1 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5 * tree.c (build_decl_stat): Move code from here...
6 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
7 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
8 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
10 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15 * target.h (builtin_vectorization_cost): Add new target builtin.
16 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
17 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
18 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
19 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
20 uninitialized variables.
21 * tree-vect-transform.c (cost_for_stmt): New function.
22 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
23 using cost 1 for all scalar stmts. Be less conservative when
24 estimating the number of prologue/epulogue iterations. Call
25 targetm.vectorize.builtin_vectorization_cost. Return
26 min_profitable_iters-1.
27 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
28 initialization cost instead of TARG_VEC_STMT_COST. Use
29 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
30 epilogue code. Fix epilogue cost computation.
31 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
32 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
33 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
34 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
35 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
36 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
38 2007-07-12 Richard Guenther <rguenther@suse.de>
40 * gimplify.c (gimplify_conversion): Make sure that the result
41 from maybe_fold_offset_to_reference is trivially convertible
42 to the desired type before doing the simplification.
43 (gimplify_expr): Likewise.
44 * fold-const.c (fold_binary): Use the correct types for
45 building the simplified expression.
47 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
49 PR rtl-optimization/32729
50 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
51 that fallthru to exit.
53 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
55 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
56 (symDTPOFF2reg): Likewise.
58 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
60 PR tree-optimization/32663
62 * tree.h (VALUE_HANDLE_VUSES): Remove.
63 (struct tree_value_handle): Remove vuses.
65 * tree-vn.c (create_value_handle_for_expr): Don't set
68 * tree-ssa-pre.c (expression_vuses): New.
69 (alloc_expression_id): Set up expression_vuses.
70 (get_expression_vuses): New.
71 (set_expression_vuses): Ditto.
72 (clear_expression_ids): Modify for expression_vuses.
73 (phi_translate_1): Ditto.
74 (phi_translate_set): Ditto.
75 (value_dies_in_block_x): Ditto
76 (valid_in_sets): Ditto.
78 (find_existing_value_expr): Ditto.
79 (create_value_handle_for_expr): Ditto.
80 (make_values_for_stmt): Ditto.
83 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
85 * Makefile.in (mostlyclean): Remove object files.
87 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
89 * toplev.c (no_new_pseudos): Deleted.
90 * rtl.h (no_new_pseudos): Deleted.
91 * tree-pass.h (pass_no_new_pseudos): Deleted.
92 * passes.c (pass_no_new_pseudos): Deleted.
93 * final.c (rest_of_clean_state): Removed no_new_pseudos.
94 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
95 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
97 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
98 * rtlhooks.c (gen_lowpart_general): Ditto.
99 * optabs.c (prepare_operand): Ditto.
100 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
102 * modulo-sched.c (rest_of_handle_sms): Ditto.
103 * see.c (rest_of_handle_see): Ditto.
104 * ifcvt.c (if_convert): Ditto.
105 (gate_handle_if_after_combine): Replaced no_new_pseudos with
107 * init-regs.c (gate_initialize_regs): Deleted set of
109 * lower-subreg.c (decompose_multiword_subregs): Ditto.
110 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
111 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
113 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
116 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
117 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
118 (*vec_extractv2di_1_rex64): New insn pattern.
120 2007-07-11 David Daney <ddaney@avtrex.com>
122 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
123 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
124 for SIGNAL_UNWIND_RETURN_COLUMN.
125 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
126 (DWARF_FRAME_REGNUM): Rewrite.
127 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
129 2007-07-11 Nick Clifton <nickc@redhat.com>
131 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
132 delta and use gen_int_mode in place of GET_INT instead.
134 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
136 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
139 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
141 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
142 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
144 * params.h (VERIFY_CANONICAL_TYPES): Remove.
145 (USE_CANONICAL_TYPES): New.
146 * doc/invoke.texi (verify-canonical-types): Remove.
147 (use-canonical-types): Add.
149 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
151 * config/spu/spu.c (spu_optimization_options): Remove setting of
152 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
153 (spu_override_options): Move it here.
155 2007-07-11 Richard Sandiford <richard@codesourcery.com>
157 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
158 * config/mips/mips.c (mips_cpu_info_table): Mention
159 MIPS_ISA_LEVEL_SPEC in the comment.
161 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
163 PR tree-optimization/32713
164 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
166 2007-07-11 Paolo Carlini <pcarlini@suse.de>
169 * c-opts.c (c_common_post_options): Do not change flag_complex_method
170 conditional to flag_isoc99.
171 (c_common_init_options): Do it here, unconditionally.
173 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
175 PR tree-optimization/32589
176 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
177 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
178 * tree-ssa-propagate.c (valid_gimple_expression_p): New
179 predicate, extracted from...
180 (set_rhs): ...here. Call it for the expression on entry.
181 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
182 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
183 (simplify_binary_expression): Use valid_gimple_expression_p
184 to validate the simplification.
185 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
187 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
189 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
190 DWARF2_DEBUG on 32 bit target too.
191 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
193 2007-07-11 Nick Clifton <nickc@redhat.com>
195 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
196 version for 64-bit hosts.
198 2007-07-10 David Daney <ddaney@avtrex.com>
200 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
202 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
204 * config/mips/mips.c (mips_expand_synci_loop): New function.
205 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
206 (UNSPEC_RDHWR): Same.
207 (UNSPEC_SYNCI): Same.
209 (clear_cache): New expand.
213 (clear_hazard): Same.
214 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
216 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
217 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
219 2007-07-10 Ian Lance Taylor <iant@google.com>
221 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
224 2007-07-10 David Daney <ddaney@avtrex.com>
226 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
227 * builtins.c (expand_builtin___clear_cache): New function.
228 (expand_builtin): Call expand_builtin___clear_cache for
229 BUILT_IN_CLEAR_CACHE case.
230 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
231 * doc/md.texi (clear_cache): Document new instruction pattern.
232 * testsuite/gcc.dg/builtins-64.c: New test.
234 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
236 * config/cris/cris.md ("movsi"): Fix typo in last change.
238 2007-07-09 Geoffrey Keating <geoffk@apple.com>
241 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
243 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
244 * varasm.c (assemble_start_function): Honor DECL_ALIGN
245 for FUNCTION_DECLs. Don't use align_functions_log if
247 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
248 even for FUNCTION_DECLs.
249 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
251 * tree.h (DECL_ALIGN): Update for new location of 'align'.
252 (DECL_FUNCTION_CODE): Update for new location and name of
254 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
255 (struct tree_decl_common): Move 'align' and 'off_align' out
256 of union, ensure they're still on a 32-bit boundary. Remove
257 other fields in union 'u1'.
258 (struct tree_function_decl): Add field 'function_code' replacing
259 'u1.f' in tree_decl_common.
260 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
261 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
262 (Variable Attributes): Cross-reference 'aligned' attribute
263 to Function Attributes.
264 * flags.h (force_align_functions_log): Delete.
265 * toplev.c (force_align_functions_log): Delete.
267 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
270 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
271 (*vec_concatv2di_rex): New insn pattern.
273 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
276 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
278 2007-07-10 Ian Lance Taylor <iant@google.com>
280 Replace no_new_pseudos in backends.
281 * rtl.h (can_create_pseudo_p): Define.
282 * config/darwin.c (machopic_indirect_data_reference): Use
283 can_create_pseudo_p () instead of no_new_pseudos.
284 (machopic_indirect_data_reference): Likewise.
285 (machopic_legitimize_pic_address): Likewise.
286 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
287 (alpha_emit_set_const_1): Likewise.
288 (alpha_emit_set_const): Likewise.
289 (alpha_emit_conditional_move): Likewise.
290 (alpha_split_conditional_move): Likewise.
291 * config/alpha/alpha.md (various splitters): Likewise.
293 * config/arm/arm.c (legitimize_pic_address): Likewise.
294 (arm_load_pic_register): Likewise.
295 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
296 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
297 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
298 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
299 * config/cris/cris.md (movsi): Likewise.
300 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
301 (symGOTOFF2reg_hilo): Likewise.
302 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
303 * config/h8300/h8300.md (insv, extzv): Likewise.
304 * config/i386/i386.c (ix86_expand_move): Likewise.
305 (ix86_expand_vector_move): Likewise.
306 (ix86_prepare_fp_compare_args): Likewise.
307 (ix86_expand_carry_flag_compare): Likewise.
308 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
309 (tls_dynamic_gnu2_combine_32): Likewise.
310 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
311 * config/ia64/ia64.c (ia64_expand_move): Likewise.
312 (ia64_expand_movxf_movrf): Likewise.
313 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
314 (m32c_split_move): Likewise.
315 (m32c_expand_insv): Likewise.
316 * config/m68k/m68k.md (movsi): Likewise.
317 * config/mips/mips.c (mips_force_temporary): Likewise.
318 (mips_split_symbol): Likewise.
319 (mips_move_integer): Likewise.
320 (mips_legitimize_const_move): Likewise.
321 * config/mn10300/mn10300.md (movsi): Likewise.
322 * config/pa/pa.c (emit_move_sequence): Likewise.
323 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
324 (rs6000_got_register): Likewise.
325 (create_TOC_reference): Likewise.
326 (rs6000_machopic_legitimize_pic_address): Likewise.
327 * config/rs6000/rs6000.md (add<mode>3): Likewise.
328 (various splitters): Likewise.
329 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
330 (movsi_got): Likewise.
331 * config/s390/s390.c (emit_symbolic_move): Likewise.
332 * config/s390/s390.md (movhi, movqi): Likewise.
333 (load_multiple, store_multiple): Likewise.
334 * config/score/score.c (score_force_temporary): Likewise.
335 * config/sh/sh.c (prepare_move_operands): Likewise.
336 (prepare_cbranch_operands): Likewise.
337 (emit_fpu_switch): Likewise.
338 (fpscr_set_from_mem): Likewise.
339 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
340 (adddi3, subsi3): Likewise.
341 (various splitters): Likewise.
342 (divsi_inv_fp_combine): Likewise.
343 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
344 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
346 * config/sh/predicates.md (xor_operand): Likewise.
347 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
348 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
349 (movdi_pic_label_ref): Likewise.
350 * config/spu/spu.c (spu_split_immediate): Likewise.
351 * config/alpha/alpha.md (various splitters): Remove test
352 !no_new_pseudos || reload_completed.
353 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
355 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
356 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
357 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
358 * config/score/score.c (th_output_mi_thunk): Likewise.
359 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
360 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
362 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
364 PR rtl-optimization/32664
365 * mode-switching.c (create_pre_exit): Skip barrier insns.
367 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
369 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
370 force_gimple_operand_bsi.
371 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
372 rewrite_use_compare): Ditto.
373 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
375 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
376 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
377 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
378 * tree-profile.c (prepare_instrumented_value,
379 tree_gen_interval_profiler, tree_gen_pow2_profiler,
380 tree_gen_one_value_profiler, tree_gen_ic_profiler,
381 tree_gen_ic_func_profiler, tree_gen_average_profiler,
382 tree_gen_ior_profiler): Ditto.
383 * tree-ssa-reassoc.c (negate_value): Ditto.
384 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
385 Use force_gimple_operand_bsi.
386 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
387 * tree-if-conv.c (add_to_dst_predicate_list,
388 find_phi_replacement_condition): Ditto.
389 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
390 Call mark_symbols_for_renaming for new statements.
391 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
393 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
395 * cfghooks.c (remove_edge): New function.
396 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
398 * cfghooks.h (remove_edge): Declare.
399 * cfg.c (remove_edge): Renamed to remove_edge_raw.
400 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
402 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
404 * optabs.h: Added declaration for signbit_optab.
405 * optabs.c: (init_optabs): Added initialization for signbit_optab.
406 * genoptinit.c (optabs): Added entry for signbit insns.
407 * builtins.c (expand_builtin_signbit): Added code to use a signbit
409 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
410 * config/s390/s390.md (signbit<mode>2): New expander.
412 2007-07-09 Richard Guenther <rguenther@suse.de>
415 * fold-const.c (fold_plusminus_mult_expr): Move constant
416 arguments second to allow decomposing.
418 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
421 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
423 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
424 Disregard DECL_FROM_INLINE.
426 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
429 * doc/invoke.texi: Add ftree-reassoc flag.
430 * common.opt (ftree-reassoc): New flag.
431 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
432 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
434 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
436 PR tree-optimization/32681
437 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
438 saved in second_edge->aux when first_bb is a loop header.
440 2007-07-09 Jan HUbicka <jh@suse.cz>
442 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
444 2007-07-09 Richard Guenther <rguenther@suse.de>
446 * c-decl.c (start_function): Do not promote return type.
448 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
450 * function.c (do_warn_unused_parameter): Do not warn if
451 TREE_NO_WARNING is set.
453 2007-07-08 Andreas Schwab <schwab@suse.de>
455 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
457 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
460 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
462 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
463 apply to assembly language, too.
464 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
466 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
468 Revert (note the sccvn portions are *not* reverted)
469 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
471 Fix PR tree-optimization/23488
473 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
475 * tree-flow-inline.h (get_value_handle): Ditto.
476 * tree-ssa-pre.c (decl_vh_map): New.
477 (decl_node_pool): New.
478 (can_value_number_operation): Support DECL_P.
479 (can_PRE_operation): Ditto.
480 (create_expression_by_pieces): Ditto.
481 (find_existing_value_expr): Modify to differnetiate between
482 addressing and top level.
483 (create_value_handle_for_expr): Handle DECL's.
484 (poolify_tree): Ditto.
485 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
486 (make_values_for_stmt): Handle DECL's properly.
487 (init_pre): Reorg to not init useless things during FRE.
489 * tree-flow.h: Include pointer-set.h.
490 (decl_vh_map): Declare.
491 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
493 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
495 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
496 the constraint description.
497 * doc/md.texi: Update documentation of AVR constraints.
499 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
501 * auto-inc-dec.c, config/arm/arm.c,
502 config/m32r/constraints.md, config/mips/mips.md,
503 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
504 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
505 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
506 typos. Follow spelling conventions.
507 * doc/invoke.texi, doc/rtl.texi: Fix typos.
509 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
510 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
512 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
513 realloc_vuse): Remove.
514 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
517 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
519 Fix PR tree-optimization/23488
521 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
522 (try_to_simplify): Ditto.
524 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
526 * tree-flow-inline.h (get_value_handle): Ditto.
527 * tree-ssa-pre.c (decl_vh_map): New.
528 (decl_node_pool): New.
529 (can_value_number_operation): Support DECL_P.
530 (can_PRE_operation): Ditto.
531 (create_expression_by_pieces): Ditto.
532 (find_existing_value_expr): Modify to differnetiate between
533 addressing and top level.
534 (create_value_handle_for_expr): Handle DECL's.
535 (poolify_tree): Ditto.
536 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
537 (make_values_for_stmt): Handle DECL's properly.
538 (init_pre): Reorg to not init useless things during FRE.
540 * tree-flow.h: Include pointer-set.h.
541 (decl_vh_map): Declare.
542 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
544 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
546 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
547 apply to assembly language, too.
548 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
550 2007-07-06 Ian Lance Taylor <iant@google.com>
551 Zack Weinberg <zackw@panix.com>
554 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
556 2007-07-06 Richard Sandiford <richard@codesourcery.com>
558 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
559 (prefetch): Likewise if "pref" would be used.
561 2007-07-06 Josh Conner <jconner@apple.com>
565 * calls.c (store_one_arg): Handle arguments which are partially
566 on the stack when detecting argument overlap.
568 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
570 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
571 chosen during find_reloads.
573 2007-07-06 Richard Guenther <rguenther@suse.de>
575 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
576 TYPE_ARG_TYPES for verification of argument types. Use
577 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
578 parameters as variable arguments.
580 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
582 * libgcc2.h (word_type): Type definition removed.
583 (cmp_return_type, shift_count_type): Type definitions added.
584 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
585 replaced with shift_count_type.
586 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
588 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
589 changed from word_type to Wtype.
590 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
591 replaced with shift_count_type.
592 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
594 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
595 and libgcc_shift_count attribute added.
596 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
597 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
598 (TARGET_INITIALIZER): New target hooks added.
599 * targhooks.c (default_libgcc_cmp_return_mode,
600 default_libgcc_shift_count_mode): Default implementations for the new
602 * targhooks.h (default_libgcc_cmp_return_mode,
603 default_libgcc_shift_count_mode): Function prototypes added.
604 * target.h (struct gcc_target): Fields for the new target hooks added.
605 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
607 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
610 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
611 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
613 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
614 s390_libgcc_shift_count_mode): Functions added.
615 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
616 Target hooks defined.
618 2007-07-06 Richard Sandiford <richard@codesourcery.com>
620 * config/mips/mips.c (compute_frame_size): Restore the original
621 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
622 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
623 Document why the difference is needed.
625 2007-07-06 Richard Guenther <rguenther@suse.de>
627 * c-common.c (boolean_increment): Use correctly typed
630 2007-07-06 Richard Sandiford <richard@codesourcery.com>
632 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
633 the topmost argument register is not also included in the save mask.
634 (mips16e_collect_argument_save_p): Take a pointer to the argument
635 register, rather than a pointer to the number of arguments.
636 (mips16e_collect_argument_saves): Only include argument saves
637 that aren't in the register mask.
639 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
641 PR rtl-optimization/32450
642 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
643 to ensure that instructions are not moved into the prologue when
644 profiling is on. Remove unused prologue_end variable.
645 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
646 as a scheduling barrier.
648 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
651 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
652 Disregard DECL_FROM_INLINE.
654 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
656 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
657 IORing with a constant.
659 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
661 PR rtl-optimization/32475
662 * df-scan.c (df_def_record_1): Add a use of the stack pointer
663 for every definition of the stack pointer.
665 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
667 * arm.c (vfp3_const_double_index): Copy signed results of
668 REAL_VALUE_TO_INT into unsigned vars.
670 2007-07-05 Richard Guenther <rguenther@suse.de>
673 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
675 * tree-ssa.c (useless_type_conversion_p): Check canonical
678 2007-07-05 Anatoly Sokolov <aesok@post.ru>
680 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
681 zero_extendhisi2): Change to define_insn_and_split.
682 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
684 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
686 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
687 pass_match_asm_constraints): New.
688 * passes.c (init_optimization_passes): Add new pass.
689 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
690 * function.h (struct function): Add has_asm_statement bit.
691 (current_function_has_asm_statement): New.
692 * tree-pass.h (pass_match_asm_constraints): New.
694 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
696 * config/mips/mips.c (mips_file_start): Avoid declaration
699 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
701 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
703 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
705 * rtl.def (NOTE): Change print format string to print
706 operand 5 as a note insn name.
708 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
709 David Ung <davidu@mips.com>
711 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
712 * doc/invoke.texi: (MIPS Options): Document them.
714 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
715 David Ung <davidu@mips.com>
717 Add support for SmartMIPS ASE.
719 * optabs.c (expand_binop_directly): New, broken out from...
720 (expand_binop): Here. Make it try rotating in the other
721 direction even when the second operand isn't constant.
722 * config/mips/mips.md (*lwxs): New.
723 * config/mips/mips.opt (msmartmips): New.
724 * config/mips/mips.c (mips_lwxs_address_p): New.
725 (mips_rtx_costs): Make it recognize scaled indexed addressing.
726 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
727 __mips_smartmips when compiling for TARGET_SMARTMIPS.
728 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
730 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
731 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
732 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
733 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
734 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
735 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
736 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
738 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
740 * tree-vectorizer.c (new_loop_vec_info): Initialize
741 LOOP_VINFO_COST_MODEL_MIN_ITERS.
742 * tree-vectorizer.h (_loop_vec_info): Added new filed
743 min_profitable_iters.
744 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
745 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
746 * tree-vect-analyze.c (vect_analyze_operations): Set
747 LOOP_VINFO_COST_MODEL_MIN_ITERS.
748 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
749 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
750 Fix calculation of peel_iters_prologue. Move consideration of epilogue
751 and prologue cost to after they are computed.
752 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
754 (vect_model_simple_cost): Takes additional argument dt. Consider cost
755 of creating vectors from scalars according to dt.
756 (vect_model_store_cost): Likewise.
757 (vectorizable_call): Use dt array instead of scalar dt. Call
758 vect_model_simple_cost with additional argument dt.
759 (vectorizable_assignment): Likewise.
760 (vectorizable_operation): Likewise.
761 (vectorizable_type_demotion): Likewise.
762 (vectorizable_type_promotion): Likewise.
763 (vectorizable_store): Use dt array instead of scalar dt. Call
764 vect_model_store_cost with additional argument dt.
765 (vect_do_peeling_for_loop_bound): Don't call
766 vect_estimate_min_profitable_iters. Instead, lookup
767 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
768 "may not be profitable".
770 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
773 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
774 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
775 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
776 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
778 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
780 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
781 addressing modes cheaper.
783 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
785 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
786 (dw_ranges_struct): Rename block_num to num. Adjust.
787 (dw_ranges_by_label_struct): New.
788 (ranges_by_label, ranges_by_label_allocated,
789 ranges_by_label_in_use): New variables.
790 (add_ranges_num): Factored most of the code out of...
791 (add_ranges): ... this one. Rewrite in terms of the former.
792 (add_ranges_by_labels): New.
793 (output_ranges): Output by-label ranges.
794 (dwarf2out_finish): Output range for multiple-section
795 compile_unit. Output standard DW_AT_low_pc in addition to
796 unexpected DW_AT_entry_pc.
798 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
800 PR tree-optimization/32604
801 PR tree-optimization/32606
803 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
804 (compute_antic_safe): Removed.
805 (ANTIC_SAFE_LOADS): Ditto.
806 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
807 (execute_pre): Don't call compute_antic_safe.
808 (vuse_equiv): New function.
809 (make_values_for_stmt): Use it
810 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
813 2007-07-04 Anatoly Sokolov <aesok@post.ru>
816 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
818 (avr_attribute_table): Make "naked" attribute apply to function types
819 rather than to decls.
820 (avr_handle_fntype_attribute): New function.
822 2007-07-04 Joseph Myers <joseph@codesourcery.com>
824 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
827 2007-07-04 David Ung <davidu@mips.com>
828 Joseph Myers <joseph@codesourcery.com>
830 * config/mips/mips.md (type): Add logical, signext and move.
831 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
832 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
833 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
834 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
835 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
836 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
837 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
838 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
839 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
840 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
841 movv2sf_hardfloat_64bit): Use the new types.
842 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
843 *movdf_softfloat, *movdf_mips16): Use "multi".
844 (extendqihi2): Replace with a define_expand.
845 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
846 Based on extend<SHORT:mode><GPR:mode>2 patterns.
847 * config/mips/74k.md (r74k_int_logical): New reservation and
849 (r74k_int_arith): Remove "slt".
850 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
851 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
852 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
853 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
854 reservations for "arith".
856 2007-07-04 Richard Guenther <rguenther@suse.de>
858 * tree-ssa.c (useless_type_conversion_p): Add handling for
859 scalar float and vector types. Only call the types_compatible_p
860 langhook for aggregate types as last resort. Follow the
863 2007-07-04 Richard Guenther <rguenther@suse.de>
865 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
866 the same as NOP_EXPR.
868 2007-07-04 Nick Clifton <nickc@redhat.com>
870 * target.h (struct gcc_target): Add target_help field.
871 * target-def.h (TARGET_HELP): New.
872 (TARGET_INITIALIZER): Use TARGET_HELP.
873 * opts.c (command_handle_option): Invoke target_help function, if
874 defined, when the user has specified --target-help on the command
876 * doc/invoke.texi: Mention that --target-help might print
877 additional information.
878 * doc/tm.texi: Document TARGET_HELP hook.
880 * arm.c (TARGET_HELP): Override default definition.
881 (arm_target_help): New - display a wrapped list of cores and
882 architectures supported.
884 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
886 * config/gcc/v850/v850.c (expand_prologue): Make sure
887 GEN_INT() argument is sign extended rather than zero extended.
888 (expand_epilogue): Likewise.
889 (output_move_double): Delete.
890 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
891 * config/gcc/v850/v850.md (movdi): Delete.
892 (*movdi_internal): Delete.
894 (*movdf_internal): Delete.
896 2007-07-04 Richard Sandiford <richard@codesourcery.com>
898 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
899 unless compiling RTP PIC.
901 2007-07-04 Richard Guenther <rguenther@suse.de>
903 PR tree-optimization/32482
904 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
905 original ssa name if we didn't find a shift expression.
906 Fix shift constant for bit zero test.
908 2007-07-04 Richard Sandiford <richard@codesourcery.com>
910 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
912 2007-07-04 Richard Sandiford <richard@codesourcery.com>
914 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
915 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
916 * config/arm/vxworks.h (ASM_SPEC): Delete.
917 (SUBTARGET_EXTRA_ASM_SPEC): Define.
919 2007-07-04 Sebastian Pop <sebpop@gmail.com>
921 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
922 (DDR_REVERSED_P): New.
923 * tree-data-ref.c (initialize_data_dependence_relation,
924 build_classic_dist_vector): Set DDR_REVERSED_P.
926 2007-07-04 Sebastian Pop <sebpop@gmail.com>
929 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
930 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
931 init_omega_for_ddr_1): Use non conservative number of iterations
933 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
934 (analyze_siv_subscript): Remove FIXME and reinitialization of
935 last_conflicts to chrec_dont_know.
936 * testsuite/gfortran.dg/vect/pr32457.f90: New.
938 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
940 * tree.c (maybe_canonicalize_argtypes): Improve description.
942 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
944 * tree.c (maybe_canonicalize_argtypes): New.
945 (build_function_type): Set canonical type.
946 (build_method_type_directly): Ditto.
947 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
950 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
952 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
954 (rewrite_use_nonlinear_expr): Likewise.
956 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
958 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
960 2007-07-04 Ben Elliston <bje@au.ibm.com>
962 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
965 * c-objc-common.c (c_types_compatible_p): Fix indentation.
967 * doc/tm.texi (Run-time Target): Capitalise "CPU".
968 (Exception Handling): Likewise.
970 2007-07-03 Jan Hubicka <jh@suse.cz>
972 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
974 2007-07-03 Eric Christopher <echristo@apple.com>
976 * doc/cppopts.texi: Add conflicting option note to -dM.
977 * doc/invoke.texi: Add note about possible conflicts with
978 -E for -dCHARS and note that -dM will not produce
979 any results if there is no machine dependent reorg.
981 2007-07-03 Geoffrey Keating <geoffk@apple.com>
983 * tree.h (DECL_ALIGN): Back out previous change.
985 2007-07-03 Joseph Myers <joseph@codesourcery.com>
987 * configure.ac: Test for .dtprelword support on MIPS.
988 * configure, config.in: Regenerate.
989 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
990 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
992 2007-07-03 Julian Brown <julian@codesourcery.com>
994 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
995 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
996 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
997 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
999 (all_fpus): Add FPUTYPE_VFP3.
1000 (fp_model_for_fpu): Add VFPv3 field.
1001 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1002 (vfp3_const_double_index): New function. Return integer index of
1003 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1005 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1006 and argument represents a valid RTX for a VFPv3 constant.
1007 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1009 (vfp_emit_fstmd): Similar, for fstmd.
1010 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1011 constants, represented as integer indices.
1012 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1013 VFP_REGNO_OK_FOR_DOUBLE macros.
1014 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1015 (arm_file_start): Set float-abi attribute for VFPv3, and output
1016 correct ".fpu" assembler directive.
1017 (arm_dbx_register_numbering): Add FIXME.
1018 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1019 (fputype): Add FPUTYPE_VFP3.
1020 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1021 (CALL_USED_REGISTERS): Likewise.
1022 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1023 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1024 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1025 (D7_VFP_REGNUM): New.
1026 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1027 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1028 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1029 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1030 (REG_ALLOC_ORDER): Adjust for VFPv3.
1031 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1032 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1033 VFP_LO_REGS, VFP_HI_REGS.
1034 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1035 (IS_VFP_CLASS): Define macro.
1036 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1038 (REGISTER_MOVE_COST): Likewise.
1039 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1040 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1041 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1042 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1043 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1044 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1045 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1046 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1047 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1048 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1049 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1050 where appropriate for single-word registers.
1051 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1052 As above. Fix type attributes.
1053 * config/arm/constraints.md (register_contraint "t"): Define.
1054 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1056 (register_constraint "x"): Define.
1057 (constraint "Dv"): Define.
1059 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1061 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1063 2007-07-03 Tom Tromey <tromey@redhat.com>
1065 * c-parser.c (objc_pq_context): Removed.
1066 (objc_need_raw_identifier): Likewise.
1067 (c_parser) <objc_pq_context>: New field.
1068 <objc_need_raw_identifier>: Likewise.
1069 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1070 (c_lex_one_token): Update.
1071 (c_parser_objc_protocol_definition): Update.
1072 (c_parser_objc_method_definition): Update.
1073 (c_parser_objc_methodproto): Update.
1074 (c_parser_declspecs): Update.
1076 2007-07-03 David Ung <davidu@mips.com>
1078 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1080 2007-07-03 David Ung <davidu@mips.com>
1081 Richard Sandiford <richard@codesourcery.com>
1083 * doc/invoke.texi: Document -march=74kf3_2.
1084 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1085 (TUNE_74K): Check for it.
1086 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1087 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1088 * config/mips/mips.md (cpu): Add 74kf3_2.
1089 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1090 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1091 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1092 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1093 74kf3_2 to the CPU list.
1094 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1095 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1096 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1097 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1098 (r74kf3_2_fxfer_from_c1): New insn reservations.
1100 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1101 David Ung <davidu@mips.com>
1103 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1104 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1105 and 74k[fx]. Document aliases for the new options.
1106 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1107 (PROCESSOR_24KF2_1): ...this.
1108 (PROCESSOR_24KX): Rename to...
1109 (PROCESSOR_24KF1_1): ...this.
1110 (PROCESSOR_74KF): Rename to...
1111 (PROCESSOR_74KF2_1): ...this.
1112 (PROCESSOR_74KX): Rename to...
1113 (PROCESSOR_74KF1_1): ...this.
1114 (TUNE_74K): Update PROCESSOR_* names.
1115 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1116 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1117 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1118 (mips_rtx_cost_data): Update processor names in comments.
1119 (mips_issue_rate): Update PROCESSOR_* names.
1120 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1121 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1122 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1123 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1124 Update cpu attribute names.
1125 (r24k_fpu_iss): Rename this reservation to...
1126 (r24kf2_1_fpu_iss): ...this and update all uses.
1127 (r24kx_fpu_iss): Rename this reservation to...
1128 (r24kf1_1_fpu_iss): ...this and update all uses.
1129 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1130 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1131 Update cpu attribute names.
1133 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1135 * config/m32r/constraints.md: New file.
1136 * config/m32r/m32r.c: Include tm-constrs.h.
1137 (small_data_operand): Use satisfies_constraint_* instead of macro.
1138 (addr24_operand, gen_compare): Likewise.
1139 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1140 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1141 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1142 EXTRA_CONSTRAINT): Likewise.
1143 * config/m32r/m32r.md: Include constraints.md.
1144 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1145 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1146 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1147 (two_insn_const_operand, int8_operand, uint16_operand,
1148 reg_or_int16_operand, reg_or_uint16_operand,
1149 reg_or_cmp_int16_operand, cmp_int16_operand,
1150 seth_add3_operand): Likewise.
1152 2007-07-03 Eric Christopher <echristo@gmail.com>
1154 * libgcc2.h: Conditionally declare __bswapsi2 and
1157 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1159 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1162 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1165 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1166 (__gthrw_pragma): Provide default definition.
1168 * gthr-posix.c (__gthrw_pragma): Define.
1170 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1172 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1173 before declaring inequality.
1175 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1177 * combine.c (recog_for_combine): Log the success or failure of
1178 matching new insn patterns against the machine description in
1181 2007-07-03 Revital Eres <eres@il.ibm.com>
1183 * ddg.c (print_sccs): New function.
1184 (check_sccs): New function.
1185 (create_ddg_all_sccs): Use it.
1186 * ddg.h (print_sccs): Declare.
1187 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1189 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1191 * targhooks.h (default_mode_for_suffix): New function declaration.
1192 * targhooks.c (default_mode_for_suffix): New default target hook.
1193 * target.h (struct c): New structure in the targetm struct.
1194 (mode_for_suffix): New target hook as part of struct c.
1195 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1196 default_mode_for_suffix.
1197 (TARGET_C): New define.
1198 * c-lex.c: Include "target.h".
1199 (interpret_float): Use targetm.c.mode_for_suffix to determine
1200 the mode for a given non-standard suffix.
1201 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1203 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1204 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1206 * doc/extend.texi (Floating Types): New node. Document __float80 and
1207 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1209 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1212 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1213 predicate instead of target_operand.
1214 (divsi3_i1_media, divsi3_media_2): Likewise.
1216 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1218 * tree.h (alias_sets_might_conflict_p): Rename into
1219 alias_sets_must_conflict_p.
1220 * alias.c (alias_sets_might_conflict_p): Likewise.
1221 (alias_sets_conflict_p): Use it.
1222 (objects_must_conflict_p): Likewise.
1223 * c-common.c (strict_aliasing_warning): Adjust.
1225 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1227 * rtlhooks.c (gen_lowpart_if_possible): Check for
1228 invalid subreg before calling gen_lowpart_SUBREG.
1230 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1232 * config/darwin9.h: Add copyright notice.
1233 (LINK_COMMAND_SPEC): Add comment.
1234 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1235 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1236 DARWIN_LIBSYSTEM_HAS_UNWIND.
1238 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1241 * omp-low.c (check_combined_parallel): New function.
1242 (lower_omp_parallel): Call it via walk_stmts, set
1243 OMP_PARALLEL_COMBINED if appropriate.
1244 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1245 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1246 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1247 don't consider it as combined parallel.
1249 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1251 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1252 (gcc_tooldir): Likewise.
1253 * configure: Regenerate.
1254 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1255 old configure.ac gcc_tooldir setting.
1256 (prefix_to_exec_prefix): New variable.
1257 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1258 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1260 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1262 Fix PR tree-optimization/32583
1263 Fix PR tree-optimization/32584
1264 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1265 (phi_translate_set): Use phi_translate directly now.
1266 (make_values_for_stmt): Don't value number RHS if we already know
1269 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1270 Jim Wilson <wilson@specifix.com>
1273 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1276 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1277 Richard Sandiford <richard@codesourcery.com>
1278 Nigel Stephens <nigel@mips.com>
1280 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1281 (mips16e_output_save_restore): Declare.
1282 (mips16e_save_restore_pattern_p): Likewise.
1283 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1284 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1285 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1286 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1287 (BITSET_P): New global macro, extracted from...
1288 (mips_for_each_saved_reg): ...here.
1289 (mips16e_save_restore_info): New struct.
1290 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1291 (mips16e_save_restore_regs): New variable.
1292 (mips_split_plus, mips16e_find_first_register): New functions.
1293 (mips16e_mask_registers): New function.
1294 (compute_frame_size): Expand the commentary before the function.
1295 Enforce the MIPS16e save and restore register range restrictions.
1296 Pad the general register save area at the low end.
1297 (mips16e_save_restore_reg, mips16e_build_save_restore)
1298 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1299 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1300 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1302 (mips_expand_prologue, mips_expand_epilogue): Handle
1303 GENERATE_MIPS16E_SAVE_RESTORE.
1304 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1306 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1308 PR tree-optimization/31966
1309 PR tree-optimization/32533
1310 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1311 "basic_block" description as its third argument. Update function
1312 calls to get destination bb from "edge" argument. Save "cond" into
1313 aux field of the edge. Update prototype for changed arguments.
1314 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1316 (find_phi_replacement_condition): Operate on incoming edges, not
1317 on predecessor blocks. If there is a condition saved in the
1318 incoming edge aux field, AND it with incoming bb predicate.
1319 Return source bb of the first edge.
1320 (clean_predicate_lists): Clean aux field of outgoing node edges.
1321 (tree_if_conversion): Do not initialize cond variable. Move
1322 variable declaration into the loop.
1323 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1324 initializations of new_stmt, arg0 and arg1 variables.
1326 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1328 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1329 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1331 2007-07-02 Richard Guenther <rguenther@suse.de>
1333 * tree-ssa.c (useless_type_conversion_p): Document
1334 future intent as defining the middle-end type system.
1335 Re-structure to call langhook last, group by type class,
1336 mark questionable parts.
1338 2007-07-02 Richard Guenther <rguenther@suse.de>
1340 * tree-flow.h (types_compatible_p): Declare.
1341 * tree-ssa.c (types_compatible_p): New function.
1342 * ipa-type-escape.c (discover_unique_type): Use
1343 types_compatible_p instead of lang_hooks.types_compatible_p.
1344 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1345 * tree-vn.c (expressions_equal_p): Likewise.
1346 * tree.c (fields_compatible_p): Likewise.
1347 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1348 (cprop_operand): Use useless_type_conversion_p instead of
1349 lang_hooks.types_compatible_p.
1350 * tree-inline.c (setup_one_parameter): Likewise.
1351 (declare_return_variable): Likewise.
1352 * tree-nrv.c (tree_nrv): Likewise.
1353 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1354 (maybe_fold_offset_to_component_ref): Likewise.
1355 (maybe_fold_offset_to_reference): Likewise.
1356 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1357 (merge_alias_info): Likewise.
1358 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1359 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1360 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1361 * tree-tailcall.c (find_tail_calls): Likewise.
1362 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1363 * gimplify.c (canonicalize_addr_expr): Likewise.
1364 (fold_indirect_ref_rhs): Likewise.
1365 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1366 (cpt_same_type): Likewise.
1367 (check_pointer_types_r): Swap parameters to cpt_same_type
1369 * fold-const.c (fold_convert): Revert fix for PR15988.
1370 * tree-inline.c (setup_one_parameter): Instead fix it here by
1371 using fold_build1 instead of fold_convert and checking for
1372 error_mark_node. Convert only if the conversion is necessary.
1374 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1376 * configure.ac: Check for .gnu_attribute on Power.
1377 * configure: Regenerate.
1378 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1379 attribute for floating-point ABI.
1381 2007-07-02 Ira Rosen <irar@il.ibm.com>
1383 PR tree-optimization/32230
1384 PR tree-optimization/32477
1385 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1386 address is a constant.
1388 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1390 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1391 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1392 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1393 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1394 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1395 64-bit targets. Add support for *-elfoabi*.
1396 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1397 different settings if $(tm_defines) does not select the EABI.
1398 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1399 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1400 (MIPS_ARCH_OPTION_SPEC): Likewise.
1401 (MIPS_ISA_LEVEL_SPEC): Likewise.
1402 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1403 * config/mips/elfoabi.h: New file.
1405 2007-07-02 Richard Guenther <rguenther@suse.de>
1407 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1408 (useless_type_conversion_p): ... this.
1409 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1410 (useless_type_conversion_p): ... this.
1411 * builtins.c (fold_builtin_memory_op): Rename
1412 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1413 * tree-cfg.c (verify_expr): Likewise.
1414 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1415 * tree-ssa-ccp.c (ccp_fold): Likewise.
1416 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1417 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1418 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1419 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1420 * tree-ssa-pre.c (eliminate): Likewise.
1421 * tree-ssa.c (delete_tree_ssa): Likewise.
1422 (tree_ssa_useless_type_conversion): Likewise.
1423 * tree.c (build2_stat): Likewise.
1425 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1427 Fix PR tree-optimization/32571
1428 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1431 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1433 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1434 and other expected operations explicitly, change default to
1437 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1439 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1441 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1442 (tls_load_dot_plus_eight): Move the label number into the unspec.
1443 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1445 2007-07-01 Andreas Schwab <schwab@suse.de>
1447 * dwarf2out.c (initial_return_save): Define only if used.
1449 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1451 Unreverting Richard's Revert of:
1453 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1455 * dce.c (deletable_insn_p_1): New function, split out from...
1456 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1457 specially, not those inside PARALLELs. Remove BODY argument
1458 and adjust recursive call accordingly.
1459 (prescan_insns_for_dce): Update call to delete_insn_p.
1461 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1462 Revital Eres <eres@il.ibm.com>
1464 * ddg.c (create_ddg_all_sccs): Fix missed
1465 initialization of scc_nodes.
1467 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1470 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1471 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1473 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1475 * configure.ac: Check for .gnu_attribute on MIPS.
1476 * configure, config.in: Regenerate.
1477 * config/mips/mips.c (mips_file_start): If supported, output
1478 attribute for floating-point ABI.
1480 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1483 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1484 (ffs_cmove): New expander to expand using ctz pattern.
1485 (*ffs_cmove): Remove pattern.
1486 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1487 (ffsdi2): Expand using ctz pattern.
1488 (*ffs_rex64): Remove pattern.
1490 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1492 PR rtl-optimization/32296
1493 * pa.md (return): Delete pattern.
1494 (return_internal): Remove "(const_int 1)" from pattern.
1495 (epilogue): Use return_internal pattern for trivial returns.
1496 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1497 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1499 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1501 * tree-ssa-pre.c (is_exception_related): New function
1502 (can_value_number_operation): Use it.
1504 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1506 Fix PR tree-optimization/32540
1507 Fix PR tree-optimization/31651
1509 * tree-ssa-sccvn.c: New file.
1511 * tree-ssa-sccvn.h: Ditto.
1513 * tree-vn.c: Include tree-ssa-sccvn.h
1514 (val_expr_paid_d): Removed.
1515 (value_table): Ditto.
1516 (vn_compute): Ditto.
1517 (val_expr_pair_hash): Ditto.
1518 (val_expr_pair_expr_eq): Ditto.
1519 (copy_vuses_from_stmt): Ditto.
1522 (shared_vuses_from_stmt): Ditto.
1523 (print_creation_to_file): Moved up.
1524 (sort_vuses): Ditto.
1525 (sort_vuses_heap): Ditto.
1526 (set_value_handle): Make non-static.
1527 (make_value_handle): Ditto.
1528 (vn_add): Rewritten to use sccvn lookups.
1529 (vn_add_with_vuses): Ditto.
1530 (vn_lookup): Ditto (and second argument removed).
1531 (vn_lookup_with_vuses): Ditto.
1532 (vn_lookup_or_add): Ditto (and second argument removed);
1533 (vn_lookup_or_add_with_vuses): Ditto.
1534 (vn_lookup_with_stmt): New.
1535 (vn_lookup_or_add_with_stmt): Ditto.
1536 (create_value_handle_for_expr): Ditto.
1538 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1539 (seen_during_translate): New function.
1540 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1541 (phi_trans_add): Ditto.
1542 (constant_expr_p): FIELD_DECL is always constant.
1543 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1544 Use constant_expr_p.
1545 Avoid infinite recursion on mutually valued expressions.
1546 Change callers of vn_lookup_or_add.
1547 (phi_translate): New function.
1548 (compute_antic_safe): Allow phi nodes.
1549 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1550 (find_or_generate_expression): Rewrite slightly.
1551 (create_expression_by_pieces): Updated for vn_lookup_or_add
1553 Update VN_INFO for new names.
1554 (insert_into_preds_of_block): Update for new names.
1555 (add_to_exp_gen): New function.
1556 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1557 (find_existing_value_expr): Rewrite to changed vn_lookup.
1558 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1559 (try_look_through_load): Removed.
1560 (try_combine_conversion): Ditto.
1561 (get_sccvn_value): New function.
1562 (make_values_for_phi): Ditto.
1563 (make_values_for_stmt): Ditto.
1564 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1566 (init_pre): Update for SCCVN changes.
1568 (execute_pre): Ditto.
1570 * tree-flow.h (make_value_handle): Declare.
1571 (set_value_handle): Ditto.
1572 (sort_vuses_heap): Ditto.
1573 (vn_lookup_or_add_with_stmt): Ditto.
1574 (vn_lookup_with_stmt): Ditto.
1575 (vn_compute): Remove.
1578 (vn_lookup): Update arguments.
1580 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1582 (tree-ssa-sccvn.o): New.
1583 (OBJS-common): Add tree-ssa-sccvn.o
1585 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1588 * c-typeck.c (build_external_ref): Don't mark as used if called
1590 * calls.c (rtx_for_function_call): Likewise.
1592 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1596 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1598 * dce.c (deletable_insn_p_1): New function, split out from...
1599 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1600 specially, not those inside PARALLELs. Remove BODY argument
1601 and adjust recursive call accordingly.
1602 (prescan_insns_for_dce): Update call to delete_insn_p.
1604 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1606 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1607 (try_combine): Move potential calls to undo_all() so they happen
1608 before we commit to using the combined insns.
1610 2006-06-30 Jan Hubicka <jh@suse.cz>
1612 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1615 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1617 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1618 (cgraph_remove_unreachable_nodes): Likewise.
1619 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1620 * ipa-inline.c (update_caller_keys): Cast according to the coding
1622 (cgraph_decide_recursive_inlining): Likewise.
1623 (cgraph_decide_inlining_of_small_function): Likewise.
1624 (try_inline): Likewise.
1625 (cgraph_decide_inlining_incrementally): Likewise.
1626 * ipa-pure-const.c (get_function_state): Likewise.
1627 (scan_function): Likewise.
1628 (analyze_function): Likewise.
1629 (static_execute): Likewise.
1630 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1631 (merge_callee_local_info): Likewise.
1632 (analyze_function): Use type safe memory macros.
1633 (static_execute): Likewise. Cast according to the coding conventions.
1634 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1636 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1638 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1639 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1642 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1645 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1646 for complex modes (both int and real).
1648 2007-06-29 Jan Hubicka <jh@suse.cz>
1650 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1652 2007-06-29 Jan Hubicka <jh@suse.cz>
1655 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1658 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1661 * config/avr/avr.c: Include dataflow header file.
1662 (expand_prologue): Adjust for prologue insn change.
1663 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1666 2007-06-29 Richard Guenther <rguenther@suse.de>
1669 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1670 during type verification.
1672 2007-06-29 Jan Hubicka <jh@suse.cz>
1674 * recog.c (validate_change_rtx_1): Unshare TO argument.
1676 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1678 PR tree-optimization/24659
1679 * tree-vect-transform.c (vectorizable_call): Handle
1680 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1682 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1683 * config/i386/i386.c (enum ix86_builtins)
1684 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1685 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1687 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1688 const using def_builtin_const.
1689 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1690 input operands in the same modes as the result.
1691 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1693 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1695 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1696 (df_set_dead_notes_for_mw): Likewise.
1698 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1700 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1702 2007-06-28 DJ Delorie <dj@redhat.com>
1704 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1706 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1708 * doc/invoke.texi (C++ Dialect Options): Document
1709 fvisibility-ms-compat.
1710 * c.opt (fvisibility-ms-compat): New.
1712 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1715 * tree-affine.c (aff_combination_add_elt): Handle
1716 pointer addition specially.
1718 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1720 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1721 decl is non-external for AIX ABI.
1723 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1725 * config/rs6000/predicates.md (current_file_function_operand):
1726 Ensure the symbol is non-external for AIX ABI.
1728 2007-06-28 Nick Clifton <nickc@redhat.com>
1730 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1731 (fdce, fdse, fpredictive-commoning): Likewise.
1733 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1736 * gcc.c (process_command): Recognize the new -static-libgfortran
1739 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1742 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1743 Use a call clobbered hard reg instead of a pseudo reg.
1745 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1747 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1749 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1752 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1753 REG_LIBCALL and REG_RETVAL notes.
1754 (divsi3, mulsi3): Likewise.
1755 (mulhisi3): Likewise. Use emit_libcall_block.
1756 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1758 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1760 PR rtl-optimization/32481
1761 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1763 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1765 * dce.c (deletable_insn_p_1): New function, split out from...
1766 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1767 specially, not those inside PARALLELs. Remove BODY argument
1768 and adjust recursive call accordingly.
1769 (prescan_insns_for_dce): Update call to delete_insn_p.
1771 2007-06-27 Richard Guenther <rguenther@suse.de>
1774 * tree.h (fold_convertible_p): Declare.
1775 * fold-const.c (fold_convertible_p): New function.
1776 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1777 instead of lang_hooks.types_compatible_p.
1779 2007-06-26 Jan Hubicka <jh@suse.cz>
1781 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1782 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1783 early use validate_unshare_change.
1784 (reload_combine): Likewise.
1785 * recog.c (change_t): New field unshare.
1786 (validate_change_1): Rename from validate_change; add argument unshare.
1787 (validate_change): Turn into wrapper of validate_change_1; update
1788 prototype for bools.
1789 (validate_unshare_change): New.
1790 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1791 calls of df_insn_rescan.
1792 * recog.h (validate_change): Replace ints by bools.
1793 (validate_unshare_change): Declare.
1795 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1797 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1799 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1801 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1803 2007-06-25 Jan Hubicka <jh@suse.cz>
1805 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1807 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1808 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1809 places other call site specific checks are performed.
1811 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1814 * tree-vect-transform.c (vectorizable_operation): Convert
1815 POINTER_PLUS_EXPR over to PLUS_EXPR.
1817 2007-06-25 Chao-ying Fu <fu@mips.com>
1819 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1820 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1821 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1822 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1824 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1825 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1826 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1827 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1828 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1829 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1830 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1831 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1832 ALL_FIXED_POINT_MODE_P): New define.
1833 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1835 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1837 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1838 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1839 MODE_VECTOR_UACCUM): New mode classes.
1841 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1842 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1843 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1846 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1847 (blank_mode): Initialize ibit and fbit.
1848 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1849 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1851 (new_adjust): Change required_class to required_class_from and
1852 required_class_to for testing within a range.
1853 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1854 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1856 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1857 (make_fixed_point_mode): New.
1858 (_ADD_ADJUST): Change C to C1 and C2.
1859 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1860 use a range for machine classes.
1861 (ADJUST_IBIT, ADJUST_FBIT): New.
1862 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1864 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1865 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1866 Emit adjustment for ibit and fbit.
1867 (emit_mode_ibit, emit_mode_fbit): New.
1868 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1870 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1872 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1873 as the source of the set.
1875 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1877 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1878 FP_REGNO_P): Use IN_RANGE.
1879 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1880 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1881 (DATA_REG_P): Use DATA_REGNO_P.
1882 (FP_REG_P): Use FP_REGNO_P.
1883 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1884 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1885 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1887 2007-06-24 Jan Hubicka <jh@suse.cz>
1890 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1892 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1895 * fold-const.c (fold_binary): Strip nops of operand 0
1896 of BIT_NOT_EXPR before calling operand_equal_p.
1897 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1898 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1900 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1902 * doc/extend.texi: Document that dllimport and dllexport imply
1904 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1905 imported or exported declaration, including type declarations.
1906 * c-common.c (handle_visibility_attribute): Check for conflicts
1907 with dllimport/dllexport.
1908 (c_determine_visibility): Handle dllimport/dllexport as an
1909 explicit visibility atttribute.
1911 2007-06-23 Richard Guenther <rguenther@suse.de>
1913 PR tree-optimization/16876
1915 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1917 * tree-inline.c (initialize_inlined_parameters): Do not call
1918 lang_hooks.tree_inlining.convert_parm_for_inlining.
1919 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1920 reason for mismatched types.
1921 * gimplify.c (gimplify_call_expr): Verify the call expression
1922 arguments match the called function type signature. Otherwise
1923 mark the call expression to be not considered for inlining
1924 using CALL_CANNOT_INLINE_P flag.
1925 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1926 edges call expression.
1927 (cgraph_decide_inlining_of_small_function): Likewise.
1928 (cgraph_decide_inlining): Likewise.
1929 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1931 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1932 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1933 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1935 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1936 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1938 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1939 convert_parm_for_inlining member.
1941 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1944 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1945 Remove optimization for GT.
1947 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1950 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1952 (prescan_insns_for_dce): Add extra parameter.
1954 2007-06-23 Jan Hubicka <jh@suse.cz>
1957 * gimplify.c (mark_addressable): New function.
1958 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1960 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1963 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1965 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1968 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1969 moves between MMX/SSE registers to at least 8 units to prevent
1970 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1972 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1974 * config/i386/i386.c (override_options): Correct x86_sahf
1977 2007-06-21 David Daney <ddaney@avtrex.com>
1980 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1981 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1982 (exception_receiver): Renamed to ...
1983 (nonlocal_goto_receiver): ... this.
1985 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1987 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1988 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1989 partial register accesses.
1991 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1993 * fold-const.c (debug_fold_checksum): Move it under
1994 ENABLE_FOLD_CHECKING.
1996 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1999 * tree.h (debug_fold_checksum): Declared.
2000 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2001 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2002 build_fold_addr_expr_with_type_1.
2003 (fold_addr_expr, debug_fold_checksum): New.
2004 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2005 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2008 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2010 PR tree-optimization/19590
2011 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2012 of scev is a constant.
2013 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2015 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2017 * df-problems.c (df_note_bb_compute): Made computation of live
2018 info consistent with df_lr.
2020 2007-06-21 Richard Guenther <rguenther@suse.de>
2022 PR tree-optimization/32453
2023 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2024 for pointer anti-range.
2026 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2028 * config/i386/i386.c (processor_target_table): Increase maximum
2029 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2032 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2033 byte alignment if > 8 byte alignment is preferred.
2034 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2036 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2038 PR tree-optimization/31866
2039 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2040 if ASM_EXPR's input is not a SSA_NAME.
2043 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2044 but decl is a global var, instead return decl.
2045 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2046 even for is_global_var decls, if they are private in some outer
2049 2007-06-21 Richard Guenther <rguenther@suse.de>
2051 PR tree-optimization/32451
2052 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2054 2007-06-21 Christian Bruel <christian.bruel@st.com>
2056 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2057 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2058 (push_regs): Changed saving order or banked registers.
2059 (sh_expand_epilogue): Likewise.
2060 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2061 (FIRST_BANKED_REG): Likewise.
2062 (LAST_BANKED_REG): Likewise.
2063 * config/sh/sh.md (banked) New attribute.
2064 (in_delay_slot): Check banked attribute.
2066 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2068 PR tree-optimization/32075
2069 * tree-data-ref.c (subscript_dependence_tester_1,
2070 analyze_miv_subscript, analyze_overlapping_iterations,
2071 add_distance_for_zero_overlaps, build_classic_dist_vector,
2072 subscript_dependence_tester_1, analyze_overlapping_iterations,
2073 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2074 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2075 to evolution_function_is_affine_multivariate_p.
2077 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2079 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2081 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2084 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2086 * config/m32c/prologue.md (epilogue_exitd_16): New.
2087 (epilogue_reit_16): New.
2088 (epilogue_exitd): Rename to epilogue_exitd_24.
2089 (epilogue_reit): Rename to epilogue_reit_24.
2091 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2092 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2094 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2096 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2097 if dbg_cnt (sched_insn) reaches the limit.
2098 (choose_ready): New parameter INSN_PTR and new return value.
2099 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2100 the new return value from choose_ready.
2101 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2102 (rest_of_handle_global_alloc): New global_alloc_at_func.
2104 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2106 PR tree-optimization/25737
2107 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2108 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2109 * tree-flow.h (struct fieldoff): Add new field alias_set.
2110 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2111 argument addressable_type. Set alias_set of fieldoff.
2112 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2113 (create_overlap_variables_for): Pass alias_set from fieldoff to
2115 * alias.c (get_alias_set): Use alias_set from SFT if set.
2117 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2119 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2120 of a variable as an unsigned HOST_WIDE_INT integer.
2122 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2124 PR rtl-optimization/32405
2125 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2127 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2129 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2132 * builtins.c: Include diagnostic.h.
2133 (expand_builtin_expect): Make gcc_assert more permissive.
2134 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2137 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2141 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2142 if ACCUMULATE_OUTGOING_ARGS.
2144 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2146 * config/m68hc11/m68hc11.c: Include dataflow header file.
2147 (m68hc11_reorg): Port to dataflow.
2149 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2151 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2152 (struct df_problem.free_blocks_on_set_blocks): New field.
2153 (struct dataflow.optional_p): New field.
2154 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2155 (df_live_set_all_dirty): New function.
2156 * df-scan.c (df_scan_alloc): Initialize optional_p.
2157 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2158 * df-core.c (df_set_blocks): Removed use of
2159 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2160 df_problem.free_blocks_on_set_blocks to determine which blocks are
2162 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2163 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2164 uses dataflow.optional_p to determine if problem should be
2166 (rest_of_handle_df_initialize): Only start live problem if
2168 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2169 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2170 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2171 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2172 problem_NOTE): Initialize free_blocks_on_set_blocks.
2173 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2175 (df_live_set_all_dirty, df_note_alloc): New function.
2176 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2178 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2179 * postreload.c (reload_combine): Ditto.
2180 * cse.c (cse_extended_basic_block): Ditto.
2181 * regmove.c (mark_flags_life_zones): Ditto.
2182 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2183 erase_matching_seqs): Ditto.
2184 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2185 * integrate (allocate_initial_values): Ditto.
2186 * combine.c (reg_dead_at_p): Ditto.
2187 * resource.c (mark_target_live_regs): Ditto.
2188 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2189 * config/sh/sh.c (find_r0_life_regions): Ditto.
2190 * global.c (rest_of_handle_global_alloc): Only add back df_live
2192 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2194 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2196 (if_convert): Make sure df_live is there at -O == 1.
2197 (pass_if_after_combine): Cleanup flags.
2198 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2199 is there at -O == 1.
2201 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2203 * config/arm/arm.c (arm_get_frame_offsets): Set
2204 offsets->locals_base to avoid negative stack size.
2205 (thumb1_expand_prologue): Assert on negative stack size.
2207 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2209 PR tree-optimization/32367
2210 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2211 of the chrec has no evolution in that loop.
2212 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2214 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2216 * config/xtensa/xtensa.c: Include "df.h".
2217 (xtensa_builtin_saveregs): Use adjust_address instead of
2219 (xtensa_va_start): Invoke make_tree with sizetype for
2220 expand_builtin_saveregs and then convert the result to a pointer.
2221 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2222 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2223 Subtract argument size from index value as integers and then use
2224 POINTER_PLUS_EXPR to add the result to the array address.
2226 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2229 * config/m32c/m32c.c: Include dataflow header file.
2230 (m32c_emit_prologue): Adjust for prologue insn change.
2231 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2232 once inside a PARALLEL. Assume frame size passed in operand 0
2233 includes space to save the fb register.
2234 (prologue_enter_24): Likewise.
2235 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2237 2007-06-19 David Daney <ddaney@avtrex.com
2240 * config/mips/mips.md (cprestore): Mark $gp as used.
2242 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2245 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2246 (frv_ifcvt_modify_insn): Likewise.
2248 2007-06-19 Richard Guenther <rguenther@suse.de>
2250 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2251 only handle positive offsets that fit in a HOST_WIDE_INT.
2253 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2255 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2256 result of rsqrt insn for zero input argument to avoid NaN.
2258 2007-06-19 Richard Guenther <rguenther@suse.de>
2261 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2263 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2265 PR tree-optimization/32353
2266 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2268 2007-06-19 Nick Clifton <nickc@redhat.com>
2270 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2272 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2275 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2276 * config/i386/i386.c (assign_386_stack_local): Assert that
2277 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2278 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2279 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2280 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2282 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2284 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2286 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2288 PR rtl-optimization/32321
2289 * gcse.c (replace_store_insn): Update the note before
2290 calling emit_insn_after.
2292 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2295 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2297 * df-problems.c (df_note_bb_compute): Fix dumping info.
2299 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2301 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2302 insn with emit_jump_insn.
2304 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2306 PR tree-optimization/32383
2307 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2308 * targhooks.h (default_builtin_reciprocal): Update prototype.
2309 * target.h (struct gcc_target): Update builtin_reciprocal.
2310 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2311 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2312 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2313 when fndecl is in BUILT_IN_MD class.
2314 (execute_convert_to_rsqrt): Ditto.
2316 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2317 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2318 Convert BUILT_IN_SQRTF code only when md_fn is false.
2320 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2322 * bt-load.c (move_btr_def): Fix the order of arguments
2323 to validate_replace_rtx.
2325 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2327 * config/m68k/m68k-devices.def: Add 54450..54455.
2329 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2331 PR rtl-optimization/32366
2332 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2333 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2336 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2339 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2340 this is true, rescan insn being modified.
2341 (sms_schedule): Added rescan parameter.
2342 (rest_of_handle_sms): Moved freeing of dominance info to before
2343 getting out of cfg_layout.
2345 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2347 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2348 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2351 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2352 FL_CF_EMAC from the entry for isac.
2354 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2355 (const_sibcall_operand): New.
2356 (sibcall_operand): Use it.
2357 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2358 (m68k_isas): ISAC does not imply FPU or EMAC.
2359 (override_options): Add ISA_C logic for symbolic jump & call.
2361 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2363 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2364 return mode from the builtin itself.
2365 (sparc_fold_builtin): Fix cast of zero constant.
2367 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2369 * targhooks.c (default_builtin_reciprocal): New default target hook.
2370 * targhooks.h (default_builtin_reciprocal): Add prototype.
2371 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2372 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2373 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2374 default_builtin_reciprocal.
2376 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2379 * hooks.c (hook_tree_tree_bool_null): New hook.
2380 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2381 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2382 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2383 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2384 and convert it to reciprocal a*rfunc(b).
2385 (execute_convert_to_rsqrt): New function.
2386 (gate_convert_to_rsqrt): New function.
2387 (pass_convert_to_rsqrt): New pass definition.
2388 * target.h (struct gcc_target): Add builtin_reciprocal.
2389 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2390 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2391 TARGET_BUILTIN_RECIPROCAL.
2392 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2394 * config/i386/i386.h (TARGET_RECIP): New define.
2395 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2396 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2397 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2398 and not optimizing for size.
2399 (*rcpsf2_sse): New insn pattern.
2400 (*rsqrtsf2_sse): Ditto.
2401 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2402 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2403 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2404 and not optimizing for size.
2405 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2406 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2407 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2408 and not optimizing for size.
2409 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2410 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2411 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2412 and not optimizing for size.
2413 (*sse_rsqrtv4sf2): Do not export.
2415 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2416 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2417 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2418 and not optimizing for size.
2420 * config/i386/i386.opt (mrecip): New option.
2421 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2422 (ix86_emit_swsqrtsf): Ditto.
2423 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2424 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2426 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2427 ix86_expand_unop1_builtin.
2428 (ix86_emit_swdivsf): New function.
2429 (ix86_emit_swsqrtsf): Ditto.
2430 (ix86_builtin_reciprocal): New function.
2431 (TARGET_BUILTIN_RECIPROCAL): Use it.
2432 (ix86_vectorize_builtin_conversion): Rename from
2433 ix86_builtin_conversion.
2434 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2435 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2436 "i386 and x86_64 Options" section.
2437 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2439 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2440 Zdenek Dvorak <dvorakz@suse.cz>
2441 Richard Guenther <rguenther@suse.de>
2442 Kaz Kojima <kkojima@gcc.gnu.org>
2444 * tree-vrp.c (compare_values_warnv): Convert val2 to
2446 (extract_range_from_assert): Create
2447 POINTER_PLUS_EXPR for pointer types.
2448 (extract_range_from_binary_expr): Handle
2449 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2451 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2452 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2453 POINTER_PLUS_EXPR as PLUS_EXPR.
2454 (number_of_iterations_lt_to_ne):
2455 For pointer types, use sizetype when
2456 creating MINUS_EXPR/PLUS_EXPRs.
2457 (assert_loop_rolls_lt): For pointer types, use sizetype when
2458 creating MINUS_EXPR/PLUS_EXPRs.
2459 (number_of_iterations_le): Likewise.
2460 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2461 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2462 like PLUS_EXPR and MINUS_EXPR.
2463 * tree-pretty-print.c (dump_generic_node): Handle
2465 (op_prio): Likewise.
2466 (op_symbol_1): Likewise.
2467 * optabs.c (optab_for_tree_code): Likewise.
2468 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2470 * tree-tailcall.c (process_assignment): Mention
2471 POINTER_PLUS_EXPR in a TODO comment.
2472 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2473 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2474 not used with a pointer and an integer type.
2475 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2476 increment using chrec_convert_rhs instead of chrec_convert.
2477 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2478 PLUS_EXPR except for the right hand side's type will be
2480 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2481 (fold_used_pointer_cast): Kill.
2482 (pointer_offset_p): Kill.
2483 (fold_used_pointer): Kill.
2484 (pointer_used_p): Kill.
2485 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2486 call fold_used_pointer.
2487 (instantiate_parameters_1): Convert the increment
2488 using chrec_convert_rhs instead of chrec_convert.
2489 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2490 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2491 instead of PLUS_EXPR.
2492 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2493 PLUS_EXPR for pointers.
2494 (std_gimplify_va_arg_expr): Likewise.
2495 (fold_builtin_memory_op): Likewise.
2496 (fold_builtin_strstr): Likewise.
2497 (fold_builtin_strchr): Likewise.
2498 (fold_builtin_strrchr): Likewise.
2499 (fold_builtin_strpbrk): Likewise.
2500 (expand_builtin_memory_chk): Likewise.
2501 (fold_builtin_memory_chk): Likewise.
2502 (std_expand_builtin_va_start): Use
2503 sizetype for the call to make_tree and then convert
2504 to the pointer type.
2505 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2506 instead of PLUS_EXPR for adding to a pointer.
2507 (std_gimplify_va_arg_expr): Use fold_build2 for
2508 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2509 the operands to sizetype first and then cast the BIT_AND_EXPR
2510 back to the pointer type.
2511 * fold-const.c (build_range_check): Handle pointer types
2513 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2514 of PLUS_EXPR's. Make sure the offset is converted to
2516 (try_move_mult_to_index): Strip the NOPs from the offset.
2517 Remove code argument and replace all uses with PLUS_EXPR.
2518 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2519 specially. Don't use a pointer type for MINUS_EXPR.
2520 (fold_unary): Handle for (T1)(X op Y),
2521 only p+ as that is the only as that can be handled for
2522 binary operators now.
2523 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2525 <case PLUS_EXPR>: Add folding of PTR+INT into
2527 Don't call try_move_mult_to_index.
2528 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2529 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2530 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2531 Don't call try_move_mult_to_index.
2532 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2533 (tree_expr_nonzero_p): Likewise.
2534 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2535 of PLUS_EXPR for the complex expression folding.
2536 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2537 first chrec is a pointer type, then the second should
2538 be sizetype and not the first's type.
2539 For POINTER_PLUS_EXPR, use a different right hand side type.
2540 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2541 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2542 different right hand side type.
2543 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2544 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2545 instead of PLUS_EXPR.
2546 When either operand is zero, convert the other operand.
2547 (chrec_apply): Use chrec_convert_rhs
2548 on the argument x instead of chrec_convert.
2549 (reset_evolution_in_loop): For pointer types, the new_evol
2551 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2552 different right hand side type.
2553 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2554 (chrec_convert_rhs): New function.
2555 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2556 different right hand side type.
2557 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2558 * tree-chrec.h (chrec_convert_rhs): New prototype.
2559 (build_polynomial_chrec): For pointer types, the right hand
2560 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2561 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2562 Remove subtraction case as it is always addition now.
2563 Make sure the offset is converted to sizetype.
2564 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2565 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2566 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2567 PLUS_EXPR in pointer type.
2568 Handle POINTER_PLUS_EXPR.
2569 (tree_to_aff_combination): Likewise.
2570 (force_expr_to_var_cost): Likewise.
2571 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2572 instead of PLUS_EXPR for pointers.
2573 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2574 instead of PLUS_EXPR of pointer types.
2575 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2577 (check_va_list_escapes): Likewise.
2578 (check_all_va_list_escapes): Likewise.
2579 * dwarf2out.c (loc_descriptor_from_tree_1):
2580 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2581 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2582 (string_constant): Likewise.
2583 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2584 the offset to the base, use POINTER_PLUS_EXPR.
2585 (add_to_parts): Convert the index to sizetype.
2586 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2587 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2588 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2589 Offset only holds something for PLUS_EXPR.
2590 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2592 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2594 (analyze_accesses_for_modify_stmt): Likewise.
2595 Remove comment about the type being integral type as it is
2597 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2599 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2601 Correct the type which the artimentic is done in (is now
2604 * tree-data-ref.c (split_constant_offset): Handle
2606 * tree-affine.c (tree_to_aff_combination): Likewise.
2607 * c-typeck.c (build_unary_op): For pointers create the increment
2608 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2610 * gimplify.c (gimplify_self_mod_expr): Create a
2611 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2612 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2613 * tree.def (POINTER_PLUS_EXPR): New tree code.
2614 * tree-predcom.c (ref_at_iteration): If we have a pointer
2615 type do the multiplication in sizetype.
2616 * tree-mudflap.c (mf_xform_derefs_1): Create a
2617 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2618 * tree-ssa-forwprop.c
2619 (forward_propagate_addr_into_variable_array_index):
2620 Don't expect there to be a cast for the index as that
2621 does not exist anymore.
2622 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2623 instead of PLUS_EXPR.
2624 Don't check for the first operand of the POINTER_PLUS_EXPR
2625 was the index as it cannot be.
2626 Call forward_propagate_addr_into_variable_array_index with
2627 the SSA_NAME instead of the statement.
2628 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2629 (compare_constant): Likewise.
2630 (copy_constant): Likewise.
2631 (compute_reloc_for_constant): Likewise.
2632 (output_addressed_constants): Likewise.
2633 (initializer_constant_valid_p): Likewise.
2634 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2635 Convert the MIN/MAX of the inner type to the outer
2636 type before comparing them.
2637 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2638 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2639 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2640 of PLUS_EXPR for pointers.
2641 * tree-inline.c (estimate_num_insns_1): Handle
2643 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2644 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2645 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2646 instead of PLUS_EXPR for the pointer increment statement.
2647 (vect_update_ivs_after_vectorizer): For pointer types, create
2648 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2649 MULT_EXPR in sizetype.
2650 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2652 * tree-object-size.c (plus_expr_object_size): Handle
2653 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2654 code which is trying to figure out which side is a pointer and
2656 (check_for_plus_in_loops_1): Likewise.
2657 (check_for_plus_in_loops): Likewise.
2658 * c-common.c (pointer_int_sum): Create a
2659 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2660 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2661 only POINTER_PLUS_EXPR. Removing all the extra
2662 code which is trying to figure out which side is a pointer and
2664 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2665 PLUS_EXPR and MINUS_EXPR.
2666 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2668 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2669 with make_tree, instead of a pointer type.
2670 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2671 for pointers instead of PLUS_EXPR.
2672 (s390_gimplify_va_arg): Likewise.
2673 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2674 instead of PLUS_EXPR when doing addition on pointer
2675 types. Use sizetype for the second operand.
2676 (spu_gimplify_va_arg_expr): Likewise.
2677 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2678 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2679 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2680 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2681 for the pointer addition and also use size_int/sizetype
2683 (ix86_gimplify_va_arg): Likewise.
2684 Perform BIT_AND_EXPR on sizetype arguments.
2685 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2686 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2687 for the pointer additions and also use size_int for the offsets.
2688 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2689 additions and also use size_int for the offsets. Perform
2690 BIT_AND_EXPR on sizetype arguments.
2691 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2692 POINTER_PLUS_EXPR for pointers and create the
2693 BIT_AND_EXPR in sizetype.
2694 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2695 instead of PLUS_EXPR for pointer addition.
2696 (rs6000_va_start): Likewise.
2697 Also use sizetype for the offset.
2698 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2699 as PLUS_EXPR/MINUS_EXPR.
2700 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2701 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2702 Don't use BIT_AND_EXPR on a pointer type, convert the
2703 expression to sizetype first.
2704 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2706 (mips_gimplify_va_arg_expr): Likewise.
2707 Don't create BIT_AND_EXPR in a pointer type.
2709 2007-06-15 Eric Christopher <echristo@apple.com>
2711 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2712 (x86_64-*-darwin*): Ditto.
2713 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2716 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2718 * doc/extend.texi: Document behavior of __attribute__((aligned))
2721 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2723 * rtlanal.c (note_stores): Improve documentation.
2725 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2727 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2728 LOCAL_LABEL_PREFIX): Delete.
2729 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2730 (bfin_internal_label): Delete.
2732 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2734 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2735 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2736 otherwise define to LIBGCC2_TF_CEXT.
2737 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2738 (LIBGCC_TF_CEXT): Ditto.
2741 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2743 PR rtl-optimization/32339
2744 * df-scan.c (df_uses_record): Don't modify flags but just add to
2745 it for df_ref_record.
2747 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2749 * tree-mudflap.c: Fix whitespace issues.
2751 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2753 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2755 2007-06-14 Eric Christopher <echristo@apple.com>
2757 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2758 (movv4sf): Use gcc_unreachable instead of abort.
2760 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2763 * config/i386/sfp-machine.h (CMPtype): New define.
2764 (mach stubs): Use CMPtype instead of int as a return type.
2766 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2768 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2769 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2770 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2771 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2772 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2773 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2774 config/soft-fp/soft-fp.h: Update from glibc CVS.
2776 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2778 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2780 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2783 * config/v850/v850.c: Include dataflow header file.
2784 (substitute_ep_register): Fix typo.
2786 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2788 * configure.ac: Fix earlier checkin.
2789 * configure: Regenerated.
2791 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2793 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2794 * aclocal.m4: Regenerate.
2795 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2796 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2797 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2798 * configure: Regenerate.
2799 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2801 * Makefile.in (quickstrap): Build libgcc too.
2803 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2805 * configure.ac: Add --enable-checking=df. Explicitly mention that
2806 the variables are initialized as for "release".
2807 * df-core.c: Use it.
2808 * configure: Regenerate.
2809 * config.in: Regenerate.
2811 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2813 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2814 validate_replace_rtx instead of replace_rtx.
2815 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2817 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2819 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2820 (DWARF2_UNWIND_INFO): Override default if configured with
2822 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2823 (ENDFILE_SPEC): Add crtend.o.
2824 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2825 (ENDFILE_SPEC): Add crtend.o.
2826 (TARGET_USE_JCR_SECTION): Define.
2827 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2829 * config/i386/cygming-crtbegin.c: New file.
2830 * config/i386/cygming-crtend.c: New file.
2832 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2834 * config/i386/w32-unwind.h: New file.
2836 2007-06-13 Eric Christopher <echristo@apple.com>
2838 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2839 the user set a value below STACK_BOUNDARY.
2841 2007-06-13 Thiemo Seufer <ths@networkno.de>
2843 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2844 imply -lpthread for -pthread.
2846 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2848 * basic-block.h: Remove the prototype for
2849 free_basic_block_vars.
2850 * cfglayout.h: Remove the prototype for
2851 insn_locators_initialize.
2852 * tree.h: Remove the prototype for emit_line_note.
2854 * tree-ssa-pre.c (mergephitemp): Remove.
2855 (init_pre): Don't use mergephitemp.
2857 2007-06-13 Eric Christopher <echristo@apple.com>
2859 * config/i386/i386.c (override_options): If we've specified
2860 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2862 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2864 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2867 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2869 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2870 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2871 (eh_store_handler): New pattern.
2872 (eh_return): Emit it instead of a plain move.
2874 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2876 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2877 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2878 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2881 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2883 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2884 (find_next_insn_start, find_load): New functions.
2885 (bfin_reorg): Use them to deal with the fact that parallel insns are
2886 no longer represented as a SEQUENCE.
2888 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2890 * config/sparc/sparc.c (sparc_override_options): Initialize
2893 2007-06-13 Dave Korn <dave.korn@artimi.com>
2895 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2898 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2900 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2901 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2902 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2903 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2904 tree-vect-transform.c: Fix comment typos. Follow spelling
2907 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2909 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2910 to the exit block use set.
2911 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2912 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2913 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2915 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2917 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2918 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2919 to indicate an error.
2920 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2922 (dbg_cnt_process_opt): Print an error on a bad argument.
2923 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2924 * common.opt (-fdbg-cnt-list): New.
2925 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2927 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2929 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2930 flag on ref-all pointers.
2932 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2935 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2936 for the offset with the modifier as EXPAND_INITIALIZER
2937 if the modifier is EXPAND_INITIALIZER.
2938 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2939 a register if we had an overflow.
2941 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2943 * real.c (real_isfinite): New.
2944 (real_sqrt): Use it.
2945 * real.h (real_isfinite): New.
2946 * builtins.c: Use it.
2948 2007-06-12 Ian Lance Taylor <iant@google.com>
2949 Daniel Berlin <dberlin@dberlin.org>
2952 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2953 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2954 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2955 (DECL_NO_TBAA_P): Define.
2956 (struct tree_decl_common): Add no_tbaa_flag field.
2957 * tree-ssa-structalias.c (struct variable_info): Add
2958 no_tbaa_pruning field.
2959 (new_var_info): Initialize no_tbaa_pruning field.
2960 (unify_nodes): Copy no_tbaa_pruning field.
2961 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2962 (dump_solution_for_var): Print no_tbaa_pruning flag.
2963 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2965 (compute_tbaa_pruning): New static function.
2966 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2967 Call compute_tbaa_pruning.
2968 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2969 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2970 * gimple-low.c (lower_stmt): Likewise.
2971 * tree-gimple.c (is_gimple_stmt): Likewise.
2972 * tree-ssa-operands.c (get_expr_operands): Likewise.
2973 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2974 * tree-inline.c (estimate_num_insns_1): Likewise.
2975 (copy_result_decl_to_var): Likewise.
2976 * expr.c (expand_expr_real_1): Likewise.
2977 * tree-pretty-print.c (dump_generic_node): Likewise.
2978 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2979 * omp-low.c (omp_copy_decl_2): Likewise.
2980 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2981 * doc/c-tree.texi (Expression trees): Document
2982 CHANGE_DYNAMIC_TYPE_EXPR.
2984 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2986 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2987 with !HONOR_NANS and !HONOR_INFINITIES.
2988 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2990 2007-06-12 Tristan Gingold <gingold@adacore.com>
2992 * gcov.c: Comments updated.
2993 (source_info): Add file_time field.
2994 (source_index): New variable.
2995 (mutiple_files): New variable.
2996 (generate_results): New function extracted from process_file.
2997 (process_file): Save and restore chain of functions, generate
2998 results and free structures only if not merging results.
2999 (release_structures): File names are now freed in create_file_names
3000 (create_file_names): Free previous file names.
3001 (find_source): File date is now read here and modifications in
3002 source files is checked here.
3003 (read_graph_file): Only reverse order of functions for the current
3005 (make_gcov_file_name): Do not generate long names if input_name is
3007 (output_lines): If merging results do not display graph, data and
3009 Checking source file modification is done in find_source.
3011 * doc/gcov.texi: Append an s to sourcefile.
3013 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3015 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3016 (forced_nop): New pattern.
3017 * config/bfin/bfin.c: Include "df.h".
3018 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3019 (bfin_discover_loop): Use df_get_live_in instead of
3020 global_live_at_start.
3021 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3022 df_analyze when done.
3023 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3024 the insns. Use QImode for the final insn in a bundle. Call
3025 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3027 (reorder_var_tracking_notes): New function.
3028 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3029 update_life_info. Call df_analyze after scheduling and bundle
3030 generation. Call reorder_var_tracking_notes if generating these
3031 notes. Call df_finish_pass at the end.
3033 2007-06-12 Dirk Mueller <dmueller@suse.de>
3035 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3036 a comparison, not an assignment.
3038 2007-06-12 Olivier Hainque <hainque@adacore.com>
3040 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3041 Request walking the subtrees only, leaving the current is_lhs/val_only
3043 (convert_non_local_reference): Likewise.
3045 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3047 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3049 2007-06-12 Richard Guenther <rguenther@suse.de>
3051 PR tree-optimization/15353
3052 PR tree-optimization/31657
3053 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3054 * timevar.def: Add TV_TREE_IFCOMBINE.
3055 * tree-pass.h (pass_tree_ifcombine): Declare.
3056 * tree-ssa-ifcombine.c: New file.
3057 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3058 * tree-flow.h (blocks_in_phiopt_order): Declare.
3059 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3060 (tree-ssa-ifcombine.o): New dependencies.
3062 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3064 PR rtl-optimization/32293
3065 * combine.c (simplify_if_then_else): Truncate return from
3066 nonzero_bits() to correct mode.
3068 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3070 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3071 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3073 2007-06-11 Diego Novillo <dnovillo@google.com>
3075 * Makefile.in (reload1.o-warn): Remove.
3077 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3079 * combine.c (subst): Use reg_overlap_mentioned_p
3080 instead of comparing register numbers directly.
3082 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3084 * reload1.c (mark_home_live_1): Use the mode parameter.
3086 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3088 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3089 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3093 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3095 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3097 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3099 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3100 from integer registers.
3101 (FP mode splitters): Handle TFmode.
3103 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3105 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3106 for ref-all pointers that point-to anything.
3108 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3110 * config/arm/arm.c (arm_output_dwarf_dtprel,
3111 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3113 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3115 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3116 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3119 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3121 * gcc/tree.c (signed_or_unsigned_type_for): New.
3122 (unsigned_type_for): Use signed_or_unsigned_type_for.
3123 (signed_type_for): Use signed_or_unsigned_type_for.
3124 * gcc/tree.h (signed_or_unsigned_type_for): New.
3125 (get_signed_or_unsigned_type): Remove.
3126 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3127 lang_hooks.types.signed_type
3128 (size_diffop): Likewise.
3129 (all_ones_mask_p): Likewise.
3130 (build_range_check): Likewise.
3131 (fold_cond_expr_with_comparison): Likewise.
3132 (fold_cond_expr_with_comparison): Likewise.
3133 (unextend): Likewise.
3134 (extract_muldiv_1): Likewise.
3135 (fold_single_bit_test_into_sign_test): Likewise.
3136 (fold_binary): Likewise.
3137 (fold_ternary): Likewise.
3138 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3139 instead of get_signed_or_unsigned_type.
3140 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3141 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3142 * gcc/expr.c (signed_or_unsigned_type_for): Use
3143 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3144 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3145 (lhd_signed_or_unsigned_type): Remove.
3146 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3147 signed_or_unsigned_type.
3148 (lhd_signed_or_unsigned_type): Remove.
3149 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3150 lang_hooks.types.signed_type.
3151 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3152 c_common_signed_type instead of lang_hooks.types.signed_type.
3153 (c_common_unsigned_type): New.
3154 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3155 (shorten_compare): Use c_common_unsigned_type instead of
3156 c_common_signed_or_unsigned_type.
3157 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3159 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3160 lang_hooks.types.signed_type.
3161 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3162 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3163 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3164 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3165 instead of unsigned_type_for.
3166 * gcc/c-decl.c (groakdeclarator): Likewise.
3167 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3168 * gcc/c-common.h (c_common_unsigned_type): New.
3170 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3173 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3174 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3176 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3179 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3180 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3182 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3183 Sebastian Pop <sebpop@gmail.com>
3185 * lambda-code.c (remove_iv): New.
3186 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3188 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3190 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3191 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3192 * tree-ssa-loop-prefetch.c: Include optabs.h.
3193 (FENCE_FOLLOWING_MOVNT): New macro.
3194 (struct mem_ref): Add independent_p and storent_p fields.
3195 (record_ref): Initalize the new fields.
3196 (gather_memory_references_ref): Return true if the reference
3198 (gather_memory_references): Check whether all memory accesses
3199 in loop were recorded.
3200 (should_issue_prefetch_p): Return false for nontemporal stores.
3201 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3202 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3203 (determine_loop_nest_reuse): Detect independent memory references.
3204 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3205 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3206 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3207 * config/i386/i386.h (x86_mfence): Declare.
3208 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3209 * config/i386/i386.c (x86_mfence): New variable.
3210 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3212 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3213 * optabs.c (init_optabs): Initialize storent_optab.
3214 * optabs.h (enum optab_index): Add OTI_storent.
3215 (storent_optab): Declare.
3216 * genopinit.c (optabs): Add initialization for storent_optab.
3217 * tree.h (MOVE_NONTEMPORAL): New macro.
3218 * expr.c (expand_assignment, store_expr, store_constructor_field,
3219 store_constructor, store_field, expand_expr_real_1): Propagate
3220 nontemporality of the expanded store.
3221 (emit_storent_insn): New function.
3222 * expr.h (expand_assignment, store_expr): Declaration changed.
3223 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3224 to expand_assignment.
3225 * stmt.c (expand_asm_expr): Ditto.
3226 * calls.c (initialize_argument_information): Pass false as
3227 nontemporality to store_expr.
3228 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3231 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3233 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3235 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3237 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3239 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3240 and allow DECL_P here.
3242 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3244 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3245 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3246 track of the size of the expression.
3247 * cfghooks.c (merge_blocks): Remove block from loops structure only
3248 after call of the merge_blocks hook.
3250 2007-06-09 Tom Tromey <tromey@redhat.com>
3252 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3253 (deprecated_state): Removed.
3254 (start_decl): Update.
3255 (enum deprecated_states): Moved earlier.
3256 (groktypename): Update.
3257 (push_parm_decl): Likewise.
3258 (grokfield): Likewise.
3259 (start_function): Likewise.
3261 2007-06-09 Ian Lance Taylor <iant@google.com>
3263 PR tree-optimization/32169
3264 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3265 CONVERT_EXPR, check whether min and max both converted to an
3266 overflow infinity representation.
3268 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3270 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3271 not inserted on the edge.
3273 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3275 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3276 instructions if they are supported.
3277 (__divsi3, __umodsi3, __modsi3): Likewise.
3278 (__ashldi3, __ashrdi3, __lshrdi3): New.
3279 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3281 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3282 Tony Linthicum <tony.linthicum@amd.com>
3284 * doc/invoke.texi: Add fvect-cost-model flag.
3285 * common.opt (fvect-cost-model): New flag.
3286 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3287 cost fields in stmt_vec_info struct for STMT.
3288 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3289 fields in stmt_vec_info struct and access functions for the same.
3290 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3291 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3292 load, store and vector to scalar operation.
3293 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3294 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3295 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3296 (TARG_VEC_STORE_COST): Define cost of vector store.
3297 (vect_estimate_min_profitable_iters): Define new function.
3298 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3299 check to evaluate if loop iterations are less than minimum profitable
3300 iterations determined by cost model or minimum vect loop bound defined
3301 by user, whichever is more conservative.
3302 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3303 run-time check to evaluate if loop iterations are less than minimum
3304 profitable iterations determined by cost model or minimum vect loop
3305 bound defined by user, whichever is more conservative.
3306 (vect_estimate_min_profitable_iterations): New function to estimate
3307 mimimimum iterartions required for vector version of loop to be
3308 profitable over scalar version.
3309 (vect_model_reduction_cost): New function.
3310 (vect_model_induction_cost): New function.
3311 (vect_model_simple_cost): New function.
3312 (vect_cost_strided_group_size): New function.
3313 (vect_model_store_cost): New function.
3314 (vect_model_load_cost): New function.
3315 (vectorizable_reduction): Call vect_model_reduction_cost during
3317 (vectorizable_induction): Call vect_model_induction_cost during
3319 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3320 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3321 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3322 vectorizable_promotion, vectorizable_demotion): Call
3323 vect_model_simple_cost during analysis phase.
3325 2007-06-08 Simon Baldwin <simonb@google.com>
3327 * reg-stack.c (get_true_reg): Readability change. Moved default case
3328 label into direct switch statement scope.
3330 2007-06-08 Simon Baldwin <simonb@google.com>
3332 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3333 in gcc_assert() with '==' comparison.
3335 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3337 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3338 TARGET_ABM handling of x86_popcnt variable.
3340 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3342 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3343 __builtin_copysignq and __builtin_infq built-in functions.
3345 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3347 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3348 SSE4.2 section. Correct built-in function names in SSE4A section.
3350 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3352 PR tree-optimization/32243
3353 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3354 for ncopies after ratio check between nunits_out and nunits_in.
3355 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3357 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3359 PR tree-optimization/32224
3360 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3361 vectorization upon a non GIMPLE_MODIFY_STMT.
3363 2007-06-08 Christian Bruel <christian.bruel@st.com>
3366 * config/sh/sh.md (doloop_end): New pattern and splitter.
3367 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3369 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3372 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3374 (verify_dominators): Do not change dominance tree.
3376 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3378 * config/sh/constraints.md: New file.
3379 * config/sh/sh.c: Include tm-constrs.h.
3380 (reg_class_from_letter): Remove.
3381 (prepare_cbranch_operands): Use satisfies_constraint_*
3382 function instead of macro.
3383 (andcosts, broken_move, sh_secondary_reload): Likewise.
3384 * config/sh/predicates.md (trapping_target_operand): Likewise.
3385 (and_operand, arith_operand, arith_reg_or_0_operand,
3386 cmp_operand, logical_operand, target_operand,
3387 ua_address_operand, ua_offset, xor_operand): Likewise.
3388 * config/sh/sh.md: Include constraints.md.
3389 (*movsicc_t_false): Use satisfies_constraint_* function
3391 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3392 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3393 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3394 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3395 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3396 (REG_CLASS_FROM_CONSTRAINT): Remove.
3397 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3398 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3399 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3400 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3401 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3402 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3403 function instead of macro.
3404 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3405 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3406 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3407 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3408 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3409 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3410 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3411 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3412 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3413 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3414 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3415 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3416 EXTRA_CONSTRAINT_STR): Likewise.
3417 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3419 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3421 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3423 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3426 * c-common.h (flag_cpp0x): Replaced by...
3427 (cxx_dialect): ... this new variable specifying the C++ dialect that
3429 * c-common.c (flag_cpp0x): Removed.
3430 (cxx_dialect): Defined.
3431 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3433 * c-opts.c (c_common_post_options): Likewise.
3434 (set_std_cxx98): Set cxx_dialect to cxx98.
3435 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3437 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3438 Hui-May Chang <hm.chang@apple.com>
3440 * doc/invoke.texi (Darwin Options): Update documentation for
3441 -mmacosx-version-min.
3442 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3443 * config/darwin-driver.c: New file.
3444 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3445 * config/t-darwin (darwin-driver.o): New rule.
3447 * config/darwin-c.c (version_as_macro): Ignore low digit.
3449 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3451 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3452 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3453 (CSGNMODE): New mode macro.
3454 (CSGNVMODE): New mode attribute.
3455 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3456 expander using CSGNMODE mode macro. Handle TFmode.
3457 (copysign<mode>3_const): Rename from copysignsf3_const and
3458 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3460 (copysign<mode>3_var): Rename from copysignsf3_var and
3461 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3463 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3464 mode macro. Handle TFmode.
3465 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3466 (iortf3, *iortf3): Ditto.
3467 (xortf3, *xortf3): Ditto.
3468 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3469 TFmode and TImode masks.
3470 (ix86_expand_copysign): Expand TFmode copysign insn.
3471 (IX86_BUILTIN_INFQ): New.
3472 (IX86_BUILTIN_FABSQ): Ditto.
3473 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3474 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3475 [__builtin_fabsq]: Ditto.
3476 [__builtin_copysignq]: Ditto.
3477 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3478 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3479 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3480 ix86_expand_binop_builtin().
3482 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3484 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3486 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3489 * rtl.h (push_to_sequence2): New.
3490 * emit-rtl.c (push_to_sequence2): New.
3491 * function.c (assign_parm_data_all): Add new fields.
3492 (assign_parm_setup_block): Call push_to_sequence2 instead of
3494 (assign_parm_setup_reg): Ditto.
3495 (assign_parm_setup_stack): Ditto.
3496 (assign_parms_unsplit_complex): Ditto.
3497 (assign_parms): Change field name.
3499 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3501 PR tree-optimization/32220
3502 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3503 phi node is reached before defining statement.
3505 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3508 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3509 after changing the right hand side of the assignment.
3511 2007-06-06 Eric Christopher <echristo@apple.com>
3513 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3514 (x86_64-*-darwin*): Ditto.
3515 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3516 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3518 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3520 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3522 (add_key): Likewise.
3523 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3524 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3526 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3528 (add_cost_one_coalesce): Likewise.
3529 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3530 variable names. Rename orig to orig_name for consistency.
3531 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3533 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3535 (record_equivalences_from_stmt): Likewise.
3536 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3537 the coding conventions.
3538 (memory_ssa_name_same): Likewise.
3539 (dse_optimize_stmt): Likewise.
3540 (dse_record_phis): Likewise.
3541 (dse_finalize_block): Likewise.
3542 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3543 keywords as variable names.
3544 (may_move_till): Cast according to the coding conventions.
3545 (force_move_till_expr): Avoid using C++ keywords as variable names.
3546 (force_move_till): Cast according to the coding conventions.
3547 (memref_hash): Likewise.
3548 (memref_eq): Likewise.
3549 (gather_mem_refs_stmt): Likewise.
3550 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3551 using C++ keywords as variable names.
3552 (idx_find_step): Cast according to the coding conventions.
3553 (idx_record_use): Likewise.
3554 (find_depends): Likewise.
3555 (prepare_decl_rtl): Likewise.
3556 (mbc_entry_hash): Likewise.
3557 (mbc_entry_eq): Likewise.
3558 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3559 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3560 (idx_infer_loop_bounds): Cast according to the coding conventions.
3561 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3562 * tree-ssa-math-opts.c (occ_new ): Likwise.
3563 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3565 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3567 (add_use_op): Likewise.
3568 (add_vop): Likewise.
3569 (add_vuse_op): Likewise.
3570 (add_vdef_op): Likewise.
3571 (get_expr_operands): Likewise.
3572 (push_stmt_changes): Use type safe memory macros.
3573 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3574 keywords as variable names.
3575 (conditional_replacement): Likewise.
3576 (minmax_replacement): Likewise.
3577 (abs_replacement): Likewise.
3578 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3580 (insert_fake_stores): Avoid using C++ keywords as variable names.
3581 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3583 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3584 (heapvar_insert): Use type safe memory macros.
3585 (new_var_info): Cast according to the coding conventions.
3586 (new_constraint): Likewise.
3587 (remove_preds_and_fake_succs): Use type safe memory macros.
3588 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3590 (thread_single_edge): Likewise.
3591 (thread_through_loop_header): Likewise.
3593 2007-06-06 Eric Christopher <echristo@apple.com>
3595 * config/i386/i386.c (override_options): Move handling
3596 of TARGET_SUBTARGET* earlier.
3598 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3600 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3603 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3605 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3606 emited outside of basic block.
3607 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3609 * rtl.h (delete_insn_chain): Declaration changed.
3610 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3612 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3613 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3614 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3615 to delete_insn_chain.
3616 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3617 do not have bb field set.
3618 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3620 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3621 * cfgcleanup.c (try_optimize_cfg): Ditto.
3623 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3625 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3626 (lambda_body_vector_new): Use type safe memory macros.
3627 (lambda_linear_expression_new): Likewise.
3628 (lambda_loopnest_new): Likewise.
3629 (lambda_lattice_new): Likewise.
3630 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3631 conventions. Use type safe memory macros.
3632 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3633 (lambda_body_vector_s): Likewise.
3634 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3635 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3637 2007-06-06 Richard Guenther <rguenther@suse.de>
3639 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3640 if we need to schedule cfg_cleanup.
3641 (tree_ssa_forward_propagate_single_use_vars): Do so.
3643 2007-06-06 Ian Lance Taylor <iant@google.com>
3645 * fold-const.c (merge_ranges): If range_successor or
3646 range_predecessor fail, just return 0.
3648 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3650 PR tree-optimization/32216
3651 * tree-vectorizer.c (supportable_widening_operation): Determine
3652 signedness of FIX_TRUNC_EXPR from output operand.
3653 (supportable_narrowing_operation): Ditto.
3654 * tree-vect-generic.c (expand_vector_operations_1): Determine
3655 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3658 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3660 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3661 (struct pta): ...from here. Change flags to unsigned to avoid
3662 excessive casting (as it is used as a bit mask).
3663 (override_options): Add casts according to the coding convenventions.
3664 (x86_64_elf_unique_section): Likewise.
3665 (examine_argument): Avoid using C++ keywords as variable names.
3666 (construct_container): Likewise.
3667 (legitimize_pic_address): Likewise.
3668 (get_dllimport_decl): Cast according to the coding conventions. Use
3669 type safe memory macros.
3670 (legitimize_address): Cast according to the coding conventions.
3671 (emit_i387_cw_initialization): Corrected the type of slot to enum
3673 (ix86_init_machine_status): Use type safe memory macros.
3674 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3675 (bdesc_pcmpistr): Likewise.
3676 (bdesc_crc32): Likewise.
3677 (bdesc_sse_3arg): Likewise.
3678 (bdesc_2arg): Likewise.
3679 (bdesc_1arg): Likewise.
3680 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3681 (ix86_expand_sse_pcmpistr): Likewise.
3682 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3683 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3684 int to match the langhook definition.
3685 (ix86_builtin_conversion): Change the type of code to unsigned init to
3686 match the langhook definition.
3687 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3689 (ix86_preferred_output_reload_class): Likewise.
3690 (ix86_cannot_change_mode_class): Likewise.
3691 (ix86_memory_move_cost): Likewise.
3692 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3693 avoid excessive casting later on.
3694 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3696 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3698 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3699 as flags setting insn.
3700 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3702 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3704 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3705 (UNSPEC_ROUND): New.
3706 ("sse4_1_round<mode>2"): New insn pattern.
3707 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3709 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3710 expander using SSEMODEF mode macro. Expand using
3711 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3712 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3713 expander using SSEMODEF mode macro. Expand using
3714 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3715 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3716 expander using SSEMODEF mode macro. Expand using
3717 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3718 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3719 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3720 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3723 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3724 Sebastian Pop <sebpop@gmail.com>
3726 * lambda.h (build_linear_expr): New.
3727 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3728 Use build_linear_expr, call fold and force_gimple_operand.
3729 (lambda_loopnest_to_gcc_loopnest): Check that there is
3730 something to insert.
3731 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3733 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3735 PR preprocessor/23479
3736 * doc/extend.texi: Document the 0b-prefixed binary integer
3739 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3741 PR tree-optimization/32215
3742 * tree-vectorizer.c (supportable_widening_operation): Return false
3743 for unsupported FIX_TRUNC_EXPR tree code.
3744 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3746 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3748 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3749 register on SPE targets. Change documentation to reflect
3751 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3752 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3753 out of the register allocation pool.
3754 (rs6000_reg_live_or_pic_offset_p): New function.
3755 (rs6000_emit_prologue): Move the actual saving of LR up to free
3756 r0 for holding r11. Split saving of SPE 64-bit registers into
3757 its own case. Ensure that offsets will always be in-range for
3758 'evstdd' by using r11 as a scratch register to point at the start
3759 of the SPE save area. Save r11 if necessary, as it is the static
3761 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3762 into its own case. Ensure that offsets will always be in-range
3763 for 'evldd' by using r11 as a scratch register to point at the
3764 start of the SPE save area. Also adjust r11 when restoring
3765 the stack pointer to compensate for pre-loading r11.
3767 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3769 * cfg.c (init_flow): Use type safe memory macros.
3770 (alloc_block): Likewise.
3771 (unchecked_make_edge): Likewise.
3772 (dump_flow_info): Avoid using C++ keywords as variable names.
3773 (copy_original_table_clear): Cast according to the coding conventions.
3774 (copy_original_table_set): Likewise.
3775 * cfgexpand (label_rtx_for_bb): Likewise.
3776 (expand_gimple_basic_block): Likewise.
3777 * cfghooks.c (dump_bb): Likewise.
3778 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3780 (lv_add_condition_to_bb): Likewise.
3781 * cfglayout (relink_block_chain): Cast according to the coding
3783 (fixup_reorder_chain): Likewise.
3784 (fixup_fallthru_exit_predecessor): Likewise.
3785 * cfgloop.c (glb_enum_p): Likewise.
3786 (get_exit_description): Likewise.
3787 (dump_recorded_exit): Likewise.
3788 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3789 (struct loop): ... from here.
3790 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3792 * cfgrtl.c (rtl_create_basic_block): Likewise.
3793 (rtl_split_block): Likewise.
3794 (rtl_dump_bb): Likewise.
3795 (cfg_layout_split_block): Likewise.
3796 (init_rtl_bb_info): Use typesafe memory macros.
3798 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3799 * graphds.h: Updated all usages of edge to graph_edge.
3800 * graphds.c: Likewise.
3801 * cfgloopanal.c: Likewise.
3803 2007-06-05 Ian Lance Taylor <iant@google.com>
3805 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3806 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3807 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3809 (test_for_singularity): Likewise.
3811 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3813 * config/i386/constraints.md ("Y2"): Replaced by ...
3815 * config/i386/i386.md: Likewise.
3816 * config/i386/mmx.md: Likewise.
3817 * config/i386/sse.md: Likewise.
3819 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3821 * config/i386/constraints.md ("z"): Replaced by ...
3823 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3824 (sse4_1_blendvps): Likewise.
3825 (sse4_1_pblendvb): Likewise.
3826 (sse4_2_pcmpestr): Likewise.
3827 (sse4_2_pcmpestrm): Likewise.
3828 (sse4_2_pcmpestr_cconly): Likewise.
3829 (sse4_2_pcmpistr): Likewise.
3830 (sse4_2_pcmpistrm): Likewise.
3831 (sse4_2_pcmpistr_cconly): Likewise.
3833 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3835 * matrix-reorg.c (transform_access_sites): Fix computation.
3836 (transform_allocation_sites): Same.
3838 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3840 * config/i386/i386.c (override_options): Use
3841 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3843 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3845 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3846 (nonimm_not_xmm0_operand): Ditto.
3847 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3848 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3849 as operand[2] predicate. Require "z" class XMM register for
3850 operand[3]. Adjust asm template.
3851 ("sse4_1_blendvpd"): Ditto.
3852 ("sse4_1_pblendvb"): Ditto.
3853 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3854 force op2 into xmm0 register for variable blend instructions.
3856 2007-06-04 Tom Tromey <tromey@redhat.com>
3858 * c-tree.h (start_enum): Update.
3859 (build_enumerator): Likewise.
3860 * c-decl.c (enum_next_value): Removed.
3861 (enum_overflow): Likewise.
3862 (start_enum): Add c_enum_contents argument. Don't use globals.
3863 (build_enumerator): Likewise.
3864 * c-tree.h (struct c_enum_contents): New struct.
3866 2007-06-04 Tom Tromey <tromey@redhat.com>
3868 * c-common.c (c_common_get_alias_set): Fix indentation.
3870 2007-06-04 Ian Lance Taylor <iant@google.com>
3872 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3873 to overflow, reduce overflow infinity to regular infinity.
3874 (vrp_var_may_overflow): New static function.
3875 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3877 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3879 * stor-layout.c (layout_type): Remove duplicate code.
3881 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3884 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3885 before build_common_builtin_nodes ().
3887 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3890 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3892 2007-06-04 Jan Hubicka <jh@suse.cz>
3894 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3895 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3896 instead of _stat version.
3898 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3900 PR tree-optimization/32194
3901 * tree-predcom.c (determine_offset): Check that both references have
3904 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3906 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3907 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3908 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3909 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3910 Add argument to iterate_fix_dominators call.
3911 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3912 * gcse.c (hoist_code): Change domby to vector.
3913 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3914 Add argument to iterate_fix_dominators call.
3915 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3916 recompute_dominator.
3917 * lambda-code.c (perfect_nestify): Ditto.
3918 * cfgloopanal.c: Include graphds.h.
3919 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3920 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3921 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3923 * graphds.c: New file.
3924 * graphds.h: New file.
3925 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3926 (get_dominated_by, get_dominated_by_region): Change return type to
3928 (verify_dominators): Recompute all dominators and compare the results.
3929 (recount_dominator): Renamed to ...
3930 (recompute_dominator): ... this. Do not check that the block is
3932 (iterate_fix_dominators): Reimplemented.
3933 (prune_bbs_to_update_dominators, root_of_dom_tree,
3934 determine_dominators_for_sons): New functions.
3935 * et-forest.c (et_root): New function.
3936 * et-forest.h (et_root): Declare.
3937 * Makefile.in (graphds.o): Add.
3938 (cfgloopanal.o): Add graphds.h dependency.
3939 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3940 * basic-block.h (get_dominated_by, get_dominated_by_region,
3941 iterate_fix_dominators): Declaration changed.
3942 (recount_dominator): Renamed to ...
3943 (recompute_dominator): ... this.
3944 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3945 (thread_through_all_blocks): Do not free dominance info.
3947 2007-06-03 Andreas Schwab <schwab@suse.de>
3949 * config/m68k/m68k.c (override_options): Don't override
3951 * config/m68k/m68k-modes.def (SF, DF): Define to use
3952 motorola_single_format and motorola_double_format, resp.
3953 * real.c (motorola_single_format): Renamed from
3954 coldfire_single_format.
3955 (motorola_double_format): Renamed from coldfire_double_format.
3956 (encode_ieee_extended): Generate a proper canonical NaN image
3957 respecting canonical_nan_lsbs_set.
3958 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3960 * real.h: Adjust declarations.
3962 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3965 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3966 the symbol is generated with the stack protector.
3968 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3970 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3971 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3973 * doc/extend.texi (interrupt): Mention m68k.
3975 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3977 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3978 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3979 (ix86_expand_sse_pcmpestr): Do not check operands for
3980 "register_operand", when insn operand predicate is "register_operand".
3981 (ix86_expand_sse_pcmpistr): Ditto.
3983 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3984 Uros Bizjak <ubizjak@gmail.com>
3986 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3987 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3988 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3989 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3990 * config/i386/constraints.md ("z"): New register constraint
3991 for members of SSE_FIRST_REG class.
3992 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3993 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3994 SSE_FIRST_REG class.
3995 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3996 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3997 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3998 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3999 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4000 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4001 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4002 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4003 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4004 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4005 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4006 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4007 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4008 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4009 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4010 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4011 (struct builtin_description): Change "flag" field to unsigned.
4012 (bdesc_pcmpestr): New builtin description table.
4013 (bdesc_pcmpistr): Likewise.
4014 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4015 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4016 Initialize pcmp[ei]str[im] insns for SSE4.2.
4017 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4018 (ix86_expand_sse_pcmpistr): Likewise.
4019 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4020 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4021 (UNSPEC_PCMPISTR): Likewise.
4022 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4023 (sse4_2_pcmpestri):New isns pattern.
4024 (sse4_2_pcmpestrm): Likewise.
4025 (sse4_2_pcmpestr_cconly): Likewise.
4026 (sse4_2_pcmpistr): New insn patern and splitter.
4027 (sse4_2_pcmpistri):New isns pattern.
4028 (sse4_2_pcmpistrm): Likewise.
4029 (sse4_2_pcmpistr_cconly): Likewise.
4030 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4033 2007-06-01 David Daney <ddaney@avtrex.com>
4035 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4036 LOADGP_ABSOLUTE and not binds_local_p.
4038 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4040 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4042 2007-06-01 Ian Lance Taylor <iant@google.com>
4044 * tree-vrp.c (compare_name_with_value): Always set
4045 used_strict_overflow if we get a result from the variable itself.
4047 2007-06-01 Ian Lance Taylor <iant@google.com>
4049 PR rtl-optimization/31455
4050 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4051 subregs which have a cast between modes which are not tieable.
4053 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4055 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4056 breaks after return statements.
4058 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4060 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4061 only after no_new_pseudos.
4063 2007-05-31 Eric Christopher <echristo@apple.com>
4065 * expr.c (convert_move): Assert that we don't have a BLKmode
4067 (store_expr): Handle BLKmode moves by calling emit_block_move.
4069 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4071 * c-typeck.c (build_indirect_ref): Include type in error message.
4072 (build_binary_op): Pass types to binary_op_error.
4073 * c-common.c (binary_op_error): Take two type arguments, print out
4075 * c-common.h (binary_op_error): Update prototype.
4077 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4079 * config/i386/i386.c: Correct coments on -mno-sse4.
4081 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4083 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4084 (x86_64-*-*): Likewise.
4085 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4086 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4087 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4088 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4089 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4090 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4091 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4092 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4093 (OPTION_MASK_ISA_SSE4): Likewise.
4094 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4095 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4096 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4097 (override_options): Support SSE4.2.
4098 (ix86_build_const_vector): Support SImode and DImode.
4099 (ix86_build_signbit_mask): Likewise.
4100 (ix86_expand_int_vcond): Support V2DImode.
4101 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4102 (IX86_BUILTIN_CRC32HI): Likewise.
4103 (IX86_BUILTIN_CRC32SI): Likewise.
4104 (IX86_BUILTIN_CRC32DI): Likewise.
4105 (IX86_BUILTIN_PCMPGTQ): Likewise.
4106 (bdesc_crc32): Likewise.
4107 (bdesc_sse_3arg): Likewise.
4108 (ix86_expand_crc32): Likewise.
4109 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4110 (ix86_expand_builtin): Likewise.
4111 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4112 __SSE4_2__ for -msse4.2.
4113 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4114 (CRC32MODE): Likewise.
4115 (crc32modesuffix): Likewise.
4116 (crc32modeconstraint): Likewise.
4117 (sse4_2_crc32<mode>): Likewise.
4118 (sse4_2_crc32di): Likewise.
4119 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4121 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4122 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4123 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4124 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4125 (vcondu<mode>): Likewise.
4126 * doc/extend.texi: Document SSE4.2 built-in functions.
4127 * doc/invoke.texi: Document -msse4.2/-msse4.
4129 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4131 PR tree-optimization/32160
4132 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4133 variable as gimple reg.
4134 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4136 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4138 * gcc.c (main): Don't consider linker options when issuing the
4139 warning about a linker input file not being used.
4141 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4143 * tree-vrp.c (compare_names): Initialize sop.
4145 2007-05-30 Dirk Mueller <dmueller@suse.de>
4147 * cgraphunit.c (cgraph_analyze_function): Remove
4148 computation of inline parameters.
4150 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4152 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4154 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4156 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4157 Add vx-common.h. Include vxworks.h between vx-common.h and
4159 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4161 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4162 (TARGET_ASM_DESTRUCTOR): Likewise.
4163 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4164 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4165 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4166 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4167 (VXWORKS_ENDIAN_SPEC): Define.
4168 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4169 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4170 VXWORKS_* equivalents.
4171 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4172 (ASM_FILE_START): Delete.
4173 (TARGET_VERSION): Reformat.
4174 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4175 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4176 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4177 (FPBIT, DPBIT): Define.
4178 (fp-bit.c, dp-bit.c): New rules.
4179 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4180 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4181 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4182 * config/arm/arm.h: Include vxworks-dummy.h.
4183 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4184 Mark with ATTRIBUTE_UNUSED.
4185 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4186 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4187 make it incompatible with -msingle-pic-base.
4188 (arm_function_ok_for_sibcall): Return false for calls that might
4189 go through a VxWorks PIC PLT entry.
4190 (require_pic_register): New function, split out from...
4191 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4193 (arm_load_pic_register): Handle the VxWorks RTP initialization
4194 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4195 (arm_emit_call_insn): New function.
4196 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4197 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4198 (pic_offset_arm): New pattern.
4199 (call, call_value): Use arm_emit_call_insn.
4200 (call_internal, call_value_internal): New expanders.
4201 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4202 VxWorks unless __PIC__.
4204 2007-05-30 Eric Christopher <echristo@gmail.com>
4206 * genrecog.c: Include regs.h in generated file.
4207 * genemit.c: Ditto. Fix up formatting.
4208 * config/mn10300/constraints.md: New.
4209 * config/mn10300/mn10300.md: Include.
4210 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4211 Fix up for removed macro.
4212 * config/mn10300/predicates.md (call_address_operand): Ditto.
4213 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4214 (CONST_OK_FOR_I): Ditto.
4215 (CONST_OK_FOR_J): Ditto.
4216 (CONST_OK_FOR_K): Ditto.
4217 (CONST_OK_FOR_L): Ditto.
4218 (CONST_OK_FOR_M): Ditto.
4219 (CONST_OK_FOR_N): Ditto.
4220 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4224 (EXTRA_CONSTRAINT): Ditto.
4226 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4228 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4230 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4231 OPTION_MASK_ISA_64BIT.
4232 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4234 2007-05-30 Richard Guenther <rguenther@suse.de>
4237 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4238 types for comparison.
4239 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4240 with original typed arguments.
4241 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4243 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4245 PR tree-optimization/31769
4246 * except.c (duplicate_eh_regions): Clear prev_try if
4247 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4249 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4251 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4252 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4253 bsi of the location where statements should be inserted.
4254 (sink_code_in_bb): Take bsi from statement_sink_location.
4255 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4256 instead of bsi_start.
4257 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4259 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4260 (bsi_move_before): Document inconsistency with bsi_move_after.
4261 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4263 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4265 * config/i386/i386.h (TARGET_ABM): New define.
4266 (TARGET_POPCNT): Ditto.
4267 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4268 New temporary defines to redefine from OPTION_ISA_* defines.
4269 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4270 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4271 (ix86_isa_flags): New extern int declaration.
4272 (TARGET_SUBTARGET_DEFAULT): New define.
4273 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4274 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4275 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4276 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4277 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4278 * config/i386/darwin.h: Change TARGET_64BIT define to
4281 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4282 using existing "ix86_isa_flags" varible.
4283 (m32, m64): Use existing "ix86_isa_flags" variable.
4284 (mmmx, m3dnow): Ditto.
4285 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4286 (mabm): Define as non-negative option using "x86_abm" variable.
4287 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4289 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4290 Rewrite feature test bitmap.
4291 (ix86_isa_flags): New initialized global int varible.
4292 (ix86_isa_flags_explicit): New static int variable.
4293 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4294 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4295 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4296 target_flags_explicit.
4297 (override_options): Remove "target_enable" and "target_disable" fields
4298 from "struct ptt". Update processor_target_table accordingly. Remove
4299 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4300 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4301 "target_flags" and "ix86_isa_flags_explicit" instead of
4302 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4303 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4304 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4305 to true when either of PTA_POPCNT or PTA_ABM is set in
4306 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4307 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4308 processor_alias_table flags entry. Remove handling of
4309 "target_enable" and "target_disable" fields of processor_target_table.
4310 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4311 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4312 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4313 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4314 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4316 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4318 2007-05-29 David Daney <ddaney@avtrex.com>
4321 * config/mips/mips.c (mips_output_mi_thunk): Emit
4322 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4324 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4325 * config/i386/i386.c (ix86_function_regparm): Added checking of
4326 ix86_force_align_arg_pointer to determine the number of
4327 register parameters.
4329 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4331 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4332 (SET_DR_MISALIGNMENT): New.
4333 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4334 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4335 Use SET_DR_MISALIGNMENT.
4336 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4338 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4339 find_loop_nest): Export.
4340 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4341 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4342 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4343 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4345 (struct mem_ref): Add field reuse_distance.
4346 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4347 Initialize reuse_distance field.
4348 (issue_prefetch_ref): Select temporality of prefetch according to
4350 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4351 self_reuse_distance, determine_loop_nest_reuse): New functions.
4352 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4353 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4354 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4357 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4359 * tree-ssa-alias.c: Add aliasing overview.
4361 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4362 Danny Smith <dannysmith@users.sourceforge.net>
4365 * config/i386/t-crtfm: Compile crtfastmath.o with
4366 -minline-all-stringops.
4367 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4368 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4370 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4372 * doc/md.texi: Document constraints on HP PA-RISC.
4374 * pa/constraints.md: New file.
4375 * pa.md: Include constraints.md.
4376 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4377 (integer_store_memory_operand, ldil_cint_p): New functions.
4378 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4379 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4380 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4381 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4382 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4384 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4387 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4388 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4389 case POSTDECREMENT_EXPR>): Return the error_mark_node
4390 if either the real or imaginary parts would an
4393 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4395 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4396 name when we remove it from a call.
4398 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4400 * targhooks.c (default_narrow_bitfield): Remove.
4401 * targhooks.h: Remove the prototype for
4402 default_narrow_bitfield.
4404 * langhooks-def.h: Remove the prototype for
4405 hook_get_alias_set_0.
4406 * langhooks.c (hook_get_alias_set_0): Remove.
4408 * global.c (EXECUTE_IF_CONFLICT): Remove.
4410 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4413 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4414 return true when truth_value_p is true and the type
4417 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4419 * doc/install.texi (Prerequisites): We no longer require Autoconf
4420 2.13 for the top-level.
4422 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4424 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4425 memory access via x86_expand_vector_move_misalign() only for
4426 TImode values on 32-bit targets.
4428 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4430 * matrix-reorg.c: New file. Implement matrix flattening and
4431 transposing optimization.
4432 * tree-pass.h: Add matrix reorg pass.
4433 * common.opt: Add fipa-mreorg flag.
4434 * Makefile.in: Add matrix-reorg.c.
4435 * passes.c: Add matrix reorg pass.
4436 * varpool.c (add_new_static_var): New function.
4437 * cgraph.h (add_new_static_var): Declare.
4439 2007-05-27 Eric Christopher <echristo@apple.com>
4441 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4442 sp_offset depending on stack size. Save r12 depending
4443 on registers we're saving later.
4444 (rs6000_emit_epilogue): Update sp_offset depending only
4447 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4449 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4450 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4451 * ifcvt.c (if_convert): Ditto.
4452 * tree-ssa-threadupdate.c (thread_block): Ditto.
4453 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4454 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4455 verify_loop_closed_ssa): Check number_of_loops instead of
4457 * predict.c (tree_estimate_probability): Ditto.
4458 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4459 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4460 * modulo-sched.c (sms_schedule): Ditto.
4461 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4462 (scev_finalize): Do not do anything if scev analysis was not
4464 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4465 current_loops == NULL.
4466 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4467 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4469 (loop_optimizer_finalize): Assert that loops were analyzed.
4470 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4471 rtl_doloop): Check number_of_loops instead of current_loops.
4472 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4473 current_loops == NULL.
4474 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4475 gate_tree_vectorize tree_linear_transform, check_data_deps,
4476 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4477 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4478 Check number_of_loops instead of current_loops.
4479 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4480 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4481 free loops if available.
4482 (execute_pre): Do not pass do_fre to fini_pre.
4484 2007-05-27 Tobias Burnus <burnus@net-b.de>
4487 * real.c (mpfr_from_real): Fix sign of -Inf.
4489 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4491 * tree-vect-transform.c (vectorizable_conversion): Initialize
4492 tree_code variables to ERROR_MARK.
4493 (vectorizable_type_demotion): Likewise.
4494 (vectorizable_type_promotion): Likewise.
4496 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4499 * config/i386/i386.md (movti): Handle push operands via
4502 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4504 * basic-block.h: Remove the prototype for merge_seq_blocks.
4505 * cfgcleanup.c (merge_seq_blocks): Remove.
4507 * tree-flow.h: Remove the prototype for is_aliased_with.
4508 * tree-ssa-alias.c (is_aliased_with): Remove.
4510 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4512 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4514 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4516 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4517 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4518 (vec_unpacks_hi_v16qi): Likewise.
4519 (vec_unpacku_lo_v16qi): Likewise.
4520 (vec_unpacks_lo_v16qi): Likewise.
4521 (vec_unpacku_hi_v8hi): Likewise.
4522 (vec_unpacks_hi_v8hi): Likewise.
4523 (vec_unpacku_lo_v8hi): Likewise.
4524 (vec_unpacks_lo_v8hi): Likewise.
4525 (vec_unpacku_hi_v4si): Likewise.
4526 (vec_unpacks_hi_v4si): Likewise.
4527 (vec_unpacku_lo_v4si): Likewise.
4528 (vec_unpacks_lo_v4si): Likewise.
4530 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4532 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4533 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4534 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4535 follow spelling conventions in various
4536 warning/error/diagnostic messages.
4538 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4539 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4540 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4541 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4542 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4543 * doc/tm.texi: Follow spelling conventions.
4545 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4548 * tree-ssa-forwprop.c
4549 (forward_propagate_addr_into_variable_array_index): Remove
4550 the lhs argument. Use the type of def_rhs instead of lhs.
4551 (forward_propagate_addr_expr_1): Update use of
4552 forward_propagate_addr_into_variable_array_index.
4554 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4555 Nigel Stephens <nigel@mips.com>
4557 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4558 function attributes, "far" being an alias for "long_call".
4559 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4560 (mips_near_type_p, mips_far_type_p): New.
4561 (mips_comp_type_attributes): New function to check that attributes
4562 attached to a function type are compatible.
4563 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4564 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4565 to the target function of the thunk.
4566 (mips_encode_section_info): Check for "near" and "far" function
4567 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4569 * config/mips/predicates.md (const_call_insn_operand): Test only
4570 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4572 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4575 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4576 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4577 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4578 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4580 2007-05-25 Eric Christopher <echristo@apple.com>
4582 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4583 to x86-darwin configurations.
4584 * config/i386/t-darwin: Add softfp support.
4585 * config/i386/t-darwin64: Ditto.
4586 * config/i386/sfp-machine.h: If mach then don't use
4587 aliasing, emit a stub to call.
4589 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4591 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4592 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4593 tree-predcom.c, tree-ssa-alias-warnings.c,
4594 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4595 comment typos. Follow spelling conventions.
4596 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4598 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4601 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4602 constants into memory. Expand unaligned memory references for
4603 SSE modes via x86_expand_vector_move_misalign() function.
4605 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4607 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4608 "memory" attribute for "sseishft" type insn without operands[2].
4610 2007-05-25 Dirk Mueller <dmueller@suse.de>
4611 Marcus Meissner <meissner@suse.de>
4613 * doc/extend.texi (alloc_size): New attribute.
4614 * c-common.c (handle_alloc_size_attribute): New.
4615 * tree-object-size.c (alloc_object_size): Use alloc_size
4616 attribute, if available.
4618 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4620 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4622 (__builtin_ia32_vec_ext_v2di): Likewise.
4623 (__builtin_ia32_vec_ext_v4si): Likewise.
4624 (__builtin_ia32_vec_ext_v8hi): Likewise.
4625 (__builtin_ia32_vec_ext_v16qi): Likewise.
4626 (__builtin_ia32_vec_set_v8hi): Likewise.
4628 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4630 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4632 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4634 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4635 (arm_is_longcall_p): Rename to...
4636 (arm_is_long_call_p): ...this. Take a single tree argument and
4638 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4639 (CUMULATIVE_ARGS): Remove call_cookie.
4640 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4641 (ENCODED_LONG_CALL_ATTR_P): Delete.
4642 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4643 LONG_CALL_FLAG_CHAR cases.
4644 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4645 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4646 ARM_DECLARE_FUNCTION_SIZE.
4647 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4648 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4649 (arm_encode_call_attribute, current_file_function_operand): Delete.
4650 (arm_function_in_section_p): New function.
4651 (arm_is_longcall_p): Rename to...
4652 (arm_is_long_call_p): ...this. Take the target function as a single
4653 argument and return a bool. Do not rely on call cookies. Check
4654 whether the target symbol is in the same section as the current
4655 function, not just the same compilation unit.
4656 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4657 (arm_encode_section_info): Don't encode a call type.
4658 * config/arm/arm.md (call, call_value): Update calls to
4659 arm_is_long(_)call_p. Simplify logic.
4660 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4661 Update calls to arm_is_long(_)call_p.
4663 2007-05-25 Richard Guenther <rguenther@suse.de>
4665 PR tree-optimization/31982
4666 * tree-ssa-forwprop.c
4667 (forward_propagate_addr_into_variable_array_index): Handle arrays
4668 with element size one.
4670 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4672 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4673 (umulsi3_highpart): Likewise.
4675 2007-05-24 Ian Lance Taylor <iant@google.com>
4677 PR rtl-optimization/32069
4678 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4681 2007-05-24 Ollie Wild <aaw@google.com>
4683 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4686 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4688 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4689 (oprs_unchanged_p): Use it to check all registers in a REG.
4690 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4691 (reg_set_between_after_reload_p): Delete.
4692 (reg_used_between_after_reload_p): Likewise.
4693 (reg_set_or_used_since_bb_start): Likewise.
4694 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4695 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4696 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4697 * rtlanal.c (reg_set_p): Check whether REG overlaps
4698 regs_invalidated_by_call, rather than just checking the
4699 membership of REGNO (REG).
4701 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4703 * doc/passes.texi: Document predictive commoning.
4704 * doc/invoke.texi (-fpredictive-commoning): Document.
4705 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4706 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4707 adding indices to the generated name.
4708 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4709 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4710 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4711 (op_symbol_code): ... and exported.
4712 (dump_omp_clause, op_symbol): Use op_symbol_code
4713 instead of op_symbol_1.
4714 * tree-pass.h (pass_predcom): Declare.
4715 * timevar.def (TV_PREDCOM): New timevar.
4716 * tree-ssa-loop.c (run_tree_predictive_commoning,
4717 gate_tree_predictive_commoning, pass_predcom): New.
4718 * tree-data-ref.c (find_data_references_in_loop): Find the
4719 references in dominance order.
4720 (canonicalize_base_object_address): Ensure that the result has
4722 (dr_analyze_innermost): Export.
4723 (create_data_ref): Code to fail for references with invariant
4725 (find_data_references_in_stmt): ... here.
4726 * tree-data-ref.h (dr_analyze_innermost): Declare.
4727 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4728 (aff_combination_find_elt, name_expansion_hash,
4729 name_expansion_eq, tree_to_aff_combination_expand,
4730 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4732 * tree-affine.h (aff_combination_constant_multiple_p,
4733 tree_to_aff_combination_expand): Declare.
4734 * tree-predcom.c: New file.
4735 * common.opt (fpredictive-commoning): New option.
4736 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4737 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4738 * Makefile.in (tree-predcom.o): Add.
4739 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4740 * passes.c (init_optimization_passes): Add dceloop after
4741 copy propagation in loop optimizer. Add predictive commoning
4742 to loop optimizer passes.
4744 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4746 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4749 2007-05-24 Jan Hubicka <jh@suse.cz>
4751 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4753 (genheader): Include statistics.h.
4755 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4757 * print-rtl.c (flag_dump_unnumbered): Update comments.
4758 (print_rtl): Fix my previous change.
4759 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4762 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4765 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4767 (thread_through_all_blocks): Call initialize_original_copy_tables
4768 and free_original_copy_tables.
4769 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4771 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4772 * cfghooks.c (duplicate_block): Use get_loop_copy.
4773 * cfg.c: Include cfgloop.h.
4774 (loop_copy): New hash table.
4775 (initialize_original_copy_tables): Initialize loop_copy table.
4776 (free_original_copy_tables): Free loop_copy table.
4777 (copy_original_table_clear, copy_original_table_set,
4778 set_loop_copy, get_loop_copy): New functions.
4779 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4780 * cfgloop.h (struct loop): Remove copy field.
4781 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4782 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4784 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4786 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4787 -msse/-msse2/-msse3.
4789 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4791 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4792 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4794 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4797 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4798 * targhooks.h (default_mangle_decl_assembler_name): Declare
4800 * targhooks.c (default_mangle_decl_assembler_name): Define
4802 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4804 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4805 * langhooks.c (lhd_set_decl_assembler_name): Call
4806 targetm.mangle_decl_assembler_name for names with global scope.
4808 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4810 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4811 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4813 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4814 New. Factored out of i386_pe_encode_section_info.
4815 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4816 Move check for prior decoration of stdcall
4817 symbols to i386_pe_encode_section_info.
4818 (i386_pe_encode_section_info): Adjust call to
4819 gen_stdcall_or_fastcall_suffix. Use
4820 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4821 (i386_pe_mangle_decl_assembler_name): New. Wrap
4822 i386_pe_maybe_mangle_decl_assembler_name.
4824 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4826 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4827 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4828 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4829 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4830 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4833 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4834 Nigel Stephens <nigel@mips.com>
4835 Richard Sandiford <richard@codesourcery.com>
4837 Fix up MIPS16 hard float and add support for complex.
4839 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4840 (TARGET_SOFT_FLOAT_ABI): New.
4841 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4842 __mips_soft_float to reflect the ABI in use, not whether the
4843 FPU is directly accessible (e.g., in MIPS16 mode).
4844 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4845 (UNITS_PER_FPVALUE): Likewise.
4847 * config/mips/mips.c (mips_expand_call): Remove redundant
4848 TARGET_MIPS16 check.
4849 (mips_arg_regno): New.
4850 (function_arg_advance): When setting bits in cum->fp_code for
4851 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4853 (function_arg): Use mips_arg_regno.
4854 (mips_return_mode_in_fpr_p): New.
4855 (mips16_call_stub_mode_suffix): New.
4856 (mips16_cfun_returns_in_fpr_p): New.
4857 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4858 (mips_output_function_prologue): Test mips16_hard_float, not
4859 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4860 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4861 return value into a floating-point register.
4862 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4863 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4864 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4865 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4866 word of double arguments from or to the high bits of 64-bit
4867 floating point registers.
4868 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4869 (mips16_fpret_double): New helper function.
4870 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4871 support for complex modes. Fill in DECL_RESULT for stubdecl.
4872 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4874 * config/mips/mips16.S
4875 (RET, ARG1, ARG2): New.
4876 (MERGE_GPRf, MERGE_GPRt): New.
4877 (DELAYt, DELAYf): New.
4878 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4879 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4880 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4881 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4882 (SFOP): Renamed to...
4883 (OPSF3): This, and macro-ified. Updated all uses.
4884 (SFOP2): Renamed to...
4885 (OPSF2): This, and macro-ified. Updated all uses.
4886 (SFCMP): Renamed to...
4887 (CMPSF): This, and macro-ified. Updated all uses.
4888 (SFREVCMP): Renamed to...
4889 (REVCMPSF): This, and macro-ified. Updated all uses.
4890 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4891 (LDDBL1, LDDBL2, RETDBL): Deleted.
4892 (DFOP): Renamed to...
4893 (OPDF3): This, and macro-ified. Updated all uses.
4894 (DFOP2): Renamed to...
4895 (OPDF2): This, and macro-ified. Updated all uses.
4896 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4897 (DFCMP): Renamed to...
4898 (CMPDF): This, and macro-ified. Updated all uses.
4899 (DFREVCMP): Renamed to...
4900 (REVCMPDF): This, and macro-ified. Updated all uses.
4901 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4902 (RET_FUNCTION): New.
4903 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4904 (__mips16_ret_sc, __mips16_ret_dc): New.
4905 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4906 STUB_ARGS_6, STUB_ARGS_10): New.
4907 (CALL_STUB_NO_RET): New.
4908 (__mips16_call_stub_1): Macro-ified.
4909 (__mips16_call_stub_5): Macro-ified.
4910 (__mips16_call_stub_2): Macro-ified.
4911 (__mips16_call_stub_6): Macro-ified.
4912 (__mips16_call_stub_9): Macro-ified.
4913 (__mips16_call_stub_10): Macro-ified.
4914 (CALL_STUB_RET): New.
4915 (__mips16_call_stub_sf_0): Macro-ified.
4916 (__mips16_call_stub_sf_1): Macro-ified.
4917 (__mips16_call_stub_sf_5): Macro-ified.
4918 (__mips16_call_stub_sf_2): Macro-ified.
4919 (__mips16_call_stub_sf_6): Macro-ified.
4920 (__mips16_call_stub_sf_9): Macro-ified.
4921 (__mips16_call_stub_sf_10): Macro-ified.
4922 (__mips16_call_stub_df_0): Macro-ified.
4923 (__mips16_call_stub_df_1): Macro-ified.
4924 (__mips16_call_stub_df_5): Macro-ified.
4925 (__mips16_call_stub_df_2): Macro-ified.
4926 (__mips16_call_stub_df_6): Macro-ified.
4927 (__mips16_call_stub_df_9): Macro-ified.
4928 (__mips16_call_stub_df_10): Macro-ified.
4929 (__mips16_call_stub_sc_0): New.
4930 (__mips16_call_stub_sc_1): New.
4931 (__mips16_call_stub_sc_5): New.
4932 (__mips16_call_stub_sc_2): New.
4933 (__mips16_call_stub_sc_6): New.
4934 (__mips16_call_stub_sc_9): New.
4935 (__mips16_call_stub_sc_10): New.
4936 (__mips16_call_stub_dc_0): New.
4937 (__mips16_call_stub_dc_1): New.
4938 (__mips16_call_stub_dc_5): New.
4939 (__mips16_call_stub_dc_2): New.
4940 (__mips16_call_stub_dc_6): New.
4941 (__mips16_call_stub_dc_9): New.
4942 (__mips16_call_stub_dc_10): New.
4944 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4945 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4946 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4948 2007-05-23 Ian Lance Taylor <iant@google.com>
4950 * doc/invoke.texi (Invoking GCC): Document that the order of the
4953 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4956 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4957 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4958 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4962 * config/score/score.c (score_print_operand): Make sure that only
4963 lower bits are used.
4965 2007-05-22 Ian Lance Taylor <iant@google.com>
4967 * tree-vrp.c (avoid_overflow_infinity): New static function,
4968 broken out of set_value_range_to_value.
4969 (set_value_range_to_value): Call avoid_overflow_infinity.
4970 (extract_range_from_assert): Likewise.
4972 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4975 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4976 change the type before looking for a COMPOUND_EXPR.
4978 2007-05-22 Ian Lance Taylor <iant@google.com>
4980 * lower-subreg.c (decompose_multiword_subregs): If we change an
4981 insn, call remove_retval_note on it.
4983 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4985 * regs.h (end_hard_regno): New function.
4986 (END_HARD_REGNO, END_REGNO): New macros.
4987 (add_to_hard_reg_set): New function.
4988 (remove_from_hard_reg_set): Likewise.
4989 (in_hard_reg_set_p): Likewise.
4990 (overlaps_hard_reg_set_p): Likewise.
4991 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4992 (note_btr_set): Use END_HARD_REGNO.
4993 * caller-save.c (setup_save_areas): Use end_hard_regno.
4994 (mark_set_regs): Use END_HARD_REGNO.
4995 (add_stored_regs): Use end_hard_regno.
4996 (mark_referenced_regs): Use add_to_hard_reg_set.
4997 * combine.c (update_table_tick): Use END_REGNO.
4998 (record_value_for_reg): Likewise.
4999 (record_dead_and_set_regs): Likewise.
5000 (get_last_value_validate): Likewise.
5001 (use_crosses_set_p): Likewise.
5002 (reg_dead_at_p_1): Likewise.
5003 (reg_dead_at_p): Likewise.
5004 (mark_used_regs_combine): Use add_to_hard_reg_set.
5005 (move_deaths): Use END_HARD_REGNO.
5006 (reg_bitfield_target_p): Use end_hard_regno.
5007 (distribute_notes): Use END_HARD_REGNO.
5008 * cse.c (mention_regs): Use END_REGNO.
5009 (insert): Use add_to_hard_reg_set.
5010 (invalidate): Use END_HARD_REGNO.
5011 (invalidate_for_call): Likewise.
5012 (exp_equiv_p): Use END_REGNO.
5013 (cse_insn): Likewise.
5014 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5015 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5016 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5017 * function.c (keep_stack_depressed): Use end_hard_regno.
5018 * global.c (global_alloc): Use end_hard_regno.
5019 (global_conflicts): Use add_to_hard_reg_set instead of
5021 (find_reg): Likewise.
5022 (mark_reg_store): Likewise.
5023 (mark_reg_conflicts): Likewise.
5024 (mark_reg_death): Use remove_from_hard_reg_set.
5025 (mark_reg_live_nc): Delete.
5026 (set_preference): Use end_hard_regno.
5027 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5028 remove_from_hard_reg_set.
5029 (post_mark_life): Use add_to_hard_reg_set.
5030 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5031 (reg_becomes_live): Use add_to_hard_reg_set.
5032 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5033 (peep2_find_free_register): Use add_to_hard_reg_set.
5034 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5035 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5036 * regrename.c (note_sets): Use add_to_hard_reg_set.
5037 (clear_dead_regs): Use remove_from_hard_reg_set.
5038 (regrename_optimize): Use add_to_hard_reg_set.
5039 (find_oldest_value_reg): Use in_hard_reg_set_p.
5040 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5041 (hard_reg_set_here_p): Use end_hard_regno.
5042 (decompose): Likewise.
5043 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5044 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5045 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5046 (mark_home_live): Use end_hard_regno.
5047 (spill_hard_reg): Likewise.
5048 (clear_reload_reg_in_use): Likewise.
5049 * reorg.c (delete_prior_computation): Use END_REGNO.
5050 * resource.c (update_live_status): Use END_HARD_REGNO.
5051 (mark_referenced_resources): Use add_to_hard_reg_set.
5052 (mark_set_resources): Likewise.
5053 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5054 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5055 (reg_overlap_mentioned_p): Likewise.
5056 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5057 (covers_regno_no_parallel_p): Use END_REGNO.
5058 (find_regno_note): Likewise.
5059 (find_reg_fusage): Use END_HARD_REGNO.
5060 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5061 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5063 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5065 * mode-switching.c (reg_dies): Change type of second argument to
5067 (optimize_mode_switching): Update accordingly.
5069 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5071 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5073 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5074 (hard_reg_set_empty_p): ...these new functions.
5075 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5076 GO_IF_HARD_REG_SUBSET.
5077 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5078 instead of GO_IF_HARD_REG_EQUAL.
5079 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5080 instead of GO_IF_HARD_REG_EQUAL.
5081 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5082 GO_IF_HARD_REG_SUBSET.
5083 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5084 GO_IF_HARD_REG_EQUAL.
5085 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5086 of GO_IF_HARD_REG_SUBSET.
5087 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5088 instead of GO_IF_HARD_REG_EQUAL.
5089 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5090 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5091 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5092 of GO_IF_HARD_REG_SUBSET,
5093 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5094 GO_IF_HARD_REG_SUBSET.
5095 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5096 instead of GO_IF_HARD_REG_EQUAL.
5097 * config/sh/sh.c (push_regs, calc_live_regs): Use
5098 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5099 (hard_regs_intersect_p): Delete.
5101 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5103 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5105 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5106 Richard Henderson <rth@redhat.com>
5108 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5110 (x86_64-*-*): Likewise.
5112 * i386/i386-modes.def (V2QI): New.
5114 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5116 (override_options): Support SSE4.1.
5117 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5118 (IX86_BUILTIN_BLENDPS): Likewise.
5119 (IX86_BUILTIN_BLENDVPD): Likewise.
5120 (IX86_BUILTIN_BLENDVPS): Likewise.
5121 (IX86_BUILTIN_PBLENDVB128): Likewise.
5122 (IX86_BUILTIN_PBLENDW128): Likewise.
5123 (IX86_BUILTIN_DPPD): Likewise.
5124 (IX86_BUILTIN_DPPS): Likewise.
5125 (IX86_BUILTIN_INSERTPS128): Likewise.
5126 (IX86_BUILTIN_MOVNTDQA): Likewise.
5127 (IX86_BUILTIN_MPSADBW128): Likewise.
5128 (IX86_BUILTIN_PACKUSDW128): Likewise.
5129 (IX86_BUILTIN_PCMPEQQ): Likewise.
5130 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5131 (IX86_BUILTIN_PMAXSB128): Likewise.
5132 (IX86_BUILTIN_PMAXSD128): Likewise.
5133 (IX86_BUILTIN_PMAXUD128): Likewise.
5134 (IX86_BUILTIN_PMAXUW128): Likewise.
5135 (IX86_BUILTIN_PMINSB128): Likewise.
5136 (IX86_BUILTIN_PMINSD128): Likewise.
5137 (IX86_BUILTIN_PMINUD128): Likewise.
5138 (IX86_BUILTIN_PMINUW128): Likewise.
5139 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5140 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5141 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5142 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5143 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5144 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5145 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5146 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5147 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5148 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5149 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5150 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5151 (IX86_BUILTIN_PMULDQ128): Likewise.
5152 (IX86_BUILTIN_PMULLD128): Likewise.
5153 (IX86_BUILTIN_ROUNDPD): Likewise.
5154 (IX86_BUILTIN_ROUNDPS): Likewise.
5155 (IX86_BUILTIN_ROUNDSD): Likewise.
5156 (IX86_BUILTIN_ROUNDSS): Likewise.
5157 (IX86_BUILTIN_PTESTZ): Likewise.
5158 (IX86_BUILTIN_PTESTC): Likewise.
5159 (IX86_BUILTIN_PTESTNZC): Likewise.
5160 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5161 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5162 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5163 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5164 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5166 (bdesc_sse_3arg): Likewise.
5167 (bdesc_2arg): Likewise.
5168 (bdesc_1arg): Likewise.
5169 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5171 (ix86_expand_sse_4_operands_builtin): New.
5172 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5173 smaller than 8 bits as the 2nd arg.
5174 (ix86_expand_sse_ptest): New.
5175 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5176 (ix86_expand_vector_set): Support SSE4.1.
5177 (ix86_expand_vector_extract): Likewise.
5179 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5180 __SSE4_1__ for -msse4.1.
5182 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5183 (UNSPEC_INSERTPS): Likewise.
5184 (UNSPEC_DP): Likewise.
5185 (UNSPEC_MOVNTDQA): Likewise.
5186 (UNSPEC_MPSADBW): Likewise.
5187 (UNSPEC_PHMINPOSUW): Likewise.
5188 (UNSPEC_PTEST): Likewise.
5189 (UNSPEC_ROUNDP): Likewise.
5190 (UNSPEC_ROUNDS): Likewise.
5192 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5194 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5195 (const_pow2_1_to_32768_operand): Likewise.
5197 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5200 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5202 (sse4_1_insertps): Likewise.
5203 (*sse4_1_extractps): Likewise.
5204 (sse4_1_ptest): Likewise.
5205 (sse4_1_mulv2siv2di3): Likewise.
5206 (*sse4_1_mulv4si3): Likewise.
5207 (*sse4_1_smax<mode>3): Likewise.
5208 (*sse4_1_umax<mode>3): Likewise.
5209 (*sse4_1_smin<mode>3): Likewise.
5210 (*sse4_1_umin<mode>3): Likewise.
5211 (sse4_1_eqv2di3): Likewise.
5212 (*sse4_1_pinsrb): Likewise.
5213 (*sse4_1_pinsrd): Likewise.
5214 (*sse4_1_pinsrq): Likewise.
5215 (*sse4_1_pextrb): Likewise.
5216 (*sse4_1_pextrb_memory): Likewise.
5217 (*sse4_1_pextrw_memory): Likewise.
5218 (*sse4_1_pextrq): Likewise.
5219 (sse4_1_blendpd): Likewise.
5220 (sse4_1_blendps): Likewise.
5221 (sse4_1_blendvpd): Likewise.
5222 (sse4_1_blendvps): Likewise.
5223 (sse4_1_dppd): Likewise.
5224 (sse4_1_dpps): Likewise.
5225 (sse4_1_movntdqa): Likewise.
5226 (sse4_1_mpsadbw): Likewise.
5227 (sse4_1_packusdw): Likewise.
5228 (sse4_1_pblendvb): Likewise.
5229 (sse4_1_pblendw): Likewise.
5230 (sse4_1_phminposuw): Likewise.
5231 (sse4_1_extendv8qiv8hi2): Likewise.
5232 (*sse4_1_extendv8qiv8hi2): Likewise.
5233 (sse4_1_extendv4qiv4si2): Likewise.
5234 (*sse4_1_extendv4qiv4si2): Likewise.
5235 (sse4_1_extendv2qiv2di2): Likewise.
5236 (*sse4_1_extendv2qiv2di2): Likewise.
5237 (sse4_1_extendv4hiv4si2): Likewise.
5238 (*sse4_1_extendv4hiv4si2): Likewise.
5239 (sse4_1_extendv2hiv2di2): Likewise.
5240 (*sse4_1_extendv2hiv2di2): Likewise.
5241 (sse4_1_extendv2siv2di2): Likewise.
5242 (*sse4_1_extendv2siv2di2): Likewise.
5243 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5244 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5245 (sse4_1_zero_extendv4qiv4si2): Likewise.
5246 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5247 (sse4_1_zero_extendv2qiv2di2): Likewise.
5248 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5249 (sse4_1_zero_extendv4hiv4si2): Likewise.
5250 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5251 (sse4_1_zero_extendv2hiv2di2): Likewise.
5252 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5253 (sse4_1_zero_extendv2siv2di2): Likewise.
5254 (*sse4_1_zero_extendv2siv2di2): Likewise.
5255 (sse4_1_roundpd): Likewise.
5256 (sse4_1_roundps): Likewise.
5257 (sse4_1_roundsd): Likewise.
5258 (sse4_1_roundss): Likewise.
5259 (mulv4si3): Don't expand for SSE4.1.
5260 (smax<mode>3): Likewise.
5261 (umaxv4si3): Likewise.
5262 (uminv16qi3): Likewise.
5263 (umin<mode>3): Likewise.
5264 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5266 * doc/extend.texi: Document SSE4.1 built-in functions.
5268 * doc/invoke.texi: Document -msse4.1.
5270 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5272 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5273 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5274 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5275 (ASM_SPEC): Add asm_pcrel_spec.
5276 (EXTRA_SPECS): Add asm_pcrel_spec.
5278 2007-05-21 David Daney <ddaney@avtrex.com>
5280 * doc/install.texi (Building a cross compiler): Add requirements
5281 for Java cross compiler.
5283 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5286 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5287 Add loopno argument. Use evolution_function_is_invariant_rec_p
5288 instead of evolution_function_is_constant_p.
5289 Update calls to evolution_function_is_affine_multivariate_p.
5290 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5291 Add loopno argument.
5292 * tree-scalar-evolution.c (gather_chrec_stats): Call
5293 evolution_function_is_affine_multivariate_p with a loop
5295 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5296 (analyze_overlapping_iterations): Likewise.
5297 (access_functions_are_affine_or_constant_p): Likewise.
5298 (build_classic_dist_vector_1): If the access functions
5299 are equal, don't do anything.
5301 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5302 Paolo Carlini <pcarlini@suse.de>
5303 Uros Bizjak <ubizjak@gmail.com>
5305 * c-cppbuiltin.c (c_cpp_builtins): Define
5306 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5307 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5308 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5309 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5311 2007-05-21 Mike Stump <mrs@apple.com>
5313 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5315 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5317 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5319 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5320 implementation if __OPTIMIZE__ is not defined.
5321 (_mm_alignr_pi8): Ditto.
5322 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5323 (_mm_inserti_si64): Ditto.
5324 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5325 (_mm_slli_epi16): Ditto.
5326 (_mm_slli_epi32): Ditto.
5327 (_mm_slli_epi64): Ditto.
5328 (_mm_srai_epi16): Ditto.
5329 (_mm_srai_epi32): Ditto.
5330 (_mm_srli_si128): Ditto.
5331 (_mm_slli_si128): Ditto.
5332 (_mm_srli_epi16): Ditto.
5333 (_mm_srli_epi32): Ditto.
5334 (_mm_srli_epi64): Ditto.
5335 (_mm_extract_epi16): Ditto.
5336 (_mm_insert_epi16): Ditto.
5337 (_mm_shufflehi_epi16): Ditto.
5338 (_mm_shufflelo_epi16): Ditto.
5339 (_mm_shuffle_epi32): Ditto.
5340 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5342 (_mm_insert_pi16): Ditto.
5344 (_mm_shuffle_pi16): Ditto.
5346 (_mm_shufle_ps): Ditto.
5347 (_mm_prefetch): Ditto.
5349 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5351 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5352 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5353 * real.c (encode_i370_single, decode_i370_single,
5354 encode_i370_double, decode_i370_double): Functions removed.
5355 (i370_single_format, i370_double_format): Initializations removed.
5356 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5357 Consider the log2_b field to always be one.
5358 (ieee_single_format, mips_single_format, coldfire_single_format,
5359 ieee_double_format, mips_double_format, coldfire_double_format,
5360 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5361 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5362 ibm_extended_format, mips_extended_format, ieee_quad_format,
5363 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5364 decimal_single_format, decimal_double_format, decimal_quad_format,
5365 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5366 initialization of log2_b.
5367 * real.h (i370_single_format, i370_double_format): Declarations
5369 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5370 field to always be one.
5372 2007-05-21 Andreas Schwab <schwab@suse.de>
5374 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5375 NOTE_INSN_BASIC_BLOCK_P.
5376 (process_for_unwind_directive): Likewise.
5378 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5380 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5381 * function.h (struct function): Move va_list_gpr_size,
5382 va_list_fpr_size, function_frequency to front of bitfields. Add
5384 (current_function_calls_unwind_init): New.
5385 * except.c (expand_builtin_unwind_init): Set
5386 current_function_calls_unwind_init not
5387 current_function_has_nonlocal_label.
5388 * reload1.c (has_nonexceptional_receiver): New.
5389 (reload): Use it and current_function_calls_unwind_init to
5390 determine whether call-saved regs must be saved.
5392 2007-05-20 Jan Hubicka <jh@suse.cz>
5394 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5395 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5396 * ddg.c (create_ddg): LIkewise.
5397 * final.c (final): Remove hunk moving line number notes around since
5398 they are no longer present at this stage.
5399 (final_scan_insn): Use NOTE_KIND instead of
5400 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5401 (output_asm_label): Likewise.
5402 * reorg.c (dbr_schedule): Likewise.
5403 * haifa-sched.c (unlink_other_notes): Likewise.
5404 * mode-switching.c (optimize_mode_switching): Likewise.
5405 * graph.c (start_bb): Likewise.
5406 * rtl.def (NOTE): Update description.
5407 * jump.c (squeeze_notes): Delete.
5408 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5409 NOTE_INSN_BASIC_BLOCK_P when possible.
5410 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5411 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5412 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5413 (dwarf2out_var_location): Likewise.
5414 * cfgbuild.c (make_edges): Likewise.
5415 (find_basic_blocks_1): Likewise.
5416 * function.c (reorder_blocks_1): Likewise.
5417 (epilogue_done): Likewise.
5418 (reposition_prologue_and_epilogue_notes): Likewise.
5419 * print-rtl.c (print_rtx): Likewise; drop code for printing
5421 (print_rtl): Likewise.
5422 (print_rtl_single): Likewise.
5423 * gcse.c (insert_insn_start_bb): Likewise.
5424 * alias.c (init_alias_analysis): Likewise.
5425 * calls.c (fixup_tail_calls): Likewise.
5426 * except.c (sjlj_emit_function_enter): Likewise.
5427 * emit-rtl.c (add_insn_after): Likeiwse.
5428 (emit_label_before): Likewise.
5429 (emit_label_after): Likewise.
5430 (emit_note_before, emit_note_after, emit_note): Update
5431 parameter to be enum insn_note; do not deal with source
5433 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5434 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5436 (merge_blocks_move_successor_nojumps): Simplify now when
5437 we don't have BLOCK notes.
5438 (try_optimize_cfg): Likewise.
5439 * cfglayout.c (skip_insns_after_block): Likewise.
5440 (record_effective_endpoints): Likewise.
5441 (duplicate_insn_chain): Likewise.
5442 * varasm.c (output_constant_pool_1): Likewise.
5443 * sched-deps.c (sched_analyze): Likewise.
5444 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5446 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5447 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5448 (SET_INSN_DELETED): Simplify.
5449 (NOTE_LINE_NUMBER): Exterminate.
5450 (NOTE_LINE_KIND): New.
5451 (NOTE_INSN_BASIC_BLOCK_P): Update.
5452 (enum insn_note): Simplify.
5453 (GET_NOTE_INSN_NAME) Simplify.
5454 (emit_note_before, emit_note_after, emit_note): Update prototype.
5455 (squeeze_notes): Remove.
5456 * sched-int.h (NOTE_NOT_BB_P): Update.
5457 * resource.c (mark_target_live_regs): Update.
5458 * sched-rgn.c (debug_dependencies): Update.
5459 * sched-vis.c (print_insn): Update.
5460 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5461 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5462 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5463 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5464 (split_branches): Update.
5465 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5467 (sh_adjust_unroll_max): Exterminate.
5468 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5469 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5470 (m68hc11_reorg): Likewise.
5471 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5472 (emit_predicate_relation_info): Update.
5473 (process_for_unwind_directive): Update.
5474 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5475 (output_call): Update.
5476 * config/pa/pa.c (output_lbranch): Update.
5477 (output_millicode_call): Update.
5478 (output_call): Update.
5479 (pa_combine_instructions): Update.
5480 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5481 * config/bfin/bfin.c (gen_one_bundle): Update.
5482 * cfgrtl.c (can_delete_note_p): Update.
5483 (delete_insn): Update.
5484 (rtl_merge_blocks): Update.
5485 (commit_one_edge_insertion): Update.
5486 (rtl_verify_flow_info): Update.
5487 * stmt.c (expand_case): Do not call squeeze_notes.
5489 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5496 * c.opt (Wtype-limits): New.
5497 * doc/invoke.texi (Wtype-limits): Document it.
5498 (Wextra): Enabled by -Wextra.
5499 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5500 * c-common.c (shorten_compare): Warn with Wtype-limits.
5502 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5504 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5505 inlined function, not as a macro.
5506 (_mm_alignr_pi8): Ditto.
5507 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5508 (_mm_inserti_si64): Ditto.
5509 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5510 (_mm_extract_epi16): Ditto.
5511 (_mm_insert_epi16): Ditto.
5512 (_mm_shufflehi_epi16): Ditto.
5513 (_mm_shufflelo_epi16): Ditto.
5514 (_mm_shuffle_epi32): Ditto.
5515 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5516 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5518 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5520 (_m_to_float): Use C89 compatible assignment.
5522 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5525 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5527 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5530 * doc/invoke.texi (Wreturn-type): Complete description.
5531 (Wextra): Delete item about return-type warning.
5532 * c-decl.c: Delete redundant Wextra warning.
5534 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5537 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5538 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5539 inlined function, not as a macro.
5540 (_mm_prefetch): Ditto.
5542 (_mm_insert_pi16): Ditto.
5544 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5545 (_m_pshufw): Ditto. Add const to __N argument.
5546 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5547 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5548 (_mm_slli_epi32): Ditto.
5549 (_mm_srli_si128): Implement as always inlined function, not as a
5550 macro. Add __inline to function declaration.
5551 (_mm_slli_si128): Ditto.
5553 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5555 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5556 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5558 (struct fenv): New structure.
5559 (FP_HANDLE_EXCEPTIONS): New define.
5560 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5561 (_FP_DECL_EXP): New define.
5562 (FP_INIT_ROUNDMODE): New define.
5563 (FP_ROUNDMODE): New define.
5565 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5567 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5568 (Wconversion): Update description.
5569 (Wconversion-sign): New.
5570 * c.opt (Wconversion-sign): New.
5571 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5572 means disabled for C++. Otherwise, take the status of Wconversion.
5573 * c-common.c (conversion_warning): Warn with either Wconversion or
5575 (warnings_for_convert_and_check): Conditions are already checked by
5577 (convert_and_check): Don't check warnings if the conversion failed.
5579 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5580 Anatoly Sokolov <aesok@dol.ru>
5582 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5583 avr_epilogue_uses) : Add declaration.
5584 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5585 * config/avr/constraints.md (R): New constraint.
5586 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5587 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5588 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5589 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5590 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5591 call_prologue_saves, epilogue_restores, return_from_epilogue,
5592 return_from_main_epilogue, return_from_interrupt_epilogue,
5593 return_from_naked_epilogue, prologue, epilogue): New patterns.
5594 (jump): Handle symbol reference.
5595 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5596 avr_output_function_prologue, avr_output_function_epilogue): Remove
5598 (avr_init_machine_status, expand_prologue, expand_epilogue,
5599 avr_asm_function_end_prologue, avr_epilogue_uses,
5600 avr_asm_function_begin_epilogue): New functions.
5601 (prologue_size, epilogue_size, jump_tables_size): Remove global
5603 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5604 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5605 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5606 (avr_override_options): Initialise init_machine_status.
5607 (output_movhi): Handle all stack pointer loads.
5608 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5609 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5610 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5611 (EPILOGUE_USES) Redefine.
5612 (machine_function) Declare.
5614 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5616 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5617 Use a single return statement.
5619 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5622 * builtins.c (do_mpfr_lgamma_r): New.
5623 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5624 * tree.h (CASE_FLT_FN_REENT): New.
5626 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5628 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5629 (output_die): Use 'unsigned long' with %x.
5630 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5631 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5632 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5634 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5636 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5641 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5642 true if function has no argument.
5644 2007-05-18 DJ Delorie <dj@redhat.com>
5646 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5647 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5649 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5651 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5652 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5653 count_trailing_zeros.
5654 (__i386__): Implement count_leading_zeros using __builtin_clz().
5655 Implement count_trailing_zeros usign __builtin_ctz().
5657 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5659 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5661 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5664 * expr.c (emit_move_change_mode): Change mode of push operands here.
5666 2007-05-17 Ian Lance Taylor <iant@google.com>
5668 PR tree-optimization/31953
5669 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5671 (set_value_range_to_null): Call set_value_range_to_value.
5672 (extract_range_from_comparison): Likewise.
5674 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5676 * toplev.c (print_version): Output GMP/MPFR version info.
5678 * builtins.c (CASE_MATHFN_REENT): New macro.
5679 (mathfn_built_in): Use it.
5680 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5681 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5682 BUILT_IN_LGAMMAL_R): New.
5683 * doc/extend.texi: Document new builtins.
5686 * builtins.c (do_mpfr_remquo): New.
5687 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5688 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5691 * builtins.c (fold_builtin_1): Handle y0, y1.
5692 (fold_builtin_2): Handle yn.
5695 * builtins.c (do_mpfr_bessel_n): New.
5696 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5697 (fold_builtin_2): Handle BUILT_IN_JN.
5699 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5702 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5703 TYPE_PRECISION (intmax_type_node).
5705 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5708 * reload.c (subst_reloads): Remove checking.
5710 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5712 PR rtl-optimization/31691
5713 * combine.c (simplify_set): Build a new src pattern instead of
5714 substituting its operands in the COMPARE case.
5716 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5718 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5719 (execute_vrp): Preserve loops through jump threading.
5720 * tree-ssa-threadupdate.c (thread_single_edge,
5721 dbds_continue_enumeration_p, determine_bb_domination_status,
5722 thread_through_loop_header): New functions.
5723 (create_edge_and_update_destination_phis,
5724 create_edge_and_update_destination_phis): Set loops for the new blocks.
5725 (prune_undesirable_thread_requests): Removed.
5726 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5728 (thread_block): Do not call prune_undesirable_thread_requests.
5730 (mark_threaded_blocks): Select edges to thread here.
5731 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5732 Thread edges through loop headers independently.
5733 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5734 * tree-pass.h (TODO_mark_first_instance): New.
5735 (first_pass_instance): Declare.
5736 * cfghooks.c (duplicate_block): Put the block to the original loop
5737 if copy is not specified.
5738 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5739 jump threading. Pass may_peel_loop_headers to
5740 thread_through_all_blocks according to first_pass_instance.
5741 * cfgloop.h (create_preheader): Declare.
5742 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5743 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5744 * passes.c (first_pass_instance): New variable.
5745 (next_pass_1): Set TODO_mark_first_instance.
5746 (execute_todo): Set first_pass_instance.
5748 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5750 PR tree-optimization/24659
5751 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5752 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5753 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5754 OTI_vec_pack_ufix_trunc.
5755 (vec_unpacks_float_hi_optab): Define new macro.
5756 (vec_unpacks_float_lo_optab): Ditto.
5757 (vec_unpacku_float_hi_optab): Ditto.
5758 (vec_unpacku_float_lo_optab): Ditto.
5759 (vec_pack_sfix_trunc_optab): Ditto.
5760 (vec_pack_ufix_trunc_optab): Ditto.
5761 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5762 and vec_pack_[s|u]fix_trunc_optab using
5763 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5764 * tree-vectorizer.c (supportable_widening_operation): Handle
5765 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5766 (supportable_narrowing_operation): New function.
5767 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5768 * tree-vect-transform.c (vectorizable_conversion): Handle
5769 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5770 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5771 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5772 to check for target support.
5773 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5774 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5775 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5776 for VEC_PACK_FIX_TRUNC_EXPR.
5777 (expand_binop): Special case mode of the result for
5778 vec_pack_[u|s]fix_trunc_optab.
5779 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5780 vec_pack_[u|s]fix_trunc_optab.
5782 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5783 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5784 * tree-pretty-print.c (dump_generic_node): Handle
5785 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5786 VEC_PACK_FIX_TRUNC_EXPR.
5788 * expr.c (expand_expr_real_1): Ditto.
5789 * tree-inline.c (estimate_num_insns_1): Ditto.
5790 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5792 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5793 (vec_unpacks_float_lo_v8hi): Ditto.
5794 (vec_unpacku_float_hi_v8hi): Ditto.
5795 (vec_unpacku_float_lo_v8hi): Ditto.
5796 (vec_unpacks_float_hi_v4si): Ditto.
5797 (vec_unpacks_float_lo_v4si): Ditto.
5798 (vec_pack_sfix_trunc_v2df): Ditto.
5800 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5802 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5803 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5804 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5805 [vec_pack_ufix_trunc]: Ditto.
5806 [vec_unpacks_float_hi]: Ditto.
5807 [vec_unpacks_float_lo]: Ditto.
5808 [vec_unpacku_float_hi]: Ditto.
5809 [vec_unpacku_float_lo]: Ditto.
5811 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5813 * soft-fp/README: Update for new files.
5814 * soft-fp/floattisf.c: New file.
5815 * soft-fp/floattidf.c: New file.
5816 * soft-fp/floattitf.c: New file.
5817 * soft-fp/floatuntisf.c: New file.
5818 * soft-fp/floatuntidf.c: New file.
5819 * soft-fp/floatuntitf.c: New file.
5820 * soft-fp/fixsfti.c: New file.
5821 * soft-fp/fixdfti.c: New file.
5822 * soft-fp/fixtfti.c: New file.
5823 * soft-fp/fixunssfti.c: New file.
5824 * soft-fp/fixunsdfti.c: New file.
5825 * soft-fp/fixunstfti.c: New file.
5826 * soft-fp/extendxftf.c: New file.
5827 * soft-fp/trunctfxf.c: New file.
5829 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5830 (__trunctfxf2): Ditto.
5832 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5833 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5834 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5835 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5836 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5837 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5839 * config/i386/t-fprules-softfp64: New file.
5840 * config/i386/sfp-machine.h: New file.
5841 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5842 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5843 and soft-fp/t-softfp to tmake_file.
5844 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5845 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5847 * config/i386/t-linux64 (softfp_wrap_start): New.
5848 (softfp_wrap_end): New.
5849 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5850 supported for TARGET_64BIT.
5852 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5854 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5855 c_common_unsigned_type behavior.
5857 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5859 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5862 2007-05-16 Eric Christopher <echristo@apple.com>
5864 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5865 saving after stack push. Set sp_offset whenever we push.
5866 (rs6000_emit_epilogue): Move altivec register restore before
5869 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5871 * configure.ac: Allow sysroots to be relocated under $prefix as
5872 well as $exec_prefix.
5873 * configure: Regenerate.
5875 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5879 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5881 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5882 (gcc_tooldir): Likewise.
5883 * configure: Regenerate.
5884 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5885 old configure.ac gcc_tooldir setting.
5886 (prefix_to_exec_prefix): New variable.
5887 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5888 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5890 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5892 * c-typeck.c (build_binary_op): Return early for error.
5894 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5896 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5897 struct nb_iter_bound.
5898 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5899 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5900 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5901 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5902 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5903 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5904 (del_scev_info): Use ggc_free.
5905 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5906 * loop-init.c: Include ggc.h.
5907 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5908 (loop_optimizer_finalize): Use ggc_free.
5909 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5910 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5911 pass_iv_optimize): Add TODO_ggc_collect.
5912 * function.h (struct function): Remove skip marker from
5914 * cfgloop.c: Include ggc.h.
5915 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5917 (establish_preds): Vector superloops is gc allocated.
5918 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5920 (flow_loops_find): Vector larray is gc allocated.
5921 (loop_exit_free): Use ggc_free.
5922 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5923 that head of exits list is now not a part of struct loop.
5924 (record_loop_exits): Allocate exits table in gc memory.
5925 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5926 that head of exits list is now not a part of struct loop.
5927 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5928 struct loop_exit): Add GTY marker.
5929 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5930 Add skip marker to aux field. Make head of exits list a separate
5932 (struct loops): Add GTY marker. Make larray vector gc allocated.
5933 Add param marker to exits table.
5934 (get_loops): Type changed.
5935 * Makefile.in (tree-scalar-evolution.o): Add
5936 gt-tree-scalar-evolution.h dependency.
5937 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5938 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5939 * basic-block.h (struct basic_block_def): Remove skip marker from
5942 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5944 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5945 of 0 in the call to expand_expr().
5946 (expand_builtin_mathfn_3): Ditto.
5947 (expand_builtin_interclass_mathfn): Ditto.
5948 (expand_builtin_cexpi): Ditto.
5949 (expand_builtin_int_roundingfn): Ditto.
5950 (expand_builtin_int_roundingfn_2): Ditto.
5951 (expand_builtin_pow): Ditto.
5952 (expand_builtin_powi): Ditto.
5953 (expand_builtin_bswap): Ditto.
5954 (expand_builtin_unop): Ditto.
5955 (expand_builtin_fabs): Ditto.
5956 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5957 the call to expand_expr().
5958 (expand_builtin_sync_operation): Ditto.
5959 (expand_builtin_compare_and_swap): Ditto.
5960 (expand_builtin_lock_test_and_set): Ditto.
5961 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5962 instead of 0 in the call to expand_expr().
5963 (expand_builtin_extract_return_addr): Ditto.
5964 (expand_builtin_eh_return): Ditto.
5965 (expand_eh_return): Ditto.
5966 * explow.c (expr_size): Ditto.
5967 * expr.c (optimize_bitfield_assignment_op): Ditto.
5968 (expand_assignement): Ditto.
5969 (store_expr): Ditto.
5970 (store_field): Ditto.
5971 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5972 the call to expand_expr().
5973 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5974 in the call to expand_expr().
5975 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5976 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5977 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5979 * optabs.c (expand_vec_shift_expr): Ditto.
5980 (expand_vec_cond_expr): Ditto.
5981 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5982 call to expand_expr().
5983 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5984 in the call to expand_expr().
5986 2007-05-14 Dave Korn <dave.korn@artimi.com>
5988 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5990 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5992 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5993 instead of c_common_unsigned_type.
5994 (c_common_unsigned_type): Remove.
5995 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5996 c_common_unsigned_type.
5997 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5998 c_common_unsigned_type.
5999 * c-common.h (c_common_unsigned_type): Remove.
6000 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6001 c_common_unsigned_type.
6002 * c-format.c (check_format_types): Use unsigned_type_for instead of
6003 c_common_unsigned_type.
6004 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6005 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6006 of c_common_unsigned_type.
6007 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6008 lang_hooks.types.unsigned_type.
6009 * expmed.c (make_tree): Use unsigned_type_for instead of
6010 lang_hooks.types.unsigned_type.
6011 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6012 lang_hooks.types.unsigned_type.
6013 (build_range_check): Likewise.
6014 (fold_unary): Likewise.
6015 (fold_binary): Likewise.
6016 (fold_ternary): Likewise.
6017 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6018 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6019 * tree.c (get_unsigned_type): New.
6020 (unsigned_type_for): Use get_unsigned_type instead of
6021 lang_hooks.types.unsigned_type.
6023 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6025 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6026 to m68k_get_function_kind. Update its prototype.
6027 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6029 (m68k_interrupt_function_p): Return enum m68k_function_type
6030 instead of bool. Rename to m68k_get_function_kind.
6031 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6033 (m68k_compute_frame_layout): Don't mark any register for save
6034 if an interrupt_thread attribute is specified.
6035 (m68k_hard_regno_rename_ok): Update a use of
6036 m68k_interrupt_function_p.
6037 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6038 m68k_interrupt_function_p.
6039 (m68k_function_type): New.
6040 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6041 for a function with an interrupt_thread attribute.
6042 * doc/extend.texi: Document the interrupt_thread attribute.
6044 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6046 Fix PR tree-optimization/31911
6047 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6048 if they didn't change the expression.
6050 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6052 * tree-scalar-evolution.c (resolve_mixers): Exported.
6053 * tree-scalar-evolution.h (resolve_mixers): Declare.
6054 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6055 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6056 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6057 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6058 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6059 strip_conversion, analyze_offset_expr, address_analysis,
6060 object_analysis, analyze_offset): Removed.
6061 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6062 split_constant_offset, canonicalize_base_object_address,
6063 object_address_invariant_in_loop_p, disjoint_objects_p,
6064 dr_may_alias_p, dr_address_invariant_p): New functions.
6065 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6066 and dr_analyze_alias.
6067 (initialize_data_dependence_relation): Use dr_may_alias_p
6068 and object_address_invariant_in_loop_p.
6069 (compute_self_dependence): Handle the case when
6070 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6071 (find_data_references_in_stmt): Restrict the analysis of data
6072 references to the given loop nest.
6073 (find_data_references_in_loop): Made static. Pass loop nest to
6074 find_data_references_in_stmt.
6075 (compute_data_dependences_for_loop): Use DR_VOPS.
6076 (free_data_ref): Free DR_VOPS.
6077 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6078 (struct innermost_loop_behavior): ... new.
6079 (struct base_object_info): Replaced by ...
6080 (struct indices): ... new.
6081 (struct dr_alias): New.
6082 (enum data_ref_type): Removed.
6083 (struct data_reference): Consist of struct innermost_loop_behavior,
6084 struct indices and struct dr_alias.
6085 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6086 (DR_MEMTAG): Renamed to ...
6087 (DR_SYMBOL_TAG): ... this.
6088 (find_data_references_in_loop): Declaration removed.
6089 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6090 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6091 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6092 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6094 2007-05-13 Revital Eres <eres@il.ibm.com>
6096 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6097 which walks virtual def-use chains to find redundant stores.
6098 (dse_optimize_stmt): Call it.
6100 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6102 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6103 * passes.c (init_optimization_passes): Move pass_jump_bypass
6106 * basic-block.h (bb_has_eh_pred): Fix style issue.
6108 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6110 PR rtl-optimization/31848
6111 * loop-invariant.c (move_invariant_reg): If we move an insn
6112 with a REG_EQUAL note, and that insn is not always executed,
6113 remove the REG_EQUAL note.
6115 2007-05-12 Richard Guenther <rguenther@suse.de>
6117 PR tree-optimization/31797
6118 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6119 propagate into a stmt that has volatile ops.
6121 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6123 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6124 (gcc_tooldir): Likewise.
6125 * configure: Regenerate.
6126 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6127 old configure.ac gcc_tooldir setting.
6128 (prefix_to_exec_prefix): New variable.
6129 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6130 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6132 2007-05-11 Silvius Rus <rus@google.com>
6134 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6135 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6136 * c-common.h (strict_aliasing_warning): Change return type.
6137 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6138 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6139 (build_c_cast): Condition call to strict_aliasing_warning.
6140 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6141 * flags.h (set_Wstrict_aliasing): Declare.
6142 * opts.c (set_Wstrict_alising): Define, add call to.
6143 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6144 * tree-ssa-alias-warnings.c: New file.
6145 * tree-ssa-alias.c (compute_may_aliases): Add call to
6146 strict_aliasing_warning_backend.
6148 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6150 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6151 Use loop_depth and loop_outer accessor functions.
6152 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6153 determine_invariantness_stmt, move_computations_stmt): Ditto.
6154 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6155 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6156 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6157 * tree-scalar-evolution.c (interpret_loop_phi,
6158 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6159 instantiate_parameters_1, scev_const_prop): Ditto.
6160 * cfghooks.c (make_forwarder_block): Ditto.
6161 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6162 * modulo-sched.c (loop_canon_p): Ditto.
6163 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6164 slpeel_can_duplicate_loop_p): Ditto.
6165 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6166 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6167 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6168 cancel_loop, verify_loop_structure): Ditto.
6169 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6170 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6171 superloops vector instead of "pred" array.
6172 (establish_preds): Take father loop as an argument. Initialize the
6174 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6175 Do not initialize loop->outer.
6176 (flow_loop_tree_node_remove): Truncate the superloops vector.
6177 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6178 "pred" merged to "superloops" vector.
6179 (loop_depth, loop_outer): New.
6180 (fel_init): Use loop_outer.
6182 2007-05-11 Jan Hubicka <jh@suse.cz>
6184 * cgraphunit.c: Include gt-cgraphunit.h
6185 (static_ctors, static_dtors): New static vars.
6186 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6187 based on implementation in c-common.c
6188 (cgraph_finalize_function): Call record_cdtor_fn.
6189 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6190 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6191 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6192 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6193 build_cdtor, c_build_cdtor_fns): Remove.
6194 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6195 c_build_cdtor_fns): Remove prototype.
6197 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6200 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6201 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6202 * builtins.c (fold_builtin_memchr): New.
6203 (expand_builtin_memchr): Call the latter.
6204 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6205 * doc/extend.texi ([Other built-in functions provided by GCC]):
6208 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6210 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6211 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6212 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6213 PFPO_OP1_TYPE_SHIFT): Constants added.
6214 (DFP_ALL): Mode macro defined.
6215 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6216 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6217 Insn definitions added.
6218 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6219 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6222 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6224 PR tree-optimization/31885
6225 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6226 NULL_TREE to be undetermined.
6227 (automatically_generated_chrec_p): Return false for NULL.
6229 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6231 * config/bfin/bfin.h (MOVE_RATIO): Define.
6233 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6235 * config.gcc (sparc-wrs-vxworks): New target.
6236 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6237 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6238 * config/sparc/sparc.h: Include vxworks-dummy.h.
6239 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6240 include LABEL_REFs too.
6241 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6242 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6244 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6246 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6247 (sparc_emit_call_insn): New function.
6248 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6249 functions when generating VxWorks PIC.
6250 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6251 (call, call_value): Use sparc_emit_call_insn instead of
6254 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6256 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6258 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6260 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6261 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6262 split_double instead of operand_subword.
6264 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6266 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6267 * config/bfin/bfin.c (bfin_local_alignment): New function.
6268 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6270 2007-05-08 Chao-ying Fu <fu@mips.com>
6272 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6273 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6274 (smsub_widen_optab, umsub_widen_optab): Define.
6275 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6277 * genopinit.c (optabs): Fill in smsub_widen_optab and
6279 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6280 and umsub_widen_optab to implement multiply-subtract sequences.
6281 * config/mips/mips.md (*msac<u>_di): Rename to...
6282 (<u>msubsidi4): ...this. Extend condition to include
6283 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6284 of operand 0 to "ka" and use the three-operand form of msub<u>
6286 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6289 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6291 PR rtl-optimization/28011
6292 * reload.c (push_reload): Set dont_share if IN appears in OUT
6293 also when IN is a PLUS rtx.
6294 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6297 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6299 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6300 call unshare_all_decls.
6301 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6302 (unshare_all_decls): Remove.
6304 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6307 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6310 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6311 Nigel Stephens <nigel@mips.com>
6313 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6314 Update comments and all uses.
6315 (MIN_FPRS_PER_FMT): Define.
6316 * config/mips/mips.c (function_arg): Fix to correctly handle
6317 the -mips32r2 -mfp64 -mabi=32 case.
6318 (override_options): Enable use of odd-numbered registers for
6319 SFmode values on MIPS32.
6320 (mips_save_reg_p): Save whole floating-point register pair if
6321 either half is used.
6322 (compute_frame_size): Fix comment.
6324 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6326 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6327 argument of type bool.
6328 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6329 argument. Safely select temporary P register according to it.
6330 (do_link): Change call site of add_to_reg accordingly.
6331 (do_unlink): Add epilogue_p as a fourth argument and pass it
6333 (expand_interrupt_handler_epilogue): Change call of do_unlink
6335 (bfin_expand_prologue): Add a third argument sibcall_p.
6336 * config/bfin/bfin.md (epilogue): Change call of
6337 bfin_expand_epilogue accordingly.
6338 (sibcall_epilogue): Likewise.
6339 (eh_return_internal): Likewise.
6341 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6342 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6343 * config/bfin/bfin.c (bfin_handle_option): Handle
6344 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6345 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6346 Support bf534, bf536 and bf561.
6347 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6349 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6352 * config/i386/i386.c (ix86_function_regparm): Process local
6353 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6355 2007-05-07 Mike Stump <mrs@apple.com>
6357 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6358 also checks for and while statements in C++.
6360 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6362 * gcc.c (at_file_supplied): New variable.
6363 (main): Set it if we expanded argv.
6364 (do_spec_1): Pass an @-file to the linker if we were called with
6365 an @-file argument and HAVE_GNU_LD.
6366 * collect2.c (at_file_supplied): New variable.
6367 (response_file): New variable.
6368 (collect_exit): Unlink response_file if necessary.
6369 (handler): Likewise.
6370 (do_wait): Likewise.
6371 (main): Set at_file_supplied if we expanded argv.
6372 (collect_execute): Pass an @-file to subprocesses if we were called
6373 with an @-file argument.
6374 * configure.ac: Add define for HAVE_GNU_LD.
6375 * configure: Regenerate.
6376 * config.in: Regenerate.
6378 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6380 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6386 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6388 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6389 (TARGET_ENCODE_SECTION_INFO): Re-define.
6390 (m32c_encode_section_info): New
6391 (function_vector_handler): New
6392 (current_function_special_page_vector): New
6393 (m32c_special_page_vector_p): New.
6394 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6396 * config/m32c/jump.md: Added instruction JSRS for functions
6397 with attribute "function_vector".
6398 * doc/extend.texi (function_vector): Added description
6399 for M16C, M32C targets.
6401 2007-05-07 DJ Delorie <dj@redhat.com>
6404 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6405 ashrpsi3, lshrpsi3): Update shift count constraint.
6407 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6408 Nathan Froyd <froydnj@codesourcery.com>
6411 * c-incpath.c (add_path): Strip trailing path separators.
6413 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6415 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6416 Free dominance info before purging EH edges.
6417 (eliminate_degenerate_phis): Likewise.
6418 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6420 2007-05-07 Jan Hubicka <jh@suse.cz>
6422 * gimplify.c (gimplify_expr): Do not crash when folding
6423 (void *)(int)&a + 4.
6425 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6428 * c-opts.c (lang_fortran): Make it non static.
6429 * c-common.h (lang_fortran): New prototype.
6430 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6431 -lang-fortran option was passed by the driver.
6433 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6435 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6436 of ASSERT_CHECKING. Tweak message.
6438 2007-05-06 Revital Eres <eres@il.ibm.com>
6441 * loop-unroll.c (insert_var_expansion_initialization):
6442 Initialize the expansions with -zero instead of +zero.
6444 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6446 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6447 into pic and non-pic versions. Mark r19 as used for
6448 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6449 for tgd_load, tld_load and tie_load .
6450 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6451 version of tgd_load, tld_load and tie_load depending on the
6454 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6455 Jakub Jelinek <jakub@redhat.com>
6457 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6458 (__do_global_dtors_aux): Use more paranoid loop to run
6459 destructors if HIDDEN_DTOR_LIST_END.
6460 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6462 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6464 * varasm.c (align_variable): Don't increase alignment for
6465 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6466 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6468 2007-05-04 Josh Conner <jconner@apple.com>
6470 * basic-block.h (cdi_direction): Assign values to all enumeration
6472 (dom_computed): Remove.
6473 (dom_info_state): New.
6474 (set_dom_info_availability): New.
6475 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6476 walk_data.dom_direction.
6477 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6478 instead of dom_computed[].
6479 (split_edge): Likewise.
6480 (create_basic_block): Likewise.
6481 (merge_blocks): Likewise.
6482 * ifcvt.c (find_if_header): Likewise.
6483 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6484 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6485 * tree-ssa.c (verify_ssa): Likewise.
6486 * tree-cfg.c (tree_verify_flow_info): Likewise.
6487 (remove_edge_and_dominated_blocks): Likewise.
6488 * dominance.c (dom_computed): Make static.
6489 (calc_dfs_tree_nonrec): Change third param to a bool.
6490 (calc_dfs_tree): Change second param to a bool.
6491 (calc_idioms): Change second param to a bool. Use
6492 dom_convert_dir_to_idx.
6493 (init_dom_info): Validate dir before using.
6494 (dom_convert_dir_to_idx): New.
6495 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6496 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6497 (free_dominance_info): Use dom_convert_dir_to_idx.
6498 (get_immediate_dominator): Likewise.
6499 (set_immediate_dominator): Likewise.
6500 (get_dominated_by): Likewise.
6501 (redirect_immediate_dominators): Likewise.
6502 (nearest_common_denominator): Likewise.
6503 (dominated_by_p): Likewise.
6504 (bb_dom_dfs_in): Likewise.
6505 (bb_dom_dfs_out): Likewise.
6506 (recount_dominator): Likewise.
6507 (iterate_fix_dominators): Likewise.
6508 (add_to_dominance_info): Likewise.
6509 (delete_from_dominance_info): Likewise.
6510 (first_dom_son): Likewise.
6511 (next_dom_son): Likewise.
6512 (dom_info_available_p): Likewise.
6513 (dom_info_state): New.
6514 (set_dom_info_availability): New.
6516 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6518 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6520 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6522 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6524 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6525 (subdi3, subdi_carry): Delete.
6527 2007-05-04 Jan Hubicka <jh@suse.cz>
6528 Richard Guenther <rguenther@suse.de>
6530 * opts.c (decode_options): Do not fiddle with inlining
6531 parameters in case of optimizing for size.
6532 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6533 for size do nothing.
6534 (cgraph_decide_inlining_of_small_function): When optimizing for
6535 size never inline functions increasing caller size.
6536 (cgraph_early_inlining): Inline for size when optimizing for size.
6538 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6540 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6541 logical operations piecewise.
6542 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6543 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6544 subdi_sesidi_di): Delete.
6545 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6546 the generated sequence. Allow three-reg add in constraints. Rewrite
6547 the rtl expression for carry to avoid zero_extend of a constant.
6548 (sub_with_carry): New pattern.
6549 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6550 different sequence not involving jumps.
6551 (notbi): Now a named pattern.
6553 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6555 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6556 Add the note about a significant loss of accuracy of some
6557 mathematical routines when these options are used.
6559 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6561 * haifa-sched.c (rtx_vec_t): New typedef.
6562 (contributes_to_priority_p): Extract piece of priority () into new
6564 (priority): Use the function. Add assertion.
6565 (rank_for_schedule, set_priorities): Add assertion to check that
6566 insn's priority is initialized.
6567 (clear_priorities, calc_priorities): Change signature. Make it update
6568 all relevant insns. Update all callers ('add_to_speculative_block ()'
6569 and 'create_block_check_twin ()').
6570 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6571 Add new field 'priority_status'.
6572 (INSN_PRIORITY_STATUS): New macro.
6573 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6575 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6577 * sched-ebb.c (debug_ebb_dependencies): New static function.
6578 (init_ready_list): Use it.
6580 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6581 with changed signature and 'debug_rgn_dependencies ()'.
6582 (debug_rgn_dependencies): New static function.
6583 (init_ready_list): Use it.
6585 * sched-int.h (debug_dependencies): Declare.
6587 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6589 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6591 2007-05-04 Dirk Mueller <dmueller@suse.de>
6593 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6595 2007-05-03 Jan Hubicka <jh@suse.cz>
6597 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6598 ((T1)X op (T1)Y), for pointer type in more cases than before.
6600 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6602 * tree-object-size.c (plus_expr_object_size): When operand size is
6603 unknown, return unknown.
6605 2007-05-03 Dirk Mueller <dmueller@suse.de>
6607 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6609 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6612 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6614 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6616 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6618 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6620 * config/soft-fp/double.h, config/soft-fp/extended.h,
6621 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6622 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6623 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6624 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6627 2007-05-03 Ian Lance Taylor <iant@google.com>
6629 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6630 MASK_PPC_GFXOPT for 8540 or 8548.
6632 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6634 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6635 vect_print_dump_info() to output debug information.
6637 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6640 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6641 operands of size 2 when operand is not MEM_P.
6643 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6645 PR tree-optimization/30565
6646 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6648 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6650 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6651 (umulsi3_highpart): Use them.
6652 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6653 for final accumulator to D regisster tranfser.
6655 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6657 PR tree-optimization/31699
6658 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6660 (vect_enhance_data_refs_alignment): Compute peel amount using
6661 TYPE_VECTOR_SUBPARTS instead of vf.
6662 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6664 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6667 * system.h: Remove inclusion of double-int.h
6668 * tree.h: Include double-int.h
6669 * gengtype.c: Likewise
6670 * cfgloop.h: Likewise
6671 * Makefile.in: Adjust dependencies on double-int.h
6673 2007-05-02 Eric Christopher <echristo@apple.com>
6675 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6676 -shared to -Zdynamiclib.
6678 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6681 * c-common.c (strip_pointer_or_array_types): New function.
6682 * c-common.h (strip_pointer_or_array_types): New function declaration.
6684 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6686 PR tree-optimization/31771
6687 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6689 2007-05-02 Paul Brook <paul@codesourcery.com>
6691 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6693 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6696 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6699 2007-05-02 Nick Clifton <nickc@redhat.com>
6701 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6703 2007-05-02 Richard Guenther <rguenther@suse.de>
6705 PR tree-optimization/31146
6706 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6707 argument, single_use_p. If we have a single use that is
6708 a conversion to the definition rhs type, propagate that rhs.
6709 (forward_propagate_addr_expr): Pass single_use_p argument
6710 to forward_propagate_addr_expr_1.
6712 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6714 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6717 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6719 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6720 'AMD Family 10 core'.
6722 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6724 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6725 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6726 with SSE3 instruction set support.
6727 * doc/invoke.texi: Likewise.
6729 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6731 * config/i386/i386.c (override_options): Tuning 32-byte loop
6732 alignment for amdfam10 architecture. Increasing the max loop
6733 alignment to 24 bytes.
6735 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6737 * config/m68k/constraints.md: New.
6738 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6739 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6740 EXTRA_CONSTRAINT): Remove.
6741 * config/m68k/m68k.md: Include constraints.md.
6742 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6744 2007-05-01 Ian Lance Taylor <iant@google.com>
6746 PR tree-optimization/31739
6747 * tree-vrp.c (vrp_val_is_max): New static function.
6748 (vrp_val_is_min): New static function.
6749 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6751 (set_value_range): Use vrp_val_is_{max,min}.
6752 (extract_range_from_assert): Likewise.
6753 (extract_range_from_binary_expr): Likewise.
6754 (extract_range_from_unary_expr): Likewise.
6755 (dump_value_range, vrp_meet): Likewise.
6756 (vrp_visit_phi_node): Likewise.
6757 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6759 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6761 * config/i386/gmon-sol2.c (size_t): New type.
6762 (intptr_t): Likewise.
6763 (s_textsize): Declare as size_t.
6765 (monstartup): Use size_t for sizes.
6766 (_mcount): Save and restore registers.
6767 (internal_mcount): Pass 0 as the first argument to monstartup
6769 (moncontrol): Convert pointer to appropriately sized integer
6770 before passing to profil.
6772 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6774 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6775 __NO_FPRS__, not just if _SOFT_DOUBLE.
6776 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6777 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6778 also for E500 double.
6779 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6780 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6783 2007-05-01 Richard Guenther <rguenther@suse.de>
6785 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6788 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6790 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6792 2007-05-01 Jan Hubicka <jh@suse.cz>
6794 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6797 2007-05-01 Jan Hubicka <jh@suse.cz>
6799 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6800 (maybe_fold_offset_to_reference): Declare.
6801 * fold-const.c (fold_unary): Do not fold
6802 (type *)&A into &A->field_of_type_and_offset_0
6803 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6804 size is unknown, give up.
6805 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6807 (maybe_fold_offset_to_reference): New.
6808 (maybe_fold_stmt_indirect): Use it.
6809 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6810 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6812 (gimplify_expr): Likewise for plus_expr.
6814 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6816 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6817 bsi_after_labels. Always insert statements before bsi.
6818 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6819 * predict.c (apply_return_prediction): Check for empty blocks.
6820 * cfgexpand.c (lab_rtx_for_bb): New variable.
6821 (label_rtx_for_bb): Do not create new tree labels.
6822 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6823 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6824 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6826 (label_for_bb): Add field used.
6827 (update_eh_label, main_block_label): Mark the label used.
6828 (cleanup_dead_labels): Remove unused labels.
6830 2007-05-01 Richard Guenther <rguenther@suse.de>
6832 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6833 if it is not about to be set.
6834 (get_value_range): Do not pre-allocate equiv bitmap.
6835 (update_value_range): No need to clear equiv field.
6836 (add_equivalence): Change prototype to get bitmap pointer.
6837 Allocate bitmap here if it is not already.
6838 (extract_range_from_assert): Do not allocate bitmap here.
6839 Update callers to add_equivalence.
6840 (extract_range_from_ssa_name): Likewise.
6841 (get_vr_for_comparison): New static helper.
6842 (compare_name_with_value): Handle NULL equiv bitmap by
6843 peeling the first iteration of the comparison loop.
6844 Use get_vr_for_comparison.
6845 (compare_names): Handle NULL equiv bitmaps by using fake
6846 ones. Use get_vr_for_comparison.
6848 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6850 * double-int.c (mpz_set_double_int): Moved from
6851 tree-ssa-loop-niter.c.
6852 (mpz_get_double_int): Likewise; also, add option to wrap
6853 out-of-range integers.
6854 * double-int.h: New prototypes for above.
6855 * tree.c (get_static_type_bounds): Moved from
6856 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6857 TYPE_MAX_VALUE if they exist..
6858 * tree.h: New prototype for above.
6859 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6860 get_type_bounds calls.
6861 (mpz_set_double_int): Move to double-int.c.
6862 (get_type_bounds): Move to tree.c, rename to
6863 get_static_type_bounds.
6864 (mpz_to_double_int): Move to double-int.c, rename to
6867 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6869 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6870 DIV0 exception can fall through to a normal return.
6872 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6876 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6877 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6878 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6879 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6880 initialize align to silence bogus warning.
6881 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6882 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6884 (struct sra_walk_fns): Remove use_all parameter from use.
6885 (sra_hash_tree): Handle BIT_FIELD_REFs.
6886 (sra_elt_hash): Don't hash bitfld blocks.
6887 (sra_elt_eq): Skip them in parent compares as well. Handle
6889 (sra_walk_expr): Don't maintain or pass down use_all_p.
6890 (scan_use): Remove use_all parameter.
6891 (scalarize_use): Likewise. Re-expand assignment to
6892 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6893 output, and re-scalarize after output. Don't mark anything
6895 (scalarize_ldst): Adjust.
6896 (scalarize_walk_gimple_modify_statement): Likewise.
6897 (build_element_name_1): Handle BIT_FIELD_REFs.
6898 (instantiate_element): Don't warn for any element whose parent
6900 (instantiate_missing_elements_1): Return the sra_elt.
6901 (canon_type_for_field): New.
6902 (try_instantiate_multiple_fields): New.
6903 (instantiate_missing_elemnts): Use them.
6904 (mark_no_warning): Removed.
6905 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6906 (REPLDUP, sra_build_elt_assignment): New.
6907 (generate_copy_inout): Use them.
6908 (generate_element_copy): Likewise. Handle bitfld differences.
6909 (generate_element_zero): Don't recurse for blocks. Use
6910 sra_build_elt_assignment.
6911 (generate_one_element_int): Take elt instead of var. Use
6912 sra_build_elt_assignment.
6913 (generate_element_init_1): Adjust.
6914 (scalarize_use, scalarize_copy): Use REPLDUP.
6915 (scalarize_ldst): Move assert before dereference.
6916 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6918 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6921 * tree.c (reconstruct_complex_type): Reconstruct a reference
6923 Also use the same mode for the pointer as the old pointer type.
6925 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6927 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6930 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6932 PR rtl-optimization/31676
6933 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6934 (df_refs_record): Call it.
6936 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6938 * rtl.def (SS_ABS): New code.
6939 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6940 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6941 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6942 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6943 (bfin_init_builtins): Define them.
6944 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6945 (bfin_expand_builtin): ... and handle the others here.
6946 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6947 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6948 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6949 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6950 operand is only HImode.
6952 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6954 * regclass.c (scan_one_insn): Remove splitting of
6957 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6958 Nigel Stephens <nigel@mips.com>
6960 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6962 2007-04-28 Jan Hubicka <jh@suse.cz>
6964 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6965 insn_locators_alloc instead of insn_locators_initialize;
6966 call reset_block_changes.
6967 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6968 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6969 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6970 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6971 * config/score/score.c (th_output_mi_thunk): Likewise.
6972 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6973 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6974 tolerate uninitialized locator info.
6977 * function.c (init_function_start): Don't init line number info.
6978 (expand_function_end): Update.
6979 (reset_block_changes, record_block_change, finalize_block_changes,
6980 check_block_change, free_block_changes): Kill.
6981 * function.h (reset_block_changes, record_block_change,
6982 finalize_block_changes, check_block_change, free_block_changes):
6984 (struct function): Remove ib_boundaries_block.
6985 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6986 Use curr_insn_locator to initialize locator.
6987 (emit_line_note): Remove.
6988 * cfgexpand.c (expand_gimple_cond_expr): Update.
6989 (construct_exit_block): Likewise.
6990 (tree_expand_cfg): Initialize/finalize locators.
6991 * expr.c (expand_expr_real): Update.
6992 * cfglayout.c (line_locators_locs, line_locators_lines,
6993 file_locators_locs, file_locators_files): Remove.
6994 (set_block_levels): Move to cfgexpand.c.
6995 (insn_locators_initialize): Remove.
6996 (pass_insn_locators_initialize): Remove.
6997 (locations_locators_locs, locations_locators_vals): New static vars.
6998 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7000 (insn_locators_alloc, insn_locators_finalize,
7001 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7003 (locator_location): New.
7004 (locator_line, locator_file): Rewrite.
7005 * rtl.h (emit_line_note): Kill.
7006 (insn_locators_alloc, insn_locators_finalize,
7007 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7009 * tree-inline.c (initialize_cfun): Do not initialize
7010 ib_boundaries_block.
7011 * passes.c (pass_insn_locators_initialize): Remove.
7013 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7015 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7016 info. Update last_basic_block correctly.
7018 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7021 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7022 register itself to hold the offset constant. Tell flow the use
7023 of r4 and r5 when they are used.
7025 2007-04-27 Richard Guenther <rguenther@suse.de>
7027 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7028 if we simplified anything.
7029 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7030 warnings until we did a simplification and the stmt was not
7031 marked as TREE_NO_WARNING.
7033 2007-04-27 Mike Stump <mrs@apple.com>
7035 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7037 2007-04-27 Ian Lance Taylor <iant@google.com>
7040 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7041 TYPE_MAX_VALUE exist, convert them to the new type.
7043 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7045 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7046 if it claims to be available.
7047 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7049 (perform_tree_ssa_dce): Always free postdominators.
7051 2007-04-27 Richard Henderson <rth@redhat.com>
7053 * config/alpha/predicates.md (aligned_memory_operand): Mark
7054 as define_special_predicate.
7055 (unaligned_memory_operand, normal_memory_operand): Likewise.
7056 (reg_or_unaligned_mem_operand): Remove.
7057 (any_memory_operand): Match the documentation and check for
7058 non-renumbered pseudos during reload.
7059 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7060 alpha_secondary_reload_class, update to new interface, make static.
7061 Handle CQImode like HImode. Remove FP subreg check.
7062 (alpha_expand_mov): Use replace_equiv_address.
7063 (alpha_expand_mov_nobwx): Use any_memory_operand.
7064 (TARGET_SECONDARY_RELOAD): New.
7065 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7066 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7067 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7068 * config/alpha/alpha.md: ... here.
7069 (RELOAD12, reloadmode): New.
7071 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7072 Don't handle the aligned case here.
7073 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7074 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7075 reload_inhi_help. Don't expect a scratch register.
7076 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7078 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7080 2007-04-27 Richard Guenther <rguenther@suse.de>
7082 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7084 2007-04-27 Richard Guenther <rguenther@suse.de>
7086 PR tree-optimization/30965
7087 PR tree-optimization/30978
7088 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7089 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7090 (find_equivalent_equality_comparison): Likewise.
7091 (simplify_cond): Likewise.
7092 (get_prop_source_stmt): New helper.
7093 (get_prop_dest_stmt): Likewise.
7094 (can_propagate_from): Likewise.
7095 (remove_prop_source_from_use): Likewise.
7096 (combine_cond_expr_cond): Likewise.
7097 (forward_propagate_comparison): New function.
7098 (forward_propagate_into_cond): Rewrite to use fold for
7100 (tree_ssa_forward_propagate_single_use_vars): Call
7101 forward_propagate_comparison to propagate comparisons.
7103 2007-04-27 Richard Guenther <rguenther@suse.de>
7105 PR tree-optimization/31715
7106 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7107 sure to do computation on the offset in an appropriate
7110 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7112 * reload.h (elimination_target_reg_p): Declare.
7113 * reload.c (find_reloads): Don't apply the reg_rtx move
7114 optimization if the SET_DEST satisfies elimination_target_reg_p.
7115 * reload1.c (elimination_target_reg_p): New function.
7116 (gen_reload): In the move/add2 fallback, make sure that op0
7117 does not overlap the destination register.
7119 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7121 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7122 transform only GIMPLE_MODIFY_STMTs.
7123 * tree-complex.c (expand_complex_operations_1): Ditto.
7124 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7125 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7126 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7128 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7129 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7130 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7131 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7132 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7133 slpeel_add_loop_guard): Ditto.
7134 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7135 * lambda-code.c (perfect_nestify): Ditto.
7136 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7137 before the first statement.
7138 * tree-optimize.c (execute_free_datastructures): Fix comments.
7139 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7140 * tree-flow.h (disband_implicit_edges): Declaration removed.
7141 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7143 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7144 COND_EXPRs without gotos.
7145 (disband_implicit_edges, has_label_p): Removed.
7146 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7147 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7149 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7151 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7152 also for COND_EXPRs.
7153 * cfgexpand.c (label_rtx_for_bb): New function.
7154 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7155 Use label_rtx_for_bb to find the labels.
7156 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7157 last block. Detect fallthru edges.
7159 2007-04-26 Ian Lance Taylor <iant@google.com>
7162 * reload.c (find_reloads_subreg_address): If the address was valid
7163 in the original mode but not in the new mode, reload the whole
7166 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7168 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7169 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7170 (cleanup_control_expr_graph): Do not invalidate dominance info.
7171 Record altered blocks.
7172 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7173 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7174 cleanup_tree_cfg_bb): New functions.
7175 (remove_forwarder_block): Do not maintain the worklist of blocks.
7176 Record altered blocks.
7177 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7179 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7180 delete_unreachable_blocks if dominators are not available.
7181 * tree-inline.c (optimize_inline_calls): Free dominance information
7183 * tree-flow.h (remove_edge_and_dominated_blocks,
7184 cfgcleanup_altered_bbs): Altered.
7185 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7187 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7189 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7190 do not invalidate dominators.
7192 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7194 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7195 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7196 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7197 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7199 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7201 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7203 2007-04-26 Richard Guenther <rguenther@suse.de>
7205 PR tree-optimization/31703
7206 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7207 the right type for the target of the bittest.
7209 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7211 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7212 ix86_sol10_return_in_memory.
7214 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7216 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7219 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7222 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7224 PR tree-optimization/30558
7225 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7226 clear this_state.prev_try.
7228 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7229 Mark Mitchell <mark@codesourcery.com>
7231 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7232 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7233 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7235 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7238 * doc/invoke.texi (%:print-asm-header): Document.
7239 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7241 (static_spec_functions): Add print-asm-header.
7242 (main): Print a banner before the --target-help linker options.
7243 (print_asm_header_spec_function): New function.
7245 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7248 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7249 (movsf_ie): Likewise.
7251 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7253 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7255 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7257 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7258 exception for divide-by-zero.
7259 (__umodsi3, __modsi3): Likewise.
7261 2007-04-25 Dirk Mueller <dmueller@suse.de>
7263 * c-typeck.c (build_compound_expr): Annotate warning()
7264 call with OPT_Wunused_value.
7265 * tree-ssa.c (warn_uninit): Annotate warning with
7267 * c-common.c (handle_sentinel_attribute): Annotate warning
7268 call with OPT_Wattributes.
7270 2007-04-25 Thiemo Seufer <ths@mips.com>
7272 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7274 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7275 on to the assembler. Improve handling of -mno-mips16. Add handling
7276 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7277 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7278 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7279 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7281 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7284 * config/i386/winnt.c (i386_pe_file_end): Strip only
7285 USER_LABEL_PREFIX when writing export name.
7287 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7289 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7290 sh/elf.h, vx-common.h and vxworks.h.
7291 * config/sh/sh.h: Include config/vxworks-dummy.h.
7292 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7293 (OVERRIDE_OPTIONS): Use it.
7294 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7295 (vxworks_picreg): New pattern.
7296 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7297 VXWORKS_OS_CPP_BUILTINS.
7298 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7299 to their VXWORKS_* equivalents.
7300 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7301 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7302 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7303 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7304 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7305 -mrtp/-fPIC multilibs.
7306 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7307 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7308 (MULTILIB_OSDIRNAMES): Delete.
7310 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7313 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7315 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7317 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7318 rounding mode to be specified by the caller.
7319 (real_to_mpfr) Likewise.
7320 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7321 include new arguments.
7322 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7324 2007-04-24 Ian Lance Taylor <iant@google.com>
7326 PR tree-optimization/31605
7327 * tree-vrp.c (set_value_range): Check that min and max are not
7328 both overflow infinities.
7329 (set_value_range_to_value): New static function.
7330 (extract_range_from_binary_expr): Call set_value_range_to_value.
7331 (extract_range_from_cond_expr): Likewise.
7332 (extract_range_from_expr): Likewise.
7333 (extract_range_from_unary_expr): Likewise. Don't create a range
7334 which overflows on both sides.
7335 (vrp_meet): Check for a useless range.
7336 (vrp_visit_phi_node): If we see a constant which looks like an
7337 overflow infinity, turn off the TREE_OVERFLOW flag.
7339 2007-04-24 Ian Lance Taylor <iant@google.com>
7341 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7343 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7346 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7347 diagnostic message is being built.
7348 * tree-pretty-print.c (dump_generic_node): Only write the
7349 formatted text into BUFFER's stream if we are not building a
7351 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7353 * Makefile.in (toplev.o): Depend on tree-pass.h.
7355 2007-04-24 Ian Lance Taylor <iant@google.com>
7357 PR tree-optimization/31602
7358 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7359 conditionals in the copied loop header.
7360 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7361 warnings if TREE_NO_WARNING is set.
7362 * doc/invoke.texi (Warning Options): Clarify that
7363 -Wstrict-overflow does not warn about loops.
7365 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7367 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7368 expand on the comment about _Decimal128 arguments and check the
7369 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7370 that _Decimal128 argument uses even/odd register pair.
7371 (function_arg): Ditto.
7373 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7375 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7376 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7378 2007-04-24 Richard Guenther <rguenther@suse.de>
7379 Olga Golovanevsky <olga@il.ibm.com>
7381 * fold-const.c (multiple_of_p): Check for bottom
7384 2007-04-24 Richard Henderson <rth@redhat.com>
7386 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7387 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7388 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7389 looking for non-zero bits shifted out. Avoid a recursive call
7390 when constructing the scalar.
7391 (__floatundisf): Likewise.
7393 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7395 * dwarf2out.c (field_byte_offset): Move the existing logic
7396 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7397 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7399 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7402 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7403 length argument of 0 for memset.
7404 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7405 unsigned shift instead of the signed variant.
7407 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7409 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7410 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7411 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7412 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7413 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7414 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7415 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7416 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7417 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7418 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7419 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7420 "mul<mode>3", "div<mode>3"): Insn definitions added.
7421 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7422 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7423 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7424 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7425 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7426 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7427 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7428 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7429 TARGET_FLOAT_FORMAT): Macro definitions removed.
7430 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7431 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7432 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7433 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7434 (s390_gen_rtx_const_DI): Function removed.
7435 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7437 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7439 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7440 over an external ffs function.
7442 2007-04-24 Chao-ying Fu <fu@mips.com>
7443 Richard Sandiford <richard@nildram.co.uk>
7445 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7446 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7447 (smadd_widen_optab, umadd_widen_optab): Define.
7448 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7450 * genopinit.c (optabs): Fill in smadd_widen_optab and
7452 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7453 and umadd_widen_optab to implement multiply-add sequences.
7454 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7455 (<u>maddsidi4): ...this. Extend condition to include
7456 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7457 of operand 0 to "ka" and use the three-operand form of madd<u>
7459 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7461 * config/mips/constraints.md (ka): New register constraint.
7463 2007-04-24 Jan Hubicka <j@suse.cz>
7467 2007-04-23 Jan Hubicka <jh@suse.cz>
7468 * function.c (init_function_start): Don't init line number info.
7469 (expand_function_end): Update.
7470 (reset_block_changes, record_block_change, finalize_block_changes,
7471 check_block_change, free_block_changes): Kill.
7472 * function.h (reset_block_changes, record_block_change,
7473 finalize_block_changes, check_block_change, free_block_changes):
7475 (struct function): Remove ib_boundaries_block.
7476 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7477 Use curr_insn_locator to initialize locator.
7478 (emit_line_note): Remove.
7479 * cfgexpand.c (expand_gimple_cond_expr): Update.
7480 (construct_exit_block): Likewise.
7481 (tree_expand_cfg): Initialize/finalize locators.
7482 * expr.c (expand_expr_real): Update.
7483 * cfglayout.c (line_locators_locs, line_locators_lines,
7484 file_locators_locs, file_locators_files): Remove.
7485 (set_block_levels): Move to cfgexpand.c.
7486 (insn_locators_initialize): Remove.
7487 (pass_insn_locators_initialize): Remove.
7488 (locations_locators_locs, locations_locators_vals): New static vars.
7489 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7491 (insn_locators_alloc, insn_locators_finalize,
7492 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7494 (locator_location): New.
7495 (locator_line, locator_file): Rewrite.
7496 * rtl.h (emit_line_note): Kill.
7497 (insn_locators_alloc, insn_locators_finalize,
7498 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7500 * tree-inline.c (initialize_cfun): Do not initialize
7501 ib_boundaries_block.
7502 * passes.c (pass_insn_locators_initialize): Remove.
7504 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7506 * doc/invoke.texi: Removed leading '-' from option index entries.
7508 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7510 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7512 (create_phi_node): Use set_phi_nodes.
7513 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7514 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7515 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7516 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7517 (bsi_start, bsi_last): Use bb_stmt_list.
7518 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7519 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7520 Traverse the statements using tsi iterator.
7521 * basic-block.h (struct basic_block_def): Fields stmt_list
7522 and phi_nodes moved to ...
7523 (struct tree_bb_info): ... new structure.
7524 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7525 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7526 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7527 (tree_verify_flow_info): Verify that il.tree is not set for
7528 entry and exit block.
7529 (tree_split_block): Use set_bb_stmt_list.
7531 2007-04-23 Mike Stump <mrs@apple.com>
7533 * config/i386/i386.c (ix86_tune_features
7534 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7537 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7539 * config/i386/i386.md (prefix_extra): New attribute.
7540 (length): Add prefix_extra.
7542 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7543 (sse2_movntv2di): Likewise.
7544 (sse2_cvtps2dq): Likewise.
7545 (sse2_cvtpd2pi): Likewise.
7546 (sse2_cvttpd2pi): Likewise.
7547 (*sse2_cvtpd2ps): Likewise.
7548 (*add<mode>3): Likewise.
7549 (sse2_ssadd<mode>3): Likewise.
7550 (sse2_usadd<mode>3): Likewise.
7551 (*sub<mode>3): Likewise.
7552 (sse2_sssub<mode>3): Likewise.
7553 (sse2_ussub<mode>3): Likewise.
7554 (*mulv8hi3): Likewise.
7555 (*smulv8hi3_highpart): Likewise.
7556 (*umulv8hi3_highpart): Likewise.
7557 (sse2_umulv2siv2di3): Likewise.
7558 (sse2_pmaddwd): Likewise.
7559 (ashr<mode>3): Likewise.
7560 (lshr<mode>3): Likewise.
7561 (ashl<mode>3): Likewise.
7562 (sse2_ashlti3): Likewise.
7563 (sse2_lshrti3): Likewise.
7564 (*umaxv16qi3): Likewise.
7565 (*smaxv8hi3): Likewise.
7566 (*uminv16qi3): Likewise.
7567 (*sminv8hi3): Likewise.
7568 (sse2_eq<mode>3): Likewise.
7569 (sse2_gt<mode>3): Likewise.
7570 (*and<mode>3): Likewise.
7571 (sse2_nand<mode>3): Likewise.
7572 (*ior<mode>3): Likewise.
7573 (*xor<mode>3): Likewise.
7574 (sse2_packsswb): Likewise.
7575 (sse2_packssdw): Likewise.
7576 (sse2_packuswb): Likewise.
7577 (sse2_punpckhbw): Likewise.
7578 (sse2_punpcklbw): Likewise.
7579 (sse2_punpckhwd): Likewise.
7580 (sse2_punpcklwd): Likewise.
7581 (sse2_punpckhdq): Likewise.
7582 (sse2_punpckldq): Likewise.
7583 (sse2_punpckhqdq): Likewise.
7584 (sse2_punpcklqdq): Likewise.
7585 (*sse2_pinsrw): Likewise.
7586 (*sse2_pextrw): Likewise.
7587 (sse2_pshufd_1): Likewise.
7588 (sse2_uavgv16qi3): Likewise.
7589 (sse2_uavgv8hi3): Likewise.
7590 (sse2_psadbw): Likewise.
7591 (sse2_pmovmskb): Likewise.
7592 (*sse2_maskmovdqu): Likewise.
7593 (*sse2_maskmovdqu_rex64): Likewise.
7594 (sse4a_extrqi): Likewise.
7595 (sse4a_extrq): Likewise.
7596 (sse3_lddqu): Set prefix_rep.
7597 (sse3_addsubv4sf3): Likewise.
7598 (sse3_haddv4sf3): Likewise.
7599 (sse3_hsubv4sf3): Likewise.
7600 (sse_cvtss2si): Likewise.
7601 (sse_cvtss2si_2): Likewise.
7602 (sse_cvtss2siq): Likewise.
7603 (sse_cvtss2siq_2): Likewise.
7604 (sse_cvttss2si): Likewise.
7605 (sse_cvttss2siq): Likewise.
7606 (sse2_cvttps2dq): Likewise.
7607 (sse3_movshdup): Likewise.
7608 (sse3_movsldup): Likewise.
7609 (sse2_cvtsd2si): Likewise.
7610 (sse2_cvtsd2si_2): Likewise.
7611 (sse2_cvtsd2siq): Likewise.
7612 (sse2_cvtsd2siq_2): Likewise.
7613 (sse2_cvttsd2si): Likewise.
7614 (sse2_cvttsd2siq): Likewise.
7615 (*sse2_cvtpd2dq): Likewise.
7616 (*sse2_cvttpd2dq): Likewise.
7617 (sse2_pshuflw_1): Likewise.
7618 (sse2_pshufhw_1): Likewise.
7619 (sse4a_insertqi): Likewise.
7620 (sse4a_insertq): Likewise.
7621 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7622 (ssse3_phadddv4si3): Likewise.
7623 (ssse3_phaddswv8hi3): Likewise.
7624 (ssse3_phsubwv8hi3): Likewise.
7625 (ssse3_phsubdv4si3): Likewise.
7626 (ssse3_phsubswv8hi3): Likewise.
7627 (ssse3_pmaddubswv8hi3): Likewise.
7628 (ssse3_pmulhrswv8hi3): Likewise.
7629 (ssse3_pshufbv16qi3): Likewise.
7630 (ssse3_psign<mode>3): Likewise.
7631 (ssse3_palignrti): Likewise.
7632 (abs<mode>2): Likewise.
7633 (ssse3_phaddwv4hi3): Set prefix_extra.
7634 (ssse3_phadddv2si3): Likewise.
7635 (ssse3_phaddswv4hi3): Likewise.
7636 (ssse3_phsubwv4hi3): Likewise.
7637 (ssse3_phsubdv2si3): Likewise.
7638 (ssse3_phsubswv4hi3): Likewise.
7639 (ssse3_pmaddubswv4hi3): Likewise.
7640 (ssse3_pmulhrswv4hi3): Likewise.
7641 (ssse3_pshufbv8qi3): Likewise.
7642 (ssse3_psign<mode>3): Likewise.
7643 (ssse3_palignrdi): Likewise.
7644 (abs<mode>2): Likewise.
7645 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7646 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7647 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7649 2007-04-23 Nick Clifton <nickc@redhat.com>
7651 * params.def: Fix formatting of emacs local variables.
7653 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7655 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7656 move if inter-unit move isn't allowed.
7657 Don't split moving the first element of V2DI to DI to inter-unit
7658 move if inter-unit move isn't allowed.
7660 2007-04-23 Richard Guenther <rguenther@suse.de>
7662 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7663 and CDI_POST_DOMINATORS separately.
7665 2007-04-23 Nick Clifton <nickc@redhat.com>
7667 * c.opt (Wformat-contains-nul): Add warning attribute.
7669 2007-04-23 Jan Hubicka <jh@suse.cz>
7671 * function.c (init_function_start): Don't init line number info.
7672 (expand_function_end): Update.
7673 (reset_block_changes, record_block_change, finalize_block_changes,
7674 check_block_change, free_block_changes): Kill.
7675 * function.h (reset_block_changes, record_block_change,
7676 finalize_block_changes, check_block_change, free_block_changes):
7678 (struct function): Remove ib_boundaries_block.
7679 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7680 Use curr_insn_locator to initialize locator.
7681 (emit_line_note): Remove.
7682 * cfgexpand.c (expand_gimple_cond_expr): Update.
7683 (construct_exit_block): Likewise.
7684 (tree_expand_cfg): Initialize/finalize locators.
7685 * expr.c (expand_expr_real): Update.
7686 * cfglayout.c (line_locators_locs, line_locators_lines,
7687 file_locators_locs, file_locators_files): Remove.
7688 (set_block_levels): Move to cfgexpand.c.
7689 (insn_locators_initialize): Remove.
7690 (pass_insn_locators_initialize): Remove.
7691 (locations_locators_locs, locations_locators_vals): New static vars.
7692 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7694 (insn_locators_alloc, insn_locators_finalize,
7695 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7697 (locator_location): New.
7698 (locator_line, locator_file): Rewrite.
7699 * rtl.h (emit_line_note): Kill.
7700 (insn_locators_alloc, insn_locators_finalize,
7701 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7703 * tree-inline.c (initialize_cfun): Do not initialize
7704 ib_boundaries_block.
7705 * passes.c (pass_insn_locators_initialize): Remove.
7707 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7710 * expr.c (reduce_to_bit_field_precision): Handle
7713 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7715 PR tree-optimization/24659
7716 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7717 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7718 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7719 * genopinit.c (optabs): Rename vec_pack_mod_optab
7720 to vec_pack_trunc_optab.
7721 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7722 early for scalar floating point operands for NOP_EXPR.
7723 (vectorizable_type_promotion): Ditto.
7724 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7725 vec_pack_trunc_optab.
7726 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7728 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7729 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7730 Rename from VEC_PACK_MOD_EXPR.
7731 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7732 * expr.c (expand_expr_real_1): Ditto.
7733 * tree-inline.c (estimate_num_insns_1): Ditto.
7734 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7736 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7737 (vec_unpacks_lo_v4sf): Ditto.
7738 (vec_pack_trunc_v2df): Ditto.
7739 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7740 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7741 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7743 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7745 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7747 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7748 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7749 packing of floating point operands.
7750 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7751 represent unpacking of floating point operands.
7752 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7753 [vec_unpacks_hi]: Ditto.
7754 [vec_unpacks_lo]: Ditto.
7756 2007-04-22 Jan Hubicka <jh@suse.cz>
7758 * final.c (rest_of_handle_final): Call
7759 targetm.asm_out.constructor/targetm.asm_out.destructor
7760 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7761 proper priority via decl_*_priority_insert.
7762 * c-common.c (c_expand_body): Likewise.
7764 2007-04-22 Richard Guenther <rguenther@suse.de>
7766 PR tree-optimization/29789
7767 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7768 (rewrite_reciprocal): New helper split out from
7769 determine_invariantness_stmt.
7770 (rewrite_bittest): Likewise.
7771 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7772 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7775 2007-04-22 Revital Eres <eres@il.ibm.com>
7777 * loop-unroll.c (var_to_expand): New field to support also
7778 insns of the form x = something + x.
7779 (analyze_insn_to_expand_var): Use it.
7780 (expand_var_during_unrolling): Likewise.
7782 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7784 * predict.c: Include pointer-set.h.
7785 (bb_predictions): New variable.
7786 (tree_predicted_by_p, tree_predict_edge,
7787 remove_predictions_associated_with_edge): Use bb_predictions map
7788 instead of bb->predictions.
7789 (clear_bb_predictions, assert_is_empty): New functions.
7790 (combine_predictions_for_bb): Use bb_predictions map. Call
7791 clear_bb_predictions.
7792 (tree_estimate_probability): Create and free bb_predictions map.
7793 * Makefile.in (predict.o): Add pointer-set.h dependency.
7794 * basic-block.h (struct basic_block_def): Remove predictions
7796 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7798 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7801 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7804 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7806 * timevar.c (timevar_print): Change reference of --disable-checking to
7807 --enable-checking=release. Also warn if assert checking is disabled.
7809 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7812 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7813 decl as addressable if the compound literal was marked as
7815 Mark the decl as a gimple register if it is a complex or
7816 vector decl and does not live in memory.
7818 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7820 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7821 (GENERIC_NEXT): New function macro.
7822 (PHI_CHAIN): Use phi_node's new chain variable.
7823 (tree_phi_node): Change tree_common to tree_base
7824 and add the chain field.
7825 * tree-phinodes.c (make_phi_node): Don't set
7826 TREE_TYPE on the new node.
7827 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7828 instead of checking GIMPLE_TUPLE_P in chain_next.
7829 * tree-vect-transform.c
7830 (get_initial_def_for_induction): Look at
7831 PHI_RESULT_TREE for the type of the phi node.
7832 (update_vuses_to_preheader): Use PHI_CHAIN
7833 instead of TREE_CHAIN on the phi node.
7834 * tree-ssa-structalias.c (compute_points_to_sets):
7836 (ipa_pta_execute): Likewise.
7838 2007-04-21 Richard Guenther <rguenther@suse.de>
7841 * fold-const.c (fold_unary): Call fold_convert_const on the
7844 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7846 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7847 (store_killed_in_pat): New.
7849 2007-04-20 Richard Henderson <rth@redhat.com>
7852 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7853 TREE_LIST with a void_type_node value, not void_list_node exactly.
7855 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7857 * doc/standards.texi: Re-arrange into language-specific
7858 subsections. Add a C++ section, documenting which standards we
7861 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7863 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7864 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7866 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7868 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7869 ecrti.o and crtbegin.o.
7870 (LIB_DEFAULT_SPEC): Include -lc.
7871 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7873 2007-04-20 Richard Henderson <rth@redhat.com>
7876 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7877 argument; update all callers.
7878 (get_unaligned_offset): New.
7879 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7880 get_unaligned_address, just pass on the address directly.
7881 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7882 the subreg in the helper patterns.
7883 (unaligned_extendqidi_le): Use get_unaligned_offset.
7884 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7885 (unaligned_extendhidi_be): Likewise.
7886 (unaligned_extendhidi): Tidy.
7887 * config/alpha/alpha-protos.h: Update.
7889 2007-04-20 Richard Henderson <rth@redhat.com>
7891 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7892 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7893 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7894 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7895 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7896 (CPP_SPEC): Don't include %(cpp_subtarget).
7897 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7898 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7899 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7901 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7903 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7904 for __builtin_ia32_cmpordss.
7906 PR tree-optimization/31632
7907 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7908 and arg1 for optimizations of comparison against min/max values.
7909 Fold arg0 to arg1's type for optimizations of comparison against
7910 min+1 and max-1 values.
7912 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7914 * reload.c (combine_reloads): When trying to use a dying register,
7915 check whether it's uninitialized and don't use if so.
7917 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7919 * fold-const.c: Remove prototypes for native_encode_expr and
7920 native_interpret_expr.
7921 (native_encode_expr): Make non-static.
7922 (native_interpret_expr): Likewise.
7923 * tree.h: Add prototypes for the above.
7925 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7927 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7928 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7929 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7930 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7931 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7932 Add length attributes.
7934 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7936 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7939 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7940 __STDC_WANT_DEC_FP__.
7942 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7944 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7945 for long double compatibility.
7946 * configure: Regenerate.
7948 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7950 PR rtl-optimization/29841
7951 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7953 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7954 that may cause control flow transfer from being moved.
7956 2007-04-18 Jan Hubicka <jh@suse.cz>
7958 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7961 2007-04-18 Eric Christopher <echristo@apple.com>
7963 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7964 only. Update operands.
7965 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7966 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7967 link register to pic register.
7969 2007-04-18 Dirk Mueller <dmueller@suse.de>
7972 * tree-vrp.c (search_for_addr_array): New.
7973 (check_array_bounds): Suppress warning about
7974 address taken of array refs if its not de-referenced.
7976 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7978 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7979 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7981 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7982 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7983 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7985 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7987 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7989 (vect_analyze_scalar_cycles): Fix indentation.
7990 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7991 (vect_mark_relevant): Include phis in relevance analysis.
7993 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7995 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7997 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7998 output_operand_lossage().
8000 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8002 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8003 the unused code for reduction without adjust-in-epilog to simplify the
8006 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8008 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8009 (S390_TDC_NEGATIVE_ZERO): New constant.
8010 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8011 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8012 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8013 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8014 (S390_TDC_POSITIVE_INFINITY): New constant.
8015 (S390_TDC_NEGATIVE_INFINITY): New constant.
8016 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8017 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8018 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8019 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8020 (S390_TDC_INFINITY): New constant.
8021 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8022 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8023 optimization for UNSPEC_CCZ_TO_INT.
8024 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8025 ("*ccz_to_int"): New insn.
8026 ("isinf<mode>2"): New insn.
8027 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8028 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8029 (UNSPEC_CCZ_TO_INT): New constant.
8031 2007-04-18 Richard Guenther <rguenther@suse.de>
8033 PR tree-optimization/19431
8034 PR tree-optimization/21463
8035 * tree-pass.h (pass_phiprop): Declare.
8036 * passes.c (init_optimization_passes): New phiprop pass.
8037 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8038 (phivn_valid_p): New helper function.
8039 (phiprop_insert_phi): Likewise.
8040 (propagate_with_phi): Likewise.
8041 (tree_ssa_phiprop): New propagator propagating loads
8042 through phi nodes if profitable.
8044 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8046 * tree-vect-analyze.c (process_use): New function.
8047 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8048 Check phis in all bbs.
8049 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8052 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8054 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8057 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8060 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8063 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8065 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8067 (sse_vmmulv4sf3): Likewise.
8068 (sse2_vmaddv2df3): Likewise.
8069 (sse2_vmmulv2df3): Likewise.
8071 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8073 PR rtl-optimization/31360
8074 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8075 (target_reg_cost): New.
8076 (init_set_costs): Initialize target_reg_cost. Add comments
8077 regarding the rationale of the costs.
8078 (global_cost_for_size): Renamed to...
8079 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8080 of register pressure.
8081 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8082 estimate_reg_pressure_cost. Add number of ivs.
8083 (determine_set_costs): Dump target_reg_cost.
8084 * loop-invariant.c (gain_for_invariant): Use
8085 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8086 (best_gain_for_invariant, find_invariants_to_move): Remove
8088 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8089 (target_reg_cost): Declare.
8090 (global_cost_for_size): Declaration removed.
8091 (estimate_reg_pressure_cost): Declare.
8093 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8095 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8096 regnos into even/odd register pairs.
8097 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8098 TDmode similar to the other floating point modes.
8099 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8100 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8102 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8103 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8104 (movdd_hardfloat64): Use TARGET_MFPGPR.
8106 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8108 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8111 2005-01-05 Richard Henderson <rth@redhat.com>
8113 * reload1.c (do_input_reload): Restrict the optimization deleteing
8114 a previous output reload to RELOAD_FOR_INPUT.
8116 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8118 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8119 induc_vec_info_type.
8120 (vectorizable_induction): New function declaration.
8121 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8122 check if already vectorized. Find first place in BB where new stmts
8123 can be inserted. Takes only one argument.
8124 (vectorizable_induction): New function.
8125 (vect_transform_stmt): Add case for induc_vec_info_type to call
8126 vectorizable_induction.
8127 (vect_transform_loop): Consider phis for vectorization.
8128 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8130 (analyze_operations): Call vectorizable_induction when analyzing phis.
8132 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8133 (vect_mark_relevant): Include phis in relevance analysis.
8134 (vect_mark_stmts_to_be_vectorize): Likewise.
8135 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8137 2007-04-16 Lawrence Crowl <crowl@google.com>
8139 * doc/invoke.texi (Debugging Options): Add documentation for the
8140 -femit-struct-debug options -femit-struct-debug-baseonly,
8141 -femit-struct-debug-reduced, and
8142 -femit-struct-debug-detailed[=...].
8144 * c-opts.c (c_common_handle_option): Add
8145 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8146 and OPT_femit_struct_debug_detailed_.
8147 * c.opt: Add specifications for
8148 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8149 and -femit-struct-debug-detailed[=...].
8150 * opts.c (set_struct_debug_option): Parse the
8151 -femit-struct-debug-... options.
8152 * opts.c (matches_main_base, main_input_basename,
8153 main_input_baselength, base_of_path, matches_main_base): Add
8154 variables and functions to compare header base name to compilation
8156 * opts.c (should_emit_struct_debug): Add to determine to emit a
8157 structure based on the option.
8158 (dump_struct_debug) Also disabled function to debug this
8160 * opts.c (handle_options): Save the base name of the
8163 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8164 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8165 This hook indicates if a type is generic. Set it by default
8167 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8168 to determine if a struct type is generic or not.
8169 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8170 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8171 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8174 * flags.h (enum debug_info_usage): Add an enumeration to describe
8175 a program's use of a structure type.
8176 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8177 to indicate the program's usage of the type. Filter structs based
8178 on the -femit-struct-debug-... specification.
8179 (gen_type_die): Split into two routines, gen_type_die and
8180 gen_type_die_with_usage. gen_type_die is now a wrapper
8181 that assumes direct usage.
8182 (gen_type_die_with_usage): Replace calls to gen_type_die
8183 with gen_type_die_with_usage adding the program usage of
8184 the referenced type.
8185 (dwarf2out_imported_module_or_decl): Suppress struct debug
8186 information using should_emit_struct_debug when appropriate.
8188 2007-04-16 Ian Lance Taylor <iant@google.com>
8190 PR tree-optimization/31522
8191 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8192 (vrp_initialize): Allocate vr_phi_edge_counts.
8193 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8194 executable edge. Drop test for all constants.
8195 (vrp_finalize): Free vrp_phi_edge_counts.
8197 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8198 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8200 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8201 predecessors at head rather than tail.
8203 2007-04-16 Matthias Klose <doko@debian.org>
8205 * config/alpha/linux.h (CPP_SPEC): Define.
8206 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8208 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8210 * function.h: Remove sequence_stack extern declaration.
8212 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8214 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8216 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8219 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8221 * config/avr/avr.c (avr_arch_types): Rearranging array.
8222 (enum avr_arch): Add.
8223 (avr_mcu_types): Use avr_arch enumeration constants instead of
8225 * config/avr/avr.h (LINK_SPEC): Simplify.
8227 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8229 * config/m68k/m68k.c (m68k_libcall_value,
8230 m68k_function_value): Use macros for register names more.
8232 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8234 (M68K_REGNAME): Use A6_REG.
8235 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8237 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8240 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8241 'pending_read_list_length' and 'pending_write_list_length'. Update
8243 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8244 to handle two length counters instead of one. Update all uses.
8245 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8246 two length counters instead of one.
8247 * sched-rgn.c (propagate_deps): Update to handle two length counters
8250 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8253 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8254 copy of source, pass it to ix86_expand_vector_set and return
8257 2007-04-16 David Ung <davidu@mips.com>
8258 Joseph Myers <joseph@codesourcery.com>
8260 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8261 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8262 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8263 Add 74K processor information.
8264 * config/mips/mips.md: Include 74k.md.
8265 (cpu): Add 74kc,74kf,74kx.
8266 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8267 * config/mips/74k.md: New.
8268 * doc/invoke.texi (MIPS Options): Document 74K support.
8270 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8272 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8273 vectorizable_* functions.
8274 * tree-vect-transform.c (vectorizable_call): Add check for
8275 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8276 (vectorizable_store): likewise.
8277 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8279 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8280 (vectorizable_type_promotion, vectorizable_load): Likewise.
8281 (vectorizable_live_operation, vectorizable_condition): Likewise.
8282 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8284 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8286 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8288 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8289 register numbers more.
8290 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8291 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8292 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8293 FUNCTION_VALUE_REGNO_P): Likewise.
8294 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8295 STATIC_CHAIN_REGNUM): Likewise.
8296 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8297 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8298 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8299 * config/m68k/m68k.md (FP_REG): New.
8301 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8303 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8306 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8308 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8309 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8312 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8314 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8317 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8320 * c-decl.c (finish_decl): Grab the type of the decl after the call
8321 to store_init_value.
8323 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8325 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8327 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8330 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8331 dominators, post dominators and cleanup cfg before returning.
8333 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8335 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8336 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8338 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8340 * config.gcc: Recognize fido.
8341 * config/m68k/m68k-devices.def (fidoa): New.
8342 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8344 (FL_FIDOA, TARGET_FIDOA): New.
8345 * config/m68k/m68k.opt (mfidoa): New.
8347 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8350 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8351 when a personality function is used.
8353 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8355 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8357 2007-04-13 Mike Stump <mrs@apple.com>
8359 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8361 * config/darwin.opt (fapple-kext): Make C++ only.
8362 * config/darwin.c (darwin_override_options): Remove code to ensure
8363 -fapple-kext is given for C++ only.
8365 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8367 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8368 * config/mips/mips.c (override_options): Call
8369 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8371 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8373 * config/i386/i386.opt (msvr3-shlib): Removed.
8375 * doc/invoke.texi: Remove -msvr3-shlib.
8377 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8379 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8380 with "popcnt" instruction.
8382 2007-04-13 Richard Guenther <rguenther@suse.de>
8384 PR tree-optimization/21258
8385 * tree-vrp.c (compare_case_labels): New helper.
8386 (find_switch_asserts): New function.
8387 (find_assert_locations): Call it for SWITCH_EXPRs.
8389 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8391 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8392 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8393 check is now implied in X87_FLOAT_MODE_P.
8394 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8395 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8396 (fix_trunc<mode>_i386_fisttp): Ditto.
8397 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8398 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8399 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8400 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8401 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8402 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8403 (unnamed_splitters): Ditto.
8404 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8405 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8406 FIRST_SSE_REG for local functions when SSE math is enabled or
8407 for functions with sseregparm attribute.
8408 (standard_80387_constant_p): Return -1 if mode is not
8410 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8411 (ix86_expand_compare): Ditto.
8412 (ix86_expand_carry_flag_compare): Ditto.
8413 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8414 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8415 DECIMAL_FLOAT_MODE_P.
8416 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8417 of SCALAR_FLOAT_MODE_P.
8418 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8419 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8420 checks before FLOAT_MODE_P.
8421 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8422 before FLOAT_MODE_P.
8427 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8429 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8430 Charles Wilson <libtool@cwilson.fastmail.fm>
8432 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8433 (libgcc.mvars): Don't depend on them.
8434 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8435 * exec-tool.in: New.
8437 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8439 * doc/invoke.text (--help): Document --help=common.
8441 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8443 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8445 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8447 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8448 * genemit.c (main): Emit #include "integrate.h".
8449 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8450 (LOADGP_RTP): New mips_loadgp_style.
8451 * config/mips/mips.h: Include config/vxworks-dummy.h.
8452 (TARGET_RTP_PIC): New macro.
8453 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8454 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8455 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8457 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8458 -mvxworks-pic when using -mrtp and a PIC option.
8459 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8461 (mips_symbolic_constant_p, mips_symbolic_address_p)
8462 (mips_symbol_insns): Handle SYMBOL_HALF.
8463 (override_options): Warn about -G and -mrtp being used together.
8464 Initialize mips_lo_relocs[SYMBOL_HALF].
8465 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8466 (mips_emit_loadgp): Handle LOADGP_RTP.
8467 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8468 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8469 (tablejump): Handle function-relative case table entries if
8471 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8473 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8475 * config/mips/mips.md (load_call<mode>): Allow any general register.
8477 (sibcall_value_internal, sibcall_value_multiple_internal)
8478 (call_value_internal, call_value_split, call_value_multiple_internal)
8479 (call_value_multiple_split): Remove constraints from operand 0.
8481 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8483 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8484 rather than loadgp_noshared.
8485 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8486 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8488 * config/mips/mips.md (loadgp): Rename to...
8489 (loadgp_newabi): ...this.
8490 (loadgp_noshared): Rename to...
8491 (loadgp_absolute): ...this.
8493 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8495 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8496 false for locally-binding symbols.
8497 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8499 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8501 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8502 (SYMBOL_GOT_PAGE_OFST): ...this.
8503 (SYMBOL_GOT_GLOBAL): Rename to...
8504 (SYMBOL_GOT_DISP): ...this.
8505 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8506 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8507 * config/mips/mips.c (mips_global_symbol_p): New function.
8508 (mips_symbol_binds_local_p): Likewise.
8509 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8510 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8511 mips_global_symbol_p and mips_symbol_binds_local_p.
8512 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8513 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8514 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8516 (mips_ok_for_lazy_binding_p): New function.
8517 (mips_load_call_address, mips_expand_call): Use it.
8518 (mips_dangerous_for_la25_p): Likewise.
8519 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8520 (*got_disp<mode>): Use got_disp_operand instead of
8521 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8522 SYMBOL_GOTOFF_GLOBAL.
8523 (*got_page<mode>): Use got_page_ofst_operand instead of
8525 * config/mips/predicates.md (const_call_insn_operand): Use
8526 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8527 (global_got_operand): Rename to...
8528 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8530 (local_got_operand): Rename to...
8531 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8532 of SYMBOL_GOT_LOCAL.
8534 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8536 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8537 TARGET_CALL_CLOBBERED_GP.
8538 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8539 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8540 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8541 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8542 of TARGET_ABICALLS && !TARGET_NEWABI.
8543 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8544 * config/mips/mips.c (mips_load_call_address): Check
8545 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8546 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8547 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8548 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8549 TARGET_ABICALLS && TARGET_NEWABI.
8550 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8552 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8553 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8554 TARGET_ABICALLS && TARGET_NEWABI.
8555 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8556 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8557 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8558 whether indirect calls must use $25.
8559 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8561 * config/mips/mips.md (jal_macro): Check flag_pic and
8562 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8563 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8564 instead of TARGET_ABICALLS.
8565 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8566 TARGET_ABICALLS && TARGET_OLDABI.
8567 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8568 (sibcall): In the comment above the define_insn, mention
8569 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8570 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8571 instead of TARGET_ABICALLS.
8573 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8575 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8576 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8577 (MACFLAGS_MATCH_P): New macro.
8578 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8579 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8580 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8581 the other MACFLAG constants.
8582 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8583 (flag_machi): Tighten constraints. Renumber some of the operands.
8584 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8586 (flag_machi_parts_acconly): New pattern.
8587 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8589 (flag_macinit1hi): Tighten constraints.
8590 (flag_mul_macv2hi_parts_acconly): New pattern.
8592 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8593 Use a more efficient implementation.
8594 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8595 inline sequences when not optimizing for size.
8597 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8598 movhi_high2low): Delete, merge functionality into...
8599 (packv2hi): ... this pattern.
8601 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8602 * config/bfin/bfin.opt (msim): New option.
8603 (mcpu=): New option.
8604 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8605 (bfin_cpu_t): Typedef of enum bfin_cpu.
8606 (bfin_cpu_type): New declaration.
8607 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8608 -msim and -mcpu= options.
8609 (LIB_SPEC): Likewise.
8610 * config/bfin/bfin.c (bfin_cpu_type): Define.
8611 (bfin_handle_option): Handle -mcpu= option.
8612 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8613 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8614 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8616 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8618 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8619 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8620 (powerpc-wrs-vxworksae): Use ${tm_file}.
8621 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8622 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8623 * config/i386/vx-common.h: New file.
8625 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8627 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8630 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8632 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8635 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8639 * c-common.c (c_build_qualified_type): Set canonical type
8642 2007-04-12 Richard Guenther <rguenther@suse.de>
8644 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8645 lower bound and element size if lower bound is not zero
8646 or either of the ARRAY_REF operands is set.
8648 2007-04-12 Richard Guenther <rguenther@suse.de>
8650 PR tree-optimization/24689
8651 PR tree-optimization/31307
8652 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8654 * gimplify.c (canonicalize_addr_expr): To be consistent with
8655 gimplify_compound_lval only set operands two and three of
8656 ARRAY_REFs if they are not gimple_min_invariant. This makes
8657 it never at this place.
8658 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8660 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8662 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8663 null before emitting a .nsubspa directive.
8665 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8667 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8668 need_to_partition_p if there are no memory statements in the
8671 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8673 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8674 (gcd_of_steps_may_divide_p): New function.
8675 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8677 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8679 * reload.c (find_reloads_toplev, find_reloads_address,
8680 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8681 not a pointer equality test, to decide if we need to call
8682 push_reg_equiv_alt_mem.
8684 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8686 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8687 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8689 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8691 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8693 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8694 vector to be positive.
8696 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8700 * doc/invoke.texi: Document --params max-aliased-vops and
8702 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8703 debug_memory_partitions): Move to tree-flow.h
8704 * params.h (AVG_ALIASED_VOPS): Define.
8705 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8707 (mp_info_t): Likewise.
8708 (get_mem_sym_stats_for): New.
8709 (set_memory_partition): Move from tree-flow-inline.h.
8710 (mark_non_addressable): Only clear the set of symbols for the
8711 partition if it exists.
8712 (dump_memory_partitions): Move from tree-ssa-operands.c
8713 (debug_memory_partitions): Likewise.
8714 (need_to_partition_p): New.
8715 (dump_mem_ref_stats): New.
8716 (debug_mem_ref_stats): New.
8717 (dump_mem_sym_stats): New.
8718 (debug_mem_sym_stats): New.
8719 (update_mem_sym_stats_from_stmt): New.
8720 (compare_mp_info_entries): New.
8721 (mp_info_cmp): Call it.
8722 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8724 (get_mpt_for): Move from tree-ssa-operands.c.
8725 (find_partition_for): New.
8726 (create_partition_for): Remove.
8727 (estimate_vop_reduction): New.
8728 (update_reference_counts): New.
8729 (build_mp_info): New.
8730 (compute_memory_partitions): Refactor.
8731 Document new heuristic.
8732 Call build_mp_info, update_reference_counts,
8733 find_partition_for and estimate_vop_reduction.
8734 (compute_may_aliases): Populate virtual operands before
8735 calling debugging dumps.
8736 (delete_mem_sym_stats): New.
8737 (delete_mem_ref_stats): New.
8738 (init_mem_ref_stats): New.
8739 (init_alias_info): Call it.
8740 (maybe_create_global_var): Remove alias_info argument.
8741 Get number of call sites and number of pure/const call sites
8742 from gimple_mem_ref_stats().
8743 (dump_alias_info): Call dump_memory_partitions first.
8744 (dump_points_to_info_for): Show how many times a pointer has
8746 * opts.c (decode_options): For -O2 set --param
8747 max-aliased-vops to 500.
8748 For -O3 set --param max-aliased-vops to 1000 and --param
8749 avg-aliased-vops to 3.
8750 * fortran/options.c (gfc_init_options): Remove assignment to
8752 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8753 * tree-dfa.c (dump_variable): Dump memory reference
8755 Dump NO_ALIAS* settings.
8756 (referenced_var_lookup): Tidy.
8757 (mem_sym_stats): New.
8758 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8759 and ORIG are different SSA names for a memory partition.
8760 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8761 * tree-flow.h (struct mem_sym_stats_d): Define.
8762 (mem_sym_stats_t): Define.
8763 (struct mem_ref_stats_d): Define.
8764 (struct gimple_df): Add field mem_ref_stats.
8765 (enum noalias_state): Define.
8766 (struct var_ann_d): Add bitfield noalias_state.
8767 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8768 debug_mem_ref_stats, debug_memory_partitions,
8769 debug_mem_sym_stats): Declare.
8770 * tree-ssa-structalias.c (update_alias_info): Update call
8771 sites, pure/const call sites and asm sites in structure
8772 returned by gimple_mem_ref_stats.
8773 Remove local variable IS_POTENTIAL_DEREF.
8774 Increase NUM_DEREFS if the memory expression is a potential
8776 Call update_mem_sym_stats_from_stmt.
8777 If the memory references memory, call
8778 update_mem_sym_stats_from_stmt for all the direct memory
8779 symbol references found.
8780 (intra_create_variable_infos): Set noalias_state field for
8781 pointer arguments according to the value of
8782 flag_argument_noalias.
8783 * tree-ssa-structalias.h (struct alias_info): Remove fields
8784 num_calls_found and num_pure_const_calls_found.
8785 (update_mem_sym_stats_from_stmt): Declare.
8786 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8787 Set default value to 100.
8788 (PARAM_AVG_ALIASED_VOPS): Define.
8790 2007-04-11 Richard Guenther <rguenther@suse.de>
8793 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8794 a * -b + c as c - a * b if we honor sign dependent rounding.
8796 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8798 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8800 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8801 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8803 (initialize_trampoline): Don't use old-style function definition.
8804 (bfin_secondary_reload): Mark IN_P argument as unused.
8806 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8808 PR tree-optimization/31343
8809 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8810 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8811 * testsuite/gcc.dg/vect/pr31343.c: New.
8813 2007-04-10 Eric Christopher <echristo@apple.com>
8815 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8816 * config/i386/i386.md (*cmpfp0): Use.
8817 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8818 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8819 (fix_trunc<mode>_i386_fisttp): Ditto.
8820 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8821 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8822 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8823 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8824 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8825 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8826 (unnamed_splitters): Ditto.
8827 * config/i386/i386.c (output_fix_trunc): Assert that
8828 we're not being passed a TFmode operand.
8830 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8832 PR tree-optimization/31526
8833 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8834 n_basic_blocks to find newly added blocks.
8836 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8838 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8840 (fix_trunc<mode>si_sse): Ditto.
8841 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8842 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8843 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8844 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8845 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8846 expander using SSEMODEF mode macro.
8847 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8848 expander using SSEMODEF mode macro.
8849 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8850 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8851 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8852 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8853 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8854 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8855 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8856 Macroize insn using X87MODEF mode macro.
8858 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8860 * config/i386/sse.md (sse2_pinsrw): Removed.
8861 (sse2_pextrw): Renamed to ...
8862 (*sse2_pextrw): This.
8864 2007-04-09 Jan Hubicka <jh@suse.cz>
8867 * config/i386/sse.md
8868 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8869 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8870 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8871 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8873 2007-04-09 Jan Hubicka <jh@suse.cz>
8875 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8876 multiple fields of union.
8878 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8880 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8881 (create_preheaders): Check that loops are available.
8882 (fix_loop_structure): Clean up, improve comments.
8883 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8884 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8886 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8887 * predict.c (tree_estimate_probability): Do not call
8888 calculate_dominance_info. Call create_preheaders.
8889 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8890 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8892 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8893 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8894 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8895 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8898 2007-04-08 Jan Hubicka <jh@suse.cz>
8900 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8901 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8902 * fold-const.c (fold_unary): Use it.
8904 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8906 * varasm.c (assemble_variable): Remove call to
8907 lang_hooks.decls.prepare_assemble_variable.
8908 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8909 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8910 * langhooks.h (lang_hooks_for_decls): Remove
8911 prepare_assemble_variable.
8913 2007-04-08 Mike Stump <mrs@apple.com>
8915 * config/i386/i386.c: Use inc/dec on Core2.
8917 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8919 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8920 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8921 lhd_tree_inlining_end_inlining): Remove.
8922 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8923 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8925 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8926 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8927 lhd_tree_inlining_end_inlining): Remove prototypes.
8928 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8929 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8930 LANG_HOOKS_TREE_INLINING_START_INLINING,
8931 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8933 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8936 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8939 * config/avr/predicates.md (io_address_operand): Delete predicate.
8940 (low_io_address_operand): Don't use 'mode' argument.
8941 (higth_io_address_operand): Rename ...
8942 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8943 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8946 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8948 Revert change removing staticp.
8950 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8953 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8956 2007-04-07 Bruce Korb <bkorb@gnu.org>
8958 * c.opt: Add -Wformat-contains-nul.
8959 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8961 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8962 the NUL byte warning.
8964 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8966 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8968 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8970 * tree.c (staticp): No longer use staticp langhook.
8971 * langhooks.c (lhd_staticp): Removed.
8972 * langhooks.h (struct lang_hooks): Remove staticp.
8973 * c-common.c (c_staticp): Remove.
8974 * c-common.h (c_staticp): Ditto.
8975 * langhooks-defs.h (lhd_staticp): Ditto.
8976 (LHD_HOOKS_STATICP): Ditto
8977 * tree.h (gcc_assert_lowered): New macro.
8979 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8981 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8982 argument "reliable".
8983 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8984 Add argument "reliable". Propagate it through calls.
8985 (infer_loop_bounds_from_undefined): Derive number of iterations
8986 estimates from references in blocks that do not dominate loop latch.
8987 (gcov_type_to_double_int): New function.
8988 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8989 and expected_loop_iterations_unbounded.
8990 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8991 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8992 * tree-data-ref.c (estimated_loop_iterations): Export.
8993 (get_references_in_stmt): Fix -- do not return addresses of local
8995 * cfgloop.h (expected_loop_iterations_unbounded,
8996 estimated_loop_iterations): Declare.
8998 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9000 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9002 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9004 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9005 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9006 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9007 Use output_387_reg_move().
9008 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9009 expander using X87MODEF12 mode macro.
9010 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9011 choosing register preferences. Use output_387_reg_move().
9012 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9013 instead of "x". Use output_387_reg_move().
9014 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9015 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9016 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9017 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9018 Use output_387_reg_move().
9019 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9021 (*truncxf?f_i387 splitter): Ditto.
9023 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9025 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9026 LANG_HOOKS_SAFE_FROM_P.
9027 * expr.c (safe_from_p): Remove langhook call.
9028 * langhooks.h (lang_hooks): Remove safe_from_p.
9029 (lhd_safe_from_p): Remove prototype.
9030 * langhooks.c (lhd_safe_from_p): Remove.
9032 2007-04-06 Jan Hubicka <jh@suse.cz>
9034 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9037 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9039 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9040 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9041 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9042 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9044 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9045 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9047 2007-04-05 Richard Henderson <rth@redhat.com>
9049 * config/alpha/alpha.c (print_operand) [+]: Remove.
9050 (alpha_end_function): Print nop if call at end of function.
9051 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9052 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9053 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9054 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9055 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9056 the call pattern. Update peepholes to match.
9058 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9060 * doc/extend.texi (Other Builtins): Add decimal float variants
9062 * builtins.def: Ditto.
9063 * builtins.c (expand_builtin): Ditto.
9065 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9066 H.J. Lu <hongjiu.lu@intel.com>
9069 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9070 of V8HImode when calling ix86_binary_operator_ok.
9071 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9072 (sdot_prodv8hi): Operands 1 and 2 must be register.
9074 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9076 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9077 initialize align to silence bogus warning.
9079 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9082 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9084 (struct sra_walk_fns): Remove use_all parameter from use.
9085 (sra_hash_tree): Handle BIT_FIELD_REFs.
9086 (sra_elt_hash): Don't hash bitfld blocks.
9087 (sra_elt_eq): Skip them in parent compares as well. Handle
9089 (sra_walk_expr): Don't maintain or pass down use_all_p.
9090 (scan_use): Remove use_all parameter.
9091 (scalarize_use): Likewise. Re-expand assignment to
9092 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9093 output, and re-scalarize after output. Don't mark anything
9095 (scalarize_ldst): Adjust.
9096 (scalarize_walk_gimple_modify_statement): Likewise.
9097 (build_element_name_1): Handle BIT_FIELD_REFs.
9098 (instantiate_element): Don't warn for any element whose parent
9100 (instantiate_missing_elements_1): Return the sra_elt.
9101 (canon_type_for_field): New.
9102 (try_instantiate_multiple_fields): New.
9103 (instantiate_missing_elemnts): Use them.
9104 (mark_no_warning): Removed.
9105 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9106 (REPLDUP, sra_build_elt_assignment): New.
9107 (generate_copy_inout): Use them.
9108 (generate_element_copy): Likewise. Handle bitfld differences.
9109 (generate_element_zero): Don't recurse for blocks. Use
9110 sra_build_elt_assignment.
9111 (generate_one_element_int): Take elt instead of var. Use
9112 sra_build_elt_assignment.
9113 (generate_element_init_1): Adjust.
9114 (scalarize_use, scalarize_copy): Use REPLDUP.
9115 (scalarize_ldst): Move assert before dereference.
9116 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9118 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9120 * regmove.c: Fix unused variable warnings due to previous commit.
9122 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9124 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9125 (regmove_bb_head): Remove.
9126 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9127 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9128 problems with fixup_match_1.
9129 Don't initialize/free regmove_bb_head.
9131 (reg_is_remote_constant_p): If an insn is in the same basic block
9132 but not before INSN, consider it remote, too.
9134 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9137 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9138 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9140 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9142 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9143 (CONDITIONAL_REGISTER_USAGE): Likewise.
9145 2007-04-04 Richard Henderson <rth@redhat.com>
9147 * config/alpha/lib1funcs.asm: Remove unused file.
9149 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9152 * opts.c (print_specific_help): Fix --help=<language>
9154 (common_handle_option): Support --help=common.
9156 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9159 * gcc.c (main): Do not run the linker if
9160 print_subprocess_help indicates that it shouldn't be
9163 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9166 * doc/invoke.texi (--help=): Document <languages> value, fix
9167 formatting in tables of values.
9169 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9171 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9172 dllimport attribute of virtual methods.
9174 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9176 * config/score/crti.asm: Change _bss_start to __bss_start.
9177 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9178 (OUTGOING_REG_PARM_STACK_SPACE) update.
9179 * config/score/score.opt: add options to make backend support
9180 score5, score5u, score7 and score7d.
9181 * config/score/score.md: Likewise.
9182 * config/score/misc.md: Likewise.
9183 * config/score/mac.md: Likewise.
9184 * doc/invoke.texi: Likewise.
9185 * doc/md.texi: update constraints define.
9187 2007-04-03 Richard Henderson <rth@redhat.com>
9189 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9190 an appropriate type, use the mode instead.
9192 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9194 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9195 Set the default --with-arch setting to mips2.
9196 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9197 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9198 (MULTILIB_OSDIRNAMES): Delete.
9199 (MULTILIB_DIRNAMES): Define.
9200 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9201 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9202 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9203 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9204 VXWORKS_OS_CPP_BUILTINS.
9205 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9206 (MIPS_DEBUGGING_INFO): Undefine.
9207 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9209 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9212 * fold-const.c (native_encode_real): Encode real.c provided longs
9213 as a series of 32-bit native integers.
9214 (native_interpret_real): Interpret buffer as a series of 32-bit
9217 2007-04-03 Richard Guenther <rguenther@suse.de>
9219 * genpreds.c (write_insn_constraint_len): Write function
9220 optimized for CONSTRAINT_LEN implementation.
9221 (write_tm_preds_h): Output insn_constraint_len inline and
9222 use it for CONSTRAINT_LEN.
9223 (write_insn_preds_c): Don't output insn_constraint_len.
9224 * doc/md.texi (define_register_constraint): Document multi-letter
9225 constraints shall have the same length if they start with the same
9228 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9231 * config/i386/i386.md (isinf<mode>2): Expand only when
9232 TARGET_C99_FUNCTIONS is set.
9234 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9236 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9237 (x86_64-*-linux*): Ditto.
9238 * config/i386/i386.opt (mpc): New option.
9239 * config/i386/i386.c (overrride_options): Handle
9240 ix87_precision_string.
9241 * config/i386/crtprec.c: New file.
9242 * config/i386/t-crtpc: Ditto.
9243 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9245 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9246 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9247 crtprec32.o, crtprec64.o and crtprec80.o.
9249 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9251 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9253 2007-04-02 Eric Christopher <echristo@apple.com>
9255 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9256 limitations on darwin.
9258 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9261 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9263 2007-04-02 Dave Korn <dave.korn@artimi.com>
9265 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9267 2007-04-02 Dave Korn <dave.korn@artimi.com>
9269 * libgcc2.h (exception_descriptor): Don't forward-declare.
9270 (__get_eh_table_language, __get_eh_table_version): Delete
9271 prototypes of long-dead functions.
9273 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9275 * ebitmap.h: New file
9276 * ebitmap.c: New file
9277 * Makefile.in (ebitmap.o): New target.
9279 2007-04-01 Jan Hubicka <jh@suse.cz>
9281 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9282 before very first instruction.
9284 2007-04-01 Jan Hubicka <jh@suse.cz>
9286 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9287 waring on 64bit hosts.
9288 * bitmap.h: Fix typo in bitmap_head_def.
9290 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9292 PR rtl-optimization/31391
9293 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9294 into a DELETED_LABEL note, and the label is in an empty basic
9295 block, update BB_END as well as BB_HEAD.
9297 2007-04-01 Richard Henderson <rth@redhat.com>
9299 PR tree-optimization/31169
9300 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9301 to varying if the range is outside [0, prec-1].
9303 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9306 * config/mips/mips.md (load_const_gp): New insn.
9307 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9308 the MIPS16 GP pseudo register if no_new_pseudos.
9309 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9311 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9314 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9316 (call_value): Likewise.
9318 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9319 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9322 * doc/invoke.texi: (optimization options): Reword description
9323 of -ffast-math. Document its primary purpose.
9325 2007-03-31 Richard Guenther <rguenther@suse.de>
9327 * omp-low.c (splay-tree.h): Include.
9328 (lookup_decl): Replace splay-tree usage by pointer-map.
9329 (maybe_lookup_decl): Likewise.
9330 (new_omp_context): Likewise.
9331 (delete_omp_context): Likewise.
9332 * gimplify.c (splay-tree.h): Include.
9333 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9335 (remap_ssa_name): Likewise.
9336 (remap_decl): Likewise.
9337 (remap_type_1): Likewise.
9338 (remap_type): Likewise.
9339 (copy_body_r): Likewise.
9340 (expand_call_inline): Likewise.
9341 (clone_body): Likewise.
9342 (copy_tree_r): Likewise.
9343 (remap_save_expr): Likewise.
9344 (unsave_r): Likewise.
9345 (unsave_expr_now): Likewise.
9346 (tree_function_versioning): Likewise.
9347 (build_duplicate_type): Likewise.
9348 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9349 (struct copy_body_data): Replace splay-tree by pointer-map.
9350 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9351 not $(SPLAY_TREE_H).
9352 (gimplify.o): Depend on $(SPLAY_TREE_H).
9353 (omp-low.p): Likewise.
9355 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9357 * config/avr/predicates.md (even_register_operand,
9358 odd_register_operand): New predicates.
9359 * config/avr/avr.md (movw peephole2): New.
9360 (movw_r peephole2): New.
9362 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9364 * tree.h (get_signed_or_unsigned_type): New.
9365 * fold-const.c (operand_equal_for_comparison_p): Use
9366 get_signed_or_unsigned_type instead of
9367 lang_hooks.types.signed_or_unsigned_type.
9368 * expr.c (store_expr): Ditto.
9369 * langhooks.c (get_signed_or_unsigned_type): New.
9370 (lhd_signed_or_unsigned_type): New.
9371 * langhooks.h (lhd_signed_or_unsigned_type): New.
9372 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9374 2007-03-30 Richard Henderson <rth@redhat.com>
9376 * tree-ssa-loop-ivopts.c: Include target.h.
9377 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9378 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9379 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9380 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9382 2007-03-30 Richard Henderson <rth@redhat.com>
9383 Kai Tietz <kai.tietz@onevision.com>
9385 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9387 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9388 (TARGET_64BIT_MS_ABI): New.
9389 (DBX_REGISTER_NUMBER): Handle 64-bit.
9390 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9391 (LONG_TYPE_SIZE): Force to 32.
9392 (REG_PARM_STACK_SPACE): New.
9393 (OUTGOING_REG_PARM_STACK_SPACE): New.
9394 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9395 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9396 (STACK_BOUNDARY): Use 128 for 64-bit.
9397 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9398 Add 64-bit implementation.
9399 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9401 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9402 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9403 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9404 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9405 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9406 TARGET_64BIT_MS_ABI.
9407 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9408 (ix86_pass_by_reference): Likewise.
9409 (ix86_function_value_regno_p): Likewise.
9410 (ix86_build_builtin_va_list): Likewise.
9411 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9412 (function_arg_advance_ms_64): New.
9413 (function_arg_advance): Call it.
9414 (function_arg_ms_64): New.
9415 (function_arg): Call it.
9416 (function_value_ms_64): New.
9417 (ix86_function_value_1): Call it.
9418 (return_in_memory_ms_64): New.
9419 (ix86_return_in_memory): Call it.
9420 (setup_incoming_varargs_ms_64): New.
9421 (ix86_setup_incoming_varargs): Call it.
9422 (ix86_expand_prologue): Handle 64-bit stack probing.
9423 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9424 (output_pic_addr_const): Likewise.
9425 (x86_this_parameter): Likewise.
9426 (x86_output_mi_thunk): Likewise.
9427 (x86_function_profiler): Likewise.
9428 (TARGET_STRICT_ARGUMENT_NAMING): New.
9429 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9430 (TARGET_64BIT_MS_ABI): New.
9431 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9432 * config/i386/i386.md (allocate_stack_worker): Remove.
9433 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9434 describe the clobber of eax without a match_scratch.
9435 (allocate_stack_worker_postreload): Remove.
9436 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9437 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9438 (allocate_stack_worker_rex64_postreload): Remove.
9439 (allocate_stack): Handle 64-bit.
9440 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9441 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9442 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9443 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9444 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9445 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9446 * config.build (x86_64-*-mingw*): New host.
9447 * config.host (x86_64-*-mingw*): New host.
9448 * config.gcc (x86_64-*-mingw*): New target.
9449 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9451 2007-03-30 Richard Henderson <rth@redhat.com>
9452 Kai Tietz <kai.tietz@onevision.com>
9454 * c-pragma.c (struct def_pragma_macro_value): New.
9455 (struct def_pragma_macro): New.
9456 (pushed_macro_table): New.
9457 (dpm_hash, dpm_eq): New.
9458 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9459 (init_pragma): Install them.
9460 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9462 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9464 * config/avr/avr.c (avr_override_options): Clear
9465 'flag_delete_null_pointer_checks'.
9467 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9470 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9471 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9472 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9473 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9474 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9475 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9476 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9478 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9480 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9482 * regmove.c: Move all of pass_stack_adjustments from here...
9483 * combine-stack-adj.c: ...to this new file.
9484 * Makefile.in: Add rules for combine-stack-adj.o.
9486 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9488 PR tree-optimization/31383
9489 * tree-data-ref.c (affine_function_equal_p): Do not require the
9490 vectors to have the same length.
9492 2007-03-30 Jan Hubicka <jh@suse.cz>
9495 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9496 availablility; add more sanity checking; ask varpool only about
9499 2007-03-29 Richard Henderson <rth@redhat.com>
9501 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9502 to decide, but __SIZEOF_LONG_LONG__.
9504 2007-03-29 Richard Henderson <rth@redhat.com>
9506 * emutls.c (struct __emutls_array): New.
9507 (emutls_destroy): Use it instead of casting element 0 from void*.
9508 (__emutls_get_address): Likewise.
9510 2007-03-29 Richard Henderson <rth@redhat.com>
9512 * varasm.c (initializer_constant_valid_p): Don't deny
9513 DECL_DLLIMPORT_P on functions.
9515 * config/i386/cygming.h: Remove function declarations.
9516 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9517 (ASM_OUTPUT_LABELREF): Remove.
9518 (COMMON_ASM_OP): Remove.
9519 (ASM_OUTPUT_COMMON): Remove.
9520 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9521 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9522 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9523 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9524 Rename from TARGET_ENCODE_SECTION_INFO.
9525 * config/i386/netware.h: Likewise.
9526 * config/i386/i386-protos.h: Update.
9527 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9528 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9529 (legitimate_constant_p): Reject dllimports.
9530 (dllimport_map, get_dllimport_decl): New.
9531 (legitimize_dllimport_symbol): New.
9532 (legitimize_address, ix86_expand_move): Use it.
9533 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9534 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9535 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9536 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9537 * config/i386/predicates.md (constant_call_address_operand): Only
9538 accept symbols; reject dllimport_p symbols.
9539 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9540 i386_pe_maybe_record_exported_symbol.
9541 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9542 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9543 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9544 trust the setting of DECL_DLLIMPORT_P.
9545 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9546 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9547 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9548 tidy the argument scanning loop.
9549 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9550 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9551 (i386_pe_strip_name_encoding): Remove.
9552 (i386_pe_binds_local_p): New.
9553 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9554 (i386_pe_output_labelref): Remove.
9555 (i386_pe_asm_output_aligned_decl_common): New.
9556 (i386_pe_maybe_record_exported_symbol): Rename from
9557 i386_pe_record_exported_symbol; check for dllexported symbols.
9559 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9561 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9562 add comment explaining why vsnprintf cannot be used.
9564 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9566 PR tree-optimization/30666
9567 * tree.c (build_complex_type): When creating type names for DWARF2
9568 debug info, create TYPE_DECLs for TYPE_NAME instead of
9570 (build_common_tree_nodes_2): Use build_complex_type when building
9571 predefined complex types, to preserve canonical types.
9573 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9575 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9576 (noce_get_alt_condition): Look at it to determine whether to
9577 reverse the condition or not.
9578 (noce_get_condition): Substitute the truth for lies.
9579 (noce_find_if_block): Set the then_else_reversed field.
9581 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9583 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9584 destination of this insn.
9585 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9586 than calling gen_rtx_SET directly. Use r0 to hold the value of
9587 'address + 4' rather than a stack based temporary which can be
9590 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9592 * config/s390/s390.c (s390_secondary_input_reload_class,
9593 s390_secondary_output_reload_class): Functions removed.
9594 (s390_secondary_reload): New function.
9595 (TARGET_SECONDARY_RELOAD): Target macro defined.
9596 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9597 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9598 * config/s390/s390.md ("reload_outti", "reload_outdi",
9599 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9600 "reload_out<mode>"): Expanders removed.
9601 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9602 "reload<mode>_nonoffmem_out"): Expanders added.
9604 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9606 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9607 action if SRC->DEST replacement failed anyway.
9609 2007-03-28 Mike Stump <mrs@apple.com>
9611 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9612 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9613 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9615 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9617 * config.gcc: Accept barcelona as a variant of amdfam10.
9618 * config/i386/i386.c (override_options): Likewise.
9619 * doc/invoke.texi: Likewise.
9621 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9623 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9624 offsets for BIT_FIELD_REF and COMPONENT_REF.
9626 2007-03-28 Richard Guenther <rguenther@suse.de>
9628 * tree.c (is_global_var): Move ...
9629 * tree-flow-inline.h (is_global_var): ... here.
9630 * tree.h (is_global_var): Remove declaration.
9632 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9634 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9636 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9637 * config/i386/i386.c (ix86_tune_features): Initialize new
9639 * config/i386/predicates.md (promotable_binary_operator): Use
9640 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9642 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9645 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9647 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9649 * config/fr30/fr30.md (movsi_internal): Change destination
9650 constraint from m to V and add m to the end.
9652 2007-03-28 Christian Bruel <christian.bruel@st.com>
9654 * config/sh/sh.md (movsi_i): Fix type attribute.
9656 2007-03-28 Christian Bruel <christian.bruel@st.com>
9658 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9659 (movsf_ie): Likewise.
9661 2007-03-28 Christian Bruel <christian.bruel@st.com>
9663 * config.gcc: Add sh4-300 to multilib.
9664 * config/sh/t-mlib-sh4-300: New file.
9666 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9668 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9669 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9671 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9672 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9673 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9674 "fixuns_trunctddi2"): Whitespace fix.
9676 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9678 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9679 the definition of struct sh_args.
9680 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9681 CALL_COOKIE_INT_REG_GET): Likewise.
9683 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9685 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9686 transformations are applied successfully.
9688 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9690 * tree.c (tree_contains_struct): Permit 512 tree codes.
9691 * tree.h (tree_contains_struct): Ditto.
9692 (MAX_TREE_CODES): Ditto.
9693 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9694 SPARE member to store remaining padding bits.
9696 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9698 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9701 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9703 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9704 * configure: Regenerate.
9706 * configure: Regenerate using the correct version of autoconf.
9708 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9710 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9712 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9713 regs to "__SP_L__" and "__SP_H__".
9715 2007-03-27 Richard Guenther <rguenther@suse.de>
9717 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9718 computations with it with a HOST_WIDE_INT variable.
9720 2007-03-26 Mike Stump <mrs@apple.com>
9722 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9723 objective-c-header, objective-c++-header and objc++-cpp-output
9725 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9727 2007-03-26 Richard Henderson <rth@redhat.com>
9730 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9731 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9732 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9733 IX86_BUILTIN_PSRLQ128): New.
9734 (ix86_init_mmx_sse_builtins): Add them.
9735 (ix86_expand_builtin): Expand them.
9736 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9737 operand 2 be TImode.
9738 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9739 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9740 _mm_srli_epi64): Mark __B const.
9741 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9742 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9743 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9744 new two-vector shift builtins.
9746 2007-03-26 Ian Lance Taylor <iant@google.com>
9748 PR tree-optimization/31345
9749 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9750 [+INF, +INF(OVF)] into VARYING.
9752 2007-03-26 Zack Weinberg <zackw@panix.com>
9754 * gengtype-parse.c: New file.
9755 * gengtype-yacc.y: Delete.
9756 * gengtype-lex.l: Don't include gengtype-yacc.h.
9757 Define YY_DECL and yyterminate appropriately for recursive
9758 descent parser. yylval is now a string out-parameter to yylex.
9759 (HWS, EOID): New shorthand.
9760 (IWORD): Add a couple more types.
9761 (yylex): Add a setup stanza. Remove the complex rules for
9762 detecting GTY'ed types and typedefs; replace with simple
9763 keyword detectors. Adjust everything for the changed
9764 definition of yylval. Ignore all pp-directives, not just #define.
9766 (parse_file): Rename yybegin; do not call yyparse.
9768 * gengtype.c (xasprintf): Export again.
9769 (this_file): New. Use everywhere __FILE__ was being used.
9770 (get_lang_bitmap): Special case types defined in gengtype.c.
9771 (do_typedef, new_structure): Suppress definition of certain types.
9772 (new_structure): Improve diagnostics of duplicate definitions.
9773 Make sure location_s is associated with input.h.
9774 (nreverse_pairs, define_location_structures): New functions.
9775 (main): Improve tagging of kludge types. Remove old kludges
9776 for input.h types; use define_location_structures.
9777 * gengtype.h: Update prototypes. Define token codes here.
9778 * Makefile.in: Remove all references to gengtype-yacc.
9779 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9781 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9782 add GTY((skip)) to the field that's only conditionally there.
9783 * doc/install.texi: Document that Bison is no longer required
9784 unless building treelang.
9786 * gengtype.c: Don't include gtyp-gen.h.
9787 (srcdir): Declare here.
9788 (base_files, lang_dir_names): Allocate dynamically.
9789 (gt_files, num_gt_files, num_lang_dirs): New globals.
9790 (measure_input_list, read_input_line, read_input_list)
9791 (set_lang_bitmap): New functions.
9792 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9793 simplify, relying on read_input_list to set up the bitmaps.
9794 (main): Arguments are no longer unused. Check for correct number
9795 of command line arguments, set srcdir and srcdir_len, then call
9796 read_input_list, before doing anything else. No need to worry
9797 about duplicates in main loop.
9798 * configure.ac: Simplify the calculation of all_gtfiles.
9799 Put language tags in there. Don't set or substitute
9800 all_gtfiles_files_langs or all_gtfiles_files_frags.
9801 * Makefile.in: Revamp the way gengtype is invoked, now that it
9802 takes a file on its command line with a much simpler format.
9803 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9804 (GTFILES): Remove duplicates and C source files.
9805 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9806 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9807 * configure: Regenerate.
9809 * gengtype.h: Remove all type definitions to gengtype.c; leave
9810 only definitions of options_p, type_p, and pair_p as opaque
9811 pointers. Update prototypes.
9812 * gengtype.c: Many type definitions moved here from gengtype.h.
9813 Consolidate type definitions at the top of the file.
9814 (xvasprintf): Delete.
9815 (xasprintf): Make static.
9816 (create_nested_pointer_option): Add 'next' parameter.
9817 (create_field_all, create_field_at): New functions.
9818 (create_field): Now a thin wrapper around create_field_all.
9819 (create_optional_field): Rename create_optional_field_ and add
9820 line argument. Original name is now a macro which supplies
9822 (oprintf): Use vsnprintf directly.
9823 (close_output_files): Use fatal rather than perror/exit.
9824 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9825 (main): Set progname. Don't use exit.
9826 * gengtype-yacc.y (struct_fields): Use create_field_at.
9827 (option, optionseqopt): Delete.
9828 (optionseq): Consolidate productions from option here so we
9829 can use the first argument to create_option.
9831 * gengtype-lex.l: Distinguish unions from structures in the
9832 token type. Don't call find_structure; return the tag as a string.
9833 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9834 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9835 string. Reorganize typedef_struct production accordingly.
9836 Use create_nested_ptr_option.
9837 * gengtype.c (create_nested_ptr_option): New function.
9838 * gengtype.h: Declare it.
9840 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9841 (string_type): Don't declare.
9842 (do_scalar_typedef): Declare.
9843 (create_scalar_type): Update prototype.
9844 * gengtype.c (string_type): Make static.
9845 (scalar_nonchar, scalar_char): New.
9846 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9847 (resolve_typedef): Use scalar_nonchar for error recovery.
9848 (create_scalar_type): Remove name_len field. Return scalar_char
9849 or scalar_nonchar as appropriate.
9850 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9852 (throughout): Use scalar_nonchar instead of calling
9853 create_scalar_type, whenever possible.
9854 (main): Initialize scalar_char and scalar_nonchar before calling
9856 * gengtype-lex.l: Adjust for removal of second argument to
9857 create_scalar_type. Use yylval.s instead of yylval.t when
9859 * gengtype-yacc.y: Type of SCALAR is string. Call
9860 create_scalar_type from type:SCALAR rule. Adjust for removal of
9861 second argument to create_scalar_type.
9863 * vec.h: Remove all #if IN_GENGTYPE blocks.
9864 Add comment saying that changes may require adjustments to gengtype.
9865 * gengtype.c: Don't include coretypes.h or tm.h.
9866 Add comment to inclusion of errors.h.
9867 (note_def_vec, note_def_vec_alloc): New functions.
9868 * gengtype.h: Declare new functions.
9869 * gengtype-lex.l: Don't include coretypes.h.
9870 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9872 (update_lineno): Remove unnecessary prototype.
9873 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9874 (VEC rule): Just return VEC_TOKEN.
9875 * gengtype-yacc.y (VEC_TOKEN): New token type.
9876 (type): Add a production for VEC(a,b).
9877 * Makefile.in: Update dependencies.
9879 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9880 typedefs that use the old PARAMS macro.
9882 * gengtype-lex.l: Remove all rules and states relating to yacc
9884 * gengtype-yacc.y: Similarly.
9885 * gengtype.c (note_yacc_type): Delete function.
9886 * gengtype.h: Update prototypes.
9888 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9890 * tree-pretty-print.c (dump_generic_node): Report precision of
9891 unnamed integer types.
9893 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9895 * ifcvt.c (noce_try_store_flag_constants): Don't check
9896 no_new_pseudos here.
9897 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9898 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9899 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9900 noce_try_sign_mask): Likewise.
9901 (if_convert): Check no_new_pseudos here.
9903 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9905 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9906 (noce_get_condition): Handle new then_else_reversed argument.
9907 (noce_init_if_info): Remove, fold into noce_find_if_block.
9908 (noce_process_if_block): Take a struct noce_if_info as the
9909 argument. Don't set up one based on ce_if_info. Update pointer
9910 references accordingly.
9911 (cond_move_process_if_block): Likewise.
9912 (process_if_block): Removed.
9913 (find_if_block): Removed. Move functionality two new functions,
9914 noce_find_if_block and cond_exec_find_if_block.
9915 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9916 blocks and the symmetric IF-ELSE-JOIN case.
9917 (cond_exec_find_if_block): Also new function mostly based on old
9918 find_if_block and process_if_block.
9919 (find_if_header): Replace find_if_block call with separately
9920 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9921 (find_cond_trap): Update noce_get_condition call.
9922 (dead_or_predicable): Likewise.
9924 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9926 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9928 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9929 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9930 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9931 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9932 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9933 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9934 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9935 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9936 __builtin_ia32_psrad128 builtins.
9938 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9940 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9941 * config/i386/constraints.md
9942 (define_constraint "I"): Use IN_RANGE macro.
9943 (define_constraint "J"): Ditto.
9944 (define_constraint "K"): Ditto.
9945 (define_constraint "M"): Ditto.
9946 (define_constraint "N"): Ditto.
9947 (define_constraint "O"): Ditto.
9948 * config/i386/predicates.md
9949 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9950 (define_predicate "const_0_to_3_operand"): Ditto.
9951 (define_predicate "const_0_to_7_operand"): Ditto.
9952 (define_predicate "const_0_to_15_operand"): Ditto.
9953 (define_predicate "const_0_to_63_operand"): Ditto.
9954 (define_predicate "const_0_to_255_operand"): Ditto.
9955 (define_predicate "const_1_to_31_operand"): Ditto.
9956 (define_predicate "const_2_to_3_operand"): Ditto.
9957 (define_predicate "const_4_to_7_operand"): Ditto.
9959 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9961 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9962 in SImode for save_world.
9963 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9966 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9968 PR tree-optimization/30784
9969 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9972 2007-03-25 Revital Eres <eres@il.ibm.com>
9974 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9975 Fold movement_possibility function into it.
9977 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9979 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9980 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9981 (call_indirect_nonlocal_darwin64): Same.
9982 (call_nonlocal_darwin64): Same.
9983 (call_value_indirect_nonlocal_darwin64): Same.
9984 (call_value_nonlocal_darwin64): Same.
9985 (sibcall_nonlocal_darwin64): Same.
9986 (sibcall_value_nonlocal_darwin64): Same.
9987 (sibcall_symbolic_64): Same.
9988 (sibcall_value_symbolic_64): Same.
9989 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9991 (rs6000_emit_load_toc_table): Same.
9992 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9993 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9999 (load_toc_v4_pic_si): Same
10000 (load_toc_v4_PIC_1): Same.
10001 (load_toc_v4_PIC_1b): Same.
10002 (call_indirect_aix{32,64}): Same.
10003 (call_value_indirect_aix{32,64}): Same.
10005 (call_value): Same.
10006 (call_local{32,64}): Same.
10007 (call_value_local{32,64}): Same.
10008 (call_indirect_nonlocal_aix{32,64}): Same.
10009 (call_nonlocal_aix{32,64}): Same.
10010 (call_value_indirect_nonlocal_aix{32,64}): Same.
10011 (call_value_nonlocal_aix{32,64}): Same.
10012 (call_indirect_nonlocal_sysv<mode>): Same.
10013 (call_nonlocal_sysv<mode>): Same.
10014 (call_value_indirect_nonlocal_sysv<mode>): Same.
10015 (call_value_nonlocal_sysv<mode>): Same.
10017 (sibcall_local{32,64}): Same.
10018 (sibcall_value_local{32,64}): Same.
10019 (sibcall_nonlocal_aix{32,64}): Same.
10020 (sibcall_value_nonlocal_aix{32,64}): Same.
10021 (sibcall_nonlocal_sysv<mode>): Same.
10022 (sibcall_value): Same.
10023 (sibcall_value_nonlocal_sysv<mode>): Same.
10025 2007-03-24 Paul Brook <paul@codesourcery.com>
10027 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10028 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10030 2007-03-24 Richard Henderson <rth@redhat.com>
10032 * config/ia64/constraints.md: New file.
10033 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10034 satisfies_constraint_?.
10035 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10036 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10037 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10038 ia64_output_mi_thunk): Likewise.
10039 (ia64_const_ok_for_letter_p): Remove.
10040 (ia64_const_double_ok_for_letter_p): Remove.
10041 (ia64_extra_constraint): Remove.
10042 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10043 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10044 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10045 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10046 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10047 EXTRA_MEMORY_CONSTRAINT): Remove.
10048 * config/ia64/ia64.md: Include constriants.md. Replace
10049 CONST_OK_FOR_? with satisfies_constraint_?.
10051 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10052 H.J. Lu <hongjiu.lu@intel.com>
10054 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10056 (name macros): Use DPD_BID_NAME to convert names properly.
10058 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10059 decimal floating point format.
10060 (init_floating_libfuncs): Change decimal functions so that they
10061 have a "bid_" prefix if the decimal system uses the BID format,
10062 and "dpd_" prefix if the decimal system uses the DPD format.
10063 (init_interclass_conv_libfuncs): Ditto.
10064 (init_intraclass_conv_libfuncs): Ditto.
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 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10079 using the BID format.
10081 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10082 whether we are using the BID decimal format.
10083 * configure: Regenerate.
10085 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10086 the compiler has decimal floating point enabled. Define
10087 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10090 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10091 options, and that it is enabled for i386/x86_64 systems.
10093 * Makefile.in (enable_decimal_float): New.
10095 (DECNUMINC): Add -I$(DECNUMFMT).
10096 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10097 to $(DECNUMFMT) from $(DECNUM).
10099 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10100 Substitute enable_decimal_float.
10101 * configure: Regenerated.
10104 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10107 * configure.ac: Enable decimal float for x86_64-*-linux*.
10108 * configure: Regenerated.
10111 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10112 decimal128ClearSign to flip and clear the sign bit in decimal128.
10113 (decimal_real_maxval): Set decimal128SetSign to set the sign
10116 2007-03-23 Ian Lance Taylor <iant@google.com>
10118 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10120 2007-03-23 Ian Lance Taylor <iant@google.com>
10122 * tree-dump.c (dump_files): Correct comment.
10124 2007-03-23 Ian Lance Taylor <iant@google.com>
10126 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10128 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10130 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10131 in cfglayout mode. Don't go into and out of cfglayout mode.
10132 Link the blocks in the order of the constructed traces.
10133 (rest_of_handle_tracer): Adjust call to tracer.
10134 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10135 Don't go into cfglayout mode.
10136 (rtl_loop_done): Don't go out of cfglayout mode.
10137 * cfglayout.c (relink_block_chain): New function, split out from...
10138 (fixup_reorder_chain): ...here. Remove redundant checking.
10139 (cfg_layout_finalize): Don't clear the header, footer, and aux
10140 fields here, move the code to do so to relink_block_chain. Likewise
10141 for free_original_copy_tables.
10142 * rtl.h (tracer): Update prototype.
10143 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10144 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10145 mode. Use relink_block_chain to serialize the CFG according to the
10146 new basic block order. Move targetm.cannot_modify_jumps_p check from
10148 (gate_handle_reorder_blocks): ...to here.
10149 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10151 (gate_duplicate_computed_gotos): ...to here.
10152 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10153 something always changes when going into and out of cfglayout mode.
10154 Perform an expensive cfg cleanup while going into cfglayout mode.
10155 Always update liveness information on HAVE_conditional_execution
10156 targets. Reserialize the basic blocks and go out of cfglayout mode.
10157 * reg-stack.c: Include cfglayout.h.
10158 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10159 the call to reorder_basic_blocks.
10160 * basic-block.h (reorder_basic_blocks): Update prototype.
10161 (relink_block_chain): New prototype.
10162 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10164 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10166 * config/mips/mips.md (type, hazard, *movdi_32bit,
10167 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10168 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10169 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10170 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10171 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10173 (movcc): Change first xfer to multi.
10174 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10175 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10176 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10177 config/mips/generic.md: Change reservations using "xfer" to use
10179 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10180 using match_operand.
10181 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10182 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10184 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10186 2007-03-22 Richard Henderson <rth@redhat.com>
10188 * config/i386/i386.c: Remove unnecessary function declarations.
10189 Move targetm definition, and all related macros, to the end of
10190 the file. Resort some functions to put definitions before uses.
10191 (ix86_attribute_table): Make static. Move to end of file.
10192 (ix86_gimplify_va_arg): Make static.
10194 2007-03-22 Richard Henderson <rth@redhat.com>
10196 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10197 don't increase local_regparm with force_align_arg_pointer check.
10198 (ix86_function_sseregparm): Assert 32-bit.
10199 (type_has_variadic_args_p): New.
10200 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10201 type_has_variadic_args_p.
10202 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10203 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10204 use memset instead. Do maybe_vaarg check first; skip attribute
10205 tests if true; skip attribute tests for 64-bit.
10206 (construct_container): Remove TARGET_DEBUG_ARG.
10207 (function_arg_advance_32, function_arg_advance_64): Split out ...
10208 (function_arg_advance): ... from here.
10209 (function_arg_32, function_arg_64): Split out ...
10210 (function_arg): ... from here.
10211 (ix86_pass_by_reference): Tidy.
10212 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10213 (function_value_32): New, from parts of ix86_function_value
10214 and ix86_value_regno.
10215 (function_value_64): New, from parts of ix86_function_value
10216 and ix86_libcall_value.
10217 (ix86_function_value_1): New.
10218 (ix86_function_value, ix86_libcall_value): Use it.
10219 (return_in_memory_32, return_in_memory_64): Split out ...
10220 (ix86_return_in_memory): ... from here.
10221 (ix86_struct_value_rtx): Skip for 64-bit.
10222 (ix86_libcall_value, ix86_value_regno): Remove.
10223 (setup_incoming_varargs_64): Split out ...
10224 (ix86_setup_incoming_varargs): ... from here.
10225 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10226 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10227 * config/i386/i386-protos.h (ix86_function_value): Remove.
10228 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10230 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10233 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10234 infinities not supported, otherwise emit warning if -Woverflow. On
10235 underflow, emit warning if -Woverflow.
10236 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10238 * real.h (real_from_string): Update declaration
10240 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10241 Richard Henderson <rth@redhat.com>
10243 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10244 * calls.c (compute_argument_block_size, expand_call,
10245 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10246 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10247 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10248 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10249 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10250 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10251 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10252 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10255 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10257 * c-incpath.c (add_sysroot_to_chain): New.
10258 (merge_include_chains): Add sysroot argument. Call
10259 add_sysroot_to_chain if sysrooted.
10260 (register_include_chains): Update call to merge_include_chains.
10261 * doc/cppopts.texi: Document use of '=' in include directory
10264 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10266 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10267 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10268 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10269 insn pattern using X87MODEF12 mode macro.
10271 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10273 * regmove.c (regmove_optimize): Use reg_mentioned_p
10274 instead of reg_overlap_mentioned_p for DST.
10276 2007-03-21 Mike Stump <mrs@apple.com>
10278 * c.opt: Fixup for Objective-C/C++.
10280 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10282 * explow.c (convert_memory_address): Fold memory reference when
10283 POINTERS_EXTEND_UNSIGNED < 0
10285 2007-03-21 Richard Henderson <rth@redhat.com>
10288 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10289 * config/i386/mmintrin.h (__m64): Likewise.
10290 * config/i386/xmmintrin.h (__m128): Likewise.
10292 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10294 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10295 (VXWORKS_OS_CPP_BUILTINS): Define.
10296 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10297 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10299 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10301 * rtl.h (constant_pool_reference_p): Delete.
10302 (find_constant_src): Declare.
10303 * rtlanal.c (find_constant_src): New function.
10304 * simplify-rtx.c (constant_pool_reference_p): Delete.
10305 * config/i386/i386.md: Use find_constant_src instead of
10306 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10308 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10310 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10311 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10313 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10315 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10316 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10317 (arm_elf_asm_constructor): Use it.
10318 (arm_elf_asm_destructor): New function.
10320 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10322 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10324 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10326 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10328 2007-03-19 Andrew Haley <aph@redhat.com>
10330 PR tree-optimization/31264
10331 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10332 VIEW_CONVERT_EXPRs.
10334 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10336 PR rtl-optimization/30907
10337 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10338 (fwprop_init): Always call loop_optimizer_initialize.
10339 (fwprop_done): Always call loop_optimizer_finalize.
10340 (fwprop): We always have loop info now.
10341 (gate_fwprop_addr): Remove.
10342 (pass_fwprop_addr): Use gate_fwprop as gate.
10344 PR rtl-optimization/30841
10345 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10346 df_chain_alloc): Call df_reorganize_refs unconditionally.
10347 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10348 refs_organized to refs_organized_size.
10349 (df_ref_create_structure): Use refs_organized_size instead of
10350 bitmap_size if refs had been organized, and keep refs_organized_size
10352 * df.h (struct df_ref_info): Change refs_organized to
10353 refs_organized_size.
10354 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10357 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10359 * except.c (output_function_exception_table): Do not reference the
10360 EH personality routine for functions that do not require an
10363 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10366 * c-typeck.c (convert_for_assignment): Call comptypes for
10367 RECORD_TYPE or UNION_TYPE.
10369 PR inline-asm/30505
10370 * reload1.c (reload): Do invalid ASM checking after
10371 cleanup_subreg_operands.
10373 2007-03-19 Jeff Law <law@redhat.com>
10375 * tree-cfg.c (find_taken_edge): Tighten conditions for
10376 optimizing computed gotos.
10378 2007-03-19 Michael Matz <matz@suse.de>
10380 * builtins.c (expand_builtin_sync_operation,
10381 expand_builtin_compare_and_swap,
10382 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10385 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10386 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10389 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10391 * doc/tm.texi: Add brackets around the return type of
10392 TARGET_SECONDARY_RELOAD.
10394 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10395 Richard Guenther <rguenther@suse.de>
10397 PR tree-optimization/31254
10398 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10399 Use handled_component_p () where appropriate. Continue
10400 propagating into the rhs if we propagated into an INDIRECT_REF
10403 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10405 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10406 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10407 (xde, xdee): Mode attributes adjusted to support DFP modes.
10408 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10409 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10410 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10411 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10412 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10413 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10414 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10416 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10417 "movsf"): Insn definitions removed.
10418 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10419 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10420 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10422 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10423 "reload_in<mode>", "reload_out<mode>"): Expander added.
10424 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10427 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10429 * config/s390/s390.md: Only non-functional changes. Renamed
10430 FPR mode macro to BFP all over the file.
10432 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10434 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10435 (op_type attribute): RRF instruction type added.
10436 (fT0): New mode attribute.
10437 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10438 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10439 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10440 instruction no secondary memory is needed when moving DFmode values
10441 between GPRs and FPRs.
10443 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10445 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10446 inverted and documentation adjusted.
10447 ("mhard-dfp", "msoft-dfp"): New options.
10448 * config/s390/s390.c (s390_handle_arch_option): New architecture
10450 (override_options): Sanity checks for the new options added.
10451 * config.gcc: New architecture switch: z9-ec.
10452 * config/s390/s390.h (processor_flags): PF_DFP added.
10453 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10454 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10455 when the bit is NOT set so remove it from the defaults.
10457 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10459 * genemit.c (main): Print include statement for dfp.h.
10460 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10463 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10465 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10467 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10470 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10471 instead of PATTERN.
10473 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10475 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10476 attr_length_call, output_call, output_indirect_call): Cleanup
10477 formatting of targetm calls.
10479 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10481 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10483 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10485 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10486 reservation, bypass and anti-bypass descriptions for these
10487 instructions. Update move patterns.
10488 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10491 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10493 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10494 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10495 (get_initial_def_for_reduction): Likewise.
10497 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10499 Fix PR tree-optimization/29922
10500 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10501 (get_representative): Removed.
10502 (value_dies_in_block_x): Update for rvuse removal.
10503 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10504 (compute_antic_aux): Handle when PHI nodes appear in
10505 non-single-successors.
10506 (dump_bitmap_of_names): Removed.
10507 (compute_antic_safe): Renamed and removed rvuse calculation.
10508 Calculate only antic safe.
10509 (insert_into_preds_of_block): Remove assert.
10510 (execute_pre): Update for renamed functions.
10511 (defer_or_phi_translate_block): New function.
10513 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10515 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10516 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10518 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10519 Follow spelling conventions.
10521 * tree-data-ref.h: Remove the prototype for analyze_array.
10523 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10525 PR tree-optimization/31041
10526 * tree-vect-transform.c (get_initial_def_for_induction): Call
10527 force_gimple_operand.
10529 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10531 * ipa-type-escape.c (look_for_casts) : Revert code to use
10532 handled_component_p due to ada test a-numaux.adb.
10534 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10536 * final.c (final_scan_insn): Alter the condition of a
10537 conditional trap if we have nonstandard CC.
10539 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10541 * configure.ac: Remove excess quoting from asm line 0 test.
10542 * configure: Rebuilt.
10544 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10546 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10547 * c-common.c (convert_and_check): Move warning logic to...
10548 (warnings_for_convert_and_check): ...here. Define.
10549 * c-common.h (warnings_for_convert_and_check): Declare.
10551 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10553 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10554 (output_call): Likewise.
10556 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10558 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10560 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10562 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10564 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10566 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10567 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10569 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10571 PR tree-optimization/31183
10572 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10573 Use double_int instead of unsigned int for representing access_strides.
10574 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10576 2007-03-16 Richard Guenther <rguenther@suse.de>
10578 PR tree-optimization/31146
10579 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10580 to allow recursion of forward_propagate_addr_expr.
10581 (forward_propagate_addr_into_variable_array_index): Likewise.
10582 (forward_propagate_addr_expr): Likewise.
10583 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10584 (forward_propagate_addr_expr_1): Recurse on simple copies
10585 instead of propagating into them. Do so for useless conversions
10587 (forward_propagate_addr_expr): Clean up unused statements after
10590 2007-03-16 Richard Guenther <rguenther@suse.de>
10592 * builtins.c (expand_builtin_cexpi): Use the right argument
10593 for the expansion via cexp.
10595 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10597 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10598 * configure: Rebuilt.
10600 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10603 * dwarf2out.c (force_type_die): Adjust comment.
10604 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10606 2007-03-15 DJ Delorie <dj@redhat.com>
10608 * config/frv/predicates.md (minmax_operator): Don't check operands
10611 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10613 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10614 Update constant estimates of number of iterations.
10615 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10616 argument renamed to "realistic".
10617 (compute_estimated_nb_iterations): Removed.
10618 (record_niter_bound): New function.
10619 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10620 call record_nonwrapping_iv with upper = false.
10621 (infer_loop_bounds_from_signedness): Pass upper argument to
10622 record_nonwrapping_iv.
10623 (estimate_numbers_of_iterations_loop): Do not call
10624 compute_estimated_nb_iterations. Record estimate based on profile
10625 information. Initialize the constant estimates of number of
10627 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10629 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10630 number of iterations is too small.
10631 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10632 (EST_NOT_AVAILABLE): Removed.
10633 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10634 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10637 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10639 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10640 Handle NE_EXPR guards.
10642 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10645 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10646 Set also -pedantic-errors by default for the preprocessor unless
10647 -fpermissive is given.
10649 2007-03-15 Richard Guenther <rguenther@suse.de>
10651 PR middle-end/29719
10652 PR middle-end/31161
10653 * builtins.c (expand_builtin_cexpi): As a fallback if we
10654 don't have builtins for sincos or cexp create a function
10655 declaration for cexp and expand to a call to that.
10656 (expand_builtin_int_roundingfn): Always fall
10657 back to floor/ceil and its variants even if they may be
10660 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10662 PR middle-end/31159
10663 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10664 jump tables, move the call to delete_dead_jumptables from here...
10665 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10666 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10667 don't allow merging of blocks that try_redirect_by_replacing_jump
10668 also does not handle when not optimizing.
10670 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10671 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10673 * config/i386/i386.md (x86_sahf_1): Correctly handle
10676 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10679 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10680 x86_64_general_operand as operand[2] predicate. Remove "iF"
10681 from operand constraints and use "e" constraint instead.
10682 (*subti3_1, *subti3_1 splitter): Ditto.
10683 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10684 operand[1] predicate.
10686 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10688 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10689 arrays, multiply the access strides by the size of the sub-array.
10690 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10692 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10694 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10695 the configured assembler supports the sahf mnemonic.
10696 * configure: Regenerate.
10697 * config.in: Regenerate.
10699 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10700 emit "sahf" or ".byte\t0x9e" as asm template.
10702 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10705 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10706 option to replace hard coded TARGET_xxx in md file.
10707 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10708 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10709 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10710 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10711 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10712 (X86_TUNE_NOT_VECTORMODE): Ditto.
10713 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10714 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10715 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10716 (TUNE_SLOW_IMUL_IMM8): Ditto.
10717 (TUNE_MOVE_M1_VIA_OR): Ditto.
10718 (TUNE_NOT_UNPAIRABLE): Ditto.
10719 (TUNE_NOT_VECTORMODE): Ditto.
10721 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10724 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10725 tuning options instead of hard coded TARGET_xxx.
10726 (fix ssemode peephole2's): Ditto.
10727 (imul peephole2's): Ditto.
10729 (movdi_or_rex64): Ditto.
10730 (move peephole2): Ditto.
10731 (not peephole2's): Ditto.
10733 2007-03-14 Dirk Mueller <dmueller@suse.de>
10735 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10736 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10737 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10739 * c-parser.c (c_parser_do_statement): Warn about empty body in
10740 do/while statement.
10741 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10742 * doc/invoke.texi (-Wempty-body): Update documentation.
10744 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10747 * c-common.h (warn_for_div_by_zero): Declare.
10748 * c-common.c (warn_for_div_by_zero): Define.
10749 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10752 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10754 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10755 to PREFIX and STANDARD_PREFIX.
10757 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10758 Phil Edwards <phil@codesourcery.com>
10760 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10761 (__gthread_once_t): Remove busy field for RTPs.
10762 (__GTHREAD_ONCE_INIT): Update accordingly.
10764 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10766 * doc/invoke.texi: Document VxWorks options.
10768 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10770 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10772 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10774 PR tree-optimization/30590
10775 * tree-nrv.c (tree_nrv): Check for the partial update of the
10778 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10780 * flags.h (flag_random_seed): Remove declaration, in favor of...
10781 * toplev.h (get_random_seed, set_random_seed): ... these.
10782 * tree.c (get_file_function_name): Use the former.
10783 * opts.c (common_handle_option): Use the latter.
10786 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10788 PR middle-end/31127
10789 * cse.c (cse_find_path): Do not bail out if a basic block that
10790 we already visited now becomes part of a path that starts at a
10791 different basic block. Just disallow this, to make sure we
10792 visit each basic block at most once.
10794 2007-03-13 Jan Hubicka <jh@suse.cz>
10796 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10797 attributes, when profile esitmate is present, calls with very low
10798 frequency are cold.
10800 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10802 PR tree-optimization/30730
10803 PR tree-optimization/26900
10804 * tree-ssa-loop-niter.c: Include gmp.h.
10805 (bounds): New type.
10806 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10807 split_to_var_and_offset, determine_value_range,
10808 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10809 bound_difference, bounds_add, bounds_negate,
10810 number_of_iterations_ne_max, dump_affine_iv): New functions.
10811 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10812 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10813 difference of initial and final value of control iv to validate
10815 (number_of_iterations_cond): Add loop parameter. Determine bounds
10816 on the difference of the extremes of the control iv. Add dumps.
10817 (expand_simple_operations): Handle phi nodes.
10818 (simplify_using_initial_conditions): Do not record used conditions.
10819 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10820 Do not set additional_info.
10821 (implies_nonnegative_p, implies_ge_p): Removed.
10822 (derive_constant_upper_bound): Do not use parameter `additional'.
10823 (record_estimate): Parameter `additional' removed. Parameter
10824 `i_bound' added. Do not call derive_constant_upper_bound.
10825 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10826 bound the number of iterations estimate.
10827 (estimate_numbers_of_iterations_loop): Pass the estimate from
10828 the number of iterations analysis to record_estimate.
10829 * tree.h (multiple_of_p): Declare.
10830 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10831 (scev_const_prop): Do not check expression_expensive_p.
10832 * fold-const.c (multiple_of_p): Exported.
10833 * double-int.c (double_int_mask): Exported.
10834 * double-int.h (double_int_mask): Declare.
10835 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10836 field. Added max field.
10838 2007-03-13 David Taylor <taylor@candd.org>
10841 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10844 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10847 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10848 two unamed patterns.
10850 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10852 * config/i386/i386.opt (mcx16, msahf): New options.
10853 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10854 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10856 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10857 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10858 Output -mcx16 and -msahf options when corresponding bit is set.
10860 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10861 and -msahf options.
10863 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10865 * configure.ac: Test for assembler tolerance to # 0 "".
10866 * configure, config.in: Rebuilt.
10867 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10869 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10871 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10873 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10874 (handle_syscall): Handle direct system calls.
10875 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10877 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10879 * doc/invoke.texi: Fix cpp.info cross-reference.
10880 * doc/passes.texi: Fix gcc.info cross-reference.
10882 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10884 PR tree-optimization/30835
10885 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10886 bb_for_stmt is not NULL before accessing it.
10888 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10890 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10893 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10896 * doc/install.texi: Document --enable-stage1-languages
10898 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10900 * tree-pass.h (pass_into_cfg_layout_mode,
10901 pass_outof_cfg_layout_mode): Declare.
10902 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10903 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10904 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10905 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10907 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10909 * c-decl.c (warn_variable_length_array): New function.
10910 Refactored from grokdeclarator to handle warn_vla
10911 and handle unnamed array case.
10912 (grokdeclarator): Refactored VLA warning case.
10913 * c.opt (Wvla): New flag.
10914 * doc/invoke.texi (Wvla): New warning.
10916 2007-03-12 Richard Henderson <rth@redhat.com>
10918 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10919 (TARGET_SECTION_TYPE_FLAGS): New.
10921 2007-03-12 Richard Henderson <rth@redhat.com>
10923 * config/darwin.c (machopic_reloc_rw_mask): New.
10924 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10925 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10927 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10929 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10930 * cppdefault.h (cpp_PREFIX): Document.
10931 (cpp_PREFIX_len): Likewise.
10932 (cpp_EXEC_PREFIX): New variable.
10933 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10934 * c-incpath.c (add_standard_paths): Correct logic for relocating
10935 paths within prefix.
10937 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10939 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10940 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10942 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10943 fix_truncdfdi_sse using SSEMODEF mode macro.
10944 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10945 fix_truncdfsi_sse using SSEMODEF mode macro.
10946 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10947 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10949 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10951 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10952 elfos.h to tm_file.
10954 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10956 * tree.h : Add multiple_of_p declaration.
10957 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10958 * ipa-type-escape.c (results_of_malloc): Redundant.
10959 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10960 (cast_type): Extended with new members.
10961 (check_cast): Returns cast_type.
10962 (cast): New structure for data of walk_use_def_chains.
10963 (is_malloc_result, is_cast_from_non_pointer_1,
10964 is_cast_from_non_pointer,
10965 is_array_access_through_pointer_and_index): New functions.
10966 (look_for_casts): Returns cast types.
10967 (check_call): Returns void.
10968 (okay_pointer_operation): Use support of pointer plus index,
10969 pointer plus constant and allow all multiplications.
10971 2007-03-11 Richard Guenther <rguenther@suse.de>
10973 PR tree-optimization/31115
10974 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10975 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10976 A shift count of zero is not special as with *_DIV_EXPR.
10977 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10980 2007-03-11 Ian Lance Taylor <iant@google.com>
10982 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10983 the *_DIV_EXPR codes correctly with overflow infinities.
10985 2007-03-11 Ira Rosen <irar@il.ibm.com>
10987 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10988 indicate success/failure of the analysis. Add negation to subtrahend
10989 in case of subtraction. Fail if both operands contain constants.
10990 (create_data_ref): Fail if analyze_offset fails.
10992 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10994 * config/i386/i386.md (frndintxf2): Rename to ...
10995 (rintxf2): ... this. Remove expander having same name.
10996 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10997 (roundsf2, rounddf2): Ditto.
10998 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10999 (lround<mode>di2, lround<mode>si2): Ditto.
11001 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11003 * lower-subreg.c: Include except.h.
11004 (decompose_multiword_subregs): Verify that the only control flow
11005 insns we can split are loads to multi-words pseudos.
11006 Handle breaking such blocks after splitting, instead of calling
11007 find_many_sub_basic_blocks.
11009 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11010 on the new basic block. Add a lengthy comment explaining why we
11011 thought this was necessary.
11012 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11014 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11017 * tree.c (walk_type_fields): Recurse into the element type of
11018 ARRAY_TYPEs if there is a pointer set.
11020 2007-03-10 Dirk Mueller <dmueller@suse.de>
11022 * c-common.c (warn_logical_operator): Fix condition.
11024 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11026 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11028 * config/darwin.c (machopic_select_section): Remove superfluous
11029 argument in call to categorize_decl_for_section. Remove unused
11032 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11034 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11036 * configure: Regenerate.
11038 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11041 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11042 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11043 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11044 Add LABEL_NUSES to emitted label.
11045 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11046 branch probability value to emitted jump insn.
11047 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11048 Do not check life information and do not re-arrange input operands
11049 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11051 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11053 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11054 the change of decode_asm_operands.
11056 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11058 * mode-switching.c (create_pre_exit): Skip blockage insn.
11060 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11062 * tree-pass.h (TODO_update_smt_usage): Remove.
11064 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11068 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11070 * pa.c (attr_length_call): Revise condition for long
11071 pc-relative branch.
11072 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11073 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11074 sequence on SOM target.
11076 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11078 * gcc.c: Document %{, in big comment at top.
11079 (input_suffix_matches): Remove special handling for .s and
11081 (input_spec_matches): New.
11082 (handle_braces): Handle %{,.
11083 (validate_switches): ',' indicates a value which is not a switch.
11084 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11085 to detect assembler input.
11086 * config/i386/sol2.h (CPP_SPEC): Likewise.
11087 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11088 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11089 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11090 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11091 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11092 -m64 causes deployment target to default to 10.5.
11093 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11095 2007-03-09 Richard Henderson <rth@redhat.com>
11098 * target.h (targetm.asm.out.reloc_rw_mask): New.
11099 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11100 (TARGET_ASM_OUT): Use it.
11101 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11102 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11103 use the new reloc_rw_mask target hook instead.
11104 (default_section_type_flags_1): Merge into...
11105 (default_section_type_flags): ... here.
11106 (decl_readonly_section_1): Merge into...
11107 (decl_readonly_section): ... here.
11108 (default_elf_select_section_1): Merge into...
11109 (default_elf_select_section): ... here.
11110 (default_unique_section_1): Merge into...
11111 (default_unique_section): ... here.
11112 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11113 (default_select_rtx_section): Use it.
11114 (default_elf_select_rtx_section): Likewise.
11115 * output.h: Update to match.
11116 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11117 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11118 (TARGET_ASM_RELOC_RW_MASK): New.
11119 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11120 to categorize_decl_for_section.
11121 (x86_64_elf_unique_section): Likewise.
11122 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11123 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11124 (TARGET_ASM_RELOC_RW_MASK): New.
11125 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11126 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11127 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11128 (TARGET_RWRELOC): Remove.
11129 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11130 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11131 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11132 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11133 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11134 (rs6000_xcoff_select_section): Use decl_readonly_section.
11135 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11136 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11137 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11138 (TARGET_SECTION_TYPE_FLAGS): Remove.
11139 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11141 2007-03-09 Roger Sayle <roger@eyesopen.com>
11143 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11144 complex constant equality/inequality comparisons for here.
11145 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11146 known at compile-time or can be simplified to a scalar comparison.
11147 (fold_relational_const): Move compile-time evaluation of complex
11148 constant equality/inequality comparisons to here.
11150 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11152 PR rtl-optimization/30643
11153 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11155 (fold_rtx): Recurse, like before 2006-11-03.
11157 2007-03-09 DJ Delorie <dj@redhat.com>
11159 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11162 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11164 PR tree-optimization/30375
11165 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11166 LHS of statements is not the same.
11167 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11169 2007-03-09 Chao-ying Fu <fu@mips.com>
11171 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11173 * doc/invoke.texi (-mdspr2): Document new option.
11174 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11175 New unspec for DSP REV 2.
11176 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11177 these instructions are extended in DSP REV 2.
11178 (mips-dspr2.md): Include.
11179 * config/mips/mips.opt (mdspr2): New option.
11180 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11181 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11182 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11183 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11184 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11185 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11186 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11188 (bdesc_map): Add one field of unsupported_target_flags.
11189 (bdesc_arrays): Update entries to have extra fields. Add
11191 (mips_init_builtins): Initialize new function types.
11192 Check unsupported_target_fileds to filter out builtins.
11193 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11195 (ASM_SPEC): Pass mdspr2 to the assembler.
11196 * config/mips/mips-dspr2.md: New file.
11198 2007-03-09 Sa Liu <saliu@de.ibm.com>
11200 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11202 2007-03-09 Ian Lance Taylor <iant@google.com>
11204 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11205 argument) like -Wstrict-overflow=2.
11206 * doc/invoke.texi (Warning Options): Update documentation.
11208 2007-03-09 Dirk Mueller <dmueller@suse.de>
11211 * doc/invoke.texi (-Wlogical-op): Document.
11212 * common.opt (-Wlogical-op): New.
11213 * c-common.h (warn_logical_operator): Declare.
11214 * c-common.c (warn_logical_operator): Define.
11215 * c-typeck.c (parser_build_binary_op): Call
11216 warn_logical_operator.
11218 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11220 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11221 * final.c (final_scan_insn): Test for non-"" file name.
11223 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11225 * doc/loop.texi: Document the Omega linear constraints solver.
11226 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11227 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11228 omega-hash-table-size, omega-max-keys, and
11229 omega-eliminate-redundant-constraints.
11230 * tree-pass.h (pass_check_data_deps): Declared.
11233 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11234 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11235 pass_check_data_deps): New.
11236 * tree-data-ref.c (init_data_ref): Remove declaration.
11237 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11238 (analyze_array): Renamed init_array_ref, move up initializations.
11239 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11240 Removed arguments that are set to NULL.
11241 (analyze_indirect_ref): Correct indentation, correct call to
11243 (object_analysis): Call init_array_ref instead of analyze_array.
11244 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11245 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11246 of DR_ACCESS_FNS_ADDR.
11247 (init_omega_eq_with_af, omega_extract_distance_vectors,
11248 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11249 ddr_consistent_p): New.
11250 (compute_affine_dependence): Check consistency of ddrs when
11251 flag_check_data_deps is passed.
11252 (analyze_all_data_dependences): Uncomment.
11253 (tree_check_data_deps): New.
11254 * tree-data-ref.h: Include omega.h.
11255 (DR_ACCESS_FNS_ADDR): Removed.
11256 (data_dependence_relation): Add inner_loop.
11257 (DDR_INNER_LOOP): New.
11258 * common.opt (fcheck-data-deps): New.
11259 * tree-flow.h (tree_check_data_deps): Declare.
11260 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11261 (OBJS-common): Depend on omega.o.
11263 * passes.c (pass_check_data_deps): Scheduled.
11264 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11265 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11266 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11267 PARAM_VECT_MAX_VERSION_CHECKS,
11268 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11270 2007-03-09 Richard Guenther <rguenther@suse.de>
11272 PR tree-optimization/30904
11273 PR middle-end/31058
11274 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11275 the same way as *_DIV_EXPR.
11277 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11279 * recog.c (decode_asm_operands): No mixed declarations and code.
11281 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11283 * rtl.def (ASM_INPUT): Add location.
11284 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11285 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11286 (decode_asm_operands): Add loc operand.
11287 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11288 * stmt.c (expand_asm): Rename to...
11289 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11290 gen_rtx_ASM_INPUT_loc.
11291 (expand_asm_expr): Adjust.
11292 * recog.c (decode_asm_operands): Add loc operand.
11293 (check_asm_operands, extract_insn): Adjust.
11294 * reload1.c (maybe_fix_stack_asms): Likewise.
11295 * final.c (asm_insn_count): Likewise.
11296 (final_scan_insn): Output # line before and after asm.
11298 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11300 * tree-ssa-structalias.c (variable_info): Remove
11302 (new_var_info): Ditto.
11303 (shared_bitmap_info_t): New structure.
11304 (shared_bitmap_table): New variable.
11305 (shared_bitmap_hash): New function.
11306 (shared_bitmap_eq): Ditto
11307 (shared_bitmap_lookup): Ditto.
11308 (shared_bitmap_add): Ditto.
11309 (merge_smts_into): Change to take bitmap directly.
11310 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11311 (init_alias_vars): Init shared bitmap hashtable.
11312 (delete_points_to_sets): Delete shared bitmap hashtable.
11313 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11314 is_aliased removal as a change that was still necessary was
11317 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11319 * config/i386/i386.h (override_options): Conditionally disable
11320 x86_sahf for 64bit targets only.
11322 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11325 * c-decl.c (merge_decls): Don't call make_var_volatile.
11326 * varasm.c (make_var_volatile): Remove.
11327 * output.h (make_var_volatile): Remove.
11329 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11331 PR tree-optimization/31085
11332 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11334 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11336 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11337 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11338 ATTR_CONST_NOTHROW_LIST.
11340 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11343 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11345 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11347 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11350 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11352 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11353 passed, use shared libgcc.
11355 2007-03-08 Roger Sayle <roger@eyesopen.com>
11357 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11358 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11359 (honor_protect_cleanup_actions, lower_try_finally_switch):
11361 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11362 ifc_temp_var): Likewise.
11363 * tree-inline.c (setup_one_parameter): Likewise.
11364 * tree-mudflap.c (mf_decl_cache_locals,
11365 mf_build_check_statement_for): Likewise.
11366 * tree-nested.c (init_tmp_var, save_tmp_var,
11367 finalize_nesting_tree_1): Likewise.
11368 * tree-outof-ssa.c (insert_copy_on_edge,
11369 insert_backedge_copies): Likewise.
11370 * tree-profile.c (tree_gen_edge_profiler,
11371 tree_gen_ic_profiler): Likewise.
11372 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11373 * tree-sra.c (sra_build_assignment): Likewise.
11374 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11375 * tree-ssa-math-opts.c (insert_reciprocals,
11376 execute_cse_sincos_1): Likewise.
11377 * tree-tailcall.c (adjust_accumulator_values,
11378 adjust_return_value): Likewise.
11379 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11380 * tree-vect-transform.c (vect_create_data_ref_ptr,
11381 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11382 vect_create_epilog_for_reduction, vectorizable_reduction,
11383 vectorizable_call, vectorizable_conversion,
11384 vectorizable_assignment, vectorizable_operation,
11385 vectorizable_type_demotion, vect_gen_widened_results_half,
11386 vect_permute_store_chain, vectorizable_store,
11387 vect_setup_realignment, vect_permute_load_chain,
11388 vectorizable_load, vectorizable_condition,
11389 vect_create_cond_for_align_checks): Likewise.
11390 * tree-vrp.c (build_assert_expr_for): Likewise.
11392 2007-03-08 Ian Lance Taylor <iant@google.com>
11394 * tree-vrp.c: Include "intl.h".
11395 (usable_range_p): New static function.
11396 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11397 overflowed values, juts set *strict_overflow_p.
11398 (compare_values): Only return -2 if one of the operands is not a
11400 (compare_ranges): Call usable_range_p.
11401 (compare_range_with_value): Likewise.
11402 (vrp_evaluate_conditional_warnv): Rename from
11403 vrp_evaluate_conditional. Make static. Change all callers.
11404 (vrp_evaluate_conditional): New function.
11405 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11406 on signed overflow.
11407 (simplify_abs_using_ranges): Likewise.
11408 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11409 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11410 within_stmt parameter.
11411 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11412 vrp_evaluate_conditional.
11413 * tree-ssa-threadedge.c
11414 (record_temporary_equivalences_from_stmts_at_dest): Change
11415 simplify parameter to take a second tree parameter.
11416 (simplify_control_stmt_condition): Likewise.
11417 (thread_across_edge): Likewise.
11418 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11419 (thread_across_edge): Likewise.
11420 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11422 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11424 * config/i386/i386.h (TARGET_SAHF): New define.
11425 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11426 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11427 (x86_sahf): New global variable.
11428 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11429 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11430 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11431 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11433 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11434 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11435 when expanding fcomi/sahf based tests.
11436 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11437 expanding sahf based alternative. Emit sahf based sequence when
11438 optimizing for code size.
11439 * config/i386/i386.md (x86_sahf_1): Do not disable for
11440 TARGET_64BIT, enable for TARGET_SAHF.
11442 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11444 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11445 spurious whitespace from error message.
11447 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11450 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11452 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11454 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11456 * tree-sra.c (instantiate_element): Propagate disabled warnings
11457 from the element itself to the created variable.
11459 2007-03-07 Richard Henderson <rth@redhat.com>
11462 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11463 silently fix up the stack in the case of a missing register.
11465 2007-03-07 Paul Brook <paul@codesourcery.com>
11467 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11469 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11471 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11473 (phase1_vrs): Use them.
11474 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11475 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11476 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11477 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11478 __gnu_Unwind_Restore_WMMXC if required.
11479 (_Unwind_VRS_Pop): Implement iWMMXt support.
11480 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11481 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11482 gnu_Unwind_Save_WMMXC): Define.
11484 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11486 * config/vxworks.h (vxworks_override_options): Declare.
11487 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11488 * config/vxworks.c: Include target.h and toplev.h.
11489 (vxworks_override_options): New function.
11490 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11492 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11494 * config/s390/s390.c (override_options): Don't emit an error when
11495 -mstack-size is used without providing -mstack-guard.
11496 (s390_emit_prologue): Choose stack_guard value automatically if not
11497 provided via command line.
11498 * doc/invoke.texi: Adjust description of -mstack-guard and
11501 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11503 * config/i386/i386.c (output_set_got): Add a GOT initialization
11504 sequence for VxWorks PIC.
11505 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11506 around labels as well as symbols. Use gotoff_operand instead
11507 of local_symbolic_operand.
11508 (legitimize_pic_address): Use gotoff_operand instead of
11509 local_symbolic_operand. Use @GOT accesses for labels as
11511 (ix86_output_addr_diff_elt): Use PC-relative rather than
11512 GP-relative offsets for VxWorks PIC.
11513 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11514 no_new_pseudos. Check whether the returned register is op0.
11515 * config/i386/i386.md (tablejump): Use PC-relative rather than
11516 GP-relative offsets for VxWorks PIC.
11517 * config/i386/predicates.md (gotoff_operand): New predicate.
11519 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11521 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11523 * config/vxworks-dummy.h: New file.
11524 * config/i386/i386.h: Include it.
11526 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11528 * dwarf2out.c (is_inlined_entry_point): New
11529 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11530 DW_AT_ranges if the first subblock is the entry point.
11532 2007-03-06 David Daney <ddaney@avtrex.com>
11534 * doc/install.texi (mips-*-*): Change recommended binutils
11537 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11539 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11540 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11542 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11543 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11545 2007-03-06 Jan Hubicka <jh@suse.cz>
11547 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11548 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11550 (probably_cold_bb_p): Cold functions are cold.
11551 (probably_never_executed_bb_p): Cold functions are cold.
11552 (tree_bb_level_predictions): Predict calls to cold functions as not
11554 (compute_function_frequency): Check hot/cold attributes.
11555 * function.h (function_frequency): Update comments.
11556 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11557 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11558 (c_common_att): Add cold and hot.
11560 * doc/extend.texi (hot,cold attributes): Document.
11562 2007-03-06 Andrew Haley <aph@redhat.com>
11564 * function.c (expand_function_end): Move blockage to just after we
11565 emit the label for the naked return from the function.
11567 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11569 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11572 2007-03-06 Jan Hubicka <jh@suse.cz>
11574 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11575 loaded for constant large models. Non-large 64bit PIC can do.
11576 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11577 * cmodel.h: Add LARGE PIC.
11578 * i386.md (UNSPEC_PLTOFF): New.
11579 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11581 (*call_1_rex64): Disable for large models.
11582 (*call_1_rex64_large): New.
11583 (*call_value_1_rex64): Disable for large models.
11584 (*call_value_1_rex64_large): New.
11585 (set_rip_rex4): New.
11586 (set_got_offset_rex64): New.
11587 * predicates.md (constant_call_address_operand): For large model
11588 constant calls are not possible.
11589 * i386-protos.h (construct_plt_address): Declare.
11590 * i386.c (override_options): Accept large models.
11591 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11592 (legitimate_constant_p): Add new UNSPECs.
11593 (legitimate_pic_operand_p): Likewise.
11594 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11595 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11597 (output_pic_addr_const): Add PLTOFF.
11598 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11599 (ix86_expand_move): Legitimize pic address when in PIC mode.
11600 (construct_plt_address): New function.
11601 (ix86_expand_call): Offload the address to register and use GOT
11602 pointer for large model.
11603 * invoke.texi (mcmodel=large): Update documentation.
11605 2007-03-06 Richard Henderson <rth@redhat.com>
11607 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11608 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11609 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11610 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11611 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11612 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11613 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11614 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11615 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11616 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11617 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11618 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11619 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11620 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11621 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11622 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11623 x86_schedule, x86_use_bt, x86_pad_returns,
11624 x86_use_xchgb): Merge into ...
11625 (ix86_tune_features): ... here. New array.
11626 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11627 x86_bswap): Merge into ...
11628 (ix86_arch_features): ... here. New array.
11629 (x86_3dnow_a): Remove.
11630 (x86_accumulate_outgoing_args): Make static.
11631 (x86_arch_always_fancy_math_387): Make static.
11632 (ix86_tune_mask, ix86_arch_mask): Move ...
11633 (override_options): ... to local variables here. Apply the
11634 appropriate mask to each element of ix86_arch_features and
11635 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11636 as were done in the old macros.
11637 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11638 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11639 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11640 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11641 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11642 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11643 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11644 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11645 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11646 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11647 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11648 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11649 x86_accumulate_outgoing_args, x86_prologue_using_move,
11650 x86_epilogue_using_move, x86_decompose_lea,
11651 x86_arch_always_fancy_math_387, x86_shift1,
11652 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11653 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11654 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11655 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11656 x86_use_incdec, x86_pad_returns, x86_bswap,
11657 x86_partial_flag_reg_stall): Remove.
11658 (enum ix86_tune_indices): New.
11659 (ix86_tune_features): New.
11660 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11661 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11662 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11663 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11664 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11665 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11666 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11667 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11668 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11669 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11670 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11671 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11672 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11673 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11674 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11675 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11676 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11677 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11678 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11679 TARGET_EXT_80387_CONSTANTS): Use it.
11680 (enum ix86_arch_indices): New.
11681 (ix86_arch_features): New.
11682 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11683 TARGET_BSWAP): Use it.
11684 (ix86_tune_mask, ix86_arch_mask): Remove.
11686 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11689 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11690 Define using $${sysroot_headers_suffix}.
11691 * configure: Regenerate.
11692 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11693 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11695 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11696 * gcc.c (print_sysroot_headers_suffix): New.
11697 (option_map): Include --print-sysroot-headers-suffix.
11698 (display_help): Mention -print-sysroot-headers-suffix.
11699 (process_command): Handle -print-sysroot-headers-suffix.
11700 (do_spec_1): Append multilib directory to include-fixed path if
11701 sysroot suffixes in use.
11702 (main): Handle -print-sysroot-headers-suffix.
11703 * Makefile.in (start.encap): Don't depend on xlimits.h
11704 (xlimits.h): Remove.
11705 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11706 limits.h for each multilib in fixinc_list.
11707 (fixinc_list, s-fixinc_list): New.
11708 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11709 generate them for each multilib in fixinc_list.
11710 (stmp-fixproto): Use include-fixed. Run fixproto for each
11711 multilib in fixinc_list.
11712 (mostlyclean): Don't remove xlimits.h.
11713 (clean): Remove include-fixed.
11714 (real-install-headers-tar, real-install-headers-cpio,
11715 real-install-headers-cp): Don't copy include, only include-fixed.
11716 (install-mkheaders): Depend on fixinc_list. Don't depend on
11717 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11718 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11719 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11721 2007-03-06 Jan Hubicka <jh@suse.cz>
11723 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11726 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11728 * configure.ac: Allow tm_file to contain build-directory files.
11729 * configure: Regenerate.
11730 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11731 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11732 * config/m68k/print-sysroot-suffix.sh: New file.
11734 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11736 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11737 of pic_offset_table_rtx if reload_completed.
11738 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11739 PIC_OFFSET_TABLE_REGNUM.
11740 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11742 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11743 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11745 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11747 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11748 functions that call eh_return.
11750 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11752 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11753 functions that need a constant pool.
11755 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11758 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11759 (m68k_preferred_reload_class): Likewise.
11760 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11761 (SECONDARY_RELOAD_CLASS): Define.
11762 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11763 (LIMIT_RELOAD_CLASS): Delete.
11764 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11765 registers from storing bytes.
11766 (m68k_secondary_reload_class): New function.
11767 (m68k_preferred_reload_class): Likewise.
11769 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11771 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11773 (m68k_expand_prologue): Likewise.
11775 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11777 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11778 (mips_expand_epilogue): Add a bool parameter.
11779 (m68k_legitimize_sibcall_address): Declare.
11780 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11781 (m68k_expand_epilogue): Add a parameter to select between sibling
11782 and normal epilogues. Only generate a return for the latter.
11783 (m68k_ok_for_sibcall_p): New function.
11784 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11785 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11786 (sibcall_value, *sibcall_value): Likewise.
11787 (*call, *call_value): Require !SIBLING_CALL_P.
11788 (epilogue): Update call to m68k_expand_epilogue.
11789 (sibcall_epilogue): New pattern.
11790 * config/m68k/predicates.md (const_call_operand): Say that this
11791 predicate applies to sibling calls too.
11792 (sibcall_operand): New predicate.
11794 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11796 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11797 alternatives as movsi_cf.
11798 (movsf_cf_hard): Add commentary.
11800 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11801 Richard Sandiford <richard@codesourcery.com>
11803 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11804 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11805 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11806 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11807 as being live on exit from an interrupt function.
11808 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11809 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11810 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11811 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11812 (m68k_interrupt_function_p): Globalize.
11813 (m68k_compute_frame_layout): Remove reverse mask code.
11814 (m68k_emit_movem, m68k_set_frame_related): New functions.
11815 (m68k_output_function_prologue): Delete in favor of...
11816 (m68k_expand_prologue): ...this new function.
11817 (m68k_output_function_epilogue): Delete in favor of...
11818 (m68k_expand_epilogue): ...this new function.
11819 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11821 (print_operand): Handle %?.
11822 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11823 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11824 (prologue, epilogue): New patterns.
11825 (return): Turn into a define_expand.
11826 (*return): New pattern, derived from old "return" pattern. Use rte
11827 rather than rts for interrupt functions. Only use rtd if the pop
11829 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11830 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11831 (link, *link, unlink, *unlink, load_got): Likewise.
11833 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11837 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11838 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11839 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11840 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11841 and m68k_matches_u_p.
11842 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11843 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11844 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11845 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11846 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11847 (REG_STRICT_P): New macro.
11848 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11849 PCREL_GENERAL_OPERAND_OK.
11850 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11851 m68k_legitimate_base_reg_p.
11852 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11853 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11854 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11855 * config/m68k/m68k.c (m68k_address): New structure.
11856 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11857 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11858 (m68k_jump_table_ref_p, m68k_decompose_address)
11859 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11860 (m68k_matches_u_p): New functions.
11861 (print_operand_address): Rewrite to use m68k_decompose_index.
11863 2007-03-05 David Taylor <dtaylor@emc.com>
11865 * gcc.c: Correct copyright date in --version output.
11867 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11869 * pa.md: In unamed move patterns, disparge copies between general
11870 and floating point registers using '?' modifier. Don't include 'f'
11871 constraint for register preferences in DImode, SImode, HImode and
11872 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11873 Remove constraints for copies between general and floating registers
11874 in soft-float DFmode pattern.
11875 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11879 2007-03-05 Mike Stump <mrs@apple.com>
11881 * c-common.c (targetcm): Add.
11882 * c-opts.c (c_common_handle_option): Handle language specific
11884 * opts.c (handle_option): Verify language for target options, if
11886 * opth-gen.awk: Add CL_LANG_ALL.
11887 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11888 (TARGETCM_INITIALIZER): Add.
11889 * target.h (struct gcc_targetcm): Add.
11891 * targhooks.c (default_handle_c_option): Add.
11892 * targhooks.h (default_handle_c_option): Add.
11893 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11895 * config/darwin.opt (iframework): Add.
11896 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11897 * config/darwin-c.c (handle_c_option): Add.
11898 (TARGET_HANDLE_C_OPTION): Add.
11900 * doc/invoke.texi (Darwin Options): Add -iframework.
11902 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11904 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11907 2007-03-05 Ian Lance Taylor <iant@google.com>
11909 * c.opt (fgnu89-inline): New option.
11910 * c-opts.c (c_common_post_options): Set default value for
11912 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11913 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11915 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11916 (grokdeclarator, start_function): Likewise.
11917 * c-cppbuiltin.c (c_cpp_builtins): Define either
11918 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11919 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11920 (C Dialect Options): Document -fgnu89-inline.
11921 * doc/extend.texi (Function Attributes): Explain what the
11922 gnu_inline attribute does.
11923 * doc/cpp.texi (Common Predefined Macros): Document
11924 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11926 2007-03-05 Ian Lance Taylor <iant@google.com>
11928 PR tree-optimization/31034
11929 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11930 half-range if the other side is an overflow infinity.
11932 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11934 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11935 (bfin*-linux-uclibc*): New configuration.
11936 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11938 * config/bfin/linux.h: New file.
11939 * config/bfin/libgcc-bfin.ver: New file.
11940 * config/bfin/t-bfin-uclinux: New file.
11941 * config/bfin/t-bfin-linux: New file.
11942 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11943 (TARGET_OS_CPP_BUILTINS): New macro.
11945 2007-03-05 Richard Guenther <rguenther@suse.de>
11947 * fold-const.c (fold_binary): Remove duplicate folding
11948 of comparison of non-null ADDR_EXPR against null.
11950 2007-03-05 Richard Guenther <rguenther@suse.de>
11951 Dorit Nuzman <dorit@il.ibm.com>
11953 PR tree-optimization/26420
11954 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11955 are no loops in the function. Only print the number of
11956 vectorized loops if it is greater than zero or we are supposed
11957 to print information about unvectorized loops.
11959 2007-03-05 Revital Eres <eres@il.ibm.com>
11961 * gcc.dg/var-expand1.c: New test.
11962 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11963 when an accumulator is expanded.
11965 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11968 * c-common.c (convert_and_check): Don't give warnings for
11969 conversion if 'expr' already overflowed.
11971 2007-03-04 Roger Sayle <roger@eyesopen.com>
11973 PR middle-end/30744
11974 * fold-const.c (fold_comparison): Enforce type consistency when
11975 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11977 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11979 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11980 containing a cast to the base of TARGET_MEM_REF.
11982 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11984 * tree.c (tree_contains_struct_check_failed): Remove spurious
11985 whitespace from error message.
11987 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11990 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11991 instead of precision.
11993 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11994 Nathan Sidwell <nathan@codesourcery.com>
11996 * emit-rtl.c (find_auto_inc): New.
11997 (try_split): recreate REG_INC notes,
11998 Use regular for loops rather than whiles.
12000 2007-03-03 Andreas Schwab <schwab@suse.de>
12002 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12003 * configure: Regenerate.
12005 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12007 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12008 flag_rounding_math, not flag_unsafe_math_optimizations.
12010 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12012 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12013 alpha_fold_vector_minmax): Likewise.
12014 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12015 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12017 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12019 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12020 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12021 if the lhs has side-effects.
12022 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12024 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12026 * config/i386/i386.h (TUNEMASK): Remove define.
12027 (ARCHMASK): Remove define.
12028 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12029 Use ix86_arch_mask variable instead of ARCHMASK.
12030 * config/i386/i386.c (override_options): Ditto.
12031 (standard_80387_constant_p): Ditto.
12033 2007-03-02 Ian Lance Taylor <iant@google.com>
12035 Used signed infinities in VRP.
12036 * tree-vrp.c (uses_overflow_infinity): New static function.
12037 (supports_overflow_infinity): New static function.
12038 (make_overflow_infinity): New static function.
12039 (negative_overflow_infinity): New static function.
12040 (positive_overflow_infinity): New static function.
12041 (is_negative_overflow_infinity): New static function.
12042 (is_positive_overflow_infinity): New static function.
12043 (is_overflow_infinity): New static function.
12044 (overflow_infinity_range_p): New static function.
12045 (compare_values_warnv): New function split out of compare_values.
12046 (compare_value): Call it.
12047 (set_value_range_to_nonnegative): Add overflow_infinity
12048 parameter. Change caller.
12049 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12051 (vrp_expr_computes_nonzero): Likewise.
12052 (compare_ranges, compare_range_with_value): Likewise.
12053 (compare_name_with_value, compare_names): Likewise.
12054 (vrp_evaluate_conditional): Likewise.
12055 (set_value_range): Handle infinity
12056 (vrp_operand_equal_p, operand_less_p): Likewise.
12057 (extract_range_from_assert): Likewise.
12058 (vrp_int_const_binop): Likewise.
12059 (extract_range_from_binary_expr): Likewise.
12060 (extract_range_from_unary_expr): Likewise.
12061 (extract_range_from_comparison): Likewise.
12062 (extract_range_from_expr): Likewise.
12063 (dump_value_range): Likewise.
12064 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12065 (test_for_singularity): Likewise.
12066 (vrp_int_const_binop): Remove inline qualifier.
12067 (adjust_range_with_scev): Add comment.
12068 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12070 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12072 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12073 (get_constraint_for): Likewise.
12074 (do_structure_copy): Likewise.
12075 (find_func_aliases): Fix references to MODIFY_EXPR.
12076 (intra_create_variable_infos): Tidy.
12077 * tree-ssa-operands.c (add_virtual_operand): Add argument
12079 When adding members of alias sets, if IS_CALL_SITE is true and
12080 the symbol is not call-clobbered, skip it.
12081 Adjust all callers.
12083 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12085 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12086 entry by means of emit_insn_at_entry.
12088 2007-03-02 Richard Henderson <rth@redhat.com>
12090 * expr.h (promoted_input_arg): Remove decl.
12091 * function.c (promoted_input_arg): Merge into ...
12092 * combine.c (setup_incoming_promotions): ... only caller.
12093 Rearrange to avoid double loop.
12095 2007-03-02 Ben Elliston <bje@au.ibm.com>
12096 Peter Bergner <bergner@vnet.ibm.com>
12097 Janis Johnson <janis187@us.ibm.com>
12099 * config/rs6000/dfp.md: New file.
12100 * config/rs6000/rs6000.md: Include dfp.md.
12101 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12102 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12103 and TDmode decimal float modes in FP registers.
12104 (num_insns_constant): Likewise.
12105 (rs6000_legitimate_offset_address_p): Likewise.
12106 (rs6000_legitimize_address): Likewise.
12107 (rs6000_legitimize_reload_address): Likewise.
12108 (rs6000_legitimate_address): Likewise.
12109 (rs6000_emit_move): Likewise.
12110 (function_arg_boundary): Likewise.
12111 (function_arg_advance): Likewise.
12112 (rs6000_darwin64_record_arg_recurse): Likewise.
12113 (function_arg): Likewise.
12114 (rs6000_gimplify_va_arg): Likewise.
12115 (rs6000_split_multireg_move): Likewise.
12116 (rs6000_output_function_epilogue): Likewise.
12117 (rs6000_output_function_epilogue): Likewise.
12118 (rs6000_register_move_cost): Likewise.
12119 (rs6000_function_value): Likewise.
12120 (rs6000_libcall_value): Likewise.
12122 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12124 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12126 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12128 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12129 Use $MULTIDIR to choose between the kernel and RTP headers,
12130 and use $WIND_BASE and $WIND_USR to locate them.
12132 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12134 * config/i386/i386.c (override_options): Put initialization of
12135 ix86_tune_mask and ix86_arch_mask to the correct place.
12137 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12138 Michael Meissner <michael.meissner@amd.com>
12141 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12142 (ARCHMASK): Define.
12143 (TARGET_CMOVE): Use ARCHMASK.
12144 (TARGET_CMPXCHG): Ditto.
12145 (TARGET_CMPXCHG8B): Ditto.
12146 (TARGET_XADD): Ditto.
12147 (TARGET_BSWAP): Ditto.
12148 * config/i386/i386.c (ix86_tune_mask): New global variable.
12149 (ix86_arch_mask): Ditto.
12150 (override_options): Initialize ix86_tune_mask and
12151 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12154 2007-03-02 Ben Elliston <bje@au.ibm.com>
12157 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12159 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12161 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12162 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12163 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12164 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12166 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12167 rs6000_init_dwarf_reg_sizes_extra): New.
12168 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12169 SPE register high parts.
12171 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12173 * Makefile.in: Add install-pdf target as
12174 copied from automake v1.10 rules.
12175 * configure.ac: Add install-pdf to target list.
12176 * configure: Regenerate.
12178 2007-03-01 Paul Brook <paul@codesourcery.com>
12180 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12181 modes to LDRD for DImode.
12182 (output_move_double): Fixup out of range ldrd/strd.
12183 (vfp_secondary_reload_class): Rename...
12184 (coproc_secondary_reload_class): ... to this. Add wb argument.
12185 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12186 coproc_secondary_reload_class for CLASS_IWMMXT.
12187 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12188 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12190 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12192 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12193 unroll factor by the estimated number of iterations.
12194 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12195 than prefetch latency.
12197 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12198 decode_caches_intel, detect_caches_intel): New functions.
12199 (host_detect_local_cpu): Use detect_caches_amd and
12200 detect_caches_intel.
12202 2007-03-01 Richard Henderson <rth@redhat.com>
12204 * expr.c (emit_move_complex_push): Export.
12205 (emit_move_complex_parts): Split out from ...
12206 (emit_move_complex): ... here.
12207 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12208 * config/i386/i386.md (movcdi): New.
12210 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12212 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12213 size of mode1 to check for tieable modes in MMX case.
12215 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12217 * Makefile.in (rtlanal.o): Depend on tree.h.
12218 * rtl.h (offset_within_section_p, split_const): Declare.
12219 * rtlanal.c: Include tree.h.
12220 (offset_within_block_p): New function, taken from
12221 mips_offset_within_object_p.
12222 (split_const): New function, taken from mips_split_const.
12223 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12225 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12226 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12227 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12228 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12229 (m68k_illegitimate_symbolic_constant_p): New function.
12230 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12231 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12232 symbolic constant that might be outside the symbol's section,
12233 move the symbol first and then add the offset.
12234 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12236 * config/mips/mips.c (mips_split_const): Delete.
12237 (mips_offset_within_object_p): Delete.
12238 (mips_symbolic_constant_p): Use offset_within_section_p and
12239 split_const instead of mips_offset_within_object_p and
12241 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12242 (mips_legitimize_const_move, print_operand_reloc)
12243 (mips_dangerous_for_la25_p): Use split_const instead of
12246 2007-02-28 Eric Christopher <echristo@apple.com>
12248 * Makefile.in (install-include-dir): Don't rm -rf include.
12250 2007-02-28 Richard Guenther <rguenther@suse.de>
12252 PR middle-end/30364
12253 * fold-const.c (fold_binary): Do not associate expressions
12254 with more than one variable for integer types that do not wrap.
12256 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12258 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12259 Delete, and replace with...
12260 (fold_builtin_call_array): This. Update callers to use it.
12261 * fold-const.c (fold_build_call_list): Delete, and replace with...
12262 (fold_build_call_array): This.
12263 (fold_build_call_list_initializer): Delete, and replace with...
12264 (fold_build_call_array_initializer): This.
12265 * tree.h: Update declarations to reflect above changes.
12267 * c-typeck.c (build_function_call): Store converted arguments
12268 in a stack-allocated array instead of building a list.
12269 (convert_arguments): Store arguments in the array passed in as an
12270 argument, and return the actual number of arguments.
12271 * c-format.c: (check_function_format): Pass arguments in an
12272 array instead of a list.
12273 * c-common.c (check_function_nonnull): Likewise.
12274 (check_function_sentinel): Likewise.
12275 (check_function_arguments): Likewise.
12276 * c-common.h: Update declarations to reflect above changes.
12278 2007-02-28 Jan Hubicka <jh@suse.cz>
12280 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12281 PRED_NEGATIVE_RETURN): Update outcomes.
12283 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12285 * calls.c (emit_library_call_value_1): Handle partial registers
12286 correctly when building up CALL_INSN_FUNCTION_USAGE.
12288 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12290 * pa/predicates.md (move_src_operand): Allow zero for mode.
12291 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12294 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12297 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12298 *movv2df_internal): Enable pattern only for valid operand
12300 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12301 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12303 2007-02-27 Mike Stump <mrs@apple.com>
12305 * config/darwin-crt3.c: Avoid compilation when compiling for a
12308 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12310 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12312 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12313 for fixed headers and limits.h.
12314 (install-include-dir, install-headers-tar, install-headers-cpio,
12315 install-headers-cp, real-install-headers-tar,
12316 real-install-headers-cpio, real-install-headers-cp): Handle
12317 include-fixed as well as include.
12318 (install-mkheaders): Don't install files that go only in include
12320 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12321 from GCC_INCLUDE_DIR.
12322 * gcc.c (process_command): Remove special -BstageN/ handling.
12323 (do_spec_1): Add include-fixed directories.
12325 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12327 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12329 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12331 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12334 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12336 * c-common.c (get_priority): Add check for
12337 SUPPORTS_INIT_PRIORITY.
12339 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12341 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12343 * config/bfin/bfin.c: Include "cfglayout.h".
12344 (MAX_LSETUP_DISTANCE): New macro.
12345 (struct loop_info): New members incoming, incoming_src and
12346 incoming_dest. Delete member predecessor.
12347 (length_for_loop): New function.
12348 (bfin_optimize_loop): Handle more different loop structures.
12349 (bfin_discover_loop): Rework detection of predecessor blocks by
12350 examining incoming edges.
12351 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12353 (bfin_reorder_loops): New function.
12354 (bfin_reorg_loops): Use these three new functions.
12356 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12357 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12358 (CONSTRAINT_LEN): Add entry for 'q'.
12359 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12360 Add 'q' constraints.
12361 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12362 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12364 * config/bfin/bfin.md (add_with_carry): New pattern.
12365 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12366 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12367 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12368 support unsigned multiplies too. Removed incorrect commutativity from
12369 operand 1 constraint where appropriate.
12370 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12372 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12373 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12375 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12376 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12377 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12378 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12379 usmulhisi_hh_huh): New patterns.
12381 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12382 lshifthi3): Fix output template to use half reg for operand 2.
12384 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12387 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12389 2007-02-27 Andreas Schwab <schwab@suse.de>
12391 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12393 2007-02-27 Jan Hubicka <jh@suse.cz>
12395 * predict.c (last_basic_block_p): Remove.
12396 (tree_estimate_probability): Update return heuristic for commonized
12399 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12401 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12403 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12405 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12406 * doc/cpp.texi: Standardize title page.
12407 * doc/cppinternals.texi: Likewise.
12408 * doc/gcc.texi: Standardize title page, remove version number
12409 from copyright page.
12410 * doc/gccint.texi: Likewise.
12411 * doc/install.texi: Standardize title page, add table of
12414 2007-02-26 Jan Hubicka <jh@suse.cz>
12416 * predict.def: Set outcomes according to more recent results.
12417 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12418 Remove dead predictors.
12419 * predict.c (return_prediction): Fix pasto.
12421 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12423 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12424 change; avoid a memory leak when returning early.
12426 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12428 * c-decl.c (static_ctors): Move to c-common.c.
12429 (static_dtors): Likewise.
12430 (finish_function): Use c_record_cdtor_fn.
12431 (build_cdtor): Move to c-common.c.
12432 (c_write_global_declarations): Use c_build_cdtor_fns.
12433 * c-common.h (static_ctors): Declare.
12434 (static_dtors): Likewise.
12435 (c_record_cdtor_fn): Likewise.
12436 (c_build_cdtor_fns): Likewise.
12437 * c-common.c (static_ctors): New variable.
12438 (static_dtors): Likewise.
12439 (c_record_cdtor_fn): New function.
12440 (build_cdtor): Move from c-decl.c
12441 (c_build_cdtor_fns): New function.
12443 * output.h (assemble_addr_to_section): Declare.
12444 (get_cdtor_priority_section): Likewise.
12445 * varasm.c (assemble_addr_to_section): New function.
12446 (get_cdtor_priority_section): Likewise.
12447 (default_named_section_asm_out_destructor): Use them.
12448 (destor_dtor_section_asm_out_destructor): Likewise.
12449 (default_named_section_asm_out_constructor): Likewise.
12450 (default_ctor_section_asm_out_constructor): Likewise.
12451 * config.gcc (*-*-vxworks*): Include vxworks.o.
12452 * config/t-vxworks (vxworks.o): New target.
12453 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12454 (TARGET_ASM_CONSTRUCTOR): Define.
12455 (TARGET_ASM_DESTRUCTOR): Likewise.
12456 (vxworks_asm_out_constructor): Declare.
12457 (vxworks_asm_out_destructor): Likewise.
12459 * c-common.c (get_priority): Check that we have not just an
12460 INTEGER_CST, but an integer constant with integeral type.
12462 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12464 PR tree-optimization/30938
12465 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12466 use &dt[nargs-1] instead of &dt[nargs] in the call to
12467 vect_is_simple_use().
12469 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12471 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12472 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12473 Do not attempt to handle MEM inside auto-inc expressions.
12474 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12475 of a register modified by an auto-inc expression. However, do handle
12476 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12477 (elimination_effects): Prohibit elimination of a register modified
12478 by an auto-inc expression. Disable register elimination rules whose
12479 target register is modified by an auto-inc expression with variable
12482 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12484 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12486 (array_at_struct_end_p): New function.
12487 (idx_infer_loop_bounds): Use it.
12488 (estimate_numbers_of_iterations_loop): Export.
12489 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12490 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12491 (tree_estimate_probability): Call record_loop_exits.
12492 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12493 (estimated_loop_iterations, estimated_loop_iterations_int,
12494 estimated_loop_iterations_tree): New functions.
12495 (analyze_siv_subscript_cst_affine,
12496 compute_overlap_steps_for_affine_1_2,
12497 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12498 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12499 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12500 (PRED_LOOP_ITERATIONS_GUESSED): New.
12501 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12502 * cfgloop.h (estimate_numbers_of_iterations_loop,
12503 estimated_loop_iterations_int): Declare.
12505 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12507 * doc/extend.texi: Document optional priority argument to
12508 constructors and destructors.
12509 * tree.c (init_priority_for_decl): Adjust GTY markers.
12510 (init_ttree): Use priority-info hash functions for
12511 init_priority_for_decl.
12512 (tree_map_eq): Rename to ...
12513 (tree_map_base_eq): ... this.
12514 (tree_map_marked_p): Rename to ...
12515 (tree_map_base_marked_p): ... this.
12516 (tree_map_base_hash): New function.
12517 (decl_init_priority_lookup): Rework.
12518 (decl_fini_priority_lookup): New function.
12519 (decl_priority_info): New function.
12520 (decl_init_priority_insert): Use it.
12521 (decl_fini_priority_insert): Likewise.
12522 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12524 (decl_restrict_base_insert): Likewise.
12525 (decl_debug_expr_insert): Likewise.
12526 (decl_value_expr_lookup): Likewise.
12527 (decl_value_expr_insert): Likewise.
12528 * tree.h (priority_type): New type.
12529 (decl_init_priority_lookup): Use priority_type.
12530 (decl_fini_priority_lookup): New function.
12531 (decl_init_priority_insert): Use priority_type.
12532 (decl_fini_priority_insert): New function.
12533 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12534 (DECL_INIT_PRIORITY): Likewise.
12535 (SET_DECL_INIT_PRIORITY): Add comment.
12536 (DECL_FINI_PRIORITY): New macro.
12537 (SET_DECL_FINI_PRIORITY): Likewise.
12538 (DEFAULT_INIT_PRIORITY): Document.
12539 (MAX_INIT_PRIORITY): Likewise.
12540 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12541 (tree_map_base): New type.
12542 (tree_map_base_eq): New function.
12543 (tree_map_base_hash): Likewise.
12544 (tree_map_base_marked_p): Likewise.
12545 (tree_map): Inherit from tree_map_base.
12546 (tree_map_eq): Make it a macro.
12547 (tree_map_marked_p): Likewise.
12548 (tree_int_map): Inherit from tree_map_base.
12549 (tree_int_map_eq): Make it a macro.
12550 (tree_int_map_hash): Likewise.
12551 (tree_int_map_marked_p): Likewise.
12552 (tree_priority_map): New type.
12553 (tree_priority_map_eq): New macro.
12554 (tree_priority_map_hash): Likewise.
12555 (tree_priority_map_marked_p): Likewise.
12556 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12558 (emutls_common_1): Likewise.
12559 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12560 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12561 of tree_map hierarchy.
12562 * tree-cfg.c (move_stmt_r): Likewise.
12563 (new_label_mapper): Likewise.
12564 * c-tree.h (c_expand_body): Move to ...
12565 * c-common.h (c_expand_body): ... here.
12566 * c-decl.c (c_expand_body): Move to ...
12567 * c-common.c (c_expand_body): ... here.
12568 (c_common_attribute_table): Allow 1 argument for the constructor
12569 and destructor attributes.
12570 (get_priority): New function.
12571 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12572 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12574 2007-02-24 Jan Hubicka <jh@suse.cz>
12576 PR middle-end/30509
12577 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12578 copying for inlining.
12580 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12581 Jan Hubicka <jh@suse.cz>
12584 * i386.c (counter_mode): New function.
12585 (expand_set_or_movmem_via_loop): Use it.
12586 (expand_movmem_epilogue): Likewise; fix pasto.
12587 (ix86_expand_movmem): Do emit guard even for constant counts.
12588 (ix86_expand_setmem): Likewise.
12590 2007-02-25 Nick Clifton <nickc@redhat.com>
12592 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12593 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12595 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12598 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12599 count argument with 0x10, not with 0x16.
12600 (expand_setmem_epilogue): Ditto.
12602 2007-02-24 Mike Stump <mrs@apple.com>
12604 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12607 2007-02-24 Richard Guenther <rguenther@suse.de>
12609 PR middle-end/30951
12610 * fold-const.c (fold_binary): Fold x +- CST op x for
12611 EQ_EXPR and NE_EXPR.
12613 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12615 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12617 2007-02-24 Jan Hubicka <jh@suse.cz>
12619 * cgraphunit.c (decide_is_function_needed): Honor
12620 -fkeep-inline-functions.
12622 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12624 * builtins.c (fold_builtin_modf): New.
12625 (fold_builtin_2): Use it.
12627 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12629 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12630 (determine_max_iter): Take additional LOOP arg; all callers changed.
12631 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12632 one using simplifications.
12633 (simplify_using_initial_values): Return if the expression becomes
12634 invalid due to altered regs.
12636 2007-02-23 DJ Delorie <dj@redhat.com>
12638 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12640 2007-02-23 Mike Stump <mrs@apple.com>
12642 * tlink.c (scan_linker_output): Parse linker messages from
12643 darwin9's linker better.
12645 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12648 * varpool.c (varpool_assemble_pending_decls): Set
12649 varpool_last_needed_node to null.
12651 2007-02-23 DJ Delorie <dj@redhat.com>
12653 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12654 alignment bigger than the object file can handle.
12656 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12659 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12660 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12661 (*movsf_1): Penalize MMX moves.
12663 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12665 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12666 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12668 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12670 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12672 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12673 (fold_builtin_1): Use them.
12674 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12675 BUILT_IN_SIGNIFICAND.
12677 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12679 * config/i386/i386.c (bdesc_1arg): Initialize
12680 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12681 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12682 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12683 and IX86_BUILTIN_MOVSLDUP.
12685 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12687 PR rtl-optimization/30841
12688 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12690 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12692 * builtins.c (fold_builtin_frexp): New.
12693 (fold_builtin_2): Use it.
12695 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12697 * doc/invoke.texi (Spec Files): Document getenv spec function.
12699 * gcc.c (getenv_spec_function): New function.
12700 (static_spec_functions): Add it.
12701 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12702 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12705 2007-02-22 Michael Matz <matz@suse.de
12708 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12709 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12711 2007-02-22 Ian Lance Taylor <iant@google.com>
12714 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12715 (mem_loc_descriptor): Call it.
12717 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12718 Ira Rosen <irar@il.ibm.com>
12720 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12722 2007-02-22 Ira Rosen <irar@il.ibm.com>
12724 PR tree-optimization/30843
12725 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12726 stores only after all the group is vectorized.
12728 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12730 PR tree-optimization/30858
12731 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12732 in the reduction cycle have a single use in the loop.
12733 * tree-vectorizer.h (relevant): Add documentation.
12735 2007-02-20 Mike Stump <mrs@apple.com>
12737 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12738 * configure: Regenerate.
12740 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12742 Change the defaults of some parameters and options.
12743 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12744 * config/spu/spu.c (spu_optimization_options): Add.
12745 (spu_override_options): Change params in spu_optimization_options.
12746 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12748 Register 127 is only 16 byte aligned when used as a frame pointer.
12749 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12750 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12751 HARD_FRAME_POINTER_REGNUM.
12752 (spu_legitimate_address): Use regno_aligned_for_reload.
12753 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12754 aligned when frame_pointer_needed is true.
12755 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12757 * config/spu/spu.h (INIT_EXPANDERS): Define.
12759 Make sure shift and rotate instructions have valid immediate operands.
12760 * config/spu/predicates.md (spu_shift_operand): Remove.
12761 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12762 * config/spu/constraints.md (W, O): Extend range.
12763 * config/spu/spu.md (umask, nmask): Define.
12764 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12765 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12766 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12767 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12768 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12769 (lshr<mode>3_reg): Fix rtl description.
12771 Make sure mulhisi immediate operands are valid.
12772 * config/spu/predicates.md (imm_K_operand): Add.
12773 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12775 Generate constants using fsmbi and andi.
12776 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12777 (print_operand, spu_split_immediate, classify_immediate,
12778 fsmbi_const_p): Handle IC_FSMBI2.
12780 Correctly handle a CONST_VECTOR containing symbols.
12781 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12782 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12783 (immediate_load_p): Allow symbols that use 2 instructions to create.
12784 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12785 with symbols when flag_pic is set.
12786 (const_vector_immediate_p): New.
12787 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12788 accept a CONST_VECTOR with symbols.
12789 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12790 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12792 * config/spu/spu.md (high, low): Delete.
12793 (low_<mode>): Define.
12795 Remove INTRmode and INTR_REGNUM, which didn't work.
12796 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12798 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12799 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12800 peephole2 pattern): Don't use INTR or 131.
12801 (movintrcc): Delete.
12802 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12803 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12804 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12805 (UNSPEC_SET_INTR): Add.
12806 * config/spu/spu-modes.def (INTR): Remove.
12808 More accurate warnings about run-time relocations.
12809 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12811 Correctly warn about immediate arguments to specific intrinsics.
12812 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12813 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12814 the instruction predicate.
12816 Fix tree check errors with latest update.
12817 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12819 (spu_expand_builtin): Use CALL_EXPR_FN.
12821 Add missing specific intrinsics.
12822 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12824 * config/spu/spu_internals.h: Ditto.
12826 Fix incorrect operand modifiers.
12827 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12828 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12830 Optimize one case of zero_extend of a vec_select.
12831 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12833 Accept any immediate for hbr.
12834 * config/spu/spu.md (hbr): Change s constraints to i.
12836 2007-02-21 Paul Brook <paul@codesourcery.com>
12838 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12839 condexec_count when skipping USE and CLOBBER.
12841 2007-02-21 Nick Clifton <nickc@redhat.com>
12843 * common.opt (Warray-bounds): Add Warning attribute.
12844 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12846 (fsized-zeroes): Add Optimization attribute.
12847 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12848 * c.opt (Wc++0x-compat): Add Warning attribute.
12850 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12852 PR middle-end/30761
12853 * reload1.c (eliminate_regs_in_insn): In the single_set special
12854 case, attempt to re-recognize the insn before falling back to
12855 having reload fix it up.
12857 2007-02-20 Eric Christopher <echristo@gmail.com>
12859 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12860 Rewrite accordingly.
12861 (frv_read_iacc_argument): Ditto.
12862 (frv_expand_set_builtin): Take a call instead of arglist, update for
12864 (frv_expand_unop_builtin): Ditto.
12865 (frv_expand_binop_builtin): Ditto.
12866 (frv_expand_cut_builtin): Ditto.
12867 (frv_expand_binopimm_builtin): Ditto.
12868 (frv_expand_voidbinop_builtin): Ditto.
12869 (frv_expand_int_void2arg): Ditto.
12870 (frv_expand_prefetches): Ditto.
12871 (frv_expand_voidtriop_builtin): Ditto.
12872 (frv_expand_voidaccop_builtin): Ditto.
12873 (frv_expand_load_builtin): Ditto.
12874 (frv_expand_store_builtin): Ditto.
12875 (frv_expand_mdpackh_builtin): Ditto.
12876 (frv_expand_mclracc_builtin): Ditto.
12877 (frv_expand_mrdacc_builtin): Ditto.
12878 (frv_expand_mwtacc_builtin): Ditto.
12879 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12882 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12884 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12885 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12887 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12888 point instructions.
12889 * configure: Regenerate.
12890 * config.in: Regenerate.
12891 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12892 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12893 masks to power6 and power6x and to POWERPC_MASKS.
12894 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12896 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12897 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12898 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12899 Access PROTOTYPE as variable, not mask.
12901 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12903 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12904 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12905 * combine.c (adjust_for_new_dest): Use it.
12906 * postreload.c (reload_combine): Likewise.
12908 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12910 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12911 notes on an insn with multiple sets, even if single_set returns
12912 non-NULL for that insn.
12914 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12916 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12917 scalbn and scalbln.
12919 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12921 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12922 if user didn't pass it.
12923 * config/i386/darwin.h (CC1_SPEC): Likewise.
12924 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12925 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12926 -mmacosx-version-min.
12928 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12929 Uros Bizjak <ubizjak@gmail.com>
12931 * optabs.h (enum optab_index): Add new OTI_scalb.
12932 (scalb_optab): Define corresponding macro.
12933 * optabs.c (init_optabs): Initialize scalb_optab.
12934 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12936 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12937 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12938 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12939 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12940 flag_unsafe_math_optimizations is set.
12942 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12943 to implement scalbf, scalb and scalbl built-ins as inline x87
12946 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12947 DJ Delorie <dj@redhat.com>
12950 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12951 (diagnostic_report_diagnostic): ... here, and turn them into real
12952 errors. If warnings are inhibited, no need to do anything.
12954 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12956 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12957 better code generation.
12959 2007-02-20 Ben Elliston <bje@au.ibm.com>
12961 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12963 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12965 * config/alpha/alpha.c, config/alpha/alpha.md,
12966 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12967 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12968 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12969 config/arm/lib1funcs.asm: Follow spelling conventions.
12971 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12972 config/fr30/fr30.md, config/i386/i386.h,
12973 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12974 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12975 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12976 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12977 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12978 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12979 config/sparc/sparc.c, config/sparc/sparc.h,
12980 config/sparc/sparc.md, config/spu/constraints.md,
12981 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12984 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12987 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12990 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12992 * doc/invoke.texi (-ftree-lrs): Remove.
12994 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12996 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12999 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13001 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13002 new CALL_EXPR_FN macro for retrieving the function
13003 declaration of the input expression.
13005 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13007 * c.opt (Waddress): New.
13008 * common.opt (Walways-true): Delete.
13009 (Wstring-literal-comparison): Delete.
13010 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13011 -Wstring-literal-comparison. Add -Waddress.
13013 (Walways-true): Delete.
13014 (Wstring-literal-comparison): Delete.
13015 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13016 consistently instead of -Walways-true in example.
13017 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13018 * c-typeck.c (parser_build_binary_op): Replace
13019 -Wstring-literal-comparison and -Walways-true with -Waddress.
13020 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13023 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13025 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13026 without DECL_STRUCT_FUNCTION initialized.
13028 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13030 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13031 due to calls to functions taking pointers as parameters.
13033 2007-02-19 Richard Henderson <rth@redhat.com>
13036 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13039 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13041 * config/s390/s390.c (s390_call_saved_register_used,
13042 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13043 accessed to the new scheme.
13045 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13047 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13048 (cris_print_index, cris_print_operand, cris_print_operand_address)
13049 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13050 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13051 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13052 GET_CODE () == xxx.
13053 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13054 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13055 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13056 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13057 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13058 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13059 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13060 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13061 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13062 (uminsi3, call, call_value): Ditto.
13063 (define_split: indir_to_reg_split, unnamed): Ditto.
13065 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13067 PR tree-optimization/30975
13068 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13071 2007-02-18 Eric Christopher <echristo@gmail.com>
13073 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13074 Remove use of arglist.
13075 (mips_expand_builtin): Remove use of arglist, pass in expr.
13076 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13077 (mips_expand_builtin_movtf): Ditto.
13078 (mips_expand_builtin_compare): Ditto.
13080 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13082 * tree-sra.c (sra_build_assignment): Replace assertion
13083 checking with a comment explaining why it can't be done.
13085 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13087 PR middle-end/30833
13088 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13089 during CALL_EXPR representation conversion.
13090 * tree-ssa-propagate.c (set_rhs): Likewise.
13092 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13094 * tree-sra.c (sra_build_assignment): Disable assertion checking
13097 2007-02-18 Roger Sayle <roger@eyesopen.com>
13099 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13100 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13101 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13103 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13104 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13105 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13106 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13107 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13108 force_gimple_operand): Likewise.
13109 * ipa-cp.c (constant_val_insert): Likewise.
13110 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13111 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13112 perfect_nestify): Likewise.
13113 * langhooks.c (lhd_omp_assignment): Likewise.
13114 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13115 lower_copyprivate_clauses, lower_send_clauses,
13116 lower_send_shared_vars, expand_parallel_call,
13117 expand_omp_for_generic, expand_omp_for_static_nochunk,
13118 expand_omp_for_static_chunk, expand_omp_sections,
13119 lower_omp_single_copy, lower_omp_for_lastprivate,
13120 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13121 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13122 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13125 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13127 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13128 config/sh/sh.md: Follow spelling conventions.
13130 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13131 config/frv/predicates.md: Follow spelling conventions.
13133 * config/m68k/linux-unwind.h: Fix a comment typo.
13134 * target.h: Follow spelling conventions.
13136 2007-02-18 Roger Sayle <roger@eyesopen.com>
13138 PR rtl-optimization/28173
13139 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13140 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13141 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13142 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13143 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13145 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13147 * builtins.c (fold_builtin_load_exponent): New.
13148 (fold_builtin_2): Use it.
13150 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13152 PR rtl-optimization/30773
13153 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13154 if we fail to attach a REG_EQUIV note.
13156 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13157 Roger Sayle <roger@eyesopen.com>
13159 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13161 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13163 * calls.c (initialize_argument_information): Pass original EXP
13164 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13165 code to split complex arguments here, as part of initializing the
13167 (expand_call): Remove code that builds a list of arguments and
13168 inserts implicit arguments into it. Instead, just count how many
13169 implicit arguments there will be so we can determine the size of
13170 the ARGS array, and let initialize_argument_information do the work.
13171 (split_complex_values): Delete unused function.
13173 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13175 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13177 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13179 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13180 for arg pointer based indexed addressing.
13182 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13184 * config/ia64/ia64.h, config/ia64/ia64.md,
13185 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13186 spelling conventions.
13188 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13190 * config/m68k/m68k.c (split_di): New.
13191 * config/m68k/m68k-protos.h: Declare split_di.
13192 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13193 Improve predicate handling and split constant shifts.
13195 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13197 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13198 parameter for register bitfield operations, general predicates
13201 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13203 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13204 * config/m68k/linux-unwind.h: New file.
13206 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13208 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13209 config/i386/athlon.md, config/ia64/ia64.md,
13210 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13211 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13212 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13213 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13214 tree-vect-transform.c: Fix comment typos.
13216 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13218 * sched-deps.c (find_insn_list): Remove.
13219 * sched-int.h: Remove the prototype for find_insn_list.
13221 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13223 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13225 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13226 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13227 darwin_rs6000_override_options.
13228 (C_COMMON_OVERRIDE_OPTIONS): Expect
13229 darwin_macosx_version_min to be non-NULL always.
13230 (TARGET_C99_FUNCTIONS): Likewise.
13231 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13232 (DARWIN_MINVERSION_SPEC): New.
13233 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13234 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13236 (DARWIN_MINVERSION_SPEC): New.
13237 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13239 * config/darwin-c.c (darwin_cpp_builtins): Expect
13240 darwin_macosx_version_min to be non-NULL always.
13242 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13244 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13246 * config/i386/i386.h (x86_use_xchgb): New.
13247 (TARGET_USE_XCHGB): New macro.
13248 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13249 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13250 Split after reload into bswaphi for shifts of 8.
13251 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13252 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13253 or when optimizing for size.
13255 2007-02-16 Richard Guenther <rguenther@suse.de>
13256 Christian Bruel <christian.bruel@st.com>
13258 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13259 DECLs but prefer SSA_NAMEs over DECLs.
13261 2007-02-16 Richard Guenther <rguenther@suse.de>
13263 * tree-flow-inline.h (single_imm_use_p): Remove.
13264 (zero_imm_uses_p): Likewise.
13265 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13266 instead of single_imm_use_p.
13267 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13270 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13273 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13274 nested double- and backquotes.
13276 2007-02-15 Roger Sayle <roger@eyesopen.com>
13278 PR middle-end/30391
13279 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13280 should be unreachable.
13281 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13282 For the time being redirect GIMPLE_MODIFY_STMT to the new
13283 (renamed) build_gimple_modify_stmt_stat.
13284 (build2_gimple_stat): Rename to...
13285 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13286 Always build a GIMPLE_MODIFY_STMT node.
13287 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13288 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13291 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13292 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13293 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13294 expand_complex_div_wide): Likewise.
13295 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13296 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13297 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13298 * tree-ssa-loop-manip.c (create_iv): Likewise.
13299 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13300 abs_replacement): Likewise.
13301 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13302 realify_fake_stores): Likewise.
13304 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13305 node rather than a GIMPLE_MODIFY_STMT node.
13306 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13307 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13309 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13310 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13311 GIMPLE_MODIFY_STMT.
13313 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13315 PR middle-end/30433
13316 * fold-const.c (fold_comparison): Add back the
13317 folding of constant complex comparisions.
13319 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13321 PR middle-end/30729
13322 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13323 effects unknown to this function, return early.
13325 2007-02-15 Ian Lance Taylor <iant@google.com>
13327 * lower-subreg.c (move_eh_region_note): New static function.
13328 (resolve_simple_move): Call it.
13329 (decompose_multiword_subregs): Track blocks for which we resolve a
13330 simple move which is also a control flow insn. Pass them to
13331 find_many_sub_basic_blocks.
13332 (pass_lower_subreg): Add TODO_verify_flow.
13333 (pass_lower_subreg2): Likewise.
13335 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13336 Brooks Moses <brooks.moses@codesourcery.com>
13337 Lee Millward <lee.millward@codesourcery.com>
13339 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13340 (VL_EXP_CLASS_P): New.
13341 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13343 (TREE_OPERAND_CHECK_CODE): Likewise.
13344 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13345 (TREE_RTL_OPERAND_CHECK): Likewise.
13346 (tree_operand_check_failed): Make second parameter the whole tree
13347 instead of its code. Fixed callers.
13348 (VL_EXP_CHECK): New.
13349 (TREE_OPERAND_LENGTH): New.
13350 (VL_EXP_OPERAND_LENGTH): New.
13351 (CALL_EXPR_FN): New.
13352 (CALL_EXPR_STATIC_CHAIN): New.
13353 (CALL_EXPR_ARGS): New.
13354 (CALL_EXPR_ARG): New.
13355 (call_expr_nargs): New.
13356 (CALL_EXPR_ARGP): New.
13357 (build_nt_call_list): Declare.
13358 (build_vl_exp_stat): Declare.
13359 (build_vl_exp): New.
13360 (build_call_list): Declare.
13361 (build_call_nary): Declare.
13362 (build_call_valist): Declare.
13363 (build_call_array): Declare.
13364 (call_expr_arg): Declare.
13365 (call_expr_argp): Declare.
13366 (call_expr_arglist): Declare.
13367 (fold_build_call_list): Declare.
13368 (fold_build_call_list_initializer): Declare.
13369 (fold_call_expr): Declare to replace fold_builtin.
13370 (fold_builtin_fputs): Update to agree with modified definition.
13371 (fold_builtin_strcpy): Likewise.
13372 (fold_builtin_strncpy): Likewise.
13373 (fold_builtin_memory_chk): Likewise.
13374 (fold_builtin_stxcpy_chk): Likewise.
13375 (fold_builtin_strncpy_chk): Likewise.
13376 (fold_builtin_next_arg): Likewise.
13377 (fold_build_call_expr): Declare.
13378 (fold_builtin_call_list): Declare.
13379 (fold_builtin_call_valist): Declare.
13380 (build_call_expr): Declare.
13381 (validate_arglist): Update to agree with modified definition.
13382 (tree_operand_length): New.
13383 (call_expr_arg_iterator): New.
13384 (init_call_expr_arg_iterator): New.
13385 (next_call_expr_arg): New.
13386 (first_call_expr_arg): New.
13387 (more_call_expr_args_p): New.
13388 (FOR_EACH_CALL_EXPR_ARG): New.
13390 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13391 and tcc_gimple_stmt.
13392 (tree_code_size): Update documentation. Use sizeof (tree) rather
13393 than sizeof (char *).
13394 (tree_size): Likewise. Add case for tcc_vl_exp.
13395 (tree_node_structure): Add case for tcc_vl_exp.
13396 (contains_placeholder_p): Likewise.
13397 (substitute_in_expr): Likewise.
13398 (substitute_placeholder_in_expr): Likewise.
13399 (stabilize_reference_1): Likewise.
13400 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13401 to diagnose breakage of this interface for constructing CALL_EXPRs.
13402 (build_nt): Add similar assertion here.
13403 (build_nt_call_list): New.
13404 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13405 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13407 (get_callee_fndecl): Use new CALL_EXPR accessors.
13408 (tree_operand_check_failed): Change parameters to pass entire node
13409 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13410 (process_call_operands): New.
13411 (build_vl_exp_stat): New.
13412 (build_call_list): New.
13413 (build_call_nary): New.
13414 (build_call_valist): New.
13415 (build_call_array): New.
13416 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13417 (call_expr_arglist): New.
13419 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13420 tcc_vl_exp instead of a fixed-size tcc_expression.
13422 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13423 accessors for CALL_EXPRs.
13424 (AGGR_INIT_EXPR): Likewise.
13426 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13427 Brooks Moses <brooks.moses@codesourcery.com>
13428 Lee Millward <lee.millward@codesourcery.com>
13430 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13431 (expand_builtin_nonlocal_goto): Change parameter to be entire
13432 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13433 (expand_builtin_prefetch): Likewise.
13434 (expand_builtin_classify_type): Likewise.
13435 (mathfn_built_in): Return NULL_TREE instead of 0.
13436 (expand_errno_check): Use new CALL_EXPR accessors.
13437 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13438 Return NULL_RTX instead of 0.
13439 (expand_builtin_mathfn_2): Likewise.
13440 (expand_builtin_mathfn_3): Likewise.
13441 (expand_builtin_interclass_mathfn): Likewise.
13442 (expand_builtin_sincos): Likewise.
13443 (expand_builtin_cexpi): Likewise.
13444 (expand_builtin_int_roundingfn): Likewise.
13445 (expand_builtin_int_roundingfn_2): Likewise.
13446 (expand_builtin_pow): Likewise.
13447 (expand_builtin_powi): Likewise.
13448 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13449 of arglist, fixing callers appropriately. Use new CALL_EXPR
13450 accessors and constructors. Return NULL_RTX instead of 0.
13451 (expand_builtin_strstr): Likewise.
13452 (expand_builtin_strchr): Likewise.
13453 (expand_builtin_strrchr): Likewise.
13454 (expand_builtin_strpbrk): Likewise.
13455 (expand_builtin_memcpy): Likewise.
13456 (expand_builtin_mempcpy): Likewise.
13457 (expand_builtin_mempcpy_args): New.
13458 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13459 (expand_builtin_memmove_args): New.
13460 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13461 (expand_movstr): Likewise.
13462 (expand_builtin_strcpy): Likewise.
13463 (expand_builtin_strcpy_args): New.
13464 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13465 (expand_builtin_strncpy): Likewise.
13466 (expand_builtin_memset): Likewise.
13467 (expand_builtin_memset_args): New.
13468 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13469 (expand_builtin_memcmp): Likewise.
13470 (expand_builtin_strcmp): Likewise.
13471 (expand_builtin_strncmp): Likewise.
13472 (expand_builtin_strcat): Likewise.
13473 (expand_builtin_strncat): Likewise.
13474 (expand_builtin_strspn): Likewise.
13475 (expand_builtin_strcspn): Likewise.
13476 (expand_builtin_args_info): Likewise.
13477 (expand_builtin_va_start): Likewise.
13478 (gimplify_va_arg_expr): Likewise.
13479 (expand_builtin_va_end): Likewise.
13480 (expand_builtin_va_copy): Likewise.
13481 (expand_builtin_frame_address): Likewise.
13482 (expand_builtin_alloca): Likewise.
13483 (expand_builtin_bswap): Likewise.
13484 (expand_builtin_unop): Likewise.
13485 (expand_builtin_fputs): Likewise.
13486 (expand_builtin_expect): Likewise.
13487 (expand_builtin_fabs): Likewise.
13488 (expand_builtin_copysign): Likewise.
13489 (expand_builtin_printf): Likewise.
13490 (expand_builtin_fprintf): Likewise.
13491 (expand_builtin_sprintf): Likewise.
13492 (expand_builtin_init_trampoline): Likewise.
13493 (expand_builtin_signbit): Likewise.
13494 (expand_builtin_fork_or_exec): Likewise.
13495 (expand_builtin_sync_operation): Likewise.
13496 (expand_builtin_compare_and_swap): Likewise.
13497 (expand_builtin_lock_test_and_set): Likewise.
13498 (expand_builtin_lock_release): Likewise.
13499 (expand_builtin): Likewise.
13500 (builtin_mathfn_code): Likewise.
13502 (fold_builtin_constant_p): Pass call arguments individually instead
13503 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13504 accessors and constructors. Return NULL_TREE instead of 0.
13505 (fold_builtin_expect): Likewise.
13506 (fold_builtin_classify_type): Likewise.
13507 (fold_builtin_strlen): Likewise.
13508 (fold_builtin_nan): Likewise.
13509 (integer_valued_real_p): Likewise.
13510 (fold_trunc_transparent_mathfn): Likewise.
13511 (fold_fixed_mathfn): Likewise.
13512 (fold_builtin_cabs): Likewise.
13513 (fold_builtin_sqrt): Likewise.
13514 (fold_builtin_cbrt): Likewise.
13515 (fold_builtin_cos): Likewise.
13516 (fold_builtin_cosh): Likewise.
13517 (fold_builtin_tan): Likewise.
13518 (fold_builtin_sincos): Likewise.
13519 (fold_builtin_cexp): Likewise.
13520 (fold_builtin_trunc): Likewise.
13521 (fold_builtin_floor): Likewise.
13522 (fold_builtin_ceil): Likewise.
13523 (fold_builtin_round): Likewise.
13524 (fold_builtin_int_roundingfn): Likewise.
13525 (fold_builtin_bitop): Likewise.
13526 (fold_builtin_bswap): Likewise.
13527 (fold_builtin_logarithm): Likewise.
13528 (fold_builtin_hypot): Likewise.
13529 (fold_builtin_pow): Likewise.
13530 (fold_builtin_powi): Likewise.
13531 (fold_builtin_exponent): Likewise.
13532 (fold_builtin_memset): Likewise.
13533 (fold_builtin_bzero): Likewise.
13534 (fold_builtin_memory_op): Likewise.
13535 (fold_builtin_bcopy): Deleted; call site changed to invoke
13536 fold_builtin_memory_op directly.
13537 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13538 (fold_builtin_strncpy): Likewise.
13539 (fold_builtin_memcmp): Likewise.
13540 (fold_builtin_strcmp): Likewise.
13541 (fold_builtin_strncmp): Likewise.
13542 (fold_builtin_signbit): Likewise.
13543 (fold_builtin_copysign): Likewise.
13544 (fold_builtin_isascii): Likewise.
13545 (fold_builtin_toascii): Likewise.
13546 (fold_builtin_isdigit): Likewise.
13547 (fold_builtin_fabs): Likewise.
13548 (fold_builtin_abs): Likewise.
13549 (fold_builtin_fmin_fmax): Likewise.
13550 (fold_builtin_carg): Likewise.
13551 (fold_builtin_classify): Likewise.
13552 (fold_builtin_unordered_cmp): Likewise.
13554 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13555 New functions split out from fold_builtin_1.
13556 (fold_builtin_n): New.
13557 (fold_builtin_varargs): New.
13558 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13560 (fold_call_expr): New.
13561 (build_function_call_expr): Rewrite to use new helper function.
13562 (fold_builtin_call_list): New.
13563 (build_call_expr): New.
13564 (fold_builtin_call_valist): New.
13565 (rewrite_call_expr): New.
13566 (validate_arg): New.
13567 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13568 of an arglist. Change return type to bool. Use new CALL_EXPR
13571 (fold_builtin_strstr): Pass call arguments individually instead
13572 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13573 accessors and constructors. Return NULL_TREE instead of 0.
13574 (fold_builtin_strchr): Likewise.
13575 (fold_builtin_strrchr): Likewise.
13576 (fold_builtin_strpbrk): Likewise.
13577 (fold_builtin_strcat): Likewise.
13578 (fold_builtin_strncat): Likewise.
13579 (fold_builtin_strspn): Likewise.
13580 (fold_builtin_strcspn): Likewise.
13581 (fold_builtin_fputs): Likewise.
13582 (fold_builtin_next_arg): Likewise.
13583 (fold_builtin_sprintf): Likewise.
13585 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13586 NULL_RTX instead of 0.
13587 (expand_builtin_memory_chk): Likewise.
13588 (maybe_emit_chk_warning): Likewise.
13589 (maybe_emit_sprintf_chk_warning): Likewise.
13591 (fold_builtin_object_size): Pass call arguments individually instead
13592 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13593 accessors and constructors. Return NULL_TREE instead of 0.
13594 (fold_builtin_memory_chk): Likewise.
13595 (fold_builtin_stxcpy_chk): Likewise.
13596 (fold_builtin_strncpy_chk): Likewise.
13597 (fold_builtin_strcat_chk): Likewise.
13598 (fold_builtin_strcat_chk): Likewise.
13599 (fold_builtin_strncat_chk): Likewise.
13600 (fold_builtin_sprintf_chk): Likewise.
13601 (fold_builtin_snprintf_chk): Likewise.
13602 (fold_builtin_printf): Likewise.
13603 (fold_builtin_vprintf): Likewise.
13605 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13607 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13608 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13609 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13610 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13611 (fold_unary): Likewise.
13612 (fold_binary): Likewise.
13613 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13614 ternary expressions.
13615 (fold): Add logic for tcc_vl_exp.
13616 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13617 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13618 (fold_build3_stat): Add assertion to flag broken interface for
13619 constructing CALL_EXPRs.
13620 (fold_build_call_list): New.
13621 (fold_build_call_list_initializer): New.
13622 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13624 (fold_strip_sign_ops): Likewise.
13626 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13627 Brooks Moses <brooks.moses@codesourcery.com>
13628 Lee Millward <lee.millward@codesourcery.com>
13630 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13631 accessors and dump arguments explicitly.
13633 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13635 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13637 (print_call_name): Use new CALL_EXPR accessors.
13639 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13640 CALL_EXPR arguments explicitly instead of as a list. Use
13641 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13643 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13644 (vrp_visit_stmt): Likewise.
13646 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13647 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13649 (force_move_till_expr): Likewise.
13651 * targhooks.c (default_external_stack_protect_fail): Use
13652 build_call_expr instead of build_function_call_expr.
13653 (default_hidden_stack_protect_fail): Likewise.
13655 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13658 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13659 and walk arguments explicitly.
13661 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13662 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13663 (expand_simple_operations): Likewise.
13664 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13666 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13667 of TREE_CODE_LENGTH.
13668 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13670 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13671 instead of TREE_CODE_LENGTH.
13673 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13674 (tree_ic_transform): Likewise.
13675 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13676 parameter instead of arglist. Fix callers.
13677 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13678 (tree_stringops_transform): Likewise.
13679 (tree_indirect_call_to_profile): Likewise.
13680 (tree_stringops_values_to_profile): Likewise.
13682 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13683 (eliminate_tail_call): Likewise.
13685 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13687 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13688 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13690 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13692 * omp-low.c (build_omp_barrier): Use build_call_expr.
13693 (lower_rec_input_clauses): Likewise.
13694 (lower_reduction_clauses): Likewise.
13695 (expand_parallel_call): Likewise.
13696 (maybe_catch_exception): Likewise.
13697 (expand_omp_for_generic): Likewise.
13698 (expand_omp_for_static_nochunk): Likewise.
13699 (expand_omp_sections): Likewise.
13700 (lower_omp_single_simple): Likewise.
13701 (lower_omp_single_copy): Likewise.
13702 (lower_omp_master): Likewise.
13703 (lower_omp_ordered): Likewise.
13704 (lower_omp_critical): Likewise.
13706 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13707 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13709 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13710 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13711 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13713 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13714 and generalize to handle any number of operands.
13715 (chrec_contains_undetermined): Likewise.
13716 (tree_contains_chrecs): Likewise.
13717 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13719 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13721 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13722 fold_call_expr instead of fold_builtin.
13723 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13724 match declarations there.
13725 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13728 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13729 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13731 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13732 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13734 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13737 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13738 (execute_cse_sincos): Use new CALL_EXPR accessors.
13740 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13742 * gimple-low.c (lower_function_body): Use build_call_expr.
13743 (lower_builtin_setjmp): Likewise.
13745 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13746 (set_storage_via_libcall): Likewise.
13747 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13748 instead of TREE_CODE_LENGTH.
13749 (expand_expr_real_1): Use new CALL_EXPR accessors.
13751 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13752 generalize to handle any number of operands.
13753 (TB_parent_eq): Likewise.
13755 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13756 (strip_builtin_expect): Likewise.
13758 * function.c (gimplify_parameters): Use build_call_expr.
13760 * tree-vectorizer.c (vect_is_simple_reduction): Use
13761 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13763 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13764 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13766 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13769 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13770 (gimplify_decl_expr): Likewise.
13771 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13772 Use new CALL_EXPR iterators.
13773 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13774 (gimplify_modify_expr_to_memset): Likewise.
13775 (gimplify_variable_sized_compare): Likewise.
13776 (gimplify_omp_atomic_fetch_op): Likewise.
13777 (gimplify_omp_atomic_pipeline): Likewise.
13778 (gimplify_omp_atomic_mutex): Likewise.
13779 (gimplify_function_tree): Likewise.
13781 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13782 (call_expr_flags): Likewise.
13783 (expand_call): Likewise.
13785 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13786 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13789 * coverage.c (create_coverage): Use build_call_expr.
13791 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13792 (temp_call_expr_obstack): New.
13793 (pool_copy_list): Delete.
13794 (temp_copy_call_expr): New.
13795 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13796 CALL_EXPR accessors. Get rid of special goo for copying argument
13797 lists and use temp_copy_call_expr instead.
13798 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13799 CALL_EXPR accessors.
13800 (create_expression_by_pieces): Likewise. Use build_call_array
13801 to construct the result instead of fold_build3.
13802 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13803 dealing with argument lists.
13804 (init_pre): Remove references to expression_node_pool and
13805 list_node_pool. Init temp_call_expr_obstack instead.
13806 (fini_pre): Remove references to expression_node_pool and
13809 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13810 and walk arguments explicitly instead of as a list.
13812 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13813 (mx_register_decls): Likewise.
13814 (mudflap_register_call): Likewise.
13815 (mudflap_finish_file): Likewise.
13817 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13818 (ipa_callsite_compute_param): Likewise.
13820 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13821 accessors and constructor.
13823 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13824 accessors and constructor.
13825 (convert_tramp_reference): Likewise.
13826 (convert_call_expr): Likewise.
13827 (finalize_nesting_tree_1): Likewise.
13829 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13832 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13834 * tree-inline.c (initialize_inlined_parameters): Pass entire
13835 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13837 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13838 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13840 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13841 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13842 (vectorizable_reduction): Likewise.
13843 (vectorizable_call): Use new CALL_EXPR iterators.
13844 (vectorizable_conversion): Use build_call_expr.
13845 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13846 (vect_gen_widened_results_half): Use build_call_expr.
13847 (vect_setup_realignment): Likewise.
13848 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13850 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13851 (pass_through_call): Likewise.
13852 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13855 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13856 (tree_gen_pow2_profiler): Likewise.
13857 (tree_gen_one_value_profiler): Likewise.
13858 (tree_gen_ic_func_profiler): Likewise.
13859 (tree_gen_average_profiler): Likewise.
13860 (tree_gen_ior_profiler): Likewise.
13862 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13863 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13864 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13866 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13867 of TREE_CODE_LENGTH.
13869 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13870 of TREE_CODE_LENGTH.
13872 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13874 (convert_to_integer): Likewise.
13876 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13879 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13880 Brooks Moses <brooks.moses@codesourcery.com>
13881 Lee Millward <lee.millward@codesourcery.com>
13883 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13885 * config/frv/frv.c (frv_expand_builtin): Likewise.
13886 * config/s390/s390.c (s390_expand_builtin): Likewise.
13888 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13889 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13891 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13892 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13893 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13894 (ix86_expand_store_builtin): Likewise.
13895 (ix86_expand_unop_builtin): Likewise.
13896 (ix86_expand_unop1_builtin): Likewise.
13897 (ix86_expand_sse_compare): Likewise.
13898 (ix86_expand_sse_comi): Likewise.
13899 (ix86_expand_vec_init_builtin): Likewise.
13900 (ix86_expand_vec_ext_builtin): Likewise.
13901 (ix86_expand_vec_set_builtin): Likewise.
13902 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13904 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13905 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13907 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13908 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13909 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13911 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13913 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13914 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13915 arglist. Use new CALL_EXPR accessors. Fix callers.
13916 (altivec_expand_abs_builtin): Likewise.
13917 (rs6000_expand_binop_builtin): Likewise.
13918 (altivec_expand_predicate_builtin): Likewise.
13919 (altivec_expand_lv_builtin): Likewise.
13920 (spe_expand_stv_builtin): Likewise.
13921 (altivec_expand_stv_builtin): Likewise.
13922 (rs6000_expand_ternop_builtin): Likewise.
13923 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13924 (altivec_expand_st_builtin): Likewise.
13925 (altivec_expand_dst_builtin): Likewise.
13926 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13927 arglist. Use new CALL_EXPR accessors. Fix callers.
13928 (altivec_expand_vec_set_builtin): Likewise.
13929 (altivec_expand_vec_ext_builtin): Likewise.
13930 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13931 (spe_expand_builtin): Likewise.
13932 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13933 arglist. Use new CALL_EXPR accessors. Fix callers.
13934 (spe_expand_evsel_builtin): Likewise.
13935 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13936 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13938 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13939 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13940 (arm_expand_unop_builtin): Likewise.
13941 (arm_expand_builtin): Use new CALL_EXPR accessors.
13943 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13946 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13947 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13949 (bfin_expand_unop_builtin): Likewise.
13950 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13952 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13953 Brooks Moses <brooks.moses@codesourcery.com>
13954 Lee Millward <lee.millward@codesourcery.com>
13956 * c-semantics.c (build_stmt): Add internal diagnostic check.
13958 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13959 accessors. Print arguments explicitly instead of as a list.
13961 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13963 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13964 (c_finish_omp_flish): Likewise.
13966 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13967 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13968 instead of TREE_CODE_LENGTH.
13969 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13970 (c_warn_unused_result): Likewise.
13972 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13975 * doc/invoke.texi (Warning Options): Remove
13976 -Werror-implicit-function-declaration.
13977 (Wimplicit-function-declaration): Update description.
13978 * opts.c (common_handle_option): Move handling of -Werror=* to...
13979 (enable_warning_as_error): ...here.
13980 * opts.h (enable_warning_as_error): Declare.
13981 * c-decl.c (implicit_decl_warning): Unless
13982 -Wno-implicit-function-declaration is given, emit a pedwarn if
13983 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13984 * c.opt (Wimplicit-function-declaration): Replace
13985 mesg_implicit_function_declaration with
13986 warn_implicit_function_declaration.
13987 * c-opts.c (c_common_handle_option):
13988 -Werror-implicit-function-declaration is exactly equal as
13989 -Werror=implicit-function-declaration.
13990 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13991 warn_implicit_function_declaration.
13992 (c_common_post_options): -Wimplict-function-declaration is enabled
13993 by default by -std=c99, otherwise is disabled by default.
13994 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13996 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13998 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13999 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14000 former is ignored but not the latter.
14002 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14004 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14005 is made and the reference doesn't use the alias set of its type,
14006 do not create the temporary using that type.
14008 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14010 * jump.c: Remove prototypes for delete_computation and
14011 delete_prior_computation.
14013 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14015 * jump.c (get_label_after): Delete.
14016 (get_label_before, delete_computation, delete_jump,
14017 delete_prior_computation, follow_jumps): Move...
14018 * reorg.c (delete_computation, delete_prior_computation): ... here...
14019 (get_label_before, delete_jump): ... making these static ...
14020 (follow_jumps): ... and simplifying this since it only runs after
14022 * rtl.h (get_label_after, get_label_before, delete_jump,
14023 follow_jumps): Delete prototypes.
14025 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14027 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14029 2007-02-15 Nick Clifton <nickc@redhat.com>
14031 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14032 order to prevent it from being munged by the target.
14034 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14036 * config/i386/i386.md: Remove misleading comment.
14038 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14040 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14041 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14044 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14046 * tree-sra.c (instantiate_missing_elements): Canonicalize
14048 (sra_build_assignment): New.
14049 (generate_copy_inout, generate_element_copy,
14050 generate_element_zero, generate_one_element_init): Use it.
14052 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14054 * tree-sra.c (instantiate_missing_elements): Canonicalize
14056 (sra_build_assignment): New.
14057 (generate_copy_inout, generate_element_copy,
14058 generate_element_zero, generate_one_element_init): Use it.
14060 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14062 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14065 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14067 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14068 types as aggregates not scalars.
14069 * function.c (assign_stack_temp_for_type): Likewise.
14071 2007-02-14 Roger Sayle <roger@eyesopen.com>
14072 Zdenek Dvorak <dvorakz@suse.cz>
14074 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14077 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14079 * passes.c (next_pass_1): Clear the next field of the copied
14082 2007-02-14 Richard Henderson <rth@redhat.com>
14084 * tree-sra.c (early_sra): New.
14085 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14086 (tree_sra_early, pass_sra_early): New.
14087 * tree-pass.h (pass_sra_early): Declare.
14088 * passes.c (init_optimization_passes): Use it.
14090 2007-02-14 Richard Guenther <rguenther@suse.de>
14092 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14094 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14096 PR tree-optimization/30771
14097 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14099 (vect_analyze_operations): Induction phis can now be marked as
14101 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14102 Update documentation accordingly.
14104 2007-02-14 Nick Clifton <nickc@redhat.com>
14106 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14107 most 3 arguments are supported.
14108 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14110 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14112 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14113 Ensure dst->current is valid.
14115 2007-02-13 Paul Brook <paul@codesourcery.com>
14117 * config.gcc: Add arm*-*-uclinux-*eabi.
14118 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14119 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14120 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14121 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14122 (LINK_SPEC): Define.
14123 (LIB_SPEC): Define.
14124 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14126 * config/arm/uclinux-eabi.h: New file.
14127 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14128 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14131 2007-02-13 Ian Lance Taylor <iant@google.com>
14133 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14134 * flags.h (warn_strict_overflow): Declare.
14135 (enum warn_strict_overflow_code): Define.
14136 (issue_strict_overflow_warning): New static inline function.
14137 * opts.c (warn_strict_overflow): New variable.
14138 (common_handle_option): Handle OPT_Wstrict_overflow and
14139 OPT_Wstrict_overflow_.
14140 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14142 * fold-const.c: Include intl.h.
14143 (fold_deferring_overflow_warnings): New static variable.
14144 (fold_deferred_overflow_warning): New static variable.
14145 (fold_deferred_overflow_code): New static variable.
14146 (fold_defer_overflow_warnings): New function.
14147 (fold_undefer_overflow_warnings): New function.
14148 (fold_undefer_and_ignore_overflow_warnings): New function.
14149 (fold_deferring_overflow_warnings_p): New function.
14150 (fold_overflow_warning): New static function.
14151 (make_range): Add strict_overflow_p parameter. Change all
14153 (extract_muldiv, extract_muldiv_1): Likewise.
14154 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14155 tree_expr_nonnegative_p.
14156 (fold_negate_expr): Call fold_overflow_warning.
14157 (fold_range_test): Likewise.
14158 (fold_comparison): Likewise.
14159 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14160 instead of tree_expr_nonnegative_p.
14161 (tree_expr_nonnegative_warnv_p): Rename from
14162 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14163 (tree_expr_nonnegative_p): New function.
14164 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14165 strict_overflow_p parameter.
14166 (tree_expr_nonzero_p): New function.
14167 * passes.c (verify_interpass_invariants): New static function.
14168 (execute_one_pass): Call it.
14169 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14171 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14172 (estimate_numbers_of_iterations): Likewise.
14173 (scev_probably_wraps_p): Likewise.
14174 * tree-ssa-ccp.c: Include "toplev.h".
14175 (evaluate_stmt): Defer fold overflow warnings until we know we are
14177 (struct fold_stmt_r_data): Add stmt field.
14178 (fold_stmt_r): Defer fold overflow warnings until we know we
14180 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14181 (fold_stmt_inplace): Likewise.
14182 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14183 (cleanup_control_expr_graph): Defer fold overflow warnings until
14184 we know we are going to optimize.
14185 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14186 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14188 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14189 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14190 * tree-ssa-loop-manip.c (create_iv): Likewise.
14191 * c-typeck.c (build_conditional_expr): Likewise.
14192 (build_binary_op): Likewise.
14193 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14194 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14195 (extract_range_from_unary_expr): Likewise.
14196 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14197 assuming that signed overflow does not occur.
14198 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14199 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14200 (fold_defer_overflow_warnings): Declare.
14201 (fold_undefer_overflow_warnings): Declare.
14202 (fold_undefer_and_ignore_overflow_warnings): Declare.
14203 (fold_deferring_overflow_warnings_p): Declare.
14204 (tree_expr_nonzero_warnv_p): Declare.
14205 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14206 of warning options.
14207 (Warning Options): Document -Wstrict-overflow.
14208 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14209 (tree-ssa-ccp.o): Likewise.
14210 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14211 (fold-const.o): Depend on intl.h.
14213 2007-02-13 Ian Lance Taylor <iant@google.com>
14215 PR middle-end/30751
14216 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14219 2007-02-13 Stuart Hastings <stuart@apple.com>
14221 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14223 2007-02-13 Richard Henderson <rth@redhat.com>
14225 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14226 handled_component_p before looking for the indirect_ref.
14228 2007-02-13 Richard Henderson <rth@redhat.com>
14230 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14231 remove flags clobber.
14232 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14233 (bswaphi_lowpart): New.
14234 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14235 remove TARGET_BSWAP test. Delete expander of the same name.
14237 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14238 (expand_unop): Use them.
14240 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14242 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14243 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14244 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14245 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14246 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14247 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14248 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14249 assembler dialect choice from asm templates.
14251 2007-02-12 Richard Henderson <rth@redhat.com>
14253 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14254 (fixuns_trunc<SSEMODEF>si2): Use it.
14255 * config/i386/sse.md (vec_setv4sf_0): Export.
14256 * config/i386/i386.c (ix86_build_const_vector): Export.
14257 (ix86_split_convert_uns_si_sse): Rename from
14258 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14259 * config/i386/i386-protos.h: Update.
14261 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14264 * c-typeck.c (c_finish_return): Improve warning message.
14266 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14268 * alias.c (find_symbolic_term): Delete unused function.
14270 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14272 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14273 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14274 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14276 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14278 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14279 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14280 the function, temporarily point the debug interface to the null one.
14282 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14284 * dwarf2out.c (round_up_to_align): New static function.
14285 (field_byte_offset): Use it to round the offset.
14287 2007-02-12 Richard Henderson <rth@redhat.com>
14289 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14290 (inswl_const): Export.
14292 2007-02-12 Richard Henderson <rth@redhat.com>
14294 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14295 result mode of the libcall, convert back to outmode.
14297 2007-02-12 Roger Sayle <roger@eyesopen.com>
14299 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14300 (bswapdi2): New define_expand to implement 32-bit implementation.
14302 2007-02-12 Nick Clifton <nickc@redhat.com>
14304 * doc/invoke.texi (Overall Options): Document --help=.
14305 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14306 (cc1_options): Pass --help= on to cc1.
14307 (display_help): Add description of --help=.
14308 (process_command): Add code to handle --help=. Allow translated
14309 --help and --target-help switches to be passed on to compiler
14311 (main): Remove unused if statement.
14312 * opts.c (columns): Remove.
14313 (LEFT_COLUMN): Define.
14314 (wrap_help): Add columns argument.
14315 (print_filtered_help): Change parameters to be an include bitmask,
14316 an exclude bitmask, an any bitmask and the column width. Move the
14317 code to display the params list here. Add code to display the
14318 status of options rather than their descriptions if the quiet flag
14320 (print_specific_help): Change parameters to be an include bitmask,
14321 an exclude bitmask and an any bitmask. Move code to look up the
14322 column width here. Decide upon the title for an options listing.
14323 (common_handle_options): Add code to handle --help=. Adapt code
14324 for --help and --target-help to use the revised form of the
14325 print_specific_help function.
14326 (print_help): Delete.
14327 (print_param_help): Delete.
14328 (print_switch): Delete.
14329 * opts.h (cl_lang_count): Add prototype.
14330 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14331 CL_MAX_OPTION_CLASS): New defines.
14332 * optc-gen.awk: Add construction of cl_lang_count.
14333 * c.opt: Add Warning attribute to warning options and Optimization
14334 attribute to optimization options.
14335 * common.opt: Likewise.
14337 Add -fhelp and -ftarget-help as aliases for the transformed --help
14338 and --target-help options.
14339 * opt-functions.awk: Add code to handle Warning and Optimization
14342 2007-02-12 Richard Henderson <rth@redhat.com>
14344 * config/alpha/constraints.md: New file.
14345 * config/alpha/alpha.c: Include tm-constrs.h.
14346 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14347 alpha_extra_constraint): Remove.
14348 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14349 * config/alpha/alpha-protos.h: Update.
14350 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14351 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14352 (EXTRA_CONSTRAINT): Remove.
14353 * config/alpha/alpha.md: Include constraints.md.
14354 (adddi splitter): Use satisfies_constraint_*.
14355 * config/alpha/predicates.md (add_operand): Likewise.
14356 (sext_add_operand, addition_operation): Likewise.
14358 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14360 PR tree-optimization/29145
14361 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14362 in our handling of restrict qualified pointers.
14364 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14367 * doc/invoke.texi (Wunused-value): Update description.
14368 (Wextra): Delete item.
14369 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14370 value of Wunused-value.
14371 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14372 (c_finish_stmt_expr): Don't check extra_warnings.
14373 (emit_side_effect_warnings): The caller is responsible to check
14376 2007-02-11 Roger Sayle <roger@eyesopen.com>
14377 Matt Thomas <matt@3am-software.com>
14379 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14381 2007-02-11 Roger Sayle <roger@eyesopen.com>
14383 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14384 comparisons of POPCOUNT against zero.
14385 (simplify_const_relational_operation): Likewise.
14387 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14389 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14391 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14393 * dwarf2out.c (root_type): Delete unused function.
14395 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14397 * genattrtab.c (contained_in_p): Delete unused function.
14398 (write_expr_attr_cache): Likewise.
14400 2007-02-11 Jan Hubicka <jh@suse.cz>
14402 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14405 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14407 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14408 to add the REG_EQ* note.
14409 * see.c (see_merge_one_use_extension): Likewise.
14410 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14411 turn REG_EQUAL notes into REG_EQUIV notes if the target
14412 register may have more than one set.
14413 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14414 * gcse.c (try_replace_reg): Likewise.
14415 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14416 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14417 more than one REG_EQUIV note.
14418 * reload1.c (gen_reload): Use set_unique_reg_note.
14420 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14422 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14423 (ix86_builtin_conversion): New function.
14425 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14428 * tree.h (DECL_REPLACEABLE_P): New macro.
14429 * except.c (set_nothrow_function_flags): Likewise.
14431 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14432 Ira Rosen <irar@il.ibm.com>
14433 Dorit Nuzman <dorit@il.ibm.com>
14435 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14436 * targhooks.c (default_builtin_vectorized_conversion): New.
14437 * targhooks.h (default_builtin_vectorized_function): New declaration.
14438 * target.h (struct vectorize): Add builtin_conversion field.
14439 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14440 stmt_vec_info_type value.
14441 (vectorizable_conversion): New declaration.
14442 * tree-vect-analyze.c (vect_analyze_operations): Add
14443 vectorizable_conversion call.
14444 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14445 * tree-vect-transform.c (vectorizable_conversion): New function.
14446 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14447 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14449 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14450 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14451 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14452 or ALTIVEC_BUILTIN_VCFSX.
14454 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14457 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14458 CONST_DOUBLE and operand 0 is a hard register.
14459 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14460 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14461 is a hard floating-point register.
14463 2007-02-10 Richard Henderson <rth@redhat.com>
14464 Jakub Jelinek <jakub@redhat.com>
14465 Alexandre Oliva <aoliva@redhat.com>
14467 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14468 * builtin-types.def (BT_WORD): Make unsigned.
14469 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14470 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14471 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14472 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14473 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14474 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14476 * expr.c (emutls_var_address): New.
14477 (expand_expr_real_1): Expand emulated tls.
14478 (expand_expr_addr_expr_1): Likewise.
14479 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14480 * output.h (emutls_finish): Declare.
14481 * toplev.c (compile_file): Call it.
14482 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14483 address before wrapping in CONST.
14484 * varasm.c (emutls_htab, emutls_object_type): New.
14485 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14486 (get_emutls_object_name, get_emutls_object_type): New.
14487 (get_emutls_init_templ_addr, emutls_decl): New.
14488 (emutls_common_1, emutls_finish): New.
14489 (assemble_variable): When emulating tls, swap decls; generate
14490 constructor for the emutls objects.
14491 (do_assemble_alias): When emulating tls, swap decl and target name.
14492 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14494 * varpool.c (decide_is_variable_needed): Look at force_output.
14495 Recurse for emulated tls.
14496 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14497 with decide_is_variable_needed.
14498 * emutls.c: New file.
14499 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14500 tls_object for real tls.
14502 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14504 PR rtl-optimization/29599
14505 * reload1.c (eliminate_regs_in_insn): Take the destination
14506 mode into account when computing the offset.
14508 2007-02-09 Stuart Hastings <stuart@apple.com>
14509 Richard Henderson <rth@redhat.com>
14511 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14512 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14513 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14514 fixuns_truncdfhi2): New.
14515 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14516 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14517 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14518 (floatunssidf2): Allow nonimmediate source.
14519 * config/i386/sse.md (movdi_to_sse): New.
14520 (vec_concatv2di): Drop '*'.
14521 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14522 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14523 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14525 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14526 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14527 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14528 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14529 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14530 ix86_build_const_vector.
14531 (x86_emit_floatuns): Rewrite.
14533 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14535 * genautomata.c (longest_path_length): Delete unused function.
14536 (struct state): Delete unused longest_path_length.
14537 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14538 (get_free_state): Delete unused.
14540 2007-02-09 Jan Hubicka <jh@suse.cz>
14542 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14543 * doc/invoke.texi (inline-unit-growth): Update default value.
14545 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14546 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14547 (rebuild_cgraph_edges): Likewise.
14548 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14549 (dump_cgraph_node): Dump frequencies.
14550 (cgraph_clone_edge): Add frequency scales.
14551 (cgraph_clone_node): Add freuqnecy.
14552 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14553 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14554 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14555 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14556 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14557 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14558 (save_inline_function_body): Likewise.
14559 * ipa-inline.c: inluce rtl.h
14560 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14561 (cgraph_edge_badness): Use frequencies.
14562 (cgraph_decide_recursive_inlining): Update clonning.
14563 (cgraph_decide_inlining_of_small_function): Dump frequency.
14564 * predict.c (estimate_bb_frequencies): Export.
14565 * predict.h (estimate_bb_frequencies): Declare.
14566 * tree-inline.c (copy_bb): Watch overflows.
14567 (expand_call_inline): Update call of cgraph_create_edge.
14568 (optimize_inline_calls): Use TODO flags to update frequnecies.
14569 * passes.h: Include predict.h
14570 (init_optimization_passes): Move profile ahead.
14571 (execute_function_todo): Handle TODO_rebuild_frequencies.
14573 2007-02-09 Roger Sayle <roger@eyesopen.com>
14575 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14576 the insbl or inswl pattern into a register.
14578 2007-02-09 Roger Sayle <roger@eyesopen.com>
14580 * config/ia64/ia64.md (bswapdi2): New define_insn.
14582 2007-02-09 Richard Henderson <rth@redhat.com>
14584 * config/i386/constraints.md (Ym): New constraint.
14585 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14586 (movdi_1_rex64): Split sse and xmm general register moves from
14587 memory move alternatives. Use conditional register constraints.
14588 (movsf_1, movdf_integer): Likewise.
14589 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14590 (movdf_integer_rex64): New.
14591 (pushsf_rex64): Fix output constraints.
14592 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14593 (sse2_stored): Likewise.
14594 (sse2_storeq_rex64): New.
14595 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14596 amd and not generic.
14597 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14598 for optimize_size. Remove SF/DFmode hack.
14600 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14602 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14605 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14606 Richard Sandiford <richard@codesourcery.com>
14608 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14609 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14610 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14611 m68k/t-mlib to tmake_file.
14612 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14613 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14614 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14615 Allow it to be cf or m68k. Set m68k_arch_family. If that
14616 variable is not empty, add t-$m68k_arch_family to tmake_file.
14617 Add t-mlibs to tmake_file.
14618 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14619 * config/m68k/t-cf: New file.
14620 * config/m68k/t-m68k: Likewise.
14621 * config/m68k/t-mlibs: Likewise.
14622 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14623 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14624 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14625 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14626 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14628 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14629 (INSTALL_LIBGCC): Delete.
14630 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14631 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14632 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14633 (M68K_MLIB_CPU): Define.
14634 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14635 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14636 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14638 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14639 Richard Guenther <rguenther@suse.de>
14641 PR middle-end/23361
14642 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14643 against INT_MIN/INT_MAX.
14644 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14645 file if a loop is removed.
14647 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14649 * calls.c (store_one_arg): Pass correct alignment to
14650 emit_push_insn for non-BLKmode values.
14651 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14652 unaligned stack slot via a suitably aligned slot.
14654 2007-02-08 DJ Delorie <dj@redhat.com>
14656 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14658 (legal_subregs): Use unsigned char, make const.
14659 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14661 2007-02-08 Paul Brook <paul@codesourcery.com>
14663 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14664 special interworking needed.
14666 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14668 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14669 conditional to __SSE2__.
14670 (Entries below should have been added to first ChangeLog
14671 entry for amdfam10 dated 2007-02-05)
14672 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14674 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14676 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14679 2007-02-08 DJ Delorie <dj@redhat.com>
14681 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14682 * config/m32c/m32c.c (legal_subregs): New.
14683 (m32c_illegal_subreg_p): New.
14684 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14685 unsupported subregs of hard regs.
14687 2007-02-08 Jan Hubicka <jh@suse.cz>
14689 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14690 the same one; always update histograms.
14692 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14694 * passes.c (init_optimization_passes): Tidy comment.
14696 2007-02-08 Roger Sayle <roger@eyesopen.com>
14698 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14699 strip zero_extend, bswap and rotates from POCOUNT's argument.
14700 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14701 zero_extend and rotates from PARITY's argument.
14702 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14703 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14704 of an integer constant at compile-time.
14706 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14709 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14711 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14714 * tree-ssa-live.c (remove_unused_locals): Do not remove
14715 TREE_ADDRESSABLE variables.
14716 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14717 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14718 FOR_CLOBBER. Update all users.
14719 If VAR has an associated alias set, add a virtual operand for
14720 it if no alias is found to conflict with the memory reference.
14722 2007-02-07 Jan Hubicka <jh@suse.cz>
14723 Robert Kidd <rkidd@crhc.uiuc.edu>
14725 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14727 2007-02-07 Ian Lance Taylor <iant@google.com>
14729 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14731 2007-02-07 Roger Sayle <roger@eyesopen.com>
14733 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14734 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14735 tablejumpdi, movsi_to_cr_one): Remove constraints from
14736 define_expand's match_operands.
14738 2007-02-07 Roger Sayle <roger@eyesopen.com>
14740 * global.c (compute_regsets): Move declatation of "i" inside of
14741 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14743 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14746 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14747 of INDIRECT_REF <RESULT_DECL>.
14749 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14751 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14752 Kaz Kojima <kkojima@gcc.gnu.org>
14755 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14757 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14759 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14761 * doc/loop.texi: Document possibility not to perform disambiguation
14762 of loops with multiple latches.
14763 * cfgloopmanip.c (alp_enum_p): Removed.
14764 (add_loop): Handle subloops. Use get_loop_body_with_size.
14765 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14766 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14767 the new forwarder block.
14768 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14769 Handle the case latch is NULL.
14770 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14771 modifications when marking loop exits.
14772 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14774 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14775 disambiguate_loops_with_multiple_latches.
14776 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14777 before fix_loop_structure.
14778 * cfgloop.c: Include pointer-set.h and output.h.
14779 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14780 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14781 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14782 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14783 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14784 disambiguate_multiple_latches, get_loop_body_with_size,
14785 disambiguate_loops_with_multiple_latches): New functions.
14786 (flow_loop_dump): Dump multiple latch edges.
14787 (flow_loop_nodes_find): Handle loops with multiple latches.
14788 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14789 (glb_enum_p): Modified.
14790 (get_loop_body): Use get_loop_body_with_size.
14791 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14792 (AVOID_CFG_MODIFICATIONS): New constant.
14793 (disambiguate_loops_with_multiple_latches, add_loop,
14794 get_loop_body_with_size): Declare.
14795 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14797 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14799 PR inline-asm/28686
14800 * global.c (compute_regsets): New function.
14801 (global_alloc): Refactored ELIMINABLE_REGSET
14802 and NO_GLOBAL_ALLOC_REGS computation out.
14803 (rest_of_handle_global_alloc): Call compute_regsets()
14804 for non-optimizing case.
14806 2007-02-06 Richard Henderson <rth@redhat.com>
14808 * config/i386/constraints.md (Y2): Rename from Y.
14809 (Yi): New constraint.
14810 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14811 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14812 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14813 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14814 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14815 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14816 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14817 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14818 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14819 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14820 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14821 vec_extractv2si_1): Change Y constraints to Y2.
14822 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14823 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14824 Change Y constraints to Y2.
14825 (sse2_loadld): Change Y constraints to x.
14827 2007-02-06 Roger Sayle <roger@eyesopen.com>
14829 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14830 (parity<mode>2): New define_expand using rs6000_emit_parity.
14831 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14832 rs6000_emit_parity): New functions.
14833 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14834 rs6000_emit_parity): Prototype here.
14836 2007-02-06 Ian Lance Taylor <iant@google.com>
14838 * lower-subreg.c (simple_move_operand): Reject CONST.
14839 (resolve_clobber): Call validate_change rather than directly
14840 assigning to XEXP (pat, 0).
14842 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14844 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14845 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14846 (tree-cfg.o): Remove hashtab.h dependency.
14848 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14849 (struct ivopts_data): Change niters to pointer_map_t.
14850 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14851 (niter_for_exit): Create pointer_map on demand. Change for
14853 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14854 (free_loop_data): Destroy data->niters if created and reset field.
14855 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14856 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14858 * tree-ssa-reassoc.c: Include pointer-set.h.
14859 (bb_rank): Change to long *.
14860 (operand_rank): Change to pointer_map_t.
14861 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14862 (insert_operand_rank): Accept long.
14863 (operand_entry_hash, operand_entry_eq): Remove.
14864 (get_rank): Return long. Adjust for changes above.
14865 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14867 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14869 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14870 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14871 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14873 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14874 directly since it cannot be NULL.
14875 (get_vi_for_tree): Rewrite for pointer_map API.
14876 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14877 (init_alias_vars): Create vi_for_tree as pointer_map.
14878 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14880 * tree-cfg.c: Don't include hashtab.h.
14881 (edge_to_cases): Declare as pointer_map.
14882 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14884 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14885 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14886 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14888 (record_switch_edge): Delete.
14889 (get_cases_for_edge): Adjust for pointer_map API, inline
14890 record_switch_edge (rewritten for new API), remove goto.
14892 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14894 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14895 * tree-nested.c: Include pointer-set.h.
14896 (var_map_elt, var_map_eq, var_map_hash): Delete.
14897 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14898 to pointer_map_t's.
14899 (nesting_info_bitmap_obstack): New.
14900 (lookup_field_for_decl): Adjust for pointer_map API.
14901 (lookup_tramp_for_decl): Adjust for pointer_map API.
14902 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14903 (get_local_debug_decl): Adjust for pointer_map API.
14904 (convert_nl_goto_reference): Adjust for pointer_map API.
14905 (convert_nl_goto_receiver): Adjust for pointer_map API.
14906 (create_nesting_tree): Create outside GGC space. Create bitmap on
14907 the new obstack. Create field_map and var_map as pointer_maps.
14908 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14910 (lower_nested_functions): Move root here, no need to NULL it.
14911 Initialize and release the obstack.
14913 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14915 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14916 Remove prototypes and make them non-static.
14917 (struct tree_int_map): Remove.
14918 * tree.h (struct tree_int_map): Move here, turning TO into an
14920 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14922 * tree.h (TREE_COMPLEXITY): Remove.
14923 (struct tree_exp): Remove complexity field.
14924 * tree.c (build1_stat): Don't set it.
14926 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14927 Victor Kaplansky <victork@il.ibm.com>
14929 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14930 (vect_is_simple_reduction): Support reduction with induction as
14931 one of the operands.
14932 (vect_is_simple_iv_evolution): Fix formatting.
14933 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14934 formatting. Don't mark induction phis for vectorization.
14935 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14936 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14937 (vect_get_vec_def_for_operand): Support induction.
14938 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14940 (vectorizable_reduction): Support reduction with induction as one of
14942 (vectorizable_type_demotion): Use def-type of stmt argument rather
14943 than dummy def-type.
14945 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14946 flag_tree_scev_cprop.
14947 * common.opt (tree-scev-cprop): New flag.
14949 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14950 call to vect_get_new_vect_var.
14952 2007-02-06 Ira Rosen <irar@il.ibm.com>
14954 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14955 vectype is not NULL.
14956 (vect_pattern_recog_1): Likewise.
14958 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14960 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14961 (fold_negate_expr): Likewise.
14963 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14966 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14967 even if cv-qualification is the same.
14969 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14971 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14972 __enable_execute_stack on completion.
14974 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14976 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14977 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14978 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14979 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14980 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14981 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14982 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14983 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14985 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14987 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14988 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14989 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14990 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14991 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14992 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14993 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14994 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14995 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14996 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14997 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14998 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14999 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15000 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15001 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15002 sqrtextenddfxf2_i387): Added amdfam10_decode.
15004 * config/i386/athlon.md (athlon_idirect_amdfam10,
15005 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15006 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15007 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15008 athlon_ivector_store_amdfam10): New define_insn_reservation.
15009 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15012 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15014 * config/i386/athlon.md (athlon_call_amdfam10,
15015 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15016 define_insn_reservation.
15017 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15018 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15019 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15021 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15023 * config/i386/athlon.md (athlon_sseld_amdfam10,
15024 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15025 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15027 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15029 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15030 define_insn_reservation.
15031 * config/i386/i386.md (sseins): Added sseins to define_attr type
15032 and define_attr unit.
15033 * config/i386/sse.md: Set type attribute to sseins for insertq
15036 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15038 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15039 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15040 ssecomi_load_amdfam10, ssecomi_amdfam10,
15041 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15042 define_insn_reservation.
15043 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15045 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15047 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15048 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15049 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15050 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15051 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15052 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15053 define_insn_reservation.
15055 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15056 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15057 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15058 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15059 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15061 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15063 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15064 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15065 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15066 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15067 athlon_ssemul_load_k8): Added amdfam10.
15069 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15071 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15072 (x86_sse_unaligned_move_optimal): New variable.
15074 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15076 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15077 for unaligned vector SSE double/single precision loads for AMDFAM10.
15079 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15081 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15082 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15083 Define TARGET_CPU_DEFAULT_amdfam10.
15084 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15085 (processor_type): Add PROCESSOR_AMDFAM10.
15087 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15088 processor_type in config/i386/i386.h.
15089 Enable imul peepholes for TARGET_AMDFAM10.
15091 * config.gcc: Add support for --with-cpu option for amdfam10.
15093 * config/i386/i386.c (amdfam10_cost): New variable.
15094 (m_AMDFAM10): New macro.
15095 (m_ATHLON_K8_AMDFAM10): New macro.
15096 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15097 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15098 x86_promote_QImode, x86_integer_DFmode_moves,
15099 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15100 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15101 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15102 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15103 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15104 Enable/disable for amdfam10.
15105 (override_options): Add amdfam10_cost to processor_target_table.
15106 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15107 processor_alias_table.
15108 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15109 (ix86_adjust_cost): Add code for amdfam10.
15111 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15113 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15114 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15115 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15116 * config/i386/i386.h: Add builtin definition for SSE4A.
15117 * config/i386/i386.md: Add support for ABM instructions
15118 (popcnt and lzcnt).
15119 * config/i386/sse.md: Add support for SSE4A instructions
15120 (movntss, movntsd, extrq, insertq).
15121 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15122 Add -march=amdfam10 flag.
15123 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15124 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15126 * doc/extend.texi: Add documentation for SSE4A builtins.
15128 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15130 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15132 2007-02-05 Richard Guenther <rguenther@suse.de>
15134 * tree-vectorizer.h (vectorizable_function): Add argument type
15135 argument, change return type.
15136 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15137 * tree-vect-transform.c (vectorizable_function): Handle extra
15138 argument, return vectorized function decl.
15139 (build_vectorized_function_call): Remove.
15140 (vectorizable_call): Handle calls with result and argument types
15141 differing. Handle loop vectorization factor correctly.
15142 * targhooks.c (default_builtin_vectorized_function): Adjust for
15144 * targhooks.h (default_builtin_vectorized_function): Likewise.
15145 * target.h (builtin_vectorized_function): Add argument type
15147 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15148 extra argument, allow vectorizing of lrintf.
15149 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15150 documentation of target hook.
15152 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15155 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15156 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15157 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15159 2007-02-05 Roger Sayle <roger@eyesopen.com>
15161 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15162 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15163 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15164 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15165 before canonicalizing sincos to cexpi.
15166 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15168 2007-02-05 Roger Sayle <roger@eyesopen.com>
15170 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15171 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15172 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15174 2007-02-05 Roger Sayle <roger@eyesopen.com>
15176 * mips-tfile.c (initialize_init_file): Correct endianness test.
15178 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15180 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15181 the 'y' constraint.
15183 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15185 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15186 saves in a PARALLEL before the register assignments.
15188 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15190 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15191 DWARF_FRAME_RETURN_COLUMN to be a general register.
15192 * dwarf2out.c (init_return_column_size): New function, split from...
15193 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15194 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15195 to be nongeneral registers.
15196 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15198 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15199 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15201 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15203 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15205 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15207 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15208 (remove_path): Use can_remove_branch_p and remove_branch instead
15209 of loop_delete_branch_edge.
15210 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15211 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15212 Update profile using scale_dominated_blocks_in_loop.
15213 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15214 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15215 (can_remove_branch_p, remove_branch): Declare.
15216 * tree-cfg.c (tree_can_remove_branch_p): New function.
15217 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15218 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15219 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15221 2007-02-05 Jan Hubicka <jh@suse.cz>
15223 PR middle-end/30696
15224 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15225 nodes in cgraph, don't remove offline copy of the function.
15227 2007-02-04 Jan Hubicka <jh@suse.cz>
15229 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15230 vectors might cause maybe_lookup_element_for_expr to be called
15231 on non-sra-candidate.
15233 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15235 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15236 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15237 spelling conventions.
15239 2007-02-04 Richard Guenther <rguenther@suse.de>
15241 PR middle-end/30636
15242 * fold-const.c (try_move_mult_to_index): Make sure to not
15243 overflow one dimension of a multi-dimensional array access.
15245 2007-02-04 Jan Hubicka <jh@suse.cz>
15247 * passes.c (init_optimization_passes): Reindent.
15249 2007-02-04 Jan Hubicka <jh@suse.cz>
15250 Eric Botcazou <ebotcazou@adacore.com>
15252 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15253 (execute_fixup_cfg): Break out the abnormal goto code.
15254 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15255 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15256 (optimize_inline_calls): Call make_nonlocal_label_edges.
15258 2007-02-04 Jan Hubicka <jh@suse.cz>
15260 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15261 true when something was changed.
15262 (rename_ssa_copies): When something was changed, do
15263 TODO_remove_unused_locals.
15264 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15265 add TODO_remove_unused_locals when instruction was removed.
15267 2007-02-04 Jan Hubicka <jh@suse.cz>
15269 * ipa-inline.c (try_inline): Improve debug output; work on already
15271 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15272 call try_inline for already inlined edges too when flattening;
15273 inline also functions that make callee growth but overall unit size
15276 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15278 * config/m32c/bitops.md, config/m32c/jump.md,
15279 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15280 config/m32r/m32r.h, config/m32r/m32r.md,
15281 config/m32r/predicates.md, config/m68hc11/larith.asm,
15282 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15283 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15284 config/mips/mips-protos.h, config/mips/mips.c,
15285 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15286 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15287 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15288 spelling conventions.
15290 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15291 Follow spelling conventions.
15293 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15295 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15296 warn about C++0x compatibility.
15298 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15300 * config/h8300/h8300.c, config/h8300/h8300.h,
15301 config/h8300/h8300.md: Follow spelling conventions.
15303 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15305 PR middle-end/30667
15306 * combine.c (try_combine): Do not substitute source operand
15307 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15309 2007-02-03 Jan Hubicka <jh@suse.cz>
15311 PR gcov-profile/30650
15312 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15313 do not divide by zero for never executed counters.
15314 (tree_find_values_to_profile): Fix counters.
15315 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15317 2007-02-03 Ian Lance Taylor <iant@google.com>
15319 * lower-subreg.c (simple_move_operand): New static function,
15320 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15322 (simple_move): Call simple_move_operand.
15323 (find_decomposable_subregs): Add special handling of MEMs.
15324 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15325 meaning of return value. If we see a hard register, test whether
15326 it can store a word_mode value. Change all callers.
15328 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15330 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15331 ftrapv insns and expanders.
15332 (subdi3): Change define_expand operand 1 to arith11_operand, and
15333 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15334 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15335 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15338 PR middle-end/30174
15339 * varasm.c (notice_global_symbol): Treat global objects as weak when
15340 flag_shlib is true.
15342 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15344 * emit-rtl.c (dconstpi): Delete.
15345 (dconstsqrt2): New.
15346 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15347 * real.h (dconstpi): Delete.
15348 (dconstsqrt2): New.
15349 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15350 (fold_builtin_hypot): Likewise.
15352 2007-02-03 Tom Tromey <tromey@redhat.com>
15355 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15356 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15358 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15360 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15361 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15362 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15363 config/rs6000/cell.md, config/rs6000/darwin.h,
15364 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15365 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15366 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15367 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15368 typos. Follow spelling conventions.
15369 * doc/invoke.texi: Follow spelling conventions.
15371 2007-02-03 Roger Sayle <roger@eyesopen.com>
15373 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15374 canonicalization transformations that attempt to simplify integer
15375 constant comparisons to become comparisons against zero.
15377 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15379 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15381 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15382 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15384 2007-02-02 Mike Stump <mrs@apple.com>
15386 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15387 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15388 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15389 generate a branch island.
15391 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15393 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15394 (xtensa_legitimate_address_p): New.
15395 (xtensa_legitimize_address): New.
15396 (xtensa_output_addr_const_extra): New.
15397 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15399 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15400 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15401 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15402 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15403 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15404 (xtensa_legitimize_address): New.
15405 (xtensa_output_addr_const_extra): New.
15407 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15409 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15411 2007-02-02 Ian Lance Taylor <iant@google.com>
15413 * expmed.c (expand_divmod): Add comment.
15415 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15417 * emit-rtl.c (renumber_insns): Remove.
15418 * flags.h: Remove the extern for flag_renumber_insns.
15419 * rtl.h: Remove the prototype for renumber_insns.
15420 * toplev.c (flag_renumber_insns): Remove.
15422 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15424 Revert for x86 darwin:
15425 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15427 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15428 code before the following patch under TARGET_MACHO.
15429 (ix86_function_value_regno_p): Likewise.
15431 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15433 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15436 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15439 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15440 loads to general or fp registers. Add comments.
15441 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15443 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15445 * pointer-set.c (insert_aux): Only return insertion slot.
15446 (pointer_set_insert): Adjust.
15447 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15448 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15449 pointer_map_traverse): New.
15450 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15451 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15452 pointer_map_contains, pointer_map_traverse): Declare.
15454 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15456 PR middle-end/30473
15457 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15458 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15460 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15462 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15464 (struct _dep): New type.
15465 (dep_t): New typedef.
15466 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15467 (DEP_STATUS): New access macro. The macro with the same name was
15468 renamed to DEP_LINK_STATUS.
15469 (dep_init): Declare function
15471 (struct _dep_link): New type.
15472 (dep_link_t): New typedef.
15473 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15474 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15475 (DEP_LINK_STATUS): New macro.
15476 (debug_dep_links): New debug function.
15478 (struct _deps_list): New type.
15479 (deps_list_t): New typedef.
15480 (DEPS_LIST_FIRST): New access macro.
15481 (FOR_EACH_DEP_LINK): New cycle macro.
15482 (create_deps_list, free_deps_list, delete_deps_list): Declare
15484 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15485 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15486 (copy_deps_list_change_con): Ditto.
15488 (move_dep_link): Declare function.
15490 (struct _dep_node): New type.
15491 (dep_node_t): New typedef.
15492 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15494 (struct haifa_insn_data.back_deps): New field to hold backward
15495 dependencies of the insn.
15496 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15498 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15499 Change its type to deps_list_t.
15500 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15501 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15502 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15504 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15506 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15508 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15510 (dep_cost): Declare.
15512 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15513 (ds_to_dk, dk_to_ds): New functions.
15515 (init_dep_1): New static function.
15516 (init_dep): New function.
15517 (copy_dep): New static function.
15519 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15521 (detach_dep_link): New static function.
15522 (move_dep_link): New function.
15524 (dep_links_consistent_p, dump_dep_links): New static functions.
15525 (debug_dep_links): New debugging function.
15527 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15529 (alloc_deps_list, init_deps_list): New static functions.
15530 (create_deps_list): New function.
15531 (clear_deps_list): New static function.
15532 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15533 (deps_list_consistent_p, dump_deps_list): New static functions.
15534 (debug_deps_list): New function.
15535 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15537 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15539 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15540 use new scheduler dependencies lists.
15541 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15542 (sched_analyze): Ditto. Initialize dependencies lists.
15543 (add_forw_dep, compute_forward_dependences): Update to use new
15544 scheduler dependencies lists.
15546 (init_dependency_caches): Init deps_obstack.
15547 (free_dependency_caches): Free deps_obstack.
15549 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15550 new scheduler dependencies lists.
15551 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15552 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15554 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15555 Update to use new scheduler dependencies lists.
15556 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15557 (debug_dependencies): Ditto.
15558 (schedule_region): Update comments.
15560 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15561 scheduler dependencies lists.
15562 (schedule_ebb): Update comments.
15564 * rtl.def (DEPS_LIST): Remove.
15566 * lists.c (unused_deps_list): Remove.
15567 (free_list): Update assertions.
15569 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15570 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15572 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15573 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15575 * haifa-sched.c (comments): Update.
15576 (insn_cost1): Remove. Inline the code into insn_cost ().
15577 (insn_cost): Update to use new scheduler dependencies lists. Move
15578 processing of the dependency cost to dep_cost ().
15579 (dep_cost): New function. Use it instead of insn_cost () when
15580 evaluating cost of the dependency. Use compatible interface to
15581 interact with the target.
15582 (priority): Update to use new scheduler dependencies lists.
15583 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15584 with greater number of insns that depend on the insn.
15585 (schedule_insn): Update to use new scheduler dependencies lists. Add
15586 code to free backward dependencies lists. Inline and optimize code
15587 from resolve_dep () - see PR28071.
15588 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15589 lists. Update call to targetm.sched.is_costly_dependence hook.
15591 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15592 scheduler dependencies lists.
15594 (resolve_dep): Remove. Move the logic to schedule_insn ().
15595 (init_h_i_d): Initialize dependencies lists.
15597 (process_insn_depend_be_in_spec): Rename to
15598 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15599 dependencies lists.
15600 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15601 Update to use new scheduler dependencies lists.
15602 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15604 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15605 new scheduler dependencies lists.
15606 (build_intra_loop_deps): Ditto.
15608 * target.h (struct _dep): Declare to use in
15609 gcc_target.sched.is_costly_dependence.
15610 (struct gcc_target.sched.adjust_cost): Fix typo.
15611 (struct gcc_target.sched.is_costly_dependence): Change signature to
15612 use single dep_t parameter instead of an equivalent triad.
15613 (struct gcc_target.sched.adjust_cost_2): Remove.
15615 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15617 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15619 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15621 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15623 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15624 (REG_DEP_TRUE): Document.
15626 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15627 Change signature to correspond to the targetm.sched.adjust_cost hook.
15628 Update use in TARGET_SCHED_ADJUST_COST_2.
15629 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15630 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15631 new scheduler dependencies lists.
15632 (ia64_gen_check): Ditto.
15634 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15635 scheduler dependencies lists.
15637 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15638 signature to correspond to the targetm.sched.is_costly_dependence hook.
15639 (is_costly_group): Update to use new scheduler dependencies lists.
15641 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15642 instead of INSN_COST () macro.
15644 2007-02-01 Ian Lance Taylor <iant@google.com>
15646 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15648 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15650 * pa.md (tp_load): Correct mfctl instruction syntax.
15652 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15654 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15655 altivec_padding_size calculation on AIX. Improve comment, add
15656 assert to verify that it's right.
15658 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15661 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15663 PR inline-asm/28686
15664 * global.c (global_alloc): Add mising initialization of
15667 2007-02-01 Roger Sayle <roger@eyesopen.com>
15669 * alias.c (init_alias_analysis): Correct whitespace.
15670 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15671 partition_hot_cold_basic_blocks): Likewise.
15672 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15673 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15674 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15675 fold_builtin_snprintf_chk, fold_builtin_printf,
15676 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15677 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15678 * cfgcleanup.c (cleanup_cfg): Likewise.
15679 * cfgexpand.c (tree_expand_cfg): Likewise.
15680 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15681 * function.c (get_next_funcdef_no): Likewise.
15682 * gengtype.c (main): Likewise.
15683 * genmodes.c (main): Likewise.
15684 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15685 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15686 * ifcvt.c (noce_emit_move_insn): Likewise.
15687 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15689 * stor-layout.c (get_best_mode): Likewise.
15690 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15691 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15692 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15693 perform_var_substitution, solve_graph): Likewise.
15694 * tree-vrp.c (vrp_finalize): Likewise.
15696 2007-02-01 Ian Lance Taylor <iant@google.com>
15698 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15699 high part of a paradoxical subreg, return a constant zero.
15701 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15703 * toplev.c (lang_dependent_init): Call init_set_costs.
15704 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15706 2007-02-01 Richard Guenther <rguenther@suse.de>
15708 PR middle-end/30656
15709 * fold-const.c (fold_negate_expr): Allow negating a
15710 constant if overflow does not change.
15712 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15714 * doc/c-tree.texi (Expression trees): Improve markup.
15715 * doc/tm.texi (Register Classes, Addressing Modes)
15716 (Floating Point): Fix spacing after abbreviations. Fix some
15719 2007-02-01 Ben Elliston <bje@au.ibm.com>
15721 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15722 * doc/contrib.texi: Likewise.
15723 * doc/install.texi: Likewise.
15725 2007-01-31 Richard Henderson <rth@redhat.com>
15726 Ian Lance Taylor <iant@google.com>
15728 * lower-subreg.c: New file.
15729 * rtl.def (CONCATN): Define.
15730 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15731 pass_lower_subreg2.
15732 * emit-rtl.c (update_reg_offset): New static function, broken out
15733 of gen_rtx_REG_offset.
15734 (gen_rtx_REG_offset): Call update_reg_offset.
15735 (gen_reg_rtx_offset): New function.
15736 * regclass.c: Revert patch of 2006-03-05, restoring
15738 (clear_reg_info_regno): New function.
15739 * dwarf2out.c (concatn_loc_descriptor): New static function.
15740 (loc_descriptor): Handle CONCATN.
15741 * common.opt (fsplit_wide_types): New option.
15742 * opts.c (decode_options): Set flag_split_wide_types when
15744 * timevar.def (TV_LOWER_SUBREG): Define.
15745 * rtl.h (gen_reg_rtx_offset): Declare.
15746 (reg_scan_update): Declare.
15747 * regs.h (clear_reg_info_regno): Declare.
15748 * tree-pass.h (pass_lower_subreg): Declare.
15749 (pass_lower_subreg2): Declare.
15750 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15751 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15752 -fsplit-wide-types.
15753 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15754 * Makefile.in (OBJS-common): Add lower-subreg.o.
15755 (lower-subreg.o): New target.
15757 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15759 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15761 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15764 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15766 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15768 PR middle-end/29335
15769 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15771 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15773 * cfgloop.h: Include vec-prim.h.
15774 (enum li_flags): Remove LI_ONLY_OLD.
15775 (loop_iterator): Changed.
15776 (fel_next, fel_init): Iterate over loop tree.
15777 (FOR_EACH_LOOP_BREAK): New macro.
15778 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15780 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15781 * modulo-sched.c (sms_schedule): Ditto.
15782 * tree-vectorizer.c (vectorize_loops): Ditto.
15783 * doc/loop.texi: Update information on loop numbering and behavior of
15784 FOR_EACH_LOOP wrto new loops.
15785 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15786 add_to_evolution_1): Test nestedness of loops instead of comparing
15788 * tree-chrec.c (chrec_fold_plus_poly_poly,
15789 chrec_fold_multiply_poly_poly, chrec_evaluate,
15790 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15791 reset_evolution_in_loop): Ditto.
15792 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15794 2007-01-31 Dirk Mueller <dmueller@suse.de>
15796 * c-common.c (warn_about_parentheses): Separate warning about
15797 un-parenthized sequence of comparison operators from the one
15798 which is supposed to warn about x <= y <= z.
15800 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15802 * optabs.h (enum optab_index): Add new OTI_isinf.
15803 (isinf_optab): Define corresponding macro.
15804 * optabs.c (init_optabs): Initialize isinf_optab.
15805 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15807 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15808 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15810 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15811 expand_builtin_interclass_mathfn.
15812 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15813 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15814 (fxam<mode>2_i387): New insn pattern.
15815 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15816 built-in functions as x87 inline asm.
15818 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15820 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15822 2007-01-30 Eric Christopher <echristo@apple.com>
15824 * config.gcc: Add geode.
15826 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15828 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15829 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15830 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15831 value-prof.c: Fix comment typos.
15833 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15836 * doc/invoke.texi (Wpointer-arith): Document warning.
15838 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15840 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15841 the list of discrepancies from the draft TR.
15843 2007-01-30 Dirk Mueller <dmueller@suse.de>
15846 * doc/invoke.texi (-Wreturn-type): Update description to
15847 match new behavior.
15849 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15851 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15853 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15855 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15856 to handle optabs that operate on floating point input argument and
15857 output to integer output.
15858 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15859 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15860 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15861 expand_builtin_interclass_mathfn ().
15862 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15863 (ilogbsi2): Remove.
15864 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15865 ilogbl built-in functions as x87 intrinsics.
15867 2007-01-30 Richard Guenther <rguenther@suse.de>
15869 PR middle-end/27657
15870 * dwarf2out.c (reference_to_unused): Query varpool if the
15871 variable was output.
15873 2007-01-30 Richard Guenther <rguenther@suse.de>
15875 PR middle-end/30313
15876 * passes.c (execute_one_pass): Reset in_gimple_form to not
15877 confuse non-unit-at-a-time mode.
15879 2007-01-29 Roger Sayle <roger@eyesopen.com>
15880 Richard Guenther <rguenther@suse.de>
15882 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15883 avoid undefined behaviour on overflow. Use force_fit_type_double
15884 to construct the constant with the specified TREE_OVERFLOW.
15886 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15888 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15889 * config/dfp-bit.h: Ditto.
15891 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15893 * c-decl.c (pop_scope): Replace warnings with call to
15894 warn_for_unused_label.
15895 * c-common.h (warn_for_unused_label): Declare.
15896 * c-common.c (warn_for_unused_label): Define.
15898 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15900 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15903 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15905 * Makefile.in (USER_H): Remove decfloat.h.
15906 * ginclude/decfloat.h: Delete, moving contents to ...
15907 * ginclude/float.h: Add support for decimal floating point,
15908 guarded by __STDC_WANT_DEC_FP__.
15910 2007-01-29 Mike Stump <mrs@apple.com>
15912 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15913 Analysis and Representation to resolve case insensitive conflict.
15914 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15916 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15918 * tree.h (struct tree_memory_tag): Add aliases member.
15919 (MTAG_ALIASES): New macro.
15920 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15921 (add_may_alias): Remove pointer-set. Update for may_aliases being
15923 (mark_aliases_call_clobbered): Update for may_aliases being a
15925 (compute_tag_properties): Ditto.
15926 (create_partition_for): Ditto.
15927 (compute_memory_partitions): Ditto.
15928 (dump_may_aliases_for): Ditto.
15929 (is_aliased_with): Ditto.
15930 (add_may_alias_for_new_tag): Ditto.
15931 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15932 (compute_is_aliased): New function.
15933 (compute_may_aliases): Call compute_is_aliased).
15934 (init_alias_info): Initialize alias_bitmap_obstack.
15935 (union_alias_set_into): New function.
15936 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15937 (have_common_aliases_p): Rewrite to take two bitmaps and use
15939 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15940 Update for bitmaps.
15941 (finalize_ref_all_pointers): Update for add_may_alias changes.
15942 (new_type_alias): Ditto.
15943 * tree-flow-inline.h (may_aliases): Return a bitmap.
15944 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15945 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15946 may_aliases being a bitmap.
15947 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15948 may_aliases now returns a bitmap.
15949 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15951 * tree-ssa-operands.c (add_virtual_operand): Update for
15952 may_aliases being a bitmap.
15954 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15956 PR tree-optimization/30630
15957 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15958 variable as changed.
15960 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15963 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15964 expanded only once even if an error occurs.
15966 2007-01-29 Ben Elliston <bje@au.ibm.com>
15968 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15969 (__gcov_average_profiler): Likewise.
15970 (__gcov_ior_profiler): Likewise.
15971 (__gcov_merge_ior): Likewise.
15973 2007-01-28 Jan Hubicka <jh@suse.cz>
15975 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15976 * value-prof.c (stringop_block_profile): Likewise.
15978 2007-01-28 Jan Hubicka <jh@suse.cz>
15980 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15981 Add variant handling histograms; add wrapper.
15982 (clear_storage_via_libcall): Export.
15983 (emit_block_move_hints): Break out from ...; add histograms.
15984 (emit_block_move): ... this one.
15985 (clear_storage_hints): Break out from ...; add histograms.
15986 (clear_storage): ... this one.
15987 (set_storage_via_memset): Handle histogram.
15988 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15989 (clear_storage_hints, clear_storage_via_libcall): Declare.
15990 (set_storage_via_setmem): Update prototype.
15991 * doc/md.texi (movmem, setmem): Document new arguments.
15993 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15994 Add new histograms.
15995 (stringop_block_profile): New global function.
15996 (tree_stringops_values_to_profile): Profile block size and alignment.
15997 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15999 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16000 (stringop_block_profile): Declare.
16001 * builtins.c: Include value-prof.h.
16002 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16003 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16004 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16005 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16006 * profile.c (instrument_values): Add new counters.
16007 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16009 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16010 (tree_init_edge_profiler): Build new profilers.
16011 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16012 (pass_tree_profile): Add dump.
16013 (tree_profile_hooks): Update.
16014 * Makefile.in (LIBGCOV): Add new constants.
16015 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16016 __gcov_ior_profiler): New.
16017 * i386.md (movmem/setmem expanders): Add new optional arguments.
16019 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16021 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16023 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16025 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16026 (tree_unswitch_single_loop): Pass eni_size_weights to
16027 tree_num_loop_insns.
16028 * tree-ssa-loop-manip.c: Include tree-inline.h.
16029 (can_unroll_loop_p): Pass eni_size_weights to
16030 tree_num_loop_insns.
16031 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16032 Pass eni_size_weights to estimate_num_insns.
16033 * tree.h (init_inline_once): Export.
16034 * toplev.c (backend_init): Call init_inline_once.
16035 * cgraphunit.c (cgraph_process_new_functions,
16036 cgraph_analyze_function): Pass eni_inlining_weights to
16037 estimate_num_insns.
16038 * ipa-inline.c (compute_inline_parameters): Ditto.
16039 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16040 to estimate_num_insns.
16041 (try_unroll_loop_completely): Pass eni_size_weights to
16042 tree_num_loop_insns.
16043 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16044 ot estimate_num_insns.
16045 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16046 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16047 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16048 eni_time_weights): New variables.
16049 (init_inline_once): Initialize them.
16050 (struct eni_data): Mew.
16051 (estimate_num_insns_1, estimate_num_insns): Use weights.
16052 * tree-inline.h (struct eni_weights_d): New.
16053 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16054 (estimate_num_insns): Declaration changed.
16055 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16056 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16057 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16059 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16061 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16062 relations in the conflict function is valid.
16064 2007-01-27 Ian Lance Taylor <iant@google.com>
16066 * common.opt: Add fstrict-overflow.
16067 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16068 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16069 (TYPE_OVERFLOW_UNDEFINED): Define.
16070 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16072 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16073 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16074 (fold_negate_expr): Likewise.
16075 (make_range): Likewise.
16076 (extract_muldiv_1): Likewise.
16077 (maybe_canonicalize_comparison): Likewise.
16078 (fold_comparison): Likewise.
16079 (fold_binary): Likewise.
16080 (tree_expr_nonnegative_p): Likewise.
16081 (tree_expr_nonzero_p): Likewise.
16082 * tree-vrp.c (compare_values): Likewise.
16083 (extract_range_from_binary_expr): Likewise.
16084 (extract_range_from_unary_expr): Likewise.
16085 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16087 (nowrap_type_p): Likewise.
16088 * tree-scalar-evolution.c (simple_iv): Likewise.
16089 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16090 (build_range_check): Likewise.
16091 (extract_muldiv_1): Likewise.
16092 (fold_comparison): Likewise.
16093 * tree-vrp.c (vrp_int_const_binop): Likewise.
16094 (extract_range_from_unary_expr): Likewise.
16095 * convert.c (convert_to_integer): Likewise.
16096 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16097 (fold_comparison): Likewise.
16098 (fold_binary): Likewise.
16099 * optabs.c (optab_for_tree_code): Likewise.
16100 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16101 * simplify-rtx.c (simplify_const_relational_operation): Check
16102 flag_strict_overflow and flag_trapv.
16103 (simplify_const_relational_operation): Likewise.
16104 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16105 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16108 2007-01-27 Roger Sayle <roger@eyesopen.com>
16110 * tree.c (tree_fold_gcd): Delete.
16111 * tree.h (tree_fold_gcd): Remove prototype.
16112 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16113 test whether one constant integer is a multiple of another. Instead
16114 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16115 * fold-const.c (multiple_of_p): We've determined both TOP and
16116 BOTTOM are integer constants so we can call int_const_binop directly
16117 instead of the more generic const_binop.
16119 2007-01-27 Roger Sayle <roger@eyesopen.com>
16121 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16122 1*X check that the constant hasn't overflowed, to preserve the
16124 (round_up): Provide an efficient implementation when rouding-up an
16125 INTEGER_CST to a power-of-two.
16127 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16129 * doc/sourcebuild.texi: Add comma for clarity.
16130 * doc/extend.texi: Fix some typos.
16131 * doc/passes.texi: Likewise.
16132 * doc/cppinternals.texi: Likewise.
16133 * doc/c-tree.texi: Likewise.
16134 * doc/tree-ssa.texi: Likewise.
16135 * doc/install.texi: Likewise.
16137 2007-01-27 Jan Hubicka <jh@suse.cz>
16139 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16140 (pass_sra): Do not require alias information.
16141 * passes.c (init_optimization_passes): Add SRA
16143 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16145 * tracer.c (rest_of_handle_tracer): We already cleaned
16146 up the CFG in tracer() so don't do it here again.
16147 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16148 cleanup_cfg here, either. And don't call renumber_insns.
16150 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16151 and BB_HEAD are in the insn stream here. Instead make sure
16152 that BB_INSN is valid on all insns. Also, do check here that
16153 there are no pending branch predictions...
16154 (rtl_verify_flow_info): ...instead of doing it here. Checks
16155 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16158 2007-01-26 Roger Sayle <roger@eyesopen.com>
16160 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16161 function to simplify/factorize operand order canonicalization.
16162 (ix86_fixup_binary_operands): Reorganize using the above function.
16163 (ix86_binary_operator_ok): Likewise.
16165 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16167 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16168 file scope from optimize_attrs.
16169 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16171 (optimize_attrs): Clear insn_code_values after freeing it.
16173 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16175 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16176 a parts.base assignment.
16178 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16180 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16181 (compute_subscript_distance, initialize_data_dependence_relation,
16182 finalize_ddr_dependent, analyze_ziv_subscript,
16183 analyze_siv_subscript_cst_affine,
16184 compute_overlap_steps_for_affine_univar,
16185 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16186 analyze_siv_subscript, analyze_miv_subscript,
16187 analyze_overlapping_iterations, subscript_dependence_tester_1,
16188 compute_self_dependence, free_dependence_relation): Work
16189 with affine_fn instead of chrecs.
16190 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16191 common_affine_function, affine_function_base,
16192 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16193 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16194 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16195 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16196 (all_chrecs_equal_p): Removed.
16197 * tree-data-ref.h (affine_fn, conflict_function): New types.
16198 (struct subscript): Change type of conflicting_iterations_in_a
16199 and conflicting_iterations_in_b.
16201 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16204 * config/pa/pa.h (TARGET_HPUX_11): New.
16205 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16206 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16208 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16209 Richard Guenther <rguenther@suse.de>
16211 * tree-ssa-structalias.c (solve_graph): Handle case
16212 we merged the variable to another.
16214 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16216 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16219 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16220 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16222 2007-01-25 DJ Delorie <dj@redhat.com>
16224 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16225 allow changes to modes which don't fit in those registers.
16227 * reload1.c (choose_reload_regs): Check for invalid subregs before
16228 computing their locations, not after.
16230 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16233 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16234 save Altivec registers in an eh_return function.
16235 (compute_vrsave_mask): Likewise.
16236 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16237 for saving Altivec registers.
16238 (rs6000_emit_prologue): Don't allocate stack twice in
16239 eh_return function. Correct expected value of altivec_save_offset
16240 when using save_world. Describe save of R0 to stack when using
16241 save_world. Describe stack pointer adjustment when using
16242 save_world. Remove duplicated eh_return parameter register saving.
16243 Update sp_offset variable after save_world.
16244 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16246 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16247 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16250 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16252 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16254 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16257 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16258 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16260 2007-01-25 Richard Guenther <rguenther@suse.de>
16262 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16263 * common.opt (-Wcoverage-mismatch): New warning option.
16264 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16265 if -Wcoverage-mismatch is given.
16267 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16269 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16270 (ipcp_driver): Change to static definition.
16271 Add dumping of the ifunctions.
16272 (constant_val_insert): Remove unused parameter. Support for SSA.
16273 (ipcp_propagate_const): Support for SSA.
16274 (ipcp_profile_bb_print): Print only analyzed nodes.
16275 (ipcp_replace_map_create): Remove support for Fortran constant
16277 * ipa-prop.c (ipa_method_modify_stmt,
16278 ipa_callsite_compute_param): Support for SSA.
16279 * ipa-prop.h (ipcp_driver): Remove declaration.
16280 (IS_VALID_TREE_MAP_INDEX): Add define.
16282 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16284 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16286 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16288 PR middle-end/30447
16289 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16290 constant argument to cabs and do it without checking for
16291 -funsafe-math-optimizations.
16293 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16295 * c-common.h (RID_FIRST_CXX0X): New.
16296 (RID_LAST_CXX0X): New.
16297 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16299 * c.opt (Wc++0x-compat): New.
16300 * doc/invoke.texi (-Wc++0x-compat): Document.
16302 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16304 * builtins.c (fold_builtin_carg): New.
16305 (fold_builtin_1): Use it.
16307 2007-01-24 Jan Hubicka <jh@suse.cz>
16309 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16311 * ipa-inline.c (initial_insns, max_insns): Delete.
16312 (compute_max_insns): New function.
16313 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16314 amount of insns as base for code growth.
16315 (cgraph_decide_inlining): Make initial_insns local; do not compute
16317 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16318 * doc/invoke.texi (inline-unit-growth): Update docs.
16320 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16322 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16323 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16324 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16325 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16326 for CPUs that have PTA_CX16 set.
16328 PR middle-end/27416
16329 * gimplify.c (omp_check_private): New function.
16330 (gimplify_scan_omp_clauses): Use it for
16331 firstprivate/lastprivate/reduction.
16333 PR middle-end/30494
16334 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16335 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16337 PR middle-end/30421
16338 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16339 If lower_lastprivate_clauses emits some statements, append them
16340 to dlist rather than body_p and to body_p append an initializer.
16341 (lower_omp_for): Adjust caller.
16343 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16345 * target.h (globalize_decl_name): New.
16346 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16347 * output.h (default_globalize_decl_name): New.
16348 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16350 (globalize_decl): Ditto.
16351 (default_globalize_decl_name): New.
16352 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16353 (ia64_handle_version_id_attribute): New.
16354 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16355 (ia64_asm_output_external): Use globalize_decl_name instead
16356 of globalize_label.
16357 * doc/extend.texi (version_id): New pragma.
16358 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16360 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16362 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16363 _uleb128_t and _Unwind_SWord with _sleb128_t.
16364 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16365 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16367 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16368 * unwind-pe.h (read_uleb128, read_sleb128,
16369 read_encoded_value_with_base): Likewise.
16370 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16372 2007-01-24 Richard Guenther <rguenther@suse.de>
16374 * builtins.c (expand_builtin_cexpi): Get the fndecl
16375 for cexp in the correct way.
16377 2007-01-24 Jan Hubicka <jh@suse.cz>
16379 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16382 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16384 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16385 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16386 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16387 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16388 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16389 __SIZEOF_PTRDIFF_T__.
16390 * doc/cpp.texi: Documentation for the new builtin macros added.
16392 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16394 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16395 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16396 instead of operands[2] to avoid access past the end of array.
16398 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16400 * reload1.c (emit_reload_insns): Pass the reload register
16401 for a non-spill output reload through forget_old_reloads_1.
16403 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16405 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16406 _SOFT_DOUBLE if doubles use software floating-point.
16407 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16408 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16409 * config/rs6000/darwin-ldouble.c: Also compile functions for
16410 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16411 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16412 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16413 commented-out long double override.
16414 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16415 * config/rs6000/eabispe.h: Likewise.
16416 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16417 long double for non-SPE.
16418 (rs6000_handle_option): Likewise.
16419 (invalid_e500_subreg): Disallow more subregs involding DImode,
16420 DFmode, TImode or TFmode.
16421 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16423 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16425 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16426 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16428 (rs6000_legitimate_address): Also check for TFmode for E500
16430 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16431 (spe_build_register_parallel): Handle TFmode and TCmode.
16432 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16434 (function_arg): Handle TFmode and TCmode for E500 double.
16435 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16437 (print_operand): Handle TFmode and TImode for %y.
16438 (rs6000_generate_compare): Handle TFmode comparisons for E500
16440 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16441 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16442 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16443 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16444 TFmode for E500 double.
16445 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16446 (floatsidf2): Enable for E500 double.
16447 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16448 (extenddftf2): Change to extenddftf2_fprs.
16449 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16450 depending on TARGET_E500_DOUBLE.
16451 (extendsftf2): Enable for E500 double.
16452 (trunctfdf2): Enable for E500 double.
16453 (trunctfsf2): Change to trunctfsf2_fprs.
16454 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16455 depending on TARGET_E500_DOUBLE.
16456 (floatsitf2): Enable for E500 double.
16457 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16458 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16459 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16460 (negtf2): Change to negtf2_internal.
16461 (negtf2): New expander.
16462 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16463 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16464 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16465 (movdi_internal32): Use rs6000_nonimmediate_operand.
16466 (unnamed splitter): Likewise.
16467 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16468 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16469 (SPE64TF, DITI): New mode macros.
16470 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16473 (frob_<mode>_di_2): New.
16474 (frob_tf_di_8_2): New.
16475 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16477 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16479 (frob_ti_<mode>_8_2): New.
16480 (frob_ti_tf_2): New.
16481 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16482 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16484 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16485 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16486 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16487 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16488 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16489 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16492 2007-01-23 Ian Lance Taylor <iant@google.com>
16494 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16496 (OBJS-archive): Reformat, alphabetize.
16497 (OBJS): Change out_object_file to OBJS-md.
16499 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16501 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16502 JUMP_P and CALL_P predicates where applicable.
16503 * config/i386/i386.c: Ditto.
16504 * config/i386/i386.md: Ditto.
16505 * config/i386/mmx.md: Ditto.
16506 * config/i386/predicates.md: Ditto.
16508 2007-01-22 Andreas Schwab <schwab@suse.de>
16510 * config/m68k/m68k.h: Fix comment.
16512 2007-01-22 Jan Hubicka <jh@suse.cz>
16514 * passes.c (init_optimization_passes): Do not rerun
16515 pass_early_warn_uninitialized.
16517 2007-01-22 Richard Guenther <rguenther@suse.de>
16519 PR tree-optimization/30038
16520 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16522 (execute_cse_sincos_1): Likewise.
16523 (execute_cse_sincos): Likewise.
16524 (gate_cse_sincos): Likewise.
16525 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16526 the cexpi() canonicalization of sincos().
16527 * tree-pass.h (pass_cse_sincos): Declare.
16528 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16530 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16532 PR rtl-optimization/29329
16533 * combine.c (replaced_rhs_insn): Rename to i2mod.
16534 (replaced_rhs_value): Rename to i2mod_new_rhs.
16535 (i2mod_old_rhs): New global variable.
16536 (combine_instructions): Adjust for above change. Save a copy of
16537 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16538 note are substituted in the second instruction.
16539 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16540 ditch the note if it pertains to the second eliminated register
16541 and this register is mentioned in i2mod_old_rhs.
16544 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16546 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16547 the insn to which the note was originally attached.
16549 2007-01-21 Jan Hubicka <jh@suse.cz>
16551 * ipa-inline.c (inlining_mode): Comment, move up.
16552 (cgraph_decide_inlining_incrementally): Do not perform inlining
16553 itself; fix handling of flattening of self recursive functions.
16554 (cgraph_find_cycles): Remove.
16555 (cgraph_flatten_node): Remove.
16556 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16557 (try_inline): New function.
16558 (cgraph_early_inlining): Update call of
16559 cgraph_decide_inlining_incrementally. Apply inlining here.
16560 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16562 2007-01-21 Dirk Mueller <dmueller@suse.de>
16565 * tree-vrp.c (check_array_bounds): do not warn
16566 about ADDR_EXPR's of ARRAY_REF's which are immediately
16567 used in binary expressions.
16569 2007-01-21 Ira Rosen <irar@il.ibm.com>
16571 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16572 read_write_dep and macros for its access.
16573 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16574 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16575 argument, call vect_check_interleaving for every independent pair of
16576 data-refs. Mark loads that access the same memory location as a store
16578 (vect_check_dependences): Remove.
16579 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16580 call, fix the call to vect_analyze_data_ref_dependence.
16581 (vect_analyze_data_ref_access): For statements that access the same
16582 data-ref, check that they are not stores; for loads, check that there
16583 is no store that access the same location.
16585 2007-01-20 Roger Sayle <roger@eyesopen.com>
16586 Joseph Myers <joseph@codesourcery.com>
16588 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16589 (-fdump-rtl-stack): Likewise.
16590 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16591 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16592 (-mpt-fixed): Use @minus{} for minus sign.
16593 (Using Precompiled Headers): Fix under/overfull hbox.
16595 2007-01-20 Jan Hubicka <jh@suse.cz>
16597 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16598 place within annotation.
16600 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16602 * pa.c (output_move_double): Change array size of xoperands to 4.
16604 2007-01-20 Jan Hubicka <jh@suse.cz>
16606 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16609 2007-01-19 Ian Lance Taylor <iant@google.com>
16611 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16612 constant to unsigned HOST_WIDE_INT before negating.
16614 2007-01-19 Ian Lance Taylor <iant@google.com>
16616 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16618 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16619 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16620 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16621 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16622 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16623 (realloc_vdef, realloc_vuse): Change second parameter to
16625 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16626 fields to unsigned.
16627 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16628 unsigned. Change x and lim locals to unsigned.
16629 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16631 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16632 (copy_virtual_operands): Change i and n locals to unsigned.
16634 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16636 PR middle-end/29335
16637 * builtins.c (fold_builtin_1): Handle builtin fdim.
16639 2007-01-20 Jan Hubicka <jh@suse.cz>
16641 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16642 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16643 init_alias_heapvars.
16644 (init_alias_heapvars): Initialize only when not already initialized.
16645 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16647 2007-01-19 Roger Sayle <roger@eyesopen.com>
16649 * common.opt (fsigned-zeros): New command line option.
16650 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16651 of flag_unsafe_math_optimizations.
16652 * opts.c (set_fast_math_flags): The -ffast-math command line option
16653 implies -fno-signed-zeros.
16654 (fast_math_flags_set_p): Likewise.
16656 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16657 the documentation of -ffast-math appropriately. Wrap long lines.
16659 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16661 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16662 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16664 2007-01-19 Tomas Bily <tbily@suse.cz>
16666 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16668 (tree_init_ic_make_global_vars): New function
16669 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16670 (tree_gen_ic_profiler): New function
16671 (tree_gen_ic_func_profiler): New function
16672 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16673 (tree_profile_hooks): Added hook for indirec/virtual calls
16674 * value-prof.c (tree_find_values_to_profile): New case for
16676 (tree_values_to_profile): Call for determining indirect/virtual
16678 (tree_indirect_call_to_profile): New function
16679 (tree_ic_transform): New function
16680 (tree_ic): New function
16681 (find_func_by_pid): New function
16682 (init_pid_map): New function
16683 (tree_value_profile_transformations): Added check for
16684 indirect/virtual call transformation
16685 * value-prof.h (enum hist_type): New counter type for
16686 indirect/virtual calls
16687 (profile_hooks): Added new hook for profiling indirect/virtual
16689 * profile.c (instrument_values): New case for indirect/virtual
16691 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16692 (GCOV_COUNTER_V_INDIR): New counter type
16693 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16694 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16696 * cgraph.c: Definition of cgraph_max_pid
16697 (cgraph_create_node): Default init of pid attribute
16698 * cgraph.h: Declaration of cgraph_max_pid
16699 (struct cgraph_node): Added pid attribute
16700 * libgcov.c (__gcov_indirect_call_profiler): New function
16701 (__gcov_one_value_profiler_body): New function
16702 (__gcov_one_value_profiler): Body was moved to
16703 __gcov_one_value_profiler_body and calls it
16705 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16707 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16708 * gengtype.c (write_types_data, write_func_for_structure,
16709 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16710 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16711 (walk_type, write_func_for_structure): Generate the mark_hook if
16714 2007-01-19 Jan Hubicka <jh@suse.cz>
16716 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16717 'early' argument take inlining mode argument specifying whether to
16718 inline for size/speeed or all functions; add support for flattening;
16720 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16722 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16725 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16726 the name of the declared identifier.
16728 2007-01-19 Dirk Mueller <dmueller@suse.de>
16730 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16731 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16732 duplicate evaluation.
16734 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16736 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16737 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16738 to XFMode, use acosxf2 and truncate result to requested mode.
16739 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16740 (asin<mode>2): Similarly, with asin expanders.
16741 (*fscalexf4_i387): Rename from *fscalexf4.
16742 (expNcorexf3): New expander.
16743 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16744 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16745 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16746 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16747 patterns for SSE math.
16748 (exp10<mode>2): Similarly, with exp10 expanders.
16749 (exp2<mode>2): Similarly, with exp2 expanders.
16750 (expm1<mode>2): Similarly, with expm1 expanders.
16751 (ldexp<mode>3): Similarly, with ldexp expanders.
16752 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16753 Use gen_truncxf<mode>2_i387_noop to truncate result.
16755 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16757 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16758 for ColdFire targets.
16760 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16761 Richard Sandiford <richard@codesourcery.com>
16763 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16764 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16765 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16766 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16767 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16768 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16770 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16772 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16773 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16774 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16775 (*adddi_dilshr32_cf): New pattern.
16776 (adddi3, subdi3): Remove first alternatives.
16778 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16780 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16781 implemented using move.l, do not use its cc result for floating-point
16784 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16786 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16787 from accepting 's' constraints if flag_pic.
16789 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16791 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16792 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16793 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16794 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16796 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16798 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16799 ColdFire alternatives.
16800 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16801 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16802 architectures that support ff1 instruction.
16804 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16805 Julian Brown <julian@codesourcery.com>
16807 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16808 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16809 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16812 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16814 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16816 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16817 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16818 HOST_WIDE_INT instead of an rtx.
16819 (m68k_rtx_costs): Update call accordingly.
16820 (output_move_const_into_data_reg): Likewise. Fix formatting.
16821 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16823 (output_move_simode_const): Update calls after above changes.
16824 Rework to use automatic variables and predicates like MEM_P.
16825 * config/m68k/m68k.md (pushexthisi_const): Update call to
16828 2007-01-19 Dirk Mueller <dmueller@suse.de>
16830 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16831 in dump_flags test.
16833 2007-01-19 Richard Guenther <rguenther@suse.de>
16835 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16836 via cexp in case sincos is not available.
16838 2007-01-19 Richard Guenther <rguenther@suse.de>
16840 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16841 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16842 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16843 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16844 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16845 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16846 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16847 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16849 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16851 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16853 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16854 (atan2xf3): Directly generate RTL pattern.
16855 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16856 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16857 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16858 disable patterns for SSE math.
16859 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16860 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16861 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16862 disable patterns for SSE math.
16864 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16866 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16868 2007-01-18 Roger Sayle <roger@eyesopen.com>
16870 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16871 VIEW_CONVERT_EXPR to the same type as it's operand.
16873 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16875 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16876 configured for long double 128.
16878 2007-01-18 Mike Stump <mrs@apple.com>
16880 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16883 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16885 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16888 2007-01-18 Jan Hubicka <jh@suse.cz>
16890 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16891 greater than NUM_VOP_FREE_BUCKETS.
16893 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16895 * tree-ssa-structalias.c: Update comments.
16896 (ptabitmap_obstack): Removed.
16897 (pta_obstack): New.
16898 (oldpta_obstack): Ditto.
16899 (stats): Add a few members.
16900 (struct variable_info): Remove node, complex, address_taken, and
16901 indirect_target members. Add oldsolution member.
16902 (new_var_info): Do not initialize removed members.
16903 (constraint_expr_type): Remove INCLUDES.
16904 (constraint_graph): Add size, implicit_preds, rep,
16905 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16906 (FIRST_REF_NODE): New macro.
16907 (LAST_REF_NODE): Ditto.
16908 (FIRST_ADDR_NODE): Ditto.
16909 (find): New function.
16911 (dump_constraint): Do not handle INCLUDES.
16912 (insert_into_complex): Do not insert duplicate constraints.
16913 (condense_varmap_nodes): Renamed and rewritten into ...
16914 (merge_node_constraints): This. Also fix bug in handling of
16915 offseted copy constraints.
16916 (clear_edges_for_node): No longer need to deal with preds at all,
16917 or removing associated preds/succs.
16918 (merge_graph_nodes): Deal with indirect_cycles.
16919 Don't deal with predecessors.
16920 (add_implicit_graph_edge): New function.
16921 (add_pred_graph_edge): Ditto.
16922 (add_graph_edge): Don't deal with predecessors.
16923 (build_constraint_graph): Removed.
16924 (build_pred_graph): New function.
16925 (build_succ_graph): Ditto.
16926 (struct scc_info): Removed in_component. Added roots, dfs, and
16927 node_mapping. Remove visited_index, unification_queue.
16928 (scc_visit): Deal with union-find we do now.
16929 Deal with cycles with REF nodes.
16930 (collapse_nodes): Renamed and rewritten to ...
16931 (unify_nodes): This.
16932 (process_unification_queue): Removed.
16933 (topo_visit): Cleanup
16934 (do_da_constraint): Use find.
16935 (do_sd_constraint): Ditto.
16936 (do_ds_constraint): Ditto.
16937 (do_complex_constraint): Ditto.
16938 (init_scc_info): Update for removed and added members.
16939 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16940 (find_indirect_cycles): This.
16941 (equivalence_class): New variable.
16942 (label_visit): New function.
16943 (perform_variable_substitution): Rewritten.
16944 (free_var_substitution_info): New function.
16945 (find_equivalent_node): Ditto.
16946 (move_complex_constraints): Ditto.
16947 (eliminate_indirect_cycles): Ditto.
16948 (solve_graph): Only propagate changed bits.
16949 Use indirect cycle elimination.
16951 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16952 (tree_id_eq): Renamed to ...
16953 (tree_vi_eq): This. Update for member change
16954 (insert_id_for_tree): Renamed and rewritten to ...
16955 (insert_vi_for_tree): This.
16956 (lookup_id_for_tree): Renamed and rewritten to ...
16957 (lookup_vi_for_tree): This.
16958 (get_id_for_tree): Renamed and rewritten to ...
16959 (get_vi_for_tree): Ditto.
16960 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16961 (process_constraint): Don't handle INCLUDES.
16962 Remove special ADDRESSOF case.
16963 (find_func_aliases): Rewrite to use vi functions instead of id
16965 (create_function_info_for): Ditto.
16966 (create_variable_info_for): Ditto.
16967 (intra_create_variable_infos): Ditto.
16968 (merge_smts_into): Ditto.
16969 (find_what_p_points_to): Ditto.
16970 (init_base_vars): Ditto.
16971 (init_alias_vars): Ditto.
16972 (remove_preds_and_fake_succs): New function.
16973 (dump_sa_points_to_info): Dump new stats.
16974 (dump_solution_for_var): Use find.
16975 (set_used_smts): Fix formatting.
16976 (compute_points_to_sets): Updated for new functions.
16977 (ipa_pta_execute): Ditto.
16979 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16980 Richard Sandiford <richard@codesourcery.com>
16982 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16984 * calls.c (expand_call): If the return value is a PARALLEL,
16985 extract its first member.
16986 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16987 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16988 use FUNCTION_EXTRA_EPILOGUE.
16989 (m68k_function_value): Return a PARALLEL if the return value
16990 is of a pointer type.
16991 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16992 (FUNCTION_EXTRA_EPILOGUE): Remove.
16993 * config/m68k/m68k.md (D0_REG): New constant.
16995 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16997 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16998 output a NOP for empty epilogues.
17000 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17002 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17003 before function. Extend register save check to include all
17004 registers, not just integer ones.
17006 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17008 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17009 (m68k_use_return_insn): ...this.
17010 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17011 * config/m68k/m68k.c (use_return_insn): Rename to...
17012 (m68k_use_return_insn): ...this.
17013 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17014 of USE_RETURN_INSN.
17016 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17018 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17019 nearest even, fix denormal rounding overflow.
17021 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17023 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17024 f%$smove and f%$move.
17025 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17026 (extendsfdf2_cf): Use fdmove instead of f%&move.
17027 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17028 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17030 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17032 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17035 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17037 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17038 (coldfire_single_format): Declare.
17039 (coldfire_double_format): Likewise.
17040 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17041 of qnan_msb_set to determine the lower bits of a canonical
17043 (encode_ieee_double): Likewise.
17044 (encode_ieee_quad): Likewise.
17045 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17046 (mips_single_format): Likewise.
17047 (ieee_double_format): Likewise.
17048 (mips_double_format): Likewise.
17049 (ieee_extended_motorola_format): Likewise.
17050 (ieee_extended_intel_96_format): Likewise.
17051 (ieee_extended_intel_128_format): Likewise.
17052 (ieee_extended_intel_96_round_53_format): Likewise.
17053 (ibm_extended_format): Likewise.
17054 (mips_extended_format): Likewise.
17055 (ieee_quad_format): Likewise.
17056 (mips_quad_format): Likewise.
17057 (vax_f_format): Likewise.
17058 (vax_d_format): Likewise.
17059 (vax_g_format): Likewise.
17060 (i370_single_format): Likewise.
17061 (i370_double_format): Likewise.
17062 (decimal_single_format): Likewise.
17063 (decimal_double_format): Likewise.
17064 (decimal_quad_format): Likewise.
17065 (c4x_single_format): Likewise.
17066 (c4x_extended_format): Likewise.
17067 (real_internal_format): Likewise.
17068 (coldfire_single_format): New real_format.
17069 (coldfire_double_format): Likewise.
17070 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17071 canonical_nan_lsbs_set.
17072 (pdp11_d_format): Likewise.
17073 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17074 if TARGET_COLDFIRE_CPU.
17076 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17078 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17079 (output_call, m68k_legitimize_call_address): Declare.
17080 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17081 parenthesees. Add support for a 'W' constraint.
17082 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17083 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17084 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17085 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17087 (override_options): Initialize them. Do not set flag_no_function_cse
17088 for TARGET_ID_SHARED_LIBRARY.
17089 (m68k_output_pic_call): Delete.
17090 (m68k_legitimize_call_address): New function.
17091 (print_operand): Remove the %o prefix. Handle the %p prefix.
17092 (output_call): New function.
17093 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17094 target address from the GOT if symbolic jumps are not allowed.
17095 * config/m68k/m68k.md (call, general_operand): Do not set
17096 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17097 Merge separate flag_pic and !flag_pic define_insns into...
17098 (*call, *call_value): ...these new patterns. Match the address
17099 rather than the containing MEM and require it to be a call_operand.
17100 Use output_call to generate the asm template.
17101 * config/m68k/predicates.md (const_call_operand): New predicate.
17102 (call_operand): Likewise.
17104 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17106 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17107 (STACK_GROWS_DOWNWARD): Define to 1.
17108 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17109 comments, emphasizing that these values are only defaults.
17110 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17111 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17113 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17115 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17117 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17118 Richard Sandiford <richard@codesourcery.com>
17120 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17121 (FP_REGNO_P): New macros.
17122 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17123 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17124 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17125 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17127 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17129 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17130 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17132 * config/m68k/t-floatlib: New file, extracting common code from...
17133 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17134 * config/m68k/t-uclinux: Here.
17135 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17136 routines on ColdFire targets.
17138 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17140 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17141 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17142 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17143 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17144 explicitly set MOTOROLA to 1.
17145 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17147 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17148 Nathan Sidwell <nathan@codesourcery.com>
17150 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17151 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17152 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17153 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17154 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17155 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17156 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17157 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17158 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17159 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17160 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17161 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17162 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17163 (DBX_REGISTER_NUMBER): Delete.
17164 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17165 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17166 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17168 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17170 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17171 * config/flat.h: New file.
17172 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17173 OBJECT_FORMAT_FLAT.
17174 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17175 indirect references for -msep-data or -mid-shared-library.
17176 Do not use PC-relative code addresses either.
17177 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17179 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17180 for shared libraries and crt1.o for executables. Use crti.o and
17182 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17183 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17184 Do not add -elf2flt or -shared-lib-id options here.
17185 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17186 Pass -shared-lib-id if -mid-shared-library, taking the library
17187 identifier from -mshared-library-id if given, otherwise
17189 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17190 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17191 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17192 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17193 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17194 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17196 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17197 jump sequence for ISA A and ISA A+.
17198 (PICJUMP): Likewise.
17200 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17202 * config.gcc (m68k-*-uclinux*): Base the port on the common
17203 and m68k GNU/Linux files rather than on the generic ELF ones.
17204 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17205 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17207 2007-01-18 Julian Brown <julian@codesourcery.com>
17208 Richard Sandiford <richard@codesourcery.com>
17210 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17211 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17212 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17214 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17215 80 unconditionally.
17216 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17218 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17220 * doc/install.texi: Document m68k-uclinuxoldabi.
17221 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17222 * config/m68k/uclinux-oldabi.h: New file, copied from
17223 config/m68k/uclinux.h.
17225 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17227 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17228 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17229 (m32r_compute_frame_size): Use unsigned for regno.
17230 (m32r_reload_lr): Use gen_frame_mem.
17232 (m32r_output_function_epilogue): Don't output the function epilogue
17234 (m32r_expand_epilogue): New.
17235 (direct_return): Return false if the function has the interrupt
17237 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17238 * config/m32r/m32r.md (epilogue): New expander.
17239 (return_lr, return_rte): New insns.
17240 (return): Make it expander.
17241 (return_normal): New expander.
17243 2007-01-18 Josh Conner <jconner@apple.com>
17246 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17247 support for UNLE, UNLT, UNGE, and UNGT.
17249 2007-01-18 Jan Hubicka <jh@suse.cz>
17251 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17252 * tree-tailcall (add_virtual_phis): Likewise.
17253 (optimize_tail_call): Return TODOs.
17254 (execute_tail_calls): Return TODOs.
17255 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17256 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17258 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17259 Cleanup cfg using TODO.
17260 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17261 * passes.c (execute_function_todo): When cleanup did something, remove
17263 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17264 (make_edges): Don't cleanup_cfg.
17266 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17268 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17269 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17270 operate on the top of stack.
17271 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17272 register handling of instructions that output to the second
17274 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17275 (move_for_stack_reg): Special-case check for dead destination
17276 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17278 * config/i386/i386.md (UNSPEC_TAN): New constant.
17279 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17280 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17281 to correctly model move of constant 1.0 to top stack slot.
17282 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17283 (unnamed peephole2 pattern): Remove corresponding peephole2
17284 pattern that optimizes tan insn and loading of constant 1.0.
17285 (tanxf2): Use fptanxf4_i387.
17286 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17287 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17288 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17289 disable patterns for SSE math.
17290 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17291 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17293 2007-01-18 Dirk Mueller <dmueller@suse.de>
17294 Richard Guenther <rguenther@suse.de>
17297 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17298 * common.opt (Warray-bounds): Add new warning option.
17299 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17301 * Makefile.in: make tree-vrp.o depend on toplev.h
17302 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17304 (check_array_refs, check_array_bounds, check_array_ref): New.
17306 2007-01-18 Jan Hubicka <jh@suse.cz>
17308 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17309 (execute_ssa_ccp): Return flags conditionally.
17310 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17312 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17314 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17316 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17317 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17319 * Makefile.c (GTFILES): Add cfglayout.h.
17320 * gengtype.c (open_base_files): Likewise.
17321 * cfglayout.c (cfg_layout_function_footer,
17322 cfg_layout_function_header) Reindent to make gengtype happy.
17323 * cfglayout.h (cfg_layout_function_footer,
17324 cfg_layout_function_header): Add GTY(()) marker.
17326 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17328 2007-01-18 Ben Elliston <bje@au.ibm.com>
17330 * genautomata.c (write_automata): Include xstrerror output in the
17331 error message if writing the DFA description file fails.
17333 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17335 * config/mips/mips-protos.h (mips_output_external): Make it
17337 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17338 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17339 (extern_list): Likewise.
17340 (extern_head): Likewise.
17341 (TARGET_ASM_FILE_END): Likewise.
17342 (mips_file_end): Likewise.
17343 (mips_output_external): Rewritten.
17345 2007-01-18 Ben Elliston <bje@au.ibm.com>
17347 * genpreds.c (write_insn_preds_c): Only write out the function
17348 body for regclass_for_constraint if we have register constraints.
17350 2007-01-17 Tom Tromey <tromey@redhat.com>
17352 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17353 * doc/install.texi (Testing): Use sourceware.org.
17354 (Binaries): Likewise.
17355 (Specific): Likewise.
17356 * doc/contrib.texi (Contributors): Use sourceware.org.
17358 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17360 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17361 (AVR_ENHANCED): Rename to ...
17362 (AVR_HAVE_MUL): ... new.
17363 (avr_enhanced_p): Rename to ...
17364 (avr_have_mul_p): ... new.
17365 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17366 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17367 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17368 (avr_have_mul_p): ... new.
17369 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17370 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17371 'avr_enhanced_p' and 'enhanced'.
17372 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17373 AVR_HAVE_MUL instead of AVR_ENHANCED.
17374 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17375 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17376 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17377 instead of AVR_ENHANCED.
17378 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17379 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17380 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17382 2007-01-17 Ian Lance Taylor <iant@google.com>
17384 * vec.h (VEC_reserve_exact): Define.
17385 (vec_gc_p_reserve_exact): Declare.
17386 (vec_gc_o_reserve_exact): Declare.
17387 (vec_heap_p_reserve_exact): Declare.
17388 (vec_heap_o_reserve_exact): Declare.
17389 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17391 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17392 negative parameter.
17393 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17394 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17395 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17396 * vec.c (calculate_allocation): Add exact parameter. Change all
17398 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17399 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17400 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17401 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17402 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17403 (vec_heap_p_reserve_exact): New function.
17404 (vec_heap_o_reserve_exact): New function.
17406 2007-01-17 Jan Hubicka <jh@suse.cz>
17408 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17410 2007-01-17 Eric Christopher <echristo@apple.com>
17412 * config.gcc: Support core2 processor.
17414 2007-01-16 Jan Hubicka <jh@suse.cz>
17416 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17417 the names, just unlink the chain so we don't crash on dangling
17421 2007-01-16 Jan Hubicka <jh@suse.cz>
17423 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17424 * tree-pass.h: Reorder to make IPA passes appear toegher.
17425 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17427 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17428 parameters, do not call early inliner.
17429 * ipa-inline.c: Update comments. Include tree-flow.h
17430 (cgraph_decide_inlining): Do not compute inlining parameters.
17431 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17432 be called with function context set up.
17433 (pass_ipa_inline): Remove unreachable functions before pass.
17434 (cgraph_early_inlining): Simplify assuming to be called from the
17436 (pass_early_inline): New pass.
17437 (cgraph_gate_ipa_early_inlining): New gate.
17438 (pass_ipa_early_inline): Turn into simple wrapper.
17439 (compute_inline_parameters): New function.
17440 (gate_inline_passes): New gate.
17441 (pass_inline_parameters): New pass.
17442 (apply_inline): Move here from tree-optimize.c
17443 (pass_apply_inline): New pass.
17444 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17446 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17447 doing them by hand.
17448 (tree_function_versioning): Do not allocate dummy struct function.
17449 * tree-inline.h (optimize_inline_calls): Update prototype.
17450 * tree-optimize.c (execute_fixup_cfg): Export.
17451 (pass_fixup_cfg): Remove
17452 (tree_rest_of_compilation): Do not apply inlines.
17453 * tree-flow.h (execute_fixup_cfg): Declare.
17454 * Makefile.in (gt-passes.c): New.
17455 * passes.c: Include gt-passes.h
17456 (init_optimization_passes): New passes.
17457 (nnodes, order): New static vars.
17458 (do_per_function_toporder): New function.
17459 (execute_one_pass): Dump current pass here.
17460 (execute_ipa_pass_list): Don't dump current pass here.
17462 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17464 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17465 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17467 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17469 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17470 (strong_alias): Define.
17471 (__gcc_qmul): Provide non-FMA for soft-float.
17472 (__gcc_qdiv): Same.
17477 (__gcc_qunord): New.
17487 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17488 soft-float functions.
17489 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17490 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17491 about long double soft float.
17493 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17494 Tehila Meyzels <tehila@il.ibm.com>
17496 * tree-vectorizer.h (is_pattern_stmt_p): New.
17497 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17498 formatting (tabs instead of spaces). Cleanup and clarify setting
17499 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17500 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17501 (vectorizable_type_demotion): Check that types are integral.
17502 (vectorizable_type_promotion): Likewise.
17503 (vectorizable_store): Fix typo. Eliminate new-line at end of
17506 2007-01-16 Jan Hubicka <jh@suse.cz>
17508 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17511 2007-01-15 Eric Christopher <echristo@apple.com>
17513 * ifcvt.c: Include vec.h, vecprim.h.
17514 (check_cond_move_block): New argument regs.
17515 Reorganize. Add registers used to regs.
17516 (cond_move_process_if_block): Use regs set above as
17519 2007-01-15 Eric Christopher <echristo@apple.com>
17521 * config/darwin.h: Update copyright.
17522 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17523 (LINK_COMMAND_SPEC): Add -u.
17524 (LINK_SPEC): Fix umbrella for above.
17526 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17528 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17531 2007-01-15 Tom Tromey <tromey@redhat.com>
17533 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17534 * doc/install.texi (Testing): Don't mention jacks.
17535 (Configuration): Document --enable-java-maintainer-mode. Move
17536 --with-java-home to libgcj-specific section. Document
17538 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17540 2007-01-15 Jan Hubicka <jh@suse.cz>
17542 * tree-ssa-dce.c (DCE_TODOs): New.
17543 (propagate_necessity): Return if something changed.
17544 (eliminate_unnecessary_stmts): Likewise.
17545 (perform_tree_ssa_dce): Return TODO flags when needed.
17546 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17548 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17550 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17551 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17552 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17553 patterns using X87MODEF12 mode macro. Extend operand 1
17554 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17555 (log10<mode>2): Ditto.
17556 (log2<mode>2): Ditto.
17557 (log1p<mode>2): Ditto.
17558 (logb<mode>2): Ditto.
17559 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17560 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17561 (*fxtractxf3_i387): Rename from *fxtractxf3.
17562 (fxtract_extend<mode>xf3_i387): New insn pattern.
17563 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17564 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17565 and gen_fyl2xxf3_i387().
17567 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17569 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17570 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17571 get_loop_exit_edges. Changed return type to bool.
17572 * cfgloop.h (fix_loop_placement): Declaration removed.
17574 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17576 * param.h (MIN_VECT_LOOP_BOUND): New.
17577 * params.def (MIN_VECT_LOOP_BOUND): New.
17578 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17579 argument - minimum threshold for number of iterations.
17580 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17581 argument to declaration.
17582 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17583 MIN_VECT_LOOP_BOUND.
17584 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17585 slpeel_tree_peel_loop_to_edge with additional argument.
17586 (vect_do_peeling_for_alignment): Likewise.
17587 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17589 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17592 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17593 operands of size 1.
17595 2007-01-14 Jan Hubicka <jh@suse.cz>
17597 * tree-dfa.c (remove_referenced_var): New function.
17598 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17599 prune referenced vars list too.
17600 * tree-flow.h (remove_referenced_var): Declare.
17602 2007-01-14 Jan Hubicka <jh@suse.cz>
17604 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17606 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17607 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17608 * except.h (verify_eh_throw_table_statements): Kill prototype.
17609 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17610 into call exrepssions.
17611 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17613 * tree-cfg.c: Include pointer-set.h.
17614 (verify_node_sharing): Work on pointer set.
17615 (verify_eh_throw_stmt_node): New.
17616 (verify_stmts): Use pointers sets, verify throw_stmt.
17618 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17620 * ipa-reference.c (analyze_function): Consider also addresses taken
17623 2007-01-12 Roger Sayle <roger@eyesopen.com>
17625 * c-typeck.c (null_pointer_constant_p): Replace use of
17626 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17627 (build_c_cast): Likewise.
17629 2007-01-12 Roger Sayle <roger@eyesopen.com>
17631 * tree.h (force_fit_type_double): Remove unused final argument.
17632 * c-common.c (constant_expression_warning): Replace use of
17633 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17634 (convert_and_check): Likewise.
17635 (shorten_compare): Update call to force_fit_type_double.
17636 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17637 * convert.c (convert_to_pointer): Update call to
17638 force_fit_type_double.
17639 * fold-const.c (force_fit_type_double): Remove overflowed_const
17641 (int_const_binop, fold_convert_const_int_from_int,
17642 fold_convert_const_int_from_real, fold_div_compare,
17643 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17644 fold_abs_const, fold_not_const): Remove the final argument from
17645 calls to force_fit_type_double.
17647 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17649 * configure.ac: Set insn to "nop" for spu-*-* also.
17650 * configure: Regenerate.
17652 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17654 * builtins.def : Add BUILT_IN_FREE.
17656 2007-01-12 Jan Hubicka <jh@suse.cz>
17658 PR tree-optimization/30443
17659 * tree-inline.c (tree_function_versioning): Do not optimize when
17660 cloning for inlining.
17662 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17664 * doc/loop.texi: Document recording of loop exits.
17665 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17666 (update_single_exits_after_duplication,
17667 update_single_exit_for_duplicated_loop,
17668 update_single_exit_for_duplicated_loops): Removed.
17669 (duplicate_loop_to_header_edge): Do not call
17670 update_single_exits_after_duplication and
17671 update_single_exit_for_duplicated_loops.
17672 (loop_version): Do not update single_exit information.
17673 (fix_loop_structure): Use record_loop_exits instead of
17674 mark_single_exit_loops.
17675 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17676 the lists of loop exits.
17677 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17678 split_edge, merge_blocks): Update the lists of loop exits.
17679 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17680 loop_optimizer_init.
17681 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17682 of mark_single_exit_loops.
17683 (loop_optimizer_finalize): Call release_recorded_exits.
17684 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17685 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17686 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17687 update single exit information.
17688 * lambda-code.c (perfect_nestify): Ditto.
17689 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17690 (mark_single_exit_loops): Removed.
17691 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17692 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17693 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17695 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17696 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17697 (verify_loop_structure): Verify consistency of the exit lists.
17698 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17699 (set_single_exit): Removed.
17700 * cfgloop.h (struct loop_exit): New function.
17701 (struct loop): single_exit_ field replaced by exits field.
17702 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17703 LOOPS_HAVE_RECORDED_EXITS.
17704 (struct loops): Added exits hash.
17705 (mark_single_exit_loops, set_single_exit): Declaration removed.
17706 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17708 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17710 * doc/invoke.texi: Avoid use of @headitem.
17712 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17714 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17716 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17718 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17721 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17722 Richard Sandiford <richard@codesourcery.com>
17724 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17725 * config/m68k/m68k.opt: Resort options.
17726 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17728 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17729 Richard Sandiford <richard@codesourcery.com>
17731 * doc/invoke.texi: Document the macros that are defined by
17732 m68k's -mtune and -mhard-float options.
17733 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17734 (m68k_cpp_cpu_family): Likewise.
17735 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17736 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17737 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17738 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17739 (m68k_cpp_cpu_family): Likewise.
17741 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17743 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17744 macros besides mc68000 as tuning macros. Use a switch statement
17745 to set them and mcpu32.
17747 2007-01-12 Julian Brown <julian@codesourcery.com>
17749 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17750 (TARGET_68040_ONLY): Rename to...
17751 (TARGET_68040): ...this.
17752 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17753 * config/m68k/m68k.md: Likewise.
17755 2007-01-12 Julian Brown <julian@codesourcery.com>
17756 Nathan Sidwell <nathan@codesourcery.com>
17757 Richard Sandiford <richard@codesourcery.com>
17759 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17760 the -mcpu= argument associated with the --with-cpu setting.
17761 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17762 if different from the one implied by the -mcpu setting.
17763 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17764 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17765 * doc/invoke.texi: Mention ColdFire in the introduction to the
17766 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17767 -mno-div and -mhard-float options. Make -m68881 a synonym for
17768 -mhard-float. Document the previously-undocumented -m5206e,
17769 -m528x, -m5307 and -m5407 options. Tweak the existing option
17770 documentation for consistency.
17771 * doc/install.texi: Mention new --with-cpu arguments.
17772 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17773 default CPU if neither -mcpu nor -march are specified.
17774 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17775 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17776 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17777 using m68k_tune to decide between families that implement the
17778 same ISA. Use m68k_tune to set __mcfv4e__.
17779 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17780 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17781 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17782 (FL_ISA_C, FL_ISA_MMU): New macros.
17783 (MASK_COLDFIRE): Delete.
17784 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17785 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17786 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17787 (TARGET_HARD_FLOAT): Do not define here.
17788 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17789 (TUNE_68000): New macro.
17790 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17791 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17792 (TUNE_CFV2): Redefine in terms of m68k_tune.
17793 (uarch_type, target_device, fpu_type): New enums.
17794 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17795 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17796 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17797 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17798 (FL_FOR_isa_c): New macros.
17799 (m68k_isa): New enum.
17800 (m68k_target_selection): New structure.
17801 (all_devices, all_isas, all_microarchs): New tables.
17802 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17803 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17804 (MASK_ALL_CPU_BITS): Delete.
17805 (m68k_find_selection): New function.
17806 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17807 Map the legacy target options to a combination of the new ones.
17808 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17809 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17810 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17812 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17813 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17815 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17816 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17817 * config/m68k/m68k-devices.def: New file.
17819 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17820 Nathan Sidwell <nathan@codesourcery.com>
17822 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17823 (SUBTARGET_EXTRA_SPECS): New macros.
17824 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17825 use %(asm_cpu_spec) instead.
17826 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17827 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17828 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17829 (EXTRA_SPECS): Rename to...
17830 (SUBTARGET_EXTRA_SPECS): ...this.
17832 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17833 Richard Sandiford <richard@codesourcery.com>
17834 Julian Brown <julian@codesourcery.com>
17836 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17837 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17838 to the configuration's default CPU.
17839 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17840 Remove default masks.
17841 (m680[012]0-*-*): Set the default with_cpu to the first part of
17843 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17844 (m68k*-*-linux): Extend the --with-cpu handling to...
17845 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17846 and m68010. Don't set target_cpu_default2.
17847 * doc/install.texi: Document --with-cpu for m68k.
17848 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17849 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17850 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17851 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17852 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17853 (ASM_SPEC): Remove use of %(asm_cpu_default).
17854 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17855 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17856 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17857 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17858 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17859 (TARGET_DEFAULT): Delete.
17860 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17861 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17862 (CPP_CPU_SPEC): Delete.
17863 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17864 the appropriate string.
17865 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17866 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17867 (ASM_SPEC): Don't use %(asm_default_spec).
17868 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17869 TARGET_DEFAULT and add MASK_68881.
17870 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17872 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17874 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17875 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17876 MASK_68010 alongside MASK_68020.
17877 * doc/invoke.texi: Document -m68010.
17878 * config/m68k/m68k.opt (m68010): New.
17879 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17881 (TUNE_68010): New macro.
17882 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17883 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17884 (M68K_CPU_m68332): Add MASK_68010.
17885 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17886 fallback definition.
17887 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17889 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17890 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17891 to all entries that use MASK_68020.
17892 (output_move_simode_const, output_move_himode, output_move_qimode)
17893 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17894 instead of TARGET_68020 to select clr behavior. Remove comment
17895 about there being no TARGET_68010.
17896 * config/m68k/m68k.md: Likewise throughout.
17898 2007-01-12 Julian Brown <julian@codesourcery.com>
17900 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17901 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17902 * config/m68k/m68k.md: Likewise.
17904 2007-01-12 Julian Brown <julian@codesourcery.com>
17906 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17907 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17909 2007-01-12 Julian Brown <julian@codesourcery.com>
17911 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17912 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17913 * config/m68k/m68k.md: Likewise.
17915 2007-01-12 Julian Brown <julian@codesourcery.com>
17916 Richard Sandiford <richard@codesourcery.com>
17918 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17919 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17920 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17922 (TARGET_CPU32): Rename to...
17923 (TUNE_CPU32): ...this.
17924 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17925 (TUNE_CFV2): New macros.
17926 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17927 remove conditions that are implied by TARGET_68020.
17928 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17929 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17930 (m68k_output_function_epilogue): Likewise.
17931 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17932 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17933 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17934 non-68000 timings. Refactor multiplication and division costs.
17935 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17936 TUNE_CPU32 instead of TARGET_CPU32.
17937 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17938 and TUNE_68060 instead of TARGET_68060.
17939 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17940 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17942 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17943 && !TARGET_COLDFIRE" to choose between moveq and clr.
17944 Likewise in the unnamed movsf pattern.
17945 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17946 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17949 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17951 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17952 of tabbing before backslashes.
17954 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17956 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17957 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17958 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17960 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17962 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17963 find_interesting_uses_cond.
17964 (find_interesting_uses_cond): Use extract_cond_operands.
17965 (rewrite_use_compare): Use extract_cond_operands and
17966 force_gimple_operand_bsi. Do not call update_stmt.
17967 (determine_use_iv_cost_condition): Use extract_cond_operands.
17968 Return cheaper of using original bound and changing the exit bound.
17970 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17972 PR tree-optimization/29516
17973 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17974 most_expensive_mult_to_index, addr_to_parts,
17975 create_mem_ref, maybe_fold_tmr): Make the type of
17976 fields of TARGET_MEM_REF sizetype.
17977 (move_fixed_address_to_symbol, move_pointer_to_base):
17979 * tree.def (TARGET_MEM_REF): Add comment on types of
17982 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17984 * c-common.c (vector_types_convertible_p): Treat opaque types as
17985 always convertible if they have the same size, but not otherwise.
17987 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17989 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17990 Remove the b_unconditional field.
17991 (noce_try_sign_mask): Do not look at b_unconditional.
17992 (noce_process_if_block): Do not use merge_if_blocks. Update
17993 the CFG here. Do not set b_unconditional.
17994 (cond_move_process_if_block): Likewise.
17995 (find_cond_trap): Likewise.
17996 (check_cond_move_block): Require simple jump insns at the end
17997 of the basic block.
17999 2007-01-11 Jan Hubicka <jh@suse.cz>
18001 PR tree-optimization/1046
18002 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18003 when alias info is not ready.
18004 (pass_tail_recursion): Do not require aliasing.
18005 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18006 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18007 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18008 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18009 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18010 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18011 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18013 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18014 When aliasing is not build, mark statement as volatile.
18016 2007-01-11 Tom Tromey <tromey@redhat.com>
18018 PR preprocessor/15185, PR preprocessor/20989:
18019 * doc/cppopts.texi <-MT>: Update description of algorithm for
18020 computing default target.
18021 <-M, -MD>: Reword "basename" text.
18023 2007-01-11 Roger Sayle <roger@eyesopen.com>
18025 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18026 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18027 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18028 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18029 fold_builtin_bswap, real_constp, fold_builtin_pow,
18030 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18031 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18032 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18033 * convert.c (convert_to_pointer): Likewise.
18034 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18035 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18036 const_binop, fold_convert_const_int_from_int,
18037 fold_convert_const_int_from_real,
18038 fold_convert_const_real_from_real, sign_bit_p,
18039 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18040 fold_sign_changed_comparison, fold_unary, fold_comparison,
18041 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18042 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18043 * print-tree.c (print_node_brief, print_node): Likewise.
18044 * stor-layout.c (place_field, layout_type): Likewise.
18045 * tree-chrec.c (keep_cast): Likewise.
18046 * tree.c (build_vector, build_real, build_real_from_int_cst,
18047 build_complex): Likewise.
18049 2007-01-11 Roger Sayle <roger@eyesopen.com>
18051 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18052 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18054 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18056 * configure.ac (strict1_warn): Rename to strict_warn.
18057 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18058 cc_set_by_configure, quoted_cc_set_by_configure,
18059 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18060 all_boot_languages, all_stagestuff): Remove.
18061 (target_list): Remove bootstrap targets.
18062 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18063 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18064 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18065 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18066 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18067 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18068 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18069 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18070 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18071 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18072 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18073 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18074 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18075 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18076 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18077 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18078 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18079 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18080 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18081 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18082 (mostlyclean): Adjust.
18083 (clean, distclean): Don't mention bootstrap stuff.
18084 * configure: Regenerate.
18085 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18086 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18087 treelang/config-lang.in (stagestuff): Remove.
18088 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18089 stageprofile, stagefeedback, stagestuff): Remove mention.
18091 2007-01-11 Nick Clifton <nickc@redhat.com>
18093 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18095 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18096 (mcore_arith_K_S_operand): Run the test for the S constraint not
18097 the test for the M constraint.
18098 (mcore_addsub_operand): Do not accept integer values that are
18099 larger than 32 bits.
18100 * config/mcore/mcore.md: Remove unused constraints from split.
18101 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18102 (addsi3): Likewise.
18103 (allocate_stack): Likewise.
18104 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18105 operands to 32 bits.
18106 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18108 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18109 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18110 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18111 mcore_output_bclri, mcore_output_andn, output_inline_const,
18112 mcore_output_move, mcore_output_movedouble): Likewise.
18113 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18114 (output_inline_const): Likewise.
18115 (output_inline_const): Fix format strings used in sprintf
18117 * config/mcore/mcore-protos.h: Update prototypes for changed
18118 functions in mcore.c.
18119 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18120 HOST_WIDE_INT and not int.
18121 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18122 CONST_OK_FOR_N): Likewise.
18123 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18124 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18127 2007-01-10 Jan Hubicka <jh@suse.cz>
18129 * tree-vrp.c (remove_range_assertions): Release defs.
18130 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18131 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18133 2007-01-10 Paul Brook <paul@codesourcery.com>
18135 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18136 * config/arm/arm.md (mulsi3subsi): New insn.
18138 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18140 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18141 (tree_transform_and_unroll_loop): New.
18142 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18145 2007-01-10 Robert Kennedy <jimbob@google.com>
18147 * fold-const.c (fold_comparison): Fold comparisons like (x *
18148 1000 < 0) to (x < 0).
18150 2007-01-10 Ian Lance Taylor <iant@google.com>
18152 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18153 operands have the same priority.
18155 2007-01-10 Tom Tromey <tromey@redhat.com>
18157 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18158 (fold_binary): Likewise.
18159 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18160 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18161 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18162 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18163 * langhooks.h (struct lang_hooks): Removed field
18164 'can_use_bit_fields_p'.
18166 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18168 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18170 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18172 * function.c (get_last_funcdef_no): New function.
18173 * function.h (get_last_funcdef_no): Declare.
18174 * tree-inline.c (initialize_cfun): Add initialization.
18175 (tree_function_versioning): Cleanup.
18177 2007-01-10 Jan Hubicka <jh@suse.cz>
18179 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18182 2007-01-10 Sa Liu <saliu@de.ibm.com>
18183 Ben Elliston <bje@au.ibm.com>
18185 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18186 for SAVE_NONLOCAL and Pmode for any other save level.
18187 * spu-protos.h (spu_restore_stack_block): Declare.
18188 * spu.md (save_stack_block): Remove.
18189 (restore_stack_block): Call spu_restore_stack_block.
18190 * spu.c (spu_restore_stack_block): New function.
18191 (spu_expand_epilogue): Remove old comment.
18193 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18195 PR tree-optimization/30322
18196 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18197 (cand_value_at): Return the value as aff_tree.
18198 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18199 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18200 aff_combination_mult): New functions.
18201 (aff_combination_add): Use aff_combination_add_cst.
18202 (aff_combination_convert): Allow conversions to a wider type.
18203 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18204 * tree-affine.h (aff_combination_mult): Declare.
18206 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18208 * doc/tm.texi: Update documentation to reflect reality of exec
18209 and start file search behaviours. Update copyright year.
18210 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18211 header file directories.
18213 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18215 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18216 (*cosxf2): Rename to cosxf2_i387.
18217 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18218 using X87MODEF12 mode macro. Rename patterns to
18219 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18221 (*cosdf2, *cossf2): Ditto.
18222 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18223 to match extended input operands.
18224 (sincos<mode>3): New expander.
18225 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18226 insn patterns and corresponding splitters.
18228 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18230 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18231 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18233 2007-01-09 Nicolas Pitre <nico@cam.org>
18236 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18238 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18240 * target.h (struct gcc_target): New field library_rtti_comdat.
18241 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18242 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18243 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18244 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18246 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18248 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18250 2007-01-08 Richard Guenther <rguenther@suse.de>
18252 * tree.h (force_fit_type_double): Export.
18253 (force_fit_type): Remove.
18254 * fold-const.c (force_fit_type_double): New function.
18255 (force_fit_type): Remove.
18256 (int_const_binop): Use it.
18257 (fold_convert_const_int_from_int): Likewise.
18258 (fold_convert_const_int_from_real): Likewise.
18259 (fold_div_compare): Likewise.
18260 (fold_sign_changed_comparison): Likewise.
18261 (fold_unary): Likewise.
18262 (fold_negate_const): Likewise.
18263 (fold_abs_const): Likewise.
18264 (fold_not_const): Likewise.
18265 * c-common.c (shorten_compare): Use force_fit_type_double.
18266 * convert.c (convert_to_pointer): Likewise.
18268 2007-01-08 Richard Guenther <rguenther@suse.de>
18270 * tree.h (build_int_cst_wide_type): Export.
18271 * tree.c (build_int_cst_wide_type): New function.
18272 (build_int_cst_wide): Fix comment.
18273 * builtins.c (fold_builtin_object_size): Use build_int_cst
18274 to build -1 or 0 of the correct type. Use fit_double_type
18275 to check for overflow.
18276 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18278 (decode_field_reference): Likewise.
18279 (all_ones_mask_p): Likewise.
18280 (native_interpret_int): Use build_int_cst_wide_type.
18281 (fold_binary): Use build_int_cst_type to build an all-ones
18283 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18285 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18287 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18289 2007-01-09 Ben Elliston <bje@au.ibm.com>
18291 * genautomata.c (STATS_OPTION): New option.
18292 (stats_flag): New flag.
18293 (gen_automata_option): Handle it.
18294 (initiate_automaton_gen): Ditto.
18295 (write_automata): Output statistics only if stats_flag is
18296 set. Likewise, output time statistics only if time_flag is set.
18297 * doc/md.texi (Processor pipeline description): Document new flag.
18299 2007-01-08 Richard Guenther <rguenther@suse.de>
18301 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18302 * tree.c (build_int_cst_type): Likewise.
18303 (size_in_bytes): Don't call force_fit_type on the result.
18304 (int_fits_type_p): Use fit_double_type.
18305 * fold-const.c (fit_double_type): New function.
18306 (force_fit_type): Use it.
18307 * tree.h (fit_double_type): Export.
18309 2007-01-08 Jan Hubicka <jh@suse.cz>
18311 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18312 * ipa.c (function_and_variable_visibility): Fix return type.
18314 2007-01-08 Richard Guenther <rguenther@suse.de>
18316 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18317 of offset to build the index.
18318 * tree-pretty-print.c (dump_generic_node): Don't build negated
18319 const just for printing.
18320 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18321 * builtins.c (fold_builtin_int_roundingfn): Check if result
18322 fits the type by using force_fit_type and comparing the result.
18323 * predict.c (predict_loops): Use compare_tree_int for comparison.
18324 * tree.c (build_int_cst): Fall back to integer_type_node for
18326 (build_int_cst_wide): Assert type is non-null.
18328 2007-01-08 Roberto Costa <roberto.costa@st.com>
18330 * tree-vrp.c (extract_range_from_cond_expr): New.
18331 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18332 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18334 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18335 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18336 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18337 used as expressions.
18338 * tree-object-size.c (cond_expr_object_size): New.
18339 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18341 2007-01-08 Jan Hubicka <jh@suse.cz>
18343 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18344 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18347 2007-01-08 Richard Guenther <rguenther@suse.de>
18349 PR tree-optimization/23603
18350 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18351 (extract_range_from_binary): Fall back to truthvalue instead of
18352 varying for TRUTH_*_EXPR.
18353 (extract_range_from_comparison): Fall back to truthvalue instead of
18355 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18356 if all visited PHI values were constant.
18358 2007-01-08 Jan Hubicka <jh@suse.cz>
18360 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18361 (cgraph_analyze_function): break out from ...
18362 (cgraph_finalize_compilation_unit): ... here.
18363 (cgraph_expand_function): Remove forgoten commented out line.
18364 (cgraph_optimize): Analyze functions.
18366 2007-01-08 Jan Hubicka <jh@suse.cz>
18368 * tree-pas.h (TODO_remove_function): New flag.
18369 (TODO_update*): Renumber.
18370 (pass_ipa_increase_alignment,
18371 pass_ipa_function_and_variable_visibility): New passes.
18372 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18373 (cgraph_function_and_variable_visibility): Move to ipa.c
18374 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18375 cgraph_increase_alignment.
18376 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18377 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18378 calling tree-inline.
18379 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18380 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18381 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18382 (gate_increase_alignment): New function.
18383 (pass_ipa_increase_alignment): New pass.
18384 * ipa.c: Inline tree-pass.h and timevar.h
18385 (function_and_variable_visibility): Move here from cgraphunit.c
18386 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18387 * passes.c (init_optimization_passes): Add the two new passes.
18388 (execute_todo): Handle cgraph_remove_functions.
18390 2007-01-08 Nick Clifton <nickc@redhat.com>
18392 * config/frv/predicates.md (reg_or_0_operand): Accept
18395 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18397 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18398 * config.gcc: Add bfin*-rtems*.
18400 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18402 * c.opt: Add -flax-vector-conversions.
18403 * c-typeck.c (convert_for_assignment): Pass flag to
18404 vector_types_convertible_p to allow emission of note.
18405 (digest_init): Likewise.
18406 * c-opts.c: Handle -flax-vector-conversions.
18407 * c-common.c (flag_lax_vector_conversions): New.
18408 (vector_types_convertible_p): Unless -flax-vector conversions
18409 has been passed, disallow conversions between vectors with
18410 differing numbers of subparts and/or element types. If such
18411 a conversion is disallowed, possibly emit a note on the first
18412 occasion only to inform the user of -flax-vector-conversions.
18413 The new last argument specifies this.
18414 * c-common.h (flag_lax_vector_conversions): New.
18415 (vector_types_convertible_p): Add extra argument.
18416 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18417 char_type_node for V*QI type vectors.
18418 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18419 Update to satisfy new typechecking rules.
18420 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18421 C and C++ variants.
18422 * doc/invoke.texi (C Dialect Options): Document
18423 -flax-vector-conversions.
18425 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18427 PR tree-optimization/29877
18428 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18429 a register variable on the RHS to not be replaceable.
18431 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18432 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18433 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18434 const_simm15, const_pow2, const_npow2): Added.
18435 * config/score/misc.md (insv, extv, extzv, movmemsi,
18436 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18437 * config/score/score.c (score_address_cost, score_select_cc_mode):
18439 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18440 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18441 Update score_print_operand.
18442 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18443 Adjust register allocate order and update some macro define.
18444 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18445 mdx_block_move_straight, mdx_block_move_loop_head,
18446 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18447 mdx_block_move_loop, mdx_block_move): Added.
18448 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18449 mdp_limm): Updated and fix some bug and typo.
18450 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18451 (movsf, movdf, doloop_end): Added.
18453 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18455 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18456 config/arm/thumb2.md: Fix comment typos.
18457 * doc/extend.texi: Fix a typo.
18459 2007-01-07 Eric Christopher <echristo@apple.com>
18461 * configure.ac: Check for __stack_chk_fail for darwin.
18462 * configure: Regenerate.
18464 2007-01-07 Richard Guenther <rguenther@suse.de>
18466 * tree-vrp.c (extract_range_from_assert): CSE calls to
18467 compare_values where possible.
18468 (extract_range_from_unary_expr): Likewise.
18470 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18472 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18473 * config/avr/avr.c (call_insn_operand): Delete function.
18474 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18475 instead of register number. Use predicates.
18476 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18477 call_insn_operand): Add.
18479 2007-01-06 Jan Hubicka <jh@suse.cz>
18481 * tree-pass.h (pass_build_cgraph_edges): Declare.
18482 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18483 (visited_nodes): Remove.
18484 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18485 build_cgrpah_edges; make visited_nodes local.
18486 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18487 (record_references_in_initializer): Move to cgraphbuild.c
18488 (initialize_inline_failed, rebuild_cgraph_edges,
18489 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18490 (verify_cgraph_node): Make visited_nodes local.
18491 (cgraph_analyze_function): Do not call cgraph_create_edges and
18492 initialize_inline_failed.
18493 (cgraph_expand_function): Do not call cgraph_lower_function;
18494 assert that function is already lowered.
18495 * Makefile.in (cgraphbuild.o): New.
18496 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18497 at the end of lowering passes.
18499 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18501 * ifcvt.c (cond_move_convert_if_block): New function, code
18502 factored out from...
18503 (cond_move_process_if_block): ...here. Call the new function
18504 on the THEN and ELSE blocks.
18505 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18506 already takes care of this.
18508 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18511 * tree.h (TREE_OVERFLOW_P): New.
18512 * c-typeck.c (parser_build_unary_op): Warn only if result
18513 overflowed and operands did not.
18514 (parser_build_binary_op): Likewise.
18515 (convert_for_assignment): Remove redundant overflow_warning.
18516 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18518 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18520 * c-typeck.c (store_init_value): Split over two lines to follow
18521 the GNU coding style.
18523 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18525 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18526 __GXX_EXPERIMENTAL_CXX0X__.
18527 * doc/cpp.texi: Same.
18529 2007-01-05 Richard Guenther <rguenther@suse.de>
18531 PR middle-end/27826
18532 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18533 with mismatched types. Instead explicitly build a
18534 conversion NOP_EXPR.
18536 2007-01-05 Ian Lance Taylor <iant@google.com>
18538 * c-common.c (decl_with_nonnull_addr_p): New function.
18539 (c_common_truthvalue_conversion): Call it.
18540 * c-typeck.c (build_binary_op): Likewise.
18541 * c-common.h (decl_with_nonnull_addr_p): Declare.
18543 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18546 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18549 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18551 * doc/install.texi (Final install): Document the fact that
18552 the GNAT runtime should not be stripped.
18554 2007-01-04 Jan Hubicka <jh@suse.cz>
18556 * tree-inline.c (fold_marked_statements): Update operand caches
18557 and EH after folding
18559 2007-01-04 Ian Lance Taylor <iant@google.com>
18561 * c-common.c (check_function_nonnull): Whitespace fix.
18563 2007-01-04 Jan Hubicka <jh@suse.cz>
18565 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18566 comitted older version of patch.
18567 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18568 function, celanup cfg and collect garbage.
18570 2007-01-04 Mike Stump <mrs@apple.com>
18572 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18575 2007-01-04 Eric Christopher <echristo@apple.com>
18577 * libgcc2.c (__bswapsi2): Use SItype.
18578 (__bswapdi2): Use DItype.
18579 * libgcc2.h: Update for above.
18581 2007-01-04 Paul Brook <paul@codesourcery.com>
18583 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18584 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18585 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18586 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18587 umulsi3_highpart): Make conditional on !arm_arch6.
18588 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18589 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18590 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18591 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18592 umulsi3_highpart_v6): New insns.
18594 2007-01-04 Roger Sayle <roger@eyesopen.com>
18596 * fold-const.c (fold_convert): When casting an expression to void,
18597 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18598 have a type. Instead of attempting to build a NOP_EXPR, return
18599 these "special" trees directly.
18601 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18603 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18604 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18605 rs6000_cost->fp not 0 as adjustment for outer NEG.
18607 2007-01-04 Jan Hubicka <jh@suse.cz>
18609 * cgraph.c (cgraph_release_function_body): New function.
18610 (cgraph_remove_node): Use it.
18611 * cgraph.h (cgraph_release_function_body): Declare.
18612 * cgraphunit.c (cgraph_expand_function): Use it.
18613 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18614 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18615 is initialized and while compilation of other function is running.
18616 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18617 statement CFG annotations from here to ...
18618 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18620 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18622 * cfgloop.h (enum li_flags): Make the constants powers of two.
18624 2007-01-04 Jan Hubicka <jh@suse.cz>
18626 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18628 (fold_marked_statements): New function.
18629 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18630 * tree-inline.h (copy_body_data): Add statements_to_fold.
18632 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18634 * config.gcc: Mention libgcc/config.host.
18635 * Makefile.in: Update comments mentioning libgcc.
18636 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18637 (all.cross, start.encap, rest.encap, rest.cross): Update
18638 dependencies for libgcc move.
18639 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18640 (clean-target, clean-target-libgcc): Delete.
18641 (srcdirify, GCC_EXTRA_PARTS): New macros.
18642 (libgcc-support, libgcc.mvars): New rules.
18643 (distclean): Remove mention of mklibgcc.
18644 (install): Don't reference INSTALL_LIBGCC.
18645 (install-common): Don't reference EXTRA_PARTS.
18646 (install-libgcc, install-multilib): Delete rules.
18647 * mklibgcc.in: Delete file.
18648 * doc/configfiles.texi: Don't mention mklibgcc.
18650 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18651 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18652 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18653 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18654 (mklibgcc, ldblspecs): Likewise.
18656 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18657 (posixpre.def): Use $(T).
18658 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18659 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18660 (SHLIB_LINK): Make dummy.
18661 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18663 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18665 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18666 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18667 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18668 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18670 * configure.ac (all_outputs): Remove mklibgcc.
18671 * configure: Regenerated.
18673 2007-01-03 Josh Conner <jconner@apple.com>
18675 PR middle-end/29683
18676 * calls.c (compute_argument_addresses): Set stack and stack_slot
18677 for partial args, too.
18678 (store_one_arg): Use locate.size.constant for the size when
18679 generating a save_area.
18681 2007-01-03 Robert Kennedy <jimbob@google.com>
18683 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18684 whose definitions are deleted due to basic block merging.
18686 2007-01-03 Paul Brook <paul@codesourcery.com>
18689 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18691 (use_return_insn): Return 0 for Thumb interrupt functions.
18692 (print_multi_reg): Add rfe argument for IRQ returns.
18693 (arm_output_epilogue): Pop interrupt return address directly into PC.
18694 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18696 2007-01-03 Paul Brook <paul@codesourcery.com>
18698 Merge from sourcerygxx-4_1.
18699 * config/arm/thumb2.md: New file.
18700 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18702 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18703 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18704 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18705 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18707 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18708 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18710 * config/arm/ieee754-sf.S: Ditto.
18711 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18712 (thumb1_base_register_rtx_p): ... to this.
18713 (thumb_index_register_rtx_p): Rename...
18714 (thumb1_index_register_rtx_p): ... to this.
18715 (thumb_output_function_prologue): Rename...
18716 (thumb1_output_function_prologue): ... to this.
18717 (thumb_legitimate_address_p): Rename...
18718 (thumb1_legitimate_address_p): ... to this.
18719 (thumb_rtx_costs): Rename...
18720 (thumb1_rtx_costs): ... to this.
18721 (thumb_compute_save_reg_mask): Rename...
18722 (thumb1_compute_save_reg_mask): ... to this.
18723 (thumb_final_prescan_insn): Rename...
18724 (thumb1_final_prescan_insn): ... to this.
18725 (thumb_expand_epilogue): Rename...
18726 (thumb1_expand_epilogue): ... to this.
18727 (arm_unwind_emit_stm): Rename...
18728 (arm_unwind_emit_sequence): ... to this.
18729 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18730 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18731 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18732 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18733 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18734 thumb2_output_casesi): New functions.
18735 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18736 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18737 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18738 THUMB2_WORK_REGS): Define.
18739 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18740 arm_condexec_mask, arm_condexec_masklen)): New variables.
18741 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18742 (arm_override_options): Check new CPU capabilities.
18743 Set new architecture flag variables.
18744 (arm_isr_value): Handle v7m interrupt functions.
18745 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18747 (const_ok_for_arm): Handle Thumb-2 constants.
18748 (arm_gen_constant): Ditto. Use movw when available.
18749 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18751 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18752 (thumb_find_work_register, arm_load_pic_register,
18753 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18754 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18755 print_multi_reg, output_mov_long_double_fpa_from_arm,
18756 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18757 output_mov_double_fpa_from_arm, output_move_double,
18758 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18759 output_return_instruction, arm_output_function_prologue,
18760 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18761 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18762 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18763 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18764 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18765 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18767 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18768 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18769 (arm_file_start): Output directive for unified syntax.
18770 (arm_unwind_emit_set): Handle stack alignment instruction.
18771 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18772 Add v6t2, v7, v7a, v7r and v7m.
18773 (RETLDM): Add Thumb-2 code.
18774 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18775 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18776 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18777 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18778 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18779 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18780 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18781 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18782 ADJUST_INSN_LENGTH): Define.
18783 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18784 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18785 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18786 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18787 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18788 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18789 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18790 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18791 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18792 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18793 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18794 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18795 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18796 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18797 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18798 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18799 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18801 * config/arm/arm-tune.md: Regenerate.
18802 * config/arm/arm-protos.h: Update prototypes.
18803 * config/arm/vfp.md: Enable patterns for Thumb-2.
18804 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18805 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18806 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18807 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18808 * config/arm/libunwind.S: Add Thumb-2 code.
18809 * config/arm/constraints.md: Update include Thumb-2.
18810 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18811 * config/arm/ieee754-df.S: Ditto.
18812 * config/arm/bpabi.S: Ditto.
18813 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18814 * config/arm/predicates.md (low_register_operand,
18815 low_reg_or_int_operand, thumb_16bit_operator): New.
18816 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18817 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18818 * config/arm/t-arm-elf: Add armv7 multilib.
18819 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18821 (UNSPEC_STACK_ALIGN, ce_count): New.
18822 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18823 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18825 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18826 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18827 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18828 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18829 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18830 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18832 * doc/extend.texi: Document ARMv7-M interrupt functions.
18833 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18835 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18837 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18838 (struct _Unwind_Context): Rename args_size to flags, remove
18839 signal_frame field, add a new args_size field and version field.
18840 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18841 _Unwind_IsExtendedContext): New inline functions.
18842 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18843 Assume by_value array is only present if _Unwind_IsExtendedContext.
18844 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18845 _Unwind_IsSignalFrame.
18846 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18847 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18848 (uw_init_context_1): Initialize context->flags to
18849 EXTENDED_CONTEXT_BIT.
18850 * config/rs6000/linux-unwind.h (frob_update_context): Use
18851 _Unwind_SetSignalFrame.
18853 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18855 PR middle-end/30353
18856 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18857 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18860 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18862 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18863 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18864 RET, AT_SP): Remove.
18865 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18868 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18869 * cfgbuild.c (find_basic_blocks): Likewise.
18870 * cfgrtl.c (rtl_create_basic_block): Likewise.
18871 * function.c (temp_slots_at_level): Likewise.
18872 * reg-stack.c (stack_regs_mentioned): Likewise.
18873 * regclass.c (allocate_reg_info): Likewise.
18874 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18875 set_bb_for_stmt, move_block_to_fn): Likewise.
18876 * tree-complex.c (tree_lower_complex): Likewise.
18877 * vec.h (VEC_safe_grow_cleared): New.
18879 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18881 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18883 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18884 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18886 * cfgloopmanip.c (scale_loop_frequencies): Export.
18887 (loopify): Scale the frequencies by prescribed coefficients.
18888 (set_zero_probability): New function.
18889 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18890 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18891 and frequencies according to arguments.
18892 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18894 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18895 * modulo-sched.c (sms_schedule): Set probabilities for entering
18896 versioned loop correctly.
18897 * tree-vect-transform.c (vect_transform_loop): Ditto.
18898 * cfgloop.h (loopify, loop_version): Declaration changed.
18899 (scale_loop_frequencies): Declared.
18901 2007-01-02 Jan Hubicka <jh@suse.cz>
18903 * cgraph.c: Include tree-flow.h
18904 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18905 early_local_passes.
18906 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18907 * tree-pass.h (pass_all_early_optimizations): Declare.
18908 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18909 early_local_passes.
18910 (cgraph_analyze_function): Do early_local_passes.
18911 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18912 Do not add referenced vars.
18913 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18915 (gate_all_early_local_passes): New gate.
18916 (pass_early_local_passes): Use new gate.
18917 (execute_early_local_optimizations): New functions.
18918 (gate_all_early_optimizations): New gate.
18919 (pass_all_early_optimizations): New pass.
18920 (execute_free_datastructures): Free SSA only when initialized.
18921 (gate_init_datastructures): Init only when optimizing.
18922 (tree_lowering_passes): Do early local passes when called late.
18923 * tree-profile.c (do_tree_profiling): Don't profile functions added
18925 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18926 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18928 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18929 during early_local_passes.
18930 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18933 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18935 * Makefile.in: Update copyright year.
18937 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18939 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18940 in $(lang_checks) and check-consistency targets.
18942 2007-01-02 Jan Hubicka <jh@suse.cz>
18944 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18945 Do not add referenced vars.
18946 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18948 * passes.c (init_optimization_passes): Put mudflap_2 after
18949 free_datastructures.
18951 2007-01-02 Jan Hubicka <jh@suse.cz>
18953 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18954 Set NOTHROW flag on call statements proved to be nothrow.
18955 Update statement of local calls so new pure/const functions are
18956 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18958 (tree_rest_of_compilation): Register hooks and initialize bitmap
18959 early. Do not set after_inlining flag.
18961 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18963 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18964 HOST_BITS_PER_LONGLONG
18966 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18969 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18970 warning for non-static initializers.
18972 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18974 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18975 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18976 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18977 Always use set_unique_reg_note to add REG_EQUAL notes.
18979 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18982 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18984 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18985 * cfgbuild.c (find_basic_blocks): Likewise.
18986 * cfgrtl.c (rtl_create_basic_block): Likewise.
18987 * function.c (temp_slots_at_level): Likewise.
18988 * reg-stack.c (stack_regs_mentioned): Likewise.
18989 * regclass.c (allocate_reg_info): Likewise.
18990 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18991 set_bb_for_stmt, move_block_to_fn): Likewise.
18992 * tree-complex.c (tree_lower_complex): Likewise.
18993 * vec.h (VEC_safe_grow_cleared): New.
18995 2007-01-02 Ian Lance Taylor <iant@google.com>
18997 * c-common.c (c_common_truthvalue_conversion): When warning about
18998 using an assignment as a truth value, set TREE_NO_WARNING.
19000 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19003 * c.opt (Wold-style-declaration): New.
19004 * doc/invoke.texi (C-only Warning Options): New.
19005 (Wold-style-declaration): Document it.
19006 (Wextra): Enabled by -Wextra.
19007 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19008 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19009 -Wold-style-declaration.
19011 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19013 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19014 * cfgbuild.c (find_basic_blocks): Likewise.
19015 * cfgrtl.c (rtl_create_basic_block): Likewise.
19016 * function.c (temp_slots_at_level): Likewise.
19017 * reg-stack.c (stack_regs_mentioned): Likewise.
19018 * regclass.c (allocate_reg_info): Likewise.
19019 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19020 set_bb_for_stmt, move_block_to_fn): Likewise.
19021 * tree-complex.c (tree_lower_complex): Likewise.
19022 * vec.h (VEC_safe_grow_cleared): New.
19024 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19026 * c-common.c (c_common_nodes_and_builtins): Since variants of
19027 void_type_node get built before it is given a name, we need to
19028 give those variants the name, too.
19029 (complete_array_type): We need to work with the canonical main
19030 type of the array, from which we will build the qualified version.
19031 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19032 * print-tree.c (print_node): Display canonical type information
19034 * stor-layout.c (layout_type): When we don't know the
19035 alignment of a type for which we're building an array, we end up
19036 guessing wrong, so make the type require structural equality.
19037 * tree.c (make_node_stat): When we build a new type, it is its
19038 own canonical type.
19039 (build_type_attribute_qual_variant): When building an attribute
19040 variant, its canonical type is the non-attribute variant. However,
19041 if the attributes are target-dependent and they differ, we need to
19042 use structural equality checks for this type.
19043 (build_qualified_type): A qualified type is not equivalent to its
19044 unqualified variant; set the canonical type appropriately.
19045 (build_distinct_type_copy): When building a distinct type from
19046 another type, the new type is its own canonical type.
19047 (build_variant_type_copy): When building a new type variant, we
19048 assume that it is equivalent to the original type.
19049 (build_pointer_type_for_mode): When building a pointer type, also
19050 build a canonical type pointer.
19051 (build_reference_type_for_mode): When building a reference type,
19052 also build a canonical type reference.
19053 (build_index_type): When we can't hash an index type (e.g.,
19054 because its maximum value is negative), the index type requires
19055 structural equality tests.
19056 (build_array_type): Build the canonical form of an array type.
19057 (build_function_type): Function types require structural equality,
19058 because they contain default arguments, attributes, etc.
19059 (build_method_type_directly): Ditto for method types.
19060 (build_offset_type): Build the canonical offset type.
19061 (build_complex_type): Build the canonical vector type.
19062 (make_vector_type): Build the canonical vector type.
19063 * tree.h (TYPE_CANONICAL): New.
19064 (TYPE_STRUCTURAL_EQUALITY_P): New.
19065 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19066 (struct tree_type): Added "canonical" field.
19067 * params.h (VERIFY_CANONICAL_TYPES): New.
19068 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19069 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19070 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19071 * doc/invoke.texi (verify-canonical-types): Document --param
19072 parameter for verifying canonical types.
19074 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19076 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19077 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19078 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19079 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19081 * config/rs6000/e500.h: New.
19082 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19083 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19085 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19086 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19087 TARGET_E500_DOUBLE): Remove.
19088 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19089 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19090 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19091 * config/rs6000/rs6000.c (rs6000_override_options): Use
19092 CHECK_E500_OPTIONS.
19094 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19096 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19097 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19098 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19099 rs6000_emit_cmove): Don't check TARGET_E500.
19100 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19101 sordered): Don't check TARGET_E500.
19103 2007-01-01 Eric Christopher <echristo@apple.com>
19105 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19106 HARD_REGISTER_NUM_P.
19108 2007-01-01 Roger Sayle <roger@eyesopen.com>
19110 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19111 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19112 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19115 2007-01-01 Mike Stump <mrs@apple.com>
19117 * configure.ac: Remove support for building with Apple's gcc-3.1.
19119 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19121 PR middle-end/30311
19122 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19123 REG is a hard register. Do not modify REG before calling
19125 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19126 multiple of the size of YMODE for certain lowpart cases.
19128 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19130 PR middle-end/30253
19131 * gimplify (voidify_wrapper_expr): Update for
19132 GIMPLE_MODIFY_STMT.
19134 2007-01-01 Andreas Schwab <schwab@suse.de>
19137 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19138 save of BR0 in extra_spill_size instead of spill_size.
19139 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19141 (ia64_expand_epilogue): Restore BR0 from its new location.
19143 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19145 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19146 Use a temporary variable if the left hand side is not a gimple
19149 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19151 * gimplify.c (gimplify_return_expr): Make the temporary variable
19152 for the return expression, a gimple register variable.
19154 2007-01-01 Jan Hubicka <jh@suse.cz>
19156 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19159 2007-01-01 Mike Stump <mrs@apple.com>
19161 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19163 * config/darwin.c (machopic_select_rtx_section): Use
19164 HAVE_GAS_LITERAL16.
19165 (darwin_mergeable_constant_section): Likewise.
19166 * configure: Regenerate.
19167 * config.in: Regenerate.
19169 2007-01-01 Jan Hubicka <jh@suse.cz>
19170 Andrew Pinski <pinskia@gmail.com>
19172 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19173 before starting IPA passes.