1 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3 * target.h (builtin_vectorization_cost): Add new target builtin.
4 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
6 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
7 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
8 uninitialized variables.
9 * tree-vect-transform.c (cost_for_stmt): New function.
10 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
11 using cost 1 for all scalar stmts. Be less conservative when
12 estimating the number of prologue/epulogue iterations. Call
13 targetm.vectorize.builtin_vectorization_cost. Return
14 min_profitable_iters-1.
15 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
16 initialization cost instead of TARG_VEC_STMT_COST. Use
17 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
18 epilogue code. Fix epilogue cost computation.
19 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
20 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
21 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
22 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
23 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
24 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
26 2007-07-12 Richard Guenther <rguenther@suse.de>
28 * gimplify.c (gimplify_conversion): Make sure that the result
29 from maybe_fold_offset_to_reference is trivially convertible
30 to the desired type before doing the simplification.
31 (gimplify_expr): Likewise.
32 * fold-const.c (fold_binary): Use the correct types for
33 building the simplified expression.
35 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
37 PR rtl-optimization/32729
38 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
39 that fallthru to exit.
41 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
43 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
44 (symDTPOFF2reg): Likewise.
46 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
48 PR tree-optimization/32663
50 * tree.h (VALUE_HANDLE_VUSES): Remove.
51 (struct tree_value_handle): Remove vuses.
53 * tree-vn.c (create_value_handle_for_expr): Don't set
56 * tree-ssa-pre.c (expression_vuses): New.
57 (alloc_expression_id): Set up expression_vuses.
58 (get_expression_vuses): New.
59 (set_expression_vuses): Ditto.
60 (clear_expression_ids): Modify for expression_vuses.
61 (phi_translate_1): Ditto.
62 (phi_translate_set): Ditto.
63 (value_dies_in_block_x): Ditto
64 (valid_in_sets): Ditto.
66 (find_existing_value_expr): Ditto.
67 (create_value_handle_for_expr): Ditto.
68 (make_values_for_stmt): Ditto.
71 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
73 * Makefile.in (mostlyclean): Remove object files.
75 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
77 * toplev.c (no_new_pseudos): Deleted.
78 * rtl.h (no_new_pseudos): Deleted.
79 * tree-pass.h (pass_no_new_pseudos): Deleted.
80 * passes.c (pass_no_new_pseudos): Deleted.
81 * final.c (rest_of_clean_state): Removed no_new_pseudos.
82 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
83 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
85 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
86 * rtlhooks.c (gen_lowpart_general): Ditto.
87 * optabs.c (prepare_operand): Ditto.
88 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
90 * modulo-sched.c (rest_of_handle_sms): Ditto.
91 * see.c (rest_of_handle_see): Ditto.
92 * ifcvt.c (if_convert): Ditto.
93 (gate_handle_if_after_combine): Replaced no_new_pseudos with
95 * init-regs.c (gate_initialize_regs): Deleted set of
97 * lower-subreg.c (decompose_multiword_subregs): Ditto.
98 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
99 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
101 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
104 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
105 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
106 (*vec_extractv2di_1_rex64): New insn pattern.
108 2007-07-11 David Daney <ddaney@avtrex.com>
110 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
111 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
112 for SIGNAL_UNWIND_RETURN_COLUMN.
113 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
114 (DWARF_FRAME_REGNUM): Rewrite.
115 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
117 2007-07-11 Nick Clifton <nickc@redhat.com>
119 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
120 delta and use gen_int_mode in place of GET_INT instead.
122 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
124 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
127 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
129 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
130 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
132 * params.h (VERIFY_CANONICAL_TYPES): Remove.
133 (USE_CANONICAL_TYPES): New.
134 * doc/invoke.texi (verify-canonical-types): Remove.
135 (use-canonical-types): Add.
137 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
139 * config/spu/spu.c (spu_optimization_options): Remove setting of
140 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
141 (spu_override_options): Move it here.
143 2007-07-11 Richard Sandiford <richard@codesourcery.com>
145 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
146 * config/mips/mips.c (mips_cpu_info_table): Mention
147 MIPS_ISA_LEVEL_SPEC in the comment.
149 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
151 PR tree-optimization/32713
152 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
154 2007-07-11 Paolo Carlini <pcarlini@suse.de>
157 * c-opts.c (c_common_post_options): Do not change flag_complex_method
158 conditional to flag_isoc99.
159 (c_common_init_options): Do it here, unconditionally.
161 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
163 PR tree-optimization/32589
164 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
165 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
166 * tree-ssa-propagate.c (valid_gimple_expression_p): New
167 predicate, extracted from...
168 (set_rhs): ...here. Call it for the expression on entry.
169 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
170 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
171 (simplify_binary_expression): Use valid_gimple_expression_p
172 to validate the simplification.
173 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
175 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
177 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
178 DWARF2_DEBUG on 32 bit target too.
179 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
181 2007-07-11 Nick Clifton <nickc@redhat.com>
183 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
184 version for 64-bit hosts.
186 2007-07-10 David Daney <ddaney@avtrex.com>
188 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
190 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
192 * config/mips/mips.c (mips_expand_synci_loop): New function.
193 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
194 (UNSPEC_RDHWR): Same.
195 (UNSPEC_SYNCI): Same.
197 (clear_cache): New expand.
201 (clear_hazard): Same.
202 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
204 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
205 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
207 2007-07-10 Ian Lance Taylor <iant@google.com>
209 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
212 2007-07-10 David Daney <ddaney@avtrex.com>
214 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
215 * builtins.c (expand_builtin___clear_cache): New function.
216 (expand_builtin): Call expand_builtin___clear_cache for
217 BUILT_IN_CLEAR_CACHE case.
218 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
219 * doc/md.texi (clear_cache): Document new instruction pattern.
220 * testsuite/gcc.dg/builtins-64.c: New test.
222 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
224 * config/cris/cris.md ("movsi"): Fix typo in last change.
226 2007-07-09 Geoffrey Keating <geoffk@apple.com>
229 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
231 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
232 * varasm.c (assemble_start_function): Honor DECL_ALIGN
233 for FUNCTION_DECLs. Don't use align_functions_log if
235 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
236 even for FUNCTION_DECLs.
237 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
239 * tree.h (DECL_ALIGN): Update for new location of 'align'.
240 (DECL_FUNCTION_CODE): Update for new location and name of
242 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
243 (struct tree_decl_common): Move 'align' and 'off_align' out
244 of union, ensure they're still on a 32-bit boundary. Remove
245 other fields in union 'u1'.
246 (struct tree_function_decl): Add field 'function_code' replacing
247 'u1.f' in tree_decl_common.
248 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
249 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
250 (Variable Attributes): Cross-reference 'aligned' attribute
251 to Function Attributes.
252 * flags.h (force_align_functions_log): Delete.
253 * toplev.c (force_align_functions_log): Delete.
255 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
258 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
259 (*vec_concatv2di_rex): New insn pattern.
261 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
264 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
266 2007-07-10 Ian Lance Taylor <iant@google.com>
268 Replace no_new_pseudos in backends.
269 * rtl.h (can_create_pseudo_p): Define.
270 * config/darwin.c (machopic_indirect_data_reference): Use
271 can_create_pseudo_p () instead of no_new_pseudos.
272 (machopic_indirect_data_reference): Likewise.
273 (machopic_legitimize_pic_address): Likewise.
274 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
275 (alpha_emit_set_const_1): Likewise.
276 (alpha_emit_set_const): Likewise.
277 (alpha_emit_conditional_move): Likewise.
278 (alpha_split_conditional_move): Likewise.
279 * config/alpha/alpha.md (various splitters): Likewise.
281 * config/arm/arm.c (legitimize_pic_address): Likewise.
282 (arm_load_pic_register): Likewise.
283 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
284 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
285 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
286 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
287 * config/cris/cris.md (movsi): Likewise.
288 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
289 (symGOTOFF2reg_hilo): Likewise.
290 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
291 * config/h8300/h8300.md (insv, extzv): Likewise.
292 * config/i386/i386.c (ix86_expand_move): Likewise.
293 (ix86_expand_vector_move): Likewise.
294 (ix86_prepare_fp_compare_args): Likewise.
295 (ix86_expand_carry_flag_compare): Likewise.
296 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
297 (tls_dynamic_gnu2_combine_32): Likewise.
298 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
299 * config/ia64/ia64.c (ia64_expand_move): Likewise.
300 (ia64_expand_movxf_movrf): Likewise.
301 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
302 (m32c_split_move): Likewise.
303 (m32c_expand_insv): Likewise.
304 * config/m68k/m68k.md (movsi): Likewise.
305 * config/mips/mips.c (mips_force_temporary): Likewise.
306 (mips_split_symbol): Likewise.
307 (mips_move_integer): Likewise.
308 (mips_legitimize_const_move): Likewise.
309 * config/mn10300/mn10300.md (movsi): Likewise.
310 * config/pa/pa.c (emit_move_sequence): Likewise.
311 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
312 (rs6000_got_register): Likewise.
313 (create_TOC_reference): Likewise.
314 (rs6000_machopic_legitimize_pic_address): Likewise.
315 * config/rs6000/rs6000.md (add<mode>3): Likewise.
316 (various splitters): Likewise.
317 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
318 (movsi_got): Likewise.
319 * config/s390/s390.c (emit_symbolic_move): Likewise.
320 * config/s390/s390.md (movhi, movqi): Likewise.
321 (load_multiple, store_multiple): Likewise.
322 * config/score/score.c (score_force_temporary): Likewise.
323 * config/sh/sh.c (prepare_move_operands): Likewise.
324 (prepare_cbranch_operands): Likewise.
325 (emit_fpu_switch): Likewise.
326 (fpscr_set_from_mem): Likewise.
327 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
328 (adddi3, subsi3): Likewise.
329 (various splitters): Likewise.
330 (divsi_inv_fp_combine): Likewise.
331 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
332 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
334 * config/sh/predicates.md (xor_operand): Likewise.
335 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
336 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
337 (movdi_pic_label_ref): Likewise.
338 * config/spu/spu.c (spu_split_immediate): Likewise.
339 * config/alpha/alpha.md (various splitters): Remove test
340 !no_new_pseudos || reload_completed.
341 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
343 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
344 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
345 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
346 * config/score/score.c (th_output_mi_thunk): Likewise.
347 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
348 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
350 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
352 PR rtl-optimization/32664
353 * mode-switching.c (create_pre_exit): Skip barrier insns.
355 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
357 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
358 force_gimple_operand_bsi.
359 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
360 rewrite_use_compare): Ditto.
361 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
363 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
364 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
365 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
366 * tree-profile.c (prepare_instrumented_value,
367 tree_gen_interval_profiler, tree_gen_pow2_profiler,
368 tree_gen_one_value_profiler, tree_gen_ic_profiler,
369 tree_gen_ic_func_profiler, tree_gen_average_profiler,
370 tree_gen_ior_profiler): Ditto.
371 * tree-ssa-reassoc.c (negate_value): Ditto.
372 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
373 Use force_gimple_operand_bsi.
374 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
375 * tree-if-conv.c (add_to_dst_predicate_list,
376 find_phi_replacement_condition): Ditto.
377 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
378 Call mark_symbols_for_renaming for new statements.
379 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
381 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
383 * cfghooks.c (remove_edge): New function.
384 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
386 * cfghooks.h (remove_edge): Declare.
387 * cfg.c (remove_edge): Renamed to remove_edge_raw.
388 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
390 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
392 * optabs.h: Added declaration for signbit_optab.
393 * optabs.c: (init_optabs): Added initialization for signbit_optab.
394 * genoptinit.c (optabs): Added entry for signbit insns.
395 * builtins.c (expand_builtin_signbit): Added code to use a signbit
397 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
398 * config/s390/s390.md (signbit<mode>2): New expander.
400 2007-07-09 Richard Guenther <rguenther@suse.de>
403 * fold-const.c (fold_plusminus_mult_expr): Move constant
404 arguments second to allow decomposing.
406 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
409 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
411 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
412 Disregard DECL_FROM_INLINE.
414 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
417 * doc/invoke.texi: Add ftree-reassoc flag.
418 * common.opt (ftree-reassoc): New flag.
419 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
420 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
422 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
424 PR tree-optimization/32681
425 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
426 saved in second_edge->aux when first_bb is a loop header.
428 2007-07-09 Jan HUbicka <jh@suse.cz>
430 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
432 2007-07-09 Richard Guenther <rguenther@suse.de>
434 * c-decl.c (start_function): Do not promote return type.
436 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
438 * function.c (do_warn_unused_parameter): Do not warn if
439 TREE_NO_WARNING is set.
441 2007-07-08 Andreas Schwab <schwab@suse.de>
443 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
445 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
448 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
450 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
451 apply to assembly language, too.
452 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
454 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
456 Revert (note the sccvn portions are *not* reverted)
457 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
459 Fix PR tree-optimization/23488
461 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
463 * tree-flow-inline.h (get_value_handle): Ditto.
464 * tree-ssa-pre.c (decl_vh_map): New.
465 (decl_node_pool): New.
466 (can_value_number_operation): Support DECL_P.
467 (can_PRE_operation): Ditto.
468 (create_expression_by_pieces): Ditto.
469 (find_existing_value_expr): Modify to differnetiate between
470 addressing and top level.
471 (create_value_handle_for_expr): Handle DECL's.
472 (poolify_tree): Ditto.
473 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
474 (make_values_for_stmt): Handle DECL's properly.
475 (init_pre): Reorg to not init useless things during FRE.
477 * tree-flow.h: Include pointer-set.h.
478 (decl_vh_map): Declare.
479 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
481 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
483 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
484 the constraint description.
485 * doc/md.texi: Update documentation of AVR constraints.
487 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
489 * auto-inc-dec.c, config/arm/arm.c,
490 config/m32r/constraints.md, config/mips/mips.md,
491 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
492 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
493 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
494 typos. Follow spelling conventions.
495 * doc/invoke.texi, doc/rtl.texi: Fix typos.
497 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
498 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
500 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
501 realloc_vuse): Remove.
502 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
505 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
507 Fix PR tree-optimization/23488
509 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
510 (try_to_simplify): Ditto.
512 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
514 * tree-flow-inline.h (get_value_handle): Ditto.
515 * tree-ssa-pre.c (decl_vh_map): New.
516 (decl_node_pool): New.
517 (can_value_number_operation): Support DECL_P.
518 (can_PRE_operation): Ditto.
519 (create_expression_by_pieces): Ditto.
520 (find_existing_value_expr): Modify to differnetiate between
521 addressing and top level.
522 (create_value_handle_for_expr): Handle DECL's.
523 (poolify_tree): Ditto.
524 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
525 (make_values_for_stmt): Handle DECL's properly.
526 (init_pre): Reorg to not init useless things during FRE.
528 * tree-flow.h: Include pointer-set.h.
529 (decl_vh_map): Declare.
530 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
532 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
534 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
535 apply to assembly language, too.
536 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
538 2007-07-06 Ian Lance Taylor <iant@google.com>
539 Zack Weinberg <zackw@panix.com>
542 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
544 2007-07-06 Richard Sandiford <richard@codesourcery.com>
546 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
547 (prefetch): Likewise if "pref" would be used.
549 2007-07-06 Josh Conner <jconner@apple.com>
553 * calls.c (store_one_arg): Handle arguments which are partially
554 on the stack when detecting argument overlap.
556 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
558 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
559 chosen during find_reloads.
561 2007-07-06 Richard Guenther <rguenther@suse.de>
563 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
564 TYPE_ARG_TYPES for verification of argument types. Use
565 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
566 parameters as variable arguments.
568 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
570 * libgcc2.h (word_type): Type definition removed.
571 (cmp_return_type, shift_count_type): Type definitions added.
572 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
573 replaced with shift_count_type.
574 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
576 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
577 changed from word_type to Wtype.
578 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
579 replaced with shift_count_type.
580 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
582 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
583 and libgcc_shift_count attribute added.
584 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
585 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
586 (TARGET_INITIALIZER): New target hooks added.
587 * targhooks.c (default_libgcc_cmp_return_mode,
588 default_libgcc_shift_count_mode): Default implementations for the new
590 * targhooks.h (default_libgcc_cmp_return_mode,
591 default_libgcc_shift_count_mode): Function prototypes added.
592 * target.h (struct gcc_target): Fields for the new target hooks added.
593 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
595 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
598 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
599 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
601 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
602 s390_libgcc_shift_count_mode): Functions added.
603 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
604 Target hooks defined.
606 2007-07-06 Richard Sandiford <richard@codesourcery.com>
608 * config/mips/mips.c (compute_frame_size): Restore the original
609 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
610 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
611 Document why the difference is needed.
613 2007-07-06 Richard Guenther <rguenther@suse.de>
615 * c-common.c (boolean_increment): Use correctly typed
618 2007-07-06 Richard Sandiford <richard@codesourcery.com>
620 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
621 the topmost argument register is not also included in the save mask.
622 (mips16e_collect_argument_save_p): Take a pointer to the argument
623 register, rather than a pointer to the number of arguments.
624 (mips16e_collect_argument_saves): Only include argument saves
625 that aren't in the register mask.
627 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
629 PR rtl-optimization/32450
630 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
631 to ensure that instructions are not moved into the prologue when
632 profiling is on. Remove unused prologue_end variable.
633 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
634 as a scheduling barrier.
636 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
639 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
640 Disregard DECL_FROM_INLINE.
642 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
644 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
645 IORing with a constant.
647 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
649 PR rtl-optimization/32475
650 * df-scan.c (df_def_record_1): Add a use of the stack pointer
651 for every definition of the stack pointer.
653 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
655 * arm.c (vfp3_const_double_index): Copy signed results of
656 REAL_VALUE_TO_INT into unsigned vars.
658 2007-07-05 Richard Guenther <rguenther@suse.de>
661 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
663 * tree-ssa.c (useless_type_conversion_p): Check canonical
666 2007-07-05 Anatoly Sokolov <aesok@post.ru>
668 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
669 zero_extendhisi2): Change to define_insn_and_split.
670 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
672 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
674 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
675 pass_match_asm_constraints): New.
676 * passes.c (init_optimization_passes): Add new pass.
677 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
678 * function.h (struct function): Add has_asm_statement bit.
679 (current_function_has_asm_statement): New.
680 * tree-pass.h (pass_match_asm_constraints): New.
682 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
684 * config/mips/mips.c (mips_file_start): Avoid declaration
687 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
689 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
691 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
693 * rtl.def (NOTE): Change print format string to print
694 operand 5 as a note insn name.
696 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
697 David Ung <davidu@mips.com>
699 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
700 * doc/invoke.texi: (MIPS Options): Document them.
702 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
703 David Ung <davidu@mips.com>
705 Add support for SmartMIPS ASE.
707 * optabs.c (expand_binop_directly): New, broken out from...
708 (expand_binop): Here. Make it try rotating in the other
709 direction even when the second operand isn't constant.
710 * config/mips/mips.md (*lwxs): New.
711 * config/mips/mips.opt (msmartmips): New.
712 * config/mips/mips.c (mips_lwxs_address_p): New.
713 (mips_rtx_costs): Make it recognize scaled indexed addressing.
714 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
715 __mips_smartmips when compiling for TARGET_SMARTMIPS.
716 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
718 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
719 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
720 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
721 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
722 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
723 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
724 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
726 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
728 * tree-vectorizer.c (new_loop_vec_info): Initialize
729 LOOP_VINFO_COST_MODEL_MIN_ITERS.
730 * tree-vectorizer.h (_loop_vec_info): Added new filed
731 min_profitable_iters.
732 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
733 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
734 * tree-vect-analyze.c (vect_analyze_operations): Set
735 LOOP_VINFO_COST_MODEL_MIN_ITERS.
736 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
737 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
738 Fix calculation of peel_iters_prologue. Move consideration of epilogue
739 and prologue cost to after they are computed.
740 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
742 (vect_model_simple_cost): Takes additional argument dt. Consider cost
743 of creating vectors from scalars according to dt.
744 (vect_model_store_cost): Likewise.
745 (vectorizable_call): Use dt array instead of scalar dt. Call
746 vect_model_simple_cost with additional argument dt.
747 (vectorizable_assignment): Likewise.
748 (vectorizable_operation): Likewise.
749 (vectorizable_type_demotion): Likewise.
750 (vectorizable_type_promotion): Likewise.
751 (vectorizable_store): Use dt array instead of scalar dt. Call
752 vect_model_store_cost with additional argument dt.
753 (vect_do_peeling_for_loop_bound): Don't call
754 vect_estimate_min_profitable_iters. Instead, lookup
755 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
756 "may not be profitable".
758 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
761 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
762 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
763 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
764 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
766 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
768 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
769 addressing modes cheaper.
771 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
773 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
774 (dw_ranges_struct): Rename block_num to num. Adjust.
775 (dw_ranges_by_label_struct): New.
776 (ranges_by_label, ranges_by_label_allocated,
777 ranges_by_label_in_use): New variables.
778 (add_ranges_num): Factored most of the code out of...
779 (add_ranges): ... this one. Rewrite in terms of the former.
780 (add_ranges_by_labels): New.
781 (output_ranges): Output by-label ranges.
782 (dwarf2out_finish): Output range for multiple-section
783 compile_unit. Output standard DW_AT_low_pc in addition to
784 unexpected DW_AT_entry_pc.
786 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
788 PR tree-optimization/32604
789 PR tree-optimization/32606
791 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
792 (compute_antic_safe): Removed.
793 (ANTIC_SAFE_LOADS): Ditto.
794 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
795 (execute_pre): Don't call compute_antic_safe.
796 (vuse_equiv): New function.
797 (make_values_for_stmt): Use it
798 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
801 2007-07-04 Anatoly Sokolov <aesok@post.ru>
804 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
806 (avr_attribute_table): Make "naked" attribute apply to function types
807 rather than to decls.
808 (avr_handle_fntype_attribute): New function.
810 2007-07-04 Joseph Myers <joseph@codesourcery.com>
812 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
815 2007-07-04 David Ung <davidu@mips.com>
816 Joseph Myers <joseph@codesourcery.com>
818 * config/mips/mips.md (type): Add logical, signext and move.
819 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
820 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
821 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
822 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
823 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
824 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
825 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
826 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
827 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
828 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
829 movv2sf_hardfloat_64bit): Use the new types.
830 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
831 *movdf_softfloat, *movdf_mips16): Use "multi".
832 (extendqihi2): Replace with a define_expand.
833 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
834 Based on extend<SHORT:mode><GPR:mode>2 patterns.
835 * config/mips/74k.md (r74k_int_logical): New reservation and
837 (r74k_int_arith): Remove "slt".
838 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
839 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
840 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
841 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
842 reservations for "arith".
844 2007-07-04 Richard Guenther <rguenther@suse.de>
846 * tree-ssa.c (useless_type_conversion_p): Add handling for
847 scalar float and vector types. Only call the types_compatible_p
848 langhook for aggregate types as last resort. Follow the
851 2007-07-04 Richard Guenther <rguenther@suse.de>
853 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
854 the same as NOP_EXPR.
856 2007-07-04 Nick Clifton <nickc@redhat.com>
858 * target.h (struct gcc_target): Add target_help field.
859 * target-def.h (TARGET_HELP): New.
860 (TARGET_INITIALIZER): Use TARGET_HELP.
861 * opts.c (command_handle_option): Invoke target_help function, if
862 defined, when the user has specified --target-help on the command
864 * doc/invoke.texi: Mention that --target-help might print
865 additional information.
866 * doc/tm.texi: Document TARGET_HELP hook.
868 * arm.c (TARGET_HELP): Override default definition.
869 (arm_target_help): New - display a wrapped list of cores and
870 architectures supported.
872 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
874 * config/gcc/v850/v850.c (expand_prologue): Make sure
875 GEN_INT() argument is sign extended rather than zero extended.
876 (expand_epilogue): Likewise.
877 (output_move_double): Delete.
878 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
879 * config/gcc/v850/v850.md (movdi): Delete.
880 (*movdi_internal): Delete.
882 (*movdf_internal): Delete.
884 2007-07-04 Richard Sandiford <richard@codesourcery.com>
886 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
887 unless compiling RTP PIC.
889 2007-07-04 Richard Guenther <rguenther@suse.de>
891 PR tree-optimization/32482
892 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
893 original ssa name if we didn't find a shift expression.
894 Fix shift constant for bit zero test.
896 2007-07-04 Richard Sandiford <richard@codesourcery.com>
898 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
900 2007-07-04 Richard Sandiford <richard@codesourcery.com>
902 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
903 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
904 * config/arm/vxworks.h (ASM_SPEC): Delete.
905 (SUBTARGET_EXTRA_ASM_SPEC): Define.
907 2007-07-04 Sebastian Pop <sebpop@gmail.com>
909 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
910 (DDR_REVERSED_P): New.
911 * tree-data-ref.c (initialize_data_dependence_relation,
912 build_classic_dist_vector): Set DDR_REVERSED_P.
914 2007-07-04 Sebastian Pop <sebpop@gmail.com>
917 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
918 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
919 init_omega_for_ddr_1): Use non conservative number of iterations
921 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
922 (analyze_siv_subscript): Remove FIXME and reinitialization of
923 last_conflicts to chrec_dont_know.
924 * testsuite/gfortran.dg/vect/pr32457.f90: New.
926 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
928 * tree.c (maybe_canonicalize_argtypes): Improve description.
930 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
932 * tree.c (maybe_canonicalize_argtypes): New.
933 (build_function_type): Set canonical type.
934 (build_method_type_directly): Ditto.
935 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
938 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
940 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
942 (rewrite_use_nonlinear_expr): Likewise.
944 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
946 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
948 2007-07-04 Ben Elliston <bje@au.ibm.com>
950 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
953 * c-objc-common.c (c_types_compatible_p): Fix indentation.
955 * doc/tm.texi (Run-time Target): Capitalise "CPU".
956 (Exception Handling): Likewise.
958 2007-07-03 Jan Hubicka <jh@suse.cz>
960 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
962 2007-07-03 Eric Christopher <echristo@apple.com>
964 * doc/cppopts.texi: Add conflicting option note to -dM.
965 * doc/invoke.texi: Add note about possible conflicts with
966 -E for -dCHARS and note that -dM will not produce
967 any results if there is no machine dependent reorg.
969 2007-07-03 Geoffrey Keating <geoffk@apple.com>
971 * tree.h (DECL_ALIGN): Back out previous change.
973 2007-07-03 Joseph Myers <joseph@codesourcery.com>
975 * configure.ac: Test for .dtprelword support on MIPS.
976 * configure, config.in: Regenerate.
977 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
978 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
980 2007-07-03 Julian Brown <julian@codesourcery.com>
982 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
983 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
984 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
985 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
987 (all_fpus): Add FPUTYPE_VFP3.
988 (fp_model_for_fpu): Add VFPv3 field.
989 (arm_rtx_costs_1): Give cost to VFPv3 constants.
990 (vfp3_const_double_index): New function. Return integer index of
991 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
993 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
994 and argument represents a valid RTX for a VFPv3 constant.
995 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
997 (vfp_emit_fstmd): Similar, for fstmd.
998 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
999 constants, represented as integer indices.
1000 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1001 VFP_REGNO_OK_FOR_DOUBLE macros.
1002 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1003 (arm_file_start): Set float-abi attribute for VFPv3, and output
1004 correct ".fpu" assembler directive.
1005 (arm_dbx_register_numbering): Add FIXME.
1006 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1007 (fputype): Add FPUTYPE_VFP3.
1008 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1009 (CALL_USED_REGISTERS): Likewise.
1010 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1011 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1012 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1013 (D7_VFP_REGNUM): New.
1014 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1015 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1016 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1017 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1018 (REG_ALLOC_ORDER): Adjust for VFPv3.
1019 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1020 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1021 VFP_LO_REGS, VFP_HI_REGS.
1022 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1023 (IS_VFP_CLASS): Define macro.
1024 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1026 (REGISTER_MOVE_COST): Likewise.
1027 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1028 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1029 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1030 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1031 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1032 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1033 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1034 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1035 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1036 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1037 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1038 where appropriate for single-word registers.
1039 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1040 As above. Fix type attributes.
1041 * config/arm/constraints.md (register_contraint "t"): Define.
1042 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1044 (register_constraint "x"): Define.
1045 (constraint "Dv"): Define.
1047 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1049 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1051 2007-07-03 Tom Tromey <tromey@redhat.com>
1053 * c-parser.c (objc_pq_context): Removed.
1054 (objc_need_raw_identifier): Likewise.
1055 (c_parser) <objc_pq_context>: New field.
1056 <objc_need_raw_identifier>: Likewise.
1057 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1058 (c_lex_one_token): Update.
1059 (c_parser_objc_protocol_definition): Update.
1060 (c_parser_objc_method_definition): Update.
1061 (c_parser_objc_methodproto): Update.
1062 (c_parser_declspecs): Update.
1064 2007-07-03 David Ung <davidu@mips.com>
1066 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1068 2007-07-03 David Ung <davidu@mips.com>
1069 Richard Sandiford <richard@codesourcery.com>
1071 * doc/invoke.texi: Document -march=74kf3_2.
1072 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1073 (TUNE_74K): Check for it.
1074 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1075 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1076 * config/mips/mips.md (cpu): Add 74kf3_2.
1077 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1078 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1079 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1080 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1081 74kf3_2 to the CPU list.
1082 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1083 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1084 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1085 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1086 (r74kf3_2_fxfer_from_c1): New insn reservations.
1088 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1089 David Ung <davidu@mips.com>
1091 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1092 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1093 and 74k[fx]. Document aliases for the new options.
1094 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1095 (PROCESSOR_24KF2_1): ...this.
1096 (PROCESSOR_24KX): Rename to...
1097 (PROCESSOR_24KF1_1): ...this.
1098 (PROCESSOR_74KF): Rename to...
1099 (PROCESSOR_74KF2_1): ...this.
1100 (PROCESSOR_74KX): Rename to...
1101 (PROCESSOR_74KF1_1): ...this.
1102 (TUNE_74K): Update PROCESSOR_* names.
1103 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1104 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1105 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1106 (mips_rtx_cost_data): Update processor names in comments.
1107 (mips_issue_rate): Update PROCESSOR_* names.
1108 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1109 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1110 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1111 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1112 Update cpu attribute names.
1113 (r24k_fpu_iss): Rename this reservation to...
1114 (r24kf2_1_fpu_iss): ...this and update all uses.
1115 (r24kx_fpu_iss): Rename this reservation to...
1116 (r24kf1_1_fpu_iss): ...this and update all uses.
1117 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1118 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1119 Update cpu attribute names.
1121 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1123 * config/m32r/constraints.md: New file.
1124 * config/m32r/m32r.c: Include tm-constrs.h.
1125 (small_data_operand): Use satisfies_constraint_* instead of macro.
1126 (addr24_operand, gen_compare): Likewise.
1127 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1128 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1129 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1130 EXTRA_CONSTRAINT): Likewise.
1131 * config/m32r/m32r.md: Include constraints.md.
1132 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1133 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1134 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1135 (two_insn_const_operand, int8_operand, uint16_operand,
1136 reg_or_int16_operand, reg_or_uint16_operand,
1137 reg_or_cmp_int16_operand, cmp_int16_operand,
1138 seth_add3_operand): Likewise.
1140 2007-07-03 Eric Christopher <echristo@gmail.com>
1142 * libgcc2.h: Conditionally declare __bswapsi2 and
1145 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1147 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1150 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1153 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1154 (__gthrw_pragma): Provide default definition.
1156 * gthr-posix.c (__gthrw_pragma): Define.
1158 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1160 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1161 before declaring inequality.
1163 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1165 * combine.c (recog_for_combine): Log the success or failure of
1166 matching new insn patterns against the machine description in
1169 2007-07-03 Revital Eres <eres@il.ibm.com>
1171 * ddg.c (print_sccs): New function.
1172 (check_sccs): New function.
1173 (create_ddg_all_sccs): Use it.
1174 * ddg.h (print_sccs): Declare.
1175 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1177 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1179 * targhooks.h (default_mode_for_suffix): New function declaration.
1180 * targhooks.c (default_mode_for_suffix): New default target hook.
1181 * target.h (struct c): New structure in the targetm struct.
1182 (mode_for_suffix): New target hook as part of struct c.
1183 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1184 default_mode_for_suffix.
1185 (TARGET_C): New define.
1186 * c-lex.c: Include "target.h".
1187 (interpret_float): Use targetm.c.mode_for_suffix to determine
1188 the mode for a given non-standard suffix.
1189 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1191 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1192 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1194 * doc/extend.texi (Floating Types): New node. Document __float80 and
1195 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1197 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1200 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1201 predicate instead of target_operand.
1202 (divsi3_i1_media, divsi3_media_2): Likewise.
1204 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1206 * tree.h (alias_sets_might_conflict_p): Rename into
1207 alias_sets_must_conflict_p.
1208 * alias.c (alias_sets_might_conflict_p): Likewise.
1209 (alias_sets_conflict_p): Use it.
1210 (objects_must_conflict_p): Likewise.
1211 * c-common.c (strict_aliasing_warning): Adjust.
1213 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1215 * rtlhooks.c (gen_lowpart_if_possible): Check for
1216 invalid subreg before calling gen_lowpart_SUBREG.
1218 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1220 * config/darwin9.h: Add copyright notice.
1221 (LINK_COMMAND_SPEC): Add comment.
1222 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1223 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1224 DARWIN_LIBSYSTEM_HAS_UNWIND.
1226 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1229 * omp-low.c (check_combined_parallel): New function.
1230 (lower_omp_parallel): Call it via walk_stmts, set
1231 OMP_PARALLEL_COMBINED if appropriate.
1232 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1233 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1234 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1235 don't consider it as combined parallel.
1237 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1239 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1240 (gcc_tooldir): Likewise.
1241 * configure: Regenerate.
1242 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1243 old configure.ac gcc_tooldir setting.
1244 (prefix_to_exec_prefix): New variable.
1245 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1246 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1248 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1250 Fix PR tree-optimization/32583
1251 Fix PR tree-optimization/32584
1252 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1253 (phi_translate_set): Use phi_translate directly now.
1254 (make_values_for_stmt): Don't value number RHS if we already know
1257 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1258 Jim Wilson <wilson@specifix.com>
1261 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1264 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1265 Richard Sandiford <richard@codesourcery.com>
1266 Nigel Stephens <nigel@mips.com>
1268 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1269 (mips16e_output_save_restore): Declare.
1270 (mips16e_save_restore_pattern_p): Likewise.
1271 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1272 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1273 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1274 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1275 (BITSET_P): New global macro, extracted from...
1276 (mips_for_each_saved_reg): ...here.
1277 (mips16e_save_restore_info): New struct.
1278 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1279 (mips16e_save_restore_regs): New variable.
1280 (mips_split_plus, mips16e_find_first_register): New functions.
1281 (mips16e_mask_registers): New function.
1282 (compute_frame_size): Expand the commentary before the function.
1283 Enforce the MIPS16e save and restore register range restrictions.
1284 Pad the general register save area at the low end.
1285 (mips16e_save_restore_reg, mips16e_build_save_restore)
1286 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1287 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1288 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1290 (mips_expand_prologue, mips_expand_epilogue): Handle
1291 GENERATE_MIPS16E_SAVE_RESTORE.
1292 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1294 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1296 PR tree-optimization/31966
1297 PR tree-optimization/32533
1298 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1299 "basic_block" description as its third argument. Update function
1300 calls to get destination bb from "edge" argument. Save "cond" into
1301 aux field of the edge. Update prototype for changed arguments.
1302 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1304 (find_phi_replacement_condition): Operate on incoming edges, not
1305 on predecessor blocks. If there is a condition saved in the
1306 incoming edge aux field, AND it with incoming bb predicate.
1307 Return source bb of the first edge.
1308 (clean_predicate_lists): Clean aux field of outgoing node edges.
1309 (tree_if_conversion): Do not initialize cond variable. Move
1310 variable declaration into the loop.
1311 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1312 initializations of new_stmt, arg0 and arg1 variables.
1314 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1316 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1317 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1319 2007-07-02 Richard Guenther <rguenther@suse.de>
1321 * tree-ssa.c (useless_type_conversion_p): Document
1322 future intent as defining the middle-end type system.
1323 Re-structure to call langhook last, group by type class,
1324 mark questionable parts.
1326 2007-07-02 Richard Guenther <rguenther@suse.de>
1328 * tree-flow.h (types_compatible_p): Declare.
1329 * tree-ssa.c (types_compatible_p): New function.
1330 * ipa-type-escape.c (discover_unique_type): Use
1331 types_compatible_p instead of lang_hooks.types_compatible_p.
1332 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1333 * tree-vn.c (expressions_equal_p): Likewise.
1334 * tree.c (fields_compatible_p): Likewise.
1335 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1336 (cprop_operand): Use useless_type_conversion_p instead of
1337 lang_hooks.types_compatible_p.
1338 * tree-inline.c (setup_one_parameter): Likewise.
1339 (declare_return_variable): Likewise.
1340 * tree-nrv.c (tree_nrv): Likewise.
1341 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1342 (maybe_fold_offset_to_component_ref): Likewise.
1343 (maybe_fold_offset_to_reference): Likewise.
1344 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1345 (merge_alias_info): Likewise.
1346 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1347 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1348 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1349 * tree-tailcall.c (find_tail_calls): Likewise.
1350 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1351 * gimplify.c (canonicalize_addr_expr): Likewise.
1352 (fold_indirect_ref_rhs): Likewise.
1353 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1354 (cpt_same_type): Likewise.
1355 (check_pointer_types_r): Swap parameters to cpt_same_type
1357 * fold-const.c (fold_convert): Revert fix for PR15988.
1358 * tree-inline.c (setup_one_parameter): Instead fix it here by
1359 using fold_build1 instead of fold_convert and checking for
1360 error_mark_node. Convert only if the conversion is necessary.
1362 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1364 * configure.ac: Check for .gnu_attribute on Power.
1365 * configure: Regenerate.
1366 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1367 attribute for floating-point ABI.
1369 2007-07-02 Ira Rosen <irar@il.ibm.com>
1371 PR tree-optimization/32230
1372 PR tree-optimization/32477
1373 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1374 address is a constant.
1376 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1378 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1379 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1380 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1381 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1382 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1383 64-bit targets. Add support for *-elfoabi*.
1384 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1385 different settings if $(tm_defines) does not select the EABI.
1386 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1387 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1388 (MIPS_ARCH_OPTION_SPEC): Likewise.
1389 (MIPS_ISA_LEVEL_SPEC): Likewise.
1390 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1391 * config/mips/elfoabi.h: New file.
1393 2007-07-02 Richard Guenther <rguenther@suse.de>
1395 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1396 (useless_type_conversion_p): ... this.
1397 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1398 (useless_type_conversion_p): ... this.
1399 * builtins.c (fold_builtin_memory_op): Rename
1400 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1401 * tree-cfg.c (verify_expr): Likewise.
1402 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1403 * tree-ssa-ccp.c (ccp_fold): Likewise.
1404 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1405 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1406 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1407 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1408 * tree-ssa-pre.c (eliminate): Likewise.
1409 * tree-ssa.c (delete_tree_ssa): Likewise.
1410 (tree_ssa_useless_type_conversion): Likewise.
1411 * tree.c (build2_stat): Likewise.
1413 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1415 Fix PR tree-optimization/32571
1416 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1419 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1421 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1422 and other expected operations explicitly, change default to
1425 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1427 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1429 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1430 (tls_load_dot_plus_eight): Move the label number into the unspec.
1431 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1433 2007-07-01 Andreas Schwab <schwab@suse.de>
1435 * dwarf2out.c (initial_return_save): Define only if used.
1437 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1439 Unreverting Richard's Revert of:
1441 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1443 * dce.c (deletable_insn_p_1): New function, split out from...
1444 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1445 specially, not those inside PARALLELs. Remove BODY argument
1446 and adjust recursive call accordingly.
1447 (prescan_insns_for_dce): Update call to delete_insn_p.
1449 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1450 Revital Eres <eres@il.ibm.com>
1452 * ddg.c (create_ddg_all_sccs): Fix missed
1453 initialization of scc_nodes.
1455 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1458 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1459 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1461 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1463 * configure.ac: Check for .gnu_attribute on MIPS.
1464 * configure, config.in: Regenerate.
1465 * config/mips/mips.c (mips_file_start): If supported, output
1466 attribute for floating-point ABI.
1468 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1471 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1472 (ffs_cmove): New expander to expand using ctz pattern.
1473 (*ffs_cmove): Remove pattern.
1474 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1475 (ffsdi2): Expand using ctz pattern.
1476 (*ffs_rex64): Remove pattern.
1478 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1480 PR rtl-optimization/32296
1481 * pa.md (return): Delete pattern.
1482 (return_internal): Remove "(const_int 1)" from pattern.
1483 (epilogue): Use return_internal pattern for trivial returns.
1484 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1485 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1487 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1489 * tree-ssa-pre.c (is_exception_related): New function
1490 (can_value_number_operation): Use it.
1492 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1494 Fix PR tree-optimization/32540
1495 Fix PR tree-optimization/31651
1497 * tree-ssa-sccvn.c: New file.
1499 * tree-ssa-sccvn.h: Ditto.
1501 * tree-vn.c: Include tree-ssa-sccvn.h
1502 (val_expr_paid_d): Removed.
1503 (value_table): Ditto.
1504 (vn_compute): Ditto.
1505 (val_expr_pair_hash): Ditto.
1506 (val_expr_pair_expr_eq): Ditto.
1507 (copy_vuses_from_stmt): Ditto.
1510 (shared_vuses_from_stmt): Ditto.
1511 (print_creation_to_file): Moved up.
1512 (sort_vuses): Ditto.
1513 (sort_vuses_heap): Ditto.
1514 (set_value_handle): Make non-static.
1515 (make_value_handle): Ditto.
1516 (vn_add): Rewritten to use sccvn lookups.
1517 (vn_add_with_vuses): Ditto.
1518 (vn_lookup): Ditto (and second argument removed).
1519 (vn_lookup_with_vuses): Ditto.
1520 (vn_lookup_or_add): Ditto (and second argument removed);
1521 (vn_lookup_or_add_with_vuses): Ditto.
1522 (vn_lookup_with_stmt): New.
1523 (vn_lookup_or_add_with_stmt): Ditto.
1524 (create_value_handle_for_expr): Ditto.
1526 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1527 (seen_during_translate): New function.
1528 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1529 (phi_trans_add): Ditto.
1530 (constant_expr_p): FIELD_DECL is always constant.
1531 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1532 Use constant_expr_p.
1533 Avoid infinite recursion on mutually valued expressions.
1534 Change callers of vn_lookup_or_add.
1535 (phi_translate): New function.
1536 (compute_antic_safe): Allow phi nodes.
1537 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1538 (find_or_generate_expression): Rewrite slightly.
1539 (create_expression_by_pieces): Updated for vn_lookup_or_add
1541 Update VN_INFO for new names.
1542 (insert_into_preds_of_block): Update for new names.
1543 (add_to_exp_gen): New function.
1544 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1545 (find_existing_value_expr): Rewrite to changed vn_lookup.
1546 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1547 (try_look_through_load): Removed.
1548 (try_combine_conversion): Ditto.
1549 (get_sccvn_value): New function.
1550 (make_values_for_phi): Ditto.
1551 (make_values_for_stmt): Ditto.
1552 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1554 (init_pre): Update for SCCVN changes.
1556 (execute_pre): Ditto.
1558 * tree-flow.h (make_value_handle): Declare.
1559 (set_value_handle): Ditto.
1560 (sort_vuses_heap): Ditto.
1561 (vn_lookup_or_add_with_stmt): Ditto.
1562 (vn_lookup_with_stmt): Ditto.
1563 (vn_compute): Remove.
1566 (vn_lookup): Update arguments.
1568 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1570 (tree-ssa-sccvn.o): New.
1571 (OBJS-common): Add tree-ssa-sccvn.o
1573 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1576 * c-typeck.c (build_external_ref): Don't mark as used if called
1578 * calls.c (rtx_for_function_call): Likewise.
1580 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1584 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1586 * dce.c (deletable_insn_p_1): New function, split out from...
1587 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1588 specially, not those inside PARALLELs. Remove BODY argument
1589 and adjust recursive call accordingly.
1590 (prescan_insns_for_dce): Update call to delete_insn_p.
1592 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1594 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1595 (try_combine): Move potential calls to undo_all() so they happen
1596 before we commit to using the combined insns.
1598 2006-06-30 Jan Hubicka <jh@suse.cz>
1600 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1603 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1605 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1606 (cgraph_remove_unreachable_nodes): Likewise.
1607 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1608 * ipa-inline.c (update_caller_keys): Cast according to the coding
1610 (cgraph_decide_recursive_inlining): Likewise.
1611 (cgraph_decide_inlining_of_small_function): Likewise.
1612 (try_inline): Likewise.
1613 (cgraph_decide_inlining_incrementally): Likewise.
1614 * ipa-pure-const.c (get_function_state): Likewise.
1615 (scan_function): Likewise.
1616 (analyze_function): Likewise.
1617 (static_execute): Likewise.
1618 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1619 (merge_callee_local_info): Likewise.
1620 (analyze_function): Use type safe memory macros.
1621 (static_execute): Likewise. Cast according to the coding conventions.
1622 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1624 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1626 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1627 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1630 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1633 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1634 for complex modes (both int and real).
1636 2007-06-29 Jan Hubicka <jh@suse.cz>
1638 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1640 2007-06-29 Jan Hubicka <jh@suse.cz>
1643 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1646 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1649 * config/avr/avr.c: Include dataflow header file.
1650 (expand_prologue): Adjust for prologue insn change.
1651 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1654 2007-06-29 Richard Guenther <rguenther@suse.de>
1657 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1658 during type verification.
1660 2007-06-29 Jan Hubicka <jh@suse.cz>
1662 * recog.c (validate_change_rtx_1): Unshare TO argument.
1664 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1666 PR tree-optimization/24659
1667 * tree-vect-transform.c (vectorizable_call): Handle
1668 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1670 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1671 * config/i386/i386.c (enum ix86_builtins)
1672 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1673 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1675 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1676 const using def_builtin_const.
1677 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1678 input operands in the same modes as the result.
1679 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1681 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1683 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1684 (df_set_dead_notes_for_mw): Likewise.
1686 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1688 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1690 2007-06-28 DJ Delorie <dj@redhat.com>
1692 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1694 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1696 * doc/invoke.texi (C++ Dialect Options): Document
1697 fvisibility-ms-compat.
1698 * c.opt (fvisibility-ms-compat): New.
1700 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1703 * tree-affine.c (aff_combination_add_elt): Handle
1704 pointer addition specially.
1706 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1708 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1709 decl is non-external for AIX ABI.
1711 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1713 * config/rs6000/predicates.md (current_file_function_operand):
1714 Ensure the symbol is non-external for AIX ABI.
1716 2007-06-28 Nick Clifton <nickc@redhat.com>
1718 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1719 (fdce, fdse, fpredictive-commoning): Likewise.
1721 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1724 * gcc.c (process_command): Recognize the new -static-libgfortran
1727 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1730 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1731 Use a call clobbered hard reg instead of a pseudo reg.
1733 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1735 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1737 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1740 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1741 REG_LIBCALL and REG_RETVAL notes.
1742 (divsi3, mulsi3): Likewise.
1743 (mulhisi3): Likewise. Use emit_libcall_block.
1744 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1746 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1748 PR rtl-optimization/32481
1749 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1751 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1753 * dce.c (deletable_insn_p_1): New function, split out from...
1754 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1755 specially, not those inside PARALLELs. Remove BODY argument
1756 and adjust recursive call accordingly.
1757 (prescan_insns_for_dce): Update call to delete_insn_p.
1759 2007-06-27 Richard Guenther <rguenther@suse.de>
1762 * tree.h (fold_convertible_p): Declare.
1763 * fold-const.c (fold_convertible_p): New function.
1764 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1765 instead of lang_hooks.types_compatible_p.
1767 2007-06-26 Jan Hubicka <jh@suse.cz>
1769 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1770 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1771 early use validate_unshare_change.
1772 (reload_combine): Likewise.
1773 * recog.c (change_t): New field unshare.
1774 (validate_change_1): Rename from validate_change; add argument unshare.
1775 (validate_change): Turn into wrapper of validate_change_1; update
1776 prototype for bools.
1777 (validate_unshare_change): New.
1778 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1779 calls of df_insn_rescan.
1780 * recog.h (validate_change): Replace ints by bools.
1781 (validate_unshare_change): Declare.
1783 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1785 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1787 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1789 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1791 2007-06-25 Jan Hubicka <jh@suse.cz>
1793 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1795 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1796 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1797 places other call site specific checks are performed.
1799 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1802 * tree-vect-transform.c (vectorizable_operation): Convert
1803 POINTER_PLUS_EXPR over to PLUS_EXPR.
1805 2007-06-25 Chao-ying Fu <fu@mips.com>
1807 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1808 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1809 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1810 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1812 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1813 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1814 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1815 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1816 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1817 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1818 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1819 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1820 ALL_FIXED_POINT_MODE_P): New define.
1821 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1823 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1825 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1826 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1827 MODE_VECTOR_UACCUM): New mode classes.
1829 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1830 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1831 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1834 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1835 (blank_mode): Initialize ibit and fbit.
1836 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1837 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1839 (new_adjust): Change required_class to required_class_from and
1840 required_class_to for testing within a range.
1841 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1842 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1844 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1845 (make_fixed_point_mode): New.
1846 (_ADD_ADJUST): Change C to C1 and C2.
1847 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1848 use a range for machine classes.
1849 (ADJUST_IBIT, ADJUST_FBIT): New.
1850 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1852 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1853 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1854 Emit adjustment for ibit and fbit.
1855 (emit_mode_ibit, emit_mode_fbit): New.
1856 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1858 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1860 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1861 as the source of the set.
1863 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1865 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1866 FP_REGNO_P): Use IN_RANGE.
1867 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1868 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1869 (DATA_REG_P): Use DATA_REGNO_P.
1870 (FP_REG_P): Use FP_REGNO_P.
1871 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1872 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1873 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1875 2007-06-24 Jan Hubicka <jh@suse.cz>
1878 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1880 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1883 * fold-const.c (fold_binary): Strip nops of operand 0
1884 of BIT_NOT_EXPR before calling operand_equal_p.
1885 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1886 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1888 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1890 * doc/extend.texi: Document that dllimport and dllexport imply
1892 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1893 imported or exported declaration, including type declarations.
1894 * c-common.c (handle_visibility_attribute): Check for conflicts
1895 with dllimport/dllexport.
1896 (c_determine_visibility): Handle dllimport/dllexport as an
1897 explicit visibility atttribute.
1899 2007-06-23 Richard Guenther <rguenther@suse.de>
1901 PR tree-optimization/16876
1903 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1905 * tree-inline.c (initialize_inlined_parameters): Do not call
1906 lang_hooks.tree_inlining.convert_parm_for_inlining.
1907 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1908 reason for mismatched types.
1909 * gimplify.c (gimplify_call_expr): Verify the call expression
1910 arguments match the called function type signature. Otherwise
1911 mark the call expression to be not considered for inlining
1912 using CALL_CANNOT_INLINE_P flag.
1913 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1914 edges call expression.
1915 (cgraph_decide_inlining_of_small_function): Likewise.
1916 (cgraph_decide_inlining): Likewise.
1917 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1919 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1920 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1921 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1923 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1924 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1926 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1927 convert_parm_for_inlining member.
1929 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1932 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1933 Remove optimization for GT.
1935 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1938 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1940 (prescan_insns_for_dce): Add extra parameter.
1942 2007-06-23 Jan Hubicka <jh@suse.cz>
1945 * gimplify.c (mark_addressable): New function.
1946 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1948 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1951 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1953 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1956 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1957 moves between MMX/SSE registers to at least 8 units to prevent
1958 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1960 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1962 * config/i386/i386.c (override_options): Correct x86_sahf
1965 2007-06-21 David Daney <ddaney@avtrex.com>
1968 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1969 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1970 (exception_receiver): Renamed to ...
1971 (nonlocal_goto_receiver): ... this.
1973 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1975 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1976 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1977 partial register accesses.
1979 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1981 * fold-const.c (debug_fold_checksum): Move it under
1982 ENABLE_FOLD_CHECKING.
1984 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1987 * tree.h (debug_fold_checksum): Declared.
1988 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1989 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1990 build_fold_addr_expr_with_type_1.
1991 (fold_addr_expr, debug_fold_checksum): New.
1992 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1993 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1996 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1998 PR tree-optimization/19590
1999 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2000 of scev is a constant.
2001 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2003 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2005 * df-problems.c (df_note_bb_compute): Made computation of live
2006 info consistent with df_lr.
2008 2007-06-21 Richard Guenther <rguenther@suse.de>
2010 PR tree-optimization/32453
2011 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2012 for pointer anti-range.
2014 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2016 * config/i386/i386.c (processor_target_table): Increase maximum
2017 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2020 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2021 byte alignment if > 8 byte alignment is preferred.
2022 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2024 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2026 PR tree-optimization/31866
2027 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2028 if ASM_EXPR's input is not a SSA_NAME.
2031 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2032 but decl is a global var, instead return decl.
2033 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2034 even for is_global_var decls, if they are private in some outer
2037 2007-06-21 Richard Guenther <rguenther@suse.de>
2039 PR tree-optimization/32451
2040 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2042 2007-06-21 Christian Bruel <christian.bruel@st.com>
2044 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2045 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2046 (push_regs): Changed saving order or banked registers.
2047 (sh_expand_epilogue): Likewise.
2048 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2049 (FIRST_BANKED_REG): Likewise.
2050 (LAST_BANKED_REG): Likewise.
2051 * config/sh/sh.md (banked) New attribute.
2052 (in_delay_slot): Check banked attribute.
2054 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2056 PR tree-optimization/32075
2057 * tree-data-ref.c (subscript_dependence_tester_1,
2058 analyze_miv_subscript, analyze_overlapping_iterations,
2059 add_distance_for_zero_overlaps, build_classic_dist_vector,
2060 subscript_dependence_tester_1, analyze_overlapping_iterations,
2061 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2062 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2063 to evolution_function_is_affine_multivariate_p.
2065 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2067 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2069 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2072 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2074 * config/m32c/prologue.md (epilogue_exitd_16): New.
2075 (epilogue_reit_16): New.
2076 (epilogue_exitd): Rename to epilogue_exitd_24.
2077 (epilogue_reit): Rename to epilogue_reit_24.
2079 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2080 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2082 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2084 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2085 if dbg_cnt (sched_insn) reaches the limit.
2086 (choose_ready): New parameter INSN_PTR and new return value.
2087 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2088 the new return value from choose_ready.
2089 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2090 (rest_of_handle_global_alloc): New global_alloc_at_func.
2092 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2094 PR tree-optimization/25737
2095 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2096 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2097 * tree-flow.h (struct fieldoff): Add new field alias_set.
2098 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2099 argument addressable_type. Set alias_set of fieldoff.
2100 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2101 (create_overlap_variables_for): Pass alias_set from fieldoff to
2103 * alias.c (get_alias_set): Use alias_set from SFT if set.
2105 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2107 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2108 of a variable as an unsigned HOST_WIDE_INT integer.
2110 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2112 PR rtl-optimization/32405
2113 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2115 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2117 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2120 * builtins.c: Include diagnostic.h.
2121 (expand_builtin_expect): Make gcc_assert more permissive.
2122 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2125 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2129 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2130 if ACCUMULATE_OUTGOING_ARGS.
2132 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2134 * config/m68hc11/m68hc11.c: Include dataflow header file.
2135 (m68hc11_reorg): Port to dataflow.
2137 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2139 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2140 (struct df_problem.free_blocks_on_set_blocks): New field.
2141 (struct dataflow.optional_p): New field.
2142 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2143 (df_live_set_all_dirty): New function.
2144 * df-scan.c (df_scan_alloc): Initialize optional_p.
2145 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2146 * df-core.c (df_set_blocks): Removed use of
2147 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2148 df_problem.free_blocks_on_set_blocks to determine which blocks are
2150 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2151 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2152 uses dataflow.optional_p to determine if problem should be
2154 (rest_of_handle_df_initialize): Only start live problem if
2156 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2157 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2158 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2159 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2160 problem_NOTE): Initialize free_blocks_on_set_blocks.
2161 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2163 (df_live_set_all_dirty, df_note_alloc): New function.
2164 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2166 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2167 * postreload.c (reload_combine): Ditto.
2168 * cse.c (cse_extended_basic_block): Ditto.
2169 * regmove.c (mark_flags_life_zones): Ditto.
2170 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2171 erase_matching_seqs): Ditto.
2172 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2173 * integrate (allocate_initial_values): Ditto.
2174 * combine.c (reg_dead_at_p): Ditto.
2175 * resource.c (mark_target_live_regs): Ditto.
2176 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2177 * config/sh/sh.c (find_r0_life_regions): Ditto.
2178 * global.c (rest_of_handle_global_alloc): Only add back df_live
2180 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2182 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2184 (if_convert): Make sure df_live is there at -O == 1.
2185 (pass_if_after_combine): Cleanup flags.
2186 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2187 is there at -O == 1.
2189 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2191 * config/arm/arm.c (arm_get_frame_offsets): Set
2192 offsets->locals_base to avoid negative stack size.
2193 (thumb1_expand_prologue): Assert on negative stack size.
2195 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2197 PR tree-optimization/32367
2198 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2199 of the chrec has no evolution in that loop.
2200 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2202 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2204 * config/xtensa/xtensa.c: Include "df.h".
2205 (xtensa_builtin_saveregs): Use adjust_address instead of
2207 (xtensa_va_start): Invoke make_tree with sizetype for
2208 expand_builtin_saveregs and then convert the result to a pointer.
2209 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2210 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2211 Subtract argument size from index value as integers and then use
2212 POINTER_PLUS_EXPR to add the result to the array address.
2214 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2217 * config/m32c/m32c.c: Include dataflow header file.
2218 (m32c_emit_prologue): Adjust for prologue insn change.
2219 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2220 once inside a PARALLEL. Assume frame size passed in operand 0
2221 includes space to save the fb register.
2222 (prologue_enter_24): Likewise.
2223 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2225 2007-06-19 David Daney <ddaney@avtrex.com
2228 * config/mips/mips.md (cprestore): Mark $gp as used.
2230 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2233 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2234 (frv_ifcvt_modify_insn): Likewise.
2236 2007-06-19 Richard Guenther <rguenther@suse.de>
2238 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2239 only handle positive offsets that fit in a HOST_WIDE_INT.
2241 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2243 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2244 result of rsqrt insn for zero input argument to avoid NaN.
2246 2007-06-19 Richard Guenther <rguenther@suse.de>
2249 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2251 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2253 PR tree-optimization/32353
2254 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2256 2007-06-19 Nick Clifton <nickc@redhat.com>
2258 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2260 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2263 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2264 * config/i386/i386.c (assign_386_stack_local): Assert that
2265 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2266 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2267 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2268 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2270 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2272 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2274 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2276 PR rtl-optimization/32321
2277 * gcse.c (replace_store_insn): Update the note before
2278 calling emit_insn_after.
2280 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2283 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2285 * df-problems.c (df_note_bb_compute): Fix dumping info.
2287 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2289 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2290 insn with emit_jump_insn.
2292 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2294 PR tree-optimization/32383
2295 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2296 * targhooks.h (default_builtin_reciprocal): Update prototype.
2297 * target.h (struct gcc_target): Update builtin_reciprocal.
2298 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2299 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2300 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2301 when fndecl is in BUILT_IN_MD class.
2302 (execute_convert_to_rsqrt): Ditto.
2304 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2305 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2306 Convert BUILT_IN_SQRTF code only when md_fn is false.
2308 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2310 * bt-load.c (move_btr_def): Fix the order of arguments
2311 to validate_replace_rtx.
2313 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2315 * config/m68k/m68k-devices.def: Add 54450..54455.
2317 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2319 PR rtl-optimization/32366
2320 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2321 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2324 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2327 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2328 this is true, rescan insn being modified.
2329 (sms_schedule): Added rescan parameter.
2330 (rest_of_handle_sms): Moved freeing of dominance info to before
2331 getting out of cfg_layout.
2333 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2335 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2336 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2339 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2340 FL_CF_EMAC from the entry for isac.
2342 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2343 (const_sibcall_operand): New.
2344 (sibcall_operand): Use it.
2345 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2346 (m68k_isas): ISAC does not imply FPU or EMAC.
2347 (override_options): Add ISA_C logic for symbolic jump & call.
2349 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2351 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2352 return mode from the builtin itself.
2353 (sparc_fold_builtin): Fix cast of zero constant.
2355 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2357 * targhooks.c (default_builtin_reciprocal): New default target hook.
2358 * targhooks.h (default_builtin_reciprocal): Add prototype.
2359 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2360 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2361 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2362 default_builtin_reciprocal.
2364 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2367 * hooks.c (hook_tree_tree_bool_null): New hook.
2368 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2369 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2370 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2371 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2372 and convert it to reciprocal a*rfunc(b).
2373 (execute_convert_to_rsqrt): New function.
2374 (gate_convert_to_rsqrt): New function.
2375 (pass_convert_to_rsqrt): New pass definition.
2376 * target.h (struct gcc_target): Add builtin_reciprocal.
2377 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2378 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2379 TARGET_BUILTIN_RECIPROCAL.
2380 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2382 * config/i386/i386.h (TARGET_RECIP): New define.
2383 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2384 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2385 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2386 and not optimizing for size.
2387 (*rcpsf2_sse): New insn pattern.
2388 (*rsqrtsf2_sse): Ditto.
2389 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2390 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2391 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2392 and not optimizing for size.
2393 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2394 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2395 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2396 and not optimizing for size.
2397 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2398 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2399 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2400 and not optimizing for size.
2401 (*sse_rsqrtv4sf2): Do not export.
2403 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2404 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2405 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2406 and not optimizing for size.
2408 * config/i386/i386.opt (mrecip): New option.
2409 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2410 (ix86_emit_swsqrtsf): Ditto.
2411 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2412 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2414 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2415 ix86_expand_unop1_builtin.
2416 (ix86_emit_swdivsf): New function.
2417 (ix86_emit_swsqrtsf): Ditto.
2418 (ix86_builtin_reciprocal): New function.
2419 (TARGET_BUILTIN_RECIPROCAL): Use it.
2420 (ix86_vectorize_builtin_conversion): Rename from
2421 ix86_builtin_conversion.
2422 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2423 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2424 "i386 and x86_64 Options" section.
2425 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2427 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2428 Zdenek Dvorak <dvorakz@suse.cz>
2429 Richard Guenther <rguenther@suse.de>
2430 Kaz Kojima <kkojima@gcc.gnu.org>
2432 * tree-vrp.c (compare_values_warnv): Convert val2 to
2434 (extract_range_from_assert): Create
2435 POINTER_PLUS_EXPR for pointer types.
2436 (extract_range_from_binary_expr): Handle
2437 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2439 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2440 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2441 POINTER_PLUS_EXPR as PLUS_EXPR.
2442 (number_of_iterations_lt_to_ne):
2443 For pointer types, use sizetype when
2444 creating MINUS_EXPR/PLUS_EXPRs.
2445 (assert_loop_rolls_lt): For pointer types, use sizetype when
2446 creating MINUS_EXPR/PLUS_EXPRs.
2447 (number_of_iterations_le): Likewise.
2448 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2449 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2450 like PLUS_EXPR and MINUS_EXPR.
2451 * tree-pretty-print.c (dump_generic_node): Handle
2453 (op_prio): Likewise.
2454 (op_symbol_1): Likewise.
2455 * optabs.c (optab_for_tree_code): Likewise.
2456 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2458 * tree-tailcall.c (process_assignment): Mention
2459 POINTER_PLUS_EXPR in a TODO comment.
2460 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2461 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2462 not used with a pointer and an integer type.
2463 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2464 increment using chrec_convert_rhs instead of chrec_convert.
2465 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2466 PLUS_EXPR except for the right hand side's type will be
2468 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2469 (fold_used_pointer_cast): Kill.
2470 (pointer_offset_p): Kill.
2471 (fold_used_pointer): Kill.
2472 (pointer_used_p): Kill.
2473 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2474 call fold_used_pointer.
2475 (instantiate_parameters_1): Convert the increment
2476 using chrec_convert_rhs instead of chrec_convert.
2477 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2478 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2479 instead of PLUS_EXPR.
2480 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2481 PLUS_EXPR for pointers.
2482 (std_gimplify_va_arg_expr): Likewise.
2483 (fold_builtin_memory_op): Likewise.
2484 (fold_builtin_strstr): Likewise.
2485 (fold_builtin_strchr): Likewise.
2486 (fold_builtin_strrchr): Likewise.
2487 (fold_builtin_strpbrk): Likewise.
2488 (expand_builtin_memory_chk): Likewise.
2489 (fold_builtin_memory_chk): Likewise.
2490 (std_expand_builtin_va_start): Use
2491 sizetype for the call to make_tree and then convert
2492 to the pointer type.
2493 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2494 instead of PLUS_EXPR for adding to a pointer.
2495 (std_gimplify_va_arg_expr): Use fold_build2 for
2496 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2497 the operands to sizetype first and then cast the BIT_AND_EXPR
2498 back to the pointer type.
2499 * fold-const.c (build_range_check): Handle pointer types
2501 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2502 of PLUS_EXPR's. Make sure the offset is converted to
2504 (try_move_mult_to_index): Strip the NOPs from the offset.
2505 Remove code argument and replace all uses with PLUS_EXPR.
2506 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2507 specially. Don't use a pointer type for MINUS_EXPR.
2508 (fold_unary): Handle for (T1)(X op Y),
2509 only p+ as that is the only as that can be handled for
2510 binary operators now.
2511 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2513 <case PLUS_EXPR>: Add folding of PTR+INT into
2515 Don't call try_move_mult_to_index.
2516 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2517 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2518 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2519 Don't call try_move_mult_to_index.
2520 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2521 (tree_expr_nonzero_p): Likewise.
2522 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2523 of PLUS_EXPR for the complex expression folding.
2524 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2525 first chrec is a pointer type, then the second should
2526 be sizetype and not the first's type.
2527 For POINTER_PLUS_EXPR, use a different right hand side type.
2528 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2529 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2530 different right hand side type.
2531 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2532 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2533 instead of PLUS_EXPR.
2534 When either operand is zero, convert the other operand.
2535 (chrec_apply): Use chrec_convert_rhs
2536 on the argument x instead of chrec_convert.
2537 (reset_evolution_in_loop): For pointer types, the new_evol
2539 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2540 different right hand side type.
2541 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2542 (chrec_convert_rhs): New function.
2543 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2544 different right hand side type.
2545 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2546 * tree-chrec.h (chrec_convert_rhs): New prototype.
2547 (build_polynomial_chrec): For pointer types, the right hand
2548 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2549 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2550 Remove subtraction case as it is always addition now.
2551 Make sure the offset is converted to sizetype.
2552 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2553 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2554 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2555 PLUS_EXPR in pointer type.
2556 Handle POINTER_PLUS_EXPR.
2557 (tree_to_aff_combination): Likewise.
2558 (force_expr_to_var_cost): Likewise.
2559 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2560 instead of PLUS_EXPR for pointers.
2561 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2562 instead of PLUS_EXPR of pointer types.
2563 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2565 (check_va_list_escapes): Likewise.
2566 (check_all_va_list_escapes): Likewise.
2567 * dwarf2out.c (loc_descriptor_from_tree_1):
2568 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2569 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2570 (string_constant): Likewise.
2571 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2572 the offset to the base, use POINTER_PLUS_EXPR.
2573 (add_to_parts): Convert the index to sizetype.
2574 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2575 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2576 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2577 Offset only holds something for PLUS_EXPR.
2578 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2580 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2582 (analyze_accesses_for_modify_stmt): Likewise.
2583 Remove comment about the type being integral type as it is
2585 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2587 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2589 Correct the type which the artimentic is done in (is now
2592 * tree-data-ref.c (split_constant_offset): Handle
2594 * tree-affine.c (tree_to_aff_combination): Likewise.
2595 * c-typeck.c (build_unary_op): For pointers create the increment
2596 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2598 * gimplify.c (gimplify_self_mod_expr): Create a
2599 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2600 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2601 * tree.def (POINTER_PLUS_EXPR): New tree code.
2602 * tree-predcom.c (ref_at_iteration): If we have a pointer
2603 type do the multiplication in sizetype.
2604 * tree-mudflap.c (mf_xform_derefs_1): Create a
2605 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2606 * tree-ssa-forwprop.c
2607 (forward_propagate_addr_into_variable_array_index):
2608 Don't expect there to be a cast for the index as that
2609 does not exist anymore.
2610 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2611 instead of PLUS_EXPR.
2612 Don't check for the first operand of the POINTER_PLUS_EXPR
2613 was the index as it cannot be.
2614 Call forward_propagate_addr_into_variable_array_index with
2615 the SSA_NAME instead of the statement.
2616 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2617 (compare_constant): Likewise.
2618 (copy_constant): Likewise.
2619 (compute_reloc_for_constant): Likewise.
2620 (output_addressed_constants): Likewise.
2621 (initializer_constant_valid_p): Likewise.
2622 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2623 Convert the MIN/MAX of the inner type to the outer
2624 type before comparing them.
2625 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2626 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2627 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2628 of PLUS_EXPR for pointers.
2629 * tree-inline.c (estimate_num_insns_1): Handle
2631 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2632 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2633 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2634 instead of PLUS_EXPR for the pointer increment statement.
2635 (vect_update_ivs_after_vectorizer): For pointer types, create
2636 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2637 MULT_EXPR in sizetype.
2638 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2640 * tree-object-size.c (plus_expr_object_size): Handle
2641 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2642 code which is trying to figure out which side is a pointer and
2644 (check_for_plus_in_loops_1): Likewise.
2645 (check_for_plus_in_loops): Likewise.
2646 * c-common.c (pointer_int_sum): Create a
2647 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2648 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2649 only POINTER_PLUS_EXPR. Removing all the extra
2650 code which is trying to figure out which side is a pointer and
2652 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2653 PLUS_EXPR and MINUS_EXPR.
2654 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2656 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2657 with make_tree, instead of a pointer type.
2658 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2659 for pointers instead of PLUS_EXPR.
2660 (s390_gimplify_va_arg): Likewise.
2661 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2662 instead of PLUS_EXPR when doing addition on pointer
2663 types. Use sizetype for the second operand.
2664 (spu_gimplify_va_arg_expr): Likewise.
2665 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2666 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2667 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2668 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2669 for the pointer addition and also use size_int/sizetype
2671 (ix86_gimplify_va_arg): Likewise.
2672 Perform BIT_AND_EXPR on sizetype arguments.
2673 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2674 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2675 for the pointer additions and also use size_int for the offsets.
2676 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2677 additions and also use size_int for the offsets. Perform
2678 BIT_AND_EXPR on sizetype arguments.
2679 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2680 POINTER_PLUS_EXPR for pointers and create the
2681 BIT_AND_EXPR in sizetype.
2682 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2683 instead of PLUS_EXPR for pointer addition.
2684 (rs6000_va_start): Likewise.
2685 Also use sizetype for the offset.
2686 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2687 as PLUS_EXPR/MINUS_EXPR.
2688 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2689 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2690 Don't use BIT_AND_EXPR on a pointer type, convert the
2691 expression to sizetype first.
2692 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2694 (mips_gimplify_va_arg_expr): Likewise.
2695 Don't create BIT_AND_EXPR in a pointer type.
2697 2007-06-15 Eric Christopher <echristo@apple.com>
2699 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2700 (x86_64-*-darwin*): Ditto.
2701 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2704 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2706 * doc/extend.texi: Document behavior of __attribute__((aligned))
2709 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2711 * rtlanal.c (note_stores): Improve documentation.
2713 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2715 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2716 LOCAL_LABEL_PREFIX): Delete.
2717 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2718 (bfin_internal_label): Delete.
2720 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2722 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2723 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2724 otherwise define to LIBGCC2_TF_CEXT.
2725 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2726 (LIBGCC_TF_CEXT): Ditto.
2729 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2731 PR rtl-optimization/32339
2732 * df-scan.c (df_uses_record): Don't modify flags but just add to
2733 it for df_ref_record.
2735 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2737 * tree-mudflap.c: Fix whitespace issues.
2739 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2741 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2743 2007-06-14 Eric Christopher <echristo@apple.com>
2745 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2746 (movv4sf): Use gcc_unreachable instead of abort.
2748 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2751 * config/i386/sfp-machine.h (CMPtype): New define.
2752 (mach stubs): Use CMPtype instead of int as a return type.
2754 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2756 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2757 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2758 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2759 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2760 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2761 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2762 config/soft-fp/soft-fp.h: Update from glibc CVS.
2764 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2766 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2768 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2771 * config/v850/v850.c: Include dataflow header file.
2772 (substitute_ep_register): Fix typo.
2774 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2776 * configure.ac: Fix earlier checkin.
2777 * configure: Regenerated.
2779 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2781 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2782 * aclocal.m4: Regenerate.
2783 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2784 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2785 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2786 * configure: Regenerate.
2787 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2789 * Makefile.in (quickstrap): Build libgcc too.
2791 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2793 * configure.ac: Add --enable-checking=df. Explicitly mention that
2794 the variables are initialized as for "release".
2795 * df-core.c: Use it.
2796 * configure: Regenerate.
2797 * config.in: Regenerate.
2799 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2801 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2802 validate_replace_rtx instead of replace_rtx.
2803 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2805 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2807 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2808 (DWARF2_UNWIND_INFO): Override default if configured with
2810 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2811 (ENDFILE_SPEC): Add crtend.o.
2812 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2813 (ENDFILE_SPEC): Add crtend.o.
2814 (TARGET_USE_JCR_SECTION): Define.
2815 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2817 * config/i386/cygming-crtbegin.c: New file.
2818 * config/i386/cygming-crtend.c: New file.
2820 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2822 * config/i386/w32-unwind.h: New file.
2824 2007-06-13 Eric Christopher <echristo@apple.com>
2826 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2827 the user set a value below STACK_BOUNDARY.
2829 2007-06-13 Thiemo Seufer <ths@networkno.de>
2831 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2832 imply -lpthread for -pthread.
2834 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2836 * basic-block.h: Remove the prototype for
2837 free_basic_block_vars.
2838 * cfglayout.h: Remove the prototype for
2839 insn_locators_initialize.
2840 * tree.h: Remove the prototype for emit_line_note.
2842 * tree-ssa-pre.c (mergephitemp): Remove.
2843 (init_pre): Don't use mergephitemp.
2845 2007-06-13 Eric Christopher <echristo@apple.com>
2847 * config/i386/i386.c (override_options): If we've specified
2848 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2850 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2852 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2855 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2857 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2858 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2859 (eh_store_handler): New pattern.
2860 (eh_return): Emit it instead of a plain move.
2862 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2864 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2865 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2866 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2869 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2871 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2872 (find_next_insn_start, find_load): New functions.
2873 (bfin_reorg): Use them to deal with the fact that parallel insns are
2874 no longer represented as a SEQUENCE.
2876 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2878 * config/sparc/sparc.c (sparc_override_options): Initialize
2881 2007-06-13 Dave Korn <dave.korn@artimi.com>
2883 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2886 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2888 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2889 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2890 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2891 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2892 tree-vect-transform.c: Fix comment typos. Follow spelling
2895 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2897 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2898 to the exit block use set.
2899 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2900 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2901 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2903 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2905 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2906 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2907 to indicate an error.
2908 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2910 (dbg_cnt_process_opt): Print an error on a bad argument.
2911 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2912 * common.opt (-fdbg-cnt-list): New.
2913 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2915 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2917 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2918 flag on ref-all pointers.
2920 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2923 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2924 for the offset with the modifier as EXPAND_INITIALIZER
2925 if the modifier is EXPAND_INITIALIZER.
2926 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2927 a register if we had an overflow.
2929 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2931 * real.c (real_isfinite): New.
2932 (real_sqrt): Use it.
2933 * real.h (real_isfinite): New.
2934 * builtins.c: Use it.
2936 2007-06-12 Ian Lance Taylor <iant@google.com>
2937 Daniel Berlin <dberlin@dberlin.org>
2940 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2941 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2942 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2943 (DECL_NO_TBAA_P): Define.
2944 (struct tree_decl_common): Add no_tbaa_flag field.
2945 * tree-ssa-structalias.c (struct variable_info): Add
2946 no_tbaa_pruning field.
2947 (new_var_info): Initialize no_tbaa_pruning field.
2948 (unify_nodes): Copy no_tbaa_pruning field.
2949 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2950 (dump_solution_for_var): Print no_tbaa_pruning flag.
2951 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2953 (compute_tbaa_pruning): New static function.
2954 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2955 Call compute_tbaa_pruning.
2956 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2957 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2958 * gimple-low.c (lower_stmt): Likewise.
2959 * tree-gimple.c (is_gimple_stmt): Likewise.
2960 * tree-ssa-operands.c (get_expr_operands): Likewise.
2961 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2962 * tree-inline.c (estimate_num_insns_1): Likewise.
2963 (copy_result_decl_to_var): Likewise.
2964 * expr.c (expand_expr_real_1): Likewise.
2965 * tree-pretty-print.c (dump_generic_node): Likewise.
2966 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2967 * omp-low.c (omp_copy_decl_2): Likewise.
2968 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2969 * doc/c-tree.texi (Expression trees): Document
2970 CHANGE_DYNAMIC_TYPE_EXPR.
2972 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2974 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2975 with !HONOR_NANS and !HONOR_INFINITIES.
2976 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2978 2007-06-12 Tristan Gingold <gingold@adacore.com>
2980 * gcov.c: Comments updated.
2981 (source_info): Add file_time field.
2982 (source_index): New variable.
2983 (mutiple_files): New variable.
2984 (generate_results): New function extracted from process_file.
2985 (process_file): Save and restore chain of functions, generate
2986 results and free structures only if not merging results.
2987 (release_structures): File names are now freed in create_file_names
2988 (create_file_names): Free previous file names.
2989 (find_source): File date is now read here and modifications in
2990 source files is checked here.
2991 (read_graph_file): Only reverse order of functions for the current
2993 (make_gcov_file_name): Do not generate long names if input_name is
2995 (output_lines): If merging results do not display graph, data and
2997 Checking source file modification is done in find_source.
2999 * doc/gcov.texi: Append an s to sourcefile.
3001 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3003 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3004 (forced_nop): New pattern.
3005 * config/bfin/bfin.c: Include "df.h".
3006 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3007 (bfin_discover_loop): Use df_get_live_in instead of
3008 global_live_at_start.
3009 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3010 df_analyze when done.
3011 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3012 the insns. Use QImode for the final insn in a bundle. Call
3013 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3015 (reorder_var_tracking_notes): New function.
3016 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3017 update_life_info. Call df_analyze after scheduling and bundle
3018 generation. Call reorder_var_tracking_notes if generating these
3019 notes. Call df_finish_pass at the end.
3021 2007-06-12 Dirk Mueller <dmueller@suse.de>
3023 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3024 a comparison, not an assignment.
3026 2007-06-12 Olivier Hainque <hainque@adacore.com>
3028 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3029 Request walking the subtrees only, leaving the current is_lhs/val_only
3031 (convert_non_local_reference): Likewise.
3033 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3035 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3037 2007-06-12 Richard Guenther <rguenther@suse.de>
3039 PR tree-optimization/15353
3040 PR tree-optimization/31657
3041 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3042 * timevar.def: Add TV_TREE_IFCOMBINE.
3043 * tree-pass.h (pass_tree_ifcombine): Declare.
3044 * tree-ssa-ifcombine.c: New file.
3045 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3046 * tree-flow.h (blocks_in_phiopt_order): Declare.
3047 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3048 (tree-ssa-ifcombine.o): New dependencies.
3050 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3052 PR rtl-optimization/32293
3053 * combine.c (simplify_if_then_else): Truncate return from
3054 nonzero_bits() to correct mode.
3056 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3058 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3059 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3061 2007-06-11 Diego Novillo <dnovillo@google.com>
3063 * Makefile.in (reload1.o-warn): Remove.
3065 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3067 * combine.c (subst): Use reg_overlap_mentioned_p
3068 instead of comparing register numbers directly.
3070 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3072 * reload1.c (mark_home_live_1): Use the mode parameter.
3074 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3076 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3077 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3081 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3083 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3085 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3087 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3088 from integer registers.
3089 (FP mode splitters): Handle TFmode.
3091 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3093 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3094 for ref-all pointers that point-to anything.
3096 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3098 * config/arm/arm.c (arm_output_dwarf_dtprel,
3099 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3101 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3103 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3104 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3107 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3109 * gcc/tree.c (signed_or_unsigned_type_for): New.
3110 (unsigned_type_for): Use signed_or_unsigned_type_for.
3111 (signed_type_for): Use signed_or_unsigned_type_for.
3112 * gcc/tree.h (signed_or_unsigned_type_for): New.
3113 (get_signed_or_unsigned_type): Remove.
3114 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3115 lang_hooks.types.signed_type
3116 (size_diffop): Likewise.
3117 (all_ones_mask_p): Likewise.
3118 (build_range_check): Likewise.
3119 (fold_cond_expr_with_comparison): Likewise.
3120 (fold_cond_expr_with_comparison): Likewise.
3121 (unextend): Likewise.
3122 (extract_muldiv_1): Likewise.
3123 (fold_single_bit_test_into_sign_test): Likewise.
3124 (fold_binary): Likewise.
3125 (fold_ternary): Likewise.
3126 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3127 instead of get_signed_or_unsigned_type.
3128 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3129 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3130 * gcc/expr.c (signed_or_unsigned_type_for): Use
3131 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3132 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3133 (lhd_signed_or_unsigned_type): Remove.
3134 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3135 signed_or_unsigned_type.
3136 (lhd_signed_or_unsigned_type): Remove.
3137 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3138 lang_hooks.types.signed_type.
3139 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3140 c_common_signed_type instead of lang_hooks.types.signed_type.
3141 (c_common_unsigned_type): New.
3142 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3143 (shorten_compare): Use c_common_unsigned_type instead of
3144 c_common_signed_or_unsigned_type.
3145 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3147 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3148 lang_hooks.types.signed_type.
3149 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3150 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3151 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3152 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3153 instead of unsigned_type_for.
3154 * gcc/c-decl.c (groakdeclarator): Likewise.
3155 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3156 * gcc/c-common.h (c_common_unsigned_type): New.
3158 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3161 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3162 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3164 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3167 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3168 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3170 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3171 Sebastian Pop <sebpop@gmail.com>
3173 * lambda-code.c (remove_iv): New.
3174 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3176 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3178 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3179 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3180 * tree-ssa-loop-prefetch.c: Include optabs.h.
3181 (FENCE_FOLLOWING_MOVNT): New macro.
3182 (struct mem_ref): Add independent_p and storent_p fields.
3183 (record_ref): Initalize the new fields.
3184 (gather_memory_references_ref): Return true if the reference
3186 (gather_memory_references): Check whether all memory accesses
3187 in loop were recorded.
3188 (should_issue_prefetch_p): Return false for nontemporal stores.
3189 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3190 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3191 (determine_loop_nest_reuse): Detect independent memory references.
3192 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3193 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3194 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3195 * config/i386/i386.h (x86_mfence): Declare.
3196 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3197 * config/i386/i386.c (x86_mfence): New variable.
3198 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3200 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3201 * optabs.c (init_optabs): Initialize storent_optab.
3202 * optabs.h (enum optab_index): Add OTI_storent.
3203 (storent_optab): Declare.
3204 * genopinit.c (optabs): Add initialization for storent_optab.
3205 * tree.h (MOVE_NONTEMPORAL): New macro.
3206 * expr.c (expand_assignment, store_expr, store_constructor_field,
3207 store_constructor, store_field, expand_expr_real_1): Propagate
3208 nontemporality of the expanded store.
3209 (emit_storent_insn): New function.
3210 * expr.h (expand_assignment, store_expr): Declaration changed.
3211 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3212 to expand_assignment.
3213 * stmt.c (expand_asm_expr): Ditto.
3214 * calls.c (initialize_argument_information): Pass false as
3215 nontemporality to store_expr.
3216 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3219 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3221 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3223 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3225 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3227 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3228 and allow DECL_P here.
3230 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3232 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3233 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3234 track of the size of the expression.
3235 * cfghooks.c (merge_blocks): Remove block from loops structure only
3236 after call of the merge_blocks hook.
3238 2007-06-09 Tom Tromey <tromey@redhat.com>
3240 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3241 (deprecated_state): Removed.
3242 (start_decl): Update.
3243 (enum deprecated_states): Moved earlier.
3244 (groktypename): Update.
3245 (push_parm_decl): Likewise.
3246 (grokfield): Likewise.
3247 (start_function): Likewise.
3249 2007-06-09 Ian Lance Taylor <iant@google.com>
3251 PR tree-optimization/32169
3252 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3253 CONVERT_EXPR, check whether min and max both converted to an
3254 overflow infinity representation.
3256 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3258 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3259 not inserted on the edge.
3261 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3263 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3264 instructions if they are supported.
3265 (__divsi3, __umodsi3, __modsi3): Likewise.
3266 (__ashldi3, __ashrdi3, __lshrdi3): New.
3267 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3269 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3270 Tony Linthicum <tony.linthicum@amd.com>
3272 * doc/invoke.texi: Add fvect-cost-model flag.
3273 * common.opt (fvect-cost-model): New flag.
3274 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3275 cost fields in stmt_vec_info struct for STMT.
3276 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3277 fields in stmt_vec_info struct and access functions for the same.
3278 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3279 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3280 load, store and vector to scalar operation.
3281 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3282 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3283 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3284 (TARG_VEC_STORE_COST): Define cost of vector store.
3285 (vect_estimate_min_profitable_iters): Define new function.
3286 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3287 check to evaluate if loop iterations are less than minimum profitable
3288 iterations determined by cost model or minimum vect loop bound defined
3289 by user, whichever is more conservative.
3290 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3291 run-time check to evaluate if loop iterations are less than minimum
3292 profitable iterations determined by cost model or minimum vect loop
3293 bound defined by user, whichever is more conservative.
3294 (vect_estimate_min_profitable_iterations): New function to estimate
3295 mimimimum iterartions required for vector version of loop to be
3296 profitable over scalar version.
3297 (vect_model_reduction_cost): New function.
3298 (vect_model_induction_cost): New function.
3299 (vect_model_simple_cost): New function.
3300 (vect_cost_strided_group_size): New function.
3301 (vect_model_store_cost): New function.
3302 (vect_model_load_cost): New function.
3303 (vectorizable_reduction): Call vect_model_reduction_cost during
3305 (vectorizable_induction): Call vect_model_induction_cost during
3307 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3308 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3309 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3310 vectorizable_promotion, vectorizable_demotion): Call
3311 vect_model_simple_cost during analysis phase.
3313 2007-06-08 Simon Baldwin <simonb@google.com>
3315 * reg-stack.c (get_true_reg): Readability change. Moved default case
3316 label into direct switch statement scope.
3318 2007-06-08 Simon Baldwin <simonb@google.com>
3320 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3321 in gcc_assert() with '==' comparison.
3323 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3325 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3326 TARGET_ABM handling of x86_popcnt variable.
3328 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3330 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3331 __builtin_copysignq and __builtin_infq built-in functions.
3333 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3335 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3336 SSE4.2 section. Correct built-in function names in SSE4A section.
3338 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3340 PR tree-optimization/32243
3341 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3342 for ncopies after ratio check between nunits_out and nunits_in.
3343 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3345 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3347 PR tree-optimization/32224
3348 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3349 vectorization upon a non GIMPLE_MODIFY_STMT.
3351 2007-06-08 Christian Bruel <christian.bruel@st.com>
3354 * config/sh/sh.md (doloop_end): New pattern and splitter.
3355 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3357 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3360 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3362 (verify_dominators): Do not change dominance tree.
3364 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3366 * config/sh/constraints.md: New file.
3367 * config/sh/sh.c: Include tm-constrs.h.
3368 (reg_class_from_letter): Remove.
3369 (prepare_cbranch_operands): Use satisfies_constraint_*
3370 function instead of macro.
3371 (andcosts, broken_move, sh_secondary_reload): Likewise.
3372 * config/sh/predicates.md (trapping_target_operand): Likewise.
3373 (and_operand, arith_operand, arith_reg_or_0_operand,
3374 cmp_operand, logical_operand, target_operand,
3375 ua_address_operand, ua_offset, xor_operand): Likewise.
3376 * config/sh/sh.md: Include constraints.md.
3377 (*movsicc_t_false): Use satisfies_constraint_* function
3379 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3380 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3381 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3382 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3383 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3384 (REG_CLASS_FROM_CONSTRAINT): Remove.
3385 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3386 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3387 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3388 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3389 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3390 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3391 function instead of macro.
3392 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3393 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3394 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3395 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3396 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3397 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3398 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3399 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3400 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3401 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3402 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3403 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3404 EXTRA_CONSTRAINT_STR): Likewise.
3405 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3407 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3409 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3411 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3414 * c-common.h (flag_cpp0x): Replaced by...
3415 (cxx_dialect): ... this new variable specifying the C++ dialect that
3417 * c-common.c (flag_cpp0x): Removed.
3418 (cxx_dialect): Defined.
3419 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3421 * c-opts.c (c_common_post_options): Likewise.
3422 (set_std_cxx98): Set cxx_dialect to cxx98.
3423 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3425 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3426 Hui-May Chang <hm.chang@apple.com>
3428 * doc/invoke.texi (Darwin Options): Update documentation for
3429 -mmacosx-version-min.
3430 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3431 * config/darwin-driver.c: New file.
3432 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3433 * config/t-darwin (darwin-driver.o): New rule.
3435 * config/darwin-c.c (version_as_macro): Ignore low digit.
3437 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3439 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3440 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3441 (CSGNMODE): New mode macro.
3442 (CSGNVMODE): New mode attribute.
3443 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3444 expander using CSGNMODE mode macro. Handle TFmode.
3445 (copysign<mode>3_const): Rename from copysignsf3_const and
3446 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3448 (copysign<mode>3_var): Rename from copysignsf3_var and
3449 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3451 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3452 mode macro. Handle TFmode.
3453 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3454 (iortf3, *iortf3): Ditto.
3455 (xortf3, *xortf3): Ditto.
3456 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3457 TFmode and TImode masks.
3458 (ix86_expand_copysign): Expand TFmode copysign insn.
3459 (IX86_BUILTIN_INFQ): New.
3460 (IX86_BUILTIN_FABSQ): Ditto.
3461 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3462 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3463 [__builtin_fabsq]: Ditto.
3464 [__builtin_copysignq]: Ditto.
3465 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3466 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3467 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3468 ix86_expand_binop_builtin().
3470 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3472 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3474 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3477 * rtl.h (push_to_sequence2): New.
3478 * emit-rtl.c (push_to_sequence2): New.
3479 * function.c (assign_parm_data_all): Add new fields.
3480 (assign_parm_setup_block): Call push_to_sequence2 instead of
3482 (assign_parm_setup_reg): Ditto.
3483 (assign_parm_setup_stack): Ditto.
3484 (assign_parms_unsplit_complex): Ditto.
3485 (assign_parms): Change field name.
3487 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3489 PR tree-optimization/32220
3490 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3491 phi node is reached before defining statement.
3493 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3496 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3497 after changing the right hand side of the assignment.
3499 2007-06-06 Eric Christopher <echristo@apple.com>
3501 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3502 (x86_64-*-darwin*): Ditto.
3503 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3504 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3506 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3508 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3510 (add_key): Likewise.
3511 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3512 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3514 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3516 (add_cost_one_coalesce): Likewise.
3517 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3518 variable names. Rename orig to orig_name for consistency.
3519 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3521 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3523 (record_equivalences_from_stmt): Likewise.
3524 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3525 the coding conventions.
3526 (memory_ssa_name_same): Likewise.
3527 (dse_optimize_stmt): Likewise.
3528 (dse_record_phis): Likewise.
3529 (dse_finalize_block): Likewise.
3530 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3531 keywords as variable names.
3532 (may_move_till): Cast according to the coding conventions.
3533 (force_move_till_expr): Avoid using C++ keywords as variable names.
3534 (force_move_till): Cast according to the coding conventions.
3535 (memref_hash): Likewise.
3536 (memref_eq): Likewise.
3537 (gather_mem_refs_stmt): Likewise.
3538 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3539 using C++ keywords as variable names.
3540 (idx_find_step): Cast according to the coding conventions.
3541 (idx_record_use): Likewise.
3542 (find_depends): Likewise.
3543 (prepare_decl_rtl): Likewise.
3544 (mbc_entry_hash): Likewise.
3545 (mbc_entry_eq): Likewise.
3546 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3547 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3548 (idx_infer_loop_bounds): Cast according to the coding conventions.
3549 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3550 * tree-ssa-math-opts.c (occ_new ): Likwise.
3551 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3553 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3555 (add_use_op): Likewise.
3556 (add_vop): Likewise.
3557 (add_vuse_op): Likewise.
3558 (add_vdef_op): Likewise.
3559 (get_expr_operands): Likewise.
3560 (push_stmt_changes): Use type safe memory macros.
3561 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3562 keywords as variable names.
3563 (conditional_replacement): Likewise.
3564 (minmax_replacement): Likewise.
3565 (abs_replacement): Likewise.
3566 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3568 (insert_fake_stores): Avoid using C++ keywords as variable names.
3569 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3571 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3572 (heapvar_insert): Use type safe memory macros.
3573 (new_var_info): Cast according to the coding conventions.
3574 (new_constraint): Likewise.
3575 (remove_preds_and_fake_succs): Use type safe memory macros.
3576 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3578 (thread_single_edge): Likewise.
3579 (thread_through_loop_header): Likewise.
3581 2007-06-06 Eric Christopher <echristo@apple.com>
3583 * config/i386/i386.c (override_options): Move handling
3584 of TARGET_SUBTARGET* earlier.
3586 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3588 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3591 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3593 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3594 emited outside of basic block.
3595 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3597 * rtl.h (delete_insn_chain): Declaration changed.
3598 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3600 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3601 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3602 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3603 to delete_insn_chain.
3604 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3605 do not have bb field set.
3606 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3608 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3609 * cfgcleanup.c (try_optimize_cfg): Ditto.
3611 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3613 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3614 (lambda_body_vector_new): Use type safe memory macros.
3615 (lambda_linear_expression_new): Likewise.
3616 (lambda_loopnest_new): Likewise.
3617 (lambda_lattice_new): Likewise.
3618 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3619 conventions. Use type safe memory macros.
3620 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3621 (lambda_body_vector_s): Likewise.
3622 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3623 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3625 2007-06-06 Richard Guenther <rguenther@suse.de>
3627 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3628 if we need to schedule cfg_cleanup.
3629 (tree_ssa_forward_propagate_single_use_vars): Do so.
3631 2007-06-06 Ian Lance Taylor <iant@google.com>
3633 * fold-const.c (merge_ranges): If range_successor or
3634 range_predecessor fail, just return 0.
3636 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3638 PR tree-optimization/32216
3639 * tree-vectorizer.c (supportable_widening_operation): Determine
3640 signedness of FIX_TRUNC_EXPR from output operand.
3641 (supportable_narrowing_operation): Ditto.
3642 * tree-vect-generic.c (expand_vector_operations_1): Determine
3643 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3646 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3648 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3649 (struct pta): ...from here. Change flags to unsigned to avoid
3650 excessive casting (as it is used as a bit mask).
3651 (override_options): Add casts according to the coding convenventions.
3652 (x86_64_elf_unique_section): Likewise.
3653 (examine_argument): Avoid using C++ keywords as variable names.
3654 (construct_container): Likewise.
3655 (legitimize_pic_address): Likewise.
3656 (get_dllimport_decl): Cast according to the coding conventions. Use
3657 type safe memory macros.
3658 (legitimize_address): Cast according to the coding conventions.
3659 (emit_i387_cw_initialization): Corrected the type of slot to enum
3661 (ix86_init_machine_status): Use type safe memory macros.
3662 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3663 (bdesc_pcmpistr): Likewise.
3664 (bdesc_crc32): Likewise.
3665 (bdesc_sse_3arg): Likewise.
3666 (bdesc_2arg): Likewise.
3667 (bdesc_1arg): Likewise.
3668 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3669 (ix86_expand_sse_pcmpistr): Likewise.
3670 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3671 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3672 int to match the langhook definition.
3673 (ix86_builtin_conversion): Change the type of code to unsigned init to
3674 match the langhook definition.
3675 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3677 (ix86_preferred_output_reload_class): Likewise.
3678 (ix86_cannot_change_mode_class): Likewise.
3679 (ix86_memory_move_cost): Likewise.
3680 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3681 avoid excessive casting later on.
3682 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3684 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3686 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3687 as flags setting insn.
3688 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3690 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3692 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3693 (UNSPEC_ROUND): New.
3694 ("sse4_1_round<mode>2"): New insn pattern.
3695 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3697 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3698 expander using SSEMODEF mode macro. Expand using
3699 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3700 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3701 expander using SSEMODEF mode macro. Expand using
3702 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3703 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3704 expander using SSEMODEF mode macro. Expand using
3705 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3706 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3707 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3708 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3711 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3712 Sebastian Pop <sebpop@gmail.com>
3714 * lambda.h (build_linear_expr): New.
3715 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3716 Use build_linear_expr, call fold and force_gimple_operand.
3717 (lambda_loopnest_to_gcc_loopnest): Check that there is
3718 something to insert.
3719 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3721 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3723 PR preprocessor/23479
3724 * doc/extend.texi: Document the 0b-prefixed binary integer
3727 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3729 PR tree-optimization/32215
3730 * tree-vectorizer.c (supportable_widening_operation): Return false
3731 for unsupported FIX_TRUNC_EXPR tree code.
3732 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3734 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3736 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3737 register on SPE targets. Change documentation to reflect
3739 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3740 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3741 out of the register allocation pool.
3742 (rs6000_reg_live_or_pic_offset_p): New function.
3743 (rs6000_emit_prologue): Move the actual saving of LR up to free
3744 r0 for holding r11. Split saving of SPE 64-bit registers into
3745 its own case. Ensure that offsets will always be in-range for
3746 'evstdd' by using r11 as a scratch register to point at the start
3747 of the SPE save area. Save r11 if necessary, as it is the static
3749 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3750 into its own case. Ensure that offsets will always be in-range
3751 for 'evldd' by using r11 as a scratch register to point at the
3752 start of the SPE save area. Also adjust r11 when restoring
3753 the stack pointer to compensate for pre-loading r11.
3755 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3757 * cfg.c (init_flow): Use type safe memory macros.
3758 (alloc_block): Likewise.
3759 (unchecked_make_edge): Likewise.
3760 (dump_flow_info): Avoid using C++ keywords as variable names.
3761 (copy_original_table_clear): Cast according to the coding conventions.
3762 (copy_original_table_set): Likewise.
3763 * cfgexpand (label_rtx_for_bb): Likewise.
3764 (expand_gimple_basic_block): Likewise.
3765 * cfghooks.c (dump_bb): Likewise.
3766 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3768 (lv_add_condition_to_bb): Likewise.
3769 * cfglayout (relink_block_chain): Cast according to the coding
3771 (fixup_reorder_chain): Likewise.
3772 (fixup_fallthru_exit_predecessor): Likewise.
3773 * cfgloop.c (glb_enum_p): Likewise.
3774 (get_exit_description): Likewise.
3775 (dump_recorded_exit): Likewise.
3776 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3777 (struct loop): ... from here.
3778 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3780 * cfgrtl.c (rtl_create_basic_block): Likewise.
3781 (rtl_split_block): Likewise.
3782 (rtl_dump_bb): Likewise.
3783 (cfg_layout_split_block): Likewise.
3784 (init_rtl_bb_info): Use typesafe memory macros.
3786 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3787 * graphds.h: Updated all usages of edge to graph_edge.
3788 * graphds.c: Likewise.
3789 * cfgloopanal.c: Likewise.
3791 2007-06-05 Ian Lance Taylor <iant@google.com>
3793 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3794 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3795 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3797 (test_for_singularity): Likewise.
3799 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3801 * config/i386/constraints.md ("Y2"): Replaced by ...
3803 * config/i386/i386.md: Likewise.
3804 * config/i386/mmx.md: Likewise.
3805 * config/i386/sse.md: Likewise.
3807 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3809 * config/i386/constraints.md ("z"): Replaced by ...
3811 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3812 (sse4_1_blendvps): Likewise.
3813 (sse4_1_pblendvb): Likewise.
3814 (sse4_2_pcmpestr): Likewise.
3815 (sse4_2_pcmpestrm): Likewise.
3816 (sse4_2_pcmpestr_cconly): Likewise.
3817 (sse4_2_pcmpistr): Likewise.
3818 (sse4_2_pcmpistrm): Likewise.
3819 (sse4_2_pcmpistr_cconly): Likewise.
3821 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3823 * matrix-reorg.c (transform_access_sites): Fix computation.
3824 (transform_allocation_sites): Same.
3826 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3828 * config/i386/i386.c (override_options): Use
3829 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3831 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3833 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3834 (nonimm_not_xmm0_operand): Ditto.
3835 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3836 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3837 as operand[2] predicate. Require "z" class XMM register for
3838 operand[3]. Adjust asm template.
3839 ("sse4_1_blendvpd"): Ditto.
3840 ("sse4_1_pblendvb"): Ditto.
3841 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3842 force op2 into xmm0 register for variable blend instructions.
3844 2007-06-04 Tom Tromey <tromey@redhat.com>
3846 * c-tree.h (start_enum): Update.
3847 (build_enumerator): Likewise.
3848 * c-decl.c (enum_next_value): Removed.
3849 (enum_overflow): Likewise.
3850 (start_enum): Add c_enum_contents argument. Don't use globals.
3851 (build_enumerator): Likewise.
3852 * c-tree.h (struct c_enum_contents): New struct.
3854 2007-06-04 Tom Tromey <tromey@redhat.com>
3856 * c-common.c (c_common_get_alias_set): Fix indentation.
3858 2007-06-04 Ian Lance Taylor <iant@google.com>
3860 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3861 to overflow, reduce overflow infinity to regular infinity.
3862 (vrp_var_may_overflow): New static function.
3863 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3865 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3867 * stor-layout.c (layout_type): Remove duplicate code.
3869 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3872 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3873 before build_common_builtin_nodes ().
3875 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3878 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3880 2007-06-04 Jan Hubicka <jh@suse.cz>
3882 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3883 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3884 instead of _stat version.
3886 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3888 PR tree-optimization/32194
3889 * tree-predcom.c (determine_offset): Check that both references have
3892 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3894 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3895 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3896 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3897 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3898 Add argument to iterate_fix_dominators call.
3899 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3900 * gcse.c (hoist_code): Change domby to vector.
3901 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3902 Add argument to iterate_fix_dominators call.
3903 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3904 recompute_dominator.
3905 * lambda-code.c (perfect_nestify): Ditto.
3906 * cfgloopanal.c: Include graphds.h.
3907 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3908 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3909 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3911 * graphds.c: New file.
3912 * graphds.h: New file.
3913 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3914 (get_dominated_by, get_dominated_by_region): Change return type to
3916 (verify_dominators): Recompute all dominators and compare the results.
3917 (recount_dominator): Renamed to ...
3918 (recompute_dominator): ... this. Do not check that the block is
3920 (iterate_fix_dominators): Reimplemented.
3921 (prune_bbs_to_update_dominators, root_of_dom_tree,
3922 determine_dominators_for_sons): New functions.
3923 * et-forest.c (et_root): New function.
3924 * et-forest.h (et_root): Declare.
3925 * Makefile.in (graphds.o): Add.
3926 (cfgloopanal.o): Add graphds.h dependency.
3927 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3928 * basic-block.h (get_dominated_by, get_dominated_by_region,
3929 iterate_fix_dominators): Declaration changed.
3930 (recount_dominator): Renamed to ...
3931 (recompute_dominator): ... this.
3932 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3933 (thread_through_all_blocks): Do not free dominance info.
3935 2007-06-03 Andreas Schwab <schwab@suse.de>
3937 * config/m68k/m68k.c (override_options): Don't override
3939 * config/m68k/m68k-modes.def (SF, DF): Define to use
3940 motorola_single_format and motorola_double_format, resp.
3941 * real.c (motorola_single_format): Renamed from
3942 coldfire_single_format.
3943 (motorola_double_format): Renamed from coldfire_double_format.
3944 (encode_ieee_extended): Generate a proper canonical NaN image
3945 respecting canonical_nan_lsbs_set.
3946 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3948 * real.h: Adjust declarations.
3950 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3953 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3954 the symbol is generated with the stack protector.
3956 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3958 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3959 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3961 * doc/extend.texi (interrupt): Mention m68k.
3963 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3965 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3966 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3967 (ix86_expand_sse_pcmpestr): Do not check operands for
3968 "register_operand", when insn operand predicate is "register_operand".
3969 (ix86_expand_sse_pcmpistr): Ditto.
3971 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3972 Uros Bizjak <ubizjak@gmail.com>
3974 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3975 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3976 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3977 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3978 * config/i386/constraints.md ("z"): New register constraint
3979 for members of SSE_FIRST_REG class.
3980 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3981 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3982 SSE_FIRST_REG class.
3983 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3984 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3985 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3986 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3987 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3988 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3989 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3990 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3991 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3992 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3993 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3994 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3995 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3996 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3997 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3998 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3999 (struct builtin_description): Change "flag" field to unsigned.
4000 (bdesc_pcmpestr): New builtin description table.
4001 (bdesc_pcmpistr): Likewise.
4002 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4003 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4004 Initialize pcmp[ei]str[im] insns for SSE4.2.
4005 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4006 (ix86_expand_sse_pcmpistr): Likewise.
4007 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4008 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4009 (UNSPEC_PCMPISTR): Likewise.
4010 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4011 (sse4_2_pcmpestri):New isns pattern.
4012 (sse4_2_pcmpestrm): Likewise.
4013 (sse4_2_pcmpestr_cconly): Likewise.
4014 (sse4_2_pcmpistr): New insn patern and splitter.
4015 (sse4_2_pcmpistri):New isns pattern.
4016 (sse4_2_pcmpistrm): Likewise.
4017 (sse4_2_pcmpistr_cconly): Likewise.
4018 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4021 2007-06-01 David Daney <ddaney@avtrex.com>
4023 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4024 LOADGP_ABSOLUTE and not binds_local_p.
4026 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4028 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4030 2007-06-01 Ian Lance Taylor <iant@google.com>
4032 * tree-vrp.c (compare_name_with_value): Always set
4033 used_strict_overflow if we get a result from the variable itself.
4035 2007-06-01 Ian Lance Taylor <iant@google.com>
4037 PR rtl-optimization/31455
4038 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4039 subregs which have a cast between modes which are not tieable.
4041 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4043 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4044 breaks after return statements.
4046 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4048 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4049 only after no_new_pseudos.
4051 2007-05-31 Eric Christopher <echristo@apple.com>
4053 * expr.c (convert_move): Assert that we don't have a BLKmode
4055 (store_expr): Handle BLKmode moves by calling emit_block_move.
4057 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4059 * c-typeck.c (build_indirect_ref): Include type in error message.
4060 (build_binary_op): Pass types to binary_op_error.
4061 * c-common.c (binary_op_error): Take two type arguments, print out
4063 * c-common.h (binary_op_error): Update prototype.
4065 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4067 * config/i386/i386.c: Correct coments on -mno-sse4.
4069 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4071 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4072 (x86_64-*-*): Likewise.
4073 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4074 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4075 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4076 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4077 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4078 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4079 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4080 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4081 (OPTION_MASK_ISA_SSE4): Likewise.
4082 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4083 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4084 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4085 (override_options): Support SSE4.2.
4086 (ix86_build_const_vector): Support SImode and DImode.
4087 (ix86_build_signbit_mask): Likewise.
4088 (ix86_expand_int_vcond): Support V2DImode.
4089 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4090 (IX86_BUILTIN_CRC32HI): Likewise.
4091 (IX86_BUILTIN_CRC32SI): Likewise.
4092 (IX86_BUILTIN_CRC32DI): Likewise.
4093 (IX86_BUILTIN_PCMPGTQ): Likewise.
4094 (bdesc_crc32): Likewise.
4095 (bdesc_sse_3arg): Likewise.
4096 (ix86_expand_crc32): Likewise.
4097 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4098 (ix86_expand_builtin): Likewise.
4099 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4100 __SSE4_2__ for -msse4.2.
4101 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4102 (CRC32MODE): Likewise.
4103 (crc32modesuffix): Likewise.
4104 (crc32modeconstraint): Likewise.
4105 (sse4_2_crc32<mode>): Likewise.
4106 (sse4_2_crc32di): Likewise.
4107 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4109 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4110 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4111 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4112 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4113 (vcondu<mode>): Likewise.
4114 * doc/extend.texi: Document SSE4.2 built-in functions.
4115 * doc/invoke.texi: Document -msse4.2/-msse4.
4117 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4119 PR tree-optimization/32160
4120 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4121 variable as gimple reg.
4122 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4124 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4126 * gcc.c (main): Don't consider linker options when issuing the
4127 warning about a linker input file not being used.
4129 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4131 * tree-vrp.c (compare_names): Initialize sop.
4133 2007-05-30 Dirk Mueller <dmueller@suse.de>
4135 * cgraphunit.c (cgraph_analyze_function): Remove
4136 computation of inline parameters.
4138 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4140 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4142 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4144 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4145 Add vx-common.h. Include vxworks.h between vx-common.h and
4147 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4149 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4150 (TARGET_ASM_DESTRUCTOR): Likewise.
4151 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4152 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4153 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4154 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4155 (VXWORKS_ENDIAN_SPEC): Define.
4156 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4157 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4158 VXWORKS_* equivalents.
4159 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4160 (ASM_FILE_START): Delete.
4161 (TARGET_VERSION): Reformat.
4162 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4163 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4164 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4165 (FPBIT, DPBIT): Define.
4166 (fp-bit.c, dp-bit.c): New rules.
4167 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4168 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4169 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4170 * config/arm/arm.h: Include vxworks-dummy.h.
4171 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4172 Mark with ATTRIBUTE_UNUSED.
4173 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4174 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4175 make it incompatible with -msingle-pic-base.
4176 (arm_function_ok_for_sibcall): Return false for calls that might
4177 go through a VxWorks PIC PLT entry.
4178 (require_pic_register): New function, split out from...
4179 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4181 (arm_load_pic_register): Handle the VxWorks RTP initialization
4182 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4183 (arm_emit_call_insn): New function.
4184 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4185 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4186 (pic_offset_arm): New pattern.
4187 (call, call_value): Use arm_emit_call_insn.
4188 (call_internal, call_value_internal): New expanders.
4189 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4190 VxWorks unless __PIC__.
4192 2007-05-30 Eric Christopher <echristo@gmail.com>
4194 * genrecog.c: Include regs.h in generated file.
4195 * genemit.c: Ditto. Fix up formatting.
4196 * config/mn10300/constraints.md: New.
4197 * config/mn10300/mn10300.md: Include.
4198 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4199 Fix up for removed macro.
4200 * config/mn10300/predicates.md (call_address_operand): Ditto.
4201 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4202 (CONST_OK_FOR_I): Ditto.
4203 (CONST_OK_FOR_J): Ditto.
4204 (CONST_OK_FOR_K): Ditto.
4205 (CONST_OK_FOR_L): Ditto.
4206 (CONST_OK_FOR_M): Ditto.
4207 (CONST_OK_FOR_N): Ditto.
4208 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4212 (EXTRA_CONSTRAINT): Ditto.
4214 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4216 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4218 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4219 OPTION_MASK_ISA_64BIT.
4220 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4222 2007-05-30 Richard Guenther <rguenther@suse.de>
4225 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4226 types for comparison.
4227 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4228 with original typed arguments.
4229 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4231 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4233 PR tree-optimization/31769
4234 * except.c (duplicate_eh_regions): Clear prev_try if
4235 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4237 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4239 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4240 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4241 bsi of the location where statements should be inserted.
4242 (sink_code_in_bb): Take bsi from statement_sink_location.
4243 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4244 instead of bsi_start.
4245 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4247 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4248 (bsi_move_before): Document inconsistency with bsi_move_after.
4249 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4251 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4253 * config/i386/i386.h (TARGET_ABM): New define.
4254 (TARGET_POPCNT): Ditto.
4255 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4256 New temporary defines to redefine from OPTION_ISA_* defines.
4257 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4258 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4259 (ix86_isa_flags): New extern int declaration.
4260 (TARGET_SUBTARGET_DEFAULT): New define.
4261 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4262 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4263 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4264 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4265 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4266 * config/i386/darwin.h: Change TARGET_64BIT define to
4269 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4270 using existing "ix86_isa_flags" varible.
4271 (m32, m64): Use existing "ix86_isa_flags" variable.
4272 (mmmx, m3dnow): Ditto.
4273 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4274 (mabm): Define as non-negative option using "x86_abm" variable.
4275 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4277 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4278 Rewrite feature test bitmap.
4279 (ix86_isa_flags): New initialized global int varible.
4280 (ix86_isa_flags_explicit): New static int variable.
4281 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4282 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4283 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4284 target_flags_explicit.
4285 (override_options): Remove "target_enable" and "target_disable" fields
4286 from "struct ptt". Update processor_target_table accordingly. Remove
4287 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4288 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4289 "target_flags" and "ix86_isa_flags_explicit" instead of
4290 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4291 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4292 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4293 to true when either of PTA_POPCNT or PTA_ABM is set in
4294 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4295 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4296 processor_alias_table flags entry. Remove handling of
4297 "target_enable" and "target_disable" fields of processor_target_table.
4298 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4299 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4300 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4301 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4302 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4304 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4306 2007-05-29 David Daney <ddaney@avtrex.com>
4309 * config/mips/mips.c (mips_output_mi_thunk): Emit
4310 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4312 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4313 * config/i386/i386.c (ix86_function_regparm): Added checking of
4314 ix86_force_align_arg_pointer to determine the number of
4315 register parameters.
4317 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4319 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4320 (SET_DR_MISALIGNMENT): New.
4321 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4322 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4323 Use SET_DR_MISALIGNMENT.
4324 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4326 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4327 find_loop_nest): Export.
4328 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4329 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4330 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4331 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4333 (struct mem_ref): Add field reuse_distance.
4334 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4335 Initialize reuse_distance field.
4336 (issue_prefetch_ref): Select temporality of prefetch according to
4338 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4339 self_reuse_distance, determine_loop_nest_reuse): New functions.
4340 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4341 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4342 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4345 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4347 * tree-ssa-alias.c: Add aliasing overview.
4349 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4350 Danny Smith <dannysmith@users.sourceforge.net>
4353 * config/i386/t-crtfm: Compile crtfastmath.o with
4354 -minline-all-stringops.
4355 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4356 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4358 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4360 * doc/md.texi: Document constraints on HP PA-RISC.
4362 * pa/constraints.md: New file.
4363 * pa.md: Include constraints.md.
4364 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4365 (integer_store_memory_operand, ldil_cint_p): New functions.
4366 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4367 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4368 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4369 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4370 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4372 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4375 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4376 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4377 case POSTDECREMENT_EXPR>): Return the error_mark_node
4378 if either the real or imaginary parts would an
4381 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4383 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4384 name when we remove it from a call.
4386 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4388 * targhooks.c (default_narrow_bitfield): Remove.
4389 * targhooks.h: Remove the prototype for
4390 default_narrow_bitfield.
4392 * langhooks-def.h: Remove the prototype for
4393 hook_get_alias_set_0.
4394 * langhooks.c (hook_get_alias_set_0): Remove.
4396 * global.c (EXECUTE_IF_CONFLICT): Remove.
4398 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4401 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4402 return true when truth_value_p is true and the type
4405 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4407 * doc/install.texi (Prerequisites): We no longer require Autoconf
4408 2.13 for the top-level.
4410 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4412 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4413 memory access via x86_expand_vector_move_misalign() only for
4414 TImode values on 32-bit targets.
4416 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4418 * matrix-reorg.c: New file. Implement matrix flattening and
4419 transposing optimization.
4420 * tree-pass.h: Add matrix reorg pass.
4421 * common.opt: Add fipa-mreorg flag.
4422 * Makefile.in: Add matrix-reorg.c.
4423 * passes.c: Add matrix reorg pass.
4424 * varpool.c (add_new_static_var): New function.
4425 * cgraph.h (add_new_static_var): Declare.
4427 2007-05-27 Eric Christopher <echristo@apple.com>
4429 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4430 sp_offset depending on stack size. Save r12 depending
4431 on registers we're saving later.
4432 (rs6000_emit_epilogue): Update sp_offset depending only
4435 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4437 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4438 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4439 * ifcvt.c (if_convert): Ditto.
4440 * tree-ssa-threadupdate.c (thread_block): Ditto.
4441 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4442 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4443 verify_loop_closed_ssa): Check number_of_loops instead of
4445 * predict.c (tree_estimate_probability): Ditto.
4446 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4447 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4448 * modulo-sched.c (sms_schedule): Ditto.
4449 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4450 (scev_finalize): Do not do anything if scev analysis was not
4452 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4453 current_loops == NULL.
4454 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4455 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4457 (loop_optimizer_finalize): Assert that loops were analyzed.
4458 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4459 rtl_doloop): Check number_of_loops instead of current_loops.
4460 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4461 current_loops == NULL.
4462 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4463 gate_tree_vectorize tree_linear_transform, check_data_deps,
4464 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4465 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4466 Check number_of_loops instead of current_loops.
4467 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4468 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4469 free loops if available.
4470 (execute_pre): Do not pass do_fre to fini_pre.
4472 2007-05-27 Tobias Burnus <burnus@net-b.de>
4475 * real.c (mpfr_from_real): Fix sign of -Inf.
4477 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4479 * tree-vect-transform.c (vectorizable_conversion): Initialize
4480 tree_code variables to ERROR_MARK.
4481 (vectorizable_type_demotion): Likewise.
4482 (vectorizable_type_promotion): Likewise.
4484 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4487 * config/i386/i386.md (movti): Handle push operands via
4490 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4492 * basic-block.h: Remove the prototype for merge_seq_blocks.
4493 * cfgcleanup.c (merge_seq_blocks): Remove.
4495 * tree-flow.h: Remove the prototype for is_aliased_with.
4496 * tree-ssa-alias.c (is_aliased_with): Remove.
4498 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4500 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4502 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4504 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4505 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4506 (vec_unpacks_hi_v16qi): Likewise.
4507 (vec_unpacku_lo_v16qi): Likewise.
4508 (vec_unpacks_lo_v16qi): Likewise.
4509 (vec_unpacku_hi_v8hi): Likewise.
4510 (vec_unpacks_hi_v8hi): Likewise.
4511 (vec_unpacku_lo_v8hi): Likewise.
4512 (vec_unpacks_lo_v8hi): Likewise.
4513 (vec_unpacku_hi_v4si): Likewise.
4514 (vec_unpacks_hi_v4si): Likewise.
4515 (vec_unpacku_lo_v4si): Likewise.
4516 (vec_unpacks_lo_v4si): Likewise.
4518 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4520 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4521 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4522 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4523 follow spelling conventions in various
4524 warning/error/diagnostic messages.
4526 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4527 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4528 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4529 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4530 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4531 * doc/tm.texi: Follow spelling conventions.
4533 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4536 * tree-ssa-forwprop.c
4537 (forward_propagate_addr_into_variable_array_index): Remove
4538 the lhs argument. Use the type of def_rhs instead of lhs.
4539 (forward_propagate_addr_expr_1): Update use of
4540 forward_propagate_addr_into_variable_array_index.
4542 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4543 Nigel Stephens <nigel@mips.com>
4545 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4546 function attributes, "far" being an alias for "long_call".
4547 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4548 (mips_near_type_p, mips_far_type_p): New.
4549 (mips_comp_type_attributes): New function to check that attributes
4550 attached to a function type are compatible.
4551 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4552 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4553 to the target function of the thunk.
4554 (mips_encode_section_info): Check for "near" and "far" function
4555 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4557 * config/mips/predicates.md (const_call_insn_operand): Test only
4558 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4560 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4563 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4564 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4565 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4566 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4568 2007-05-25 Eric Christopher <echristo@apple.com>
4570 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4571 to x86-darwin configurations.
4572 * config/i386/t-darwin: Add softfp support.
4573 * config/i386/t-darwin64: Ditto.
4574 * config/i386/sfp-machine.h: If mach then don't use
4575 aliasing, emit a stub to call.
4577 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4579 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4580 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4581 tree-predcom.c, tree-ssa-alias-warnings.c,
4582 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4583 comment typos. Follow spelling conventions.
4584 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4586 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4589 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4590 constants into memory. Expand unaligned memory references for
4591 SSE modes via x86_expand_vector_move_misalign() function.
4593 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4595 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4596 "memory" attribute for "sseishft" type insn without operands[2].
4598 2007-05-25 Dirk Mueller <dmueller@suse.de>
4599 Marcus Meissner <meissner@suse.de>
4601 * doc/extend.texi (alloc_size): New attribute.
4602 * c-common.c (handle_alloc_size_attribute): New.
4603 * tree-object-size.c (alloc_object_size): Use alloc_size
4604 attribute, if available.
4606 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4608 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4610 (__builtin_ia32_vec_ext_v2di): Likewise.
4611 (__builtin_ia32_vec_ext_v4si): Likewise.
4612 (__builtin_ia32_vec_ext_v8hi): Likewise.
4613 (__builtin_ia32_vec_ext_v16qi): Likewise.
4614 (__builtin_ia32_vec_set_v8hi): Likewise.
4616 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4618 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4620 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4622 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4623 (arm_is_longcall_p): Rename to...
4624 (arm_is_long_call_p): ...this. Take a single tree argument and
4626 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4627 (CUMULATIVE_ARGS): Remove call_cookie.
4628 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4629 (ENCODED_LONG_CALL_ATTR_P): Delete.
4630 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4631 LONG_CALL_FLAG_CHAR cases.
4632 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4633 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4634 ARM_DECLARE_FUNCTION_SIZE.
4635 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4636 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4637 (arm_encode_call_attribute, current_file_function_operand): Delete.
4638 (arm_function_in_section_p): New function.
4639 (arm_is_longcall_p): Rename to...
4640 (arm_is_long_call_p): ...this. Take the target function as a single
4641 argument and return a bool. Do not rely on call cookies. Check
4642 whether the target symbol is in the same section as the current
4643 function, not just the same compilation unit.
4644 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4645 (arm_encode_section_info): Don't encode a call type.
4646 * config/arm/arm.md (call, call_value): Update calls to
4647 arm_is_long(_)call_p. Simplify logic.
4648 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4649 Update calls to arm_is_long(_)call_p.
4651 2007-05-25 Richard Guenther <rguenther@suse.de>
4653 PR tree-optimization/31982
4654 * tree-ssa-forwprop.c
4655 (forward_propagate_addr_into_variable_array_index): Handle arrays
4656 with element size one.
4658 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4660 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4661 (umulsi3_highpart): Likewise.
4663 2007-05-24 Ian Lance Taylor <iant@google.com>
4665 PR rtl-optimization/32069
4666 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4669 2007-05-24 Ollie Wild <aaw@google.com>
4671 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4674 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4676 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4677 (oprs_unchanged_p): Use it to check all registers in a REG.
4678 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4679 (reg_set_between_after_reload_p): Delete.
4680 (reg_used_between_after_reload_p): Likewise.
4681 (reg_set_or_used_since_bb_start): Likewise.
4682 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4683 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4684 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4685 * rtlanal.c (reg_set_p): Check whether REG overlaps
4686 regs_invalidated_by_call, rather than just checking the
4687 membership of REGNO (REG).
4689 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4691 * doc/passes.texi: Document predictive commoning.
4692 * doc/invoke.texi (-fpredictive-commoning): Document.
4693 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4694 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4695 adding indices to the generated name.
4696 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4697 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4698 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4699 (op_symbol_code): ... and exported.
4700 (dump_omp_clause, op_symbol): Use op_symbol_code
4701 instead of op_symbol_1.
4702 * tree-pass.h (pass_predcom): Declare.
4703 * timevar.def (TV_PREDCOM): New timevar.
4704 * tree-ssa-loop.c (run_tree_predictive_commoning,
4705 gate_tree_predictive_commoning, pass_predcom): New.
4706 * tree-data-ref.c (find_data_references_in_loop): Find the
4707 references in dominance order.
4708 (canonicalize_base_object_address): Ensure that the result has
4710 (dr_analyze_innermost): Export.
4711 (create_data_ref): Code to fail for references with invariant
4713 (find_data_references_in_stmt): ... here.
4714 * tree-data-ref.h (dr_analyze_innermost): Declare.
4715 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4716 (aff_combination_find_elt, name_expansion_hash,
4717 name_expansion_eq, tree_to_aff_combination_expand,
4718 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4720 * tree-affine.h (aff_combination_constant_multiple_p,
4721 tree_to_aff_combination_expand): Declare.
4722 * tree-predcom.c: New file.
4723 * common.opt (fpredictive-commoning): New option.
4724 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4725 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4726 * Makefile.in (tree-predcom.o): Add.
4727 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4728 * passes.c (init_optimization_passes): Add dceloop after
4729 copy propagation in loop optimizer. Add predictive commoning
4730 to loop optimizer passes.
4732 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4734 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4737 2007-05-24 Jan Hubicka <jh@suse.cz>
4739 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4741 (genheader): Include statistics.h.
4743 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4745 * print-rtl.c (flag_dump_unnumbered): Update comments.
4746 (print_rtl): Fix my previous change.
4747 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4750 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4753 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4755 (thread_through_all_blocks): Call initialize_original_copy_tables
4756 and free_original_copy_tables.
4757 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4759 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4760 * cfghooks.c (duplicate_block): Use get_loop_copy.
4761 * cfg.c: Include cfgloop.h.
4762 (loop_copy): New hash table.
4763 (initialize_original_copy_tables): Initialize loop_copy table.
4764 (free_original_copy_tables): Free loop_copy table.
4765 (copy_original_table_clear, copy_original_table_set,
4766 set_loop_copy, get_loop_copy): New functions.
4767 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4768 * cfgloop.h (struct loop): Remove copy field.
4769 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4770 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4772 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4774 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4775 -msse/-msse2/-msse3.
4777 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4779 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4780 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4782 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4785 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4786 * targhooks.h (default_mangle_decl_assembler_name): Declare
4788 * targhooks.c (default_mangle_decl_assembler_name): Define
4790 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4792 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4793 * langhooks.c (lhd_set_decl_assembler_name): Call
4794 targetm.mangle_decl_assembler_name for names with global scope.
4796 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4798 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4799 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4801 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4802 New. Factored out of i386_pe_encode_section_info.
4803 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4804 Move check for prior decoration of stdcall
4805 symbols to i386_pe_encode_section_info.
4806 (i386_pe_encode_section_info): Adjust call to
4807 gen_stdcall_or_fastcall_suffix. Use
4808 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4809 (i386_pe_mangle_decl_assembler_name): New. Wrap
4810 i386_pe_maybe_mangle_decl_assembler_name.
4812 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4814 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4815 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4816 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4817 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4818 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4821 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4822 Nigel Stephens <nigel@mips.com>
4823 Richard Sandiford <richard@codesourcery.com>
4825 Fix up MIPS16 hard float and add support for complex.
4827 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4828 (TARGET_SOFT_FLOAT_ABI): New.
4829 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4830 __mips_soft_float to reflect the ABI in use, not whether the
4831 FPU is directly accessible (e.g., in MIPS16 mode).
4832 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4833 (UNITS_PER_FPVALUE): Likewise.
4835 * config/mips/mips.c (mips_expand_call): Remove redundant
4836 TARGET_MIPS16 check.
4837 (mips_arg_regno): New.
4838 (function_arg_advance): When setting bits in cum->fp_code for
4839 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4841 (function_arg): Use mips_arg_regno.
4842 (mips_return_mode_in_fpr_p): New.
4843 (mips16_call_stub_mode_suffix): New.
4844 (mips16_cfun_returns_in_fpr_p): New.
4845 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4846 (mips_output_function_prologue): Test mips16_hard_float, not
4847 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4848 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4849 return value into a floating-point register.
4850 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4851 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4852 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4853 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4854 word of double arguments from or to the high bits of 64-bit
4855 floating point registers.
4856 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4857 (mips16_fpret_double): New helper function.
4858 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4859 support for complex modes. Fill in DECL_RESULT for stubdecl.
4860 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4862 * config/mips/mips16.S
4863 (RET, ARG1, ARG2): New.
4864 (MERGE_GPRf, MERGE_GPRt): New.
4865 (DELAYt, DELAYf): New.
4866 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4867 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4868 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4869 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4870 (SFOP): Renamed to...
4871 (OPSF3): This, and macro-ified. Updated all uses.
4872 (SFOP2): Renamed to...
4873 (OPSF2): This, and macro-ified. Updated all uses.
4874 (SFCMP): Renamed to...
4875 (CMPSF): This, and macro-ified. Updated all uses.
4876 (SFREVCMP): Renamed to...
4877 (REVCMPSF): This, and macro-ified. Updated all uses.
4878 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4879 (LDDBL1, LDDBL2, RETDBL): Deleted.
4880 (DFOP): Renamed to...
4881 (OPDF3): This, and macro-ified. Updated all uses.
4882 (DFOP2): Renamed to...
4883 (OPDF2): This, and macro-ified. Updated all uses.
4884 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4885 (DFCMP): Renamed to...
4886 (CMPDF): This, and macro-ified. Updated all uses.
4887 (DFREVCMP): Renamed to...
4888 (REVCMPDF): This, and macro-ified. Updated all uses.
4889 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4890 (RET_FUNCTION): New.
4891 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4892 (__mips16_ret_sc, __mips16_ret_dc): New.
4893 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4894 STUB_ARGS_6, STUB_ARGS_10): New.
4895 (CALL_STUB_NO_RET): New.
4896 (__mips16_call_stub_1): Macro-ified.
4897 (__mips16_call_stub_5): Macro-ified.
4898 (__mips16_call_stub_2): Macro-ified.
4899 (__mips16_call_stub_6): Macro-ified.
4900 (__mips16_call_stub_9): Macro-ified.
4901 (__mips16_call_stub_10): Macro-ified.
4902 (CALL_STUB_RET): New.
4903 (__mips16_call_stub_sf_0): Macro-ified.
4904 (__mips16_call_stub_sf_1): Macro-ified.
4905 (__mips16_call_stub_sf_5): Macro-ified.
4906 (__mips16_call_stub_sf_2): Macro-ified.
4907 (__mips16_call_stub_sf_6): Macro-ified.
4908 (__mips16_call_stub_sf_9): Macro-ified.
4909 (__mips16_call_stub_sf_10): Macro-ified.
4910 (__mips16_call_stub_df_0): Macro-ified.
4911 (__mips16_call_stub_df_1): Macro-ified.
4912 (__mips16_call_stub_df_5): Macro-ified.
4913 (__mips16_call_stub_df_2): Macro-ified.
4914 (__mips16_call_stub_df_6): Macro-ified.
4915 (__mips16_call_stub_df_9): Macro-ified.
4916 (__mips16_call_stub_df_10): Macro-ified.
4917 (__mips16_call_stub_sc_0): New.
4918 (__mips16_call_stub_sc_1): New.
4919 (__mips16_call_stub_sc_5): New.
4920 (__mips16_call_stub_sc_2): New.
4921 (__mips16_call_stub_sc_6): New.
4922 (__mips16_call_stub_sc_9): New.
4923 (__mips16_call_stub_sc_10): New.
4924 (__mips16_call_stub_dc_0): New.
4925 (__mips16_call_stub_dc_1): New.
4926 (__mips16_call_stub_dc_5): New.
4927 (__mips16_call_stub_dc_2): New.
4928 (__mips16_call_stub_dc_6): New.
4929 (__mips16_call_stub_dc_9): New.
4930 (__mips16_call_stub_dc_10): New.
4932 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4933 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4934 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4936 2007-05-23 Ian Lance Taylor <iant@google.com>
4938 * doc/invoke.texi (Invoking GCC): Document that the order of the
4941 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4944 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4945 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4946 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4950 * config/score/score.c (score_print_operand): Make sure that only
4951 lower bits are used.
4953 2007-05-22 Ian Lance Taylor <iant@google.com>
4955 * tree-vrp.c (avoid_overflow_infinity): New static function,
4956 broken out of set_value_range_to_value.
4957 (set_value_range_to_value): Call avoid_overflow_infinity.
4958 (extract_range_from_assert): Likewise.
4960 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4963 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4964 change the type before looking for a COMPOUND_EXPR.
4966 2007-05-22 Ian Lance Taylor <iant@google.com>
4968 * lower-subreg.c (decompose_multiword_subregs): If we change an
4969 insn, call remove_retval_note on it.
4971 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4973 * regs.h (end_hard_regno): New function.
4974 (END_HARD_REGNO, END_REGNO): New macros.
4975 (add_to_hard_reg_set): New function.
4976 (remove_from_hard_reg_set): Likewise.
4977 (in_hard_reg_set_p): Likewise.
4978 (overlaps_hard_reg_set_p): Likewise.
4979 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4980 (note_btr_set): Use END_HARD_REGNO.
4981 * caller-save.c (setup_save_areas): Use end_hard_regno.
4982 (mark_set_regs): Use END_HARD_REGNO.
4983 (add_stored_regs): Use end_hard_regno.
4984 (mark_referenced_regs): Use add_to_hard_reg_set.
4985 * combine.c (update_table_tick): Use END_REGNO.
4986 (record_value_for_reg): Likewise.
4987 (record_dead_and_set_regs): Likewise.
4988 (get_last_value_validate): Likewise.
4989 (use_crosses_set_p): Likewise.
4990 (reg_dead_at_p_1): Likewise.
4991 (reg_dead_at_p): Likewise.
4992 (mark_used_regs_combine): Use add_to_hard_reg_set.
4993 (move_deaths): Use END_HARD_REGNO.
4994 (reg_bitfield_target_p): Use end_hard_regno.
4995 (distribute_notes): Use END_HARD_REGNO.
4996 * cse.c (mention_regs): Use END_REGNO.
4997 (insert): Use add_to_hard_reg_set.
4998 (invalidate): Use END_HARD_REGNO.
4999 (invalidate_for_call): Likewise.
5000 (exp_equiv_p): Use END_REGNO.
5001 (cse_insn): Likewise.
5002 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5003 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5004 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5005 * function.c (keep_stack_depressed): Use end_hard_regno.
5006 * global.c (global_alloc): Use end_hard_regno.
5007 (global_conflicts): Use add_to_hard_reg_set instead of
5009 (find_reg): Likewise.
5010 (mark_reg_store): Likewise.
5011 (mark_reg_conflicts): Likewise.
5012 (mark_reg_death): Use remove_from_hard_reg_set.
5013 (mark_reg_live_nc): Delete.
5014 (set_preference): Use end_hard_regno.
5015 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5016 remove_from_hard_reg_set.
5017 (post_mark_life): Use add_to_hard_reg_set.
5018 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5019 (reg_becomes_live): Use add_to_hard_reg_set.
5020 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5021 (peep2_find_free_register): Use add_to_hard_reg_set.
5022 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5023 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5024 * regrename.c (note_sets): Use add_to_hard_reg_set.
5025 (clear_dead_regs): Use remove_from_hard_reg_set.
5026 (regrename_optimize): Use add_to_hard_reg_set.
5027 (find_oldest_value_reg): Use in_hard_reg_set_p.
5028 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5029 (hard_reg_set_here_p): Use end_hard_regno.
5030 (decompose): Likewise.
5031 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5032 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5033 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5034 (mark_home_live): Use end_hard_regno.
5035 (spill_hard_reg): Likewise.
5036 (clear_reload_reg_in_use): Likewise.
5037 * reorg.c (delete_prior_computation): Use END_REGNO.
5038 * resource.c (update_live_status): Use END_HARD_REGNO.
5039 (mark_referenced_resources): Use add_to_hard_reg_set.
5040 (mark_set_resources): Likewise.
5041 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5042 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5043 (reg_overlap_mentioned_p): Likewise.
5044 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5045 (covers_regno_no_parallel_p): Use END_REGNO.
5046 (find_regno_note): Likewise.
5047 (find_reg_fusage): Use END_HARD_REGNO.
5048 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5049 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5051 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5053 * mode-switching.c (reg_dies): Change type of second argument to
5055 (optimize_mode_switching): Update accordingly.
5057 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5059 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5061 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5062 (hard_reg_set_empty_p): ...these new functions.
5063 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5064 GO_IF_HARD_REG_SUBSET.
5065 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5066 instead of GO_IF_HARD_REG_EQUAL.
5067 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5068 instead of GO_IF_HARD_REG_EQUAL.
5069 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5070 GO_IF_HARD_REG_SUBSET.
5071 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5072 GO_IF_HARD_REG_EQUAL.
5073 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5074 of GO_IF_HARD_REG_SUBSET.
5075 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5076 instead of GO_IF_HARD_REG_EQUAL.
5077 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5078 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5079 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5080 of GO_IF_HARD_REG_SUBSET,
5081 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5082 GO_IF_HARD_REG_SUBSET.
5083 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5084 instead of GO_IF_HARD_REG_EQUAL.
5085 * config/sh/sh.c (push_regs, calc_live_regs): Use
5086 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5087 (hard_regs_intersect_p): Delete.
5089 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5091 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5093 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5094 Richard Henderson <rth@redhat.com>
5096 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5098 (x86_64-*-*): Likewise.
5100 * i386/i386-modes.def (V2QI): New.
5102 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5104 (override_options): Support SSE4.1.
5105 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5106 (IX86_BUILTIN_BLENDPS): Likewise.
5107 (IX86_BUILTIN_BLENDVPD): Likewise.
5108 (IX86_BUILTIN_BLENDVPS): Likewise.
5109 (IX86_BUILTIN_PBLENDVB128): Likewise.
5110 (IX86_BUILTIN_PBLENDW128): Likewise.
5111 (IX86_BUILTIN_DPPD): Likewise.
5112 (IX86_BUILTIN_DPPS): Likewise.
5113 (IX86_BUILTIN_INSERTPS128): Likewise.
5114 (IX86_BUILTIN_MOVNTDQA): Likewise.
5115 (IX86_BUILTIN_MPSADBW128): Likewise.
5116 (IX86_BUILTIN_PACKUSDW128): Likewise.
5117 (IX86_BUILTIN_PCMPEQQ): Likewise.
5118 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5119 (IX86_BUILTIN_PMAXSB128): Likewise.
5120 (IX86_BUILTIN_PMAXSD128): Likewise.
5121 (IX86_BUILTIN_PMAXUD128): Likewise.
5122 (IX86_BUILTIN_PMAXUW128): Likewise.
5123 (IX86_BUILTIN_PMINSB128): Likewise.
5124 (IX86_BUILTIN_PMINSD128): Likewise.
5125 (IX86_BUILTIN_PMINUD128): Likewise.
5126 (IX86_BUILTIN_PMINUW128): Likewise.
5127 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5128 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5129 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5130 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5131 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5132 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5133 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5134 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5135 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5136 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5137 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5138 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5139 (IX86_BUILTIN_PMULDQ128): Likewise.
5140 (IX86_BUILTIN_PMULLD128): Likewise.
5141 (IX86_BUILTIN_ROUNDPD): Likewise.
5142 (IX86_BUILTIN_ROUNDPS): Likewise.
5143 (IX86_BUILTIN_ROUNDSD): Likewise.
5144 (IX86_BUILTIN_ROUNDSS): Likewise.
5145 (IX86_BUILTIN_PTESTZ): Likewise.
5146 (IX86_BUILTIN_PTESTC): Likewise.
5147 (IX86_BUILTIN_PTESTNZC): Likewise.
5148 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5149 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5150 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5151 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5152 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5154 (bdesc_sse_3arg): Likewise.
5155 (bdesc_2arg): Likewise.
5156 (bdesc_1arg): Likewise.
5157 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5159 (ix86_expand_sse_4_operands_builtin): New.
5160 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5161 smaller than 8 bits as the 2nd arg.
5162 (ix86_expand_sse_ptest): New.
5163 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5164 (ix86_expand_vector_set): Support SSE4.1.
5165 (ix86_expand_vector_extract): Likewise.
5167 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5168 __SSE4_1__ for -msse4.1.
5170 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5171 (UNSPEC_INSERTPS): Likewise.
5172 (UNSPEC_DP): Likewise.
5173 (UNSPEC_MOVNTDQA): Likewise.
5174 (UNSPEC_MPSADBW): Likewise.
5175 (UNSPEC_PHMINPOSUW): Likewise.
5176 (UNSPEC_PTEST): Likewise.
5177 (UNSPEC_ROUNDP): Likewise.
5178 (UNSPEC_ROUNDS): Likewise.
5180 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5182 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5183 (const_pow2_1_to_32768_operand): Likewise.
5185 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5188 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5190 (sse4_1_insertps): Likewise.
5191 (*sse4_1_extractps): Likewise.
5192 (sse4_1_ptest): Likewise.
5193 (sse4_1_mulv2siv2di3): Likewise.
5194 (*sse4_1_mulv4si3): Likewise.
5195 (*sse4_1_smax<mode>3): Likewise.
5196 (*sse4_1_umax<mode>3): Likewise.
5197 (*sse4_1_smin<mode>3): Likewise.
5198 (*sse4_1_umin<mode>3): Likewise.
5199 (sse4_1_eqv2di3): Likewise.
5200 (*sse4_1_pinsrb): Likewise.
5201 (*sse4_1_pinsrd): Likewise.
5202 (*sse4_1_pinsrq): Likewise.
5203 (*sse4_1_pextrb): Likewise.
5204 (*sse4_1_pextrb_memory): Likewise.
5205 (*sse4_1_pextrw_memory): Likewise.
5206 (*sse4_1_pextrq): Likewise.
5207 (sse4_1_blendpd): Likewise.
5208 (sse4_1_blendps): Likewise.
5209 (sse4_1_blendvpd): Likewise.
5210 (sse4_1_blendvps): Likewise.
5211 (sse4_1_dppd): Likewise.
5212 (sse4_1_dpps): Likewise.
5213 (sse4_1_movntdqa): Likewise.
5214 (sse4_1_mpsadbw): Likewise.
5215 (sse4_1_packusdw): Likewise.
5216 (sse4_1_pblendvb): Likewise.
5217 (sse4_1_pblendw): Likewise.
5218 (sse4_1_phminposuw): Likewise.
5219 (sse4_1_extendv8qiv8hi2): Likewise.
5220 (*sse4_1_extendv8qiv8hi2): Likewise.
5221 (sse4_1_extendv4qiv4si2): Likewise.
5222 (*sse4_1_extendv4qiv4si2): Likewise.
5223 (sse4_1_extendv2qiv2di2): Likewise.
5224 (*sse4_1_extendv2qiv2di2): Likewise.
5225 (sse4_1_extendv4hiv4si2): Likewise.
5226 (*sse4_1_extendv4hiv4si2): Likewise.
5227 (sse4_1_extendv2hiv2di2): Likewise.
5228 (*sse4_1_extendv2hiv2di2): Likewise.
5229 (sse4_1_extendv2siv2di2): Likewise.
5230 (*sse4_1_extendv2siv2di2): Likewise.
5231 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5232 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5233 (sse4_1_zero_extendv4qiv4si2): Likewise.
5234 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5235 (sse4_1_zero_extendv2qiv2di2): Likewise.
5236 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5237 (sse4_1_zero_extendv4hiv4si2): Likewise.
5238 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5239 (sse4_1_zero_extendv2hiv2di2): Likewise.
5240 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5241 (sse4_1_zero_extendv2siv2di2): Likewise.
5242 (*sse4_1_zero_extendv2siv2di2): Likewise.
5243 (sse4_1_roundpd): Likewise.
5244 (sse4_1_roundps): Likewise.
5245 (sse4_1_roundsd): Likewise.
5246 (sse4_1_roundss): Likewise.
5247 (mulv4si3): Don't expand for SSE4.1.
5248 (smax<mode>3): Likewise.
5249 (umaxv4si3): Likewise.
5250 (uminv16qi3): Likewise.
5251 (umin<mode>3): Likewise.
5252 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5254 * doc/extend.texi: Document SSE4.1 built-in functions.
5256 * doc/invoke.texi: Document -msse4.1.
5258 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5260 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5261 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5262 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5263 (ASM_SPEC): Add asm_pcrel_spec.
5264 (EXTRA_SPECS): Add asm_pcrel_spec.
5266 2007-05-21 David Daney <ddaney@avtrex.com>
5268 * doc/install.texi (Building a cross compiler): Add requirements
5269 for Java cross compiler.
5271 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5274 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5275 Add loopno argument. Use evolution_function_is_invariant_rec_p
5276 instead of evolution_function_is_constant_p.
5277 Update calls to evolution_function_is_affine_multivariate_p.
5278 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5279 Add loopno argument.
5280 * tree-scalar-evolution.c (gather_chrec_stats): Call
5281 evolution_function_is_affine_multivariate_p with a loop
5283 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5284 (analyze_overlapping_iterations): Likewise.
5285 (access_functions_are_affine_or_constant_p): Likewise.
5286 (build_classic_dist_vector_1): If the access functions
5287 are equal, don't do anything.
5289 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5290 Paolo Carlini <pcarlini@suse.de>
5291 Uros Bizjak <ubizjak@gmail.com>
5293 * c-cppbuiltin.c (c_cpp_builtins): Define
5294 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5295 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5296 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5297 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5299 2007-05-21 Mike Stump <mrs@apple.com>
5301 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5303 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5305 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5307 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5308 implementation if __OPTIMIZE__ is not defined.
5309 (_mm_alignr_pi8): Ditto.
5310 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5311 (_mm_inserti_si64): Ditto.
5312 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5313 (_mm_slli_epi16): Ditto.
5314 (_mm_slli_epi32): Ditto.
5315 (_mm_slli_epi64): Ditto.
5316 (_mm_srai_epi16): Ditto.
5317 (_mm_srai_epi32): Ditto.
5318 (_mm_srli_si128): Ditto.
5319 (_mm_slli_si128): Ditto.
5320 (_mm_srli_epi16): Ditto.
5321 (_mm_srli_epi32): Ditto.
5322 (_mm_srli_epi64): Ditto.
5323 (_mm_extract_epi16): Ditto.
5324 (_mm_insert_epi16): Ditto.
5325 (_mm_shufflehi_epi16): Ditto.
5326 (_mm_shufflelo_epi16): Ditto.
5327 (_mm_shuffle_epi32): Ditto.
5328 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5330 (_mm_insert_pi16): Ditto.
5332 (_mm_shuffle_pi16): Ditto.
5334 (_mm_shufle_ps): Ditto.
5335 (_mm_prefetch): Ditto.
5337 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5339 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5340 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5341 * real.c (encode_i370_single, decode_i370_single,
5342 encode_i370_double, decode_i370_double): Functions removed.
5343 (i370_single_format, i370_double_format): Initializations removed.
5344 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5345 Consider the log2_b field to always be one.
5346 (ieee_single_format, mips_single_format, coldfire_single_format,
5347 ieee_double_format, mips_double_format, coldfire_double_format,
5348 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5349 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5350 ibm_extended_format, mips_extended_format, ieee_quad_format,
5351 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5352 decimal_single_format, decimal_double_format, decimal_quad_format,
5353 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5354 initialization of log2_b.
5355 * real.h (i370_single_format, i370_double_format): Declarations
5357 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5358 field to always be one.
5360 2007-05-21 Andreas Schwab <schwab@suse.de>
5362 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5363 NOTE_INSN_BASIC_BLOCK_P.
5364 (process_for_unwind_directive): Likewise.
5366 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5368 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5369 * function.h (struct function): Move va_list_gpr_size,
5370 va_list_fpr_size, function_frequency to front of bitfields. Add
5372 (current_function_calls_unwind_init): New.
5373 * except.c (expand_builtin_unwind_init): Set
5374 current_function_calls_unwind_init not
5375 current_function_has_nonlocal_label.
5376 * reload1.c (has_nonexceptional_receiver): New.
5377 (reload): Use it and current_function_calls_unwind_init to
5378 determine whether call-saved regs must be saved.
5380 2007-05-20 Jan Hubicka <jh@suse.cz>
5382 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5383 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5384 * ddg.c (create_ddg): LIkewise.
5385 * final.c (final): Remove hunk moving line number notes around since
5386 they are no longer present at this stage.
5387 (final_scan_insn): Use NOTE_KIND instead of
5388 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5389 (output_asm_label): Likewise.
5390 * reorg.c (dbr_schedule): Likewise.
5391 * haifa-sched.c (unlink_other_notes): Likewise.
5392 * mode-switching.c (optimize_mode_switching): Likewise.
5393 * graph.c (start_bb): Likewise.
5394 * rtl.def (NOTE): Update description.
5395 * jump.c (squeeze_notes): Delete.
5396 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5397 NOTE_INSN_BASIC_BLOCK_P when possible.
5398 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5399 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5400 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5401 (dwarf2out_var_location): Likewise.
5402 * cfgbuild.c (make_edges): Likewise.
5403 (find_basic_blocks_1): Likewise.
5404 * function.c (reorder_blocks_1): Likewise.
5405 (epilogue_done): Likewise.
5406 (reposition_prologue_and_epilogue_notes): Likewise.
5407 * print-rtl.c (print_rtx): Likewise; drop code for printing
5409 (print_rtl): Likewise.
5410 (print_rtl_single): Likewise.
5411 * gcse.c (insert_insn_start_bb): Likewise.
5412 * alias.c (init_alias_analysis): Likewise.
5413 * calls.c (fixup_tail_calls): Likewise.
5414 * except.c (sjlj_emit_function_enter): Likewise.
5415 * emit-rtl.c (add_insn_after): Likeiwse.
5416 (emit_label_before): Likewise.
5417 (emit_label_after): Likewise.
5418 (emit_note_before, emit_note_after, emit_note): Update
5419 parameter to be enum insn_note; do not deal with source
5421 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5422 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5424 (merge_blocks_move_successor_nojumps): Simplify now when
5425 we don't have BLOCK notes.
5426 (try_optimize_cfg): Likewise.
5427 * cfglayout.c (skip_insns_after_block): Likewise.
5428 (record_effective_endpoints): Likewise.
5429 (duplicate_insn_chain): Likewise.
5430 * varasm.c (output_constant_pool_1): Likewise.
5431 * sched-deps.c (sched_analyze): Likewise.
5432 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5434 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5435 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5436 (SET_INSN_DELETED): Simplify.
5437 (NOTE_LINE_NUMBER): Exterminate.
5438 (NOTE_LINE_KIND): New.
5439 (NOTE_INSN_BASIC_BLOCK_P): Update.
5440 (enum insn_note): Simplify.
5441 (GET_NOTE_INSN_NAME) Simplify.
5442 (emit_note_before, emit_note_after, emit_note): Update prototype.
5443 (squeeze_notes): Remove.
5444 * sched-int.h (NOTE_NOT_BB_P): Update.
5445 * resource.c (mark_target_live_regs): Update.
5446 * sched-rgn.c (debug_dependencies): Update.
5447 * sched-vis.c (print_insn): Update.
5448 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5449 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5450 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5451 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5452 (split_branches): Update.
5453 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5455 (sh_adjust_unroll_max): Exterminate.
5456 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5457 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5458 (m68hc11_reorg): Likewise.
5459 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5460 (emit_predicate_relation_info): Update.
5461 (process_for_unwind_directive): Update.
5462 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5463 (output_call): Update.
5464 * config/pa/pa.c (output_lbranch): Update.
5465 (output_millicode_call): Update.
5466 (output_call): Update.
5467 (pa_combine_instructions): Update.
5468 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5469 * config/bfin/bfin.c (gen_one_bundle): Update.
5470 * cfgrtl.c (can_delete_note_p): Update.
5471 (delete_insn): Update.
5472 (rtl_merge_blocks): Update.
5473 (commit_one_edge_insertion): Update.
5474 (rtl_verify_flow_info): Update.
5475 * stmt.c (expand_case): Do not call squeeze_notes.
5477 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5484 * c.opt (Wtype-limits): New.
5485 * doc/invoke.texi (Wtype-limits): Document it.
5486 (Wextra): Enabled by -Wextra.
5487 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5488 * c-common.c (shorten_compare): Warn with Wtype-limits.
5490 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5492 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5493 inlined function, not as a macro.
5494 (_mm_alignr_pi8): Ditto.
5495 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5496 (_mm_inserti_si64): Ditto.
5497 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5498 (_mm_extract_epi16): Ditto.
5499 (_mm_insert_epi16): Ditto.
5500 (_mm_shufflehi_epi16): Ditto.
5501 (_mm_shufflelo_epi16): Ditto.
5502 (_mm_shuffle_epi32): Ditto.
5503 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5504 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5506 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5508 (_m_to_float): Use C89 compatible assignment.
5510 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5513 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5515 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5518 * doc/invoke.texi (Wreturn-type): Complete description.
5519 (Wextra): Delete item about return-type warning.
5520 * c-decl.c: Delete redundant Wextra warning.
5522 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5525 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5526 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5527 inlined function, not as a macro.
5528 (_mm_prefetch): Ditto.
5530 (_mm_insert_pi16): Ditto.
5532 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5533 (_m_pshufw): Ditto. Add const to __N argument.
5534 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5535 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5536 (_mm_slli_epi32): Ditto.
5537 (_mm_srli_si128): Implement as always inlined function, not as a
5538 macro. Add __inline to function declaration.
5539 (_mm_slli_si128): Ditto.
5541 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5543 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5544 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5546 (struct fenv): New structure.
5547 (FP_HANDLE_EXCEPTIONS): New define.
5548 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5549 (_FP_DECL_EXP): New define.
5550 (FP_INIT_ROUNDMODE): New define.
5551 (FP_ROUNDMODE): New define.
5553 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5555 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5556 (Wconversion): Update description.
5557 (Wconversion-sign): New.
5558 * c.opt (Wconversion-sign): New.
5559 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5560 means disabled for C++. Otherwise, take the status of Wconversion.
5561 * c-common.c (conversion_warning): Warn with either Wconversion or
5563 (warnings_for_convert_and_check): Conditions are already checked by
5565 (convert_and_check): Don't check warnings if the conversion failed.
5567 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5568 Anatoly Sokolov <aesok@dol.ru>
5570 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5571 avr_epilogue_uses) : Add declaration.
5572 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5573 * config/avr/constraints.md (R): New constraint.
5574 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5575 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5576 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5577 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5578 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5579 call_prologue_saves, epilogue_restores, return_from_epilogue,
5580 return_from_main_epilogue, return_from_interrupt_epilogue,
5581 return_from_naked_epilogue, prologue, epilogue): New patterns.
5582 (jump): Handle symbol reference.
5583 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5584 avr_output_function_prologue, avr_output_function_epilogue): Remove
5586 (avr_init_machine_status, expand_prologue, expand_epilogue,
5587 avr_asm_function_end_prologue, avr_epilogue_uses,
5588 avr_asm_function_begin_epilogue): New functions.
5589 (prologue_size, epilogue_size, jump_tables_size): Remove global
5591 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5592 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5593 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5594 (avr_override_options): Initialise init_machine_status.
5595 (output_movhi): Handle all stack pointer loads.
5596 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5597 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5598 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5599 (EPILOGUE_USES) Redefine.
5600 (machine_function) Declare.
5602 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5604 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5605 Use a single return statement.
5607 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5610 * builtins.c (do_mpfr_lgamma_r): New.
5611 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5612 * tree.h (CASE_FLT_FN_REENT): New.
5614 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5616 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5617 (output_die): Use 'unsigned long' with %x.
5618 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5619 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5620 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5622 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5624 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5629 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5630 true if function has no argument.
5632 2007-05-18 DJ Delorie <dj@redhat.com>
5634 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5635 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5637 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5639 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5640 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5641 count_trailing_zeros.
5642 (__i386__): Implement count_leading_zeros using __builtin_clz().
5643 Implement count_trailing_zeros usign __builtin_ctz().
5645 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5647 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5649 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5652 * expr.c (emit_move_change_mode): Change mode of push operands here.
5654 2007-05-17 Ian Lance Taylor <iant@google.com>
5656 PR tree-optimization/31953
5657 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5659 (set_value_range_to_null): Call set_value_range_to_value.
5660 (extract_range_from_comparison): Likewise.
5662 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5664 * toplev.c (print_version): Output GMP/MPFR version info.
5666 * builtins.c (CASE_MATHFN_REENT): New macro.
5667 (mathfn_built_in): Use it.
5668 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5669 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5670 BUILT_IN_LGAMMAL_R): New.
5671 * doc/extend.texi: Document new builtins.
5674 * builtins.c (do_mpfr_remquo): New.
5675 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5676 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5679 * builtins.c (fold_builtin_1): Handle y0, y1.
5680 (fold_builtin_2): Handle yn.
5683 * builtins.c (do_mpfr_bessel_n): New.
5684 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5685 (fold_builtin_2): Handle BUILT_IN_JN.
5687 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5690 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5691 TYPE_PRECISION (intmax_type_node).
5693 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5696 * reload.c (subst_reloads): Remove checking.
5698 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5700 PR rtl-optimization/31691
5701 * combine.c (simplify_set): Build a new src pattern instead of
5702 substituting its operands in the COMPARE case.
5704 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5706 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5707 (execute_vrp): Preserve loops through jump threading.
5708 * tree-ssa-threadupdate.c (thread_single_edge,
5709 dbds_continue_enumeration_p, determine_bb_domination_status,
5710 thread_through_loop_header): New functions.
5711 (create_edge_and_update_destination_phis,
5712 create_edge_and_update_destination_phis): Set loops for the new blocks.
5713 (prune_undesirable_thread_requests): Removed.
5714 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5716 (thread_block): Do not call prune_undesirable_thread_requests.
5718 (mark_threaded_blocks): Select edges to thread here.
5719 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5720 Thread edges through loop headers independently.
5721 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5722 * tree-pass.h (TODO_mark_first_instance): New.
5723 (first_pass_instance): Declare.
5724 * cfghooks.c (duplicate_block): Put the block to the original loop
5725 if copy is not specified.
5726 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5727 jump threading. Pass may_peel_loop_headers to
5728 thread_through_all_blocks according to first_pass_instance.
5729 * cfgloop.h (create_preheader): Declare.
5730 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5731 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5732 * passes.c (first_pass_instance): New variable.
5733 (next_pass_1): Set TODO_mark_first_instance.
5734 (execute_todo): Set first_pass_instance.
5736 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5738 PR tree-optimization/24659
5739 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5740 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5741 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5742 OTI_vec_pack_ufix_trunc.
5743 (vec_unpacks_float_hi_optab): Define new macro.
5744 (vec_unpacks_float_lo_optab): Ditto.
5745 (vec_unpacku_float_hi_optab): Ditto.
5746 (vec_unpacku_float_lo_optab): Ditto.
5747 (vec_pack_sfix_trunc_optab): Ditto.
5748 (vec_pack_ufix_trunc_optab): Ditto.
5749 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5750 and vec_pack_[s|u]fix_trunc_optab using
5751 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5752 * tree-vectorizer.c (supportable_widening_operation): Handle
5753 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5754 (supportable_narrowing_operation): New function.
5755 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5756 * tree-vect-transform.c (vectorizable_conversion): Handle
5757 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5758 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5759 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5760 to check for target support.
5761 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5762 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5763 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5764 for VEC_PACK_FIX_TRUNC_EXPR.
5765 (expand_binop): Special case mode of the result for
5766 vec_pack_[u|s]fix_trunc_optab.
5767 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5768 vec_pack_[u|s]fix_trunc_optab.
5770 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5771 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5772 * tree-pretty-print.c (dump_generic_node): Handle
5773 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5774 VEC_PACK_FIX_TRUNC_EXPR.
5776 * expr.c (expand_expr_real_1): Ditto.
5777 * tree-inline.c (estimate_num_insns_1): Ditto.
5778 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5780 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5781 (vec_unpacks_float_lo_v8hi): Ditto.
5782 (vec_unpacku_float_hi_v8hi): Ditto.
5783 (vec_unpacku_float_lo_v8hi): Ditto.
5784 (vec_unpacks_float_hi_v4si): Ditto.
5785 (vec_unpacks_float_lo_v4si): Ditto.
5786 (vec_pack_sfix_trunc_v2df): Ditto.
5788 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5790 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5791 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5792 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5793 [vec_pack_ufix_trunc]: Ditto.
5794 [vec_unpacks_float_hi]: Ditto.
5795 [vec_unpacks_float_lo]: Ditto.
5796 [vec_unpacku_float_hi]: Ditto.
5797 [vec_unpacku_float_lo]: Ditto.
5799 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5801 * soft-fp/README: Update for new files.
5802 * soft-fp/floattisf.c: New file.
5803 * soft-fp/floattidf.c: New file.
5804 * soft-fp/floattitf.c: New file.
5805 * soft-fp/floatuntisf.c: New file.
5806 * soft-fp/floatuntidf.c: New file.
5807 * soft-fp/floatuntitf.c: New file.
5808 * soft-fp/fixsfti.c: New file.
5809 * soft-fp/fixdfti.c: New file.
5810 * soft-fp/fixtfti.c: New file.
5811 * soft-fp/fixunssfti.c: New file.
5812 * soft-fp/fixunsdfti.c: New file.
5813 * soft-fp/fixunstfti.c: New file.
5814 * soft-fp/extendxftf.c: New file.
5815 * soft-fp/trunctfxf.c: New file.
5817 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5818 (__trunctfxf2): Ditto.
5820 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5821 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5822 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5823 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5824 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5825 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5827 * config/i386/t-fprules-softfp64: New file.
5828 * config/i386/sfp-machine.h: New file.
5829 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5830 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5831 and soft-fp/t-softfp to tmake_file.
5832 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5833 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5835 * config/i386/t-linux64 (softfp_wrap_start): New.
5836 (softfp_wrap_end): New.
5837 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5838 supported for TARGET_64BIT.
5840 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5842 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5843 c_common_unsigned_type behavior.
5845 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5847 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5850 2007-05-16 Eric Christopher <echristo@apple.com>
5852 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5853 saving after stack push. Set sp_offset whenever we push.
5854 (rs6000_emit_epilogue): Move altivec register restore before
5857 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5859 * configure.ac: Allow sysroots to be relocated under $prefix as
5860 well as $exec_prefix.
5861 * configure: Regenerate.
5863 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5867 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5869 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5870 (gcc_tooldir): Likewise.
5871 * configure: Regenerate.
5872 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5873 old configure.ac gcc_tooldir setting.
5874 (prefix_to_exec_prefix): New variable.
5875 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5876 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5878 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5880 * c-typeck.c (build_binary_op): Return early for error.
5882 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5884 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5885 struct nb_iter_bound.
5886 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5887 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5888 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5889 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5890 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5891 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5892 (del_scev_info): Use ggc_free.
5893 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5894 * loop-init.c: Include ggc.h.
5895 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5896 (loop_optimizer_finalize): Use ggc_free.
5897 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5898 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5899 pass_iv_optimize): Add TODO_ggc_collect.
5900 * function.h (struct function): Remove skip marker from
5902 * cfgloop.c: Include ggc.h.
5903 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5905 (establish_preds): Vector superloops is gc allocated.
5906 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5908 (flow_loops_find): Vector larray is gc allocated.
5909 (loop_exit_free): Use ggc_free.
5910 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5911 that head of exits list is now not a part of struct loop.
5912 (record_loop_exits): Allocate exits table in gc memory.
5913 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5914 that head of exits list is now not a part of struct loop.
5915 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5916 struct loop_exit): Add GTY marker.
5917 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5918 Add skip marker to aux field. Make head of exits list a separate
5920 (struct loops): Add GTY marker. Make larray vector gc allocated.
5921 Add param marker to exits table.
5922 (get_loops): Type changed.
5923 * Makefile.in (tree-scalar-evolution.o): Add
5924 gt-tree-scalar-evolution.h dependency.
5925 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5926 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5927 * basic-block.h (struct basic_block_def): Remove skip marker from
5930 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5932 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5933 of 0 in the call to expand_expr().
5934 (expand_builtin_mathfn_3): Ditto.
5935 (expand_builtin_interclass_mathfn): Ditto.
5936 (expand_builtin_cexpi): Ditto.
5937 (expand_builtin_int_roundingfn): Ditto.
5938 (expand_builtin_int_roundingfn_2): Ditto.
5939 (expand_builtin_pow): Ditto.
5940 (expand_builtin_powi): Ditto.
5941 (expand_builtin_bswap): Ditto.
5942 (expand_builtin_unop): Ditto.
5943 (expand_builtin_fabs): Ditto.
5944 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5945 the call to expand_expr().
5946 (expand_builtin_sync_operation): Ditto.
5947 (expand_builtin_compare_and_swap): Ditto.
5948 (expand_builtin_lock_test_and_set): Ditto.
5949 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5950 instead of 0 in the call to expand_expr().
5951 (expand_builtin_extract_return_addr): Ditto.
5952 (expand_builtin_eh_return): Ditto.
5953 (expand_eh_return): Ditto.
5954 * explow.c (expr_size): Ditto.
5955 * expr.c (optimize_bitfield_assignment_op): Ditto.
5956 (expand_assignement): Ditto.
5957 (store_expr): Ditto.
5958 (store_field): Ditto.
5959 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5960 the call to expand_expr().
5961 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5962 in the call to expand_expr().
5963 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5964 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5965 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5967 * optabs.c (expand_vec_shift_expr): Ditto.
5968 (expand_vec_cond_expr): Ditto.
5969 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5970 call to expand_expr().
5971 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5972 in the call to expand_expr().
5974 2007-05-14 Dave Korn <dave.korn@artimi.com>
5976 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5978 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5980 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5981 instead of c_common_unsigned_type.
5982 (c_common_unsigned_type): Remove.
5983 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5984 c_common_unsigned_type.
5985 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5986 c_common_unsigned_type.
5987 * c-common.h (c_common_unsigned_type): Remove.
5988 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5989 c_common_unsigned_type.
5990 * c-format.c (check_format_types): Use unsigned_type_for instead of
5991 c_common_unsigned_type.
5992 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5993 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5994 of c_common_unsigned_type.
5995 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5996 lang_hooks.types.unsigned_type.
5997 * expmed.c (make_tree): Use unsigned_type_for instead of
5998 lang_hooks.types.unsigned_type.
5999 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6000 lang_hooks.types.unsigned_type.
6001 (build_range_check): Likewise.
6002 (fold_unary): Likewise.
6003 (fold_binary): Likewise.
6004 (fold_ternary): Likewise.
6005 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6006 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6007 * tree.c (get_unsigned_type): New.
6008 (unsigned_type_for): Use get_unsigned_type instead of
6009 lang_hooks.types.unsigned_type.
6011 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6013 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6014 to m68k_get_function_kind. Update its prototype.
6015 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6017 (m68k_interrupt_function_p): Return enum m68k_function_type
6018 instead of bool. Rename to m68k_get_function_kind.
6019 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6021 (m68k_compute_frame_layout): Don't mark any register for save
6022 if an interrupt_thread attribute is specified.
6023 (m68k_hard_regno_rename_ok): Update a use of
6024 m68k_interrupt_function_p.
6025 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6026 m68k_interrupt_function_p.
6027 (m68k_function_type): New.
6028 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6029 for a function with an interrupt_thread attribute.
6030 * doc/extend.texi: Document the interrupt_thread attribute.
6032 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6034 Fix PR tree-optimization/31911
6035 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6036 if they didn't change the expression.
6038 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6040 * tree-scalar-evolution.c (resolve_mixers): Exported.
6041 * tree-scalar-evolution.h (resolve_mixers): Declare.
6042 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6043 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6044 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6045 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6046 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6047 strip_conversion, analyze_offset_expr, address_analysis,
6048 object_analysis, analyze_offset): Removed.
6049 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6050 split_constant_offset, canonicalize_base_object_address,
6051 object_address_invariant_in_loop_p, disjoint_objects_p,
6052 dr_may_alias_p, dr_address_invariant_p): New functions.
6053 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6054 and dr_analyze_alias.
6055 (initialize_data_dependence_relation): Use dr_may_alias_p
6056 and object_address_invariant_in_loop_p.
6057 (compute_self_dependence): Handle the case when
6058 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6059 (find_data_references_in_stmt): Restrict the analysis of data
6060 references to the given loop nest.
6061 (find_data_references_in_loop): Made static. Pass loop nest to
6062 find_data_references_in_stmt.
6063 (compute_data_dependences_for_loop): Use DR_VOPS.
6064 (free_data_ref): Free DR_VOPS.
6065 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6066 (struct innermost_loop_behavior): ... new.
6067 (struct base_object_info): Replaced by ...
6068 (struct indices): ... new.
6069 (struct dr_alias): New.
6070 (enum data_ref_type): Removed.
6071 (struct data_reference): Consist of struct innermost_loop_behavior,
6072 struct indices and struct dr_alias.
6073 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6074 (DR_MEMTAG): Renamed to ...
6075 (DR_SYMBOL_TAG): ... this.
6076 (find_data_references_in_loop): Declaration removed.
6077 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6078 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6079 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6080 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6082 2007-05-13 Revital Eres <eres@il.ibm.com>
6084 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6085 which walks virtual def-use chains to find redundant stores.
6086 (dse_optimize_stmt): Call it.
6088 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6090 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6091 * passes.c (init_optimization_passes): Move pass_jump_bypass
6094 * basic-block.h (bb_has_eh_pred): Fix style issue.
6096 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6098 PR rtl-optimization/31848
6099 * loop-invariant.c (move_invariant_reg): If we move an insn
6100 with a REG_EQUAL note, and that insn is not always executed,
6101 remove the REG_EQUAL note.
6103 2007-05-12 Richard Guenther <rguenther@suse.de>
6105 PR tree-optimization/31797
6106 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6107 propagate into a stmt that has volatile ops.
6109 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6111 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6112 (gcc_tooldir): Likewise.
6113 * configure: Regenerate.
6114 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6115 old configure.ac gcc_tooldir setting.
6116 (prefix_to_exec_prefix): New variable.
6117 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6118 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6120 2007-05-11 Silvius Rus <rus@google.com>
6122 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6123 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6124 * c-common.h (strict_aliasing_warning): Change return type.
6125 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6126 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6127 (build_c_cast): Condition call to strict_aliasing_warning.
6128 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6129 * flags.h (set_Wstrict_aliasing): Declare.
6130 * opts.c (set_Wstrict_alising): Define, add call to.
6131 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6132 * tree-ssa-alias-warnings.c: New file.
6133 * tree-ssa-alias.c (compute_may_aliases): Add call to
6134 strict_aliasing_warning_backend.
6136 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6138 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6139 Use loop_depth and loop_outer accessor functions.
6140 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6141 determine_invariantness_stmt, move_computations_stmt): Ditto.
6142 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6143 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6144 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6145 * tree-scalar-evolution.c (interpret_loop_phi,
6146 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6147 instantiate_parameters_1, scev_const_prop): Ditto.
6148 * cfghooks.c (make_forwarder_block): Ditto.
6149 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6150 * modulo-sched.c (loop_canon_p): Ditto.
6151 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6152 slpeel_can_duplicate_loop_p): Ditto.
6153 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6154 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6155 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6156 cancel_loop, verify_loop_structure): Ditto.
6157 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6158 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6159 superloops vector instead of "pred" array.
6160 (establish_preds): Take father loop as an argument. Initialize the
6162 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6163 Do not initialize loop->outer.
6164 (flow_loop_tree_node_remove): Truncate the superloops vector.
6165 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6166 "pred" merged to "superloops" vector.
6167 (loop_depth, loop_outer): New.
6168 (fel_init): Use loop_outer.
6170 2007-05-11 Jan Hubicka <jh@suse.cz>
6172 * cgraphunit.c: Include gt-cgraphunit.h
6173 (static_ctors, static_dtors): New static vars.
6174 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6175 based on implementation in c-common.c
6176 (cgraph_finalize_function): Call record_cdtor_fn.
6177 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6178 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6179 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6180 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6181 build_cdtor, c_build_cdtor_fns): Remove.
6182 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6183 c_build_cdtor_fns): Remove prototype.
6185 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6188 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6189 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6190 * builtins.c (fold_builtin_memchr): New.
6191 (expand_builtin_memchr): Call the latter.
6192 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6193 * doc/extend.texi ([Other built-in functions provided by GCC]):
6196 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6198 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6199 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6200 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6201 PFPO_OP1_TYPE_SHIFT): Constants added.
6202 (DFP_ALL): Mode macro defined.
6203 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6204 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6205 Insn definitions added.
6206 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6207 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6210 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6212 PR tree-optimization/31885
6213 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6214 NULL_TREE to be undetermined.
6215 (automatically_generated_chrec_p): Return false for NULL.
6217 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6219 * config/bfin/bfin.h (MOVE_RATIO): Define.
6221 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6223 * config.gcc (sparc-wrs-vxworks): New target.
6224 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6225 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6226 * config/sparc/sparc.h: Include vxworks-dummy.h.
6227 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6228 include LABEL_REFs too.
6229 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6230 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6232 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6234 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6235 (sparc_emit_call_insn): New function.
6236 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6237 functions when generating VxWorks PIC.
6238 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6239 (call, call_value): Use sparc_emit_call_insn instead of
6242 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6244 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6246 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6248 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6249 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6250 split_double instead of operand_subword.
6252 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6254 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6255 * config/bfin/bfin.c (bfin_local_alignment): New function.
6256 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6258 2007-05-08 Chao-ying Fu <fu@mips.com>
6260 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6261 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6262 (smsub_widen_optab, umsub_widen_optab): Define.
6263 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6265 * genopinit.c (optabs): Fill in smsub_widen_optab and
6267 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6268 and umsub_widen_optab to implement multiply-subtract sequences.
6269 * config/mips/mips.md (*msac<u>_di): Rename to...
6270 (<u>msubsidi4): ...this. Extend condition to include
6271 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6272 of operand 0 to "ka" and use the three-operand form of msub<u>
6274 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6277 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6279 PR rtl-optimization/28011
6280 * reload.c (push_reload): Set dont_share if IN appears in OUT
6281 also when IN is a PLUS rtx.
6282 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6285 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6287 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6288 call unshare_all_decls.
6289 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6290 (unshare_all_decls): Remove.
6292 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6295 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6298 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6299 Nigel Stephens <nigel@mips.com>
6301 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6302 Update comments and all uses.
6303 (MIN_FPRS_PER_FMT): Define.
6304 * config/mips/mips.c (function_arg): Fix to correctly handle
6305 the -mips32r2 -mfp64 -mabi=32 case.
6306 (override_options): Enable use of odd-numbered registers for
6307 SFmode values on MIPS32.
6308 (mips_save_reg_p): Save whole floating-point register pair if
6309 either half is used.
6310 (compute_frame_size): Fix comment.
6312 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6314 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6315 argument of type bool.
6316 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6317 argument. Safely select temporary P register according to it.
6318 (do_link): Change call site of add_to_reg accordingly.
6319 (do_unlink): Add epilogue_p as a fourth argument and pass it
6321 (expand_interrupt_handler_epilogue): Change call of do_unlink
6323 (bfin_expand_prologue): Add a third argument sibcall_p.
6324 * config/bfin/bfin.md (epilogue): Change call of
6325 bfin_expand_epilogue accordingly.
6326 (sibcall_epilogue): Likewise.
6327 (eh_return_internal): Likewise.
6329 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6330 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6331 * config/bfin/bfin.c (bfin_handle_option): Handle
6332 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6333 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6334 Support bf534, bf536 and bf561.
6335 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6337 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6340 * config/i386/i386.c (ix86_function_regparm): Process local
6341 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6343 2007-05-07 Mike Stump <mrs@apple.com>
6345 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6346 also checks for and while statements in C++.
6348 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6350 * gcc.c (at_file_supplied): New variable.
6351 (main): Set it if we expanded argv.
6352 (do_spec_1): Pass an @-file to the linker if we were called with
6353 an @-file argument and HAVE_GNU_LD.
6354 * collect2.c (at_file_supplied): New variable.
6355 (response_file): New variable.
6356 (collect_exit): Unlink response_file if necessary.
6357 (handler): Likewise.
6358 (do_wait): Likewise.
6359 (main): Set at_file_supplied if we expanded argv.
6360 (collect_execute): Pass an @-file to subprocesses if we were called
6361 with an @-file argument.
6362 * configure.ac: Add define for HAVE_GNU_LD.
6363 * configure: Regenerate.
6364 * config.in: Regenerate.
6366 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6368 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6374 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6376 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6377 (TARGET_ENCODE_SECTION_INFO): Re-define.
6378 (m32c_encode_section_info): New
6379 (function_vector_handler): New
6380 (current_function_special_page_vector): New
6381 (m32c_special_page_vector_p): New.
6382 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6384 * config/m32c/jump.md: Added instruction JSRS for functions
6385 with attribute "function_vector".
6386 * doc/extend.texi (function_vector): Added description
6387 for M16C, M32C targets.
6389 2007-05-07 DJ Delorie <dj@redhat.com>
6392 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6393 ashrpsi3, lshrpsi3): Update shift count constraint.
6395 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6396 Nathan Froyd <froydnj@codesourcery.com>
6399 * c-incpath.c (add_path): Strip trailing path separators.
6401 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6403 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6404 Free dominance info before purging EH edges.
6405 (eliminate_degenerate_phis): Likewise.
6406 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6408 2007-05-07 Jan Hubicka <jh@suse.cz>
6410 * gimplify.c (gimplify_expr): Do not crash when folding
6411 (void *)(int)&a + 4.
6413 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6416 * c-opts.c (lang_fortran): Make it non static.
6417 * c-common.h (lang_fortran): New prototype.
6418 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6419 -lang-fortran option was passed by the driver.
6421 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6423 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6424 of ASSERT_CHECKING. Tweak message.
6426 2007-05-06 Revital Eres <eres@il.ibm.com>
6429 * loop-unroll.c (insert_var_expansion_initialization):
6430 Initialize the expansions with -zero instead of +zero.
6432 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6434 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6435 into pic and non-pic versions. Mark r19 as used for
6436 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6437 for tgd_load, tld_load and tie_load .
6438 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6439 version of tgd_load, tld_load and tie_load depending on the
6442 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6443 Jakub Jelinek <jakub@redhat.com>
6445 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6446 (__do_global_dtors_aux): Use more paranoid loop to run
6447 destructors if HIDDEN_DTOR_LIST_END.
6448 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6450 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6452 * varasm.c (align_variable): Don't increase alignment for
6453 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6454 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6456 2007-05-04 Josh Conner <jconner@apple.com>
6458 * basic-block.h (cdi_direction): Assign values to all enumeration
6460 (dom_computed): Remove.
6461 (dom_info_state): New.
6462 (set_dom_info_availability): New.
6463 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6464 walk_data.dom_direction.
6465 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6466 instead of dom_computed[].
6467 (split_edge): Likewise.
6468 (create_basic_block): Likewise.
6469 (merge_blocks): Likewise.
6470 * ifcvt.c (find_if_header): Likewise.
6471 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6472 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6473 * tree-ssa.c (verify_ssa): Likewise.
6474 * tree-cfg.c (tree_verify_flow_info): Likewise.
6475 (remove_edge_and_dominated_blocks): Likewise.
6476 * dominance.c (dom_computed): Make static.
6477 (calc_dfs_tree_nonrec): Change third param to a bool.
6478 (calc_dfs_tree): Change second param to a bool.
6479 (calc_idioms): Change second param to a bool. Use
6480 dom_convert_dir_to_idx.
6481 (init_dom_info): Validate dir before using.
6482 (dom_convert_dir_to_idx): New.
6483 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6484 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6485 (free_dominance_info): Use dom_convert_dir_to_idx.
6486 (get_immediate_dominator): Likewise.
6487 (set_immediate_dominator): Likewise.
6488 (get_dominated_by): Likewise.
6489 (redirect_immediate_dominators): Likewise.
6490 (nearest_common_denominator): Likewise.
6491 (dominated_by_p): Likewise.
6492 (bb_dom_dfs_in): Likewise.
6493 (bb_dom_dfs_out): Likewise.
6494 (recount_dominator): Likewise.
6495 (iterate_fix_dominators): Likewise.
6496 (add_to_dominance_info): Likewise.
6497 (delete_from_dominance_info): Likewise.
6498 (first_dom_son): Likewise.
6499 (next_dom_son): Likewise.
6500 (dom_info_available_p): Likewise.
6501 (dom_info_state): New.
6502 (set_dom_info_availability): New.
6504 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6506 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6508 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6510 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6512 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6513 (subdi3, subdi_carry): Delete.
6515 2007-05-04 Jan Hubicka <jh@suse.cz>
6516 Richard Guenther <rguenther@suse.de>
6518 * opts.c (decode_options): Do not fiddle with inlining
6519 parameters in case of optimizing for size.
6520 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6521 for size do nothing.
6522 (cgraph_decide_inlining_of_small_function): When optimizing for
6523 size never inline functions increasing caller size.
6524 (cgraph_early_inlining): Inline for size when optimizing for size.
6526 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6528 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6529 logical operations piecewise.
6530 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6531 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6532 subdi_sesidi_di): Delete.
6533 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6534 the generated sequence. Allow three-reg add in constraints. Rewrite
6535 the rtl expression for carry to avoid zero_extend of a constant.
6536 (sub_with_carry): New pattern.
6537 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6538 different sequence not involving jumps.
6539 (notbi): Now a named pattern.
6541 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6543 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6544 Add the note about a significant loss of accuracy of some
6545 mathematical routines when these options are used.
6547 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6549 * haifa-sched.c (rtx_vec_t): New typedef.
6550 (contributes_to_priority_p): Extract piece of priority () into new
6552 (priority): Use the function. Add assertion.
6553 (rank_for_schedule, set_priorities): Add assertion to check that
6554 insn's priority is initialized.
6555 (clear_priorities, calc_priorities): Change signature. Make it update
6556 all relevant insns. Update all callers ('add_to_speculative_block ()'
6557 and 'create_block_check_twin ()').
6558 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6559 Add new field 'priority_status'.
6560 (INSN_PRIORITY_STATUS): New macro.
6561 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6563 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6565 * sched-ebb.c (debug_ebb_dependencies): New static function.
6566 (init_ready_list): Use it.
6568 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6569 with changed signature and 'debug_rgn_dependencies ()'.
6570 (debug_rgn_dependencies): New static function.
6571 (init_ready_list): Use it.
6573 * sched-int.h (debug_dependencies): Declare.
6575 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6577 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6579 2007-05-04 Dirk Mueller <dmueller@suse.de>
6581 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6583 2007-05-03 Jan Hubicka <jh@suse.cz>
6585 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6586 ((T1)X op (T1)Y), for pointer type in more cases than before.
6588 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6590 * tree-object-size.c (plus_expr_object_size): When operand size is
6591 unknown, return unknown.
6593 2007-05-03 Dirk Mueller <dmueller@suse.de>
6595 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6597 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6600 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6602 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6604 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6606 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6608 * config/soft-fp/double.h, config/soft-fp/extended.h,
6609 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6610 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6611 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6612 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6615 2007-05-03 Ian Lance Taylor <iant@google.com>
6617 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6618 MASK_PPC_GFXOPT for 8540 or 8548.
6620 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6622 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6623 vect_print_dump_info() to output debug information.
6625 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6628 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6629 operands of size 2 when operand is not MEM_P.
6631 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6633 PR tree-optimization/30565
6634 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6636 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6638 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6639 (umulsi3_highpart): Use them.
6640 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6641 for final accumulator to D regisster tranfser.
6643 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6645 PR tree-optimization/31699
6646 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6648 (vect_enhance_data_refs_alignment): Compute peel amount using
6649 TYPE_VECTOR_SUBPARTS instead of vf.
6650 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6652 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6655 * system.h: Remove inclusion of double-int.h
6656 * tree.h: Include double-int.h
6657 * gengtype.c: Likewise
6658 * cfgloop.h: Likewise
6659 * Makefile.in: Adjust dependencies on double-int.h
6661 2007-05-02 Eric Christopher <echristo@apple.com>
6663 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6664 -shared to -Zdynamiclib.
6666 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6669 * c-common.c (strip_pointer_or_array_types): New function.
6670 * c-common.h (strip_pointer_or_array_types): New function declaration.
6672 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6674 PR tree-optimization/31771
6675 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6677 2007-05-02 Paul Brook <paul@codesourcery.com>
6679 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6681 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6684 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6687 2007-05-02 Nick Clifton <nickc@redhat.com>
6689 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6691 2007-05-02 Richard Guenther <rguenther@suse.de>
6693 PR tree-optimization/31146
6694 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6695 argument, single_use_p. If we have a single use that is
6696 a conversion to the definition rhs type, propagate that rhs.
6697 (forward_propagate_addr_expr): Pass single_use_p argument
6698 to forward_propagate_addr_expr_1.
6700 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6702 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6705 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6707 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6708 'AMD Family 10 core'.
6710 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6712 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6713 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6714 with SSE3 instruction set support.
6715 * doc/invoke.texi: Likewise.
6717 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6719 * config/i386/i386.c (override_options): Tuning 32-byte loop
6720 alignment for amdfam10 architecture. Increasing the max loop
6721 alignment to 24 bytes.
6723 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6725 * config/m68k/constraints.md: New.
6726 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6727 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6728 EXTRA_CONSTRAINT): Remove.
6729 * config/m68k/m68k.md: Include constraints.md.
6730 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6732 2007-05-01 Ian Lance Taylor <iant@google.com>
6734 PR tree-optimization/31739
6735 * tree-vrp.c (vrp_val_is_max): New static function.
6736 (vrp_val_is_min): New static function.
6737 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6739 (set_value_range): Use vrp_val_is_{max,min}.
6740 (extract_range_from_assert): Likewise.
6741 (extract_range_from_binary_expr): Likewise.
6742 (extract_range_from_unary_expr): Likewise.
6743 (dump_value_range, vrp_meet): Likewise.
6744 (vrp_visit_phi_node): Likewise.
6745 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6747 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6749 * config/i386/gmon-sol2.c (size_t): New type.
6750 (intptr_t): Likewise.
6751 (s_textsize): Declare as size_t.
6753 (monstartup): Use size_t for sizes.
6754 (_mcount): Save and restore registers.
6755 (internal_mcount): Pass 0 as the first argument to monstartup
6757 (moncontrol): Convert pointer to appropriately sized integer
6758 before passing to profil.
6760 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6762 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6763 __NO_FPRS__, not just if _SOFT_DOUBLE.
6764 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6765 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6766 also for E500 double.
6767 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6768 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6771 2007-05-01 Richard Guenther <rguenther@suse.de>
6773 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6776 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6778 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6780 2007-05-01 Jan Hubicka <jh@suse.cz>
6782 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6785 2007-05-01 Jan Hubicka <jh@suse.cz>
6787 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6788 (maybe_fold_offset_to_reference): Declare.
6789 * fold-const.c (fold_unary): Do not fold
6790 (type *)&A into &A->field_of_type_and_offset_0
6791 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6792 size is unknown, give up.
6793 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6795 (maybe_fold_offset_to_reference): New.
6796 (maybe_fold_stmt_indirect): Use it.
6797 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6798 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6800 (gimplify_expr): Likewise for plus_expr.
6802 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6804 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6805 bsi_after_labels. Always insert statements before bsi.
6806 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6807 * predict.c (apply_return_prediction): Check for empty blocks.
6808 * cfgexpand.c (lab_rtx_for_bb): New variable.
6809 (label_rtx_for_bb): Do not create new tree labels.
6810 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6811 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6812 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6814 (label_for_bb): Add field used.
6815 (update_eh_label, main_block_label): Mark the label used.
6816 (cleanup_dead_labels): Remove unused labels.
6818 2007-05-01 Richard Guenther <rguenther@suse.de>
6820 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6821 if it is not about to be set.
6822 (get_value_range): Do not pre-allocate equiv bitmap.
6823 (update_value_range): No need to clear equiv field.
6824 (add_equivalence): Change prototype to get bitmap pointer.
6825 Allocate bitmap here if it is not already.
6826 (extract_range_from_assert): Do not allocate bitmap here.
6827 Update callers to add_equivalence.
6828 (extract_range_from_ssa_name): Likewise.
6829 (get_vr_for_comparison): New static helper.
6830 (compare_name_with_value): Handle NULL equiv bitmap by
6831 peeling the first iteration of the comparison loop.
6832 Use get_vr_for_comparison.
6833 (compare_names): Handle NULL equiv bitmaps by using fake
6834 ones. Use get_vr_for_comparison.
6836 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6838 * double-int.c (mpz_set_double_int): Moved from
6839 tree-ssa-loop-niter.c.
6840 (mpz_get_double_int): Likewise; also, add option to wrap
6841 out-of-range integers.
6842 * double-int.h: New prototypes for above.
6843 * tree.c (get_static_type_bounds): Moved from
6844 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6845 TYPE_MAX_VALUE if they exist..
6846 * tree.h: New prototype for above.
6847 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6848 get_type_bounds calls.
6849 (mpz_set_double_int): Move to double-int.c.
6850 (get_type_bounds): Move to tree.c, rename to
6851 get_static_type_bounds.
6852 (mpz_to_double_int): Move to double-int.c, rename to
6855 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6857 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6858 DIV0 exception can fall through to a normal return.
6860 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6864 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6865 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6866 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6867 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6868 initialize align to silence bogus warning.
6869 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6870 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6872 (struct sra_walk_fns): Remove use_all parameter from use.
6873 (sra_hash_tree): Handle BIT_FIELD_REFs.
6874 (sra_elt_hash): Don't hash bitfld blocks.
6875 (sra_elt_eq): Skip them in parent compares as well. Handle
6877 (sra_walk_expr): Don't maintain or pass down use_all_p.
6878 (scan_use): Remove use_all parameter.
6879 (scalarize_use): Likewise. Re-expand assignment to
6880 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6881 output, and re-scalarize after output. Don't mark anything
6883 (scalarize_ldst): Adjust.
6884 (scalarize_walk_gimple_modify_statement): Likewise.
6885 (build_element_name_1): Handle BIT_FIELD_REFs.
6886 (instantiate_element): Don't warn for any element whose parent
6888 (instantiate_missing_elements_1): Return the sra_elt.
6889 (canon_type_for_field): New.
6890 (try_instantiate_multiple_fields): New.
6891 (instantiate_missing_elemnts): Use them.
6892 (mark_no_warning): Removed.
6893 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6894 (REPLDUP, sra_build_elt_assignment): New.
6895 (generate_copy_inout): Use them.
6896 (generate_element_copy): Likewise. Handle bitfld differences.
6897 (generate_element_zero): Don't recurse for blocks. Use
6898 sra_build_elt_assignment.
6899 (generate_one_element_int): Take elt instead of var. Use
6900 sra_build_elt_assignment.
6901 (generate_element_init_1): Adjust.
6902 (scalarize_use, scalarize_copy): Use REPLDUP.
6903 (scalarize_ldst): Move assert before dereference.
6904 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6906 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6909 * tree.c (reconstruct_complex_type): Reconstruct a reference
6911 Also use the same mode for the pointer as the old pointer type.
6913 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6915 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6918 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6920 PR rtl-optimization/31676
6921 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6922 (df_refs_record): Call it.
6924 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6926 * rtl.def (SS_ABS): New code.
6927 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6928 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6929 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6930 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6931 (bfin_init_builtins): Define them.
6932 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6933 (bfin_expand_builtin): ... and handle the others here.
6934 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6935 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6936 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6937 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6938 operand is only HImode.
6940 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6942 * regclass.c (scan_one_insn): Remove splitting of
6945 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6946 Nigel Stephens <nigel@mips.com>
6948 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6950 2007-04-28 Jan Hubicka <jh@suse.cz>
6952 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6953 insn_locators_alloc instead of insn_locators_initialize;
6954 call reset_block_changes.
6955 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6956 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6957 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6958 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6959 * config/score/score.c (th_output_mi_thunk): Likewise.
6960 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6961 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6962 tolerate uninitialized locator info.
6965 * function.c (init_function_start): Don't init line number info.
6966 (expand_function_end): Update.
6967 (reset_block_changes, record_block_change, finalize_block_changes,
6968 check_block_change, free_block_changes): Kill.
6969 * function.h (reset_block_changes, record_block_change,
6970 finalize_block_changes, check_block_change, free_block_changes):
6972 (struct function): Remove ib_boundaries_block.
6973 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6974 Use curr_insn_locator to initialize locator.
6975 (emit_line_note): Remove.
6976 * cfgexpand.c (expand_gimple_cond_expr): Update.
6977 (construct_exit_block): Likewise.
6978 (tree_expand_cfg): Initialize/finalize locators.
6979 * expr.c (expand_expr_real): Update.
6980 * cfglayout.c (line_locators_locs, line_locators_lines,
6981 file_locators_locs, file_locators_files): Remove.
6982 (set_block_levels): Move to cfgexpand.c.
6983 (insn_locators_initialize): Remove.
6984 (pass_insn_locators_initialize): Remove.
6985 (locations_locators_locs, locations_locators_vals): New static vars.
6986 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6988 (insn_locators_alloc, insn_locators_finalize,
6989 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6991 (locator_location): New.
6992 (locator_line, locator_file): Rewrite.
6993 * rtl.h (emit_line_note): Kill.
6994 (insn_locators_alloc, insn_locators_finalize,
6995 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6997 * tree-inline.c (initialize_cfun): Do not initialize
6998 ib_boundaries_block.
6999 * passes.c (pass_insn_locators_initialize): Remove.
7001 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7003 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7004 info. Update last_basic_block correctly.
7006 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7009 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7010 register itself to hold the offset constant. Tell flow the use
7011 of r4 and r5 when they are used.
7013 2007-04-27 Richard Guenther <rguenther@suse.de>
7015 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7016 if we simplified anything.
7017 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7018 warnings until we did a simplification and the stmt was not
7019 marked as TREE_NO_WARNING.
7021 2007-04-27 Mike Stump <mrs@apple.com>
7023 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7025 2007-04-27 Ian Lance Taylor <iant@google.com>
7028 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7029 TYPE_MAX_VALUE exist, convert them to the new type.
7031 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7033 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7034 if it claims to be available.
7035 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7037 (perform_tree_ssa_dce): Always free postdominators.
7039 2007-04-27 Richard Henderson <rth@redhat.com>
7041 * config/alpha/predicates.md (aligned_memory_operand): Mark
7042 as define_special_predicate.
7043 (unaligned_memory_operand, normal_memory_operand): Likewise.
7044 (reg_or_unaligned_mem_operand): Remove.
7045 (any_memory_operand): Match the documentation and check for
7046 non-renumbered pseudos during reload.
7047 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7048 alpha_secondary_reload_class, update to new interface, make static.
7049 Handle CQImode like HImode. Remove FP subreg check.
7050 (alpha_expand_mov): Use replace_equiv_address.
7051 (alpha_expand_mov_nobwx): Use any_memory_operand.
7052 (TARGET_SECONDARY_RELOAD): New.
7053 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7054 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7055 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7056 * config/alpha/alpha.md: ... here.
7057 (RELOAD12, reloadmode): New.
7059 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7060 Don't handle the aligned case here.
7061 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7062 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7063 reload_inhi_help. Don't expect a scratch register.
7064 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7066 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7068 2007-04-27 Richard Guenther <rguenther@suse.de>
7070 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7072 2007-04-27 Richard Guenther <rguenther@suse.de>
7074 PR tree-optimization/30965
7075 PR tree-optimization/30978
7076 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7077 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7078 (find_equivalent_equality_comparison): Likewise.
7079 (simplify_cond): Likewise.
7080 (get_prop_source_stmt): New helper.
7081 (get_prop_dest_stmt): Likewise.
7082 (can_propagate_from): Likewise.
7083 (remove_prop_source_from_use): Likewise.
7084 (combine_cond_expr_cond): Likewise.
7085 (forward_propagate_comparison): New function.
7086 (forward_propagate_into_cond): Rewrite to use fold for
7088 (tree_ssa_forward_propagate_single_use_vars): Call
7089 forward_propagate_comparison to propagate comparisons.
7091 2007-04-27 Richard Guenther <rguenther@suse.de>
7093 PR tree-optimization/31715
7094 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7095 sure to do computation on the offset in an appropriate
7098 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7100 * reload.h (elimination_target_reg_p): Declare.
7101 * reload.c (find_reloads): Don't apply the reg_rtx move
7102 optimization if the SET_DEST satisfies elimination_target_reg_p.
7103 * reload1.c (elimination_target_reg_p): New function.
7104 (gen_reload): In the move/add2 fallback, make sure that op0
7105 does not overlap the destination register.
7107 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7109 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7110 transform only GIMPLE_MODIFY_STMTs.
7111 * tree-complex.c (expand_complex_operations_1): Ditto.
7112 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7113 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7114 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7116 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7117 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7118 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7119 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7120 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7121 slpeel_add_loop_guard): Ditto.
7122 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7123 * lambda-code.c (perfect_nestify): Ditto.
7124 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7125 before the first statement.
7126 * tree-optimize.c (execute_free_datastructures): Fix comments.
7127 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7128 * tree-flow.h (disband_implicit_edges): Declaration removed.
7129 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7131 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7132 COND_EXPRs without gotos.
7133 (disband_implicit_edges, has_label_p): Removed.
7134 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7135 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7137 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7139 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7140 also for COND_EXPRs.
7141 * cfgexpand.c (label_rtx_for_bb): New function.
7142 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7143 Use label_rtx_for_bb to find the labels.
7144 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7145 last block. Detect fallthru edges.
7147 2007-04-26 Ian Lance Taylor <iant@google.com>
7150 * reload.c (find_reloads_subreg_address): If the address was valid
7151 in the original mode but not in the new mode, reload the whole
7154 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7156 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7157 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7158 (cleanup_control_expr_graph): Do not invalidate dominance info.
7159 Record altered blocks.
7160 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7161 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7162 cleanup_tree_cfg_bb): New functions.
7163 (remove_forwarder_block): Do not maintain the worklist of blocks.
7164 Record altered blocks.
7165 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7167 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7168 delete_unreachable_blocks if dominators are not available.
7169 * tree-inline.c (optimize_inline_calls): Free dominance information
7171 * tree-flow.h (remove_edge_and_dominated_blocks,
7172 cfgcleanup_altered_bbs): Altered.
7173 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7175 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7177 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7178 do not invalidate dominators.
7180 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7182 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7183 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7184 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7185 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7187 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7189 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7191 2007-04-26 Richard Guenther <rguenther@suse.de>
7193 PR tree-optimization/31703
7194 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7195 the right type for the target of the bittest.
7197 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7199 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7200 ix86_sol10_return_in_memory.
7202 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7204 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7207 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7210 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7212 PR tree-optimization/30558
7213 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7214 clear this_state.prev_try.
7216 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7217 Mark Mitchell <mark@codesourcery.com>
7219 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7220 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7221 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7223 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7226 * doc/invoke.texi (%:print-asm-header): Document.
7227 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7229 (static_spec_functions): Add print-asm-header.
7230 (main): Print a banner before the --target-help linker options.
7231 (print_asm_header_spec_function): New function.
7233 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7236 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7237 (movsf_ie): Likewise.
7239 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7241 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7243 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7245 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7246 exception for divide-by-zero.
7247 (__umodsi3, __modsi3): Likewise.
7249 2007-04-25 Dirk Mueller <dmueller@suse.de>
7251 * c-typeck.c (build_compound_expr): Annotate warning()
7252 call with OPT_Wunused_value.
7253 * tree-ssa.c (warn_uninit): Annotate warning with
7255 * c-common.c (handle_sentinel_attribute): Annotate warning
7256 call with OPT_Wattributes.
7258 2007-04-25 Thiemo Seufer <ths@mips.com>
7260 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7262 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7263 on to the assembler. Improve handling of -mno-mips16. Add handling
7264 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7265 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7266 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7267 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7269 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7272 * config/i386/winnt.c (i386_pe_file_end): Strip only
7273 USER_LABEL_PREFIX when writing export name.
7275 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7277 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7278 sh/elf.h, vx-common.h and vxworks.h.
7279 * config/sh/sh.h: Include config/vxworks-dummy.h.
7280 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7281 (OVERRIDE_OPTIONS): Use it.
7282 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7283 (vxworks_picreg): New pattern.
7284 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7285 VXWORKS_OS_CPP_BUILTINS.
7286 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7287 to their VXWORKS_* equivalents.
7288 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7289 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7290 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7291 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7292 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7293 -mrtp/-fPIC multilibs.
7294 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7295 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7296 (MULTILIB_OSDIRNAMES): Delete.
7298 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7301 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7303 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7305 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7306 rounding mode to be specified by the caller.
7307 (real_to_mpfr) Likewise.
7308 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7309 include new arguments.
7310 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7312 2007-04-24 Ian Lance Taylor <iant@google.com>
7314 PR tree-optimization/31605
7315 * tree-vrp.c (set_value_range): Check that min and max are not
7316 both overflow infinities.
7317 (set_value_range_to_value): New static function.
7318 (extract_range_from_binary_expr): Call set_value_range_to_value.
7319 (extract_range_from_cond_expr): Likewise.
7320 (extract_range_from_expr): Likewise.
7321 (extract_range_from_unary_expr): Likewise. Don't create a range
7322 which overflows on both sides.
7323 (vrp_meet): Check for a useless range.
7324 (vrp_visit_phi_node): If we see a constant which looks like an
7325 overflow infinity, turn off the TREE_OVERFLOW flag.
7327 2007-04-24 Ian Lance Taylor <iant@google.com>
7329 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7331 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7334 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7335 diagnostic message is being built.
7336 * tree-pretty-print.c (dump_generic_node): Only write the
7337 formatted text into BUFFER's stream if we are not building a
7339 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7341 * Makefile.in (toplev.o): Depend on tree-pass.h.
7343 2007-04-24 Ian Lance Taylor <iant@google.com>
7345 PR tree-optimization/31602
7346 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7347 conditionals in the copied loop header.
7348 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7349 warnings if TREE_NO_WARNING is set.
7350 * doc/invoke.texi (Warning Options): Clarify that
7351 -Wstrict-overflow does not warn about loops.
7353 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7355 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7356 expand on the comment about _Decimal128 arguments and check the
7357 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7358 that _Decimal128 argument uses even/odd register pair.
7359 (function_arg): Ditto.
7361 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7363 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7364 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7366 2007-04-24 Richard Guenther <rguenther@suse.de>
7367 Olga Golovanevsky <olga@il.ibm.com>
7369 * fold-const.c (multiple_of_p): Check for bottom
7372 2007-04-24 Richard Henderson <rth@redhat.com>
7374 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7375 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7376 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7377 looking for non-zero bits shifted out. Avoid a recursive call
7378 when constructing the scalar.
7379 (__floatundisf): Likewise.
7381 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7383 * dwarf2out.c (field_byte_offset): Move the existing logic
7384 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7385 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7387 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7390 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7391 length argument of 0 for memset.
7392 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7393 unsigned shift instead of the signed variant.
7395 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7397 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7398 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7399 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7400 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7401 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7402 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7403 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7404 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7405 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7406 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7407 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7408 "mul<mode>3", "div<mode>3"): Insn definitions added.
7409 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7410 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7411 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7412 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7413 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7414 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7415 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7416 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7417 TARGET_FLOAT_FORMAT): Macro definitions removed.
7418 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7419 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7420 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7421 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7422 (s390_gen_rtx_const_DI): Function removed.
7423 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7425 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7427 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7428 over an external ffs function.
7430 2007-04-24 Chao-ying Fu <fu@mips.com>
7431 Richard Sandiford <richard@nildram.co.uk>
7433 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7434 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7435 (smadd_widen_optab, umadd_widen_optab): Define.
7436 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7438 * genopinit.c (optabs): Fill in smadd_widen_optab and
7440 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7441 and umadd_widen_optab to implement multiply-add sequences.
7442 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7443 (<u>maddsidi4): ...this. Extend condition to include
7444 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7445 of operand 0 to "ka" and use the three-operand form of madd<u>
7447 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7449 * config/mips/constraints.md (ka): New register constraint.
7451 2007-04-24 Jan Hubicka <j@suse.cz>
7455 2007-04-23 Jan Hubicka <jh@suse.cz>
7456 * function.c (init_function_start): Don't init line number info.
7457 (expand_function_end): Update.
7458 (reset_block_changes, record_block_change, finalize_block_changes,
7459 check_block_change, free_block_changes): Kill.
7460 * function.h (reset_block_changes, record_block_change,
7461 finalize_block_changes, check_block_change, free_block_changes):
7463 (struct function): Remove ib_boundaries_block.
7464 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7465 Use curr_insn_locator to initialize locator.
7466 (emit_line_note): Remove.
7467 * cfgexpand.c (expand_gimple_cond_expr): Update.
7468 (construct_exit_block): Likewise.
7469 (tree_expand_cfg): Initialize/finalize locators.
7470 * expr.c (expand_expr_real): Update.
7471 * cfglayout.c (line_locators_locs, line_locators_lines,
7472 file_locators_locs, file_locators_files): Remove.
7473 (set_block_levels): Move to cfgexpand.c.
7474 (insn_locators_initialize): Remove.
7475 (pass_insn_locators_initialize): Remove.
7476 (locations_locators_locs, locations_locators_vals): New static vars.
7477 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7479 (insn_locators_alloc, insn_locators_finalize,
7480 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7482 (locator_location): New.
7483 (locator_line, locator_file): Rewrite.
7484 * rtl.h (emit_line_note): Kill.
7485 (insn_locators_alloc, insn_locators_finalize,
7486 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7488 * tree-inline.c (initialize_cfun): Do not initialize
7489 ib_boundaries_block.
7490 * passes.c (pass_insn_locators_initialize): Remove.
7492 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7494 * doc/invoke.texi: Removed leading '-' from option index entries.
7496 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7498 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7500 (create_phi_node): Use set_phi_nodes.
7501 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7502 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7503 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7504 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7505 (bsi_start, bsi_last): Use bb_stmt_list.
7506 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7507 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7508 Traverse the statements using tsi iterator.
7509 * basic-block.h (struct basic_block_def): Fields stmt_list
7510 and phi_nodes moved to ...
7511 (struct tree_bb_info): ... new structure.
7512 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7513 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7514 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7515 (tree_verify_flow_info): Verify that il.tree is not set for
7516 entry and exit block.
7517 (tree_split_block): Use set_bb_stmt_list.
7519 2007-04-23 Mike Stump <mrs@apple.com>
7521 * config/i386/i386.c (ix86_tune_features
7522 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7525 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7527 * config/i386/i386.md (prefix_extra): New attribute.
7528 (length): Add prefix_extra.
7530 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7531 (sse2_movntv2di): Likewise.
7532 (sse2_cvtps2dq): Likewise.
7533 (sse2_cvtpd2pi): Likewise.
7534 (sse2_cvttpd2pi): Likewise.
7535 (*sse2_cvtpd2ps): Likewise.
7536 (*add<mode>3): Likewise.
7537 (sse2_ssadd<mode>3): Likewise.
7538 (sse2_usadd<mode>3): Likewise.
7539 (*sub<mode>3): Likewise.
7540 (sse2_sssub<mode>3): Likewise.
7541 (sse2_ussub<mode>3): Likewise.
7542 (*mulv8hi3): Likewise.
7543 (*smulv8hi3_highpart): Likewise.
7544 (*umulv8hi3_highpart): Likewise.
7545 (sse2_umulv2siv2di3): Likewise.
7546 (sse2_pmaddwd): Likewise.
7547 (ashr<mode>3): Likewise.
7548 (lshr<mode>3): Likewise.
7549 (ashl<mode>3): Likewise.
7550 (sse2_ashlti3): Likewise.
7551 (sse2_lshrti3): Likewise.
7552 (*umaxv16qi3): Likewise.
7553 (*smaxv8hi3): Likewise.
7554 (*uminv16qi3): Likewise.
7555 (*sminv8hi3): Likewise.
7556 (sse2_eq<mode>3): Likewise.
7557 (sse2_gt<mode>3): Likewise.
7558 (*and<mode>3): Likewise.
7559 (sse2_nand<mode>3): Likewise.
7560 (*ior<mode>3): Likewise.
7561 (*xor<mode>3): Likewise.
7562 (sse2_packsswb): Likewise.
7563 (sse2_packssdw): Likewise.
7564 (sse2_packuswb): Likewise.
7565 (sse2_punpckhbw): Likewise.
7566 (sse2_punpcklbw): Likewise.
7567 (sse2_punpckhwd): Likewise.
7568 (sse2_punpcklwd): Likewise.
7569 (sse2_punpckhdq): Likewise.
7570 (sse2_punpckldq): Likewise.
7571 (sse2_punpckhqdq): Likewise.
7572 (sse2_punpcklqdq): Likewise.
7573 (*sse2_pinsrw): Likewise.
7574 (*sse2_pextrw): Likewise.
7575 (sse2_pshufd_1): Likewise.
7576 (sse2_uavgv16qi3): Likewise.
7577 (sse2_uavgv8hi3): Likewise.
7578 (sse2_psadbw): Likewise.
7579 (sse2_pmovmskb): Likewise.
7580 (*sse2_maskmovdqu): Likewise.
7581 (*sse2_maskmovdqu_rex64): Likewise.
7582 (sse4a_extrqi): Likewise.
7583 (sse4a_extrq): Likewise.
7584 (sse3_lddqu): Set prefix_rep.
7585 (sse3_addsubv4sf3): Likewise.
7586 (sse3_haddv4sf3): Likewise.
7587 (sse3_hsubv4sf3): Likewise.
7588 (sse_cvtss2si): Likewise.
7589 (sse_cvtss2si_2): Likewise.
7590 (sse_cvtss2siq): Likewise.
7591 (sse_cvtss2siq_2): Likewise.
7592 (sse_cvttss2si): Likewise.
7593 (sse_cvttss2siq): Likewise.
7594 (sse2_cvttps2dq): Likewise.
7595 (sse3_movshdup): Likewise.
7596 (sse3_movsldup): Likewise.
7597 (sse2_cvtsd2si): Likewise.
7598 (sse2_cvtsd2si_2): Likewise.
7599 (sse2_cvtsd2siq): Likewise.
7600 (sse2_cvtsd2siq_2): Likewise.
7601 (sse2_cvttsd2si): Likewise.
7602 (sse2_cvttsd2siq): Likewise.
7603 (*sse2_cvtpd2dq): Likewise.
7604 (*sse2_cvttpd2dq): Likewise.
7605 (sse2_pshuflw_1): Likewise.
7606 (sse2_pshufhw_1): Likewise.
7607 (sse4a_insertqi): Likewise.
7608 (sse4a_insertq): Likewise.
7609 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7610 (ssse3_phadddv4si3): Likewise.
7611 (ssse3_phaddswv8hi3): Likewise.
7612 (ssse3_phsubwv8hi3): Likewise.
7613 (ssse3_phsubdv4si3): Likewise.
7614 (ssse3_phsubswv8hi3): Likewise.
7615 (ssse3_pmaddubswv8hi3): Likewise.
7616 (ssse3_pmulhrswv8hi3): Likewise.
7617 (ssse3_pshufbv16qi3): Likewise.
7618 (ssse3_psign<mode>3): Likewise.
7619 (ssse3_palignrti): Likewise.
7620 (abs<mode>2): Likewise.
7621 (ssse3_phaddwv4hi3): Set prefix_extra.
7622 (ssse3_phadddv2si3): Likewise.
7623 (ssse3_phaddswv4hi3): Likewise.
7624 (ssse3_phsubwv4hi3): Likewise.
7625 (ssse3_phsubdv2si3): Likewise.
7626 (ssse3_phsubswv4hi3): Likewise.
7627 (ssse3_pmaddubswv4hi3): Likewise.
7628 (ssse3_pmulhrswv4hi3): Likewise.
7629 (ssse3_pshufbv8qi3): Likewise.
7630 (ssse3_psign<mode>3): Likewise.
7631 (ssse3_palignrdi): Likewise.
7632 (abs<mode>2): Likewise.
7633 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7634 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7635 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7637 2007-04-23 Nick Clifton <nickc@redhat.com>
7639 * params.def: Fix formatting of emacs local variables.
7641 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7643 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7644 move if inter-unit move isn't allowed.
7645 Don't split moving the first element of V2DI to DI to inter-unit
7646 move if inter-unit move isn't allowed.
7648 2007-04-23 Richard Guenther <rguenther@suse.de>
7650 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7651 and CDI_POST_DOMINATORS separately.
7653 2007-04-23 Nick Clifton <nickc@redhat.com>
7655 * c.opt (Wformat-contains-nul): Add warning attribute.
7657 2007-04-23 Jan Hubicka <jh@suse.cz>
7659 * function.c (init_function_start): Don't init line number info.
7660 (expand_function_end): Update.
7661 (reset_block_changes, record_block_change, finalize_block_changes,
7662 check_block_change, free_block_changes): Kill.
7663 * function.h (reset_block_changes, record_block_change,
7664 finalize_block_changes, check_block_change, free_block_changes):
7666 (struct function): Remove ib_boundaries_block.
7667 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7668 Use curr_insn_locator to initialize locator.
7669 (emit_line_note): Remove.
7670 * cfgexpand.c (expand_gimple_cond_expr): Update.
7671 (construct_exit_block): Likewise.
7672 (tree_expand_cfg): Initialize/finalize locators.
7673 * expr.c (expand_expr_real): Update.
7674 * cfglayout.c (line_locators_locs, line_locators_lines,
7675 file_locators_locs, file_locators_files): Remove.
7676 (set_block_levels): Move to cfgexpand.c.
7677 (insn_locators_initialize): Remove.
7678 (pass_insn_locators_initialize): Remove.
7679 (locations_locators_locs, locations_locators_vals): New static vars.
7680 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7682 (insn_locators_alloc, insn_locators_finalize,
7683 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7685 (locator_location): New.
7686 (locator_line, locator_file): Rewrite.
7687 * rtl.h (emit_line_note): Kill.
7688 (insn_locators_alloc, insn_locators_finalize,
7689 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7691 * tree-inline.c (initialize_cfun): Do not initialize
7692 ib_boundaries_block.
7693 * passes.c (pass_insn_locators_initialize): Remove.
7695 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7698 * expr.c (reduce_to_bit_field_precision): Handle
7701 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7703 PR tree-optimization/24659
7704 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7705 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7706 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7707 * genopinit.c (optabs): Rename vec_pack_mod_optab
7708 to vec_pack_trunc_optab.
7709 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7710 early for scalar floating point operands for NOP_EXPR.
7711 (vectorizable_type_promotion): Ditto.
7712 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7713 vec_pack_trunc_optab.
7714 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7716 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7717 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7718 Rename from VEC_PACK_MOD_EXPR.
7719 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7720 * expr.c (expand_expr_real_1): Ditto.
7721 * tree-inline.c (estimate_num_insns_1): Ditto.
7722 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7724 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7725 (vec_unpacks_lo_v4sf): Ditto.
7726 (vec_pack_trunc_v2df): Ditto.
7727 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7728 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7729 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7731 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7733 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7735 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7736 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7737 packing of floating point operands.
7738 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7739 represent unpacking of floating point operands.
7740 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7741 [vec_unpacks_hi]: Ditto.
7742 [vec_unpacks_lo]: Ditto.
7744 2007-04-22 Jan Hubicka <jh@suse.cz>
7746 * final.c (rest_of_handle_final): Call
7747 targetm.asm_out.constructor/targetm.asm_out.destructor
7748 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7749 proper priority via decl_*_priority_insert.
7750 * c-common.c (c_expand_body): Likewise.
7752 2007-04-22 Richard Guenther <rguenther@suse.de>
7754 PR tree-optimization/29789
7755 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7756 (rewrite_reciprocal): New helper split out from
7757 determine_invariantness_stmt.
7758 (rewrite_bittest): Likewise.
7759 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7760 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7763 2007-04-22 Revital Eres <eres@il.ibm.com>
7765 * loop-unroll.c (var_to_expand): New field to support also
7766 insns of the form x = something + x.
7767 (analyze_insn_to_expand_var): Use it.
7768 (expand_var_during_unrolling): Likewise.
7770 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7772 * predict.c: Include pointer-set.h.
7773 (bb_predictions): New variable.
7774 (tree_predicted_by_p, tree_predict_edge,
7775 remove_predictions_associated_with_edge): Use bb_predictions map
7776 instead of bb->predictions.
7777 (clear_bb_predictions, assert_is_empty): New functions.
7778 (combine_predictions_for_bb): Use bb_predictions map. Call
7779 clear_bb_predictions.
7780 (tree_estimate_probability): Create and free bb_predictions map.
7781 * Makefile.in (predict.o): Add pointer-set.h dependency.
7782 * basic-block.h (struct basic_block_def): Remove predictions
7784 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7786 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7789 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7792 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7794 * timevar.c (timevar_print): Change reference of --disable-checking to
7795 --enable-checking=release. Also warn if assert checking is disabled.
7797 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7800 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7801 decl as addressable if the compound literal was marked as
7803 Mark the decl as a gimple register if it is a complex or
7804 vector decl and does not live in memory.
7806 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7808 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7809 (GENERIC_NEXT): New function macro.
7810 (PHI_CHAIN): Use phi_node's new chain variable.
7811 (tree_phi_node): Change tree_common to tree_base
7812 and add the chain field.
7813 * tree-phinodes.c (make_phi_node): Don't set
7814 TREE_TYPE on the new node.
7815 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7816 instead of checking GIMPLE_TUPLE_P in chain_next.
7817 * tree-vect-transform.c
7818 (get_initial_def_for_induction): Look at
7819 PHI_RESULT_TREE for the type of the phi node.
7820 (update_vuses_to_preheader): Use PHI_CHAIN
7821 instead of TREE_CHAIN on the phi node.
7822 * tree-ssa-structalias.c (compute_points_to_sets):
7824 (ipa_pta_execute): Likewise.
7826 2007-04-21 Richard Guenther <rguenther@suse.de>
7829 * fold-const.c (fold_unary): Call fold_convert_const on the
7832 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7834 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7835 (store_killed_in_pat): New.
7837 2007-04-20 Richard Henderson <rth@redhat.com>
7840 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7841 TREE_LIST with a void_type_node value, not void_list_node exactly.
7843 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7845 * doc/standards.texi: Re-arrange into language-specific
7846 subsections. Add a C++ section, documenting which standards we
7849 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7851 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7852 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7854 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7856 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7857 ecrti.o and crtbegin.o.
7858 (LIB_DEFAULT_SPEC): Include -lc.
7859 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7861 2007-04-20 Richard Henderson <rth@redhat.com>
7864 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7865 argument; update all callers.
7866 (get_unaligned_offset): New.
7867 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7868 get_unaligned_address, just pass on the address directly.
7869 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7870 the subreg in the helper patterns.
7871 (unaligned_extendqidi_le): Use get_unaligned_offset.
7872 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7873 (unaligned_extendhidi_be): Likewise.
7874 (unaligned_extendhidi): Tidy.
7875 * config/alpha/alpha-protos.h: Update.
7877 2007-04-20 Richard Henderson <rth@redhat.com>
7879 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7880 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7881 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7882 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7883 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7884 (CPP_SPEC): Don't include %(cpp_subtarget).
7885 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7886 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7887 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7889 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7891 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7892 for __builtin_ia32_cmpordss.
7894 PR tree-optimization/31632
7895 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7896 and arg1 for optimizations of comparison against min/max values.
7897 Fold arg0 to arg1's type for optimizations of comparison against
7898 min+1 and max-1 values.
7900 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7902 * reload.c (combine_reloads): When trying to use a dying register,
7903 check whether it's uninitialized and don't use if so.
7905 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7907 * fold-const.c: Remove prototypes for native_encode_expr and
7908 native_interpret_expr.
7909 (native_encode_expr): Make non-static.
7910 (native_interpret_expr): Likewise.
7911 * tree.h: Add prototypes for the above.
7913 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7915 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7916 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7917 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7918 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7919 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7920 Add length attributes.
7922 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7924 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7927 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7928 __STDC_WANT_DEC_FP__.
7930 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7932 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7933 for long double compatibility.
7934 * configure: Regenerate.
7936 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7938 PR rtl-optimization/29841
7939 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7941 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7942 that may cause control flow transfer from being moved.
7944 2007-04-18 Jan Hubicka <jh@suse.cz>
7946 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7949 2007-04-18 Eric Christopher <echristo@apple.com>
7951 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7952 only. Update operands.
7953 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7954 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7955 link register to pic register.
7957 2007-04-18 Dirk Mueller <dmueller@suse.de>
7960 * tree-vrp.c (search_for_addr_array): New.
7961 (check_array_bounds): Suppress warning about
7962 address taken of array refs if its not de-referenced.
7964 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7966 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7967 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7969 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7970 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7971 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7973 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7975 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7977 (vect_analyze_scalar_cycles): Fix indentation.
7978 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7979 (vect_mark_relevant): Include phis in relevance analysis.
7981 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7983 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7985 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7986 output_operand_lossage().
7988 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7990 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7991 the unused code for reduction without adjust-in-epilog to simplify the
7994 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7996 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7997 (S390_TDC_NEGATIVE_ZERO): New constant.
7998 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7999 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8000 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8001 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8002 (S390_TDC_POSITIVE_INFINITY): New constant.
8003 (S390_TDC_NEGATIVE_INFINITY): New constant.
8004 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8005 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8006 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8007 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8008 (S390_TDC_INFINITY): New constant.
8009 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8010 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8011 optimization for UNSPEC_CCZ_TO_INT.
8012 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8013 ("*ccz_to_int"): New insn.
8014 ("isinf<mode>2"): New insn.
8015 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8016 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8017 (UNSPEC_CCZ_TO_INT): New constant.
8019 2007-04-18 Richard Guenther <rguenther@suse.de>
8021 PR tree-optimization/19431
8022 PR tree-optimization/21463
8023 * tree-pass.h (pass_phiprop): Declare.
8024 * passes.c (init_optimization_passes): New phiprop pass.
8025 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8026 (phivn_valid_p): New helper function.
8027 (phiprop_insert_phi): Likewise.
8028 (propagate_with_phi): Likewise.
8029 (tree_ssa_phiprop): New propagator propagating loads
8030 through phi nodes if profitable.
8032 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8034 * tree-vect-analyze.c (process_use): New function.
8035 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8036 Check phis in all bbs.
8037 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8040 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8042 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8045 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8048 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8051 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8053 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8055 (sse_vmmulv4sf3): Likewise.
8056 (sse2_vmaddv2df3): Likewise.
8057 (sse2_vmmulv2df3): Likewise.
8059 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8061 PR rtl-optimization/31360
8062 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8063 (target_reg_cost): New.
8064 (init_set_costs): Initialize target_reg_cost. Add comments
8065 regarding the rationale of the costs.
8066 (global_cost_for_size): Renamed to...
8067 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8068 of register pressure.
8069 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8070 estimate_reg_pressure_cost. Add number of ivs.
8071 (determine_set_costs): Dump target_reg_cost.
8072 * loop-invariant.c (gain_for_invariant): Use
8073 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8074 (best_gain_for_invariant, find_invariants_to_move): Remove
8076 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8077 (target_reg_cost): Declare.
8078 (global_cost_for_size): Declaration removed.
8079 (estimate_reg_pressure_cost): Declare.
8081 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8083 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8084 regnos into even/odd register pairs.
8085 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8086 TDmode similar to the other floating point modes.
8087 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8088 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8090 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8091 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8092 (movdd_hardfloat64): Use TARGET_MFPGPR.
8094 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8096 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8099 2005-01-05 Richard Henderson <rth@redhat.com>
8101 * reload1.c (do_input_reload): Restrict the optimization deleteing
8102 a previous output reload to RELOAD_FOR_INPUT.
8104 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8106 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8107 induc_vec_info_type.
8108 (vectorizable_induction): New function declaration.
8109 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8110 check if already vectorized. Find first place in BB where new stmts
8111 can be inserted. Takes only one argument.
8112 (vectorizable_induction): New function.
8113 (vect_transform_stmt): Add case for induc_vec_info_type to call
8114 vectorizable_induction.
8115 (vect_transform_loop): Consider phis for vectorization.
8116 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8118 (analyze_operations): Call vectorizable_induction when analyzing phis.
8120 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8121 (vect_mark_relevant): Include phis in relevance analysis.
8122 (vect_mark_stmts_to_be_vectorize): Likewise.
8123 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8125 2007-04-16 Lawrence Crowl <crowl@google.com>
8127 * doc/invoke.texi (Debugging Options): Add documentation for the
8128 -femit-struct-debug options -femit-struct-debug-baseonly,
8129 -femit-struct-debug-reduced, and
8130 -femit-struct-debug-detailed[=...].
8132 * c-opts.c (c_common_handle_option): Add
8133 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8134 and OPT_femit_struct_debug_detailed_.
8135 * c.opt: Add specifications for
8136 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8137 and -femit-struct-debug-detailed[=...].
8138 * opts.c (set_struct_debug_option): Parse the
8139 -femit-struct-debug-... options.
8140 * opts.c (matches_main_base, main_input_basename,
8141 main_input_baselength, base_of_path, matches_main_base): Add
8142 variables and functions to compare header base name to compilation
8144 * opts.c (should_emit_struct_debug): Add to determine to emit a
8145 structure based on the option.
8146 (dump_struct_debug) Also disabled function to debug this
8148 * opts.c (handle_options): Save the base name of the
8151 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8152 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8153 This hook indicates if a type is generic. Set it by default
8155 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8156 to determine if a struct type is generic or not.
8157 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8158 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8159 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8162 * flags.h (enum debug_info_usage): Add an enumeration to describe
8163 a program's use of a structure type.
8164 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8165 to indicate the program's usage of the type. Filter structs based
8166 on the -femit-struct-debug-... specification.
8167 (gen_type_die): Split into two routines, gen_type_die and
8168 gen_type_die_with_usage. gen_type_die is now a wrapper
8169 that assumes direct usage.
8170 (gen_type_die_with_usage): Replace calls to gen_type_die
8171 with gen_type_die_with_usage adding the program usage of
8172 the referenced type.
8173 (dwarf2out_imported_module_or_decl): Suppress struct debug
8174 information using should_emit_struct_debug when appropriate.
8176 2007-04-16 Ian Lance Taylor <iant@google.com>
8178 PR tree-optimization/31522
8179 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8180 (vrp_initialize): Allocate vr_phi_edge_counts.
8181 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8182 executable edge. Drop test for all constants.
8183 (vrp_finalize): Free vrp_phi_edge_counts.
8185 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8186 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8188 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8189 predecessors at head rather than tail.
8191 2007-04-16 Matthias Klose <doko@debian.org>
8193 * config/alpha/linux.h (CPP_SPEC): Define.
8194 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8196 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8198 * function.h: Remove sequence_stack extern declaration.
8200 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8202 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8204 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8207 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8209 * config/avr/avr.c (avr_arch_types): Rearranging array.
8210 (enum avr_arch): Add.
8211 (avr_mcu_types): Use avr_arch enumeration constants instead of
8213 * config/avr/avr.h (LINK_SPEC): Simplify.
8215 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8217 * config/m68k/m68k.c (m68k_libcall_value,
8218 m68k_function_value): Use macros for register names more.
8220 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8222 (M68K_REGNAME): Use A6_REG.
8223 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8225 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8228 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8229 'pending_read_list_length' and 'pending_write_list_length'. Update
8231 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8232 to handle two length counters instead of one. Update all uses.
8233 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8234 two length counters instead of one.
8235 * sched-rgn.c (propagate_deps): Update to handle two length counters
8238 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8241 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8242 copy of source, pass it to ix86_expand_vector_set and return
8245 2007-04-16 David Ung <davidu@mips.com>
8246 Joseph Myers <joseph@codesourcery.com>
8248 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8249 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8250 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8251 Add 74K processor information.
8252 * config/mips/mips.md: Include 74k.md.
8253 (cpu): Add 74kc,74kf,74kx.
8254 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8255 * config/mips/74k.md: New.
8256 * doc/invoke.texi (MIPS Options): Document 74K support.
8258 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8260 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8261 vectorizable_* functions.
8262 * tree-vect-transform.c (vectorizable_call): Add check for
8263 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8264 (vectorizable_store): likewise.
8265 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8267 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8268 (vectorizable_type_promotion, vectorizable_load): Likewise.
8269 (vectorizable_live_operation, vectorizable_condition): Likewise.
8270 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8272 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8274 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8276 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8277 register numbers more.
8278 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8279 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8280 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8281 FUNCTION_VALUE_REGNO_P): Likewise.
8282 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8283 STATIC_CHAIN_REGNUM): Likewise.
8284 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8285 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8286 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8287 * config/m68k/m68k.md (FP_REG): New.
8289 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8291 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8294 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8296 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8297 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8300 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8302 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8305 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8308 * c-decl.c (finish_decl): Grab the type of the decl after the call
8309 to store_init_value.
8311 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8313 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8315 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8318 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8319 dominators, post dominators and cleanup cfg before returning.
8321 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8323 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8324 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8326 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8328 * config.gcc: Recognize fido.
8329 * config/m68k/m68k-devices.def (fidoa): New.
8330 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8332 (FL_FIDOA, TARGET_FIDOA): New.
8333 * config/m68k/m68k.opt (mfidoa): New.
8335 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8338 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8339 when a personality function is used.
8341 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8343 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8345 2007-04-13 Mike Stump <mrs@apple.com>
8347 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8349 * config/darwin.opt (fapple-kext): Make C++ only.
8350 * config/darwin.c (darwin_override_options): Remove code to ensure
8351 -fapple-kext is given for C++ only.
8353 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8355 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8356 * config/mips/mips.c (override_options): Call
8357 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8359 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8361 * config/i386/i386.opt (msvr3-shlib): Removed.
8363 * doc/invoke.texi: Remove -msvr3-shlib.
8365 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8367 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8368 with "popcnt" instruction.
8370 2007-04-13 Richard Guenther <rguenther@suse.de>
8372 PR tree-optimization/21258
8373 * tree-vrp.c (compare_case_labels): New helper.
8374 (find_switch_asserts): New function.
8375 (find_assert_locations): Call it for SWITCH_EXPRs.
8377 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8379 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8380 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8381 check is now implied in X87_FLOAT_MODE_P.
8382 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8383 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8384 (fix_trunc<mode>_i386_fisttp): Ditto.
8385 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8386 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8387 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8388 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8389 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8390 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8391 (unnamed_splitters): Ditto.
8392 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8393 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8394 FIRST_SSE_REG for local functions when SSE math is enabled or
8395 for functions with sseregparm attribute.
8396 (standard_80387_constant_p): Return -1 if mode is not
8398 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8399 (ix86_expand_compare): Ditto.
8400 (ix86_expand_carry_flag_compare): Ditto.
8401 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8402 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8403 DECIMAL_FLOAT_MODE_P.
8404 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8405 of SCALAR_FLOAT_MODE_P.
8406 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8407 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8408 checks before FLOAT_MODE_P.
8409 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8410 before FLOAT_MODE_P.
8415 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8417 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8418 Charles Wilson <libtool@cwilson.fastmail.fm>
8420 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8421 (libgcc.mvars): Don't depend on them.
8422 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8423 * exec-tool.in: New.
8425 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8427 * doc/invoke.text (--help): Document --help=common.
8429 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8431 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8433 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8435 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8436 * genemit.c (main): Emit #include "integrate.h".
8437 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8438 (LOADGP_RTP): New mips_loadgp_style.
8439 * config/mips/mips.h: Include config/vxworks-dummy.h.
8440 (TARGET_RTP_PIC): New macro.
8441 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8442 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8443 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8445 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8446 -mvxworks-pic when using -mrtp and a PIC option.
8447 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8449 (mips_symbolic_constant_p, mips_symbolic_address_p)
8450 (mips_symbol_insns): Handle SYMBOL_HALF.
8451 (override_options): Warn about -G and -mrtp being used together.
8452 Initialize mips_lo_relocs[SYMBOL_HALF].
8453 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8454 (mips_emit_loadgp): Handle LOADGP_RTP.
8455 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8456 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8457 (tablejump): Handle function-relative case table entries if
8459 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8461 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8463 * config/mips/mips.md (load_call<mode>): Allow any general register.
8465 (sibcall_value_internal, sibcall_value_multiple_internal)
8466 (call_value_internal, call_value_split, call_value_multiple_internal)
8467 (call_value_multiple_split): Remove constraints from operand 0.
8469 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8471 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8472 rather than loadgp_noshared.
8473 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8474 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8476 * config/mips/mips.md (loadgp): Rename to...
8477 (loadgp_newabi): ...this.
8478 (loadgp_noshared): Rename to...
8479 (loadgp_absolute): ...this.
8481 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8483 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8484 false for locally-binding symbols.
8485 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8487 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8489 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8490 (SYMBOL_GOT_PAGE_OFST): ...this.
8491 (SYMBOL_GOT_GLOBAL): Rename to...
8492 (SYMBOL_GOT_DISP): ...this.
8493 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8494 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8495 * config/mips/mips.c (mips_global_symbol_p): New function.
8496 (mips_symbol_binds_local_p): Likewise.
8497 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8498 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8499 mips_global_symbol_p and mips_symbol_binds_local_p.
8500 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8501 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8502 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8504 (mips_ok_for_lazy_binding_p): New function.
8505 (mips_load_call_address, mips_expand_call): Use it.
8506 (mips_dangerous_for_la25_p): Likewise.
8507 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8508 (*got_disp<mode>): Use got_disp_operand instead of
8509 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8510 SYMBOL_GOTOFF_GLOBAL.
8511 (*got_page<mode>): Use got_page_ofst_operand instead of
8513 * config/mips/predicates.md (const_call_insn_operand): Use
8514 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8515 (global_got_operand): Rename to...
8516 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8518 (local_got_operand): Rename to...
8519 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8520 of SYMBOL_GOT_LOCAL.
8522 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8524 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8525 TARGET_CALL_CLOBBERED_GP.
8526 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8527 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8528 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8529 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8530 of TARGET_ABICALLS && !TARGET_NEWABI.
8531 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8532 * config/mips/mips.c (mips_load_call_address): Check
8533 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8534 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8535 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8536 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8537 TARGET_ABICALLS && TARGET_NEWABI.
8538 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8540 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8541 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8542 TARGET_ABICALLS && TARGET_NEWABI.
8543 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8544 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8545 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8546 whether indirect calls must use $25.
8547 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8549 * config/mips/mips.md (jal_macro): Check flag_pic and
8550 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8551 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8552 instead of TARGET_ABICALLS.
8553 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8554 TARGET_ABICALLS && TARGET_OLDABI.
8555 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8556 (sibcall): In the comment above the define_insn, mention
8557 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8558 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8559 instead of TARGET_ABICALLS.
8561 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8563 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8564 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8565 (MACFLAGS_MATCH_P): New macro.
8566 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8567 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8568 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8569 the other MACFLAG constants.
8570 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8571 (flag_machi): Tighten constraints. Renumber some of the operands.
8572 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8574 (flag_machi_parts_acconly): New pattern.
8575 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8577 (flag_macinit1hi): Tighten constraints.
8578 (flag_mul_macv2hi_parts_acconly): New pattern.
8580 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8581 Use a more efficient implementation.
8582 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8583 inline sequences when not optimizing for size.
8585 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8586 movhi_high2low): Delete, merge functionality into...
8587 (packv2hi): ... this pattern.
8589 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8590 * config/bfin/bfin.opt (msim): New option.
8591 (mcpu=): New option.
8592 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8593 (bfin_cpu_t): Typedef of enum bfin_cpu.
8594 (bfin_cpu_type): New declaration.
8595 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8596 -msim and -mcpu= options.
8597 (LIB_SPEC): Likewise.
8598 * config/bfin/bfin.c (bfin_cpu_type): Define.
8599 (bfin_handle_option): Handle -mcpu= option.
8600 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8601 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8602 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8604 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8606 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8607 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8608 (powerpc-wrs-vxworksae): Use ${tm_file}.
8609 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8610 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8611 * config/i386/vx-common.h: New file.
8613 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8615 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8618 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8620 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8623 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8627 * c-common.c (c_build_qualified_type): Set canonical type
8630 2007-04-12 Richard Guenther <rguenther@suse.de>
8632 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8633 lower bound and element size if lower bound is not zero
8634 or either of the ARRAY_REF operands is set.
8636 2007-04-12 Richard Guenther <rguenther@suse.de>
8638 PR tree-optimization/24689
8639 PR tree-optimization/31307
8640 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8642 * gimplify.c (canonicalize_addr_expr): To be consistent with
8643 gimplify_compound_lval only set operands two and three of
8644 ARRAY_REFs if they are not gimple_min_invariant. This makes
8645 it never at this place.
8646 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8648 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8650 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8651 null before emitting a .nsubspa directive.
8653 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8655 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8656 need_to_partition_p if there are no memory statements in the
8659 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8661 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8662 (gcd_of_steps_may_divide_p): New function.
8663 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8665 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8667 * reload.c (find_reloads_toplev, find_reloads_address,
8668 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8669 not a pointer equality test, to decide if we need to call
8670 push_reg_equiv_alt_mem.
8672 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8674 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8675 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8677 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8679 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8681 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8682 vector to be positive.
8684 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8688 * doc/invoke.texi: Document --params max-aliased-vops and
8690 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8691 debug_memory_partitions): Move to tree-flow.h
8692 * params.h (AVG_ALIASED_VOPS): Define.
8693 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8695 (mp_info_t): Likewise.
8696 (get_mem_sym_stats_for): New.
8697 (set_memory_partition): Move from tree-flow-inline.h.
8698 (mark_non_addressable): Only clear the set of symbols for the
8699 partition if it exists.
8700 (dump_memory_partitions): Move from tree-ssa-operands.c
8701 (debug_memory_partitions): Likewise.
8702 (need_to_partition_p): New.
8703 (dump_mem_ref_stats): New.
8704 (debug_mem_ref_stats): New.
8705 (dump_mem_sym_stats): New.
8706 (debug_mem_sym_stats): New.
8707 (update_mem_sym_stats_from_stmt): New.
8708 (compare_mp_info_entries): New.
8709 (mp_info_cmp): Call it.
8710 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8712 (get_mpt_for): Move from tree-ssa-operands.c.
8713 (find_partition_for): New.
8714 (create_partition_for): Remove.
8715 (estimate_vop_reduction): New.
8716 (update_reference_counts): New.
8717 (build_mp_info): New.
8718 (compute_memory_partitions): Refactor.
8719 Document new heuristic.
8720 Call build_mp_info, update_reference_counts,
8721 find_partition_for and estimate_vop_reduction.
8722 (compute_may_aliases): Populate virtual operands before
8723 calling debugging dumps.
8724 (delete_mem_sym_stats): New.
8725 (delete_mem_ref_stats): New.
8726 (init_mem_ref_stats): New.
8727 (init_alias_info): Call it.
8728 (maybe_create_global_var): Remove alias_info argument.
8729 Get number of call sites and number of pure/const call sites
8730 from gimple_mem_ref_stats().
8731 (dump_alias_info): Call dump_memory_partitions first.
8732 (dump_points_to_info_for): Show how many times a pointer has
8734 * opts.c (decode_options): For -O2 set --param
8735 max-aliased-vops to 500.
8736 For -O3 set --param max-aliased-vops to 1000 and --param
8737 avg-aliased-vops to 3.
8738 * fortran/options.c (gfc_init_options): Remove assignment to
8740 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8741 * tree-dfa.c (dump_variable): Dump memory reference
8743 Dump NO_ALIAS* settings.
8744 (referenced_var_lookup): Tidy.
8745 (mem_sym_stats): New.
8746 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8747 and ORIG are different SSA names for a memory partition.
8748 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8749 * tree-flow.h (struct mem_sym_stats_d): Define.
8750 (mem_sym_stats_t): Define.
8751 (struct mem_ref_stats_d): Define.
8752 (struct gimple_df): Add field mem_ref_stats.
8753 (enum noalias_state): Define.
8754 (struct var_ann_d): Add bitfield noalias_state.
8755 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8756 debug_mem_ref_stats, debug_memory_partitions,
8757 debug_mem_sym_stats): Declare.
8758 * tree-ssa-structalias.c (update_alias_info): Update call
8759 sites, pure/const call sites and asm sites in structure
8760 returned by gimple_mem_ref_stats.
8761 Remove local variable IS_POTENTIAL_DEREF.
8762 Increase NUM_DEREFS if the memory expression is a potential
8764 Call update_mem_sym_stats_from_stmt.
8765 If the memory references memory, call
8766 update_mem_sym_stats_from_stmt for all the direct memory
8767 symbol references found.
8768 (intra_create_variable_infos): Set noalias_state field for
8769 pointer arguments according to the value of
8770 flag_argument_noalias.
8771 * tree-ssa-structalias.h (struct alias_info): Remove fields
8772 num_calls_found and num_pure_const_calls_found.
8773 (update_mem_sym_stats_from_stmt): Declare.
8774 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8775 Set default value to 100.
8776 (PARAM_AVG_ALIASED_VOPS): Define.
8778 2007-04-11 Richard Guenther <rguenther@suse.de>
8781 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8782 a * -b + c as c - a * b if we honor sign dependent rounding.
8784 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8786 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8788 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8789 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8791 (initialize_trampoline): Don't use old-style function definition.
8792 (bfin_secondary_reload): Mark IN_P argument as unused.
8794 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8796 PR tree-optimization/31343
8797 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8798 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8799 * testsuite/gcc.dg/vect/pr31343.c: New.
8801 2007-04-10 Eric Christopher <echristo@apple.com>
8803 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8804 * config/i386/i386.md (*cmpfp0): Use.
8805 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8806 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8807 (fix_trunc<mode>_i386_fisttp): Ditto.
8808 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8809 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8810 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8811 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8812 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8813 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8814 (unnamed_splitters): Ditto.
8815 * config/i386/i386.c (output_fix_trunc): Assert that
8816 we're not being passed a TFmode operand.
8818 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8820 PR tree-optimization/31526
8821 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8822 n_basic_blocks to find newly added blocks.
8824 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8826 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8828 (fix_trunc<mode>si_sse): Ditto.
8829 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8830 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8831 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8832 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8833 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8834 expander using SSEMODEF mode macro.
8835 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8836 expander using SSEMODEF mode macro.
8837 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8838 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8839 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8840 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8841 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8842 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8843 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8844 Macroize insn using X87MODEF mode macro.
8846 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8848 * config/i386/sse.md (sse2_pinsrw): Removed.
8849 (sse2_pextrw): Renamed to ...
8850 (*sse2_pextrw): This.
8852 2007-04-09 Jan Hubicka <jh@suse.cz>
8855 * config/i386/sse.md
8856 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8857 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8858 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8859 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8861 2007-04-09 Jan Hubicka <jh@suse.cz>
8863 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8864 multiple fields of union.
8866 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8868 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8869 (create_preheaders): Check that loops are available.
8870 (fix_loop_structure): Clean up, improve comments.
8871 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8872 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8874 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8875 * predict.c (tree_estimate_probability): Do not call
8876 calculate_dominance_info. Call create_preheaders.
8877 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8878 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8880 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8881 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8882 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8883 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8886 2007-04-08 Jan Hubicka <jh@suse.cz>
8888 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8889 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8890 * fold-const.c (fold_unary): Use it.
8892 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8894 * varasm.c (assemble_variable): Remove call to
8895 lang_hooks.decls.prepare_assemble_variable.
8896 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8897 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8898 * langhooks.h (lang_hooks_for_decls): Remove
8899 prepare_assemble_variable.
8901 2007-04-08 Mike Stump <mrs@apple.com>
8903 * config/i386/i386.c: Use inc/dec on Core2.
8905 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8907 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8908 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8909 lhd_tree_inlining_end_inlining): Remove.
8910 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8911 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8913 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8914 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8915 lhd_tree_inlining_end_inlining): Remove prototypes.
8916 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8917 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8918 LANG_HOOKS_TREE_INLINING_START_INLINING,
8919 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8921 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8924 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8927 * config/avr/predicates.md (io_address_operand): Delete predicate.
8928 (low_io_address_operand): Don't use 'mode' argument.
8929 (higth_io_address_operand): Rename ...
8930 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8931 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8934 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8936 Revert change removing staticp.
8938 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8941 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8944 2007-04-07 Bruce Korb <bkorb@gnu.org>
8946 * c.opt: Add -Wformat-contains-nul.
8947 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8949 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8950 the NUL byte warning.
8952 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8954 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8956 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8958 * tree.c (staticp): No longer use staticp langhook.
8959 * langhooks.c (lhd_staticp): Removed.
8960 * langhooks.h (struct lang_hooks): Remove staticp.
8961 * c-common.c (c_staticp): Remove.
8962 * c-common.h (c_staticp): Ditto.
8963 * langhooks-defs.h (lhd_staticp): Ditto.
8964 (LHD_HOOKS_STATICP): Ditto
8965 * tree.h (gcc_assert_lowered): New macro.
8967 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8969 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8970 argument "reliable".
8971 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8972 Add argument "reliable". Propagate it through calls.
8973 (infer_loop_bounds_from_undefined): Derive number of iterations
8974 estimates from references in blocks that do not dominate loop latch.
8975 (gcov_type_to_double_int): New function.
8976 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8977 and expected_loop_iterations_unbounded.
8978 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8979 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8980 * tree-data-ref.c (estimated_loop_iterations): Export.
8981 (get_references_in_stmt): Fix -- do not return addresses of local
8983 * cfgloop.h (expected_loop_iterations_unbounded,
8984 estimated_loop_iterations): Declare.
8986 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8988 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8990 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8992 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8993 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8994 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8995 Use output_387_reg_move().
8996 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8997 expander using X87MODEF12 mode macro.
8998 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8999 choosing register preferences. Use output_387_reg_move().
9000 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9001 instead of "x". Use output_387_reg_move().
9002 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9003 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9004 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9005 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9006 Use output_387_reg_move().
9007 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9009 (*truncxf?f_i387 splitter): Ditto.
9011 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9013 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9014 LANG_HOOKS_SAFE_FROM_P.
9015 * expr.c (safe_from_p): Remove langhook call.
9016 * langhooks.h (lang_hooks): Remove safe_from_p.
9017 (lhd_safe_from_p): Remove prototype.
9018 * langhooks.c (lhd_safe_from_p): Remove.
9020 2007-04-06 Jan Hubicka <jh@suse.cz>
9022 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9025 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9027 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9028 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9029 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9030 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9032 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9033 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9035 2007-04-05 Richard Henderson <rth@redhat.com>
9037 * config/alpha/alpha.c (print_operand) [+]: Remove.
9038 (alpha_end_function): Print nop if call at end of function.
9039 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9040 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9041 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9042 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9043 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9044 the call pattern. Update peepholes to match.
9046 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9048 * doc/extend.texi (Other Builtins): Add decimal float variants
9050 * builtins.def: Ditto.
9051 * builtins.c (expand_builtin): Ditto.
9053 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9054 H.J. Lu <hongjiu.lu@intel.com>
9057 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9058 of V8HImode when calling ix86_binary_operator_ok.
9059 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9060 (sdot_prodv8hi): Operands 1 and 2 must be register.
9062 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9064 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9065 initialize align to silence bogus warning.
9067 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9070 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9072 (struct sra_walk_fns): Remove use_all parameter from use.
9073 (sra_hash_tree): Handle BIT_FIELD_REFs.
9074 (sra_elt_hash): Don't hash bitfld blocks.
9075 (sra_elt_eq): Skip them in parent compares as well. Handle
9077 (sra_walk_expr): Don't maintain or pass down use_all_p.
9078 (scan_use): Remove use_all parameter.
9079 (scalarize_use): Likewise. Re-expand assignment to
9080 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9081 output, and re-scalarize after output. Don't mark anything
9083 (scalarize_ldst): Adjust.
9084 (scalarize_walk_gimple_modify_statement): Likewise.
9085 (build_element_name_1): Handle BIT_FIELD_REFs.
9086 (instantiate_element): Don't warn for any element whose parent
9088 (instantiate_missing_elements_1): Return the sra_elt.
9089 (canon_type_for_field): New.
9090 (try_instantiate_multiple_fields): New.
9091 (instantiate_missing_elemnts): Use them.
9092 (mark_no_warning): Removed.
9093 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9094 (REPLDUP, sra_build_elt_assignment): New.
9095 (generate_copy_inout): Use them.
9096 (generate_element_copy): Likewise. Handle bitfld differences.
9097 (generate_element_zero): Don't recurse for blocks. Use
9098 sra_build_elt_assignment.
9099 (generate_one_element_int): Take elt instead of var. Use
9100 sra_build_elt_assignment.
9101 (generate_element_init_1): Adjust.
9102 (scalarize_use, scalarize_copy): Use REPLDUP.
9103 (scalarize_ldst): Move assert before dereference.
9104 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9106 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9108 * regmove.c: Fix unused variable warnings due to previous commit.
9110 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9112 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9113 (regmove_bb_head): Remove.
9114 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9115 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9116 problems with fixup_match_1.
9117 Don't initialize/free regmove_bb_head.
9119 (reg_is_remote_constant_p): If an insn is in the same basic block
9120 but not before INSN, consider it remote, too.
9122 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9125 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9126 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9128 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9130 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9131 (CONDITIONAL_REGISTER_USAGE): Likewise.
9133 2007-04-04 Richard Henderson <rth@redhat.com>
9135 * config/alpha/lib1funcs.asm: Remove unused file.
9137 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9140 * opts.c (print_specific_help): Fix --help=<language>
9142 (common_handle_option): Support --help=common.
9144 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9147 * gcc.c (main): Do not run the linker if
9148 print_subprocess_help indicates that it shouldn't be
9151 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9154 * doc/invoke.texi (--help=): Document <languages> value, fix
9155 formatting in tables of values.
9157 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9159 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9160 dllimport attribute of virtual methods.
9162 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9164 * config/score/crti.asm: Change _bss_start to __bss_start.
9165 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9166 (OUTGOING_REG_PARM_STACK_SPACE) update.
9167 * config/score/score.opt: add options to make backend support
9168 score5, score5u, score7 and score7d.
9169 * config/score/score.md: Likewise.
9170 * config/score/misc.md: Likewise.
9171 * config/score/mac.md: Likewise.
9172 * doc/invoke.texi: Likewise.
9173 * doc/md.texi: update constraints define.
9175 2007-04-03 Richard Henderson <rth@redhat.com>
9177 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9178 an appropriate type, use the mode instead.
9180 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9182 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9183 Set the default --with-arch setting to mips2.
9184 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9185 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9186 (MULTILIB_OSDIRNAMES): Delete.
9187 (MULTILIB_DIRNAMES): Define.
9188 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9189 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9190 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9191 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9192 VXWORKS_OS_CPP_BUILTINS.
9193 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9194 (MIPS_DEBUGGING_INFO): Undefine.
9195 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9197 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9200 * fold-const.c (native_encode_real): Encode real.c provided longs
9201 as a series of 32-bit native integers.
9202 (native_interpret_real): Interpret buffer as a series of 32-bit
9205 2007-04-03 Richard Guenther <rguenther@suse.de>
9207 * genpreds.c (write_insn_constraint_len): Write function
9208 optimized for CONSTRAINT_LEN implementation.
9209 (write_tm_preds_h): Output insn_constraint_len inline and
9210 use it for CONSTRAINT_LEN.
9211 (write_insn_preds_c): Don't output insn_constraint_len.
9212 * doc/md.texi (define_register_constraint): Document multi-letter
9213 constraints shall have the same length if they start with the same
9216 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9219 * config/i386/i386.md (isinf<mode>2): Expand only when
9220 TARGET_C99_FUNCTIONS is set.
9222 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9224 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9225 (x86_64-*-linux*): Ditto.
9226 * config/i386/i386.opt (mpc): New option.
9227 * config/i386/i386.c (overrride_options): Handle
9228 ix87_precision_string.
9229 * config/i386/crtprec.c: New file.
9230 * config/i386/t-crtpc: Ditto.
9231 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9233 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9234 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9235 crtprec32.o, crtprec64.o and crtprec80.o.
9237 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9239 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9241 2007-04-02 Eric Christopher <echristo@apple.com>
9243 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9244 limitations on darwin.
9246 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9249 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9251 2007-04-02 Dave Korn <dave.korn@artimi.com>
9253 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9255 2007-04-02 Dave Korn <dave.korn@artimi.com>
9257 * libgcc2.h (exception_descriptor): Don't forward-declare.
9258 (__get_eh_table_language, __get_eh_table_version): Delete
9259 prototypes of long-dead functions.
9261 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9263 * ebitmap.h: New file
9264 * ebitmap.c: New file
9265 * Makefile.in (ebitmap.o): New target.
9267 2007-04-01 Jan Hubicka <jh@suse.cz>
9269 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9270 before very first instruction.
9272 2007-04-01 Jan Hubicka <jh@suse.cz>
9274 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9275 waring on 64bit hosts.
9276 * bitmap.h: Fix typo in bitmap_head_def.
9278 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9280 PR rtl-optimization/31391
9281 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9282 into a DELETED_LABEL note, and the label is in an empty basic
9283 block, update BB_END as well as BB_HEAD.
9285 2007-04-01 Richard Henderson <rth@redhat.com>
9287 PR tree-optimization/31169
9288 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9289 to varying if the range is outside [0, prec-1].
9291 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9294 * config/mips/mips.md (load_const_gp): New insn.
9295 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9296 the MIPS16 GP pseudo register if no_new_pseudos.
9297 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9299 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9302 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9304 (call_value): Likewise.
9306 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9307 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9310 * doc/invoke.texi: (optimization options): Reword description
9311 of -ffast-math. Document its primary purpose.
9313 2007-03-31 Richard Guenther <rguenther@suse.de>
9315 * omp-low.c (splay-tree.h): Include.
9316 (lookup_decl): Replace splay-tree usage by pointer-map.
9317 (maybe_lookup_decl): Likewise.
9318 (new_omp_context): Likewise.
9319 (delete_omp_context): Likewise.
9320 * gimplify.c (splay-tree.h): Include.
9321 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9323 (remap_ssa_name): Likewise.
9324 (remap_decl): Likewise.
9325 (remap_type_1): Likewise.
9326 (remap_type): Likewise.
9327 (copy_body_r): Likewise.
9328 (expand_call_inline): Likewise.
9329 (clone_body): Likewise.
9330 (copy_tree_r): Likewise.
9331 (remap_save_expr): Likewise.
9332 (unsave_r): Likewise.
9333 (unsave_expr_now): Likewise.
9334 (tree_function_versioning): Likewise.
9335 (build_duplicate_type): Likewise.
9336 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9337 (struct copy_body_data): Replace splay-tree by pointer-map.
9338 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9339 not $(SPLAY_TREE_H).
9340 (gimplify.o): Depend on $(SPLAY_TREE_H).
9341 (omp-low.p): Likewise.
9343 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9345 * config/avr/predicates.md (even_register_operand,
9346 odd_register_operand): New predicates.
9347 * config/avr/avr.md (movw peephole2): New.
9348 (movw_r peephole2): New.
9350 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9352 * tree.h (get_signed_or_unsigned_type): New.
9353 * fold-const.c (operand_equal_for_comparison_p): Use
9354 get_signed_or_unsigned_type instead of
9355 lang_hooks.types.signed_or_unsigned_type.
9356 * expr.c (store_expr): Ditto.
9357 * langhooks.c (get_signed_or_unsigned_type): New.
9358 (lhd_signed_or_unsigned_type): New.
9359 * langhooks.h (lhd_signed_or_unsigned_type): New.
9360 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9362 2007-03-30 Richard Henderson <rth@redhat.com>
9364 * tree-ssa-loop-ivopts.c: Include target.h.
9365 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9366 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9367 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9368 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9370 2007-03-30 Richard Henderson <rth@redhat.com>
9371 Kai Tietz <kai.tietz@onevision.com>
9373 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9375 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9376 (TARGET_64BIT_MS_ABI): New.
9377 (DBX_REGISTER_NUMBER): Handle 64-bit.
9378 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9379 (LONG_TYPE_SIZE): Force to 32.
9380 (REG_PARM_STACK_SPACE): New.
9381 (OUTGOING_REG_PARM_STACK_SPACE): New.
9382 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9383 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9384 (STACK_BOUNDARY): Use 128 for 64-bit.
9385 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9386 Add 64-bit implementation.
9387 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9389 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9390 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9391 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9392 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9393 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9394 TARGET_64BIT_MS_ABI.
9395 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9396 (ix86_pass_by_reference): Likewise.
9397 (ix86_function_value_regno_p): Likewise.
9398 (ix86_build_builtin_va_list): Likewise.
9399 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9400 (function_arg_advance_ms_64): New.
9401 (function_arg_advance): Call it.
9402 (function_arg_ms_64): New.
9403 (function_arg): Call it.
9404 (function_value_ms_64): New.
9405 (ix86_function_value_1): Call it.
9406 (return_in_memory_ms_64): New.
9407 (ix86_return_in_memory): Call it.
9408 (setup_incoming_varargs_ms_64): New.
9409 (ix86_setup_incoming_varargs): Call it.
9410 (ix86_expand_prologue): Handle 64-bit stack probing.
9411 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9412 (output_pic_addr_const): Likewise.
9413 (x86_this_parameter): Likewise.
9414 (x86_output_mi_thunk): Likewise.
9415 (x86_function_profiler): Likewise.
9416 (TARGET_STRICT_ARGUMENT_NAMING): New.
9417 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9418 (TARGET_64BIT_MS_ABI): New.
9419 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9420 * config/i386/i386.md (allocate_stack_worker): Remove.
9421 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9422 describe the clobber of eax without a match_scratch.
9423 (allocate_stack_worker_postreload): Remove.
9424 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9425 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9426 (allocate_stack_worker_rex64_postreload): Remove.
9427 (allocate_stack): Handle 64-bit.
9428 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9429 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9430 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9431 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9432 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9433 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9434 * config.build (x86_64-*-mingw*): New host.
9435 * config.host (x86_64-*-mingw*): New host.
9436 * config.gcc (x86_64-*-mingw*): New target.
9437 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9439 2007-03-30 Richard Henderson <rth@redhat.com>
9440 Kai Tietz <kai.tietz@onevision.com>
9442 * c-pragma.c (struct def_pragma_macro_value): New.
9443 (struct def_pragma_macro): New.
9444 (pushed_macro_table): New.
9445 (dpm_hash, dpm_eq): New.
9446 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9447 (init_pragma): Install them.
9448 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9450 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9452 * config/avr/avr.c (avr_override_options): Clear
9453 'flag_delete_null_pointer_checks'.
9455 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9458 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9459 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9460 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9461 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9462 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9463 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9464 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9466 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9468 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9470 * regmove.c: Move all of pass_stack_adjustments from here...
9471 * combine-stack-adj.c: ...to this new file.
9472 * Makefile.in: Add rules for combine-stack-adj.o.
9474 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9476 PR tree-optimization/31383
9477 * tree-data-ref.c (affine_function_equal_p): Do not require the
9478 vectors to have the same length.
9480 2007-03-30 Jan Hubicka <jh@suse.cz>
9483 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9484 availablility; add more sanity checking; ask varpool only about
9487 2007-03-29 Richard Henderson <rth@redhat.com>
9489 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9490 to decide, but __SIZEOF_LONG_LONG__.
9492 2007-03-29 Richard Henderson <rth@redhat.com>
9494 * emutls.c (struct __emutls_array): New.
9495 (emutls_destroy): Use it instead of casting element 0 from void*.
9496 (__emutls_get_address): Likewise.
9498 2007-03-29 Richard Henderson <rth@redhat.com>
9500 * varasm.c (initializer_constant_valid_p): Don't deny
9501 DECL_DLLIMPORT_P on functions.
9503 * config/i386/cygming.h: Remove function declarations.
9504 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9505 (ASM_OUTPUT_LABELREF): Remove.
9506 (COMMON_ASM_OP): Remove.
9507 (ASM_OUTPUT_COMMON): Remove.
9508 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9509 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9510 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9511 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9512 Rename from TARGET_ENCODE_SECTION_INFO.
9513 * config/i386/netware.h: Likewise.
9514 * config/i386/i386-protos.h: Update.
9515 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9516 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9517 (legitimate_constant_p): Reject dllimports.
9518 (dllimport_map, get_dllimport_decl): New.
9519 (legitimize_dllimport_symbol): New.
9520 (legitimize_address, ix86_expand_move): Use it.
9521 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9522 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9523 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9524 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9525 * config/i386/predicates.md (constant_call_address_operand): Only
9526 accept symbols; reject dllimport_p symbols.
9527 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9528 i386_pe_maybe_record_exported_symbol.
9529 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9530 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9531 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9532 trust the setting of DECL_DLLIMPORT_P.
9533 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9534 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9535 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9536 tidy the argument scanning loop.
9537 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9538 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9539 (i386_pe_strip_name_encoding): Remove.
9540 (i386_pe_binds_local_p): New.
9541 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9542 (i386_pe_output_labelref): Remove.
9543 (i386_pe_asm_output_aligned_decl_common): New.
9544 (i386_pe_maybe_record_exported_symbol): Rename from
9545 i386_pe_record_exported_symbol; check for dllexported symbols.
9547 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9549 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9550 add comment explaining why vsnprintf cannot be used.
9552 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9554 PR tree-optimization/30666
9555 * tree.c (build_complex_type): When creating type names for DWARF2
9556 debug info, create TYPE_DECLs for TYPE_NAME instead of
9558 (build_common_tree_nodes_2): Use build_complex_type when building
9559 predefined complex types, to preserve canonical types.
9561 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9563 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9564 (noce_get_alt_condition): Look at it to determine whether to
9565 reverse the condition or not.
9566 (noce_get_condition): Substitute the truth for lies.
9567 (noce_find_if_block): Set the then_else_reversed field.
9569 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9571 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9572 destination of this insn.
9573 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9574 than calling gen_rtx_SET directly. Use r0 to hold the value of
9575 'address + 4' rather than a stack based temporary which can be
9578 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9580 * config/s390/s390.c (s390_secondary_input_reload_class,
9581 s390_secondary_output_reload_class): Functions removed.
9582 (s390_secondary_reload): New function.
9583 (TARGET_SECONDARY_RELOAD): Target macro defined.
9584 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9585 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9586 * config/s390/s390.md ("reload_outti", "reload_outdi",
9587 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9588 "reload_out<mode>"): Expanders removed.
9589 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9590 "reload<mode>_nonoffmem_out"): Expanders added.
9592 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9594 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9595 action if SRC->DEST replacement failed anyway.
9597 2007-03-28 Mike Stump <mrs@apple.com>
9599 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9600 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9601 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9603 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9605 * config.gcc: Accept barcelona as a variant of amdfam10.
9606 * config/i386/i386.c (override_options): Likewise.
9607 * doc/invoke.texi: Likewise.
9609 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9611 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9612 offsets for BIT_FIELD_REF and COMPONENT_REF.
9614 2007-03-28 Richard Guenther <rguenther@suse.de>
9616 * tree.c (is_global_var): Move ...
9617 * tree-flow-inline.h (is_global_var): ... here.
9618 * tree.h (is_global_var): Remove declaration.
9620 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9622 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9624 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9625 * config/i386/i386.c (ix86_tune_features): Initialize new
9627 * config/i386/predicates.md (promotable_binary_operator): Use
9628 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9630 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9633 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9635 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9637 * config/fr30/fr30.md (movsi_internal): Change destination
9638 constraint from m to V and add m to the end.
9640 2007-03-28 Christian Bruel <christian.bruel@st.com>
9642 * config/sh/sh.md (movsi_i): Fix type attribute.
9644 2007-03-28 Christian Bruel <christian.bruel@st.com>
9646 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9647 (movsf_ie): Likewise.
9649 2007-03-28 Christian Bruel <christian.bruel@st.com>
9651 * config.gcc: Add sh4-300 to multilib.
9652 * config/sh/t-mlib-sh4-300: New file.
9654 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9656 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9657 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9659 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9660 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9661 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9662 "fixuns_trunctddi2"): Whitespace fix.
9664 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9666 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9667 the definition of struct sh_args.
9668 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9669 CALL_COOKIE_INT_REG_GET): Likewise.
9671 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9673 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9674 transformations are applied successfully.
9676 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9678 * tree.c (tree_contains_struct): Permit 512 tree codes.
9679 * tree.h (tree_contains_struct): Ditto.
9680 (MAX_TREE_CODES): Ditto.
9681 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9682 SPARE member to store remaining padding bits.
9684 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9686 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9689 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9691 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9692 * configure: Regenerate.
9694 * configure: Regenerate using the correct version of autoconf.
9696 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9698 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9700 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9701 regs to "__SP_L__" and "__SP_H__".
9703 2007-03-27 Richard Guenther <rguenther@suse.de>
9705 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9706 computations with it with a HOST_WIDE_INT variable.
9708 2007-03-26 Mike Stump <mrs@apple.com>
9710 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9711 objective-c-header, objective-c++-header and objc++-cpp-output
9713 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9715 2007-03-26 Richard Henderson <rth@redhat.com>
9718 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9719 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9720 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9721 IX86_BUILTIN_PSRLQ128): New.
9722 (ix86_init_mmx_sse_builtins): Add them.
9723 (ix86_expand_builtin): Expand them.
9724 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9725 operand 2 be TImode.
9726 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9727 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9728 _mm_srli_epi64): Mark __B const.
9729 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9730 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9731 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9732 new two-vector shift builtins.
9734 2007-03-26 Ian Lance Taylor <iant@google.com>
9736 PR tree-optimization/31345
9737 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9738 [+INF, +INF(OVF)] into VARYING.
9740 2007-03-26 Zack Weinberg <zackw@panix.com>
9742 * gengtype-parse.c: New file.
9743 * gengtype-yacc.y: Delete.
9744 * gengtype-lex.l: Don't include gengtype-yacc.h.
9745 Define YY_DECL and yyterminate appropriately for recursive
9746 descent parser. yylval is now a string out-parameter to yylex.
9747 (HWS, EOID): New shorthand.
9748 (IWORD): Add a couple more types.
9749 (yylex): Add a setup stanza. Remove the complex rules for
9750 detecting GTY'ed types and typedefs; replace with simple
9751 keyword detectors. Adjust everything for the changed
9752 definition of yylval. Ignore all pp-directives, not just #define.
9754 (parse_file): Rename yybegin; do not call yyparse.
9756 * gengtype.c (xasprintf): Export again.
9757 (this_file): New. Use everywhere __FILE__ was being used.
9758 (get_lang_bitmap): Special case types defined in gengtype.c.
9759 (do_typedef, new_structure): Suppress definition of certain types.
9760 (new_structure): Improve diagnostics of duplicate definitions.
9761 Make sure location_s is associated with input.h.
9762 (nreverse_pairs, define_location_structures): New functions.
9763 (main): Improve tagging of kludge types. Remove old kludges
9764 for input.h types; use define_location_structures.
9765 * gengtype.h: Update prototypes. Define token codes here.
9766 * Makefile.in: Remove all references to gengtype-yacc.
9767 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9769 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9770 add GTY((skip)) to the field that's only conditionally there.
9771 * doc/install.texi: Document that Bison is no longer required
9772 unless building treelang.
9774 * gengtype.c: Don't include gtyp-gen.h.
9775 (srcdir): Declare here.
9776 (base_files, lang_dir_names): Allocate dynamically.
9777 (gt_files, num_gt_files, num_lang_dirs): New globals.
9778 (measure_input_list, read_input_line, read_input_list)
9779 (set_lang_bitmap): New functions.
9780 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9781 simplify, relying on read_input_list to set up the bitmaps.
9782 (main): Arguments are no longer unused. Check for correct number
9783 of command line arguments, set srcdir and srcdir_len, then call
9784 read_input_list, before doing anything else. No need to worry
9785 about duplicates in main loop.
9786 * configure.ac: Simplify the calculation of all_gtfiles.
9787 Put language tags in there. Don't set or substitute
9788 all_gtfiles_files_langs or all_gtfiles_files_frags.
9789 * Makefile.in: Revamp the way gengtype is invoked, now that it
9790 takes a file on its command line with a much simpler format.
9791 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9792 (GTFILES): Remove duplicates and C source files.
9793 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9794 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9795 * configure: Regenerate.
9797 * gengtype.h: Remove all type definitions to gengtype.c; leave
9798 only definitions of options_p, type_p, and pair_p as opaque
9799 pointers. Update prototypes.
9800 * gengtype.c: Many type definitions moved here from gengtype.h.
9801 Consolidate type definitions at the top of the file.
9802 (xvasprintf): Delete.
9803 (xasprintf): Make static.
9804 (create_nested_pointer_option): Add 'next' parameter.
9805 (create_field_all, create_field_at): New functions.
9806 (create_field): Now a thin wrapper around create_field_all.
9807 (create_optional_field): Rename create_optional_field_ and add
9808 line argument. Original name is now a macro which supplies
9810 (oprintf): Use vsnprintf directly.
9811 (close_output_files): Use fatal rather than perror/exit.
9812 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9813 (main): Set progname. Don't use exit.
9814 * gengtype-yacc.y (struct_fields): Use create_field_at.
9815 (option, optionseqopt): Delete.
9816 (optionseq): Consolidate productions from option here so we
9817 can use the first argument to create_option.
9819 * gengtype-lex.l: Distinguish unions from structures in the
9820 token type. Don't call find_structure; return the tag as a string.
9821 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9822 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9823 string. Reorganize typedef_struct production accordingly.
9824 Use create_nested_ptr_option.
9825 * gengtype.c (create_nested_ptr_option): New function.
9826 * gengtype.h: Declare it.
9828 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9829 (string_type): Don't declare.
9830 (do_scalar_typedef): Declare.
9831 (create_scalar_type): Update prototype.
9832 * gengtype.c (string_type): Make static.
9833 (scalar_nonchar, scalar_char): New.
9834 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9835 (resolve_typedef): Use scalar_nonchar for error recovery.
9836 (create_scalar_type): Remove name_len field. Return scalar_char
9837 or scalar_nonchar as appropriate.
9838 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9840 (throughout): Use scalar_nonchar instead of calling
9841 create_scalar_type, whenever possible.
9842 (main): Initialize scalar_char and scalar_nonchar before calling
9844 * gengtype-lex.l: Adjust for removal of second argument to
9845 create_scalar_type. Use yylval.s instead of yylval.t when
9847 * gengtype-yacc.y: Type of SCALAR is string. Call
9848 create_scalar_type from type:SCALAR rule. Adjust for removal of
9849 second argument to create_scalar_type.
9851 * vec.h: Remove all #if IN_GENGTYPE blocks.
9852 Add comment saying that changes may require adjustments to gengtype.
9853 * gengtype.c: Don't include coretypes.h or tm.h.
9854 Add comment to inclusion of errors.h.
9855 (note_def_vec, note_def_vec_alloc): New functions.
9856 * gengtype.h: Declare new functions.
9857 * gengtype-lex.l: Don't include coretypes.h.
9858 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9860 (update_lineno): Remove unnecessary prototype.
9861 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9862 (VEC rule): Just return VEC_TOKEN.
9863 * gengtype-yacc.y (VEC_TOKEN): New token type.
9864 (type): Add a production for VEC(a,b).
9865 * Makefile.in: Update dependencies.
9867 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9868 typedefs that use the old PARAMS macro.
9870 * gengtype-lex.l: Remove all rules and states relating to yacc
9872 * gengtype-yacc.y: Similarly.
9873 * gengtype.c (note_yacc_type): Delete function.
9874 * gengtype.h: Update prototypes.
9876 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9878 * tree-pretty-print.c (dump_generic_node): Report precision of
9879 unnamed integer types.
9881 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9883 * ifcvt.c (noce_try_store_flag_constants): Don't check
9884 no_new_pseudos here.
9885 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9886 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9887 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9888 noce_try_sign_mask): Likewise.
9889 (if_convert): Check no_new_pseudos here.
9891 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9893 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9894 (noce_get_condition): Handle new then_else_reversed argument.
9895 (noce_init_if_info): Remove, fold into noce_find_if_block.
9896 (noce_process_if_block): Take a struct noce_if_info as the
9897 argument. Don't set up one based on ce_if_info. Update pointer
9898 references accordingly.
9899 (cond_move_process_if_block): Likewise.
9900 (process_if_block): Removed.
9901 (find_if_block): Removed. Move functionality two new functions,
9902 noce_find_if_block and cond_exec_find_if_block.
9903 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9904 blocks and the symmetric IF-ELSE-JOIN case.
9905 (cond_exec_find_if_block): Also new function mostly based on old
9906 find_if_block and process_if_block.
9907 (find_if_header): Replace find_if_block call with separately
9908 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9909 (find_cond_trap): Update noce_get_condition call.
9910 (dead_or_predicable): Likewise.
9912 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9914 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9916 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9917 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9918 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9919 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9920 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9921 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9922 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9923 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9924 __builtin_ia32_psrad128 builtins.
9926 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9928 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9929 * config/i386/constraints.md
9930 (define_constraint "I"): Use IN_RANGE macro.
9931 (define_constraint "J"): Ditto.
9932 (define_constraint "K"): Ditto.
9933 (define_constraint "M"): Ditto.
9934 (define_constraint "N"): Ditto.
9935 (define_constraint "O"): Ditto.
9936 * config/i386/predicates.md
9937 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9938 (define_predicate "const_0_to_3_operand"): Ditto.
9939 (define_predicate "const_0_to_7_operand"): Ditto.
9940 (define_predicate "const_0_to_15_operand"): Ditto.
9941 (define_predicate "const_0_to_63_operand"): Ditto.
9942 (define_predicate "const_0_to_255_operand"): Ditto.
9943 (define_predicate "const_1_to_31_operand"): Ditto.
9944 (define_predicate "const_2_to_3_operand"): Ditto.
9945 (define_predicate "const_4_to_7_operand"): Ditto.
9947 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9949 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9950 in SImode for save_world.
9951 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9954 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9956 PR tree-optimization/30784
9957 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9960 2007-03-25 Revital Eres <eres@il.ibm.com>
9962 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9963 Fold movement_possibility function into it.
9965 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9967 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9968 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9969 (call_indirect_nonlocal_darwin64): Same.
9970 (call_nonlocal_darwin64): Same.
9971 (call_value_indirect_nonlocal_darwin64): Same.
9972 (call_value_nonlocal_darwin64): Same.
9973 (sibcall_nonlocal_darwin64): Same.
9974 (sibcall_value_nonlocal_darwin64): Same.
9975 (sibcall_symbolic_64): Same.
9976 (sibcall_value_symbolic_64): Same.
9977 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9979 (rs6000_emit_load_toc_table): Same.
9980 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9981 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9987 (load_toc_v4_pic_si): Same
9988 (load_toc_v4_PIC_1): Same.
9989 (load_toc_v4_PIC_1b): Same.
9990 (call_indirect_aix{32,64}): Same.
9991 (call_value_indirect_aix{32,64}): Same.
9994 (call_local{32,64}): Same.
9995 (call_value_local{32,64}): Same.
9996 (call_indirect_nonlocal_aix{32,64}): Same.
9997 (call_nonlocal_aix{32,64}): Same.
9998 (call_value_indirect_nonlocal_aix{32,64}): Same.
9999 (call_value_nonlocal_aix{32,64}): Same.
10000 (call_indirect_nonlocal_sysv<mode>): Same.
10001 (call_nonlocal_sysv<mode>): Same.
10002 (call_value_indirect_nonlocal_sysv<mode>): Same.
10003 (call_value_nonlocal_sysv<mode>): Same.
10005 (sibcall_local{32,64}): Same.
10006 (sibcall_value_local{32,64}): Same.
10007 (sibcall_nonlocal_aix{32,64}): Same.
10008 (sibcall_value_nonlocal_aix{32,64}): Same.
10009 (sibcall_nonlocal_sysv<mode>): Same.
10010 (sibcall_value): Same.
10011 (sibcall_value_nonlocal_sysv<mode>): Same.
10013 2007-03-24 Paul Brook <paul@codesourcery.com>
10015 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10016 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10018 2007-03-24 Richard Henderson <rth@redhat.com>
10020 * config/ia64/constraints.md: New file.
10021 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10022 satisfies_constraint_?.
10023 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10024 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10025 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10026 ia64_output_mi_thunk): Likewise.
10027 (ia64_const_ok_for_letter_p): Remove.
10028 (ia64_const_double_ok_for_letter_p): Remove.
10029 (ia64_extra_constraint): Remove.
10030 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10031 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10032 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10033 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10034 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10035 EXTRA_MEMORY_CONSTRAINT): Remove.
10036 * config/ia64/ia64.md: Include constriants.md. Replace
10037 CONST_OK_FOR_? with satisfies_constraint_?.
10039 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10040 H.J. Lu <hongjiu.lu@intel.com>
10042 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10044 (name macros): Use DPD_BID_NAME to convert names properly.
10046 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10047 decimal floating point format.
10048 (init_floating_libfuncs): Change decimal functions so that they
10049 have a "bid_" prefix if the decimal system uses the BID format,
10050 and "dpd_" prefix if the decimal system uses the DPD format.
10051 (init_interclass_conv_libfuncs): Ditto.
10052 (init_intraclass_conv_libfuncs): Ditto.
10054 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10055 using the BID format.
10057 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10058 whether we are using the BID decimal format.
10059 * configure: Regenerate.
10061 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10062 the compiler has decimal floating point enabled. Define
10063 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10066 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10067 using the BID format.
10069 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10070 whether we are using the BID decimal format.
10071 * configure: Regenerate.
10073 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10074 the compiler has decimal floating point enabled. Define
10075 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10078 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10079 options, and that it is enabled for i386/x86_64 systems.
10081 * Makefile.in (enable_decimal_float): New.
10083 (DECNUMINC): Add -I$(DECNUMFMT).
10084 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10085 to $(DECNUMFMT) from $(DECNUM).
10087 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10088 Substitute enable_decimal_float.
10089 * configure: Regenerated.
10092 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10095 * configure.ac: Enable decimal float for x86_64-*-linux*.
10096 * configure: Regenerated.
10099 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10100 decimal128ClearSign to flip and clear the sign bit in decimal128.
10101 (decimal_real_maxval): Set decimal128SetSign to set the sign
10104 2007-03-23 Ian Lance Taylor <iant@google.com>
10106 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10108 2007-03-23 Ian Lance Taylor <iant@google.com>
10110 * tree-dump.c (dump_files): Correct comment.
10112 2007-03-23 Ian Lance Taylor <iant@google.com>
10114 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10116 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10118 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10119 in cfglayout mode. Don't go into and out of cfglayout mode.
10120 Link the blocks in the order of the constructed traces.
10121 (rest_of_handle_tracer): Adjust call to tracer.
10122 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10123 Don't go into cfglayout mode.
10124 (rtl_loop_done): Don't go out of cfglayout mode.
10125 * cfglayout.c (relink_block_chain): New function, split out from...
10126 (fixup_reorder_chain): ...here. Remove redundant checking.
10127 (cfg_layout_finalize): Don't clear the header, footer, and aux
10128 fields here, move the code to do so to relink_block_chain. Likewise
10129 for free_original_copy_tables.
10130 * rtl.h (tracer): Update prototype.
10131 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10132 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10133 mode. Use relink_block_chain to serialize the CFG according to the
10134 new basic block order. Move targetm.cannot_modify_jumps_p check from
10136 (gate_handle_reorder_blocks): ...to here.
10137 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10139 (gate_duplicate_computed_gotos): ...to here.
10140 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10141 something always changes when going into and out of cfglayout mode.
10142 Perform an expensive cfg cleanup while going into cfglayout mode.
10143 Always update liveness information on HAVE_conditional_execution
10144 targets. Reserialize the basic blocks and go out of cfglayout mode.
10145 * reg-stack.c: Include cfglayout.h.
10146 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10147 the call to reorder_basic_blocks.
10148 * basic-block.h (reorder_basic_blocks): Update prototype.
10149 (relink_block_chain): New prototype.
10150 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10152 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10154 * config/mips/mips.md (type, hazard, *movdi_32bit,
10155 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10156 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10157 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10158 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10159 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10161 (movcc): Change first xfer to multi.
10162 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10163 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10164 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10165 config/mips/generic.md: Change reservations using "xfer" to use
10167 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10168 using match_operand.
10169 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10170 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10172 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10174 2007-03-22 Richard Henderson <rth@redhat.com>
10176 * config/i386/i386.c: Remove unnecessary function declarations.
10177 Move targetm definition, and all related macros, to the end of
10178 the file. Resort some functions to put definitions before uses.
10179 (ix86_attribute_table): Make static. Move to end of file.
10180 (ix86_gimplify_va_arg): Make static.
10182 2007-03-22 Richard Henderson <rth@redhat.com>
10184 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10185 don't increase local_regparm with force_align_arg_pointer check.
10186 (ix86_function_sseregparm): Assert 32-bit.
10187 (type_has_variadic_args_p): New.
10188 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10189 type_has_variadic_args_p.
10190 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10191 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10192 use memset instead. Do maybe_vaarg check first; skip attribute
10193 tests if true; skip attribute tests for 64-bit.
10194 (construct_container): Remove TARGET_DEBUG_ARG.
10195 (function_arg_advance_32, function_arg_advance_64): Split out ...
10196 (function_arg_advance): ... from here.
10197 (function_arg_32, function_arg_64): Split out ...
10198 (function_arg): ... from here.
10199 (ix86_pass_by_reference): Tidy.
10200 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10201 (function_value_32): New, from parts of ix86_function_value
10202 and ix86_value_regno.
10203 (function_value_64): New, from parts of ix86_function_value
10204 and ix86_libcall_value.
10205 (ix86_function_value_1): New.
10206 (ix86_function_value, ix86_libcall_value): Use it.
10207 (return_in_memory_32, return_in_memory_64): Split out ...
10208 (ix86_return_in_memory): ... from here.
10209 (ix86_struct_value_rtx): Skip for 64-bit.
10210 (ix86_libcall_value, ix86_value_regno): Remove.
10211 (setup_incoming_varargs_64): Split out ...
10212 (ix86_setup_incoming_varargs): ... from here.
10213 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10214 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10215 * config/i386/i386-protos.h (ix86_function_value): Remove.
10216 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10218 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10221 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10222 infinities not supported, otherwise emit warning if -Woverflow. On
10223 underflow, emit warning if -Woverflow.
10224 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10226 * real.h (real_from_string): Update declaration
10228 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10229 Richard Henderson <rth@redhat.com>
10231 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10232 * calls.c (compute_argument_block_size, expand_call,
10233 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10234 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10235 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10236 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10237 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10238 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10239 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10240 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10243 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10245 * c-incpath.c (add_sysroot_to_chain): New.
10246 (merge_include_chains): Add sysroot argument. Call
10247 add_sysroot_to_chain if sysrooted.
10248 (register_include_chains): Update call to merge_include_chains.
10249 * doc/cppopts.texi: Document use of '=' in include directory
10252 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10254 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10255 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10256 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10257 insn pattern using X87MODEF12 mode macro.
10259 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10261 * regmove.c (regmove_optimize): Use reg_mentioned_p
10262 instead of reg_overlap_mentioned_p for DST.
10264 2007-03-21 Mike Stump <mrs@apple.com>
10266 * c.opt: Fixup for Objective-C/C++.
10268 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10270 * explow.c (convert_memory_address): Fold memory reference when
10271 POINTERS_EXTEND_UNSIGNED < 0
10273 2007-03-21 Richard Henderson <rth@redhat.com>
10276 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10277 * config/i386/mmintrin.h (__m64): Likewise.
10278 * config/i386/xmmintrin.h (__m128): Likewise.
10280 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10282 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10283 (VXWORKS_OS_CPP_BUILTINS): Define.
10284 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10285 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10287 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10289 * rtl.h (constant_pool_reference_p): Delete.
10290 (find_constant_src): Declare.
10291 * rtlanal.c (find_constant_src): New function.
10292 * simplify-rtx.c (constant_pool_reference_p): Delete.
10293 * config/i386/i386.md: Use find_constant_src instead of
10294 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10296 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10298 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10299 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10301 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10303 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10304 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10305 (arm_elf_asm_constructor): Use it.
10306 (arm_elf_asm_destructor): New function.
10308 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10310 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10312 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10314 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10316 2007-03-19 Andrew Haley <aph@redhat.com>
10318 PR tree-optimization/31264
10319 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10320 VIEW_CONVERT_EXPRs.
10322 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10324 PR rtl-optimization/30907
10325 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10326 (fwprop_init): Always call loop_optimizer_initialize.
10327 (fwprop_done): Always call loop_optimizer_finalize.
10328 (fwprop): We always have loop info now.
10329 (gate_fwprop_addr): Remove.
10330 (pass_fwprop_addr): Use gate_fwprop as gate.
10332 PR rtl-optimization/30841
10333 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10334 df_chain_alloc): Call df_reorganize_refs unconditionally.
10335 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10336 refs_organized to refs_organized_size.
10337 (df_ref_create_structure): Use refs_organized_size instead of
10338 bitmap_size if refs had been organized, and keep refs_organized_size
10340 * df.h (struct df_ref_info): Change refs_organized to
10341 refs_organized_size.
10342 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10345 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10347 * except.c (output_function_exception_table): Do not reference the
10348 EH personality routine for functions that do not require an
10351 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10354 * c-typeck.c (convert_for_assignment): Call comptypes for
10355 RECORD_TYPE or UNION_TYPE.
10357 PR inline-asm/30505
10358 * reload1.c (reload): Do invalid ASM checking after
10359 cleanup_subreg_operands.
10361 2007-03-19 Jeff Law <law@redhat.com>
10363 * tree-cfg.c (find_taken_edge): Tighten conditions for
10364 optimizing computed gotos.
10366 2007-03-19 Michael Matz <matz@suse.de>
10368 * builtins.c (expand_builtin_sync_operation,
10369 expand_builtin_compare_and_swap,
10370 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10373 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10374 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10377 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10379 * doc/tm.texi: Add brackets around the return type of
10380 TARGET_SECONDARY_RELOAD.
10382 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10383 Richard Guenther <rguenther@suse.de>
10385 PR tree-optimization/31254
10386 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10387 Use handled_component_p () where appropriate. Continue
10388 propagating into the rhs if we propagated into an INDIRECT_REF
10391 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10393 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10394 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10395 (xde, xdee): Mode attributes adjusted to support DFP modes.
10396 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10397 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10398 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10399 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10400 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10401 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10402 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10404 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10405 "movsf"): Insn definitions removed.
10406 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10407 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10408 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10410 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10411 "reload_in<mode>", "reload_out<mode>"): Expander added.
10412 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10415 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10417 * config/s390/s390.md: Only non-functional changes. Renamed
10418 FPR mode macro to BFP all over the file.
10420 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10422 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10423 (op_type attribute): RRF instruction type added.
10424 (fT0): New mode attribute.
10425 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10426 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10427 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10428 instruction no secondary memory is needed when moving DFmode values
10429 between GPRs and FPRs.
10431 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10433 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10434 inverted and documentation adjusted.
10435 ("mhard-dfp", "msoft-dfp"): New options.
10436 * config/s390/s390.c (s390_handle_arch_option): New architecture
10438 (override_options): Sanity checks for the new options added.
10439 * config.gcc: New architecture switch: z9-ec.
10440 * config/s390/s390.h (processor_flags): PF_DFP added.
10441 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10442 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10443 when the bit is NOT set so remove it from the defaults.
10445 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10447 * genemit.c (main): Print include statement for dfp.h.
10448 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10451 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10453 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10455 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10458 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10459 instead of PATTERN.
10461 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10463 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10464 attr_length_call, output_call, output_indirect_call): Cleanup
10465 formatting of targetm calls.
10467 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10469 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10471 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10473 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10474 reservation, bypass and anti-bypass descriptions for these
10475 instructions. Update move patterns.
10476 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10479 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10481 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10482 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10483 (get_initial_def_for_reduction): Likewise.
10485 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10487 Fix PR tree-optimization/29922
10488 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10489 (get_representative): Removed.
10490 (value_dies_in_block_x): Update for rvuse removal.
10491 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10492 (compute_antic_aux): Handle when PHI nodes appear in
10493 non-single-successors.
10494 (dump_bitmap_of_names): Removed.
10495 (compute_antic_safe): Renamed and removed rvuse calculation.
10496 Calculate only antic safe.
10497 (insert_into_preds_of_block): Remove assert.
10498 (execute_pre): Update for renamed functions.
10499 (defer_or_phi_translate_block): New function.
10501 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10503 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10504 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10506 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10507 Follow spelling conventions.
10509 * tree-data-ref.h: Remove the prototype for analyze_array.
10511 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10513 PR tree-optimization/31041
10514 * tree-vect-transform.c (get_initial_def_for_induction): Call
10515 force_gimple_operand.
10517 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10519 * ipa-type-escape.c (look_for_casts) : Revert code to use
10520 handled_component_p due to ada test a-numaux.adb.
10522 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10524 * final.c (final_scan_insn): Alter the condition of a
10525 conditional trap if we have nonstandard CC.
10527 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10529 * configure.ac: Remove excess quoting from asm line 0 test.
10530 * configure: Rebuilt.
10532 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10534 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10535 * c-common.c (convert_and_check): Move warning logic to...
10536 (warnings_for_convert_and_check): ...here. Define.
10537 * c-common.h (warnings_for_convert_and_check): Declare.
10539 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10541 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10542 (output_call): Likewise.
10544 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10546 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10548 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10550 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10552 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10554 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10555 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10557 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10559 PR tree-optimization/31183
10560 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10561 Use double_int instead of unsigned int for representing access_strides.
10562 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10564 2007-03-16 Richard Guenther <rguenther@suse.de>
10566 PR tree-optimization/31146
10567 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10568 to allow recursion of forward_propagate_addr_expr.
10569 (forward_propagate_addr_into_variable_array_index): Likewise.
10570 (forward_propagate_addr_expr): Likewise.
10571 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10572 (forward_propagate_addr_expr_1): Recurse on simple copies
10573 instead of propagating into them. Do so for useless conversions
10575 (forward_propagate_addr_expr): Clean up unused statements after
10578 2007-03-16 Richard Guenther <rguenther@suse.de>
10580 * builtins.c (expand_builtin_cexpi): Use the right argument
10581 for the expansion via cexp.
10583 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10585 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10586 * configure: Rebuilt.
10588 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10591 * dwarf2out.c (force_type_die): Adjust comment.
10592 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10594 2007-03-15 DJ Delorie <dj@redhat.com>
10596 * config/frv/predicates.md (minmax_operator): Don't check operands
10599 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10601 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10602 Update constant estimates of number of iterations.
10603 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10604 argument renamed to "realistic".
10605 (compute_estimated_nb_iterations): Removed.
10606 (record_niter_bound): New function.
10607 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10608 call record_nonwrapping_iv with upper = false.
10609 (infer_loop_bounds_from_signedness): Pass upper argument to
10610 record_nonwrapping_iv.
10611 (estimate_numbers_of_iterations_loop): Do not call
10612 compute_estimated_nb_iterations. Record estimate based on profile
10613 information. Initialize the constant estimates of number of
10615 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10617 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10618 number of iterations is too small.
10619 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10620 (EST_NOT_AVAILABLE): Removed.
10621 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10622 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10625 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10627 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10628 Handle NE_EXPR guards.
10630 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10633 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10634 Set also -pedantic-errors by default for the preprocessor unless
10635 -fpermissive is given.
10637 2007-03-15 Richard Guenther <rguenther@suse.de>
10639 PR middle-end/29719
10640 PR middle-end/31161
10641 * builtins.c (expand_builtin_cexpi): As a fallback if we
10642 don't have builtins for sincos or cexp create a function
10643 declaration for cexp and expand to a call to that.
10644 (expand_builtin_int_roundingfn): Always fall
10645 back to floor/ceil and its variants even if they may be
10648 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10650 PR middle-end/31159
10651 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10652 jump tables, move the call to delete_dead_jumptables from here...
10653 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10654 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10655 don't allow merging of blocks that try_redirect_by_replacing_jump
10656 also does not handle when not optimizing.
10658 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10659 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10661 * config/i386/i386.md (x86_sahf_1): Correctly handle
10664 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10667 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10668 x86_64_general_operand as operand[2] predicate. Remove "iF"
10669 from operand constraints and use "e" constraint instead.
10670 (*subti3_1, *subti3_1 splitter): Ditto.
10671 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10672 operand[1] predicate.
10674 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10676 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10677 arrays, multiply the access strides by the size of the sub-array.
10678 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10680 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10682 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10683 the configured assembler supports the sahf mnemonic.
10684 * configure: Regenerate.
10685 * config.in: Regenerate.
10687 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10688 emit "sahf" or ".byte\t0x9e" as asm template.
10690 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10693 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10694 option to replace hard coded TARGET_xxx in md file.
10695 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10696 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10697 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10698 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10699 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10700 (X86_TUNE_NOT_VECTORMODE): Ditto.
10701 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10702 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10703 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10704 (TUNE_SLOW_IMUL_IMM8): Ditto.
10705 (TUNE_MOVE_M1_VIA_OR): Ditto.
10706 (TUNE_NOT_UNPAIRABLE): Ditto.
10707 (TUNE_NOT_VECTORMODE): Ditto.
10709 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10712 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10713 tuning options instead of hard coded TARGET_xxx.
10714 (fix ssemode peephole2's): Ditto.
10715 (imul peephole2's): Ditto.
10717 (movdi_or_rex64): Ditto.
10718 (move peephole2): Ditto.
10719 (not peephole2's): Ditto.
10721 2007-03-14 Dirk Mueller <dmueller@suse.de>
10723 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10724 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10725 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10727 * c-parser.c (c_parser_do_statement): Warn about empty body in
10728 do/while statement.
10729 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10730 * doc/invoke.texi (-Wempty-body): Update documentation.
10732 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10735 * c-common.h (warn_for_div_by_zero): Declare.
10736 * c-common.c (warn_for_div_by_zero): Define.
10737 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10740 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10742 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10743 to PREFIX and STANDARD_PREFIX.
10745 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10746 Phil Edwards <phil@codesourcery.com>
10748 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10749 (__gthread_once_t): Remove busy field for RTPs.
10750 (__GTHREAD_ONCE_INIT): Update accordingly.
10752 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10754 * doc/invoke.texi: Document VxWorks options.
10756 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10758 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10760 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10762 PR tree-optimization/30590
10763 * tree-nrv.c (tree_nrv): Check for the partial update of the
10766 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10768 * flags.h (flag_random_seed): Remove declaration, in favor of...
10769 * toplev.h (get_random_seed, set_random_seed): ... these.
10770 * tree.c (get_file_function_name): Use the former.
10771 * opts.c (common_handle_option): Use the latter.
10774 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10776 PR middle-end/31127
10777 * cse.c (cse_find_path): Do not bail out if a basic block that
10778 we already visited now becomes part of a path that starts at a
10779 different basic block. Just disallow this, to make sure we
10780 visit each basic block at most once.
10782 2007-03-13 Jan Hubicka <jh@suse.cz>
10784 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10785 attributes, when profile esitmate is present, calls with very low
10786 frequency are cold.
10788 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10790 PR tree-optimization/30730
10791 PR tree-optimization/26900
10792 * tree-ssa-loop-niter.c: Include gmp.h.
10793 (bounds): New type.
10794 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10795 split_to_var_and_offset, determine_value_range,
10796 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10797 bound_difference, bounds_add, bounds_negate,
10798 number_of_iterations_ne_max, dump_affine_iv): New functions.
10799 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10800 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10801 difference of initial and final value of control iv to validate
10803 (number_of_iterations_cond): Add loop parameter. Determine bounds
10804 on the difference of the extremes of the control iv. Add dumps.
10805 (expand_simple_operations): Handle phi nodes.
10806 (simplify_using_initial_conditions): Do not record used conditions.
10807 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10808 Do not set additional_info.
10809 (implies_nonnegative_p, implies_ge_p): Removed.
10810 (derive_constant_upper_bound): Do not use parameter `additional'.
10811 (record_estimate): Parameter `additional' removed. Parameter
10812 `i_bound' added. Do not call derive_constant_upper_bound.
10813 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10814 bound the number of iterations estimate.
10815 (estimate_numbers_of_iterations_loop): Pass the estimate from
10816 the number of iterations analysis to record_estimate.
10817 * tree.h (multiple_of_p): Declare.
10818 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10819 (scev_const_prop): Do not check expression_expensive_p.
10820 * fold-const.c (multiple_of_p): Exported.
10821 * double-int.c (double_int_mask): Exported.
10822 * double-int.h (double_int_mask): Declare.
10823 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10824 field. Added max field.
10826 2007-03-13 David Taylor <taylor@candd.org>
10829 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10832 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10835 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10836 two unamed patterns.
10838 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10840 * config/i386/i386.opt (mcx16, msahf): New options.
10841 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10842 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10844 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10845 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10846 Output -mcx16 and -msahf options when corresponding bit is set.
10848 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10849 and -msahf options.
10851 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10853 * configure.ac: Test for assembler tolerance to # 0 "".
10854 * configure, config.in: Rebuilt.
10855 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10857 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10859 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10861 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10862 (handle_syscall): Handle direct system calls.
10863 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10865 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10867 * doc/invoke.texi: Fix cpp.info cross-reference.
10868 * doc/passes.texi: Fix gcc.info cross-reference.
10870 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10872 PR tree-optimization/30835
10873 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10874 bb_for_stmt is not NULL before accessing it.
10876 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10878 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10881 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10884 * doc/install.texi: Document --enable-stage1-languages
10886 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10888 * tree-pass.h (pass_into_cfg_layout_mode,
10889 pass_outof_cfg_layout_mode): Declare.
10890 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10891 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10892 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10893 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10895 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10897 * c-decl.c (warn_variable_length_array): New function.
10898 Refactored from grokdeclarator to handle warn_vla
10899 and handle unnamed array case.
10900 (grokdeclarator): Refactored VLA warning case.
10901 * c.opt (Wvla): New flag.
10902 * doc/invoke.texi (Wvla): New warning.
10904 2007-03-12 Richard Henderson <rth@redhat.com>
10906 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10907 (TARGET_SECTION_TYPE_FLAGS): New.
10909 2007-03-12 Richard Henderson <rth@redhat.com>
10911 * config/darwin.c (machopic_reloc_rw_mask): New.
10912 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10913 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10915 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10917 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10918 * cppdefault.h (cpp_PREFIX): Document.
10919 (cpp_PREFIX_len): Likewise.
10920 (cpp_EXEC_PREFIX): New variable.
10921 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10922 * c-incpath.c (add_standard_paths): Correct logic for relocating
10923 paths within prefix.
10925 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10927 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10928 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10930 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10931 fix_truncdfdi_sse using SSEMODEF mode macro.
10932 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10933 fix_truncdfsi_sse using SSEMODEF mode macro.
10934 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10935 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10937 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10939 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10940 elfos.h to tm_file.
10942 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10944 * tree.h : Add multiple_of_p declaration.
10945 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10946 * ipa-type-escape.c (results_of_malloc): Redundant.
10947 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10948 (cast_type): Extended with new members.
10949 (check_cast): Returns cast_type.
10950 (cast): New structure for data of walk_use_def_chains.
10951 (is_malloc_result, is_cast_from_non_pointer_1,
10952 is_cast_from_non_pointer,
10953 is_array_access_through_pointer_and_index): New functions.
10954 (look_for_casts): Returns cast types.
10955 (check_call): Returns void.
10956 (okay_pointer_operation): Use support of pointer plus index,
10957 pointer plus constant and allow all multiplications.
10959 2007-03-11 Richard Guenther <rguenther@suse.de>
10961 PR tree-optimization/31115
10962 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10963 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10964 A shift count of zero is not special as with *_DIV_EXPR.
10965 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10968 2007-03-11 Ian Lance Taylor <iant@google.com>
10970 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10971 the *_DIV_EXPR codes correctly with overflow infinities.
10973 2007-03-11 Ira Rosen <irar@il.ibm.com>
10975 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10976 indicate success/failure of the analysis. Add negation to subtrahend
10977 in case of subtraction. Fail if both operands contain constants.
10978 (create_data_ref): Fail if analyze_offset fails.
10980 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10982 * config/i386/i386.md (frndintxf2): Rename to ...
10983 (rintxf2): ... this. Remove expander having same name.
10984 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10985 (roundsf2, rounddf2): Ditto.
10986 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10987 (lround<mode>di2, lround<mode>si2): Ditto.
10989 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10991 * lower-subreg.c: Include except.h.
10992 (decompose_multiword_subregs): Verify that the only control flow
10993 insns we can split are loads to multi-words pseudos.
10994 Handle breaking such blocks after splitting, instead of calling
10995 find_many_sub_basic_blocks.
10997 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10998 on the new basic block. Add a lengthy comment explaining why we
10999 thought this was necessary.
11000 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11002 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11005 * tree.c (walk_type_fields): Recurse into the element type of
11006 ARRAY_TYPEs if there is a pointer set.
11008 2007-03-10 Dirk Mueller <dmueller@suse.de>
11010 * c-common.c (warn_logical_operator): Fix condition.
11012 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11014 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11016 * config/darwin.c (machopic_select_section): Remove superfluous
11017 argument in call to categorize_decl_for_section. Remove unused
11020 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11022 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11024 * configure: Regenerate.
11026 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11029 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11030 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11031 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11032 Add LABEL_NUSES to emitted label.
11033 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11034 branch probability value to emitted jump insn.
11035 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11036 Do not check life information and do not re-arrange input operands
11037 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11039 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11041 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11042 the change of decode_asm_operands.
11044 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11046 * mode-switching.c (create_pre_exit): Skip blockage insn.
11048 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11050 * tree-pass.h (TODO_update_smt_usage): Remove.
11052 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11056 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11058 * pa.c (attr_length_call): Revise condition for long
11059 pc-relative branch.
11060 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11061 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11062 sequence on SOM target.
11064 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11066 * gcc.c: Document %{, in big comment at top.
11067 (input_suffix_matches): Remove special handling for .s and
11069 (input_spec_matches): New.
11070 (handle_braces): Handle %{,.
11071 (validate_switches): ',' indicates a value which is not a switch.
11072 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11073 to detect assembler input.
11074 * config/i386/sol2.h (CPP_SPEC): Likewise.
11075 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11076 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11077 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11078 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11079 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11080 -m64 causes deployment target to default to 10.5.
11081 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11083 2007-03-09 Richard Henderson <rth@redhat.com>
11086 * target.h (targetm.asm.out.reloc_rw_mask): New.
11087 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11088 (TARGET_ASM_OUT): Use it.
11089 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11090 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11091 use the new reloc_rw_mask target hook instead.
11092 (default_section_type_flags_1): Merge into...
11093 (default_section_type_flags): ... here.
11094 (decl_readonly_section_1): Merge into...
11095 (decl_readonly_section): ... here.
11096 (default_elf_select_section_1): Merge into...
11097 (default_elf_select_section): ... here.
11098 (default_unique_section_1): Merge into...
11099 (default_unique_section): ... here.
11100 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11101 (default_select_rtx_section): Use it.
11102 (default_elf_select_rtx_section): Likewise.
11103 * output.h: Update to match.
11104 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11105 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11106 (TARGET_ASM_RELOC_RW_MASK): New.
11107 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11108 to categorize_decl_for_section.
11109 (x86_64_elf_unique_section): Likewise.
11110 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11111 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11112 (TARGET_ASM_RELOC_RW_MASK): New.
11113 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11114 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11115 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11116 (TARGET_RWRELOC): Remove.
11117 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11118 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11119 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11120 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11121 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11122 (rs6000_xcoff_select_section): Use decl_readonly_section.
11123 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11124 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11125 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11126 (TARGET_SECTION_TYPE_FLAGS): Remove.
11127 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11129 2007-03-09 Roger Sayle <roger@eyesopen.com>
11131 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11132 complex constant equality/inequality comparisons for here.
11133 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11134 known at compile-time or can be simplified to a scalar comparison.
11135 (fold_relational_const): Move compile-time evaluation of complex
11136 constant equality/inequality comparisons to here.
11138 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11140 PR rtl-optimization/30643
11141 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11143 (fold_rtx): Recurse, like before 2006-11-03.
11145 2007-03-09 DJ Delorie <dj@redhat.com>
11147 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11150 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11152 PR tree-optimization/30375
11153 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11154 LHS of statements is not the same.
11155 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11157 2007-03-09 Chao-ying Fu <fu@mips.com>
11159 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11161 * doc/invoke.texi (-mdspr2): Document new option.
11162 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11163 New unspec for DSP REV 2.
11164 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11165 these instructions are extended in DSP REV 2.
11166 (mips-dspr2.md): Include.
11167 * config/mips/mips.opt (mdspr2): New option.
11168 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11169 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11170 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11171 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11172 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11173 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11174 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11176 (bdesc_map): Add one field of unsupported_target_flags.
11177 (bdesc_arrays): Update entries to have extra fields. Add
11179 (mips_init_builtins): Initialize new function types.
11180 Check unsupported_target_fileds to filter out builtins.
11181 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11183 (ASM_SPEC): Pass mdspr2 to the assembler.
11184 * config/mips/mips-dspr2.md: New file.
11186 2007-03-09 Sa Liu <saliu@de.ibm.com>
11188 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11190 2007-03-09 Ian Lance Taylor <iant@google.com>
11192 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11193 argument) like -Wstrict-overflow=2.
11194 * doc/invoke.texi (Warning Options): Update documentation.
11196 2007-03-09 Dirk Mueller <dmueller@suse.de>
11199 * doc/invoke.texi (-Wlogical-op): Document.
11200 * common.opt (-Wlogical-op): New.
11201 * c-common.h (warn_logical_operator): Declare.
11202 * c-common.c (warn_logical_operator): Define.
11203 * c-typeck.c (parser_build_binary_op): Call
11204 warn_logical_operator.
11206 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11208 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11209 * final.c (final_scan_insn): Test for non-"" file name.
11211 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11213 * doc/loop.texi: Document the Omega linear constraints solver.
11214 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11215 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11216 omega-hash-table-size, omega-max-keys, and
11217 omega-eliminate-redundant-constraints.
11218 * tree-pass.h (pass_check_data_deps): Declared.
11221 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11222 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11223 pass_check_data_deps): New.
11224 * tree-data-ref.c (init_data_ref): Remove declaration.
11225 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11226 (analyze_array): Renamed init_array_ref, move up initializations.
11227 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11228 Removed arguments that are set to NULL.
11229 (analyze_indirect_ref): Correct indentation, correct call to
11231 (object_analysis): Call init_array_ref instead of analyze_array.
11232 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11233 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11234 of DR_ACCESS_FNS_ADDR.
11235 (init_omega_eq_with_af, omega_extract_distance_vectors,
11236 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11237 ddr_consistent_p): New.
11238 (compute_affine_dependence): Check consistency of ddrs when
11239 flag_check_data_deps is passed.
11240 (analyze_all_data_dependences): Uncomment.
11241 (tree_check_data_deps): New.
11242 * tree-data-ref.h: Include omega.h.
11243 (DR_ACCESS_FNS_ADDR): Removed.
11244 (data_dependence_relation): Add inner_loop.
11245 (DDR_INNER_LOOP): New.
11246 * common.opt (fcheck-data-deps): New.
11247 * tree-flow.h (tree_check_data_deps): Declare.
11248 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11249 (OBJS-common): Depend on omega.o.
11251 * passes.c (pass_check_data_deps): Scheduled.
11252 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11253 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11254 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11255 PARAM_VECT_MAX_VERSION_CHECKS,
11256 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11258 2007-03-09 Richard Guenther <rguenther@suse.de>
11260 PR tree-optimization/30904
11261 PR middle-end/31058
11262 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11263 the same way as *_DIV_EXPR.
11265 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11267 * recog.c (decode_asm_operands): No mixed declarations and code.
11269 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11271 * rtl.def (ASM_INPUT): Add location.
11272 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11273 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11274 (decode_asm_operands): Add loc operand.
11275 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11276 * stmt.c (expand_asm): Rename to...
11277 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11278 gen_rtx_ASM_INPUT_loc.
11279 (expand_asm_expr): Adjust.
11280 * recog.c (decode_asm_operands): Add loc operand.
11281 (check_asm_operands, extract_insn): Adjust.
11282 * reload1.c (maybe_fix_stack_asms): Likewise.
11283 * final.c (asm_insn_count): Likewise.
11284 (final_scan_insn): Output # line before and after asm.
11286 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11288 * tree-ssa-structalias.c (variable_info): Remove
11290 (new_var_info): Ditto.
11291 (shared_bitmap_info_t): New structure.
11292 (shared_bitmap_table): New variable.
11293 (shared_bitmap_hash): New function.
11294 (shared_bitmap_eq): Ditto
11295 (shared_bitmap_lookup): Ditto.
11296 (shared_bitmap_add): Ditto.
11297 (merge_smts_into): Change to take bitmap directly.
11298 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11299 (init_alias_vars): Init shared bitmap hashtable.
11300 (delete_points_to_sets): Delete shared bitmap hashtable.
11301 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11302 is_aliased removal as a change that was still necessary was
11305 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11307 * config/i386/i386.h (override_options): Conditionally disable
11308 x86_sahf for 64bit targets only.
11310 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11313 * c-decl.c (merge_decls): Don't call make_var_volatile.
11314 * varasm.c (make_var_volatile): Remove.
11315 * output.h (make_var_volatile): Remove.
11317 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11319 PR tree-optimization/31085
11320 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11322 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11324 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11325 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11326 ATTR_CONST_NOTHROW_LIST.
11328 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11331 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11333 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11335 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11338 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11340 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11341 passed, use shared libgcc.
11343 2007-03-08 Roger Sayle <roger@eyesopen.com>
11345 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11346 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11347 (honor_protect_cleanup_actions, lower_try_finally_switch):
11349 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11350 ifc_temp_var): Likewise.
11351 * tree-inline.c (setup_one_parameter): Likewise.
11352 * tree-mudflap.c (mf_decl_cache_locals,
11353 mf_build_check_statement_for): Likewise.
11354 * tree-nested.c (init_tmp_var, save_tmp_var,
11355 finalize_nesting_tree_1): Likewise.
11356 * tree-outof-ssa.c (insert_copy_on_edge,
11357 insert_backedge_copies): Likewise.
11358 * tree-profile.c (tree_gen_edge_profiler,
11359 tree_gen_ic_profiler): Likewise.
11360 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11361 * tree-sra.c (sra_build_assignment): Likewise.
11362 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11363 * tree-ssa-math-opts.c (insert_reciprocals,
11364 execute_cse_sincos_1): Likewise.
11365 * tree-tailcall.c (adjust_accumulator_values,
11366 adjust_return_value): Likewise.
11367 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11368 * tree-vect-transform.c (vect_create_data_ref_ptr,
11369 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11370 vect_create_epilog_for_reduction, vectorizable_reduction,
11371 vectorizable_call, vectorizable_conversion,
11372 vectorizable_assignment, vectorizable_operation,
11373 vectorizable_type_demotion, vect_gen_widened_results_half,
11374 vect_permute_store_chain, vectorizable_store,
11375 vect_setup_realignment, vect_permute_load_chain,
11376 vectorizable_load, vectorizable_condition,
11377 vect_create_cond_for_align_checks): Likewise.
11378 * tree-vrp.c (build_assert_expr_for): Likewise.
11380 2007-03-08 Ian Lance Taylor <iant@google.com>
11382 * tree-vrp.c: Include "intl.h".
11383 (usable_range_p): New static function.
11384 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11385 overflowed values, juts set *strict_overflow_p.
11386 (compare_values): Only return -2 if one of the operands is not a
11388 (compare_ranges): Call usable_range_p.
11389 (compare_range_with_value): Likewise.
11390 (vrp_evaluate_conditional_warnv): Rename from
11391 vrp_evaluate_conditional. Make static. Change all callers.
11392 (vrp_evaluate_conditional): New function.
11393 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11394 on signed overflow.
11395 (simplify_abs_using_ranges): Likewise.
11396 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11397 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11398 within_stmt parameter.
11399 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11400 vrp_evaluate_conditional.
11401 * tree-ssa-threadedge.c
11402 (record_temporary_equivalences_from_stmts_at_dest): Change
11403 simplify parameter to take a second tree parameter.
11404 (simplify_control_stmt_condition): Likewise.
11405 (thread_across_edge): Likewise.
11406 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11407 (thread_across_edge): Likewise.
11408 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11410 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11412 * config/i386/i386.h (TARGET_SAHF): New define.
11413 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11414 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11415 (x86_sahf): New global variable.
11416 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11417 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11418 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11419 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11421 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11422 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11423 when expanding fcomi/sahf based tests.
11424 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11425 expanding sahf based alternative. Emit sahf based sequence when
11426 optimizing for code size.
11427 * config/i386/i386.md (x86_sahf_1): Do not disable for
11428 TARGET_64BIT, enable for TARGET_SAHF.
11430 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11432 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11433 spurious whitespace from error message.
11435 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11438 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11440 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11442 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11444 * tree-sra.c (instantiate_element): Propagate disabled warnings
11445 from the element itself to the created variable.
11447 2007-03-07 Richard Henderson <rth@redhat.com>
11450 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11451 silently fix up the stack in the case of a missing register.
11453 2007-03-07 Paul Brook <paul@codesourcery.com>
11455 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11457 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11459 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11461 (phase1_vrs): Use them.
11462 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11463 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11464 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11465 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11466 __gnu_Unwind_Restore_WMMXC if required.
11467 (_Unwind_VRS_Pop): Implement iWMMXt support.
11468 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11469 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11470 gnu_Unwind_Save_WMMXC): Define.
11472 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11474 * config/vxworks.h (vxworks_override_options): Declare.
11475 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11476 * config/vxworks.c: Include target.h and toplev.h.
11477 (vxworks_override_options): New function.
11478 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11480 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11482 * config/s390/s390.c (override_options): Don't emit an error when
11483 -mstack-size is used without providing -mstack-guard.
11484 (s390_emit_prologue): Choose stack_guard value automatically if not
11485 provided via command line.
11486 * doc/invoke.texi: Adjust description of -mstack-guard and
11489 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11491 * config/i386/i386.c (output_set_got): Add a GOT initialization
11492 sequence for VxWorks PIC.
11493 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11494 around labels as well as symbols. Use gotoff_operand instead
11495 of local_symbolic_operand.
11496 (legitimize_pic_address): Use gotoff_operand instead of
11497 local_symbolic_operand. Use @GOT accesses for labels as
11499 (ix86_output_addr_diff_elt): Use PC-relative rather than
11500 GP-relative offsets for VxWorks PIC.
11501 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11502 no_new_pseudos. Check whether the returned register is op0.
11503 * config/i386/i386.md (tablejump): Use PC-relative rather than
11504 GP-relative offsets for VxWorks PIC.
11505 * config/i386/predicates.md (gotoff_operand): New predicate.
11507 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11509 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11511 * config/vxworks-dummy.h: New file.
11512 * config/i386/i386.h: Include it.
11514 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11516 * dwarf2out.c (is_inlined_entry_point): New
11517 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11518 DW_AT_ranges if the first subblock is the entry point.
11520 2007-03-06 David Daney <ddaney@avtrex.com>
11522 * doc/install.texi (mips-*-*): Change recommended binutils
11525 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11527 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11528 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11530 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11531 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11533 2007-03-06 Jan Hubicka <jh@suse.cz>
11535 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11536 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11538 (probably_cold_bb_p): Cold functions are cold.
11539 (probably_never_executed_bb_p): Cold functions are cold.
11540 (tree_bb_level_predictions): Predict calls to cold functions as not
11542 (compute_function_frequency): Check hot/cold attributes.
11543 * function.h (function_frequency): Update comments.
11544 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11545 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11546 (c_common_att): Add cold and hot.
11548 * doc/extend.texi (hot,cold attributes): Document.
11550 2007-03-06 Andrew Haley <aph@redhat.com>
11552 * function.c (expand_function_end): Move blockage to just after we
11553 emit the label for the naked return from the function.
11555 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11557 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11560 2007-03-06 Jan Hubicka <jh@suse.cz>
11562 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11563 loaded for constant large models. Non-large 64bit PIC can do.
11564 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11565 * cmodel.h: Add LARGE PIC.
11566 * i386.md (UNSPEC_PLTOFF): New.
11567 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11569 (*call_1_rex64): Disable for large models.
11570 (*call_1_rex64_large): New.
11571 (*call_value_1_rex64): Disable for large models.
11572 (*call_value_1_rex64_large): New.
11573 (set_rip_rex4): New.
11574 (set_got_offset_rex64): New.
11575 * predicates.md (constant_call_address_operand): For large model
11576 constant calls are not possible.
11577 * i386-protos.h (construct_plt_address): Declare.
11578 * i386.c (override_options): Accept large models.
11579 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11580 (legitimate_constant_p): Add new UNSPECs.
11581 (legitimate_pic_operand_p): Likewise.
11582 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11583 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11585 (output_pic_addr_const): Add PLTOFF.
11586 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11587 (ix86_expand_move): Legitimize pic address when in PIC mode.
11588 (construct_plt_address): New function.
11589 (ix86_expand_call): Offload the address to register and use GOT
11590 pointer for large model.
11591 * invoke.texi (mcmodel=large): Update documentation.
11593 2007-03-06 Richard Henderson <rth@redhat.com>
11595 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11596 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11597 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11598 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11599 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11600 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11601 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11602 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11603 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11604 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11605 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11606 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11607 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11608 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11609 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11610 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11611 x86_schedule, x86_use_bt, x86_pad_returns,
11612 x86_use_xchgb): Merge into ...
11613 (ix86_tune_features): ... here. New array.
11614 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11615 x86_bswap): Merge into ...
11616 (ix86_arch_features): ... here. New array.
11617 (x86_3dnow_a): Remove.
11618 (x86_accumulate_outgoing_args): Make static.
11619 (x86_arch_always_fancy_math_387): Make static.
11620 (ix86_tune_mask, ix86_arch_mask): Move ...
11621 (override_options): ... to local variables here. Apply the
11622 appropriate mask to each element of ix86_arch_features and
11623 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11624 as were done in the old macros.
11625 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11626 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11627 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11628 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11629 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11630 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11631 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11632 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11633 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11634 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11635 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11636 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11637 x86_accumulate_outgoing_args, x86_prologue_using_move,
11638 x86_epilogue_using_move, x86_decompose_lea,
11639 x86_arch_always_fancy_math_387, x86_shift1,
11640 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11641 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11642 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11643 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11644 x86_use_incdec, x86_pad_returns, x86_bswap,
11645 x86_partial_flag_reg_stall): Remove.
11646 (enum ix86_tune_indices): New.
11647 (ix86_tune_features): New.
11648 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11649 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11650 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11651 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11652 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11653 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11654 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11655 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11656 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11657 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11658 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11659 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11660 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11661 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11662 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11663 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11664 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11665 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11666 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11667 TARGET_EXT_80387_CONSTANTS): Use it.
11668 (enum ix86_arch_indices): New.
11669 (ix86_arch_features): New.
11670 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11671 TARGET_BSWAP): Use it.
11672 (ix86_tune_mask, ix86_arch_mask): Remove.
11674 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11677 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11678 Define using $${sysroot_headers_suffix}.
11679 * configure: Regenerate.
11680 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11681 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11683 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11684 * gcc.c (print_sysroot_headers_suffix): New.
11685 (option_map): Include --print-sysroot-headers-suffix.
11686 (display_help): Mention -print-sysroot-headers-suffix.
11687 (process_command): Handle -print-sysroot-headers-suffix.
11688 (do_spec_1): Append multilib directory to include-fixed path if
11689 sysroot suffixes in use.
11690 (main): Handle -print-sysroot-headers-suffix.
11691 * Makefile.in (start.encap): Don't depend on xlimits.h
11692 (xlimits.h): Remove.
11693 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11694 limits.h for each multilib in fixinc_list.
11695 (fixinc_list, s-fixinc_list): New.
11696 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11697 generate them for each multilib in fixinc_list.
11698 (stmp-fixproto): Use include-fixed. Run fixproto for each
11699 multilib in fixinc_list.
11700 (mostlyclean): Don't remove xlimits.h.
11701 (clean): Remove include-fixed.
11702 (real-install-headers-tar, real-install-headers-cpio,
11703 real-install-headers-cp): Don't copy include, only include-fixed.
11704 (install-mkheaders): Depend on fixinc_list. Don't depend on
11705 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11706 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11707 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11709 2007-03-06 Jan Hubicka <jh@suse.cz>
11711 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11714 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11716 * configure.ac: Allow tm_file to contain build-directory files.
11717 * configure: Regenerate.
11718 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11719 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11720 * config/m68k/print-sysroot-suffix.sh: New file.
11722 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11724 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11725 of pic_offset_table_rtx if reload_completed.
11726 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11727 PIC_OFFSET_TABLE_REGNUM.
11728 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11730 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11731 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11733 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11735 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11736 functions that call eh_return.
11738 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11740 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11741 functions that need a constant pool.
11743 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11746 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11747 (m68k_preferred_reload_class): Likewise.
11748 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11749 (SECONDARY_RELOAD_CLASS): Define.
11750 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11751 (LIMIT_RELOAD_CLASS): Delete.
11752 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11753 registers from storing bytes.
11754 (m68k_secondary_reload_class): New function.
11755 (m68k_preferred_reload_class): Likewise.
11757 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11759 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11761 (m68k_expand_prologue): Likewise.
11763 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11765 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11766 (mips_expand_epilogue): Add a bool parameter.
11767 (m68k_legitimize_sibcall_address): Declare.
11768 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11769 (m68k_expand_epilogue): Add a parameter to select between sibling
11770 and normal epilogues. Only generate a return for the latter.
11771 (m68k_ok_for_sibcall_p): New function.
11772 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11773 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11774 (sibcall_value, *sibcall_value): Likewise.
11775 (*call, *call_value): Require !SIBLING_CALL_P.
11776 (epilogue): Update call to m68k_expand_epilogue.
11777 (sibcall_epilogue): New pattern.
11778 * config/m68k/predicates.md (const_call_operand): Say that this
11779 predicate applies to sibling calls too.
11780 (sibcall_operand): New predicate.
11782 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11784 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11785 alternatives as movsi_cf.
11786 (movsf_cf_hard): Add commentary.
11788 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11789 Richard Sandiford <richard@codesourcery.com>
11791 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11792 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11793 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11794 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11795 as being live on exit from an interrupt function.
11796 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11797 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11798 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11799 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11800 (m68k_interrupt_function_p): Globalize.
11801 (m68k_compute_frame_layout): Remove reverse mask code.
11802 (m68k_emit_movem, m68k_set_frame_related): New functions.
11803 (m68k_output_function_prologue): Delete in favor of...
11804 (m68k_expand_prologue): ...this new function.
11805 (m68k_output_function_epilogue): Delete in favor of...
11806 (m68k_expand_epilogue): ...this new function.
11807 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11809 (print_operand): Handle %?.
11810 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11811 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11812 (prologue, epilogue): New patterns.
11813 (return): Turn into a define_expand.
11814 (*return): New pattern, derived from old "return" pattern. Use rte
11815 rather than rts for interrupt functions. Only use rtd if the pop
11817 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11818 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11819 (link, *link, unlink, *unlink, load_got): Likewise.
11821 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11825 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11826 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11827 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11828 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11829 and m68k_matches_u_p.
11830 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11831 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11832 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11833 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11834 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11835 (REG_STRICT_P): New macro.
11836 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11837 PCREL_GENERAL_OPERAND_OK.
11838 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11839 m68k_legitimate_base_reg_p.
11840 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11841 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11842 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11843 * config/m68k/m68k.c (m68k_address): New structure.
11844 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11845 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11846 (m68k_jump_table_ref_p, m68k_decompose_address)
11847 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11848 (m68k_matches_u_p): New functions.
11849 (print_operand_address): Rewrite to use m68k_decompose_index.
11851 2007-03-05 David Taylor <dtaylor@emc.com>
11853 * gcc.c: Correct copyright date in --version output.
11855 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11857 * pa.md: In unamed move patterns, disparge copies between general
11858 and floating point registers using '?' modifier. Don't include 'f'
11859 constraint for register preferences in DImode, SImode, HImode and
11860 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11861 Remove constraints for copies between general and floating registers
11862 in soft-float DFmode pattern.
11863 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11867 2007-03-05 Mike Stump <mrs@apple.com>
11869 * c-common.c (targetcm): Add.
11870 * c-opts.c (c_common_handle_option): Handle language specific
11872 * opts.c (handle_option): Verify language for target options, if
11874 * opth-gen.awk: Add CL_LANG_ALL.
11875 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11876 (TARGETCM_INITIALIZER): Add.
11877 * target.h (struct gcc_targetcm): Add.
11879 * targhooks.c (default_handle_c_option): Add.
11880 * targhooks.h (default_handle_c_option): Add.
11881 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11883 * config/darwin.opt (iframework): Add.
11884 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11885 * config/darwin-c.c (handle_c_option): Add.
11886 (TARGET_HANDLE_C_OPTION): Add.
11888 * doc/invoke.texi (Darwin Options): Add -iframework.
11890 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11892 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11895 2007-03-05 Ian Lance Taylor <iant@google.com>
11897 * c.opt (fgnu89-inline): New option.
11898 * c-opts.c (c_common_post_options): Set default value for
11900 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11901 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11903 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11904 (grokdeclarator, start_function): Likewise.
11905 * c-cppbuiltin.c (c_cpp_builtins): Define either
11906 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11907 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11908 (C Dialect Options): Document -fgnu89-inline.
11909 * doc/extend.texi (Function Attributes): Explain what the
11910 gnu_inline attribute does.
11911 * doc/cpp.texi (Common Predefined Macros): Document
11912 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11914 2007-03-05 Ian Lance Taylor <iant@google.com>
11916 PR tree-optimization/31034
11917 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11918 half-range if the other side is an overflow infinity.
11920 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11922 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11923 (bfin*-linux-uclibc*): New configuration.
11924 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11926 * config/bfin/linux.h: New file.
11927 * config/bfin/libgcc-bfin.ver: New file.
11928 * config/bfin/t-bfin-uclinux: New file.
11929 * config/bfin/t-bfin-linux: New file.
11930 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11931 (TARGET_OS_CPP_BUILTINS): New macro.
11933 2007-03-05 Richard Guenther <rguenther@suse.de>
11935 * fold-const.c (fold_binary): Remove duplicate folding
11936 of comparison of non-null ADDR_EXPR against null.
11938 2007-03-05 Richard Guenther <rguenther@suse.de>
11939 Dorit Nuzman <dorit@il.ibm.com>
11941 PR tree-optimization/26420
11942 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11943 are no loops in the function. Only print the number of
11944 vectorized loops if it is greater than zero or we are supposed
11945 to print information about unvectorized loops.
11947 2007-03-05 Revital Eres <eres@il.ibm.com>
11949 * gcc.dg/var-expand1.c: New test.
11950 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11951 when an accumulator is expanded.
11953 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11956 * c-common.c (convert_and_check): Don't give warnings for
11957 conversion if 'expr' already overflowed.
11959 2007-03-04 Roger Sayle <roger@eyesopen.com>
11961 PR middle-end/30744
11962 * fold-const.c (fold_comparison): Enforce type consistency when
11963 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11965 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11967 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11968 containing a cast to the base of TARGET_MEM_REF.
11970 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11972 * tree.c (tree_contains_struct_check_failed): Remove spurious
11973 whitespace from error message.
11975 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11978 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11979 instead of precision.
11981 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11982 Nathan Sidwell <nathan@codesourcery.com>
11984 * emit-rtl.c (find_auto_inc): New.
11985 (try_split): recreate REG_INC notes,
11986 Use regular for loops rather than whiles.
11988 2007-03-03 Andreas Schwab <schwab@suse.de>
11990 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11991 * configure: Regenerate.
11993 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11995 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11996 flag_rounding_math, not flag_unsafe_math_optimizations.
11998 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12000 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12001 alpha_fold_vector_minmax): Likewise.
12002 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12003 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12005 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12007 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12008 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12009 if the lhs has side-effects.
12010 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12012 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12014 * config/i386/i386.h (TUNEMASK): Remove define.
12015 (ARCHMASK): Remove define.
12016 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12017 Use ix86_arch_mask variable instead of ARCHMASK.
12018 * config/i386/i386.c (override_options): Ditto.
12019 (standard_80387_constant_p): Ditto.
12021 2007-03-02 Ian Lance Taylor <iant@google.com>
12023 Used signed infinities in VRP.
12024 * tree-vrp.c (uses_overflow_infinity): New static function.
12025 (supports_overflow_infinity): New static function.
12026 (make_overflow_infinity): New static function.
12027 (negative_overflow_infinity): New static function.
12028 (positive_overflow_infinity): New static function.
12029 (is_negative_overflow_infinity): New static function.
12030 (is_positive_overflow_infinity): New static function.
12031 (is_overflow_infinity): New static function.
12032 (overflow_infinity_range_p): New static function.
12033 (compare_values_warnv): New function split out of compare_values.
12034 (compare_value): Call it.
12035 (set_value_range_to_nonnegative): Add overflow_infinity
12036 parameter. Change caller.
12037 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12039 (vrp_expr_computes_nonzero): Likewise.
12040 (compare_ranges, compare_range_with_value): Likewise.
12041 (compare_name_with_value, compare_names): Likewise.
12042 (vrp_evaluate_conditional): Likewise.
12043 (set_value_range): Handle infinity
12044 (vrp_operand_equal_p, operand_less_p): Likewise.
12045 (extract_range_from_assert): Likewise.
12046 (vrp_int_const_binop): Likewise.
12047 (extract_range_from_binary_expr): Likewise.
12048 (extract_range_from_unary_expr): Likewise.
12049 (extract_range_from_comparison): Likewise.
12050 (extract_range_from_expr): Likewise.
12051 (dump_value_range): Likewise.
12052 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12053 (test_for_singularity): Likewise.
12054 (vrp_int_const_binop): Remove inline qualifier.
12055 (adjust_range_with_scev): Add comment.
12056 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12058 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12060 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12061 (get_constraint_for): Likewise.
12062 (do_structure_copy): Likewise.
12063 (find_func_aliases): Fix references to MODIFY_EXPR.
12064 (intra_create_variable_infos): Tidy.
12065 * tree-ssa-operands.c (add_virtual_operand): Add argument
12067 When adding members of alias sets, if IS_CALL_SITE is true and
12068 the symbol is not call-clobbered, skip it.
12069 Adjust all callers.
12071 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12073 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12074 entry by means of emit_insn_at_entry.
12076 2007-03-02 Richard Henderson <rth@redhat.com>
12078 * expr.h (promoted_input_arg): Remove decl.
12079 * function.c (promoted_input_arg): Merge into ...
12080 * combine.c (setup_incoming_promotions): ... only caller.
12081 Rearrange to avoid double loop.
12083 2007-03-02 Ben Elliston <bje@au.ibm.com>
12084 Peter Bergner <bergner@vnet.ibm.com>
12085 Janis Johnson <janis187@us.ibm.com>
12087 * config/rs6000/dfp.md: New file.
12088 * config/rs6000/rs6000.md: Include dfp.md.
12089 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12090 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12091 and TDmode decimal float modes in FP registers.
12092 (num_insns_constant): Likewise.
12093 (rs6000_legitimate_offset_address_p): Likewise.
12094 (rs6000_legitimize_address): Likewise.
12095 (rs6000_legitimize_reload_address): Likewise.
12096 (rs6000_legitimate_address): Likewise.
12097 (rs6000_emit_move): Likewise.
12098 (function_arg_boundary): Likewise.
12099 (function_arg_advance): Likewise.
12100 (rs6000_darwin64_record_arg_recurse): Likewise.
12101 (function_arg): Likewise.
12102 (rs6000_gimplify_va_arg): Likewise.
12103 (rs6000_split_multireg_move): Likewise.
12104 (rs6000_output_function_epilogue): Likewise.
12105 (rs6000_output_function_epilogue): Likewise.
12106 (rs6000_register_move_cost): Likewise.
12107 (rs6000_function_value): Likewise.
12108 (rs6000_libcall_value): Likewise.
12110 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12112 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12114 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12116 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12117 Use $MULTIDIR to choose between the kernel and RTP headers,
12118 and use $WIND_BASE and $WIND_USR to locate them.
12120 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12122 * config/i386/i386.c (override_options): Put initialization of
12123 ix86_tune_mask and ix86_arch_mask to the correct place.
12125 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12126 Michael Meissner <michael.meissner@amd.com>
12129 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12130 (ARCHMASK): Define.
12131 (TARGET_CMOVE): Use ARCHMASK.
12132 (TARGET_CMPXCHG): Ditto.
12133 (TARGET_CMPXCHG8B): Ditto.
12134 (TARGET_XADD): Ditto.
12135 (TARGET_BSWAP): Ditto.
12136 * config/i386/i386.c (ix86_tune_mask): New global variable.
12137 (ix86_arch_mask): Ditto.
12138 (override_options): Initialize ix86_tune_mask and
12139 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12142 2007-03-02 Ben Elliston <bje@au.ibm.com>
12145 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12147 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12149 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12150 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12151 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12152 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12154 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12155 rs6000_init_dwarf_reg_sizes_extra): New.
12156 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12157 SPE register high parts.
12159 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12161 * Makefile.in: Add install-pdf target as
12162 copied from automake v1.10 rules.
12163 * configure.ac: Add install-pdf to target list.
12164 * configure: Regenerate.
12166 2007-03-01 Paul Brook <paul@codesourcery.com>
12168 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12169 modes to LDRD for DImode.
12170 (output_move_double): Fixup out of range ldrd/strd.
12171 (vfp_secondary_reload_class): Rename...
12172 (coproc_secondary_reload_class): ... to this. Add wb argument.
12173 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12174 coproc_secondary_reload_class for CLASS_IWMMXT.
12175 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12176 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12178 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12180 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12181 unroll factor by the estimated number of iterations.
12182 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12183 than prefetch latency.
12185 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12186 decode_caches_intel, detect_caches_intel): New functions.
12187 (host_detect_local_cpu): Use detect_caches_amd and
12188 detect_caches_intel.
12190 2007-03-01 Richard Henderson <rth@redhat.com>
12192 * expr.c (emit_move_complex_push): Export.
12193 (emit_move_complex_parts): Split out from ...
12194 (emit_move_complex): ... here.
12195 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12196 * config/i386/i386.md (movcdi): New.
12198 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12200 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12201 size of mode1 to check for tieable modes in MMX case.
12203 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12205 * Makefile.in (rtlanal.o): Depend on tree.h.
12206 * rtl.h (offset_within_section_p, split_const): Declare.
12207 * rtlanal.c: Include tree.h.
12208 (offset_within_block_p): New function, taken from
12209 mips_offset_within_object_p.
12210 (split_const): New function, taken from mips_split_const.
12211 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12213 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12214 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12215 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12216 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12217 (m68k_illegitimate_symbolic_constant_p): New function.
12218 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12219 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12220 symbolic constant that might be outside the symbol's section,
12221 move the symbol first and then add the offset.
12222 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12224 * config/mips/mips.c (mips_split_const): Delete.
12225 (mips_offset_within_object_p): Delete.
12226 (mips_symbolic_constant_p): Use offset_within_section_p and
12227 split_const instead of mips_offset_within_object_p and
12229 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12230 (mips_legitimize_const_move, print_operand_reloc)
12231 (mips_dangerous_for_la25_p): Use split_const instead of
12234 2007-02-28 Eric Christopher <echristo@apple.com>
12236 * Makefile.in (install-include-dir): Don't rm -rf include.
12238 2007-02-28 Richard Guenther <rguenther@suse.de>
12240 PR middle-end/30364
12241 * fold-const.c (fold_binary): Do not associate expressions
12242 with more than one variable for integer types that do not wrap.
12244 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12246 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12247 Delete, and replace with...
12248 (fold_builtin_call_array): This. Update callers to use it.
12249 * fold-const.c (fold_build_call_list): Delete, and replace with...
12250 (fold_build_call_array): This.
12251 (fold_build_call_list_initializer): Delete, and replace with...
12252 (fold_build_call_array_initializer): This.
12253 * tree.h: Update declarations to reflect above changes.
12255 * c-typeck.c (build_function_call): Store converted arguments
12256 in a stack-allocated array instead of building a list.
12257 (convert_arguments): Store arguments in the array passed in as an
12258 argument, and return the actual number of arguments.
12259 * c-format.c: (check_function_format): Pass arguments in an
12260 array instead of a list.
12261 * c-common.c (check_function_nonnull): Likewise.
12262 (check_function_sentinel): Likewise.
12263 (check_function_arguments): Likewise.
12264 * c-common.h: Update declarations to reflect above changes.
12266 2007-02-28 Jan Hubicka <jh@suse.cz>
12268 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12269 PRED_NEGATIVE_RETURN): Update outcomes.
12271 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12273 * calls.c (emit_library_call_value_1): Handle partial registers
12274 correctly when building up CALL_INSN_FUNCTION_USAGE.
12276 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12278 * pa/predicates.md (move_src_operand): Allow zero for mode.
12279 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12282 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12285 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12286 *movv2df_internal): Enable pattern only for valid operand
12288 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12289 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12291 2007-02-27 Mike Stump <mrs@apple.com>
12293 * config/darwin-crt3.c: Avoid compilation when compiling for a
12296 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12298 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12300 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12301 for fixed headers and limits.h.
12302 (install-include-dir, install-headers-tar, install-headers-cpio,
12303 install-headers-cp, real-install-headers-tar,
12304 real-install-headers-cpio, real-install-headers-cp): Handle
12305 include-fixed as well as include.
12306 (install-mkheaders): Don't install files that go only in include
12308 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12309 from GCC_INCLUDE_DIR.
12310 * gcc.c (process_command): Remove special -BstageN/ handling.
12311 (do_spec_1): Add include-fixed directories.
12313 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12315 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12317 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12319 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12322 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12324 * c-common.c (get_priority): Add check for
12325 SUPPORTS_INIT_PRIORITY.
12327 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12329 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12331 * config/bfin/bfin.c: Include "cfglayout.h".
12332 (MAX_LSETUP_DISTANCE): New macro.
12333 (struct loop_info): New members incoming, incoming_src and
12334 incoming_dest. Delete member predecessor.
12335 (length_for_loop): New function.
12336 (bfin_optimize_loop): Handle more different loop structures.
12337 (bfin_discover_loop): Rework detection of predecessor blocks by
12338 examining incoming edges.
12339 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12341 (bfin_reorder_loops): New function.
12342 (bfin_reorg_loops): Use these three new functions.
12344 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12345 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12346 (CONSTRAINT_LEN): Add entry for 'q'.
12347 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12348 Add 'q' constraints.
12349 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12350 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12352 * config/bfin/bfin.md (add_with_carry): New pattern.
12353 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12354 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12355 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12356 support unsigned multiplies too. Removed incorrect commutativity from
12357 operand 1 constraint where appropriate.
12358 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12360 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12361 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12363 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12364 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12365 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12366 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12367 usmulhisi_hh_huh): New patterns.
12369 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12370 lshifthi3): Fix output template to use half reg for operand 2.
12372 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12375 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12377 2007-02-27 Andreas Schwab <schwab@suse.de>
12379 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12381 2007-02-27 Jan Hubicka <jh@suse.cz>
12383 * predict.c (last_basic_block_p): Remove.
12384 (tree_estimate_probability): Update return heuristic for commonized
12387 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12389 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12391 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12393 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12394 * doc/cpp.texi: Standardize title page.
12395 * doc/cppinternals.texi: Likewise.
12396 * doc/gcc.texi: Standardize title page, remove version number
12397 from copyright page.
12398 * doc/gccint.texi: Likewise.
12399 * doc/install.texi: Standardize title page, add table of
12402 2007-02-26 Jan Hubicka <jh@suse.cz>
12404 * predict.def: Set outcomes according to more recent results.
12405 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12406 Remove dead predictors.
12407 * predict.c (return_prediction): Fix pasto.
12409 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12411 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12412 change; avoid a memory leak when returning early.
12414 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12416 * c-decl.c (static_ctors): Move to c-common.c.
12417 (static_dtors): Likewise.
12418 (finish_function): Use c_record_cdtor_fn.
12419 (build_cdtor): Move to c-common.c.
12420 (c_write_global_declarations): Use c_build_cdtor_fns.
12421 * c-common.h (static_ctors): Declare.
12422 (static_dtors): Likewise.
12423 (c_record_cdtor_fn): Likewise.
12424 (c_build_cdtor_fns): Likewise.
12425 * c-common.c (static_ctors): New variable.
12426 (static_dtors): Likewise.
12427 (c_record_cdtor_fn): New function.
12428 (build_cdtor): Move from c-decl.c
12429 (c_build_cdtor_fns): New function.
12431 * output.h (assemble_addr_to_section): Declare.
12432 (get_cdtor_priority_section): Likewise.
12433 * varasm.c (assemble_addr_to_section): New function.
12434 (get_cdtor_priority_section): Likewise.
12435 (default_named_section_asm_out_destructor): Use them.
12436 (destor_dtor_section_asm_out_destructor): Likewise.
12437 (default_named_section_asm_out_constructor): Likewise.
12438 (default_ctor_section_asm_out_constructor): Likewise.
12439 * config.gcc (*-*-vxworks*): Include vxworks.o.
12440 * config/t-vxworks (vxworks.o): New target.
12441 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12442 (TARGET_ASM_CONSTRUCTOR): Define.
12443 (TARGET_ASM_DESTRUCTOR): Likewise.
12444 (vxworks_asm_out_constructor): Declare.
12445 (vxworks_asm_out_destructor): Likewise.
12447 * c-common.c (get_priority): Check that we have not just an
12448 INTEGER_CST, but an integer constant with integeral type.
12450 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12452 PR tree-optimization/30938
12453 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12454 use &dt[nargs-1] instead of &dt[nargs] in the call to
12455 vect_is_simple_use().
12457 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12459 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12460 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12461 Do not attempt to handle MEM inside auto-inc expressions.
12462 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12463 of a register modified by an auto-inc expression. However, do handle
12464 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12465 (elimination_effects): Prohibit elimination of a register modified
12466 by an auto-inc expression. Disable register elimination rules whose
12467 target register is modified by an auto-inc expression with variable
12470 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12472 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12474 (array_at_struct_end_p): New function.
12475 (idx_infer_loop_bounds): Use it.
12476 (estimate_numbers_of_iterations_loop): Export.
12477 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12478 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12479 (tree_estimate_probability): Call record_loop_exits.
12480 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12481 (estimated_loop_iterations, estimated_loop_iterations_int,
12482 estimated_loop_iterations_tree): New functions.
12483 (analyze_siv_subscript_cst_affine,
12484 compute_overlap_steps_for_affine_1_2,
12485 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12486 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12487 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12488 (PRED_LOOP_ITERATIONS_GUESSED): New.
12489 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12490 * cfgloop.h (estimate_numbers_of_iterations_loop,
12491 estimated_loop_iterations_int): Declare.
12493 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12495 * doc/extend.texi: Document optional priority argument to
12496 constructors and destructors.
12497 * tree.c (init_priority_for_decl): Adjust GTY markers.
12498 (init_ttree): Use priority-info hash functions for
12499 init_priority_for_decl.
12500 (tree_map_eq): Rename to ...
12501 (tree_map_base_eq): ... this.
12502 (tree_map_marked_p): Rename to ...
12503 (tree_map_base_marked_p): ... this.
12504 (tree_map_base_hash): New function.
12505 (decl_init_priority_lookup): Rework.
12506 (decl_fini_priority_lookup): New function.
12507 (decl_priority_info): New function.
12508 (decl_init_priority_insert): Use it.
12509 (decl_fini_priority_insert): Likewise.
12510 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12512 (decl_restrict_base_insert): Likewise.
12513 (decl_debug_expr_insert): Likewise.
12514 (decl_value_expr_lookup): Likewise.
12515 (decl_value_expr_insert): Likewise.
12516 * tree.h (priority_type): New type.
12517 (decl_init_priority_lookup): Use priority_type.
12518 (decl_fini_priority_lookup): New function.
12519 (decl_init_priority_insert): Use priority_type.
12520 (decl_fini_priority_insert): New function.
12521 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12522 (DECL_INIT_PRIORITY): Likewise.
12523 (SET_DECL_INIT_PRIORITY): Add comment.
12524 (DECL_FINI_PRIORITY): New macro.
12525 (SET_DECL_FINI_PRIORITY): Likewise.
12526 (DEFAULT_INIT_PRIORITY): Document.
12527 (MAX_INIT_PRIORITY): Likewise.
12528 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12529 (tree_map_base): New type.
12530 (tree_map_base_eq): New function.
12531 (tree_map_base_hash): Likewise.
12532 (tree_map_base_marked_p): Likewise.
12533 (tree_map): Inherit from tree_map_base.
12534 (tree_map_eq): Make it a macro.
12535 (tree_map_marked_p): Likewise.
12536 (tree_int_map): Inherit from tree_map_base.
12537 (tree_int_map_eq): Make it a macro.
12538 (tree_int_map_hash): Likewise.
12539 (tree_int_map_marked_p): Likewise.
12540 (tree_priority_map): New type.
12541 (tree_priority_map_eq): New macro.
12542 (tree_priority_map_hash): Likewise.
12543 (tree_priority_map_marked_p): Likewise.
12544 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12546 (emutls_common_1): Likewise.
12547 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12548 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12549 of tree_map hierarchy.
12550 * tree-cfg.c (move_stmt_r): Likewise.
12551 (new_label_mapper): Likewise.
12552 * c-tree.h (c_expand_body): Move to ...
12553 * c-common.h (c_expand_body): ... here.
12554 * c-decl.c (c_expand_body): Move to ...
12555 * c-common.c (c_expand_body): ... here.
12556 (c_common_attribute_table): Allow 1 argument for the constructor
12557 and destructor attributes.
12558 (get_priority): New function.
12559 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12560 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12562 2007-02-24 Jan Hubicka <jh@suse.cz>
12564 PR middle-end/30509
12565 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12566 copying for inlining.
12568 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12569 Jan Hubicka <jh@suse.cz>
12572 * i386.c (counter_mode): New function.
12573 (expand_set_or_movmem_via_loop): Use it.
12574 (expand_movmem_epilogue): Likewise; fix pasto.
12575 (ix86_expand_movmem): Do emit guard even for constant counts.
12576 (ix86_expand_setmem): Likewise.
12578 2007-02-25 Nick Clifton <nickc@redhat.com>
12580 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12581 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12583 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12586 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12587 count argument with 0x10, not with 0x16.
12588 (expand_setmem_epilogue): Ditto.
12590 2007-02-24 Mike Stump <mrs@apple.com>
12592 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12595 2007-02-24 Richard Guenther <rguenther@suse.de>
12597 PR middle-end/30951
12598 * fold-const.c (fold_binary): Fold x +- CST op x for
12599 EQ_EXPR and NE_EXPR.
12601 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12603 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12605 2007-02-24 Jan Hubicka <jh@suse.cz>
12607 * cgraphunit.c (decide_is_function_needed): Honor
12608 -fkeep-inline-functions.
12610 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12612 * builtins.c (fold_builtin_modf): New.
12613 (fold_builtin_2): Use it.
12615 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12617 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12618 (determine_max_iter): Take additional LOOP arg; all callers changed.
12619 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12620 one using simplifications.
12621 (simplify_using_initial_values): Return if the expression becomes
12622 invalid due to altered regs.
12624 2007-02-23 DJ Delorie <dj@redhat.com>
12626 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12628 2007-02-23 Mike Stump <mrs@apple.com>
12630 * tlink.c (scan_linker_output): Parse linker messages from
12631 darwin9's linker better.
12633 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12636 * varpool.c (varpool_assemble_pending_decls): Set
12637 varpool_last_needed_node to null.
12639 2007-02-23 DJ Delorie <dj@redhat.com>
12641 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12642 alignment bigger than the object file can handle.
12644 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12647 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12648 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12649 (*movsf_1): Penalize MMX moves.
12651 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12653 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12654 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12656 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12658 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12660 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12661 (fold_builtin_1): Use them.
12662 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12663 BUILT_IN_SIGNIFICAND.
12665 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12667 * config/i386/i386.c (bdesc_1arg): Initialize
12668 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12669 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12670 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12671 and IX86_BUILTIN_MOVSLDUP.
12673 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12675 PR rtl-optimization/30841
12676 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12678 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12680 * builtins.c (fold_builtin_frexp): New.
12681 (fold_builtin_2): Use it.
12683 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12685 * doc/invoke.texi (Spec Files): Document getenv spec function.
12687 * gcc.c (getenv_spec_function): New function.
12688 (static_spec_functions): Add it.
12689 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12690 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12693 2007-02-22 Michael Matz <matz@suse.de
12696 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12697 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12699 2007-02-22 Ian Lance Taylor <iant@google.com>
12702 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12703 (mem_loc_descriptor): Call it.
12705 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12706 Ira Rosen <irar@il.ibm.com>
12708 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12710 2007-02-22 Ira Rosen <irar@il.ibm.com>
12712 PR tree-optimization/30843
12713 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12714 stores only after all the group is vectorized.
12716 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12718 PR tree-optimization/30858
12719 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12720 in the reduction cycle have a single use in the loop.
12721 * tree-vectorizer.h (relevant): Add documentation.
12723 2007-02-20 Mike Stump <mrs@apple.com>
12725 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12726 * configure: Regenerate.
12728 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12730 Change the defaults of some parameters and options.
12731 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12732 * config/spu/spu.c (spu_optimization_options): Add.
12733 (spu_override_options): Change params in spu_optimization_options.
12734 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12736 Register 127 is only 16 byte aligned when used as a frame pointer.
12737 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12738 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12739 HARD_FRAME_POINTER_REGNUM.
12740 (spu_legitimate_address): Use regno_aligned_for_reload.
12741 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12742 aligned when frame_pointer_needed is true.
12743 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12745 * config/spu/spu.h (INIT_EXPANDERS): Define.
12747 Make sure shift and rotate instructions have valid immediate operands.
12748 * config/spu/predicates.md (spu_shift_operand): Remove.
12749 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12750 * config/spu/constraints.md (W, O): Extend range.
12751 * config/spu/spu.md (umask, nmask): Define.
12752 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12753 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12754 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12755 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12756 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12757 (lshr<mode>3_reg): Fix rtl description.
12759 Make sure mulhisi immediate operands are valid.
12760 * config/spu/predicates.md (imm_K_operand): Add.
12761 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12763 Generate constants using fsmbi and andi.
12764 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12765 (print_operand, spu_split_immediate, classify_immediate,
12766 fsmbi_const_p): Handle IC_FSMBI2.
12768 Correctly handle a CONST_VECTOR containing symbols.
12769 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12770 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12771 (immediate_load_p): Allow symbols that use 2 instructions to create.
12772 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12773 with symbols when flag_pic is set.
12774 (const_vector_immediate_p): New.
12775 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12776 accept a CONST_VECTOR with symbols.
12777 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12778 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12780 * config/spu/spu.md (high, low): Delete.
12781 (low_<mode>): Define.
12783 Remove INTRmode and INTR_REGNUM, which didn't work.
12784 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12786 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12787 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12788 peephole2 pattern): Don't use INTR or 131.
12789 (movintrcc): Delete.
12790 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12791 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12792 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12793 (UNSPEC_SET_INTR): Add.
12794 * config/spu/spu-modes.def (INTR): Remove.
12796 More accurate warnings about run-time relocations.
12797 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12799 Correctly warn about immediate arguments to specific intrinsics.
12800 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12801 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12802 the instruction predicate.
12804 Fix tree check errors with latest update.
12805 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12807 (spu_expand_builtin): Use CALL_EXPR_FN.
12809 Add missing specific intrinsics.
12810 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12812 * config/spu/spu_internals.h: Ditto.
12814 Fix incorrect operand modifiers.
12815 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12816 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12818 Optimize one case of zero_extend of a vec_select.
12819 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12821 Accept any immediate for hbr.
12822 * config/spu/spu.md (hbr): Change s constraints to i.
12824 2007-02-21 Paul Brook <paul@codesourcery.com>
12826 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12827 condexec_count when skipping USE and CLOBBER.
12829 2007-02-21 Nick Clifton <nickc@redhat.com>
12831 * common.opt (Warray-bounds): Add Warning attribute.
12832 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12834 (fsized-zeroes): Add Optimization attribute.
12835 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12836 * c.opt (Wc++0x-compat): Add Warning attribute.
12838 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12840 PR middle-end/30761
12841 * reload1.c (eliminate_regs_in_insn): In the single_set special
12842 case, attempt to re-recognize the insn before falling back to
12843 having reload fix it up.
12845 2007-02-20 Eric Christopher <echristo@gmail.com>
12847 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12848 Rewrite accordingly.
12849 (frv_read_iacc_argument): Ditto.
12850 (frv_expand_set_builtin): Take a call instead of arglist, update for
12852 (frv_expand_unop_builtin): Ditto.
12853 (frv_expand_binop_builtin): Ditto.
12854 (frv_expand_cut_builtin): Ditto.
12855 (frv_expand_binopimm_builtin): Ditto.
12856 (frv_expand_voidbinop_builtin): Ditto.
12857 (frv_expand_int_void2arg): Ditto.
12858 (frv_expand_prefetches): Ditto.
12859 (frv_expand_voidtriop_builtin): Ditto.
12860 (frv_expand_voidaccop_builtin): Ditto.
12861 (frv_expand_load_builtin): Ditto.
12862 (frv_expand_store_builtin): Ditto.
12863 (frv_expand_mdpackh_builtin): Ditto.
12864 (frv_expand_mclracc_builtin): Ditto.
12865 (frv_expand_mrdacc_builtin): Ditto.
12866 (frv_expand_mwtacc_builtin): Ditto.
12867 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12870 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12872 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12873 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12875 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12876 point instructions.
12877 * configure: Regenerate.
12878 * config.in: Regenerate.
12879 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12880 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12881 masks to power6 and power6x and to POWERPC_MASKS.
12882 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12884 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12885 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12886 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12887 Access PROTOTYPE as variable, not mask.
12889 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12891 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12892 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12893 * combine.c (adjust_for_new_dest): Use it.
12894 * postreload.c (reload_combine): Likewise.
12896 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12898 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12899 notes on an insn with multiple sets, even if single_set returns
12900 non-NULL for that insn.
12902 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12904 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12905 scalbn and scalbln.
12907 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12909 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12910 if user didn't pass it.
12911 * config/i386/darwin.h (CC1_SPEC): Likewise.
12912 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12913 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12914 -mmacosx-version-min.
12916 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12917 Uros Bizjak <ubizjak@gmail.com>
12919 * optabs.h (enum optab_index): Add new OTI_scalb.
12920 (scalb_optab): Define corresponding macro.
12921 * optabs.c (init_optabs): Initialize scalb_optab.
12922 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12924 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12925 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12926 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12927 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12928 flag_unsafe_math_optimizations is set.
12930 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12931 to implement scalbf, scalb and scalbl built-ins as inline x87
12934 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12935 DJ Delorie <dj@redhat.com>
12938 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12939 (diagnostic_report_diagnostic): ... here, and turn them into real
12940 errors. If warnings are inhibited, no need to do anything.
12942 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12944 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12945 better code generation.
12947 2007-02-20 Ben Elliston <bje@au.ibm.com>
12949 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12951 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12953 * config/alpha/alpha.c, config/alpha/alpha.md,
12954 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12955 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12956 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12957 config/arm/lib1funcs.asm: Follow spelling conventions.
12959 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12960 config/fr30/fr30.md, config/i386/i386.h,
12961 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12962 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12963 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12964 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12965 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12966 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12967 config/sparc/sparc.c, config/sparc/sparc.h,
12968 config/sparc/sparc.md, config/spu/constraints.md,
12969 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12972 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12975 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12978 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12980 * doc/invoke.texi (-ftree-lrs): Remove.
12982 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12984 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12987 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12989 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12990 new CALL_EXPR_FN macro for retrieving the function
12991 declaration of the input expression.
12993 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12995 * c.opt (Waddress): New.
12996 * common.opt (Walways-true): Delete.
12997 (Wstring-literal-comparison): Delete.
12998 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12999 -Wstring-literal-comparison. Add -Waddress.
13001 (Walways-true): Delete.
13002 (Wstring-literal-comparison): Delete.
13003 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13004 consistently instead of -Walways-true in example.
13005 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13006 * c-typeck.c (parser_build_binary_op): Replace
13007 -Wstring-literal-comparison and -Walways-true with -Waddress.
13008 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13011 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13013 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13014 without DECL_STRUCT_FUNCTION initialized.
13016 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13018 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13019 due to calls to functions taking pointers as parameters.
13021 2007-02-19 Richard Henderson <rth@redhat.com>
13024 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13027 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13029 * config/s390/s390.c (s390_call_saved_register_used,
13030 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13031 accessed to the new scheme.
13033 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13035 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13036 (cris_print_index, cris_print_operand, cris_print_operand_address)
13037 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13038 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13039 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13040 GET_CODE () == xxx.
13041 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13042 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13043 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13044 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13045 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13046 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13047 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13048 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13049 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13050 (uminsi3, call, call_value): Ditto.
13051 (define_split: indir_to_reg_split, unnamed): Ditto.
13053 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13055 PR tree-optimization/30975
13056 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13059 2007-02-18 Eric Christopher <echristo@gmail.com>
13061 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13062 Remove use of arglist.
13063 (mips_expand_builtin): Remove use of arglist, pass in expr.
13064 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13065 (mips_expand_builtin_movtf): Ditto.
13066 (mips_expand_builtin_compare): Ditto.
13068 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13070 * tree-sra.c (sra_build_assignment): Replace assertion
13071 checking with a comment explaining why it can't be done.
13073 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13075 PR middle-end/30833
13076 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13077 during CALL_EXPR representation conversion.
13078 * tree-ssa-propagate.c (set_rhs): Likewise.
13080 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13082 * tree-sra.c (sra_build_assignment): Disable assertion checking
13085 2007-02-18 Roger Sayle <roger@eyesopen.com>
13087 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13088 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13089 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13091 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13092 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13093 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13094 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13095 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13096 force_gimple_operand): Likewise.
13097 * ipa-cp.c (constant_val_insert): Likewise.
13098 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13099 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13100 perfect_nestify): Likewise.
13101 * langhooks.c (lhd_omp_assignment): Likewise.
13102 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13103 lower_copyprivate_clauses, lower_send_clauses,
13104 lower_send_shared_vars, expand_parallel_call,
13105 expand_omp_for_generic, expand_omp_for_static_nochunk,
13106 expand_omp_for_static_chunk, expand_omp_sections,
13107 lower_omp_single_copy, lower_omp_for_lastprivate,
13108 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13109 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13110 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13113 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13115 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13116 config/sh/sh.md: Follow spelling conventions.
13118 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13119 config/frv/predicates.md: Follow spelling conventions.
13121 * config/m68k/linux-unwind.h: Fix a comment typo.
13122 * target.h: Follow spelling conventions.
13124 2007-02-18 Roger Sayle <roger@eyesopen.com>
13126 PR rtl-optimization/28173
13127 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13128 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13129 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13130 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13131 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13133 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13135 * builtins.c (fold_builtin_load_exponent): New.
13136 (fold_builtin_2): Use it.
13138 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13140 PR rtl-optimization/30773
13141 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13142 if we fail to attach a REG_EQUIV note.
13144 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13145 Roger Sayle <roger@eyesopen.com>
13147 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13149 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13151 * calls.c (initialize_argument_information): Pass original EXP
13152 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13153 code to split complex arguments here, as part of initializing the
13155 (expand_call): Remove code that builds a list of arguments and
13156 inserts implicit arguments into it. Instead, just count how many
13157 implicit arguments there will be so we can determine the size of
13158 the ARGS array, and let initialize_argument_information do the work.
13159 (split_complex_values): Delete unused function.
13161 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13163 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13165 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13167 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13168 for arg pointer based indexed addressing.
13170 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13172 * config/ia64/ia64.h, config/ia64/ia64.md,
13173 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13174 spelling conventions.
13176 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13178 * config/m68k/m68k.c (split_di): New.
13179 * config/m68k/m68k-protos.h: Declare split_di.
13180 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13181 Improve predicate handling and split constant shifts.
13183 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13185 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13186 parameter for register bitfield operations, general predicates
13189 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13191 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13192 * config/m68k/linux-unwind.h: New file.
13194 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13196 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13197 config/i386/athlon.md, config/ia64/ia64.md,
13198 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13199 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13200 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13201 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13202 tree-vect-transform.c: Fix comment typos.
13204 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13206 * sched-deps.c (find_insn_list): Remove.
13207 * sched-int.h: Remove the prototype for find_insn_list.
13209 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13211 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13213 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13214 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13215 darwin_rs6000_override_options.
13216 (C_COMMON_OVERRIDE_OPTIONS): Expect
13217 darwin_macosx_version_min to be non-NULL always.
13218 (TARGET_C99_FUNCTIONS): Likewise.
13219 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13220 (DARWIN_MINVERSION_SPEC): New.
13221 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13222 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13224 (DARWIN_MINVERSION_SPEC): New.
13225 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13227 * config/darwin-c.c (darwin_cpp_builtins): Expect
13228 darwin_macosx_version_min to be non-NULL always.
13230 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13232 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13234 * config/i386/i386.h (x86_use_xchgb): New.
13235 (TARGET_USE_XCHGB): New macro.
13236 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13237 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13238 Split after reload into bswaphi for shifts of 8.
13239 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13240 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13241 or when optimizing for size.
13243 2007-02-16 Richard Guenther <rguenther@suse.de>
13244 Christian Bruel <christian.bruel@st.com>
13246 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13247 DECLs but prefer SSA_NAMEs over DECLs.
13249 2007-02-16 Richard Guenther <rguenther@suse.de>
13251 * tree-flow-inline.h (single_imm_use_p): Remove.
13252 (zero_imm_uses_p): Likewise.
13253 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13254 instead of single_imm_use_p.
13255 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13258 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13261 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13262 nested double- and backquotes.
13264 2007-02-15 Roger Sayle <roger@eyesopen.com>
13266 PR middle-end/30391
13267 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13268 should be unreachable.
13269 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13270 For the time being redirect GIMPLE_MODIFY_STMT to the new
13271 (renamed) build_gimple_modify_stmt_stat.
13272 (build2_gimple_stat): Rename to...
13273 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13274 Always build a GIMPLE_MODIFY_STMT node.
13275 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13276 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13279 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13280 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13281 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13282 expand_complex_div_wide): Likewise.
13283 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13284 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13285 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13286 * tree-ssa-loop-manip.c (create_iv): Likewise.
13287 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13288 abs_replacement): Likewise.
13289 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13290 realify_fake_stores): Likewise.
13292 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13293 node rather than a GIMPLE_MODIFY_STMT node.
13294 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13295 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13297 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13298 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13299 GIMPLE_MODIFY_STMT.
13301 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13303 PR middle-end/30433
13304 * fold-const.c (fold_comparison): Add back the
13305 folding of constant complex comparisions.
13307 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13309 PR middle-end/30729
13310 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13311 effects unknown to this function, return early.
13313 2007-02-15 Ian Lance Taylor <iant@google.com>
13315 * lower-subreg.c (move_eh_region_note): New static function.
13316 (resolve_simple_move): Call it.
13317 (decompose_multiword_subregs): Track blocks for which we resolve a
13318 simple move which is also a control flow insn. Pass them to
13319 find_many_sub_basic_blocks.
13320 (pass_lower_subreg): Add TODO_verify_flow.
13321 (pass_lower_subreg2): Likewise.
13323 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13324 Brooks Moses <brooks.moses@codesourcery.com>
13325 Lee Millward <lee.millward@codesourcery.com>
13327 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13328 (VL_EXP_CLASS_P): New.
13329 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13331 (TREE_OPERAND_CHECK_CODE): Likewise.
13332 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13333 (TREE_RTL_OPERAND_CHECK): Likewise.
13334 (tree_operand_check_failed): Make second parameter the whole tree
13335 instead of its code. Fixed callers.
13336 (VL_EXP_CHECK): New.
13337 (TREE_OPERAND_LENGTH): New.
13338 (VL_EXP_OPERAND_LENGTH): New.
13339 (CALL_EXPR_FN): New.
13340 (CALL_EXPR_STATIC_CHAIN): New.
13341 (CALL_EXPR_ARGS): New.
13342 (CALL_EXPR_ARG): New.
13343 (call_expr_nargs): New.
13344 (CALL_EXPR_ARGP): New.
13345 (build_nt_call_list): Declare.
13346 (build_vl_exp_stat): Declare.
13347 (build_vl_exp): New.
13348 (build_call_list): Declare.
13349 (build_call_nary): Declare.
13350 (build_call_valist): Declare.
13351 (build_call_array): Declare.
13352 (call_expr_arg): Declare.
13353 (call_expr_argp): Declare.
13354 (call_expr_arglist): Declare.
13355 (fold_build_call_list): Declare.
13356 (fold_build_call_list_initializer): Declare.
13357 (fold_call_expr): Declare to replace fold_builtin.
13358 (fold_builtin_fputs): Update to agree with modified definition.
13359 (fold_builtin_strcpy): Likewise.
13360 (fold_builtin_strncpy): Likewise.
13361 (fold_builtin_memory_chk): Likewise.
13362 (fold_builtin_stxcpy_chk): Likewise.
13363 (fold_builtin_strncpy_chk): Likewise.
13364 (fold_builtin_next_arg): Likewise.
13365 (fold_build_call_expr): Declare.
13366 (fold_builtin_call_list): Declare.
13367 (fold_builtin_call_valist): Declare.
13368 (build_call_expr): Declare.
13369 (validate_arglist): Update to agree with modified definition.
13370 (tree_operand_length): New.
13371 (call_expr_arg_iterator): New.
13372 (init_call_expr_arg_iterator): New.
13373 (next_call_expr_arg): New.
13374 (first_call_expr_arg): New.
13375 (more_call_expr_args_p): New.
13376 (FOR_EACH_CALL_EXPR_ARG): New.
13378 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13379 and tcc_gimple_stmt.
13380 (tree_code_size): Update documentation. Use sizeof (tree) rather
13381 than sizeof (char *).
13382 (tree_size): Likewise. Add case for tcc_vl_exp.
13383 (tree_node_structure): Add case for tcc_vl_exp.
13384 (contains_placeholder_p): Likewise.
13385 (substitute_in_expr): Likewise.
13386 (substitute_placeholder_in_expr): Likewise.
13387 (stabilize_reference_1): Likewise.
13388 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13389 to diagnose breakage of this interface for constructing CALL_EXPRs.
13390 (build_nt): Add similar assertion here.
13391 (build_nt_call_list): New.
13392 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13393 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13395 (get_callee_fndecl): Use new CALL_EXPR accessors.
13396 (tree_operand_check_failed): Change parameters to pass entire node
13397 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13398 (process_call_operands): New.
13399 (build_vl_exp_stat): New.
13400 (build_call_list): New.
13401 (build_call_nary): New.
13402 (build_call_valist): New.
13403 (build_call_array): New.
13404 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13405 (call_expr_arglist): New.
13407 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13408 tcc_vl_exp instead of a fixed-size tcc_expression.
13410 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13411 accessors for CALL_EXPRs.
13412 (AGGR_INIT_EXPR): Likewise.
13414 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13415 Brooks Moses <brooks.moses@codesourcery.com>
13416 Lee Millward <lee.millward@codesourcery.com>
13418 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13419 (expand_builtin_nonlocal_goto): Change parameter to be entire
13420 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13421 (expand_builtin_prefetch): Likewise.
13422 (expand_builtin_classify_type): Likewise.
13423 (mathfn_built_in): Return NULL_TREE instead of 0.
13424 (expand_errno_check): Use new CALL_EXPR accessors.
13425 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13426 Return NULL_RTX instead of 0.
13427 (expand_builtin_mathfn_2): Likewise.
13428 (expand_builtin_mathfn_3): Likewise.
13429 (expand_builtin_interclass_mathfn): Likewise.
13430 (expand_builtin_sincos): Likewise.
13431 (expand_builtin_cexpi): Likewise.
13432 (expand_builtin_int_roundingfn): Likewise.
13433 (expand_builtin_int_roundingfn_2): Likewise.
13434 (expand_builtin_pow): Likewise.
13435 (expand_builtin_powi): Likewise.
13436 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13437 of arglist, fixing callers appropriately. Use new CALL_EXPR
13438 accessors and constructors. Return NULL_RTX instead of 0.
13439 (expand_builtin_strstr): Likewise.
13440 (expand_builtin_strchr): Likewise.
13441 (expand_builtin_strrchr): Likewise.
13442 (expand_builtin_strpbrk): Likewise.
13443 (expand_builtin_memcpy): Likewise.
13444 (expand_builtin_mempcpy): Likewise.
13445 (expand_builtin_mempcpy_args): New.
13446 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13447 (expand_builtin_memmove_args): New.
13448 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13449 (expand_movstr): Likewise.
13450 (expand_builtin_strcpy): Likewise.
13451 (expand_builtin_strcpy_args): New.
13452 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13453 (expand_builtin_strncpy): Likewise.
13454 (expand_builtin_memset): Likewise.
13455 (expand_builtin_memset_args): New.
13456 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13457 (expand_builtin_memcmp): Likewise.
13458 (expand_builtin_strcmp): Likewise.
13459 (expand_builtin_strncmp): Likewise.
13460 (expand_builtin_strcat): Likewise.
13461 (expand_builtin_strncat): Likewise.
13462 (expand_builtin_strspn): Likewise.
13463 (expand_builtin_strcspn): Likewise.
13464 (expand_builtin_args_info): Likewise.
13465 (expand_builtin_va_start): Likewise.
13466 (gimplify_va_arg_expr): Likewise.
13467 (expand_builtin_va_end): Likewise.
13468 (expand_builtin_va_copy): Likewise.
13469 (expand_builtin_frame_address): Likewise.
13470 (expand_builtin_alloca): Likewise.
13471 (expand_builtin_bswap): Likewise.
13472 (expand_builtin_unop): Likewise.
13473 (expand_builtin_fputs): Likewise.
13474 (expand_builtin_expect): Likewise.
13475 (expand_builtin_fabs): Likewise.
13476 (expand_builtin_copysign): Likewise.
13477 (expand_builtin_printf): Likewise.
13478 (expand_builtin_fprintf): Likewise.
13479 (expand_builtin_sprintf): Likewise.
13480 (expand_builtin_init_trampoline): Likewise.
13481 (expand_builtin_signbit): Likewise.
13482 (expand_builtin_fork_or_exec): Likewise.
13483 (expand_builtin_sync_operation): Likewise.
13484 (expand_builtin_compare_and_swap): Likewise.
13485 (expand_builtin_lock_test_and_set): Likewise.
13486 (expand_builtin_lock_release): Likewise.
13487 (expand_builtin): Likewise.
13488 (builtin_mathfn_code): Likewise.
13490 (fold_builtin_constant_p): Pass call arguments individually instead
13491 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13492 accessors and constructors. Return NULL_TREE instead of 0.
13493 (fold_builtin_expect): Likewise.
13494 (fold_builtin_classify_type): Likewise.
13495 (fold_builtin_strlen): Likewise.
13496 (fold_builtin_nan): Likewise.
13497 (integer_valued_real_p): Likewise.
13498 (fold_trunc_transparent_mathfn): Likewise.
13499 (fold_fixed_mathfn): Likewise.
13500 (fold_builtin_cabs): Likewise.
13501 (fold_builtin_sqrt): Likewise.
13502 (fold_builtin_cbrt): Likewise.
13503 (fold_builtin_cos): Likewise.
13504 (fold_builtin_cosh): Likewise.
13505 (fold_builtin_tan): Likewise.
13506 (fold_builtin_sincos): Likewise.
13507 (fold_builtin_cexp): Likewise.
13508 (fold_builtin_trunc): Likewise.
13509 (fold_builtin_floor): Likewise.
13510 (fold_builtin_ceil): Likewise.
13511 (fold_builtin_round): Likewise.
13512 (fold_builtin_int_roundingfn): Likewise.
13513 (fold_builtin_bitop): Likewise.
13514 (fold_builtin_bswap): Likewise.
13515 (fold_builtin_logarithm): Likewise.
13516 (fold_builtin_hypot): Likewise.
13517 (fold_builtin_pow): Likewise.
13518 (fold_builtin_powi): Likewise.
13519 (fold_builtin_exponent): Likewise.
13520 (fold_builtin_memset): Likewise.
13521 (fold_builtin_bzero): Likewise.
13522 (fold_builtin_memory_op): Likewise.
13523 (fold_builtin_bcopy): Deleted; call site changed to invoke
13524 fold_builtin_memory_op directly.
13525 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13526 (fold_builtin_strncpy): Likewise.
13527 (fold_builtin_memcmp): Likewise.
13528 (fold_builtin_strcmp): Likewise.
13529 (fold_builtin_strncmp): Likewise.
13530 (fold_builtin_signbit): Likewise.
13531 (fold_builtin_copysign): Likewise.
13532 (fold_builtin_isascii): Likewise.
13533 (fold_builtin_toascii): Likewise.
13534 (fold_builtin_isdigit): Likewise.
13535 (fold_builtin_fabs): Likewise.
13536 (fold_builtin_abs): Likewise.
13537 (fold_builtin_fmin_fmax): Likewise.
13538 (fold_builtin_carg): Likewise.
13539 (fold_builtin_classify): Likewise.
13540 (fold_builtin_unordered_cmp): Likewise.
13542 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13543 New functions split out from fold_builtin_1.
13544 (fold_builtin_n): New.
13545 (fold_builtin_varargs): New.
13546 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13548 (fold_call_expr): New.
13549 (build_function_call_expr): Rewrite to use new helper function.
13550 (fold_builtin_call_list): New.
13551 (build_call_expr): New.
13552 (fold_builtin_call_valist): New.
13553 (rewrite_call_expr): New.
13554 (validate_arg): New.
13555 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13556 of an arglist. Change return type to bool. Use new CALL_EXPR
13559 (fold_builtin_strstr): Pass call arguments individually instead
13560 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13561 accessors and constructors. Return NULL_TREE instead of 0.
13562 (fold_builtin_strchr): Likewise.
13563 (fold_builtin_strrchr): Likewise.
13564 (fold_builtin_strpbrk): Likewise.
13565 (fold_builtin_strcat): Likewise.
13566 (fold_builtin_strncat): Likewise.
13567 (fold_builtin_strspn): Likewise.
13568 (fold_builtin_strcspn): Likewise.
13569 (fold_builtin_fputs): Likewise.
13570 (fold_builtin_next_arg): Likewise.
13571 (fold_builtin_sprintf): Likewise.
13573 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13574 NULL_RTX instead of 0.
13575 (expand_builtin_memory_chk): Likewise.
13576 (maybe_emit_chk_warning): Likewise.
13577 (maybe_emit_sprintf_chk_warning): Likewise.
13579 (fold_builtin_object_size): Pass call arguments individually instead
13580 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13581 accessors and constructors. Return NULL_TREE instead of 0.
13582 (fold_builtin_memory_chk): Likewise.
13583 (fold_builtin_stxcpy_chk): Likewise.
13584 (fold_builtin_strncpy_chk): Likewise.
13585 (fold_builtin_strcat_chk): Likewise.
13586 (fold_builtin_strcat_chk): Likewise.
13587 (fold_builtin_strncat_chk): Likewise.
13588 (fold_builtin_sprintf_chk): Likewise.
13589 (fold_builtin_snprintf_chk): Likewise.
13590 (fold_builtin_printf): Likewise.
13591 (fold_builtin_vprintf): Likewise.
13593 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13595 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13596 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13597 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13598 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13599 (fold_unary): Likewise.
13600 (fold_binary): Likewise.
13601 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13602 ternary expressions.
13603 (fold): Add logic for tcc_vl_exp.
13604 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13605 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13606 (fold_build3_stat): Add assertion to flag broken interface for
13607 constructing CALL_EXPRs.
13608 (fold_build_call_list): New.
13609 (fold_build_call_list_initializer): New.
13610 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13612 (fold_strip_sign_ops): Likewise.
13614 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13615 Brooks Moses <brooks.moses@codesourcery.com>
13616 Lee Millward <lee.millward@codesourcery.com>
13618 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13619 accessors and dump arguments explicitly.
13621 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13623 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13625 (print_call_name): Use new CALL_EXPR accessors.
13627 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13628 CALL_EXPR arguments explicitly instead of as a list. Use
13629 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13631 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13632 (vrp_visit_stmt): Likewise.
13634 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13635 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13637 (force_move_till_expr): Likewise.
13639 * targhooks.c (default_external_stack_protect_fail): Use
13640 build_call_expr instead of build_function_call_expr.
13641 (default_hidden_stack_protect_fail): Likewise.
13643 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13646 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13647 and walk arguments explicitly.
13649 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13650 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13651 (expand_simple_operations): Likewise.
13652 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13654 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13655 of TREE_CODE_LENGTH.
13656 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13658 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13659 instead of TREE_CODE_LENGTH.
13661 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13662 (tree_ic_transform): Likewise.
13663 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13664 parameter instead of arglist. Fix callers.
13665 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13666 (tree_stringops_transform): Likewise.
13667 (tree_indirect_call_to_profile): Likewise.
13668 (tree_stringops_values_to_profile): Likewise.
13670 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13671 (eliminate_tail_call): Likewise.
13673 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13675 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13676 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13678 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13680 * omp-low.c (build_omp_barrier): Use build_call_expr.
13681 (lower_rec_input_clauses): Likewise.
13682 (lower_reduction_clauses): Likewise.
13683 (expand_parallel_call): Likewise.
13684 (maybe_catch_exception): Likewise.
13685 (expand_omp_for_generic): Likewise.
13686 (expand_omp_for_static_nochunk): Likewise.
13687 (expand_omp_sections): Likewise.
13688 (lower_omp_single_simple): Likewise.
13689 (lower_omp_single_copy): Likewise.
13690 (lower_omp_master): Likewise.
13691 (lower_omp_ordered): Likewise.
13692 (lower_omp_critical): Likewise.
13694 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13695 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13697 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13698 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13699 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13701 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13702 and generalize to handle any number of operands.
13703 (chrec_contains_undetermined): Likewise.
13704 (tree_contains_chrecs): Likewise.
13705 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13707 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13709 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13710 fold_call_expr instead of fold_builtin.
13711 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13712 match declarations there.
13713 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13716 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13717 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13719 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13720 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13722 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13725 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13726 (execute_cse_sincos): Use new CALL_EXPR accessors.
13728 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13730 * gimple-low.c (lower_function_body): Use build_call_expr.
13731 (lower_builtin_setjmp): Likewise.
13733 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13734 (set_storage_via_libcall): Likewise.
13735 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13736 instead of TREE_CODE_LENGTH.
13737 (expand_expr_real_1): Use new CALL_EXPR accessors.
13739 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13740 generalize to handle any number of operands.
13741 (TB_parent_eq): Likewise.
13743 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13744 (strip_builtin_expect): Likewise.
13746 * function.c (gimplify_parameters): Use build_call_expr.
13748 * tree-vectorizer.c (vect_is_simple_reduction): Use
13749 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13751 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13752 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13754 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13757 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13758 (gimplify_decl_expr): Likewise.
13759 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13760 Use new CALL_EXPR iterators.
13761 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13762 (gimplify_modify_expr_to_memset): Likewise.
13763 (gimplify_variable_sized_compare): Likewise.
13764 (gimplify_omp_atomic_fetch_op): Likewise.
13765 (gimplify_omp_atomic_pipeline): Likewise.
13766 (gimplify_omp_atomic_mutex): Likewise.
13767 (gimplify_function_tree): Likewise.
13769 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13770 (call_expr_flags): Likewise.
13771 (expand_call): Likewise.
13773 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13774 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13777 * coverage.c (create_coverage): Use build_call_expr.
13779 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13780 (temp_call_expr_obstack): New.
13781 (pool_copy_list): Delete.
13782 (temp_copy_call_expr): New.
13783 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13784 CALL_EXPR accessors. Get rid of special goo for copying argument
13785 lists and use temp_copy_call_expr instead.
13786 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13787 CALL_EXPR accessors.
13788 (create_expression_by_pieces): Likewise. Use build_call_array
13789 to construct the result instead of fold_build3.
13790 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13791 dealing with argument lists.
13792 (init_pre): Remove references to expression_node_pool and
13793 list_node_pool. Init temp_call_expr_obstack instead.
13794 (fini_pre): Remove references to expression_node_pool and
13797 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13798 and walk arguments explicitly instead of as a list.
13800 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13801 (mx_register_decls): Likewise.
13802 (mudflap_register_call): Likewise.
13803 (mudflap_finish_file): Likewise.
13805 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13806 (ipa_callsite_compute_param): Likewise.
13808 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13809 accessors and constructor.
13811 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13812 accessors and constructor.
13813 (convert_tramp_reference): Likewise.
13814 (convert_call_expr): Likewise.
13815 (finalize_nesting_tree_1): Likewise.
13817 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13820 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13822 * tree-inline.c (initialize_inlined_parameters): Pass entire
13823 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13825 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13826 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13828 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13829 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13830 (vectorizable_reduction): Likewise.
13831 (vectorizable_call): Use new CALL_EXPR iterators.
13832 (vectorizable_conversion): Use build_call_expr.
13833 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13834 (vect_gen_widened_results_half): Use build_call_expr.
13835 (vect_setup_realignment): Likewise.
13836 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13838 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13839 (pass_through_call): Likewise.
13840 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13843 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13844 (tree_gen_pow2_profiler): Likewise.
13845 (tree_gen_one_value_profiler): Likewise.
13846 (tree_gen_ic_func_profiler): Likewise.
13847 (tree_gen_average_profiler): Likewise.
13848 (tree_gen_ior_profiler): Likewise.
13850 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13851 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13852 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13854 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13855 of TREE_CODE_LENGTH.
13857 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13858 of TREE_CODE_LENGTH.
13860 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13862 (convert_to_integer): Likewise.
13864 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13867 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13868 Brooks Moses <brooks.moses@codesourcery.com>
13869 Lee Millward <lee.millward@codesourcery.com>
13871 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13873 * config/frv/frv.c (frv_expand_builtin): Likewise.
13874 * config/s390/s390.c (s390_expand_builtin): Likewise.
13876 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13877 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13879 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13880 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13881 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13882 (ix86_expand_store_builtin): Likewise.
13883 (ix86_expand_unop_builtin): Likewise.
13884 (ix86_expand_unop1_builtin): Likewise.
13885 (ix86_expand_sse_compare): Likewise.
13886 (ix86_expand_sse_comi): Likewise.
13887 (ix86_expand_vec_init_builtin): Likewise.
13888 (ix86_expand_vec_ext_builtin): Likewise.
13889 (ix86_expand_vec_set_builtin): Likewise.
13890 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13892 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13893 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13895 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13896 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13897 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13899 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13901 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13902 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13903 arglist. Use new CALL_EXPR accessors. Fix callers.
13904 (altivec_expand_abs_builtin): Likewise.
13905 (rs6000_expand_binop_builtin): Likewise.
13906 (altivec_expand_predicate_builtin): Likewise.
13907 (altivec_expand_lv_builtin): Likewise.
13908 (spe_expand_stv_builtin): Likewise.
13909 (altivec_expand_stv_builtin): Likewise.
13910 (rs6000_expand_ternop_builtin): Likewise.
13911 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13912 (altivec_expand_st_builtin): Likewise.
13913 (altivec_expand_dst_builtin): Likewise.
13914 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13915 arglist. Use new CALL_EXPR accessors. Fix callers.
13916 (altivec_expand_vec_set_builtin): Likewise.
13917 (altivec_expand_vec_ext_builtin): Likewise.
13918 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13919 (spe_expand_builtin): Likewise.
13920 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13921 arglist. Use new CALL_EXPR accessors. Fix callers.
13922 (spe_expand_evsel_builtin): Likewise.
13923 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13924 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13926 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13927 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13928 (arm_expand_unop_builtin): Likewise.
13929 (arm_expand_builtin): Use new CALL_EXPR accessors.
13931 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13934 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13935 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13937 (bfin_expand_unop_builtin): Likewise.
13938 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13940 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13941 Brooks Moses <brooks.moses@codesourcery.com>
13942 Lee Millward <lee.millward@codesourcery.com>
13944 * c-semantics.c (build_stmt): Add internal diagnostic check.
13946 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13947 accessors. Print arguments explicitly instead of as a list.
13949 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13951 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13952 (c_finish_omp_flish): Likewise.
13954 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13955 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13956 instead of TREE_CODE_LENGTH.
13957 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13958 (c_warn_unused_result): Likewise.
13960 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13963 * doc/invoke.texi (Warning Options): Remove
13964 -Werror-implicit-function-declaration.
13965 (Wimplicit-function-declaration): Update description.
13966 * opts.c (common_handle_option): Move handling of -Werror=* to...
13967 (enable_warning_as_error): ...here.
13968 * opts.h (enable_warning_as_error): Declare.
13969 * c-decl.c (implicit_decl_warning): Unless
13970 -Wno-implicit-function-declaration is given, emit a pedwarn if
13971 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13972 * c.opt (Wimplicit-function-declaration): Replace
13973 mesg_implicit_function_declaration with
13974 warn_implicit_function_declaration.
13975 * c-opts.c (c_common_handle_option):
13976 -Werror-implicit-function-declaration is exactly equal as
13977 -Werror=implicit-function-declaration.
13978 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13979 warn_implicit_function_declaration.
13980 (c_common_post_options): -Wimplict-function-declaration is enabled
13981 by default by -std=c99, otherwise is disabled by default.
13982 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13984 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13986 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13987 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13988 former is ignored but not the latter.
13990 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13992 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13993 is made and the reference doesn't use the alias set of its type,
13994 do not create the temporary using that type.
13996 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13998 * jump.c: Remove prototypes for delete_computation and
13999 delete_prior_computation.
14001 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14003 * jump.c (get_label_after): Delete.
14004 (get_label_before, delete_computation, delete_jump,
14005 delete_prior_computation, follow_jumps): Move...
14006 * reorg.c (delete_computation, delete_prior_computation): ... here...
14007 (get_label_before, delete_jump): ... making these static ...
14008 (follow_jumps): ... and simplifying this since it only runs after
14010 * rtl.h (get_label_after, get_label_before, delete_jump,
14011 follow_jumps): Delete prototypes.
14013 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14015 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14017 2007-02-15 Nick Clifton <nickc@redhat.com>
14019 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14020 order to prevent it from being munged by the target.
14022 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14024 * config/i386/i386.md: Remove misleading comment.
14026 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14028 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14029 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14032 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14034 * tree-sra.c (instantiate_missing_elements): Canonicalize
14036 (sra_build_assignment): New.
14037 (generate_copy_inout, generate_element_copy,
14038 generate_element_zero, generate_one_element_init): Use it.
14040 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14042 * tree-sra.c (instantiate_missing_elements): Canonicalize
14044 (sra_build_assignment): New.
14045 (generate_copy_inout, generate_element_copy,
14046 generate_element_zero, generate_one_element_init): Use it.
14048 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14050 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14053 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14055 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14056 types as aggregates not scalars.
14057 * function.c (assign_stack_temp_for_type): Likewise.
14059 2007-02-14 Roger Sayle <roger@eyesopen.com>
14060 Zdenek Dvorak <dvorakz@suse.cz>
14062 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14065 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14067 * passes.c (next_pass_1): Clear the next field of the copied
14070 2007-02-14 Richard Henderson <rth@redhat.com>
14072 * tree-sra.c (early_sra): New.
14073 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14074 (tree_sra_early, pass_sra_early): New.
14075 * tree-pass.h (pass_sra_early): Declare.
14076 * passes.c (init_optimization_passes): Use it.
14078 2007-02-14 Richard Guenther <rguenther@suse.de>
14080 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14082 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14084 PR tree-optimization/30771
14085 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14087 (vect_analyze_operations): Induction phis can now be marked as
14089 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14090 Update documentation accordingly.
14092 2007-02-14 Nick Clifton <nickc@redhat.com>
14094 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14095 most 3 arguments are supported.
14096 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14098 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14100 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14101 Ensure dst->current is valid.
14103 2007-02-13 Paul Brook <paul@codesourcery.com>
14105 * config.gcc: Add arm*-*-uclinux-*eabi.
14106 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14107 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14108 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14109 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14110 (LINK_SPEC): Define.
14111 (LIB_SPEC): Define.
14112 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14114 * config/arm/uclinux-eabi.h: New file.
14115 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14116 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14119 2007-02-13 Ian Lance Taylor <iant@google.com>
14121 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14122 * flags.h (warn_strict_overflow): Declare.
14123 (enum warn_strict_overflow_code): Define.
14124 (issue_strict_overflow_warning): New static inline function.
14125 * opts.c (warn_strict_overflow): New variable.
14126 (common_handle_option): Handle OPT_Wstrict_overflow and
14127 OPT_Wstrict_overflow_.
14128 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14130 * fold-const.c: Include intl.h.
14131 (fold_deferring_overflow_warnings): New static variable.
14132 (fold_deferred_overflow_warning): New static variable.
14133 (fold_deferred_overflow_code): New static variable.
14134 (fold_defer_overflow_warnings): New function.
14135 (fold_undefer_overflow_warnings): New function.
14136 (fold_undefer_and_ignore_overflow_warnings): New function.
14137 (fold_deferring_overflow_warnings_p): New function.
14138 (fold_overflow_warning): New static function.
14139 (make_range): Add strict_overflow_p parameter. Change all
14141 (extract_muldiv, extract_muldiv_1): Likewise.
14142 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14143 tree_expr_nonnegative_p.
14144 (fold_negate_expr): Call fold_overflow_warning.
14145 (fold_range_test): Likewise.
14146 (fold_comparison): Likewise.
14147 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14148 instead of tree_expr_nonnegative_p.
14149 (tree_expr_nonnegative_warnv_p): Rename from
14150 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14151 (tree_expr_nonnegative_p): New function.
14152 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14153 strict_overflow_p parameter.
14154 (tree_expr_nonzero_p): New function.
14155 * passes.c (verify_interpass_invariants): New static function.
14156 (execute_one_pass): Call it.
14157 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14159 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14160 (estimate_numbers_of_iterations): Likewise.
14161 (scev_probably_wraps_p): Likewise.
14162 * tree-ssa-ccp.c: Include "toplev.h".
14163 (evaluate_stmt): Defer fold overflow warnings until we know we are
14165 (struct fold_stmt_r_data): Add stmt field.
14166 (fold_stmt_r): Defer fold overflow warnings until we know we
14168 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14169 (fold_stmt_inplace): Likewise.
14170 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14171 (cleanup_control_expr_graph): Defer fold overflow warnings until
14172 we know we are going to optimize.
14173 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14174 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14176 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14177 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14178 * tree-ssa-loop-manip.c (create_iv): Likewise.
14179 * c-typeck.c (build_conditional_expr): Likewise.
14180 (build_binary_op): Likewise.
14181 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14182 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14183 (extract_range_from_unary_expr): Likewise.
14184 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14185 assuming that signed overflow does not occur.
14186 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14187 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14188 (fold_defer_overflow_warnings): Declare.
14189 (fold_undefer_overflow_warnings): Declare.
14190 (fold_undefer_and_ignore_overflow_warnings): Declare.
14191 (fold_deferring_overflow_warnings_p): Declare.
14192 (tree_expr_nonzero_warnv_p): Declare.
14193 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14194 of warning options.
14195 (Warning Options): Document -Wstrict-overflow.
14196 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14197 (tree-ssa-ccp.o): Likewise.
14198 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14199 (fold-const.o): Depend on intl.h.
14201 2007-02-13 Ian Lance Taylor <iant@google.com>
14203 PR middle-end/30751
14204 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14207 2007-02-13 Stuart Hastings <stuart@apple.com>
14209 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14211 2007-02-13 Richard Henderson <rth@redhat.com>
14213 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14214 handled_component_p before looking for the indirect_ref.
14216 2007-02-13 Richard Henderson <rth@redhat.com>
14218 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14219 remove flags clobber.
14220 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14221 (bswaphi_lowpart): New.
14222 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14223 remove TARGET_BSWAP test. Delete expander of the same name.
14225 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14226 (expand_unop): Use them.
14228 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14230 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14231 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14232 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14233 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14234 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14235 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14236 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14237 assembler dialect choice from asm templates.
14239 2007-02-12 Richard Henderson <rth@redhat.com>
14241 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14242 (fixuns_trunc<SSEMODEF>si2): Use it.
14243 * config/i386/sse.md (vec_setv4sf_0): Export.
14244 * config/i386/i386.c (ix86_build_const_vector): Export.
14245 (ix86_split_convert_uns_si_sse): Rename from
14246 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14247 * config/i386/i386-protos.h: Update.
14249 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14252 * c-typeck.c (c_finish_return): Improve warning message.
14254 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14256 * alias.c (find_symbolic_term): Delete unused function.
14258 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14260 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14261 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14262 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14264 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14266 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14267 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14268 the function, temporarily point the debug interface to the null one.
14270 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14272 * dwarf2out.c (round_up_to_align): New static function.
14273 (field_byte_offset): Use it to round the offset.
14275 2007-02-12 Richard Henderson <rth@redhat.com>
14277 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14278 (inswl_const): Export.
14280 2007-02-12 Richard Henderson <rth@redhat.com>
14282 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14283 result mode of the libcall, convert back to outmode.
14285 2007-02-12 Roger Sayle <roger@eyesopen.com>
14287 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14288 (bswapdi2): New define_expand to implement 32-bit implementation.
14290 2007-02-12 Nick Clifton <nickc@redhat.com>
14292 * doc/invoke.texi (Overall Options): Document --help=.
14293 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14294 (cc1_options): Pass --help= on to cc1.
14295 (display_help): Add description of --help=.
14296 (process_command): Add code to handle --help=. Allow translated
14297 --help and --target-help switches to be passed on to compiler
14299 (main): Remove unused if statement.
14300 * opts.c (columns): Remove.
14301 (LEFT_COLUMN): Define.
14302 (wrap_help): Add columns argument.
14303 (print_filtered_help): Change parameters to be an include bitmask,
14304 an exclude bitmask, an any bitmask and the column width. Move the
14305 code to display the params list here. Add code to display the
14306 status of options rather than their descriptions if the quiet flag
14308 (print_specific_help): Change parameters to be an include bitmask,
14309 an exclude bitmask and an any bitmask. Move code to look up the
14310 column width here. Decide upon the title for an options listing.
14311 (common_handle_options): Add code to handle --help=. Adapt code
14312 for --help and --target-help to use the revised form of the
14313 print_specific_help function.
14314 (print_help): Delete.
14315 (print_param_help): Delete.
14316 (print_switch): Delete.
14317 * opts.h (cl_lang_count): Add prototype.
14318 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14319 CL_MAX_OPTION_CLASS): New defines.
14320 * optc-gen.awk: Add construction of cl_lang_count.
14321 * c.opt: Add Warning attribute to warning options and Optimization
14322 attribute to optimization options.
14323 * common.opt: Likewise.
14325 Add -fhelp and -ftarget-help as aliases for the transformed --help
14326 and --target-help options.
14327 * opt-functions.awk: Add code to handle Warning and Optimization
14330 2007-02-12 Richard Henderson <rth@redhat.com>
14332 * config/alpha/constraints.md: New file.
14333 * config/alpha/alpha.c: Include tm-constrs.h.
14334 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14335 alpha_extra_constraint): Remove.
14336 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14337 * config/alpha/alpha-protos.h: Update.
14338 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14339 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14340 (EXTRA_CONSTRAINT): Remove.
14341 * config/alpha/alpha.md: Include constraints.md.
14342 (adddi splitter): Use satisfies_constraint_*.
14343 * config/alpha/predicates.md (add_operand): Likewise.
14344 (sext_add_operand, addition_operation): Likewise.
14346 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14348 PR tree-optimization/29145
14349 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14350 in our handling of restrict qualified pointers.
14352 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14355 * doc/invoke.texi (Wunused-value): Update description.
14356 (Wextra): Delete item.
14357 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14358 value of Wunused-value.
14359 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14360 (c_finish_stmt_expr): Don't check extra_warnings.
14361 (emit_side_effect_warnings): The caller is responsible to check
14364 2007-02-11 Roger Sayle <roger@eyesopen.com>
14365 Matt Thomas <matt@3am-software.com>
14367 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14369 2007-02-11 Roger Sayle <roger@eyesopen.com>
14371 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14372 comparisons of POPCOUNT against zero.
14373 (simplify_const_relational_operation): Likewise.
14375 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14377 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14379 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14381 * dwarf2out.c (root_type): Delete unused function.
14383 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14385 * genattrtab.c (contained_in_p): Delete unused function.
14386 (write_expr_attr_cache): Likewise.
14388 2007-02-11 Jan Hubicka <jh@suse.cz>
14390 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14393 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14395 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14396 to add the REG_EQ* note.
14397 * see.c (see_merge_one_use_extension): Likewise.
14398 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14399 turn REG_EQUAL notes into REG_EQUIV notes if the target
14400 register may have more than one set.
14401 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14402 * gcse.c (try_replace_reg): Likewise.
14403 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14404 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14405 more than one REG_EQUIV note.
14406 * reload1.c (gen_reload): Use set_unique_reg_note.
14408 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14410 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14411 (ix86_builtin_conversion): New function.
14413 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14416 * tree.h (DECL_REPLACEABLE_P): New macro.
14417 * except.c (set_nothrow_function_flags): Likewise.
14419 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14420 Ira Rosen <irar@il.ibm.com>
14421 Dorit Nuzman <dorit@il.ibm.com>
14423 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14424 * targhooks.c (default_builtin_vectorized_conversion): New.
14425 * targhooks.h (default_builtin_vectorized_function): New declaration.
14426 * target.h (struct vectorize): Add builtin_conversion field.
14427 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14428 stmt_vec_info_type value.
14429 (vectorizable_conversion): New declaration.
14430 * tree-vect-analyze.c (vect_analyze_operations): Add
14431 vectorizable_conversion call.
14432 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14433 * tree-vect-transform.c (vectorizable_conversion): New function.
14434 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14435 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14437 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14438 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14439 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14440 or ALTIVEC_BUILTIN_VCFSX.
14442 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14445 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14446 CONST_DOUBLE and operand 0 is a hard register.
14447 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14448 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14449 is a hard floating-point register.
14451 2007-02-10 Richard Henderson <rth@redhat.com>
14452 Jakub Jelinek <jakub@redhat.com>
14453 Alexandre Oliva <aoliva@redhat.com>
14455 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14456 * builtin-types.def (BT_WORD): Make unsigned.
14457 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14458 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14459 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14460 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14461 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14462 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14464 * expr.c (emutls_var_address): New.
14465 (expand_expr_real_1): Expand emulated tls.
14466 (expand_expr_addr_expr_1): Likewise.
14467 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14468 * output.h (emutls_finish): Declare.
14469 * toplev.c (compile_file): Call it.
14470 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14471 address before wrapping in CONST.
14472 * varasm.c (emutls_htab, emutls_object_type): New.
14473 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14474 (get_emutls_object_name, get_emutls_object_type): New.
14475 (get_emutls_init_templ_addr, emutls_decl): New.
14476 (emutls_common_1, emutls_finish): New.
14477 (assemble_variable): When emulating tls, swap decls; generate
14478 constructor for the emutls objects.
14479 (do_assemble_alias): When emulating tls, swap decl and target name.
14480 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14482 * varpool.c (decide_is_variable_needed): Look at force_output.
14483 Recurse for emulated tls.
14484 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14485 with decide_is_variable_needed.
14486 * emutls.c: New file.
14487 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14488 tls_object for real tls.
14490 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14492 PR rtl-optimization/29599
14493 * reload1.c (eliminate_regs_in_insn): Take the destination
14494 mode into account when computing the offset.
14496 2007-02-09 Stuart Hastings <stuart@apple.com>
14497 Richard Henderson <rth@redhat.com>
14499 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14500 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14501 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14502 fixuns_truncdfhi2): New.
14503 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14504 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14505 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14506 (floatunssidf2): Allow nonimmediate source.
14507 * config/i386/sse.md (movdi_to_sse): New.
14508 (vec_concatv2di): Drop '*'.
14509 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14510 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14511 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14513 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14514 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14515 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14516 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14517 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14518 ix86_build_const_vector.
14519 (x86_emit_floatuns): Rewrite.
14521 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14523 * genautomata.c (longest_path_length): Delete unused function.
14524 (struct state): Delete unused longest_path_length.
14525 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14526 (get_free_state): Delete unused.
14528 2007-02-09 Jan Hubicka <jh@suse.cz>
14530 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14531 * doc/invoke.texi (inline-unit-growth): Update default value.
14533 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14534 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14535 (rebuild_cgraph_edges): Likewise.
14536 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14537 (dump_cgraph_node): Dump frequencies.
14538 (cgraph_clone_edge): Add frequency scales.
14539 (cgraph_clone_node): Add freuqnecy.
14540 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14541 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14542 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14543 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14544 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14545 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14546 (save_inline_function_body): Likewise.
14547 * ipa-inline.c: inluce rtl.h
14548 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14549 (cgraph_edge_badness): Use frequencies.
14550 (cgraph_decide_recursive_inlining): Update clonning.
14551 (cgraph_decide_inlining_of_small_function): Dump frequency.
14552 * predict.c (estimate_bb_frequencies): Export.
14553 * predict.h (estimate_bb_frequencies): Declare.
14554 * tree-inline.c (copy_bb): Watch overflows.
14555 (expand_call_inline): Update call of cgraph_create_edge.
14556 (optimize_inline_calls): Use TODO flags to update frequnecies.
14557 * passes.h: Include predict.h
14558 (init_optimization_passes): Move profile ahead.
14559 (execute_function_todo): Handle TODO_rebuild_frequencies.
14561 2007-02-09 Roger Sayle <roger@eyesopen.com>
14563 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14564 the insbl or inswl pattern into a register.
14566 2007-02-09 Roger Sayle <roger@eyesopen.com>
14568 * config/ia64/ia64.md (bswapdi2): New define_insn.
14570 2007-02-09 Richard Henderson <rth@redhat.com>
14572 * config/i386/constraints.md (Ym): New constraint.
14573 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14574 (movdi_1_rex64): Split sse and xmm general register moves from
14575 memory move alternatives. Use conditional register constraints.
14576 (movsf_1, movdf_integer): Likewise.
14577 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14578 (movdf_integer_rex64): New.
14579 (pushsf_rex64): Fix output constraints.
14580 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14581 (sse2_stored): Likewise.
14582 (sse2_storeq_rex64): New.
14583 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14584 amd and not generic.
14585 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14586 for optimize_size. Remove SF/DFmode hack.
14588 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14590 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14593 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14594 Richard Sandiford <richard@codesourcery.com>
14596 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14597 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14598 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14599 m68k/t-mlib to tmake_file.
14600 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14601 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14602 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14603 Allow it to be cf or m68k. Set m68k_arch_family. If that
14604 variable is not empty, add t-$m68k_arch_family to tmake_file.
14605 Add t-mlibs to tmake_file.
14606 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14607 * config/m68k/t-cf: New file.
14608 * config/m68k/t-m68k: Likewise.
14609 * config/m68k/t-mlibs: Likewise.
14610 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14611 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14612 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14613 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14614 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14616 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14617 (INSTALL_LIBGCC): Delete.
14618 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14619 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14620 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14621 (M68K_MLIB_CPU): Define.
14622 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14623 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14624 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14626 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14627 Richard Guenther <rguenther@suse.de>
14629 PR middle-end/23361
14630 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14631 against INT_MIN/INT_MAX.
14632 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14633 file if a loop is removed.
14635 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14637 * calls.c (store_one_arg): Pass correct alignment to
14638 emit_push_insn for non-BLKmode values.
14639 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14640 unaligned stack slot via a suitably aligned slot.
14642 2007-02-08 DJ Delorie <dj@redhat.com>
14644 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14646 (legal_subregs): Use unsigned char, make const.
14647 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14649 2007-02-08 Paul Brook <paul@codesourcery.com>
14651 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14652 special interworking needed.
14654 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14656 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14657 conditional to __SSE2__.
14658 (Entries below should have been added to first ChangeLog
14659 entry for amdfam10 dated 2007-02-05)
14660 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14662 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14664 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14667 2007-02-08 DJ Delorie <dj@redhat.com>
14669 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14670 * config/m32c/m32c.c (legal_subregs): New.
14671 (m32c_illegal_subreg_p): New.
14672 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14673 unsupported subregs of hard regs.
14675 2007-02-08 Jan Hubicka <jh@suse.cz>
14677 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14678 the same one; always update histograms.
14680 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14682 * passes.c (init_optimization_passes): Tidy comment.
14684 2007-02-08 Roger Sayle <roger@eyesopen.com>
14686 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14687 strip zero_extend, bswap and rotates from POCOUNT's argument.
14688 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14689 zero_extend and rotates from PARITY's argument.
14690 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14691 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14692 of an integer constant at compile-time.
14694 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14697 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14699 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14702 * tree-ssa-live.c (remove_unused_locals): Do not remove
14703 TREE_ADDRESSABLE variables.
14704 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14705 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14706 FOR_CLOBBER. Update all users.
14707 If VAR has an associated alias set, add a virtual operand for
14708 it if no alias is found to conflict with the memory reference.
14710 2007-02-07 Jan Hubicka <jh@suse.cz>
14711 Robert Kidd <rkidd@crhc.uiuc.edu>
14713 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14715 2007-02-07 Ian Lance Taylor <iant@google.com>
14717 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14719 2007-02-07 Roger Sayle <roger@eyesopen.com>
14721 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14722 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14723 tablejumpdi, movsi_to_cr_one): Remove constraints from
14724 define_expand's match_operands.
14726 2007-02-07 Roger Sayle <roger@eyesopen.com>
14728 * global.c (compute_regsets): Move declatation of "i" inside of
14729 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14731 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14734 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14735 of INDIRECT_REF <RESULT_DECL>.
14737 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14739 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14740 Kaz Kojima <kkojima@gcc.gnu.org>
14743 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14745 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14747 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14749 * doc/loop.texi: Document possibility not to perform disambiguation
14750 of loops with multiple latches.
14751 * cfgloopmanip.c (alp_enum_p): Removed.
14752 (add_loop): Handle subloops. Use get_loop_body_with_size.
14753 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14754 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14755 the new forwarder block.
14756 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14757 Handle the case latch is NULL.
14758 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14759 modifications when marking loop exits.
14760 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14762 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14763 disambiguate_loops_with_multiple_latches.
14764 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14765 before fix_loop_structure.
14766 * cfgloop.c: Include pointer-set.h and output.h.
14767 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14768 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14769 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14770 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14771 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14772 disambiguate_multiple_latches, get_loop_body_with_size,
14773 disambiguate_loops_with_multiple_latches): New functions.
14774 (flow_loop_dump): Dump multiple latch edges.
14775 (flow_loop_nodes_find): Handle loops with multiple latches.
14776 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14777 (glb_enum_p): Modified.
14778 (get_loop_body): Use get_loop_body_with_size.
14779 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14780 (AVOID_CFG_MODIFICATIONS): New constant.
14781 (disambiguate_loops_with_multiple_latches, add_loop,
14782 get_loop_body_with_size): Declare.
14783 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14785 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14787 PR inline-asm/28686
14788 * global.c (compute_regsets): New function.
14789 (global_alloc): Refactored ELIMINABLE_REGSET
14790 and NO_GLOBAL_ALLOC_REGS computation out.
14791 (rest_of_handle_global_alloc): Call compute_regsets()
14792 for non-optimizing case.
14794 2007-02-06 Richard Henderson <rth@redhat.com>
14796 * config/i386/constraints.md (Y2): Rename from Y.
14797 (Yi): New constraint.
14798 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14799 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14800 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14801 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14802 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14803 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14804 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14805 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14806 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14807 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14808 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14809 vec_extractv2si_1): Change Y constraints to Y2.
14810 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14811 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14812 Change Y constraints to Y2.
14813 (sse2_loadld): Change Y constraints to x.
14815 2007-02-06 Roger Sayle <roger@eyesopen.com>
14817 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14818 (parity<mode>2): New define_expand using rs6000_emit_parity.
14819 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14820 rs6000_emit_parity): New functions.
14821 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14822 rs6000_emit_parity): Prototype here.
14824 2007-02-06 Ian Lance Taylor <iant@google.com>
14826 * lower-subreg.c (simple_move_operand): Reject CONST.
14827 (resolve_clobber): Call validate_change rather than directly
14828 assigning to XEXP (pat, 0).
14830 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14832 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14833 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14834 (tree-cfg.o): Remove hashtab.h dependency.
14836 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14837 (struct ivopts_data): Change niters to pointer_map_t.
14838 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14839 (niter_for_exit): Create pointer_map on demand. Change for
14841 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14842 (free_loop_data): Destroy data->niters if created and reset field.
14843 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14844 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14846 * tree-ssa-reassoc.c: Include pointer-set.h.
14847 (bb_rank): Change to long *.
14848 (operand_rank): Change to pointer_map_t.
14849 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14850 (insert_operand_rank): Accept long.
14851 (operand_entry_hash, operand_entry_eq): Remove.
14852 (get_rank): Return long. Adjust for changes above.
14853 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14855 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14857 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14858 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14859 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14861 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14862 directly since it cannot be NULL.
14863 (get_vi_for_tree): Rewrite for pointer_map API.
14864 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14865 (init_alias_vars): Create vi_for_tree as pointer_map.
14866 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14868 * tree-cfg.c: Don't include hashtab.h.
14869 (edge_to_cases): Declare as pointer_map.
14870 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14872 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14873 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14874 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14876 (record_switch_edge): Delete.
14877 (get_cases_for_edge): Adjust for pointer_map API, inline
14878 record_switch_edge (rewritten for new API), remove goto.
14880 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14882 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14883 * tree-nested.c: Include pointer-set.h.
14884 (var_map_elt, var_map_eq, var_map_hash): Delete.
14885 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14886 to pointer_map_t's.
14887 (nesting_info_bitmap_obstack): New.
14888 (lookup_field_for_decl): Adjust for pointer_map API.
14889 (lookup_tramp_for_decl): Adjust for pointer_map API.
14890 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14891 (get_local_debug_decl): Adjust for pointer_map API.
14892 (convert_nl_goto_reference): Adjust for pointer_map API.
14893 (convert_nl_goto_receiver): Adjust for pointer_map API.
14894 (create_nesting_tree): Create outside GGC space. Create bitmap on
14895 the new obstack. Create field_map and var_map as pointer_maps.
14896 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14898 (lower_nested_functions): Move root here, no need to NULL it.
14899 Initialize and release the obstack.
14901 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14903 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14904 Remove prototypes and make them non-static.
14905 (struct tree_int_map): Remove.
14906 * tree.h (struct tree_int_map): Move here, turning TO into an
14908 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14910 * tree.h (TREE_COMPLEXITY): Remove.
14911 (struct tree_exp): Remove complexity field.
14912 * tree.c (build1_stat): Don't set it.
14914 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14915 Victor Kaplansky <victork@il.ibm.com>
14917 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14918 (vect_is_simple_reduction): Support reduction with induction as
14919 one of the operands.
14920 (vect_is_simple_iv_evolution): Fix formatting.
14921 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14922 formatting. Don't mark induction phis for vectorization.
14923 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14924 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14925 (vect_get_vec_def_for_operand): Support induction.
14926 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14928 (vectorizable_reduction): Support reduction with induction as one of
14930 (vectorizable_type_demotion): Use def-type of stmt argument rather
14931 than dummy def-type.
14933 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14934 flag_tree_scev_cprop.
14935 * common.opt (tree-scev-cprop): New flag.
14937 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14938 call to vect_get_new_vect_var.
14940 2007-02-06 Ira Rosen <irar@il.ibm.com>
14942 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14943 vectype is not NULL.
14944 (vect_pattern_recog_1): Likewise.
14946 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14948 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14949 (fold_negate_expr): Likewise.
14951 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14954 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14955 even if cv-qualification is the same.
14957 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14959 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14960 __enable_execute_stack on completion.
14962 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14964 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14965 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14966 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14967 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14968 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14969 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14970 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14971 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14973 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14975 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14976 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14977 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14978 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14979 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14980 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14981 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14982 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14983 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14984 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14985 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14986 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14987 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14988 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14989 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14990 sqrtextenddfxf2_i387): Added amdfam10_decode.
14992 * config/i386/athlon.md (athlon_idirect_amdfam10,
14993 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14994 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14995 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14996 athlon_ivector_store_amdfam10): New define_insn_reservation.
14997 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15000 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15002 * config/i386/athlon.md (athlon_call_amdfam10,
15003 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15004 define_insn_reservation.
15005 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15006 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15007 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15009 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15011 * config/i386/athlon.md (athlon_sseld_amdfam10,
15012 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15013 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15015 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15017 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15018 define_insn_reservation.
15019 * config/i386/i386.md (sseins): Added sseins to define_attr type
15020 and define_attr unit.
15021 * config/i386/sse.md: Set type attribute to sseins for insertq
15024 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15026 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15027 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15028 ssecomi_load_amdfam10, ssecomi_amdfam10,
15029 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15030 define_insn_reservation.
15031 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15033 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15035 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15036 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15037 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15038 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15039 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15040 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15041 define_insn_reservation.
15043 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15044 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15045 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15046 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15047 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15049 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15051 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15052 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15053 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15054 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15055 athlon_ssemul_load_k8): Added amdfam10.
15057 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15059 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15060 (x86_sse_unaligned_move_optimal): New variable.
15062 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15064 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15065 for unaligned vector SSE double/single precision loads for AMDFAM10.
15067 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15069 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15070 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15071 Define TARGET_CPU_DEFAULT_amdfam10.
15072 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15073 (processor_type): Add PROCESSOR_AMDFAM10.
15075 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15076 processor_type in config/i386/i386.h.
15077 Enable imul peepholes for TARGET_AMDFAM10.
15079 * config.gcc: Add support for --with-cpu option for amdfam10.
15081 * config/i386/i386.c (amdfam10_cost): New variable.
15082 (m_AMDFAM10): New macro.
15083 (m_ATHLON_K8_AMDFAM10): New macro.
15084 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15085 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15086 x86_promote_QImode, x86_integer_DFmode_moves,
15087 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15088 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15089 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15090 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15091 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15092 Enable/disable for amdfam10.
15093 (override_options): Add amdfam10_cost to processor_target_table.
15094 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15095 processor_alias_table.
15096 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15097 (ix86_adjust_cost): Add code for amdfam10.
15099 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15101 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15102 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15103 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15104 * config/i386/i386.h: Add builtin definition for SSE4A.
15105 * config/i386/i386.md: Add support for ABM instructions
15106 (popcnt and lzcnt).
15107 * config/i386/sse.md: Add support for SSE4A instructions
15108 (movntss, movntsd, extrq, insertq).
15109 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15110 Add -march=amdfam10 flag.
15111 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15112 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15114 * doc/extend.texi: Add documentation for SSE4A builtins.
15116 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15118 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15120 2007-02-05 Richard Guenther <rguenther@suse.de>
15122 * tree-vectorizer.h (vectorizable_function): Add argument type
15123 argument, change return type.
15124 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15125 * tree-vect-transform.c (vectorizable_function): Handle extra
15126 argument, return vectorized function decl.
15127 (build_vectorized_function_call): Remove.
15128 (vectorizable_call): Handle calls with result and argument types
15129 differing. Handle loop vectorization factor correctly.
15130 * targhooks.c (default_builtin_vectorized_function): Adjust for
15132 * targhooks.h (default_builtin_vectorized_function): Likewise.
15133 * target.h (builtin_vectorized_function): Add argument type
15135 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15136 extra argument, allow vectorizing of lrintf.
15137 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15138 documentation of target hook.
15140 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15143 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15144 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15145 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15147 2007-02-05 Roger Sayle <roger@eyesopen.com>
15149 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15150 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15151 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15152 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15153 before canonicalizing sincos to cexpi.
15154 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15156 2007-02-05 Roger Sayle <roger@eyesopen.com>
15158 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15159 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15160 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15162 2007-02-05 Roger Sayle <roger@eyesopen.com>
15164 * mips-tfile.c (initialize_init_file): Correct endianness test.
15166 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15168 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15169 the 'y' constraint.
15171 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15173 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15174 saves in a PARALLEL before the register assignments.
15176 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15178 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15179 DWARF_FRAME_RETURN_COLUMN to be a general register.
15180 * dwarf2out.c (init_return_column_size): New function, split from...
15181 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15182 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15183 to be nongeneral registers.
15184 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15186 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15187 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15189 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15191 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15193 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15195 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15196 (remove_path): Use can_remove_branch_p and remove_branch instead
15197 of loop_delete_branch_edge.
15198 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15199 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15200 Update profile using scale_dominated_blocks_in_loop.
15201 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15202 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15203 (can_remove_branch_p, remove_branch): Declare.
15204 * tree-cfg.c (tree_can_remove_branch_p): New function.
15205 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15206 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15207 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15209 2007-02-05 Jan Hubicka <jh@suse.cz>
15211 PR middle-end/30696
15212 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15213 nodes in cgraph, don't remove offline copy of the function.
15215 2007-02-04 Jan Hubicka <jh@suse.cz>
15217 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15218 vectors might cause maybe_lookup_element_for_expr to be called
15219 on non-sra-candidate.
15221 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15223 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15224 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15225 spelling conventions.
15227 2007-02-04 Richard Guenther <rguenther@suse.de>
15229 PR middle-end/30636
15230 * fold-const.c (try_move_mult_to_index): Make sure to not
15231 overflow one dimension of a multi-dimensional array access.
15233 2007-02-04 Jan Hubicka <jh@suse.cz>
15235 * passes.c (init_optimization_passes): Reindent.
15237 2007-02-04 Jan Hubicka <jh@suse.cz>
15238 Eric Botcazou <ebotcazou@adacore.com>
15240 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15241 (execute_fixup_cfg): Break out the abnormal goto code.
15242 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15243 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15244 (optimize_inline_calls): Call make_nonlocal_label_edges.
15246 2007-02-04 Jan Hubicka <jh@suse.cz>
15248 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15249 true when something was changed.
15250 (rename_ssa_copies): When something was changed, do
15251 TODO_remove_unused_locals.
15252 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15253 add TODO_remove_unused_locals when instruction was removed.
15255 2007-02-04 Jan Hubicka <jh@suse.cz>
15257 * ipa-inline.c (try_inline): Improve debug output; work on already
15259 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15260 call try_inline for already inlined edges too when flattening;
15261 inline also functions that make callee growth but overall unit size
15264 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15266 * config/m32c/bitops.md, config/m32c/jump.md,
15267 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15268 config/m32r/m32r.h, config/m32r/m32r.md,
15269 config/m32r/predicates.md, config/m68hc11/larith.asm,
15270 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15271 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15272 config/mips/mips-protos.h, config/mips/mips.c,
15273 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15274 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15275 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15276 spelling conventions.
15278 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15279 Follow spelling conventions.
15281 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15283 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15284 warn about C++0x compatibility.
15286 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15288 * config/h8300/h8300.c, config/h8300/h8300.h,
15289 config/h8300/h8300.md: Follow spelling conventions.
15291 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15293 PR middle-end/30667
15294 * combine.c (try_combine): Do not substitute source operand
15295 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15297 2007-02-03 Jan Hubicka <jh@suse.cz>
15299 PR gcov-profile/30650
15300 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15301 do not divide by zero for never executed counters.
15302 (tree_find_values_to_profile): Fix counters.
15303 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15305 2007-02-03 Ian Lance Taylor <iant@google.com>
15307 * lower-subreg.c (simple_move_operand): New static function,
15308 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15310 (simple_move): Call simple_move_operand.
15311 (find_decomposable_subregs): Add special handling of MEMs.
15312 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15313 meaning of return value. If we see a hard register, test whether
15314 it can store a word_mode value. Change all callers.
15316 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15318 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15319 ftrapv insns and expanders.
15320 (subdi3): Change define_expand operand 1 to arith11_operand, and
15321 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15322 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15323 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15326 PR middle-end/30174
15327 * varasm.c (notice_global_symbol): Treat global objects as weak when
15328 flag_shlib is true.
15330 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15332 * emit-rtl.c (dconstpi): Delete.
15333 (dconstsqrt2): New.
15334 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15335 * real.h (dconstpi): Delete.
15336 (dconstsqrt2): New.
15337 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15338 (fold_builtin_hypot): Likewise.
15340 2007-02-03 Tom Tromey <tromey@redhat.com>
15343 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15344 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15346 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15348 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15349 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15350 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15351 config/rs6000/cell.md, config/rs6000/darwin.h,
15352 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15353 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15354 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15355 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15356 typos. Follow spelling conventions.
15357 * doc/invoke.texi: Follow spelling conventions.
15359 2007-02-03 Roger Sayle <roger@eyesopen.com>
15361 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15362 canonicalization transformations that attempt to simplify integer
15363 constant comparisons to become comparisons against zero.
15365 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15367 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15369 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15370 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15372 2007-02-02 Mike Stump <mrs@apple.com>
15374 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15375 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15376 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15377 generate a branch island.
15379 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15381 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15382 (xtensa_legitimate_address_p): New.
15383 (xtensa_legitimize_address): New.
15384 (xtensa_output_addr_const_extra): New.
15385 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15387 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15388 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15389 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15390 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15391 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15392 (xtensa_legitimize_address): New.
15393 (xtensa_output_addr_const_extra): New.
15395 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15397 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15399 2007-02-02 Ian Lance Taylor <iant@google.com>
15401 * expmed.c (expand_divmod): Add comment.
15403 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15405 * emit-rtl.c (renumber_insns): Remove.
15406 * flags.h: Remove the extern for flag_renumber_insns.
15407 * rtl.h: Remove the prototype for renumber_insns.
15408 * toplev.c (flag_renumber_insns): Remove.
15410 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15412 Revert for x86 darwin:
15413 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15415 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15416 code before the following patch under TARGET_MACHO.
15417 (ix86_function_value_regno_p): Likewise.
15419 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15421 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15424 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15427 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15428 loads to general or fp registers. Add comments.
15429 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15431 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15433 * pointer-set.c (insert_aux): Only return insertion slot.
15434 (pointer_set_insert): Adjust.
15435 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15436 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15437 pointer_map_traverse): New.
15438 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15439 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15440 pointer_map_contains, pointer_map_traverse): Declare.
15442 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15444 PR middle-end/30473
15445 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15446 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15448 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15450 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15452 (struct _dep): New type.
15453 (dep_t): New typedef.
15454 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15455 (DEP_STATUS): New access macro. The macro with the same name was
15456 renamed to DEP_LINK_STATUS.
15457 (dep_init): Declare function
15459 (struct _dep_link): New type.
15460 (dep_link_t): New typedef.
15461 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15462 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15463 (DEP_LINK_STATUS): New macro.
15464 (debug_dep_links): New debug function.
15466 (struct _deps_list): New type.
15467 (deps_list_t): New typedef.
15468 (DEPS_LIST_FIRST): New access macro.
15469 (FOR_EACH_DEP_LINK): New cycle macro.
15470 (create_deps_list, free_deps_list, delete_deps_list): Declare
15472 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15473 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15474 (copy_deps_list_change_con): Ditto.
15476 (move_dep_link): Declare function.
15478 (struct _dep_node): New type.
15479 (dep_node_t): New typedef.
15480 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15482 (struct haifa_insn_data.back_deps): New field to hold backward
15483 dependencies of the insn.
15484 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15486 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15487 Change its type to deps_list_t.
15488 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15489 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15490 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15492 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15494 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15496 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15498 (dep_cost): Declare.
15500 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15501 (ds_to_dk, dk_to_ds): New functions.
15503 (init_dep_1): New static function.
15504 (init_dep): New function.
15505 (copy_dep): New static function.
15507 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15509 (detach_dep_link): New static function.
15510 (move_dep_link): New function.
15512 (dep_links_consistent_p, dump_dep_links): New static functions.
15513 (debug_dep_links): New debugging function.
15515 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15517 (alloc_deps_list, init_deps_list): New static functions.
15518 (create_deps_list): New function.
15519 (clear_deps_list): New static function.
15520 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15521 (deps_list_consistent_p, dump_deps_list): New static functions.
15522 (debug_deps_list): New function.
15523 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15525 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15527 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15528 use new scheduler dependencies lists.
15529 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15530 (sched_analyze): Ditto. Initialize dependencies lists.
15531 (add_forw_dep, compute_forward_dependences): Update to use new
15532 scheduler dependencies lists.
15534 (init_dependency_caches): Init deps_obstack.
15535 (free_dependency_caches): Free deps_obstack.
15537 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15538 new scheduler dependencies lists.
15539 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15540 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15542 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15543 Update to use new scheduler dependencies lists.
15544 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15545 (debug_dependencies): Ditto.
15546 (schedule_region): Update comments.
15548 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15549 scheduler dependencies lists.
15550 (schedule_ebb): Update comments.
15552 * rtl.def (DEPS_LIST): Remove.
15554 * lists.c (unused_deps_list): Remove.
15555 (free_list): Update assertions.
15557 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15558 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15560 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15561 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15563 * haifa-sched.c (comments): Update.
15564 (insn_cost1): Remove. Inline the code into insn_cost ().
15565 (insn_cost): Update to use new scheduler dependencies lists. Move
15566 processing of the dependency cost to dep_cost ().
15567 (dep_cost): New function. Use it instead of insn_cost () when
15568 evaluating cost of the dependency. Use compatible interface to
15569 interact with the target.
15570 (priority): Update to use new scheduler dependencies lists.
15571 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15572 with greater number of insns that depend on the insn.
15573 (schedule_insn): Update to use new scheduler dependencies lists. Add
15574 code to free backward dependencies lists. Inline and optimize code
15575 from resolve_dep () - see PR28071.
15576 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15577 lists. Update call to targetm.sched.is_costly_dependence hook.
15579 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15580 scheduler dependencies lists.
15582 (resolve_dep): Remove. Move the logic to schedule_insn ().
15583 (init_h_i_d): Initialize dependencies lists.
15585 (process_insn_depend_be_in_spec): Rename to
15586 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15587 dependencies lists.
15588 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15589 Update to use new scheduler dependencies lists.
15590 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15592 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15593 new scheduler dependencies lists.
15594 (build_intra_loop_deps): Ditto.
15596 * target.h (struct _dep): Declare to use in
15597 gcc_target.sched.is_costly_dependence.
15598 (struct gcc_target.sched.adjust_cost): Fix typo.
15599 (struct gcc_target.sched.is_costly_dependence): Change signature to
15600 use single dep_t parameter instead of an equivalent triad.
15601 (struct gcc_target.sched.adjust_cost_2): Remove.
15603 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15605 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15607 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15609 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15611 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15612 (REG_DEP_TRUE): Document.
15614 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15615 Change signature to correspond to the targetm.sched.adjust_cost hook.
15616 Update use in TARGET_SCHED_ADJUST_COST_2.
15617 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15618 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15619 new scheduler dependencies lists.
15620 (ia64_gen_check): Ditto.
15622 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15623 scheduler dependencies lists.
15625 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15626 signature to correspond to the targetm.sched.is_costly_dependence hook.
15627 (is_costly_group): Update to use new scheduler dependencies lists.
15629 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15630 instead of INSN_COST () macro.
15632 2007-02-01 Ian Lance Taylor <iant@google.com>
15634 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15636 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15638 * pa.md (tp_load): Correct mfctl instruction syntax.
15640 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15642 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15643 altivec_padding_size calculation on AIX. Improve comment, add
15644 assert to verify that it's right.
15646 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15649 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15651 PR inline-asm/28686
15652 * global.c (global_alloc): Add mising initialization of
15655 2007-02-01 Roger Sayle <roger@eyesopen.com>
15657 * alias.c (init_alias_analysis): Correct whitespace.
15658 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15659 partition_hot_cold_basic_blocks): Likewise.
15660 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15661 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15662 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15663 fold_builtin_snprintf_chk, fold_builtin_printf,
15664 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15665 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15666 * cfgcleanup.c (cleanup_cfg): Likewise.
15667 * cfgexpand.c (tree_expand_cfg): Likewise.
15668 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15669 * function.c (get_next_funcdef_no): Likewise.
15670 * gengtype.c (main): Likewise.
15671 * genmodes.c (main): Likewise.
15672 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15673 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15674 * ifcvt.c (noce_emit_move_insn): Likewise.
15675 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15677 * stor-layout.c (get_best_mode): Likewise.
15678 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15679 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15680 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15681 perform_var_substitution, solve_graph): Likewise.
15682 * tree-vrp.c (vrp_finalize): Likewise.
15684 2007-02-01 Ian Lance Taylor <iant@google.com>
15686 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15687 high part of a paradoxical subreg, return a constant zero.
15689 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15691 * toplev.c (lang_dependent_init): Call init_set_costs.
15692 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15694 2007-02-01 Richard Guenther <rguenther@suse.de>
15696 PR middle-end/30656
15697 * fold-const.c (fold_negate_expr): Allow negating a
15698 constant if overflow does not change.
15700 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15702 * doc/c-tree.texi (Expression trees): Improve markup.
15703 * doc/tm.texi (Register Classes, Addressing Modes)
15704 (Floating Point): Fix spacing after abbreviations. Fix some
15707 2007-02-01 Ben Elliston <bje@au.ibm.com>
15709 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15710 * doc/contrib.texi: Likewise.
15711 * doc/install.texi: Likewise.
15713 2007-01-31 Richard Henderson <rth@redhat.com>
15714 Ian Lance Taylor <iant@google.com>
15716 * lower-subreg.c: New file.
15717 * rtl.def (CONCATN): Define.
15718 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15719 pass_lower_subreg2.
15720 * emit-rtl.c (update_reg_offset): New static function, broken out
15721 of gen_rtx_REG_offset.
15722 (gen_rtx_REG_offset): Call update_reg_offset.
15723 (gen_reg_rtx_offset): New function.
15724 * regclass.c: Revert patch of 2006-03-05, restoring
15726 (clear_reg_info_regno): New function.
15727 * dwarf2out.c (concatn_loc_descriptor): New static function.
15728 (loc_descriptor): Handle CONCATN.
15729 * common.opt (fsplit_wide_types): New option.
15730 * opts.c (decode_options): Set flag_split_wide_types when
15732 * timevar.def (TV_LOWER_SUBREG): Define.
15733 * rtl.h (gen_reg_rtx_offset): Declare.
15734 (reg_scan_update): Declare.
15735 * regs.h (clear_reg_info_regno): Declare.
15736 * tree-pass.h (pass_lower_subreg): Declare.
15737 (pass_lower_subreg2): Declare.
15738 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15739 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15740 -fsplit-wide-types.
15741 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15742 * Makefile.in (OBJS-common): Add lower-subreg.o.
15743 (lower-subreg.o): New target.
15745 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15747 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15749 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15752 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15754 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15756 PR middle-end/29335
15757 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15759 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15761 * cfgloop.h: Include vec-prim.h.
15762 (enum li_flags): Remove LI_ONLY_OLD.
15763 (loop_iterator): Changed.
15764 (fel_next, fel_init): Iterate over loop tree.
15765 (FOR_EACH_LOOP_BREAK): New macro.
15766 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15768 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15769 * modulo-sched.c (sms_schedule): Ditto.
15770 * tree-vectorizer.c (vectorize_loops): Ditto.
15771 * doc/loop.texi: Update information on loop numbering and behavior of
15772 FOR_EACH_LOOP wrto new loops.
15773 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15774 add_to_evolution_1): Test nestedness of loops instead of comparing
15776 * tree-chrec.c (chrec_fold_plus_poly_poly,
15777 chrec_fold_multiply_poly_poly, chrec_evaluate,
15778 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15779 reset_evolution_in_loop): Ditto.
15780 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15782 2007-01-31 Dirk Mueller <dmueller@suse.de>
15784 * c-common.c (warn_about_parentheses): Separate warning about
15785 un-parenthized sequence of comparison operators from the one
15786 which is supposed to warn about x <= y <= z.
15788 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15790 * optabs.h (enum optab_index): Add new OTI_isinf.
15791 (isinf_optab): Define corresponding macro.
15792 * optabs.c (init_optabs): Initialize isinf_optab.
15793 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15795 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15796 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15798 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15799 expand_builtin_interclass_mathfn.
15800 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15801 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15802 (fxam<mode>2_i387): New insn pattern.
15803 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15804 built-in functions as x87 inline asm.
15806 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15808 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15810 2007-01-30 Eric Christopher <echristo@apple.com>
15812 * config.gcc: Add geode.
15814 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15816 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15817 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15818 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15819 value-prof.c: Fix comment typos.
15821 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15824 * doc/invoke.texi (Wpointer-arith): Document warning.
15826 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15828 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15829 the list of discrepancies from the draft TR.
15831 2007-01-30 Dirk Mueller <dmueller@suse.de>
15834 * doc/invoke.texi (-Wreturn-type): Update description to
15835 match new behavior.
15837 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15839 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15841 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15843 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15844 to handle optabs that operate on floating point input argument and
15845 output to integer output.
15846 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15847 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15848 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15849 expand_builtin_interclass_mathfn ().
15850 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15851 (ilogbsi2): Remove.
15852 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15853 ilogbl built-in functions as x87 intrinsics.
15855 2007-01-30 Richard Guenther <rguenther@suse.de>
15857 PR middle-end/27657
15858 * dwarf2out.c (reference_to_unused): Query varpool if the
15859 variable was output.
15861 2007-01-30 Richard Guenther <rguenther@suse.de>
15863 PR middle-end/30313
15864 * passes.c (execute_one_pass): Reset in_gimple_form to not
15865 confuse non-unit-at-a-time mode.
15867 2007-01-29 Roger Sayle <roger@eyesopen.com>
15868 Richard Guenther <rguenther@suse.de>
15870 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15871 avoid undefined behaviour on overflow. Use force_fit_type_double
15872 to construct the constant with the specified TREE_OVERFLOW.
15874 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15876 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15877 * config/dfp-bit.h: Ditto.
15879 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15881 * c-decl.c (pop_scope): Replace warnings with call to
15882 warn_for_unused_label.
15883 * c-common.h (warn_for_unused_label): Declare.
15884 * c-common.c (warn_for_unused_label): Define.
15886 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15888 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15891 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15893 * Makefile.in (USER_H): Remove decfloat.h.
15894 * ginclude/decfloat.h: Delete, moving contents to ...
15895 * ginclude/float.h: Add support for decimal floating point,
15896 guarded by __STDC_WANT_DEC_FP__.
15898 2007-01-29 Mike Stump <mrs@apple.com>
15900 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15901 Analysis and Representation to resolve case insensitive conflict.
15902 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15904 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15906 * tree.h (struct tree_memory_tag): Add aliases member.
15907 (MTAG_ALIASES): New macro.
15908 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15909 (add_may_alias): Remove pointer-set. Update for may_aliases being
15911 (mark_aliases_call_clobbered): Update for may_aliases being a
15913 (compute_tag_properties): Ditto.
15914 (create_partition_for): Ditto.
15915 (compute_memory_partitions): Ditto.
15916 (dump_may_aliases_for): Ditto.
15917 (is_aliased_with): Ditto.
15918 (add_may_alias_for_new_tag): Ditto.
15919 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15920 (compute_is_aliased): New function.
15921 (compute_may_aliases): Call compute_is_aliased).
15922 (init_alias_info): Initialize alias_bitmap_obstack.
15923 (union_alias_set_into): New function.
15924 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15925 (have_common_aliases_p): Rewrite to take two bitmaps and use
15927 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15928 Update for bitmaps.
15929 (finalize_ref_all_pointers): Update for add_may_alias changes.
15930 (new_type_alias): Ditto.
15931 * tree-flow-inline.h (may_aliases): Return a bitmap.
15932 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15933 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15934 may_aliases being a bitmap.
15935 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15936 may_aliases now returns a bitmap.
15937 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15939 * tree-ssa-operands.c (add_virtual_operand): Update for
15940 may_aliases being a bitmap.
15942 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15944 PR tree-optimization/30630
15945 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15946 variable as changed.
15948 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15951 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15952 expanded only once even if an error occurs.
15954 2007-01-29 Ben Elliston <bje@au.ibm.com>
15956 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15957 (__gcov_average_profiler): Likewise.
15958 (__gcov_ior_profiler): Likewise.
15959 (__gcov_merge_ior): Likewise.
15961 2007-01-28 Jan Hubicka <jh@suse.cz>
15963 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15964 * value-prof.c (stringop_block_profile): Likewise.
15966 2007-01-28 Jan Hubicka <jh@suse.cz>
15968 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15969 Add variant handling histograms; add wrapper.
15970 (clear_storage_via_libcall): Export.
15971 (emit_block_move_hints): Break out from ...; add histograms.
15972 (emit_block_move): ... this one.
15973 (clear_storage_hints): Break out from ...; add histograms.
15974 (clear_storage): ... this one.
15975 (set_storage_via_memset): Handle histogram.
15976 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15977 (clear_storage_hints, clear_storage_via_libcall): Declare.
15978 (set_storage_via_setmem): Update prototype.
15979 * doc/md.texi (movmem, setmem): Document new arguments.
15981 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15982 Add new histograms.
15983 (stringop_block_profile): New global function.
15984 (tree_stringops_values_to_profile): Profile block size and alignment.
15985 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15987 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15988 (stringop_block_profile): Declare.
15989 * builtins.c: Include value-prof.h.
15990 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15991 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15992 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15993 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15994 * profile.c (instrument_values): Add new counters.
15995 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15997 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15998 (tree_init_edge_profiler): Build new profilers.
15999 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16000 (pass_tree_profile): Add dump.
16001 (tree_profile_hooks): Update.
16002 * Makefile.in (LIBGCOV): Add new constants.
16003 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16004 __gcov_ior_profiler): New.
16005 * i386.md (movmem/setmem expanders): Add new optional arguments.
16007 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16009 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16011 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16013 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16014 (tree_unswitch_single_loop): Pass eni_size_weights to
16015 tree_num_loop_insns.
16016 * tree-ssa-loop-manip.c: Include tree-inline.h.
16017 (can_unroll_loop_p): Pass eni_size_weights to
16018 tree_num_loop_insns.
16019 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16020 Pass eni_size_weights to estimate_num_insns.
16021 * tree.h (init_inline_once): Export.
16022 * toplev.c (backend_init): Call init_inline_once.
16023 * cgraphunit.c (cgraph_process_new_functions,
16024 cgraph_analyze_function): Pass eni_inlining_weights to
16025 estimate_num_insns.
16026 * ipa-inline.c (compute_inline_parameters): Ditto.
16027 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16028 to estimate_num_insns.
16029 (try_unroll_loop_completely): Pass eni_size_weights to
16030 tree_num_loop_insns.
16031 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16032 ot estimate_num_insns.
16033 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16034 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16035 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16036 eni_time_weights): New variables.
16037 (init_inline_once): Initialize them.
16038 (struct eni_data): Mew.
16039 (estimate_num_insns_1, estimate_num_insns): Use weights.
16040 * tree-inline.h (struct eni_weights_d): New.
16041 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16042 (estimate_num_insns): Declaration changed.
16043 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16044 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16045 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16047 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16049 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16050 relations in the conflict function is valid.
16052 2007-01-27 Ian Lance Taylor <iant@google.com>
16054 * common.opt: Add fstrict-overflow.
16055 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16056 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16057 (TYPE_OVERFLOW_UNDEFINED): Define.
16058 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16060 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16061 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16062 (fold_negate_expr): Likewise.
16063 (make_range): Likewise.
16064 (extract_muldiv_1): Likewise.
16065 (maybe_canonicalize_comparison): Likewise.
16066 (fold_comparison): Likewise.
16067 (fold_binary): Likewise.
16068 (tree_expr_nonnegative_p): Likewise.
16069 (tree_expr_nonzero_p): Likewise.
16070 * tree-vrp.c (compare_values): Likewise.
16071 (extract_range_from_binary_expr): Likewise.
16072 (extract_range_from_unary_expr): Likewise.
16073 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16075 (nowrap_type_p): Likewise.
16076 * tree-scalar-evolution.c (simple_iv): Likewise.
16077 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16078 (build_range_check): Likewise.
16079 (extract_muldiv_1): Likewise.
16080 (fold_comparison): Likewise.
16081 * tree-vrp.c (vrp_int_const_binop): Likewise.
16082 (extract_range_from_unary_expr): Likewise.
16083 * convert.c (convert_to_integer): Likewise.
16084 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16085 (fold_comparison): Likewise.
16086 (fold_binary): Likewise.
16087 * optabs.c (optab_for_tree_code): Likewise.
16088 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16089 * simplify-rtx.c (simplify_const_relational_operation): Check
16090 flag_strict_overflow and flag_trapv.
16091 (simplify_const_relational_operation): Likewise.
16092 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16093 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16096 2007-01-27 Roger Sayle <roger@eyesopen.com>
16098 * tree.c (tree_fold_gcd): Delete.
16099 * tree.h (tree_fold_gcd): Remove prototype.
16100 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16101 test whether one constant integer is a multiple of another. Instead
16102 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16103 * fold-const.c (multiple_of_p): We've determined both TOP and
16104 BOTTOM are integer constants so we can call int_const_binop directly
16105 instead of the more generic const_binop.
16107 2007-01-27 Roger Sayle <roger@eyesopen.com>
16109 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16110 1*X check that the constant hasn't overflowed, to preserve the
16112 (round_up): Provide an efficient implementation when rouding-up an
16113 INTEGER_CST to a power-of-two.
16115 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16117 * doc/sourcebuild.texi: Add comma for clarity.
16118 * doc/extend.texi: Fix some typos.
16119 * doc/passes.texi: Likewise.
16120 * doc/cppinternals.texi: Likewise.
16121 * doc/c-tree.texi: Likewise.
16122 * doc/tree-ssa.texi: Likewise.
16123 * doc/install.texi: Likewise.
16125 2007-01-27 Jan Hubicka <jh@suse.cz>
16127 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16128 (pass_sra): Do not require alias information.
16129 * passes.c (init_optimization_passes): Add SRA
16131 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16133 * tracer.c (rest_of_handle_tracer): We already cleaned
16134 up the CFG in tracer() so don't do it here again.
16135 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16136 cleanup_cfg here, either. And don't call renumber_insns.
16138 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16139 and BB_HEAD are in the insn stream here. Instead make sure
16140 that BB_INSN is valid on all insns. Also, do check here that
16141 there are no pending branch predictions...
16142 (rtl_verify_flow_info): ...instead of doing it here. Checks
16143 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16146 2007-01-26 Roger Sayle <roger@eyesopen.com>
16148 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16149 function to simplify/factorize operand order canonicalization.
16150 (ix86_fixup_binary_operands): Reorganize using the above function.
16151 (ix86_binary_operator_ok): Likewise.
16153 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16155 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16156 file scope from optimize_attrs.
16157 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16159 (optimize_attrs): Clear insn_code_values after freeing it.
16161 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16163 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16164 a parts.base assignment.
16166 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16168 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16169 (compute_subscript_distance, initialize_data_dependence_relation,
16170 finalize_ddr_dependent, analyze_ziv_subscript,
16171 analyze_siv_subscript_cst_affine,
16172 compute_overlap_steps_for_affine_univar,
16173 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16174 analyze_siv_subscript, analyze_miv_subscript,
16175 analyze_overlapping_iterations, subscript_dependence_tester_1,
16176 compute_self_dependence, free_dependence_relation): Work
16177 with affine_fn instead of chrecs.
16178 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16179 common_affine_function, affine_function_base,
16180 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16181 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16182 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16183 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16184 (all_chrecs_equal_p): Removed.
16185 * tree-data-ref.h (affine_fn, conflict_function): New types.
16186 (struct subscript): Change type of conflicting_iterations_in_a
16187 and conflicting_iterations_in_b.
16189 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16192 * config/pa/pa.h (TARGET_HPUX_11): New.
16193 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16194 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16196 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16197 Richard Guenther <rguenther@suse.de>
16199 * tree-ssa-structalias.c (solve_graph): Handle case
16200 we merged the variable to another.
16202 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16204 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16207 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16208 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16210 2007-01-25 DJ Delorie <dj@redhat.com>
16212 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16213 allow changes to modes which don't fit in those registers.
16215 * reload1.c (choose_reload_regs): Check for invalid subregs before
16216 computing their locations, not after.
16218 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16221 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16222 save Altivec registers in an eh_return function.
16223 (compute_vrsave_mask): Likewise.
16224 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16225 for saving Altivec registers.
16226 (rs6000_emit_prologue): Don't allocate stack twice in
16227 eh_return function. Correct expected value of altivec_save_offset
16228 when using save_world. Describe save of R0 to stack when using
16229 save_world. Describe stack pointer adjustment when using
16230 save_world. Remove duplicated eh_return parameter register saving.
16231 Update sp_offset variable after save_world.
16232 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16234 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16235 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16238 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16240 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16242 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16245 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16246 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16248 2007-01-25 Richard Guenther <rguenther@suse.de>
16250 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16251 * common.opt (-Wcoverage-mismatch): New warning option.
16252 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16253 if -Wcoverage-mismatch is given.
16255 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16257 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16258 (ipcp_driver): Change to static definition.
16259 Add dumping of the ifunctions.
16260 (constant_val_insert): Remove unused parameter. Support for SSA.
16261 (ipcp_propagate_const): Support for SSA.
16262 (ipcp_profile_bb_print): Print only analyzed nodes.
16263 (ipcp_replace_map_create): Remove support for Fortran constant
16265 * ipa-prop.c (ipa_method_modify_stmt,
16266 ipa_callsite_compute_param): Support for SSA.
16267 * ipa-prop.h (ipcp_driver): Remove declaration.
16268 (IS_VALID_TREE_MAP_INDEX): Add define.
16270 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16272 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16274 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16276 PR middle-end/30447
16277 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16278 constant argument to cabs and do it without checking for
16279 -funsafe-math-optimizations.
16281 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16283 * c-common.h (RID_FIRST_CXX0X): New.
16284 (RID_LAST_CXX0X): New.
16285 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16287 * c.opt (Wc++0x-compat): New.
16288 * doc/invoke.texi (-Wc++0x-compat): Document.
16290 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16292 * builtins.c (fold_builtin_carg): New.
16293 (fold_builtin_1): Use it.
16295 2007-01-24 Jan Hubicka <jh@suse.cz>
16297 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16299 * ipa-inline.c (initial_insns, max_insns): Delete.
16300 (compute_max_insns): New function.
16301 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16302 amount of insns as base for code growth.
16303 (cgraph_decide_inlining): Make initial_insns local; do not compute
16305 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16306 * doc/invoke.texi (inline-unit-growth): Update docs.
16308 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16310 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16311 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16312 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16313 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16314 for CPUs that have PTA_CX16 set.
16316 PR middle-end/27416
16317 * gimplify.c (omp_check_private): New function.
16318 (gimplify_scan_omp_clauses): Use it for
16319 firstprivate/lastprivate/reduction.
16321 PR middle-end/30494
16322 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16323 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16325 PR middle-end/30421
16326 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16327 If lower_lastprivate_clauses emits some statements, append them
16328 to dlist rather than body_p and to body_p append an initializer.
16329 (lower_omp_for): Adjust caller.
16331 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16333 * target.h (globalize_decl_name): New.
16334 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16335 * output.h (default_globalize_decl_name): New.
16336 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16338 (globalize_decl): Ditto.
16339 (default_globalize_decl_name): New.
16340 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16341 (ia64_handle_version_id_attribute): New.
16342 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16343 (ia64_asm_output_external): Use globalize_decl_name instead
16344 of globalize_label.
16345 * doc/extend.texi (version_id): New pragma.
16346 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16348 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16350 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16351 _uleb128_t and _Unwind_SWord with _sleb128_t.
16352 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16353 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16355 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16356 * unwind-pe.h (read_uleb128, read_sleb128,
16357 read_encoded_value_with_base): Likewise.
16358 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16360 2007-01-24 Richard Guenther <rguenther@suse.de>
16362 * builtins.c (expand_builtin_cexpi): Get the fndecl
16363 for cexp in the correct way.
16365 2007-01-24 Jan Hubicka <jh@suse.cz>
16367 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16370 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16372 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16373 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16374 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16375 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16376 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16377 __SIZEOF_PTRDIFF_T__.
16378 * doc/cpp.texi: Documentation for the new builtin macros added.
16380 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16382 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16383 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16384 instead of operands[2] to avoid access past the end of array.
16386 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16388 * reload1.c (emit_reload_insns): Pass the reload register
16389 for a non-spill output reload through forget_old_reloads_1.
16391 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16393 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16394 _SOFT_DOUBLE if doubles use software floating-point.
16395 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16396 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16397 * config/rs6000/darwin-ldouble.c: Also compile functions for
16398 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16399 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16400 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16401 commented-out long double override.
16402 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16403 * config/rs6000/eabispe.h: Likewise.
16404 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16405 long double for non-SPE.
16406 (rs6000_handle_option): Likewise.
16407 (invalid_e500_subreg): Disallow more subregs involding DImode,
16408 DFmode, TImode or TFmode.
16409 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16411 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16413 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16414 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16416 (rs6000_legitimate_address): Also check for TFmode for E500
16418 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16419 (spe_build_register_parallel): Handle TFmode and TCmode.
16420 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16422 (function_arg): Handle TFmode and TCmode for E500 double.
16423 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16425 (print_operand): Handle TFmode and TImode for %y.
16426 (rs6000_generate_compare): Handle TFmode comparisons for E500
16428 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16429 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16430 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16431 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16432 TFmode for E500 double.
16433 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16434 (floatsidf2): Enable for E500 double.
16435 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16436 (extenddftf2): Change to extenddftf2_fprs.
16437 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16438 depending on TARGET_E500_DOUBLE.
16439 (extendsftf2): Enable for E500 double.
16440 (trunctfdf2): Enable for E500 double.
16441 (trunctfsf2): Change to trunctfsf2_fprs.
16442 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16443 depending on TARGET_E500_DOUBLE.
16444 (floatsitf2): Enable for E500 double.
16445 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16446 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16447 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16448 (negtf2): Change to negtf2_internal.
16449 (negtf2): New expander.
16450 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16451 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16452 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16453 (movdi_internal32): Use rs6000_nonimmediate_operand.
16454 (unnamed splitter): Likewise.
16455 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16456 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16457 (SPE64TF, DITI): New mode macros.
16458 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16461 (frob_<mode>_di_2): New.
16462 (frob_tf_di_8_2): New.
16463 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16465 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16467 (frob_ti_<mode>_8_2): New.
16468 (frob_ti_tf_2): New.
16469 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16470 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16472 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16473 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16474 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16475 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16476 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16477 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16480 2007-01-23 Ian Lance Taylor <iant@google.com>
16482 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16484 (OBJS-archive): Reformat, alphabetize.
16485 (OBJS): Change out_object_file to OBJS-md.
16487 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16489 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16490 JUMP_P and CALL_P predicates where applicable.
16491 * config/i386/i386.c: Ditto.
16492 * config/i386/i386.md: Ditto.
16493 * config/i386/mmx.md: Ditto.
16494 * config/i386/predicates.md: Ditto.
16496 2007-01-22 Andreas Schwab <schwab@suse.de>
16498 * config/m68k/m68k.h: Fix comment.
16500 2007-01-22 Jan Hubicka <jh@suse.cz>
16502 * passes.c (init_optimization_passes): Do not rerun
16503 pass_early_warn_uninitialized.
16505 2007-01-22 Richard Guenther <rguenther@suse.de>
16507 PR tree-optimization/30038
16508 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16510 (execute_cse_sincos_1): Likewise.
16511 (execute_cse_sincos): Likewise.
16512 (gate_cse_sincos): Likewise.
16513 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16514 the cexpi() canonicalization of sincos().
16515 * tree-pass.h (pass_cse_sincos): Declare.
16516 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16518 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16520 PR rtl-optimization/29329
16521 * combine.c (replaced_rhs_insn): Rename to i2mod.
16522 (replaced_rhs_value): Rename to i2mod_new_rhs.
16523 (i2mod_old_rhs): New global variable.
16524 (combine_instructions): Adjust for above change. Save a copy of
16525 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16526 note are substituted in the second instruction.
16527 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16528 ditch the note if it pertains to the second eliminated register
16529 and this register is mentioned in i2mod_old_rhs.
16532 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16534 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16535 the insn to which the note was originally attached.
16537 2007-01-21 Jan Hubicka <jh@suse.cz>
16539 * ipa-inline.c (inlining_mode): Comment, move up.
16540 (cgraph_decide_inlining_incrementally): Do not perform inlining
16541 itself; fix handling of flattening of self recursive functions.
16542 (cgraph_find_cycles): Remove.
16543 (cgraph_flatten_node): Remove.
16544 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16545 (try_inline): New function.
16546 (cgraph_early_inlining): Update call of
16547 cgraph_decide_inlining_incrementally. Apply inlining here.
16548 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16550 2007-01-21 Dirk Mueller <dmueller@suse.de>
16553 * tree-vrp.c (check_array_bounds): do not warn
16554 about ADDR_EXPR's of ARRAY_REF's which are immediately
16555 used in binary expressions.
16557 2007-01-21 Ira Rosen <irar@il.ibm.com>
16559 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16560 read_write_dep and macros for its access.
16561 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16562 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16563 argument, call vect_check_interleaving for every independent pair of
16564 data-refs. Mark loads that access the same memory location as a store
16566 (vect_check_dependences): Remove.
16567 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16568 call, fix the call to vect_analyze_data_ref_dependence.
16569 (vect_analyze_data_ref_access): For statements that access the same
16570 data-ref, check that they are not stores; for loads, check that there
16571 is no store that access the same location.
16573 2007-01-20 Roger Sayle <roger@eyesopen.com>
16574 Joseph Myers <joseph@codesourcery.com>
16576 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16577 (-fdump-rtl-stack): Likewise.
16578 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16579 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16580 (-mpt-fixed): Use @minus{} for minus sign.
16581 (Using Precompiled Headers): Fix under/overfull hbox.
16583 2007-01-20 Jan Hubicka <jh@suse.cz>
16585 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16586 place within annotation.
16588 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16590 * pa.c (output_move_double): Change array size of xoperands to 4.
16592 2007-01-20 Jan Hubicka <jh@suse.cz>
16594 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16597 2007-01-19 Ian Lance Taylor <iant@google.com>
16599 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16600 constant to unsigned HOST_WIDE_INT before negating.
16602 2007-01-19 Ian Lance Taylor <iant@google.com>
16604 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16606 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16607 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16608 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16609 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16610 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16611 (realloc_vdef, realloc_vuse): Change second parameter to
16613 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16614 fields to unsigned.
16615 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16616 unsigned. Change x and lim locals to unsigned.
16617 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16619 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16620 (copy_virtual_operands): Change i and n locals to unsigned.
16622 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16624 PR middle-end/29335
16625 * builtins.c (fold_builtin_1): Handle builtin fdim.
16627 2007-01-20 Jan Hubicka <jh@suse.cz>
16629 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16630 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16631 init_alias_heapvars.
16632 (init_alias_heapvars): Initialize only when not already initialized.
16633 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16635 2007-01-19 Roger Sayle <roger@eyesopen.com>
16637 * common.opt (fsigned-zeros): New command line option.
16638 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16639 of flag_unsafe_math_optimizations.
16640 * opts.c (set_fast_math_flags): The -ffast-math command line option
16641 implies -fno-signed-zeros.
16642 (fast_math_flags_set_p): Likewise.
16644 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16645 the documentation of -ffast-math appropriately. Wrap long lines.
16647 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16649 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16650 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16652 2007-01-19 Tomas Bily <tbily@suse.cz>
16654 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16656 (tree_init_ic_make_global_vars): New function
16657 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16658 (tree_gen_ic_profiler): New function
16659 (tree_gen_ic_func_profiler): New function
16660 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16661 (tree_profile_hooks): Added hook for indirec/virtual calls
16662 * value-prof.c (tree_find_values_to_profile): New case for
16664 (tree_values_to_profile): Call for determining indirect/virtual
16666 (tree_indirect_call_to_profile): New function
16667 (tree_ic_transform): New function
16668 (tree_ic): New function
16669 (find_func_by_pid): New function
16670 (init_pid_map): New function
16671 (tree_value_profile_transformations): Added check for
16672 indirect/virtual call transformation
16673 * value-prof.h (enum hist_type): New counter type for
16674 indirect/virtual calls
16675 (profile_hooks): Added new hook for profiling indirect/virtual
16677 * profile.c (instrument_values): New case for indirect/virtual
16679 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16680 (GCOV_COUNTER_V_INDIR): New counter type
16681 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16682 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16684 * cgraph.c: Definition of cgraph_max_pid
16685 (cgraph_create_node): Default init of pid attribute
16686 * cgraph.h: Declaration of cgraph_max_pid
16687 (struct cgraph_node): Added pid attribute
16688 * libgcov.c (__gcov_indirect_call_profiler): New function
16689 (__gcov_one_value_profiler_body): New function
16690 (__gcov_one_value_profiler): Body was moved to
16691 __gcov_one_value_profiler_body and calls it
16693 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16695 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16696 * gengtype.c (write_types_data, write_func_for_structure,
16697 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16698 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16699 (walk_type, write_func_for_structure): Generate the mark_hook if
16702 2007-01-19 Jan Hubicka <jh@suse.cz>
16704 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16705 'early' argument take inlining mode argument specifying whether to
16706 inline for size/speeed or all functions; add support for flattening;
16708 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16710 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16713 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16714 the name of the declared identifier.
16716 2007-01-19 Dirk Mueller <dmueller@suse.de>
16718 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16719 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16720 duplicate evaluation.
16722 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16724 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16725 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16726 to XFMode, use acosxf2 and truncate result to requested mode.
16727 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16728 (asin<mode>2): Similarly, with asin expanders.
16729 (*fscalexf4_i387): Rename from *fscalexf4.
16730 (expNcorexf3): New expander.
16731 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16732 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16733 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16734 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16735 patterns for SSE math.
16736 (exp10<mode>2): Similarly, with exp10 expanders.
16737 (exp2<mode>2): Similarly, with exp2 expanders.
16738 (expm1<mode>2): Similarly, with expm1 expanders.
16739 (ldexp<mode>3): Similarly, with ldexp expanders.
16740 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16741 Use gen_truncxf<mode>2_i387_noop to truncate result.
16743 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16745 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16746 for ColdFire targets.
16748 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16749 Richard Sandiford <richard@codesourcery.com>
16751 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16752 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16753 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16754 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16755 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16756 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16758 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16760 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16761 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16762 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16763 (*adddi_dilshr32_cf): New pattern.
16764 (adddi3, subdi3): Remove first alternatives.
16766 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16768 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16769 implemented using move.l, do not use its cc result for floating-point
16772 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16774 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16775 from accepting 's' constraints if flag_pic.
16777 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16779 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16780 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16781 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16782 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16784 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16786 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16787 ColdFire alternatives.
16788 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16789 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16790 architectures that support ff1 instruction.
16792 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16793 Julian Brown <julian@codesourcery.com>
16795 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16796 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16797 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16800 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16802 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16804 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16805 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16806 HOST_WIDE_INT instead of an rtx.
16807 (m68k_rtx_costs): Update call accordingly.
16808 (output_move_const_into_data_reg): Likewise. Fix formatting.
16809 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16811 (output_move_simode_const): Update calls after above changes.
16812 Rework to use automatic variables and predicates like MEM_P.
16813 * config/m68k/m68k.md (pushexthisi_const): Update call to
16816 2007-01-19 Dirk Mueller <dmueller@suse.de>
16818 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16819 in dump_flags test.
16821 2007-01-19 Richard Guenther <rguenther@suse.de>
16823 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16824 via cexp in case sincos is not available.
16826 2007-01-19 Richard Guenther <rguenther@suse.de>
16828 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16829 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16830 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16831 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16832 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16833 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16834 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16835 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16837 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16839 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16841 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16842 (atan2xf3): Directly generate RTL pattern.
16843 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16844 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16845 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16846 disable patterns for SSE math.
16847 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16848 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16849 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16850 disable patterns for SSE math.
16852 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16854 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16856 2007-01-18 Roger Sayle <roger@eyesopen.com>
16858 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16859 VIEW_CONVERT_EXPR to the same type as it's operand.
16861 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16863 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16864 configured for long double 128.
16866 2007-01-18 Mike Stump <mrs@apple.com>
16868 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16871 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16873 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16876 2007-01-18 Jan Hubicka <jh@suse.cz>
16878 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16879 greater than NUM_VOP_FREE_BUCKETS.
16881 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16883 * tree-ssa-structalias.c: Update comments.
16884 (ptabitmap_obstack): Removed.
16885 (pta_obstack): New.
16886 (oldpta_obstack): Ditto.
16887 (stats): Add a few members.
16888 (struct variable_info): Remove node, complex, address_taken, and
16889 indirect_target members. Add oldsolution member.
16890 (new_var_info): Do not initialize removed members.
16891 (constraint_expr_type): Remove INCLUDES.
16892 (constraint_graph): Add size, implicit_preds, rep,
16893 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16894 (FIRST_REF_NODE): New macro.
16895 (LAST_REF_NODE): Ditto.
16896 (FIRST_ADDR_NODE): Ditto.
16897 (find): New function.
16899 (dump_constraint): Do not handle INCLUDES.
16900 (insert_into_complex): Do not insert duplicate constraints.
16901 (condense_varmap_nodes): Renamed and rewritten into ...
16902 (merge_node_constraints): This. Also fix bug in handling of
16903 offseted copy constraints.
16904 (clear_edges_for_node): No longer need to deal with preds at all,
16905 or removing associated preds/succs.
16906 (merge_graph_nodes): Deal with indirect_cycles.
16907 Don't deal with predecessors.
16908 (add_implicit_graph_edge): New function.
16909 (add_pred_graph_edge): Ditto.
16910 (add_graph_edge): Don't deal with predecessors.
16911 (build_constraint_graph): Removed.
16912 (build_pred_graph): New function.
16913 (build_succ_graph): Ditto.
16914 (struct scc_info): Removed in_component. Added roots, dfs, and
16915 node_mapping. Remove visited_index, unification_queue.
16916 (scc_visit): Deal with union-find we do now.
16917 Deal with cycles with REF nodes.
16918 (collapse_nodes): Renamed and rewritten to ...
16919 (unify_nodes): This.
16920 (process_unification_queue): Removed.
16921 (topo_visit): Cleanup
16922 (do_da_constraint): Use find.
16923 (do_sd_constraint): Ditto.
16924 (do_ds_constraint): Ditto.
16925 (do_complex_constraint): Ditto.
16926 (init_scc_info): Update for removed and added members.
16927 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16928 (find_indirect_cycles): This.
16929 (equivalence_class): New variable.
16930 (label_visit): New function.
16931 (perform_variable_substitution): Rewritten.
16932 (free_var_substitution_info): New function.
16933 (find_equivalent_node): Ditto.
16934 (move_complex_constraints): Ditto.
16935 (eliminate_indirect_cycles): Ditto.
16936 (solve_graph): Only propagate changed bits.
16937 Use indirect cycle elimination.
16939 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16940 (tree_id_eq): Renamed to ...
16941 (tree_vi_eq): This. Update for member change
16942 (insert_id_for_tree): Renamed and rewritten to ...
16943 (insert_vi_for_tree): This.
16944 (lookup_id_for_tree): Renamed and rewritten to ...
16945 (lookup_vi_for_tree): This.
16946 (get_id_for_tree): Renamed and rewritten to ...
16947 (get_vi_for_tree): Ditto.
16948 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16949 (process_constraint): Don't handle INCLUDES.
16950 Remove special ADDRESSOF case.
16951 (find_func_aliases): Rewrite to use vi functions instead of id
16953 (create_function_info_for): Ditto.
16954 (create_variable_info_for): Ditto.
16955 (intra_create_variable_infos): Ditto.
16956 (merge_smts_into): Ditto.
16957 (find_what_p_points_to): Ditto.
16958 (init_base_vars): Ditto.
16959 (init_alias_vars): Ditto.
16960 (remove_preds_and_fake_succs): New function.
16961 (dump_sa_points_to_info): Dump new stats.
16962 (dump_solution_for_var): Use find.
16963 (set_used_smts): Fix formatting.
16964 (compute_points_to_sets): Updated for new functions.
16965 (ipa_pta_execute): Ditto.
16967 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16968 Richard Sandiford <richard@codesourcery.com>
16970 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16972 * calls.c (expand_call): If the return value is a PARALLEL,
16973 extract its first member.
16974 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16975 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16976 use FUNCTION_EXTRA_EPILOGUE.
16977 (m68k_function_value): Return a PARALLEL if the return value
16978 is of a pointer type.
16979 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16980 (FUNCTION_EXTRA_EPILOGUE): Remove.
16981 * config/m68k/m68k.md (D0_REG): New constant.
16983 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16985 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16986 output a NOP for empty epilogues.
16988 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16990 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16991 before function. Extend register save check to include all
16992 registers, not just integer ones.
16994 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16996 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16997 (m68k_use_return_insn): ...this.
16998 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16999 * config/m68k/m68k.c (use_return_insn): Rename to...
17000 (m68k_use_return_insn): ...this.
17001 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17002 of USE_RETURN_INSN.
17004 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17006 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17007 nearest even, fix denormal rounding overflow.
17009 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17011 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17012 f%$smove and f%$move.
17013 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17014 (extendsfdf2_cf): Use fdmove instead of f%&move.
17015 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17016 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17018 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17020 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17023 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17025 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17026 (coldfire_single_format): Declare.
17027 (coldfire_double_format): Likewise.
17028 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17029 of qnan_msb_set to determine the lower bits of a canonical
17031 (encode_ieee_double): Likewise.
17032 (encode_ieee_quad): Likewise.
17033 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17034 (mips_single_format): Likewise.
17035 (ieee_double_format): Likewise.
17036 (mips_double_format): Likewise.
17037 (ieee_extended_motorola_format): Likewise.
17038 (ieee_extended_intel_96_format): Likewise.
17039 (ieee_extended_intel_128_format): Likewise.
17040 (ieee_extended_intel_96_round_53_format): Likewise.
17041 (ibm_extended_format): Likewise.
17042 (mips_extended_format): Likewise.
17043 (ieee_quad_format): Likewise.
17044 (mips_quad_format): Likewise.
17045 (vax_f_format): Likewise.
17046 (vax_d_format): Likewise.
17047 (vax_g_format): Likewise.
17048 (i370_single_format): Likewise.
17049 (i370_double_format): Likewise.
17050 (decimal_single_format): Likewise.
17051 (decimal_double_format): Likewise.
17052 (decimal_quad_format): Likewise.
17053 (c4x_single_format): Likewise.
17054 (c4x_extended_format): Likewise.
17055 (real_internal_format): Likewise.
17056 (coldfire_single_format): New real_format.
17057 (coldfire_double_format): Likewise.
17058 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17059 canonical_nan_lsbs_set.
17060 (pdp11_d_format): Likewise.
17061 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17062 if TARGET_COLDFIRE_CPU.
17064 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17066 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17067 (output_call, m68k_legitimize_call_address): Declare.
17068 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17069 parenthesees. Add support for a 'W' constraint.
17070 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17071 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17072 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17073 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17075 (override_options): Initialize them. Do not set flag_no_function_cse
17076 for TARGET_ID_SHARED_LIBRARY.
17077 (m68k_output_pic_call): Delete.
17078 (m68k_legitimize_call_address): New function.
17079 (print_operand): Remove the %o prefix. Handle the %p prefix.
17080 (output_call): New function.
17081 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17082 target address from the GOT if symbolic jumps are not allowed.
17083 * config/m68k/m68k.md (call, general_operand): Do not set
17084 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17085 Merge separate flag_pic and !flag_pic define_insns into...
17086 (*call, *call_value): ...these new patterns. Match the address
17087 rather than the containing MEM and require it to be a call_operand.
17088 Use output_call to generate the asm template.
17089 * config/m68k/predicates.md (const_call_operand): New predicate.
17090 (call_operand): Likewise.
17092 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17094 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17095 (STACK_GROWS_DOWNWARD): Define to 1.
17096 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17097 comments, emphasizing that these values are only defaults.
17098 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17099 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17101 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17103 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17105 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17106 Richard Sandiford <richard@codesourcery.com>
17108 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17109 (FP_REGNO_P): New macros.
17110 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17111 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17112 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17113 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17115 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17117 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17118 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17120 * config/m68k/t-floatlib: New file, extracting common code from...
17121 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17122 * config/m68k/t-uclinux: Here.
17123 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17124 routines on ColdFire targets.
17126 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17128 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17129 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17130 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17131 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17132 explicitly set MOTOROLA to 1.
17133 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17135 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17136 Nathan Sidwell <nathan@codesourcery.com>
17138 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17139 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17140 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17141 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17142 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17143 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17144 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17145 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17146 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17147 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17148 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17149 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17150 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17151 (DBX_REGISTER_NUMBER): Delete.
17152 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17153 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17154 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17156 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17158 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17159 * config/flat.h: New file.
17160 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17161 OBJECT_FORMAT_FLAT.
17162 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17163 indirect references for -msep-data or -mid-shared-library.
17164 Do not use PC-relative code addresses either.
17165 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17167 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17168 for shared libraries and crt1.o for executables. Use crti.o and
17170 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17171 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17172 Do not add -elf2flt or -shared-lib-id options here.
17173 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17174 Pass -shared-lib-id if -mid-shared-library, taking the library
17175 identifier from -mshared-library-id if given, otherwise
17177 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17178 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17179 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17180 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17181 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17182 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17184 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17185 jump sequence for ISA A and ISA A+.
17186 (PICJUMP): Likewise.
17188 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17190 * config.gcc (m68k-*-uclinux*): Base the port on the common
17191 and m68k GNU/Linux files rather than on the generic ELF ones.
17192 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17193 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17195 2007-01-18 Julian Brown <julian@codesourcery.com>
17196 Richard Sandiford <richard@codesourcery.com>
17198 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17199 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17200 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17202 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17203 80 unconditionally.
17204 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17206 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17208 * doc/install.texi: Document m68k-uclinuxoldabi.
17209 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17210 * config/m68k/uclinux-oldabi.h: New file, copied from
17211 config/m68k/uclinux.h.
17213 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17215 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17216 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17217 (m32r_compute_frame_size): Use unsigned for regno.
17218 (m32r_reload_lr): Use gen_frame_mem.
17220 (m32r_output_function_epilogue): Don't output the function epilogue
17222 (m32r_expand_epilogue): New.
17223 (direct_return): Return false if the function has the interrupt
17225 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17226 * config/m32r/m32r.md (epilogue): New expander.
17227 (return_lr, return_rte): New insns.
17228 (return): Make it expander.
17229 (return_normal): New expander.
17231 2007-01-18 Josh Conner <jconner@apple.com>
17234 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17235 support for UNLE, UNLT, UNGE, and UNGT.
17237 2007-01-18 Jan Hubicka <jh@suse.cz>
17239 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17240 * tree-tailcall (add_virtual_phis): Likewise.
17241 (optimize_tail_call): Return TODOs.
17242 (execute_tail_calls): Return TODOs.
17243 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17244 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17246 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17247 Cleanup cfg using TODO.
17248 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17249 * passes.c (execute_function_todo): When cleanup did something, remove
17251 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17252 (make_edges): Don't cleanup_cfg.
17254 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17256 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17257 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17258 operate on the top of stack.
17259 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17260 register handling of instructions that output to the second
17262 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17263 (move_for_stack_reg): Special-case check for dead destination
17264 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17266 * config/i386/i386.md (UNSPEC_TAN): New constant.
17267 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17268 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17269 to correctly model move of constant 1.0 to top stack slot.
17270 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17271 (unnamed peephole2 pattern): Remove corresponding peephole2
17272 pattern that optimizes tan insn and loading of constant 1.0.
17273 (tanxf2): Use fptanxf4_i387.
17274 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17275 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17276 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17277 disable patterns for SSE math.
17278 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17279 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17281 2007-01-18 Dirk Mueller <dmueller@suse.de>
17282 Richard Guenther <rguenther@suse.de>
17285 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17286 * common.opt (Warray-bounds): Add new warning option.
17287 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17289 * Makefile.in: make tree-vrp.o depend on toplev.h
17290 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17292 (check_array_refs, check_array_bounds, check_array_ref): New.
17294 2007-01-18 Jan Hubicka <jh@suse.cz>
17296 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17297 (execute_ssa_ccp): Return flags conditionally.
17298 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17300 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17302 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17304 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17305 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17307 * Makefile.c (GTFILES): Add cfglayout.h.
17308 * gengtype.c (open_base_files): Likewise.
17309 * cfglayout.c (cfg_layout_function_footer,
17310 cfg_layout_function_header) Reindent to make gengtype happy.
17311 * cfglayout.h (cfg_layout_function_footer,
17312 cfg_layout_function_header): Add GTY(()) marker.
17314 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17316 2007-01-18 Ben Elliston <bje@au.ibm.com>
17318 * genautomata.c (write_automata): Include xstrerror output in the
17319 error message if writing the DFA description file fails.
17321 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17323 * config/mips/mips-protos.h (mips_output_external): Make it
17325 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17326 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17327 (extern_list): Likewise.
17328 (extern_head): Likewise.
17329 (TARGET_ASM_FILE_END): Likewise.
17330 (mips_file_end): Likewise.
17331 (mips_output_external): Rewritten.
17333 2007-01-18 Ben Elliston <bje@au.ibm.com>
17335 * genpreds.c (write_insn_preds_c): Only write out the function
17336 body for regclass_for_constraint if we have register constraints.
17338 2007-01-17 Tom Tromey <tromey@redhat.com>
17340 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17341 * doc/install.texi (Testing): Use sourceware.org.
17342 (Binaries): Likewise.
17343 (Specific): Likewise.
17344 * doc/contrib.texi (Contributors): Use sourceware.org.
17346 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17348 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17349 (AVR_ENHANCED): Rename to ...
17350 (AVR_HAVE_MUL): ... new.
17351 (avr_enhanced_p): Rename to ...
17352 (avr_have_mul_p): ... new.
17353 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17354 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17355 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17356 (avr_have_mul_p): ... new.
17357 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17358 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17359 'avr_enhanced_p' and 'enhanced'.
17360 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17361 AVR_HAVE_MUL instead of AVR_ENHANCED.
17362 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17363 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17364 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17365 instead of AVR_ENHANCED.
17366 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17367 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17368 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17370 2007-01-17 Ian Lance Taylor <iant@google.com>
17372 * vec.h (VEC_reserve_exact): Define.
17373 (vec_gc_p_reserve_exact): Declare.
17374 (vec_gc_o_reserve_exact): Declare.
17375 (vec_heap_p_reserve_exact): Declare.
17376 (vec_heap_o_reserve_exact): Declare.
17377 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17379 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17380 negative parameter.
17381 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17382 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17383 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17384 * vec.c (calculate_allocation): Add exact parameter. Change all
17386 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17387 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17388 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17389 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17390 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17391 (vec_heap_p_reserve_exact): New function.
17392 (vec_heap_o_reserve_exact): New function.
17394 2007-01-17 Jan Hubicka <jh@suse.cz>
17396 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17398 2007-01-17 Eric Christopher <echristo@apple.com>
17400 * config.gcc: Support core2 processor.
17402 2007-01-16 Jan Hubicka <jh@suse.cz>
17404 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17405 the names, just unlink the chain so we don't crash on dangling
17409 2007-01-16 Jan Hubicka <jh@suse.cz>
17411 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17412 * tree-pass.h: Reorder to make IPA passes appear toegher.
17413 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17415 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17416 parameters, do not call early inliner.
17417 * ipa-inline.c: Update comments. Include tree-flow.h
17418 (cgraph_decide_inlining): Do not compute inlining parameters.
17419 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17420 be called with function context set up.
17421 (pass_ipa_inline): Remove unreachable functions before pass.
17422 (cgraph_early_inlining): Simplify assuming to be called from the
17424 (pass_early_inline): New pass.
17425 (cgraph_gate_ipa_early_inlining): New gate.
17426 (pass_ipa_early_inline): Turn into simple wrapper.
17427 (compute_inline_parameters): New function.
17428 (gate_inline_passes): New gate.
17429 (pass_inline_parameters): New pass.
17430 (apply_inline): Move here from tree-optimize.c
17431 (pass_apply_inline): New pass.
17432 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17434 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17435 doing them by hand.
17436 (tree_function_versioning): Do not allocate dummy struct function.
17437 * tree-inline.h (optimize_inline_calls): Update prototype.
17438 * tree-optimize.c (execute_fixup_cfg): Export.
17439 (pass_fixup_cfg): Remove
17440 (tree_rest_of_compilation): Do not apply inlines.
17441 * tree-flow.h (execute_fixup_cfg): Declare.
17442 * Makefile.in (gt-passes.c): New.
17443 * passes.c: Include gt-passes.h
17444 (init_optimization_passes): New passes.
17445 (nnodes, order): New static vars.
17446 (do_per_function_toporder): New function.
17447 (execute_one_pass): Dump current pass here.
17448 (execute_ipa_pass_list): Don't dump current pass here.
17450 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17452 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17453 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17455 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17457 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17458 (strong_alias): Define.
17459 (__gcc_qmul): Provide non-FMA for soft-float.
17460 (__gcc_qdiv): Same.
17465 (__gcc_qunord): New.
17475 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17476 soft-float functions.
17477 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17478 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17479 about long double soft float.
17481 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17482 Tehila Meyzels <tehila@il.ibm.com>
17484 * tree-vectorizer.h (is_pattern_stmt_p): New.
17485 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17486 formatting (tabs instead of spaces). Cleanup and clarify setting
17487 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17488 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17489 (vectorizable_type_demotion): Check that types are integral.
17490 (vectorizable_type_promotion): Likewise.
17491 (vectorizable_store): Fix typo. Eliminate new-line at end of
17494 2007-01-16 Jan Hubicka <jh@suse.cz>
17496 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17499 2007-01-15 Eric Christopher <echristo@apple.com>
17501 * ifcvt.c: Include vec.h, vecprim.h.
17502 (check_cond_move_block): New argument regs.
17503 Reorganize. Add registers used to regs.
17504 (cond_move_process_if_block): Use regs set above as
17507 2007-01-15 Eric Christopher <echristo@apple.com>
17509 * config/darwin.h: Update copyright.
17510 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17511 (LINK_COMMAND_SPEC): Add -u.
17512 (LINK_SPEC): Fix umbrella for above.
17514 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17516 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17519 2007-01-15 Tom Tromey <tromey@redhat.com>
17521 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17522 * doc/install.texi (Testing): Don't mention jacks.
17523 (Configuration): Document --enable-java-maintainer-mode. Move
17524 --with-java-home to libgcj-specific section. Document
17526 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17528 2007-01-15 Jan Hubicka <jh@suse.cz>
17530 * tree-ssa-dce.c (DCE_TODOs): New.
17531 (propagate_necessity): Return if something changed.
17532 (eliminate_unnecessary_stmts): Likewise.
17533 (perform_tree_ssa_dce): Return TODO flags when needed.
17534 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17536 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17538 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17539 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17540 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17541 patterns using X87MODEF12 mode macro. Extend operand 1
17542 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17543 (log10<mode>2): Ditto.
17544 (log2<mode>2): Ditto.
17545 (log1p<mode>2): Ditto.
17546 (logb<mode>2): Ditto.
17547 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17548 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17549 (*fxtractxf3_i387): Rename from *fxtractxf3.
17550 (fxtract_extend<mode>xf3_i387): New insn pattern.
17551 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17552 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17553 and gen_fyl2xxf3_i387().
17555 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17557 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17558 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17559 get_loop_exit_edges. Changed return type to bool.
17560 * cfgloop.h (fix_loop_placement): Declaration removed.
17562 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17564 * param.h (MIN_VECT_LOOP_BOUND): New.
17565 * params.def (MIN_VECT_LOOP_BOUND): New.
17566 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17567 argument - minimum threshold for number of iterations.
17568 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17569 argument to declaration.
17570 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17571 MIN_VECT_LOOP_BOUND.
17572 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17573 slpeel_tree_peel_loop_to_edge with additional argument.
17574 (vect_do_peeling_for_alignment): Likewise.
17575 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17577 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17580 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17581 operands of size 1.
17583 2007-01-14 Jan Hubicka <jh@suse.cz>
17585 * tree-dfa.c (remove_referenced_var): New function.
17586 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17587 prune referenced vars list too.
17588 * tree-flow.h (remove_referenced_var): Declare.
17590 2007-01-14 Jan Hubicka <jh@suse.cz>
17592 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17594 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17595 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17596 * except.h (verify_eh_throw_table_statements): Kill prototype.
17597 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17598 into call exrepssions.
17599 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17601 * tree-cfg.c: Include pointer-set.h.
17602 (verify_node_sharing): Work on pointer set.
17603 (verify_eh_throw_stmt_node): New.
17604 (verify_stmts): Use pointers sets, verify throw_stmt.
17606 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17608 * ipa-reference.c (analyze_function): Consider also addresses taken
17611 2007-01-12 Roger Sayle <roger@eyesopen.com>
17613 * c-typeck.c (null_pointer_constant_p): Replace use of
17614 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17615 (build_c_cast): Likewise.
17617 2007-01-12 Roger Sayle <roger@eyesopen.com>
17619 * tree.h (force_fit_type_double): Remove unused final argument.
17620 * c-common.c (constant_expression_warning): Replace use of
17621 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17622 (convert_and_check): Likewise.
17623 (shorten_compare): Update call to force_fit_type_double.
17624 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17625 * convert.c (convert_to_pointer): Update call to
17626 force_fit_type_double.
17627 * fold-const.c (force_fit_type_double): Remove overflowed_const
17629 (int_const_binop, fold_convert_const_int_from_int,
17630 fold_convert_const_int_from_real, fold_div_compare,
17631 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17632 fold_abs_const, fold_not_const): Remove the final argument from
17633 calls to force_fit_type_double.
17635 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17637 * configure.ac: Set insn to "nop" for spu-*-* also.
17638 * configure: Regenerate.
17640 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17642 * builtins.def : Add BUILT_IN_FREE.
17644 2007-01-12 Jan Hubicka <jh@suse.cz>
17646 PR tree-optimization/30443
17647 * tree-inline.c (tree_function_versioning): Do not optimize when
17648 cloning for inlining.
17650 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17652 * doc/loop.texi: Document recording of loop exits.
17653 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17654 (update_single_exits_after_duplication,
17655 update_single_exit_for_duplicated_loop,
17656 update_single_exit_for_duplicated_loops): Removed.
17657 (duplicate_loop_to_header_edge): Do not call
17658 update_single_exits_after_duplication and
17659 update_single_exit_for_duplicated_loops.
17660 (loop_version): Do not update single_exit information.
17661 (fix_loop_structure): Use record_loop_exits instead of
17662 mark_single_exit_loops.
17663 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17664 the lists of loop exits.
17665 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17666 split_edge, merge_blocks): Update the lists of loop exits.
17667 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17668 loop_optimizer_init.
17669 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17670 of mark_single_exit_loops.
17671 (loop_optimizer_finalize): Call release_recorded_exits.
17672 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17673 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17674 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17675 update single exit information.
17676 * lambda-code.c (perfect_nestify): Ditto.
17677 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17678 (mark_single_exit_loops): Removed.
17679 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17680 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17681 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17683 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17684 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17685 (verify_loop_structure): Verify consistency of the exit lists.
17686 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17687 (set_single_exit): Removed.
17688 * cfgloop.h (struct loop_exit): New function.
17689 (struct loop): single_exit_ field replaced by exits field.
17690 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17691 LOOPS_HAVE_RECORDED_EXITS.
17692 (struct loops): Added exits hash.
17693 (mark_single_exit_loops, set_single_exit): Declaration removed.
17694 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17696 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17698 * doc/invoke.texi: Avoid use of @headitem.
17700 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17702 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17704 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17706 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17709 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17710 Richard Sandiford <richard@codesourcery.com>
17712 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17713 * config/m68k/m68k.opt: Resort options.
17714 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17716 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17717 Richard Sandiford <richard@codesourcery.com>
17719 * doc/invoke.texi: Document the macros that are defined by
17720 m68k's -mtune and -mhard-float options.
17721 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17722 (m68k_cpp_cpu_family): Likewise.
17723 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17724 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17725 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17726 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17727 (m68k_cpp_cpu_family): Likewise.
17729 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17731 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17732 macros besides mc68000 as tuning macros. Use a switch statement
17733 to set them and mcpu32.
17735 2007-01-12 Julian Brown <julian@codesourcery.com>
17737 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17738 (TARGET_68040_ONLY): Rename to...
17739 (TARGET_68040): ...this.
17740 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17741 * config/m68k/m68k.md: Likewise.
17743 2007-01-12 Julian Brown <julian@codesourcery.com>
17744 Nathan Sidwell <nathan@codesourcery.com>
17745 Richard Sandiford <richard@codesourcery.com>
17747 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17748 the -mcpu= argument associated with the --with-cpu setting.
17749 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17750 if different from the one implied by the -mcpu setting.
17751 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17752 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17753 * doc/invoke.texi: Mention ColdFire in the introduction to the
17754 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17755 -mno-div and -mhard-float options. Make -m68881 a synonym for
17756 -mhard-float. Document the previously-undocumented -m5206e,
17757 -m528x, -m5307 and -m5407 options. Tweak the existing option
17758 documentation for consistency.
17759 * doc/install.texi: Mention new --with-cpu arguments.
17760 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17761 default CPU if neither -mcpu nor -march are specified.
17762 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17763 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17764 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17765 using m68k_tune to decide between families that implement the
17766 same ISA. Use m68k_tune to set __mcfv4e__.
17767 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17768 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17769 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17770 (FL_ISA_C, FL_ISA_MMU): New macros.
17771 (MASK_COLDFIRE): Delete.
17772 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17773 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17774 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17775 (TARGET_HARD_FLOAT): Do not define here.
17776 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17777 (TUNE_68000): New macro.
17778 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17779 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17780 (TUNE_CFV2): Redefine in terms of m68k_tune.
17781 (uarch_type, target_device, fpu_type): New enums.
17782 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17783 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17784 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17785 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17786 (FL_FOR_isa_c): New macros.
17787 (m68k_isa): New enum.
17788 (m68k_target_selection): New structure.
17789 (all_devices, all_isas, all_microarchs): New tables.
17790 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17791 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17792 (MASK_ALL_CPU_BITS): Delete.
17793 (m68k_find_selection): New function.
17794 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17795 Map the legacy target options to a combination of the new ones.
17796 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17797 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17798 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17800 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17801 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17803 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17804 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17805 * config/m68k/m68k-devices.def: New file.
17807 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17808 Nathan Sidwell <nathan@codesourcery.com>
17810 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17811 (SUBTARGET_EXTRA_SPECS): New macros.
17812 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17813 use %(asm_cpu_spec) instead.
17814 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17815 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17816 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17817 (EXTRA_SPECS): Rename to...
17818 (SUBTARGET_EXTRA_SPECS): ...this.
17820 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17821 Richard Sandiford <richard@codesourcery.com>
17822 Julian Brown <julian@codesourcery.com>
17824 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17825 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17826 to the configuration's default CPU.
17827 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17828 Remove default masks.
17829 (m680[012]0-*-*): Set the default with_cpu to the first part of
17831 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17832 (m68k*-*-linux): Extend the --with-cpu handling to...
17833 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17834 and m68010. Don't set target_cpu_default2.
17835 * doc/install.texi: Document --with-cpu for m68k.
17836 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17837 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17838 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17839 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17840 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17841 (ASM_SPEC): Remove use of %(asm_cpu_default).
17842 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17843 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17844 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17845 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17846 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17847 (TARGET_DEFAULT): Delete.
17848 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17849 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17850 (CPP_CPU_SPEC): Delete.
17851 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17852 the appropriate string.
17853 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17854 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17855 (ASM_SPEC): Don't use %(asm_default_spec).
17856 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17857 TARGET_DEFAULT and add MASK_68881.
17858 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17860 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17862 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17863 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17864 MASK_68010 alongside MASK_68020.
17865 * doc/invoke.texi: Document -m68010.
17866 * config/m68k/m68k.opt (m68010): New.
17867 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17869 (TUNE_68010): New macro.
17870 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17871 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17872 (M68K_CPU_m68332): Add MASK_68010.
17873 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17874 fallback definition.
17875 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17877 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17878 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17879 to all entries that use MASK_68020.
17880 (output_move_simode_const, output_move_himode, output_move_qimode)
17881 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17882 instead of TARGET_68020 to select clr behavior. Remove comment
17883 about there being no TARGET_68010.
17884 * config/m68k/m68k.md: Likewise throughout.
17886 2007-01-12 Julian Brown <julian@codesourcery.com>
17888 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17889 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17890 * config/m68k/m68k.md: Likewise.
17892 2007-01-12 Julian Brown <julian@codesourcery.com>
17894 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17895 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17897 2007-01-12 Julian Brown <julian@codesourcery.com>
17899 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17900 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17901 * config/m68k/m68k.md: Likewise.
17903 2007-01-12 Julian Brown <julian@codesourcery.com>
17904 Richard Sandiford <richard@codesourcery.com>
17906 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17907 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17908 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17910 (TARGET_CPU32): Rename to...
17911 (TUNE_CPU32): ...this.
17912 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17913 (TUNE_CFV2): New macros.
17914 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17915 remove conditions that are implied by TARGET_68020.
17916 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17917 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17918 (m68k_output_function_epilogue): Likewise.
17919 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17920 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17921 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17922 non-68000 timings. Refactor multiplication and division costs.
17923 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17924 TUNE_CPU32 instead of TARGET_CPU32.
17925 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17926 and TUNE_68060 instead of TARGET_68060.
17927 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17928 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17930 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17931 && !TARGET_COLDFIRE" to choose between moveq and clr.
17932 Likewise in the unnamed movsf pattern.
17933 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17934 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17937 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17939 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17940 of tabbing before backslashes.
17942 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17944 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17945 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17946 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17948 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17950 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17951 find_interesting_uses_cond.
17952 (find_interesting_uses_cond): Use extract_cond_operands.
17953 (rewrite_use_compare): Use extract_cond_operands and
17954 force_gimple_operand_bsi. Do not call update_stmt.
17955 (determine_use_iv_cost_condition): Use extract_cond_operands.
17956 Return cheaper of using original bound and changing the exit bound.
17958 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17960 PR tree-optimization/29516
17961 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17962 most_expensive_mult_to_index, addr_to_parts,
17963 create_mem_ref, maybe_fold_tmr): Make the type of
17964 fields of TARGET_MEM_REF sizetype.
17965 (move_fixed_address_to_symbol, move_pointer_to_base):
17967 * tree.def (TARGET_MEM_REF): Add comment on types of
17970 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17972 * c-common.c (vector_types_convertible_p): Treat opaque types as
17973 always convertible if they have the same size, but not otherwise.
17975 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17977 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17978 Remove the b_unconditional field.
17979 (noce_try_sign_mask): Do not look at b_unconditional.
17980 (noce_process_if_block): Do not use merge_if_blocks. Update
17981 the CFG here. Do not set b_unconditional.
17982 (cond_move_process_if_block): Likewise.
17983 (find_cond_trap): Likewise.
17984 (check_cond_move_block): Require simple jump insns at the end
17985 of the basic block.
17987 2007-01-11 Jan Hubicka <jh@suse.cz>
17989 PR tree-optimization/1046
17990 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17991 when alias info is not ready.
17992 (pass_tail_recursion): Do not require aliasing.
17993 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17994 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17995 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17996 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17997 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17998 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17999 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18001 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18002 When aliasing is not build, mark statement as volatile.
18004 2007-01-11 Tom Tromey <tromey@redhat.com>
18006 PR preprocessor/15185, PR preprocessor/20989:
18007 * doc/cppopts.texi <-MT>: Update description of algorithm for
18008 computing default target.
18009 <-M, -MD>: Reword "basename" text.
18011 2007-01-11 Roger Sayle <roger@eyesopen.com>
18013 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18014 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18015 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18016 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18017 fold_builtin_bswap, real_constp, fold_builtin_pow,
18018 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18019 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18020 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18021 * convert.c (convert_to_pointer): Likewise.
18022 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18023 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18024 const_binop, fold_convert_const_int_from_int,
18025 fold_convert_const_int_from_real,
18026 fold_convert_const_real_from_real, sign_bit_p,
18027 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18028 fold_sign_changed_comparison, fold_unary, fold_comparison,
18029 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18030 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18031 * print-tree.c (print_node_brief, print_node): Likewise.
18032 * stor-layout.c (place_field, layout_type): Likewise.
18033 * tree-chrec.c (keep_cast): Likewise.
18034 * tree.c (build_vector, build_real, build_real_from_int_cst,
18035 build_complex): Likewise.
18037 2007-01-11 Roger Sayle <roger@eyesopen.com>
18039 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18040 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18042 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18044 * configure.ac (strict1_warn): Rename to strict_warn.
18045 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18046 cc_set_by_configure, quoted_cc_set_by_configure,
18047 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18048 all_boot_languages, all_stagestuff): Remove.
18049 (target_list): Remove bootstrap targets.
18050 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18051 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18052 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18053 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18054 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18055 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18056 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18057 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18058 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18059 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18060 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18061 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18062 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18063 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18064 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18065 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18066 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18067 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18068 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18069 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18070 (mostlyclean): Adjust.
18071 (clean, distclean): Don't mention bootstrap stuff.
18072 * configure: Regenerate.
18073 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18074 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18075 treelang/config-lang.in (stagestuff): Remove.
18076 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18077 stageprofile, stagefeedback, stagestuff): Remove mention.
18079 2007-01-11 Nick Clifton <nickc@redhat.com>
18081 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18083 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18084 (mcore_arith_K_S_operand): Run the test for the S constraint not
18085 the test for the M constraint.
18086 (mcore_addsub_operand): Do not accept integer values that are
18087 larger than 32 bits.
18088 * config/mcore/mcore.md: Remove unused constraints from split.
18089 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18090 (addsi3): Likewise.
18091 (allocate_stack): Likewise.
18092 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18093 operands to 32 bits.
18094 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18096 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18097 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18098 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18099 mcore_output_bclri, mcore_output_andn, output_inline_const,
18100 mcore_output_move, mcore_output_movedouble): Likewise.
18101 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18102 (output_inline_const): Likewise.
18103 (output_inline_const): Fix format strings used in sprintf
18105 * config/mcore/mcore-protos.h: Update prototypes for changed
18106 functions in mcore.c.
18107 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18108 HOST_WIDE_INT and not int.
18109 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18110 CONST_OK_FOR_N): Likewise.
18111 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18112 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18115 2007-01-10 Jan Hubicka <jh@suse.cz>
18117 * tree-vrp.c (remove_range_assertions): Release defs.
18118 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18119 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18121 2007-01-10 Paul Brook <paul@codesourcery.com>
18123 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18124 * config/arm/arm.md (mulsi3subsi): New insn.
18126 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18128 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18129 (tree_transform_and_unroll_loop): New.
18130 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18133 2007-01-10 Robert Kennedy <jimbob@google.com>
18135 * fold-const.c (fold_comparison): Fold comparisons like (x *
18136 1000 < 0) to (x < 0).
18138 2007-01-10 Ian Lance Taylor <iant@google.com>
18140 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18141 operands have the same priority.
18143 2007-01-10 Tom Tromey <tromey@redhat.com>
18145 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18146 (fold_binary): Likewise.
18147 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18148 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18149 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18150 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18151 * langhooks.h (struct lang_hooks): Removed field
18152 'can_use_bit_fields_p'.
18154 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18156 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18158 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18160 * function.c (get_last_funcdef_no): New function.
18161 * function.h (get_last_funcdef_no): Declare.
18162 * tree-inline.c (initialize_cfun): Add initialization.
18163 (tree_function_versioning): Cleanup.
18165 2007-01-10 Jan Hubicka <jh@suse.cz>
18167 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18170 2007-01-10 Sa Liu <saliu@de.ibm.com>
18171 Ben Elliston <bje@au.ibm.com>
18173 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18174 for SAVE_NONLOCAL and Pmode for any other save level.
18175 * spu-protos.h (spu_restore_stack_block): Declare.
18176 * spu.md (save_stack_block): Remove.
18177 (restore_stack_block): Call spu_restore_stack_block.
18178 * spu.c (spu_restore_stack_block): New function.
18179 (spu_expand_epilogue): Remove old comment.
18181 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18183 PR tree-optimization/30322
18184 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18185 (cand_value_at): Return the value as aff_tree.
18186 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18187 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18188 aff_combination_mult): New functions.
18189 (aff_combination_add): Use aff_combination_add_cst.
18190 (aff_combination_convert): Allow conversions to a wider type.
18191 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18192 * tree-affine.h (aff_combination_mult): Declare.
18194 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18196 * doc/tm.texi: Update documentation to reflect reality of exec
18197 and start file search behaviours. Update copyright year.
18198 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18199 header file directories.
18201 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18203 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18204 (*cosxf2): Rename to cosxf2_i387.
18205 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18206 using X87MODEF12 mode macro. Rename patterns to
18207 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18209 (*cosdf2, *cossf2): Ditto.
18210 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18211 to match extended input operands.
18212 (sincos<mode>3): New expander.
18213 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18214 insn patterns and corresponding splitters.
18216 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18218 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18219 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18221 2007-01-09 Nicolas Pitre <nico@cam.org>
18224 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18226 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18228 * target.h (struct gcc_target): New field library_rtti_comdat.
18229 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18230 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18231 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18232 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18234 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18236 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18238 2007-01-08 Richard Guenther <rguenther@suse.de>
18240 * tree.h (force_fit_type_double): Export.
18241 (force_fit_type): Remove.
18242 * fold-const.c (force_fit_type_double): New function.
18243 (force_fit_type): Remove.
18244 (int_const_binop): Use it.
18245 (fold_convert_const_int_from_int): Likewise.
18246 (fold_convert_const_int_from_real): Likewise.
18247 (fold_div_compare): Likewise.
18248 (fold_sign_changed_comparison): Likewise.
18249 (fold_unary): Likewise.
18250 (fold_negate_const): Likewise.
18251 (fold_abs_const): Likewise.
18252 (fold_not_const): Likewise.
18253 * c-common.c (shorten_compare): Use force_fit_type_double.
18254 * convert.c (convert_to_pointer): Likewise.
18256 2007-01-08 Richard Guenther <rguenther@suse.de>
18258 * tree.h (build_int_cst_wide_type): Export.
18259 * tree.c (build_int_cst_wide_type): New function.
18260 (build_int_cst_wide): Fix comment.
18261 * builtins.c (fold_builtin_object_size): Use build_int_cst
18262 to build -1 or 0 of the correct type. Use fit_double_type
18263 to check for overflow.
18264 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18266 (decode_field_reference): Likewise.
18267 (all_ones_mask_p): Likewise.
18268 (native_interpret_int): Use build_int_cst_wide_type.
18269 (fold_binary): Use build_int_cst_type to build an all-ones
18271 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18273 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18275 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18277 2007-01-09 Ben Elliston <bje@au.ibm.com>
18279 * genautomata.c (STATS_OPTION): New option.
18280 (stats_flag): New flag.
18281 (gen_automata_option): Handle it.
18282 (initiate_automaton_gen): Ditto.
18283 (write_automata): Output statistics only if stats_flag is
18284 set. Likewise, output time statistics only if time_flag is set.
18285 * doc/md.texi (Processor pipeline description): Document new flag.
18287 2007-01-08 Richard Guenther <rguenther@suse.de>
18289 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18290 * tree.c (build_int_cst_type): Likewise.
18291 (size_in_bytes): Don't call force_fit_type on the result.
18292 (int_fits_type_p): Use fit_double_type.
18293 * fold-const.c (fit_double_type): New function.
18294 (force_fit_type): Use it.
18295 * tree.h (fit_double_type): Export.
18297 2007-01-08 Jan Hubicka <jh@suse.cz>
18299 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18300 * ipa.c (function_and_variable_visibility): Fix return type.
18302 2007-01-08 Richard Guenther <rguenther@suse.de>
18304 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18305 of offset to build the index.
18306 * tree-pretty-print.c (dump_generic_node): Don't build negated
18307 const just for printing.
18308 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18309 * builtins.c (fold_builtin_int_roundingfn): Check if result
18310 fits the type by using force_fit_type and comparing the result.
18311 * predict.c (predict_loops): Use compare_tree_int for comparison.
18312 * tree.c (build_int_cst): Fall back to integer_type_node for
18314 (build_int_cst_wide): Assert type is non-null.
18316 2007-01-08 Roberto Costa <roberto.costa@st.com>
18318 * tree-vrp.c (extract_range_from_cond_expr): New.
18319 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18320 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18322 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18323 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18324 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18325 used as expressions.
18326 * tree-object-size.c (cond_expr_object_size): New.
18327 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18329 2007-01-08 Jan Hubicka <jh@suse.cz>
18331 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18332 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18335 2007-01-08 Richard Guenther <rguenther@suse.de>
18337 PR tree-optimization/23603
18338 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18339 (extract_range_from_binary): Fall back to truthvalue instead of
18340 varying for TRUTH_*_EXPR.
18341 (extract_range_from_comparison): Fall back to truthvalue instead of
18343 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18344 if all visited PHI values were constant.
18346 2007-01-08 Jan Hubicka <jh@suse.cz>
18348 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18349 (cgraph_analyze_function): break out from ...
18350 (cgraph_finalize_compilation_unit): ... here.
18351 (cgraph_expand_function): Remove forgoten commented out line.
18352 (cgraph_optimize): Analyze functions.
18354 2007-01-08 Jan Hubicka <jh@suse.cz>
18356 * tree-pas.h (TODO_remove_function): New flag.
18357 (TODO_update*): Renumber.
18358 (pass_ipa_increase_alignment,
18359 pass_ipa_function_and_variable_visibility): New passes.
18360 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18361 (cgraph_function_and_variable_visibility): Move to ipa.c
18362 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18363 cgraph_increase_alignment.
18364 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18365 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18366 calling tree-inline.
18367 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18368 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18369 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18370 (gate_increase_alignment): New function.
18371 (pass_ipa_increase_alignment): New pass.
18372 * ipa.c: Inline tree-pass.h and timevar.h
18373 (function_and_variable_visibility): Move here from cgraphunit.c
18374 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18375 * passes.c (init_optimization_passes): Add the two new passes.
18376 (execute_todo): Handle cgraph_remove_functions.
18378 2007-01-08 Nick Clifton <nickc@redhat.com>
18380 * config/frv/predicates.md (reg_or_0_operand): Accept
18383 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18385 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18386 * config.gcc: Add bfin*-rtems*.
18388 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18390 * c.opt: Add -flax-vector-conversions.
18391 * c-typeck.c (convert_for_assignment): Pass flag to
18392 vector_types_convertible_p to allow emission of note.
18393 (digest_init): Likewise.
18394 * c-opts.c: Handle -flax-vector-conversions.
18395 * c-common.c (flag_lax_vector_conversions): New.
18396 (vector_types_convertible_p): Unless -flax-vector conversions
18397 has been passed, disallow conversions between vectors with
18398 differing numbers of subparts and/or element types. If such
18399 a conversion is disallowed, possibly emit a note on the first
18400 occasion only to inform the user of -flax-vector-conversions.
18401 The new last argument specifies this.
18402 * c-common.h (flag_lax_vector_conversions): New.
18403 (vector_types_convertible_p): Add extra argument.
18404 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18405 char_type_node for V*QI type vectors.
18406 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18407 Update to satisfy new typechecking rules.
18408 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18409 C and C++ variants.
18410 * doc/invoke.texi (C Dialect Options): Document
18411 -flax-vector-conversions.
18413 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18415 PR tree-optimization/29877
18416 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18417 a register variable on the RHS to not be replaceable.
18419 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18420 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18421 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18422 const_simm15, const_pow2, const_npow2): Added.
18423 * config/score/misc.md (insv, extv, extzv, movmemsi,
18424 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18425 * config/score/score.c (score_address_cost, score_select_cc_mode):
18427 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18428 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18429 Update score_print_operand.
18430 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18431 Adjust register allocate order and update some macro define.
18432 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18433 mdx_block_move_straight, mdx_block_move_loop_head,
18434 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18435 mdx_block_move_loop, mdx_block_move): Added.
18436 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18437 mdp_limm): Updated and fix some bug and typo.
18438 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18439 (movsf, movdf, doloop_end): Added.
18441 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18443 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18444 config/arm/thumb2.md: Fix comment typos.
18445 * doc/extend.texi: Fix a typo.
18447 2007-01-07 Eric Christopher <echristo@apple.com>
18449 * configure.ac: Check for __stack_chk_fail for darwin.
18450 * configure: Regenerate.
18452 2007-01-07 Richard Guenther <rguenther@suse.de>
18454 * tree-vrp.c (extract_range_from_assert): CSE calls to
18455 compare_values where possible.
18456 (extract_range_from_unary_expr): Likewise.
18458 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18460 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18461 * config/avr/avr.c (call_insn_operand): Delete function.
18462 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18463 instead of register number. Use predicates.
18464 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18465 call_insn_operand): Add.
18467 2007-01-06 Jan Hubicka <jh@suse.cz>
18469 * tree-pass.h (pass_build_cgraph_edges): Declare.
18470 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18471 (visited_nodes): Remove.
18472 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18473 build_cgrpah_edges; make visited_nodes local.
18474 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18475 (record_references_in_initializer): Move to cgraphbuild.c
18476 (initialize_inline_failed, rebuild_cgraph_edges,
18477 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18478 (verify_cgraph_node): Make visited_nodes local.
18479 (cgraph_analyze_function): Do not call cgraph_create_edges and
18480 initialize_inline_failed.
18481 (cgraph_expand_function): Do not call cgraph_lower_function;
18482 assert that function is already lowered.
18483 * Makefile.in (cgraphbuild.o): New.
18484 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18485 at the end of lowering passes.
18487 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18489 * ifcvt.c (cond_move_convert_if_block): New function, code
18490 factored out from...
18491 (cond_move_process_if_block): ...here. Call the new function
18492 on the THEN and ELSE blocks.
18493 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18494 already takes care of this.
18496 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18499 * tree.h (TREE_OVERFLOW_P): New.
18500 * c-typeck.c (parser_build_unary_op): Warn only if result
18501 overflowed and operands did not.
18502 (parser_build_binary_op): Likewise.
18503 (convert_for_assignment): Remove redundant overflow_warning.
18504 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18506 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18508 * c-typeck.c (store_init_value): Split over two lines to follow
18509 the GNU coding style.
18511 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18513 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18514 __GXX_EXPERIMENTAL_CXX0X__.
18515 * doc/cpp.texi: Same.
18517 2007-01-05 Richard Guenther <rguenther@suse.de>
18519 PR middle-end/27826
18520 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18521 with mismatched types. Instead explicitly build a
18522 conversion NOP_EXPR.
18524 2007-01-05 Ian Lance Taylor <iant@google.com>
18526 * c-common.c (decl_with_nonnull_addr_p): New function.
18527 (c_common_truthvalue_conversion): Call it.
18528 * c-typeck.c (build_binary_op): Likewise.
18529 * c-common.h (decl_with_nonnull_addr_p): Declare.
18531 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18534 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18537 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18539 * doc/install.texi (Final install): Document the fact that
18540 the GNAT runtime should not be stripped.
18542 2007-01-04 Jan Hubicka <jh@suse.cz>
18544 * tree-inline.c (fold_marked_statements): Update operand caches
18545 and EH after folding
18547 2007-01-04 Ian Lance Taylor <iant@google.com>
18549 * c-common.c (check_function_nonnull): Whitespace fix.
18551 2007-01-04 Jan Hubicka <jh@suse.cz>
18553 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18554 comitted older version of patch.
18555 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18556 function, celanup cfg and collect garbage.
18558 2007-01-04 Mike Stump <mrs@apple.com>
18560 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18563 2007-01-04 Eric Christopher <echristo@apple.com>
18565 * libgcc2.c (__bswapsi2): Use SItype.
18566 (__bswapdi2): Use DItype.
18567 * libgcc2.h: Update for above.
18569 2007-01-04 Paul Brook <paul@codesourcery.com>
18571 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18572 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18573 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18574 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18575 umulsi3_highpart): Make conditional on !arm_arch6.
18576 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18577 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18578 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18579 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18580 umulsi3_highpart_v6): New insns.
18582 2007-01-04 Roger Sayle <roger@eyesopen.com>
18584 * fold-const.c (fold_convert): When casting an expression to void,
18585 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18586 have a type. Instead of attempting to build a NOP_EXPR, return
18587 these "special" trees directly.
18589 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18591 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18592 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18593 rs6000_cost->fp not 0 as adjustment for outer NEG.
18595 2007-01-04 Jan Hubicka <jh@suse.cz>
18597 * cgraph.c (cgraph_release_function_body): New function.
18598 (cgraph_remove_node): Use it.
18599 * cgraph.h (cgraph_release_function_body): Declare.
18600 * cgraphunit.c (cgraph_expand_function): Use it.
18601 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18602 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18603 is initialized and while compilation of other function is running.
18604 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18605 statement CFG annotations from here to ...
18606 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18608 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18610 * cfgloop.h (enum li_flags): Make the constants powers of two.
18612 2007-01-04 Jan Hubicka <jh@suse.cz>
18614 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18616 (fold_marked_statements): New function.
18617 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18618 * tree-inline.h (copy_body_data): Add statements_to_fold.
18620 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18622 * config.gcc: Mention libgcc/config.host.
18623 * Makefile.in: Update comments mentioning libgcc.
18624 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18625 (all.cross, start.encap, rest.encap, rest.cross): Update
18626 dependencies for libgcc move.
18627 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18628 (clean-target, clean-target-libgcc): Delete.
18629 (srcdirify, GCC_EXTRA_PARTS): New macros.
18630 (libgcc-support, libgcc.mvars): New rules.
18631 (distclean): Remove mention of mklibgcc.
18632 (install): Don't reference INSTALL_LIBGCC.
18633 (install-common): Don't reference EXTRA_PARTS.
18634 (install-libgcc, install-multilib): Delete rules.
18635 * mklibgcc.in: Delete file.
18636 * doc/configfiles.texi: Don't mention mklibgcc.
18638 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18639 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18640 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18641 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18642 (mklibgcc, ldblspecs): Likewise.
18644 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18645 (posixpre.def): Use $(T).
18646 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18647 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18648 (SHLIB_LINK): Make dummy.
18649 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18651 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18653 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18654 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18655 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18656 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18658 * configure.ac (all_outputs): Remove mklibgcc.
18659 * configure: Regenerated.
18661 2007-01-03 Josh Conner <jconner@apple.com>
18663 PR middle-end/29683
18664 * calls.c (compute_argument_addresses): Set stack and stack_slot
18665 for partial args, too.
18666 (store_one_arg): Use locate.size.constant for the size when
18667 generating a save_area.
18669 2007-01-03 Robert Kennedy <jimbob@google.com>
18671 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18672 whose definitions are deleted due to basic block merging.
18674 2007-01-03 Paul Brook <paul@codesourcery.com>
18677 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18679 (use_return_insn): Return 0 for Thumb interrupt functions.
18680 (print_multi_reg): Add rfe argument for IRQ returns.
18681 (arm_output_epilogue): Pop interrupt return address directly into PC.
18682 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18684 2007-01-03 Paul Brook <paul@codesourcery.com>
18686 Merge from sourcerygxx-4_1.
18687 * config/arm/thumb2.md: New file.
18688 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18690 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18691 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18692 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18693 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18695 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18696 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18698 * config/arm/ieee754-sf.S: Ditto.
18699 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18700 (thumb1_base_register_rtx_p): ... to this.
18701 (thumb_index_register_rtx_p): Rename...
18702 (thumb1_index_register_rtx_p): ... to this.
18703 (thumb_output_function_prologue): Rename...
18704 (thumb1_output_function_prologue): ... to this.
18705 (thumb_legitimate_address_p): Rename...
18706 (thumb1_legitimate_address_p): ... to this.
18707 (thumb_rtx_costs): Rename...
18708 (thumb1_rtx_costs): ... to this.
18709 (thumb_compute_save_reg_mask): Rename...
18710 (thumb1_compute_save_reg_mask): ... to this.
18711 (thumb_final_prescan_insn): Rename...
18712 (thumb1_final_prescan_insn): ... to this.
18713 (thumb_expand_epilogue): Rename...
18714 (thumb1_expand_epilogue): ... to this.
18715 (arm_unwind_emit_stm): Rename...
18716 (arm_unwind_emit_sequence): ... to this.
18717 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18718 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18719 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18720 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18721 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18722 thumb2_output_casesi): New functions.
18723 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18724 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18725 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18726 THUMB2_WORK_REGS): Define.
18727 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18728 arm_condexec_mask, arm_condexec_masklen)): New variables.
18729 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18730 (arm_override_options): Check new CPU capabilities.
18731 Set new architecture flag variables.
18732 (arm_isr_value): Handle v7m interrupt functions.
18733 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18735 (const_ok_for_arm): Handle Thumb-2 constants.
18736 (arm_gen_constant): Ditto. Use movw when available.
18737 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18739 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18740 (thumb_find_work_register, arm_load_pic_register,
18741 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18742 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18743 print_multi_reg, output_mov_long_double_fpa_from_arm,
18744 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18745 output_mov_double_fpa_from_arm, output_move_double,
18746 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18747 output_return_instruction, arm_output_function_prologue,
18748 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18749 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18750 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18751 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18752 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18753 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18755 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18756 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18757 (arm_file_start): Output directive for unified syntax.
18758 (arm_unwind_emit_set): Handle stack alignment instruction.
18759 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18760 Add v6t2, v7, v7a, v7r and v7m.
18761 (RETLDM): Add Thumb-2 code.
18762 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18763 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18764 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18765 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18766 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18767 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18768 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18769 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18770 ADJUST_INSN_LENGTH): Define.
18771 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18772 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18773 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18774 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18775 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18776 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18777 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18778 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18779 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18780 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18781 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18782 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18783 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18784 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18785 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18786 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18787 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18789 * config/arm/arm-tune.md: Regenerate.
18790 * config/arm/arm-protos.h: Update prototypes.
18791 * config/arm/vfp.md: Enable patterns for Thumb-2.
18792 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18793 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18794 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18795 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18796 * config/arm/libunwind.S: Add Thumb-2 code.
18797 * config/arm/constraints.md: Update include Thumb-2.
18798 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18799 * config/arm/ieee754-df.S: Ditto.
18800 * config/arm/bpabi.S: Ditto.
18801 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18802 * config/arm/predicates.md (low_register_operand,
18803 low_reg_or_int_operand, thumb_16bit_operator): New.
18804 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18805 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18806 * config/arm/t-arm-elf: Add armv7 multilib.
18807 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18809 (UNSPEC_STACK_ALIGN, ce_count): New.
18810 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18811 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18813 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18814 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18815 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18816 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18817 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18818 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18820 * doc/extend.texi: Document ARMv7-M interrupt functions.
18821 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18823 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18825 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18826 (struct _Unwind_Context): Rename args_size to flags, remove
18827 signal_frame field, add a new args_size field and version field.
18828 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18829 _Unwind_IsExtendedContext): New inline functions.
18830 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18831 Assume by_value array is only present if _Unwind_IsExtendedContext.
18832 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18833 _Unwind_IsSignalFrame.
18834 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18835 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18836 (uw_init_context_1): Initialize context->flags to
18837 EXTENDED_CONTEXT_BIT.
18838 * config/rs6000/linux-unwind.h (frob_update_context): Use
18839 _Unwind_SetSignalFrame.
18841 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18843 PR middle-end/30353
18844 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18845 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18848 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18850 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18851 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18852 RET, AT_SP): Remove.
18853 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18856 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18857 * cfgbuild.c (find_basic_blocks): Likewise.
18858 * cfgrtl.c (rtl_create_basic_block): Likewise.
18859 * function.c (temp_slots_at_level): Likewise.
18860 * reg-stack.c (stack_regs_mentioned): Likewise.
18861 * regclass.c (allocate_reg_info): Likewise.
18862 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18863 set_bb_for_stmt, move_block_to_fn): Likewise.
18864 * tree-complex.c (tree_lower_complex): Likewise.
18865 * vec.h (VEC_safe_grow_cleared): New.
18867 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18869 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18871 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18872 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18874 * cfgloopmanip.c (scale_loop_frequencies): Export.
18875 (loopify): Scale the frequencies by prescribed coefficients.
18876 (set_zero_probability): New function.
18877 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18878 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18879 and frequencies according to arguments.
18880 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18882 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18883 * modulo-sched.c (sms_schedule): Set probabilities for entering
18884 versioned loop correctly.
18885 * tree-vect-transform.c (vect_transform_loop): Ditto.
18886 * cfgloop.h (loopify, loop_version): Declaration changed.
18887 (scale_loop_frequencies): Declared.
18889 2007-01-02 Jan Hubicka <jh@suse.cz>
18891 * cgraph.c: Include tree-flow.h
18892 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18893 early_local_passes.
18894 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18895 * tree-pass.h (pass_all_early_optimizations): Declare.
18896 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18897 early_local_passes.
18898 (cgraph_analyze_function): Do early_local_passes.
18899 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18900 Do not add referenced vars.
18901 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18903 (gate_all_early_local_passes): New gate.
18904 (pass_early_local_passes): Use new gate.
18905 (execute_early_local_optimizations): New functions.
18906 (gate_all_early_optimizations): New gate.
18907 (pass_all_early_optimizations): New pass.
18908 (execute_free_datastructures): Free SSA only when initialized.
18909 (gate_init_datastructures): Init only when optimizing.
18910 (tree_lowering_passes): Do early local passes when called late.
18911 * tree-profile.c (do_tree_profiling): Don't profile functions added
18913 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18914 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18916 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18917 during early_local_passes.
18918 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18921 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18923 * Makefile.in: Update copyright year.
18925 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18927 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18928 in $(lang_checks) and check-consistency targets.
18930 2007-01-02 Jan Hubicka <jh@suse.cz>
18932 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18933 Do not add referenced vars.
18934 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18936 * passes.c (init_optimization_passes): Put mudflap_2 after
18937 free_datastructures.
18939 2007-01-02 Jan Hubicka <jh@suse.cz>
18941 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18942 Set NOTHROW flag on call statements proved to be nothrow.
18943 Update statement of local calls so new pure/const functions are
18944 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18946 (tree_rest_of_compilation): Register hooks and initialize bitmap
18947 early. Do not set after_inlining flag.
18949 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18951 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18952 HOST_BITS_PER_LONGLONG
18954 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18957 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18958 warning for non-static initializers.
18960 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18962 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18963 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18964 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18965 Always use set_unique_reg_note to add REG_EQUAL notes.
18967 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18970 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18972 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18973 * cfgbuild.c (find_basic_blocks): Likewise.
18974 * cfgrtl.c (rtl_create_basic_block): Likewise.
18975 * function.c (temp_slots_at_level): Likewise.
18976 * reg-stack.c (stack_regs_mentioned): Likewise.
18977 * regclass.c (allocate_reg_info): Likewise.
18978 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18979 set_bb_for_stmt, move_block_to_fn): Likewise.
18980 * tree-complex.c (tree_lower_complex): Likewise.
18981 * vec.h (VEC_safe_grow_cleared): New.
18983 2007-01-02 Ian Lance Taylor <iant@google.com>
18985 * c-common.c (c_common_truthvalue_conversion): When warning about
18986 using an assignment as a truth value, set TREE_NO_WARNING.
18988 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18991 * c.opt (Wold-style-declaration): New.
18992 * doc/invoke.texi (C-only Warning Options): New.
18993 (Wold-style-declaration): Document it.
18994 (Wextra): Enabled by -Wextra.
18995 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18996 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18997 -Wold-style-declaration.
18999 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19001 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19002 * cfgbuild.c (find_basic_blocks): Likewise.
19003 * cfgrtl.c (rtl_create_basic_block): Likewise.
19004 * function.c (temp_slots_at_level): Likewise.
19005 * reg-stack.c (stack_regs_mentioned): Likewise.
19006 * regclass.c (allocate_reg_info): Likewise.
19007 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19008 set_bb_for_stmt, move_block_to_fn): Likewise.
19009 * tree-complex.c (tree_lower_complex): Likewise.
19010 * vec.h (VEC_safe_grow_cleared): New.
19012 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19014 * c-common.c (c_common_nodes_and_builtins): Since variants of
19015 void_type_node get built before it is given a name, we need to
19016 give those variants the name, too.
19017 (complete_array_type): We need to work with the canonical main
19018 type of the array, from which we will build the qualified version.
19019 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19020 * print-tree.c (print_node): Display canonical type information
19022 * stor-layout.c (layout_type): When we don't know the
19023 alignment of a type for which we're building an array, we end up
19024 guessing wrong, so make the type require structural equality.
19025 * tree.c (make_node_stat): When we build a new type, it is its
19026 own canonical type.
19027 (build_type_attribute_qual_variant): When building an attribute
19028 variant, its canonical type is the non-attribute variant. However,
19029 if the attributes are target-dependent and they differ, we need to
19030 use structural equality checks for this type.
19031 (build_qualified_type): A qualified type is not equivalent to its
19032 unqualified variant; set the canonical type appropriately.
19033 (build_distinct_type_copy): When building a distinct type from
19034 another type, the new type is its own canonical type.
19035 (build_variant_type_copy): When building a new type variant, we
19036 assume that it is equivalent to the original type.
19037 (build_pointer_type_for_mode): When building a pointer type, also
19038 build a canonical type pointer.
19039 (build_reference_type_for_mode): When building a reference type,
19040 also build a canonical type reference.
19041 (build_index_type): When we can't hash an index type (e.g.,
19042 because its maximum value is negative), the index type requires
19043 structural equality tests.
19044 (build_array_type): Build the canonical form of an array type.
19045 (build_function_type): Function types require structural equality,
19046 because they contain default arguments, attributes, etc.
19047 (build_method_type_directly): Ditto for method types.
19048 (build_offset_type): Build the canonical offset type.
19049 (build_complex_type): Build the canonical vector type.
19050 (make_vector_type): Build the canonical vector type.
19051 * tree.h (TYPE_CANONICAL): New.
19052 (TYPE_STRUCTURAL_EQUALITY_P): New.
19053 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19054 (struct tree_type): Added "canonical" field.
19055 * params.h (VERIFY_CANONICAL_TYPES): New.
19056 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19057 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19058 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19059 * doc/invoke.texi (verify-canonical-types): Document --param
19060 parameter for verifying canonical types.
19062 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19064 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19065 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19066 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19067 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19069 * config/rs6000/e500.h: New.
19070 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19071 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19073 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19074 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19075 TARGET_E500_DOUBLE): Remove.
19076 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19077 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19078 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19079 * config/rs6000/rs6000.c (rs6000_override_options): Use
19080 CHECK_E500_OPTIONS.
19082 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19084 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19085 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19086 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19087 rs6000_emit_cmove): Don't check TARGET_E500.
19088 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19089 sordered): Don't check TARGET_E500.
19091 2007-01-01 Eric Christopher <echristo@apple.com>
19093 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19094 HARD_REGISTER_NUM_P.
19096 2007-01-01 Roger Sayle <roger@eyesopen.com>
19098 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19099 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19100 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19103 2007-01-01 Mike Stump <mrs@apple.com>
19105 * configure.ac: Remove support for building with Apple's gcc-3.1.
19107 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19109 PR middle-end/30311
19110 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19111 REG is a hard register. Do not modify REG before calling
19113 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19114 multiple of the size of YMODE for certain lowpart cases.
19116 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19118 PR middle-end/30253
19119 * gimplify (voidify_wrapper_expr): Update for
19120 GIMPLE_MODIFY_STMT.
19122 2007-01-01 Andreas Schwab <schwab@suse.de>
19125 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19126 save of BR0 in extra_spill_size instead of spill_size.
19127 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19129 (ia64_expand_epilogue): Restore BR0 from its new location.
19131 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19133 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19134 Use a temporary variable if the left hand side is not a gimple
19137 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19139 * gimplify.c (gimplify_return_expr): Make the temporary variable
19140 for the return expression, a gimple register variable.
19142 2007-01-01 Jan Hubicka <jh@suse.cz>
19144 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19147 2007-01-01 Mike Stump <mrs@apple.com>
19149 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19151 * config/darwin.c (machopic_select_rtx_section): Use
19152 HAVE_GAS_LITERAL16.
19153 (darwin_mergeable_constant_section): Likewise.
19154 * configure: Regenerate.
19155 * config.in: Regenerate.
19157 2007-01-01 Jan Hubicka <jh@suse.cz>
19158 Andrew Pinski <pinskia@gmail.com>
19160 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19161 before starting IPA passes.