem): Likewise.
17446 * gcse.c (compute_transp): Likewise.
17447 * dse.c (scan_reads_nospill): Likewise.
17448 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17449 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17450 canon_base_addr of the group, plus optional offset.
17451 (struct group_info): Rename canon_base_mem to
17453 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17454 canon_rtx of base_mem.
17456 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17458 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17459 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17461 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17463 * config/spu/spu-builtins.h: Delete file.
17465 * config/spu/spu.h (enum spu_builtin_type): Move here from
17467 (struct spu_builtin_description): Likewise. Add GTY marker.
17468 Do not use enum spu_function_code or enum insn_code.
17469 (spu_builtins): Add extern declaration.
17471 * config/spu/spu.c: Do not include "spu-builtins.h".
17472 (enum spu_function_code, enum spu_builtin_type_index,
17473 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17474 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17475 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17476 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17477 (spu_builtin_types): Make static. Add GTY marker.
17478 (spu_builtins): Add extern declaration with GTY marker.
17479 Include "gt-spu.h".
17481 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17482 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17483 Check programmatically whether all parameters are scalar.
17485 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17487 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17489 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17490 assignment from the constructor either if the target is volatile.
17492 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17494 * config/arm/arm.md (insv): Do not share operands[0].
17496 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17498 * config/vxlib-tls.c (active_tls_threads): Delete.
17499 (delete_hook_installed): New.
17500 (tls_delete_hook): Don't delete the delete hook.
17501 (tls_destructor): Delete it here.
17502 (__gthread_set_specific): Adjust installing the delete hook.
17503 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17504 __gthread_leave_tsd_dtor_context.
17506 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17508 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17510 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17512 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17514 (alpha_rtx_costs): Ditto.
17515 (emit_unlikely_jump): Use add_reg_note.
17516 (emit_frame_store_1): Ditto.
17517 (alpha_expand_prologue): Ditto.
17518 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17519 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17521 2009-04-23 Nick Clifton <nickc@redhat.com>
17523 * config/v850/v850.md (epilogue): Remove suppressed code.
17524 (return): Rename to return_simple and remove test of frame size.
17525 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17526 to gen_return_simple.
17528 2009-04-22 Jing Yu <jingyu@google.com>
17531 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17533 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17536 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17537 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17538 value is a VECTOR_CST, the element type is the element type of the
17541 2009-04-22 DJ Delorie <dj@redhat.com>
17543 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17545 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17547 * alias.c (find_base_term): Move around LO_SUM case, so that
17548 CONST falls through into PLUS/MINUS handling.
17551 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17552 into 0, use omit_one_operand.
17554 2009-04-23 Ben Elliston <bje@au.ibm.com>
17556 * config/rs6000/linux-unwind.h (get_regs): Remove type
17557 puns. Change the type of `pc' to an array of unsigned ints and
17558 update all users. Constify frame24.
17560 2009-04-22 DJ Delorie <dj@redhat.com>
17562 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17563 declarations before code.
17564 (current_function_special_page_vector): Likewise.
17565 (m32c_expand_insv): Silence a warning.
17567 2009-04-21 Taras Glek <tglek@mozilla.com>
17569 * alias.c: Update GTY annotations to new syntax.
17570 * basic-block.h: Likewise.
17571 * bitmap.h: Likewise.
17572 * c-common.h: Likewise.
17573 * c-decl.c: Likewise.
17574 * c-parser.c: Likewise.
17575 * c-pragma.c: Likewise.
17576 * c-tree.h: Likewise.
17577 * cfgloop.h: Likewise.
17578 * cgraph.h: Likewise.
17579 * config/alpha/alpha.c: Likewise.
17580 * config/arm/arm.h: Likewise.
17581 * config/avr/avr.h: Likewise.
17582 * config/bfin/bfin.c: Likewise.
17583 * config/cris/cris.c: Likewise.
17584 * config/darwin.c: Likewise.
17585 * config/frv/frv.c: Likewise.
17586 * config/i386/i386.c: Likewise.
17587 * config/i386/i386.h: Likewise.
17588 * config/i386/winnt.c: Likewise.
17589 * config/ia64/ia64.h: Likewise.
17590 * config/iq2000/iq2000.c: Likewise.
17591 * config/mips/mips.c: Likewise.
17592 * config/mmix/mmix.h: Likewise.
17593 * config/pa/pa.c: Likewise.
17594 * config/pa/pa.h: Likewise.
17595 * config/rs6000/rs6000.c: Likewise.
17596 * config/s390/s390.c: Likewise.
17597 * config/sparc/sparc.c: Likewise.
17598 * config/xtensa/xtensa.c: Likewise.
17599 * cselib.h: Likewise.
17600 * dbxout.c: Likewise.
17601 * dwarf2out.c: Likewise.
17602 * except.c: Likewise.
17603 * except.h: Likewise.
17604 * fixed-value.h: Likewise.
17605 * function.c: Likewise.
17606 * function.h: Likewise.
17607 * gimple.h: Likewise.
17608 * integrate.c: Likewise.
17609 * optabs.c: Likewise.
17610 * output.h: Likewise.
17611 * real.h: Likewise.
17613 * stringpool.c: Likewise.
17614 * tree-data-ref.c: Likewise.
17615 * tree-flow.h: Likewise.
17616 * tree-scalar-evolution.c: Likewise.
17617 * tree-ssa-address.c: Likewise.
17618 * tree-ssa-alias.h: Likewise.
17619 * tree-ssa-operands.h: Likewise.
17620 * tree.c: Likewise.
17621 * tree.h: Likewise.
17622 * varasm.c: Likewise.
17623 * varray.h: Likewise.
17625 * coretypes.h: Do not define GTY macro if it is already defined.
17626 * doc/gty.texi: Update GTY documentation to new syntax.
17627 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17628 annotations on structs.
17629 * gengtype-parse.c: Likewise.
17631 2009-04-22 Mark Heffernan <meheff@google.com>
17633 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17635 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17637 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17640 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17642 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17643 the same as a PLUS without a shift. Increase the cost of a
17646 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17648 * Makefile.in: Update dependencies.
17649 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17650 * errors.h: Remove bogus comment about compatibility.
17651 (warning): Update declaration.
17652 * genautomata.c: Update all calls to warning.
17653 * gimple.c: Do not include errors.h. Include toplev.h.
17654 * tree-ssa-structalias.c: Do not include errors.h.
17655 * omega.c: Likewise.
17656 * tree-ssa-reassoc.c: Likewise.
17657 * config/spu/spu-c.c: Likewise.
17658 * config/spu/t-spu-elf: Update dependencies.
17660 2009-04-22 Richard Guenther <rguenther@suse.de>
17662 PR tree-optimization/39824
17663 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17664 make sure the types are compatible.
17666 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17669 * c-common.c (c_parse_error): Take a token_flags parameter.
17670 Use token_type for the token type instead.
17671 Pass token_flags to cpp_type2name.
17672 * c-common.h (c_parse_error): Update declaration.
17673 * c-parser.c (c_parser_error): Pass 0 as token flags.
17675 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17677 PR rtl-optimization/39580
17678 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17680 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17682 * function.c (expand_function_end): Do not emit a jump to the "naked"
17683 return label for fall-through returns.
17684 * except.c (sjlj_emit_function_exit): Always place the call to the
17685 unregister function at the location installed by expand_function_end.
17687 2009-04-22 Richard Guenther <rguenther@suse.de>
17689 PR tree-optimization/39845
17690 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17691 (gen_inbound_check): Likewise.
17693 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17695 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17697 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17698 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17700 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17702 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17703 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17704 shift counts to avoid out-of-bounds array accesses.
17706 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17708 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17709 (Pmode): Move above.
17711 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17713 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17714 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17715 GET_CODE macro. Use IN_RANGE macro where appropriate.
17716 * config/alpha/alpha.h: Ditto.
17717 * config/alpha/alpha.md: Ditto.
17718 * config/alpha/constraints.md: Ditto.
17719 * config/alpha/predicates.md: Ditto.
17721 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17723 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17724 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17725 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17726 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17727 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17728 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17729 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17730 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17731 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17732 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17733 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17734 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17735 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17736 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17737 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17738 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17739 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17740 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17741 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17742 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17743 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17744 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17745 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17746 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17747 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17748 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17749 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17751 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17753 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17754 references from comments.
17755 * cfgbuild.c: (count_basic_blocks): Delete.
17756 (find_basic_blocks_1): Delete.
17757 (find_basic_blocks): Delete.
17758 * except.c (finish_eh_generation): Make static. Move comment from
17759 except.h here. Remove find_basic_blocks references from comments.
17760 * except.h (finish_eh_generation): Delete.
17761 * basic-block.h (find_basic_blocks): Delete.
17762 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17764 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17766 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17767 (sdbout_parms): Likewise.
17769 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17771 * config/sh/sh.c (prepare_cbranch_operands): Use
17772 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17773 (expand_cbranchdi4): Likewise.
17774 (from_compare): Add cast to enum type.
17775 (expand_cbranchsi4): Use add_reg_note.
17776 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17777 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17778 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17779 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17780 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17781 instead of CODE_FOR_nothing.
17782 (cbranchdi4): Likewise. Fix the order of arguments for
17784 (push_fpscr): Use add_reg_note.
17785 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17786 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17788 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17790 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17791 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17792 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17793 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17794 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17795 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17796 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17797 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17798 config/alpha/x-vms, config/arc/t-arc,
17799 config/arm/README-interworking, config/arm/arm-c.c,
17800 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17801 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17802 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17803 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17804 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17805 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17806 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17807 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17808 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17809 config/cris/t-elfmulti, config/crx/t-crx,
17810 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17811 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17812 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17813 config/h8300/t-h8300, config/i386/athlon.md,
17814 config/i386/darwin-libgcc.10.4.ver,
17815 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17816 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17817 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17818 config/i386/t-linux64, config/i386/t-nwld,
17819 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17820 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17821 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17822 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17823 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17824 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17825 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17826 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17827 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17828 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17829 config/m68k/t-uclinux, config/mcore/t-mcore,
17830 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17831 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17832 config/mips/crtn.asm, config/mips/irix-crti.asm,
17833 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17834 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17835 config/mips/mips-fixed.md, config/mips/sb1.md,
17836 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17837 config/mips/t-iris6, config/mips/t-isa3264,
17838 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17839 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17840 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17841 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17842 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17843 config/mn10300/t-linux, config/mn10300/t-mn10300,
17844 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17845 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17846 config/picochip/libgccExtras/clzsi2.asm,
17847 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17848 config/rs6000/darwin-libgcc.10.4.ver,
17849 config/rs6000/darwin-libgcc.10.5.ver,
17850 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17851 config/rs6000/t-aix43, config/rs6000/t-aix52,
17852 config/rs6000/t-darwin, config/rs6000/t-fprules,
17853 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17854 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17855 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17856 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17857 config/rs6000/t-rtems, config/rs6000/t-spe,
17858 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17859 config/score/t-score-elf, config/sh/divcost-analysis,
17860 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17861 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17862 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17863 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17864 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17865 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17866 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17867 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17868 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17869 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17870 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17871 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17872 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17873 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17874 * config/h8300/genmova.sh: Include copyright and license notices
17875 in generated output.
17876 * config/h8300/mova.md: Regenerate.
17877 * doc/install.texi2html: Include word "Copyright" in copyright
17878 notice and use name "Free Software Foundation, Inc.".
17879 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17880 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17881 ChangeLog-2007, ChangeLog-2008: Correct dates.
17883 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17885 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17886 NE_EXPR operations as well.
17887 * c-parser.c (c_parser_condition): Do not set location information on
17889 (c_parser_conditional_expression): Likewise.
17890 (c_parser_binary_expression): Set location information on operators.
17891 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17892 TRUTH_NOT_EXPR has been folded.
17893 * fold-const.c (fold_truth_not_expr): Copy location information from
17894 the incoming expression to the outgoing one.
17895 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17896 recursive calls on the LHS of the operator but pass that of the
17897 operator to recursive calls on the RHS of the operator. Set it
17899 (shortcut_cond_expr): Set the locus of the operator on the second
17900 COND_EXPR and that of the expression on the first in degenerate cases.
17901 Pass the locus of the expression to calls to shortcut_cond_r.
17902 Set the locus of the 'then' block on the associated jump, if any.
17903 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17904 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17905 expression to call to gimplify_boolean_expr.
17907 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17909 * config.gcc: Add additional configuration for
17910 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17911 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17912 (CPP_SPEC): Redefine for allowing -municode option.
17913 (STARTFILE_SPEC): Likewise.
17914 * config/i386/t-mingw-w64: New.
17915 * config/i386/mingw-w64.opt: New.
17916 (municode): Add new target option.
17917 * doc/invoke.texi (municode): Add documentation for new option.
17919 2009-04-21 Ian Lance Taylor <iant@google.com>
17921 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17922 Correct test for number of arguments.
17923 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17925 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17927 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17928 argument of emit_library_call.
17930 2009-04-21 Richard Guenther <rguenther@suse.de>
17932 PR middle-end/39829
17933 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17934 inside VIEW_CONVERT_EXPRs.
17936 2009-04-21 Martin Jambor <mjambor@suse.cz>
17938 * tree-switch-conversion.c (build_constructors): Split a long line.
17939 (constructor_contains_same_values_p): New function.
17940 (build_one_array): Create assigns of constants if possible, do not
17941 call mark_sym_for_renaming, call update_stmt.
17942 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17943 make_rename_temp. Do not call mark_symbols_for_renaming, call
17945 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17946 find_new_referenced_vars, call update_stmt.
17947 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17948 instead of calling make_rename_temp. Do not call
17949 find_new_referenced_vars or mark_symbols_for_renaming, call
17952 2009-04-21 Richard Guenther <rguenther@suse.de>
17954 PR tree-optimization/39827
17955 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17956 (tree_ssa_phiprop): Pass the correct array size.
17958 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17960 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17962 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17965 * c-typeck.c (lvalue_p): Move declaration ...
17966 * c-common.h (lvalue_p): ... to here.
17967 * c-common.c (candidate_equal_p): New.
17968 (add_tlist): Use it.
17969 (merge_tlist): Use it.
17970 (warn_for_collisions_1): Likewise.
17971 (warning_candidate_p): Accept more candidates.
17972 (verify_tree): A warning candidate can be an expression. Use
17975 2009-04-21 Ben Elliston <bje@au.ibm.com>
17978 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17979 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17980 options. Remove -mcall-solaris documentation.
17982 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17985 * doc/invoke.texi (-Wlong-long): Update description.
17986 * c-lex (interpret_integer): Only warn if there was no previous
17987 overflow and -Wlong-long is enabled.
17988 * c-decl.c (declspecs_add_type): Drop redundant flags.
17989 * c.opt (Wlong-long): Init to -1.
17990 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17991 and front-end warn_long_long. Wlong-long only depends on other
17992 flags if it is uninitialized.
17993 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17994 the same for CPP and FE.
17995 (restore_extension_diagnostics): Likewise.
17997 2009-04-20 Ian Lance Taylor <iant@google.com>
17999 Fix enum conversions which are invalid in C++:
18000 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18001 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18002 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18003 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18004 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18005 (dbxout_parms): Likewise.
18006 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18007 (df_clear_flags): Likewise.
18008 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18009 top_flag parameter to int.
18010 (df_chain_create_bb_process_use): Likewise.
18011 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18013 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18014 (df_ref_create_structure, df_def_record_1): Likewise.
18015 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18016 (df_notes_rescan): Change 0 to VOIDmode in function call.
18017 (df_get_call_refs, df_insn_refs_collect): Likewise.
18018 (df_bb_regs_collect): Likewise.
18019 (df_entry_block_defs_collect): Likewise.
18020 (df_exit_block_uses_collect): Likewise.
18021 * df.h: Update declarations.
18022 * double-int.c (double_int_divmod): Add cast to enum type.
18023 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18024 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18025 (based_loc_descr): Likewise.
18026 (loc_descriptor_from_tree_1): Change first_op and second_op to
18027 enum dwarf_location_atom. Add cast to enum type.
18028 * expmed.c (init_expmed): Change 0 to SET in function call.
18029 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18030 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18031 (do_store_flag): Likewise.
18032 * fixed-value.h (struct fixed_value): Change mode to enum
18034 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18035 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18037 (insert_insn_decl, insert_decl, insert_state): Likewise.
18038 (automata_list_finish): Likewise.
18039 * genrecog.c (process_define_predicate): Add cast to enum type.
18040 * gensupport.c (init_predicate_table): Add cast to enum type.
18041 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18043 (gimple_build_call_1, gimple_build_label): Likewise.
18044 (gimple_build_goto, gimple_build_asm_1): Likewise.
18045 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18046 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18047 (enum fallback): Rename from enum fallback_t.
18048 (fallback_t): Typedef as int.
18049 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18050 GSI_SAME_STMT in function call.
18051 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18053 (setup_reg_class_relations): Likewise.
18054 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18055 (setup_prohibited_class_mode_regs): Add cast to enum type.
18056 (setup_prohibited_mode_move_regs): Likewise.
18057 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18058 (record_address_regs): Change i to enum reg_class.
18059 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18060 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18061 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18062 (GET_MODE_2XWIDER_MODE): Likewise.
18063 (GET_CLASS_NARROWEST_MODE): Likewise.
18064 * omp-low.c (expand_omp_for): Add cast to enum type.
18065 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18066 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18067 * postreload.c (reload_cse_simplify_operands): Change rclass local
18069 * predict.c (combine_predictions_for_insn): Change best_predictor
18070 and predictor to enum br_predictor.
18071 (combine_predictions_for_bb): Likewise.
18072 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18073 use SET_PREDICT_EXPR_OUTCOME.
18074 * real.c (real_arithmetic): Change icode to code in function call.
18075 * reginfo.c (init_move_cost): Add casts to enum type.
18076 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18077 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18079 * reload.c (find_valid_class): Add casts to enum type.
18080 (push_reload): Change 0 to NO_REGS in function call.
18081 (find_reloads): Change this_alternative to array of enum
18082 reg_class. Remove some now-unnecessary casts.
18083 (make_memloc): Change 0 to VOIDmode in function call.
18084 * reload1.c (reload): Change 0 to VOIDmode in function call.
18085 (eliminate_regs_1, elimination_effects): Likewise.
18086 (eliminate_regs_in_insn): Likewise.
18087 (emit_input_reload_insns): Add cast to enum type.
18088 (delete_output_reload): Change 0 to VOIDmode in function call.
18089 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18090 to enum type in function call.
18091 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18092 (SET_PREDICT_EXPR_OUTCOME): Define.
18093 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18094 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18095 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18096 (dump_function): Likewise.
18097 * tree-dump.h: Update declarations.
18098 * tree-pass.h: Update declarations.
18099 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18100 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18102 (arm_rtx_costs_1): Correct parenthesization.
18103 (arm_rtx_costs): Add casts to enum type.
18104 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18105 (vfp_emit_fstmd): Use add_rg_note.
18106 (emit_multi_reg_push, emit_sfm): Likewise.
18107 (thumb_set_frame_pointer): Likewise.
18108 (arm_expand_prologue): Likewise.
18109 (arm_regno_class): Change return type to enum reg_class.
18110 (thumb1_expand_prologue): Use add_reg_note.
18111 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18112 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18114 * config/arm/gentune.sh: Add cast to enum type.
18115 * config/arm/arm-tune.md: Rebuild.
18116 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18117 (ix86_split_fp_branch, predict_jump): Likewise.
18118 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18119 insn_code to enum rtx_code.
18120 (ix86_builtin_vectorized_function): Add cast to enum type.
18121 * config/i386/i386.md (truncdfsf2): Change slot to enum
18123 (truncxf<mode>2, isinf<mode>2): Likewise.
18124 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18126 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18127 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18128 (insert_bundle_state): Change 1 to INSERT in function call.
18129 (ia64_add_bundle_selector_before): Likewise.
18130 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18131 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18132 (restore_stack_nonlocal): Likewise.
18133 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18135 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18137 (mips_rtx_costs): Likewise.
18138 (mips_override_options): Add casts to enum type.
18139 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18141 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18142 (store_reg, set_reg_plus_d): Likewise.
18143 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18144 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18146 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18148 (emit_unlikely_jump): Use add_reg_note.
18149 (rs6000_emit_allocate_stack): Likewise.
18150 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18151 (output_toc): Change 1 to INSERT in function call.
18152 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18153 (rs6000_initialize_trampoline): Likewise.
18154 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18156 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18157 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18158 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18159 (save_gprs): Use add_reg_note.
18160 (s390_emit_prologue): Likewise.
18161 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18162 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18163 (sparc_fold_builtin): Add cast to enum type.
18164 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18166 (spu_expand_prologue): Use add_reg_note.
18167 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18169 2009-04-20 Ian Lance Taylor <iant@google.com>
18171 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18172 (c_parser_postfix_expression_after_primary): Get VEC for list of
18173 arguments. Get original types of arguments. Call
18174 build_function_call_vec.
18175 (cached_expr_list_1, cached_expr_list_2): New static variables.
18176 (c_parser_expr_list): Change return type to VEC *. Add
18177 p_orig_types parameter. Change all callers.
18178 (c_parser_release_expr): New static function.
18179 (c_parser_vec_to_tree_list): New static function.
18180 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18181 call build_function_call_vec.
18182 (build_function_call_vec): New function, based on old
18183 build_function_call.
18184 (convert_arguments): Remove nargs and argarray parameters. Change
18185 values to a VEC. Add origtypes parameter.
18186 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18187 (convert_for_assignment): Add origtype parameter. Change all
18188 callers. If warn_cxx_compat, check for conversion to an enum
18189 type when calling a function.
18190 (store_init_value): Add origtype parameter. Change all callers.
18191 (digest_init): Likewise.
18192 (struct init_node): Add origtype field.
18193 (add_pending_init): Add origtype parameter. Change all callers.
18194 (output_init_element): Likewise.
18195 (output_pending_init_elements): Pass origtype from init_node to
18196 output_init_element.
18197 (process_init_element): Pass origtype from c_expr to
18198 output_init_element.
18199 (c_finish_return): Add origtype parameter. Change all callers.
18200 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18202 (sync_resolve_params): Likewise.
18203 (sync_resolve_return): Change params to first_param. Change caller.
18204 (resolve_overloaded_builtins): Change params to VEC *. Change
18205 callers. Save first parameter around call to build_function_call_vec.
18206 * c-decl.c (finish_decl): Add origtype parameter. Change all
18207 callers. Call build_function_call_vec rather than
18208 build_function_call for cleanup.
18209 * c-tree.h: Update declarations.
18210 * c-common.h: Update declarations.
18211 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18212 params to first_param.
18213 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18214 params parameter from tree to void *.
18215 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18216 Change arglist parameter to have type void *, and to be a pointer
18218 * config/rs6000/rs6000-protos.h
18219 (altivec_resolve_overloaded_builtin): Update declaration.
18220 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18221 fnargs parameter to have type void *, and to be a pointer to a
18222 VEC. Call build_function_call_vec instead of
18223 build_function_call.
18224 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18226 2009-04-20 Joey Ye <joey.ye@intel.com>
18227 Xuepeng Guo <xuepeng.guo@intel.com>
18228 H.J. Lu <hongjiu.lu@intel.com>
18230 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18232 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18233 (IX86_LEA_PRIORITY): Likewise.
18234 (distance_non_agu_define): New function.
18235 (distance_agu_use): Likewise.
18236 (ix86_lea_for_add_ok): Likewise.
18237 (ix86_dep_by_shift_count): Likewise.
18239 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18240 should split for LEA.
18242 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18244 (ix86_dep_by_shift_count): Likewise.
18246 2009-04-20 Richard Guenther <rguenther@suse.de>
18248 * expr.c (handled_component_p): Move ...
18249 * tree.h (handled_component_p): ... here.
18250 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18251 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18252 and REALPART_EXPR to be in one group.
18254 2009-04-20 Richard Guenther <rguenther@suse.de>
18256 * basic-block.h (get_all_dominated_blocks): Declare.
18257 * dominance.c (get_all_dominated_blocks): New function.
18258 * tree-cfg.c (get_all_dominated_blocks): Remove.
18259 (remove_edge_and_dominated_blocks): Adjust.
18260 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18261 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18262 instead of recursing.
18264 2009-04-20 Doug Kwan <dougkwan@google.com>
18266 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18267 (struct cgraph_node_set_def): New type.
18268 (cgraph_node_set) New type. Also declare vector functions.
18269 (struct cgraph_node_set_element_def): New type.
18270 (cgraph_node_set_element): Ditto.
18271 (cgraph_node_set_iterator): New iterator type.
18272 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18273 cgraph_node_set_remove, dump_cgraph_node_set,
18274 debug_cgraph_node_set): New prototypes.
18275 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18276 cgraph_node_set_size): New inlines.
18277 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18278 including cgraph.h.
18279 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18280 argument to function 'write_summary'.
18281 * ipa.c: Include ggc.h.
18282 (hash_cgraph_node_set_element,
18283 eq_cgraph_node_set_element, cgraph_node_set_new,
18284 cgraph_node_set_add, cgraph_node_set_remove,
18285 cgraph_node_set_find, dump_cgraph_node_set,
18286 debug_cgraph_node_set): New functions.
18287 * Makefile.in (ipa.o): Add dependency on GGC_H.
18289 2009-04-20 Ira Rosen <irar@il.ibm.com>
18291 PR tree-optimization/39675
18292 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18293 check of the return code of vect_schedule_slp. Check that
18294 stmt_vec_info still exists for the statement, before checking its
18295 vectorization type.
18297 2009-04-20 Michael Matz <matz@suse.de>
18299 * Makefile.in (generated_files): Take out $(simple_generated_c).
18301 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18303 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18304 (UINTPTR_TYPE): Likewise.
18306 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18309 * c-typeck.c (digest_init): Check for initializing an array with a
18312 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18315 * c-semantics.c (pop_stmt_list): Propagate
18316 STATEMENT_LIST_HAS_LABEL to parent statement list.
18318 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18320 * config/mips/mips.h (mips_tune_attr): New macro.
18321 * config/mips/mips.md (cpu): Use it.
18323 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18326 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18329 2009-04-19 Diego Novillo <dnovillo@google.com>
18331 * toplev.c (compile_file): Move call to coverage_finish ...
18332 * cgraphunit.c (ipa_passes): ... here.
18333 Call cgraph_process_new_functions.
18334 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18335 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18337 2009-04-19 Jan Hubicka <jh@suse.cz>
18339 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18341 (dump_cgraph_node): Dump can throw external flag.
18342 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18344 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18348 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18349 * common.opt (Wlogical-op): Move from here...
18350 * c.opt (Wlogical-op): ... to here.
18351 * c-typeck.c (parser_build_binary_op): Update call to
18352 warn_logical_operator.
18353 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18355 * c-common.c (warn_logical_op): Update.
18356 * c-common.h (warn_logical_op): Update declaration.
18358 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18360 * tree.c (protected_set_expr_location): Fix formatting.
18362 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18365 * c-typeck.c (readonly_warning): new.
18366 (build_unary_op, build_modify_expr): Use readonly_warning for
18367 storing into something readonly but not const-qualified.
18369 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18372 * c-typeck.c (build_unary_op): Check for taking address of
18373 expression of type void.
18375 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18378 * c-typeck.c (build_function_call): Check for calling a function
18379 with qualified void return types. Call require_complete_type when
18382 2009-04-18 Jan Hubicka <jh@suse.cz>
18384 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18386 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18387 can_throw_external flag.
18388 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18389 * ipa-pure-const.c (ignore_edge): New function.
18390 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18391 only over can_throw_external edges.
18392 (local_pure_const): Add nothrow flag.
18393 * ipa-utils.c (searchc): Add ignore_edge callback.
18394 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18395 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18396 (set_nothrow_function_flags): Update cgraph.
18397 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18399 2009-04-18 Richard Guenther <rguenther@suse.de>
18401 PR middle-end/39804
18402 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18403 (fold_stmt): ... this and ...
18404 (fold_stmt_inplace): ... this.
18405 (fold_stmt_1): Fold references in calls and asms.
18406 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18408 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18410 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18411 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18413 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18415 * tree.c (function_args_count): Remove.
18416 * tree.h: Remove the prototype for function_args_count.
18418 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18420 * tree-iterator.c (expr_only): Remove.
18421 * tree.h: Remove the prototype for expr_only.
18423 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18425 * reginfo.c (cannot_change_mode_set_regs): Remove.
18426 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18428 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18430 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18431 whether operands 0 and 1 overlaps.
18433 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18435 PR middle-end/36902
18436 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18437 pointer. Use warning_at instead of warning.
18438 (search_for_addr_array): Likewise.
18439 (check_array_bounds): Likewise.
18440 (check_all_array_refs): Check that the incoming edge is not in the
18441 list of edges to be removed.
18442 (check_all_array_refs): Avoid the temporal pointer.
18443 (vrp_visit_cond_stmt): Fix typo.
18444 (simplify_switch_using_ranges): Handle the case where the switch
18445 index is an integer constant.
18447 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18449 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18451 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18453 * doc/extend.texi, doc/invoke.texi: Fix typos.
18455 2009-04-17 Cary Coutant <ccoutant@google.com>
18457 * tree-flow-inline.h (get_lineno): Fix inverted test.
18459 2009-04-17 Diego Novillo <dnovillo@google.com>
18461 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18462 assertion for AVAIL_OUT.
18464 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18467 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18468 * config/sh/linux-atomic.asm: Likewise.
18470 2009-04-17 Diego Novillo <dnovillo@google.com>
18472 * except.c (debug_eh_tree): New.
18473 (struct eh_region, struct eh_status): Move ...
18474 * except.h: ... here.
18475 (add_type_for_runtime): Declare extern.
18476 (lookup_type_for_runtime): Likewise.
18477 (debug_eh_tree): Declare.
18478 * Makefile.in (GTFILES): List except.h before except.c
18480 2009-04-17 Diego Novillo <dnovillo@google.com>
18482 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18483 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18484 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18485 (find_vars_r): ... here.
18486 * tree-flow.h (find_referenced_vars_in): Declare.
18487 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18488 that AVAIL_OUT exists for BLOCK.
18489 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18490 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18491 (tree-parloops.o): Likewise.
18493 2009-04-17 Simon Baldwin <simonb@google.com>
18495 * toplev.c (default_tree_printer): Add handling for %E format.
18497 2009-04-17 Diego Novillo <dnovillo@google.com>
18499 * tree-pretty-print.c (dump_generic_node): Add break after
18500 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18501 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18502 FUNCTION_TYPE together. Call print_struct_decl when printing
18503 structures and TDF_SLIM is not given.
18504 (print_struct_decl): Fix logic for detecting recursion.
18506 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18509 * gcc.c (create_at_file): New.
18510 (compile_input_file_p): New.
18511 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18512 * main.c (main): Update call to toplev_main.
18513 * toplev.c (toplev_main): Change signature. Call expandargv.
18514 * toplev.h (toplev_main): Change signature.
18516 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18518 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18519 if the latter is not constant.
18521 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18523 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18525 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18527 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18528 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18530 2009-04-17 Richard Guenther <rguenther@suse.de>
18532 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18533 Handle component references view-converting an invariant address.
18535 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18537 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18538 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18539 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18540 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18541 Use @deftypevr rather than @deftypevar.
18543 2009-04-17 Richard Guenther <rguenther@suse.de>
18545 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18546 (get_prop_source_stmt): Likewise.
18547 (can_propagate_from): Likewise.
18549 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18551 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18552 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18553 (--with-multilib-list): Add default value.
18554 * configure: Regenerate.
18555 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18556 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18557 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18558 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18559 Don't add default cpu to multilib list unnecessarily, but do enable
18560 the relevant compiler option..
18561 Add support for --with-multilib-list=<blank> and
18562 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18563 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18564 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18565 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18566 TM_MULTILIB_CONFIG.
18567 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18568 (MULTILIB_OSDIRNAMES): New variable.
18569 * config/sh/t-1e: Delete file.
18570 * config/sh/t-mlib-sh1: Delete file.
18571 * config/sh/t-mlib-sh2: Delete file.
18572 * config/sh/t-mlib-sh2a: Delete file.
18573 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18574 * config/sh/t-mlib-sh2a-single: Delete file.
18575 * config/sh/t-mlib-sh2a-single-only: Delete file.
18576 * config/sh/t-mlib-sh2e: Delete file.
18577 * config/sh/t-mlib-sh3e: Delete file.
18578 * config/sh/t-mlib-sh4: Delete file.
18579 * config/sh/t-mlib-sh4-nofpu: Delete file.
18580 * config/sh/t-mlib-sh4-single: Delete file.
18581 * config/sh/t-mlib-sh4-single-only: Delete file.
18582 * config/sh/t-mlib-sh4a: Delete file.
18583 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18584 * config/sh/t-mlib-sh4a-single: Delete file.
18585 * config/sh/t-mlib-sh4a-single-only: Delete file.
18586 * config/sh/t-mlib-sh4al: Delete file.
18587 * config/sh/t-mlib-sh5-32media: Delete file.
18588 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18589 * config/sh/t-mlib-sh5-64media: Delete file.
18590 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18591 * config/sh/t-mlib-sh5-compact: Delete file.
18592 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18593 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18594 * doc/install.texi (Options specification): Add
18595 --with-multilib-list and --with-endian.
18597 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18599 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18601 (OBJS-common): Add plugin-version.o.
18602 (plugin-version.o): New.
18603 * gcc-plugin.h (plugin_gcc_version): New.
18604 (plugin_default_version_check): New.
18605 (plugin_init_func, plugin_init): Add version argument.
18606 * plugin-version.c: New.
18607 * plugin.c (str_plugin_gcc_version_name): New.
18608 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18609 pass it to the init function.
18610 (plugin_default_version_check): New.
18612 2009-04-17 Richard Guenther <rguenther@suse.de>
18614 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18615 for decl-vs-decl disambiguation.
18617 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18619 * config/s390/s390.h (s390_tune_attr): New macro definition.
18620 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18622 2009-04-17 Richard Guenther <rguenther@suse.de>
18624 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18625 (fold_stmt_r): Likewise.
18626 (maybe_fold_reference): New function.
18627 (fold_gimple_assign): Handle cases fold_stmt_r did.
18628 (fold_stmt): Do not use fold_stmt_r.
18629 (fold_stmt_inplace): Likewise.
18631 2009-04-17 Richard Guenther <rguenther@suse.de>
18633 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18634 (record_equivalences_from_stmt): Remove useless checks and
18636 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18637 the type is already suitable.
18639 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18641 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18643 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18645 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18646 (CMPtype): Define as __gcc_CMPtype.
18648 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18650 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18651 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18653 2009-04-17 Richard Guenther <rguenther@suse.de>
18655 PR tree-optimization/39746
18656 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18657 special-casing for builtins and static variable use/def.
18658 (call_may_clobber_ref_p_1): Likewise.
18660 2009-04-16 Ian Lance Taylor <iant@google.com>
18662 * df.h: Include "timevar.h".
18663 (struct df_problem): Change tv_id field to timevar_id_t.
18664 * tree-pass.h: Include "timevar.h".
18665 (struct opt_pass): Change tv_id field to timevar_id_t.
18666 * timevar.h (timevar_id_t): Define TV_NONE.
18667 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18668 TV_NONE rather than tv_id != 0.
18669 (execute_one_pass): Likewise.
18670 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18671 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18672 dependencies to $(TREE_PASS_H).
18673 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18675 (pass_branch_target_load_optimize2): Likewise.
18676 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18677 (pass_outof_cfg_layout_mode): Likewise.
18678 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18679 (pass_rebuild_cgraph_edges): Likewise.
18680 (pass_remove_cgraph_callee_edges): Likewise.
18681 * df-core.c (pass_df_initialize_opt): Likewise.
18682 (pass_df_initialize_no_opt): Likewise.
18683 (pass_df_finish): Likewise.
18684 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18685 * except.c (pass_set_nothrow_function_flags): Likewise.
18686 (pass_convert_to_eh_region_ranges): Likewise.
18687 * final.c (pass_compute_alignments): Likewise.
18688 * function.c (pass_instantiate_virtual_regs): Likewise.
18689 (pass_init_function): Likewise.
18690 (pass_leaf_regs): Likewise.
18691 (pass_match_asm_constraints): Likewise.
18692 * gimple-low.c (pass_lower_cf): Likewise.
18693 (pass_mark_used_blocks): Likewise.
18694 * init-regs.c (pass_initialize_regs): Likewise.
18695 * integrate.c (pass_initial_value_sets): Likewise.
18696 * ira.c (pass_ira): Likewise.
18697 * jump.c (pass_cleanup_barriers): Likewise.
18698 * omp-low.c (pass_expand_omp): Likewise.
18699 (pass_lower_omp): Likewise.
18700 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18701 * recog.c (pass_split_all_insns): Likewise.
18702 (pass_split_after_reload): Likewise.
18703 (pass_split_before_regstack): Likewise.
18704 (pass_split_before_sched2): Likewise.
18705 (pass_split_for_shorten_branches): Likewise.
18706 * reginfo.c (pass_reginfo_init): Likewise.
18707 (pass_subregs_of_mode_init): Likewise.
18708 (pass_subregs_of_mode_finish): Likewise.
18709 * passes.c (pass_postreload): Likewise.
18710 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18711 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18712 (pass_warn_function_return): Likewise.
18713 (pass_warn_function_noreturn): Likewise.
18714 * tree-complex.c (pass_lower_complex): Likewise.
18715 (pass_lower_complex_O0): Likewise.
18716 * tree-if-conv.c (pass_if_conversion): Likewise.
18717 * tree-into-ssa.c (pass_build_ssa): Likewise.
18718 * tree-mudflap.c (pass_mudflap_1): Likewise.
18719 (pass_mudflap_2): Likewise.
18720 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18721 (pass_mudflap_2): Likewise.
18722 * tree-nrv.c (pass_return_slot): Likewise.
18723 * tree-object-size.c (pass_object_sizes): Likewise.
18724 * tree-optimize.c (pass_all_optimizations): Likewise.
18725 (pass_early_local_passes): Likewise.
18726 (pass_all_early_optimizations): Likewise.
18727 (pass_cleanup_cfg): Likewise.
18728 (pass_cleanup_cfg_post_optimizing): Likewise.
18729 (pass_free_datastructures): Likewise.
18730 (pass_free_cfg_annotations): Likewise.
18731 (pass_fixup_cfg): Likewise.
18732 (pass_init_datastructures): Likewise.
18733 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18734 (pass_late_warn_uninitialized): Likewise.
18735 (pass_update_address_taken): Likewise.
18736 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18737 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18738 (pass_cse_sincos): Likewise.
18739 (pass_convert_to_rsqrt): Likewise.
18740 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18741 * tree-stdarg.c (pass_stdarg): Likewise.
18742 * tree-tailcall.c (pass_tail_recursion): Likewise.
18743 (pass_tail_calls): Likewise.
18744 * tree-vect-generic.c (pass_lower_vector): Likewise.
18745 (pass_lower_vector_ssa): Likewise.
18746 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18748 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18750 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18752 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18754 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18755 logical and signext.
18757 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18760 * config/sh/predicates.md (arith_operand): Check if the operand
18761 of TRUNCATE is a REG.
18763 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18765 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18766 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18768 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18770 * tree-iterator.c (tsi_split_statement_list_after,
18771 tsi_split_statement_list_before): Remove.
18772 * tree-iterator.h: Remove the prototypes for
18773 tsi_split_statement_list_after and tsi_split_statement_list_before.
18775 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18777 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18778 * tree-ssa-propagate.h: Remove the prototype for
18779 stmt_makes_single_load.
18781 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18783 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18784 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18786 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18788 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18790 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18792 * except.c (eh_region_outer_p): Remove.
18793 * except.h: Remove the prototype for eh_region_outer_p.
18795 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18797 * function.c (current_function_assembler_name): Remove.
18798 * function.h: Remove the prototype for
18799 current_function_assembler_name.
18801 2009-04-16 Ian Lance Taylor <iant@google.com>
18803 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18804 (add_reg_note): Call alloc_reg_note.
18805 * rtl.h (alloc_reg_note): Declare.
18806 * combine.c (try_combine): Use alloc_reg_note.
18807 (recog_for_combine, move_deaths): Likewise.
18808 (distribute_notes): Use alloc_reg_note and add_reg_note.
18809 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18810 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18811 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18813 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18815 PR rtl-optimization/39762
18816 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18817 ira_may_move_out_cost): Add comments about way of their usage.
18818 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18820 * ira-conflicts.c (process_regs_for_copy): Use function
18821 ira_get_register_move_cost instead of global
18822 ira_register_move_cost.
18824 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18825 color_pass, move_spill_restore, update_curr_costs): Ditto.
18827 * ira-lives.c (process_single_reg_class_operands): Ditto.
18829 * ira-emit.c (emit_move_list): Ditto.
18831 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18832 (record_reg_classes): Ditto. Use functions
18833 ira_get_register_move_cost and ira_get_may_move_cost instead of
18834 global vars ira_register_move_cost, ira_may_move_out_cost and
18835 ira_may_move_in_cost.
18836 (record_address_regs): Don't call ira_init_register_move_cost.
18837 Use function ira_get_may_move_cost instead of global
18838 ira_may_move_in_cost.
18839 (process_bb_node_for_hard_reg_moves): Use function
18840 ira_get_register_move_cost instead of global ira_register_move_cost.
18841 (ira_costs): Don't call ira_init_register_move_cost.
18843 2009-04-16 Richard Guenther <rguenther@suse.de>
18845 * tree-cfg.c (verify_gimple_assign_binary):
18846 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18847 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18848 (create_general_new_stmt): Note that this function is broken.
18850 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18852 * common.opt (fhelp): Add Var(help_flag).
18853 * gcc-plugin.h (plugin_info): Add help.
18854 * plugin.c (plugin_name_args): Add help.
18855 (register_plugin_info): Set plugin->help.
18856 (print_help_one_plugin): New.
18857 (print_plugins_help): New.
18858 * plugin.h (print_plugins_help): New.
18859 * toplev.c (toplev_main): Call print_plugins_help if needed.
18861 2009-04-16 Richard Guenther <rguenther@suse.de>
18863 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18864 (gimple_ior_addresses_taken_1): New function.
18865 (gimple_ior_addresses_taken): Likewise.
18866 * gimple.h (struct gimple_statement_with_ops_base): Remove
18867 addresses_taken member.
18868 (gimple_ior_addresses_taken): Declare.
18869 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18870 gimple_set_addresses_taken): Remove.
18871 * ipa-reference.c (mark_address): New function.
18872 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18873 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18874 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18875 (gimple_add_to_addresses_taken): Remove.
18876 (get_tmr_operands): Call mark_address_taken.
18877 (get_asm_expr_operands): Likewise.
18878 (get_expr_operands): Likewise.
18879 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18880 (free_stmt_operands): Do not free it.
18881 * tree-ssa.c (delete_tree_ssa): Likewise.
18882 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18884 2009-04-16 Richard Guenther <rguenther@suse.de>
18886 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18887 (walk_stmt_load_store_ops): Likewise.
18888 * gimple.c (get_base_loadstore): New function.
18889 (walk_stmt_load_store_addr_ops): Likewise.
18890 (walk_stmt_load_store_ops): Likewise.
18891 * ipa-pure-const.c (check_op): Simplify.
18892 (check_load, check_store): New functions.
18893 (check_stmt): Use walk_stmt_load_store_ops.
18894 * ipa-reference.c (mark_load): Adjust signature.
18895 (mark_store): Likewise.
18896 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18898 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18900 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18901 (plugin_info): New.
18902 * opts.c (common_handle_option): Don't call print_version.
18903 * plugin.c (plugin_name_args): Add version.
18904 (register_plugin_info): New.
18905 (register_callback): Handle PLUGIN_INFO.
18906 (try_init_one_plugin): New.
18907 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18909 (finalize_one_plugin): New.
18910 (finalize_plugins): New.
18911 (print_one_plugin): New.
18912 (print_plugins_versions): New.
18913 * plugin.h (print_plugins_versions): New.
18914 (finalize_plugins): New.
18915 * toplev.c (compile_file): Don't call initialize_plugins.
18916 (print_version): Call print_plugins_versions.
18917 (toplev_main): Call initialize_plugins. Print version if needed.
18918 Call finalize_plugins.
18920 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18922 * common.opt (fversion): New.
18923 * gcc.c (print_version): New.
18924 (process_command): Don't print the version. Just set print_version.
18925 (main): Print version. Call subprocesses if print_version and
18926 verbose_flag are set.
18927 * opts.c (common_handle_option): Handle OPT_fversion.
18929 2009-04-16 Richard Guenther <rguenther@suse.de>
18930 Ira Rosen <irar@il.ibm.com>
18932 PR tree-optimization/39698
18933 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18934 type of the reduction variable. Only generate the def if
18937 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18938 make sure to first convert to an integer of the same precision.
18939 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18940 the type of the evolution correctly in computing the new
18941 induction variable base.
18943 2009-04-16 Richard Guenther <rguenther@suse.de>
18945 PR middle-end/39625
18946 * tree-cfg.c (make_blocks): Split statements with to-be
18947 abnormal SSA names on the lhs.
18949 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18951 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18952 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18953 * c-typeck.c (really_start_incremental_init): Likewise.
18954 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18955 (TARGET_INITIALIZER): Remove it.
18956 * target.h (struct target): Remove vector_opaque_p.
18957 * tree.c (build_opaque_vector_type): New.
18958 * tree.h (TYPE_VECTOR_OPAQUE): New.
18959 (build_opaque_vector_type): Declare.
18960 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18961 * config/rs6000/rs6000.c (build_opaque_vector_type,
18962 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18963 (rs6000_init_builtins): Use build_opaque_vector_type for
18964 opaque_V4SI_type_node.
18966 2009-04-15 Catherine Moore <clm@codesourcery.com>
18968 * debug.h (set_name): Declare.
18969 * dwarf2out.c (dwarf2out_set_name): Declare.
18970 (dwarf2_debug_hooks): Add set_name.
18971 (find_AT_string): New.
18972 (add_AT_string): Call find_AT_string.
18973 (dwarf2out_set_name): New.
18974 * cp/decl.c (grokdeclarator): Call set_name.
18975 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18976 * debug.c (do_nothing_debug_hooks): Likewise.
18977 * dbxout.c (dbx_debug_hooks): Likewise.
18978 * sdbout.c (sdb_debug_hooks): Likewise.
18980 2009-04-15 Michael Eager <eager@eagercon.com>
18982 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18983 reg for single-precision FPU.
18984 * config/rs6000/rs6000.md (movsi_internal1): Only for
18985 !TARGET_SINGLE_FPU.
18986 (movsi_internal1_single): New. Add pattern to move SI values to/from
18987 single-precision FP regs.
18989 2009-04-15 Richard Guenther <rguenther@suse.de>
18991 * omp-low.c (lower_rec_input_clauses): Build correct address
18993 (expand_omp_for_generic): Fix multiplication type.
18994 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18995 (generate_memset_zero): Fix types.
18996 * tree-profile.c (prepare_instrumented_value): Correctly
18999 2009-04-15 Ian Lance Taylor <iant@google.com>
19001 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19002 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19003 for -Wall and for -Wc++-compat.
19004 (c_common_post_options): For C++, set warn_enum_compare if not
19006 * c-tree.h (struct c_expr): Add field original_type.
19007 (build_external_ref): Update declaration.
19008 * c-parser.c (c_parser_braced_init): Set original_type.
19009 (c_parser_initelt): Likewise.
19010 (c_parser_expr_no_commas): Likewise.
19011 (c_parser_conditional_expression): Likewise.
19012 (c_parser_cast_expression): Likewise.
19013 (c_parser_unary_expression): Likewise. Pull setting of
19014 original_code to top of function.
19015 (c_parser_sizeof_expression): Set original_type.
19016 (c_parser_alignof_expression): Likewise.
19017 (c_parser_postfix_expression): Likewise. Pull setting of
19018 original_code to top of function.
19019 (c_parser_postfix_expression_after_paren_type): Set original_type.
19020 (c_parser_postfix_expression_after_primary): Likewise.
19021 (c_parser_expression): Likewise.
19022 * c-typeck.c (build_external_ref): Add type parameter. Change all
19024 (c_expr_sizeof_expr): Set original_type field.
19025 (parser_build_unary_op): Likewise.
19026 (parser_build_binary_op): Likewise. Optionally warn about
19027 comparisons of enums of different types.
19028 (digest_init): Set original_type field.
19029 (really_start_incremental_init): Likewise.
19030 (push_init_level, pop_init_level): Likewise.
19031 * doc/invoke.texi (Warning Options): -Wenum-compare now
19034 2009-04-15 Richard Guenther <rguenther@suse.de>
19036 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19037 out a necessary conversion.
19038 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19039 names we didn't value number.
19040 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19042 2009-04-15 Richard Guenther <rguenther@suse.de>
19044 PR tree-optimization/39764
19045 * tree-ssa-ccp.c (get_value): Canonicalize value with
19046 canonicalize_float_value.
19048 2009-04-15 Jan Hubicka <jh@suse.cz>
19050 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19051 Wrong version of patch.
19053 2009-04-15 Jan Hubicka <jh@suse.cz>
19055 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19057 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19059 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19060 our distinct integral and vector types.
19062 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19064 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19065 * init.c (build_vtbl_address): Remove call to assemble_external.
19067 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19069 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19070 output for other floating point modes.
19072 2009-04-14 Diego Novillo <dnovillo@google.com>
19074 * diagnostic.c (diagnostic_report_diagnostic): Do not
19075 warn about loaded plugins for DK_ERROR and DK_WARNING.
19076 * c-decl.c (declspecs_add_type): Move call to
19077 invoke_plugin_callbacks ...
19078 * c-parser.c (c_parser_declspecs): ... here.
19079 * plugin.c (dump_active_plugins): Tidy output.
19081 2009-04-14 Diego Novillo <dnovillo@google.com>
19082 Le-Chun Wu <lcwu@google.com>
19084 * configure.ac: Add --enable-plugin support.
19085 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19086 * Makefile.in (PLUGIN_H): Define.
19087 Export ENABLE_PLUGIN and GMPINC to site.exp.
19088 Add PLUGINLIBS to link command.
19089 Add/modify dependencies for plugin.o and files including plugin.h.
19091 * config.in: Regenerate.
19093 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19096 2009-04-14 Le-Chun Wu <lcwu@google.com>
19098 * tree-pass.h (register_one_dump_file): Add a prototype for
19099 register_one_dump_file.
19100 * toplev.c (compile_file): Call initialize_plugins.
19101 (do_compile): Call invoke_plugin_callbacks.
19102 (toplev_main): Call invoke_plugin_callbacks.
19103 * common.opt: Add -fplugin= and -fplugin-arg-.
19104 * gcc-plugin.h: New public header file for plugins to include.
19105 * plugin.c: New source file.
19106 * plugin.h: New internal header file.
19107 * passes.c (register_one_dump_file): Make it external.
19109 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19111 2009-04-14 Diego Novillo <dnovillo@google.com>
19113 * doc/plugins.texi: New.
19114 * doc/gccint.texi: Add reference to Plugins chapter.
19115 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19116 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19117 loaded plugins, if any.
19118 * timevar.def (TV_PLUGIN_INIT): Define.
19119 (TV_PLUGIN_RUN): Define.
19120 * plugin.c: Include timevar.h
19121 (plugins_active_p): New.
19122 (dump_active_plugins): New.
19123 (debug_active_plugins): New.
19125 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19127 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19129 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19131 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19133 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19134 the same as a minus without a shift.
19136 2009-04-14 Nick Clifton <nickc@redhat.com>
19138 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19139 comparisons with small integers will always produce a short
19142 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19145 2008-12-19 Diego Novillo <dnovillo@google.com>
19147 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19149 2009-04-14 Richard Guenther <rguenther@suse.de>
19151 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19153 (verify_gimple_assign_binary): Likewise. Handle shifts and
19155 (verify_gimple_phi): Print the mismatched argument position.
19156 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19158 (vect_update_init_of_dr): Likewise.
19159 * matrix-reorg.c (transform_access_sites): Do what the
19161 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19163 2009-04-13 Michael Eager <eager@eagercon.com>
19165 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19166 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19167 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19168 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19169 remove duplicate config
19171 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19173 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19174 file_name:line_number type locator of the call site.
19176 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19178 * genautomata.c: Put blank after comma.
19179 (automaton_decls): New.
19180 (struct unit_usage): Add comments to member next.
19181 (store_alt_unit_usage): Keep the list ordered.
19182 (unit_present_on_list_p, equal_alternatives_p): New.
19183 (check_regexp_units_distribution): Check units distribution
19184 correctness correctly.
19185 (main): Don't write automata if error is found. Return correct
19188 * config/m68k/cf.md (cfv4_ds): Remove.
19189 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19190 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19192 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19193 power4-load-ext, power4-store, power4-store-update,
19194 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19195 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19196 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19197 power4-sqrt, power4-isync): Modify reservation to make correct
19198 unit distribution to automata.
19200 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19201 power5-store-update, power5-two, power5-three, power5-lmul,
19202 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19204 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19206 * except.c (pass_set_nothrow_function_flags): Set name and add
19208 (set_nothrow_function_flags): Mention in the dump file when
19209 changing a function to nothrow.
19211 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19214 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19215 instead of unsigned long.
19217 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19219 * config/arm/arm.c (return_used_this_function): Remove.
19220 (arm_output_function_prologue): Remove use of
19221 return_used_this_function.
19222 (output_return_instruction): Replace use of
19223 return_used_this_function
19224 by cfun->machine->return_used_this_function.
19225 (arm_output_epilogue): Likewise.
19226 (arm_output_function_epilogue): Likewise.
19227 (thumb_unexpanded_epilogue): Likewise.
19228 * config/arm/arm.h (struct machine_function):
19229 New member return_used_this_function.
19231 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19233 * doc/install.texi: Correct description of default directory for
19234 --with-gxx-include-dir.
19236 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19238 * fold-const.c (build_range_check): Properly deal with enumeral and
19239 boolean base types.
19241 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19243 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19244 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19245 * params.h (MAX_GCSE_PASSES): Remove.
19246 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19247 in sequence. Remove ability to run multiple passes.
19248 (bypass_jumps): Report run as third CPROP pass.
19250 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19252 PR middle-end/39651
19253 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19254 when deciding whether the whole SEQUENCE can throw.
19256 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19259 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19260 offseted label references.
19262 2009-04-11 Jan Hubicka <jh@suse.cz>
19264 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19266 2009-04-11 Richard Guenther <rguenther@suse.de>
19268 PR middle-end/39732
19269 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19270 return variables as TREE_ADDRESSABLE.
19272 2009-04-11 Richard Guenther <rguenther@suse.de>
19274 PR tree-optimization/39713
19275 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19276 reference trees have SSA_NAME operands.
19278 2009-04-11 Richard Guenther <rguenther@suse.de>
19281 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19282 address expressions.
19284 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19286 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19287 match changes in Cygwin 1.7
19288 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19289 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19291 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19293 PR tree-optimization/39701
19294 * doc/invoke.texi (Optimization Options): Document change in
19295 meaning and initialization of -fdelete-null-pointer-checks.
19297 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19299 PR middle-end/39701
19300 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19302 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19305 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19307 2009-04-10 Chao-ying Fu <fu@mips.com>
19309 * doc/tm.texi (Instruction Output): Document
19310 TARGET_ASM_FINAL_POSTSCAN_INSN.
19311 * target.h (final_postscan_insn): New field in asm_out.
19312 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19313 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19314 * final.c (final_scan_insn): Call
19315 targetm.asm_out.final_postscan_insn after outputting
19316 an asm macro and a normal instruction.
19318 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19319 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19320 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19321 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19322 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19324 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19326 PR middle-end/39701
19327 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19328 variables as non-NULL even with -fdelete-null-pointer-checks.
19330 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19332 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19334 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19337 * config/i386/i386.c (classify_argument): Handle SCmode with
19338 (bit_offset % 64) != 0.
19340 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19342 * doc/invoke.texi (Optimize Options): Add cross-reference to
19343 -Q --help=optimizers examples.
19345 2009-04-10 Ben Elliston <bje@au.ibm.com>
19348 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19349 regalign for the reg == fpr and TDmode case.
19351 2009-04-09 David Ayers <ayers@fsfe.org>
19354 * objc/objc-act.c (warn_with_method): Remove helper function.
19355 (check_duplicates): Call warning and inform directly.
19356 (really_start_method): Likewise.
19358 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19360 * expmed.c (expand_divmod): Always use a comparison for a division
19361 by a large unsigned integer.
19363 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19364 for things others than variables or functions as nonzero.
19366 2009-04-09 Nick Clifton <nickc@redhat.com>
19368 * unwind-compat.c: Change copyright header to refer to version
19369 3 of the GNU General Public License with version 3.1 of the
19370 GCC Runtime Library Exception and to point readers at the
19371 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19372 * config/alpha/crtfastmath.c: Likewise.
19373 * config/alpha/linux-unwind.h: Likewise.
19374 * config/alpha/qrnnd.asm: Likewise.
19375 * config/alpha/vms-crt0-64.c: Likewise.
19376 * config/alpha/vms-crt0.c: Likewise.
19377 * config/alpha/vms-dwarf2.asm: Likewise.
19378 * config/alpha/vms-dwarf2eh.asm: Likewise.
19379 * config/alpha/vms-psxcrt0-64.c: Likewise.
19380 * config/alpha/vms-psxcrt0.c: Likewise.
19381 * config/alpha/vms_tramp.asm: Likewise.
19382 * config/arc/initfini.c: Likewise.
19383 * config/arc/lib1funcs.asm: Likewise.
19384 * config/arm/bpabi-v6m.S: Likewise.
19385 * config/arm/bpabi.S: Likewise.
19386 * config/arm/bpabi.c: Likewise.
19387 * config/arm/crti.asm: Likewise.
19388 * config/arm/crtn.asm: Likewise.
19389 * config/arm/ieee754-df.S: Likewise.
19390 * config/arm/ieee754-sf.S: Likewise.
19391 * config/arm/lib1funcs.asm: Likewise.
19392 * config/arm/libunwind.S: Likewise.
19393 * config/arm/linux-atomic.c: Likewise.
19394 * config/arm/mmintrin.h: Likewise.
19395 * config/arm/pr-support.c: Likewise.
19396 * config/arm/unaligned-funcs.c: Likewise.
19397 * config/arm/unwind-arm.c: Likewise.
19398 * config/arm/unwind-arm.h: Likewise.
19399 * config/avr/libgcc.S: Likewise.
19400 * config/bfin/crti.s: Likewise.
19401 * config/bfin/crtlibid.s: Likewise.
19402 * config/bfin/crtn.s: Likewise.
19403 * config/bfin/lib1funcs.asm: Likewise.
19404 * config/bfin/linux-unwind.h: Likewise.
19405 * config/cris/arit.c: Likewise.
19406 * config/cris/cris_abi_symbol.c: Likewise.
19407 * config/darwin-64.c: Likewise.
19408 * config/darwin-crt2.c: Likewise.
19409 * config/darwin-crt3.c: Likewise.
19410 * config/darwin.h: Likewise.
19411 * config/dbxelf.h: Likewise.
19412 * config/dfp-bit.c: Likewise.
19413 * config/dfp-bit.h: Likewise.
19414 * config/elfos.h: Likewise.
19415 * config/fixed-bit.c: Likewise.
19416 * config/fixed-bit.h: Likewise.
19417 * config/fp-bit.c: Likewise.
19418 * config/fp-bit.h: Likewise.
19419 * config/fr30/crti.asm: Likewise.
19420 * config/fr30/crtn.asm: Likewise.
19421 * config/fr30/lib1funcs.asm: Likewise.
19422 * config/freebsd-spec.h: Likewise.
19423 * config/frv/cmovd.c: Likewise.
19424 * config/frv/cmovh.c: Likewise.
19425 * config/frv/cmovw.c: Likewise.
19426 * config/frv/frvbegin.c: Likewise.
19427 * config/frv/frvend.c: Likewise.
19428 * config/frv/lib1funcs.asm: Likewise.
19429 * config/glibc-stdint.h: Likewise.
19430 * config/h8300/clzhi2.c: Likewise.
19431 * config/h8300/crti.asm: Likewise.
19432 * config/h8300/crtn.asm: Likewise.
19433 * config/h8300/ctzhi2.c: Likewise.
19434 * config/h8300/fixunssfsi.c: Likewise.
19435 * config/h8300/lib1funcs.asm: Likewise.
19436 * config/h8300/parityhi2.c: Likewise.
19437 * config/h8300/popcounthi2.c: Likewise.
19438 * config/i386/ammintrin.h: Likewise.
19439 * config/i386/att.h: Likewise.
19440 * config/i386/avxintrin.h: Likewise.
19441 * config/i386/biarch64.h: Likewise.
19442 * config/i386/bmmintrin.h: Likewise.
19443 * config/i386/cpuid.h: Likewise.
19444 * config/i386/cross-stdarg.h: Likewise.
19445 * config/i386/crtfastmath.c: Likewise.
19446 * config/i386/crtprec.c: Likewise.
19447 * config/i386/cygming-crtbegin.c: Likewise.
19448 * config/i386/cygming-crtend.c: Likewise.
19449 * config/i386/cygwin.asm: Likewise.
19450 * config/i386/emmintrin.h: Likewise.
19451 * config/i386/gmm_malloc.h: Likewise.
19452 * config/i386/gthr-win32.c: Likewise.
19453 * config/i386/i386.h: Likewise.
19454 * config/i386/immintrin.h: Likewise.
19455 * config/i386/linux-unwind.h: Likewise.
19456 * config/i386/linux64.h: Likewise.
19457 * config/i386/mm3dnow.h: Likewise.
19458 * config/i386/mmintrin-common.h: Likewise.
19459 * config/i386/mmintrin.h: Likewise.
19460 * config/i386/nmmintrin.h: Likewise.
19461 * config/i386/pmm_malloc.h: Likewise.
19462 * config/i386/pmmintrin.h: Likewise.
19463 * config/i386/smmintrin.h: Likewise.
19464 * config/i386/sol2-c1.asm: Likewise.
19465 * config/i386/sol2-ci.asm: Likewise.
19466 * config/i386/sol2-cn.asm: Likewise.
19467 * config/i386/sol2-gc1.asm: Likewise.
19468 * config/i386/tmmintrin.h: Likewise.
19469 * config/i386/unix.h: Likewise.
19470 * config/i386/w32-unwind.h: Likewise.
19471 * config/i386/wmmintrin.h: Likewise.
19472 * config/i386/x86-64.h: Likewise.
19473 * config/i386/x86intrin.h: Likewise.
19474 * config/i386/xmmintrin.h: Likewise.
19475 * config/ia64/crtbegin.asm: Likewise.
19476 * config/ia64/crtend.asm: Likewise.
19477 * config/ia64/crtfastmath.c: Likewise.
19478 * config/ia64/crti.asm: Likewise.
19479 * config/ia64/crtn.asm: Likewise.
19480 * config/ia64/fde-glibc.c: Likewise.
19481 * config/ia64/lib1funcs.asm: Likewise.
19482 * config/ia64/linux-unwind.h: Likewise.
19483 * config/ia64/quadlib.c: Likewise.
19484 * config/ia64/unwind-ia64.c: Likewise.
19485 * config/linux.h: Likewise.
19486 * config/m32c/m32c-lib1.S: Likewise.
19487 * config/m32c/m32c-lib2-trapv.c: Likewise.
19488 * config/m32c/m32c-lib2.c: Likewise.
19489 * config/m32r/initfini.c: Likewise.
19490 * config/m68hc11/larith.asm: Likewise.
19491 * config/m68hc11/m68hc11-crt0.S: Likewise.
19492 * config/m68k/cf.md: Likewise.
19493 * config/m68k/crti.s: Likewise.
19494 * config/m68k/crtn.s: Likewise.
19495 * config/m68k/lb1sf68.asm: Likewise.
19496 * config/m68k/linux-unwind.h: Likewise.
19497 * config/mcore/crti.asm: Likewise.
19498 * config/mcore/crtn.asm: Likewise.
19499 * config/mcore/lib1.asm: Likewise.
19500 * config/mips/linux-unwind.h: Likewise.
19501 * config/mips/loongson.h: Likewise.
19502 * config/mips/mips16.S: Likewise.
19503 * config/mmix/crti.asm: Likewise.
19504 * config/mmix/crtn.asm: Likewise.
19505 * config/pa/fptr.c: Likewise.
19506 * config/pa/hpux-unwind.h: Likewise.
19507 * config/pa/lib2funcs.asm: Likewise.
19508 * config/pa/linux-atomic.c: Likewise.
19509 * config/pa/linux-unwind.h: Likewise.
19510 * config/pa/milli64.S: Likewise.
19511 * config/pa/quadlib.c: Likewise.
19512 * config/pa/stublib.c: Likewise.
19513 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19514 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19515 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19516 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19517 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19518 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19519 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19520 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19521 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19522 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19523 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19524 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19525 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19526 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19527 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19528 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19529 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19530 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19531 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19532 * config/rs6000/750cl.h: Likewise.
19533 * config/rs6000/altivec.h: Likewise.
19534 * config/rs6000/biarch64.h: Likewise.
19535 * config/rs6000/crtresfpr.asm: Likewise.
19536 * config/rs6000/crtresgpr.asm: Likewise.
19537 * config/rs6000/crtresxfpr.asm: Likewise.
19538 * config/rs6000/crtresxgpr.asm: Likewise.
19539 * config/rs6000/crtsavfpr.asm: Likewise.
19540 * config/rs6000/crtsavgpr.asm: Likewise.
19541 * config/rs6000/darwin-asm.h: Likewise.
19542 * config/rs6000/darwin-fallback.c: Likewise.
19543 * config/rs6000/darwin-fpsave.asm: Likewise.
19544 * config/rs6000/darwin-ldouble.c: Likewise.
19545 * config/rs6000/darwin-tramp.asm: Likewise.
19546 * config/rs6000/darwin-unwind.h: Likewise.
19547 * config/rs6000/darwin-vecsave.asm: Likewise.
19548 * config/rs6000/darwin-world.asm: Likewise.
19549 * config/rs6000/e500crtres32gpr.asm: Likewise.
19550 * config/rs6000/e500crtres64gpr.asm: Likewise.
19551 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19552 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19553 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19554 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19555 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19556 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19557 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19558 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19559 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19560 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19561 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19562 * config/rs6000/eabi-ci.asm: Likewise.
19563 * config/rs6000/eabi-cn.asm: Likewise.
19564 * config/rs6000/eabi.asm: Likewise.
19565 * config/rs6000/linux-unwind.h: Likewise.
19566 * config/rs6000/linux64.h: Likewise.
19567 * config/rs6000/paired.h: Likewise.
19568 * config/rs6000/paired.md: Likewise.
19569 * config/rs6000/ppc64-fp.c: Likewise.
19570 * config/rs6000/ppu_intrinsics.h: Likewise.
19571 * config/rs6000/rs6000.h: Likewise.
19572 * config/rs6000/si2vmx.h: Likewise.
19573 * config/rs6000/sol-ci.asm: Likewise.
19574 * config/rs6000/sol-cn.asm: Likewise.
19575 * config/rs6000/spe.h: Likewise.
19576 * config/rs6000/spu2vmx.h: Likewise.
19577 * config/rs6000/sysv4.h: Likewise.
19578 * config/rs6000/tramp.asm: Likewise.
19579 * config/rs6000/vec_types.h: Likewise.
19580 * config/s390/linux-unwind.h: Likewise.
19581 * config/s390/tpf-unwind.h: Likewise.
19582 * config/score/crti.asm: Likewise.
19583 * config/score/crtn.asm: Likewise.
19584 * config/sh/crt1.asm: Likewise.
19585 * config/sh/crti.asm: Likewise.
19586 * config/sh/crtn.asm: Likewise.
19587 * config/sh/divtab-sh4-300.c: Likewise.
19588 * config/sh/divtab-sh4.c: Likewise.
19589 * config/sh/divtab.c: Likewise.
19590 * config/sh/lib1funcs-4-300.asm: Likewise.
19591 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19592 * config/sh/lib1funcs.asm: Likewise.
19593 * config/sh/lib1funcs.h: Likewise.
19594 * config/sh/linux-atomic.asm: Likewise.
19595 * config/sh/linux-unwind.h: Likewise.
19596 * config/sh/shmedia.h: Likewise.
19597 * config/sh/sshmedia.h: Likewise.
19598 * config/sh/ushmedia.h: Likewise.
19599 * config/sparc/crtfastmath.c: Likewise.
19600 * config/sparc/linux-unwind.h: Likewise.
19601 * config/sparc/sol2-c1.asm: Likewise.
19602 * config/sparc/sol2-ci.asm: Likewise.
19603 * config/sparc/sol2-cn.asm: Likewise.
19604 * config/spu/divmodti4.c: Likewise.
19605 * config/spu/divv2df3.c: Likewise.
19606 * config/spu/float_disf.c: Likewise.
19607 * config/spu/float_unsdidf.c: Likewise.
19608 * config/spu/float_unsdisf.c: Likewise.
19609 * config/spu/float_unssidf.c: Likewise.
19610 * config/spu/mfc_multi_tag_release.c: Likewise.
19611 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19612 * config/spu/mfc_tag_release.c: Likewise.
19613 * config/spu/mfc_tag_reserve.c: Likewise.
19614 * config/spu/mfc_tag_table.c: Likewise.
19615 * config/spu/multi3.c: Likewise.
19616 * config/spu/spu_internals.h: Likewise.
19617 * config/spu/spu_intrinsics.h: Likewise.
19618 * config/spu/spu_mfcio.h: Likewise.
19619 * config/spu/vec_types.h: Likewise.
19620 * config/spu/vmx2spu.h: Likewise.
19621 * config/stormy16/stormy16-lib2.c: Likewise.
19622 * config/svr4.h: Likewise.
19623 * config/sync.c: Likewise.
19624 * config/v850/lib1funcs.asm: Likewise.
19625 * config/vxlib-tls.c: Likewise.
19626 * config/vxlib.c: Likewise.
19627 * config/vxworks-dummy.h: Likewise.
19628 * config/xtensa/crti.asm: Likewise.
19629 * config/xtensa/crtn.asm: Likewise.
19630 * config/xtensa/ieee754-df.S: Likewise.
19631 * config/xtensa/ieee754-sf.S: Likewise.
19632 * config/xtensa/lib1funcs.asm: Likewise.
19633 * config/xtensa/lib2funcs.S: Likewise.
19634 * config/xtensa/linux-unwind.h: Likewise.
19635 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19636 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19637 * coretypes.h: Likewise.
19638 * crtstuff.c: Likewise.
19639 * defaults.h: Likewise.
19640 * dwarf2.h: Likewise.
19641 * emutls.c: Likewise.
19642 * gbl-ctors.h: Likewise.
19643 * gcov-io.h: Likewise.
19644 * ginclude/float.h: Likewise.
19645 * ginclude/iso646.h: Likewise.
19646 * ginclude/stdarg.h: Likewise.
19647 * ginclude/stdbool.h: Likewise.
19648 * ginclude/stddef.h: Likewise.
19649 * ginclude/stdfix.h: Likewise.
19650 * ginclude/stdint-gcc.h: Likewise.
19651 * ginclude/tgmath.h: Likewise.
19652 * gthr-aix.h: Likewise.
19653 * gthr-dce.h: Likewise.
19654 * gthr-gnat.c: Likewise.
19655 * gthr-gnat.h: Likewise.
19656 * gthr-lynx.h: Likewise.
19657 * gthr-mipssde.h: Likewise.
19658 * gthr-nks.h: Likewise.
19659 * gthr-posix.c: Likewise.
19660 * gthr-posix.h: Likewise.
19661 * gthr-posix95.h: Likewise.
19662 * gthr-rtems.h: Likewise.
19663 * gthr-single.h: Likewise.
19664 * gthr-solaris.h: Likewise.
19665 * gthr-tpf.h: Likewise.
19666 * gthr-vxworks.h: Likewise.
19667 * gthr-win32.h: Likewise.
19668 * gthr.h: Likewise.
19669 * libgcc2.c: Likewise.
19670 * libgcc2.h: Likewise.
19671 * libgcov.c: Likewise.
19672 * tsystem.h: Likewise.
19673 * typeclass.h: Likewise.
19674 * unwind-c.c: Likewise.
19675 * unwind-compat.h: Likewise.
19676 * unwind-dw2-fde-compat.c: Likewise.
19677 * unwind-dw2-fde-darwin.c: Likewise.
19678 * unwind-dw2-fde-glibc.c: Likewise.
19679 * unwind-dw2-fde.c: Likewise.
19680 * unwind-dw2-fde.h: Likewise.
19681 * unwind-dw2.c: Likewise.
19682 * unwind-dw2.h: Likewise.
19683 * unwind-generic.h: Likewise.
19684 * unwind-pe.h: Likewise.
19685 * unwind-sjlj.c: Likewise.
19686 * unwind.inc: Likewise.
19687 * config/arm/neon-gen.ml: Change generated copyright header to
19688 refer to version 3 of the GNU General Public License with
19689 version 3.1 of the GCC Runtime Library Exception and to point
19690 readers at the COPYING3 and COPYING3.RUNTIME files and the
19691 FSF's license web page.
19692 * config/arm/arm_neon.h: Regenerate.
19694 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19696 * config/cris/cris.md: Change copyright header to refer to version
19697 3 of the GNU General Public License.
19698 * doc/install.texi2html: Change copyright header to refer to version
19699 3 of the GNU General Public License and to point readers at the
19700 COPYING3 file and the FSF's license web page.
19701 * config/vax/linux.h: Likewise.
19703 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19705 * config/i386/i386.md (cmpcc): New.
19706 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19707 (sync_compare_and_swap_cc*): Delete.
19709 * config/s390/s390.c (s390_compare_emitted): Remove.
19710 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19711 s390_compare_emitted used to be handled. Assert that modes match.
19712 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19713 refer to sync_compare_and_swap_ccsi.
19714 * config/s390/s390.h (s390_compare_emitted): Remove.
19715 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19716 instead of s390_compare_emitted.
19717 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19718 instead of s390_compare_emitted.
19719 * config/s390/s390.md (cmpcc): New.
19720 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19721 CC_REGNUM, do not pretend it's set.
19722 (sync_compare_and_swap_cc*): Delete.
19723 * config/s390/predicates.md (cc_reg_operand): New.
19725 * expr.c (sync_compare_and_swap_cc): Delete.
19726 * optabs.h (sync_compare_and_swap_cc): Delete.
19727 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19728 is being used with can_compare_p.
19729 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19730 (find_cc_set): New.
19731 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19732 look for a MODE_CC set instead. Use emit_store_flag.
19733 (expand_compare_and_swap_loop): Likewise, with some additional
19734 complication to avoid a force_reg when useless. Use
19735 emit_cmp_and_jump_insns.
19736 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19737 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19738 sync_compare_and_swap documentation.
19740 2009-04-09 Jan Hubicka <jh@suse.cz>
19742 * except.c (find_prev_try): Break out from ....
19743 (duplicate_eh_regions): ... here; properly update prev_try pointers
19744 when duplication part of tree.
19745 (dump_eh_tree): Improve dumping.
19746 (verify_eh_region): New.
19747 (verify_eh_tree): Use it.
19749 2009-04-06 Richard Guenther <rguenther@suse.de>
19751 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19752 &ARRAY addresses by adjusting their types and prepending
19754 * tree-cfg.c (verify_gimple_assign_single): Verify that
19755 addresses are correct.
19757 2009-04-09 Richard Guenther <rguenther@suse.de>
19759 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19760 indices into an array reference if possible.
19761 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19762 Fold POINTER_PLUS_EXPR statements with invariant address.
19764 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19767 * config.gcc (powerpc64-*-linux*): Always build biarch.
19769 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19772 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19773 it and pedwarn if this results in an INTEGER_CST.
19775 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19777 * doc/install.texi: Update minimum GMP version. Remove obsolete
19778 text in MPFR section.
19780 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19782 * dwarf2out.c (class_scope_p): New static inline.
19783 (class_or_namespace_scope_p): Use it.
19784 (gen_variable_die): Use DW_TAG_member tag for static data member
19785 declarations instead of DW_TAG_variable.
19787 PR middle-end/39573
19788 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19791 2009-04-08 Richard Guenther <rguenther@suse.de>
19793 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19794 valueize random data.
19796 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19798 * config.gcc (aix tm_file): Add aix-stdint.h.
19799 (aix tm clause use_gcc_stdint): Set to wrap.
19800 * config/rs6000/aix-stdint.h: New file.
19802 2009-04-08 Richard Guenther <rguenther@suse.de>
19804 PR middle-end/36291
19805 * tree-dfa.c (add_referenced_var): Do not recurse into
19806 global initializers.
19807 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19809 (fold_const_aggregate_ref): Likewise.
19811 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19813 * recog.c (ordered_comparison_operator): New.
19814 * gensupport.c (std_preds): Add it.
19815 * doc/md.texi (Machine-Independent Predicates): Document it.
19817 2009-04-08 Jan Hubicka <jh@suse.cz>
19819 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19820 * function.h (rtl_eh): Remove exception_handler_label_map.
19821 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19822 remove_exception_handler_label, for_each_eh_label_1): Remove.
19823 (rtl_remove_unreachable_regions): Remove.
19824 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19825 (find_exception_handler_labels): Don't build the hashtable.
19826 (maybe_remove_eh_handler): Remove.
19827 (for_each_eh_label): Rewrite to walk the tree.
19828 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19829 * except.h (maybe_remove_eh_handler): Remove.
19830 * passes.c (init_optimization_passes): Schedule second EH cleanup
19832 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19833 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19835 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19837 * genoutput.c (validate_optab_operands): New.
19838 (gen_insn, gen_expand): Call it.
19840 * genflags.c (gen_insn): Detect misused iterators.
19841 (main): Pass line_no to gen_insn, exit with status 1 on error.
19843 * genextract.c (line_no): Make global.
19844 (VEC_safe_set_locstr): Change assertion to error message.
19845 (main): Exit with status 1 on error.
19847 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19851 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19852 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19853 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19854 * c-convert.c (convert): Do not call fold on results of conversion
19855 functions when the result is a C_MAYBE_CONST_EXPR.
19856 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19857 of __builtin_choose_expr.
19858 * c-typeck.c (remove_c_maybe_const_expr): New.
19859 (build_unary_op, build_conditional_expr, build_compound_expr,
19860 build_binary_op, c_objc_common_truthvalue_conversion): Call
19861 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19864 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19866 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19867 CODE to produce a new one. Add a prototype to use fold_convert_const
19869 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19872 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19873 mix declarations and code.
19875 2009-04-08 Ben Elliston <bje@au.ibm.com>
19877 * gcc.c: Replace `CC' with `GCC' throughout.
19879 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19881 * doc/invoke.texi: Document Atom support.
19883 2009-04-07 Jason Merrill <jason@redhat.com>
19886 * c-common.h, c-common.c: Add flag_pretty_templates.
19887 * c-opts.c (c_common_handle_option): Set it.
19888 * c.opt: Add -fno-pretty-templates.
19889 * doc/invoke.texi (C++ Dialect Options): Likewise.
19891 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19893 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19894 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19895 (ia64_expand_builtin): Likewise.
19897 2009-04-07 Martin Jambor <mjambor@suse.cz>
19899 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19900 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19901 ADDR_EXPRS are include too.
19903 2009-04-07 Richard Guenther <rguenther@suse.de>
19905 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19906 decls are only used if passes as parameters or if they are
19907 local statics and the call is not to a builtin.
19908 (call_may_clobber_ref_p_1): Likewise.
19910 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19912 * expr.c (do_store_flag): Remove last argument. Simplify code
19913 to avoid duplication of tests already done by can_compare_p.
19914 (expand_expr_real_1): Adjust caller.
19916 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19918 * optabs.c (can_compare_p): Test the predicate of a
19919 cbranch and cstore pattern.
19921 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19923 * expr.c (convert_move): Use emit_store_flag instead of
19926 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19928 * config/i386/i386.c (ix86_compare_emitted): Remove.
19929 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19930 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19931 * config/i386/i386.h (ix86_compare_emitted): Remove.
19932 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19933 instead of ix86_compare_emitted.
19934 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19936 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19938 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19939 Add t-sysroot-suffix to tmake_file.
19940 * config/print-sysroot-suffix.sh: New file.
19941 * config/t-sysroot-suffix: New file.
19943 2009-04-07 Ben Elliston <bje@au.ibm.com>
19945 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19946 as the latter produces a warning when the target does not support
19949 2009-04-07 Ben Elliston <bje@au.ibm.com>
19951 * dfp.c: Replace type punning assignments with memcpy throughout.
19952 * Makefile.in (dfp.o-warn): Remove.
19954 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19957 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19958 Include soft-fp/t-softfp after rs6000/t-linux64.
19960 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19962 * stor-layout.c (set_sizetype): Use the full precision of their
19963 machine mode for bitsize types.
19965 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19967 * config/i386/i386.md: Revert 2 accidental checkins.
19969 2009-04-06 Joey Ye <joey.ye@intel.com>
19970 Xuepeng Guo <xuepeng.guo@intel.com>
19971 H.J. Lu <hongjiu.lu@intel.com>
19973 Atom pipeline model, tuning and insn selection.
19974 * config.gcc (atom): Add atom config options and target.
19976 * config/i386/atom.md: New.
19978 * config/i386/i386.c (atom_cost): New cost.
19979 (m_ATOM): New macro flag.
19980 (initial_ix86_tune_features): Set m_ATOM.
19981 (x86_accumulate_outgoing_args): Likewise.
19982 (x86_arch_always_fancy_math_387): Likewise.
19983 (processor_target): Add Atom cost.
19984 (cpu_names): Add Atom cpu name.
19985 (override_options): Set Atom ISA.
19986 (ix86_issue_rate): New case PROCESSOR_ATOM.
19987 (ix86_adjust_cost): Likewise.
19989 * config/i386/i386.h (TARGET_ATOM): New target macro.
19990 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19991 (TARGET_OPT_AGU): New target option.
19992 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19993 (processor_type): Add PROCESSOR_ATOM.
19995 * config/i386/i386.md (cpu): Add new value "atom".
19996 (use_carry, movu): New attr.
19997 (atom.md): Include atom.md.
19998 (adddi3_carry_rex64): Set attr "use_carry".
19999 (addqi3_carry): Likewise.
20000 (addhi3_carry): Likewise.
20001 (addsi3_carry): Likewise.
20002 (*addsi3_carry_zext): Likewise.
20003 (subdi3_carry_rex64): Likewise.
20004 (subqi3_carry): Likewise.
20005 (subhi3_carry): Likewise.
20006 (subsi3_carry): Likewise.
20007 (x86_movdicc_0_m1_rex64): Likewise.
20008 (*x86_movdicc_0_m1_se): Likewise.
20009 (x86_movsicc_0_m1): Likewise.
20010 (*x86_movsicc_0_m1_se): Likewise.
20011 (*adddi_1_rex64): Emit add insn as much as possible.
20012 (*addsi_1): Likewise.
20013 (return_internal): Set atom_unit.
20014 (return_internal_long): Likewise.
20015 (return_pop_internal): Likewise.
20016 (*rcpsf2_sse): Set atom_sse_attr attr.
20017 (*qrt<mode>2_sse): Likewise.
20018 (*prefetch_sse): Likewise.
20020 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20022 (ix86_target_macros_internal): Likewise.
20024 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20025 (*prefetch_sse_rex): Likewise.
20026 (sse_rcpv4sf2): Likewise.
20027 (sse_vmrcpv4sf2): Likewise.
20028 (sse_sqrtv4sf2): Likewise.
20029 (<sse>_vmsqrt<mode>2): Likewise.
20030 (sse_ldmxcsr): Likewise.
20031 (sse_stmxcsr): Likewise.
20032 (*sse_sfence): Likewise.
20033 (sse2_clflush): Likewise.
20034 (*sse2_mfence): Likewise.
20035 (*sse2_lfence): Likewise.
20036 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20037 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20038 (avx_movdqu<avxmodesuffix>): Likewise.
20039 (avx_lddqu<avxmodesuffix>): Likewise.
20040 (sse2_movntv2di): Change attr "type" to "ssemov".
20041 (sse2_movntsi): Likewise.
20042 (rsqrtv8sf2): Change attr "type" to "sseadd".
20043 (sse3_addsubv2df3): Set attr "atom_unit".
20044 (sse3_h<plusminus_insn>v4sf3): Likewise.
20045 (*sse2_pmaddwd): Likewise.
20046 (*vec_extractv2di_1_rex64): Likewise.
20047 (*vec_extractv2di_1_avx): Likewise.
20048 (sse2_psadbw): Likewise.
20049 (ssse3_phaddwv8hi3): Likewise.
20050 (ssse3_phaddwv4hi3): Likewise.
20051 (ssse3_phadddv4si3): Likewise.
20052 (ssse3_phadddv2si3): Likewise.
20053 (ssse3_phaddswv8hi3): Likewise.
20054 (ssse3_phaddswv4hi3): Likewise.
20055 (ssse3_phsubwv8hi3): Likewise.
20056 (ssse3_phsubwv4hi3): Likewise.
20057 (ssse3_phsubdv4si3): Likewise.
20058 (ssse3_phsubdv2si3): Likewise.
20059 (ssse3_phsubswv8hi3): Likewise.
20060 (ssse3_phsubswv4hi3): Likewise.
20061 (ssse3_pmaddubsw128): Likewise.
20062 (sse3_pmaddubsw: Likewise.
20063 (ssse3_palignrti): Likewise.
20064 (ssse3_palignrdi): Likewise.
20066 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20068 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20070 2009-04-06 Richard Guenther <rguenther@suse.de>
20072 PR tree-optimization/28868
20073 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20074 of which PHI results we inserted.
20075 (insert_into_preds_of_block): Record inserted PHIs.
20076 (eliminate): Eliminate redundant PHI nodes.
20077 (init_pre): Init inserted_phi_names.
20079 2009-04-06 Richard Guenther <rguenther@suse.de>
20081 PR tree-optimization/39643
20082 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20083 IMAGPART_EXPRs of complex constants.
20084 (execute_fold_all_builtins): If we folded a call queue
20085 TODO_update_address_taken.
20087 2009-04-06 Jan Hubicka <jh@suse.cz>
20089 PR middle-end/39659
20090 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20093 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20095 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20097 (ic_invalidate_array): Likewise.
20099 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20101 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20102 alignment for library calls.
20104 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20106 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20107 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20108 * config/i386/mingw-stdint.h: New file.
20110 2009-04-05 Richard Guenther <rguenther@suse.de>
20112 PR tree-optimization/39648
20113 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20114 our &A vs. &A[0] IL deficiencies.
20116 2009-04-04 Jan Hubicka <jh@suse.cz>
20118 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20119 removed toplevel regions.
20120 (sjlj_mark_call_sites): Likewise.
20122 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20124 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20125 (cygwin tm clause use_gcc_stdint): Set to wrap.
20126 * config/i386/cygwin-stdint.h: New file.
20128 2009-04-04 Richard Guenther <rguenther@suse.de>
20130 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20131 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20132 single-argument PHIs if we are in loop-closed SSA form.
20133 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20134 for the pre-condition.
20135 (slpeel_tree_peel_loop_to_edge): Likewise.
20136 (vect_build_loop_niters): Take an optional sequence to append stmts.
20137 (vect_generate_tmps_on_preheader): Likewise.
20138 (vect_do_peeling_for_loop_bound): Take extra guards for the
20140 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20141 the cost model check.
20142 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20143 guards if we are going to peel. Do not apply versioning in that case.
20144 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20145 (vect_do_peeling_for_loop_bound): Likewise.
20146 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20147 loop bound only record extra pre-conditions, do not apply loop
20150 2009-04-04 Richard Guenther <rguenther@suse.de>
20152 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20155 2009-04-04 Jan Hubicka <jh@suse.cz>
20157 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20158 last_basic_block for size of bb->index indexed array.
20159 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20160 compute_out, link_btr_uses, build_btr_def_use_webs,
20161 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20163 2009-04-04 Jan Hubicka <jh@suse.cz>
20165 * except.c (remove_eh_handler_and_replace): Break out from ...
20166 (remove_eh_handler): ... here.
20167 (bring_to_root): New function.
20168 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20169 handled ones, bring others to root of tree.
20171 2009-04-04 Jan Hubicka <jh@suse.cz>
20173 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20174 (all_phis_safe_to_merge): New function.
20175 (update_info): New structure.
20176 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20177 (cleanup_empty_eh): Update SSA if possible.
20179 2009-04-04 Richard Guenther <rguenther@suse.de>
20181 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20182 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20183 (append_vuse): Likewise.
20185 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20187 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20188 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20189 instead of REG_UNSAVED for DW_CFA_undefined.
20190 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20191 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20194 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20197 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20198 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20199 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20201 2009-04-04 Richard Guenther <rguenther@suse.de>
20203 PR tree-optimization/8781
20204 PR tree-optimization/37892
20205 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20206 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20207 (valueize_refs): Call it for *& valueizations.
20208 (shared_reference_ops_from_ref): Rename to ...
20209 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20210 (shared_reference_ops_from_call): Rename to ...
20211 (valueize_shared_reference_ops_from_call): ... this and valueize.
20212 (vn_reference_lookup): Update.
20213 (visit_reference_op_call): Likewise.
20214 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20215 (eliminate): Value-replace the call address in call statements.
20217 2009-04-04 Richard Guenther <rguenther@suse.de>
20219 PR tree-optimization/39636
20220 * tree-ssa-forwprop.c
20221 (forward_propagate_addr_into_variable_array_index): Check for
20222 GIMPLE_ASSIGN before accessing the rhs code.
20224 2009-04-03 Jason Merrill <jason@redhat.com>
20226 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20228 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20230 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20231 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20232 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20233 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20234 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20235 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20236 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20237 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20238 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20239 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20240 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20241 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20242 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20243 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20244 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20245 Use fr_reg_or_fp01_operand instead of fr_register_operand
20247 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20248 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20249 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20251 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20253 PR rtl-optimization/39607
20254 PR rtl-optimization/39631
20258 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20259 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20260 instead of DF_LR_OUT.
20261 * ira-lives.c (process_bb_node_lives): Ditto.
20262 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20263 instead of DF_LR_{OUT,IN}.
20264 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20265 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20267 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20269 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20270 (execute_lower_omp): Always run but take the short way out if -fopenmp
20272 (gate_lower_omp): Remove, forcing the pass manager to always run the
20273 pass and always set PROP_gimple_lomp.
20274 (pass_lower_omp): Remove gate function.
20275 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20276 PROP_trees. Instead, require it.
20277 * ipa-cp.c (pass_ipa_cp): Likewise.
20278 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20279 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20280 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20281 and PROP_gimple_leh.
20283 2009-04-03 Richard Guenther <rguenther@suse.de>
20285 PR middle-end/13146
20286 PR tree-optimization/23940
20287 PR tree-optimization/33237
20288 PR middle-end/33974
20289 PR middle-end/34093
20290 PR tree-optimization/36201
20291 PR tree-optimization/36230
20292 PR tree-optimization/38049
20293 PR tree-optimization/38207
20294 PR tree-optimization/38230
20295 PR tree-optimization/38301
20296 PR tree-optimization/38585
20297 PR middle-end/38895
20298 PR tree-optimization/38985
20299 PR tree-optimization/39299
20300 * tree-ssa-structalias.h: Remove.
20301 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20302 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20303 (struct vuse_element_d): Remove.
20304 (struct vuse_vec_d): Likewise.
20305 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20306 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20307 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20308 VUSE_ELEMENT_VAR): Likewise.
20309 (struct voptype_d): Likewise.
20310 (NUM_VOP_FREE_BUCKETS): Likewise.
20311 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20312 (struct stmt_operands_d): Remove.
20313 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20314 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20315 VDEF_NUM, VDEF_VECT): Likewise.
20316 (copy_virtual_operands): Remove.
20317 (operand_build_cmp): Likewise.
20318 (create_ssa_artificial_load_stmt): Likewise.
20319 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20320 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20321 vuse_index and mayuse_index members. Pack and move done and iter_type
20322 members to the front.
20323 (SSA_OP_VMAYUSE): Remove.
20324 (SSA_OP_VIRTUAL_USES): Adjust.
20325 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20326 (unlink_stmt_vdef): Declare.
20327 (add_to_addressable_set): Remove.
20328 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20329 (vrp_visit_stmt): Likewise.
20330 * doc/tree-ssa.texi (Alias analysis): Update.
20331 * doc/invoke.texi (max-aliased-vops): Remove docs.
20332 (avg-aliased-vops): Likewise.
20333 * tree-into-ssa.c (syms_to_rename): Remove.
20334 (need_to_update_vops_p): Likewise.
20335 (need_to_initialize_update_ssa_p): Rename to ...
20336 (update_ssa_initialized_fn): ... this. Track function we are
20338 (symbol_marked_for_renaming): Simplify.
20339 (add_new_name_mapping): Do not set need_to_update_vops_p.
20340 (dump_currdefs): Use SYMS_TO_RENAME.
20341 (rewrite_update_stmt): Always walk all uses/defs.
20342 (dump_update_ssa): Adjust.
20343 (init_update_ssa): Take function argument. Track what we are
20345 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20346 (create_new_def_for): Initialize for cfun, assert we are initialized
20348 (mark_sym_for_renaming): Simplify.
20349 (mark_set_for_renaming): Do not initialize update-ssa.
20350 (need_ssa_update_p): Simplify. Take function argument.
20351 (name_mappings_registered_p): Assert we ask for the correct function.
20352 (name_registered_for_update_p): Likewise.
20353 (ssa_names_to_replace): Likewise.
20354 (release_ssa_name_after_update_ssa): Likewise.
20355 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20356 (dump_decl_set): Do not print a newline.
20357 (debug_decl_set): Do it here.
20358 (dump_update_ssa): And here.
20359 * tree-ssa-loop-im.c (move_computations): Adjust.
20360 (movement_possibility): Likewise.
20361 (determine_max_movement): Likewise.
20362 (gather_mem_refs_stmt): Likewise.
20363 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20364 or NAME_MEMORY_TAG.
20365 * tree-complex.c (update_all_vops): Remove.
20366 (expand_complex_move): Adjust.
20367 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20368 Simplify test for memory referencing statement. Exclude
20369 non-invariant ADDR_EXPRs.
20370 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20371 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20372 (rdg_flag_uses): Likewise.
20373 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20375 (tree_optimize_tail_calls_1): Also split the
20376 edge from the entry block if we have degenerate PHI nodes in
20377 the first basic block.
20378 * tree.c (init_ttree): Remove memory-tag related code.
20379 (tree_code_size): Likewise.
20380 (tree_node_structure): Likewise.
20381 (build7_stat): Re-write to be build6_stat.
20382 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20383 (SSA_VAR_P): Adjust.
20384 (struct tree_memory_tag): Remove.
20385 (struct tree_memory_partition_tag): Likewise.
20386 (union tree_node): Adjust.
20387 (build7): Re-write to be build6.
20388 * tree-pass.h (pass_reset_cc_flags): Remove.
20389 (TODO_update_address_taken): New flag.
20390 (pass_simple_dse): Remove.
20391 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20392 * params.h (MAX_ALIASED_VOPS): Remove.
20393 (AVG_ALIASED_VOPS): Likewise.
20394 * omp-low.c (expand_omp_taskreg): Update SSA form.
20395 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20396 aliases the lhs in a copy stmt.
20397 * tree-ssa-dse.c (struct address_walk_data): Remove.
20398 (memory_ssa_name_same): Likewise.
20399 (memory_address_same): Likewise.
20400 (get_kill_of_stmt_lhs): Likewise.
20401 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20402 unused stores. Look through PHI nodes into post-dominated regions.
20403 (dse_optimize_stmt): Simplify. Properly remove stores.
20404 (tree_ssa_dse): Compute dominators.
20405 (execute_simple_dse): Remove.
20406 (pass_simple_dse): Likewise.
20407 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20408 gimple_loaded_syms and gimple_stored_syms computation.
20409 * toplev.c (dump_memory_report): Dump alias and pta stats.
20410 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20411 (vn_reference_eq): Likewise.
20412 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20413 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20414 valueize_vuses): Remove.
20415 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20416 (get_def_ref_stmt_vuse): ... this.
20417 (vn_reference_lookup_2): New function.
20418 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20419 walking equivalent vuses. Simplify.
20420 (vn_reference_lookup): Likewise.
20421 (vn_reference_insert): Likewise.
20422 (vn_reference_insert_pieces): Likewise.
20423 (visit_reference_op_call): Simplify.
20424 (visit_reference_op_load): Likewise.
20425 (visit_reference_op_store): Likewise.
20426 (init_scc_vn): Remove shared_lookup_vuses initialization.
20427 (free_scc_vn): Remove shared_lookup_vuses freeing.
20428 (sort_vuses, sort_vuses_heap): Remove.
20429 (get_ref_from_reference_ops): Export.
20430 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20431 vector with single vuse pointer.
20432 (vn_reference_lookup_pieces, vn_reference_lookup,
20433 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20434 (shared_vuses_from_stmt): Remove.
20435 (get_ref_from_reference_ops): Declare.
20436 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20437 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20438 memory-tag related code.
20439 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20440 (likely_value): Add comment, skip static-chain of call statements.
20441 (surely_varying_stmt_p): Adjust.
20442 (gimplify_and_update_call_from_tree): Likewise.
20443 (execute_fold_all_builtins): Do not rebuild alias info.
20444 (gimplify_and_update_call_from_tree): Properly update VOPs.
20445 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20446 (copy_ref_info): Remove memory-tag related code.
20447 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20448 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20449 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20451 * tree-ssa-dom.c (gimple_p): Remove typedef.
20452 (eliminate_redundant_computations): Adjust.
20453 (record_equivalences_from_stmt): Likewise.
20454 (avail_expr_hash): Likewise.
20455 (avail_expr_eq): Likewise.
20456 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20457 (stmt_makes_single_load): Likewise.
20458 (stmt_makes_single_store): Likewise.
20459 * tree-ssa-alias.c: Rewrite completely.
20460 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20461 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20462 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20463 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20464 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20465 Remove public functions.
20466 (pass_reset_cc_flags): Remove.
20467 (pass_build_alias): Move ...
20468 * tree-ssa-structalias.c (pass_build_alias): ... here.
20469 * tree-ssa-alias.c (may_be_aliased): Move ...
20470 * tree-flow-inline.h (may_be_aliased): ... here.
20471 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20472 count_uses_and_derefs): Move ...
20473 * gimple.c: ... here.
20474 * gimple.h (count_uses_and_derefs): Declare.
20475 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20476 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20477 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20478 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20479 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20480 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20481 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20483 * tree-dfa.c (refs_may_alias_p): Move ...
20484 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20485 * tree-ssa-alias.h: New file.
20486 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20487 (statement_sink_location): Likewise.
20488 * opts.c (decode_options): Do not adjust max-aliased-vops or
20489 avg-aliased-vops values.
20490 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20491 (TV_CALL_CLOBBER): Likewise.
20492 (TV_FLOW_SENSITIVE): Likewise.
20493 (TV_FLOW_INSENSITIVE): Likewise.
20494 (TV_MEMORY_PARTITIONING): Likewise.
20495 (TV_ALIAS_STMT_WALK): New timevar.
20496 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20497 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20498 (get_address_description): Remove memory-tag related code.
20499 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20500 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20501 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20502 and immediate uses in statements. Document.
20503 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20504 (dump_symbols): Remove.
20505 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20506 * alias.c (get_deref_alias_set): New function split out from ...
20507 (get_alias_set): ... here.
20508 * alias.h (get_deref_alias_set): Declare.
20509 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20510 type parameter. Remove restrict pointer handling. Create a
20511 ref-all pointer in case type-based alias sets do not conflict.
20512 (vect_analyze_data_refs): Remove SMT related code.
20513 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20514 (vectorizable_load): Likewise.
20515 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20516 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20517 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20518 Ignore vops and SMTs.
20519 (dr_analyze_alias): Likewise..
20520 (free_data_ref): Likewise.
20521 (create_data_ref): Likewise.
20522 (analyze_all_data_dependences): Likewise.
20523 (get_references_in_stmt): Adjust.
20524 * tree-flow-inline.h (gimple_aliases_computed_p,
20525 gimple_addressable_vars, gimple_call_clobbered_vars,
20526 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20527 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20528 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20529 gimple_mem_ref_stats): Remove.
20530 (gimple_vop): New function.
20531 (op_iter_next_use): Remove vuses and mayuses cases.
20532 (op_iter_next_def): Remove vdefs case.
20533 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20534 (clear_and_done_ssa_iter): Do not set removed fields.
20535 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20536 Assert we are not iterating over vuses or vdefs if not also
20537 iterating over uses or defs.
20538 (op_iter_init_use): Likewise.
20539 (op_iter_init_def): Likewise.
20540 (op_iter_next_vdef): Remove.
20541 (op_iter_next_mustdef): Likewise.
20542 (op_iter_init_vdef): Likewise.
20543 (compare_ssa_operands_equal): Likewise.
20544 (link_use_stmts_after): Handle vuse operand.
20545 (is_call_used): Use is_call_clobbered.
20546 (is_call_clobbered): Global variables are always call clobbered,
20547 query the call-clobbers bitmap.
20548 (mark_call_clobbered): Ignore global variables.
20549 (clear_call_clobbered): Likewise.
20550 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20551 virtual operands sanity check.
20552 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20554 (TARGET_MEM_REF): Remove TMR_TAG operand.
20555 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20556 Remove call-clobber related code.
20557 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20558 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20559 partitions or escape reason.
20560 (get_single_def_stmt, get_single_def_stmt_from_phi,
20561 get_single_def_stmt_with_phi): Remove.
20562 (dump_referenced_vars): Tidy.
20563 (get_ref_base_and_extent): Allow bare decls.
20564 (collect_dfa_stats): Adjust.
20565 * graphite.c (rename_variables_in_stmt): Adjust.
20566 (graphite_copy_stmts_from_block): Likewise.
20567 (translate_clast): Likewise.
20568 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20570 (translate_vuse_through_block): Use the oracle.
20571 (phi_translate_1): Adjust.
20572 (value_dies_in_block_x): Use the oracle. Cache the outcome
20574 (valid_in_sets): Check if the VUSE for
20575 a REFERENCE is available.
20576 (eliminate): Do not remove stmts during elimination,
20577 instead queue and remove them afterwards.
20578 (do_pre): Do not rebuild alias info.
20579 (pass_pre): Run TODO_rebuild_alias before PRE.
20580 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20581 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20582 (mark_all_v_defs_stmt): Remove.
20583 (mark_all_v_defs_seq): Adjust.
20584 (sra_replace): Likewise.
20585 (scalarize_use): Likewise.
20586 (scalarize_copy): Likewise.
20587 (scalarize_init): Likewise.
20588 (scalarize_ldst): Likewise.
20589 (todoflags): Remove.
20590 (tree_sra): Do not rebuild alias info.
20591 (tree_sra_early): Adjust.
20592 (pass_sra): Run TODO_update_address_taken before SRA.
20593 * tree-predcom.c (set_alias_info): Remove.
20594 (prepare_initializers_chain): Do not call it.
20595 (mark_virtual_ops_for_renaming): Adjust.
20596 (mark_virtual_ops_for_renaming_list): Remove.
20597 (initialize_root_vars): Adjust.
20598 (initialize_root_vars_lm): Likewise.
20599 (prepare_initializers_chain): Likewise.
20600 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20601 (may_propagate_copy_into_stmt): Likewise.
20602 (merge_alias_info): Do nothing for now.
20603 (propagate_tree_value_into_stmt): Adjust.
20604 (stmt_may_generate_copy): Likewise.
20605 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20606 not mark symbols for renaming.
20607 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20608 with the same statement, make sure to update the new pointed-to one.
20609 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20610 call statements, do not mark symbols for renaming.
20611 (mark_operand_necessary): Dump something.
20612 (ref_may_be_aliased): New function.
20613 (mark_aliased_reaching_defs_necessary_1): New helper function.
20614 (mark_aliased_reaching_defs_necessary): Likewise.
20615 (mark_all_reaching_defs_necessary_1): Likewise.
20616 (mark_all_reaching_defs_necessary): Likewise.
20617 (propagate_necessity): Do not process virtual PHIs. For
20618 non-aliased loads mark all reaching definitions as necessary.
20619 For aliased loads and stores mark the immediate dominating
20620 aliased clobbers as necessary.
20621 (visited): New global static.
20622 (perform_tree_ssa_dce): Free visited bitmap after propagating
20624 (remove_dead_phis): Perform simple dead virtual PHI removal.
20625 (remove_dead_stmt): Properly unlink virtual operands when
20627 (eliminate_unnecessary_stmts): Schedule PHI removal after
20629 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20630 (process_replaceable): Likewise.
20631 (find_replaceable_in_bb): Likewise.
20632 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20633 based on the single gimple vop.
20634 (verify_flow_insensitive_alias_info): Remove.
20635 (verify_flow_sensitive_alias_info): Likewise.
20636 (verify_call_clobbering): Likewise.
20637 (verify_memory_partitions): Likewise.
20638 (verify_alias_info): Likewise.
20639 (verify_ssa): Adjust..
20640 (execute_update_addresses_taken): Export. Update SSA
20641 manually. Optimize only when optimizing. Use a local bitmap.
20642 (pass_update_address_taken): Remove TODO_update_ssa, add
20644 (pass_update_address_taken): Just use TODO_update_address_taken.
20645 (init_tree_ssa): Do not initialize addressable_vars.
20646 (verify_ssa): Verify new VUSE / VDEF properties.
20647 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20648 Do not call verify_alias_info.
20649 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20650 Do not free the loaded and stored syms bitmaps. Reset the escaped
20651 and callused solutions. Do not free addressable_vars.
20652 Remove memory-tag related code.
20653 (warn_uninitialized_var): Aliases are always available.
20654 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20655 * lambda-code.c (can_put_in_inner_loop): Adjust.
20656 (can_put_after_inner_loop): Likewise.
20657 (perfect_nestify): Likewise.
20658 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20659 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20660 (vectorizable_conversion): Do not mark symbols for renaming.
20661 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20662 (expand_call_inline): Unlink the calls virtual operands before
20664 (tree_function_versioning): Do not call update_ssa if we are not
20665 updating clones. Simplify.
20666 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20667 (propagate_with_phi): Likewise..
20668 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20669 clobber code. Assert we are not aliased or global.
20670 * tree-flow.h: Include tree-ssa-alias.h
20671 (enum escape_type): Remove.
20672 (struct mem_sym_stats_d): Likewise.
20673 (struct mem_ref_stats_d): Likewise.
20674 (struct gimple_df): Add vop member. Remove global_var,
20675 call_clobbered_vars, call_used_vars, addressable_vars,
20676 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20677 escaped and callused members.
20678 (struct ptr_info_def): Remove all members, add points-to solution
20680 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20681 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20682 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20683 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20684 (tree-ssa-alias.o): Likewise.
20685 (toplev.o): Add tree-ssa-alias.h
20686 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20687 * gimple.c (gimple_set_bb): Fix off-by-one error.
20688 (is_gimple_reg): Do not handle memory tags.
20689 (gimple_copy): Also copy virtual operands.
20690 Delay updating the statement. Do not reset loaded and stored syms.
20691 (gimple_set_stored_syms): Remove.
20692 (gimple_set_loaded_syms): Likewise.
20693 (gimple_call_copy_skip_args): Copy the virtual operands
20694 and mark the new statement modified.
20695 * tree-ssa-structalias.c (may_alias_p): Remove.
20696 (set_uids_in_ptset): Take the alias set to prune with as
20697 parameter. Fold in the alias test of may_alias_p.
20698 (compute_points_to_sets): Compute whether a ptr is dereferenced
20699 in a local sbitmap.
20700 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20701 other ADDRESSOF constraints on the lhs.
20702 (get_constraint_for_component_ref): Assert that we don't get
20703 ADDRESSOF constraints from the base of the reference.
20704 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20705 (struct variable_info): Remove collapsed_to member.
20706 (get_varinfo_fc): Remove.
20707 (new_var_info): Do not set collapsed_to.
20708 (dump_constraint): Do not follow cycles.
20709 (dump_constraint_graph): Likewise.
20710 (build_pred_graph): Likewise.
20711 (build_succ_graph): Likewise.
20712 (rewrite_constraints): Likewise.
20713 (do_simple_structure_copy): Remove.
20714 (do_rhs_deref_structure_copy): Remove.
20715 (do_lhs_deref_structure_copy): Remove.
20716 (collapse_rest_of_var): Remove.
20717 (do_structure_copy): Re-implement.
20718 (pta_stats): New global variable.
20719 (dump_pta_stats): New function.
20720 (struct constraint_expr): Make offset signed.
20721 (UNKNOWN_OFFSET): Define special value.
20722 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20723 (solution_set_expand): New helper function split out from ...
20724 (do_sd_constraint): ... here.
20725 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20726 (do_ds_constraint): Likewise.
20727 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20728 and CALLUSED = *CALLUSED.
20729 (set_union_with_increment): Make inc argument signed.
20730 (type_safe): Remove.
20731 (get_constraint_for_ptr_offset): Handle unknown and negative
20733 (first_vi_for_offset): Handle offsets before start. Bail
20734 out early for offsets beyond the variable extent.
20735 (first_or_preceding_vi_for_offset): New function.
20736 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20737 Together with ESCAPED = *ESCAPED this properly computes reachability.
20738 (find_what_var_points_to): New function.
20739 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20740 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20741 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20742 pt_solutions_intersect): New functions.
20743 (compute_call_used_vars): Remove.
20744 (compute_may_aliases): New main entry into PTA computation.
20745 * gimple.h (gimple_p): New typedef.
20746 (struct gimple_statement_base): Remove references_memory_p.
20747 (struct gimple_statement_with_memory_ops_base): Remove
20748 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20750 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20751 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20752 gimple_set_references_memory): Remove.
20753 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20754 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20756 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20757 (verify_expr): Allow RESULT_DECL.
20758 (gimple_duplicate_bb): Do not copy virtual operands.
20759 (gimple_duplicate_sese_region): Adjust.
20760 (gimple_duplicate_sese_tail): Likewise.
20761 (mark_virtual_ops_in_region): Remove.
20762 (move_sese_region_to_fn): Do not call it.
20763 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20764 and pass_simple_dse.
20765 (execute_function_todo): Handle TODO_update_address_taken,
20766 call execute_update_addresses_taken for TODO_rebuild_alias.
20767 (execute_todo): Adjust.
20768 (execute_one_pass): Init dump files early.
20769 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20771 (create_general_new_stmt): Clear vops.
20772 * tree-ssa-reassoc.c (get_rank): Adjust.
20773 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20774 symbols for renaming.
20775 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20776 (PARAM_AVG_ALIASED_VOPS): Likewise.
20777 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20778 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20779 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20780 (operand_build_cmp, copy_virtual_operands,
20781 create_ssa_artificial_load_stmt, add_to_addressable_set,
20782 gimple_add_to_addresses_taken): Remove public functions.
20783 (unlink_stmt_vdef): New function.
20785 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20787 * config.gcc (powerpc-*-linux*): Merge variants.
20789 2009-04-02 Chao-ying Fu <fu@mips.com>
20790 James Grosbach <james.grosbach@microchip.com>
20792 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20793 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20795 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20796 keep_interrupts_masked_p, use_debug_exception_return_p.
20797 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20798 keep_interrupts_masked, use_debug_exception_return.
20799 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20800 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20802 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20803 (mips_print_operand): Process COP0 registers to print $0 .. $31
20804 correctly for GAS to process.
20805 (mips_interrupt_extra_call_saved_reg_p): New function.
20806 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20808 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20809 (mips_compute_frame_info): Add supports for interrupt context that
20810 includes doubleword accumulators and COP0 registers.
20811 (mips_for_each_saved_acc): New function.
20812 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20813 mips_for_each_saved_reg.
20814 (mips_save_reg): Save accumulators.
20815 (mips_kernel_reg_p): A new for_each_rtx callback.
20816 (mips_expand_prologue): Support interrupt handlers.
20817 (mips_restore_reg): Restore accumulators.
20818 (mips_expand_epilogue): Support interrupt handlers.
20819 (mips_can_use_return_insn): Return false for interrupt handlers.
20820 (mips_epilogue_uses): New function.
20821 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20822 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20823 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20824 cop0_move): New instructions.
20825 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20826 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20828 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20830 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20831 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20832 interrupt handlers, we use K0 as the temporary register.
20833 (EPILOGUE_USES): Change to a function call.
20834 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20835 handlers, we use K0 as the temporary register.
20837 * doc/extend.texi (Function Attributes): Document interrupt,
20838 use_shadow_register_set, keep_interrupts_masked,
20839 use_debug_exception_return for MIPS attributes.
20841 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20843 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20844 Remove a number of t-files from tmake_file.
20845 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20846 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20847 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20848 target_prototype, not TARGET_PROTOTYPE.
20849 (LINK_OS_GNU_SPEC): Define.
20850 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20851 and darwin-ldoubdle.c.
20853 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20856 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20857 (cpp_options): Ditto.
20858 (default_compilers): Ditto.
20859 (display_help): Ditto.
20860 (process_command): Ditto.
20861 (do_spec_1): Ditto.
20862 (set_input): Use lbasename instead of duplicate code.
20863 (save_temps_prefix): New static for -save-temps=obj.
20864 (save_temps_length): Ditto.
20866 * doc/invoke.texi (-save-temps=obj): Document new variant to
20867 -save-temps switch.
20869 2009-04-02 Jeff Law <law@redhat.com>
20871 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20874 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20876 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20877 * configure: Regenerated.
20879 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20881 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20882 share the argument list.
20884 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20888 2009-02-12 Diego Novillo <dnovillo@google.com>
20890 * varpool.c (debug_varpool): New.
20891 * cgraph.h (debug_varpool): Declare.
20893 2009-04-02 Jan Hubicka <jh@suse.cz>
20895 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20898 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20900 * config/i386/i386.c (ix86_abi): Move initialization to ...
20901 (override_options): Here.
20903 2009-04-02 Christian Bruel <christian.bruel@st.com>
20905 * config/sh/sh.c (sh_dwarf_register_span): New function.
20906 (TARGET_DWARF_REGISTER_SPAN): Define.
20907 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20909 2009-04-02 Ira Rosen <irar@il.ibm.com>
20911 PR tree-optimization/39595
20912 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20913 interleaved loads group is not greater than the SLP group size.
20915 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20917 * builtins.c (is_builtin_name): New.
20918 (called_as_built_in): Use is_builtin_name.
20919 * tree.h (is_builtin_name): New.
20920 * varasm.c (incorporeal_function_p): Use is_builtin_name
20922 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20924 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20926 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20929 * c-decl.c (clone_underlying_type): Move this ...
20930 * c-common.c (set_underlying_type): ... here.
20931 Also, make sure the function properly sets TYPE_STUB_DECL() on
20932 the newly created typedef variant type.
20933 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20934 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20937 2009-04-02 Richard Guenther <rguenther@suse.de>
20939 PR tree-optimization/37221
20940 * tree-flow.h (degenerate_phi_result): Declare.
20941 * tree-ssa-dom.c (degenerate_phi_result): Export.
20942 * tree-scalar-evolution.c (analyze_initial_condition): If
20943 the initial condition is defined by a degenerate PHI node
20944 use the degenerate value.
20946 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20948 PR rtl-optimization/39588
20949 * combine.c (merge_outer_ops): Do not set the constant when this
20951 (simplify_shift_const_1): Do not modify it either in this case.
20953 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20955 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20956 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20958 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20961 * c-lex.c (interpret_float): Default (no suffix) is double.
20963 2009-04-1 Xinliang David Li <davidxl@google.com>
20965 * config/i386/i386.c (legitimate_constant_p): Recognize
20966 all one vector constant.
20968 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20970 * config/vax/vax.c: Add #includes to silence warnings.
20971 Change #include order to silence two warnings.
20973 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20975 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20976 (ASM_SPEC): Pass -k to the assembler for PIC code.
20978 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20980 * config.gcc: Add vax-*-linux* to the switch.
20981 * config/vax/linux.h: New file. (TARGET_VERSION,
20982 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20984 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20986 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20987 Use predicate macros instead of GET_CODE() == foo.
20988 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20989 ashlsi3, rotrsi3, <unnamed>): Likewise.
20991 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20993 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20994 jbbccihi, jbbccisi): Remova trailing whitespace.
20995 * config/vax/constraints.md: Likewise.
20996 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20997 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20998 * config/vax/predicates.md: Likewise.
20999 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21000 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21001 * config/vax/vax.h: Likewise.
21002 * config/vax/vax.md (nonlocal_goto): Likewise.
21004 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21006 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21007 (indirectable_address_p, adjacent_operands_p): Add spaces around
21009 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21011 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21013 * config/vax/vax.c (legitimate_constant_address_p,
21014 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21015 index_term_p, reg_plus_index_p, legitimate_address_p,
21016 vax_mode_dependent_address_p): Update comments to match functions
21017 modified by the recent int->bool conversion.
21019 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21021 * config/vax/builtins.md: Update copyright message.
21022 * config/vax/constraints.md: Likewise.
21023 * config/vax/netbsd-elf.h: Likewise.
21024 * config/vax/predicates.md: Likewise.
21025 * config/vax/vax-protos.h: Likewise.
21026 * config/vax/vax.c: Likewise.
21027 * config/vax/vax.h: Likewise.
21028 * config/vax/vax.md: Likewise.
21029 * config/vax/vax.opt: Likewise.
21031 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21033 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21034 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21035 * config/vax/constraints.md (B, R): Likewise.
21036 * config/vax/predicates.md (external_memory_operand,
21037 nonimmediate_addsub_di_operand): Likewise.
21038 * config/vax/vax.c (vax_output_int_add): Likewise.
21039 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21040 untyped_call): Likewise.
21042 2009-04-01 Matt Thomas <matt@3am-software.com>
21044 * config/vax/predicates.md: New file.
21045 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21046 external_const_operand, nonsymbolic_operand, external_memory_operand,
21047 indirect_memory_operand, indexed_memory_operand,
21048 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21049 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21051 * config/vax/constraints.md: New file.
21052 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21054 * config/vax/builtins.md: New file.
21055 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21056 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21058 * config/vax/vax.opt (mqmath): Add option.
21059 * config/vax/vax.md (isfx): Extend with DI.
21060 (VAXintQH, VAXintQHSD): Define.
21061 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21062 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21063 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21064 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21065 (movdi): Update constraints and use vax_output_int_move().
21066 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21067 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21068 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21069 nonlocal_goto): New.
21070 (mov<mode>): Extend accepted operand types.
21071 (subdi3_old): Rename from subdi3, change update constraints and use
21072 a new implementation.
21073 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21074 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21075 MOVE_RATIO, CLEAR_RATIO): Define.
21076 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21077 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21078 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21079 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21080 (split_quadword_operands): Make static and really allow variable
21082 (print_operand_address): Update for PIC generation.
21083 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21084 indexable_address_p, fixup_mathdi_operand,
21085 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21086 (vax_float_literal, legitimate_constant_p,
21087 indirectable_constant_address_p, index_term_p,
21088 reg_plus_index_p): Return bool instead of int.
21089 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21091 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21093 (vax_output_conditional_branch): Indent.
21094 (legitimate_constant_address_p, indirectable_constant_address_p,
21095 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21096 vax_mode_dependent_address_p): Return bool instead of int, update for
21098 * config/vax/vax-protos.h (legitimate_constant_address_p,
21099 legitimate_constant_p, legitimate_address_p,
21100 vax_mode_dependent_address_p): Change declaration to bool.
21101 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21102 vax_expand_addsub_di_operands, vax_output_int_subtract,
21103 vax_output_movmemsi): Declare.
21104 (split_quadword_operands, vax_float_literal): Delete declaration.
21105 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21106 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21107 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21108 ASM_OUTPUT_DWARF_PCREL): Define.
21109 (ASM_SPEC): Change definition to allow PIC generation.
21111 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21113 * doc/sourcebuild.texi: Update front-end requirements.
21115 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21118 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21119 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21120 (booldi3_internal3): Use boolean_or_operator instead of
21123 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21126 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21127 declarator whose size is not an integer constant expression but
21128 folds to an integer constant, then treat it as a constant
21131 2009-04-01 Richard Guenther <rguenther@suse.de>
21133 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21134 i * 4 + 2 to (i * 2 + 1) * 2.
21136 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21139 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21140 return if c_parser_asm_string_literal returned NULL.
21142 2009-04-01 Nick Clifton <nickc@redhat.com>
21144 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21146 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21147 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21148 other typedefs to avoid conflicts with libgcc2.c. Define labels
21149 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21151 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21152 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21155 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21157 * varasm.c (default_function_rodata_section): Declare DOT as
21160 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21161 Andrey Galkin <agalkin@hypercom.com>
21164 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21165 Make object_name unique for each process.
21167 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21170 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21171 addressable variables in the parallel that could go out of scope while
21172 running queued tasks.
21174 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21176 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21177 (CASE_VALUES_THRESHOLD): Redefine.
21178 * config/avr/avr.c (avr_override_options): Remove initialization of
21179 avr_case_values_threshold variable.
21180 (avr_case_values_threshold): Remove variable. Add new function.
21181 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21182 * config/avr/avr.opt (mno-tablejump): Remove option.
21183 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21185 2009-04-01 DJ Delorie <dj@redhat.com>
21187 * varasm.c (default_function_rodata_section): Don't assume
21188 anything about where the first '.' in the section name is.
21190 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21192 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21193 rs6000_emit_stack_tie.
21195 2009-03-31 Ian Lance Taylor <iant@google.com>
21197 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21198 gimple_code with GIMPLE_RESX, not RESX.
21200 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21202 * c-common.c (c_get_ident): New.
21203 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21205 2009-04-01 Ben Elliston <bje@au.ibm.com>
21207 * config/rs6000/sysv4.opt (msdata): Improve option description.
21209 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21211 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21212 (divdf3_internal_lat): Remove.
21213 (divxf3_internal_lat): Remove.
21214 (divxf3_internal_thr): Remove.
21215 (divxf): Use divxf3_internal.
21216 * config/ia64/div.md (divsf3_internal_lat): New.
21217 (divdf3_internal_lat): New.
21218 (divxf3_internal): New.
21220 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21223 * Makefile.in (USE_GCC_STDINT): Define.
21224 (stmp-int-hdrs): Install stdint.h if applicable.
21225 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21227 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21228 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21229 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21230 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21231 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21232 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21233 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21234 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21235 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21236 (c_common_nodes_and_builtins): Initialize
21237 underlying_wchar_type_node. Do not initialize
21238 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21239 nodes for new types.
21240 (c_stddef_cpp_builtins): Define macros for new types.
21241 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21243 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21244 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21245 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21246 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21247 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21248 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21249 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21250 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21251 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21252 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21253 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21254 int16_type_node, int32_type_node, int64_type_node,
21255 uint8_type_node, uint16_type_node, c_uint32_type_node,
21256 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21257 int_least32_type_node, int_least64_type_node,
21258 uint_least8_type_node, uint_least16_type_node,
21259 uint_least32_type_node, uint_least64_type_node,
21260 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21261 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21262 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21263 uintptr_type_node): Define.
21264 * c-cppbuiltin.c (builtin_define_constants,
21265 builtin_define_type_minmax): New.
21266 (builtin_define_stdint_macros): Define more macros.
21267 (c_cpp_builtins): Define more limit macros.
21268 (type_suffix): New.
21269 (builtin_define_type_max): Define in terms of
21270 builtin_define_type_minmax. Remove is_long parameter. All
21272 * config.gcc (use_gcc_stdint): Define.
21273 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21274 Add newlib-stdint.h for generic targets.
21275 * config/glibc-stdint.h, config/newlib-stdint.h,
21276 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21277 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21278 * config/score/score.h (UINTPTR_TYPE): Define.
21279 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21280 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21281 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21282 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21283 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21284 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21285 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21286 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21287 * config/spu/spu.h (STDINT_LONG32): Define.
21288 * configure.ac (use_gcc_stdint): Substitute.
21289 * configure: Regenerate.
21290 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21291 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21292 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21293 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21294 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21295 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21296 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21297 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21298 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21299 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21300 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21301 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21302 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21303 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21304 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21305 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21306 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21307 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21308 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21309 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21310 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21311 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21312 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21313 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21314 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21315 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21316 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21317 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21318 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21320 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21322 * loop-iv.c (suitable_set_for_replacement): Renamed from
21323 simplify_using_assignment; changed to return bool and to accept new
21324 args DEST and SRC. Return true iff we find a source/destination pair
21325 that can be used to make a replacement, and fill SRC and DEST if so.
21326 Remove arg ALTERED. Don't deal with altered regs here. All callers
21328 (simplify_using_initial_values): Deal with altered regs here and track
21329 more precisely the effect they have on the validity of our expression.
21331 * loop-iv.c (simplify_using_condition): A condition of the form
21332 (EQ REG CONST) can be used to simply make a substitution.
21333 (simplify_using_initial_values): Keep track of conditions we have seen
21334 and keep using them to simplify new expressions, while applying the
21335 same substitutions to them as to the expression.
21337 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21338 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21341 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21342 changed. Use this when trying to improve the upper bound.
21343 Generate the comparison by using simplify_gen_relational.
21345 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21347 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21349 (simplify_using_assignment, simplify_using_initial_values): Call
21350 replace_in_expr to make replacements. Call replace_single_def_regs
21351 once on the initial version of the expression.
21353 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21356 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21358 2009-03-31 Richard Guenther <rguenther@suse.de>
21360 PR middle-end/31029
21361 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21362 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21364 2009-03-31 Richard Guenther <rguenther@suse.de>
21366 * tree.h (div_if_zero_remainder): Declare.
21367 * fold-const.c (div_if_zero_remainder): Export.
21368 * tree-ssa-forwprop.c
21369 (forward_propagate_addr_into_variable_array_index): Handle
21370 constant array index addition outside of the variable index.
21372 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21375 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21376 define_splits, floatunssi<mode>2): Require x87 conversions from
21377 DImode to be permitted.
21379 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21381 PR preprocessor/15638
21382 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21384 2009-03-31 Richard Guenther <rguenther@suse.de>
21386 PR middle-end/23401
21387 PR middle-end/27810
21388 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21389 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21390 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21391 a separate statement.
21392 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21393 (lookup_tmp_var): Likewise.
21394 (is_gimple_formal_tmp_or_call_rhs): Remove.
21395 (is_gimple_reg_or_call_rhs): Rename to ...
21396 (is_gimple_reg_rhs_or_call): ... this.
21397 (is_gimple_mem_or_call_rhs): Rename to ...
21398 (is_gimple_mem_rhs_or_call): ... this.
21399 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21400 DECL_GIMPLE_REG_P only if is_formal is true.
21401 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21402 for non-proper post-modify expression gimplification.
21403 (gimplify_self_mod_expr): For post-modify expressions gimplify
21404 the lvalue to a minimal lvalue.
21405 (rhs_predicate_for): Remove formal temp case.
21406 (gimplify_modify_expr_rhs): Likewise.
21407 (gimplify_addr_expr): Use is_gimple_reg.
21408 (gimplify_expr): Remove formal temp cases.
21409 (gimple_regimplify_operands): Likewise.
21410 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21411 and FILTER_EXPR like constants.
21412 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21414 (is_gimple_formal_tmp_rhs): Remove.
21415 (is_gimple_reg_rhs): Remove special casing.
21416 (is_gimple_mem_rhs): Fix.
21417 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21418 (is_gimple_formal_tmp_var): Remove.
21419 (is_gimple_formal_tmp_reg): Likewise.
21420 (is_gimple_min_lval): Allow invariant component ref parts.
21421 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21422 is_gimple_formal_tmp_reg): Remove declarations.
21423 * tree-cfg.c (verify_expr): Verify that variables with address
21424 taken do not have DECL_GIMPLE_REG_P set.
21425 * tree-mudflap.c (mf_build_check_statement_for): Use
21426 force_gimple_operand instead of gimplify_expr.
21428 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21430 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21431 schedulable rows to compute_split_row.
21433 2009-03-31 Ben Elliston <bje@au.ibm.com>
21436 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21439 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21441 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21442 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21443 * configure: Regenerate.
21444 * config.in: Regenerate.
21445 * config/rs6000/rs6000.opt (mtls-markers): Add.
21446 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21447 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21448 (tls_ld_aix, tls_ld_sysv): Likewise.
21449 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21450 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21452 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21454 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21456 2009-03-30 Jan Hubicka <jh@suse.cz>
21458 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21460 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21461 detection and label handling.
21463 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21465 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21466 left_conflicts_size.
21467 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21468 ALLOCNO_LEFT_CONFLICTS_SIZE.
21470 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21471 remove_allocno_from_bucket_and_push,
21472 allocno_spill_priority_compare, push_allocnos_to_stack,
21473 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21474 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21475 (setup_allocno_left_conflicts_num): Ditto. Rename to
21476 setup_allocno_left_conflicts_size.
21477 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21478 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21479 setup_allocno_left_conflicts_size instead of
21480 setup_allocno_left_conflicts_num.
21482 * ira-build.c (ira_create_allocno): Use
21483 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21484 ALLOCNO_LEFT_CONFLICTS_NUM.
21486 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21488 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21489 instead of DF_LR_OUT.
21491 * ira-lives.c (process_bb_node_lives): Ditto.
21493 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21494 instead of DF_LR_{OUT,IN}.
21496 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21498 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21500 2009-03-30 Jan Hubicka <jh@suse.cz>
21502 * except.c (label_to_region_map): Fix thinko.
21504 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21506 PR middle-end/38237
21507 * tree.h (tree_find_value): New declaration.
21508 * tree.c (tree_find_value): New function.
21509 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21511 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21514 * c-decl.c (struct c_binding): Add locus field.
21515 (bind): Add locus argument, set locus field from it.
21516 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21517 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21518 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21519 implicitly_declare, undeclared_variable, lookup_label,
21520 declare_label, c_make_fname_decl, c_builtin_function,
21521 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21524 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21527 * config/i386/i386.c (classify_argument): Check total size of
21530 2009-03-30 Martin Jambor <mjambor@suse.cz>
21532 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21533 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21534 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21537 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21538 seen_variable_array_ref while also traversing a union.
21540 * tree-inline.c (optimize_inline_calls): Do not call
21541 cgraph_node_remove_callees.
21542 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21543 (pass_remove_cgraph_callee_edges): New variable.
21544 * passes.c (init_optimization_passes): Add
21545 pass_remove_cgraph_callee_edges after early inlining and before all
21546 late intraprocedural passes.
21548 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21550 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21552 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21553 Fix typos in names.
21555 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21557 * combine.c (simplify_comparison): Use have_insn_for.
21558 * dojump.c (do_jump): Likewise.
21560 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21562 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21563 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21564 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21565 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21566 instead of sparc_compare_emitted.
21567 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21568 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21569 instead of sparc_compare_emitted.
21571 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21573 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21574 enter/exit cfglayout mode.
21575 (pass_partition_block): Require it.
21576 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21577 (combine_instructions): Track basic blocks instead of labels.
21578 (update_cfg_for_uncondjump): New.
21579 (try_combine): Use it. Update jumps after rescanning.
21580 (pass_combine): Require PROP_cfglayout.
21581 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21583 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21585 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21586 Provide/destroy PROP_cfglayout respectively.
21587 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21588 * tree-pass.h (PROP_cfglayout): New.
21590 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21592 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21593 fold_convert_const_fixed_from_fixed,
21594 fold_convert_const_fixed_from_int,
21595 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21596 set TREE_CONSTANT_OVERFLOW.
21597 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21598 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21600 2009-03-30 Ira Rosen <irar@il.ibm.com>
21602 * tree-vect-loop-manip.c: New file.
21603 * tree-vectorizer.c: Update documentation and included files.
21604 (vect_loop_location): Make extern.
21605 (rename_use_op): Move to tree-vect-loop-manip.c
21606 (rename_variables_in_bb, rename_variables_in_loop,
21607 slpeel_update_phis_for_duplicate_loop,
21608 slpeel_update_phi_nodes_for_guard1,
21609 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21610 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21611 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21612 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21613 find_loop_location): Likewise.
21614 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21615 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21616 get_vectype_for_scalar_type, vect_is_simple_use,
21617 supportable_widening_operation, supportable_narrowing_operation):
21619 (bb_in_loop_p): Move to tree-vect-loop.c.
21620 (new_loop_vec_info, destroy_loop_vec_info,
21621 reduction_code_for_scalar_code, report_vect_op,
21622 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21623 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21624 (vect_supportable_dr_alignment): Likewise.
21625 * tree-vectorizer.h (tree-data-ref.h): Include.
21626 (vect_loop_location): Declare.
21627 Reorganize function declarations according to the new file structure.
21628 * tree-vect-loop.c: New file.
21629 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21630 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21631 * tree-vect-data-refs.c: New file.
21632 * tree-vect-patterns.c (timevar.h): Don't include.
21633 * tree-vect-stmts.c: New file.
21634 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21635 tree-vect-slp.c, tree-vect-loop.c.
21636 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21637 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21638 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21639 (tree-vect-analyze.o): Remove.
21640 (tree-vect-transform.o): Likewise.
21641 (tree-vect-data-refs.o): Add rule.
21642 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21643 tree-vect-slp.o): Likewise.
21644 (tree-vect-patterns.o): Remove redundant dependencies.
21645 (tree-vectorizer.o): Likewise.
21646 * tree-vect-slp.c: New file.
21648 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21650 * optc-gen.awk: Warn if an option flag has multiple different
21653 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21655 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21656 -floop-block): Document dependences on PPL, CLooG and Graphite.
21658 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21660 PR rtl-optimization/323
21661 * c-common.c (c_fully_fold, convert_and_check,
21662 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21663 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21664 * c-common.def (EXCESS_PRECISION_EXPR): New.
21665 * c-cppbuiltin.c (builtin_define_float_constants): Define
21666 constants with enough digits for long double.
21667 * c-lex.c (interpret_float): Interpret constant with excess
21668 precision where appropriate.
21669 * c-opts.c (c_common_post_options): Set
21670 flag_excess_precision_cmdline. Give an error for
21671 -fexcess-precision=standard for C++ for processors where the
21672 option is significant.
21673 * c-parser.c (c_parser_conditional_expression): Handle excess
21674 precision in condition.
21675 * c-typeck.c (convert_arguments): Handle arguments with excess
21677 (build_unary_op): Move excess precision outside operation.
21678 (build_conditional_expr): Likewise.
21679 (build_compound_expr): Likewise.
21680 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21681 (build_modify_expr): Handle excess precision in RHS.
21682 (convert_for_assignment): Handle excess precision in converted
21684 (digest_init, output_init_element, process_init_element): Handle
21685 excess precision in initializer.
21686 (c_finish_return): Handle excess precision in return value.
21687 (build_binary_op): Handle excess precision in operands and add
21688 excess precision as needed for operation.
21689 * common.opt (-fexcess-precision=): New option.
21690 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21691 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21692 For standard excess precision, output explicit conversion to and
21693 truncation from XFmode.
21694 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21695 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21696 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21697 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21698 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21699 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21700 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21701 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21702 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21703 define_splits, sqrt<mode>2): Disable where appropriate for
21704 standard excess precision.
21705 * convert.c (convert_to_real): Do not shorten arithmetic to type
21706 for which excess precision would be used.
21707 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21708 * doc/invoke.texi (-fexcess-precision=): Document option.
21709 (-mfpmath=): Correct index entry.
21710 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21711 flag_excess_precision): New.
21712 * langhooks.c (lhd_post_options): Set
21713 flag_excess_precision_cmdline.
21714 * opts.c (common_handle_option): Handle -fexcess-precision=.
21715 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21716 init_excess_precision): New.
21717 (lang_dependent_init_target): Call init_excess_precision.
21718 * tree.c (excess_precision_type): New.
21719 * tree.h (excess_precision_type): Declare.
21721 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21724 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21725 non-lvalue to component.
21727 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21729 PR preprocessor/34695
21730 * Makefile.in (c-opts.o): Depend on c-tree.h.
21731 * c-common.c: Move down include of diagnostic.h.
21732 (done_lexing, c_cpp_error): New.
21733 * c-common.h (done_lexing): Declare.
21734 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21736 * c-opts.c: Include c-tree.h.
21737 (c_common_init_options): Set preprocessor error callback.
21738 (c_common_handle_option): Do not set preprocessor
21739 inhibit_warnings, warnings_are_errors, warn_system_headers,
21740 pedantic_errors or inhibit_warnings flags.
21741 (c_common_post_options): Do not check cpp_errors (parse_in).
21742 (c_common_finish): Do not output dependencies if there were
21743 errors. Do not check return value of cpp_finish.
21744 * c-ppoutput.c (pp_file_change): Set input_location.
21745 * c-tree.h (c_cpp_error): Declare.
21746 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21748 (diagnostic_build_prefix): Check override_column.
21749 * diagnostic.h (diagnostic_info): Add override_column field.
21750 (diagnostic_override_column): Define.
21752 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21754 * c-common.c (c_expand_expr, c_staticp): Remove.
21755 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21756 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21757 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21758 * c-gimplify.c (gimplify_compound_literal_expr,
21759 optimize_compound_literals_in_ctor): Remove.
21760 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21761 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21762 * c-semantics.c (emit_local_var): Remove.
21764 * langhooks-def.h (lhd_expand_expr): Remove.
21765 * langhooks.c (lhd_expand_expr): Remove.
21766 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21768 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21769 handling from c-semantics.c; don't call into langhook.
21770 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21771 * gimplify.c (gimplify_compound_literal_expr,
21772 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21773 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21774 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21775 as was done in c-gimplify.c.
21776 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21777 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21778 Move from c-common.h.
21779 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21781 * tree.c (staticp): Do not call langhook.
21782 * langhooks.c (lhd_staticp): Delete.
21783 * langhooks-def.h (lhd_staticp): Delete prototype.
21784 (LANG_HOOKS_STATICP): Delete.
21785 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21787 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21788 instead of DECL_STMTs.
21790 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21798 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21800 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21801 contained expression.
21802 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21803 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21804 conditional expressions for C.
21805 (decl_constant_value_for_optimization): Move from
21806 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21807 whether optimizing and that the expression is a VAR_DECL not of
21808 array type instead of doing such checks in the caller. Do not
21809 check pedantic. Call gcc_unreachable for C++.
21810 * c-common.def (C_MAYBE_CONST_EXPR): New.
21811 * c-common.h (c_fully_fold, c_save_expr,
21812 decl_constant_value_for_optimization): New prototypes.
21813 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21814 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21815 EXPR_INT_CONST_OPERANDS): Define.
21816 * c-convert.c (convert): Strip nops from expression.
21817 * c-decl.c (groktypename): Take extra parameters expr and
21818 expr_const_operands. Update call to grokdeclarator.
21819 (start_decl): Update call to grokdeclarator. Add statement for
21820 expressions used in type of decl.
21821 (grokparm): Update call to grokdeclarator.
21822 (push_parm_decl): Update call to grokdeclarator.
21823 (build_compound_literal): Add parameter non_const and build a
21824 C_MAYBE_COSNT_EXPR if applicable.
21825 (grokdeclarator): Take extra parameters expr and
21826 expr_const_operands. Track expressions used in declaration
21827 specifiers and declarators. Fold array sizes and track whether
21828 they are constant expressions and whether they are integer
21829 constant expressions.
21830 (parser_xref_tag): Set expr and expr_const_operands fields in
21832 (grokfield): Update call to grokdeclarator.
21833 (start_function): Update call to grokdeclarator.
21834 (build_null_declspecs): Set expr and expr_const_operands fields in
21836 (declspecs_add_type): Handle expressions in typeof specifiers.
21837 * c-parser.c (c_parser_declspecs): Set expr and
21838 expr_const_operands fields for declaration specifiers.
21839 (c_parser_enum_specifier): Likewise.
21840 (c_parser_struct_or_union_specifier): Likewise.
21841 (c_parser_typeof_specifier): Likewise. Update call to
21842 groktypename. Fold expression as needed. Return expressions with
21843 type instead of adding statements.
21844 (c_parser_attributes): Update calls to c_parser_expr_list.
21845 (c_parser_statement_after_labels): Fold expression before passing
21846 to objc_build_throw_stmt.
21847 (c_parser_condition): Fold expression.
21848 (c_parser_asm_operands): Fold expression.
21849 (c_parser_conditional_expression): Use c_save_expr. Update call
21850 to build_conditional_expr.
21851 (c_parser_alignof_expression): Update call to groktypename.
21852 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21853 original_code. Fold expression argument of va_arg. Create
21854 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21855 argument to va_arg. Update calls to groktypename. Fold array
21856 index for offsetof. Verify that first argument to
21857 __builtin_choose_expr has integer type.
21858 (c_parser_postfix_expression_after_paren_type): Update calls to
21859 groktypename and build_compound_literal. Handle expressions with
21860 side effects in type name.
21861 (c_parser_postfix_expression_after_primary): Update call to
21862 c_parser_expr_list. Set original_code for calls to
21863 __builtin_constant_p.
21864 (c_parser_expr_list): Take extra parameter fold_p. Fold
21865 expressions if requested.
21866 (c_parser_objc_type_name): Update call to groktypename.
21867 (c_parser_objc_synchronized_statement): Fold expression.
21868 (c_parser_objc_receiver): Fold expression.
21869 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21870 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21871 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21872 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21873 (struct c_typespec): Add elements expr and expr_const_operands.
21874 (struct c_declspecs): Add elements expr and expr_const_operands.
21875 (groktypename, build_conditional_expr, build_compound_literal):
21877 (in_late_binary_op): Declare.
21878 * c-typeck.c (note_integer_operands): New function.
21879 (in_late_binary_op): New variable.
21880 (decl_constant_value_for_broken_optimization): Move to c-common.c
21881 and rename to decl_constant_value_for_optimization.
21882 (default_function_array_conversion): Do not strip nops.
21883 (default_conversion): Do not call
21884 decl_constant_value_for_broken_optimization.
21885 (build_array_ref): Do not fold result.
21886 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21887 result when operand is a VLA.
21888 (c_expr_sizeof_type): Update call to groktypename. Handle
21889 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21890 result when operand names a VLA type.
21891 (build_function_call): Update call to build_compound_literal.
21892 Only fold result for calls to __builtin_* functions. Strip
21893 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21894 the function designator.
21895 (convert_arguments): Fold arguments. Update call to
21896 convert_for_assignment.
21897 (build_unary_op): Handle increment and decrement of
21898 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21899 decrement earlier. Fold operand of increment and decrement.
21900 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21901 built for integer operand. Wrap returns that are INTEGER_CSTs
21902 without being integer constant expressions or that have integer
21903 constant operands without being INTEGER_CSTs.
21904 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21905 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21906 result is an integer constant expression or can be used in
21907 unevaluated parts of one and avoid folding and wrap as
21908 appropriate. Fold operands before possibly doing -Wsign-compare
21910 (build_compound_expr): Wrap result for C99 if operands can be used
21911 in integer constant expressions.
21912 (build_c_cast): Update call to digest_init. Do not ignore
21913 overflow from casting floating-point constants to integers. Wrap
21914 results that could be confused with integer constant expressions,
21915 null pointer constants or floating-point constants.
21916 (c_cast_expr): Update call to groktypename. Handle expressions
21917 included in type name.
21918 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21919 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21920 Update calls to convert_for_assignment.
21921 (convert_for_assignment): Take new parameter
21922 null_pointer_constant. Do not strip nops or call
21923 decl_constant_value_for_broken_optimization. Set
21924 in_late_binary_op for conversions to boolean.
21925 (store_init_value): Update call to digest_init.
21926 (digest_init): Take new parameter null_pointer_constant. Do not
21927 call decl_constant_value_for_broken_optimization. pedwarn for
21928 initializers not constant expressions. Update calls to
21929 convert_for_assignment.
21930 (constructor_nonconst): New.
21931 (struct constructor_stack): Add nonconst element.
21932 (really_start_incremental_init, push_init_level, pop_init_level):
21933 Handle constructor_nonconst and nonconst element.
21934 (set_init_index): Call constant_expression_warning for array
21936 (output_init_element): Fold value. Set constructor_nonconst as
21937 applicable. pedwarn for initializers not constant expressions.
21938 Update call to digest_init. Call constant_expression_warning
21939 where constant initializers are required.
21940 (process_init_element): Use c_save_expr.
21941 (c_finish_goto_ptr): Fold expression.
21942 (c_finish_return): Fold return value. Update call to
21943 convert_for_assignment.
21944 (c_start_case): Fold switch expression.
21945 (c_process_expr_stmt): Fold expression.
21946 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21947 ensure statement expression is not evaluated in constant expression.
21948 (build_binary_op): Track whether results are integer constant
21949 expressions or may occur in such, disable folding and wrap results
21950 as applicable. Fold operands for -Wsign-compare warnings unless
21952 (c_objc_common_truthvalue_conversion): Handle results folded to
21953 integer constants that are not integer constant expressions.
21954 * doc/extend.texi: Document when typeof operands are evaluated,
21955 that condition of __builtin_choose_expr is an integer constant
21956 expression, and more about use of __builtin_constant_p in
21959 2009-03-29 Richard Guenther <rguenther@suse.de>
21961 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21962 propagate addresses of array references.
21964 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21966 * regmove.c (perhaps_ends_bb_p): Remove.
21967 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21968 from INSN and check that the main loop stays within that basic block.
21969 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21970 (regmove_forward_pass): Split out from regmove_optimize. Use
21971 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21972 (regmove_backward_pass): Split out from regmove_optimize. Use
21973 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21974 (regmove_optimize): Simplify.
21976 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21979 * config/i386/i386.c (classify_argument): Ignore flexible array
21980 member in struct and warn ABI change.
21982 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21984 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21986 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21987 (ix86_adjust_cost): Updated.
21989 2009-03-29 Jan Hubicka <jh@suse.cz>
21991 PR middle-end/28850
21992 * tree-pass.h (pass_cleanup_eh): New function.
21993 (remove_unreachable_regions): Break code handling RTL
21994 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21995 that can not be reached by runtime.
21996 (can_be_reached_by_runtime): New function.
21997 (label_to_region_map): New function.
21998 (num_eh_regions): New function.
21999 (rtl_remove_unreachable_regions): New function.
22000 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22001 (remove_eh_region): New function.
22002 * except.h: Include sbitmap and vecprim.
22003 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22004 num_eh_regions): Declare.
22005 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22006 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22007 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22008 (tree_empty_eh_handler_p): New function.
22009 (cleanup_empty_eh): New function.
22010 (cleanup_eh): New function.
22011 (pass_cleanup_eh): New function.
22013 2009-03-29 Jan Hubicka <jh@suse.cz>
22015 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22016 for removed regions.
22018 2009-03-29 Jan Hubicka <jh@suse.cz>
22020 * except.c (dump_eh_tree): Dump all datastructures.
22022 2009-03-29 Jan Hubicka <jh@suse.cz>
22024 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22025 (duplicate_eh_regions_1): Likewise.
22026 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22027 vector; call EH verification.
22028 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22029 Be ready for region being removed.
22031 2009-03-29 Jan Hubicka <jh@suse.cz>
22033 * bitmap.c (bitmap_last_set_bit): New function.
22034 * bitmap.h (bitmap_last_set_bit): Declare.
22036 2009-03-29 David Ayers <ayers@fsfe.org>
22039 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22040 by calling objc_compare_types and surpress warnings about
22041 incompatible C pointers that are compatible ObjC pointers.
22043 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22045 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22046 call initialize_inline_failed.
22047 (initialize_inline_failed): Move it from here ...
22048 * cgraph.c (initialize_inline_failed): ... to here.
22049 (cgraph_create_edge): Call initialize_inline_failed rather than
22050 setting inline_failed directly.
22052 2009-03-29 Ben Elliston <bje@au.ibm.com>
22055 * sysv4.opt (msdata): Improve comment.
22056 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22057 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22059 2009-03-29 Ben Elliston <bje@au.ibm.com>
22062 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22063 load and store attributes.
22065 2009-03-29 Ben Elliston <bje@au.ibm.com>
22067 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22068 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22069 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22070 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22071 __builtin_infq and __builtin_huge_valq.
22073 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22075 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22077 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22078 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22080 2009-03-28 Xinliang David Li <davidxl@google.com>
22082 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22083 (do_dbg_cnt): New function.
22085 2009-03-28 Jan Hubicka <jh@suse.cz>
22087 Merge from pretty-ipa:
22089 2009-03-27 Jan Hubicka <jh@suse.cz>
22091 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22092 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22093 * passes.c (function_called_by_processed_nodes_p): New.
22094 * ipa-pure-const.c (check_call): Fix handling of operands.
22095 (analyze_function): Dump debug output for skipped bodies.
22096 (local_pure_const): Use function_called_by_processed_nodes_p.
22097 * dwarf2out.c (reference_to_unused): Use output.
22098 * passes.c (do_per_function_toporder): Likewise.
22100 2008-11-12 Jan Hubicka <jh@suse.cz>
22102 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22103 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22104 state_set_in_source enum
22105 (check_decl): Ignore memory tags; do not set fake looping flags;
22107 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22108 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22109 (check_call, analyze_function): Rewrite.
22111 (add_new_function): Update call of analyze_function.
22112 (generate_summary): Add call of analyze_function.
22113 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22114 (local_pure_const): New function.
22115 (pass_local_pure_const): New pass.
22116 * ipa-inline.c (inline_transform): Set after_inlining.
22117 * tree-eh.c (stmt_can_throw_external): New.
22118 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22119 work with aliasing built.
22120 * tree-flow.h (stmt_can_throw_external): New.
22121 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22122 and local pure/const pass in early and late optimization queue.
22124 2009-03-28 Martin Jambor <mjambor@suse.cz>
22126 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22128 (fold_binary): Allow function decl aligment consideration is the
22129 second argument is integer constant one.
22130 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22131 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22132 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22134 2009-03-28 Jan Hubicka <jh@suse.cz>
22136 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22137 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22138 * function.h (rtl_data): Add nothrow flag.
22139 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22140 set DECL_NOTHROW for AVAILABLE functions.
22142 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22144 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22145 following vector keyword has expansion starting with pixel or bool
22146 keyword, expand vector to __vector and pixel or bool to __pixel or
22150 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22151 warn_if_disallowed_function_p): Removed.
22152 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22153 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22154 warning_if_disallowed_function_p.
22155 * flags.h (warn_if_disallowed_function_p,
22156 warn_disallowed_functions): Removed.
22157 * common.opt (Wdisallowed-function-list=): Removed.
22158 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22160 2009-03-28 Richard Guenther <rguenther@suse.de>
22162 PR tree-optimization/38723
22163 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22166 2009-03-28 Jan Hubicka <jh@suse.cz>
22168 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22169 test introduced by my previous patch.
22171 2009-03-28 Richard Guenther <rguenther@suse.de>
22173 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22174 the PHIs value undefined.
22176 2009-03-28 Jan Hubicka <jh@suse.cz>
22178 * tree-pass.h (pass_fixup_cfg): New pass.
22179 * ipa-inline.c (inline_transform): Set
22180 always_inline_functions_inlined/after_inlining.
22181 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22182 (pass_fixup_cfg): New pass.
22183 * passes.c (init_optimization_passes): Add fixup_cfg.
22185 2009-03-28 Richard Guenther <rguenther@suse.de>
22187 PR tree-optimization/38458
22188 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22189 argument use the arguments copy-of value.
22191 2009-03-28 Richard Guenther <rguenther@suse.de>
22193 PR tree-optimization/38180
22194 * tree-ssa-ccp.c (get_default_value): Simplify.
22195 (likely_value): Likewise.
22196 (surely_varying_stmt_p): Properly handle VOP case.
22197 (ccp_initialize): Likewise.
22198 (ccp_fold): Handle propagating through *&.
22199 (fold_const_aggregate_ref): Also handle decls.
22201 2009-03-28 Jan Hubicka <jh@suse.cz>
22203 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22204 * cgraph.h (cgraph_node): Likewise.
22205 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22206 (cgraph_reset_node): Use process flag.
22207 (cgraph_mark_functions_to_output): Likewise.
22208 (cgraph_expand_function): Likewise.
22209 (cgraph_expand_all_functions): Likewise.
22210 (cgraph_output_in_order): Likewise.
22211 * dwarf2out.c (reference_to_unused): Likewise.
22212 * passes.c do_per_function_toporder): Likewise.
22214 2009-03-28 Jan Hubicka <jh@suse.cz>
22216 Bring from lto-branch:
22218 2008-09-03 Doug Kwan <dougkwan@google.com>
22220 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22221 enums instead of reason strings.
22222 * cgraph.c (cgraph_create_edge): Same.
22223 (cgraph_inline_failed_string): New function.
22224 * cgraph.h (cgraph_inline_failed_t): New enum type.
22225 (cgraph_inline_failed_string): New prototype.
22226 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22227 char pointer to cgraph_inline_failed_t.
22228 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22229 (cgraph_default_inline_p): Ditto.
22230 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22231 to cgraph_inline_failed_t pointer.
22232 * cif-code.def: New file.
22233 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22235 (cgraph_check_inline_limits): Change type of REASON to pointer to
22236 cgraph_inline_failed_t. Replace reason strings with enums.
22237 (cgraph_default_inline_p): Ditto.
22238 (cgraph_recursive_inlining_p): Ditto.
22239 (update_caller_keys): Change type of FAILED_REASON to
22240 cgraph_inline_failed_t.
22241 (cgraph_set_inline_failed): Change type of REASON to pointer to
22242 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22243 convert enums to strings for text output.
22244 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22245 to be of type cgraph_inline_failed_t. Replace reason strings with
22246 enums. Call cgraph_inline_failed_string to covert enums
22247 to strings for text output.
22248 (cgraph_decide_inlining): Replace reason strings with enums.
22249 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22250 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22252 * tree-inline.c (expand_call_inline): Change type of REASON
22253 to cgraph_inline_failed_t. Replace reason strings with enums.
22254 Call cgraph_inline_failed_string for text output.
22255 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22258 2009-03-28 Jan Hubicka <jh@suse.cz>
22260 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22261 cgraph_clone_node): Remove master clone handling.
22262 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22263 * cgraph.h (master_clone): Remove.
22264 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22265 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22266 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22268 2009-03-28 Jan Hubicka <jh@suse.cz>
22270 * cgraph.c (cgraph_function_body_availability): Functions declared
22271 inline are always safe to assume that it is not going to be replaced.
22273 2009-03-28 Richard Guenther <rguenther@suse.de>
22275 PR tree-optimization/38513
22276 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22277 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22278 EXC_PTR_EXPR and FILTER_EXPR.
22279 (get_ref_from_reference_ops): Likewise.
22281 2009-03-28 Richard Guenther <rguenther@suse.de>
22283 PR tree-optimization/38968
22284 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22285 Use FLOOR_MOD_EXPR to compute misalignment.
22287 2009-03-28 Richard Guenther <rguenther@suse.de>
22289 PR tree-optimization/37795
22290 * tree.h (combine_comparisons): Declare.
22291 * fold-const.c (combine_comparisons): Export.
22292 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22294 (ifcombine_iforif): Use combine_comparisons.
22296 2009-03-28 Jan Hubicka <jh@suse.cz>
22298 * tree-eh.c (inlinable_call_p): New function.
22299 (make_eh_edges): Use it.
22300 (verify_eh_edges): Use it.
22301 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22302 * except.c (reachable_next_level): Add inlinable_function argument
22303 (sjlj_find_directly_reachable_regions): Update.
22304 (add_reachable_handler): Do not set saw_any_handlers.
22305 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22306 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22307 Add new inlinable call parameter.
22308 (can_throw_internal, can_throw_external): Update.
22309 * except.h (can_throw_internal_1, can_throw_external_1,
22310 foreach_reachable_handler): Update declaration.
22312 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22314 * config/arm/t-arm-coff, config/h8300/coff.h,
22315 config/i386/i386-aout.h, config/i386/i386-coff.h,
22316 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22317 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22318 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22319 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22320 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22321 sys-types.h: Remove.
22322 * Makefile.in: Remove protoize and fixproto support and references
22324 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22325 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22327 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22328 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22329 unprotoize$(exeext).
22330 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22331 (.PHONY): Don't depend on proto.
22332 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22333 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22334 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22335 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22336 build/gen-protos.o, build/scan.o, xsys-protos.h,
22337 build/fix-header$(build_exeext), build/fix-header.o,
22338 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22339 stmp-install-fixproto): Remove.
22340 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22341 SYSCALLS.c or fixproto files.
22342 (install-common): Don't install protoize.
22343 (install-headers-tar, install-headers-cpio, install-headers-cp):
22344 Don't depend on $(STMP_FIXPROTO).
22345 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22346 install fixproto files or write out fixproto settings.
22347 (uninstall): Don't uninstall protoize.
22348 * config.gcc (use_fixproto): Remove.
22349 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22350 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22351 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22352 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22353 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22354 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22355 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22356 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22357 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22358 * config/t-vxworks (STMP_FIXPROTO): Remove.
22359 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22360 STMP_FIXPROTO): Remove.
22361 * config.in, configure: Regenerate.
22362 * crtstuff.c (gid_t, uid_t): Don't undefine.
22363 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22364 (arm-*-coff, arm-*-aout: Remove target entries.
22365 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22366 Remove mention of AIX 4.1.
22367 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22368 * doc/invoke.texi (Running Protoize): Remove.
22369 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22370 (Protoize Caveats): Remove.
22371 * tsystem.h: Update comments on headers assumed to exist.
22373 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22375 * genautomata.c: Add a new year to the copyright. Add a new
22377 (struct insn_reserv_decl): Add comments for member bypass_list.
22378 (find_bypass): Remove.
22379 (insert_bypass): New.
22380 (process_decls): Use insert_bypass.
22381 (output_internal_insn_latency_func): Output all bypasses with the
22382 same input insn in one switch case.
22384 * rtl.def (define_bypass): Describe bypass choice.
22385 * doc/md.texi (define_bypass): Ditto.
22387 2009-03-27 Richard Guenther <rguenther@suse.de>
22389 * gimplify.c (mark_addressable): Export.
22390 * tree-flow.h (mark_addressable): Declare.
22391 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22392 * tree-ssa.c (verify_phi_args): Verify that address taken
22393 variables have TREE_ADDRESSABLE set.
22395 2009-03-27 Richard Guenther <rguenther@suse.de>
22397 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22398 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22399 Do not mark decls TREE_ADDRESSABLE.
22400 (build_fold_addr_expr): Adjust.
22401 (fold_addr_expr): Remove.
22402 (fold_unary): Use build_fold_addr_expr.
22403 (fold_comparison): Likewise.
22404 (split_address_to_core_and_offset): Likewise.
22405 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22407 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22408 (gimplify_modify_expr_to_memcpy): Mark source and destination
22410 * omp-low.c (create_omp_child_function): Mark the object decl
22412 (lower_rec_input_clauses): Mark the var we take the address of
22414 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22416 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22418 PR middle-end/39315
22419 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22420 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22422 2009-03-27 Richard Guenther <rguenther@suse.de>
22424 PR tree-optimization/39120
22425 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22427 (handle_lhs_call): Process return constraints. Add escape
22428 constraints if necessary.
22429 (handle_const_call): Fill out return constraints. Make nested
22430 case more precise. Avoid consttmp if possible.
22431 (handle_pure_call): Fill out return constraints. Avoid
22432 callused if possible.
22433 (find_func_aliases): Simplify call handling.
22435 2009-03-27 Richard Guenther <rguenther@suse.de>
22437 PR tree-optimization/39120
22438 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22439 as a representative.
22440 (solve_graph): Do propagate CALLUSED.
22441 (handle_pure_call): Use a scalar constraint from CALLUSED for
22443 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22446 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22449 * c-common.c (handle_aligned_attribute): Properly check alignment
22450 overflow. Use (1U << i) instead of (1 << i).
22452 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22454 * expr.h (get_mem_align_offset): Updated.
22456 * tree.h (tree_decl_common): Change align to "unsigned int" and
22457 move it before pointer_alias_set.
22459 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22460 Jakub Jelinek <jakub@redhat.com>
22463 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22464 gr_register_operand with gr_reg_or_0_operand.
22465 (cmpxchg_rel_di): Likewise.
22466 (sync_lock_test_and_set<mode>): Likewise.
22468 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22470 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22471 (true_regnum): Likewise.
22473 * rtlanal.c (subreg_info): Moved to ...
22474 * rtl.h (subreg_info): Here. New.
22475 (subreg_get_info): New.
22477 * rtlanal.c (subreg_get_info): Make it extern.
22479 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22482 * config/i386/i386.c (ix86_abi): New.
22483 (override_options): Handle -mabi=.
22484 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22485 (ix86_call_abi_override): Likewise.
22486 (init_cumulative_args): Likewise.
22487 (function_arg_advance): Likewise.
22488 (function_arg_64): Likewise.
22489 (function_arg): Likewise.
22490 (ix86_pass_by_reference): Likewise.
22491 (ix86_function_value_regno_p): Likewise.
22492 (ix86_build_builtin_va_list_abi): Likewise.
22493 (setup_incoming_varargs_64): Likewise.
22494 (is_va_list_char_pointer): Likewise.
22495 (ix86_init_machine_status): Likewise.
22496 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22497 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22498 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22499 (ix86_function_abi): Make it static and return enum calling_abi.
22500 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22502 (ix86_fn_abi_va_list): Updated.
22504 * config/i386/i386.h (ix86_abi): New.
22505 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22506 (CONDITIONAL_REGISTER_USAGE): Likewise.
22507 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22508 (machine_function): Likewise.
22510 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22512 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22513 (STACK_BOUNDARY): Likewise.
22514 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22516 * config/i386/i386.opt (mabi=): New.
22518 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22519 return enum calling_abi.
22520 (ix86_function_type_abi): Likewise.
22521 (ix86_function_abi): Removed.
22523 * doc/invoke.texi: Document -mabi= option for x86.
22525 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22527 * builtins.c (real_dconstp): Delete.
22528 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22530 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22531 Jakub Jelinek <jakub@redhat.com>
22534 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22535 (gen_subprogram_die): When a function is explicit, generate the
22536 DW_AT_explicit attribute.
22537 * langhooks.h (struct lang_hooks_for_decls): Add
22538 function_decl_explicit_p langhook.
22539 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22540 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22542 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22544 * builtins.c (fold_builtin_memory_op): Optimize memmove
22545 into memcpy if we can prove source and destination don't overlap.
22547 * tree-inline.c: Include gt-tree-inline.h.
22548 (clone_fn_id_num): New variable.
22549 (clone_function_name): New function.
22550 (tree_function_versioning): Use it.
22551 * Makefile.in (GTFILES): Add tree-inline.c.
22553 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22555 * BASE-VER: Change to 4.5.0.
22557 2009-03-27 Xinliang David Li <davidxl@google.com>
22559 PR tree-optimization/39557
22560 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22562 2009-03-27 Xinliang David Li <davidxl@google.com>
22564 PR tree-optimization/39548
22565 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22568 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22570 * c-common.c (pointer_int_sum): Use %wd on return from
22573 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22575 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22576 on return from tree_low_cst.
22578 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22581 * ginclude/stdarg.h (va_copy): Define also for
22582 __GXX_EXPERIMENTAL_CXX0X__.
22584 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22587 * builtins.h (c_strlen): Do not warn here.
22588 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22589 * c-common.c (pointer_int_sum): Take an explicit location.
22590 Warn about offsets out of bounds.
22591 * c-common.h (pointer_int_sum): Adjust declaration.
22593 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22595 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22598 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22601 * opts.c (warn_if_disallowed_function_p): Don't assume
22602 get_callee_fndecl must return non-NULL.
22604 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22606 PR rtl-optimization/39522
22607 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22608 when reg_reloaded_valid is set.
22610 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22612 * config/spu/divv2df3.c: New file.
22613 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22614 (DPBIT_FUNCS): Filter out _div_df.
22616 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22618 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22619 a jump insn, count that jump in the distance to the loop start.
22621 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22624 * config/sh/sh.c (calc_live_regs): Fix condition for global
22625 registers except PIC_OFFSET_TABLE_REGNUM.
22627 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22630 * doc/invoke.texi (-mconsole): New.
22632 (-mno-cygwin): New.
22634 (-mnop-fun-dllimport): New.
22638 (sub section "i386 and x86-64 Windows Options"): New.
22640 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22642 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22643 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22645 2009-03-25 Richard Guenther <rguenther@suse.de>
22647 PR middle-end/39497
22648 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22651 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22653 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22654 neither of haifa/selective schedulers are working.
22656 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22658 * doc/invoke.texi (Debugging Options): Fix description of
22659 -fno-merge-debug-strings.
22661 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22663 * config/cris/libgcc.ver: New version-script.
22664 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22666 * configure.ac <GAS features, nop mnemonic>: Add pattern
22667 crisv32-*-* for "nop".
22668 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22669 * configure: Regenerate.
22671 2009-03-24 Ira Rosen <irar@il.ibm.com>
22673 PR tree-optimization/39529
22674 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22675 mark_sym_for_renaming for the tag copied to the new vector
22678 2009-03-24 Arthur Loiret <aloiret@debian.org>
22680 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22681 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22682 EXTRA_SPEC_FUNCTIONS.
22683 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22684 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22685 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22686 -march and -mtune options.
22688 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22690 * config/m68k/t-rtems: Add m5329 multilib.
22692 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22693 Jakub Jelinek <jakub@redhat.com>
22696 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22699 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22702 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22703 instead of c_parser_expression_conv, if original_code isn't one of the
22704 4 allowed comparison codes, fail.
22706 2009-03-23 Richard Guenther <rguenther@suse.de>
22708 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22709 * tree.h (struct tree_type): Likewise.
22710 * reload.h (struct insn_chain): Likewise.
22711 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22712 * function.h (struct function): Likewise.
22713 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22715 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22717 PR tree-optimization/39516
22718 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22720 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22722 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22723 should be set true if BITS_PER_WORD of target is bigger than 32
22725 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22727 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22728 Translate -B-options to -rpath-link. Correct existing
22729 rpath-link and conditionalize on !nostdlib.
22731 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22733 * doc/extend.texi (Function Attributes, Variable Attributes):
22735 * doc/invoke.texi (Debugging Options, Optimize Options)
22736 (i386 and x86-64 Options, MCore Options): Likewise.
22738 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22741 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22742 it for block local namespace aliases.
22743 (gen_decl_die): Pass context_die to gen_namespace_die.
22745 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22748 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22749 minimum or maximum value.
22751 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22753 * reginfo.c (globalize_reg): Recompute derived reg sets.
22755 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22758 * libgcc2.c (mprotect): Do not use signed arguments for
22759 VirtualProtect, use DWORD arguments. Also fix the 'may
22760 be used uninitialized' warning for the np variable.
22762 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22765 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22766 functions using regparm calling conventions when not optimizing.
22767 (ix86_function_sseregparm): Similarly for sseregparm calling
22770 2009-03-19 Li Feng <nemokingdom@gmail.com>
22772 PR middle-end/39500
22773 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22774 dependence if the first conflict is after niter iterations.
22776 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22778 PR middle-end/38609
22779 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22780 functions with dynamic stack-pointer adjustments.
22782 2009-03-19 Ben Elliston <bje@au.ibm.com>
22784 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22785 option; change to -msdata=data.
22787 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22789 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22792 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22795 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22797 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22799 * doc/invoke.texi (Code Gen Options): Expand discussion of
22802 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22804 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22805 * matrix-reorg.c (struct matrix_info): Likewise.
22806 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22807 * rtl.h (struct mem_attrs): Likewise.
22808 * df.h (struct df): Likewise.
22809 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22810 * ira-int.h (struct ira_allocno): Likewise.
22811 * df-scan.c (struct df_collection_rec): Likewise.
22812 * ira.c (struct equivalence): Likewise.
22813 * function.c (struct temp_slot): Likewise.
22814 * cfgloop.h (struct loop): Likewise.
22817 * function.c (use_register_for_decl): When not optimizing, disregard
22818 register keyword for variables with types containing methods.
22820 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22822 PR middle-end/39447
22823 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22824 (is_simple_operand): Call contains_component_ref_p before calling data
22825 reference analysis that would fail on COMPONENT_REFs.
22827 * tree-vrp.c (search_for_addr_array): Fix formatting.
22829 2009-03-18 Richard Guenther <rguenther@suse.de>
22831 * tree-vect-transform.c (vect_loop_versioning): Fold the
22832 generated comparisons.
22833 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22834 (slpeel_tree_peel_loop_to_edge): Likewise.
22836 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22838 PR middle-end/37805
22839 * opts.c (print_specific_help): In addition to `undocumented',
22840 accept `separate' and `joined' flags if passed alone. Describe
22841 output by the first matched one of those.
22842 (common_handle_option): Skip over empty strings.
22843 * gcc.c (display_help): Fix help string for `--help='.
22844 * doc/invoke.texi (Option Summary, Overall Options): With
22845 `--help=', classes and qualifiers can both be repeated, but
22846 only the latter can be negated. One should not pass only
22847 negated qualifiers. Fix markup and examples.
22850 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22851 PR middle-end/37805
22852 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22853 and -fhelp=separate.
22855 2009-03-17 Jing Yu <jingyu@google.com>
22857 PR middle-end/39378
22858 * function.h (struct rtl_data): Move is_thunk from here...
22859 (struct function): ...to here.
22860 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22861 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22863 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22865 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22866 (alpha_output_function_end_prologue): Likewise.
22867 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22868 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22869 (rs6000_output_function_epilogue): Likewise.
22870 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22872 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22875 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22876 from different units in a single alternative.
22877 (*truncdfsf_i387): Ditto.
22878 (*truncxfsf2_mixed): Ditto.
22879 (*truncxfdf2_mixed): Ditto.
22881 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22883 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22884 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22887 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22888 unused non-artificial variables when not optimizing.
22891 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22892 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22893 NAMESPACE_DECL in its DECL_INITIAL.
22895 PR middle-end/39443
22896 * optabs.c (set_user_assembler_libfunc): New function.
22897 * expr.h (set_user_assembler_libfunc): New prototype.
22898 * c-common.c: Include libfuncs.h.
22899 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22900 for memcmp, memset, memcpy, memmove and abort.
22901 * Makefile.in (c-common.o): Depend on libfuncs.h.
22904 * dwarf2out.c (gen_inlined_enumeration_type_die,
22905 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22906 gen_tagged_type_instantiation_die): Removed.
22907 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22910 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22913 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22915 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22916 (check-parallel-%): Ditto.
22917 (check-consistency): Ditto.
22919 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22921 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22922 local variable rhs by NULL_TREE.
22924 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22927 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22929 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22932 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22934 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22937 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22938 for ms->sysv ABI calls only in 64bit mode.
22940 * config/i386/i386.md (untyped_call): Support 32bit.
22942 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22944 * doc/extend.texi: Replace x86_65 with x86_64.
22946 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22948 PR tree-optimization/39455
22949 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22950 mismatches for POINTER_TYPE_P (type).
22951 (number_of_iterations_le): Likewise.
22953 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22955 * config/picochip/picochip.c: Removed profiling support.
22956 * config/picochip/picochip.md: Removed profiling instruction.
22957 * config/picochip/picochip.h: Removed profiling builtin.
22959 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22961 * doc/install.texi (--with-host-libstdcxx): Document.
22963 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22966 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22967 generate a warning if the function name does not begin with
22968 "__vector" and the function has either the 'signal' or 'interrupt'
22969 attribute, from here to ...
22970 (avr_declare_function_name): ...here. New function.
22971 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22972 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22974 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22977 * cse.c (fold_rtx): Don't modify original const_arg1 when
22978 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22979 separate variable instead.
22980 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22981 from out of range shift counts.
22982 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22984 2009-03-13 Catherine Moore <clm@codesourcery.com>
22986 * config/i386/x-mingw32 (host-mingw32.o): Replace
22987 diagnostic.h with $(DIAGNOSTIC_H).
22989 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22992 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22994 * config/i386/sync.md (sync_compare_and_swap<mode>,
22995 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22996 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22998 (sync_double_compare_and_swapdi_pic,
22999 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23000 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23002 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23005 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23007 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23010 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23011 (avx_addsubv4df3): Likewise.
23012 (*avx_addsubv4sf3): Likewise.
23013 (sse3_addsubv4sf3): Likewise.
23015 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23018 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23020 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23023 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23024 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23025 registers for allocnos created from user-defined variables.
23027 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23030 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23031 of non-integer mode as well.
23033 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23035 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23036 for functions for which the parameter types are unknown.
23038 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23041 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23042 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23043 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23044 * config/i386/i386.c (ix86_local_alignment): For
23045 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23046 long long variables on the stack to avoid dynamic realignment.
23047 Allow the first argument to be a decl rather than type.
23048 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23050 2009-03-11 Nick Clifton <nickc@redhat.com>
23053 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23055 Add description to mno-lsim option.
23056 * config/mcore/mcore.h: Remove comment about deprecated m4align
23058 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23059 * doc/invoke.texi: Add description of mno-lsim and
23060 mstack-increment options.
23062 * config/fr30/fr30.opt: Document the -mno-lsim option.
23063 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23064 and -mno-lsim options.
23066 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23068 * fold-const.c (fold_comparison): Only call fold_inf_compare
23069 if the mode supports infinities.
23071 2009-03-11 Jason Merrill <jason@redhat.com>
23074 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23075 end already did. Notice GIMPLE_CALL modifications of the result.
23076 Don't copy debug information from an ignored decl or a decl from
23079 2009-03-10 Richard Guenther <rguenther@suse.de>
23080 Nathan Froyd <froydnj@codesourcery.com>
23082 PR middle-end/37850
23083 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23084 (__divMODE3): Likewise.
23086 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23088 PR tree-optimization/39394
23089 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23090 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23092 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23094 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23095 inline asms for register asm ("") declarations.
23097 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23099 * fold-const.c (fold_unary): Fix comment.
23101 2009-03-07 Jan Hubicka <jh@suse.cz>
23104 * tree-inline.c (setup_one_parameter): Do replacement of const
23105 argument by constant in SSA form.
23107 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23109 PR middle-end/38028
23110 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23111 determine alignment passed to assign_stack_local.
23112 (assign_parms_unsplit_complex): Likewise.
23113 * except.c (sjlj_build_landing_pads): Likewise.
23115 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23117 PR middle-end/39360
23118 * tree-flow.h (add_referenced_var): Return bool instead of void.
23119 * tree-dfa.c (add_referenced_var): Return result of
23120 referenced_var_check_and_insert call.
23121 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23122 of referenced_var_check_and_insert.
23125 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23126 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23127 DIE, don't emit it if abstract origin already has it.
23128 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23129 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23131 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23133 * genpreds.c (needs_variable): Fix parentheses at variable name
23135 (write_tm_constrs_h): Indent generated code.
23137 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23139 * doc/extend.texi (Function Attributes): Add documentation
23140 for isr attributes.
23142 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23145 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23146 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23148 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23150 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23153 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23156 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23157 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23159 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23161 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23162 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23163 constants instead of magic numbers.
23164 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23166 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23167 (x86_64_ms_abi_int_parameter_registers): Ditto.
23168 (x86_64_int_return_registers): Ditto.
23169 (ix86_maybe_switch_abi): Ditto.
23170 (ix86_expand_call): Ditto for clobbered_registers array.
23171 (ix86_hard_regno_mode_ok): Ditto.
23172 (x86_extended_QIreg_mentioned_p): Ditto.
23174 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23176 PR tree-optimization/39349
23177 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23179 * combine.c (gen_lowpart_for_combine): Use omode when generating
23182 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23184 PR rtl-optimization/39235
23185 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23187 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23189 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23191 2009-03-04 Richard Guenther <rguenther@suse.de>
23193 PR tree-optimization/39362
23194 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23195 that occur in abnormal PHIs should be varying.
23197 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23199 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23201 (simple_iv): Take loop as an argument instead of statement.
23202 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23203 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23205 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23207 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23208 * matrix-reorg.c (analyze_transpose): Ditto.
23209 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23210 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23211 * tree-predcom.c (ref_at_iteration): Ditto.
23212 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23214 2009-03-04 Richard Guenther <rguenther@suse.de>
23216 PR tree-optimization/39358
23217 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23218 escaped_id and callused_id.
23219 (solve_graph): Likewise.
23221 2009-03-04 Richard Guenther <rguenther@suse.de>
23223 PR tree-optimization/39339
23224 * tree-sra.c (try_instantiate_multiple_fields): Make it
23225 no longer ICE on the above.
23227 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23229 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23230 that fits within Pmode.
23232 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23234 PR middle-end/10109
23235 * tm.texi (LIBCALL_VALUE): Update description.
23237 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23239 PR middle-end/34443
23240 * doc/extend.texi (section): Update description.
23242 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23244 PR middle-end/39345
23245 * tree-inline.c (remapped_type): New.
23246 (can_be_nonlocal): Call remapped_type instead of remap_type.
23248 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23251 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23252 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23254 2009-03-03 Richard Guenther <rguenther@suse.de>
23256 PR middle-end/39272
23257 * tree.c (tree_nonartificial_location): New function.
23258 * tree.h (tree_nonartificial_location): Declare.
23259 * builtins.c (expand_builtin_memory_chk): Provide location
23260 of the call location for artificial function pieces.
23261 (maybe_emit_chk_warning): Likewise.
23262 (maybe_emit_sprintf_chk_warning): Likewise.
23263 (maybe_emit_free_warning): Likewise.
23264 * expr.c (expand_expr_real_1): Likewise.
23266 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23268 PR tree-optimization/39343
23269 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23270 COMPONENT_REF t has ARRAY_TYPE.
23272 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23274 PR middle-end/39335
23275 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23276 when the type precision of the induction variable should be
23277 larger than the type precision of nit.
23278 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23279 * graphite.c (graphite_loop_normal_form): Same.
23280 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23282 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23284 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23285 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23286 numbers to describe clobbered registers.
23287 (*call_value_0_rex64_ms_sysv): Ditto.
23288 * config/i386/mmx.md (mmx_emms): Ditto.
23289 (mmx_femms): Ditto.
23291 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23293 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23296 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23298 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23299 (spu_section_type_flags): New function.
23301 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23303 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23304 reg_class_contents of FLOAT_REGS into a temporary.
23306 2009-03-02 Richard Guenther <rguenther@suse.de>
23307 Ira Rosen <irar@il.ibm.com>
23309 PR tree-optimization/39318
23310 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23311 information to the vectorized statement.
23313 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23315 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23316 variable. Use defined names instead of magic constants for REX SSE
23319 2009-03-01 Richard Guenther <rguenther@suse.de>
23321 PR tree-optimization/39331
23322 * omp-low.c (lower_send_shared_vars): Do not receive new
23323 values for the reference of DECL_BY_REFERENCE parms or results.
23325 2009-03-01 Jan Hubicka <jh@suse.cz>
23328 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23329 BLOCK_NONLOCALIZED_VAR): New macros.
23330 (tree_block): Add nonlocalized_vars.
23331 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23332 gen_decl_die): Add origin argument. Allow generation of die with
23333 origin at hand only.
23334 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23335 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23337 (gen_block_die): Fix checking for unused blocks.
23338 (process_scope_var): Break out from .... ; work with origins only.
23339 (decls_for_scope) ... here; process nonlocalized list.
23340 (dwarf2out_ignore_block): Look for nonlocalized vars.
23341 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23343 (dump_scope_block): Dump them.
23344 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23345 (remap_block): Likewise.
23346 (can_be_nonlocal): New predicate.
23347 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23349 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23351 * configure: Regenerate.
23353 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23355 * optc-gen.awk: No need to duplicate option flags twice.
23356 Reuse help texts for duplicate options which do not have any.
23358 * gcc.c (display_help): Document --version.
23360 * gcc.c (main): If print_help_list and verbose_flag, ensure
23361 driver output comes before subprocess output.
23363 * optc-gen.awk: Assign all remaining fields to help string,
23364 space-separated, for multi-line help in *.opt.
23366 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23367 -Wno-pedantic-ms-format is for MinGW targets only.
23369 * doc/options.texi (Option file format): Fix bad indentation,
23370 restoring dropped sentence.
23372 2009-02-28 Jan Hubicka <jh@suse.cz>
23374 * tree-inline.c (tree_function_versioning): Output debug info.
23376 2009-02-28 Jan Hubicka <jh@suse.cz>
23379 * tree-inline.c (setup_one_parameter): Do not copy propagate
23380 arguments when not optimizing.
23382 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23385 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23386 (avx_addsubv4df3): Likewise.
23387 (*avx_addsubv4sf3): Likewise.
23388 (sse3_addsubv4sf3): Likewise.
23389 (*avx_addsubv2df3): Likewise.
23390 (sse3_addsubv2df3): Likewise.
23391 (avx_unpckhps256): Correct item selectors.
23392 (avx_unpcklps256): Likewise.
23393 (avx_unpckhpd256): Likewise.
23394 (avx_unpcklpd256): Likewise.
23396 2009-02-28 Jan Hubicka <jh@suse.cz>
23398 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23400 (copy_arguments_for_versioning): If var is declared don't declare it.
23401 (tree_function_versioning): First setup substitutions and then copy
23404 2009-02-27 Jan Hubicka <jh@suse.cz>
23407 * cgraph.h (varpool_output_debug_info): Remove.
23408 * cgraphunit.c (varpool_output_debug_info): Remove.
23409 * dwarf2out.c (deferred_locations_struct): New struct
23410 (deferred_locations): New type.
23411 (deferred_locations_list): New static var.
23412 (deffer_location): New function.
23413 (gen_variable_die): Use it.
23414 (decls_for_scope): Output info on local static vars.
23415 (dwarf2out_finish): Process deferred locations.
23416 * varpool.c (varpool_output_debug_info): Remove.
23418 2009-02-27 Jan Hubicka <jh@suse.cz>
23421 * tree.h (TREE_PROTECTED): Fix comment.
23422 (BLOCK_HANDLER_BLOCK): Remove.
23423 (struct tree_block): Remove handler_block add body_block.
23424 (inlined_function_outer_scope_p): New.
23425 (is_body_block): Remove.
23426 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23427 * dwarf2out.c (is_inlined_entry_point): Remove.
23428 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23429 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23431 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23432 * gimplify.c (gimplify_expr): Gimplify body blocks.
23433 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23434 block with multiple subblocks.
23435 (dump_scope_block): Prettier output; dump more flags and info.
23436 (dump_scope_blocks): New.
23437 (remove_unused_locals): Use dump_scope_blocks.
23438 * tree-flow.h (dump_scope_blocks): Declare.
23439 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23440 * stmt.c (is_body_block): Remove.
23441 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23442 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23444 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23446 PR middle-end/39308
23447 * graphite.c (graphite_loop_normal_form): Do not call
23448 number_of_iterations_exit from a gcc_assert.
23450 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23452 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23453 jumps if COND is NULL.
23454 (find_cond_jump): New function.
23455 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23456 * config/s390/s390.md: Remove z10_cobra attribute value.
23458 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23460 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23461 force_const_mem returns NULL_RTX.
23463 2009-02-26 Jan Hubicka <jh@suse.cz>
23466 * cgraph.h (varpool_output_debug_info): Remove.
23467 * cgraphunit.c (varpool_output_debug_info): Remove.
23468 * dwarf2out.c (deferred_locations_struct): New struct
23469 (deferred_locations): New type.
23470 (deferred_locations_list): New static var.
23471 (deffer_location): New function.
23472 (gen_variable_die): Use it.
23473 (decls_for_scope): Output info on local static vars.
23474 (dwarf2out_finish): Process deferred locations.
23475 * varpool.c (varpool_output_debug_info): Remove.
23477 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23479 PR rtl-optimization/39241
23480 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23481 to subreg_offset_representable_p.
23483 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23485 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23486 execute function prototype. Get f and nregs from max_reg_num
23487 and get_insns. Remove the first backward pass as it's dead,
23488 guard the forward pass by flag_expensive_optimizations.
23489 (rest_of_handle_regmove): Delete.
23490 (pass_regmove): Replace it with regmove_optimize.
23492 2009-02-25 Martin Jambor <mjambor@suse.cz>
23494 PR tree-optimization/39259
23495 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23496 calls_alloca function flags.
23497 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23498 calls are detected.
23500 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23502 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23503 flags_set_1_rtx, flags_set_1_set): Delete.
23504 (regmove_optimize): Do not call mark_flags_life_zones.
23506 2009-02-24 Julian Brown <julian@codesourcery.com>
23509 * config/arm/arm.c (require_pic_register): Only set
23510 cfun->machine->pic_reg once per function.
23512 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23514 * doc/invoke.texi (Link Options): Document an easier way to pass
23515 options that take arguments to the GNU linker using -Xlinker and -Wl.
23517 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23520 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23522 2009-02-24 Richard Guenther <rguenther@suse.de>
23525 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23527 2009-02-24 Richard Guenther <rguenther@suse.de>
23528 Zdenek Dvorak <ook@ucw.cz>
23530 PR tree-optimization/39233
23531 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23532 from converting them to a generic type.
23534 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23536 PR tree-optimization/39260
23537 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23538 contains a condition with a real type.
23539 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23541 2009-02-23 Jason Merrill <jason@redhat.com>
23544 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23545 narrowing_initializer_constant_valid_p.
23546 (narrowing_initializer_constant_valid_p): Don't return
23547 null_pointer_node for adding a pointer to itself.
23549 2009-02-23 Jan Hubicka <jh@suse.cz>
23552 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23555 2009-02-23 Jan Hubicka <jh@suse.cz>
23557 PR tree-optimization/37709
23558 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23559 * tree.h (block_ultimate_origin): Declare.
23560 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23561 * tree-ssa-live.c (remove_unused_scope_block_p):
23562 Eliminate blocks containig no instructions nor live variables nor
23564 (dump_scope_block): New function.
23565 (remove_unused_locals): Enable removal of dead blocks by default;
23566 enable dumping at TDF_DETAILS.
23568 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23570 * config/i386/i386.c (classify_argument): Don't allow COImode
23572 (function_arg_advance_32): Don't allow OImode.
23573 (function_arg_32): Likewise.
23574 (function_value_32): Likewise.
23575 (return_in_memory_32): Likewise.
23576 (function_arg_64): Remove OImode comment.
23578 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23581 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23582 ix86_expand_vector_set for V4DImode in 64bit mode only.
23583 (ix86_expand_vector_init_one_var): Likewise.
23585 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23587 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23589 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23592 * loop-iv.c: Revert last change.
23593 * emit-rtl.c: Likewise.
23595 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23598 * config/i386/i386.c (type_natural_mode): Remove an extra
23599 space in the warning message.
23600 (function_value_32): Handle 32-byte vector modes.
23601 (return_in_memory_32): Likewise.
23603 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23605 * loop-iv.c (truncate_value): New function.
23606 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23608 (lowpart_subreg): Move to...
23609 * emit-rtl.c: ...here.
23611 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23613 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23614 accidental and undocumented change at revision 140860.
23616 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23618 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23619 take gimple_seq * arguments.
23620 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23621 types_compatible_p langhook.
23623 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23624 Joseph Myers <joseph@codesourcery.com>
23626 * config/arm/arm.c (arm_builtin_va_list): New function.
23627 (arm_expand_builtin_va_start): Likewise.
23628 (arm_gimplify_va_arg_expr): Likewise.
23629 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23630 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23631 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23632 (va_list_type): New variable.
23633 (arm_mangle_type): Mangle va_list_type appropriately.
23635 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23637 PR middle-end/39157
23638 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23639 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23640 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23641 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23642 parameter to 1000 for -O1 by default.
23643 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23645 * loop-invariant.c: Include params.h.
23646 (move_loop_invariants): Don't call move_single_loop_invariants on
23649 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23651 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23652 offset when calculating bounds for indexing stack_usage_map. Fixes
23653 a buffer overflow with certain target setups.
23655 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23658 * calls.c (expand_call): Clear try_tail_call if caller and callee
23659 disagree in promotion of function return value.
23661 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23664 * c-common.c (c_determine_visibility): If visibility changed and
23665 DECL_RTL has been already set, call make_decl_rtl to update symbol
23668 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23671 * varasm.c (assemble_variable): Don't check DECL_NAME when
23672 globalizing a variable.
23674 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23677 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23678 expression before any __builtin_trap call.
23679 * c-typeck.c (build_function_call): Convert and check function
23680 arguments before generating a call to a trap. Evaluate the
23681 function arguments before the trap.
23683 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23686 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23687 (UNSPEC_FXAM_MEM): New unspec.
23688 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23689 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23690 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23692 2009-02-19 Richard Guenther <rguenther@suse.de>
23694 PR tree-optimization/39207
23695 PR tree-optimization/39074
23696 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23697 storedanything_tree): New.
23698 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23699 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23700 (build_succ_graph): Add edges from STOREDANYTHING to all
23702 (init_base_vars): Initialize STOREDANYTHING.
23703 (compute_points_to_sets): Free substitution info after
23704 building the succ graph.
23705 (ipa_pta_execute): Likewise.
23707 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23709 (do_ds_constraint): Do not add to special var or non-pointer
23711 (type_could_have_pointers): Split out from ...
23712 (could_have_pointers): ... here. For arrays use the element type.
23713 (create_variable_info_for): Initialize may_have_pointers.
23714 (new_var_info): Likewise.
23715 (handle_lhs_call): Make the HEAP variable unknown-sized.
23716 (intra_create_variable_infos): Use a type with pointers for
23717 PARM_NOALIAS, make it unknown-sized.
23719 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23722 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23724 2009-02-18 Jason Merrill <jason@redhat.com>
23727 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23728 value if DECL_EXTERNAL.
23729 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23730 * target.h (gcc_target::binds_local_p): Clarify "module".
23731 * tree.h (TREE_PUBLIC): Clarify "module".
23733 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23736 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23737 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23739 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23742 * c.opt (Wabi): Support C and ObjC.
23745 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23747 * config/i386/i386.c (classify_argument): Warn once about the ABI
23748 change when passing union with long double.
23750 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23752 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23755 * c-parser.c (c_parser_compound_statement): Always enter and leave
23758 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23761 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23763 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23765 PR tree-optimization/36922
23766 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23767 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23770 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23772 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23775 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23777 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23779 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23781 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23784 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23785 Richard Sandiford <rdsandiford@googlemail.com>
23787 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23788 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23789 (loongson_biadd): ...this.
23791 2009-02-17 Richard Guenther <rguenther@suse.de>
23793 PR tree-optimization/39202
23794 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23795 a var make sure to follow existing collapses.
23797 2009-02-17 Richard Guenther <rguenther@suse.de>
23799 PR middle-end/39214
23800 * langhooks.c (lhd_print_error_function): Check for NULL block.
23802 2009-02-17 Richard Guenther <rguenther@suse.de>
23804 PR tree-optimization/39204
23805 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23808 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23810 * config/soft-fp/double.h: Update from glibc CVS.
23812 2009-02-17 Richard Guenther <rguenther@suse.de>
23814 PR tree-optimization/39207
23815 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23816 strict-aliasing warnings for pointers pointing to NULL.
23818 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23821 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23822 skipping until next close brace.
23824 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23827 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23828 to function argument boundary.
23830 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23832 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23833 in the lea_add. Reload eventually constraints it properly.
23834 * config/picochip/constraints.md: Remove the target constraint
23835 "b", since it is not needed anymore.
23837 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23839 * gthr-dce.h: Uglify function parameter and local variable names.
23840 * gthr-gnat.h: Likewise.
23841 * gthr-mipssde.h: Likewise.
23842 * gthr-nks.h: Likewise.
23843 * gthr-posix95.h: Likewise.
23844 * gthr-posix.h: Likewise.
23845 * gthr-rtems.h: Likewise.
23846 * gthr-single.h: Likewise.
23847 * gthr-solaris.h: Likewise.
23848 * gthr-tpf.h: Likewise.
23849 * gthr-vxworks.h: Likewise.
23850 * gthr-win32.h: Likewise.
23852 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23855 * config/i386/i386.md: Restrict the new peephole2 to move
23856 between MMX/SSE registers.
23858 2009-02-15 Richard Guenther <rguenther@suse.de>
23861 2009-02-13 Richard Guenther <rguenther@suse.de>
23863 * configure.ac: Enable LFS.
23864 * configure: Re-generate.
23865 * config.in: Likewise.
23867 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23869 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23870 spu_srqwbyte, spu_srqwbytebc): Define.
23871 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23872 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23873 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23874 "shrqby_<mode>"): New insn-and-split patterns.
23875 * config/spu/spu.c (expand_builtin_args): Determine and return
23876 number of operands using spu_builtin_description data.
23877 (spu_expand_builtin_1): Use it.
23879 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23882 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23885 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23888 * config/i386/i386.c (override_options): Correct warning
23889 messages for -malign-loops, -malign-jumps and -malign-functions.
23891 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23894 * config/i386/i386.md: Restrict the new peephole2 to move
23895 between the general purpose registers.
23897 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23900 * config/i386/i386.c (type_natural_mode): Add a new argument.
23901 Return the original mode and warn ABI change if vector size is 32byte.
23902 (function_arg_advance): Updated.
23903 (function_arg): Likewise.
23904 (ix86_function_value): Likewise.
23905 (ix86_return_in_memory): Likewise.
23906 (ix86_sol10_return_in_memory): Likewise.
23907 (ix86_gimplify_va_arg): Likewise.
23908 (function_arg_32): Don't warn ABX ABI change here.
23909 (function_arg_64): Likewise.
23911 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23913 * loop-iv.c (implies_p): In the final case, test that operands 0
23914 of the two comparisons match.
23916 * config/bfin/bfin.c (find_prev_insn_start): New function.
23917 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23918 (find_next_insn_start): Move.
23920 2009-02-13 Richard Guenther <rguenther@suse.de>
23922 * configure.ac: Enable LFS.
23923 * configure: Re-generate.
23924 * config.in: Likewise.
23926 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23929 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23930 sizes on syntax error after some arguments have been parsed.
23932 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23934 * doc/invoke.texi (-fira): Remove.
23936 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23938 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23939 * recog.c: Likewise.
23942 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23944 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23945 (umul_ppmm): Likewise.
23946 (count_leading_zeros): Likewise.
23947 (count_trailing_zeros): Likewise.
23948 (UMUL_TIME): Likewise.
23950 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23952 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23953 soft-fp/t-softfp to tmake_file.
23955 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23956 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23957 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23958 IA64_BUILTIN_INFQ]: New.
23959 (ia64_init_builtins): Initialize __builtin_infq,
23960 __builtin_fabsq and __builtin_copysignq if not HPUX.
23961 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23962 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23964 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23966 (__fixtfti): Likewise.
23967 (__fixunstfti): Likewise.
23968 (__floattitf): Likewise.
23970 * config/ia64/libgcc-glibc.ver: New.
23971 * config/ia64/t-fprules-softfp: Likewise.
23972 * config/ia64/sfp-machine.h: Likewise.
23974 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23975 (LIBGCC2_TF_CEXT): Likewise.
23976 (TF_SIZE): Likewise.
23977 (TARGET_INIT_LIBFUNCS): Likewise.
23979 * config/ia64/t-glibc (SHLINB_MAPFILES):
23980 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23982 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23984 * config/i386/i386.c (construct_container): Rewrite processing
23985 BLKmode with X86_64_SSE_CLASS.
23987 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23990 * config/i386/i386.md: Replace simplify_replace_rtx with
23991 replace_rtx in the new peephole2.
23993 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23995 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23996 loop unrolling do not happen at -O2.
23998 2009-02-12 Michael Matz <matz@suse.de>
24000 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24002 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24004 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24007 2009-02-12 Ben Elliston <bje@au.ibm.com>
24009 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24010 patterns when updating the back chain. Missed in the 2009-02-10
24013 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24015 * doc/extend.texi (Decimal Floating Types): Update identifier of
24016 draft TR and list of missing support.
24018 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24020 PR middle-end/39154
24021 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24022 bit to variable length decl's flags, add it also to its
24023 pointer replacement variable.
24025 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24026 Jakub Jelinek <jakub@redhat.com>
24029 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24030 (memory_blockage): New expander.
24031 (*memory_blockage): New insn pattern.
24032 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24033 instead of general blockage at the end of function prologue when
24034 frame pointer is used to access red zone area. Do not emit blockage
24035 when profiling, it is emitted in generic code.
24036 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24037 function epilogue when frame pointer is used to access red zone area.
24039 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24042 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24043 by arithmetic with memory operands.
24044 * config/i386/predicates.md (commutative_operator): New.
24046 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24048 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24051 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24053 * alias.h (record_alias_subset): Declare.
24054 * alias.c (record_alias_subset): Make global.
24056 2009-02-10 Nick Clifton <nickc@redhat.com>
24058 * tree-parloops.c: Change license to GPLv3.
24059 * ipa-struct-reorg.c: Change license to GPLv3.
24060 * ipa-struct-reorg.h: Change license to GPLv3.
24062 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24065 * c-decl.c (start_struct): Return NULL on error.
24067 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24069 PR middle-end/39124
24070 * cfgloopmanip.c (remove_path): Call remove_bbs after
24071 cancel_loop_tree, not before it.
24074 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24075 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24076 VAR_DECLs were seen.
24077 * tree-ssa-live.c (remove_unused_locals): Recompute
24078 cfun->has_local_explicit_reg_vars.
24079 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24080 copies or clearings if cfun->has_local_explicit_reg_vars.
24082 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24085 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24086 of function prologue when frame pointer is used to access
24089 2009-02-10 Richard Guenther <rguenther@suse.de>
24091 PR middle-end/39127
24092 * gimplify.c (gimple_regimplify_operands): Always look if
24093 we need to create a temporary.
24095 2009-02-10 Richard Guenther <rguenther@suse.de>
24097 PR tree-optimization/39132
24098 * tree-loop-distribution.c (todo): New global var.
24099 (generate_memset_zero): Trigger TODO_rebuild_alias.
24100 (tree_loop_distribution): Return todo.
24102 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24105 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24106 (x86_64_reg_class_name): Removed.
24107 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24108 first one isn't X86_64_SSE_CLASS or any other ones aren't
24109 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24110 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24111 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24112 and 3 X86_64_SSEUP_CLASS.
24113 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24114 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24116 2009-02-10 Ben Elliston <bje@au.ibm.com>
24118 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24119 form instruction to update the stack back chain word, even if the
24120 user has disabled the generation of update instructions.
24121 (movdi_<mode>_update_stack): New.
24122 (movsi_update_stack): Likewise.
24123 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24124 always use an update form instruction to update the stack back
24127 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24129 PR middle-end/38953
24130 * graphite.c (if_region_set_false_region): After moving a region in
24131 the false branch of a condition, remove the empty dummy basic block.
24132 (gloog): Remove wrong fix for PR38953.
24134 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24136 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24137 generation due to implicit sign extension.
24139 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24141 PR middle-end/38981
24142 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24143 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24145 2009-02-09 Richard Guenther <rguenther@suse.de>
24147 PR middle-end/35202
24148 * convert.c (convert_to_real): Disable (float)fn((double)x)
24149 to fnf(x) conversion if errno differences may occur and
24150 -fmath-errno is set.
24152 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24154 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24155 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24156 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24158 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24161 * c-common.c (handle_alias_attribute): Disallow attribute for
24162 anything not a FUNCTION_DECL or VAR_DECL.
24164 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24167 * real.c (do_compare): Special-case compare of zero against
24168 decimal float value.
24170 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24173 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24174 as indicating flexible array members unless the field itself is
24175 being declarared as the incomplete array.
24177 2009-02-06 Jan Hubicka <jh@suse.cz>
24179 PR tree-optimization/38844
24180 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24181 is already inlined.
24183 2009-02-06 Richard Guenther <rguenther@suse.de>
24185 PR middle-end/38977
24186 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24187 fork because we may expand it as __gcov_fork.
24189 2009-02-06 Nick Clifton <nickc@redhat.com>
24191 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24193 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24195 PR tree-optimization/35659
24196 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24197 vn_phi_eq): Shortcut if hashcode does not match.
24198 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24200 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24201 and avoid iterative_hash_expr.
24202 (FOR_EACH_VALUE_ID_IN_SET): New.
24203 (value_id_compare): Remove.
24204 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24205 sort expressions by value id.
24207 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24210 * config/sh/predicates.md (general_movsrc_operand): Don't check
24211 the subreg of system registers here.
24213 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24216 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24217 on the copied decl.
24219 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24221 PR rtl-optimization/39110
24222 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24223 addresses, not aligned ones.
24225 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24226 Richard Guenther <rguenther@suse.de>
24228 PR tree-optimization/39100
24229 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24230 comment says and add edges.
24232 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24235 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24236 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24238 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24240 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24241 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24242 register_bb_in_sese, new_sese, free_sese): Moved.
24243 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24244 outermost_loop_in_scop, build_scop_iteration_domain,
24245 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24246 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24247 Use loop_in_sese_p instead of loop_in_scop_p.
24248 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24249 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24250 (scopdet_basic_block_info): Fix bug in scop detection.
24251 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24252 eq_loop_to_cloog_loop): Remove.
24253 (nb_loops_around_loop_in_scop, nb_loop
24254 ref_nb_loops): Moved here...
24255 * graphite.h (ref_nb_loops): ... from here.
24256 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24257 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24258 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24259 * testsuite/gcc.dg/graphite/scop-19.c: New
24261 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24262 Hans-Peter Nilsson <hp@axis.com>
24264 PR rtl-optimization/37889
24265 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24266 Move offset handling from PLUS to before the switch. Use new
24267 arguments when considering SYMBOL_REFs too.
24268 (rtx_addr_can_trap_p): Pass dummy offset and size.
24269 (enum may_trap_p_flags): Remove.
24270 (may_trap_p_1): Pass size from MEM_SIZE.
24272 PR rtl-optimization/38921
24273 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24274 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24275 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24276 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24278 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24280 AVX Programming Reference (January, 2009)
24281 * config/i386/sse.md (*vpclmulqdq): New.
24283 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24285 PR tree-optimization/38977
24286 PR gcov-profile/38292
24287 * calls.c (special_function_p): Disregard __builtin_ prefix.
24289 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24291 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24292 non-indexable addresses even before reload.
24294 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24297 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24298 as having variable size. Do not give an error for unnamed
24299 parameters with [*] declarators. Give a warning for type names
24300 with [*] declarators and mark them as variable size.
24301 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24302 for sizeof applied to [*] type names.
24304 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24307 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24309 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24311 * gcc.c (process_command): Update copyright notice dates.
24312 * gcov.c (print_version): Likewise.
24313 * gcov-dump.c (print_version): Likewise.
24314 * mips-tfile.c (main): Likewise.
24315 * mips-tdump.c (main): Likewise.
24317 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24320 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24321 for composite type involving a zero-length array type.
24323 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24326 * function.c (match_asm_constraints_1): Skip over
24327 initial optional % in the constraint.
24329 PR inline-asm/39059
24330 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24331 supported, don't accept FIXED_CSTs.
24332 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24333 and _Sat is used without _Fract/_Accum. Set specs->type to
24334 integer_type_node for cts_fract/cts_accum if fixed point is not
24337 2009-02-02 Catherine Moore <clm@codesourcery.com>
24339 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24341 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24343 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24344 (ABI_HAS_64BIT_SYMBOLS): Use it.
24345 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24347 2009-02-02 Paul Brook <paul@codesourcery.com>
24349 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24351 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24353 PR inline-asm/39058
24354 * recog.h (asm_operand_ok): Add constraints argument.
24355 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24356 recurse on matching constraint.
24357 (check_asm_operands): Pass constraints as 3rd argument to
24358 asm_operand_ok. Don't look up matching constraint here.
24359 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24362 2009-02-02 Ben Elliston <bje@au.ibm.com>
24364 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24365 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24367 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24369 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24370 information. Remove some obsolete information. Reorganize.
24372 * config/pa/fptr.c: Revert license to GPL 2.
24373 * config/pa/milli64.S: Likewise.
24375 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24378 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24379 LIBRARY name in, instead of hard-coding it.
24380 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24381 extra target make frag to tmake_files according to EH model.
24382 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24383 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24384 frags that define makefile variable EH_MODEL appropriately.
24385 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24386 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24387 to "-sjlj" according to type of EH configured.
24388 (LIBGCC_SONAME): Concatenate it to shared library base name.
24389 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24390 to "_sjlj" according to type of EH configured.
24391 (LIBGCC_SONAME): Concatenate it to shared library base name.
24392 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24393 (SHLIB_LINK): Add missing semicolon to if-else construct.
24394 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24395 string value of "pe_dll" command-line option.
24396 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24397 (SHLIB_SONAME): Use it when overriding t-cygming default.
24398 (SHLIB_IMPLIB): Override t-cygming default.
24399 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24400 string value of "pe_dll" command-line option.
24402 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24405 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24406 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24408 2009-01-31 Richard Guenther <rguenther@suse.de>
24410 PR tree-optimization/38937
24411 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24412 computing the transitive closure.
24414 2009-01-30 Richard Guenther <rguenther@suse.de>
24416 PR tree-optimization/39041
24417 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24418 Propagate variable indices only if the types match for this stmt.
24420 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24423 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24424 inline but never defined.
24426 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24428 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24429 (*insv_h_di_reg_extimm): New insn.
24430 (*insv_l<mode>_reg_extimm): New insn.
24432 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24434 * config/picochip/picochip.c (flag_conserve_stack): set
24435 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24436 fconserve-stack. Reduce call-overhead used by inliner.
24438 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24441 * common.opt (flag_conserve_stack): Initialised to zero.
24443 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24446 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24447 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24450 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24452 * ira-color.c (allocno_reload_assign): Update comments.
24453 * regmove.c (regmove_optimize): Likewise.
24457 2009-01-29 Robert Millan <rmh@aybabtu.com>
24459 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24460 * config/i386/kopensolaris-gnu.h: New file. Undefine
24461 `MD_UNWIND_SUPPORT'.
24462 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24464 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24466 PR tree-optimization/39007
24467 * tree-loop-distribution.c (generate_builtin): Use
24468 recompute_dominator to compute the immediate dominator of the
24469 basic block just after the loop.
24471 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24473 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24474 (ASM_OUTPUT_DWARF_PCREL): Define.
24476 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24478 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24479 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24480 global. Modify entries about regmove and IRA.
24482 * ra-conflict.c: Remove the file.
24484 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24486 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24487 (pass_regclass_init): Rename to pass_reginfo_init.
24489 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24491 * toplev.h (flag_ira): Remove.
24493 * caller-save.c (setup_save_areas): Remove flag_ira.
24495 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24497 * global.c: Remove the file.
24499 * opts.c (decode_options): Remove flag_ira.
24501 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24503 * regmove.c: Modify file description.
24504 (find_use_as_address, try_auto_increment): Define them only if
24505 AUTO_INC_DEC is defined.
24506 (replacement_quality, replace_in_call_usage, fixup_match_1,
24507 stable_and_no_regs_but_for_p): Remove.
24508 (reg_set_in_bb): Make it static.
24509 (regmove_optimize): Remove flag_ira and code which worked for
24512 * local-alloc.c: Remove the file.
24514 * common.opt (fira): Remove.
24516 * ira.c: Include except.h.
24517 (eliminable_regset): Move from global.c.
24518 (mark_elimination): Ditto. Remove flag_ira.
24519 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24520 equiv_mem_modified, validate_equiv_mem_from_store,
24521 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24522 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24523 no_equiv, recorded_label_ref): Move from local-alloc.c.
24524 (update_equiv_regs): Ditto. Make it static.
24525 (print_insn_chain, print_insn_chains): Move it from global.c.
24526 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24527 (build_insn_chain): Ditto. Make it static.
24528 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24529 Rename to init_live_subregs.
24530 (gate_ira): Remove flag_ira.
24532 * regclass.c: Rename reginfo.c. Change file description.
24533 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24534 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24535 (init_reg_sets_1): Remove code for evaluation of
24536 reg_class_superclasses and losing_caller_save_reg_set.
24537 (init_regs): Remove init_reg_autoinc.
24538 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24539 ok_for_base_p_nonstrict): Remove.
24540 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24541 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24542 corresponding entries.
24543 (dump_regclass, record_operand_costs, scan_one_insn,
24544 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24545 record_address_regs, auto_inc_dec_reg_p): Remove.
24546 (gt-regclass.h): Rename to gt-reginfo.h.
24548 * rtl.h (dump_global_regs, retry_global_alloc,
24549 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24551 * Makefile.in (RA_H): Remove.
24552 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24553 Rename regclass.o to reginfo.o.
24554 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24556 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24557 (GTFILES): Rename regclass.c to reginfo.c.
24559 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24560 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24562 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24563 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24565 (finish_spills): Ditto. Remove code for !flag_ira.
24567 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24569 PR middle-end/35854
24570 * doc/invoke.texi (rtl debug options): Complete rewrite.
24571 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24573 * mode-switching.c (pass_mode_switching): Rename pass from
24574 "mode-sw" to "mode_sw".
24575 * except.c (pass_convert_to_eh_ranges): Rename pass from
24576 "eh-ranges" to "eh_ranges".
24577 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24581 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24582 Alexander Monakov <amonakov@ispras.ru>
24584 PR middle-end/38857
24585 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24587 (move_exprs_to_boundary): Change return type and pass through
24588 should_move from move_op. Relax assert. Update usage ...
24589 (schedule_expr_on_boundary): ... here. Use should_move instead of
24591 (move_op_orig_expr_found): Indicate that insn was disconnected from
24593 (code_motion_process_successors): Do not call after_merge_succs
24594 callback if original expression was not found when traversing any of
24596 (code_motion_path_driver): Change return type. Update prototype.
24597 (move_op): Update comment. Add a new parameter (should_move). Update
24598 prototype. Set *should_move based on indication provided by
24599 move_op_orig_expr_found.
24601 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24603 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24604 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24605 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24606 * config/rs6000/rs6000.c (rs6000_override_options): Default
24607 avoid-indexed-addresses on for Power6, off for everything else.
24608 (avoiding_indexed_address_p): New function.
24609 (rs6000_legitimize_address): Use it.
24610 (rs6000_legitimate_address): Likewise.
24611 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24613 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24615 PR tree-optimization/38997
24616 * tree-loop-distribution.c (generate_memset_zero): Use
24617 POINTER_PLUS_EXPR for a pointer addition.
24619 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24621 * config/s390/s390.md (bswap<mode>2): New pattern added.
24623 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24625 * config/s390/s390.md (*tls_load_31): Added type attribute.
24627 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24629 * config/s390/s390.md: Fix a few comments.
24631 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24633 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24634 (*tm<mode>_full): Fixed z10prop attribute.
24635 (*tst<mode>_extimm): Fixed z10prop attribute.
24636 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24637 (*tstqiCCT_cconly): Fixed z10prop attribute.
24638 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24639 (*movsi_larl): Fixed z10prop attribute.
24640 (*movsi_zarch): Fixed z10prop attribute.
24641 (*movsi_eas): Fixed z10prop attribute.
24642 (*movhi): Fixed z10prop attribute.
24643 (*movqi): Fixed z10prop attribute.
24644 (*movstrictqi): Fixed z10prop attribute.
24645 (*mov<mode>): Fixed z10prop attribute.
24646 (*movcc): Fixed z10prop attribute.
24647 (*sethighpartdi_64): Fixed z10prop attribute.
24648 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24649 (*negdi2_sign_cc): Fixed z10prop attribute.
24650 (*negdi2_sign): Fixed z10prop attribute.
24651 (*absdi2_sign_cc): Fixed z10prop attribute.
24652 (*absdi2_sign): Fixed z10prop attribute.
24653 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24654 (*negabsdi2_sign): Fixed z10prop attribute.
24655 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24656 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24657 (doloop_si64): Fixed z10prop attribute.
24658 (doloop_si31): Fixed z10prop attribute.
24659 (doloop_long): Fixed z10prop attribute.
24660 (indirect_jump): Fixed z10prop attribute.
24661 (nop): Fixed z10prop attribute.
24662 (main_base_64): Fixed z10prop attribute.
24663 (reload_base_64): Fixed z10prop attribute.
24665 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24667 PR rtl-optimization/38740
24668 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24670 * config/mips/mips.c (mips_reorg): Likewise.
24672 2009-01-28 Richard Guenther <rguenther@suse.de>
24674 PR tree-optimization/38926
24675 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24676 with the correct value id to a value.
24677 (do_regular_insertion): Use the value number of edoubleprime
24678 for the value number of the expr.
24681 2008-08-21 Richard Guenther <rguenther@suse.de>
24683 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24684 a PHI ask VN if it is already available.
24685 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24686 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24688 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24690 PR middle-end/38934
24691 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24692 set to varying whenever max has TREE_OVERFLOW set, similarly
24693 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24695 2009-01-28 Richard Guenther <rguenther@suse.de>
24697 PR middle-end/38908
24698 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24699 uninitialized aggregate uses in call arguments.
24701 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24703 PR tree-optimization/38984
24704 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24705 the nothing_id variable if -fno-delete-null-pointer-checks.
24707 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24710 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24711 (set_got_offset_rex64): Ditto.
24713 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24716 * doc/extend.texi: Improve local variable with asm reg.
24718 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24720 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24721 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24722 was not supplied then set warn_packed_bitfield_compat to the
24723 default value of 1.
24724 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24727 2009-01-27 Richard Guenther <rguenther@suse.de>
24729 PR tree-optimization/38503
24730 * cfgexpand.c (expand_gimple_basic_block): Ignore
24731 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24732 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24733 variables that cannot have TBAA applied.
24734 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24737 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24739 PR middle-end/38969
24740 * calls.c (initialize_argument_information): Do not wrap complex
24741 arguments in SAVE_EXPR.
24743 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24745 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24746 (INSTALL_LIBGCC): Revert typo commit.
24748 2009-01-26 Richard Guenther <rguenther@suse.de>
24750 PR tree-optimization/38745
24751 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24752 from special handling.
24754 2009-01-26 Richard Guenther <rguenther@suse.de>
24756 PR tree-optimization/38745
24757 * tree-ssa.c (execute_update_addresses_taken): Do not include
24758 variables that cannot possibly be a register in not_reg_needs.
24759 Do not clear TREE_ADDRESSABLE on vars that may not become
24761 * tree-ssa.c (update_alias_info_1): Include those in the set
24762 of addressable vars.
24764 2009-01-26 Richard Guenther <rguenther@suse.de>
24766 PR middle-end/38851
24767 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24768 * tree-ssa-dse.c: Include langhooks.h
24769 (execute_simple_dse): Remove stores with zero size.
24771 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24774 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24777 2009-01-24 Julian Brown <julian@codesourcery.com>
24779 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24780 config/arm/linux-atomic.c.
24781 * config/arm/linux-atomic.c: New.
24783 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24785 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24786 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24787 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24789 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24792 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24795 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24797 PR tree-optimization/38953
24798 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24799 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24800 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24801 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24804 2009-01-24 Paul Brook <paul@codesourcery.com>
24806 * config/arm/neon.md (neon_type): Move to arm.md.
24807 (neon_mov<VSTRUCT>): Add neon_type attribute.
24808 * config/arm/arm.md (neon_type): Move to here.
24809 (conds): Add "unconditioal" and use as default for NEON insns.
24811 2009-01-24 Ben Elliston <bje@au.ibm.com>
24813 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24814 void *' warning from -Wc++-compat.
24815 * Makefile.in (dominance.o-warn): Remove.
24817 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24819 PR tree-optimization/38932
24820 * fold-const.c (fold_unary_ignore_overflow): New.
24821 * tree.h (fold_unary_ignore_overflow): Declare.
24822 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24823 * tree-ssa-sccvn.c (visit_reference_op_load,
24824 simplify_unary_expression): Likewise.
24826 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24828 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24829 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24830 regardless of their type.
24831 * c-common.c (handle_packed_attribute): Don't ignore packed on
24833 * c.opt (Wpacked-bitfield-compat): New warning option.
24834 * stor-layout.c (place_field): Warn if offset of a field changed.
24835 * doc/extend.texi (packed): Mention the ABI change.
24836 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24837 (Warning Options): Add it to the list.
24839 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24841 * c-opts.c (c_common_post_options): Fix a typo in comments.
24843 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24845 PR middle-end/38615
24846 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24847 variables to static.
24848 * doc/invoke.texi (-fmerge-all-constants): Update description.
24850 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24853 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24854 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24856 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24858 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24860 (LOCAL_ALIGNMENT): Similarly.
24862 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24863 Joseph Myers <joseph@codesourcery.com>
24865 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24866 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24867 * config/arm/arm-tune.md: Regenerate.
24868 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24871 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24873 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24874 version number to five.
24876 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24879 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24880 * c-common.c (set_underlying_type): Likewise.
24881 (is_typedef_decl ): Likewise
24883 (set_underlying_type): Likewise.
24884 (is_typedef_type): Likewise.
24886 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24888 PR middle-end/38587
24889 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24892 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24895 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24896 (LIBGCC_SPEC): Don't define.
24897 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24899 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24901 PR rtl-optimization/38879
24902 * alias.c (base_alias_check): Unaligned access via AND address can
24903 alias all surrounding object types except those with sizes equal
24904 or wider than the size of unaligned access.
24906 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24909 * c-decl.c (clone_underlying_type): Move this ...
24910 * c-common.c (set_underlying_type): ... here.
24911 Also, make sure the function properly sets TYPE_STUB_DECL() on
24912 the newly created typedef variant type.
24913 (is_typedef_decl ): New entry point.
24914 * tree.h: Added a new member member_types_needing_access_check to
24915 struct tree_decl_non_common.
24916 (set_underlying_type): New entry point.
24917 (is_typedef_type): Likewise.
24919 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24921 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24922 Check whether two instructions have memory references that
24923 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24924 are helper functions for traversing.
24925 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24926 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24927 not to draw dependency edge for instructions with non-conflicting
24930 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24933 * longlong.h: Update copyright years. Use soft-fp license notice.
24934 Sync __clz_tab declaration with glibc.
24936 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24939 * doc/extend.texi (syscall_linkage): New.
24940 (version_id): Modify.
24942 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24943 Richard Guenther <rguenther@suse.de>
24945 PR tree-optimization/38747
24946 PR tree-optimization/38748
24947 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24948 conversion if the base address is an indirect reference and the
24949 aliasing sets could cause issues.
24951 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24953 * common.opt (fgraphite, fgraphite-identity): Add comment for
24954 explaining why these options are not documented.
24956 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24958 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24959 gimple_call_lhs is NULL.
24961 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24964 * emit-rtl.c (adjust_address_1): Make sure memref is never
24967 2009-01-20 Ben Elliston <bje@au.ibm.com>
24969 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24970 const qualifier from arg parameter. Remove unnecessary cast to char *.
24971 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24972 const qualifier from arg 2.
24974 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24976 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24978 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24981 * rtl.h (reinit_regs): New prototype.
24982 * regclass.c: Include ira.h.
24983 (reinit_regs): New.
24984 * Makefile.in (regclass.o): Add ira.h.
24985 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24987 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24990 * c-common.c (handle_aligned_attribute): Use
24991 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24992 default alignment value.
24994 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24996 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24997 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24999 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25000 __BIGGEST_ALIGNMENT__.
25002 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25004 2009-01-18 Richard Guenther <rguenther@suse.de>
25006 PR tree-optimization/38819
25007 * tree-flow.h (operation_could_trap_helper_p): Declare.
25008 * tree-eh.c (operation_could_trap_helper_p): Export.
25009 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25010 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25011 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25012 are about to insert a possibly trapping instruction and fail
25015 2009-01-18 Andreas Schwab <schwab@suse.de>
25017 * doc/install.texi (Configuration): Remove obsolete paragraph
25018 about use of --with-gnu-ld with --with-gnu-as.
25020 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25022 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25023 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25024 Follow spelling conventions.
25026 2009-01-18 Ben Elliston <bje@au.ibm.com>
25028 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25029 C++ warning about implicit conversion from void * to struct
25031 (bitmap_obstack_free): Likewise for bitmap_element *.
25032 * Makefile.in (bitmap.o-warn): Remove.
25034 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25036 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25038 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25039 Tobias Grosser <tobi.grosser@amd.com>
25041 * graphite.c (graphite_trans_scop_block): Do not block single
25044 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25046 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25047 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25048 test with assertion.
25050 2009-01-16 Richard Guenther <rguenther@suse.de>
25052 PR tree-optimization/38835
25053 PR middle-end/36227
25054 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25055 and INT + PTR -> (INT)(PTR p+ INT) folding.
25056 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25058 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25061 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25062 the subreg from a lowpart subreg if it is also casting the value.
25064 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25065 Tobias Grosser <tobi.grosser@amd.com>
25067 * graphite.c (compare_prefix_loops): New.
25068 (build_scop_canonical_schedules): Rewritten.
25069 (graphite_transform_loops): Move build_scop_canonical_schedules
25070 after build_scop_iteration_domain.
25072 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25073 Tobias Grosser <tobi.grosser@amd.com>
25075 * graphite.c (add_conditions_to_domain): Add the loops to
25076 the dimension of the iteration domain. Do copy the domain
25077 only when it exists.
25078 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25079 (add_conditions_to_constraints): New.
25080 (can_generate_code_stmt, can_generate_code): Removed.
25081 (gloog): Do not call can_generate_code.
25082 (graphite_transform_loops): Call add_conditions_to_constraints
25083 after building the iteration domain.
25085 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25087 PR tree-optimization/38789
25088 * tree-ssa-threadedge.c
25089 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25090 __builtin_constant_p.
25092 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25094 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25095 examined before deleting them.
25097 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25099 * function.c (aggregate_value_p): Correctly extract the function
25100 type from CALL_EXPR_FN lookup.
25102 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25104 * config/picochip/picochip.c (picochip_override_options): Revert
25105 CFI asm flag disable commited previously.
25107 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25108 Tobias Grosser <tobi.grosser@amd.com>
25109 Jan Sjodin <jan.sjodin@amd.com>
25111 * graphite.c (scan_tree_for_params): On substractions negate
25112 all the coefficients of the term.
25113 (clast_to_gcc_expression_red): New. Handle reduction expressions
25114 of more than two operands.
25115 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25116 (get_vdef_before_scop): Handle also the case of default definitions.
25118 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25120 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25121 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25122 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25124 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25125 Joey Ye <joey.ye@intel.com>
25127 PR middle-end/37843
25128 * cfgexpand.c (expand_stack_alignment): Don't update stack
25129 boundary nor check incoming stack boundary here.
25130 (gimple_expand_cfg): Update stack boundary and check incoming
25131 stack boundary here.
25133 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25135 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25137 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25139 PR rtl-optimization/38245
25140 * calls.c (expand_call): Add stack arguments to
25141 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25142 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25143 in regs and partially in memory or BLKmode arguments.
25144 (emit_library_call_value_1): Add stack arguments to
25145 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25146 ACCUMULATE_OUTGOING_ARGS).
25147 * dce.c: Include tm_p.h.
25148 (find_call_stack_args): New function.
25149 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25151 (mark_insn): Call find_call_stack_args for CALL_Ps.
25152 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25153 forwards. Allocate and free arg_stores bitmap if needed, pass it
25154 down to deletable_insn_p, don't mark stores set in arg_stores
25155 bitmap, clear the bitmap at the beginning of each bb.
25156 * Makefile.in (dce.o): Depend on $(TM_P_H).
25158 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25161 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25162 to make sure the insn is a conditional test (bug 22599). Reformat a
25165 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25167 PR middle-end/38431
25168 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25169 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25170 (gloog): Do not call cleanup_tree_cfg.
25171 (graphite_transform_loops): Call cleanup_tree_cfg after all
25172 scops have been code generated.
25174 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25175 * doc/gty.texi (Invoking the garbage collector): Added new node
25176 and section documenting ggc_collect.
25178 2009-01-14 Richard Guenther <rguenther@suse.de>
25180 PR tree-optimization/38826
25181 PR middle-end/38477
25182 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25183 initialization notes only if we actually emitted a warning.
25184 (intra_create_variable_infos): Add constraints for a result decl
25185 that is passed by hidden reference.
25186 (build_pred_graph): Mark all related variables non-direct on
25189 2009-01-14 Nick Clifton <nickc@redhat.com>
25191 * ira-conflicts.c: Include addresses.h for the definition of
25193 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25194 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25196 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25199 * Makefile.in (ira-lives.o): Add except.h.
25201 * ira-lives.c: Include except.h.
25202 (process_bb_node_lives): Process can_throw_internal.
25204 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25206 PR rtl-optimization/38774
25207 * combine.c (simplify_set): When undoing cc_use change, don't do
25208 PUT_CODE on the newly created comparison, but instead put back the
25211 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25213 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25214 values. Remove duplicate arm8 entry.
25216 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25218 PR tree-optimization/38786
25219 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25220 the SSA_NAME case of expand_scalar_variables_expr.
25221 Set the type of an expression to the type of its assign statement.
25222 (expand_scalar_variables_expr): Also gather the scalar computation
25223 used to index the memory access. Do not pass loop_p.
25224 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25225 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25226 the gimple_stmt_iterator where it inserts new code.
25227 Do not pass loop_p.
25228 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25229 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25231 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25233 * graphite.h (debug_value): Removed.
25234 * graphite.c (debug_value): Removed.
25236 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25238 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25239 ldrd/strd with two 32-bit instructions.
25241 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25243 * config/arm/arm.c (struct processors): Pass for speed down into
25244 cost helper functions.
25245 (const_ok_for_op): Handle COMPARE and inequality nodes.
25246 (arm_rtx_costs_1): Rewrite.
25247 (arm_size_rtx_costs): Update prototype.
25248 (arm_rtx_costs): Pass speed down to helper functions.
25249 (arm_slowmul_rtx_costs): Rework cost calculations.
25250 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25251 (arm_9e_rtx_costs): Likewise.
25253 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25255 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25256 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25257 (alpha_legitimize_address): Do not split local symbols wider than
25258 UNITS_PER_WORD into HIGH/LO_SUM parts.
25260 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25263 * gcc.c (process_command): Replace call to execvp with calls
25264 to pex_one and exit.
25266 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25269 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25270 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25271 variant for devices with 3-byte PC.
25272 (__tablejump_elpm__): New.
25274 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25277 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25278 offsetof member-designator, handle it as `[0].'.
25280 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25282 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25283 function when not using named sections on targets with named sections
25284 if branch distance is less than 262132.
25286 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25288 * combine.c (combine_instructions): Recompute
25289 optimize_this_for_speed_p for each BB in the main combine loop.
25291 2009-01-12 Tomas Bily <tbily@suse.cz>
25294 * tree-loop-distribution.c (prop_phis): New function.
25295 (generate_builtin): Call prop_phis.
25296 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25298 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25300 PR tree-optimization/38807
25301 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25302 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25304 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25306 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25307 subreg of op0 to the original op0.
25309 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25311 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25313 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25316 * mips-tfile.c (parse_def): Fix parsing of def strings
25317 starting with digits.
25319 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25322 * config/arm/arm.c (arm_is_long_call_p): Don't call
25323 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25325 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25327 * regrename.c (regrename_optimize): Fix dumping.
25328 (find_oldest_value_reg): Preserve REG_POINTER.
25329 (copy_hardreg_forward_1): Likewise.
25331 2009-01-09 Diego Novillo <dnovillo@google.com>
25333 * gimple.h (struct gimple_statement_base) <uid>: Document
25334 the restrictions on its use.
25335 (gimple_uid): Tidy.
25336 (gimple_set_uid): Tidy.
25338 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25340 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25341 zero guard even if align_bytes != 0 and count is smaller than
25344 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25346 PR rtl-optimization/38495
25347 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25348 (add_range_and_copies_from_move_list): Print all added ranges.
25349 Add ranges to memory optimized destination.
25351 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25355 * config/i386/i386.c (override_options): Reject
25356 -mstringop-strategy=rep_8byte with -m32.
25357 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25358 to 1. Do count comparison against epilogue_size_needed at compile
25359 time even when count_exp was constant forced into register. For
25360 size_needed don't jump to epilogue, instead just avoid aligning
25361 and invoke the body algorithm. If need_zero_guard, add zero guard
25362 even if count is non-zero, but smaller than size_needed + number of
25363 bytes that could be stored for alignment.
25364 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25365 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25366 but smaller than size_needed + number of bytes that could be stored
25367 for alignment. Compare size_needed with epilogue_size_needed instead
25368 of desired_align - align, don't adjust size_needed, pass
25369 epilogue_size_needed to the epilogue expanders.
25372 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25374 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25376 * pa.c (last_address): Change to unsigned.
25377 (update_total_code_bytes): Change argument to unsigned. Don't
25378 check if insn addresses are set.
25379 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25380 addresses are not set.
25381 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25383 2009-01-09 Nick Clifton <nickc@redhat.com>
25385 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25386 DECL_DECLARED_INLINE_P.
25388 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25390 PR middle-end/38347
25391 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25392 GET_MODE (op0) in operand_subword_force calls.
25394 PR middle-end/38771
25395 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25396 fold_convert arg0 operands to TREE_TYPE (op0) first.
25398 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25400 * params.def (ira-max-conflict-table-size): Decrease default value
25403 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25405 PR tree-optimization/37031
25406 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25408 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25409 allocate it using gc instead of heap, use VEC_quick_push instead of
25411 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25412 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25413 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25414 allocated vector from heap allocated.
25415 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25416 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25417 vector only after perfect_loop_nest_depth call.
25419 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25420 Jan Sjodin <jan.sjodin@amd.com>
25422 PR tree-optimization/38559
25423 * graphite.c (debug_value, copy_constraint,
25424 swap_constraint_variables, scale_constraint_variable, ): New.
25425 (get_lower_bound, get_upper_bound): Removed.
25426 (graphite_trans_bb_strip_mine): Clean up this code that works
25427 only for constant number of iterations. Fully copy upper and
25428 lower bound constraints, not only the constant part of them.
25429 * graphite.h (debug_value): Declared.
25431 2009-01-08 Ira Rosen <irar@il.ibm.com>
25433 PR tree-optimization/37194
25434 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25435 Don't add the cost of cost model guard in prologue to scalar
25436 outside cost in case of known number of iterations.
25438 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25439 Alan Modra <amodra@bigpond.net.au>
25441 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25442 non-word-aligned REG+CONST addressing.
25444 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25447 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25448 free_after_compilation when outputting a thunk.
25449 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25450 Do not call free_after_compilation here.
25452 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25454 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25455 (ix86_valid_target_attribute_inner_p): Ditto.
25457 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25459 PR tree-optimization/38492
25460 PR tree-optimization/38498
25461 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25462 * tree-chrec.h (scev_is_linear_expression): Declared.
25463 * graphite.c (graphite_cannot_represent_loop_niter): New.
25464 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25465 (graphite_loop_normal_form): Use gcc_assert.
25466 (scan_tree_for_params): Use CASE_CONVERT.
25467 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25468 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25469 Use gcc_assert. Discard scops that contain unhandled cases.
25470 (build_scop_conditions): Return a boolean status for unhandled cases.
25471 (strip_mine_profitable_p): Print the loop number, not its depth.
25472 (is_interchange_valid): Pass the depth of the loop nest, don't
25473 recompute it wrongly.
25474 (graphite_trans_bb_block): Same.
25475 (graphite_trans_bb_block): Print tentative of loop blocking.
25476 (graphite_trans_scop_block): Do not print that the loop has been
25478 (graphite_transform_loops): Do not handle scops that contain condition
25481 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25483 AVX Programming Reference (December, 2008)
25484 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25485 (_mm256_stream_pd): Likewise.
25486 (_mm256_stream_ps): Likewise.
25488 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25489 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25490 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25491 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25492 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25493 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25494 (ix86_expand_special_args_builtin): Likewise.
25496 * config/i386/sse.md (AVXMODEDI): New.
25497 (avx_movnt<mode>): Likewise.
25498 (avx_movnt<mode>): Likewise.
25499 (<sse>_movnt<mode>): Remove AVX support.
25500 (sse2_movntv2di): Likewise.
25502 2009-01-07 Richard Guenther <rguenther@suse.de>
25504 PR middle-end/38751
25505 * fold-const.c (extract_muldiv): Remove obsolete comment.
25506 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25507 to PLUS_EXPR canonicalization for the canonicalization.
25509 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25511 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25512 hosted cross-compilers generating less efficient code.
25514 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25516 * function.h (rtl_data): Add a dbr_scheduled_p field.
25517 * reorg.c (dbr_schedule): Set it.
25518 (gate_handle_delay_slots): Check it.
25519 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25520 (mips_reorg): Check flag_delayed_branch instead of
25521 mips_base_delayed_branch.
25522 (mips_override_options): Don't set mips_base_delayed_branch
25523 or flag_delayed_branch.
25525 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25527 PR rtl-optimization/38426.
25528 * ira.c (ira): Set current_function_is_leaf earlier.
25530 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25532 PR rtl-optimization/38722
25533 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25534 too early, only set a flag and modify after last possible
25537 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25540 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25541 * real.c (decimal_single_format): Correct values of emin and emax.
25542 (decimal_double_format): Ditto.
25543 (decimal_quad_format): Ditto.
25544 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25545 computation of DECnn_MIN and DECnn_MAX for corrected values of
25546 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25547 __DECnn_MIN__, and adjust its computation for the corrected value
25550 2009-01-06 Jan Hubicka <jh@suse.cz>
25553 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25555 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25557 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25558 Add Robert Clark to the list of testers.
25560 2009-01-06 Jan Hubicka <jh@suse.cz>
25561 Kai Tietz <kai.tietz@onevision.com>
25563 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25564 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25566 2009-01-06 Jan Hubicka <jh@suse.cz>
25567 Kai Tietz <kai.tietz@onevision.com>
25569 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25571 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25572 (ix86_nsaved_regs): Count only general purpose regs.
25573 (ix86_nsaved_sseregs): New.
25574 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25575 to 16 for w64; compute padding and size of sse reg save area.
25576 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25577 general purpose regs.
25578 (ix86_emit_save_sse_regs_using_mov): New.
25579 (ix86_expand_prologue): Save SSE regs if needed.
25580 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25581 (ix86_emit_restore_sse_regs_using_mov): New.
25582 (ix86_expand_epilogue): Save SSE regs if needed.
25584 2009-01-06 Jan Hubicka <jh@suse.cz>
25585 Kai Tietz <kai.tietz@onevision.com>
25587 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25588 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25589 functions when accumulate outgoing args is off.
25591 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25594 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25595 before using pseudos_have_intersected_live_ranges_p.
25597 * ira-int.h (ira_assert): Always define.
25599 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25601 AVX Programming Reference (December, 2008)
25602 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25603 (_mm256_permute2_pd): Likewise.
25604 (_mm_permute2_ps): Likewise.
25605 (_mm256_permute2_ps): Likewise.
25606 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25607 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25609 * config/i386/i386.c (ix86_builtins): Remove
25610 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25611 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25612 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25613 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25614 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25615 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25616 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25617 __builtin_ia32_vpermil2ps256.
25618 (ix86_init_mmx_sse_builtins): Updated.
25619 (ix86_expand_args_builtin): Likewise.
25621 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25623 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25624 long absolute calls when generating PA 2.0 code.
25626 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25628 PR rtl-optimization/38583
25629 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25631 * params.def (ira-max-conflict-table-size): New.
25633 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25635 * ira.h (ira_conflicts_p): New external definition.
25637 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25638 table. Report this. Return result of building.
25639 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25640 building conflict table.
25642 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25643 (ira_color): Use ira_conflicts_p.
25645 * global.c: Include ira.h.
25646 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25649 * Makefile.in (global.o): Add ira.h.
25651 * ira-build.c (mark_all_loops_for_removal,
25652 propagate_some_info_from_allocno): New.
25653 (remove_unnecessary_allocnos): Call
25654 propagate_some_info_from_allocno.
25655 (remove_low_level_allocnos): New.
25656 (remove_unnecessary_regions): Add parameter. Call
25657 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25658 parameter to remove_unnecessary_regions.
25659 (ira_build): Remove all regions but root if the conflict table was
25660 not built. Update conflict hard regs for allocnos crossing calls.
25662 * ira.c (ira_conflicts_p): New global.
25663 (ira): Define and use ira_conflicts_p.
25665 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25666 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25667 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25669 2009-01-06 Ben Elliston <bje@au.ibm.com>
25671 * gengtype-lex.l (YY_NO_INPUT): Define.
25673 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25676 * c-common.c (handle_vector_size_attribute): Also reject
25677 BOOLEAN_TYPE types.
25679 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25681 PR tree-optimization/38492
25682 * graphite.c (rename_map_elt, debug_rename_elt,
25683 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25684 rename_map_elt_info, eq_rename_map_elts,
25685 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25686 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25687 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25688 (sese_build_livein_liveouts): New.
25689 (new_sese, free_sese): New.
25690 (new_scop): Call new_sese.
25691 (free_scop): Call free_sese.
25692 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25693 (register_old_new_names): Renamed register_old_and_new_names.
25694 (register_scop_liveout_renames, add_loop_exit_phis,
25695 insert_loop_close_phis, struct igp,
25696 default_liveout_before_guard, add_guard_exit_phis,
25697 insert_guard_phis, copy_renames): New.
25698 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25699 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25700 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25701 (scop_adjust_phis_for_liveouts): New.
25702 (gloog): Call scop_adjust_phis_for_liveouts.
25704 * graphite.h (struct sese): Documented. Added fields liveout,
25705 num_ver and livein.
25706 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25707 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25708 (struct scop): Added field liveout_renames.
25709 (SCOP_LIVEOUT_RENAMES): New.
25711 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25713 PR tree-optimization/38510
25714 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25715 (translate_clast): Call recompute_all_dominators before
25717 (gloog): Call recompute_all_dominators before graphite_verify.
25719 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25720 Jan Sjodin <jan.sjodin@amd.com>
25722 PR tree-optimization/38500
25723 * graphite.c (create_sese_edges): Call fix_loop_structure after
25726 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25728 * config.gcc: Add m32r*-*-rtems*.
25729 * config/m32r/rtems.h: New file.
25731 2009-01-05 Ben Elliston <bje@au.ibm.com>
25733 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25734 (.po.pox): Likewise.
25735 (po/gcc.pot): Likewise.
25737 2009-01-04 David S. Miller <davem@davemloft.net>
25739 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25740 (STARTING_FRAME_OFFSET): Always set to zero.
25742 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25744 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25745 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25746 fixed-point types, and vectors of the same.
25748 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25750 * config/mips/sync.md (*mb_barrier): Rename to...
25751 (*memory_barrier): ...this.
25753 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25755 * doc/extend.texi (Function Attributes): Move @cindex after @item
25756 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25757 and put in alphabetical order. Fix 'target' name and put in order.
25758 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25761 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25763 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25764 (memory_barrier): Expand as unspec instead of unspec_volatile.
25765 Remove mem:BLK from insn operands. Use Pmode scratch register.
25766 (*memory_barrier): Define as unspec instead of unspec_volatile.
25767 Use (match_dup 0) as input operand.
25769 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25770 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25771 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25772 scratch register. Remove operand 1.
25773 (*stbar): Define as unspec instead of unspec_volatile.
25774 Use (match_dup 0) as input operand, remove (const_int 8).
25775 (*membar): Define as unspec instead of unspec_volatile.
25776 Use (match_dup 0) as input operand, remove input operand 2.
25778 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25779 (memory_barrier): Expand as unspec instead of unspec_volatile.
25780 Remove mem:BLK from insn operands. Use Pmode scratch register.
25781 (*memory_barrier): Define as unspec instead of unspec_volatile.
25782 Use (match_dup 0) as input operand.
25784 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25785 Remove mem:BLK from insn operands. Use Pmode scratch register.
25786 Set volatile flag on operand 0.
25787 (*memory_barrier): New insn pattern.
25789 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25791 (*memory_barrier): Use (match_dup 0) as input operand.
25793 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25794 Remove mem:BLK from insn operands. Use Pmode scratch register.
25795 Set volatile flag on operand 0.
25796 (*mb_internal): New insn pattern.
25798 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25800 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25802 PR middle-end/38586
25803 * function.c (struct temp_slot): Move to the section of the file
25804 that deals with temp slots. Remove field 'address'.
25805 (temp_slot_address_table): New hash table of address -> temp slot.
25806 (struct temp_slot_address_entry): New struct, items for the table.
25807 (temp_slot_address_compute_hash, temp_slot_address_hash,
25808 temp_slot_address_eq, insert_temp_slot_address): Support functions
25810 (find_temp_slot_from_address): Rewrite to use the new hash table.
25811 (remove_unused_temp_slot_addresses): Remove addresses of temp
25812 slots that have been made available.
25813 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25814 worker function for remove_unused_temp_slot_addresses.
25815 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25816 Add the temp slot address to the address -> temp slot map.
25817 (update_temp_slot_address): Update via insert_temp_slot_address.
25818 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25819 (pop_temp_slots): Likewise.
25820 (init_temp_slots): Allocate the address -> temp slot map, or empty
25821 the map if it is already allocated.
25822 (prepare_function_start): Initialize temp slot processing.
25824 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25826 PR middle-end/38584
25827 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25828 Calculate the size of all stack vars assuming no packing of stack
25829 vars will happen, replacing a quadratic algorithm with a linear one.
25831 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25834 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25837 2009-01-03 Diego Novillo <dnovillo@google.com>
25839 * doc/contrib.texi: Update contributions.
25841 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25844 * builtins.c (fold_builtin_memory_op): Give up if either operand
25845 is volatile. Set srctype or desttype to non-qualified version
25849 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25850 and FUNCTION_DECLs.
25852 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25854 PR rtl-optimization/35805
25855 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25856 problem if fast dce is able to remove any instructions.
25857 * dce.c (dce_process_block): Fix dump message.
25859 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25862 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25864 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25866 PR middle-end/38690
25867 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25868 * tree-pretty-print.c (op_code_prio): New function.
25869 (op_prio): No longer static. Use op_code_prio.
25870 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25871 Use op_prio and op_code_prio to determine if () should be
25872 printed around operand(s) or not.
25874 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25875 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25876 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25877 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25878 pp_character instead of pp_string for single letter printing.
25880 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25882 * doc/extend.texi: Fix '#pragma GCC option' typo.
25884 2009-01-02 Richard Guenther <rguenther@suse.de>
25886 * doc/install.texi (--enable-checking): Mention different
25887 default for stage1.
25888 (--enable-stage1-checking): Document.
25890 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25892 PR middle-end/30142
25893 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25894 case to be an error.
25896 2009-01-02 Ben Elliston <bje@au.ibm.com>
25898 * config/fp-bit.h (pack_d): Constify argument.
25899 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25900 (isnan): Constify argument.
25902 (iszero): Likewise.
25903 (pack_d): Likewise.
25904 (_fpadd_parts): Constify return type.
25905 (_fpmul_parts): Likewise.
25906 (_fpdiv_parts): Likewise.
25908 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25911 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25912 warn about overwriting initializer with side-effects or
25913 -Woverride-init if !IMPLICIT.
25914 (output_init_element): Likewise. Pass IMPLICIT down to
25916 (process_init_element): Add IMPLICIT argument. Pass it down
25917 to output_init_element.
25918 (push_init_element, pop_init_level, set_designator): Adjust
25919 process_init_element callers.
25920 (set_nonincremental_init, set_nonincremental_init_from_string):
25921 Adjust add_pending_init callers.
25922 (output_pending_init_elements): Adjust output_init_element callers.
25923 * c-tree.h (process_init_element): Adjust prototype.
25924 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25925 process_init_element callers.
25928 Copyright (C) 2009 Free Software Foundation, Inc.
25930 Copying and distribution of this file, with or without modification,
25931 are permitted in any medium without royalty provided the copyright
25932 notice and this notice are preserved.