1 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5 conditional to flag_isoc99.
6 (c_common_init_options): Do it here, unconditionally.
8 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10 PR tree-optimization/32589
11 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14 predicate, extracted from...
15 (set_rhs): ...here. Call it for the expression on entry.
16 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
17 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
18 (simplify_binary_expression): Use valid_gimple_expression_p
19 to validate the simplification.
20 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
22 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
24 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
25 DWARF2_DEBUG on 32 bit target too.
26 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
28 2007-07-11 Nick Clifton <nickc@redhat.com>
30 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
31 version for 64-bit hosts.
33 2007-07-10 David Daney <ddaney@avtrex.com>
35 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
37 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
39 * config/mips/mips.c (mips_expand_synci_loop): New function.
40 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
44 (clear_cache): New expand.
49 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
51 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
52 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
54 2007-07-10 Ian Lance Taylor <iant@google.com>
56 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
59 2007-07-10 David Daney <ddaney@avtrex.com>
61 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
62 * builtins.c (expand_builtin___clear_cache): New function.
63 (expand_builtin): Call expand_builtin___clear_cache for
64 BUILT_IN_CLEAR_CACHE case.
65 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
66 * doc/md.texi (clear_cache): Document new instruction pattern.
67 * testsuite/gcc.dg/builtins-64.c: New test.
69 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
71 * config/cris/cris.md ("movsi"): Fix typo in last change.
73 2007-07-09 Geoffrey Keating <geoffk@apple.com>
76 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
78 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
79 * varasm.c (assemble_start_function): Honor DECL_ALIGN
80 for FUNCTION_DECLs. Don't use align_functions_log if
82 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
83 even for FUNCTION_DECLs.
84 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
86 * tree.h (DECL_ALIGN): Update for new location of 'align'.
87 (DECL_FUNCTION_CODE): Update for new location and name of
89 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
90 (struct tree_decl_common): Move 'align' and 'off_align' out
91 of union, ensure they're still on a 32-bit boundary. Remove
92 other fields in union 'u1'.
93 (struct tree_function_decl): Add field 'function_code' replacing
94 'u1.f' in tree_decl_common.
95 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
96 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
97 (Variable Attributes): Cross-reference 'aligned' attribute
98 to Function Attributes.
99 * flags.h (force_align_functions_log): Delete.
100 * toplev.c (force_align_functions_log): Delete.
102 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
105 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
106 (*vec_concatv2di_rex): New insn pattern.
108 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
111 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
113 2007-07-10 Ian Lance Taylor <iant@google.com>
115 Replace no_new_pseudos in backends.
116 * rtl.h (can_create_pseudo_p): Define.
117 * config/darwin.c (machopic_indirect_data_reference): Use
118 can_create_pseudo_p () instead of no_new_pseudos.
119 (machopic_indirect_data_reference): Likewise.
120 (machopic_legitimize_pic_address): Likewise.
121 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
122 (alpha_emit_set_const_1): Likewise.
123 (alpha_emit_set_const): Likewise.
124 (alpha_emit_conditional_move): Likewise.
125 (alpha_split_conditional_move): Likewise.
126 * config/alpha/alpha.md (various splitters): Likewise.
128 * config/arm/arm.c (legitimize_pic_address): Likewise.
129 (arm_load_pic_register): Likewise.
130 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
131 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
132 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
133 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
134 * config/cris/cris.md (movsi): Likewise.
135 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
136 (symGOTOFF2reg_hilo): Likewise.
137 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
138 * config/h8300/h8300.md (insv, extzv): Likewise.
139 * config/i386/i386.c (ix86_expand_move): Likewise.
140 (ix86_expand_vector_move): Likewise.
141 (ix86_prepare_fp_compare_args): Likewise.
142 (ix86_expand_carry_flag_compare): Likewise.
143 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
144 (tls_dynamic_gnu2_combine_32): Likewise.
145 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
146 * config/ia64/ia64.c (ia64_expand_move): Likewise.
147 (ia64_expand_movxf_movrf): Likewise.
148 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
149 (m32c_split_move): Likewise.
150 (m32c_expand_insv): Likewise.
151 * config/m68k/m68k.md (movsi): Likewise.
152 * config/mips/mips.c (mips_force_temporary): Likewise.
153 (mips_split_symbol): Likewise.
154 (mips_move_integer): Likewise.
155 (mips_legitimize_const_move): Likewise.
156 * config/mn10300/mn10300.md (movsi): Likewise.
157 * config/pa/pa.c (emit_move_sequence): Likewise.
158 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
159 (rs6000_got_register): Likewise.
160 (create_TOC_reference): Likewise.
161 (rs6000_machopic_legitimize_pic_address): Likewise.
162 * config/rs6000/rs6000.md (add<mode>3): Likewise.
163 (various splitters): Likewise.
164 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
165 (movsi_got): Likewise.
166 * config/s390/s390.c (emit_symbolic_move): Likewise.
167 * config/s390/s390.md (movhi, movqi): Likewise.
168 (load_multiple, store_multiple): Likewise.
169 * config/score/score.c (score_force_temporary): Likewise.
170 * config/sh/sh.c (prepare_move_operands): Likewise.
171 (prepare_cbranch_operands): Likewise.
172 (emit_fpu_switch): Likewise.
173 (fpscr_set_from_mem): Likewise.
174 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
175 (adddi3, subsi3): Likewise.
176 (various splitters): Likewise.
177 (divsi_inv_fp_combine): Likewise.
178 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
179 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
181 * config/sh/predicates.md (xor_operand): Likewise.
182 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
183 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
184 (movdi_pic_label_ref): Likewise.
185 * config/spu/spu.c (spu_split_immediate): Likewise.
186 * config/alpha/alpha.md (various splitters): Remove test
187 !no_new_pseudos || reload_completed.
188 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
190 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
191 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
192 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
193 * config/score/score.c (th_output_mi_thunk): Likewise.
194 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
195 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
197 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
199 PR rtl-optimization/32664
200 * mode-switching.c (create_pre_exit): Skip barrier insns.
202 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
204 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
205 force_gimple_operand_bsi.
206 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
207 rewrite_use_compare): Ditto.
208 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
210 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
211 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
212 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
213 * tree-profile.c (prepare_instrumented_value,
214 tree_gen_interval_profiler, tree_gen_pow2_profiler,
215 tree_gen_one_value_profiler, tree_gen_ic_profiler,
216 tree_gen_ic_func_profiler, tree_gen_average_profiler,
217 tree_gen_ior_profiler): Ditto.
218 * tree-ssa-reassoc.c (negate_value): Ditto.
219 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
220 Use force_gimple_operand_bsi.
221 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
222 * tree-if-conv.c (add_to_dst_predicate_list,
223 find_phi_replacement_condition): Ditto.
224 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
225 Call mark_symbols_for_renaming for new statements.
226 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
228 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
230 * cfghooks.c (remove_edge): New function.
231 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
233 * cfghooks.h (remove_edge): Declare.
234 * cfg.c (remove_edge): Renamed to remove_edge_raw.
235 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
237 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
239 * optabs.h: Added declaration for signbit_optab.
240 * optabs.c: (init_optabs): Added initialization for signbit_optab.
241 * genoptinit.c (optabs): Added entry for signbit insns.
242 * builtins.c (expand_builtin_signbit): Added code to use a signbit
244 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
245 * config/s390/s390.md (signbit<mode>2): New expander.
247 2007-07-09 Richard Guenther <rguenther@suse.de>
250 * fold-const.c (fold_plusminus_mult_expr): Move constant
251 arguments second to allow decomposing.
253 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
256 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
258 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
259 Disregard DECL_FROM_INLINE.
261 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
264 * doc/invoke.texi: Add ftree-reassoc flag.
265 * common.opt (ftree-reassoc): New flag.
266 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
267 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
269 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
271 PR tree-optimization/32681
272 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
273 saved in second_edge->aux when first_bb is a loop header.
275 2007-07-09 Jan HUbicka <jh@suse.cz>
277 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
279 2007-07-09 Richard Guenther <rguenther@suse.de>
281 * c-decl.c (start_function): Do not promote return type.
283 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
285 * function.c (do_warn_unused_parameter): Do not warn if
286 TREE_NO_WARNING is set.
288 2007-07-08 Andreas Schwab <schwab@suse.de>
290 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
292 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
295 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
297 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
298 apply to assembly language, too.
299 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
301 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
303 Revert (note the sccvn portions are *not* reverted)
304 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
306 Fix PR tree-optimization/23488
308 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
310 * tree-flow-inline.h (get_value_handle): Ditto.
311 * tree-ssa-pre.c (decl_vh_map): New.
312 (decl_node_pool): New.
313 (can_value_number_operation): Support DECL_P.
314 (can_PRE_operation): Ditto.
315 (create_expression_by_pieces): Ditto.
316 (find_existing_value_expr): Modify to differnetiate between
317 addressing and top level.
318 (create_value_handle_for_expr): Handle DECL's.
319 (poolify_tree): Ditto.
320 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
321 (make_values_for_stmt): Handle DECL's properly.
322 (init_pre): Reorg to not init useless things during FRE.
324 * tree-flow.h: Include pointer-set.h.
325 (decl_vh_map): Declare.
326 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
328 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
330 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
331 the constraint description.
332 * doc/md.texi: Update documentation of AVR constraints.
334 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
336 * auto-inc-dec.c, config/arm/arm.c,
337 config/m32r/constraints.md, config/mips/mips.md,
338 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
339 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
340 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
341 typos. Follow spelling conventions.
342 * doc/invoke.texi, doc/rtl.texi: Fix typos.
344 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
345 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
347 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
348 realloc_vuse): Remove.
349 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
352 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
354 Fix PR tree-optimization/23488
356 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
357 (try_to_simplify): Ditto.
359 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
361 * tree-flow-inline.h (get_value_handle): Ditto.
362 * tree-ssa-pre.c (decl_vh_map): New.
363 (decl_node_pool): New.
364 (can_value_number_operation): Support DECL_P.
365 (can_PRE_operation): Ditto.
366 (create_expression_by_pieces): Ditto.
367 (find_existing_value_expr): Modify to differnetiate between
368 addressing and top level.
369 (create_value_handle_for_expr): Handle DECL's.
370 (poolify_tree): Ditto.
371 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
372 (make_values_for_stmt): Handle DECL's properly.
373 (init_pre): Reorg to not init useless things during FRE.
375 * tree-flow.h: Include pointer-set.h.
376 (decl_vh_map): Declare.
377 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
379 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
381 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
382 apply to assembly language, too.
383 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
385 2007-07-06 Ian Lance Taylor <iant@google.com>
386 Zack Weinberg <zackw@panix.com>
389 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
391 2007-07-06 Richard Sandiford <richard@codesourcery.com>
393 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
394 (prefetch): Likewise if "pref" would be used.
396 2007-07-06 Josh Conner <jconner@apple.com>
400 * calls.c (store_one_arg): Handle arguments which are partially
401 on the stack when detecting argument overlap.
403 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
405 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
406 chosen during find_reloads.
408 2007-07-06 Richard Guenther <rguenther@suse.de>
410 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
411 TYPE_ARG_TYPES for verification of argument types. Use
412 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
413 parameters as variable arguments.
415 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
417 * libgcc2.h (word_type): Type definition removed.
418 (cmp_return_type, shift_count_type): Type definitions added.
419 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
420 replaced with shift_count_type.
421 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
423 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
424 changed from word_type to Wtype.
425 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
426 replaced with shift_count_type.
427 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
429 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
430 and libgcc_shift_count attribute added.
431 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
432 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
433 (TARGET_INITIALIZER): New target hooks added.
434 * targhooks.c (default_libgcc_cmp_return_mode,
435 default_libgcc_shift_count_mode): Default implementations for the new
437 * targhooks.h (default_libgcc_cmp_return_mode,
438 default_libgcc_shift_count_mode): Function prototypes added.
439 * target.h (struct gcc_target): Fields for the new target hooks added.
440 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
442 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
445 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
446 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
448 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
449 s390_libgcc_shift_count_mode): Functions added.
450 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
451 Target hooks defined.
453 2007-07-06 Richard Sandiford <richard@codesourcery.com>
455 * config/mips/mips.c (compute_frame_size): Restore the original
456 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
457 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
458 Document why the difference is needed.
460 2007-07-06 Richard Guenther <rguenther@suse.de>
462 * c-common.c (boolean_increment): Use correctly typed
465 2007-07-06 Richard Sandiford <richard@codesourcery.com>
467 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
468 the topmost argument register is not also included in the save mask.
469 (mips16e_collect_argument_save_p): Take a pointer to the argument
470 register, rather than a pointer to the number of arguments.
471 (mips16e_collect_argument_saves): Only include argument saves
472 that aren't in the register mask.
474 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
476 PR rtl-optimization/32450
477 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
478 to ensure that instructions are not moved into the prologue when
479 profiling is on. Remove unused prologue_end variable.
480 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
481 as a scheduling barrier.
483 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
486 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
487 Disregard DECL_FROM_INLINE.
489 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
491 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
492 IORing with a constant.
494 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
496 PR rtl-optimization/32475
497 * df-scan.c (df_def_record_1): Add a use of the stack pointer
498 for every definition of the stack pointer.
500 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
502 * arm.c (vfp3_const_double_index): Copy signed results of
503 REAL_VALUE_TO_INT into unsigned vars.
505 2007-07-05 Richard Guenther <rguenther@suse.de>
508 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
510 * tree-ssa.c (useless_type_conversion_p): Check canonical
513 2007-07-05 Anatoly Sokolov <aesok@post.ru>
515 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
516 zero_extendhisi2): Change to define_insn_and_split.
517 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
519 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
521 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
522 pass_match_asm_constraints): New.
523 * passes.c (init_optimization_passes): Add new pass.
524 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
525 * function.h (struct function): Add has_asm_statement bit.
526 (current_function_has_asm_statement): New.
527 * tree-pass.h (pass_match_asm_constraints): New.
529 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
531 * config/mips/mips.c (mips_file_start): Avoid declaration
534 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
536 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
538 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
540 * rtl.def (NOTE): Change print format string to print
541 operand 5 as a note insn name.
543 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
544 David Ung <davidu@mips.com>
546 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
547 * doc/invoke.texi: (MIPS Options): Document them.
549 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
550 David Ung <davidu@mips.com>
552 Add support for SmartMIPS ASE.
554 * optabs.c (expand_binop_directly): New, broken out from...
555 (expand_binop): Here. Make it try rotating in the other
556 direction even when the second operand isn't constant.
557 * config/mips/mips.md (*lwxs): New.
558 * config/mips/mips.opt (msmartmips): New.
559 * config/mips/mips.c (mips_lwxs_address_p): New.
560 (mips_rtx_costs): Make it recognize scaled indexed addressing.
561 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
562 __mips_smartmips when compiling for TARGET_SMARTMIPS.
563 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
565 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
566 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
567 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
568 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
569 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
570 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
571 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
573 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
575 * tree-vectorizer.c (new_loop_vec_info): Initialize
576 LOOP_VINFO_COST_MODEL_MIN_ITERS.
577 * tree-vectorizer.h (_loop_vec_info): Added new filed
578 min_profitable_iters.
579 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
580 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
581 * tree-vect-analyze.c (vect_analyze_operations): Set
582 LOOP_VINFO_COST_MODEL_MIN_ITERS.
583 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
584 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
585 Fix calculation of peel_iters_prologue. Move consideration of epilogue
586 and prologue cost to after they are computed.
587 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
589 (vect_model_simple_cost): Takes additional argument dt. Consider cost
590 of creating vectors from scalars according to dt.
591 (vect_model_store_cost): Likewise.
592 (vectorizable_call): Use dt array instead of scalar dt. Call
593 vect_model_simple_cost with additional argument dt.
594 (vectorizable_assignment): Likewise.
595 (vectorizable_operation): Likewise.
596 (vectorizable_type_demotion): Likewise.
597 (vectorizable_type_promotion): Likewise.
598 (vectorizable_store): Use dt array instead of scalar dt. Call
599 vect_model_store_cost with additional argument dt.
600 (vect_do_peeling_for_loop_bound): Don't call
601 vect_estimate_min_profitable_iters. Instead, lookup
602 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
603 "may not be profitable".
605 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
608 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
609 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
610 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
611 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
613 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
615 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
616 addressing modes cheaper.
618 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
620 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
621 (dw_ranges_struct): Rename block_num to num. Adjust.
622 (dw_ranges_by_label_struct): New.
623 (ranges_by_label, ranges_by_label_allocated,
624 ranges_by_label_in_use): New variables.
625 (add_ranges_num): Factored most of the code out of...
626 (add_ranges): ... this one. Rewrite in terms of the former.
627 (add_ranges_by_labels): New.
628 (output_ranges): Output by-label ranges.
629 (dwarf2out_finish): Output range for multiple-section
630 compile_unit. Output standard DW_AT_low_pc in addition to
631 unexpected DW_AT_entry_pc.
633 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
635 PR tree-optimization/32604
636 PR tree-optimization/32606
638 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
639 (compute_antic_safe): Removed.
640 (ANTIC_SAFE_LOADS): Ditto.
641 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
642 (execute_pre): Don't call compute_antic_safe.
643 (vuse_equiv): New function.
644 (make_values_for_stmt): Use it
645 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
648 2007-07-04 Anatoly Sokolov <aesok@post.ru>
651 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
653 (avr_attribute_table): Make "naked" attribute apply to function types
654 rather than to decls.
655 (avr_handle_fntype_attribute): New function.
657 2007-07-04 Joseph Myers <joseph@codesourcery.com>
659 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
662 2007-07-04 David Ung <davidu@mips.com>
663 Joseph Myers <joseph@codesourcery.com>
665 * config/mips/mips.md (type): Add logical, signext and move.
666 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
667 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
668 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
669 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
670 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
671 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
672 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
673 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
674 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
675 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
676 movv2sf_hardfloat_64bit): Use the new types.
677 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
678 *movdf_softfloat, *movdf_mips16): Use "multi".
679 (extendqihi2): Replace with a define_expand.
680 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
681 Based on extend<SHORT:mode><GPR:mode>2 patterns.
682 * config/mips/74k.md (r74k_int_logical): New reservation and
684 (r74k_int_arith): Remove "slt".
685 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
686 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
687 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
688 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
689 reservations for "arith".
691 2007-07-04 Richard Guenther <rguenther@suse.de>
693 * tree-ssa.c (useless_type_conversion_p): Add handling for
694 scalar float and vector types. Only call the types_compatible_p
695 langhook for aggregate types as last resort. Follow the
698 2007-07-04 Richard Guenther <rguenther@suse.de>
700 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
701 the same as NOP_EXPR.
703 2007-07-04 Nick Clifton <nickc@redhat.com>
705 * target.h (struct gcc_target): Add target_help field.
706 * target-def.h (TARGET_HELP): New.
707 (TARGET_INITIALIZER): Use TARGET_HELP.
708 * opts.c (command_handle_option): Invoke target_help function, if
709 defined, when the user has specified --target-help on the command
711 * doc/invoke.texi: Mention that --target-help might print
712 additional information.
713 * doc/tm.texi: Document TARGET_HELP hook.
715 * arm.c (TARGET_HELP): Override default definition.
716 (arm_target_help): New - display a wrapped list of cores and
717 architectures supported.
719 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
721 * config/gcc/v850/v850.c (expand_prologue): Make sure
722 GEN_INT() argument is sign extended rather than zero extended.
723 (expand_epilogue): Likewise.
724 (output_move_double): Delete.
725 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
726 * config/gcc/v850/v850.md (movdi): Delete.
727 (*movdi_internal): Delete.
729 (*movdf_internal): Delete.
731 2007-07-04 Richard Sandiford <richard@codesourcery.com>
733 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
734 unless compiling RTP PIC.
736 2007-07-04 Richard Guenther <rguenther@suse.de>
738 PR tree-optimization/32482
739 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
740 original ssa name if we didn't find a shift expression.
741 Fix shift constant for bit zero test.
743 2007-07-04 Richard Sandiford <richard@codesourcery.com>
745 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
747 2007-07-04 Richard Sandiford <richard@codesourcery.com>
749 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
750 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
751 * config/arm/vxworks.h (ASM_SPEC): Delete.
752 (SUBTARGET_EXTRA_ASM_SPEC): Define.
754 2007-07-04 Sebastian Pop <sebpop@gmail.com>
756 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
757 (DDR_REVERSED_P): New.
758 * tree-data-ref.c (initialize_data_dependence_relation,
759 build_classic_dist_vector): Set DDR_REVERSED_P.
761 2007-07-04 Sebastian Pop <sebpop@gmail.com>
764 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
765 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
766 init_omega_for_ddr_1): Use non conservative number of iterations
768 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
769 (analyze_siv_subscript): Remove FIXME and reinitialization of
770 last_conflicts to chrec_dont_know.
771 * testsuite/gfortran.dg/vect/pr32457.f90: New.
773 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
775 * tree.c (maybe_canonicalize_argtypes): Improve description.
777 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
779 * tree.c (maybe_canonicalize_argtypes): New.
780 (build_function_type): Set canonical type.
781 (build_method_type_directly): Ditto.
782 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
785 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
787 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
789 (rewrite_use_nonlinear_expr): Likewise.
791 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
793 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
795 2007-07-04 Ben Elliston <bje@au.ibm.com>
797 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
800 * c-objc-common.c (c_types_compatible_p): Fix indentation.
802 * doc/tm.texi (Run-time Target): Capitalise "CPU".
803 (Exception Handling): Likewise.
805 2007-07-03 Jan Hubicka <jh@suse.cz>
807 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
809 2007-07-03 Eric Christopher <echristo@apple.com>
811 * doc/cppopts.texi: Add conflicting option note to -dM.
812 * doc/invoke.texi: Add note about possible conflicts with
813 -E for -dCHARS and note that -dM will not produce
814 any results if there is no machine dependent reorg.
816 2007-07-03 Geoffrey Keating <geoffk@apple.com>
818 * tree.h (DECL_ALIGN): Back out previous change.
820 2007-07-03 Joseph Myers <joseph@codesourcery.com>
822 * configure.ac: Test for .dtprelword support on MIPS.
823 * configure, config.in: Regenerate.
824 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
825 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
827 2007-07-03 Julian Brown <julian@codesourcery.com>
829 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
830 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
831 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
832 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
834 (all_fpus): Add FPUTYPE_VFP3.
835 (fp_model_for_fpu): Add VFPv3 field.
836 (arm_rtx_costs_1): Give cost to VFPv3 constants.
837 (vfp3_const_double_index): New function. Return integer index of
838 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
840 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
841 and argument represents a valid RTX for a VFPv3 constant.
842 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
844 (vfp_emit_fstmd): Similar, for fstmd.
845 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
846 constants, represented as integer indices.
847 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
848 VFP_REGNO_OK_FOR_DOUBLE macros.
849 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
850 (arm_file_start): Set float-abi attribute for VFPv3, and output
851 correct ".fpu" assembler directive.
852 (arm_dbx_register_numbering): Add FIXME.
853 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
854 (fputype): Add FPUTYPE_VFP3.
855 (FIXED_REGISTERS): Add 32 registers for D16-D31.
856 (CALL_USED_REGISTERS): Likewise.
857 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
858 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
859 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
860 (D7_VFP_REGNUM): New.
861 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
862 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
863 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
864 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
865 (REG_ALLOC_ORDER): Adjust for VFPv3.
866 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
867 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
868 VFP_LO_REGS, VFP_HI_REGS.
869 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
870 (IS_VFP_CLASS): Define macro.
871 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
873 (REGISTER_MOVE_COST): Likewise.
874 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
875 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
876 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
877 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
878 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
879 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
880 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
881 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
882 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
883 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
884 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
885 where appropriate for single-word registers.
886 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
887 As above. Fix type attributes.
888 * config/arm/constraints.md (register_contraint "t"): Define.
889 (register_constraint "w"): Change to D0-D15, or D0-D31 for
891 (register_constraint "x"): Define.
892 (constraint "Dv"): Define.
894 2007-07-03 Geoffrey Keating <geoffk@apple.com>
896 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
898 2007-07-03 Tom Tromey <tromey@redhat.com>
900 * c-parser.c (objc_pq_context): Removed.
901 (objc_need_raw_identifier): Likewise.
902 (c_parser) <objc_pq_context>: New field.
903 <objc_need_raw_identifier>: Likewise.
904 (OBJC_NEED_RAW_IDENTIFIER): Removed.
905 (c_lex_one_token): Update.
906 (c_parser_objc_protocol_definition): Update.
907 (c_parser_objc_method_definition): Update.
908 (c_parser_objc_methodproto): Update.
909 (c_parser_declspecs): Update.
911 2007-07-03 David Ung <davidu@mips.com>
913 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
915 2007-07-03 David Ung <davidu@mips.com>
916 Richard Sandiford <richard@codesourcery.com>
918 * doc/invoke.texi: Document -march=74kf3_2.
919 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
920 (TUNE_74K): Check for it.
921 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
922 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
923 * config/mips/mips.md (cpu): Add 74kf3_2.
924 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
925 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
926 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
927 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
928 74kf3_2 to the CPU list.
929 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
930 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
931 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
932 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
933 (r74kf3_2_fxfer_from_c1): New insn reservations.
935 2007-07-03 Richard Sandiford <richard@codesourcery.com>
936 David Ung <davidu@mips.com>
938 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
939 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
940 and 74k[fx]. Document aliases for the new options.
941 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
942 (PROCESSOR_24KF2_1): ...this.
943 (PROCESSOR_24KX): Rename to...
944 (PROCESSOR_24KF1_1): ...this.
945 (PROCESSOR_74KF): Rename to...
946 (PROCESSOR_74KF2_1): ...this.
947 (PROCESSOR_74KX): Rename to...
948 (PROCESSOR_74KF1_1): ...this.
949 (TUNE_74K): Update PROCESSOR_* names.
950 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
951 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
952 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
953 (mips_rtx_cost_data): Update processor names in comments.
954 (mips_issue_rate): Update PROCESSOR_* names.
955 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
956 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
957 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
958 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
959 Update cpu attribute names.
960 (r24k_fpu_iss): Rename this reservation to...
961 (r24kf2_1_fpu_iss): ...this and update all uses.
962 (r24kx_fpu_iss): Rename this reservation to...
963 (r24kf1_1_fpu_iss): ...this and update all uses.
964 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
965 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
966 Update cpu attribute names.
968 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
970 * config/m32r/constraints.md: New file.
971 * config/m32r/m32r.c: Include tm-constrs.h.
972 (small_data_operand): Use satisfies_constraint_* instead of macro.
973 (addr24_operand, gen_compare): Likewise.
974 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
975 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
976 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
977 EXTRA_CONSTRAINT): Likewise.
978 * config/m32r/m32r.md: Include constraints.md.
979 (*movsi_insn): Use satisfies_constraint_* instead of macro.
980 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
981 * config/m32r/predicates.md (conditional_move_operand): Likewise.
982 (two_insn_const_operand, int8_operand, uint16_operand,
983 reg_or_int16_operand, reg_or_uint16_operand,
984 reg_or_cmp_int16_operand, cmp_int16_operand,
985 seth_add3_operand): Likewise.
987 2007-07-03 Eric Christopher <echristo@gmail.com>
989 * libgcc2.h: Conditionally declare __bswapsi2 and
992 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
994 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
997 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1000 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1001 (__gthrw_pragma): Provide default definition.
1003 * gthr-posix.c (__gthrw_pragma): Define.
1005 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1007 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1008 before declaring inequality.
1010 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1012 * combine.c (recog_for_combine): Log the success or failure of
1013 matching new insn patterns against the machine description in
1016 2007-07-03 Revital Eres <eres@il.ibm.com>
1018 * ddg.c (print_sccs): New function.
1019 (check_sccs): New function.
1020 (create_ddg_all_sccs): Use it.
1021 * ddg.h (print_sccs): Declare.
1022 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1024 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1026 * targhooks.h (default_mode_for_suffix): New function declaration.
1027 * targhooks.c (default_mode_for_suffix): New default target hook.
1028 * target.h (struct c): New structure in the targetm struct.
1029 (mode_for_suffix): New target hook as part of struct c.
1030 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1031 default_mode_for_suffix.
1032 (TARGET_C): New define.
1033 * c-lex.c: Include "target.h".
1034 (interpret_float): Use targetm.c.mode_for_suffix to determine
1035 the mode for a given non-standard suffix.
1036 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1038 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1039 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1041 * doc/extend.texi (Floating Types): New node. Document __float80 and
1042 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1044 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1047 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1048 predicate instead of target_operand.
1049 (divsi3_i1_media, divsi3_media_2): Likewise.
1051 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1053 * tree.h (alias_sets_might_conflict_p): Rename into
1054 alias_sets_must_conflict_p.
1055 * alias.c (alias_sets_might_conflict_p): Likewise.
1056 (alias_sets_conflict_p): Use it.
1057 (objects_must_conflict_p): Likewise.
1058 * c-common.c (strict_aliasing_warning): Adjust.
1060 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1062 * rtlhooks.c (gen_lowpart_if_possible): Check for
1063 invalid subreg before calling gen_lowpart_SUBREG.
1065 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1067 * config/darwin9.h: Add copyright notice.
1068 (LINK_COMMAND_SPEC): Add comment.
1069 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1070 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1071 DARWIN_LIBSYSTEM_HAS_UNWIND.
1073 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1076 * omp-low.c (check_combined_parallel): New function.
1077 (lower_omp_parallel): Call it via walk_stmts, set
1078 OMP_PARALLEL_COMBINED if appropriate.
1079 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1080 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1081 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1082 don't consider it as combined parallel.
1084 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1086 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1087 (gcc_tooldir): Likewise.
1088 * configure: Regenerate.
1089 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1090 old configure.ac gcc_tooldir setting.
1091 (prefix_to_exec_prefix): New variable.
1092 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1093 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1095 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1097 Fix PR tree-optimization/32583
1098 Fix PR tree-optimization/32584
1099 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1100 (phi_translate_set): Use phi_translate directly now.
1101 (make_values_for_stmt): Don't value number RHS if we already know
1104 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1105 Jim Wilson <wilson@specifix.com>
1108 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1111 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1112 Richard Sandiford <richard@codesourcery.com>
1113 Nigel Stephens <nigel@mips.com>
1115 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1116 (mips16e_output_save_restore): Declare.
1117 (mips16e_save_restore_pattern_p): Likewise.
1118 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1119 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1120 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1121 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1122 (BITSET_P): New global macro, extracted from...
1123 (mips_for_each_saved_reg): ...here.
1124 (mips16e_save_restore_info): New struct.
1125 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1126 (mips16e_save_restore_regs): New variable.
1127 (mips_split_plus, mips16e_find_first_register): New functions.
1128 (mips16e_mask_registers): New function.
1129 (compute_frame_size): Expand the commentary before the function.
1130 Enforce the MIPS16e save and restore register range restrictions.
1131 Pad the general register save area at the low end.
1132 (mips16e_save_restore_reg, mips16e_build_save_restore)
1133 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1134 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1135 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1137 (mips_expand_prologue, mips_expand_epilogue): Handle
1138 GENERATE_MIPS16E_SAVE_RESTORE.
1139 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1141 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1143 PR tree-optimization/31966
1144 PR tree-optimization/32533
1145 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1146 "basic_block" description as its third argument. Update function
1147 calls to get destination bb from "edge" argument. Save "cond" into
1148 aux field of the edge. Update prototype for changed arguments.
1149 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1151 (find_phi_replacement_condition): Operate on incoming edges, not
1152 on predecessor blocks. If there is a condition saved in the
1153 incoming edge aux field, AND it with incoming bb predicate.
1154 Return source bb of the first edge.
1155 (clean_predicate_lists): Clean aux field of outgoing node edges.
1156 (tree_if_conversion): Do not initialize cond variable. Move
1157 variable declaration into the loop.
1158 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1159 initializations of new_stmt, arg0 and arg1 variables.
1161 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1163 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1164 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1166 2007-07-02 Richard Guenther <rguenther@suse.de>
1168 * tree-ssa.c (useless_type_conversion_p): Document
1169 future intent as defining the middle-end type system.
1170 Re-structure to call langhook last, group by type class,
1171 mark questionable parts.
1173 2007-07-02 Richard Guenther <rguenther@suse.de>
1175 * tree-flow.h (types_compatible_p): Declare.
1176 * tree-ssa.c (types_compatible_p): New function.
1177 * ipa-type-escape.c (discover_unique_type): Use
1178 types_compatible_p instead of lang_hooks.types_compatible_p.
1179 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1180 * tree-vn.c (expressions_equal_p): Likewise.
1181 * tree.c (fields_compatible_p): Likewise.
1182 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1183 (cprop_operand): Use useless_type_conversion_p instead of
1184 lang_hooks.types_compatible_p.
1185 * tree-inline.c (setup_one_parameter): Likewise.
1186 (declare_return_variable): Likewise.
1187 * tree-nrv.c (tree_nrv): Likewise.
1188 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1189 (maybe_fold_offset_to_component_ref): Likewise.
1190 (maybe_fold_offset_to_reference): Likewise.
1191 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1192 (merge_alias_info): Likewise.
1193 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1194 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1195 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1196 * tree-tailcall.c (find_tail_calls): Likewise.
1197 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1198 * gimplify.c (canonicalize_addr_expr): Likewise.
1199 (fold_indirect_ref_rhs): Likewise.
1200 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1201 (cpt_same_type): Likewise.
1202 (check_pointer_types_r): Swap parameters to cpt_same_type
1204 * fold-const.c (fold_convert): Revert fix for PR15988.
1205 * tree-inline.c (setup_one_parameter): Instead fix it here by
1206 using fold_build1 instead of fold_convert and checking for
1207 error_mark_node. Convert only if the conversion is necessary.
1209 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1211 * configure.ac: Check for .gnu_attribute on Power.
1212 * configure: Regenerate.
1213 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1214 attribute for floating-point ABI.
1216 2007-07-02 Ira Rosen <irar@il.ibm.com>
1218 PR tree-optimization/32230
1219 PR tree-optimization/32477
1220 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1221 address is a constant.
1223 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1225 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1226 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1227 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1228 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1229 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1230 64-bit targets. Add support for *-elfoabi*.
1231 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1232 different settings if $(tm_defines) does not select the EABI.
1233 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1234 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1235 (MIPS_ARCH_OPTION_SPEC): Likewise.
1236 (MIPS_ISA_LEVEL_SPEC): Likewise.
1237 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1238 * config/mips/elfoabi.h: New file.
1240 2007-07-02 Richard Guenther <rguenther@suse.de>
1242 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1243 (useless_type_conversion_p): ... this.
1244 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1245 (useless_type_conversion_p): ... this.
1246 * builtins.c (fold_builtin_memory_op): Rename
1247 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1248 * tree-cfg.c (verify_expr): Likewise.
1249 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1250 * tree-ssa-ccp.c (ccp_fold): Likewise.
1251 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1252 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1253 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1254 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1255 * tree-ssa-pre.c (eliminate): Likewise.
1256 * tree-ssa.c (delete_tree_ssa): Likewise.
1257 (tree_ssa_useless_type_conversion): Likewise.
1258 * tree.c (build2_stat): Likewise.
1260 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1262 Fix PR tree-optimization/32571
1263 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1266 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1268 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1269 and other expected operations explicitly, change default to
1272 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1274 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1276 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1277 (tls_load_dot_plus_eight): Move the label number into the unspec.
1278 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1280 2007-07-01 Andreas Schwab <schwab@suse.de>
1282 * dwarf2out.c (initial_return_save): Define only if used.
1284 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1286 Unreverting Richard's Revert of:
1288 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1290 * dce.c (deletable_insn_p_1): New function, split out from...
1291 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1292 specially, not those inside PARALLELs. Remove BODY argument
1293 and adjust recursive call accordingly.
1294 (prescan_insns_for_dce): Update call to delete_insn_p.
1296 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1297 Revital Eres <eres@il.ibm.com>
1299 * ddg.c (create_ddg_all_sccs): Fix missed
1300 initialization of scc_nodes.
1302 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1305 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1306 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1308 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1310 * configure.ac: Check for .gnu_attribute on MIPS.
1311 * configure, config.in: Regenerate.
1312 * config/mips/mips.c (mips_file_start): If supported, output
1313 attribute for floating-point ABI.
1315 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1318 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1319 (ffs_cmove): New expander to expand using ctz pattern.
1320 (*ffs_cmove): Remove pattern.
1321 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1322 (ffsdi2): Expand using ctz pattern.
1323 (*ffs_rex64): Remove pattern.
1325 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1327 PR rtl-optimization/32296
1328 * pa.md (return): Delete pattern.
1329 (return_internal): Remove "(const_int 1)" from pattern.
1330 (epilogue): Use return_internal pattern for trivial returns.
1331 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1332 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1334 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1336 * tree-ssa-pre.c (is_exception_related): New function
1337 (can_value_number_operation): Use it.
1339 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1341 Fix PR tree-optimization/32540
1342 Fix PR tree-optimization/31651
1344 * tree-ssa-sccvn.c: New file.
1346 * tree-ssa-sccvn.h: Ditto.
1348 * tree-vn.c: Include tree-ssa-sccvn.h
1349 (val_expr_paid_d): Removed.
1350 (value_table): Ditto.
1351 (vn_compute): Ditto.
1352 (val_expr_pair_hash): Ditto.
1353 (val_expr_pair_expr_eq): Ditto.
1354 (copy_vuses_from_stmt): Ditto.
1357 (shared_vuses_from_stmt): Ditto.
1358 (print_creation_to_file): Moved up.
1359 (sort_vuses): Ditto.
1360 (sort_vuses_heap): Ditto.
1361 (set_value_handle): Make non-static.
1362 (make_value_handle): Ditto.
1363 (vn_add): Rewritten to use sccvn lookups.
1364 (vn_add_with_vuses): Ditto.
1365 (vn_lookup): Ditto (and second argument removed).
1366 (vn_lookup_with_vuses): Ditto.
1367 (vn_lookup_or_add): Ditto (and second argument removed);
1368 (vn_lookup_or_add_with_vuses): Ditto.
1369 (vn_lookup_with_stmt): New.
1370 (vn_lookup_or_add_with_stmt): Ditto.
1371 (create_value_handle_for_expr): Ditto.
1373 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1374 (seen_during_translate): New function.
1375 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1376 (phi_trans_add): Ditto.
1377 (constant_expr_p): FIELD_DECL is always constant.
1378 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1379 Use constant_expr_p.
1380 Avoid infinite recursion on mutually valued expressions.
1381 Change callers of vn_lookup_or_add.
1382 (phi_translate): New function.
1383 (compute_antic_safe): Allow phi nodes.
1384 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1385 (find_or_generate_expression): Rewrite slightly.
1386 (create_expression_by_pieces): Updated for vn_lookup_or_add
1388 Update VN_INFO for new names.
1389 (insert_into_preds_of_block): Update for new names.
1390 (add_to_exp_gen): New function.
1391 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1392 (find_existing_value_expr): Rewrite to changed vn_lookup.
1393 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1394 (try_look_through_load): Removed.
1395 (try_combine_conversion): Ditto.
1396 (get_sccvn_value): New function.
1397 (make_values_for_phi): Ditto.
1398 (make_values_for_stmt): Ditto.
1399 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1401 (init_pre): Update for SCCVN changes.
1403 (execute_pre): Ditto.
1405 * tree-flow.h (make_value_handle): Declare.
1406 (set_value_handle): Ditto.
1407 (sort_vuses_heap): Ditto.
1408 (vn_lookup_or_add_with_stmt): Ditto.
1409 (vn_lookup_with_stmt): Ditto.
1410 (vn_compute): Remove.
1413 (vn_lookup): Update arguments.
1415 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1417 (tree-ssa-sccvn.o): New.
1418 (OBJS-common): Add tree-ssa-sccvn.o
1420 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1423 * c-typeck.c (build_external_ref): Don't mark as used if called
1425 * calls.c (rtx_for_function_call): Likewise.
1427 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1431 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1433 * dce.c (deletable_insn_p_1): New function, split out from...
1434 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1435 specially, not those inside PARALLELs. Remove BODY argument
1436 and adjust recursive call accordingly.
1437 (prescan_insns_for_dce): Update call to delete_insn_p.
1439 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1441 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1442 (try_combine): Move potential calls to undo_all() so they happen
1443 before we commit to using the combined insns.
1445 2006-06-30 Jan Hubicka <jh@suse.cz>
1447 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1450 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1452 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1453 (cgraph_remove_unreachable_nodes): Likewise.
1454 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1455 * ipa-inline.c (update_caller_keys): Cast according to the coding
1457 (cgraph_decide_recursive_inlining): Likewise.
1458 (cgraph_decide_inlining_of_small_function): Likewise.
1459 (try_inline): Likewise.
1460 (cgraph_decide_inlining_incrementally): Likewise.
1461 * ipa-pure-const.c (get_function_state): Likewise.
1462 (scan_function): Likewise.
1463 (analyze_function): Likewise.
1464 (static_execute): Likewise.
1465 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1466 (merge_callee_local_info): Likewise.
1467 (analyze_function): Use type safe memory macros.
1468 (static_execute): Likewise. Cast according to the coding conventions.
1469 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1471 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1473 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1474 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1477 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1480 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1481 for complex modes (both int and real).
1483 2007-06-29 Jan Hubicka <jh@suse.cz>
1485 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1487 2007-06-29 Jan Hubicka <jh@suse.cz>
1490 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1493 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1496 * config/avr/avr.c: Include dataflow header file.
1497 (expand_prologue): Adjust for prologue insn change.
1498 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1501 2007-06-29 Richard Guenther <rguenther@suse.de>
1504 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1505 during type verification.
1507 2007-06-29 Jan Hubicka <jh@suse.cz>
1509 * recog.c (validate_change_rtx_1): Unshare TO argument.
1511 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1513 PR tree-optimization/24659
1514 * tree-vect-transform.c (vectorizable_call): Handle
1515 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1517 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1518 * config/i386/i386.c (enum ix86_builtins)
1519 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1520 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1522 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1523 const using def_builtin_const.
1524 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1525 input operands in the same modes as the result.
1526 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1528 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1530 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1531 (df_set_dead_notes_for_mw): Likewise.
1533 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1535 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1537 2007-06-28 DJ Delorie <dj@redhat.com>
1539 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1541 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1543 * doc/invoke.texi (C++ Dialect Options): Document
1544 fvisibility-ms-compat.
1545 * c.opt (fvisibility-ms-compat): New.
1547 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1550 * tree-affine.c (aff_combination_add_elt): Handle
1551 pointer addition specially.
1553 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1555 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1556 decl is non-external for AIX ABI.
1558 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1560 * config/rs6000/predicates.md (current_file_function_operand):
1561 Ensure the symbol is non-external for AIX ABI.
1563 2007-06-28 Nick Clifton <nickc@redhat.com>
1565 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1566 (fdce, fdse, fpredictive-commoning): Likewise.
1568 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1571 * gcc.c (process_command): Recognize the new -static-libgfortran
1574 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1577 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1578 Use a call clobbered hard reg instead of a pseudo reg.
1580 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1582 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1584 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1587 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1588 REG_LIBCALL and REG_RETVAL notes.
1589 (divsi3, mulsi3): Likewise.
1590 (mulhisi3): Likewise. Use emit_libcall_block.
1591 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1593 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1595 PR rtl-optimization/32481
1596 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1598 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1600 * dce.c (deletable_insn_p_1): New function, split out from...
1601 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1602 specially, not those inside PARALLELs. Remove BODY argument
1603 and adjust recursive call accordingly.
1604 (prescan_insns_for_dce): Update call to delete_insn_p.
1606 2007-06-27 Richard Guenther <rguenther@suse.de>
1609 * tree.h (fold_convertible_p): Declare.
1610 * fold-const.c (fold_convertible_p): New function.
1611 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1612 instead of lang_hooks.types_compatible_p.
1614 2007-06-26 Jan Hubicka <jh@suse.cz>
1616 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1617 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1618 early use validate_unshare_change.
1619 (reload_combine): Likewise.
1620 * recog.c (change_t): New field unshare.
1621 (validate_change_1): Rename from validate_change; add argument unshare.
1622 (validate_change): Turn into wrapper of validate_change_1; update
1623 prototype for bools.
1624 (validate_unshare_change): New.
1625 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1626 calls of df_insn_rescan.
1627 * recog.h (validate_change): Replace ints by bools.
1628 (validate_unshare_change): Declare.
1630 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1632 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1634 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1636 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1638 2007-06-25 Jan Hubicka <jh@suse.cz>
1640 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1642 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1643 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1644 places other call site specific checks are performed.
1646 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1649 * tree-vect-transform.c (vectorizable_operation): Convert
1650 POINTER_PLUS_EXPR over to PLUS_EXPR.
1652 2007-06-25 Chao-ying Fu <fu@mips.com>
1654 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1655 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1656 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1657 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1659 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1660 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1661 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1662 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1663 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1664 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1665 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1666 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1667 ALL_FIXED_POINT_MODE_P): New define.
1668 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1670 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1672 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1673 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1674 MODE_VECTOR_UACCUM): New mode classes.
1676 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1677 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1678 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1681 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1682 (blank_mode): Initialize ibit and fbit.
1683 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1684 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1686 (new_adjust): Change required_class to required_class_from and
1687 required_class_to for testing within a range.
1688 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1689 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1691 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1692 (make_fixed_point_mode): New.
1693 (_ADD_ADJUST): Change C to C1 and C2.
1694 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1695 use a range for machine classes.
1696 (ADJUST_IBIT, ADJUST_FBIT): New.
1697 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1699 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1700 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1701 Emit adjustment for ibit and fbit.
1702 (emit_mode_ibit, emit_mode_fbit): New.
1703 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1705 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1707 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1708 as the source of the set.
1710 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1712 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1713 FP_REGNO_P): Use IN_RANGE.
1714 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1715 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1716 (DATA_REG_P): Use DATA_REGNO_P.
1717 (FP_REG_P): Use FP_REGNO_P.
1718 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1719 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1720 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1722 2007-06-24 Jan Hubicka <jh@suse.cz>
1725 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1727 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1730 * fold-const.c (fold_binary): Strip nops of operand 0
1731 of BIT_NOT_EXPR before calling operand_equal_p.
1732 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1733 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1735 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1737 * doc/extend.texi: Document that dllimport and dllexport imply
1739 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1740 imported or exported declaration, including type declarations.
1741 * c-common.c (handle_visibility_attribute): Check for conflicts
1742 with dllimport/dllexport.
1743 (c_determine_visibility): Handle dllimport/dllexport as an
1744 explicit visibility atttribute.
1746 2007-06-23 Richard Guenther <rguenther@suse.de>
1748 PR tree-optimization/16876
1750 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1752 * tree-inline.c (initialize_inlined_parameters): Do not call
1753 lang_hooks.tree_inlining.convert_parm_for_inlining.
1754 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1755 reason for mismatched types.
1756 * gimplify.c (gimplify_call_expr): Verify the call expression
1757 arguments match the called function type signature. Otherwise
1758 mark the call expression to be not considered for inlining
1759 using CALL_CANNOT_INLINE_P flag.
1760 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1761 edges call expression.
1762 (cgraph_decide_inlining_of_small_function): Likewise.
1763 (cgraph_decide_inlining): Likewise.
1764 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1766 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1767 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1768 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1770 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1771 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1773 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1774 convert_parm_for_inlining member.
1776 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1779 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1780 Remove optimization for GT.
1782 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1785 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1787 (prescan_insns_for_dce): Add extra parameter.
1789 2007-06-23 Jan Hubicka <jh@suse.cz>
1792 * gimplify.c (mark_addressable): New function.
1793 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1795 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1798 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1800 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1803 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1804 moves between MMX/SSE registers to at least 8 units to prevent
1805 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1807 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1809 * config/i386/i386.c (override_options): Correct x86_sahf
1812 2007-06-21 David Daney <ddaney@avtrex.com>
1815 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1816 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1817 (exception_receiver): Renamed to ...
1818 (nonlocal_goto_receiver): ... this.
1820 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1822 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1823 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1824 partial register accesses.
1826 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1828 * fold-const.c (debug_fold_checksum): Move it under
1829 ENABLE_FOLD_CHECKING.
1831 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1834 * tree.h (debug_fold_checksum): Declared.
1835 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1836 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1837 build_fold_addr_expr_with_type_1.
1838 (fold_addr_expr, debug_fold_checksum): New.
1839 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1840 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1843 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1845 PR tree-optimization/19590
1846 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1847 of scev is a constant.
1848 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1850 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1852 * df-problems.c (df_note_bb_compute): Made computation of live
1853 info consistent with df_lr.
1855 2007-06-21 Richard Guenther <rguenther@suse.de>
1857 PR tree-optimization/32453
1858 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1859 for pointer anti-range.
1861 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1863 * config/i386/i386.c (processor_target_table): Increase maximum
1864 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1867 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1868 byte alignment if > 8 byte alignment is preferred.
1869 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1871 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1873 PR tree-optimization/31866
1874 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1875 if ASM_EXPR's input is not a SSA_NAME.
1878 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1879 but decl is a global var, instead return decl.
1880 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1881 even for is_global_var decls, if they are private in some outer
1884 2007-06-21 Richard Guenther <rguenther@suse.de>
1886 PR tree-optimization/32451
1887 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1889 2007-06-21 Christian Bruel <christian.bruel@st.com>
1891 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1892 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1893 (push_regs): Changed saving order or banked registers.
1894 (sh_expand_epilogue): Likewise.
1895 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1896 (FIRST_BANKED_REG): Likewise.
1897 (LAST_BANKED_REG): Likewise.
1898 * config/sh/sh.md (banked) New attribute.
1899 (in_delay_slot): Check banked attribute.
1901 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1903 PR tree-optimization/32075
1904 * tree-data-ref.c (subscript_dependence_tester_1,
1905 analyze_miv_subscript, analyze_overlapping_iterations,
1906 add_distance_for_zero_overlaps, build_classic_dist_vector,
1907 subscript_dependence_tester_1, analyze_overlapping_iterations,
1908 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1909 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1910 to evolution_function_is_affine_multivariate_p.
1912 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1914 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1916 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1919 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1921 * config/m32c/prologue.md (epilogue_exitd_16): New.
1922 (epilogue_reit_16): New.
1923 (epilogue_exitd): Rename to epilogue_exitd_24.
1924 (epilogue_reit): Rename to epilogue_reit_24.
1926 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1927 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1929 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1931 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1932 if dbg_cnt (sched_insn) reaches the limit.
1933 (choose_ready): New parameter INSN_PTR and new return value.
1934 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1935 the new return value from choose_ready.
1936 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1937 (rest_of_handle_global_alloc): New global_alloc_at_func.
1939 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1941 PR tree-optimization/25737
1942 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1943 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1944 * tree-flow.h (struct fieldoff): Add new field alias_set.
1945 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1946 argument addressable_type. Set alias_set of fieldoff.
1947 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1948 (create_overlap_variables_for): Pass alias_set from fieldoff to
1950 * alias.c (get_alias_set): Use alias_set from SFT if set.
1952 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1954 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1955 of a variable as an unsigned HOST_WIDE_INT integer.
1957 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1959 PR rtl-optimization/32405
1960 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1962 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1964 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1967 * builtins.c: Include diagnostic.h.
1968 (expand_builtin_expect): Make gcc_assert more permissive.
1969 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1972 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1976 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1977 if ACCUMULATE_OUTGOING_ARGS.
1979 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1981 * config/m68hc11/m68hc11.c: Include dataflow header file.
1982 (m68hc11_reorg): Port to dataflow.
1984 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1986 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1987 (struct df_problem.free_blocks_on_set_blocks): New field.
1988 (struct dataflow.optional_p): New field.
1989 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1990 (df_live_set_all_dirty): New function.
1991 * df-scan.c (df_scan_alloc): Initialize optional_p.
1992 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1993 * df-core.c (df_set_blocks): Removed use of
1994 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1995 df_problem.free_blocks_on_set_blocks to determine which blocks are
1997 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1998 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1999 uses dataflow.optional_p to determine if problem should be
2001 (rest_of_handle_df_initialize): Only start live problem if
2003 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2004 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2005 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2006 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2007 problem_NOTE): Initialize free_blocks_on_set_blocks.
2008 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2010 (df_live_set_all_dirty, df_note_alloc): New function.
2011 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2013 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2014 * postreload.c (reload_combine): Ditto.
2015 * cse.c (cse_extended_basic_block): Ditto.
2016 * regmove.c (mark_flags_life_zones): Ditto.
2017 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2018 erase_matching_seqs): Ditto.
2019 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2020 * integrate (allocate_initial_values): Ditto.
2021 * combine.c (reg_dead_at_p): Ditto.
2022 * resource.c (mark_target_live_regs): Ditto.
2023 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2024 * config/sh/sh.c (find_r0_life_regions): Ditto.
2025 * global.c (rest_of_handle_global_alloc): Only add back df_live
2027 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2029 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2031 (if_convert): Make sure df_live is there at -O == 1.
2032 (pass_if_after_combine): Cleanup flags.
2033 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2034 is there at -O == 1.
2036 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2038 * config/arm/arm.c (arm_get_frame_offsets): Set
2039 offsets->locals_base to avoid negative stack size.
2040 (thumb1_expand_prologue): Assert on negative stack size.
2042 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2044 PR tree-optimization/32367
2045 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2046 of the chrec has no evolution in that loop.
2047 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2049 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2051 * config/xtensa/xtensa.c: Include "df.h".
2052 (xtensa_builtin_saveregs): Use adjust_address instead of
2054 (xtensa_va_start): Invoke make_tree with sizetype for
2055 expand_builtin_saveregs and then convert the result to a pointer.
2056 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2057 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2058 Subtract argument size from index value as integers and then use
2059 POINTER_PLUS_EXPR to add the result to the array address.
2061 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2064 * config/m32c/m32c.c: Include dataflow header file.
2065 (m32c_emit_prologue): Adjust for prologue insn change.
2066 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2067 once inside a PARALLEL. Assume frame size passed in operand 0
2068 includes space to save the fb register.
2069 (prologue_enter_24): Likewise.
2070 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2072 2007-06-19 David Daney <ddaney@avtrex.com
2075 * config/mips/mips.md (cprestore): Mark $gp as used.
2077 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2080 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2081 (frv_ifcvt_modify_insn): Likewise.
2083 2007-06-19 Richard Guenther <rguenther@suse.de>
2085 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2086 only handle positive offsets that fit in a HOST_WIDE_INT.
2088 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2090 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2091 result of rsqrt insn for zero input argument to avoid NaN.
2093 2007-06-19 Richard Guenther <rguenther@suse.de>
2096 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2098 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2100 PR tree-optimization/32353
2101 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2103 2007-06-19 Nick Clifton <nickc@redhat.com>
2105 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2107 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2110 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2111 * config/i386/i386.c (assign_386_stack_local): Assert that
2112 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2113 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2114 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2115 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2117 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2119 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2121 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2123 PR rtl-optimization/32321
2124 * gcse.c (replace_store_insn): Update the note before
2125 calling emit_insn_after.
2127 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2130 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2132 * df-problems.c (df_note_bb_compute): Fix dumping info.
2134 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2136 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2137 insn with emit_jump_insn.
2139 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2141 PR tree-optimization/32383
2142 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2143 * targhooks.h (default_builtin_reciprocal): Update prototype.
2144 * target.h (struct gcc_target): Update builtin_reciprocal.
2145 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2146 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2147 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2148 when fndecl is in BUILT_IN_MD class.
2149 (execute_convert_to_rsqrt): Ditto.
2151 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2152 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2153 Convert BUILT_IN_SQRTF code only when md_fn is false.
2155 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2157 * bt-load.c (move_btr_def): Fix the order of arguments
2158 to validate_replace_rtx.
2160 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2162 * config/m68k/m68k-devices.def: Add 54450..54455.
2164 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2166 PR rtl-optimization/32366
2167 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2168 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2171 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2174 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2175 this is true, rescan insn being modified.
2176 (sms_schedule): Added rescan parameter.
2177 (rest_of_handle_sms): Moved freeing of dominance info to before
2178 getting out of cfg_layout.
2180 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2182 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2183 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2186 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2187 FL_CF_EMAC from the entry for isac.
2189 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2190 (const_sibcall_operand): New.
2191 (sibcall_operand): Use it.
2192 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2193 (m68k_isas): ISAC does not imply FPU or EMAC.
2194 (override_options): Add ISA_C logic for symbolic jump & call.
2196 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2198 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2199 return mode from the builtin itself.
2200 (sparc_fold_builtin): Fix cast of zero constant.
2202 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2204 * targhooks.c (default_builtin_reciprocal): New default target hook.
2205 * targhooks.h (default_builtin_reciprocal): Add prototype.
2206 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2207 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2208 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2209 default_builtin_reciprocal.
2211 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2214 * hooks.c (hook_tree_tree_bool_null): New hook.
2215 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2216 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2217 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2218 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2219 and convert it to reciprocal a*rfunc(b).
2220 (execute_convert_to_rsqrt): New function.
2221 (gate_convert_to_rsqrt): New function.
2222 (pass_convert_to_rsqrt): New pass definition.
2223 * target.h (struct gcc_target): Add builtin_reciprocal.
2224 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2225 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2226 TARGET_BUILTIN_RECIPROCAL.
2227 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2229 * config/i386/i386.h (TARGET_RECIP): New define.
2230 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2231 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2232 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2233 and not optimizing for size.
2234 (*rcpsf2_sse): New insn pattern.
2235 (*rsqrtsf2_sse): Ditto.
2236 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2237 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2238 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2239 and not optimizing for size.
2240 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2241 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2242 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2243 and not optimizing for size.
2244 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2245 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2246 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2247 and not optimizing for size.
2248 (*sse_rsqrtv4sf2): Do not export.
2250 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2251 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2252 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2253 and not optimizing for size.
2255 * config/i386/i386.opt (mrecip): New option.
2256 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2257 (ix86_emit_swsqrtsf): Ditto.
2258 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2259 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2261 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2262 ix86_expand_unop1_builtin.
2263 (ix86_emit_swdivsf): New function.
2264 (ix86_emit_swsqrtsf): Ditto.
2265 (ix86_builtin_reciprocal): New function.
2266 (TARGET_BUILTIN_RECIPROCAL): Use it.
2267 (ix86_vectorize_builtin_conversion): Rename from
2268 ix86_builtin_conversion.
2269 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2270 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2271 "i386 and x86_64 Options" section.
2272 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2274 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2275 Zdenek Dvorak <dvorakz@suse.cz>
2276 Richard Guenther <rguenther@suse.de>
2277 Kaz Kojima <kkojima@gcc.gnu.org>
2279 * tree-vrp.c (compare_values_warnv): Convert val2 to
2281 (extract_range_from_assert): Create
2282 POINTER_PLUS_EXPR for pointer types.
2283 (extract_range_from_binary_expr): Handle
2284 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2286 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2287 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2288 POINTER_PLUS_EXPR as PLUS_EXPR.
2289 (number_of_iterations_lt_to_ne):
2290 For pointer types, use sizetype when
2291 creating MINUS_EXPR/PLUS_EXPRs.
2292 (assert_loop_rolls_lt): For pointer types, use sizetype when
2293 creating MINUS_EXPR/PLUS_EXPRs.
2294 (number_of_iterations_le): Likewise.
2295 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2296 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2297 like PLUS_EXPR and MINUS_EXPR.
2298 * tree-pretty-print.c (dump_generic_node): Handle
2300 (op_prio): Likewise.
2301 (op_symbol_1): Likewise.
2302 * optabs.c (optab_for_tree_code): Likewise.
2303 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2305 * tree-tailcall.c (process_assignment): Mention
2306 POINTER_PLUS_EXPR in a TODO comment.
2307 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2308 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2309 not used with a pointer and an integer type.
2310 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2311 increment using chrec_convert_rhs instead of chrec_convert.
2312 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2313 PLUS_EXPR except for the right hand side's type will be
2315 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2316 (fold_used_pointer_cast): Kill.
2317 (pointer_offset_p): Kill.
2318 (fold_used_pointer): Kill.
2319 (pointer_used_p): Kill.
2320 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2321 call fold_used_pointer.
2322 (instantiate_parameters_1): Convert the increment
2323 using chrec_convert_rhs instead of chrec_convert.
2324 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2325 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2326 instead of PLUS_EXPR.
2327 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2328 PLUS_EXPR for pointers.
2329 (std_gimplify_va_arg_expr): Likewise.
2330 (fold_builtin_memory_op): Likewise.
2331 (fold_builtin_strstr): Likewise.
2332 (fold_builtin_strchr): Likewise.
2333 (fold_builtin_strrchr): Likewise.
2334 (fold_builtin_strpbrk): Likewise.
2335 (expand_builtin_memory_chk): Likewise.
2336 (fold_builtin_memory_chk): Likewise.
2337 (std_expand_builtin_va_start): Use
2338 sizetype for the call to make_tree and then convert
2339 to the pointer type.
2340 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2341 instead of PLUS_EXPR for adding to a pointer.
2342 (std_gimplify_va_arg_expr): Use fold_build2 for
2343 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2344 the operands to sizetype first and then cast the BIT_AND_EXPR
2345 back to the pointer type.
2346 * fold-const.c (build_range_check): Handle pointer types
2348 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2349 of PLUS_EXPR's. Make sure the offset is converted to
2351 (try_move_mult_to_index): Strip the NOPs from the offset.
2352 Remove code argument and replace all uses with PLUS_EXPR.
2353 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2354 specially. Don't use a pointer type for MINUS_EXPR.
2355 (fold_unary): Handle for (T1)(X op Y),
2356 only p+ as that is the only as that can be handled for
2357 binary operators now.
2358 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2360 <case PLUS_EXPR>: Add folding of PTR+INT into
2362 Don't call try_move_mult_to_index.
2363 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2364 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2365 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2366 Don't call try_move_mult_to_index.
2367 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2368 (tree_expr_nonzero_p): Likewise.
2369 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2370 of PLUS_EXPR for the complex expression folding.
2371 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2372 first chrec is a pointer type, then the second should
2373 be sizetype and not the first's type.
2374 For POINTER_PLUS_EXPR, use a different right hand side type.
2375 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2376 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2377 different right hand side type.
2378 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2379 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2380 instead of PLUS_EXPR.
2381 When either operand is zero, convert the other operand.
2382 (chrec_apply): Use chrec_convert_rhs
2383 on the argument x instead of chrec_convert.
2384 (reset_evolution_in_loop): For pointer types, the new_evol
2386 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2387 different right hand side type.
2388 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2389 (chrec_convert_rhs): New function.
2390 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2391 different right hand side type.
2392 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2393 * tree-chrec.h (chrec_convert_rhs): New prototype.
2394 (build_polynomial_chrec): For pointer types, the right hand
2395 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2396 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2397 Remove subtraction case as it is always addition now.
2398 Make sure the offset is converted to sizetype.
2399 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2400 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2401 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2402 PLUS_EXPR in pointer type.
2403 Handle POINTER_PLUS_EXPR.
2404 (tree_to_aff_combination): Likewise.
2405 (force_expr_to_var_cost): Likewise.
2406 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2407 instead of PLUS_EXPR for pointers.
2408 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2409 instead of PLUS_EXPR of pointer types.
2410 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2412 (check_va_list_escapes): Likewise.
2413 (check_all_va_list_escapes): Likewise.
2414 * dwarf2out.c (loc_descriptor_from_tree_1):
2415 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2416 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2417 (string_constant): Likewise.
2418 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2419 the offset to the base, use POINTER_PLUS_EXPR.
2420 (add_to_parts): Convert the index to sizetype.
2421 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2422 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2423 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2424 Offset only holds something for PLUS_EXPR.
2425 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2427 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2429 (analyze_accesses_for_modify_stmt): Likewise.
2430 Remove comment about the type being integral type as it is
2432 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2434 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2436 Correct the type which the artimentic is done in (is now
2439 * tree-data-ref.c (split_constant_offset): Handle
2441 * tree-affine.c (tree_to_aff_combination): Likewise.
2442 * c-typeck.c (build_unary_op): For pointers create the increment
2443 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2445 * gimplify.c (gimplify_self_mod_expr): Create a
2446 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2447 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2448 * tree.def (POINTER_PLUS_EXPR): New tree code.
2449 * tree-predcom.c (ref_at_iteration): If we have a pointer
2450 type do the multiplication in sizetype.
2451 * tree-mudflap.c (mf_xform_derefs_1): Create a
2452 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2453 * tree-ssa-forwprop.c
2454 (forward_propagate_addr_into_variable_array_index):
2455 Don't expect there to be a cast for the index as that
2456 does not exist anymore.
2457 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2458 instead of PLUS_EXPR.
2459 Don't check for the first operand of the POINTER_PLUS_EXPR
2460 was the index as it cannot be.
2461 Call forward_propagate_addr_into_variable_array_index with
2462 the SSA_NAME instead of the statement.
2463 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2464 (compare_constant): Likewise.
2465 (copy_constant): Likewise.
2466 (compute_reloc_for_constant): Likewise.
2467 (output_addressed_constants): Likewise.
2468 (initializer_constant_valid_p): Likewise.
2469 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2470 Convert the MIN/MAX of the inner type to the outer
2471 type before comparing them.
2472 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2473 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2474 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2475 of PLUS_EXPR for pointers.
2476 * tree-inline.c (estimate_num_insns_1): Handle
2478 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2479 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2480 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2481 instead of PLUS_EXPR for the pointer increment statement.
2482 (vect_update_ivs_after_vectorizer): For pointer types, create
2483 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2484 MULT_EXPR in sizetype.
2485 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2487 * tree-object-size.c (plus_expr_object_size): Handle
2488 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2489 code which is trying to figure out which side is a pointer and
2491 (check_for_plus_in_loops_1): Likewise.
2492 (check_for_plus_in_loops): Likewise.
2493 * c-common.c (pointer_int_sum): Create a
2494 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2495 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2496 only POINTER_PLUS_EXPR. Removing all the extra
2497 code which is trying to figure out which side is a pointer and
2499 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2500 PLUS_EXPR and MINUS_EXPR.
2501 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2503 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2504 with make_tree, instead of a pointer type.
2505 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2506 for pointers instead of PLUS_EXPR.
2507 (s390_gimplify_va_arg): Likewise.
2508 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2509 instead of PLUS_EXPR when doing addition on pointer
2510 types. Use sizetype for the second operand.
2511 (spu_gimplify_va_arg_expr): Likewise.
2512 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2513 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2514 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2515 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2516 for the pointer addition and also use size_int/sizetype
2518 (ix86_gimplify_va_arg): Likewise.
2519 Perform BIT_AND_EXPR on sizetype arguments.
2520 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2521 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2522 for the pointer additions and also use size_int for the offsets.
2523 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2524 additions and also use size_int for the offsets. Perform
2525 BIT_AND_EXPR on sizetype arguments.
2526 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2527 POINTER_PLUS_EXPR for pointers and create the
2528 BIT_AND_EXPR in sizetype.
2529 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2530 instead of PLUS_EXPR for pointer addition.
2531 (rs6000_va_start): Likewise.
2532 Also use sizetype for the offset.
2533 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2534 as PLUS_EXPR/MINUS_EXPR.
2535 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2536 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2537 Don't use BIT_AND_EXPR on a pointer type, convert the
2538 expression to sizetype first.
2539 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2541 (mips_gimplify_va_arg_expr): Likewise.
2542 Don't create BIT_AND_EXPR in a pointer type.
2544 2007-06-15 Eric Christopher <echristo@apple.com>
2546 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2547 (x86_64-*-darwin*): Ditto.
2548 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2551 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2553 * doc/extend.texi: Document behavior of __attribute__((aligned))
2556 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2558 * rtlanal.c (note_stores): Improve documentation.
2560 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2562 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2563 LOCAL_LABEL_PREFIX): Delete.
2564 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2565 (bfin_internal_label): Delete.
2567 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2569 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2570 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2571 otherwise define to LIBGCC2_TF_CEXT.
2572 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2573 (LIBGCC_TF_CEXT): Ditto.
2576 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2578 PR rtl-optimization/32339
2579 * df-scan.c (df_uses_record): Don't modify flags but just add to
2580 it for df_ref_record.
2582 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2584 * tree-mudflap.c: Fix whitespace issues.
2586 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2588 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2590 2007-06-14 Eric Christopher <echristo@apple.com>
2592 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2593 (movv4sf): Use gcc_unreachable instead of abort.
2595 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2598 * config/i386/sfp-machine.h (CMPtype): New define.
2599 (mach stubs): Use CMPtype instead of int as a return type.
2601 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2603 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2604 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2605 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2606 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2607 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2608 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2609 config/soft-fp/soft-fp.h: Update from glibc CVS.
2611 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2613 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2615 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2618 * config/v850/v850.c: Include dataflow header file.
2619 (substitute_ep_register): Fix typo.
2621 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2623 * configure.ac: Fix earlier checkin.
2624 * configure: Regenerated.
2626 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2628 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2629 * aclocal.m4: Regenerate.
2630 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2631 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2632 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2633 * configure: Regenerate.
2634 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2636 * Makefile.in (quickstrap): Build libgcc too.
2638 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2640 * configure.ac: Add --enable-checking=df. Explicitly mention that
2641 the variables are initialized as for "release".
2642 * df-core.c: Use it.
2643 * configure: Regenerate.
2644 * config.in: Regenerate.
2646 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2648 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2649 validate_replace_rtx instead of replace_rtx.
2650 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2652 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2654 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2655 (DWARF2_UNWIND_INFO): Override default if configured with
2657 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2658 (ENDFILE_SPEC): Add crtend.o.
2659 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2660 (ENDFILE_SPEC): Add crtend.o.
2661 (TARGET_USE_JCR_SECTION): Define.
2662 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2664 * config/i386/cygming-crtbegin.c: New file.
2665 * config/i386/cygming-crtend.c: New file.
2667 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2669 * config/i386/w32-unwind.h: New file.
2671 2007-06-13 Eric Christopher <echristo@apple.com>
2673 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2674 the user set a value below STACK_BOUNDARY.
2676 2007-06-13 Thiemo Seufer <ths@networkno.de>
2678 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2679 imply -lpthread for -pthread.
2681 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2683 * basic-block.h: Remove the prototype for
2684 free_basic_block_vars.
2685 * cfglayout.h: Remove the prototype for
2686 insn_locators_initialize.
2687 * tree.h: Remove the prototype for emit_line_note.
2689 * tree-ssa-pre.c (mergephitemp): Remove.
2690 (init_pre): Don't use mergephitemp.
2692 2007-06-13 Eric Christopher <echristo@apple.com>
2694 * config/i386/i386.c (override_options): If we've specified
2695 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2697 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2699 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2702 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2704 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2705 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2706 (eh_store_handler): New pattern.
2707 (eh_return): Emit it instead of a plain move.
2709 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2711 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2712 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2713 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2716 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2718 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2719 (find_next_insn_start, find_load): New functions.
2720 (bfin_reorg): Use them to deal with the fact that parallel insns are
2721 no longer represented as a SEQUENCE.
2723 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2725 * config/sparc/sparc.c (sparc_override_options): Initialize
2728 2007-06-13 Dave Korn <dave.korn@artimi.com>
2730 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2733 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2735 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2736 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2737 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2738 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2739 tree-vect-transform.c: Fix comment typos. Follow spelling
2742 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2744 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2745 to the exit block use set.
2746 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2747 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2748 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2750 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2752 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2753 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2754 to indicate an error.
2755 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2757 (dbg_cnt_process_opt): Print an error on a bad argument.
2758 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2759 * common.opt (-fdbg-cnt-list): New.
2760 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2762 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2764 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2765 flag on ref-all pointers.
2767 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2770 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2771 for the offset with the modifier as EXPAND_INITIALIZER
2772 if the modifier is EXPAND_INITIALIZER.
2773 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2774 a register if we had an overflow.
2776 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2778 * real.c (real_isfinite): New.
2779 (real_sqrt): Use it.
2780 * real.h (real_isfinite): New.
2781 * builtins.c: Use it.
2783 2007-06-12 Ian Lance Taylor <iant@google.com>
2784 Daniel Berlin <dberlin@dberlin.org>
2787 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2788 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2789 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2790 (DECL_NO_TBAA_P): Define.
2791 (struct tree_decl_common): Add no_tbaa_flag field.
2792 * tree-ssa-structalias.c (struct variable_info): Add
2793 no_tbaa_pruning field.
2794 (new_var_info): Initialize no_tbaa_pruning field.
2795 (unify_nodes): Copy no_tbaa_pruning field.
2796 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2797 (dump_solution_for_var): Print no_tbaa_pruning flag.
2798 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2800 (compute_tbaa_pruning): New static function.
2801 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2802 Call compute_tbaa_pruning.
2803 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2804 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2805 * gimple-low.c (lower_stmt): Likewise.
2806 * tree-gimple.c (is_gimple_stmt): Likewise.
2807 * tree-ssa-operands.c (get_expr_operands): Likewise.
2808 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2809 * tree-inline.c (estimate_num_insns_1): Likewise.
2810 (copy_result_decl_to_var): Likewise.
2811 * expr.c (expand_expr_real_1): Likewise.
2812 * tree-pretty-print.c (dump_generic_node): Likewise.
2813 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2814 * omp-low.c (omp_copy_decl_2): Likewise.
2815 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2816 * doc/c-tree.texi (Expression trees): Document
2817 CHANGE_DYNAMIC_TYPE_EXPR.
2819 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2821 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2822 with !HONOR_NANS and !HONOR_INFINITIES.
2823 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2825 2007-06-12 Tristan Gingold <gingold@adacore.com>
2827 * gcov.c: Comments updated.
2828 (source_info): Add file_time field.
2829 (source_index): New variable.
2830 (mutiple_files): New variable.
2831 (generate_results): New function extracted from process_file.
2832 (process_file): Save and restore chain of functions, generate
2833 results and free structures only if not merging results.
2834 (release_structures): File names are now freed in create_file_names
2835 (create_file_names): Free previous file names.
2836 (find_source): File date is now read here and modifications in
2837 source files is checked here.
2838 (read_graph_file): Only reverse order of functions for the current
2840 (make_gcov_file_name): Do not generate long names if input_name is
2842 (output_lines): If merging results do not display graph, data and
2844 Checking source file modification is done in find_source.
2846 * doc/gcov.texi: Append an s to sourcefile.
2848 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2850 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2851 (forced_nop): New pattern.
2852 * config/bfin/bfin.c: Include "df.h".
2853 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2854 (bfin_discover_loop): Use df_get_live_in instead of
2855 global_live_at_start.
2856 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2857 df_analyze when done.
2858 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2859 the insns. Use QImode for the final insn in a bundle. Call
2860 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2862 (reorder_var_tracking_notes): New function.
2863 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2864 update_life_info. Call df_analyze after scheduling and bundle
2865 generation. Call reorder_var_tracking_notes if generating these
2866 notes. Call df_finish_pass at the end.
2868 2007-06-12 Dirk Mueller <dmueller@suse.de>
2870 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2871 a comparison, not an assignment.
2873 2007-06-12 Olivier Hainque <hainque@adacore.com>
2875 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2876 Request walking the subtrees only, leaving the current is_lhs/val_only
2878 (convert_non_local_reference): Likewise.
2880 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2882 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2884 2007-06-12 Richard Guenther <rguenther@suse.de>
2886 PR tree-optimization/15353
2887 PR tree-optimization/31657
2888 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2889 * timevar.def: Add TV_TREE_IFCOMBINE.
2890 * tree-pass.h (pass_tree_ifcombine): Declare.
2891 * tree-ssa-ifcombine.c: New file.
2892 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2893 * tree-flow.h (blocks_in_phiopt_order): Declare.
2894 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2895 (tree-ssa-ifcombine.o): New dependencies.
2897 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2899 PR rtl-optimization/32293
2900 * combine.c (simplify_if_then_else): Truncate return from
2901 nonzero_bits() to correct mode.
2903 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2905 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2906 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2908 2007-06-11 Diego Novillo <dnovillo@google.com>
2910 * Makefile.in (reload1.o-warn): Remove.
2912 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2914 * combine.c (subst): Use reg_overlap_mentioned_p
2915 instead of comparing register numbers directly.
2917 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2919 * reload1.c (mark_home_live_1): Use the mode parameter.
2921 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2923 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2924 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2928 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2930 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2932 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2934 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2935 from integer registers.
2936 (FP mode splitters): Handle TFmode.
2938 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2940 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2941 for ref-all pointers that point-to anything.
2943 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2945 * config/arm/arm.c (arm_output_dwarf_dtprel,
2946 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2948 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2950 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2951 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2954 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2956 * gcc/tree.c (signed_or_unsigned_type_for): New.
2957 (unsigned_type_for): Use signed_or_unsigned_type_for.
2958 (signed_type_for): Use signed_or_unsigned_type_for.
2959 * gcc/tree.h (signed_or_unsigned_type_for): New.
2960 (get_signed_or_unsigned_type): Remove.
2961 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2962 lang_hooks.types.signed_type
2963 (size_diffop): Likewise.
2964 (all_ones_mask_p): Likewise.
2965 (build_range_check): Likewise.
2966 (fold_cond_expr_with_comparison): Likewise.
2967 (fold_cond_expr_with_comparison): Likewise.
2968 (unextend): Likewise.
2969 (extract_muldiv_1): Likewise.
2970 (fold_single_bit_test_into_sign_test): Likewise.
2971 (fold_binary): Likewise.
2972 (fold_ternary): Likewise.
2973 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2974 instead of get_signed_or_unsigned_type.
2975 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2976 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2977 * gcc/expr.c (signed_or_unsigned_type_for): Use
2978 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2979 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2980 (lhd_signed_or_unsigned_type): Remove.
2981 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2982 signed_or_unsigned_type.
2983 (lhd_signed_or_unsigned_type): Remove.
2984 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2985 lang_hooks.types.signed_type.
2986 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2987 c_common_signed_type instead of lang_hooks.types.signed_type.
2988 (c_common_unsigned_type): New.
2989 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2990 (shorten_compare): Use c_common_unsigned_type instead of
2991 c_common_signed_or_unsigned_type.
2992 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2994 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2995 lang_hooks.types.signed_type.
2996 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2997 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2998 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2999 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3000 instead of unsigned_type_for.
3001 * gcc/c-decl.c (groakdeclarator): Likewise.
3002 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3003 * gcc/c-common.h (c_common_unsigned_type): New.
3005 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3008 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3009 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3011 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3014 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3015 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3017 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3018 Sebastian Pop <sebpop@gmail.com>
3020 * lambda-code.c (remove_iv): New.
3021 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3023 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3025 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3026 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3027 * tree-ssa-loop-prefetch.c: Include optabs.h.
3028 (FENCE_FOLLOWING_MOVNT): New macro.
3029 (struct mem_ref): Add independent_p and storent_p fields.
3030 (record_ref): Initalize the new fields.
3031 (gather_memory_references_ref): Return true if the reference
3033 (gather_memory_references): Check whether all memory accesses
3034 in loop were recorded.
3035 (should_issue_prefetch_p): Return false for nontemporal stores.
3036 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3037 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3038 (determine_loop_nest_reuse): Detect independent memory references.
3039 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3040 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3041 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3042 * config/i386/i386.h (x86_mfence): Declare.
3043 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3044 * config/i386/i386.c (x86_mfence): New variable.
3045 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3047 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3048 * optabs.c (init_optabs): Initialize storent_optab.
3049 * optabs.h (enum optab_index): Add OTI_storent.
3050 (storent_optab): Declare.
3051 * genopinit.c (optabs): Add initialization for storent_optab.
3052 * tree.h (MOVE_NONTEMPORAL): New macro.
3053 * expr.c (expand_assignment, store_expr, store_constructor_field,
3054 store_constructor, store_field, expand_expr_real_1): Propagate
3055 nontemporality of the expanded store.
3056 (emit_storent_insn): New function.
3057 * expr.h (expand_assignment, store_expr): Declaration changed.
3058 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3059 to expand_assignment.
3060 * stmt.c (expand_asm_expr): Ditto.
3061 * calls.c (initialize_argument_information): Pass false as
3062 nontemporality to store_expr.
3063 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3066 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3068 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3070 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3072 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3074 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3075 and allow DECL_P here.
3077 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3079 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3080 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3081 track of the size of the expression.
3082 * cfghooks.c (merge_blocks): Remove block from loops structure only
3083 after call of the merge_blocks hook.
3085 2007-06-09 Tom Tromey <tromey@redhat.com>
3087 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3088 (deprecated_state): Removed.
3089 (start_decl): Update.
3090 (enum deprecated_states): Moved earlier.
3091 (groktypename): Update.
3092 (push_parm_decl): Likewise.
3093 (grokfield): Likewise.
3094 (start_function): Likewise.
3096 2007-06-09 Ian Lance Taylor <iant@google.com>
3098 PR tree-optimization/32169
3099 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3100 CONVERT_EXPR, check whether min and max both converted to an
3101 overflow infinity representation.
3103 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3105 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3106 not inserted on the edge.
3108 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3110 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3111 instructions if they are supported.
3112 (__divsi3, __umodsi3, __modsi3): Likewise.
3113 (__ashldi3, __ashrdi3, __lshrdi3): New.
3114 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3116 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3117 Tony Linthicum <tony.linthicum@amd.com>
3119 * doc/invoke.texi: Add fvect-cost-model flag.
3120 * common.opt (fvect-cost-model): New flag.
3121 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3122 cost fields in stmt_vec_info struct for STMT.
3123 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3124 fields in stmt_vec_info struct and access functions for the same.
3125 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3126 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3127 load, store and vector to scalar operation.
3128 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3129 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3130 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3131 (TARG_VEC_STORE_COST): Define cost of vector store.
3132 (vect_estimate_min_profitable_iters): Define new function.
3133 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3134 check to evaluate if loop iterations are less than minimum profitable
3135 iterations determined by cost model or minimum vect loop bound defined
3136 by user, whichever is more conservative.
3137 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3138 run-time check to evaluate if loop iterations are less than minimum
3139 profitable iterations determined by cost model or minimum vect loop
3140 bound defined by user, whichever is more conservative.
3141 (vect_estimate_min_profitable_iterations): New function to estimate
3142 mimimimum iterartions required for vector version of loop to be
3143 profitable over scalar version.
3144 (vect_model_reduction_cost): New function.
3145 (vect_model_induction_cost): New function.
3146 (vect_model_simple_cost): New function.
3147 (vect_cost_strided_group_size): New function.
3148 (vect_model_store_cost): New function.
3149 (vect_model_load_cost): New function.
3150 (vectorizable_reduction): Call vect_model_reduction_cost during
3152 (vectorizable_induction): Call vect_model_induction_cost during
3154 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3155 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3156 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3157 vectorizable_promotion, vectorizable_demotion): Call
3158 vect_model_simple_cost during analysis phase.
3160 2007-06-08 Simon Baldwin <simonb@google.com>
3162 * reg-stack.c (get_true_reg): Readability change. Moved default case
3163 label into direct switch statement scope.
3165 2007-06-08 Simon Baldwin <simonb@google.com>
3167 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3168 in gcc_assert() with '==' comparison.
3170 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3172 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3173 TARGET_ABM handling of x86_popcnt variable.
3175 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3177 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3178 __builtin_copysignq and __builtin_infq built-in functions.
3180 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3182 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3183 SSE4.2 section. Correct built-in function names in SSE4A section.
3185 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3187 PR tree-optimization/32243
3188 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3189 for ncopies after ratio check between nunits_out and nunits_in.
3190 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3192 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3194 PR tree-optimization/32224
3195 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3196 vectorization upon a non GIMPLE_MODIFY_STMT.
3198 2007-06-08 Christian Bruel <christian.bruel@st.com>
3201 * config/sh/sh.md (doloop_end): New pattern and splitter.
3202 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3204 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3207 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3209 (verify_dominators): Do not change dominance tree.
3211 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3213 * config/sh/constraints.md: New file.
3214 * config/sh/sh.c: Include tm-constrs.h.
3215 (reg_class_from_letter): Remove.
3216 (prepare_cbranch_operands): Use satisfies_constraint_*
3217 function instead of macro.
3218 (andcosts, broken_move, sh_secondary_reload): Likewise.
3219 * config/sh/predicates.md (trapping_target_operand): Likewise.
3220 (and_operand, arith_operand, arith_reg_or_0_operand,
3221 cmp_operand, logical_operand, target_operand,
3222 ua_address_operand, ua_offset, xor_operand): Likewise.
3223 * config/sh/sh.md: Include constraints.md.
3224 (*movsicc_t_false): Use satisfies_constraint_* function
3226 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3227 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3228 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3229 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3230 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3231 (REG_CLASS_FROM_CONSTRAINT): Remove.
3232 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3233 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3234 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3235 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3236 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3237 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3238 function instead of macro.
3239 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3240 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3241 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3242 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3243 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3244 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3245 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3246 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3247 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3248 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3249 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3250 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3251 EXTRA_CONSTRAINT_STR): Likewise.
3252 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3254 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3256 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3258 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3261 * c-common.h (flag_cpp0x): Replaced by...
3262 (cxx_dialect): ... this new variable specifying the C++ dialect that
3264 * c-common.c (flag_cpp0x): Removed.
3265 (cxx_dialect): Defined.
3266 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3268 * c-opts.c (c_common_post_options): Likewise.
3269 (set_std_cxx98): Set cxx_dialect to cxx98.
3270 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3272 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3273 Hui-May Chang <hm.chang@apple.com>
3275 * doc/invoke.texi (Darwin Options): Update documentation for
3276 -mmacosx-version-min.
3277 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3278 * config/darwin-driver.c: New file.
3279 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3280 * config/t-darwin (darwin-driver.o): New rule.
3282 * config/darwin-c.c (version_as_macro): Ignore low digit.
3284 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3286 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3287 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3288 (CSGNMODE): New mode macro.
3289 (CSGNVMODE): New mode attribute.
3290 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3291 expander using CSGNMODE mode macro. Handle TFmode.
3292 (copysign<mode>3_const): Rename from copysignsf3_const and
3293 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3295 (copysign<mode>3_var): Rename from copysignsf3_var and
3296 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3298 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3299 mode macro. Handle TFmode.
3300 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3301 (iortf3, *iortf3): Ditto.
3302 (xortf3, *xortf3): Ditto.
3303 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3304 TFmode and TImode masks.
3305 (ix86_expand_copysign): Expand TFmode copysign insn.
3306 (IX86_BUILTIN_INFQ): New.
3307 (IX86_BUILTIN_FABSQ): Ditto.
3308 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3309 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3310 [__builtin_fabsq]: Ditto.
3311 [__builtin_copysignq]: Ditto.
3312 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3313 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3314 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3315 ix86_expand_binop_builtin().
3317 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3319 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3321 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3324 * rtl.h (push_to_sequence2): New.
3325 * emit-rtl.c (push_to_sequence2): New.
3326 * function.c (assign_parm_data_all): Add new fields.
3327 (assign_parm_setup_block): Call push_to_sequence2 instead of
3329 (assign_parm_setup_reg): Ditto.
3330 (assign_parm_setup_stack): Ditto.
3331 (assign_parms_unsplit_complex): Ditto.
3332 (assign_parms): Change field name.
3334 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3336 PR tree-optimization/32220
3337 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3338 phi node is reached before defining statement.
3340 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3343 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3344 after changing the right hand side of the assignment.
3346 2007-06-06 Eric Christopher <echristo@apple.com>
3348 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3349 (x86_64-*-darwin*): Ditto.
3350 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3351 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3353 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3355 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3357 (add_key): Likewise.
3358 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3359 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3361 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3363 (add_cost_one_coalesce): Likewise.
3364 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3365 variable names. Rename orig to orig_name for consistency.
3366 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3368 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3370 (record_equivalences_from_stmt): Likewise.
3371 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3372 the coding conventions.
3373 (memory_ssa_name_same): Likewise.
3374 (dse_optimize_stmt): Likewise.
3375 (dse_record_phis): Likewise.
3376 (dse_finalize_block): Likewise.
3377 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3378 keywords as variable names.
3379 (may_move_till): Cast according to the coding conventions.
3380 (force_move_till_expr): Avoid using C++ keywords as variable names.
3381 (force_move_till): Cast according to the coding conventions.
3382 (memref_hash): Likewise.
3383 (memref_eq): Likewise.
3384 (gather_mem_refs_stmt): Likewise.
3385 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3386 using C++ keywords as variable names.
3387 (idx_find_step): Cast according to the coding conventions.
3388 (idx_record_use): Likewise.
3389 (find_depends): Likewise.
3390 (prepare_decl_rtl): Likewise.
3391 (mbc_entry_hash): Likewise.
3392 (mbc_entry_eq): Likewise.
3393 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3394 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3395 (idx_infer_loop_bounds): Cast according to the coding conventions.
3396 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3397 * tree-ssa-math-opts.c (occ_new ): Likwise.
3398 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3400 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3402 (add_use_op): Likewise.
3403 (add_vop): Likewise.
3404 (add_vuse_op): Likewise.
3405 (add_vdef_op): Likewise.
3406 (get_expr_operands): Likewise.
3407 (push_stmt_changes): Use type safe memory macros.
3408 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3409 keywords as variable names.
3410 (conditional_replacement): Likewise.
3411 (minmax_replacement): Likewise.
3412 (abs_replacement): Likewise.
3413 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3415 (insert_fake_stores): Avoid using C++ keywords as variable names.
3416 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3418 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3419 (heapvar_insert): Use type safe memory macros.
3420 (new_var_info): Cast according to the coding conventions.
3421 (new_constraint): Likewise.
3422 (remove_preds_and_fake_succs): Use type safe memory macros.
3423 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3425 (thread_single_edge): Likewise.
3426 (thread_through_loop_header): Likewise.
3428 2007-06-06 Eric Christopher <echristo@apple.com>
3430 * config/i386/i386.c (override_options): Move handling
3431 of TARGET_SUBTARGET* earlier.
3433 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3435 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3438 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3440 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3441 emited outside of basic block.
3442 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3444 * rtl.h (delete_insn_chain): Declaration changed.
3445 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3447 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3448 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3449 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3450 to delete_insn_chain.
3451 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3452 do not have bb field set.
3453 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3455 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3456 * cfgcleanup.c (try_optimize_cfg): Ditto.
3458 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3460 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3461 (lambda_body_vector_new): Use type safe memory macros.
3462 (lambda_linear_expression_new): Likewise.
3463 (lambda_loopnest_new): Likewise.
3464 (lambda_lattice_new): Likewise.
3465 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3466 conventions. Use type safe memory macros.
3467 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3468 (lambda_body_vector_s): Likewise.
3469 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3470 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3472 2007-06-06 Richard Guenther <rguenther@suse.de>
3474 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3475 if we need to schedule cfg_cleanup.
3476 (tree_ssa_forward_propagate_single_use_vars): Do so.
3478 2007-06-06 Ian Lance Taylor <iant@google.com>
3480 * fold-const.c (merge_ranges): If range_successor or
3481 range_predecessor fail, just return 0.
3483 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3485 PR tree-optimization/32216
3486 * tree-vectorizer.c (supportable_widening_operation): Determine
3487 signedness of FIX_TRUNC_EXPR from output operand.
3488 (supportable_narrowing_operation): Ditto.
3489 * tree-vect-generic.c (expand_vector_operations_1): Determine
3490 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3493 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3495 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3496 (struct pta): ...from here. Change flags to unsigned to avoid
3497 excessive casting (as it is used as a bit mask).
3498 (override_options): Add casts according to the coding convenventions.
3499 (x86_64_elf_unique_section): Likewise.
3500 (examine_argument): Avoid using C++ keywords as variable names.
3501 (construct_container): Likewise.
3502 (legitimize_pic_address): Likewise.
3503 (get_dllimport_decl): Cast according to the coding conventions. Use
3504 type safe memory macros.
3505 (legitimize_address): Cast according to the coding conventions.
3506 (emit_i387_cw_initialization): Corrected the type of slot to enum
3508 (ix86_init_machine_status): Use type safe memory macros.
3509 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3510 (bdesc_pcmpistr): Likewise.
3511 (bdesc_crc32): Likewise.
3512 (bdesc_sse_3arg): Likewise.
3513 (bdesc_2arg): Likewise.
3514 (bdesc_1arg): Likewise.
3515 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3516 (ix86_expand_sse_pcmpistr): Likewise.
3517 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3518 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3519 int to match the langhook definition.
3520 (ix86_builtin_conversion): Change the type of code to unsigned init to
3521 match the langhook definition.
3522 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3524 (ix86_preferred_output_reload_class): Likewise.
3525 (ix86_cannot_change_mode_class): Likewise.
3526 (ix86_memory_move_cost): Likewise.
3527 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3528 avoid excessive casting later on.
3529 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3531 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3533 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3534 as flags setting insn.
3535 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3537 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3539 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3540 (UNSPEC_ROUND): New.
3541 ("sse4_1_round<mode>2"): New insn pattern.
3542 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3544 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3545 expander using SSEMODEF mode macro. Expand using
3546 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3547 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3548 expander using SSEMODEF mode macro. Expand using
3549 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3550 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3551 expander using SSEMODEF mode macro. Expand using
3552 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3553 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3554 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3555 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3558 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3559 Sebastian Pop <sebpop@gmail.com>
3561 * lambda.h (build_linear_expr): New.
3562 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3563 Use build_linear_expr, call fold and force_gimple_operand.
3564 (lambda_loopnest_to_gcc_loopnest): Check that there is
3565 something to insert.
3566 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3568 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3570 PR preprocessor/23479
3571 * doc/extend.texi: Document the 0b-prefixed binary integer
3574 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3576 PR tree-optimization/32215
3577 * tree-vectorizer.c (supportable_widening_operation): Return false
3578 for unsupported FIX_TRUNC_EXPR tree code.
3579 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3581 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3583 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3584 register on SPE targets. Change documentation to reflect
3586 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3587 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3588 out of the register allocation pool.
3589 (rs6000_reg_live_or_pic_offset_p): New function.
3590 (rs6000_emit_prologue): Move the actual saving of LR up to free
3591 r0 for holding r11. Split saving of SPE 64-bit registers into
3592 its own case. Ensure that offsets will always be in-range for
3593 'evstdd' by using r11 as a scratch register to point at the start
3594 of the SPE save area. Save r11 if necessary, as it is the static
3596 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3597 into its own case. Ensure that offsets will always be in-range
3598 for 'evldd' by using r11 as a scratch register to point at the
3599 start of the SPE save area. Also adjust r11 when restoring
3600 the stack pointer to compensate for pre-loading r11.
3602 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3604 * cfg.c (init_flow): Use type safe memory macros.
3605 (alloc_block): Likewise.
3606 (unchecked_make_edge): Likewise.
3607 (dump_flow_info): Avoid using C++ keywords as variable names.
3608 (copy_original_table_clear): Cast according to the coding conventions.
3609 (copy_original_table_set): Likewise.
3610 * cfgexpand (label_rtx_for_bb): Likewise.
3611 (expand_gimple_basic_block): Likewise.
3612 * cfghooks.c (dump_bb): Likewise.
3613 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3615 (lv_add_condition_to_bb): Likewise.
3616 * cfglayout (relink_block_chain): Cast according to the coding
3618 (fixup_reorder_chain): Likewise.
3619 (fixup_fallthru_exit_predecessor): Likewise.
3620 * cfgloop.c (glb_enum_p): Likewise.
3621 (get_exit_description): Likewise.
3622 (dump_recorded_exit): Likewise.
3623 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3624 (struct loop): ... from here.
3625 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3627 * cfgrtl.c (rtl_create_basic_block): Likewise.
3628 (rtl_split_block): Likewise.
3629 (rtl_dump_bb): Likewise.
3630 (cfg_layout_split_block): Likewise.
3631 (init_rtl_bb_info): Use typesafe memory macros.
3633 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3634 * graphds.h: Updated all usages of edge to graph_edge.
3635 * graphds.c: Likewise.
3636 * cfgloopanal.c: Likewise.
3638 2007-06-05 Ian Lance Taylor <iant@google.com>
3640 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3641 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3642 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3644 (test_for_singularity): Likewise.
3646 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3648 * config/i386/constraints.md ("Y2"): Replaced by ...
3650 * config/i386/i386.md: Likewise.
3651 * config/i386/mmx.md: Likewise.
3652 * config/i386/sse.md: Likewise.
3654 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3656 * config/i386/constraints.md ("z"): Replaced by ...
3658 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3659 (sse4_1_blendvps): Likewise.
3660 (sse4_1_pblendvb): Likewise.
3661 (sse4_2_pcmpestr): Likewise.
3662 (sse4_2_pcmpestrm): Likewise.
3663 (sse4_2_pcmpestr_cconly): Likewise.
3664 (sse4_2_pcmpistr): Likewise.
3665 (sse4_2_pcmpistrm): Likewise.
3666 (sse4_2_pcmpistr_cconly): Likewise.
3668 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3670 * matrix-reorg.c (transform_access_sites): Fix computation.
3671 (transform_allocation_sites): Same.
3673 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3675 * config/i386/i386.c (override_options): Use
3676 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3678 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3680 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3681 (nonimm_not_xmm0_operand): Ditto.
3682 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3683 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3684 as operand[2] predicate. Require "z" class XMM register for
3685 operand[3]. Adjust asm template.
3686 ("sse4_1_blendvpd"): Ditto.
3687 ("sse4_1_pblendvb"): Ditto.
3688 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3689 force op2 into xmm0 register for variable blend instructions.
3691 2007-06-04 Tom Tromey <tromey@redhat.com>
3693 * c-tree.h (start_enum): Update.
3694 (build_enumerator): Likewise.
3695 * c-decl.c (enum_next_value): Removed.
3696 (enum_overflow): Likewise.
3697 (start_enum): Add c_enum_contents argument. Don't use globals.
3698 (build_enumerator): Likewise.
3699 * c-tree.h (struct c_enum_contents): New struct.
3701 2007-06-04 Tom Tromey <tromey@redhat.com>
3703 * c-common.c (c_common_get_alias_set): Fix indentation.
3705 2007-06-04 Ian Lance Taylor <iant@google.com>
3707 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3708 to overflow, reduce overflow infinity to regular infinity.
3709 (vrp_var_may_overflow): New static function.
3710 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3712 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3714 * stor-layout.c (layout_type): Remove duplicate code.
3716 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3719 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3720 before build_common_builtin_nodes ().
3722 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3725 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3727 2007-06-04 Jan Hubicka <jh@suse.cz>
3729 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3730 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3731 instead of _stat version.
3733 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3735 PR tree-optimization/32194
3736 * tree-predcom.c (determine_offset): Check that both references have
3739 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3741 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3742 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3743 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3744 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3745 Add argument to iterate_fix_dominators call.
3746 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3747 * gcse.c (hoist_code): Change domby to vector.
3748 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3749 Add argument to iterate_fix_dominators call.
3750 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3751 recompute_dominator.
3752 * lambda-code.c (perfect_nestify): Ditto.
3753 * cfgloopanal.c: Include graphds.h.
3754 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3755 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3756 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3758 * graphds.c: New file.
3759 * graphds.h: New file.
3760 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3761 (get_dominated_by, get_dominated_by_region): Change return type to
3763 (verify_dominators): Recompute all dominators and compare the results.
3764 (recount_dominator): Renamed to ...
3765 (recompute_dominator): ... this. Do not check that the block is
3767 (iterate_fix_dominators): Reimplemented.
3768 (prune_bbs_to_update_dominators, root_of_dom_tree,
3769 determine_dominators_for_sons): New functions.
3770 * et-forest.c (et_root): New function.
3771 * et-forest.h (et_root): Declare.
3772 * Makefile.in (graphds.o): Add.
3773 (cfgloopanal.o): Add graphds.h dependency.
3774 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3775 * basic-block.h (get_dominated_by, get_dominated_by_region,
3776 iterate_fix_dominators): Declaration changed.
3777 (recount_dominator): Renamed to ...
3778 (recompute_dominator): ... this.
3779 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3780 (thread_through_all_blocks): Do not free dominance info.
3782 2007-06-03 Andreas Schwab <schwab@suse.de>
3784 * config/m68k/m68k.c (override_options): Don't override
3786 * config/m68k/m68k-modes.def (SF, DF): Define to use
3787 motorola_single_format and motorola_double_format, resp.
3788 * real.c (motorola_single_format): Renamed from
3789 coldfire_single_format.
3790 (motorola_double_format): Renamed from coldfire_double_format.
3791 (encode_ieee_extended): Generate a proper canonical NaN image
3792 respecting canonical_nan_lsbs_set.
3793 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3795 * real.h: Adjust declarations.
3797 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3800 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3801 the symbol is generated with the stack protector.
3803 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3805 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3806 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3808 * doc/extend.texi (interrupt): Mention m68k.
3810 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3812 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3813 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3814 (ix86_expand_sse_pcmpestr): Do not check operands for
3815 "register_operand", when insn operand predicate is "register_operand".
3816 (ix86_expand_sse_pcmpistr): Ditto.
3818 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3819 Uros Bizjak <ubizjak@gmail.com>
3821 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3822 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3823 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3824 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3825 * config/i386/constraints.md ("z"): New register constraint
3826 for members of SSE_FIRST_REG class.
3827 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3828 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3829 SSE_FIRST_REG class.
3830 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3831 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3832 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3833 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3834 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3835 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3836 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3837 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3838 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3839 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3840 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3841 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3842 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3843 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3844 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3845 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3846 (struct builtin_description): Change "flag" field to unsigned.
3847 (bdesc_pcmpestr): New builtin description table.
3848 (bdesc_pcmpistr): Likewise.
3849 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3850 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3851 Initialize pcmp[ei]str[im] insns for SSE4.2.
3852 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3853 (ix86_expand_sse_pcmpistr): Likewise.
3854 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3855 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3856 (UNSPEC_PCMPISTR): Likewise.
3857 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3858 (sse4_2_pcmpestri):New isns pattern.
3859 (sse4_2_pcmpestrm): Likewise.
3860 (sse4_2_pcmpestr_cconly): Likewise.
3861 (sse4_2_pcmpistr): New insn patern and splitter.
3862 (sse4_2_pcmpistri):New isns pattern.
3863 (sse4_2_pcmpistrm): Likewise.
3864 (sse4_2_pcmpistr_cconly): Likewise.
3865 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3868 2007-06-01 David Daney <ddaney@avtrex.com>
3870 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3871 LOADGP_ABSOLUTE and not binds_local_p.
3873 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3875 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3877 2007-06-01 Ian Lance Taylor <iant@google.com>
3879 * tree-vrp.c (compare_name_with_value): Always set
3880 used_strict_overflow if we get a result from the variable itself.
3882 2007-06-01 Ian Lance Taylor <iant@google.com>
3884 PR rtl-optimization/31455
3885 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3886 subregs which have a cast between modes which are not tieable.
3888 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3890 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3891 breaks after return statements.
3893 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3895 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3896 only after no_new_pseudos.
3898 2007-05-31 Eric Christopher <echristo@apple.com>
3900 * expr.c (convert_move): Assert that we don't have a BLKmode
3902 (store_expr): Handle BLKmode moves by calling emit_block_move.
3904 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3906 * c-typeck.c (build_indirect_ref): Include type in error message.
3907 (build_binary_op): Pass types to binary_op_error.
3908 * c-common.c (binary_op_error): Take two type arguments, print out
3910 * c-common.h (binary_op_error): Update prototype.
3912 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3914 * config/i386/i386.c: Correct coments on -mno-sse4.
3916 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3918 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3919 (x86_64-*-*): Likewise.
3920 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3921 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3922 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3923 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3924 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3925 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3926 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3927 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3928 (OPTION_MASK_ISA_SSE4): Likewise.
3929 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3930 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3931 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3932 (override_options): Support SSE4.2.
3933 (ix86_build_const_vector): Support SImode and DImode.
3934 (ix86_build_signbit_mask): Likewise.
3935 (ix86_expand_int_vcond): Support V2DImode.
3936 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3937 (IX86_BUILTIN_CRC32HI): Likewise.
3938 (IX86_BUILTIN_CRC32SI): Likewise.
3939 (IX86_BUILTIN_CRC32DI): Likewise.
3940 (IX86_BUILTIN_PCMPGTQ): Likewise.
3941 (bdesc_crc32): Likewise.
3942 (bdesc_sse_3arg): Likewise.
3943 (ix86_expand_crc32): Likewise.
3944 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3945 (ix86_expand_builtin): Likewise.
3946 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3947 __SSE4_2__ for -msse4.2.
3948 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3949 (CRC32MODE): Likewise.
3950 (crc32modesuffix): Likewise.
3951 (crc32modeconstraint): Likewise.
3952 (sse4_2_crc32<mode>): Likewise.
3953 (sse4_2_crc32di): Likewise.
3954 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3956 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3957 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3958 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3959 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3960 (vcondu<mode>): Likewise.
3961 * doc/extend.texi: Document SSE4.2 built-in functions.
3962 * doc/invoke.texi: Document -msse4.2/-msse4.
3964 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3966 PR tree-optimization/32160
3967 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3968 variable as gimple reg.
3969 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3971 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3973 * gcc.c (main): Don't consider linker options when issuing the
3974 warning about a linker input file not being used.
3976 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3978 * tree-vrp.c (compare_names): Initialize sop.
3980 2007-05-30 Dirk Mueller <dmueller@suse.de>
3982 * cgraphunit.c (cgraph_analyze_function): Remove
3983 computation of inline parameters.
3985 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3987 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3989 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3991 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3992 Add vx-common.h. Include vxworks.h between vx-common.h and
3994 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3996 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3997 (TARGET_ASM_DESTRUCTOR): Likewise.
3998 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3999 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4000 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4001 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4002 (VXWORKS_ENDIAN_SPEC): Define.
4003 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4004 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4005 VXWORKS_* equivalents.
4006 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4007 (ASM_FILE_START): Delete.
4008 (TARGET_VERSION): Reformat.
4009 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4010 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4011 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4012 (FPBIT, DPBIT): Define.
4013 (fp-bit.c, dp-bit.c): New rules.
4014 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4015 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4016 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4017 * config/arm/arm.h: Include vxworks-dummy.h.
4018 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4019 Mark with ATTRIBUTE_UNUSED.
4020 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4021 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4022 make it incompatible with -msingle-pic-base.
4023 (arm_function_ok_for_sibcall): Return false for calls that might
4024 go through a VxWorks PIC PLT entry.
4025 (require_pic_register): New function, split out from...
4026 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4028 (arm_load_pic_register): Handle the VxWorks RTP initialization
4029 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4030 (arm_emit_call_insn): New function.
4031 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4032 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4033 (pic_offset_arm): New pattern.
4034 (call, call_value): Use arm_emit_call_insn.
4035 (call_internal, call_value_internal): New expanders.
4036 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4037 VxWorks unless __PIC__.
4039 2007-05-30 Eric Christopher <echristo@gmail.com>
4041 * genrecog.c: Include regs.h in generated file.
4042 * genemit.c: Ditto. Fix up formatting.
4043 * config/mn10300/constraints.md: New.
4044 * config/mn10300/mn10300.md: Include.
4045 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4046 Fix up for removed macro.
4047 * config/mn10300/predicates.md (call_address_operand): Ditto.
4048 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4049 (CONST_OK_FOR_I): Ditto.
4050 (CONST_OK_FOR_J): Ditto.
4051 (CONST_OK_FOR_K): Ditto.
4052 (CONST_OK_FOR_L): Ditto.
4053 (CONST_OK_FOR_M): Ditto.
4054 (CONST_OK_FOR_N): Ditto.
4055 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4059 (EXTRA_CONSTRAINT): Ditto.
4061 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4063 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4065 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4066 OPTION_MASK_ISA_64BIT.
4067 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4069 2007-05-30 Richard Guenther <rguenther@suse.de>
4072 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4073 types for comparison.
4074 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4075 with original typed arguments.
4076 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4078 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4080 PR tree-optimization/31769
4081 * except.c (duplicate_eh_regions): Clear prev_try if
4082 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4084 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4086 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4087 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4088 bsi of the location where statements should be inserted.
4089 (sink_code_in_bb): Take bsi from statement_sink_location.
4090 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4091 instead of bsi_start.
4092 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4094 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4095 (bsi_move_before): Document inconsistency with bsi_move_after.
4096 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4098 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4100 * config/i386/i386.h (TARGET_ABM): New define.
4101 (TARGET_POPCNT): Ditto.
4102 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4103 New temporary defines to redefine from OPTION_ISA_* defines.
4104 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4105 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4106 (ix86_isa_flags): New extern int declaration.
4107 (TARGET_SUBTARGET_DEFAULT): New define.
4108 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4109 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4110 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4111 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4112 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4113 * config/i386/darwin.h: Change TARGET_64BIT define to
4116 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4117 using existing "ix86_isa_flags" varible.
4118 (m32, m64): Use existing "ix86_isa_flags" variable.
4119 (mmmx, m3dnow): Ditto.
4120 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4121 (mabm): Define as non-negative option using "x86_abm" variable.
4122 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4124 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4125 Rewrite feature test bitmap.
4126 (ix86_isa_flags): New initialized global int varible.
4127 (ix86_isa_flags_explicit): New static int variable.
4128 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4129 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4130 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4131 target_flags_explicit.
4132 (override_options): Remove "target_enable" and "target_disable" fields
4133 from "struct ptt". Update processor_target_table accordingly. Remove
4134 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4135 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4136 "target_flags" and "ix86_isa_flags_explicit" instead of
4137 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4138 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4139 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4140 to true when either of PTA_POPCNT or PTA_ABM is set in
4141 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4142 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4143 processor_alias_table flags entry. Remove handling of
4144 "target_enable" and "target_disable" fields of processor_target_table.
4145 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4146 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4147 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4148 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4149 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4151 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4153 2007-05-29 David Daney <ddaney@avtrex.com>
4156 * config/mips/mips.c (mips_output_mi_thunk): Emit
4157 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4159 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4160 * config/i386/i386.c (ix86_function_regparm): Added checking of
4161 ix86_force_align_arg_pointer to determine the number of
4162 register parameters.
4164 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4166 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4167 (SET_DR_MISALIGNMENT): New.
4168 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4169 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4170 Use SET_DR_MISALIGNMENT.
4171 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4173 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4174 find_loop_nest): Export.
4175 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4176 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4177 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4178 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4180 (struct mem_ref): Add field reuse_distance.
4181 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4182 Initialize reuse_distance field.
4183 (issue_prefetch_ref): Select temporality of prefetch according to
4185 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4186 self_reuse_distance, determine_loop_nest_reuse): New functions.
4187 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4188 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4189 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4192 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4194 * tree-ssa-alias.c: Add aliasing overview.
4196 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4197 Danny Smith <dannysmith@users.sourceforge.net>
4200 * config/i386/t-crtfm: Compile crtfastmath.o with
4201 -minline-all-stringops.
4202 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4203 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4205 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4207 * doc/md.texi: Document constraints on HP PA-RISC.
4209 * pa/constraints.md: New file.
4210 * pa.md: Include constraints.md.
4211 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4212 (integer_store_memory_operand, ldil_cint_p): New functions.
4213 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4214 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4215 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4216 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4217 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4219 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4222 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4223 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4224 case POSTDECREMENT_EXPR>): Return the error_mark_node
4225 if either the real or imaginary parts would an
4228 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4230 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4231 name when we remove it from a call.
4233 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4235 * targhooks.c (default_narrow_bitfield): Remove.
4236 * targhooks.h: Remove the prototype for
4237 default_narrow_bitfield.
4239 * langhooks-def.h: Remove the prototype for
4240 hook_get_alias_set_0.
4241 * langhooks.c (hook_get_alias_set_0): Remove.
4243 * global.c (EXECUTE_IF_CONFLICT): Remove.
4245 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4248 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4249 return true when truth_value_p is true and the type
4252 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4254 * doc/install.texi (Prerequisites): We no longer require Autoconf
4255 2.13 for the top-level.
4257 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4259 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4260 memory access via x86_expand_vector_move_misalign() only for
4261 TImode values on 32-bit targets.
4263 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4265 * matrix-reorg.c: New file. Implement matrix flattening and
4266 transposing optimization.
4267 * tree-pass.h: Add matrix reorg pass.
4268 * common.opt: Add fipa-mreorg flag.
4269 * Makefile.in: Add matrix-reorg.c.
4270 * passes.c: Add matrix reorg pass.
4271 * varpool.c (add_new_static_var): New function.
4272 * cgraph.h (add_new_static_var): Declare.
4274 2007-05-27 Eric Christopher <echristo@apple.com>
4276 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4277 sp_offset depending on stack size. Save r12 depending
4278 on registers we're saving later.
4279 (rs6000_emit_epilogue): Update sp_offset depending only
4282 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4284 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4285 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4286 * ifcvt.c (if_convert): Ditto.
4287 * tree-ssa-threadupdate.c (thread_block): Ditto.
4288 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4289 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4290 verify_loop_closed_ssa): Check number_of_loops instead of
4292 * predict.c (tree_estimate_probability): Ditto.
4293 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4294 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4295 * modulo-sched.c (sms_schedule): Ditto.
4296 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4297 (scev_finalize): Do not do anything if scev analysis was not
4299 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4300 current_loops == NULL.
4301 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4302 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4304 (loop_optimizer_finalize): Assert that loops were analyzed.
4305 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4306 rtl_doloop): Check number_of_loops instead of current_loops.
4307 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4308 current_loops == NULL.
4309 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4310 gate_tree_vectorize tree_linear_transform, check_data_deps,
4311 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4312 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4313 Check number_of_loops instead of current_loops.
4314 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4315 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4316 free loops if available.
4317 (execute_pre): Do not pass do_fre to fini_pre.
4319 2007-05-27 Tobias Burnus <burnus@net-b.de>
4322 * real.c (mpfr_from_real): Fix sign of -Inf.
4324 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4326 * tree-vect-transform.c (vectorizable_conversion): Initialize
4327 tree_code variables to ERROR_MARK.
4328 (vectorizable_type_demotion): Likewise.
4329 (vectorizable_type_promotion): Likewise.
4331 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4334 * config/i386/i386.md (movti): Handle push operands via
4337 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4339 * basic-block.h: Remove the prototype for merge_seq_blocks.
4340 * cfgcleanup.c (merge_seq_blocks): Remove.
4342 * tree-flow.h: Remove the prototype for is_aliased_with.
4343 * tree-ssa-alias.c (is_aliased_with): Remove.
4345 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4347 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4349 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4351 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4352 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4353 (vec_unpacks_hi_v16qi): Likewise.
4354 (vec_unpacku_lo_v16qi): Likewise.
4355 (vec_unpacks_lo_v16qi): Likewise.
4356 (vec_unpacku_hi_v8hi): Likewise.
4357 (vec_unpacks_hi_v8hi): Likewise.
4358 (vec_unpacku_lo_v8hi): Likewise.
4359 (vec_unpacks_lo_v8hi): Likewise.
4360 (vec_unpacku_hi_v4si): Likewise.
4361 (vec_unpacks_hi_v4si): Likewise.
4362 (vec_unpacku_lo_v4si): Likewise.
4363 (vec_unpacks_lo_v4si): Likewise.
4365 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4367 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4368 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4369 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4370 follow spelling conventions in various
4371 warning/error/diagnostic messages.
4373 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4374 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4375 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4376 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4377 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4378 * doc/tm.texi: Follow spelling conventions.
4380 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4383 * tree-ssa-forwprop.c
4384 (forward_propagate_addr_into_variable_array_index): Remove
4385 the lhs argument. Use the type of def_rhs instead of lhs.
4386 (forward_propagate_addr_expr_1): Update use of
4387 forward_propagate_addr_into_variable_array_index.
4389 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4390 Nigel Stephens <nigel@mips.com>
4392 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4393 function attributes, "far" being an alias for "long_call".
4394 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4395 (mips_near_type_p, mips_far_type_p): New.
4396 (mips_comp_type_attributes): New function to check that attributes
4397 attached to a function type are compatible.
4398 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4399 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4400 to the target function of the thunk.
4401 (mips_encode_section_info): Check for "near" and "far" function
4402 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4404 * config/mips/predicates.md (const_call_insn_operand): Test only
4405 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4407 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4410 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4411 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4412 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4413 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4415 2007-05-25 Eric Christopher <echristo@apple.com>
4417 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4418 to x86-darwin configurations.
4419 * config/i386/t-darwin: Add softfp support.
4420 * config/i386/t-darwin64: Ditto.
4421 * config/i386/sfp-machine.h: If mach then don't use
4422 aliasing, emit a stub to call.
4424 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4426 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4427 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4428 tree-predcom.c, tree-ssa-alias-warnings.c,
4429 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4430 comment typos. Follow spelling conventions.
4431 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4433 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4436 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4437 constants into memory. Expand unaligned memory references for
4438 SSE modes via x86_expand_vector_move_misalign() function.
4440 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4442 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4443 "memory" attribute for "sseishft" type insn without operands[2].
4445 2007-05-25 Dirk Mueller <dmueller@suse.de>
4446 Marcus Meissner <meissner@suse.de>
4448 * doc/extend.texi (alloc_size): New attribute.
4449 * c-common.c (handle_alloc_size_attribute): New.
4450 * tree-object-size.c (alloc_object_size): Use alloc_size
4451 attribute, if available.
4453 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4455 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4457 (__builtin_ia32_vec_ext_v2di): Likewise.
4458 (__builtin_ia32_vec_ext_v4si): Likewise.
4459 (__builtin_ia32_vec_ext_v8hi): Likewise.
4460 (__builtin_ia32_vec_ext_v16qi): Likewise.
4461 (__builtin_ia32_vec_set_v8hi): Likewise.
4463 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4465 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4467 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4469 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4470 (arm_is_longcall_p): Rename to...
4471 (arm_is_long_call_p): ...this. Take a single tree argument and
4473 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4474 (CUMULATIVE_ARGS): Remove call_cookie.
4475 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4476 (ENCODED_LONG_CALL_ATTR_P): Delete.
4477 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4478 LONG_CALL_FLAG_CHAR cases.
4479 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4480 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4481 ARM_DECLARE_FUNCTION_SIZE.
4482 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4483 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4484 (arm_encode_call_attribute, current_file_function_operand): Delete.
4485 (arm_function_in_section_p): New function.
4486 (arm_is_longcall_p): Rename to...
4487 (arm_is_long_call_p): ...this. Take the target function as a single
4488 argument and return a bool. Do not rely on call cookies. Check
4489 whether the target symbol is in the same section as the current
4490 function, not just the same compilation unit.
4491 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4492 (arm_encode_section_info): Don't encode a call type.
4493 * config/arm/arm.md (call, call_value): Update calls to
4494 arm_is_long(_)call_p. Simplify logic.
4495 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4496 Update calls to arm_is_long(_)call_p.
4498 2007-05-25 Richard Guenther <rguenther@suse.de>
4500 PR tree-optimization/31982
4501 * tree-ssa-forwprop.c
4502 (forward_propagate_addr_into_variable_array_index): Handle arrays
4503 with element size one.
4505 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4507 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4508 (umulsi3_highpart): Likewise.
4510 2007-05-24 Ian Lance Taylor <iant@google.com>
4512 PR rtl-optimization/32069
4513 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4516 2007-05-24 Ollie Wild <aaw@google.com>
4518 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4521 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4523 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4524 (oprs_unchanged_p): Use it to check all registers in a REG.
4525 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4526 (reg_set_between_after_reload_p): Delete.
4527 (reg_used_between_after_reload_p): Likewise.
4528 (reg_set_or_used_since_bb_start): Likewise.
4529 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4530 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4531 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4532 * rtlanal.c (reg_set_p): Check whether REG overlaps
4533 regs_invalidated_by_call, rather than just checking the
4534 membership of REGNO (REG).
4536 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4538 * doc/passes.texi: Document predictive commoning.
4539 * doc/invoke.texi (-fpredictive-commoning): Document.
4540 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4541 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4542 adding indices to the generated name.
4543 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4544 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4545 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4546 (op_symbol_code): ... and exported.
4547 (dump_omp_clause, op_symbol): Use op_symbol_code
4548 instead of op_symbol_1.
4549 * tree-pass.h (pass_predcom): Declare.
4550 * timevar.def (TV_PREDCOM): New timevar.
4551 * tree-ssa-loop.c (run_tree_predictive_commoning,
4552 gate_tree_predictive_commoning, pass_predcom): New.
4553 * tree-data-ref.c (find_data_references_in_loop): Find the
4554 references in dominance order.
4555 (canonicalize_base_object_address): Ensure that the result has
4557 (dr_analyze_innermost): Export.
4558 (create_data_ref): Code to fail for references with invariant
4560 (find_data_references_in_stmt): ... here.
4561 * tree-data-ref.h (dr_analyze_innermost): Declare.
4562 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4563 (aff_combination_find_elt, name_expansion_hash,
4564 name_expansion_eq, tree_to_aff_combination_expand,
4565 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4567 * tree-affine.h (aff_combination_constant_multiple_p,
4568 tree_to_aff_combination_expand): Declare.
4569 * tree-predcom.c: New file.
4570 * common.opt (fpredictive-commoning): New option.
4571 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4572 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4573 * Makefile.in (tree-predcom.o): Add.
4574 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4575 * passes.c (init_optimization_passes): Add dceloop after
4576 copy propagation in loop optimizer. Add predictive commoning
4577 to loop optimizer passes.
4579 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4581 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4584 2007-05-24 Jan Hubicka <jh@suse.cz>
4586 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4588 (genheader): Include statistics.h.
4590 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4592 * print-rtl.c (flag_dump_unnumbered): Update comments.
4593 (print_rtl): Fix my previous change.
4594 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4597 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4600 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4602 (thread_through_all_blocks): Call initialize_original_copy_tables
4603 and free_original_copy_tables.
4604 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4606 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4607 * cfghooks.c (duplicate_block): Use get_loop_copy.
4608 * cfg.c: Include cfgloop.h.
4609 (loop_copy): New hash table.
4610 (initialize_original_copy_tables): Initialize loop_copy table.
4611 (free_original_copy_tables): Free loop_copy table.
4612 (copy_original_table_clear, copy_original_table_set,
4613 set_loop_copy, get_loop_copy): New functions.
4614 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4615 * cfgloop.h (struct loop): Remove copy field.
4616 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4617 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4619 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4621 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4622 -msse/-msse2/-msse3.
4624 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4626 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4627 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4629 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4632 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4633 * targhooks.h (default_mangle_decl_assembler_name): Declare
4635 * targhooks.c (default_mangle_decl_assembler_name): Define
4637 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4639 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4640 * langhooks.c (lhd_set_decl_assembler_name): Call
4641 targetm.mangle_decl_assembler_name for names with global scope.
4643 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4645 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4646 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4648 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4649 New. Factored out of i386_pe_encode_section_info.
4650 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4651 Move check for prior decoration of stdcall
4652 symbols to i386_pe_encode_section_info.
4653 (i386_pe_encode_section_info): Adjust call to
4654 gen_stdcall_or_fastcall_suffix. Use
4655 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4656 (i386_pe_mangle_decl_assembler_name): New. Wrap
4657 i386_pe_maybe_mangle_decl_assembler_name.
4659 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4661 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4662 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4663 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4664 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4665 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4668 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4669 Nigel Stephens <nigel@mips.com>
4670 Richard Sandiford <richard@codesourcery.com>
4672 Fix up MIPS16 hard float and add support for complex.
4674 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4675 (TARGET_SOFT_FLOAT_ABI): New.
4676 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4677 __mips_soft_float to reflect the ABI in use, not whether the
4678 FPU is directly accessible (e.g., in MIPS16 mode).
4679 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4680 (UNITS_PER_FPVALUE): Likewise.
4682 * config/mips/mips.c (mips_expand_call): Remove redundant
4683 TARGET_MIPS16 check.
4684 (mips_arg_regno): New.
4685 (function_arg_advance): When setting bits in cum->fp_code for
4686 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4688 (function_arg): Use mips_arg_regno.
4689 (mips_return_mode_in_fpr_p): New.
4690 (mips16_call_stub_mode_suffix): New.
4691 (mips16_cfun_returns_in_fpr_p): New.
4692 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4693 (mips_output_function_prologue): Test mips16_hard_float, not
4694 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4695 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4696 return value into a floating-point register.
4697 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4698 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4699 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4700 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4701 word of double arguments from or to the high bits of 64-bit
4702 floating point registers.
4703 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4704 (mips16_fpret_double): New helper function.
4705 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4706 support for complex modes. Fill in DECL_RESULT for stubdecl.
4707 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4709 * config/mips/mips16.S
4710 (RET, ARG1, ARG2): New.
4711 (MERGE_GPRf, MERGE_GPRt): New.
4712 (DELAYt, DELAYf): New.
4713 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4714 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4715 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4716 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4717 (SFOP): Renamed to...
4718 (OPSF3): This, and macro-ified. Updated all uses.
4719 (SFOP2): Renamed to...
4720 (OPSF2): This, and macro-ified. Updated all uses.
4721 (SFCMP): Renamed to...
4722 (CMPSF): This, and macro-ified. Updated all uses.
4723 (SFREVCMP): Renamed to...
4724 (REVCMPSF): This, and macro-ified. Updated all uses.
4725 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4726 (LDDBL1, LDDBL2, RETDBL): Deleted.
4727 (DFOP): Renamed to...
4728 (OPDF3): This, and macro-ified. Updated all uses.
4729 (DFOP2): Renamed to...
4730 (OPDF2): This, and macro-ified. Updated all uses.
4731 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4732 (DFCMP): Renamed to...
4733 (CMPDF): This, and macro-ified. Updated all uses.
4734 (DFREVCMP): Renamed to...
4735 (REVCMPDF): This, and macro-ified. Updated all uses.
4736 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4737 (RET_FUNCTION): New.
4738 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4739 (__mips16_ret_sc, __mips16_ret_dc): New.
4740 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4741 STUB_ARGS_6, STUB_ARGS_10): New.
4742 (CALL_STUB_NO_RET): New.
4743 (__mips16_call_stub_1): Macro-ified.
4744 (__mips16_call_stub_5): Macro-ified.
4745 (__mips16_call_stub_2): Macro-ified.
4746 (__mips16_call_stub_6): Macro-ified.
4747 (__mips16_call_stub_9): Macro-ified.
4748 (__mips16_call_stub_10): Macro-ified.
4749 (CALL_STUB_RET): New.
4750 (__mips16_call_stub_sf_0): Macro-ified.
4751 (__mips16_call_stub_sf_1): Macro-ified.
4752 (__mips16_call_stub_sf_5): Macro-ified.
4753 (__mips16_call_stub_sf_2): Macro-ified.
4754 (__mips16_call_stub_sf_6): Macro-ified.
4755 (__mips16_call_stub_sf_9): Macro-ified.
4756 (__mips16_call_stub_sf_10): Macro-ified.
4757 (__mips16_call_stub_df_0): Macro-ified.
4758 (__mips16_call_stub_df_1): Macro-ified.
4759 (__mips16_call_stub_df_5): Macro-ified.
4760 (__mips16_call_stub_df_2): Macro-ified.
4761 (__mips16_call_stub_df_6): Macro-ified.
4762 (__mips16_call_stub_df_9): Macro-ified.
4763 (__mips16_call_stub_df_10): Macro-ified.
4764 (__mips16_call_stub_sc_0): New.
4765 (__mips16_call_stub_sc_1): New.
4766 (__mips16_call_stub_sc_5): New.
4767 (__mips16_call_stub_sc_2): New.
4768 (__mips16_call_stub_sc_6): New.
4769 (__mips16_call_stub_sc_9): New.
4770 (__mips16_call_stub_sc_10): New.
4771 (__mips16_call_stub_dc_0): New.
4772 (__mips16_call_stub_dc_1): New.
4773 (__mips16_call_stub_dc_5): New.
4774 (__mips16_call_stub_dc_2): New.
4775 (__mips16_call_stub_dc_6): New.
4776 (__mips16_call_stub_dc_9): New.
4777 (__mips16_call_stub_dc_10): New.
4779 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4780 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4781 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4783 2007-05-23 Ian Lance Taylor <iant@google.com>
4785 * doc/invoke.texi (Invoking GCC): Document that the order of the
4788 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4791 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4792 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4793 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4797 * config/score/score.c (score_print_operand): Make sure that only
4798 lower bits are used.
4800 2007-05-22 Ian Lance Taylor <iant@google.com>
4802 * tree-vrp.c (avoid_overflow_infinity): New static function,
4803 broken out of set_value_range_to_value.
4804 (set_value_range_to_value): Call avoid_overflow_infinity.
4805 (extract_range_from_assert): Likewise.
4807 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4810 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4811 change the type before looking for a COMPOUND_EXPR.
4813 2007-05-22 Ian Lance Taylor <iant@google.com>
4815 * lower-subreg.c (decompose_multiword_subregs): If we change an
4816 insn, call remove_retval_note on it.
4818 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4820 * regs.h (end_hard_regno): New function.
4821 (END_HARD_REGNO, END_REGNO): New macros.
4822 (add_to_hard_reg_set): New function.
4823 (remove_from_hard_reg_set): Likewise.
4824 (in_hard_reg_set_p): Likewise.
4825 (overlaps_hard_reg_set_p): Likewise.
4826 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4827 (note_btr_set): Use END_HARD_REGNO.
4828 * caller-save.c (setup_save_areas): Use end_hard_regno.
4829 (mark_set_regs): Use END_HARD_REGNO.
4830 (add_stored_regs): Use end_hard_regno.
4831 (mark_referenced_regs): Use add_to_hard_reg_set.
4832 * combine.c (update_table_tick): Use END_REGNO.
4833 (record_value_for_reg): Likewise.
4834 (record_dead_and_set_regs): Likewise.
4835 (get_last_value_validate): Likewise.
4836 (use_crosses_set_p): Likewise.
4837 (reg_dead_at_p_1): Likewise.
4838 (reg_dead_at_p): Likewise.
4839 (mark_used_regs_combine): Use add_to_hard_reg_set.
4840 (move_deaths): Use END_HARD_REGNO.
4841 (reg_bitfield_target_p): Use end_hard_regno.
4842 (distribute_notes): Use END_HARD_REGNO.
4843 * cse.c (mention_regs): Use END_REGNO.
4844 (insert): Use add_to_hard_reg_set.
4845 (invalidate): Use END_HARD_REGNO.
4846 (invalidate_for_call): Likewise.
4847 (exp_equiv_p): Use END_REGNO.
4848 (cse_insn): Likewise.
4849 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4850 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4851 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4852 * function.c (keep_stack_depressed): Use end_hard_regno.
4853 * global.c (global_alloc): Use end_hard_regno.
4854 (global_conflicts): Use add_to_hard_reg_set instead of
4856 (find_reg): Likewise.
4857 (mark_reg_store): Likewise.
4858 (mark_reg_conflicts): Likewise.
4859 (mark_reg_death): Use remove_from_hard_reg_set.
4860 (mark_reg_live_nc): Delete.
4861 (set_preference): Use end_hard_regno.
4862 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4863 remove_from_hard_reg_set.
4864 (post_mark_life): Use add_to_hard_reg_set.
4865 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4866 (reg_becomes_live): Use add_to_hard_reg_set.
4867 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4868 (peep2_find_free_register): Use add_to_hard_reg_set.
4869 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4870 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4871 * regrename.c (note_sets): Use add_to_hard_reg_set.
4872 (clear_dead_regs): Use remove_from_hard_reg_set.
4873 (regrename_optimize): Use add_to_hard_reg_set.
4874 (find_oldest_value_reg): Use in_hard_reg_set_p.
4875 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4876 (hard_reg_set_here_p): Use end_hard_regno.
4877 (decompose): Likewise.
4878 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4879 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4880 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4881 (mark_home_live): Use end_hard_regno.
4882 (spill_hard_reg): Likewise.
4883 (clear_reload_reg_in_use): Likewise.
4884 * reorg.c (delete_prior_computation): Use END_REGNO.
4885 * resource.c (update_live_status): Use END_HARD_REGNO.
4886 (mark_referenced_resources): Use add_to_hard_reg_set.
4887 (mark_set_resources): Likewise.
4888 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4889 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4890 (reg_overlap_mentioned_p): Likewise.
4891 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4892 (covers_regno_no_parallel_p): Use END_REGNO.
4893 (find_regno_note): Likewise.
4894 (find_reg_fusage): Use END_HARD_REGNO.
4895 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4896 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4898 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4900 * mode-switching.c (reg_dies): Change type of second argument to
4902 (optimize_mode_switching): Update accordingly.
4904 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4906 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4908 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4909 (hard_reg_set_empty_p): ...these new functions.
4910 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4911 GO_IF_HARD_REG_SUBSET.
4912 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4913 instead of GO_IF_HARD_REG_EQUAL.
4914 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4915 instead of GO_IF_HARD_REG_EQUAL.
4916 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4917 GO_IF_HARD_REG_SUBSET.
4918 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4919 GO_IF_HARD_REG_EQUAL.
4920 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4921 of GO_IF_HARD_REG_SUBSET.
4922 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4923 instead of GO_IF_HARD_REG_EQUAL.
4924 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4925 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4926 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4927 of GO_IF_HARD_REG_SUBSET,
4928 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4929 GO_IF_HARD_REG_SUBSET.
4930 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4931 instead of GO_IF_HARD_REG_EQUAL.
4932 * config/sh/sh.c (push_regs, calc_live_regs): Use
4933 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4934 (hard_regs_intersect_p): Delete.
4936 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4938 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4940 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4941 Richard Henderson <rth@redhat.com>
4943 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4945 (x86_64-*-*): Likewise.
4947 * i386/i386-modes.def (V2QI): New.
4949 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4951 (override_options): Support SSE4.1.
4952 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4953 (IX86_BUILTIN_BLENDPS): Likewise.
4954 (IX86_BUILTIN_BLENDVPD): Likewise.
4955 (IX86_BUILTIN_BLENDVPS): Likewise.
4956 (IX86_BUILTIN_PBLENDVB128): Likewise.
4957 (IX86_BUILTIN_PBLENDW128): Likewise.
4958 (IX86_BUILTIN_DPPD): Likewise.
4959 (IX86_BUILTIN_DPPS): Likewise.
4960 (IX86_BUILTIN_INSERTPS128): Likewise.
4961 (IX86_BUILTIN_MOVNTDQA): Likewise.
4962 (IX86_BUILTIN_MPSADBW128): Likewise.
4963 (IX86_BUILTIN_PACKUSDW128): Likewise.
4964 (IX86_BUILTIN_PCMPEQQ): Likewise.
4965 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4966 (IX86_BUILTIN_PMAXSB128): Likewise.
4967 (IX86_BUILTIN_PMAXSD128): Likewise.
4968 (IX86_BUILTIN_PMAXUD128): Likewise.
4969 (IX86_BUILTIN_PMAXUW128): Likewise.
4970 (IX86_BUILTIN_PMINSB128): Likewise.
4971 (IX86_BUILTIN_PMINSD128): Likewise.
4972 (IX86_BUILTIN_PMINUD128): Likewise.
4973 (IX86_BUILTIN_PMINUW128): Likewise.
4974 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4975 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4976 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4977 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4978 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4979 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4980 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4981 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4982 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4983 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4984 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4985 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4986 (IX86_BUILTIN_PMULDQ128): Likewise.
4987 (IX86_BUILTIN_PMULLD128): Likewise.
4988 (IX86_BUILTIN_ROUNDPD): Likewise.
4989 (IX86_BUILTIN_ROUNDPS): Likewise.
4990 (IX86_BUILTIN_ROUNDSD): Likewise.
4991 (IX86_BUILTIN_ROUNDSS): Likewise.
4992 (IX86_BUILTIN_PTESTZ): Likewise.
4993 (IX86_BUILTIN_PTESTC): Likewise.
4994 (IX86_BUILTIN_PTESTNZC): Likewise.
4995 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4996 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4997 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4998 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4999 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5001 (bdesc_sse_3arg): Likewise.
5002 (bdesc_2arg): Likewise.
5003 (bdesc_1arg): Likewise.
5004 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5006 (ix86_expand_sse_4_operands_builtin): New.
5007 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5008 smaller than 8 bits as the 2nd arg.
5009 (ix86_expand_sse_ptest): New.
5010 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5011 (ix86_expand_vector_set): Support SSE4.1.
5012 (ix86_expand_vector_extract): Likewise.
5014 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5015 __SSE4_1__ for -msse4.1.
5017 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5018 (UNSPEC_INSERTPS): Likewise.
5019 (UNSPEC_DP): Likewise.
5020 (UNSPEC_MOVNTDQA): Likewise.
5021 (UNSPEC_MPSADBW): Likewise.
5022 (UNSPEC_PHMINPOSUW): Likewise.
5023 (UNSPEC_PTEST): Likewise.
5024 (UNSPEC_ROUNDP): Likewise.
5025 (UNSPEC_ROUNDS): Likewise.
5027 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5029 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5030 (const_pow2_1_to_32768_operand): Likewise.
5032 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5035 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5037 (sse4_1_insertps): Likewise.
5038 (*sse4_1_extractps): Likewise.
5039 (sse4_1_ptest): Likewise.
5040 (sse4_1_mulv2siv2di3): Likewise.
5041 (*sse4_1_mulv4si3): Likewise.
5042 (*sse4_1_smax<mode>3): Likewise.
5043 (*sse4_1_umax<mode>3): Likewise.
5044 (*sse4_1_smin<mode>3): Likewise.
5045 (*sse4_1_umin<mode>3): Likewise.
5046 (sse4_1_eqv2di3): Likewise.
5047 (*sse4_1_pinsrb): Likewise.
5048 (*sse4_1_pinsrd): Likewise.
5049 (*sse4_1_pinsrq): Likewise.
5050 (*sse4_1_pextrb): Likewise.
5051 (*sse4_1_pextrb_memory): Likewise.
5052 (*sse4_1_pextrw_memory): Likewise.
5053 (*sse4_1_pextrq): Likewise.
5054 (sse4_1_blendpd): Likewise.
5055 (sse4_1_blendps): Likewise.
5056 (sse4_1_blendvpd): Likewise.
5057 (sse4_1_blendvps): Likewise.
5058 (sse4_1_dppd): Likewise.
5059 (sse4_1_dpps): Likewise.
5060 (sse4_1_movntdqa): Likewise.
5061 (sse4_1_mpsadbw): Likewise.
5062 (sse4_1_packusdw): Likewise.
5063 (sse4_1_pblendvb): Likewise.
5064 (sse4_1_pblendw): Likewise.
5065 (sse4_1_phminposuw): Likewise.
5066 (sse4_1_extendv8qiv8hi2): Likewise.
5067 (*sse4_1_extendv8qiv8hi2): Likewise.
5068 (sse4_1_extendv4qiv4si2): Likewise.
5069 (*sse4_1_extendv4qiv4si2): Likewise.
5070 (sse4_1_extendv2qiv2di2): Likewise.
5071 (*sse4_1_extendv2qiv2di2): Likewise.
5072 (sse4_1_extendv4hiv4si2): Likewise.
5073 (*sse4_1_extendv4hiv4si2): Likewise.
5074 (sse4_1_extendv2hiv2di2): Likewise.
5075 (*sse4_1_extendv2hiv2di2): Likewise.
5076 (sse4_1_extendv2siv2di2): Likewise.
5077 (*sse4_1_extendv2siv2di2): Likewise.
5078 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5079 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5080 (sse4_1_zero_extendv4qiv4si2): Likewise.
5081 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5082 (sse4_1_zero_extendv2qiv2di2): Likewise.
5083 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5084 (sse4_1_zero_extendv4hiv4si2): Likewise.
5085 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5086 (sse4_1_zero_extendv2hiv2di2): Likewise.
5087 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5088 (sse4_1_zero_extendv2siv2di2): Likewise.
5089 (*sse4_1_zero_extendv2siv2di2): Likewise.
5090 (sse4_1_roundpd): Likewise.
5091 (sse4_1_roundps): Likewise.
5092 (sse4_1_roundsd): Likewise.
5093 (sse4_1_roundss): Likewise.
5094 (mulv4si3): Don't expand for SSE4.1.
5095 (smax<mode>3): Likewise.
5096 (umaxv4si3): Likewise.
5097 (uminv16qi3): Likewise.
5098 (umin<mode>3): Likewise.
5099 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5101 * doc/extend.texi: Document SSE4.1 built-in functions.
5103 * doc/invoke.texi: Document -msse4.1.
5105 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5107 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5108 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5109 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5110 (ASM_SPEC): Add asm_pcrel_spec.
5111 (EXTRA_SPECS): Add asm_pcrel_spec.
5113 2007-05-21 David Daney <ddaney@avtrex.com>
5115 * doc/install.texi (Building a cross compiler): Add requirements
5116 for Java cross compiler.
5118 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5121 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5122 Add loopno argument. Use evolution_function_is_invariant_rec_p
5123 instead of evolution_function_is_constant_p.
5124 Update calls to evolution_function_is_affine_multivariate_p.
5125 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5126 Add loopno argument.
5127 * tree-scalar-evolution.c (gather_chrec_stats): Call
5128 evolution_function_is_affine_multivariate_p with a loop
5130 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5131 (analyze_overlapping_iterations): Likewise.
5132 (access_functions_are_affine_or_constant_p): Likewise.
5133 (build_classic_dist_vector_1): If the access functions
5134 are equal, don't do anything.
5136 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5137 Paolo Carlini <pcarlini@suse.de>
5138 Uros Bizjak <ubizjak@gmail.com>
5140 * c-cppbuiltin.c (c_cpp_builtins): Define
5141 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5142 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5143 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5144 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5146 2007-05-21 Mike Stump <mrs@apple.com>
5148 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5150 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5152 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5154 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5155 implementation if __OPTIMIZE__ is not defined.
5156 (_mm_alignr_pi8): Ditto.
5157 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5158 (_mm_inserti_si64): Ditto.
5159 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5160 (_mm_slli_epi16): Ditto.
5161 (_mm_slli_epi32): Ditto.
5162 (_mm_slli_epi64): Ditto.
5163 (_mm_srai_epi16): Ditto.
5164 (_mm_srai_epi32): Ditto.
5165 (_mm_srli_si128): Ditto.
5166 (_mm_slli_si128): Ditto.
5167 (_mm_srli_epi16): Ditto.
5168 (_mm_srli_epi32): Ditto.
5169 (_mm_srli_epi64): Ditto.
5170 (_mm_extract_epi16): Ditto.
5171 (_mm_insert_epi16): Ditto.
5172 (_mm_shufflehi_epi16): Ditto.
5173 (_mm_shufflelo_epi16): Ditto.
5174 (_mm_shuffle_epi32): Ditto.
5175 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5177 (_mm_insert_pi16): Ditto.
5179 (_mm_shuffle_pi16): Ditto.
5181 (_mm_shufle_ps): Ditto.
5182 (_mm_prefetch): Ditto.
5184 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5186 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5187 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5188 * real.c (encode_i370_single, decode_i370_single,
5189 encode_i370_double, decode_i370_double): Functions removed.
5190 (i370_single_format, i370_double_format): Initializations removed.
5191 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5192 Consider the log2_b field to always be one.
5193 (ieee_single_format, mips_single_format, coldfire_single_format,
5194 ieee_double_format, mips_double_format, coldfire_double_format,
5195 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5196 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5197 ibm_extended_format, mips_extended_format, ieee_quad_format,
5198 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5199 decimal_single_format, decimal_double_format, decimal_quad_format,
5200 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5201 initialization of log2_b.
5202 * real.h (i370_single_format, i370_double_format): Declarations
5204 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5205 field to always be one.
5207 2007-05-21 Andreas Schwab <schwab@suse.de>
5209 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5210 NOTE_INSN_BASIC_BLOCK_P.
5211 (process_for_unwind_directive): Likewise.
5213 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5215 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5216 * function.h (struct function): Move va_list_gpr_size,
5217 va_list_fpr_size, function_frequency to front of bitfields. Add
5219 (current_function_calls_unwind_init): New.
5220 * except.c (expand_builtin_unwind_init): Set
5221 current_function_calls_unwind_init not
5222 current_function_has_nonlocal_label.
5223 * reload1.c (has_nonexceptional_receiver): New.
5224 (reload): Use it and current_function_calls_unwind_init to
5225 determine whether call-saved regs must be saved.
5227 2007-05-20 Jan Hubicka <jh@suse.cz>
5229 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5230 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5231 * ddg.c (create_ddg): LIkewise.
5232 * final.c (final): Remove hunk moving line number notes around since
5233 they are no longer present at this stage.
5234 (final_scan_insn): Use NOTE_KIND instead of
5235 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5236 (output_asm_label): Likewise.
5237 * reorg.c (dbr_schedule): Likewise.
5238 * haifa-sched.c (unlink_other_notes): Likewise.
5239 * mode-switching.c (optimize_mode_switching): Likewise.
5240 * graph.c (start_bb): Likewise.
5241 * rtl.def (NOTE): Update description.
5242 * jump.c (squeeze_notes): Delete.
5243 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5244 NOTE_INSN_BASIC_BLOCK_P when possible.
5245 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5246 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5247 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5248 (dwarf2out_var_location): Likewise.
5249 * cfgbuild.c (make_edges): Likewise.
5250 (find_basic_blocks_1): Likewise.
5251 * function.c (reorder_blocks_1): Likewise.
5252 (epilogue_done): Likewise.
5253 (reposition_prologue_and_epilogue_notes): Likewise.
5254 * print-rtl.c (print_rtx): Likewise; drop code for printing
5256 (print_rtl): Likewise.
5257 (print_rtl_single): Likewise.
5258 * gcse.c (insert_insn_start_bb): Likewise.
5259 * alias.c (init_alias_analysis): Likewise.
5260 * calls.c (fixup_tail_calls): Likewise.
5261 * except.c (sjlj_emit_function_enter): Likewise.
5262 * emit-rtl.c (add_insn_after): Likeiwse.
5263 (emit_label_before): Likewise.
5264 (emit_label_after): Likewise.
5265 (emit_note_before, emit_note_after, emit_note): Update
5266 parameter to be enum insn_note; do not deal with source
5268 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5269 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5271 (merge_blocks_move_successor_nojumps): Simplify now when
5272 we don't have BLOCK notes.
5273 (try_optimize_cfg): Likewise.
5274 * cfglayout.c (skip_insns_after_block): Likewise.
5275 (record_effective_endpoints): Likewise.
5276 (duplicate_insn_chain): Likewise.
5277 * varasm.c (output_constant_pool_1): Likewise.
5278 * sched-deps.c (sched_analyze): Likewise.
5279 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5281 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5282 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5283 (SET_INSN_DELETED): Simplify.
5284 (NOTE_LINE_NUMBER): Exterminate.
5285 (NOTE_LINE_KIND): New.
5286 (NOTE_INSN_BASIC_BLOCK_P): Update.
5287 (enum insn_note): Simplify.
5288 (GET_NOTE_INSN_NAME) Simplify.
5289 (emit_note_before, emit_note_after, emit_note): Update prototype.
5290 (squeeze_notes): Remove.
5291 * sched-int.h (NOTE_NOT_BB_P): Update.
5292 * resource.c (mark_target_live_regs): Update.
5293 * sched-rgn.c (debug_dependencies): Update.
5294 * sched-vis.c (print_insn): Update.
5295 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5296 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5297 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5298 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5299 (split_branches): Update.
5300 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5302 (sh_adjust_unroll_max): Exterminate.
5303 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5304 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5305 (m68hc11_reorg): Likewise.
5306 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5307 (emit_predicate_relation_info): Update.
5308 (process_for_unwind_directive): Update.
5309 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5310 (output_call): Update.
5311 * config/pa/pa.c (output_lbranch): Update.
5312 (output_millicode_call): Update.
5313 (output_call): Update.
5314 (pa_combine_instructions): Update.
5315 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5316 * config/bfin/bfin.c (gen_one_bundle): Update.
5317 * cfgrtl.c (can_delete_note_p): Update.
5318 (delete_insn): Update.
5319 (rtl_merge_blocks): Update.
5320 (commit_one_edge_insertion): Update.
5321 (rtl_verify_flow_info): Update.
5322 * stmt.c (expand_case): Do not call squeeze_notes.
5324 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5331 * c.opt (Wtype-limits): New.
5332 * doc/invoke.texi (Wtype-limits): Document it.
5333 (Wextra): Enabled by -Wextra.
5334 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5335 * c-common.c (shorten_compare): Warn with Wtype-limits.
5337 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5339 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5340 inlined function, not as a macro.
5341 (_mm_alignr_pi8): Ditto.
5342 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5343 (_mm_inserti_si64): Ditto.
5344 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5345 (_mm_extract_epi16): Ditto.
5346 (_mm_insert_epi16): Ditto.
5347 (_mm_shufflehi_epi16): Ditto.
5348 (_mm_shufflelo_epi16): Ditto.
5349 (_mm_shuffle_epi32): Ditto.
5350 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5351 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5353 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5355 (_m_to_float): Use C89 compatible assignment.
5357 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5360 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5362 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5365 * doc/invoke.texi (Wreturn-type): Complete description.
5366 (Wextra): Delete item about return-type warning.
5367 * c-decl.c: Delete redundant Wextra warning.
5369 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5372 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5373 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5374 inlined function, not as a macro.
5375 (_mm_prefetch): Ditto.
5377 (_mm_insert_pi16): Ditto.
5379 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5380 (_m_pshufw): Ditto. Add const to __N argument.
5381 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5382 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5383 (_mm_slli_epi32): Ditto.
5384 (_mm_srli_si128): Implement as always inlined function, not as a
5385 macro. Add __inline to function declaration.
5386 (_mm_slli_si128): Ditto.
5388 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5390 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5391 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5393 (struct fenv): New structure.
5394 (FP_HANDLE_EXCEPTIONS): New define.
5395 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5396 (_FP_DECL_EXP): New define.
5397 (FP_INIT_ROUNDMODE): New define.
5398 (FP_ROUNDMODE): New define.
5400 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5402 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5403 (Wconversion): Update description.
5404 (Wconversion-sign): New.
5405 * c.opt (Wconversion-sign): New.
5406 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5407 means disabled for C++. Otherwise, take the status of Wconversion.
5408 * c-common.c (conversion_warning): Warn with either Wconversion or
5410 (warnings_for_convert_and_check): Conditions are already checked by
5412 (convert_and_check): Don't check warnings if the conversion failed.
5414 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5415 Anatoly Sokolov <aesok@dol.ru>
5417 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5418 avr_epilogue_uses) : Add declaration.
5419 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5420 * config/avr/constraints.md (R): New constraint.
5421 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5422 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5423 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5424 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5425 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5426 call_prologue_saves, epilogue_restores, return_from_epilogue,
5427 return_from_main_epilogue, return_from_interrupt_epilogue,
5428 return_from_naked_epilogue, prologue, epilogue): New patterns.
5429 (jump): Handle symbol reference.
5430 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5431 avr_output_function_prologue, avr_output_function_epilogue): Remove
5433 (avr_init_machine_status, expand_prologue, expand_epilogue,
5434 avr_asm_function_end_prologue, avr_epilogue_uses,
5435 avr_asm_function_begin_epilogue): New functions.
5436 (prologue_size, epilogue_size, jump_tables_size): Remove global
5438 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5439 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5440 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5441 (avr_override_options): Initialise init_machine_status.
5442 (output_movhi): Handle all stack pointer loads.
5443 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5444 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5445 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5446 (EPILOGUE_USES) Redefine.
5447 (machine_function) Declare.
5449 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5451 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5452 Use a single return statement.
5454 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5457 * builtins.c (do_mpfr_lgamma_r): New.
5458 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5459 * tree.h (CASE_FLT_FN_REENT): New.
5461 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5463 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5464 (output_die): Use 'unsigned long' with %x.
5465 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5466 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5467 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5469 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5471 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5476 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5477 true if function has no argument.
5479 2007-05-18 DJ Delorie <dj@redhat.com>
5481 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5482 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5484 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5486 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5487 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5488 count_trailing_zeros.
5489 (__i386__): Implement count_leading_zeros using __builtin_clz().
5490 Implement count_trailing_zeros usign __builtin_ctz().
5492 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5494 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5496 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5499 * expr.c (emit_move_change_mode): Change mode of push operands here.
5501 2007-05-17 Ian Lance Taylor <iant@google.com>
5503 PR tree-optimization/31953
5504 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5506 (set_value_range_to_null): Call set_value_range_to_value.
5507 (extract_range_from_comparison): Likewise.
5509 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5511 * toplev.c (print_version): Output GMP/MPFR version info.
5513 * builtins.c (CASE_MATHFN_REENT): New macro.
5514 (mathfn_built_in): Use it.
5515 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5516 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5517 BUILT_IN_LGAMMAL_R): New.
5518 * doc/extend.texi: Document new builtins.
5521 * builtins.c (do_mpfr_remquo): New.
5522 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5523 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5526 * builtins.c (fold_builtin_1): Handle y0, y1.
5527 (fold_builtin_2): Handle yn.
5530 * builtins.c (do_mpfr_bessel_n): New.
5531 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5532 (fold_builtin_2): Handle BUILT_IN_JN.
5534 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5537 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5538 TYPE_PRECISION (intmax_type_node).
5540 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5543 * reload.c (subst_reloads): Remove checking.
5545 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5547 PR rtl-optimization/31691
5548 * combine.c (simplify_set): Build a new src pattern instead of
5549 substituting its operands in the COMPARE case.
5551 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5553 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5554 (execute_vrp): Preserve loops through jump threading.
5555 * tree-ssa-threadupdate.c (thread_single_edge,
5556 dbds_continue_enumeration_p, determine_bb_domination_status,
5557 thread_through_loop_header): New functions.
5558 (create_edge_and_update_destination_phis,
5559 create_edge_and_update_destination_phis): Set loops for the new blocks.
5560 (prune_undesirable_thread_requests): Removed.
5561 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5563 (thread_block): Do not call prune_undesirable_thread_requests.
5565 (mark_threaded_blocks): Select edges to thread here.
5566 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5567 Thread edges through loop headers independently.
5568 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5569 * tree-pass.h (TODO_mark_first_instance): New.
5570 (first_pass_instance): Declare.
5571 * cfghooks.c (duplicate_block): Put the block to the original loop
5572 if copy is not specified.
5573 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5574 jump threading. Pass may_peel_loop_headers to
5575 thread_through_all_blocks according to first_pass_instance.
5576 * cfgloop.h (create_preheader): Declare.
5577 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5578 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5579 * passes.c (first_pass_instance): New variable.
5580 (next_pass_1): Set TODO_mark_first_instance.
5581 (execute_todo): Set first_pass_instance.
5583 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5585 PR tree-optimization/24659
5586 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5587 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5588 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5589 OTI_vec_pack_ufix_trunc.
5590 (vec_unpacks_float_hi_optab): Define new macro.
5591 (vec_unpacks_float_lo_optab): Ditto.
5592 (vec_unpacku_float_hi_optab): Ditto.
5593 (vec_unpacku_float_lo_optab): Ditto.
5594 (vec_pack_sfix_trunc_optab): Ditto.
5595 (vec_pack_ufix_trunc_optab): Ditto.
5596 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5597 and vec_pack_[s|u]fix_trunc_optab using
5598 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5599 * tree-vectorizer.c (supportable_widening_operation): Handle
5600 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5601 (supportable_narrowing_operation): New function.
5602 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5603 * tree-vect-transform.c (vectorizable_conversion): Handle
5604 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5605 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5606 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5607 to check for target support.
5608 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5609 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5610 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5611 for VEC_PACK_FIX_TRUNC_EXPR.
5612 (expand_binop): Special case mode of the result for
5613 vec_pack_[u|s]fix_trunc_optab.
5614 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5615 vec_pack_[u|s]fix_trunc_optab.
5617 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5618 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5619 * tree-pretty-print.c (dump_generic_node): Handle
5620 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5621 VEC_PACK_FIX_TRUNC_EXPR.
5623 * expr.c (expand_expr_real_1): Ditto.
5624 * tree-inline.c (estimate_num_insns_1): Ditto.
5625 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5627 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5628 (vec_unpacks_float_lo_v8hi): Ditto.
5629 (vec_unpacku_float_hi_v8hi): Ditto.
5630 (vec_unpacku_float_lo_v8hi): Ditto.
5631 (vec_unpacks_float_hi_v4si): Ditto.
5632 (vec_unpacks_float_lo_v4si): Ditto.
5633 (vec_pack_sfix_trunc_v2df): Ditto.
5635 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5637 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5638 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5639 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5640 [vec_pack_ufix_trunc]: Ditto.
5641 [vec_unpacks_float_hi]: Ditto.
5642 [vec_unpacks_float_lo]: Ditto.
5643 [vec_unpacku_float_hi]: Ditto.
5644 [vec_unpacku_float_lo]: Ditto.
5646 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5648 * soft-fp/README: Update for new files.
5649 * soft-fp/floattisf.c: New file.
5650 * soft-fp/floattidf.c: New file.
5651 * soft-fp/floattitf.c: New file.
5652 * soft-fp/floatuntisf.c: New file.
5653 * soft-fp/floatuntidf.c: New file.
5654 * soft-fp/floatuntitf.c: New file.
5655 * soft-fp/fixsfti.c: New file.
5656 * soft-fp/fixdfti.c: New file.
5657 * soft-fp/fixtfti.c: New file.
5658 * soft-fp/fixunssfti.c: New file.
5659 * soft-fp/fixunsdfti.c: New file.
5660 * soft-fp/fixunstfti.c: New file.
5661 * soft-fp/extendxftf.c: New file.
5662 * soft-fp/trunctfxf.c: New file.
5664 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5665 (__trunctfxf2): Ditto.
5667 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5668 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5669 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5670 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5671 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5672 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5674 * config/i386/t-fprules-softfp64: New file.
5675 * config/i386/sfp-machine.h: New file.
5676 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5677 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5678 and soft-fp/t-softfp to tmake_file.
5679 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5680 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5682 * config/i386/t-linux64 (softfp_wrap_start): New.
5683 (softfp_wrap_end): New.
5684 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5685 supported for TARGET_64BIT.
5687 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5689 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5690 c_common_unsigned_type behavior.
5692 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5694 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5697 2007-05-16 Eric Christopher <echristo@apple.com>
5699 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5700 saving after stack push. Set sp_offset whenever we push.
5701 (rs6000_emit_epilogue): Move altivec register restore before
5704 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5706 * configure.ac: Allow sysroots to be relocated under $prefix as
5707 well as $exec_prefix.
5708 * configure: Regenerate.
5710 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5714 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5716 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5717 (gcc_tooldir): Likewise.
5718 * configure: Regenerate.
5719 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5720 old configure.ac gcc_tooldir setting.
5721 (prefix_to_exec_prefix): New variable.
5722 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5723 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5725 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5727 * c-typeck.c (build_binary_op): Return early for error.
5729 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5731 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5732 struct nb_iter_bound.
5733 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5734 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5735 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5736 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5737 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5738 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5739 (del_scev_info): Use ggc_free.
5740 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5741 * loop-init.c: Include ggc.h.
5742 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5743 (loop_optimizer_finalize): Use ggc_free.
5744 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5745 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5746 pass_iv_optimize): Add TODO_ggc_collect.
5747 * function.h (struct function): Remove skip marker from
5749 * cfgloop.c: Include ggc.h.
5750 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5752 (establish_preds): Vector superloops is gc allocated.
5753 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5755 (flow_loops_find): Vector larray is gc allocated.
5756 (loop_exit_free): Use ggc_free.
5757 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5758 that head of exits list is now not a part of struct loop.
5759 (record_loop_exits): Allocate exits table in gc memory.
5760 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5761 that head of exits list is now not a part of struct loop.
5762 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5763 struct loop_exit): Add GTY marker.
5764 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5765 Add skip marker to aux field. Make head of exits list a separate
5767 (struct loops): Add GTY marker. Make larray vector gc allocated.
5768 Add param marker to exits table.
5769 (get_loops): Type changed.
5770 * Makefile.in (tree-scalar-evolution.o): Add
5771 gt-tree-scalar-evolution.h dependency.
5772 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5773 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5774 * basic-block.h (struct basic_block_def): Remove skip marker from
5777 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5779 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5780 of 0 in the call to expand_expr().
5781 (expand_builtin_mathfn_3): Ditto.
5782 (expand_builtin_interclass_mathfn): Ditto.
5783 (expand_builtin_cexpi): Ditto.
5784 (expand_builtin_int_roundingfn): Ditto.
5785 (expand_builtin_int_roundingfn_2): Ditto.
5786 (expand_builtin_pow): Ditto.
5787 (expand_builtin_powi): Ditto.
5788 (expand_builtin_bswap): Ditto.
5789 (expand_builtin_unop): Ditto.
5790 (expand_builtin_fabs): Ditto.
5791 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5792 the call to expand_expr().
5793 (expand_builtin_sync_operation): Ditto.
5794 (expand_builtin_compare_and_swap): Ditto.
5795 (expand_builtin_lock_test_and_set): Ditto.
5796 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5797 instead of 0 in the call to expand_expr().
5798 (expand_builtin_extract_return_addr): Ditto.
5799 (expand_builtin_eh_return): Ditto.
5800 (expand_eh_return): Ditto.
5801 * explow.c (expr_size): Ditto.
5802 * expr.c (optimize_bitfield_assignment_op): Ditto.
5803 (expand_assignement): Ditto.
5804 (store_expr): Ditto.
5805 (store_field): Ditto.
5806 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5807 the call to expand_expr().
5808 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5809 in the call to expand_expr().
5810 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5811 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5812 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5814 * optabs.c (expand_vec_shift_expr): Ditto.
5815 (expand_vec_cond_expr): Ditto.
5816 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5817 call to expand_expr().
5818 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5819 in the call to expand_expr().
5821 2007-05-14 Dave Korn <dave.korn@artimi.com>
5823 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5825 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5827 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5828 instead of c_common_unsigned_type.
5829 (c_common_unsigned_type): Remove.
5830 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5831 c_common_unsigned_type.
5832 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5833 c_common_unsigned_type.
5834 * c-common.h (c_common_unsigned_type): Remove.
5835 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5836 c_common_unsigned_type.
5837 * c-format.c (check_format_types): Use unsigned_type_for instead of
5838 c_common_unsigned_type.
5839 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5840 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5841 of c_common_unsigned_type.
5842 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5843 lang_hooks.types.unsigned_type.
5844 * expmed.c (make_tree): Use unsigned_type_for instead of
5845 lang_hooks.types.unsigned_type.
5846 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5847 lang_hooks.types.unsigned_type.
5848 (build_range_check): Likewise.
5849 (fold_unary): Likewise.
5850 (fold_binary): Likewise.
5851 (fold_ternary): Likewise.
5852 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5853 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5854 * tree.c (get_unsigned_type): New.
5855 (unsigned_type_for): Use get_unsigned_type instead of
5856 lang_hooks.types.unsigned_type.
5858 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5860 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5861 to m68k_get_function_kind. Update its prototype.
5862 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5864 (m68k_interrupt_function_p): Return enum m68k_function_type
5865 instead of bool. Rename to m68k_get_function_kind.
5866 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5868 (m68k_compute_frame_layout): Don't mark any register for save
5869 if an interrupt_thread attribute is specified.
5870 (m68k_hard_regno_rename_ok): Update a use of
5871 m68k_interrupt_function_p.
5872 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5873 m68k_interrupt_function_p.
5874 (m68k_function_type): New.
5875 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5876 for a function with an interrupt_thread attribute.
5877 * doc/extend.texi: Document the interrupt_thread attribute.
5879 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5881 Fix PR tree-optimization/31911
5882 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5883 if they didn't change the expression.
5885 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5887 * tree-scalar-evolution.c (resolve_mixers): Exported.
5888 * tree-scalar-evolution.h (resolve_mixers): Declare.
5889 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5890 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5891 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5892 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5893 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5894 strip_conversion, analyze_offset_expr, address_analysis,
5895 object_analysis, analyze_offset): Removed.
5896 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5897 split_constant_offset, canonicalize_base_object_address,
5898 object_address_invariant_in_loop_p, disjoint_objects_p,
5899 dr_may_alias_p, dr_address_invariant_p): New functions.
5900 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5901 and dr_analyze_alias.
5902 (initialize_data_dependence_relation): Use dr_may_alias_p
5903 and object_address_invariant_in_loop_p.
5904 (compute_self_dependence): Handle the case when
5905 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5906 (find_data_references_in_stmt): Restrict the analysis of data
5907 references to the given loop nest.
5908 (find_data_references_in_loop): Made static. Pass loop nest to
5909 find_data_references_in_stmt.
5910 (compute_data_dependences_for_loop): Use DR_VOPS.
5911 (free_data_ref): Free DR_VOPS.
5912 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5913 (struct innermost_loop_behavior): ... new.
5914 (struct base_object_info): Replaced by ...
5915 (struct indices): ... new.
5916 (struct dr_alias): New.
5917 (enum data_ref_type): Removed.
5918 (struct data_reference): Consist of struct innermost_loop_behavior,
5919 struct indices and struct dr_alias.
5920 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5921 (DR_MEMTAG): Renamed to ...
5922 (DR_SYMBOL_TAG): ... this.
5923 (find_data_references_in_loop): Declaration removed.
5924 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5925 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5926 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5927 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5929 2007-05-13 Revital Eres <eres@il.ibm.com>
5931 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5932 which walks virtual def-use chains to find redundant stores.
5933 (dse_optimize_stmt): Call it.
5935 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5937 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5938 * passes.c (init_optimization_passes): Move pass_jump_bypass
5941 * basic-block.h (bb_has_eh_pred): Fix style issue.
5943 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5945 PR rtl-optimization/31848
5946 * loop-invariant.c (move_invariant_reg): If we move an insn
5947 with a REG_EQUAL note, and that insn is not always executed,
5948 remove the REG_EQUAL note.
5950 2007-05-12 Richard Guenther <rguenther@suse.de>
5952 PR tree-optimization/31797
5953 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5954 propagate into a stmt that has volatile ops.
5956 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5958 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5959 (gcc_tooldir): Likewise.
5960 * configure: Regenerate.
5961 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5962 old configure.ac gcc_tooldir setting.
5963 (prefix_to_exec_prefix): New variable.
5964 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5965 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5967 2007-05-11 Silvius Rus <rus@google.com>
5969 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5970 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5971 * c-common.h (strict_aliasing_warning): Change return type.
5972 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5973 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5974 (build_c_cast): Condition call to strict_aliasing_warning.
5975 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5976 * flags.h (set_Wstrict_aliasing): Declare.
5977 * opts.c (set_Wstrict_alising): Define, add call to.
5978 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5979 * tree-ssa-alias-warnings.c: New file.
5980 * tree-ssa-alias.c (compute_may_aliases): Add call to
5981 strict_aliasing_warning_backend.
5983 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5985 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5986 Use loop_depth and loop_outer accessor functions.
5987 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5988 determine_invariantness_stmt, move_computations_stmt): Ditto.
5989 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5990 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5991 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5992 * tree-scalar-evolution.c (interpret_loop_phi,
5993 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5994 instantiate_parameters_1, scev_const_prop): Ditto.
5995 * cfghooks.c (make_forwarder_block): Ditto.
5996 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5997 * modulo-sched.c (loop_canon_p): Ditto.
5998 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5999 slpeel_can_duplicate_loop_p): Ditto.
6000 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6001 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6002 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6003 cancel_loop, verify_loop_structure): Ditto.
6004 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6005 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6006 superloops vector instead of "pred" array.
6007 (establish_preds): Take father loop as an argument. Initialize the
6009 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6010 Do not initialize loop->outer.
6011 (flow_loop_tree_node_remove): Truncate the superloops vector.
6012 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6013 "pred" merged to "superloops" vector.
6014 (loop_depth, loop_outer): New.
6015 (fel_init): Use loop_outer.
6017 2007-05-11 Jan Hubicka <jh@suse.cz>
6019 * cgraphunit.c: Include gt-cgraphunit.h
6020 (static_ctors, static_dtors): New static vars.
6021 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6022 based on implementation in c-common.c
6023 (cgraph_finalize_function): Call record_cdtor_fn.
6024 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6025 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6026 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6027 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6028 build_cdtor, c_build_cdtor_fns): Remove.
6029 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6030 c_build_cdtor_fns): Remove prototype.
6032 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6035 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6036 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6037 * builtins.c (fold_builtin_memchr): New.
6038 (expand_builtin_memchr): Call the latter.
6039 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6040 * doc/extend.texi ([Other built-in functions provided by GCC]):
6043 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6045 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6046 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6047 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6048 PFPO_OP1_TYPE_SHIFT): Constants added.
6049 (DFP_ALL): Mode macro defined.
6050 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6051 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6052 Insn definitions added.
6053 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6054 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6057 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6059 PR tree-optimization/31885
6060 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6061 NULL_TREE to be undetermined.
6062 (automatically_generated_chrec_p): Return false for NULL.
6064 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6066 * config/bfin/bfin.h (MOVE_RATIO): Define.
6068 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6070 * config.gcc (sparc-wrs-vxworks): New target.
6071 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6072 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6073 * config/sparc/sparc.h: Include vxworks-dummy.h.
6074 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6075 include LABEL_REFs too.
6076 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6077 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6079 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6081 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6082 (sparc_emit_call_insn): New function.
6083 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6084 functions when generating VxWorks PIC.
6085 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6086 (call, call_value): Use sparc_emit_call_insn instead of
6089 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6091 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6093 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6095 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6096 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6097 split_double instead of operand_subword.
6099 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6101 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6102 * config/bfin/bfin.c (bfin_local_alignment): New function.
6103 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6105 2007-05-08 Chao-ying Fu <fu@mips.com>
6107 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6108 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6109 (smsub_widen_optab, umsub_widen_optab): Define.
6110 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6112 * genopinit.c (optabs): Fill in smsub_widen_optab and
6114 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6115 and umsub_widen_optab to implement multiply-subtract sequences.
6116 * config/mips/mips.md (*msac<u>_di): Rename to...
6117 (<u>msubsidi4): ...this. Extend condition to include
6118 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6119 of operand 0 to "ka" and use the three-operand form of msub<u>
6121 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6124 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6126 PR rtl-optimization/28011
6127 * reload.c (push_reload): Set dont_share if IN appears in OUT
6128 also when IN is a PLUS rtx.
6129 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6132 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6134 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6135 call unshare_all_decls.
6136 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6137 (unshare_all_decls): Remove.
6139 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6142 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6145 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6146 Nigel Stephens <nigel@mips.com>
6148 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6149 Update comments and all uses.
6150 (MIN_FPRS_PER_FMT): Define.
6151 * config/mips/mips.c (function_arg): Fix to correctly handle
6152 the -mips32r2 -mfp64 -mabi=32 case.
6153 (override_options): Enable use of odd-numbered registers for
6154 SFmode values on MIPS32.
6155 (mips_save_reg_p): Save whole floating-point register pair if
6156 either half is used.
6157 (compute_frame_size): Fix comment.
6159 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6161 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6162 argument of type bool.
6163 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6164 argument. Safely select temporary P register according to it.
6165 (do_link): Change call site of add_to_reg accordingly.
6166 (do_unlink): Add epilogue_p as a fourth argument and pass it
6168 (expand_interrupt_handler_epilogue): Change call of do_unlink
6170 (bfin_expand_prologue): Add a third argument sibcall_p.
6171 * config/bfin/bfin.md (epilogue): Change call of
6172 bfin_expand_epilogue accordingly.
6173 (sibcall_epilogue): Likewise.
6174 (eh_return_internal): Likewise.
6176 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6177 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6178 * config/bfin/bfin.c (bfin_handle_option): Handle
6179 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6180 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6181 Support bf534, bf536 and bf561.
6182 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6184 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6187 * config/i386/i386.c (ix86_function_regparm): Process local
6188 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6190 2007-05-07 Mike Stump <mrs@apple.com>
6192 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6193 also checks for and while statements in C++.
6195 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6197 * gcc.c (at_file_supplied): New variable.
6198 (main): Set it if we expanded argv.
6199 (do_spec_1): Pass an @-file to the linker if we were called with
6200 an @-file argument and HAVE_GNU_LD.
6201 * collect2.c (at_file_supplied): New variable.
6202 (response_file): New variable.
6203 (collect_exit): Unlink response_file if necessary.
6204 (handler): Likewise.
6205 (do_wait): Likewise.
6206 (main): Set at_file_supplied if we expanded argv.
6207 (collect_execute): Pass an @-file to subprocesses if we were called
6208 with an @-file argument.
6209 * configure.ac: Add define for HAVE_GNU_LD.
6210 * configure: Regenerate.
6211 * config.in: Regenerate.
6213 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6215 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6221 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6223 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6224 (TARGET_ENCODE_SECTION_INFO): Re-define.
6225 (m32c_encode_section_info): New
6226 (function_vector_handler): New
6227 (current_function_special_page_vector): New
6228 (m32c_special_page_vector_p): New.
6229 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6231 * config/m32c/jump.md: Added instruction JSRS for functions
6232 with attribute "function_vector".
6233 * doc/extend.texi (function_vector): Added description
6234 for M16C, M32C targets.
6236 2007-05-07 DJ Delorie <dj@redhat.com>
6239 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6240 ashrpsi3, lshrpsi3): Update shift count constraint.
6242 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6243 Nathan Froyd <froydnj@codesourcery.com>
6246 * c-incpath.c (add_path): Strip trailing path separators.
6248 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6250 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6251 Free dominance info before purging EH edges.
6252 (eliminate_degenerate_phis): Likewise.
6253 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6255 2007-05-07 Jan Hubicka <jh@suse.cz>
6257 * gimplify.c (gimplify_expr): Do not crash when folding
6258 (void *)(int)&a + 4.
6260 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6263 * c-opts.c (lang_fortran): Make it non static.
6264 * c-common.h (lang_fortran): New prototype.
6265 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6266 -lang-fortran option was passed by the driver.
6268 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6270 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6271 of ASSERT_CHECKING. Tweak message.
6273 2007-05-06 Revital Eres <eres@il.ibm.com>
6276 * loop-unroll.c (insert_var_expansion_initialization):
6277 Initialize the expansions with -zero instead of +zero.
6279 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6281 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6282 into pic and non-pic versions. Mark r19 as used for
6283 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6284 for tgd_load, tld_load and tie_load .
6285 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6286 version of tgd_load, tld_load and tie_load depending on the
6289 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6290 Jakub Jelinek <jakub@redhat.com>
6292 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6293 (__do_global_dtors_aux): Use more paranoid loop to run
6294 destructors if HIDDEN_DTOR_LIST_END.
6295 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6297 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6299 * varasm.c (align_variable): Don't increase alignment for
6300 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6301 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6303 2007-05-04 Josh Conner <jconner@apple.com>
6305 * basic-block.h (cdi_direction): Assign values to all enumeration
6307 (dom_computed): Remove.
6308 (dom_info_state): New.
6309 (set_dom_info_availability): New.
6310 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6311 walk_data.dom_direction.
6312 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6313 instead of dom_computed[].
6314 (split_edge): Likewise.
6315 (create_basic_block): Likewise.
6316 (merge_blocks): Likewise.
6317 * ifcvt.c (find_if_header): Likewise.
6318 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6319 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6320 * tree-ssa.c (verify_ssa): Likewise.
6321 * tree-cfg.c (tree_verify_flow_info): Likewise.
6322 (remove_edge_and_dominated_blocks): Likewise.
6323 * dominance.c (dom_computed): Make static.
6324 (calc_dfs_tree_nonrec): Change third param to a bool.
6325 (calc_dfs_tree): Change second param to a bool.
6326 (calc_idioms): Change second param to a bool. Use
6327 dom_convert_dir_to_idx.
6328 (init_dom_info): Validate dir before using.
6329 (dom_convert_dir_to_idx): New.
6330 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6331 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6332 (free_dominance_info): Use dom_convert_dir_to_idx.
6333 (get_immediate_dominator): Likewise.
6334 (set_immediate_dominator): Likewise.
6335 (get_dominated_by): Likewise.
6336 (redirect_immediate_dominators): Likewise.
6337 (nearest_common_denominator): Likewise.
6338 (dominated_by_p): Likewise.
6339 (bb_dom_dfs_in): Likewise.
6340 (bb_dom_dfs_out): Likewise.
6341 (recount_dominator): Likewise.
6342 (iterate_fix_dominators): Likewise.
6343 (add_to_dominance_info): Likewise.
6344 (delete_from_dominance_info): Likewise.
6345 (first_dom_son): Likewise.
6346 (next_dom_son): Likewise.
6347 (dom_info_available_p): Likewise.
6348 (dom_info_state): New.
6349 (set_dom_info_availability): New.
6351 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6353 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6355 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6357 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6359 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6360 (subdi3, subdi_carry): Delete.
6362 2007-05-04 Jan Hubicka <jh@suse.cz>
6363 Richard Guenther <rguenther@suse.de>
6365 * opts.c (decode_options): Do not fiddle with inlining
6366 parameters in case of optimizing for size.
6367 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6368 for size do nothing.
6369 (cgraph_decide_inlining_of_small_function): When optimizing for
6370 size never inline functions increasing caller size.
6371 (cgraph_early_inlining): Inline for size when optimizing for size.
6373 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6375 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6376 logical operations piecewise.
6377 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6378 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6379 subdi_sesidi_di): Delete.
6380 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6381 the generated sequence. Allow three-reg add in constraints. Rewrite
6382 the rtl expression for carry to avoid zero_extend of a constant.
6383 (sub_with_carry): New pattern.
6384 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6385 different sequence not involving jumps.
6386 (notbi): Now a named pattern.
6388 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6390 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6391 Add the note about a significant loss of accuracy of some
6392 mathematical routines when these options are used.
6394 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6396 * haifa-sched.c (rtx_vec_t): New typedef.
6397 (contributes_to_priority_p): Extract piece of priority () into new
6399 (priority): Use the function. Add assertion.
6400 (rank_for_schedule, set_priorities): Add assertion to check that
6401 insn's priority is initialized.
6402 (clear_priorities, calc_priorities): Change signature. Make it update
6403 all relevant insns. Update all callers ('add_to_speculative_block ()'
6404 and 'create_block_check_twin ()').
6405 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6406 Add new field 'priority_status'.
6407 (INSN_PRIORITY_STATUS): New macro.
6408 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6410 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6412 * sched-ebb.c (debug_ebb_dependencies): New static function.
6413 (init_ready_list): Use it.
6415 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6416 with changed signature and 'debug_rgn_dependencies ()'.
6417 (debug_rgn_dependencies): New static function.
6418 (init_ready_list): Use it.
6420 * sched-int.h (debug_dependencies): Declare.
6422 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6424 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6426 2007-05-04 Dirk Mueller <dmueller@suse.de>
6428 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6430 2007-05-03 Jan Hubicka <jh@suse.cz>
6432 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6433 ((T1)X op (T1)Y), for pointer type in more cases than before.
6435 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6437 * tree-object-size.c (plus_expr_object_size): When operand size is
6438 unknown, return unknown.
6440 2007-05-03 Dirk Mueller <dmueller@suse.de>
6442 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6444 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6447 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6449 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6451 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6453 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6455 * config/soft-fp/double.h, config/soft-fp/extended.h,
6456 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6457 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6458 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6459 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6462 2007-05-03 Ian Lance Taylor <iant@google.com>
6464 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6465 MASK_PPC_GFXOPT for 8540 or 8548.
6467 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6469 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6470 vect_print_dump_info() to output debug information.
6472 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6475 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6476 operands of size 2 when operand is not MEM_P.
6478 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6480 PR tree-optimization/30565
6481 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6483 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6485 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6486 (umulsi3_highpart): Use them.
6487 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6488 for final accumulator to D regisster tranfser.
6490 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6492 PR tree-optimization/31699
6493 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6495 (vect_enhance_data_refs_alignment): Compute peel amount using
6496 TYPE_VECTOR_SUBPARTS instead of vf.
6497 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6499 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6502 * system.h: Remove inclusion of double-int.h
6503 * tree.h: Include double-int.h
6504 * gengtype.c: Likewise
6505 * cfgloop.h: Likewise
6506 * Makefile.in: Adjust dependencies on double-int.h
6508 2007-05-02 Eric Christopher <echristo@apple.com>
6510 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6511 -shared to -Zdynamiclib.
6513 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6516 * c-common.c (strip_pointer_or_array_types): New function.
6517 * c-common.h (strip_pointer_or_array_types): New function declaration.
6519 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6521 PR tree-optimization/31771
6522 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6524 2007-05-02 Paul Brook <paul@codesourcery.com>
6526 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6528 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6531 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6534 2007-05-02 Nick Clifton <nickc@redhat.com>
6536 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6538 2007-05-02 Richard Guenther <rguenther@suse.de>
6540 PR tree-optimization/31146
6541 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6542 argument, single_use_p. If we have a single use that is
6543 a conversion to the definition rhs type, propagate that rhs.
6544 (forward_propagate_addr_expr): Pass single_use_p argument
6545 to forward_propagate_addr_expr_1.
6547 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6549 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6552 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6554 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6555 'AMD Family 10 core'.
6557 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6559 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6560 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6561 with SSE3 instruction set support.
6562 * doc/invoke.texi: Likewise.
6564 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6566 * config/i386/i386.c (override_options): Tuning 32-byte loop
6567 alignment for amdfam10 architecture. Increasing the max loop
6568 alignment to 24 bytes.
6570 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6572 * config/m68k/constraints.md: New.
6573 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6574 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6575 EXTRA_CONSTRAINT): Remove.
6576 * config/m68k/m68k.md: Include constraints.md.
6577 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6579 2007-05-01 Ian Lance Taylor <iant@google.com>
6581 PR tree-optimization/31739
6582 * tree-vrp.c (vrp_val_is_max): New static function.
6583 (vrp_val_is_min): New static function.
6584 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6586 (set_value_range): Use vrp_val_is_{max,min}.
6587 (extract_range_from_assert): Likewise.
6588 (extract_range_from_binary_expr): Likewise.
6589 (extract_range_from_unary_expr): Likewise.
6590 (dump_value_range, vrp_meet): Likewise.
6591 (vrp_visit_phi_node): Likewise.
6592 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6594 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6596 * config/i386/gmon-sol2.c (size_t): New type.
6597 (intptr_t): Likewise.
6598 (s_textsize): Declare as size_t.
6600 (monstartup): Use size_t for sizes.
6601 (_mcount): Save and restore registers.
6602 (internal_mcount): Pass 0 as the first argument to monstartup
6604 (moncontrol): Convert pointer to appropriately sized integer
6605 before passing to profil.
6607 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6609 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6610 __NO_FPRS__, not just if _SOFT_DOUBLE.
6611 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6612 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6613 also for E500 double.
6614 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6615 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6618 2007-05-01 Richard Guenther <rguenther@suse.de>
6620 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6623 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6625 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6627 2007-05-01 Jan Hubicka <jh@suse.cz>
6629 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6632 2007-05-01 Jan Hubicka <jh@suse.cz>
6634 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6635 (maybe_fold_offset_to_reference): Declare.
6636 * fold-const.c (fold_unary): Do not fold
6637 (type *)&A into &A->field_of_type_and_offset_0
6638 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6639 size is unknown, give up.
6640 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6642 (maybe_fold_offset_to_reference): New.
6643 (maybe_fold_stmt_indirect): Use it.
6644 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6645 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6647 (gimplify_expr): Likewise for plus_expr.
6649 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6651 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6652 bsi_after_labels. Always insert statements before bsi.
6653 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6654 * predict.c (apply_return_prediction): Check for empty blocks.
6655 * cfgexpand.c (lab_rtx_for_bb): New variable.
6656 (label_rtx_for_bb): Do not create new tree labels.
6657 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6658 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6659 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6661 (label_for_bb): Add field used.
6662 (update_eh_label, main_block_label): Mark the label used.
6663 (cleanup_dead_labels): Remove unused labels.
6665 2007-05-01 Richard Guenther <rguenther@suse.de>
6667 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6668 if it is not about to be set.
6669 (get_value_range): Do not pre-allocate equiv bitmap.
6670 (update_value_range): No need to clear equiv field.
6671 (add_equivalence): Change prototype to get bitmap pointer.
6672 Allocate bitmap here if it is not already.
6673 (extract_range_from_assert): Do not allocate bitmap here.
6674 Update callers to add_equivalence.
6675 (extract_range_from_ssa_name): Likewise.
6676 (get_vr_for_comparison): New static helper.
6677 (compare_name_with_value): Handle NULL equiv bitmap by
6678 peeling the first iteration of the comparison loop.
6679 Use get_vr_for_comparison.
6680 (compare_names): Handle NULL equiv bitmaps by using fake
6681 ones. Use get_vr_for_comparison.
6683 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6685 * double-int.c (mpz_set_double_int): Moved from
6686 tree-ssa-loop-niter.c.
6687 (mpz_get_double_int): Likewise; also, add option to wrap
6688 out-of-range integers.
6689 * double-int.h: New prototypes for above.
6690 * tree.c (get_static_type_bounds): Moved from
6691 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6692 TYPE_MAX_VALUE if they exist..
6693 * tree.h: New prototype for above.
6694 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6695 get_type_bounds calls.
6696 (mpz_set_double_int): Move to double-int.c.
6697 (get_type_bounds): Move to tree.c, rename to
6698 get_static_type_bounds.
6699 (mpz_to_double_int): Move to double-int.c, rename to
6702 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6704 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6705 DIV0 exception can fall through to a normal return.
6707 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6711 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6712 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6713 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6714 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6715 initialize align to silence bogus warning.
6716 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6717 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6719 (struct sra_walk_fns): Remove use_all parameter from use.
6720 (sra_hash_tree): Handle BIT_FIELD_REFs.
6721 (sra_elt_hash): Don't hash bitfld blocks.
6722 (sra_elt_eq): Skip them in parent compares as well. Handle
6724 (sra_walk_expr): Don't maintain or pass down use_all_p.
6725 (scan_use): Remove use_all parameter.
6726 (scalarize_use): Likewise. Re-expand assignment to
6727 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6728 output, and re-scalarize after output. Don't mark anything
6730 (scalarize_ldst): Adjust.
6731 (scalarize_walk_gimple_modify_statement): Likewise.
6732 (build_element_name_1): Handle BIT_FIELD_REFs.
6733 (instantiate_element): Don't warn for any element whose parent
6735 (instantiate_missing_elements_1): Return the sra_elt.
6736 (canon_type_for_field): New.
6737 (try_instantiate_multiple_fields): New.
6738 (instantiate_missing_elemnts): Use them.
6739 (mark_no_warning): Removed.
6740 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6741 (REPLDUP, sra_build_elt_assignment): New.
6742 (generate_copy_inout): Use them.
6743 (generate_element_copy): Likewise. Handle bitfld differences.
6744 (generate_element_zero): Don't recurse for blocks. Use
6745 sra_build_elt_assignment.
6746 (generate_one_element_int): Take elt instead of var. Use
6747 sra_build_elt_assignment.
6748 (generate_element_init_1): Adjust.
6749 (scalarize_use, scalarize_copy): Use REPLDUP.
6750 (scalarize_ldst): Move assert before dereference.
6751 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6753 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6756 * tree.c (reconstruct_complex_type): Reconstruct a reference
6758 Also use the same mode for the pointer as the old pointer type.
6760 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6762 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6765 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6767 PR rtl-optimization/31676
6768 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6769 (df_refs_record): Call it.
6771 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6773 * rtl.def (SS_ABS): New code.
6774 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6775 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6776 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6777 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6778 (bfin_init_builtins): Define them.
6779 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6780 (bfin_expand_builtin): ... and handle the others here.
6781 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6782 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6783 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6784 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6785 operand is only HImode.
6787 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6789 * regclass.c (scan_one_insn): Remove splitting of
6792 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6793 Nigel Stephens <nigel@mips.com>
6795 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6797 2007-04-28 Jan Hubicka <jh@suse.cz>
6799 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6800 insn_locators_alloc instead of insn_locators_initialize;
6801 call reset_block_changes.
6802 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6803 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6804 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6805 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6806 * config/score/score.c (th_output_mi_thunk): Likewise.
6807 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6808 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6809 tolerate uninitialized locator info.
6812 * function.c (init_function_start): Don't init line number info.
6813 (expand_function_end): Update.
6814 (reset_block_changes, record_block_change, finalize_block_changes,
6815 check_block_change, free_block_changes): Kill.
6816 * function.h (reset_block_changes, record_block_change,
6817 finalize_block_changes, check_block_change, free_block_changes):
6819 (struct function): Remove ib_boundaries_block.
6820 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6821 Use curr_insn_locator to initialize locator.
6822 (emit_line_note): Remove.
6823 * cfgexpand.c (expand_gimple_cond_expr): Update.
6824 (construct_exit_block): Likewise.
6825 (tree_expand_cfg): Initialize/finalize locators.
6826 * expr.c (expand_expr_real): Update.
6827 * cfglayout.c (line_locators_locs, line_locators_lines,
6828 file_locators_locs, file_locators_files): Remove.
6829 (set_block_levels): Move to cfgexpand.c.
6830 (insn_locators_initialize): Remove.
6831 (pass_insn_locators_initialize): Remove.
6832 (locations_locators_locs, locations_locators_vals): New static vars.
6833 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6835 (insn_locators_alloc, insn_locators_finalize,
6836 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6838 (locator_location): New.
6839 (locator_line, locator_file): Rewrite.
6840 * rtl.h (emit_line_note): Kill.
6841 (insn_locators_alloc, insn_locators_finalize,
6842 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6844 * tree-inline.c (initialize_cfun): Do not initialize
6845 ib_boundaries_block.
6846 * passes.c (pass_insn_locators_initialize): Remove.
6848 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6850 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6851 info. Update last_basic_block correctly.
6853 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6856 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6857 register itself to hold the offset constant. Tell flow the use
6858 of r4 and r5 when they are used.
6860 2007-04-27 Richard Guenther <rguenther@suse.de>
6862 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6863 if we simplified anything.
6864 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6865 warnings until we did a simplification and the stmt was not
6866 marked as TREE_NO_WARNING.
6868 2007-04-27 Mike Stump <mrs@apple.com>
6870 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6872 2007-04-27 Ian Lance Taylor <iant@google.com>
6875 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6876 TYPE_MAX_VALUE exist, convert them to the new type.
6878 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6880 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6881 if it claims to be available.
6882 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6884 (perform_tree_ssa_dce): Always free postdominators.
6886 2007-04-27 Richard Henderson <rth@redhat.com>
6888 * config/alpha/predicates.md (aligned_memory_operand): Mark
6889 as define_special_predicate.
6890 (unaligned_memory_operand, normal_memory_operand): Likewise.
6891 (reg_or_unaligned_mem_operand): Remove.
6892 (any_memory_operand): Match the documentation and check for
6893 non-renumbered pseudos during reload.
6894 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6895 alpha_secondary_reload_class, update to new interface, make static.
6896 Handle CQImode like HImode. Remove FP subreg check.
6897 (alpha_expand_mov): Use replace_equiv_address.
6898 (alpha_expand_mov_nobwx): Use any_memory_operand.
6899 (TARGET_SECONDARY_RELOAD): New.
6900 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6901 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6902 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6903 * config/alpha/alpha.md: ... here.
6904 (RELOAD12, reloadmode): New.
6906 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6907 Don't handle the aligned case here.
6908 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6909 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6910 reload_inhi_help. Don't expect a scratch register.
6911 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6913 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6915 2007-04-27 Richard Guenther <rguenther@suse.de>
6917 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6919 2007-04-27 Richard Guenther <rguenther@suse.de>
6921 PR tree-optimization/30965
6922 PR tree-optimization/30978
6923 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6924 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6925 (find_equivalent_equality_comparison): Likewise.
6926 (simplify_cond): Likewise.
6927 (get_prop_source_stmt): New helper.
6928 (get_prop_dest_stmt): Likewise.
6929 (can_propagate_from): Likewise.
6930 (remove_prop_source_from_use): Likewise.
6931 (combine_cond_expr_cond): Likewise.
6932 (forward_propagate_comparison): New function.
6933 (forward_propagate_into_cond): Rewrite to use fold for
6935 (tree_ssa_forward_propagate_single_use_vars): Call
6936 forward_propagate_comparison to propagate comparisons.
6938 2007-04-27 Richard Guenther <rguenther@suse.de>
6940 PR tree-optimization/31715
6941 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6942 sure to do computation on the offset in an appropriate
6945 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6947 * reload.h (elimination_target_reg_p): Declare.
6948 * reload.c (find_reloads): Don't apply the reg_rtx move
6949 optimization if the SET_DEST satisfies elimination_target_reg_p.
6950 * reload1.c (elimination_target_reg_p): New function.
6951 (gen_reload): In the move/add2 fallback, make sure that op0
6952 does not overlap the destination register.
6954 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6956 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6957 transform only GIMPLE_MODIFY_STMTs.
6958 * tree-complex.c (expand_complex_operations_1): Ditto.
6959 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6960 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6961 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6963 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6964 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6965 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6966 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6967 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6968 slpeel_add_loop_guard): Ditto.
6969 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6970 * lambda-code.c (perfect_nestify): Ditto.
6971 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6972 before the first statement.
6973 * tree-optimize.c (execute_free_datastructures): Fix comments.
6974 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6975 * tree-flow.h (disband_implicit_edges): Declaration removed.
6976 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6978 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
6979 COND_EXPRs without gotos.
6980 (disband_implicit_edges, has_label_p): Removed.
6981 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6982 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6984 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6986 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6987 also for COND_EXPRs.
6988 * cfgexpand.c (label_rtx_for_bb): New function.
6989 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6990 Use label_rtx_for_bb to find the labels.
6991 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6992 last block. Detect fallthru edges.
6994 2007-04-26 Ian Lance Taylor <iant@google.com>
6997 * reload.c (find_reloads_subreg_address): If the address was valid
6998 in the original mode but not in the new mode, reload the whole
7001 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7003 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7004 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7005 (cleanup_control_expr_graph): Do not invalidate dominance info.
7006 Record altered blocks.
7007 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7008 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7009 cleanup_tree_cfg_bb): New functions.
7010 (remove_forwarder_block): Do not maintain the worklist of blocks.
7011 Record altered blocks.
7012 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7014 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7015 delete_unreachable_blocks if dominators are not available.
7016 * tree-inline.c (optimize_inline_calls): Free dominance information
7018 * tree-flow.h (remove_edge_and_dominated_blocks,
7019 cfgcleanup_altered_bbs): Altered.
7020 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7022 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7024 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7025 do not invalidate dominators.
7027 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7029 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7030 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7031 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7032 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7034 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7036 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7038 2007-04-26 Richard Guenther <rguenther@suse.de>
7040 PR tree-optimization/31703
7041 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7042 the right type for the target of the bittest.
7044 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7046 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7047 ix86_sol10_return_in_memory.
7049 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7051 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7054 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7057 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7059 PR tree-optimization/30558
7060 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7061 clear this_state.prev_try.
7063 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7064 Mark Mitchell <mark@codesourcery.com>
7066 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7067 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7068 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7070 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7073 * doc/invoke.texi (%:print-asm-header): Document.
7074 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7076 (static_spec_functions): Add print-asm-header.
7077 (main): Print a banner before the --target-help linker options.
7078 (print_asm_header_spec_function): New function.
7080 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7083 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7084 (movsf_ie): Likewise.
7086 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7088 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7090 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7092 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7093 exception for divide-by-zero.
7094 (__umodsi3, __modsi3): Likewise.
7096 2007-04-25 Dirk Mueller <dmueller@suse.de>
7098 * c-typeck.c (build_compound_expr): Annotate warning()
7099 call with OPT_Wunused_value.
7100 * tree-ssa.c (warn_uninit): Annotate warning with
7102 * c-common.c (handle_sentinel_attribute): Annotate warning
7103 call with OPT_Wattributes.
7105 2007-04-25 Thiemo Seufer <ths@mips.com>
7107 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7109 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7110 on to the assembler. Improve handling of -mno-mips16. Add handling
7111 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7112 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7113 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7114 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7116 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7119 * config/i386/winnt.c (i386_pe_file_end): Strip only
7120 USER_LABEL_PREFIX when writing export name.
7122 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7124 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7125 sh/elf.h, vx-common.h and vxworks.h.
7126 * config/sh/sh.h: Include config/vxworks-dummy.h.
7127 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7128 (OVERRIDE_OPTIONS): Use it.
7129 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7130 (vxworks_picreg): New pattern.
7131 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7132 VXWORKS_OS_CPP_BUILTINS.
7133 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7134 to their VXWORKS_* equivalents.
7135 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7136 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7137 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7138 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7139 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7140 -mrtp/-fPIC multilibs.
7141 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7142 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7143 (MULTILIB_OSDIRNAMES): Delete.
7145 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7148 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7150 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7152 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7153 rounding mode to be specified by the caller.
7154 (real_to_mpfr) Likewise.
7155 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7156 include new arguments.
7157 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7159 2007-04-24 Ian Lance Taylor <iant@google.com>
7161 PR tree-optimization/31605
7162 * tree-vrp.c (set_value_range): Check that min and max are not
7163 both overflow infinities.
7164 (set_value_range_to_value): New static function.
7165 (extract_range_from_binary_expr): Call set_value_range_to_value.
7166 (extract_range_from_cond_expr): Likewise.
7167 (extract_range_from_expr): Likewise.
7168 (extract_range_from_unary_expr): Likewise. Don't create a range
7169 which overflows on both sides.
7170 (vrp_meet): Check for a useless range.
7171 (vrp_visit_phi_node): If we see a constant which looks like an
7172 overflow infinity, turn off the TREE_OVERFLOW flag.
7174 2007-04-24 Ian Lance Taylor <iant@google.com>
7176 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7178 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7181 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7182 diagnostic message is being built.
7183 * tree-pretty-print.c (dump_generic_node): Only write the
7184 formatted text into BUFFER's stream if we are not building a
7186 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7188 * Makefile.in (toplev.o): Depend on tree-pass.h.
7190 2007-04-24 Ian Lance Taylor <iant@google.com>
7192 PR tree-optimization/31602
7193 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7194 conditionals in the copied loop header.
7195 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7196 warnings if TREE_NO_WARNING is set.
7197 * doc/invoke.texi (Warning Options): Clarify that
7198 -Wstrict-overflow does not warn about loops.
7200 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7202 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7203 expand on the comment about _Decimal128 arguments and check the
7204 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7205 that _Decimal128 argument uses even/odd register pair.
7206 (function_arg): Ditto.
7208 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7210 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7211 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7213 2007-04-24 Richard Guenther <rguenther@suse.de>
7214 Olga Golovanevsky <olga@il.ibm.com>
7216 * fold-const.c (multiple_of_p): Check for bottom
7219 2007-04-24 Richard Henderson <rth@redhat.com>
7221 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7222 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7223 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7224 looking for non-zero bits shifted out. Avoid a recursive call
7225 when constructing the scalar.
7226 (__floatundisf): Likewise.
7228 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7230 * dwarf2out.c (field_byte_offset): Move the existing logic
7231 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7232 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7234 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7237 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7238 length argument of 0 for memset.
7239 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7240 unsigned shift instead of the signed variant.
7242 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7244 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7245 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7246 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7247 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7248 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7249 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7250 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7251 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7252 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7253 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7254 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7255 "mul<mode>3", "div<mode>3"): Insn definitions added.
7256 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7257 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7258 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7259 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7260 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7261 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7262 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7263 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7264 TARGET_FLOAT_FORMAT): Macro definitions removed.
7265 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7266 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7267 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7268 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7269 (s390_gen_rtx_const_DI): Function removed.
7270 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7272 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7274 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7275 over an external ffs function.
7277 2007-04-24 Chao-ying Fu <fu@mips.com>
7278 Richard Sandiford <richard@nildram.co.uk>
7280 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7281 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7282 (smadd_widen_optab, umadd_widen_optab): Define.
7283 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7285 * genopinit.c (optabs): Fill in smadd_widen_optab and
7287 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7288 and umadd_widen_optab to implement multiply-add sequences.
7289 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7290 (<u>maddsidi4): ...this. Extend condition to include
7291 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7292 of operand 0 to "ka" and use the three-operand form of madd<u>
7294 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7296 * config/mips/constraints.md (ka): New register constraint.
7298 2007-04-24 Jan Hubicka <j@suse.cz>
7302 2007-04-23 Jan Hubicka <jh@suse.cz>
7303 * function.c (init_function_start): Don't init line number info.
7304 (expand_function_end): Update.
7305 (reset_block_changes, record_block_change, finalize_block_changes,
7306 check_block_change, free_block_changes): Kill.
7307 * function.h (reset_block_changes, record_block_change,
7308 finalize_block_changes, check_block_change, free_block_changes):
7310 (struct function): Remove ib_boundaries_block.
7311 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7312 Use curr_insn_locator to initialize locator.
7313 (emit_line_note): Remove.
7314 * cfgexpand.c (expand_gimple_cond_expr): Update.
7315 (construct_exit_block): Likewise.
7316 (tree_expand_cfg): Initialize/finalize locators.
7317 * expr.c (expand_expr_real): Update.
7318 * cfglayout.c (line_locators_locs, line_locators_lines,
7319 file_locators_locs, file_locators_files): Remove.
7320 (set_block_levels): Move to cfgexpand.c.
7321 (insn_locators_initialize): Remove.
7322 (pass_insn_locators_initialize): Remove.
7323 (locations_locators_locs, locations_locators_vals): New static vars.
7324 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7326 (insn_locators_alloc, insn_locators_finalize,
7327 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7329 (locator_location): New.
7330 (locator_line, locator_file): Rewrite.
7331 * rtl.h (emit_line_note): Kill.
7332 (insn_locators_alloc, insn_locators_finalize,
7333 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7335 * tree-inline.c (initialize_cfun): Do not initialize
7336 ib_boundaries_block.
7337 * passes.c (pass_insn_locators_initialize): Remove.
7339 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7341 * doc/invoke.texi: Removed leading '-' from option index entries.
7343 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7345 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7347 (create_phi_node): Use set_phi_nodes.
7348 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7349 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7350 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7351 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7352 (bsi_start, bsi_last): Use bb_stmt_list.
7353 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7354 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7355 Traverse the statements using tsi iterator.
7356 * basic-block.h (struct basic_block_def): Fields stmt_list
7357 and phi_nodes moved to ...
7358 (struct tree_bb_info): ... new structure.
7359 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7360 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7361 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7362 (tree_verify_flow_info): Verify that il.tree is not set for
7363 entry and exit block.
7364 (tree_split_block): Use set_bb_stmt_list.
7366 2007-04-23 Mike Stump <mrs@apple.com>
7368 * config/i386/i386.c (ix86_tune_features
7369 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7372 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7374 * config/i386/i386.md (prefix_extra): New attribute.
7375 (length): Add prefix_extra.
7377 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7378 (sse2_movntv2di): Likewise.
7379 (sse2_cvtps2dq): Likewise.
7380 (sse2_cvtpd2pi): Likewise.
7381 (sse2_cvttpd2pi): Likewise.
7382 (*sse2_cvtpd2ps): Likewise.
7383 (*add<mode>3): Likewise.
7384 (sse2_ssadd<mode>3): Likewise.
7385 (sse2_usadd<mode>3): Likewise.
7386 (*sub<mode>3): Likewise.
7387 (sse2_sssub<mode>3): Likewise.
7388 (sse2_ussub<mode>3): Likewise.
7389 (*mulv8hi3): Likewise.
7390 (*smulv8hi3_highpart): Likewise.
7391 (*umulv8hi3_highpart): Likewise.
7392 (sse2_umulv2siv2di3): Likewise.
7393 (sse2_pmaddwd): Likewise.
7394 (ashr<mode>3): Likewise.
7395 (lshr<mode>3): Likewise.
7396 (ashl<mode>3): Likewise.
7397 (sse2_ashlti3): Likewise.
7398 (sse2_lshrti3): Likewise.
7399 (*umaxv16qi3): Likewise.
7400 (*smaxv8hi3): Likewise.
7401 (*uminv16qi3): Likewise.
7402 (*sminv8hi3): Likewise.
7403 (sse2_eq<mode>3): Likewise.
7404 (sse2_gt<mode>3): Likewise.
7405 (*and<mode>3): Likewise.
7406 (sse2_nand<mode>3): Likewise.
7407 (*ior<mode>3): Likewise.
7408 (*xor<mode>3): Likewise.
7409 (sse2_packsswb): Likewise.
7410 (sse2_packssdw): Likewise.
7411 (sse2_packuswb): Likewise.
7412 (sse2_punpckhbw): Likewise.
7413 (sse2_punpcklbw): Likewise.
7414 (sse2_punpckhwd): Likewise.
7415 (sse2_punpcklwd): Likewise.
7416 (sse2_punpckhdq): Likewise.
7417 (sse2_punpckldq): Likewise.
7418 (sse2_punpckhqdq): Likewise.
7419 (sse2_punpcklqdq): Likewise.
7420 (*sse2_pinsrw): Likewise.
7421 (*sse2_pextrw): Likewise.
7422 (sse2_pshufd_1): Likewise.
7423 (sse2_uavgv16qi3): Likewise.
7424 (sse2_uavgv8hi3): Likewise.
7425 (sse2_psadbw): Likewise.
7426 (sse2_pmovmskb): Likewise.
7427 (*sse2_maskmovdqu): Likewise.
7428 (*sse2_maskmovdqu_rex64): Likewise.
7429 (sse4a_extrqi): Likewise.
7430 (sse4a_extrq): Likewise.
7431 (sse3_lddqu): Set prefix_rep.
7432 (sse3_addsubv4sf3): Likewise.
7433 (sse3_haddv4sf3): Likewise.
7434 (sse3_hsubv4sf3): Likewise.
7435 (sse_cvtss2si): Likewise.
7436 (sse_cvtss2si_2): Likewise.
7437 (sse_cvtss2siq): Likewise.
7438 (sse_cvtss2siq_2): Likewise.
7439 (sse_cvttss2si): Likewise.
7440 (sse_cvttss2siq): Likewise.
7441 (sse2_cvttps2dq): Likewise.
7442 (sse3_movshdup): Likewise.
7443 (sse3_movsldup): Likewise.
7444 (sse2_cvtsd2si): Likewise.
7445 (sse2_cvtsd2si_2): Likewise.
7446 (sse2_cvtsd2siq): Likewise.
7447 (sse2_cvtsd2siq_2): Likewise.
7448 (sse2_cvttsd2si): Likewise.
7449 (sse2_cvttsd2siq): Likewise.
7450 (*sse2_cvtpd2dq): Likewise.
7451 (*sse2_cvttpd2dq): Likewise.
7452 (sse2_pshuflw_1): Likewise.
7453 (sse2_pshufhw_1): Likewise.
7454 (sse4a_insertqi): Likewise.
7455 (sse4a_insertq): Likewise.
7456 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7457 (ssse3_phadddv4si3): Likewise.
7458 (ssse3_phaddswv8hi3): Likewise.
7459 (ssse3_phsubwv8hi3): Likewise.
7460 (ssse3_phsubdv4si3): Likewise.
7461 (ssse3_phsubswv8hi3): Likewise.
7462 (ssse3_pmaddubswv8hi3): Likewise.
7463 (ssse3_pmulhrswv8hi3): Likewise.
7464 (ssse3_pshufbv16qi3): Likewise.
7465 (ssse3_psign<mode>3): Likewise.
7466 (ssse3_palignrti): Likewise.
7467 (abs<mode>2): Likewise.
7468 (ssse3_phaddwv4hi3): Set prefix_extra.
7469 (ssse3_phadddv2si3): Likewise.
7470 (ssse3_phaddswv4hi3): Likewise.
7471 (ssse3_phsubwv4hi3): Likewise.
7472 (ssse3_phsubdv2si3): Likewise.
7473 (ssse3_phsubswv4hi3): Likewise.
7474 (ssse3_pmaddubswv4hi3): Likewise.
7475 (ssse3_pmulhrswv4hi3): Likewise.
7476 (ssse3_pshufbv8qi3): Likewise.
7477 (ssse3_psign<mode>3): Likewise.
7478 (ssse3_palignrdi): Likewise.
7479 (abs<mode>2): Likewise.
7480 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7481 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7482 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7484 2007-04-23 Nick Clifton <nickc@redhat.com>
7486 * params.def: Fix formatting of emacs local variables.
7488 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7490 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7491 move if inter-unit move isn't allowed.
7492 Don't split moving the first element of V2DI to DI to inter-unit
7493 move if inter-unit move isn't allowed.
7495 2007-04-23 Richard Guenther <rguenther@suse.de>
7497 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7498 and CDI_POST_DOMINATORS separately.
7500 2007-04-23 Nick Clifton <nickc@redhat.com>
7502 * c.opt (Wformat-contains-nul): Add warning attribute.
7504 2007-04-23 Jan Hubicka <jh@suse.cz>
7506 * function.c (init_function_start): Don't init line number info.
7507 (expand_function_end): Update.
7508 (reset_block_changes, record_block_change, finalize_block_changes,
7509 check_block_change, free_block_changes): Kill.
7510 * function.h (reset_block_changes, record_block_change,
7511 finalize_block_changes, check_block_change, free_block_changes):
7513 (struct function): Remove ib_boundaries_block.
7514 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7515 Use curr_insn_locator to initialize locator.
7516 (emit_line_note): Remove.
7517 * cfgexpand.c (expand_gimple_cond_expr): Update.
7518 (construct_exit_block): Likewise.
7519 (tree_expand_cfg): Initialize/finalize locators.
7520 * expr.c (expand_expr_real): Update.
7521 * cfglayout.c (line_locators_locs, line_locators_lines,
7522 file_locators_locs, file_locators_files): Remove.
7523 (set_block_levels): Move to cfgexpand.c.
7524 (insn_locators_initialize): Remove.
7525 (pass_insn_locators_initialize): Remove.
7526 (locations_locators_locs, locations_locators_vals): New static vars.
7527 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7529 (insn_locators_alloc, insn_locators_finalize,
7530 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7532 (locator_location): New.
7533 (locator_line, locator_file): Rewrite.
7534 * rtl.h (emit_line_note): Kill.
7535 (insn_locators_alloc, insn_locators_finalize,
7536 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7538 * tree-inline.c (initialize_cfun): Do not initialize
7539 ib_boundaries_block.
7540 * passes.c (pass_insn_locators_initialize): Remove.
7542 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7545 * expr.c (reduce_to_bit_field_precision): Handle
7548 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7550 PR tree-optimization/24659
7551 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7552 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7553 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7554 * genopinit.c (optabs): Rename vec_pack_mod_optab
7555 to vec_pack_trunc_optab.
7556 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7557 early for scalar floating point operands for NOP_EXPR.
7558 (vectorizable_type_promotion): Ditto.
7559 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7560 vec_pack_trunc_optab.
7561 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7563 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7564 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7565 Rename from VEC_PACK_MOD_EXPR.
7566 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7567 * expr.c (expand_expr_real_1): Ditto.
7568 * tree-inline.c (estimate_num_insns_1): Ditto.
7569 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7571 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7572 (vec_unpacks_lo_v4sf): Ditto.
7573 (vec_pack_trunc_v2df): Ditto.
7574 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7575 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7576 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7578 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7580 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7582 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7583 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7584 packing of floating point operands.
7585 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7586 represent unpacking of floating point operands.
7587 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7588 [vec_unpacks_hi]: Ditto.
7589 [vec_unpacks_lo]: Ditto.
7591 2007-04-22 Jan Hubicka <jh@suse.cz>
7593 * final.c (rest_of_handle_final): Call
7594 targetm.asm_out.constructor/targetm.asm_out.destructor
7595 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7596 proper priority via decl_*_priority_insert.
7597 * c-common.c (c_expand_body): Likewise.
7599 2007-04-22 Richard Guenther <rguenther@suse.de>
7601 PR tree-optimization/29789
7602 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7603 (rewrite_reciprocal): New helper split out from
7604 determine_invariantness_stmt.
7605 (rewrite_bittest): Likewise.
7606 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7607 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7610 2007-04-22 Revital Eres <eres@il.ibm.com>
7612 * loop-unroll.c (var_to_expand): New field to support also
7613 insns of the form x = something + x.
7614 (analyze_insn_to_expand_var): Use it.
7615 (expand_var_during_unrolling): Likewise.
7617 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7619 * predict.c: Include pointer-set.h.
7620 (bb_predictions): New variable.
7621 (tree_predicted_by_p, tree_predict_edge,
7622 remove_predictions_associated_with_edge): Use bb_predictions map
7623 instead of bb->predictions.
7624 (clear_bb_predictions, assert_is_empty): New functions.
7625 (combine_predictions_for_bb): Use bb_predictions map. Call
7626 clear_bb_predictions.
7627 (tree_estimate_probability): Create and free bb_predictions map.
7628 * Makefile.in (predict.o): Add pointer-set.h dependency.
7629 * basic-block.h (struct basic_block_def): Remove predictions
7631 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7633 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7636 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7639 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7641 * timevar.c (timevar_print): Change reference of --disable-checking to
7642 --enable-checking=release. Also warn if assert checking is disabled.
7644 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7647 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7648 decl as addressable if the compound literal was marked as
7650 Mark the decl as a gimple register if it is a complex or
7651 vector decl and does not live in memory.
7653 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7655 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7656 (GENERIC_NEXT): New function macro.
7657 (PHI_CHAIN): Use phi_node's new chain variable.
7658 (tree_phi_node): Change tree_common to tree_base
7659 and add the chain field.
7660 * tree-phinodes.c (make_phi_node): Don't set
7661 TREE_TYPE on the new node.
7662 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7663 instead of checking GIMPLE_TUPLE_P in chain_next.
7664 * tree-vect-transform.c
7665 (get_initial_def_for_induction): Look at
7666 PHI_RESULT_TREE for the type of the phi node.
7667 (update_vuses_to_preheader): Use PHI_CHAIN
7668 instead of TREE_CHAIN on the phi node.
7669 * tree-ssa-structalias.c (compute_points_to_sets):
7671 (ipa_pta_execute): Likewise.
7673 2007-04-21 Richard Guenther <rguenther@suse.de>
7676 * fold-const.c (fold_unary): Call fold_convert_const on the
7679 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7681 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7682 (store_killed_in_pat): New.
7684 2007-04-20 Richard Henderson <rth@redhat.com>
7687 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7688 TREE_LIST with a void_type_node value, not void_list_node exactly.
7690 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7692 * doc/standards.texi: Re-arrange into language-specific
7693 subsections. Add a C++ section, documenting which standards we
7696 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7698 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7699 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7701 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7703 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7704 ecrti.o and crtbegin.o.
7705 (LIB_DEFAULT_SPEC): Include -lc.
7706 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7708 2007-04-20 Richard Henderson <rth@redhat.com>
7711 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7712 argument; update all callers.
7713 (get_unaligned_offset): New.
7714 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7715 get_unaligned_address, just pass on the address directly.
7716 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7717 the subreg in the helper patterns.
7718 (unaligned_extendqidi_le): Use get_unaligned_offset.
7719 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7720 (unaligned_extendhidi_be): Likewise.
7721 (unaligned_extendhidi): Tidy.
7722 * config/alpha/alpha-protos.h: Update.
7724 2007-04-20 Richard Henderson <rth@redhat.com>
7726 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7727 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7728 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7729 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7730 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7731 (CPP_SPEC): Don't include %(cpp_subtarget).
7732 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7733 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7734 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7736 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7738 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7739 for __builtin_ia32_cmpordss.
7741 PR tree-optimization/31632
7742 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7743 and arg1 for optimizations of comparison against min/max values.
7744 Fold arg0 to arg1's type for optimizations of comparison against
7745 min+1 and max-1 values.
7747 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7749 * reload.c (combine_reloads): When trying to use a dying register,
7750 check whether it's uninitialized and don't use if so.
7752 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7754 * fold-const.c: Remove prototypes for native_encode_expr and
7755 native_interpret_expr.
7756 (native_encode_expr): Make non-static.
7757 (native_interpret_expr): Likewise.
7758 * tree.h: Add prototypes for the above.
7760 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7762 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7763 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7764 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7765 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7766 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7767 Add length attributes.
7769 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7771 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7774 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7775 __STDC_WANT_DEC_FP__.
7777 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7779 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7780 for long double compatibility.
7781 * configure: Regenerate.
7783 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7785 PR rtl-optimization/29841
7786 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7788 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7789 that may cause control flow transfer from being moved.
7791 2007-04-18 Jan Hubicka <jh@suse.cz>
7793 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7796 2007-04-18 Eric Christopher <echristo@apple.com>
7798 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7799 only. Update operands.
7800 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7801 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7802 link register to pic register.
7804 2007-04-18 Dirk Mueller <dmueller@suse.de>
7807 * tree-vrp.c (search_for_addr_array): New.
7808 (check_array_bounds): Suppress warning about
7809 address taken of array refs if its not de-referenced.
7811 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7813 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7814 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7816 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7817 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7818 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7820 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7822 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7824 (vect_analyze_scalar_cycles): Fix indentation.
7825 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7826 (vect_mark_relevant): Include phis in relevance analysis.
7828 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7830 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7832 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7833 output_operand_lossage().
7835 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7837 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7838 the unused code for reduction without adjust-in-epilog to simplify the
7841 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7843 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7844 (S390_TDC_NEGATIVE_ZERO): New constant.
7845 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7846 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7847 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7848 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7849 (S390_TDC_POSITIVE_INFINITY): New constant.
7850 (S390_TDC_NEGATIVE_INFINITY): New constant.
7851 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7852 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7853 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7854 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7855 (S390_TDC_INFINITY): New constant.
7856 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7857 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7858 optimization for UNSPEC_CCZ_TO_INT.
7859 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7860 ("*ccz_to_int"): New insn.
7861 ("isinf<mode>2"): New insn.
7862 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7863 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7864 (UNSPEC_CCZ_TO_INT): New constant.
7866 2007-04-18 Richard Guenther <rguenther@suse.de>
7868 PR tree-optimization/19431
7869 PR tree-optimization/21463
7870 * tree-pass.h (pass_phiprop): Declare.
7871 * passes.c (init_optimization_passes): New phiprop pass.
7872 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7873 (phivn_valid_p): New helper function.
7874 (phiprop_insert_phi): Likewise.
7875 (propagate_with_phi): Likewise.
7876 (tree_ssa_phiprop): New propagator propagating loads
7877 through phi nodes if profitable.
7879 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7881 * tree-vect-analyze.c (process_use): New function.
7882 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7883 Check phis in all bbs.
7884 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7887 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7889 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7892 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7895 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7898 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7900 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7902 (sse_vmmulv4sf3): Likewise.
7903 (sse2_vmaddv2df3): Likewise.
7904 (sse2_vmmulv2df3): Likewise.
7906 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7908 PR rtl-optimization/31360
7909 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7910 (target_reg_cost): New.
7911 (init_set_costs): Initialize target_reg_cost. Add comments
7912 regarding the rationale of the costs.
7913 (global_cost_for_size): Renamed to...
7914 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7915 of register pressure.
7916 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7917 estimate_reg_pressure_cost. Add number of ivs.
7918 (determine_set_costs): Dump target_reg_cost.
7919 * loop-invariant.c (gain_for_invariant): Use
7920 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7921 (best_gain_for_invariant, find_invariants_to_move): Remove
7923 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7924 (target_reg_cost): Declare.
7925 (global_cost_for_size): Declaration removed.
7926 (estimate_reg_pressure_cost): Declare.
7928 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7930 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7931 regnos into even/odd register pairs.
7932 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7933 TDmode similar to the other floating point modes.
7934 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7935 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7937 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7938 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7939 (movdd_hardfloat64): Use TARGET_MFPGPR.
7941 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7943 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7946 2005-01-05 Richard Henderson <rth@redhat.com>
7948 * reload1.c (do_input_reload): Restrict the optimization deleteing
7949 a previous output reload to RELOAD_FOR_INPUT.
7951 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7953 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7954 induc_vec_info_type.
7955 (vectorizable_induction): New function declaration.
7956 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7957 check if already vectorized. Find first place in BB where new stmts
7958 can be inserted. Takes only one argument.
7959 (vectorizable_induction): New function.
7960 (vect_transform_stmt): Add case for induc_vec_info_type to call
7961 vectorizable_induction.
7962 (vect_transform_loop): Consider phis for vectorization.
7963 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7965 (analyze_operations): Call vectorizable_induction when analyzing phis.
7967 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7968 (vect_mark_relevant): Include phis in relevance analysis.
7969 (vect_mark_stmts_to_be_vectorize): Likewise.
7970 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7972 2007-04-16 Lawrence Crowl <crowl@google.com>
7974 * doc/invoke.texi (Debugging Options): Add documentation for the
7975 -femit-struct-debug options -femit-struct-debug-baseonly,
7976 -femit-struct-debug-reduced, and
7977 -femit-struct-debug-detailed[=...].
7979 * c-opts.c (c_common_handle_option): Add
7980 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7981 and OPT_femit_struct_debug_detailed_.
7982 * c.opt: Add specifications for
7983 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7984 and -femit-struct-debug-detailed[=...].
7985 * opts.c (set_struct_debug_option): Parse the
7986 -femit-struct-debug-... options.
7987 * opts.c (matches_main_base, main_input_basename,
7988 main_input_baselength, base_of_path, matches_main_base): Add
7989 variables and functions to compare header base name to compilation
7991 * opts.c (should_emit_struct_debug): Add to determine to emit a
7992 structure based on the option.
7993 (dump_struct_debug) Also disabled function to debug this
7995 * opts.c (handle_options): Save the base name of the
7998 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7999 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8000 This hook indicates if a type is generic. Set it by default
8002 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8003 to determine if a struct type is generic or not.
8004 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8005 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8006 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8009 * flags.h (enum debug_info_usage): Add an enumeration to describe
8010 a program's use of a structure type.
8011 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8012 to indicate the program's usage of the type. Filter structs based
8013 on the -femit-struct-debug-... specification.
8014 (gen_type_die): Split into two routines, gen_type_die and
8015 gen_type_die_with_usage. gen_type_die is now a wrapper
8016 that assumes direct usage.
8017 (gen_type_die_with_usage): Replace calls to gen_type_die
8018 with gen_type_die_with_usage adding the program usage of
8019 the referenced type.
8020 (dwarf2out_imported_module_or_decl): Suppress struct debug
8021 information using should_emit_struct_debug when appropriate.
8023 2007-04-16 Ian Lance Taylor <iant@google.com>
8025 PR tree-optimization/31522
8026 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8027 (vrp_initialize): Allocate vr_phi_edge_counts.
8028 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8029 executable edge. Drop test for all constants.
8030 (vrp_finalize): Free vrp_phi_edge_counts.
8032 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8033 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8035 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8036 predecessors at head rather than tail.
8038 2007-04-16 Matthias Klose <doko@debian.org>
8040 * config/alpha/linux.h (CPP_SPEC): Define.
8041 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8043 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8045 * function.h: Remove sequence_stack extern declaration.
8047 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8049 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8051 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8054 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8056 * config/avr/avr.c (avr_arch_types): Rearranging array.
8057 (enum avr_arch): Add.
8058 (avr_mcu_types): Use avr_arch enumeration constants instead of
8060 * config/avr/avr.h (LINK_SPEC): Simplify.
8062 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8064 * config/m68k/m68k.c (m68k_libcall_value,
8065 m68k_function_value): Use macros for register names more.
8067 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8069 (M68K_REGNAME): Use A6_REG.
8070 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8072 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8075 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8076 'pending_read_list_length' and 'pending_write_list_length'. Update
8078 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8079 to handle two length counters instead of one. Update all uses.
8080 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8081 two length counters instead of one.
8082 * sched-rgn.c (propagate_deps): Update to handle two length counters
8085 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8088 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8089 copy of source, pass it to ix86_expand_vector_set and return
8092 2007-04-16 David Ung <davidu@mips.com>
8093 Joseph Myers <joseph@codesourcery.com>
8095 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8096 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8097 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8098 Add 74K processor information.
8099 * config/mips/mips.md: Include 74k.md.
8100 (cpu): Add 74kc,74kf,74kx.
8101 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8102 * config/mips/74k.md: New.
8103 * doc/invoke.texi (MIPS Options): Document 74K support.
8105 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8107 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8108 vectorizable_* functions.
8109 * tree-vect-transform.c (vectorizable_call): Add check for
8110 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8111 (vectorizable_store): likewise.
8112 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8114 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8115 (vectorizable_type_promotion, vectorizable_load): Likewise.
8116 (vectorizable_live_operation, vectorizable_condition): Likewise.
8117 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8119 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8121 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8123 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8124 register numbers more.
8125 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8126 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8127 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8128 FUNCTION_VALUE_REGNO_P): Likewise.
8129 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8130 STATIC_CHAIN_REGNUM): Likewise.
8131 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8132 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8133 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8134 * config/m68k/m68k.md (FP_REG): New.
8136 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8138 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8141 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8143 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8144 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8147 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8149 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8152 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8155 * c-decl.c (finish_decl): Grab the type of the decl after the call
8156 to store_init_value.
8158 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8160 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8162 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8165 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8166 dominators, post dominators and cleanup cfg before returning.
8168 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8170 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8171 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8173 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8175 * config.gcc: Recognize fido.
8176 * config/m68k/m68k-devices.def (fidoa): New.
8177 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8179 (FL_FIDOA, TARGET_FIDOA): New.
8180 * config/m68k/m68k.opt (mfidoa): New.
8182 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8185 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8186 when a personality function is used.
8188 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8190 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8192 2007-04-13 Mike Stump <mrs@apple.com>
8194 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8196 * config/darwin.opt (fapple-kext): Make C++ only.
8197 * config/darwin.c (darwin_override_options): Remove code to ensure
8198 -fapple-kext is given for C++ only.
8200 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8202 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8203 * config/mips/mips.c (override_options): Call
8204 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8206 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8208 * config/i386/i386.opt (msvr3-shlib): Removed.
8210 * doc/invoke.texi: Remove -msvr3-shlib.
8212 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8214 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8215 with "popcnt" instruction.
8217 2007-04-13 Richard Guenther <rguenther@suse.de>
8219 PR tree-optimization/21258
8220 * tree-vrp.c (compare_case_labels): New helper.
8221 (find_switch_asserts): New function.
8222 (find_assert_locations): Call it for SWITCH_EXPRs.
8224 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8226 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8227 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8228 check is now implied in X87_FLOAT_MODE_P.
8229 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8230 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8231 (fix_trunc<mode>_i386_fisttp): Ditto.
8232 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8233 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8234 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8235 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8236 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8237 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8238 (unnamed_splitters): Ditto.
8239 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8240 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8241 FIRST_SSE_REG for local functions when SSE math is enabled or
8242 for functions with sseregparm attribute.
8243 (standard_80387_constant_p): Return -1 if mode is not
8245 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8246 (ix86_expand_compare): Ditto.
8247 (ix86_expand_carry_flag_compare): Ditto.
8248 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8249 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8250 DECIMAL_FLOAT_MODE_P.
8251 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8252 of SCALAR_FLOAT_MODE_P.
8253 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8254 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8255 checks before FLOAT_MODE_P.
8256 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8257 before FLOAT_MODE_P.
8262 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8264 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8265 Charles Wilson <libtool@cwilson.fastmail.fm>
8267 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8268 (libgcc.mvars): Don't depend on them.
8269 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8270 * exec-tool.in: New.
8272 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8274 * doc/invoke.text (--help): Document --help=common.
8276 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8278 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8280 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8282 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8283 * genemit.c (main): Emit #include "integrate.h".
8284 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8285 (LOADGP_RTP): New mips_loadgp_style.
8286 * config/mips/mips.h: Include config/vxworks-dummy.h.
8287 (TARGET_RTP_PIC): New macro.
8288 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8289 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8290 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8292 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8293 -mvxworks-pic when using -mrtp and a PIC option.
8294 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8296 (mips_symbolic_constant_p, mips_symbolic_address_p)
8297 (mips_symbol_insns): Handle SYMBOL_HALF.
8298 (override_options): Warn about -G and -mrtp being used together.
8299 Initialize mips_lo_relocs[SYMBOL_HALF].
8300 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8301 (mips_emit_loadgp): Handle LOADGP_RTP.
8302 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8303 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8304 (tablejump): Handle function-relative case table entries if
8306 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8308 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8310 * config/mips/mips.md (load_call<mode>): Allow any general register.
8312 (sibcall_value_internal, sibcall_value_multiple_internal)
8313 (call_value_internal, call_value_split, call_value_multiple_internal)
8314 (call_value_multiple_split): Remove constraints from operand 0.
8316 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8318 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8319 rather than loadgp_noshared.
8320 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8321 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8323 * config/mips/mips.md (loadgp): Rename to...
8324 (loadgp_newabi): ...this.
8325 (loadgp_noshared): Rename to...
8326 (loadgp_absolute): ...this.
8328 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8330 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8331 false for locally-binding symbols.
8332 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8334 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8336 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8337 (SYMBOL_GOT_PAGE_OFST): ...this.
8338 (SYMBOL_GOT_GLOBAL): Rename to...
8339 (SYMBOL_GOT_DISP): ...this.
8340 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8341 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8342 * config/mips/mips.c (mips_global_symbol_p): New function.
8343 (mips_symbol_binds_local_p): Likewise.
8344 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8345 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8346 mips_global_symbol_p and mips_symbol_binds_local_p.
8347 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8348 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8349 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8351 (mips_ok_for_lazy_binding_p): New function.
8352 (mips_load_call_address, mips_expand_call): Use it.
8353 (mips_dangerous_for_la25_p): Likewise.
8354 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8355 (*got_disp<mode>): Use got_disp_operand instead of
8356 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8357 SYMBOL_GOTOFF_GLOBAL.
8358 (*got_page<mode>): Use got_page_ofst_operand instead of
8360 * config/mips/predicates.md (const_call_insn_operand): Use
8361 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8362 (global_got_operand): Rename to...
8363 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8365 (local_got_operand): Rename to...
8366 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8367 of SYMBOL_GOT_LOCAL.
8369 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8371 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8372 TARGET_CALL_CLOBBERED_GP.
8373 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8374 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8375 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8376 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8377 of TARGET_ABICALLS && !TARGET_NEWABI.
8378 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8379 * config/mips/mips.c (mips_load_call_address): Check
8380 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8381 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8382 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8383 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8384 TARGET_ABICALLS && TARGET_NEWABI.
8385 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8387 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8388 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8389 TARGET_ABICALLS && TARGET_NEWABI.
8390 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8391 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8392 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8393 whether indirect calls must use $25.
8394 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8396 * config/mips/mips.md (jal_macro): Check flag_pic and
8397 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8398 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8399 instead of TARGET_ABICALLS.
8400 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8401 TARGET_ABICALLS && TARGET_OLDABI.
8402 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8403 (sibcall): In the comment above the define_insn, mention
8404 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8405 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8406 instead of TARGET_ABICALLS.
8408 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8410 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8411 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8412 (MACFLAGS_MATCH_P): New macro.
8413 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8414 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8415 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8416 the other MACFLAG constants.
8417 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8418 (flag_machi): Tighten constraints. Renumber some of the operands.
8419 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8421 (flag_machi_parts_acconly): New pattern.
8422 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8424 (flag_macinit1hi): Tighten constraints.
8425 (flag_mul_macv2hi_parts_acconly): New pattern.
8427 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8428 Use a more efficient implementation.
8429 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8430 inline sequences when not optimizing for size.
8432 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8433 movhi_high2low): Delete, merge functionality into...
8434 (packv2hi): ... this pattern.
8436 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8437 * config/bfin/bfin.opt (msim): New option.
8438 (mcpu=): New option.
8439 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8440 (bfin_cpu_t): Typedef of enum bfin_cpu.
8441 (bfin_cpu_type): New declaration.
8442 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8443 -msim and -mcpu= options.
8444 (LIB_SPEC): Likewise.
8445 * config/bfin/bfin.c (bfin_cpu_type): Define.
8446 (bfin_handle_option): Handle -mcpu= option.
8447 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8448 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8449 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8451 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8453 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8454 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8455 (powerpc-wrs-vxworksae): Use ${tm_file}.
8456 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8457 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8458 * config/i386/vx-common.h: New file.
8460 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8462 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8465 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8467 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8470 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8474 * c-common.c (c_build_qualified_type): Set canonical type
8477 2007-04-12 Richard Guenther <rguenther@suse.de>
8479 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8480 lower bound and element size if lower bound is not zero
8481 or either of the ARRAY_REF operands is set.
8483 2007-04-12 Richard Guenther <rguenther@suse.de>
8485 PR tree-optimization/24689
8486 PR tree-optimization/31307
8487 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8489 * gimplify.c (canonicalize_addr_expr): To be consistent with
8490 gimplify_compound_lval only set operands two and three of
8491 ARRAY_REFs if they are not gimple_min_invariant. This makes
8492 it never at this place.
8493 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8495 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8497 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8498 null before emitting a .nsubspa directive.
8500 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8502 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8503 need_to_partition_p if there are no memory statements in the
8506 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8508 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8509 (gcd_of_steps_may_divide_p): New function.
8510 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8512 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8514 * reload.c (find_reloads_toplev, find_reloads_address,
8515 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8516 not a pointer equality test, to decide if we need to call
8517 push_reg_equiv_alt_mem.
8519 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8521 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8522 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8524 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8526 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8528 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8529 vector to be positive.
8531 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8535 * doc/invoke.texi: Document --params max-aliased-vops and
8537 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8538 debug_memory_partitions): Move to tree-flow.h
8539 * params.h (AVG_ALIASED_VOPS): Define.
8540 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8542 (mp_info_t): Likewise.
8543 (get_mem_sym_stats_for): New.
8544 (set_memory_partition): Move from tree-flow-inline.h.
8545 (mark_non_addressable): Only clear the set of symbols for the
8546 partition if it exists.
8547 (dump_memory_partitions): Move from tree-ssa-operands.c
8548 (debug_memory_partitions): Likewise.
8549 (need_to_partition_p): New.
8550 (dump_mem_ref_stats): New.
8551 (debug_mem_ref_stats): New.
8552 (dump_mem_sym_stats): New.
8553 (debug_mem_sym_stats): New.
8554 (update_mem_sym_stats_from_stmt): New.
8555 (compare_mp_info_entries): New.
8556 (mp_info_cmp): Call it.
8557 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8559 (get_mpt_for): Move from tree-ssa-operands.c.
8560 (find_partition_for): New.
8561 (create_partition_for): Remove.
8562 (estimate_vop_reduction): New.
8563 (update_reference_counts): New.
8564 (build_mp_info): New.
8565 (compute_memory_partitions): Refactor.
8566 Document new heuristic.
8567 Call build_mp_info, update_reference_counts,
8568 find_partition_for and estimate_vop_reduction.
8569 (compute_may_aliases): Populate virtual operands before
8570 calling debugging dumps.
8571 (delete_mem_sym_stats): New.
8572 (delete_mem_ref_stats): New.
8573 (init_mem_ref_stats): New.
8574 (init_alias_info): Call it.
8575 (maybe_create_global_var): Remove alias_info argument.
8576 Get number of call sites and number of pure/const call sites
8577 from gimple_mem_ref_stats().
8578 (dump_alias_info): Call dump_memory_partitions first.
8579 (dump_points_to_info_for): Show how many times a pointer has
8581 * opts.c (decode_options): For -O2 set --param
8582 max-aliased-vops to 500.
8583 For -O3 set --param max-aliased-vops to 1000 and --param
8584 avg-aliased-vops to 3.
8585 * fortran/options.c (gfc_init_options): Remove assignment to
8587 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8588 * tree-dfa.c (dump_variable): Dump memory reference
8590 Dump NO_ALIAS* settings.
8591 (referenced_var_lookup): Tidy.
8592 (mem_sym_stats): New.
8593 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8594 and ORIG are different SSA names for a memory partition.
8595 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8596 * tree-flow.h (struct mem_sym_stats_d): Define.
8597 (mem_sym_stats_t): Define.
8598 (struct mem_ref_stats_d): Define.
8599 (struct gimple_df): Add field mem_ref_stats.
8600 (enum noalias_state): Define.
8601 (struct var_ann_d): Add bitfield noalias_state.
8602 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8603 debug_mem_ref_stats, debug_memory_partitions,
8604 debug_mem_sym_stats): Declare.
8605 * tree-ssa-structalias.c (update_alias_info): Update call
8606 sites, pure/const call sites and asm sites in structure
8607 returned by gimple_mem_ref_stats.
8608 Remove local variable IS_POTENTIAL_DEREF.
8609 Increase NUM_DEREFS if the memory expression is a potential
8611 Call update_mem_sym_stats_from_stmt.
8612 If the memory references memory, call
8613 update_mem_sym_stats_from_stmt for all the direct memory
8614 symbol references found.
8615 (intra_create_variable_infos): Set noalias_state field for
8616 pointer arguments according to the value of
8617 flag_argument_noalias.
8618 * tree-ssa-structalias.h (struct alias_info): Remove fields
8619 num_calls_found and num_pure_const_calls_found.
8620 (update_mem_sym_stats_from_stmt): Declare.
8621 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8622 Set default value to 100.
8623 (PARAM_AVG_ALIASED_VOPS): Define.
8625 2007-04-11 Richard Guenther <rguenther@suse.de>
8628 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8629 a * -b + c as c - a * b if we honor sign dependent rounding.
8631 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8633 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8635 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8636 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8638 (initialize_trampoline): Don't use old-style function definition.
8639 (bfin_secondary_reload): Mark IN_P argument as unused.
8641 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8643 PR tree-optimization/31343
8644 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8645 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8646 * testsuite/gcc.dg/vect/pr31343.c: New.
8648 2007-04-10 Eric Christopher <echristo@apple.com>
8650 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8651 * config/i386/i386.md (*cmpfp0): Use.
8652 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8653 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8654 (fix_trunc<mode>_i386_fisttp): Ditto.
8655 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8656 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8657 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8658 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8659 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8660 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8661 (unnamed_splitters): Ditto.
8662 * config/i386/i386.c (output_fix_trunc): Assert that
8663 we're not being passed a TFmode operand.
8665 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8667 PR tree-optimization/31526
8668 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8669 n_basic_blocks to find newly added blocks.
8671 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8673 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8675 (fix_trunc<mode>si_sse): Ditto.
8676 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8677 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8678 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8679 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8680 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8681 expander using SSEMODEF mode macro.
8682 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8683 expander using SSEMODEF mode macro.
8684 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8685 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8686 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8687 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8688 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8689 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8690 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8691 Macroize insn using X87MODEF mode macro.
8693 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8695 * config/i386/sse.md (sse2_pinsrw): Removed.
8696 (sse2_pextrw): Renamed to ...
8697 (*sse2_pextrw): This.
8699 2007-04-09 Jan Hubicka <jh@suse.cz>
8702 * config/i386/sse.md
8703 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8704 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8705 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8706 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8708 2007-04-09 Jan Hubicka <jh@suse.cz>
8710 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8711 multiple fields of union.
8713 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8715 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8716 (create_preheaders): Check that loops are available.
8717 (fix_loop_structure): Clean up, improve comments.
8718 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8719 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8721 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8722 * predict.c (tree_estimate_probability): Do not call
8723 calculate_dominance_info. Call create_preheaders.
8724 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8725 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8727 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8728 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8729 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8730 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8733 2007-04-08 Jan Hubicka <jh@suse.cz>
8735 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8736 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8737 * fold-const.c (fold_unary): Use it.
8739 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8741 * varasm.c (assemble_variable): Remove call to
8742 lang_hooks.decls.prepare_assemble_variable.
8743 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8744 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8745 * langhooks.h (lang_hooks_for_decls): Remove
8746 prepare_assemble_variable.
8748 2007-04-08 Mike Stump <mrs@apple.com>
8750 * config/i386/i386.c: Use inc/dec on Core2.
8752 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8754 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8755 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8756 lhd_tree_inlining_end_inlining): Remove.
8757 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8758 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8760 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8761 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8762 lhd_tree_inlining_end_inlining): Remove prototypes.
8763 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8764 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8765 LANG_HOOKS_TREE_INLINING_START_INLINING,
8766 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8768 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8771 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8774 * config/avr/predicates.md (io_address_operand): Delete predicate.
8775 (low_io_address_operand): Don't use 'mode' argument.
8776 (higth_io_address_operand): Rename ...
8777 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8778 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8781 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8783 Revert change removing staticp.
8785 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8788 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8791 2007-04-07 Bruce Korb <bkorb@gnu.org>
8793 * c.opt: Add -Wformat-contains-nul.
8794 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8796 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8797 the NUL byte warning.
8799 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8801 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8803 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8805 * tree.c (staticp): No longer use staticp langhook.
8806 * langhooks.c (lhd_staticp): Removed.
8807 * langhooks.h (struct lang_hooks): Remove staticp.
8808 * c-common.c (c_staticp): Remove.
8809 * c-common.h (c_staticp): Ditto.
8810 * langhooks-defs.h (lhd_staticp): Ditto.
8811 (LHD_HOOKS_STATICP): Ditto
8812 * tree.h (gcc_assert_lowered): New macro.
8814 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8816 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8817 argument "reliable".
8818 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8819 Add argument "reliable". Propagate it through calls.
8820 (infer_loop_bounds_from_undefined): Derive number of iterations
8821 estimates from references in blocks that do not dominate loop latch.
8822 (gcov_type_to_double_int): New function.
8823 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8824 and expected_loop_iterations_unbounded.
8825 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8826 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8827 * tree-data-ref.c (estimated_loop_iterations): Export.
8828 (get_references_in_stmt): Fix -- do not return addresses of local
8830 * cfgloop.h (expected_loop_iterations_unbounded,
8831 estimated_loop_iterations): Declare.
8833 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8835 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8837 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8839 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8840 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8841 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8842 Use output_387_reg_move().
8843 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8844 expander using X87MODEF12 mode macro.
8845 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8846 choosing register preferences. Use output_387_reg_move().
8847 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8848 instead of "x". Use output_387_reg_move().
8849 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8850 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8851 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8852 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8853 Use output_387_reg_move().
8854 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8856 (*truncxf?f_i387 splitter): Ditto.
8858 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8860 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8861 LANG_HOOKS_SAFE_FROM_P.
8862 * expr.c (safe_from_p): Remove langhook call.
8863 * langhooks.h (lang_hooks): Remove safe_from_p.
8864 (lhd_safe_from_p): Remove prototype.
8865 * langhooks.c (lhd_safe_from_p): Remove.
8867 2007-04-06 Jan Hubicka <jh@suse.cz>
8869 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8872 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8874 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8875 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8876 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8877 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8879 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8880 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8882 2007-04-05 Richard Henderson <rth@redhat.com>
8884 * config/alpha/alpha.c (print_operand) [+]: Remove.
8885 (alpha_end_function): Print nop if call at end of function.
8886 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8887 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8888 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8889 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8890 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8891 the call pattern. Update peepholes to match.
8893 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8895 * doc/extend.texi (Other Builtins): Add decimal float variants
8897 * builtins.def: Ditto.
8898 * builtins.c (expand_builtin): Ditto.
8900 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8901 H.J. Lu <hongjiu.lu@intel.com>
8904 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8905 of V8HImode when calling ix86_binary_operator_ok.
8906 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8907 (sdot_prodv8hi): Operands 1 and 2 must be register.
8909 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8911 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8912 initialize align to silence bogus warning.
8914 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8917 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8919 (struct sra_walk_fns): Remove use_all parameter from use.
8920 (sra_hash_tree): Handle BIT_FIELD_REFs.
8921 (sra_elt_hash): Don't hash bitfld blocks.
8922 (sra_elt_eq): Skip them in parent compares as well. Handle
8924 (sra_walk_expr): Don't maintain or pass down use_all_p.
8925 (scan_use): Remove use_all parameter.
8926 (scalarize_use): Likewise. Re-expand assignment to
8927 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8928 output, and re-scalarize after output. Don't mark anything
8930 (scalarize_ldst): Adjust.
8931 (scalarize_walk_gimple_modify_statement): Likewise.
8932 (build_element_name_1): Handle BIT_FIELD_REFs.
8933 (instantiate_element): Don't warn for any element whose parent
8935 (instantiate_missing_elements_1): Return the sra_elt.
8936 (canon_type_for_field): New.
8937 (try_instantiate_multiple_fields): New.
8938 (instantiate_missing_elemnts): Use them.
8939 (mark_no_warning): Removed.
8940 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8941 (REPLDUP, sra_build_elt_assignment): New.
8942 (generate_copy_inout): Use them.
8943 (generate_element_copy): Likewise. Handle bitfld differences.
8944 (generate_element_zero): Don't recurse for blocks. Use
8945 sra_build_elt_assignment.
8946 (generate_one_element_int): Take elt instead of var. Use
8947 sra_build_elt_assignment.
8948 (generate_element_init_1): Adjust.
8949 (scalarize_use, scalarize_copy): Use REPLDUP.
8950 (scalarize_ldst): Move assert before dereference.
8951 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8953 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8955 * regmove.c: Fix unused variable warnings due to previous commit.
8957 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8959 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8960 (regmove_bb_head): Remove.
8961 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8962 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8963 problems with fixup_match_1.
8964 Don't initialize/free regmove_bb_head.
8966 (reg_is_remote_constant_p): If an insn is in the same basic block
8967 but not before INSN, consider it remote, too.
8969 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8972 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8973 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8975 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8977 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8978 (CONDITIONAL_REGISTER_USAGE): Likewise.
8980 2007-04-04 Richard Henderson <rth@redhat.com>
8982 * config/alpha/lib1funcs.asm: Remove unused file.
8984 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8987 * opts.c (print_specific_help): Fix --help=<language>
8989 (common_handle_option): Support --help=common.
8991 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8994 * gcc.c (main): Do not run the linker if
8995 print_subprocess_help indicates that it shouldn't be
8998 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9001 * doc/invoke.texi (--help=): Document <languages> value, fix
9002 formatting in tables of values.
9004 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9006 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9007 dllimport attribute of virtual methods.
9009 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9011 * config/score/crti.asm: Change _bss_start to __bss_start.
9012 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9013 (OUTGOING_REG_PARM_STACK_SPACE) update.
9014 * config/score/score.opt: add options to make backend support
9015 score5, score5u, score7 and score7d.
9016 * config/score/score.md: Likewise.
9017 * config/score/misc.md: Likewise.
9018 * config/score/mac.md: Likewise.
9019 * doc/invoke.texi: Likewise.
9020 * doc/md.texi: update constraints define.
9022 2007-04-03 Richard Henderson <rth@redhat.com>
9024 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9025 an appropriate type, use the mode instead.
9027 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9029 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9030 Set the default --with-arch setting to mips2.
9031 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9032 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9033 (MULTILIB_OSDIRNAMES): Delete.
9034 (MULTILIB_DIRNAMES): Define.
9035 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9036 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9037 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9038 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9039 VXWORKS_OS_CPP_BUILTINS.
9040 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9041 (MIPS_DEBUGGING_INFO): Undefine.
9042 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9044 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9047 * fold-const.c (native_encode_real): Encode real.c provided longs
9048 as a series of 32-bit native integers.
9049 (native_interpret_real): Interpret buffer as a series of 32-bit
9052 2007-04-03 Richard Guenther <rguenther@suse.de>
9054 * genpreds.c (write_insn_constraint_len): Write function
9055 optimized for CONSTRAINT_LEN implementation.
9056 (write_tm_preds_h): Output insn_constraint_len inline and
9057 use it for CONSTRAINT_LEN.
9058 (write_insn_preds_c): Don't output insn_constraint_len.
9059 * doc/md.texi (define_register_constraint): Document multi-letter
9060 constraints shall have the same length if they start with the same
9063 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9066 * config/i386/i386.md (isinf<mode>2): Expand only when
9067 TARGET_C99_FUNCTIONS is set.
9069 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9071 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9072 (x86_64-*-linux*): Ditto.
9073 * config/i386/i386.opt (mpc): New option.
9074 * config/i386/i386.c (overrride_options): Handle
9075 ix87_precision_string.
9076 * config/i386/crtprec.c: New file.
9077 * config/i386/t-crtpc: Ditto.
9078 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9080 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9081 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9082 crtprec32.o, crtprec64.o and crtprec80.o.
9084 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9086 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9088 2007-04-02 Eric Christopher <echristo@apple.com>
9090 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9091 limitations on darwin.
9093 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9096 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9098 2007-04-02 Dave Korn <dave.korn@artimi.com>
9100 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9102 2007-04-02 Dave Korn <dave.korn@artimi.com>
9104 * libgcc2.h (exception_descriptor): Don't forward-declare.
9105 (__get_eh_table_language, __get_eh_table_version): Delete
9106 prototypes of long-dead functions.
9108 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9110 * ebitmap.h: New file
9111 * ebitmap.c: New file
9112 * Makefile.in (ebitmap.o): New target.
9114 2007-04-01 Jan Hubicka <jh@suse.cz>
9116 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9117 before very first instruction.
9119 2007-04-01 Jan Hubicka <jh@suse.cz>
9121 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9122 waring on 64bit hosts.
9123 * bitmap.h: Fix typo in bitmap_head_def.
9125 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9127 PR rtl-optimization/31391
9128 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9129 into a DELETED_LABEL note, and the label is in an empty basic
9130 block, update BB_END as well as BB_HEAD.
9132 2007-04-01 Richard Henderson <rth@redhat.com>
9134 PR tree-optimization/31169
9135 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9136 to varying if the range is outside [0, prec-1].
9138 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9141 * config/mips/mips.md (load_const_gp): New insn.
9142 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9143 the MIPS16 GP pseudo register if no_new_pseudos.
9144 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9146 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9149 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9151 (call_value): Likewise.
9153 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9154 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9157 * doc/invoke.texi: (optimization options): Reword description
9158 of -ffast-math. Document its primary purpose.
9160 2007-03-31 Richard Guenther <rguenther@suse.de>
9162 * omp-low.c (splay-tree.h): Include.
9163 (lookup_decl): Replace splay-tree usage by pointer-map.
9164 (maybe_lookup_decl): Likewise.
9165 (new_omp_context): Likewise.
9166 (delete_omp_context): Likewise.
9167 * gimplify.c (splay-tree.h): Include.
9168 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9170 (remap_ssa_name): Likewise.
9171 (remap_decl): Likewise.
9172 (remap_type_1): Likewise.
9173 (remap_type): Likewise.
9174 (copy_body_r): Likewise.
9175 (expand_call_inline): Likewise.
9176 (clone_body): Likewise.
9177 (copy_tree_r): Likewise.
9178 (remap_save_expr): Likewise.
9179 (unsave_r): Likewise.
9180 (unsave_expr_now): Likewise.
9181 (tree_function_versioning): Likewise.
9182 (build_duplicate_type): Likewise.
9183 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9184 (struct copy_body_data): Replace splay-tree by pointer-map.
9185 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9186 not $(SPLAY_TREE_H).
9187 (gimplify.o): Depend on $(SPLAY_TREE_H).
9188 (omp-low.p): Likewise.
9190 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9192 * config/avr/predicates.md (even_register_operand,
9193 odd_register_operand): New predicates.
9194 * config/avr/avr.md (movw peephole2): New.
9195 (movw_r peephole2): New.
9197 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9199 * tree.h (get_signed_or_unsigned_type): New.
9200 * fold-const.c (operand_equal_for_comparison_p): Use
9201 get_signed_or_unsigned_type instead of
9202 lang_hooks.types.signed_or_unsigned_type.
9203 * expr.c (store_expr): Ditto.
9204 * langhooks.c (get_signed_or_unsigned_type): New.
9205 (lhd_signed_or_unsigned_type): New.
9206 * langhooks.h (lhd_signed_or_unsigned_type): New.
9207 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9209 2007-03-30 Richard Henderson <rth@redhat.com>
9211 * tree-ssa-loop-ivopts.c: Include target.h.
9212 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9213 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9214 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9215 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9217 2007-03-30 Richard Henderson <rth@redhat.com>
9218 Kai Tietz <kai.tietz@onevision.com>
9220 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9222 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9223 (TARGET_64BIT_MS_ABI): New.
9224 (DBX_REGISTER_NUMBER): Handle 64-bit.
9225 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9226 (LONG_TYPE_SIZE): Force to 32.
9227 (REG_PARM_STACK_SPACE): New.
9228 (OUTGOING_REG_PARM_STACK_SPACE): New.
9229 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9230 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9231 (STACK_BOUNDARY): Use 128 for 64-bit.
9232 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9233 Add 64-bit implementation.
9234 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9236 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9237 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9238 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9239 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9240 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9241 TARGET_64BIT_MS_ABI.
9242 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9243 (ix86_pass_by_reference): Likewise.
9244 (ix86_function_value_regno_p): Likewise.
9245 (ix86_build_builtin_va_list): Likewise.
9246 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9247 (function_arg_advance_ms_64): New.
9248 (function_arg_advance): Call it.
9249 (function_arg_ms_64): New.
9250 (function_arg): Call it.
9251 (function_value_ms_64): New.
9252 (ix86_function_value_1): Call it.
9253 (return_in_memory_ms_64): New.
9254 (ix86_return_in_memory): Call it.
9255 (setup_incoming_varargs_ms_64): New.
9256 (ix86_setup_incoming_varargs): Call it.
9257 (ix86_expand_prologue): Handle 64-bit stack probing.
9258 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9259 (output_pic_addr_const): Likewise.
9260 (x86_this_parameter): Likewise.
9261 (x86_output_mi_thunk): Likewise.
9262 (x86_function_profiler): Likewise.
9263 (TARGET_STRICT_ARGUMENT_NAMING): New.
9264 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9265 (TARGET_64BIT_MS_ABI): New.
9266 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9267 * config/i386/i386.md (allocate_stack_worker): Remove.
9268 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9269 describe the clobber of eax without a match_scratch.
9270 (allocate_stack_worker_postreload): Remove.
9271 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9272 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9273 (allocate_stack_worker_rex64_postreload): Remove.
9274 (allocate_stack): Handle 64-bit.
9275 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9276 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9277 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9278 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9279 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9280 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9281 * config.build (x86_64-*-mingw*): New host.
9282 * config.host (x86_64-*-mingw*): New host.
9283 * config.gcc (x86_64-*-mingw*): New target.
9284 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9286 2007-03-30 Richard Henderson <rth@redhat.com>
9287 Kai Tietz <kai.tietz@onevision.com>
9289 * c-pragma.c (struct def_pragma_macro_value): New.
9290 (struct def_pragma_macro): New.
9291 (pushed_macro_table): New.
9292 (dpm_hash, dpm_eq): New.
9293 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9294 (init_pragma): Install them.
9295 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9297 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9299 * config/avr/avr.c (avr_override_options): Clear
9300 'flag_delete_null_pointer_checks'.
9302 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9305 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9306 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9307 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9308 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9309 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9310 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9311 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9313 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9315 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9317 * regmove.c: Move all of pass_stack_adjustments from here...
9318 * combine-stack-adj.c: ...to this new file.
9319 * Makefile.in: Add rules for combine-stack-adj.o.
9321 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9323 PR tree-optimization/31383
9324 * tree-data-ref.c (affine_function_equal_p): Do not require the
9325 vectors to have the same length.
9327 2007-03-30 Jan Hubicka <jh@suse.cz>
9330 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9331 availablility; add more sanity checking; ask varpool only about
9334 2007-03-29 Richard Henderson <rth@redhat.com>
9336 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9337 to decide, but __SIZEOF_LONG_LONG__.
9339 2007-03-29 Richard Henderson <rth@redhat.com>
9341 * emutls.c (struct __emutls_array): New.
9342 (emutls_destroy): Use it instead of casting element 0 from void*.
9343 (__emutls_get_address): Likewise.
9345 2007-03-29 Richard Henderson <rth@redhat.com>
9347 * varasm.c (initializer_constant_valid_p): Don't deny
9348 DECL_DLLIMPORT_P on functions.
9350 * config/i386/cygming.h: Remove function declarations.
9351 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9352 (ASM_OUTPUT_LABELREF): Remove.
9353 (COMMON_ASM_OP): Remove.
9354 (ASM_OUTPUT_COMMON): Remove.
9355 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9356 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9357 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9358 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9359 Rename from TARGET_ENCODE_SECTION_INFO.
9360 * config/i386/netware.h: Likewise.
9361 * config/i386/i386-protos.h: Update.
9362 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9363 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9364 (legitimate_constant_p): Reject dllimports.
9365 (dllimport_map, get_dllimport_decl): New.
9366 (legitimize_dllimport_symbol): New.
9367 (legitimize_address, ix86_expand_move): Use it.
9368 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9369 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9370 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9371 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9372 * config/i386/predicates.md (constant_call_address_operand): Only
9373 accept symbols; reject dllimport_p symbols.
9374 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9375 i386_pe_maybe_record_exported_symbol.
9376 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9377 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9378 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9379 trust the setting of DECL_DLLIMPORT_P.
9380 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9381 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9382 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9383 tidy the argument scanning loop.
9384 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9385 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9386 (i386_pe_strip_name_encoding): Remove.
9387 (i386_pe_binds_local_p): New.
9388 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9389 (i386_pe_output_labelref): Remove.
9390 (i386_pe_asm_output_aligned_decl_common): New.
9391 (i386_pe_maybe_record_exported_symbol): Rename from
9392 i386_pe_record_exported_symbol; check for dllexported symbols.
9394 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9396 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9397 add comment explaining why vsnprintf cannot be used.
9399 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9401 PR tree-optimization/30666
9402 * tree.c (build_complex_type): When creating type names for DWARF2
9403 debug info, create TYPE_DECLs for TYPE_NAME instead of
9405 (build_common_tree_nodes_2): Use build_complex_type when building
9406 predefined complex types, to preserve canonical types.
9408 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9410 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9411 (noce_get_alt_condition): Look at it to determine whether to
9412 reverse the condition or not.
9413 (noce_get_condition): Substitute the truth for lies.
9414 (noce_find_if_block): Set the then_else_reversed field.
9416 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9418 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9419 destination of this insn.
9420 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9421 than calling gen_rtx_SET directly. Use r0 to hold the value of
9422 'address + 4' rather than a stack based temporary which can be
9425 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9427 * config/s390/s390.c (s390_secondary_input_reload_class,
9428 s390_secondary_output_reload_class): Functions removed.
9429 (s390_secondary_reload): New function.
9430 (TARGET_SECONDARY_RELOAD): Target macro defined.
9431 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9432 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9433 * config/s390/s390.md ("reload_outti", "reload_outdi",
9434 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9435 "reload_out<mode>"): Expanders removed.
9436 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9437 "reload<mode>_nonoffmem_out"): Expanders added.
9439 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9441 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9442 action if SRC->DEST replacement failed anyway.
9444 2007-03-28 Mike Stump <mrs@apple.com>
9446 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9447 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9448 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9450 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9452 * config.gcc: Accept barcelona as a variant of amdfam10.
9453 * config/i386/i386.c (override_options): Likewise.
9454 * doc/invoke.texi: Likewise.
9456 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9458 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9459 offsets for BIT_FIELD_REF and COMPONENT_REF.
9461 2007-03-28 Richard Guenther <rguenther@suse.de>
9463 * tree.c (is_global_var): Move ...
9464 * tree-flow-inline.h (is_global_var): ... here.
9465 * tree.h (is_global_var): Remove declaration.
9467 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9469 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9471 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9472 * config/i386/i386.c (ix86_tune_features): Initialize new
9474 * config/i386/predicates.md (promotable_binary_operator): Use
9475 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9477 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9480 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9482 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9484 * config/fr30/fr30.md (movsi_internal): Change destination
9485 constraint from m to V and add m to the end.
9487 2007-03-28 Christian Bruel <christian.bruel@st.com>
9489 * config/sh/sh.md (movsi_i): Fix type attribute.
9491 2007-03-28 Christian Bruel <christian.bruel@st.com>
9493 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9494 (movsf_ie): Likewise.
9496 2007-03-28 Christian Bruel <christian.bruel@st.com>
9498 * config.gcc: Add sh4-300 to multilib.
9499 * config/sh/t-mlib-sh4-300: New file.
9501 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9503 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9504 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9506 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9507 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9508 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9509 "fixuns_trunctddi2"): Whitespace fix.
9511 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9513 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9514 the definition of struct sh_args.
9515 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9516 CALL_COOKIE_INT_REG_GET): Likewise.
9518 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9520 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9521 transformations are applied successfully.
9523 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9525 * tree.c (tree_contains_struct): Permit 512 tree codes.
9526 * tree.h (tree_contains_struct): Ditto.
9527 (MAX_TREE_CODES): Ditto.
9528 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9529 SPARE member to store remaining padding bits.
9531 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9533 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9536 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9538 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9539 * configure: Regenerate.
9541 * configure: Regenerate using the correct version of autoconf.
9543 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9545 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9547 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9548 regs to "__SP_L__" and "__SP_H__".
9550 2007-03-27 Richard Guenther <rguenther@suse.de>
9552 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9553 computations with it with a HOST_WIDE_INT variable.
9555 2007-03-26 Mike Stump <mrs@apple.com>
9557 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9558 objective-c-header, objective-c++-header and objc++-cpp-output
9560 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9562 2007-03-26 Richard Henderson <rth@redhat.com>
9565 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9566 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9567 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9568 IX86_BUILTIN_PSRLQ128): New.
9569 (ix86_init_mmx_sse_builtins): Add them.
9570 (ix86_expand_builtin): Expand them.
9571 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9572 operand 2 be TImode.
9573 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9574 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9575 _mm_srli_epi64): Mark __B const.
9576 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9577 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9578 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9579 new two-vector shift builtins.
9581 2007-03-26 Ian Lance Taylor <iant@google.com>
9583 PR tree-optimization/31345
9584 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9585 [+INF, +INF(OVF)] into VARYING.
9587 2007-03-26 Zack Weinberg <zackw@panix.com>
9589 * gengtype-parse.c: New file.
9590 * gengtype-yacc.y: Delete.
9591 * gengtype-lex.l: Don't include gengtype-yacc.h.
9592 Define YY_DECL and yyterminate appropriately for recursive
9593 descent parser. yylval is now a string out-parameter to yylex.
9594 (HWS, EOID): New shorthand.
9595 (IWORD): Add a couple more types.
9596 (yylex): Add a setup stanza. Remove the complex rules for
9597 detecting GTY'ed types and typedefs; replace with simple
9598 keyword detectors. Adjust everything for the changed
9599 definition of yylval. Ignore all pp-directives, not just #define.
9601 (parse_file): Rename yybegin; do not call yyparse.
9603 * gengtype.c (xasprintf): Export again.
9604 (this_file): New. Use everywhere __FILE__ was being used.
9605 (get_lang_bitmap): Special case types defined in gengtype.c.
9606 (do_typedef, new_structure): Suppress definition of certain types.
9607 (new_structure): Improve diagnostics of duplicate definitions.
9608 Make sure location_s is associated with input.h.
9609 (nreverse_pairs, define_location_structures): New functions.
9610 (main): Improve tagging of kludge types. Remove old kludges
9611 for input.h types; use define_location_structures.
9612 * gengtype.h: Update prototypes. Define token codes here.
9613 * Makefile.in: Remove all references to gengtype-yacc.
9614 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9616 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9617 add GTY((skip)) to the field that's only conditionally there.
9618 * doc/install.texi: Document that Bison is no longer required
9619 unless building treelang.
9621 * gengtype.c: Don't include gtyp-gen.h.
9622 (srcdir): Declare here.
9623 (base_files, lang_dir_names): Allocate dynamically.
9624 (gt_files, num_gt_files, num_lang_dirs): New globals.
9625 (measure_input_list, read_input_line, read_input_list)
9626 (set_lang_bitmap): New functions.
9627 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9628 simplify, relying on read_input_list to set up the bitmaps.
9629 (main): Arguments are no longer unused. Check for correct number
9630 of command line arguments, set srcdir and srcdir_len, then call
9631 read_input_list, before doing anything else. No need to worry
9632 about duplicates in main loop.
9633 * configure.ac: Simplify the calculation of all_gtfiles.
9634 Put language tags in there. Don't set or substitute
9635 all_gtfiles_files_langs or all_gtfiles_files_frags.
9636 * Makefile.in: Revamp the way gengtype is invoked, now that it
9637 takes a file on its command line with a much simpler format.
9638 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9639 (GTFILES): Remove duplicates and C source files.
9640 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9641 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9642 * configure: Regenerate.
9644 * gengtype.h: Remove all type definitions to gengtype.c; leave
9645 only definitions of options_p, type_p, and pair_p as opaque
9646 pointers. Update prototypes.
9647 * gengtype.c: Many type definitions moved here from gengtype.h.
9648 Consolidate type definitions at the top of the file.
9649 (xvasprintf): Delete.
9650 (xasprintf): Make static.
9651 (create_nested_pointer_option): Add 'next' parameter.
9652 (create_field_all, create_field_at): New functions.
9653 (create_field): Now a thin wrapper around create_field_all.
9654 (create_optional_field): Rename create_optional_field_ and add
9655 line argument. Original name is now a macro which supplies
9657 (oprintf): Use vsnprintf directly.
9658 (close_output_files): Use fatal rather than perror/exit.
9659 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9660 (main): Set progname. Don't use exit.
9661 * gengtype-yacc.y (struct_fields): Use create_field_at.
9662 (option, optionseqopt): Delete.
9663 (optionseq): Consolidate productions from option here so we
9664 can use the first argument to create_option.
9666 * gengtype-lex.l: Distinguish unions from structures in the
9667 token type. Don't call find_structure; return the tag as a string.
9668 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9669 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9670 string. Reorganize typedef_struct production accordingly.
9671 Use create_nested_ptr_option.
9672 * gengtype.c (create_nested_ptr_option): New function.
9673 * gengtype.h: Declare it.
9675 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9676 (string_type): Don't declare.
9677 (do_scalar_typedef): Declare.
9678 (create_scalar_type): Update prototype.
9679 * gengtype.c (string_type): Make static.
9680 (scalar_nonchar, scalar_char): New.
9681 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9682 (resolve_typedef): Use scalar_nonchar for error recovery.
9683 (create_scalar_type): Remove name_len field. Return scalar_char
9684 or scalar_nonchar as appropriate.
9685 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9687 (throughout): Use scalar_nonchar instead of calling
9688 create_scalar_type, whenever possible.
9689 (main): Initialize scalar_char and scalar_nonchar before calling
9691 * gengtype-lex.l: Adjust for removal of second argument to
9692 create_scalar_type. Use yylval.s instead of yylval.t when
9694 * gengtype-yacc.y: Type of SCALAR is string. Call
9695 create_scalar_type from type:SCALAR rule. Adjust for removal of
9696 second argument to create_scalar_type.
9698 * vec.h: Remove all #if IN_GENGTYPE blocks.
9699 Add comment saying that changes may require adjustments to gengtype.
9700 * gengtype.c: Don't include coretypes.h or tm.h.
9701 Add comment to inclusion of errors.h.
9702 (note_def_vec, note_def_vec_alloc): New functions.
9703 * gengtype.h: Declare new functions.
9704 * gengtype-lex.l: Don't include coretypes.h.
9705 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9707 (update_lineno): Remove unnecessary prototype.
9708 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9709 (VEC rule): Just return VEC_TOKEN.
9710 * gengtype-yacc.y (VEC_TOKEN): New token type.
9711 (type): Add a production for VEC(a,b).
9712 * Makefile.in: Update dependencies.
9714 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9715 typedefs that use the old PARAMS macro.
9717 * gengtype-lex.l: Remove all rules and states relating to yacc
9719 * gengtype-yacc.y: Similarly.
9720 * gengtype.c (note_yacc_type): Delete function.
9721 * gengtype.h: Update prototypes.
9723 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9725 * tree-pretty-print.c (dump_generic_node): Report precision of
9726 unnamed integer types.
9728 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9730 * ifcvt.c (noce_try_store_flag_constants): Don't check
9731 no_new_pseudos here.
9732 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9733 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9734 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9735 noce_try_sign_mask): Likewise.
9736 (if_convert): Check no_new_pseudos here.
9738 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9740 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9741 (noce_get_condition): Handle new then_else_reversed argument.
9742 (noce_init_if_info): Remove, fold into noce_find_if_block.
9743 (noce_process_if_block): Take a struct noce_if_info as the
9744 argument. Don't set up one based on ce_if_info. Update pointer
9745 references accordingly.
9746 (cond_move_process_if_block): Likewise.
9747 (process_if_block): Removed.
9748 (find_if_block): Removed. Move functionality two new functions,
9749 noce_find_if_block and cond_exec_find_if_block.
9750 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9751 blocks and the symmetric IF-ELSE-JOIN case.
9752 (cond_exec_find_if_block): Also new function mostly based on old
9753 find_if_block and process_if_block.
9754 (find_if_header): Replace find_if_block call with separately
9755 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9756 (find_cond_trap): Update noce_get_condition call.
9757 (dead_or_predicable): Likewise.
9759 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9761 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9763 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9764 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9765 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9766 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9767 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9768 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9769 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9770 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9771 __builtin_ia32_psrad128 builtins.
9773 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9775 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9776 * config/i386/constraints.md
9777 (define_constraint "I"): Use IN_RANGE macro.
9778 (define_constraint "J"): Ditto.
9779 (define_constraint "K"): Ditto.
9780 (define_constraint "M"): Ditto.
9781 (define_constraint "N"): Ditto.
9782 (define_constraint "O"): Ditto.
9783 * config/i386/predicates.md
9784 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9785 (define_predicate "const_0_to_3_operand"): Ditto.
9786 (define_predicate "const_0_to_7_operand"): Ditto.
9787 (define_predicate "const_0_to_15_operand"): Ditto.
9788 (define_predicate "const_0_to_63_operand"): Ditto.
9789 (define_predicate "const_0_to_255_operand"): Ditto.
9790 (define_predicate "const_1_to_31_operand"): Ditto.
9791 (define_predicate "const_2_to_3_operand"): Ditto.
9792 (define_predicate "const_4_to_7_operand"): Ditto.
9794 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9796 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9797 in SImode for save_world.
9798 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9801 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9803 PR tree-optimization/30784
9804 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9807 2007-03-25 Revital Eres <eres@il.ibm.com>
9809 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9810 Fold movement_possibility function into it.
9812 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9814 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9815 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9816 (call_indirect_nonlocal_darwin64): Same.
9817 (call_nonlocal_darwin64): Same.
9818 (call_value_indirect_nonlocal_darwin64): Same.
9819 (call_value_nonlocal_darwin64): Same.
9820 (sibcall_nonlocal_darwin64): Same.
9821 (sibcall_value_nonlocal_darwin64): Same.
9822 (sibcall_symbolic_64): Same.
9823 (sibcall_value_symbolic_64): Same.
9824 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9826 (rs6000_emit_load_toc_table): Same.
9827 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9828 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9834 (load_toc_v4_pic_si): Same
9835 (load_toc_v4_PIC_1): Same.
9836 (load_toc_v4_PIC_1b): Same.
9837 (call_indirect_aix{32,64}): Same.
9838 (call_value_indirect_aix{32,64}): Same.
9841 (call_local{32,64}): Same.
9842 (call_value_local{32,64}): Same.
9843 (call_indirect_nonlocal_aix{32,64}): Same.
9844 (call_nonlocal_aix{32,64}): Same.
9845 (call_value_indirect_nonlocal_aix{32,64}): Same.
9846 (call_value_nonlocal_aix{32,64}): Same.
9847 (call_indirect_nonlocal_sysv<mode>): Same.
9848 (call_nonlocal_sysv<mode>): Same.
9849 (call_value_indirect_nonlocal_sysv<mode>): Same.
9850 (call_value_nonlocal_sysv<mode>): Same.
9852 (sibcall_local{32,64}): Same.
9853 (sibcall_value_local{32,64}): Same.
9854 (sibcall_nonlocal_aix{32,64}): Same.
9855 (sibcall_value_nonlocal_aix{32,64}): Same.
9856 (sibcall_nonlocal_sysv<mode>): Same.
9857 (sibcall_value): Same.
9858 (sibcall_value_nonlocal_sysv<mode>): Same.
9860 2007-03-24 Paul Brook <paul@codesourcery.com>
9862 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9863 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9865 2007-03-24 Richard Henderson <rth@redhat.com>
9867 * config/ia64/constraints.md: New file.
9868 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9869 satisfies_constraint_?.
9870 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9871 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9872 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9873 ia64_output_mi_thunk): Likewise.
9874 (ia64_const_ok_for_letter_p): Remove.
9875 (ia64_const_double_ok_for_letter_p): Remove.
9876 (ia64_extra_constraint): Remove.
9877 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9878 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9879 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9880 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9881 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9882 EXTRA_MEMORY_CONSTRAINT): Remove.
9883 * config/ia64/ia64.md: Include constriants.md. Replace
9884 CONST_OK_FOR_? with satisfies_constraint_?.
9886 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9887 H.J. Lu <hongjiu.lu@intel.com>
9889 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9891 (name macros): Use DPD_BID_NAME to convert names properly.
9893 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9894 decimal floating point format.
9895 (init_floating_libfuncs): Change decimal functions so that they
9896 have a "bid_" prefix if the decimal system uses the BID format,
9897 and "dpd_" prefix if the decimal system uses the DPD format.
9898 (init_interclass_conv_libfuncs): Ditto.
9899 (init_intraclass_conv_libfuncs): Ditto.
9901 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9902 using the BID format.
9904 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9905 whether we are using the BID decimal format.
9906 * configure: Regenerate.
9908 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9909 the compiler has decimal floating point enabled. Define
9910 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9913 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9914 using the BID format.
9916 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9917 whether we are using the BID decimal format.
9918 * configure: Regenerate.
9920 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9921 the compiler has decimal floating point enabled. Define
9922 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9925 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9926 options, and that it is enabled for i386/x86_64 systems.
9928 * Makefile.in (enable_decimal_float): New.
9930 (DECNUMINC): Add -I$(DECNUMFMT).
9931 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9932 to $(DECNUMFMT) from $(DECNUM).
9934 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9935 Substitute enable_decimal_float.
9936 * configure: Regenerated.
9939 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9942 * configure.ac: Enable decimal float for x86_64-*-linux*.
9943 * configure: Regenerated.
9946 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9947 decimal128ClearSign to flip and clear the sign bit in decimal128.
9948 (decimal_real_maxval): Set decimal128SetSign to set the sign
9951 2007-03-23 Ian Lance Taylor <iant@google.com>
9953 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9955 2007-03-23 Ian Lance Taylor <iant@google.com>
9957 * tree-dump.c (dump_files): Correct comment.
9959 2007-03-23 Ian Lance Taylor <iant@google.com>
9961 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9963 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9965 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9966 in cfglayout mode. Don't go into and out of cfglayout mode.
9967 Link the blocks in the order of the constructed traces.
9968 (rest_of_handle_tracer): Adjust call to tracer.
9969 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9970 Don't go into cfglayout mode.
9971 (rtl_loop_done): Don't go out of cfglayout mode.
9972 * cfglayout.c (relink_block_chain): New function, split out from...
9973 (fixup_reorder_chain): ...here. Remove redundant checking.
9974 (cfg_layout_finalize): Don't clear the header, footer, and aux
9975 fields here, move the code to do so to relink_block_chain. Likewise
9976 for free_original_copy_tables.
9977 * rtl.h (tracer): Update prototype.
9978 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9979 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9980 mode. Use relink_block_chain to serialize the CFG according to the
9981 new basic block order. Move targetm.cannot_modify_jumps_p check from
9983 (gate_handle_reorder_blocks): ...to here.
9984 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9986 (gate_duplicate_computed_gotos): ...to here.
9987 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9988 something always changes when going into and out of cfglayout mode.
9989 Perform an expensive cfg cleanup while going into cfglayout mode.
9990 Always update liveness information on HAVE_conditional_execution
9991 targets. Reserialize the basic blocks and go out of cfglayout mode.
9992 * reg-stack.c: Include cfglayout.h.
9993 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9994 the call to reorder_basic_blocks.
9995 * basic-block.h (reorder_basic_blocks): Update prototype.
9996 (relink_block_chain): New prototype.
9997 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9999 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10001 * config/mips/mips.md (type, hazard, *movdi_32bit,
10002 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10003 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10004 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10005 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10006 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10008 (movcc): Change first xfer to multi.
10009 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10010 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10011 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10012 config/mips/generic.md: Change reservations using "xfer" to use
10014 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10015 using match_operand.
10016 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10017 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10019 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10021 2007-03-22 Richard Henderson <rth@redhat.com>
10023 * config/i386/i386.c: Remove unnecessary function declarations.
10024 Move targetm definition, and all related macros, to the end of
10025 the file. Resort some functions to put definitions before uses.
10026 (ix86_attribute_table): Make static. Move to end of file.
10027 (ix86_gimplify_va_arg): Make static.
10029 2007-03-22 Richard Henderson <rth@redhat.com>
10031 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10032 don't increase local_regparm with force_align_arg_pointer check.
10033 (ix86_function_sseregparm): Assert 32-bit.
10034 (type_has_variadic_args_p): New.
10035 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10036 type_has_variadic_args_p.
10037 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10038 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10039 use memset instead. Do maybe_vaarg check first; skip attribute
10040 tests if true; skip attribute tests for 64-bit.
10041 (construct_container): Remove TARGET_DEBUG_ARG.
10042 (function_arg_advance_32, function_arg_advance_64): Split out ...
10043 (function_arg_advance): ... from here.
10044 (function_arg_32, function_arg_64): Split out ...
10045 (function_arg): ... from here.
10046 (ix86_pass_by_reference): Tidy.
10047 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10048 (function_value_32): New, from parts of ix86_function_value
10049 and ix86_value_regno.
10050 (function_value_64): New, from parts of ix86_function_value
10051 and ix86_libcall_value.
10052 (ix86_function_value_1): New.
10053 (ix86_function_value, ix86_libcall_value): Use it.
10054 (return_in_memory_32, return_in_memory_64): Split out ...
10055 (ix86_return_in_memory): ... from here.
10056 (ix86_struct_value_rtx): Skip for 64-bit.
10057 (ix86_libcall_value, ix86_value_regno): Remove.
10058 (setup_incoming_varargs_64): Split out ...
10059 (ix86_setup_incoming_varargs): ... from here.
10060 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10061 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10062 * config/i386/i386-protos.h (ix86_function_value): Remove.
10063 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10065 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10068 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10069 infinities not supported, otherwise emit warning if -Woverflow. On
10070 underflow, emit warning if -Woverflow.
10071 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10073 * real.h (real_from_string): Update declaration
10075 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10076 Richard Henderson <rth@redhat.com>
10078 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10079 * calls.c (compute_argument_block_size, expand_call,
10080 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10081 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10082 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10083 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10084 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10085 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10086 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10087 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10090 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10092 * c-incpath.c (add_sysroot_to_chain): New.
10093 (merge_include_chains): Add sysroot argument. Call
10094 add_sysroot_to_chain if sysrooted.
10095 (register_include_chains): Update call to merge_include_chains.
10096 * doc/cppopts.texi: Document use of '=' in include directory
10099 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10101 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10102 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10103 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10104 insn pattern using X87MODEF12 mode macro.
10106 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10108 * regmove.c (regmove_optimize): Use reg_mentioned_p
10109 instead of reg_overlap_mentioned_p for DST.
10111 2007-03-21 Mike Stump <mrs@apple.com>
10113 * c.opt: Fixup for Objective-C/C++.
10115 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10117 * explow.c (convert_memory_address): Fold memory reference when
10118 POINTERS_EXTEND_UNSIGNED < 0
10120 2007-03-21 Richard Henderson <rth@redhat.com>
10123 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10124 * config/i386/mmintrin.h (__m64): Likewise.
10125 * config/i386/xmmintrin.h (__m128): Likewise.
10127 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10129 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10130 (VXWORKS_OS_CPP_BUILTINS): Define.
10131 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10132 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10134 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10136 * rtl.h (constant_pool_reference_p): Delete.
10137 (find_constant_src): Declare.
10138 * rtlanal.c (find_constant_src): New function.
10139 * simplify-rtx.c (constant_pool_reference_p): Delete.
10140 * config/i386/i386.md: Use find_constant_src instead of
10141 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10143 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10145 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10146 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10148 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10150 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10151 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10152 (arm_elf_asm_constructor): Use it.
10153 (arm_elf_asm_destructor): New function.
10155 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10157 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10159 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10161 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10163 2007-03-19 Andrew Haley <aph@redhat.com>
10165 PR tree-optimization/31264
10166 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10167 VIEW_CONVERT_EXPRs.
10169 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10171 PR rtl-optimization/30907
10172 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10173 (fwprop_init): Always call loop_optimizer_initialize.
10174 (fwprop_done): Always call loop_optimizer_finalize.
10175 (fwprop): We always have loop info now.
10176 (gate_fwprop_addr): Remove.
10177 (pass_fwprop_addr): Use gate_fwprop as gate.
10179 PR rtl-optimization/30841
10180 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10181 df_chain_alloc): Call df_reorganize_refs unconditionally.
10182 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10183 refs_organized to refs_organized_size.
10184 (df_ref_create_structure): Use refs_organized_size instead of
10185 bitmap_size if refs had been organized, and keep refs_organized_size
10187 * df.h (struct df_ref_info): Change refs_organized to
10188 refs_organized_size.
10189 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10192 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10194 * except.c (output_function_exception_table): Do not reference the
10195 EH personality routine for functions that do not require an
10198 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10201 * c-typeck.c (convert_for_assignment): Call comptypes for
10202 RECORD_TYPE or UNION_TYPE.
10204 PR inline-asm/30505
10205 * reload1.c (reload): Do invalid ASM checking after
10206 cleanup_subreg_operands.
10208 2007-03-19 Jeff Law <law@redhat.com>
10210 * tree-cfg.c (find_taken_edge): Tighten conditions for
10211 optimizing computed gotos.
10213 2007-03-19 Michael Matz <matz@suse.de>
10215 * builtins.c (expand_builtin_sync_operation,
10216 expand_builtin_compare_and_swap,
10217 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10220 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10221 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10224 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10226 * doc/tm.texi: Add brackets around the return type of
10227 TARGET_SECONDARY_RELOAD.
10229 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10230 Richard Guenther <rguenther@suse.de>
10232 PR tree-optimization/31254
10233 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10234 Use handled_component_p () where appropriate. Continue
10235 propagating into the rhs if we propagated into an INDIRECT_REF
10238 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10240 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10241 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10242 (xde, xdee): Mode attributes adjusted to support DFP modes.
10243 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10244 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10245 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10246 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10247 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10248 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10249 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10251 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10252 "movsf"): Insn definitions removed.
10253 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10254 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10255 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10257 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10258 "reload_in<mode>", "reload_out<mode>"): Expander added.
10259 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10262 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10264 * config/s390/s390.md: Only non-functional changes. Renamed
10265 FPR mode macro to BFP all over the file.
10267 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10269 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10270 (op_type attribute): RRF instruction type added.
10271 (fT0): New mode attribute.
10272 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10273 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10274 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10275 instruction no secondary memory is needed when moving DFmode values
10276 between GPRs and FPRs.
10278 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10280 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10281 inverted and documentation adjusted.
10282 ("mhard-dfp", "msoft-dfp"): New options.
10283 * config/s390/s390.c (s390_handle_arch_option): New architecture
10285 (override_options): Sanity checks for the new options added.
10286 * config.gcc: New architecture switch: z9-ec.
10287 * config/s390/s390.h (processor_flags): PF_DFP added.
10288 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10289 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10290 when the bit is NOT set so remove it from the defaults.
10292 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10294 * genemit.c (main): Print include statement for dfp.h.
10295 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10298 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10300 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10302 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10305 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10306 instead of PATTERN.
10308 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10310 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10311 attr_length_call, output_call, output_indirect_call): Cleanup
10312 formatting of targetm calls.
10314 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10316 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10318 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10320 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10321 reservation, bypass and anti-bypass descriptions for these
10322 instructions. Update move patterns.
10323 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10326 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10328 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10329 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10330 (get_initial_def_for_reduction): Likewise.
10332 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10334 Fix PR tree-optimization/29922
10335 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10336 (get_representative): Removed.
10337 (value_dies_in_block_x): Update for rvuse removal.
10338 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10339 (compute_antic_aux): Handle when PHI nodes appear in
10340 non-single-successors.
10341 (dump_bitmap_of_names): Removed.
10342 (compute_antic_safe): Renamed and removed rvuse calculation.
10343 Calculate only antic safe.
10344 (insert_into_preds_of_block): Remove assert.
10345 (execute_pre): Update for renamed functions.
10346 (defer_or_phi_translate_block): New function.
10348 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10350 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10351 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10353 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10354 Follow spelling conventions.
10356 * tree-data-ref.h: Remove the prototype for analyze_array.
10358 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10360 PR tree-optimization/31041
10361 * tree-vect-transform.c (get_initial_def_for_induction): Call
10362 force_gimple_operand.
10364 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10366 * ipa-type-escape.c (look_for_casts) : Revert code to use
10367 handled_component_p due to ada test a-numaux.adb.
10369 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10371 * final.c (final_scan_insn): Alter the condition of a
10372 conditional trap if we have nonstandard CC.
10374 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10376 * configure.ac: Remove excess quoting from asm line 0 test.
10377 * configure: Rebuilt.
10379 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10381 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10382 * c-common.c (convert_and_check): Move warning logic to...
10383 (warnings_for_convert_and_check): ...here. Define.
10384 * c-common.h (warnings_for_convert_and_check): Declare.
10386 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10388 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10389 (output_call): Likewise.
10391 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10393 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10395 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10397 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10399 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10401 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10402 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10404 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10406 PR tree-optimization/31183
10407 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10408 Use double_int instead of unsigned int for representing access_strides.
10409 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10411 2007-03-16 Richard Guenther <rguenther@suse.de>
10413 PR tree-optimization/31146
10414 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10415 to allow recursion of forward_propagate_addr_expr.
10416 (forward_propagate_addr_into_variable_array_index): Likewise.
10417 (forward_propagate_addr_expr): Likewise.
10418 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10419 (forward_propagate_addr_expr_1): Recurse on simple copies
10420 instead of propagating into them. Do so for useless conversions
10422 (forward_propagate_addr_expr): Clean up unused statements after
10425 2007-03-16 Richard Guenther <rguenther@suse.de>
10427 * builtins.c (expand_builtin_cexpi): Use the right argument
10428 for the expansion via cexp.
10430 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10432 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10433 * configure: Rebuilt.
10435 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10438 * dwarf2out.c (force_type_die): Adjust comment.
10439 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10441 2007-03-15 DJ Delorie <dj@redhat.com>
10443 * config/frv/predicates.md (minmax_operator): Don't check operands
10446 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10448 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10449 Update constant estimates of number of iterations.
10450 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10451 argument renamed to "realistic".
10452 (compute_estimated_nb_iterations): Removed.
10453 (record_niter_bound): New function.
10454 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10455 call record_nonwrapping_iv with upper = false.
10456 (infer_loop_bounds_from_signedness): Pass upper argument to
10457 record_nonwrapping_iv.
10458 (estimate_numbers_of_iterations_loop): Do not call
10459 compute_estimated_nb_iterations. Record estimate based on profile
10460 information. Initialize the constant estimates of number of
10462 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10464 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10465 number of iterations is too small.
10466 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10467 (EST_NOT_AVAILABLE): Removed.
10468 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10469 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10472 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10474 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10475 Handle NE_EXPR guards.
10477 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10480 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10481 Set also -pedantic-errors by default for the preprocessor unless
10482 -fpermissive is given.
10484 2007-03-15 Richard Guenther <rguenther@suse.de>
10486 PR middle-end/29719
10487 PR middle-end/31161
10488 * builtins.c (expand_builtin_cexpi): As a fallback if we
10489 don't have builtins for sincos or cexp create a function
10490 declaration for cexp and expand to a call to that.
10491 (expand_builtin_int_roundingfn): Always fall
10492 back to floor/ceil and its variants even if they may be
10495 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10497 PR middle-end/31159
10498 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10499 jump tables, move the call to delete_dead_jumptables from here...
10500 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10501 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10502 don't allow merging of blocks that try_redirect_by_replacing_jump
10503 also does not handle when not optimizing.
10505 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10506 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10508 * config/i386/i386.md (x86_sahf_1): Correctly handle
10511 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10514 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10515 x86_64_general_operand as operand[2] predicate. Remove "iF"
10516 from operand constraints and use "e" constraint instead.
10517 (*subti3_1, *subti3_1 splitter): Ditto.
10518 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10519 operand[1] predicate.
10521 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10523 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10524 arrays, multiply the access strides by the size of the sub-array.
10525 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10527 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10529 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10530 the configured assembler supports the sahf mnemonic.
10531 * configure: Regenerate.
10532 * config.in: Regenerate.
10534 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10535 emit "sahf" or ".byte\t0x9e" as asm template.
10537 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10540 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10541 option to replace hard coded TARGET_xxx in md file.
10542 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10543 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10544 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10545 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10546 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10547 (X86_TUNE_NOT_VECTORMODE): Ditto.
10548 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10549 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10550 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10551 (TUNE_SLOW_IMUL_IMM8): Ditto.
10552 (TUNE_MOVE_M1_VIA_OR): Ditto.
10553 (TUNE_NOT_UNPAIRABLE): Ditto.
10554 (TUNE_NOT_VECTORMODE): Ditto.
10556 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10559 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10560 tuning options instead of hard coded TARGET_xxx.
10561 (fix ssemode peephole2's): Ditto.
10562 (imul peephole2's): Ditto.
10564 (movdi_or_rex64): Ditto.
10565 (move peephole2): Ditto.
10566 (not peephole2's): Ditto.
10568 2007-03-14 Dirk Mueller <dmueller@suse.de>
10570 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10571 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10572 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10574 * c-parser.c (c_parser_do_statement): Warn about empty body in
10575 do/while statement.
10576 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10577 * doc/invoke.texi (-Wempty-body): Update documentation.
10579 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10582 * c-common.h (warn_for_div_by_zero): Declare.
10583 * c-common.c (warn_for_div_by_zero): Define.
10584 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10587 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10589 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10590 to PREFIX and STANDARD_PREFIX.
10592 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10593 Phil Edwards <phil@codesourcery.com>
10595 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10596 (__gthread_once_t): Remove busy field for RTPs.
10597 (__GTHREAD_ONCE_INIT): Update accordingly.
10599 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10601 * doc/invoke.texi: Document VxWorks options.
10603 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10605 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10607 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10609 PR tree-optimization/30590
10610 * tree-nrv.c (tree_nrv): Check for the partial update of the
10613 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10615 * flags.h (flag_random_seed): Remove declaration, in favor of...
10616 * toplev.h (get_random_seed, set_random_seed): ... these.
10617 * tree.c (get_file_function_name): Use the former.
10618 * opts.c (common_handle_option): Use the latter.
10621 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10623 PR middle-end/31127
10624 * cse.c (cse_find_path): Do not bail out if a basic block that
10625 we already visited now becomes part of a path that starts at a
10626 different basic block. Just disallow this, to make sure we
10627 visit each basic block at most once.
10629 2007-03-13 Jan Hubicka <jh@suse.cz>
10631 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10632 attributes, when profile esitmate is present, calls with very low
10633 frequency are cold.
10635 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10637 PR tree-optimization/30730
10638 PR tree-optimization/26900
10639 * tree-ssa-loop-niter.c: Include gmp.h.
10640 (bounds): New type.
10641 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10642 split_to_var_and_offset, determine_value_range,
10643 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10644 bound_difference, bounds_add, bounds_negate,
10645 number_of_iterations_ne_max, dump_affine_iv): New functions.
10646 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10647 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10648 difference of initial and final value of control iv to validate
10650 (number_of_iterations_cond): Add loop parameter. Determine bounds
10651 on the difference of the extremes of the control iv. Add dumps.
10652 (expand_simple_operations): Handle phi nodes.
10653 (simplify_using_initial_conditions): Do not record used conditions.
10654 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10655 Do not set additional_info.
10656 (implies_nonnegative_p, implies_ge_p): Removed.
10657 (derive_constant_upper_bound): Do not use parameter `additional'.
10658 (record_estimate): Parameter `additional' removed. Parameter
10659 `i_bound' added. Do not call derive_constant_upper_bound.
10660 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10661 bound the number of iterations estimate.
10662 (estimate_numbers_of_iterations_loop): Pass the estimate from
10663 the number of iterations analysis to record_estimate.
10664 * tree.h (multiple_of_p): Declare.
10665 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10666 (scev_const_prop): Do not check expression_expensive_p.
10667 * fold-const.c (multiple_of_p): Exported.
10668 * double-int.c (double_int_mask): Exported.
10669 * double-int.h (double_int_mask): Declare.
10670 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10671 field. Added max field.
10673 2007-03-13 David Taylor <taylor@candd.org>
10676 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10679 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10682 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10683 two unamed patterns.
10685 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10687 * config/i386/i386.opt (mcx16, msahf): New options.
10688 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10689 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10691 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10692 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10693 Output -mcx16 and -msahf options when corresponding bit is set.
10695 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10696 and -msahf options.
10698 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10700 * configure.ac: Test for assembler tolerance to # 0 "".
10701 * configure, config.in: Rebuilt.
10702 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10704 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10706 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10708 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10709 (handle_syscall): Handle direct system calls.
10710 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10712 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10714 * doc/invoke.texi: Fix cpp.info cross-reference.
10715 * doc/passes.texi: Fix gcc.info cross-reference.
10717 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10719 PR tree-optimization/30835
10720 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10721 bb_for_stmt is not NULL before accessing it.
10723 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10725 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10728 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10731 * doc/install.texi: Document --enable-stage1-languages
10733 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10735 * tree-pass.h (pass_into_cfg_layout_mode,
10736 pass_outof_cfg_layout_mode): Declare.
10737 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10738 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10739 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10740 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10742 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10744 * c-decl.c (warn_variable_length_array): New function.
10745 Refactored from grokdeclarator to handle warn_vla
10746 and handle unnamed array case.
10747 (grokdeclarator): Refactored VLA warning case.
10748 * c.opt (Wvla): New flag.
10749 * doc/invoke.texi (Wvla): New warning.
10751 2007-03-12 Richard Henderson <rth@redhat.com>
10753 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10754 (TARGET_SECTION_TYPE_FLAGS): New.
10756 2007-03-12 Richard Henderson <rth@redhat.com>
10758 * config/darwin.c (machopic_reloc_rw_mask): New.
10759 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10760 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10762 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10764 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10765 * cppdefault.h (cpp_PREFIX): Document.
10766 (cpp_PREFIX_len): Likewise.
10767 (cpp_EXEC_PREFIX): New variable.
10768 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10769 * c-incpath.c (add_standard_paths): Correct logic for relocating
10770 paths within prefix.
10772 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10774 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10775 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10777 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10778 fix_truncdfdi_sse using SSEMODEF mode macro.
10779 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10780 fix_truncdfsi_sse using SSEMODEF mode macro.
10781 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10782 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10784 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10786 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10787 elfos.h to tm_file.
10789 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10791 * tree.h : Add multiple_of_p declaration.
10792 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10793 * ipa-type-escape.c (results_of_malloc): Redundant.
10794 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10795 (cast_type): Extended with new members.
10796 (check_cast): Returns cast_type.
10797 (cast): New structure for data of walk_use_def_chains.
10798 (is_malloc_result, is_cast_from_non_pointer_1,
10799 is_cast_from_non_pointer,
10800 is_array_access_through_pointer_and_index): New functions.
10801 (look_for_casts): Returns cast types.
10802 (check_call): Returns void.
10803 (okay_pointer_operation): Use support of pointer plus index,
10804 pointer plus constant and allow all multiplications.
10806 2007-03-11 Richard Guenther <rguenther@suse.de>
10808 PR tree-optimization/31115
10809 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10810 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10811 A shift count of zero is not special as with *_DIV_EXPR.
10812 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10815 2007-03-11 Ian Lance Taylor <iant@google.com>
10817 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10818 the *_DIV_EXPR codes correctly with overflow infinities.
10820 2007-03-11 Ira Rosen <irar@il.ibm.com>
10822 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10823 indicate success/failure of the analysis. Add negation to subtrahend
10824 in case of subtraction. Fail if both operands contain constants.
10825 (create_data_ref): Fail if analyze_offset fails.
10827 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10829 * config/i386/i386.md (frndintxf2): Rename to ...
10830 (rintxf2): ... this. Remove expander having same name.
10831 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10832 (roundsf2, rounddf2): Ditto.
10833 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10834 (lround<mode>di2, lround<mode>si2): Ditto.
10836 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10838 * lower-subreg.c: Include except.h.
10839 (decompose_multiword_subregs): Verify that the only control flow
10840 insns we can split are loads to multi-words pseudos.
10841 Handle breaking such blocks after splitting, instead of calling
10842 find_many_sub_basic_blocks.
10844 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10845 on the new basic block. Add a lengthy comment explaining why we
10846 thought this was necessary.
10847 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10849 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10852 * tree.c (walk_type_fields): Recurse into the element type of
10853 ARRAY_TYPEs if there is a pointer set.
10855 2007-03-10 Dirk Mueller <dmueller@suse.de>
10857 * c-common.c (warn_logical_operator): Fix condition.
10859 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10861 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10863 * config/darwin.c (machopic_select_section): Remove superfluous
10864 argument in call to categorize_decl_for_section. Remove unused
10867 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10869 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10871 * configure: Regenerate.
10873 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10876 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10877 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10878 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10879 Add LABEL_NUSES to emitted label.
10880 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10881 branch probability value to emitted jump insn.
10882 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10883 Do not check life information and do not re-arrange input operands
10884 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10886 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10888 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10889 the change of decode_asm_operands.
10891 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10893 * mode-switching.c (create_pre_exit): Skip blockage insn.
10895 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10897 * tree-pass.h (TODO_update_smt_usage): Remove.
10899 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10903 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10905 * pa.c (attr_length_call): Revise condition for long
10906 pc-relative branch.
10907 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10908 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10909 sequence on SOM target.
10911 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10913 * gcc.c: Document %{, in big comment at top.
10914 (input_suffix_matches): Remove special handling for .s and
10916 (input_spec_matches): New.
10917 (handle_braces): Handle %{,.
10918 (validate_switches): ',' indicates a value which is not a switch.
10919 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10920 to detect assembler input.
10921 * config/i386/sol2.h (CPP_SPEC): Likewise.
10922 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10923 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10924 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10925 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10926 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10927 -m64 causes deployment target to default to 10.5.
10928 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10930 2007-03-09 Richard Henderson <rth@redhat.com>
10933 * target.h (targetm.asm.out.reloc_rw_mask): New.
10934 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10935 (TARGET_ASM_OUT): Use it.
10936 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10937 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10938 use the new reloc_rw_mask target hook instead.
10939 (default_section_type_flags_1): Merge into...
10940 (default_section_type_flags): ... here.
10941 (decl_readonly_section_1): Merge into...
10942 (decl_readonly_section): ... here.
10943 (default_elf_select_section_1): Merge into...
10944 (default_elf_select_section): ... here.
10945 (default_unique_section_1): Merge into...
10946 (default_unique_section): ... here.
10947 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10948 (default_select_rtx_section): Use it.
10949 (default_elf_select_rtx_section): Likewise.
10950 * output.h: Update to match.
10951 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10952 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10953 (TARGET_ASM_RELOC_RW_MASK): New.
10954 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10955 to categorize_decl_for_section.
10956 (x86_64_elf_unique_section): Likewise.
10957 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10958 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10959 (TARGET_ASM_RELOC_RW_MASK): New.
10960 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10961 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10962 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10963 (TARGET_RWRELOC): Remove.
10964 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10965 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10966 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10967 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10968 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10969 (rs6000_xcoff_select_section): Use decl_readonly_section.
10970 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10971 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10972 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10973 (TARGET_SECTION_TYPE_FLAGS): Remove.
10974 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10976 2007-03-09 Roger Sayle <roger@eyesopen.com>
10978 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10979 complex constant equality/inequality comparisons for here.
10980 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10981 known at compile-time or can be simplified to a scalar comparison.
10982 (fold_relational_const): Move compile-time evaluation of complex
10983 constant equality/inequality comparisons to here.
10985 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10987 PR rtl-optimization/30643
10988 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10990 (fold_rtx): Recurse, like before 2006-11-03.
10992 2007-03-09 DJ Delorie <dj@redhat.com>
10994 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10997 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10999 PR tree-optimization/30375
11000 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11001 LHS of statements is not the same.
11002 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11004 2007-03-09 Chao-ying Fu <fu@mips.com>
11006 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11008 * doc/invoke.texi (-mdspr2): Document new option.
11009 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11010 New unspec for DSP REV 2.
11011 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11012 these instructions are extended in DSP REV 2.
11013 (mips-dspr2.md): Include.
11014 * config/mips/mips.opt (mdspr2): New option.
11015 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11016 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11017 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11018 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11019 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11020 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11021 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11023 (bdesc_map): Add one field of unsupported_target_flags.
11024 (bdesc_arrays): Update entries to have extra fields. Add
11026 (mips_init_builtins): Initialize new function types.
11027 Check unsupported_target_fileds to filter out builtins.
11028 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11030 (ASM_SPEC): Pass mdspr2 to the assembler.
11031 * config/mips/mips-dspr2.md: New file.
11033 2007-03-09 Sa Liu <saliu@de.ibm.com>
11035 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11037 2007-03-09 Ian Lance Taylor <iant@google.com>
11039 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11040 argument) like -Wstrict-overflow=2.
11041 * doc/invoke.texi (Warning Options): Update documentation.
11043 2007-03-09 Dirk Mueller <dmueller@suse.de>
11046 * doc/invoke.texi (-Wlogical-op): Document.
11047 * common.opt (-Wlogical-op): New.
11048 * c-common.h (warn_logical_operator): Declare.
11049 * c-common.c (warn_logical_operator): Define.
11050 * c-typeck.c (parser_build_binary_op): Call
11051 warn_logical_operator.
11053 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11055 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11056 * final.c (final_scan_insn): Test for non-"" file name.
11058 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11060 * doc/loop.texi: Document the Omega linear constraints solver.
11061 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11062 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11063 omega-hash-table-size, omega-max-keys, and
11064 omega-eliminate-redundant-constraints.
11065 * tree-pass.h (pass_check_data_deps): Declared.
11068 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11069 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11070 pass_check_data_deps): New.
11071 * tree-data-ref.c (init_data_ref): Remove declaration.
11072 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11073 (analyze_array): Renamed init_array_ref, move up initializations.
11074 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11075 Removed arguments that are set to NULL.
11076 (analyze_indirect_ref): Correct indentation, correct call to
11078 (object_analysis): Call init_array_ref instead of analyze_array.
11079 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11080 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11081 of DR_ACCESS_FNS_ADDR.
11082 (init_omega_eq_with_af, omega_extract_distance_vectors,
11083 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11084 ddr_consistent_p): New.
11085 (compute_affine_dependence): Check consistency of ddrs when
11086 flag_check_data_deps is passed.
11087 (analyze_all_data_dependences): Uncomment.
11088 (tree_check_data_deps): New.
11089 * tree-data-ref.h: Include omega.h.
11090 (DR_ACCESS_FNS_ADDR): Removed.
11091 (data_dependence_relation): Add inner_loop.
11092 (DDR_INNER_LOOP): New.
11093 * common.opt (fcheck-data-deps): New.
11094 * tree-flow.h (tree_check_data_deps): Declare.
11095 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11096 (OBJS-common): Depend on omega.o.
11098 * passes.c (pass_check_data_deps): Scheduled.
11099 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11100 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11101 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11102 PARAM_VECT_MAX_VERSION_CHECKS,
11103 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11105 2007-03-09 Richard Guenther <rguenther@suse.de>
11107 PR tree-optimization/30904
11108 PR middle-end/31058
11109 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11110 the same way as *_DIV_EXPR.
11112 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11114 * recog.c (decode_asm_operands): No mixed declarations and code.
11116 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11118 * rtl.def (ASM_INPUT): Add location.
11119 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11120 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11121 (decode_asm_operands): Add loc operand.
11122 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11123 * stmt.c (expand_asm): Rename to...
11124 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11125 gen_rtx_ASM_INPUT_loc.
11126 (expand_asm_expr): Adjust.
11127 * recog.c (decode_asm_operands): Add loc operand.
11128 (check_asm_operands, extract_insn): Adjust.
11129 * reload1.c (maybe_fix_stack_asms): Likewise.
11130 * final.c (asm_insn_count): Likewise.
11131 (final_scan_insn): Output # line before and after asm.
11133 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11135 * tree-ssa-structalias.c (variable_info): Remove
11137 (new_var_info): Ditto.
11138 (shared_bitmap_info_t): New structure.
11139 (shared_bitmap_table): New variable.
11140 (shared_bitmap_hash): New function.
11141 (shared_bitmap_eq): Ditto
11142 (shared_bitmap_lookup): Ditto.
11143 (shared_bitmap_add): Ditto.
11144 (merge_smts_into): Change to take bitmap directly.
11145 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11146 (init_alias_vars): Init shared bitmap hashtable.
11147 (delete_points_to_sets): Delete shared bitmap hashtable.
11148 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11149 is_aliased removal as a change that was still necessary was
11152 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11154 * config/i386/i386.h (override_options): Conditionally disable
11155 x86_sahf for 64bit targets only.
11157 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11160 * c-decl.c (merge_decls): Don't call make_var_volatile.
11161 * varasm.c (make_var_volatile): Remove.
11162 * output.h (make_var_volatile): Remove.
11164 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11166 PR tree-optimization/31085
11167 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11169 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11171 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11172 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11173 ATTR_CONST_NOTHROW_LIST.
11175 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11178 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11180 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11182 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11185 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11187 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11188 passed, use shared libgcc.
11190 2007-03-08 Roger Sayle <roger@eyesopen.com>
11192 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11193 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11194 (honor_protect_cleanup_actions, lower_try_finally_switch):
11196 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11197 ifc_temp_var): Likewise.
11198 * tree-inline.c (setup_one_parameter): Likewise.
11199 * tree-mudflap.c (mf_decl_cache_locals,
11200 mf_build_check_statement_for): Likewise.
11201 * tree-nested.c (init_tmp_var, save_tmp_var,
11202 finalize_nesting_tree_1): Likewise.
11203 * tree-outof-ssa.c (insert_copy_on_edge,
11204 insert_backedge_copies): Likewise.
11205 * tree-profile.c (tree_gen_edge_profiler,
11206 tree_gen_ic_profiler): Likewise.
11207 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11208 * tree-sra.c (sra_build_assignment): Likewise.
11209 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11210 * tree-ssa-math-opts.c (insert_reciprocals,
11211 execute_cse_sincos_1): Likewise.
11212 * tree-tailcall.c (adjust_accumulator_values,
11213 adjust_return_value): Likewise.
11214 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11215 * tree-vect-transform.c (vect_create_data_ref_ptr,
11216 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11217 vect_create_epilog_for_reduction, vectorizable_reduction,
11218 vectorizable_call, vectorizable_conversion,
11219 vectorizable_assignment, vectorizable_operation,
11220 vectorizable_type_demotion, vect_gen_widened_results_half,
11221 vect_permute_store_chain, vectorizable_store,
11222 vect_setup_realignment, vect_permute_load_chain,
11223 vectorizable_load, vectorizable_condition,
11224 vect_create_cond_for_align_checks): Likewise.
11225 * tree-vrp.c (build_assert_expr_for): Likewise.
11227 2007-03-08 Ian Lance Taylor <iant@google.com>
11229 * tree-vrp.c: Include "intl.h".
11230 (usable_range_p): New static function.
11231 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11232 overflowed values, juts set *strict_overflow_p.
11233 (compare_values): Only return -2 if one of the operands is not a
11235 (compare_ranges): Call usable_range_p.
11236 (compare_range_with_value): Likewise.
11237 (vrp_evaluate_conditional_warnv): Rename from
11238 vrp_evaluate_conditional. Make static. Change all callers.
11239 (vrp_evaluate_conditional): New function.
11240 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11241 on signed overflow.
11242 (simplify_abs_using_ranges): Likewise.
11243 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11244 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11245 within_stmt parameter.
11246 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11247 vrp_evaluate_conditional.
11248 * tree-ssa-threadedge.c
11249 (record_temporary_equivalences_from_stmts_at_dest): Change
11250 simplify parameter to take a second tree parameter.
11251 (simplify_control_stmt_condition): Likewise.
11252 (thread_across_edge): Likewise.
11253 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11254 (thread_across_edge): Likewise.
11255 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11257 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11259 * config/i386/i386.h (TARGET_SAHF): New define.
11260 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11261 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11262 (x86_sahf): New global variable.
11263 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11264 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11265 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11266 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11268 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11269 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11270 when expanding fcomi/sahf based tests.
11271 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11272 expanding sahf based alternative. Emit sahf based sequence when
11273 optimizing for code size.
11274 * config/i386/i386.md (x86_sahf_1): Do not disable for
11275 TARGET_64BIT, enable for TARGET_SAHF.
11277 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11279 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11280 spurious whitespace from error message.
11282 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11285 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11287 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11289 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11291 * tree-sra.c (instantiate_element): Propagate disabled warnings
11292 from the element itself to the created variable.
11294 2007-03-07 Richard Henderson <rth@redhat.com>
11297 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11298 silently fix up the stack in the case of a missing register.
11300 2007-03-07 Paul Brook <paul@codesourcery.com>
11302 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11304 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11306 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11308 (phase1_vrs): Use them.
11309 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11310 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11311 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11312 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11313 __gnu_Unwind_Restore_WMMXC if required.
11314 (_Unwind_VRS_Pop): Implement iWMMXt support.
11315 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11316 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11317 gnu_Unwind_Save_WMMXC): Define.
11319 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11321 * config/vxworks.h (vxworks_override_options): Declare.
11322 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11323 * config/vxworks.c: Include target.h and toplev.h.
11324 (vxworks_override_options): New function.
11325 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11327 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11329 * config/s390/s390.c (override_options): Don't emit an error when
11330 -mstack-size is used without providing -mstack-guard.
11331 (s390_emit_prologue): Choose stack_guard value automatically if not
11332 provided via command line.
11333 * doc/invoke.texi: Adjust description of -mstack-guard and
11336 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11338 * config/i386/i386.c (output_set_got): Add a GOT initialization
11339 sequence for VxWorks PIC.
11340 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11341 around labels as well as symbols. Use gotoff_operand instead
11342 of local_symbolic_operand.
11343 (legitimize_pic_address): Use gotoff_operand instead of
11344 local_symbolic_operand. Use @GOT accesses for labels as
11346 (ix86_output_addr_diff_elt): Use PC-relative rather than
11347 GP-relative offsets for VxWorks PIC.
11348 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11349 no_new_pseudos. Check whether the returned register is op0.
11350 * config/i386/i386.md (tablejump): Use PC-relative rather than
11351 GP-relative offsets for VxWorks PIC.
11352 * config/i386/predicates.md (gotoff_operand): New predicate.
11354 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11356 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11358 * config/vxworks-dummy.h: New file.
11359 * config/i386/i386.h: Include it.
11361 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11363 * dwarf2out.c (is_inlined_entry_point): New
11364 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11365 DW_AT_ranges if the first subblock is the entry point.
11367 2007-03-06 David Daney <ddaney@avtrex.com>
11369 * doc/install.texi (mips-*-*): Change recommended binutils
11372 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11374 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11375 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11377 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11378 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11380 2007-03-06 Jan Hubicka <jh@suse.cz>
11382 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11383 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11385 (probably_cold_bb_p): Cold functions are cold.
11386 (probably_never_executed_bb_p): Cold functions are cold.
11387 (tree_bb_level_predictions): Predict calls to cold functions as not
11389 (compute_function_frequency): Check hot/cold attributes.
11390 * function.h (function_frequency): Update comments.
11391 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11392 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11393 (c_common_att): Add cold and hot.
11395 * doc/extend.texi (hot,cold attributes): Document.
11397 2007-03-06 Andrew Haley <aph@redhat.com>
11399 * function.c (expand_function_end): Move blockage to just after we
11400 emit the label for the naked return from the function.
11402 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11404 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11407 2007-03-06 Jan Hubicka <jh@suse.cz>
11409 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11410 loaded for constant large models. Non-large 64bit PIC can do.
11411 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11412 * cmodel.h: Add LARGE PIC.
11413 * i386.md (UNSPEC_PLTOFF): New.
11414 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11416 (*call_1_rex64): Disable for large models.
11417 (*call_1_rex64_large): New.
11418 (*call_value_1_rex64): Disable for large models.
11419 (*call_value_1_rex64_large): New.
11420 (set_rip_rex4): New.
11421 (set_got_offset_rex64): New.
11422 * predicates.md (constant_call_address_operand): For large model
11423 constant calls are not possible.
11424 * i386-protos.h (construct_plt_address): Declare.
11425 * i386.c (override_options): Accept large models.
11426 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11427 (legitimate_constant_p): Add new UNSPECs.
11428 (legitimate_pic_operand_p): Likewise.
11429 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11430 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11432 (output_pic_addr_const): Add PLTOFF.
11433 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11434 (ix86_expand_move): Legitimize pic address when in PIC mode.
11435 (construct_plt_address): New function.
11436 (ix86_expand_call): Offload the address to register and use GOT
11437 pointer for large model.
11438 * invoke.texi (mcmodel=large): Update documentation.
11440 2007-03-06 Richard Henderson <rth@redhat.com>
11442 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11443 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11444 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11445 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11446 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11447 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11448 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11449 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11450 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11451 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11452 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11453 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11454 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11455 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11456 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11457 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11458 x86_schedule, x86_use_bt, x86_pad_returns,
11459 x86_use_xchgb): Merge into ...
11460 (ix86_tune_features): ... here. New array.
11461 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11462 x86_bswap): Merge into ...
11463 (ix86_arch_features): ... here. New array.
11464 (x86_3dnow_a): Remove.
11465 (x86_accumulate_outgoing_args): Make static.
11466 (x86_arch_always_fancy_math_387): Make static.
11467 (ix86_tune_mask, ix86_arch_mask): Move ...
11468 (override_options): ... to local variables here. Apply the
11469 appropriate mask to each element of ix86_arch_features and
11470 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11471 as were done in the old macros.
11472 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11473 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11474 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11475 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11476 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11477 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11478 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11479 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11480 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11481 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11482 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11483 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11484 x86_accumulate_outgoing_args, x86_prologue_using_move,
11485 x86_epilogue_using_move, x86_decompose_lea,
11486 x86_arch_always_fancy_math_387, x86_shift1,
11487 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11488 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11489 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11490 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11491 x86_use_incdec, x86_pad_returns, x86_bswap,
11492 x86_partial_flag_reg_stall): Remove.
11493 (enum ix86_tune_indices): New.
11494 (ix86_tune_features): New.
11495 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11496 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11497 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11498 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11499 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11500 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11501 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11502 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11503 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11504 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11505 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11506 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11507 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11508 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11509 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11510 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11511 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11512 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11513 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11514 TARGET_EXT_80387_CONSTANTS): Use it.
11515 (enum ix86_arch_indices): New.
11516 (ix86_arch_features): New.
11517 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11518 TARGET_BSWAP): Use it.
11519 (ix86_tune_mask, ix86_arch_mask): Remove.
11521 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11524 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11525 Define using $${sysroot_headers_suffix}.
11526 * configure: Regenerate.
11527 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11528 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11530 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11531 * gcc.c (print_sysroot_headers_suffix): New.
11532 (option_map): Include --print-sysroot-headers-suffix.
11533 (display_help): Mention -print-sysroot-headers-suffix.
11534 (process_command): Handle -print-sysroot-headers-suffix.
11535 (do_spec_1): Append multilib directory to include-fixed path if
11536 sysroot suffixes in use.
11537 (main): Handle -print-sysroot-headers-suffix.
11538 * Makefile.in (start.encap): Don't depend on xlimits.h
11539 (xlimits.h): Remove.
11540 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11541 limits.h for each multilib in fixinc_list.
11542 (fixinc_list, s-fixinc_list): New.
11543 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11544 generate them for each multilib in fixinc_list.
11545 (stmp-fixproto): Use include-fixed. Run fixproto for each
11546 multilib in fixinc_list.
11547 (mostlyclean): Don't remove xlimits.h.
11548 (clean): Remove include-fixed.
11549 (real-install-headers-tar, real-install-headers-cpio,
11550 real-install-headers-cp): Don't copy include, only include-fixed.
11551 (install-mkheaders): Depend on fixinc_list. Don't depend on
11552 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11553 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11554 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11556 2007-03-06 Jan Hubicka <jh@suse.cz>
11558 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11561 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11563 * configure.ac: Allow tm_file to contain build-directory files.
11564 * configure: Regenerate.
11565 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11566 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11567 * config/m68k/print-sysroot-suffix.sh: New file.
11569 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11571 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11572 of pic_offset_table_rtx if reload_completed.
11573 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11574 PIC_OFFSET_TABLE_REGNUM.
11575 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11577 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11578 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11580 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11582 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11583 functions that call eh_return.
11585 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11587 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11588 functions that need a constant pool.
11590 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11593 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11594 (m68k_preferred_reload_class): Likewise.
11595 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11596 (SECONDARY_RELOAD_CLASS): Define.
11597 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11598 (LIMIT_RELOAD_CLASS): Delete.
11599 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11600 registers from storing bytes.
11601 (m68k_secondary_reload_class): New function.
11602 (m68k_preferred_reload_class): Likewise.
11604 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11606 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11608 (m68k_expand_prologue): Likewise.
11610 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11612 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11613 (mips_expand_epilogue): Add a bool parameter.
11614 (m68k_legitimize_sibcall_address): Declare.
11615 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11616 (m68k_expand_epilogue): Add a parameter to select between sibling
11617 and normal epilogues. Only generate a return for the latter.
11618 (m68k_ok_for_sibcall_p): New function.
11619 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11620 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11621 (sibcall_value, *sibcall_value): Likewise.
11622 (*call, *call_value): Require !SIBLING_CALL_P.
11623 (epilogue): Update call to m68k_expand_epilogue.
11624 (sibcall_epilogue): New pattern.
11625 * config/m68k/predicates.md (const_call_operand): Say that this
11626 predicate applies to sibling calls too.
11627 (sibcall_operand): New predicate.
11629 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11631 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11632 alternatives as movsi_cf.
11633 (movsf_cf_hard): Add commentary.
11635 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11636 Richard Sandiford <richard@codesourcery.com>
11638 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11639 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11640 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11641 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11642 as being live on exit from an interrupt function.
11643 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11644 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11645 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11646 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11647 (m68k_interrupt_function_p): Globalize.
11648 (m68k_compute_frame_layout): Remove reverse mask code.
11649 (m68k_emit_movem, m68k_set_frame_related): New functions.
11650 (m68k_output_function_prologue): Delete in favor of...
11651 (m68k_expand_prologue): ...this new function.
11652 (m68k_output_function_epilogue): Delete in favor of...
11653 (m68k_expand_epilogue): ...this new function.
11654 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11656 (print_operand): Handle %?.
11657 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11658 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11659 (prologue, epilogue): New patterns.
11660 (return): Turn into a define_expand.
11661 (*return): New pattern, derived from old "return" pattern. Use rte
11662 rather than rts for interrupt functions. Only use rtd if the pop
11664 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11665 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11666 (link, *link, unlink, *unlink, load_got): Likewise.
11668 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11672 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11673 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11674 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11675 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11676 and m68k_matches_u_p.
11677 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11678 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11679 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11680 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11681 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11682 (REG_STRICT_P): New macro.
11683 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11684 PCREL_GENERAL_OPERAND_OK.
11685 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11686 m68k_legitimate_base_reg_p.
11687 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11688 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11689 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11690 * config/m68k/m68k.c (m68k_address): New structure.
11691 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11692 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11693 (m68k_jump_table_ref_p, m68k_decompose_address)
11694 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11695 (m68k_matches_u_p): New functions.
11696 (print_operand_address): Rewrite to use m68k_decompose_index.
11698 2007-03-05 David Taylor <dtaylor@emc.com>
11700 * gcc.c: Correct copyright date in --version output.
11702 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11704 * pa.md: In unamed move patterns, disparge copies between general
11705 and floating point registers using '?' modifier. Don't include 'f'
11706 constraint for register preferences in DImode, SImode, HImode and
11707 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11708 Remove constraints for copies between general and floating registers
11709 in soft-float DFmode pattern.
11710 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11714 2007-03-05 Mike Stump <mrs@apple.com>
11716 * c-common.c (targetcm): Add.
11717 * c-opts.c (c_common_handle_option): Handle language specific
11719 * opts.c (handle_option): Verify language for target options, if
11721 * opth-gen.awk: Add CL_LANG_ALL.
11722 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11723 (TARGETCM_INITIALIZER): Add.
11724 * target.h (struct gcc_targetcm): Add.
11726 * targhooks.c (default_handle_c_option): Add.
11727 * targhooks.h (default_handle_c_option): Add.
11728 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11730 * config/darwin.opt (iframework): Add.
11731 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11732 * config/darwin-c.c (handle_c_option): Add.
11733 (TARGET_HANDLE_C_OPTION): Add.
11735 * doc/invoke.texi (Darwin Options): Add -iframework.
11737 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11739 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11742 2007-03-05 Ian Lance Taylor <iant@google.com>
11744 * c.opt (fgnu89-inline): New option.
11745 * c-opts.c (c_common_post_options): Set default value for
11747 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11748 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11750 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11751 (grokdeclarator, start_function): Likewise.
11752 * c-cppbuiltin.c (c_cpp_builtins): Define either
11753 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11754 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11755 (C Dialect Options): Document -fgnu89-inline.
11756 * doc/extend.texi (Function Attributes): Explain what the
11757 gnu_inline attribute does.
11758 * doc/cpp.texi (Common Predefined Macros): Document
11759 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11761 2007-03-05 Ian Lance Taylor <iant@google.com>
11763 PR tree-optimization/31034
11764 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11765 half-range if the other side is an overflow infinity.
11767 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11769 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11770 (bfin*-linux-uclibc*): New configuration.
11771 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11773 * config/bfin/linux.h: New file.
11774 * config/bfin/libgcc-bfin.ver: New file.
11775 * config/bfin/t-bfin-uclinux: New file.
11776 * config/bfin/t-bfin-linux: New file.
11777 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11778 (TARGET_OS_CPP_BUILTINS): New macro.
11780 2007-03-05 Richard Guenther <rguenther@suse.de>
11782 * fold-const.c (fold_binary): Remove duplicate folding
11783 of comparison of non-null ADDR_EXPR against null.
11785 2007-03-05 Richard Guenther <rguenther@suse.de>
11786 Dorit Nuzman <dorit@il.ibm.com>
11788 PR tree-optimization/26420
11789 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11790 are no loops in the function. Only print the number of
11791 vectorized loops if it is greater than zero or we are supposed
11792 to print information about unvectorized loops.
11794 2007-03-05 Revital Eres <eres@il.ibm.com>
11796 * gcc.dg/var-expand1.c: New test.
11797 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11798 when an accumulator is expanded.
11800 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11803 * c-common.c (convert_and_check): Don't give warnings for
11804 conversion if 'expr' already overflowed.
11806 2007-03-04 Roger Sayle <roger@eyesopen.com>
11808 PR middle-end/30744
11809 * fold-const.c (fold_comparison): Enforce type consistency when
11810 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11812 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11814 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11815 containing a cast to the base of TARGET_MEM_REF.
11817 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11819 * tree.c (tree_contains_struct_check_failed): Remove spurious
11820 whitespace from error message.
11822 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11825 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11826 instead of precision.
11828 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11829 Nathan Sidwell <nathan@codesourcery.com>
11831 * emit-rtl.c (find_auto_inc): New.
11832 (try_split): recreate REG_INC notes,
11833 Use regular for loops rather than whiles.
11835 2007-03-03 Andreas Schwab <schwab@suse.de>
11837 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11838 * configure: Regenerate.
11840 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11842 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11843 flag_rounding_math, not flag_unsafe_math_optimizations.
11845 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11847 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11848 alpha_fold_vector_minmax): Likewise.
11849 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11850 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11852 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11854 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11855 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11856 if the lhs has side-effects.
11857 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11859 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11861 * config/i386/i386.h (TUNEMASK): Remove define.
11862 (ARCHMASK): Remove define.
11863 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11864 Use ix86_arch_mask variable instead of ARCHMASK.
11865 * config/i386/i386.c (override_options): Ditto.
11866 (standard_80387_constant_p): Ditto.
11868 2007-03-02 Ian Lance Taylor <iant@google.com>
11870 Used signed infinities in VRP.
11871 * tree-vrp.c (uses_overflow_infinity): New static function.
11872 (supports_overflow_infinity): New static function.
11873 (make_overflow_infinity): New static function.
11874 (negative_overflow_infinity): New static function.
11875 (positive_overflow_infinity): New static function.
11876 (is_negative_overflow_infinity): New static function.
11877 (is_positive_overflow_infinity): New static function.
11878 (is_overflow_infinity): New static function.
11879 (overflow_infinity_range_p): New static function.
11880 (compare_values_warnv): New function split out of compare_values.
11881 (compare_value): Call it.
11882 (set_value_range_to_nonnegative): Add overflow_infinity
11883 parameter. Change caller.
11884 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11886 (vrp_expr_computes_nonzero): Likewise.
11887 (compare_ranges, compare_range_with_value): Likewise.
11888 (compare_name_with_value, compare_names): Likewise.
11889 (vrp_evaluate_conditional): Likewise.
11890 (set_value_range): Handle infinity
11891 (vrp_operand_equal_p, operand_less_p): Likewise.
11892 (extract_range_from_assert): Likewise.
11893 (vrp_int_const_binop): Likewise.
11894 (extract_range_from_binary_expr): Likewise.
11895 (extract_range_from_unary_expr): Likewise.
11896 (extract_range_from_comparison): Likewise.
11897 (extract_range_from_expr): Likewise.
11898 (dump_value_range): Likewise.
11899 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11900 (test_for_singularity): Likewise.
11901 (vrp_int_const_binop): Remove inline qualifier.
11902 (adjust_range_with_scev): Add comment.
11903 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11905 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11907 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11908 (get_constraint_for): Likewise.
11909 (do_structure_copy): Likewise.
11910 (find_func_aliases): Fix references to MODIFY_EXPR.
11911 (intra_create_variable_infos): Tidy.
11912 * tree-ssa-operands.c (add_virtual_operand): Add argument
11914 When adding members of alias sets, if IS_CALL_SITE is true and
11915 the symbol is not call-clobbered, skip it.
11916 Adjust all callers.
11918 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11920 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11921 entry by means of emit_insn_at_entry.
11923 2007-03-02 Richard Henderson <rth@redhat.com>
11925 * expr.h (promoted_input_arg): Remove decl.
11926 * function.c (promoted_input_arg): Merge into ...
11927 * combine.c (setup_incoming_promotions): ... only caller.
11928 Rearrange to avoid double loop.
11930 2007-03-02 Ben Elliston <bje@au.ibm.com>
11931 Peter Bergner <bergner@vnet.ibm.com>
11932 Janis Johnson <janis187@us.ibm.com>
11934 * config/rs6000/dfp.md: New file.
11935 * config/rs6000/rs6000.md: Include dfp.md.
11936 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11937 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11938 and TDmode decimal float modes in FP registers.
11939 (num_insns_constant): Likewise.
11940 (rs6000_legitimate_offset_address_p): Likewise.
11941 (rs6000_legitimize_address): Likewise.
11942 (rs6000_legitimize_reload_address): Likewise.
11943 (rs6000_legitimate_address): Likewise.
11944 (rs6000_emit_move): Likewise.
11945 (function_arg_boundary): Likewise.
11946 (function_arg_advance): Likewise.
11947 (rs6000_darwin64_record_arg_recurse): Likewise.
11948 (function_arg): Likewise.
11949 (rs6000_gimplify_va_arg): Likewise.
11950 (rs6000_split_multireg_move): Likewise.
11951 (rs6000_output_function_epilogue): Likewise.
11952 (rs6000_output_function_epilogue): Likewise.
11953 (rs6000_register_move_cost): Likewise.
11954 (rs6000_function_value): Likewise.
11955 (rs6000_libcall_value): Likewise.
11957 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11959 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11961 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11963 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11964 Use $MULTIDIR to choose between the kernel and RTP headers,
11965 and use $WIND_BASE and $WIND_USR to locate them.
11967 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11969 * config/i386/i386.c (override_options): Put initialization of
11970 ix86_tune_mask and ix86_arch_mask to the correct place.
11972 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11973 Michael Meissner <michael.meissner@amd.com>
11976 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11977 (ARCHMASK): Define.
11978 (TARGET_CMOVE): Use ARCHMASK.
11979 (TARGET_CMPXCHG): Ditto.
11980 (TARGET_CMPXCHG8B): Ditto.
11981 (TARGET_XADD): Ditto.
11982 (TARGET_BSWAP): Ditto.
11983 * config/i386/i386.c (ix86_tune_mask): New global variable.
11984 (ix86_arch_mask): Ditto.
11985 (override_options): Initialize ix86_tune_mask and
11986 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11989 2007-03-02 Ben Elliston <bje@au.ibm.com>
11992 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11994 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11996 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11997 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11998 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11999 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12001 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12002 rs6000_init_dwarf_reg_sizes_extra): New.
12003 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12004 SPE register high parts.
12006 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12008 * Makefile.in: Add install-pdf target as
12009 copied from automake v1.10 rules.
12010 * configure.ac: Add install-pdf to target list.
12011 * configure: Regenerate.
12013 2007-03-01 Paul Brook <paul@codesourcery.com>
12015 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12016 modes to LDRD for DImode.
12017 (output_move_double): Fixup out of range ldrd/strd.
12018 (vfp_secondary_reload_class): Rename...
12019 (coproc_secondary_reload_class): ... to this. Add wb argument.
12020 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12021 coproc_secondary_reload_class for CLASS_IWMMXT.
12022 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12023 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12025 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12027 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12028 unroll factor by the estimated number of iterations.
12029 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12030 than prefetch latency.
12032 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12033 decode_caches_intel, detect_caches_intel): New functions.
12034 (host_detect_local_cpu): Use detect_caches_amd and
12035 detect_caches_intel.
12037 2007-03-01 Richard Henderson <rth@redhat.com>
12039 * expr.c (emit_move_complex_push): Export.
12040 (emit_move_complex_parts): Split out from ...
12041 (emit_move_complex): ... here.
12042 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12043 * config/i386/i386.md (movcdi): New.
12045 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12047 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12048 size of mode1 to check for tieable modes in MMX case.
12050 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12052 * Makefile.in (rtlanal.o): Depend on tree.h.
12053 * rtl.h (offset_within_section_p, split_const): Declare.
12054 * rtlanal.c: Include tree.h.
12055 (offset_within_block_p): New function, taken from
12056 mips_offset_within_object_p.
12057 (split_const): New function, taken from mips_split_const.
12058 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12060 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12061 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12062 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12063 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12064 (m68k_illegitimate_symbolic_constant_p): New function.
12065 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12066 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12067 symbolic constant that might be outside the symbol's section,
12068 move the symbol first and then add the offset.
12069 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12071 * config/mips/mips.c (mips_split_const): Delete.
12072 (mips_offset_within_object_p): Delete.
12073 (mips_symbolic_constant_p): Use offset_within_section_p and
12074 split_const instead of mips_offset_within_object_p and
12076 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12077 (mips_legitimize_const_move, print_operand_reloc)
12078 (mips_dangerous_for_la25_p): Use split_const instead of
12081 2007-02-28 Eric Christopher <echristo@apple.com>
12083 * Makefile.in (install-include-dir): Don't rm -rf include.
12085 2007-02-28 Richard Guenther <rguenther@suse.de>
12087 PR middle-end/30364
12088 * fold-const.c (fold_binary): Do not associate expressions
12089 with more than one variable for integer types that do not wrap.
12091 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12093 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12094 Delete, and replace with...
12095 (fold_builtin_call_array): This. Update callers to use it.
12096 * fold-const.c (fold_build_call_list): Delete, and replace with...
12097 (fold_build_call_array): This.
12098 (fold_build_call_list_initializer): Delete, and replace with...
12099 (fold_build_call_array_initializer): This.
12100 * tree.h: Update declarations to reflect above changes.
12102 * c-typeck.c (build_function_call): Store converted arguments
12103 in a stack-allocated array instead of building a list.
12104 (convert_arguments): Store arguments in the array passed in as an
12105 argument, and return the actual number of arguments.
12106 * c-format.c: (check_function_format): Pass arguments in an
12107 array instead of a list.
12108 * c-common.c (check_function_nonnull): Likewise.
12109 (check_function_sentinel): Likewise.
12110 (check_function_arguments): Likewise.
12111 * c-common.h: Update declarations to reflect above changes.
12113 2007-02-28 Jan Hubicka <jh@suse.cz>
12115 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12116 PRED_NEGATIVE_RETURN): Update outcomes.
12118 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12120 * calls.c (emit_library_call_value_1): Handle partial registers
12121 correctly when building up CALL_INSN_FUNCTION_USAGE.
12123 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12125 * pa/predicates.md (move_src_operand): Allow zero for mode.
12126 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12129 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12132 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12133 *movv2df_internal): Enable pattern only for valid operand
12135 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12136 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12138 2007-02-27 Mike Stump <mrs@apple.com>
12140 * config/darwin-crt3.c: Avoid compilation when compiling for a
12143 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12145 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12147 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12148 for fixed headers and limits.h.
12149 (install-include-dir, install-headers-tar, install-headers-cpio,
12150 install-headers-cp, real-install-headers-tar,
12151 real-install-headers-cpio, real-install-headers-cp): Handle
12152 include-fixed as well as include.
12153 (install-mkheaders): Don't install files that go only in include
12155 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12156 from GCC_INCLUDE_DIR.
12157 * gcc.c (process_command): Remove special -BstageN/ handling.
12158 (do_spec_1): Add include-fixed directories.
12160 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12162 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12164 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12166 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12169 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12171 * c-common.c (get_priority): Add check for
12172 SUPPORTS_INIT_PRIORITY.
12174 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12176 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12178 * config/bfin/bfin.c: Include "cfglayout.h".
12179 (MAX_LSETUP_DISTANCE): New macro.
12180 (struct loop_info): New members incoming, incoming_src and
12181 incoming_dest. Delete member predecessor.
12182 (length_for_loop): New function.
12183 (bfin_optimize_loop): Handle more different loop structures.
12184 (bfin_discover_loop): Rework detection of predecessor blocks by
12185 examining incoming edges.
12186 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12188 (bfin_reorder_loops): New function.
12189 (bfin_reorg_loops): Use these three new functions.
12191 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12192 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12193 (CONSTRAINT_LEN): Add entry for 'q'.
12194 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12195 Add 'q' constraints.
12196 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12197 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12199 * config/bfin/bfin.md (add_with_carry): New pattern.
12200 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12201 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12202 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12203 support unsigned multiplies too. Removed incorrect commutativity from
12204 operand 1 constraint where appropriate.
12205 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12207 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12208 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12210 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12211 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12212 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12213 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12214 usmulhisi_hh_huh): New patterns.
12216 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12217 lshifthi3): Fix output template to use half reg for operand 2.
12219 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12222 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12224 2007-02-27 Andreas Schwab <schwab@suse.de>
12226 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12228 2007-02-27 Jan Hubicka <jh@suse.cz>
12230 * predict.c (last_basic_block_p): Remove.
12231 (tree_estimate_probability): Update return heuristic for commonized
12234 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12236 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12238 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12240 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12241 * doc/cpp.texi: Standardize title page.
12242 * doc/cppinternals.texi: Likewise.
12243 * doc/gcc.texi: Standardize title page, remove version number
12244 from copyright page.
12245 * doc/gccint.texi: Likewise.
12246 * doc/install.texi: Standardize title page, add table of
12249 2007-02-26 Jan Hubicka <jh@suse.cz>
12251 * predict.def: Set outcomes according to more recent results.
12252 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12253 Remove dead predictors.
12254 * predict.c (return_prediction): Fix pasto.
12256 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12258 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12259 change; avoid a memory leak when returning early.
12261 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12263 * c-decl.c (static_ctors): Move to c-common.c.
12264 (static_dtors): Likewise.
12265 (finish_function): Use c_record_cdtor_fn.
12266 (build_cdtor): Move to c-common.c.
12267 (c_write_global_declarations): Use c_build_cdtor_fns.
12268 * c-common.h (static_ctors): Declare.
12269 (static_dtors): Likewise.
12270 (c_record_cdtor_fn): Likewise.
12271 (c_build_cdtor_fns): Likewise.
12272 * c-common.c (static_ctors): New variable.
12273 (static_dtors): Likewise.
12274 (c_record_cdtor_fn): New function.
12275 (build_cdtor): Move from c-decl.c
12276 (c_build_cdtor_fns): New function.
12278 * output.h (assemble_addr_to_section): Declare.
12279 (get_cdtor_priority_section): Likewise.
12280 * varasm.c (assemble_addr_to_section): New function.
12281 (get_cdtor_priority_section): Likewise.
12282 (default_named_section_asm_out_destructor): Use them.
12283 (destor_dtor_section_asm_out_destructor): Likewise.
12284 (default_named_section_asm_out_constructor): Likewise.
12285 (default_ctor_section_asm_out_constructor): Likewise.
12286 * config.gcc (*-*-vxworks*): Include vxworks.o.
12287 * config/t-vxworks (vxworks.o): New target.
12288 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12289 (TARGET_ASM_CONSTRUCTOR): Define.
12290 (TARGET_ASM_DESTRUCTOR): Likewise.
12291 (vxworks_asm_out_constructor): Declare.
12292 (vxworks_asm_out_destructor): Likewise.
12294 * c-common.c (get_priority): Check that we have not just an
12295 INTEGER_CST, but an integer constant with integeral type.
12297 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12299 PR tree-optimization/30938
12300 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12301 use &dt[nargs-1] instead of &dt[nargs] in the call to
12302 vect_is_simple_use().
12304 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12306 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12307 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12308 Do not attempt to handle MEM inside auto-inc expressions.
12309 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12310 of a register modified by an auto-inc expression. However, do handle
12311 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12312 (elimination_effects): Prohibit elimination of a register modified
12313 by an auto-inc expression. Disable register elimination rules whose
12314 target register is modified by an auto-inc expression with variable
12317 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12319 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12321 (array_at_struct_end_p): New function.
12322 (idx_infer_loop_bounds): Use it.
12323 (estimate_numbers_of_iterations_loop): Export.
12324 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12325 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12326 (tree_estimate_probability): Call record_loop_exits.
12327 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12328 (estimated_loop_iterations, estimated_loop_iterations_int,
12329 estimated_loop_iterations_tree): New functions.
12330 (analyze_siv_subscript_cst_affine,
12331 compute_overlap_steps_for_affine_1_2,
12332 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12333 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12334 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12335 (PRED_LOOP_ITERATIONS_GUESSED): New.
12336 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12337 * cfgloop.h (estimate_numbers_of_iterations_loop,
12338 estimated_loop_iterations_int): Declare.
12340 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12342 * doc/extend.texi: Document optional priority argument to
12343 constructors and destructors.
12344 * tree.c (init_priority_for_decl): Adjust GTY markers.
12345 (init_ttree): Use priority-info hash functions for
12346 init_priority_for_decl.
12347 (tree_map_eq): Rename to ...
12348 (tree_map_base_eq): ... this.
12349 (tree_map_marked_p): Rename to ...
12350 (tree_map_base_marked_p): ... this.
12351 (tree_map_base_hash): New function.
12352 (decl_init_priority_lookup): Rework.
12353 (decl_fini_priority_lookup): New function.
12354 (decl_priority_info): New function.
12355 (decl_init_priority_insert): Use it.
12356 (decl_fini_priority_insert): Likewise.
12357 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12359 (decl_restrict_base_insert): Likewise.
12360 (decl_debug_expr_insert): Likewise.
12361 (decl_value_expr_lookup): Likewise.
12362 (decl_value_expr_insert): Likewise.
12363 * tree.h (priority_type): New type.
12364 (decl_init_priority_lookup): Use priority_type.
12365 (decl_fini_priority_lookup): New function.
12366 (decl_init_priority_insert): Use priority_type.
12367 (decl_fini_priority_insert): New function.
12368 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12369 (DECL_INIT_PRIORITY): Likewise.
12370 (SET_DECL_INIT_PRIORITY): Add comment.
12371 (DECL_FINI_PRIORITY): New macro.
12372 (SET_DECL_FINI_PRIORITY): Likewise.
12373 (DEFAULT_INIT_PRIORITY): Document.
12374 (MAX_INIT_PRIORITY): Likewise.
12375 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12376 (tree_map_base): New type.
12377 (tree_map_base_eq): New function.
12378 (tree_map_base_hash): Likewise.
12379 (tree_map_base_marked_p): Likewise.
12380 (tree_map): Inherit from tree_map_base.
12381 (tree_map_eq): Make it a macro.
12382 (tree_map_marked_p): Likewise.
12383 (tree_int_map): Inherit from tree_map_base.
12384 (tree_int_map_eq): Make it a macro.
12385 (tree_int_map_hash): Likewise.
12386 (tree_int_map_marked_p): Likewise.
12387 (tree_priority_map): New type.
12388 (tree_priority_map_eq): New macro.
12389 (tree_priority_map_hash): Likewise.
12390 (tree_priority_map_marked_p): Likewise.
12391 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12393 (emutls_common_1): Likewise.
12394 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12395 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12396 of tree_map hierarchy.
12397 * tree-cfg.c (move_stmt_r): Likewise.
12398 (new_label_mapper): Likewise.
12399 * c-tree.h (c_expand_body): Move to ...
12400 * c-common.h (c_expand_body): ... here.
12401 * c-decl.c (c_expand_body): Move to ...
12402 * c-common.c (c_expand_body): ... here.
12403 (c_common_attribute_table): Allow 1 argument for the constructor
12404 and destructor attributes.
12405 (get_priority): New function.
12406 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12407 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12409 2007-02-24 Jan Hubicka <jh@suse.cz>
12411 PR middle-end/30509
12412 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12413 copying for inlining.
12415 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12416 Jan Hubicka <jh@suse.cz>
12419 * i386.c (counter_mode): New function.
12420 (expand_set_or_movmem_via_loop): Use it.
12421 (expand_movmem_epilogue): Likewise; fix pasto.
12422 (ix86_expand_movmem): Do emit guard even for constant counts.
12423 (ix86_expand_setmem): Likewise.
12425 2007-02-25 Nick Clifton <nickc@redhat.com>
12427 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12428 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12430 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12433 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12434 count argument with 0x10, not with 0x16.
12435 (expand_setmem_epilogue): Ditto.
12437 2007-02-24 Mike Stump <mrs@apple.com>
12439 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12442 2007-02-24 Richard Guenther <rguenther@suse.de>
12444 PR middle-end/30951
12445 * fold-const.c (fold_binary): Fold x +- CST op x for
12446 EQ_EXPR and NE_EXPR.
12448 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12450 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12452 2007-02-24 Jan Hubicka <jh@suse.cz>
12454 * cgraphunit.c (decide_is_function_needed): Honor
12455 -fkeep-inline-functions.
12457 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12459 * builtins.c (fold_builtin_modf): New.
12460 (fold_builtin_2): Use it.
12462 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12464 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12465 (determine_max_iter): Take additional LOOP arg; all callers changed.
12466 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12467 one using simplifications.
12468 (simplify_using_initial_values): Return if the expression becomes
12469 invalid due to altered regs.
12471 2007-02-23 DJ Delorie <dj@redhat.com>
12473 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12475 2007-02-23 Mike Stump <mrs@apple.com>
12477 * tlink.c (scan_linker_output): Parse linker messages from
12478 darwin9's linker better.
12480 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12483 * varpool.c (varpool_assemble_pending_decls): Set
12484 varpool_last_needed_node to null.
12486 2007-02-23 DJ Delorie <dj@redhat.com>
12488 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12489 alignment bigger than the object file can handle.
12491 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12494 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12495 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12496 (*movsf_1): Penalize MMX moves.
12498 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12500 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12501 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12503 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12505 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12507 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12508 (fold_builtin_1): Use them.
12509 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12510 BUILT_IN_SIGNIFICAND.
12512 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12514 * config/i386/i386.c (bdesc_1arg): Initialize
12515 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12516 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12517 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12518 and IX86_BUILTIN_MOVSLDUP.
12520 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12522 PR rtl-optimization/30841
12523 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12525 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12527 * builtins.c (fold_builtin_frexp): New.
12528 (fold_builtin_2): Use it.
12530 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12532 * doc/invoke.texi (Spec Files): Document getenv spec function.
12534 * gcc.c (getenv_spec_function): New function.
12535 (static_spec_functions): Add it.
12536 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12537 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12540 2007-02-22 Michael Matz <matz@suse.de
12543 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12544 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12546 2007-02-22 Ian Lance Taylor <iant@google.com>
12549 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12550 (mem_loc_descriptor): Call it.
12552 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12553 Ira Rosen <irar@il.ibm.com>
12555 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12557 2007-02-22 Ira Rosen <irar@il.ibm.com>
12559 PR tree-optimization/30843
12560 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12561 stores only after all the group is vectorized.
12563 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12565 PR tree-optimization/30858
12566 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12567 in the reduction cycle have a single use in the loop.
12568 * tree-vectorizer.h (relevant): Add documentation.
12570 2007-02-20 Mike Stump <mrs@apple.com>
12572 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12573 * configure: Regenerate.
12575 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12577 Change the defaults of some parameters and options.
12578 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12579 * config/spu/spu.c (spu_optimization_options): Add.
12580 (spu_override_options): Change params in spu_optimization_options.
12581 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12583 Register 127 is only 16 byte aligned when used as a frame pointer.
12584 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12585 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12586 HARD_FRAME_POINTER_REGNUM.
12587 (spu_legitimate_address): Use regno_aligned_for_reload.
12588 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12589 aligned when frame_pointer_needed is true.
12590 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12592 * config/spu/spu.h (INIT_EXPANDERS): Define.
12594 Make sure shift and rotate instructions have valid immediate operands.
12595 * config/spu/predicates.md (spu_shift_operand): Remove.
12596 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12597 * config/spu/constraints.md (W, O): Extend range.
12598 * config/spu/spu.md (umask, nmask): Define.
12599 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12600 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12601 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12602 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12603 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12604 (lshr<mode>3_reg): Fix rtl description.
12606 Make sure mulhisi immediate operands are valid.
12607 * config/spu/predicates.md (imm_K_operand): Add.
12608 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12610 Generate constants using fsmbi and andi.
12611 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12612 (print_operand, spu_split_immediate, classify_immediate,
12613 fsmbi_const_p): Handle IC_FSMBI2.
12615 Correctly handle a CONST_VECTOR containing symbols.
12616 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12617 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12618 (immediate_load_p): Allow symbols that use 2 instructions to create.
12619 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12620 with symbols when flag_pic is set.
12621 (const_vector_immediate_p): New.
12622 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12623 accept a CONST_VECTOR with symbols.
12624 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12625 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12627 * config/spu/spu.md (high, low): Delete.
12628 (low_<mode>): Define.
12630 Remove INTRmode and INTR_REGNUM, which didn't work.
12631 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12633 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12634 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12635 peephole2 pattern): Don't use INTR or 131.
12636 (movintrcc): Delete.
12637 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12638 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12639 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12640 (UNSPEC_SET_INTR): Add.
12641 * config/spu/spu-modes.def (INTR): Remove.
12643 More accurate warnings about run-time relocations.
12644 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12646 Correctly warn about immediate arguments to specific intrinsics.
12647 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12648 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12649 the instruction predicate.
12651 Fix tree check errors with latest update.
12652 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12654 (spu_expand_builtin): Use CALL_EXPR_FN.
12656 Add missing specific intrinsics.
12657 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12659 * config/spu/spu_internals.h: Ditto.
12661 Fix incorrect operand modifiers.
12662 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12663 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12665 Optimize one case of zero_extend of a vec_select.
12666 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12668 Accept any immediate for hbr.
12669 * config/spu/spu.md (hbr): Change s constraints to i.
12671 2007-02-21 Paul Brook <paul@codesourcery.com>
12673 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12674 condexec_count when skipping USE and CLOBBER.
12676 2007-02-21 Nick Clifton <nickc@redhat.com>
12678 * common.opt (Warray-bounds): Add Warning attribute.
12679 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12681 (fsized-zeroes): Add Optimization attribute.
12682 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12683 * c.opt (Wc++0x-compat): Add Warning attribute.
12685 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12687 PR middle-end/30761
12688 * reload1.c (eliminate_regs_in_insn): In the single_set special
12689 case, attempt to re-recognize the insn before falling back to
12690 having reload fix it up.
12692 2007-02-20 Eric Christopher <echristo@gmail.com>
12694 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12695 Rewrite accordingly.
12696 (frv_read_iacc_argument): Ditto.
12697 (frv_expand_set_builtin): Take a call instead of arglist, update for
12699 (frv_expand_unop_builtin): Ditto.
12700 (frv_expand_binop_builtin): Ditto.
12701 (frv_expand_cut_builtin): Ditto.
12702 (frv_expand_binopimm_builtin): Ditto.
12703 (frv_expand_voidbinop_builtin): Ditto.
12704 (frv_expand_int_void2arg): Ditto.
12705 (frv_expand_prefetches): Ditto.
12706 (frv_expand_voidtriop_builtin): Ditto.
12707 (frv_expand_voidaccop_builtin): Ditto.
12708 (frv_expand_load_builtin): Ditto.
12709 (frv_expand_store_builtin): Ditto.
12710 (frv_expand_mdpackh_builtin): Ditto.
12711 (frv_expand_mclracc_builtin): Ditto.
12712 (frv_expand_mrdacc_builtin): Ditto.
12713 (frv_expand_mwtacc_builtin): Ditto.
12714 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12717 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12719 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12720 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12722 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12723 point instructions.
12724 * configure: Regenerate.
12725 * config.in: Regenerate.
12726 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12727 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12728 masks to power6 and power6x and to POWERPC_MASKS.
12729 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12731 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12732 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12733 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12734 Access PROTOTYPE as variable, not mask.
12736 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12738 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12739 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12740 * combine.c (adjust_for_new_dest): Use it.
12741 * postreload.c (reload_combine): Likewise.
12743 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12745 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12746 notes on an insn with multiple sets, even if single_set returns
12747 non-NULL for that insn.
12749 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12751 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12752 scalbn and scalbln.
12754 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12756 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12757 if user didn't pass it.
12758 * config/i386/darwin.h (CC1_SPEC): Likewise.
12759 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12760 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12761 -mmacosx-version-min.
12763 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12764 Uros Bizjak <ubizjak@gmail.com>
12766 * optabs.h (enum optab_index): Add new OTI_scalb.
12767 (scalb_optab): Define corresponding macro.
12768 * optabs.c (init_optabs): Initialize scalb_optab.
12769 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12771 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12772 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12773 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12774 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12775 flag_unsafe_math_optimizations is set.
12777 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12778 to implement scalbf, scalb and scalbl built-ins as inline x87
12781 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12782 DJ Delorie <dj@redhat.com>
12785 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12786 (diagnostic_report_diagnostic): ... here, and turn them into real
12787 errors. If warnings are inhibited, no need to do anything.
12789 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12791 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12792 better code generation.
12794 2007-02-20 Ben Elliston <bje@au.ibm.com>
12796 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12798 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12800 * config/alpha/alpha.c, config/alpha/alpha.md,
12801 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12802 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12803 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12804 config/arm/lib1funcs.asm: Follow spelling conventions.
12806 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12807 config/fr30/fr30.md, config/i386/i386.h,
12808 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12809 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12810 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12811 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12812 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12813 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12814 config/sparc/sparc.c, config/sparc/sparc.h,
12815 config/sparc/sparc.md, config/spu/constraints.md,
12816 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12819 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12822 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12825 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12827 * doc/invoke.texi (-ftree-lrs): Remove.
12829 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12831 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12834 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12836 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12837 new CALL_EXPR_FN macro for retrieving the function
12838 declaration of the input expression.
12840 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12842 * c.opt (Waddress): New.
12843 * common.opt (Walways-true): Delete.
12844 (Wstring-literal-comparison): Delete.
12845 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12846 -Wstring-literal-comparison. Add -Waddress.
12848 (Walways-true): Delete.
12849 (Wstring-literal-comparison): Delete.
12850 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12851 consistently instead of -Walways-true in example.
12852 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12853 * c-typeck.c (parser_build_binary_op): Replace
12854 -Wstring-literal-comparison and -Walways-true with -Waddress.
12855 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12858 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12860 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12861 without DECL_STRUCT_FUNCTION initialized.
12863 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12865 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12866 due to calls to functions taking pointers as parameters.
12868 2007-02-19 Richard Henderson <rth@redhat.com>
12871 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12874 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12876 * config/s390/s390.c (s390_call_saved_register_used,
12877 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12878 accessed to the new scheme.
12880 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12882 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12883 (cris_print_index, cris_print_operand, cris_print_operand_address)
12884 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12885 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12886 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12887 GET_CODE () == xxx.
12888 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12889 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12890 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12891 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12892 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12893 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12894 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12895 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12896 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12897 (uminsi3, call, call_value): Ditto.
12898 (define_split: indir_to_reg_split, unnamed): Ditto.
12900 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12902 PR tree-optimization/30975
12903 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12906 2007-02-18 Eric Christopher <echristo@gmail.com>
12908 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12909 Remove use of arglist.
12910 (mips_expand_builtin): Remove use of arglist, pass in expr.
12911 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12912 (mips_expand_builtin_movtf): Ditto.
12913 (mips_expand_builtin_compare): Ditto.
12915 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12917 * tree-sra.c (sra_build_assignment): Replace assertion
12918 checking with a comment explaining why it can't be done.
12920 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12922 PR middle-end/30833
12923 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12924 during CALL_EXPR representation conversion.
12925 * tree-ssa-propagate.c (set_rhs): Likewise.
12927 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12929 * tree-sra.c (sra_build_assignment): Disable assertion checking
12932 2007-02-18 Roger Sayle <roger@eyesopen.com>
12934 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12935 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12936 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12938 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12939 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12940 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12941 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12942 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12943 force_gimple_operand): Likewise.
12944 * ipa-cp.c (constant_val_insert): Likewise.
12945 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12946 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12947 perfect_nestify): Likewise.
12948 * langhooks.c (lhd_omp_assignment): Likewise.
12949 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12950 lower_copyprivate_clauses, lower_send_clauses,
12951 lower_send_shared_vars, expand_parallel_call,
12952 expand_omp_for_generic, expand_omp_for_static_nochunk,
12953 expand_omp_for_static_chunk, expand_omp_sections,
12954 lower_omp_single_copy, lower_omp_for_lastprivate,
12955 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12956 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12957 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12960 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12962 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12963 config/sh/sh.md: Follow spelling conventions.
12965 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12966 config/frv/predicates.md: Follow spelling conventions.
12968 * config/m68k/linux-unwind.h: Fix a comment typo.
12969 * target.h: Follow spelling conventions.
12971 2007-02-18 Roger Sayle <roger@eyesopen.com>
12973 PR rtl-optimization/28173
12974 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12975 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12976 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12977 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12978 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12980 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12982 * builtins.c (fold_builtin_load_exponent): New.
12983 (fold_builtin_2): Use it.
12985 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12987 PR rtl-optimization/30773
12988 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12989 if we fail to attach a REG_EQUIV note.
12991 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12992 Roger Sayle <roger@eyesopen.com>
12994 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12996 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12998 * calls.c (initialize_argument_information): Pass original EXP
12999 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13000 code to split complex arguments here, as part of initializing the
13002 (expand_call): Remove code that builds a list of arguments and
13003 inserts implicit arguments into it. Instead, just count how many
13004 implicit arguments there will be so we can determine the size of
13005 the ARGS array, and let initialize_argument_information do the work.
13006 (split_complex_values): Delete unused function.
13008 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13010 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13012 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13014 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13015 for arg pointer based indexed addressing.
13017 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13019 * config/ia64/ia64.h, config/ia64/ia64.md,
13020 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13021 spelling conventions.
13023 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13025 * config/m68k/m68k.c (split_di): New.
13026 * config/m68k/m68k-protos.h: Declare split_di.
13027 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13028 Improve predicate handling and split constant shifts.
13030 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13032 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13033 parameter for register bitfield operations, general predicates
13036 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13038 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13039 * config/m68k/linux-unwind.h: New file.
13041 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13043 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13044 config/i386/athlon.md, config/ia64/ia64.md,
13045 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13046 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13047 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13048 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13049 tree-vect-transform.c: Fix comment typos.
13051 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13053 * sched-deps.c (find_insn_list): Remove.
13054 * sched-int.h: Remove the prototype for find_insn_list.
13056 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13058 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13060 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13061 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13062 darwin_rs6000_override_options.
13063 (C_COMMON_OVERRIDE_OPTIONS): Expect
13064 darwin_macosx_version_min to be non-NULL always.
13065 (TARGET_C99_FUNCTIONS): Likewise.
13066 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13067 (DARWIN_MINVERSION_SPEC): New.
13068 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13069 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13071 (DARWIN_MINVERSION_SPEC): New.
13072 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13074 * config/darwin-c.c (darwin_cpp_builtins): Expect
13075 darwin_macosx_version_min to be non-NULL always.
13077 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13079 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13081 * config/i386/i386.h (x86_use_xchgb): New.
13082 (TARGET_USE_XCHGB): New macro.
13083 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13084 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13085 Split after reload into bswaphi for shifts of 8.
13086 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13087 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13088 or when optimizing for size.
13090 2007-02-16 Richard Guenther <rguenther@suse.de>
13091 Christian Bruel <christian.bruel@st.com>
13093 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13094 DECLs but prefer SSA_NAMEs over DECLs.
13096 2007-02-16 Richard Guenther <rguenther@suse.de>
13098 * tree-flow-inline.h (single_imm_use_p): Remove.
13099 (zero_imm_uses_p): Likewise.
13100 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13101 instead of single_imm_use_p.
13102 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13105 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13108 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13109 nested double- and backquotes.
13111 2007-02-15 Roger Sayle <roger@eyesopen.com>
13113 PR middle-end/30391
13114 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13115 should be unreachable.
13116 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13117 For the time being redirect GIMPLE_MODIFY_STMT to the new
13118 (renamed) build_gimple_modify_stmt_stat.
13119 (build2_gimple_stat): Rename to...
13120 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13121 Always build a GIMPLE_MODIFY_STMT node.
13122 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13123 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13126 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13127 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13128 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13129 expand_complex_div_wide): Likewise.
13130 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13131 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13132 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13133 * tree-ssa-loop-manip.c (create_iv): Likewise.
13134 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13135 abs_replacement): Likewise.
13136 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13137 realify_fake_stores): Likewise.
13139 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13140 node rather than a GIMPLE_MODIFY_STMT node.
13141 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13142 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13144 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13145 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13146 GIMPLE_MODIFY_STMT.
13148 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13150 PR middle-end/30433
13151 * fold-const.c (fold_comparison): Add back the
13152 folding of constant complex comparisions.
13154 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13156 PR middle-end/30729
13157 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13158 effects unknown to this function, return early.
13160 2007-02-15 Ian Lance Taylor <iant@google.com>
13162 * lower-subreg.c (move_eh_region_note): New static function.
13163 (resolve_simple_move): Call it.
13164 (decompose_multiword_subregs): Track blocks for which we resolve a
13165 simple move which is also a control flow insn. Pass them to
13166 find_many_sub_basic_blocks.
13167 (pass_lower_subreg): Add TODO_verify_flow.
13168 (pass_lower_subreg2): Likewise.
13170 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13171 Brooks Moses <brooks.moses@codesourcery.com>
13172 Lee Millward <lee.millward@codesourcery.com>
13174 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13175 (VL_EXP_CLASS_P): New.
13176 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13178 (TREE_OPERAND_CHECK_CODE): Likewise.
13179 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13180 (TREE_RTL_OPERAND_CHECK): Likewise.
13181 (tree_operand_check_failed): Make second parameter the whole tree
13182 instead of its code. Fixed callers.
13183 (VL_EXP_CHECK): New.
13184 (TREE_OPERAND_LENGTH): New.
13185 (VL_EXP_OPERAND_LENGTH): New.
13186 (CALL_EXPR_FN): New.
13187 (CALL_EXPR_STATIC_CHAIN): New.
13188 (CALL_EXPR_ARGS): New.
13189 (CALL_EXPR_ARG): New.
13190 (call_expr_nargs): New.
13191 (CALL_EXPR_ARGP): New.
13192 (build_nt_call_list): Declare.
13193 (build_vl_exp_stat): Declare.
13194 (build_vl_exp): New.
13195 (build_call_list): Declare.
13196 (build_call_nary): Declare.
13197 (build_call_valist): Declare.
13198 (build_call_array): Declare.
13199 (call_expr_arg): Declare.
13200 (call_expr_argp): Declare.
13201 (call_expr_arglist): Declare.
13202 (fold_build_call_list): Declare.
13203 (fold_build_call_list_initializer): Declare.
13204 (fold_call_expr): Declare to replace fold_builtin.
13205 (fold_builtin_fputs): Update to agree with modified definition.
13206 (fold_builtin_strcpy): Likewise.
13207 (fold_builtin_strncpy): Likewise.
13208 (fold_builtin_memory_chk): Likewise.
13209 (fold_builtin_stxcpy_chk): Likewise.
13210 (fold_builtin_strncpy_chk): Likewise.
13211 (fold_builtin_next_arg): Likewise.
13212 (fold_build_call_expr): Declare.
13213 (fold_builtin_call_list): Declare.
13214 (fold_builtin_call_valist): Declare.
13215 (build_call_expr): Declare.
13216 (validate_arglist): Update to agree with modified definition.
13217 (tree_operand_length): New.
13218 (call_expr_arg_iterator): New.
13219 (init_call_expr_arg_iterator): New.
13220 (next_call_expr_arg): New.
13221 (first_call_expr_arg): New.
13222 (more_call_expr_args_p): New.
13223 (FOR_EACH_CALL_EXPR_ARG): New.
13225 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13226 and tcc_gimple_stmt.
13227 (tree_code_size): Update documentation. Use sizeof (tree) rather
13228 than sizeof (char *).
13229 (tree_size): Likewise. Add case for tcc_vl_exp.
13230 (tree_node_structure): Add case for tcc_vl_exp.
13231 (contains_placeholder_p): Likewise.
13232 (substitute_in_expr): Likewise.
13233 (substitute_placeholder_in_expr): Likewise.
13234 (stabilize_reference_1): Likewise.
13235 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13236 to diagnose breakage of this interface for constructing CALL_EXPRs.
13237 (build_nt): Add similar assertion here.
13238 (build_nt_call_list): New.
13239 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13240 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13242 (get_callee_fndecl): Use new CALL_EXPR accessors.
13243 (tree_operand_check_failed): Change parameters to pass entire node
13244 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13245 (process_call_operands): New.
13246 (build_vl_exp_stat): New.
13247 (build_call_list): New.
13248 (build_call_nary): New.
13249 (build_call_valist): New.
13250 (build_call_array): New.
13251 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13252 (call_expr_arglist): New.
13254 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13255 tcc_vl_exp instead of a fixed-size tcc_expression.
13257 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13258 accessors for CALL_EXPRs.
13259 (AGGR_INIT_EXPR): Likewise.
13261 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13262 Brooks Moses <brooks.moses@codesourcery.com>
13263 Lee Millward <lee.millward@codesourcery.com>
13265 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13266 (expand_builtin_nonlocal_goto): Change parameter to be entire
13267 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13268 (expand_builtin_prefetch): Likewise.
13269 (expand_builtin_classify_type): Likewise.
13270 (mathfn_built_in): Return NULL_TREE instead of 0.
13271 (expand_errno_check): Use new CALL_EXPR accessors.
13272 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13273 Return NULL_RTX instead of 0.
13274 (expand_builtin_mathfn_2): Likewise.
13275 (expand_builtin_mathfn_3): Likewise.
13276 (expand_builtin_interclass_mathfn): Likewise.
13277 (expand_builtin_sincos): Likewise.
13278 (expand_builtin_cexpi): Likewise.
13279 (expand_builtin_int_roundingfn): Likewise.
13280 (expand_builtin_int_roundingfn_2): Likewise.
13281 (expand_builtin_pow): Likewise.
13282 (expand_builtin_powi): Likewise.
13283 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13284 of arglist, fixing callers appropriately. Use new CALL_EXPR
13285 accessors and constructors. Return NULL_RTX instead of 0.
13286 (expand_builtin_strstr): Likewise.
13287 (expand_builtin_strchr): Likewise.
13288 (expand_builtin_strrchr): Likewise.
13289 (expand_builtin_strpbrk): Likewise.
13290 (expand_builtin_memcpy): Likewise.
13291 (expand_builtin_mempcpy): Likewise.
13292 (expand_builtin_mempcpy_args): New.
13293 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13294 (expand_builtin_memmove_args): New.
13295 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13296 (expand_movstr): Likewise.
13297 (expand_builtin_strcpy): Likewise.
13298 (expand_builtin_strcpy_args): New.
13299 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13300 (expand_builtin_strncpy): Likewise.
13301 (expand_builtin_memset): Likewise.
13302 (expand_builtin_memset_args): New.
13303 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13304 (expand_builtin_memcmp): Likewise.
13305 (expand_builtin_strcmp): Likewise.
13306 (expand_builtin_strncmp): Likewise.
13307 (expand_builtin_strcat): Likewise.
13308 (expand_builtin_strncat): Likewise.
13309 (expand_builtin_strspn): Likewise.
13310 (expand_builtin_strcspn): Likewise.
13311 (expand_builtin_args_info): Likewise.
13312 (expand_builtin_va_start): Likewise.
13313 (gimplify_va_arg_expr): Likewise.
13314 (expand_builtin_va_end): Likewise.
13315 (expand_builtin_va_copy): Likewise.
13316 (expand_builtin_frame_address): Likewise.
13317 (expand_builtin_alloca): Likewise.
13318 (expand_builtin_bswap): Likewise.
13319 (expand_builtin_unop): Likewise.
13320 (expand_builtin_fputs): Likewise.
13321 (expand_builtin_expect): Likewise.
13322 (expand_builtin_fabs): Likewise.
13323 (expand_builtin_copysign): Likewise.
13324 (expand_builtin_printf): Likewise.
13325 (expand_builtin_fprintf): Likewise.
13326 (expand_builtin_sprintf): Likewise.
13327 (expand_builtin_init_trampoline): Likewise.
13328 (expand_builtin_signbit): Likewise.
13329 (expand_builtin_fork_or_exec): Likewise.
13330 (expand_builtin_sync_operation): Likewise.
13331 (expand_builtin_compare_and_swap): Likewise.
13332 (expand_builtin_lock_test_and_set): Likewise.
13333 (expand_builtin_lock_release): Likewise.
13334 (expand_builtin): Likewise.
13335 (builtin_mathfn_code): Likewise.
13337 (fold_builtin_constant_p): Pass call arguments individually instead
13338 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13339 accessors and constructors. Return NULL_TREE instead of 0.
13340 (fold_builtin_expect): Likewise.
13341 (fold_builtin_classify_type): Likewise.
13342 (fold_builtin_strlen): Likewise.
13343 (fold_builtin_nan): Likewise.
13344 (integer_valued_real_p): Likewise.
13345 (fold_trunc_transparent_mathfn): Likewise.
13346 (fold_fixed_mathfn): Likewise.
13347 (fold_builtin_cabs): Likewise.
13348 (fold_builtin_sqrt): Likewise.
13349 (fold_builtin_cbrt): Likewise.
13350 (fold_builtin_cos): Likewise.
13351 (fold_builtin_cosh): Likewise.
13352 (fold_builtin_tan): Likewise.
13353 (fold_builtin_sincos): Likewise.
13354 (fold_builtin_cexp): Likewise.
13355 (fold_builtin_trunc): Likewise.
13356 (fold_builtin_floor): Likewise.
13357 (fold_builtin_ceil): Likewise.
13358 (fold_builtin_round): Likewise.
13359 (fold_builtin_int_roundingfn): Likewise.
13360 (fold_builtin_bitop): Likewise.
13361 (fold_builtin_bswap): Likewise.
13362 (fold_builtin_logarithm): Likewise.
13363 (fold_builtin_hypot): Likewise.
13364 (fold_builtin_pow): Likewise.
13365 (fold_builtin_powi): Likewise.
13366 (fold_builtin_exponent): Likewise.
13367 (fold_builtin_memset): Likewise.
13368 (fold_builtin_bzero): Likewise.
13369 (fold_builtin_memory_op): Likewise.
13370 (fold_builtin_bcopy): Deleted; call site changed to invoke
13371 fold_builtin_memory_op directly.
13372 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13373 (fold_builtin_strncpy): Likewise.
13374 (fold_builtin_memcmp): Likewise.
13375 (fold_builtin_strcmp): Likewise.
13376 (fold_builtin_strncmp): Likewise.
13377 (fold_builtin_signbit): Likewise.
13378 (fold_builtin_copysign): Likewise.
13379 (fold_builtin_isascii): Likewise.
13380 (fold_builtin_toascii): Likewise.
13381 (fold_builtin_isdigit): Likewise.
13382 (fold_builtin_fabs): Likewise.
13383 (fold_builtin_abs): Likewise.
13384 (fold_builtin_fmin_fmax): Likewise.
13385 (fold_builtin_carg): Likewise.
13386 (fold_builtin_classify): Likewise.
13387 (fold_builtin_unordered_cmp): Likewise.
13389 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13390 New functions split out from fold_builtin_1.
13391 (fold_builtin_n): New.
13392 (fold_builtin_varargs): New.
13393 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13395 (fold_call_expr): New.
13396 (build_function_call_expr): Rewrite to use new helper function.
13397 (fold_builtin_call_list): New.
13398 (build_call_expr): New.
13399 (fold_builtin_call_valist): New.
13400 (rewrite_call_expr): New.
13401 (validate_arg): New.
13402 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13403 of an arglist. Change return type to bool. Use new CALL_EXPR
13406 (fold_builtin_strstr): Pass call arguments individually instead
13407 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13408 accessors and constructors. Return NULL_TREE instead of 0.
13409 (fold_builtin_strchr): Likewise.
13410 (fold_builtin_strrchr): Likewise.
13411 (fold_builtin_strpbrk): Likewise.
13412 (fold_builtin_strcat): Likewise.
13413 (fold_builtin_strncat): Likewise.
13414 (fold_builtin_strspn): Likewise.
13415 (fold_builtin_strcspn): Likewise.
13416 (fold_builtin_fputs): Likewise.
13417 (fold_builtin_next_arg): Likewise.
13418 (fold_builtin_sprintf): Likewise.
13420 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13421 NULL_RTX instead of 0.
13422 (expand_builtin_memory_chk): Likewise.
13423 (maybe_emit_chk_warning): Likewise.
13424 (maybe_emit_sprintf_chk_warning): Likewise.
13426 (fold_builtin_object_size): Pass call arguments individually instead
13427 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13428 accessors and constructors. Return NULL_TREE instead of 0.
13429 (fold_builtin_memory_chk): Likewise.
13430 (fold_builtin_stxcpy_chk): Likewise.
13431 (fold_builtin_strncpy_chk): Likewise.
13432 (fold_builtin_strcat_chk): Likewise.
13433 (fold_builtin_strcat_chk): Likewise.
13434 (fold_builtin_strncat_chk): Likewise.
13435 (fold_builtin_sprintf_chk): Likewise.
13436 (fold_builtin_snprintf_chk): Likewise.
13437 (fold_builtin_printf): Likewise.
13438 (fold_builtin_vprintf): Likewise.
13440 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13442 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13443 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13444 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13445 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13446 (fold_unary): Likewise.
13447 (fold_binary): Likewise.
13448 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13449 ternary expressions.
13450 (fold): Add logic for tcc_vl_exp.
13451 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13452 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13453 (fold_build3_stat): Add assertion to flag broken interface for
13454 constructing CALL_EXPRs.
13455 (fold_build_call_list): New.
13456 (fold_build_call_list_initializer): New.
13457 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13459 (fold_strip_sign_ops): Likewise.
13461 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13462 Brooks Moses <brooks.moses@codesourcery.com>
13463 Lee Millward <lee.millward@codesourcery.com>
13465 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13466 accessors and dump arguments explicitly.
13468 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13470 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13472 (print_call_name): Use new CALL_EXPR accessors.
13474 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13475 CALL_EXPR arguments explicitly instead of as a list. Use
13476 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13478 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13479 (vrp_visit_stmt): Likewise.
13481 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13482 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13484 (force_move_till_expr): Likewise.
13486 * targhooks.c (default_external_stack_protect_fail): Use
13487 build_call_expr instead of build_function_call_expr.
13488 (default_hidden_stack_protect_fail): Likewise.
13490 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13493 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13494 and walk arguments explicitly.
13496 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13497 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13498 (expand_simple_operations): Likewise.
13499 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13501 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13502 of TREE_CODE_LENGTH.
13503 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13505 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13506 instead of TREE_CODE_LENGTH.
13508 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13509 (tree_ic_transform): Likewise.
13510 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13511 parameter instead of arglist. Fix callers.
13512 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13513 (tree_stringops_transform): Likewise.
13514 (tree_indirect_call_to_profile): Likewise.
13515 (tree_stringops_values_to_profile): Likewise.
13517 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13518 (eliminate_tail_call): Likewise.
13520 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13522 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13523 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13525 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13527 * omp-low.c (build_omp_barrier): Use build_call_expr.
13528 (lower_rec_input_clauses): Likewise.
13529 (lower_reduction_clauses): Likewise.
13530 (expand_parallel_call): Likewise.
13531 (maybe_catch_exception): Likewise.
13532 (expand_omp_for_generic): Likewise.
13533 (expand_omp_for_static_nochunk): Likewise.
13534 (expand_omp_sections): Likewise.
13535 (lower_omp_single_simple): Likewise.
13536 (lower_omp_single_copy): Likewise.
13537 (lower_omp_master): Likewise.
13538 (lower_omp_ordered): Likewise.
13539 (lower_omp_critical): Likewise.
13541 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13542 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13544 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13545 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13546 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13548 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13549 and generalize to handle any number of operands.
13550 (chrec_contains_undetermined): Likewise.
13551 (tree_contains_chrecs): Likewise.
13552 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13554 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13556 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13557 fold_call_expr instead of fold_builtin.
13558 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13559 match declarations there.
13560 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13563 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13564 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13566 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13567 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13569 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13572 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13573 (execute_cse_sincos): Use new CALL_EXPR accessors.
13575 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13577 * gimple-low.c (lower_function_body): Use build_call_expr.
13578 (lower_builtin_setjmp): Likewise.
13580 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13581 (set_storage_via_libcall): Likewise.
13582 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13583 instead of TREE_CODE_LENGTH.
13584 (expand_expr_real_1): Use new CALL_EXPR accessors.
13586 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13587 generalize to handle any number of operands.
13588 (TB_parent_eq): Likewise.
13590 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13591 (strip_builtin_expect): Likewise.
13593 * function.c (gimplify_parameters): Use build_call_expr.
13595 * tree-vectorizer.c (vect_is_simple_reduction): Use
13596 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13598 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13599 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13601 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13604 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13605 (gimplify_decl_expr): Likewise.
13606 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13607 Use new CALL_EXPR iterators.
13608 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13609 (gimplify_modify_expr_to_memset): Likewise.
13610 (gimplify_variable_sized_compare): Likewise.
13611 (gimplify_omp_atomic_fetch_op): Likewise.
13612 (gimplify_omp_atomic_pipeline): Likewise.
13613 (gimplify_omp_atomic_mutex): Likewise.
13614 (gimplify_function_tree): Likewise.
13616 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13617 (call_expr_flags): Likewise.
13618 (expand_call): Likewise.
13620 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13621 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13624 * coverage.c (create_coverage): Use build_call_expr.
13626 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13627 (temp_call_expr_obstack): New.
13628 (pool_copy_list): Delete.
13629 (temp_copy_call_expr): New.
13630 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13631 CALL_EXPR accessors. Get rid of special goo for copying argument
13632 lists and use temp_copy_call_expr instead.
13633 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13634 CALL_EXPR accessors.
13635 (create_expression_by_pieces): Likewise. Use build_call_array
13636 to construct the result instead of fold_build3.
13637 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13638 dealing with argument lists.
13639 (init_pre): Remove references to expression_node_pool and
13640 list_node_pool. Init temp_call_expr_obstack instead.
13641 (fini_pre): Remove references to expression_node_pool and
13644 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13645 and walk arguments explicitly instead of as a list.
13647 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13648 (mx_register_decls): Likewise.
13649 (mudflap_register_call): Likewise.
13650 (mudflap_finish_file): Likewise.
13652 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13653 (ipa_callsite_compute_param): Likewise.
13655 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13656 accessors and constructor.
13658 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13659 accessors and constructor.
13660 (convert_tramp_reference): Likewise.
13661 (convert_call_expr): Likewise.
13662 (finalize_nesting_tree_1): Likewise.
13664 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13667 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13669 * tree-inline.c (initialize_inlined_parameters): Pass entire
13670 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13672 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13673 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13675 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13676 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13677 (vectorizable_reduction): Likewise.
13678 (vectorizable_call): Use new CALL_EXPR iterators.
13679 (vectorizable_conversion): Use build_call_expr.
13680 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13681 (vect_gen_widened_results_half): Use build_call_expr.
13682 (vect_setup_realignment): Likewise.
13683 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13685 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13686 (pass_through_call): Likewise.
13687 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13690 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13691 (tree_gen_pow2_profiler): Likewise.
13692 (tree_gen_one_value_profiler): Likewise.
13693 (tree_gen_ic_func_profiler): Likewise.
13694 (tree_gen_average_profiler): Likewise.
13695 (tree_gen_ior_profiler): Likewise.
13697 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13698 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13699 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13701 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13702 of TREE_CODE_LENGTH.
13704 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13705 of TREE_CODE_LENGTH.
13707 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13709 (convert_to_integer): Likewise.
13711 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13714 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13715 Brooks Moses <brooks.moses@codesourcery.com>
13716 Lee Millward <lee.millward@codesourcery.com>
13718 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13720 * config/frv/frv.c (frv_expand_builtin): Likewise.
13721 * config/s390/s390.c (s390_expand_builtin): Likewise.
13723 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13724 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13726 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13727 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13728 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13729 (ix86_expand_store_builtin): Likewise.
13730 (ix86_expand_unop_builtin): Likewise.
13731 (ix86_expand_unop1_builtin): Likewise.
13732 (ix86_expand_sse_compare): Likewise.
13733 (ix86_expand_sse_comi): Likewise.
13734 (ix86_expand_vec_init_builtin): Likewise.
13735 (ix86_expand_vec_ext_builtin): Likewise.
13736 (ix86_expand_vec_set_builtin): Likewise.
13737 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13739 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13740 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13742 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13743 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13744 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13746 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13748 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13749 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13750 arglist. Use new CALL_EXPR accessors. Fix callers.
13751 (altivec_expand_abs_builtin): Likewise.
13752 (rs6000_expand_binop_builtin): Likewise.
13753 (altivec_expand_predicate_builtin): Likewise.
13754 (altivec_expand_lv_builtin): Likewise.
13755 (spe_expand_stv_builtin): Likewise.
13756 (altivec_expand_stv_builtin): Likewise.
13757 (rs6000_expand_ternop_builtin): Likewise.
13758 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13759 (altivec_expand_st_builtin): Likewise.
13760 (altivec_expand_dst_builtin): Likewise.
13761 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13762 arglist. Use new CALL_EXPR accessors. Fix callers.
13763 (altivec_expand_vec_set_builtin): Likewise.
13764 (altivec_expand_vec_ext_builtin): Likewise.
13765 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13766 (spe_expand_builtin): Likewise.
13767 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13768 arglist. Use new CALL_EXPR accessors. Fix callers.
13769 (spe_expand_evsel_builtin): Likewise.
13770 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13771 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13773 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13774 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13775 (arm_expand_unop_builtin): Likewise.
13776 (arm_expand_builtin): Use new CALL_EXPR accessors.
13778 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13781 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13782 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13784 (bfin_expand_unop_builtin): Likewise.
13785 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13787 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13788 Brooks Moses <brooks.moses@codesourcery.com>
13789 Lee Millward <lee.millward@codesourcery.com>
13791 * c-semantics.c (build_stmt): Add internal diagnostic check.
13793 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13794 accessors. Print arguments explicitly instead of as a list.
13796 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13798 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13799 (c_finish_omp_flish): Likewise.
13801 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13802 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13803 instead of TREE_CODE_LENGTH.
13804 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13805 (c_warn_unused_result): Likewise.
13807 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13810 * doc/invoke.texi (Warning Options): Remove
13811 -Werror-implicit-function-declaration.
13812 (Wimplicit-function-declaration): Update description.
13813 * opts.c (common_handle_option): Move handling of -Werror=* to...
13814 (enable_warning_as_error): ...here.
13815 * opts.h (enable_warning_as_error): Declare.
13816 * c-decl.c (implicit_decl_warning): Unless
13817 -Wno-implicit-function-declaration is given, emit a pedwarn if
13818 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13819 * c.opt (Wimplicit-function-declaration): Replace
13820 mesg_implicit_function_declaration with
13821 warn_implicit_function_declaration.
13822 * c-opts.c (c_common_handle_option):
13823 -Werror-implicit-function-declaration is exactly equal as
13824 -Werror=implicit-function-declaration.
13825 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13826 warn_implicit_function_declaration.
13827 (c_common_post_options): -Wimplict-function-declaration is enabled
13828 by default by -std=c99, otherwise is disabled by default.
13829 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13831 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13833 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13834 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13835 former is ignored but not the latter.
13837 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13839 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13840 is made and the reference doesn't use the alias set of its type,
13841 do not create the temporary using that type.
13843 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13845 * jump.c: Remove prototypes for delete_computation and
13846 delete_prior_computation.
13848 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13850 * jump.c (get_label_after): Delete.
13851 (get_label_before, delete_computation, delete_jump,
13852 delete_prior_computation, follow_jumps): Move...
13853 * reorg.c (delete_computation, delete_prior_computation): ... here...
13854 (get_label_before, delete_jump): ... making these static ...
13855 (follow_jumps): ... and simplifying this since it only runs after
13857 * rtl.h (get_label_after, get_label_before, delete_jump,
13858 follow_jumps): Delete prototypes.
13860 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13862 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13864 2007-02-15 Nick Clifton <nickc@redhat.com>
13866 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13867 order to prevent it from being munged by the target.
13869 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13871 * config/i386/i386.md: Remove misleading comment.
13873 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13875 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13876 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13879 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13881 * tree-sra.c (instantiate_missing_elements): Canonicalize
13883 (sra_build_assignment): New.
13884 (generate_copy_inout, generate_element_copy,
13885 generate_element_zero, generate_one_element_init): Use it.
13887 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13889 * tree-sra.c (instantiate_missing_elements): Canonicalize
13891 (sra_build_assignment): New.
13892 (generate_copy_inout, generate_element_copy,
13893 generate_element_zero, generate_one_element_init): Use it.
13895 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13897 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13900 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13902 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13903 types as aggregates not scalars.
13904 * function.c (assign_stack_temp_for_type): Likewise.
13906 2007-02-14 Roger Sayle <roger@eyesopen.com>
13907 Zdenek Dvorak <dvorakz@suse.cz>
13909 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13912 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13914 * passes.c (next_pass_1): Clear the next field of the copied
13917 2007-02-14 Richard Henderson <rth@redhat.com>
13919 * tree-sra.c (early_sra): New.
13920 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13921 (tree_sra_early, pass_sra_early): New.
13922 * tree-pass.h (pass_sra_early): Declare.
13923 * passes.c (init_optimization_passes): Use it.
13925 2007-02-14 Richard Guenther <rguenther@suse.de>
13927 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13929 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13931 PR tree-optimization/30771
13932 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13934 (vect_analyze_operations): Induction phis can now be marked as
13936 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13937 Update documentation accordingly.
13939 2007-02-14 Nick Clifton <nickc@redhat.com>
13941 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13942 most 3 arguments are supported.
13943 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13945 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13947 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13948 Ensure dst->current is valid.
13950 2007-02-13 Paul Brook <paul@codesourcery.com>
13952 * config.gcc: Add arm*-*-uclinux-*eabi.
13953 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13954 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13955 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13956 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13957 (LINK_SPEC): Define.
13958 (LIB_SPEC): Define.
13959 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13961 * config/arm/uclinux-eabi.h: New file.
13962 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13963 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13966 2007-02-13 Ian Lance Taylor <iant@google.com>
13968 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13969 * flags.h (warn_strict_overflow): Declare.
13970 (enum warn_strict_overflow_code): Define.
13971 (issue_strict_overflow_warning): New static inline function.
13972 * opts.c (warn_strict_overflow): New variable.
13973 (common_handle_option): Handle OPT_Wstrict_overflow and
13974 OPT_Wstrict_overflow_.
13975 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13977 * fold-const.c: Include intl.h.
13978 (fold_deferring_overflow_warnings): New static variable.
13979 (fold_deferred_overflow_warning): New static variable.
13980 (fold_deferred_overflow_code): New static variable.
13981 (fold_defer_overflow_warnings): New function.
13982 (fold_undefer_overflow_warnings): New function.
13983 (fold_undefer_and_ignore_overflow_warnings): New function.
13984 (fold_deferring_overflow_warnings_p): New function.
13985 (fold_overflow_warning): New static function.
13986 (make_range): Add strict_overflow_p parameter. Change all
13988 (extract_muldiv, extract_muldiv_1): Likewise.
13989 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13990 tree_expr_nonnegative_p.
13991 (fold_negate_expr): Call fold_overflow_warning.
13992 (fold_range_test): Likewise.
13993 (fold_comparison): Likewise.
13994 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13995 instead of tree_expr_nonnegative_p.
13996 (tree_expr_nonnegative_warnv_p): Rename from
13997 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13998 (tree_expr_nonnegative_p): New function.
13999 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14000 strict_overflow_p parameter.
14001 (tree_expr_nonzero_p): New function.
14002 * passes.c (verify_interpass_invariants): New static function.
14003 (execute_one_pass): Call it.
14004 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14006 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14007 (estimate_numbers_of_iterations): Likewise.
14008 (scev_probably_wraps_p): Likewise.
14009 * tree-ssa-ccp.c: Include "toplev.h".
14010 (evaluate_stmt): Defer fold overflow warnings until we know we are
14012 (struct fold_stmt_r_data): Add stmt field.
14013 (fold_stmt_r): Defer fold overflow warnings until we know we
14015 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14016 (fold_stmt_inplace): Likewise.
14017 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14018 (cleanup_control_expr_graph): Defer fold overflow warnings until
14019 we know we are going to optimize.
14020 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14021 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14023 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14024 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14025 * tree-ssa-loop-manip.c (create_iv): Likewise.
14026 * c-typeck.c (build_conditional_expr): Likewise.
14027 (build_binary_op): Likewise.
14028 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14029 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14030 (extract_range_from_unary_expr): Likewise.
14031 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14032 assuming that signed overflow does not occur.
14033 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14034 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14035 (fold_defer_overflow_warnings): Declare.
14036 (fold_undefer_overflow_warnings): Declare.
14037 (fold_undefer_and_ignore_overflow_warnings): Declare.
14038 (fold_deferring_overflow_warnings_p): Declare.
14039 (tree_expr_nonzero_warnv_p): Declare.
14040 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14041 of warning options.
14042 (Warning Options): Document -Wstrict-overflow.
14043 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14044 (tree-ssa-ccp.o): Likewise.
14045 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14046 (fold-const.o): Depend on intl.h.
14048 2007-02-13 Ian Lance Taylor <iant@google.com>
14050 PR middle-end/30751
14051 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14054 2007-02-13 Stuart Hastings <stuart@apple.com>
14056 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14058 2007-02-13 Richard Henderson <rth@redhat.com>
14060 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14061 handled_component_p before looking for the indirect_ref.
14063 2007-02-13 Richard Henderson <rth@redhat.com>
14065 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14066 remove flags clobber.
14067 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14068 (bswaphi_lowpart): New.
14069 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14070 remove TARGET_BSWAP test. Delete expander of the same name.
14072 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14073 (expand_unop): Use them.
14075 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14077 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14078 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14079 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14080 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14081 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14082 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14083 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14084 assembler dialect choice from asm templates.
14086 2007-02-12 Richard Henderson <rth@redhat.com>
14088 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14089 (fixuns_trunc<SSEMODEF>si2): Use it.
14090 * config/i386/sse.md (vec_setv4sf_0): Export.
14091 * config/i386/i386.c (ix86_build_const_vector): Export.
14092 (ix86_split_convert_uns_si_sse): Rename from
14093 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14094 * config/i386/i386-protos.h: Update.
14096 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14099 * c-typeck.c (c_finish_return): Improve warning message.
14101 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14103 * alias.c (find_symbolic_term): Delete unused function.
14105 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14107 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14108 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14109 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14111 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14113 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14114 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14115 the function, temporarily point the debug interface to the null one.
14117 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14119 * dwarf2out.c (round_up_to_align): New static function.
14120 (field_byte_offset): Use it to round the offset.
14122 2007-02-12 Richard Henderson <rth@redhat.com>
14124 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14125 (inswl_const): Export.
14127 2007-02-12 Richard Henderson <rth@redhat.com>
14129 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14130 result mode of the libcall, convert back to outmode.
14132 2007-02-12 Roger Sayle <roger@eyesopen.com>
14134 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14135 (bswapdi2): New define_expand to implement 32-bit implementation.
14137 2007-02-12 Nick Clifton <nickc@redhat.com>
14139 * doc/invoke.texi (Overall Options): Document --help=.
14140 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14141 (cc1_options): Pass --help= on to cc1.
14142 (display_help): Add description of --help=.
14143 (process_command): Add code to handle --help=. Allow translated
14144 --help and --target-help switches to be passed on to compiler
14146 (main): Remove unused if statement.
14147 * opts.c (columns): Remove.
14148 (LEFT_COLUMN): Define.
14149 (wrap_help): Add columns argument.
14150 (print_filtered_help): Change parameters to be an include bitmask,
14151 an exclude bitmask, an any bitmask and the column width. Move the
14152 code to display the params list here. Add code to display the
14153 status of options rather than their descriptions if the quiet flag
14155 (print_specific_help): Change parameters to be an include bitmask,
14156 an exclude bitmask and an any bitmask. Move code to look up the
14157 column width here. Decide upon the title for an options listing.
14158 (common_handle_options): Add code to handle --help=. Adapt code
14159 for --help and --target-help to use the revised form of the
14160 print_specific_help function.
14161 (print_help): Delete.
14162 (print_param_help): Delete.
14163 (print_switch): Delete.
14164 * opts.h (cl_lang_count): Add prototype.
14165 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14166 CL_MAX_OPTION_CLASS): New defines.
14167 * optc-gen.awk: Add construction of cl_lang_count.
14168 * c.opt: Add Warning attribute to warning options and Optimization
14169 attribute to optimization options.
14170 * common.opt: Likewise.
14172 Add -fhelp and -ftarget-help as aliases for the transformed --help
14173 and --target-help options.
14174 * opt-functions.awk: Add code to handle Warning and Optimization
14177 2007-02-12 Richard Henderson <rth@redhat.com>
14179 * config/alpha/constraints.md: New file.
14180 * config/alpha/alpha.c: Include tm-constrs.h.
14181 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14182 alpha_extra_constraint): Remove.
14183 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14184 * config/alpha/alpha-protos.h: Update.
14185 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14186 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14187 (EXTRA_CONSTRAINT): Remove.
14188 * config/alpha/alpha.md: Include constraints.md.
14189 (adddi splitter): Use satisfies_constraint_*.
14190 * config/alpha/predicates.md (add_operand): Likewise.
14191 (sext_add_operand, addition_operation): Likewise.
14193 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14195 PR tree-optimization/29145
14196 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14197 in our handling of restrict qualified pointers.
14199 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14202 * doc/invoke.texi (Wunused-value): Update description.
14203 (Wextra): Delete item.
14204 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14205 value of Wunused-value.
14206 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14207 (c_finish_stmt_expr): Don't check extra_warnings.
14208 (emit_side_effect_warnings): The caller is responsible to check
14211 2007-02-11 Roger Sayle <roger@eyesopen.com>
14212 Matt Thomas <matt@3am-software.com>
14214 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14216 2007-02-11 Roger Sayle <roger@eyesopen.com>
14218 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14219 comparisons of POPCOUNT against zero.
14220 (simplify_const_relational_operation): Likewise.
14222 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14224 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14226 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14228 * dwarf2out.c (root_type): Delete unused function.
14230 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14232 * genattrtab.c (contained_in_p): Delete unused function.
14233 (write_expr_attr_cache): Likewise.
14235 2007-02-11 Jan Hubicka <jh@suse.cz>
14237 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14240 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14242 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14243 to add the REG_EQ* note.
14244 * see.c (see_merge_one_use_extension): Likewise.
14245 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14246 turn REG_EQUAL notes into REG_EQUIV notes if the target
14247 register may have more than one set.
14248 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14249 * gcse.c (try_replace_reg): Likewise.
14250 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14251 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14252 more than one REG_EQUIV note.
14253 * reload1.c (gen_reload): Use set_unique_reg_note.
14255 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14257 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14258 (ix86_builtin_conversion): New function.
14260 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14263 * tree.h (DECL_REPLACEABLE_P): New macro.
14264 * except.c (set_nothrow_function_flags): Likewise.
14266 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14267 Ira Rosen <irar@il.ibm.com>
14268 Dorit Nuzman <dorit@il.ibm.com>
14270 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14271 * targhooks.c (default_builtin_vectorized_conversion): New.
14272 * targhooks.h (default_builtin_vectorized_function): New declaration.
14273 * target.h (struct vectorize): Add builtin_conversion field.
14274 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14275 stmt_vec_info_type value.
14276 (vectorizable_conversion): New declaration.
14277 * tree-vect-analyze.c (vect_analyze_operations): Add
14278 vectorizable_conversion call.
14279 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14280 * tree-vect-transform.c (vectorizable_conversion): New function.
14281 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14282 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14284 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14285 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14286 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14287 or ALTIVEC_BUILTIN_VCFSX.
14289 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14292 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14293 CONST_DOUBLE and operand 0 is a hard register.
14294 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14295 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14296 is a hard floating-point register.
14298 2007-02-10 Richard Henderson <rth@redhat.com>
14299 Jakub Jelinek <jakub@redhat.com>
14300 Alexandre Oliva <aoliva@redhat.com>
14302 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14303 * builtin-types.def (BT_WORD): Make unsigned.
14304 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14305 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14306 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14307 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14308 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14309 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14311 * expr.c (emutls_var_address): New.
14312 (expand_expr_real_1): Expand emulated tls.
14313 (expand_expr_addr_expr_1): Likewise.
14314 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14315 * output.h (emutls_finish): Declare.
14316 * toplev.c (compile_file): Call it.
14317 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14318 address before wrapping in CONST.
14319 * varasm.c (emutls_htab, emutls_object_type): New.
14320 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14321 (get_emutls_object_name, get_emutls_object_type): New.
14322 (get_emutls_init_templ_addr, emutls_decl): New.
14323 (emutls_common_1, emutls_finish): New.
14324 (assemble_variable): When emulating tls, swap decls; generate
14325 constructor for the emutls objects.
14326 (do_assemble_alias): When emulating tls, swap decl and target name.
14327 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14329 * varpool.c (decide_is_variable_needed): Look at force_output.
14330 Recurse for emulated tls.
14331 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14332 with decide_is_variable_needed.
14333 * emutls.c: New file.
14334 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14335 tls_object for real tls.
14337 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14339 PR rtl-optimization/29599
14340 * reload1.c (eliminate_regs_in_insn): Take the destination
14341 mode into account when computing the offset.
14343 2007-02-09 Stuart Hastings <stuart@apple.com>
14344 Richard Henderson <rth@redhat.com>
14346 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14347 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14348 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14349 fixuns_truncdfhi2): New.
14350 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14351 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14352 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14353 (floatunssidf2): Allow nonimmediate source.
14354 * config/i386/sse.md (movdi_to_sse): New.
14355 (vec_concatv2di): Drop '*'.
14356 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14357 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14358 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14360 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14361 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14362 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14363 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14364 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14365 ix86_build_const_vector.
14366 (x86_emit_floatuns): Rewrite.
14368 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14370 * genautomata.c (longest_path_length): Delete unused function.
14371 (struct state): Delete unused longest_path_length.
14372 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14373 (get_free_state): Delete unused.
14375 2007-02-09 Jan Hubicka <jh@suse.cz>
14377 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14378 * doc/invoke.texi (inline-unit-growth): Update default value.
14380 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14381 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14382 (rebuild_cgraph_edges): Likewise.
14383 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14384 (dump_cgraph_node): Dump frequencies.
14385 (cgraph_clone_edge): Add frequency scales.
14386 (cgraph_clone_node): Add freuqnecy.
14387 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14388 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14389 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14390 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14391 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14392 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14393 (save_inline_function_body): Likewise.
14394 * ipa-inline.c: inluce rtl.h
14395 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14396 (cgraph_edge_badness): Use frequencies.
14397 (cgraph_decide_recursive_inlining): Update clonning.
14398 (cgraph_decide_inlining_of_small_function): Dump frequency.
14399 * predict.c (estimate_bb_frequencies): Export.
14400 * predict.h (estimate_bb_frequencies): Declare.
14401 * tree-inline.c (copy_bb): Watch overflows.
14402 (expand_call_inline): Update call of cgraph_create_edge.
14403 (optimize_inline_calls): Use TODO flags to update frequnecies.
14404 * passes.h: Include predict.h
14405 (init_optimization_passes): Move profile ahead.
14406 (execute_function_todo): Handle TODO_rebuild_frequencies.
14408 2007-02-09 Roger Sayle <roger@eyesopen.com>
14410 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14411 the insbl or inswl pattern into a register.
14413 2007-02-09 Roger Sayle <roger@eyesopen.com>
14415 * config/ia64/ia64.md (bswapdi2): New define_insn.
14417 2007-02-09 Richard Henderson <rth@redhat.com>
14419 * config/i386/constraints.md (Ym): New constraint.
14420 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14421 (movdi_1_rex64): Split sse and xmm general register moves from
14422 memory move alternatives. Use conditional register constraints.
14423 (movsf_1, movdf_integer): Likewise.
14424 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14425 (movdf_integer_rex64): New.
14426 (pushsf_rex64): Fix output constraints.
14427 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14428 (sse2_stored): Likewise.
14429 (sse2_storeq_rex64): New.
14430 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14431 amd and not generic.
14432 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14433 for optimize_size. Remove SF/DFmode hack.
14435 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14437 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14440 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14441 Richard Sandiford <richard@codesourcery.com>
14443 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14444 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14445 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14446 m68k/t-mlib to tmake_file.
14447 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14448 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14449 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14450 Allow it to be cf or m68k. Set m68k_arch_family. If that
14451 variable is not empty, add t-$m68k_arch_family to tmake_file.
14452 Add t-mlibs to tmake_file.
14453 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14454 * config/m68k/t-cf: New file.
14455 * config/m68k/t-m68k: Likewise.
14456 * config/m68k/t-mlibs: Likewise.
14457 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14458 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14459 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14460 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14461 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14463 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14464 (INSTALL_LIBGCC): Delete.
14465 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14466 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14467 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14468 (M68K_MLIB_CPU): Define.
14469 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14470 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14471 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14473 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14474 Richard Guenther <rguenther@suse.de>
14476 PR middle-end/23361
14477 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14478 against INT_MIN/INT_MAX.
14479 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14480 file if a loop is removed.
14482 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14484 * calls.c (store_one_arg): Pass correct alignment to
14485 emit_push_insn for non-BLKmode values.
14486 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14487 unaligned stack slot via a suitably aligned slot.
14489 2007-02-08 DJ Delorie <dj@redhat.com>
14491 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14493 (legal_subregs): Use unsigned char, make const.
14494 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14496 2007-02-08 Paul Brook <paul@codesourcery.com>
14498 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14499 special interworking needed.
14501 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14503 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14504 conditional to __SSE2__.
14505 (Entries below should have been added to first ChangeLog
14506 entry for amdfam10 dated 2007-02-05)
14507 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14509 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14511 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14514 2007-02-08 DJ Delorie <dj@redhat.com>
14516 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14517 * config/m32c/m32c.c (legal_subregs): New.
14518 (m32c_illegal_subreg_p): New.
14519 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14520 unsupported subregs of hard regs.
14522 2007-02-08 Jan Hubicka <jh@suse.cz>
14524 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14525 the same one; always update histograms.
14527 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14529 * passes.c (init_optimization_passes): Tidy comment.
14531 2007-02-08 Roger Sayle <roger@eyesopen.com>
14533 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14534 strip zero_extend, bswap and rotates from POCOUNT's argument.
14535 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14536 zero_extend and rotates from PARITY's argument.
14537 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14538 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14539 of an integer constant at compile-time.
14541 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14544 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14546 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14549 * tree-ssa-live.c (remove_unused_locals): Do not remove
14550 TREE_ADDRESSABLE variables.
14551 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14552 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14553 FOR_CLOBBER. Update all users.
14554 If VAR has an associated alias set, add a virtual operand for
14555 it if no alias is found to conflict with the memory reference.
14557 2007-02-07 Jan Hubicka <jh@suse.cz>
14558 Robert Kidd <rkidd@crhc.uiuc.edu>
14560 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14562 2007-02-07 Ian Lance Taylor <iant@google.com>
14564 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14566 2007-02-07 Roger Sayle <roger@eyesopen.com>
14568 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14569 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14570 tablejumpdi, movsi_to_cr_one): Remove constraints from
14571 define_expand's match_operands.
14573 2007-02-07 Roger Sayle <roger@eyesopen.com>
14575 * global.c (compute_regsets): Move declatation of "i" inside of
14576 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14578 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14581 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14582 of INDIRECT_REF <RESULT_DECL>.
14584 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14586 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14587 Kaz Kojima <kkojima@gcc.gnu.org>
14590 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14592 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14594 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14596 * doc/loop.texi: Document possibility not to perform disambiguation
14597 of loops with multiple latches.
14598 * cfgloopmanip.c (alp_enum_p): Removed.
14599 (add_loop): Handle subloops. Use get_loop_body_with_size.
14600 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14601 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14602 the new forwarder block.
14603 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14604 Handle the case latch is NULL.
14605 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14606 modifications when marking loop exits.
14607 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14609 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14610 disambiguate_loops_with_multiple_latches.
14611 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14612 before fix_loop_structure.
14613 * cfgloop.c: Include pointer-set.h and output.h.
14614 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14615 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14616 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14617 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14618 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14619 disambiguate_multiple_latches, get_loop_body_with_size,
14620 disambiguate_loops_with_multiple_latches): New functions.
14621 (flow_loop_dump): Dump multiple latch edges.
14622 (flow_loop_nodes_find): Handle loops with multiple latches.
14623 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14624 (glb_enum_p): Modified.
14625 (get_loop_body): Use get_loop_body_with_size.
14626 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14627 (AVOID_CFG_MODIFICATIONS): New constant.
14628 (disambiguate_loops_with_multiple_latches, add_loop,
14629 get_loop_body_with_size): Declare.
14630 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14632 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14634 PR inline-asm/28686
14635 * global.c (compute_regsets): New function.
14636 (global_alloc): Refactored ELIMINABLE_REGSET
14637 and NO_GLOBAL_ALLOC_REGS computation out.
14638 (rest_of_handle_global_alloc): Call compute_regsets()
14639 for non-optimizing case.
14641 2007-02-06 Richard Henderson <rth@redhat.com>
14643 * config/i386/constraints.md (Y2): Rename from Y.
14644 (Yi): New constraint.
14645 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14646 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14647 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14648 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14649 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14650 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14651 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14652 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14653 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14654 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14655 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14656 vec_extractv2si_1): Change Y constraints to Y2.
14657 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14658 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14659 Change Y constraints to Y2.
14660 (sse2_loadld): Change Y constraints to x.
14662 2007-02-06 Roger Sayle <roger@eyesopen.com>
14664 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14665 (parity<mode>2): New define_expand using rs6000_emit_parity.
14666 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14667 rs6000_emit_parity): New functions.
14668 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14669 rs6000_emit_parity): Prototype here.
14671 2007-02-06 Ian Lance Taylor <iant@google.com>
14673 * lower-subreg.c (simple_move_operand): Reject CONST.
14674 (resolve_clobber): Call validate_change rather than directly
14675 assigning to XEXP (pat, 0).
14677 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14679 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14680 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14681 (tree-cfg.o): Remove hashtab.h dependency.
14683 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14684 (struct ivopts_data): Change niters to pointer_map_t.
14685 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14686 (niter_for_exit): Create pointer_map on demand. Change for
14688 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14689 (free_loop_data): Destroy data->niters if created and reset field.
14690 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14691 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14693 * tree-ssa-reassoc.c: Include pointer-set.h.
14694 (bb_rank): Change to long *.
14695 (operand_rank): Change to pointer_map_t.
14696 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14697 (insert_operand_rank): Accept long.
14698 (operand_entry_hash, operand_entry_eq): Remove.
14699 (get_rank): Return long. Adjust for changes above.
14700 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14702 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14704 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14705 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14706 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14708 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14709 directly since it cannot be NULL.
14710 (get_vi_for_tree): Rewrite for pointer_map API.
14711 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14712 (init_alias_vars): Create vi_for_tree as pointer_map.
14713 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14715 * tree-cfg.c: Don't include hashtab.h.
14716 (edge_to_cases): Declare as pointer_map.
14717 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14719 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14720 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14721 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14723 (record_switch_edge): Delete.
14724 (get_cases_for_edge): Adjust for pointer_map API, inline
14725 record_switch_edge (rewritten for new API), remove goto.
14727 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14729 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14730 * tree-nested.c: Include pointer-set.h.
14731 (var_map_elt, var_map_eq, var_map_hash): Delete.
14732 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14733 to pointer_map_t's.
14734 (nesting_info_bitmap_obstack): New.
14735 (lookup_field_for_decl): Adjust for pointer_map API.
14736 (lookup_tramp_for_decl): Adjust for pointer_map API.
14737 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14738 (get_local_debug_decl): Adjust for pointer_map API.
14739 (convert_nl_goto_reference): Adjust for pointer_map API.
14740 (convert_nl_goto_receiver): Adjust for pointer_map API.
14741 (create_nesting_tree): Create outside GGC space. Create bitmap on
14742 the new obstack. Create field_map and var_map as pointer_maps.
14743 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14745 (lower_nested_functions): Move root here, no need to NULL it.
14746 Initialize and release the obstack.
14748 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14750 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14751 Remove prototypes and make them non-static.
14752 (struct tree_int_map): Remove.
14753 * tree.h (struct tree_int_map): Move here, turning TO into an
14755 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14757 * tree.h (TREE_COMPLEXITY): Remove.
14758 (struct tree_exp): Remove complexity field.
14759 * tree.c (build1_stat): Don't set it.
14761 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14762 Victor Kaplansky <victork@il.ibm.com>
14764 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14765 (vect_is_simple_reduction): Support reduction with induction as
14766 one of the operands.
14767 (vect_is_simple_iv_evolution): Fix formatting.
14768 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14769 formatting. Don't mark induction phis for vectorization.
14770 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14771 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14772 (vect_get_vec_def_for_operand): Support induction.
14773 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14775 (vectorizable_reduction): Support reduction with induction as one of
14777 (vectorizable_type_demotion): Use def-type of stmt argument rather
14778 than dummy def-type.
14780 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14781 flag_tree_scev_cprop.
14782 * common.opt (tree-scev-cprop): New flag.
14784 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14785 call to vect_get_new_vect_var.
14787 2007-02-06 Ira Rosen <irar@il.ibm.com>
14789 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14790 vectype is not NULL.
14791 (vect_pattern_recog_1): Likewise.
14793 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14795 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14796 (fold_negate_expr): Likewise.
14798 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14801 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14802 even if cv-qualification is the same.
14804 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14806 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14807 __enable_execute_stack on completion.
14809 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14811 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14812 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14813 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14814 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14815 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14816 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14817 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14818 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14820 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14822 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14823 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14824 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14825 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14826 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14827 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14828 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14829 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14830 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14831 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14832 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14833 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14834 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14835 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14836 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14837 sqrtextenddfxf2_i387): Added amdfam10_decode.
14839 * config/i386/athlon.md (athlon_idirect_amdfam10,
14840 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14841 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14842 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14843 athlon_ivector_store_amdfam10): New define_insn_reservation.
14844 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14847 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14849 * config/i386/athlon.md (athlon_call_amdfam10,
14850 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14851 define_insn_reservation.
14852 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14853 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14854 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14856 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14858 * config/i386/athlon.md (athlon_sseld_amdfam10,
14859 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14860 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14862 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14864 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14865 define_insn_reservation.
14866 * config/i386/i386.md (sseins): Added sseins to define_attr type
14867 and define_attr unit.
14868 * config/i386/sse.md: Set type attribute to sseins for insertq
14871 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14873 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14874 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14875 ssecomi_load_amdfam10, ssecomi_amdfam10,
14876 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14877 define_insn_reservation.
14878 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14880 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14882 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14883 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14884 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14885 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14886 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14887 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14888 define_insn_reservation.
14890 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14891 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14892 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14893 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14894 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14896 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14898 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14899 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14900 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14901 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14902 athlon_ssemul_load_k8): Added amdfam10.
14904 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14906 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14907 (x86_sse_unaligned_move_optimal): New variable.
14909 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14911 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14912 for unaligned vector SSE double/single precision loads for AMDFAM10.
14914 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14916 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14917 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14918 Define TARGET_CPU_DEFAULT_amdfam10.
14919 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14920 (processor_type): Add PROCESSOR_AMDFAM10.
14922 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14923 processor_type in config/i386/i386.h.
14924 Enable imul peepholes for TARGET_AMDFAM10.
14926 * config.gcc: Add support for --with-cpu option for amdfam10.
14928 * config/i386/i386.c (amdfam10_cost): New variable.
14929 (m_AMDFAM10): New macro.
14930 (m_ATHLON_K8_AMDFAM10): New macro.
14931 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14932 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14933 x86_promote_QImode, x86_integer_DFmode_moves,
14934 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14935 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14936 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14937 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14938 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14939 Enable/disable for amdfam10.
14940 (override_options): Add amdfam10_cost to processor_target_table.
14941 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14942 processor_alias_table.
14943 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14944 (ix86_adjust_cost): Add code for amdfam10.
14946 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14948 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14949 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14950 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14951 * config/i386/i386.h: Add builtin definition for SSE4A.
14952 * config/i386/i386.md: Add support for ABM instructions
14953 (popcnt and lzcnt).
14954 * config/i386/sse.md: Add support for SSE4A instructions
14955 (movntss, movntsd, extrq, insertq).
14956 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14957 Add -march=amdfam10 flag.
14958 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14959 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14961 * doc/extend.texi: Add documentation for SSE4A builtins.
14963 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14965 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14967 2007-02-05 Richard Guenther <rguenther@suse.de>
14969 * tree-vectorizer.h (vectorizable_function): Add argument type
14970 argument, change return type.
14971 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14972 * tree-vect-transform.c (vectorizable_function): Handle extra
14973 argument, return vectorized function decl.
14974 (build_vectorized_function_call): Remove.
14975 (vectorizable_call): Handle calls with result and argument types
14976 differing. Handle loop vectorization factor correctly.
14977 * targhooks.c (default_builtin_vectorized_function): Adjust for
14979 * targhooks.h (default_builtin_vectorized_function): Likewise.
14980 * target.h (builtin_vectorized_function): Add argument type
14982 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14983 extra argument, allow vectorizing of lrintf.
14984 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14985 documentation of target hook.
14987 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14990 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14991 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14992 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14994 2007-02-05 Roger Sayle <roger@eyesopen.com>
14996 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14997 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14998 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14999 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15000 before canonicalizing sincos to cexpi.
15001 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15003 2007-02-05 Roger Sayle <roger@eyesopen.com>
15005 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15006 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15007 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15009 2007-02-05 Roger Sayle <roger@eyesopen.com>
15011 * mips-tfile.c (initialize_init_file): Correct endianness test.
15013 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15015 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15016 the 'y' constraint.
15018 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15020 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15021 saves in a PARALLEL before the register assignments.
15023 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15025 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15026 DWARF_FRAME_RETURN_COLUMN to be a general register.
15027 * dwarf2out.c (init_return_column_size): New function, split from...
15028 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15029 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15030 to be nongeneral registers.
15031 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15033 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15034 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15036 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15038 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15040 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15042 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15043 (remove_path): Use can_remove_branch_p and remove_branch instead
15044 of loop_delete_branch_edge.
15045 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15046 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15047 Update profile using scale_dominated_blocks_in_loop.
15048 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15049 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15050 (can_remove_branch_p, remove_branch): Declare.
15051 * tree-cfg.c (tree_can_remove_branch_p): New function.
15052 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15053 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15054 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15056 2007-02-05 Jan Hubicka <jh@suse.cz>
15058 PR middle-end/30696
15059 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15060 nodes in cgraph, don't remove offline copy of the function.
15062 2007-02-04 Jan Hubicka <jh@suse.cz>
15064 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15065 vectors might cause maybe_lookup_element_for_expr to be called
15066 on non-sra-candidate.
15068 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15070 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15071 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15072 spelling conventions.
15074 2007-02-04 Richard Guenther <rguenther@suse.de>
15076 PR middle-end/30636
15077 * fold-const.c (try_move_mult_to_index): Make sure to not
15078 overflow one dimension of a multi-dimensional array access.
15080 2007-02-04 Jan Hubicka <jh@suse.cz>
15082 * passes.c (init_optimization_passes): Reindent.
15084 2007-02-04 Jan Hubicka <jh@suse.cz>
15085 Eric Botcazou <ebotcazou@adacore.com>
15087 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15088 (execute_fixup_cfg): Break out the abnormal goto code.
15089 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15090 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15091 (optimize_inline_calls): Call make_nonlocal_label_edges.
15093 2007-02-04 Jan Hubicka <jh@suse.cz>
15095 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15096 true when something was changed.
15097 (rename_ssa_copies): When something was changed, do
15098 TODO_remove_unused_locals.
15099 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15100 add TODO_remove_unused_locals when instruction was removed.
15102 2007-02-04 Jan Hubicka <jh@suse.cz>
15104 * ipa-inline.c (try_inline): Improve debug output; work on already
15106 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15107 call try_inline for already inlined edges too when flattening;
15108 inline also functions that make callee growth but overall unit size
15111 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15113 * config/m32c/bitops.md, config/m32c/jump.md,
15114 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15115 config/m32r/m32r.h, config/m32r/m32r.md,
15116 config/m32r/predicates.md, config/m68hc11/larith.asm,
15117 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15118 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15119 config/mips/mips-protos.h, config/mips/mips.c,
15120 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15121 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15122 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15123 spelling conventions.
15125 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15126 Follow spelling conventions.
15128 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15130 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15131 warn about C++0x compatibility.
15133 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15135 * config/h8300/h8300.c, config/h8300/h8300.h,
15136 config/h8300/h8300.md: Follow spelling conventions.
15138 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15140 PR middle-end/30667
15141 * combine.c (try_combine): Do not substitute source operand
15142 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15144 2007-02-03 Jan Hubicka <jh@suse.cz>
15146 PR gcov-profile/30650
15147 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15148 do not divide by zero for never executed counters.
15149 (tree_find_values_to_profile): Fix counters.
15150 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15152 2007-02-03 Ian Lance Taylor <iant@google.com>
15154 * lower-subreg.c (simple_move_operand): New static function,
15155 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15157 (simple_move): Call simple_move_operand.
15158 (find_decomposable_subregs): Add special handling of MEMs.
15159 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15160 meaning of return value. If we see a hard register, test whether
15161 it can store a word_mode value. Change all callers.
15163 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15165 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15166 ftrapv insns and expanders.
15167 (subdi3): Change define_expand operand 1 to arith11_operand, and
15168 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15169 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15170 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15173 PR middle-end/30174
15174 * varasm.c (notice_global_symbol): Treat global objects as weak when
15175 flag_shlib is true.
15177 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15179 * emit-rtl.c (dconstpi): Delete.
15180 (dconstsqrt2): New.
15181 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15182 * real.h (dconstpi): Delete.
15183 (dconstsqrt2): New.
15184 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15185 (fold_builtin_hypot): Likewise.
15187 2007-02-03 Tom Tromey <tromey@redhat.com>
15190 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15191 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15193 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15195 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15196 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15197 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15198 config/rs6000/cell.md, config/rs6000/darwin.h,
15199 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15200 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15201 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15202 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15203 typos. Follow spelling conventions.
15204 * doc/invoke.texi: Follow spelling conventions.
15206 2007-02-03 Roger Sayle <roger@eyesopen.com>
15208 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15209 canonicalization transformations that attempt to simplify integer
15210 constant comparisons to become comparisons against zero.
15212 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15214 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15216 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15217 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15219 2007-02-02 Mike Stump <mrs@apple.com>
15221 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15222 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15223 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15224 generate a branch island.
15226 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15228 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15229 (xtensa_legitimate_address_p): New.
15230 (xtensa_legitimize_address): New.
15231 (xtensa_output_addr_const_extra): New.
15232 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15234 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15235 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15236 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15237 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15238 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15239 (xtensa_legitimize_address): New.
15240 (xtensa_output_addr_const_extra): New.
15242 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15244 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15246 2007-02-02 Ian Lance Taylor <iant@google.com>
15248 * expmed.c (expand_divmod): Add comment.
15250 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15252 * emit-rtl.c (renumber_insns): Remove.
15253 * flags.h: Remove the extern for flag_renumber_insns.
15254 * rtl.h: Remove the prototype for renumber_insns.
15255 * toplev.c (flag_renumber_insns): Remove.
15257 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15259 Revert for x86 darwin:
15260 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15262 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15263 code before the following patch under TARGET_MACHO.
15264 (ix86_function_value_regno_p): Likewise.
15266 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15268 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15271 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15274 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15275 loads to general or fp registers. Add comments.
15276 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15278 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15280 * pointer-set.c (insert_aux): Only return insertion slot.
15281 (pointer_set_insert): Adjust.
15282 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15283 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15284 pointer_map_traverse): New.
15285 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15286 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15287 pointer_map_contains, pointer_map_traverse): Declare.
15289 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15291 PR middle-end/30473
15292 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15293 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15295 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15297 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15299 (struct _dep): New type.
15300 (dep_t): New typedef.
15301 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15302 (DEP_STATUS): New access macro. The macro with the same name was
15303 renamed to DEP_LINK_STATUS.
15304 (dep_init): Declare function
15306 (struct _dep_link): New type.
15307 (dep_link_t): New typedef.
15308 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15309 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15310 (DEP_LINK_STATUS): New macro.
15311 (debug_dep_links): New debug function.
15313 (struct _deps_list): New type.
15314 (deps_list_t): New typedef.
15315 (DEPS_LIST_FIRST): New access macro.
15316 (FOR_EACH_DEP_LINK): New cycle macro.
15317 (create_deps_list, free_deps_list, delete_deps_list): Declare
15319 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15320 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15321 (copy_deps_list_change_con): Ditto.
15323 (move_dep_link): Declare function.
15325 (struct _dep_node): New type.
15326 (dep_node_t): New typedef.
15327 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15329 (struct haifa_insn_data.back_deps): New field to hold backward
15330 dependencies of the insn.
15331 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15333 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15334 Change its type to deps_list_t.
15335 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15336 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15337 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15339 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15341 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15343 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15345 (dep_cost): Declare.
15347 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15348 (ds_to_dk, dk_to_ds): New functions.
15350 (init_dep_1): New static function.
15351 (init_dep): New function.
15352 (copy_dep): New static function.
15354 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15356 (detach_dep_link): New static function.
15357 (move_dep_link): New function.
15359 (dep_links_consistent_p, dump_dep_links): New static functions.
15360 (debug_dep_links): New debugging function.
15362 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15364 (alloc_deps_list, init_deps_list): New static functions.
15365 (create_deps_list): New function.
15366 (clear_deps_list): New static function.
15367 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15368 (deps_list_consistent_p, dump_deps_list): New static functions.
15369 (debug_deps_list): New function.
15370 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15372 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15374 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15375 use new scheduler dependencies lists.
15376 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15377 (sched_analyze): Ditto. Initialize dependencies lists.
15378 (add_forw_dep, compute_forward_dependences): Update to use new
15379 scheduler dependencies lists.
15381 (init_dependency_caches): Init deps_obstack.
15382 (free_dependency_caches): Free deps_obstack.
15384 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15385 new scheduler dependencies lists.
15386 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15387 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15389 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15390 Update to use new scheduler dependencies lists.
15391 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15392 (debug_dependencies): Ditto.
15393 (schedule_region): Update comments.
15395 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15396 scheduler dependencies lists.
15397 (schedule_ebb): Update comments.
15399 * rtl.def (DEPS_LIST): Remove.
15401 * lists.c (unused_deps_list): Remove.
15402 (free_list): Update assertions.
15404 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15405 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15407 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15408 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15410 * haifa-sched.c (comments): Update.
15411 (insn_cost1): Remove. Inline the code into insn_cost ().
15412 (insn_cost): Update to use new scheduler dependencies lists. Move
15413 processing of the dependency cost to dep_cost ().
15414 (dep_cost): New function. Use it instead of insn_cost () when
15415 evaluating cost of the dependency. Use compatible interface to
15416 interact with the target.
15417 (priority): Update to use new scheduler dependencies lists.
15418 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15419 with greater number of insns that depend on the insn.
15420 (schedule_insn): Update to use new scheduler dependencies lists. Add
15421 code to free backward dependencies lists. Inline and optimize code
15422 from resolve_dep () - see PR28071.
15423 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15424 lists. Update call to targetm.sched.is_costly_dependence hook.
15426 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15427 scheduler dependencies lists.
15429 (resolve_dep): Remove. Move the logic to schedule_insn ().
15430 (init_h_i_d): Initialize dependencies lists.
15432 (process_insn_depend_be_in_spec): Rename to
15433 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15434 dependencies lists.
15435 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15436 Update to use new scheduler dependencies lists.
15437 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15439 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15440 new scheduler dependencies lists.
15441 (build_intra_loop_deps): Ditto.
15443 * target.h (struct _dep): Declare to use in
15444 gcc_target.sched.is_costly_dependence.
15445 (struct gcc_target.sched.adjust_cost): Fix typo.
15446 (struct gcc_target.sched.is_costly_dependence): Change signature to
15447 use single dep_t parameter instead of an equivalent triad.
15448 (struct gcc_target.sched.adjust_cost_2): Remove.
15450 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15452 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15454 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15456 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15458 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15459 (REG_DEP_TRUE): Document.
15461 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15462 Change signature to correspond to the targetm.sched.adjust_cost hook.
15463 Update use in TARGET_SCHED_ADJUST_COST_2.
15464 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15465 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15466 new scheduler dependencies lists.
15467 (ia64_gen_check): Ditto.
15469 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15470 scheduler dependencies lists.
15472 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15473 signature to correspond to the targetm.sched.is_costly_dependence hook.
15474 (is_costly_group): Update to use new scheduler dependencies lists.
15476 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15477 instead of INSN_COST () macro.
15479 2007-02-01 Ian Lance Taylor <iant@google.com>
15481 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15483 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15485 * pa.md (tp_load): Correct mfctl instruction syntax.
15487 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15489 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15490 altivec_padding_size calculation on AIX. Improve comment, add
15491 assert to verify that it's right.
15493 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15496 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15498 PR inline-asm/28686
15499 * global.c (global_alloc): Add mising initialization of
15502 2007-02-01 Roger Sayle <roger@eyesopen.com>
15504 * alias.c (init_alias_analysis): Correct whitespace.
15505 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15506 partition_hot_cold_basic_blocks): Likewise.
15507 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15508 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15509 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15510 fold_builtin_snprintf_chk, fold_builtin_printf,
15511 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15512 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15513 * cfgcleanup.c (cleanup_cfg): Likewise.
15514 * cfgexpand.c (tree_expand_cfg): Likewise.
15515 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15516 * function.c (get_next_funcdef_no): Likewise.
15517 * gengtype.c (main): Likewise.
15518 * genmodes.c (main): Likewise.
15519 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15520 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15521 * ifcvt.c (noce_emit_move_insn): Likewise.
15522 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15524 * stor-layout.c (get_best_mode): Likewise.
15525 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15526 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15527 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15528 perform_var_substitution, solve_graph): Likewise.
15529 * tree-vrp.c (vrp_finalize): Likewise.
15531 2007-02-01 Ian Lance Taylor <iant@google.com>
15533 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15534 high part of a paradoxical subreg, return a constant zero.
15536 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15538 * toplev.c (lang_dependent_init): Call init_set_costs.
15539 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15541 2007-02-01 Richard Guenther <rguenther@suse.de>
15543 PR middle-end/30656
15544 * fold-const.c (fold_negate_expr): Allow negating a
15545 constant if overflow does not change.
15547 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15549 * doc/c-tree.texi (Expression trees): Improve markup.
15550 * doc/tm.texi (Register Classes, Addressing Modes)
15551 (Floating Point): Fix spacing after abbreviations. Fix some
15554 2007-02-01 Ben Elliston <bje@au.ibm.com>
15556 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15557 * doc/contrib.texi: Likewise.
15558 * doc/install.texi: Likewise.
15560 2007-01-31 Richard Henderson <rth@redhat.com>
15561 Ian Lance Taylor <iant@google.com>
15563 * lower-subreg.c: New file.
15564 * rtl.def (CONCATN): Define.
15565 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15566 pass_lower_subreg2.
15567 * emit-rtl.c (update_reg_offset): New static function, broken out
15568 of gen_rtx_REG_offset.
15569 (gen_rtx_REG_offset): Call update_reg_offset.
15570 (gen_reg_rtx_offset): New function.
15571 * regclass.c: Revert patch of 2006-03-05, restoring
15573 (clear_reg_info_regno): New function.
15574 * dwarf2out.c (concatn_loc_descriptor): New static function.
15575 (loc_descriptor): Handle CONCATN.
15576 * common.opt (fsplit_wide_types): New option.
15577 * opts.c (decode_options): Set flag_split_wide_types when
15579 * timevar.def (TV_LOWER_SUBREG): Define.
15580 * rtl.h (gen_reg_rtx_offset): Declare.
15581 (reg_scan_update): Declare.
15582 * regs.h (clear_reg_info_regno): Declare.
15583 * tree-pass.h (pass_lower_subreg): Declare.
15584 (pass_lower_subreg2): Declare.
15585 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15586 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15587 -fsplit-wide-types.
15588 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15589 * Makefile.in (OBJS-common): Add lower-subreg.o.
15590 (lower-subreg.o): New target.
15592 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15594 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15596 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15599 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15601 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15603 PR middle-end/29335
15604 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15606 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15608 * cfgloop.h: Include vec-prim.h.
15609 (enum li_flags): Remove LI_ONLY_OLD.
15610 (loop_iterator): Changed.
15611 (fel_next, fel_init): Iterate over loop tree.
15612 (FOR_EACH_LOOP_BREAK): New macro.
15613 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15615 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15616 * modulo-sched.c (sms_schedule): Ditto.
15617 * tree-vectorizer.c (vectorize_loops): Ditto.
15618 * doc/loop.texi: Update information on loop numbering and behavior of
15619 FOR_EACH_LOOP wrto new loops.
15620 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15621 add_to_evolution_1): Test nestedness of loops instead of comparing
15623 * tree-chrec.c (chrec_fold_plus_poly_poly,
15624 chrec_fold_multiply_poly_poly, chrec_evaluate,
15625 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15626 reset_evolution_in_loop): Ditto.
15627 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15629 2007-01-31 Dirk Mueller <dmueller@suse.de>
15631 * c-common.c (warn_about_parentheses): Separate warning about
15632 un-parenthized sequence of comparison operators from the one
15633 which is supposed to warn about x <= y <= z.
15635 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15637 * optabs.h (enum optab_index): Add new OTI_isinf.
15638 (isinf_optab): Define corresponding macro.
15639 * optabs.c (init_optabs): Initialize isinf_optab.
15640 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15642 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15643 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15645 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15646 expand_builtin_interclass_mathfn.
15647 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15648 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15649 (fxam<mode>2_i387): New insn pattern.
15650 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15651 built-in functions as x87 inline asm.
15653 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15655 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15657 2007-01-30 Eric Christopher <echristo@apple.com>
15659 * config.gcc: Add geode.
15661 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15663 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15664 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15665 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15666 value-prof.c: Fix comment typos.
15668 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15671 * doc/invoke.texi (Wpointer-arith): Document warning.
15673 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15675 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15676 the list of discrepancies from the draft TR.
15678 2007-01-30 Dirk Mueller <dmueller@suse.de>
15681 * doc/invoke.texi (-Wreturn-type): Update description to
15682 match new behavior.
15684 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15686 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15688 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15690 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15691 to handle optabs that operate on floating point input argument and
15692 output to integer output.
15693 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15694 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15695 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15696 expand_builtin_interclass_mathfn ().
15697 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15698 (ilogbsi2): Remove.
15699 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15700 ilogbl built-in functions as x87 intrinsics.
15702 2007-01-30 Richard Guenther <rguenther@suse.de>
15704 PR middle-end/27657
15705 * dwarf2out.c (reference_to_unused): Query varpool if the
15706 variable was output.
15708 2007-01-30 Richard Guenther <rguenther@suse.de>
15710 PR middle-end/30313
15711 * passes.c (execute_one_pass): Reset in_gimple_form to not
15712 confuse non-unit-at-a-time mode.
15714 2007-01-29 Roger Sayle <roger@eyesopen.com>
15715 Richard Guenther <rguenther@suse.de>
15717 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15718 avoid undefined behaviour on overflow. Use force_fit_type_double
15719 to construct the constant with the specified TREE_OVERFLOW.
15721 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15723 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15724 * config/dfp-bit.h: Ditto.
15726 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15728 * c-decl.c (pop_scope): Replace warnings with call to
15729 warn_for_unused_label.
15730 * c-common.h (warn_for_unused_label): Declare.
15731 * c-common.c (warn_for_unused_label): Define.
15733 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15735 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15738 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15740 * Makefile.in (USER_H): Remove decfloat.h.
15741 * ginclude/decfloat.h: Delete, moving contents to ...
15742 * ginclude/float.h: Add support for decimal floating point,
15743 guarded by __STDC_WANT_DEC_FP__.
15745 2007-01-29 Mike Stump <mrs@apple.com>
15747 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15748 Analysis and Representation to resolve case insensitive conflict.
15749 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15751 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15753 * tree.h (struct tree_memory_tag): Add aliases member.
15754 (MTAG_ALIASES): New macro.
15755 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15756 (add_may_alias): Remove pointer-set. Update for may_aliases being
15758 (mark_aliases_call_clobbered): Update for may_aliases being a
15760 (compute_tag_properties): Ditto.
15761 (create_partition_for): Ditto.
15762 (compute_memory_partitions): Ditto.
15763 (dump_may_aliases_for): Ditto.
15764 (is_aliased_with): Ditto.
15765 (add_may_alias_for_new_tag): Ditto.
15766 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15767 (compute_is_aliased): New function.
15768 (compute_may_aliases): Call compute_is_aliased).
15769 (init_alias_info): Initialize alias_bitmap_obstack.
15770 (union_alias_set_into): New function.
15771 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15772 (have_common_aliases_p): Rewrite to take two bitmaps and use
15774 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15775 Update for bitmaps.
15776 (finalize_ref_all_pointers): Update for add_may_alias changes.
15777 (new_type_alias): Ditto.
15778 * tree-flow-inline.h (may_aliases): Return a bitmap.
15779 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15780 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15781 may_aliases being a bitmap.
15782 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15783 may_aliases now returns a bitmap.
15784 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15786 * tree-ssa-operands.c (add_virtual_operand): Update for
15787 may_aliases being a bitmap.
15789 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15791 PR tree-optimization/30630
15792 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15793 variable as changed.
15795 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15798 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15799 expanded only once even if an error occurs.
15801 2007-01-29 Ben Elliston <bje@au.ibm.com>
15803 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15804 (__gcov_average_profiler): Likewise.
15805 (__gcov_ior_profiler): Likewise.
15806 (__gcov_merge_ior): Likewise.
15808 2007-01-28 Jan Hubicka <jh@suse.cz>
15810 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15811 * value-prof.c (stringop_block_profile): Likewise.
15813 2007-01-28 Jan Hubicka <jh@suse.cz>
15815 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15816 Add variant handling histograms; add wrapper.
15817 (clear_storage_via_libcall): Export.
15818 (emit_block_move_hints): Break out from ...; add histograms.
15819 (emit_block_move): ... this one.
15820 (clear_storage_hints): Break out from ...; add histograms.
15821 (clear_storage): ... this one.
15822 (set_storage_via_memset): Handle histogram.
15823 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15824 (clear_storage_hints, clear_storage_via_libcall): Declare.
15825 (set_storage_via_setmem): Update prototype.
15826 * doc/md.texi (movmem, setmem): Document new arguments.
15828 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15829 Add new histograms.
15830 (stringop_block_profile): New global function.
15831 (tree_stringops_values_to_profile): Profile block size and alignment.
15832 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15834 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15835 (stringop_block_profile): Declare.
15836 * builtins.c: Include value-prof.h.
15837 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15838 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15839 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15840 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15841 * profile.c (instrument_values): Add new counters.
15842 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15844 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15845 (tree_init_edge_profiler): Build new profilers.
15846 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15847 (pass_tree_profile): Add dump.
15848 (tree_profile_hooks): Update.
15849 * Makefile.in (LIBGCOV): Add new constants.
15850 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15851 __gcov_ior_profiler): New.
15852 * i386.md (movmem/setmem expanders): Add new optional arguments.
15854 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15856 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15858 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15860 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15861 (tree_unswitch_single_loop): Pass eni_size_weights to
15862 tree_num_loop_insns.
15863 * tree-ssa-loop-manip.c: Include tree-inline.h.
15864 (can_unroll_loop_p): Pass eni_size_weights to
15865 tree_num_loop_insns.
15866 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15867 Pass eni_size_weights to estimate_num_insns.
15868 * tree.h (init_inline_once): Export.
15869 * toplev.c (backend_init): Call init_inline_once.
15870 * cgraphunit.c (cgraph_process_new_functions,
15871 cgraph_analyze_function): Pass eni_inlining_weights to
15872 estimate_num_insns.
15873 * ipa-inline.c (compute_inline_parameters): Ditto.
15874 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15875 to estimate_num_insns.
15876 (try_unroll_loop_completely): Pass eni_size_weights to
15877 tree_num_loop_insns.
15878 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15879 ot estimate_num_insns.
15880 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15881 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15882 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15883 eni_time_weights): New variables.
15884 (init_inline_once): Initialize them.
15885 (struct eni_data): Mew.
15886 (estimate_num_insns_1, estimate_num_insns): Use weights.
15887 * tree-inline.h (struct eni_weights_d): New.
15888 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15889 (estimate_num_insns): Declaration changed.
15890 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15891 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15892 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15894 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15896 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15897 relations in the conflict function is valid.
15899 2007-01-27 Ian Lance Taylor <iant@google.com>
15901 * common.opt: Add fstrict-overflow.
15902 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15903 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15904 (TYPE_OVERFLOW_UNDEFINED): Define.
15905 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15907 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15908 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15909 (fold_negate_expr): Likewise.
15910 (make_range): Likewise.
15911 (extract_muldiv_1): Likewise.
15912 (maybe_canonicalize_comparison): Likewise.
15913 (fold_comparison): Likewise.
15914 (fold_binary): Likewise.
15915 (tree_expr_nonnegative_p): Likewise.
15916 (tree_expr_nonzero_p): Likewise.
15917 * tree-vrp.c (compare_values): Likewise.
15918 (extract_range_from_binary_expr): Likewise.
15919 (extract_range_from_unary_expr): Likewise.
15920 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15922 (nowrap_type_p): Likewise.
15923 * tree-scalar-evolution.c (simple_iv): Likewise.
15924 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15925 (build_range_check): Likewise.
15926 (extract_muldiv_1): Likewise.
15927 (fold_comparison): Likewise.
15928 * tree-vrp.c (vrp_int_const_binop): Likewise.
15929 (extract_range_from_unary_expr): Likewise.
15930 * convert.c (convert_to_integer): Likewise.
15931 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15932 (fold_comparison): Likewise.
15933 (fold_binary): Likewise.
15934 * optabs.c (optab_for_tree_code): Likewise.
15935 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15936 * simplify-rtx.c (simplify_const_relational_operation): Check
15937 flag_strict_overflow and flag_trapv.
15938 (simplify_const_relational_operation): Likewise.
15939 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15940 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15943 2007-01-27 Roger Sayle <roger@eyesopen.com>
15945 * tree.c (tree_fold_gcd): Delete.
15946 * tree.h (tree_fold_gcd): Remove prototype.
15947 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15948 test whether one constant integer is a multiple of another. Instead
15949 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15950 * fold-const.c (multiple_of_p): We've determined both TOP and
15951 BOTTOM are integer constants so we can call int_const_binop directly
15952 instead of the more generic const_binop.
15954 2007-01-27 Roger Sayle <roger@eyesopen.com>
15956 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15957 1*X check that the constant hasn't overflowed, to preserve the
15959 (round_up): Provide an efficient implementation when rouding-up an
15960 INTEGER_CST to a power-of-two.
15962 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15964 * doc/sourcebuild.texi: Add comma for clarity.
15965 * doc/extend.texi: Fix some typos.
15966 * doc/passes.texi: Likewise.
15967 * doc/cppinternals.texi: Likewise.
15968 * doc/c-tree.texi: Likewise.
15969 * doc/tree-ssa.texi: Likewise.
15970 * doc/install.texi: Likewise.
15972 2007-01-27 Jan Hubicka <jh@suse.cz>
15974 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15975 (pass_sra): Do not require alias information.
15976 * passes.c (init_optimization_passes): Add SRA
15978 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15980 * tracer.c (rest_of_handle_tracer): We already cleaned
15981 up the CFG in tracer() so don't do it here again.
15982 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15983 cleanup_cfg here, either. And don't call renumber_insns.
15985 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15986 and BB_HEAD are in the insn stream here. Instead make sure
15987 that BB_INSN is valid on all insns. Also, do check here that
15988 there are no pending branch predictions...
15989 (rtl_verify_flow_info): ...instead of doing it here. Checks
15990 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15993 2007-01-26 Roger Sayle <roger@eyesopen.com>
15995 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15996 function to simplify/factorize operand order canonicalization.
15997 (ix86_fixup_binary_operands): Reorganize using the above function.
15998 (ix86_binary_operator_ok): Likewise.
16000 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16002 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16003 file scope from optimize_attrs.
16004 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16006 (optimize_attrs): Clear insn_code_values after freeing it.
16008 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16010 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16011 a parts.base assignment.
16013 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16015 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16016 (compute_subscript_distance, initialize_data_dependence_relation,
16017 finalize_ddr_dependent, analyze_ziv_subscript,
16018 analyze_siv_subscript_cst_affine,
16019 compute_overlap_steps_for_affine_univar,
16020 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16021 analyze_siv_subscript, analyze_miv_subscript,
16022 analyze_overlapping_iterations, subscript_dependence_tester_1,
16023 compute_self_dependence, free_dependence_relation): Work
16024 with affine_fn instead of chrecs.
16025 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16026 common_affine_function, affine_function_base,
16027 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16028 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16029 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16030 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16031 (all_chrecs_equal_p): Removed.
16032 * tree-data-ref.h (affine_fn, conflict_function): New types.
16033 (struct subscript): Change type of conflicting_iterations_in_a
16034 and conflicting_iterations_in_b.
16036 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16039 * config/pa/pa.h (TARGET_HPUX_11): New.
16040 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16041 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16043 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16044 Richard Guenther <rguenther@suse.de>
16046 * tree-ssa-structalias.c (solve_graph): Handle case
16047 we merged the variable to another.
16049 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16051 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16054 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16055 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16057 2007-01-25 DJ Delorie <dj@redhat.com>
16059 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16060 allow changes to modes which don't fit in those registers.
16062 * reload1.c (choose_reload_regs): Check for invalid subregs before
16063 computing their locations, not after.
16065 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16068 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16069 save Altivec registers in an eh_return function.
16070 (compute_vrsave_mask): Likewise.
16071 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16072 for saving Altivec registers.
16073 (rs6000_emit_prologue): Don't allocate stack twice in
16074 eh_return function. Correct expected value of altivec_save_offset
16075 when using save_world. Describe save of R0 to stack when using
16076 save_world. Describe stack pointer adjustment when using
16077 save_world. Remove duplicated eh_return parameter register saving.
16078 Update sp_offset variable after save_world.
16079 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16081 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16082 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16085 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16087 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16089 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16092 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16093 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16095 2007-01-25 Richard Guenther <rguenther@suse.de>
16097 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16098 * common.opt (-Wcoverage-mismatch): New warning option.
16099 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16100 if -Wcoverage-mismatch is given.
16102 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16104 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16105 (ipcp_driver): Change to static definition.
16106 Add dumping of the ifunctions.
16107 (constant_val_insert): Remove unused parameter. Support for SSA.
16108 (ipcp_propagate_const): Support for SSA.
16109 (ipcp_profile_bb_print): Print only analyzed nodes.
16110 (ipcp_replace_map_create): Remove support for Fortran constant
16112 * ipa-prop.c (ipa_method_modify_stmt,
16113 ipa_callsite_compute_param): Support for SSA.
16114 * ipa-prop.h (ipcp_driver): Remove declaration.
16115 (IS_VALID_TREE_MAP_INDEX): Add define.
16117 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16119 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16121 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16123 PR middle-end/30447
16124 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16125 constant argument to cabs and do it without checking for
16126 -funsafe-math-optimizations.
16128 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16130 * c-common.h (RID_FIRST_CXX0X): New.
16131 (RID_LAST_CXX0X): New.
16132 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16134 * c.opt (Wc++0x-compat): New.
16135 * doc/invoke.texi (-Wc++0x-compat): Document.
16137 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16139 * builtins.c (fold_builtin_carg): New.
16140 (fold_builtin_1): Use it.
16142 2007-01-24 Jan Hubicka <jh@suse.cz>
16144 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16146 * ipa-inline.c (initial_insns, max_insns): Delete.
16147 (compute_max_insns): New function.
16148 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16149 amount of insns as base for code growth.
16150 (cgraph_decide_inlining): Make initial_insns local; do not compute
16152 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16153 * doc/invoke.texi (inline-unit-growth): Update docs.
16155 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16157 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16158 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16159 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16160 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16161 for CPUs that have PTA_CX16 set.
16163 PR middle-end/27416
16164 * gimplify.c (omp_check_private): New function.
16165 (gimplify_scan_omp_clauses): Use it for
16166 firstprivate/lastprivate/reduction.
16168 PR middle-end/30494
16169 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16170 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16172 PR middle-end/30421
16173 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16174 If lower_lastprivate_clauses emits some statements, append them
16175 to dlist rather than body_p and to body_p append an initializer.
16176 (lower_omp_for): Adjust caller.
16178 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16180 * target.h (globalize_decl_name): New.
16181 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16182 * output.h (default_globalize_decl_name): New.
16183 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16185 (globalize_decl): Ditto.
16186 (default_globalize_decl_name): New.
16187 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16188 (ia64_handle_version_id_attribute): New.
16189 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16190 (ia64_asm_output_external): Use globalize_decl_name instead
16191 of globalize_label.
16192 * doc/extend.texi (version_id): New pragma.
16193 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16195 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16197 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16198 _uleb128_t and _Unwind_SWord with _sleb128_t.
16199 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16200 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16202 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16203 * unwind-pe.h (read_uleb128, read_sleb128,
16204 read_encoded_value_with_base): Likewise.
16205 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16207 2007-01-24 Richard Guenther <rguenther@suse.de>
16209 * builtins.c (expand_builtin_cexpi): Get the fndecl
16210 for cexp in the correct way.
16212 2007-01-24 Jan Hubicka <jh@suse.cz>
16214 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16217 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16219 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16220 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16221 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16222 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16223 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16224 __SIZEOF_PTRDIFF_T__.
16225 * doc/cpp.texi: Documentation for the new builtin macros added.
16227 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16229 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16230 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16231 instead of operands[2] to avoid access past the end of array.
16233 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16235 * reload1.c (emit_reload_insns): Pass the reload register
16236 for a non-spill output reload through forget_old_reloads_1.
16238 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16240 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16241 _SOFT_DOUBLE if doubles use software floating-point.
16242 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16243 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16244 * config/rs6000/darwin-ldouble.c: Also compile functions for
16245 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16246 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16247 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16248 commented-out long double override.
16249 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16250 * config/rs6000/eabispe.h: Likewise.
16251 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16252 long double for non-SPE.
16253 (rs6000_handle_option): Likewise.
16254 (invalid_e500_subreg): Disallow more subregs involding DImode,
16255 DFmode, TImode or TFmode.
16256 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16258 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16260 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16261 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16263 (rs6000_legitimate_address): Also check for TFmode for E500
16265 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16266 (spe_build_register_parallel): Handle TFmode and TCmode.
16267 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16269 (function_arg): Handle TFmode and TCmode for E500 double.
16270 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16272 (print_operand): Handle TFmode and TImode for %y.
16273 (rs6000_generate_compare): Handle TFmode comparisons for E500
16275 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16276 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16277 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16278 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16279 TFmode for E500 double.
16280 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16281 (floatsidf2): Enable for E500 double.
16282 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16283 (extenddftf2): Change to extenddftf2_fprs.
16284 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16285 depending on TARGET_E500_DOUBLE.
16286 (extendsftf2): Enable for E500 double.
16287 (trunctfdf2): Enable for E500 double.
16288 (trunctfsf2): Change to trunctfsf2_fprs.
16289 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16290 depending on TARGET_E500_DOUBLE.
16291 (floatsitf2): Enable for E500 double.
16292 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16293 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16294 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16295 (negtf2): Change to negtf2_internal.
16296 (negtf2): New expander.
16297 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16298 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16299 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16300 (movdi_internal32): Use rs6000_nonimmediate_operand.
16301 (unnamed splitter): Likewise.
16302 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16303 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16304 (SPE64TF, DITI): New mode macros.
16305 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16308 (frob_<mode>_di_2): New.
16309 (frob_tf_di_8_2): New.
16310 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16312 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16314 (frob_ti_<mode>_8_2): New.
16315 (frob_ti_tf_2): New.
16316 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16317 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16319 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16320 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16321 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16322 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16323 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16324 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16327 2007-01-23 Ian Lance Taylor <iant@google.com>
16329 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16331 (OBJS-archive): Reformat, alphabetize.
16332 (OBJS): Change out_object_file to OBJS-md.
16334 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16336 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16337 JUMP_P and CALL_P predicates where applicable.
16338 * config/i386/i386.c: Ditto.
16339 * config/i386/i386.md: Ditto.
16340 * config/i386/mmx.md: Ditto.
16341 * config/i386/predicates.md: Ditto.
16343 2007-01-22 Andreas Schwab <schwab@suse.de>
16345 * config/m68k/m68k.h: Fix comment.
16347 2007-01-22 Jan Hubicka <jh@suse.cz>
16349 * passes.c (init_optimization_passes): Do not rerun
16350 pass_early_warn_uninitialized.
16352 2007-01-22 Richard Guenther <rguenther@suse.de>
16354 PR tree-optimization/30038
16355 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16357 (execute_cse_sincos_1): Likewise.
16358 (execute_cse_sincos): Likewise.
16359 (gate_cse_sincos): Likewise.
16360 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16361 the cexpi() canonicalization of sincos().
16362 * tree-pass.h (pass_cse_sincos): Declare.
16363 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16365 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16367 PR rtl-optimization/29329
16368 * combine.c (replaced_rhs_insn): Rename to i2mod.
16369 (replaced_rhs_value): Rename to i2mod_new_rhs.
16370 (i2mod_old_rhs): New global variable.
16371 (combine_instructions): Adjust for above change. Save a copy of
16372 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16373 note are substituted in the second instruction.
16374 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16375 ditch the note if it pertains to the second eliminated register
16376 and this register is mentioned in i2mod_old_rhs.
16379 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16381 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16382 the insn to which the note was originally attached.
16384 2007-01-21 Jan Hubicka <jh@suse.cz>
16386 * ipa-inline.c (inlining_mode): Comment, move up.
16387 (cgraph_decide_inlining_incrementally): Do not perform inlining
16388 itself; fix handling of flattening of self recursive functions.
16389 (cgraph_find_cycles): Remove.
16390 (cgraph_flatten_node): Remove.
16391 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16392 (try_inline): New function.
16393 (cgraph_early_inlining): Update call of
16394 cgraph_decide_inlining_incrementally. Apply inlining here.
16395 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16397 2007-01-21 Dirk Mueller <dmueller@suse.de>
16400 * tree-vrp.c (check_array_bounds): do not warn
16401 about ADDR_EXPR's of ARRAY_REF's which are immediately
16402 used in binary expressions.
16404 2007-01-21 Ira Rosen <irar@il.ibm.com>
16406 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16407 read_write_dep and macros for its access.
16408 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16409 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16410 argument, call vect_check_interleaving for every independent pair of
16411 data-refs. Mark loads that access the same memory location as a store
16413 (vect_check_dependences): Remove.
16414 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16415 call, fix the call to vect_analyze_data_ref_dependence.
16416 (vect_analyze_data_ref_access): For statements that access the same
16417 data-ref, check that they are not stores; for loads, check that there
16418 is no store that access the same location.
16420 2007-01-20 Roger Sayle <roger@eyesopen.com>
16421 Joseph Myers <joseph@codesourcery.com>
16423 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16424 (-fdump-rtl-stack): Likewise.
16425 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16426 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16427 (-mpt-fixed): Use @minus{} for minus sign.
16428 (Using Precompiled Headers): Fix under/overfull hbox.
16430 2007-01-20 Jan Hubicka <jh@suse.cz>
16432 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16433 place within annotation.
16435 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16437 * pa.c (output_move_double): Change array size of xoperands to 4.
16439 2007-01-20 Jan Hubicka <jh@suse.cz>
16441 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16444 2007-01-19 Ian Lance Taylor <iant@google.com>
16446 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16447 constant to unsigned HOST_WIDE_INT before negating.
16449 2007-01-19 Ian Lance Taylor <iant@google.com>
16451 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16453 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16454 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16455 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16456 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16457 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16458 (realloc_vdef, realloc_vuse): Change second parameter to
16460 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16461 fields to unsigned.
16462 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16463 unsigned. Change x and lim locals to unsigned.
16464 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16466 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16467 (copy_virtual_operands): Change i and n locals to unsigned.
16469 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16471 PR middle-end/29335
16472 * builtins.c (fold_builtin_1): Handle builtin fdim.
16474 2007-01-20 Jan Hubicka <jh@suse.cz>
16476 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16477 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16478 init_alias_heapvars.
16479 (init_alias_heapvars): Initialize only when not already initialized.
16480 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16482 2007-01-19 Roger Sayle <roger@eyesopen.com>
16484 * common.opt (fsigned-zeros): New command line option.
16485 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16486 of flag_unsafe_math_optimizations.
16487 * opts.c (set_fast_math_flags): The -ffast-math command line option
16488 implies -fno-signed-zeros.
16489 (fast_math_flags_set_p): Likewise.
16491 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16492 the documentation of -ffast-math appropriately. Wrap long lines.
16494 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16496 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16497 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16499 2007-01-19 Tomas Bily <tbily@suse.cz>
16501 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16503 (tree_init_ic_make_global_vars): New function
16504 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16505 (tree_gen_ic_profiler): New function
16506 (tree_gen_ic_func_profiler): New function
16507 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16508 (tree_profile_hooks): Added hook for indirec/virtual calls
16509 * value-prof.c (tree_find_values_to_profile): New case for
16511 (tree_values_to_profile): Call for determining indirect/virtual
16513 (tree_indirect_call_to_profile): New function
16514 (tree_ic_transform): New function
16515 (tree_ic): New function
16516 (find_func_by_pid): New function
16517 (init_pid_map): New function
16518 (tree_value_profile_transformations): Added check for
16519 indirect/virtual call transformation
16520 * value-prof.h (enum hist_type): New counter type for
16521 indirect/virtual calls
16522 (profile_hooks): Added new hook for profiling indirect/virtual
16524 * profile.c (instrument_values): New case for indirect/virtual
16526 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16527 (GCOV_COUNTER_V_INDIR): New counter type
16528 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16529 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16531 * cgraph.c: Definition of cgraph_max_pid
16532 (cgraph_create_node): Default init of pid attribute
16533 * cgraph.h: Declaration of cgraph_max_pid
16534 (struct cgraph_node): Added pid attribute
16535 * libgcov.c (__gcov_indirect_call_profiler): New function
16536 (__gcov_one_value_profiler_body): New function
16537 (__gcov_one_value_profiler): Body was moved to
16538 __gcov_one_value_profiler_body and calls it
16540 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16542 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16543 * gengtype.c (write_types_data, write_func_for_structure,
16544 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16545 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16546 (walk_type, write_func_for_structure): Generate the mark_hook if
16549 2007-01-19 Jan Hubicka <jh@suse.cz>
16551 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16552 'early' argument take inlining mode argument specifying whether to
16553 inline for size/speeed or all functions; add support for flattening;
16555 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16557 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16560 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16561 the name of the declared identifier.
16563 2007-01-19 Dirk Mueller <dmueller@suse.de>
16565 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16566 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16567 duplicate evaluation.
16569 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16571 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16572 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16573 to XFMode, use acosxf2 and truncate result to requested mode.
16574 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16575 (asin<mode>2): Similarly, with asin expanders.
16576 (*fscalexf4_i387): Rename from *fscalexf4.
16577 (expNcorexf3): New expander.
16578 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16579 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16580 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16581 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16582 patterns for SSE math.
16583 (exp10<mode>2): Similarly, with exp10 expanders.
16584 (exp2<mode>2): Similarly, with exp2 expanders.
16585 (expm1<mode>2): Similarly, with expm1 expanders.
16586 (ldexp<mode>3): Similarly, with ldexp expanders.
16587 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16588 Use gen_truncxf<mode>2_i387_noop to truncate result.
16590 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16592 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16593 for ColdFire targets.
16595 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16596 Richard Sandiford <richard@codesourcery.com>
16598 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16599 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16600 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16601 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16602 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16603 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16605 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16607 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16608 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16609 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16610 (*adddi_dilshr32_cf): New pattern.
16611 (adddi3, subdi3): Remove first alternatives.
16613 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16615 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16616 implemented using move.l, do not use its cc result for floating-point
16619 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16621 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16622 from accepting 's' constraints if flag_pic.
16624 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16626 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16627 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16628 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16629 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16631 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16633 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16634 ColdFire alternatives.
16635 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16636 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16637 architectures that support ff1 instruction.
16639 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16640 Julian Brown <julian@codesourcery.com>
16642 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16643 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16644 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16647 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16649 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16651 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16652 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16653 HOST_WIDE_INT instead of an rtx.
16654 (m68k_rtx_costs): Update call accordingly.
16655 (output_move_const_into_data_reg): Likewise. Fix formatting.
16656 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16658 (output_move_simode_const): Update calls after above changes.
16659 Rework to use automatic variables and predicates like MEM_P.
16660 * config/m68k/m68k.md (pushexthisi_const): Update call to
16663 2007-01-19 Dirk Mueller <dmueller@suse.de>
16665 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16666 in dump_flags test.
16668 2007-01-19 Richard Guenther <rguenther@suse.de>
16670 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16671 via cexp in case sincos is not available.
16673 2007-01-19 Richard Guenther <rguenther@suse.de>
16675 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16676 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16677 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16678 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16679 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16680 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16681 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16682 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16684 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16686 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16688 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16689 (atan2xf3): Directly generate RTL pattern.
16690 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16691 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16692 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16693 disable patterns for SSE math.
16694 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16695 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16696 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16697 disable patterns for SSE math.
16699 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16701 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16703 2007-01-18 Roger Sayle <roger@eyesopen.com>
16705 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16706 VIEW_CONVERT_EXPR to the same type as it's operand.
16708 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16710 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16711 configured for long double 128.
16713 2007-01-18 Mike Stump <mrs@apple.com>
16715 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16718 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16720 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16723 2007-01-18 Jan Hubicka <jh@suse.cz>
16725 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16726 greater than NUM_VOP_FREE_BUCKETS.
16728 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16730 * tree-ssa-structalias.c: Update comments.
16731 (ptabitmap_obstack): Removed.
16732 (pta_obstack): New.
16733 (oldpta_obstack): Ditto.
16734 (stats): Add a few members.
16735 (struct variable_info): Remove node, complex, address_taken, and
16736 indirect_target members. Add oldsolution member.
16737 (new_var_info): Do not initialize removed members.
16738 (constraint_expr_type): Remove INCLUDES.
16739 (constraint_graph): Add size, implicit_preds, rep,
16740 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16741 (FIRST_REF_NODE): New macro.
16742 (LAST_REF_NODE): Ditto.
16743 (FIRST_ADDR_NODE): Ditto.
16744 (find): New function.
16746 (dump_constraint): Do not handle INCLUDES.
16747 (insert_into_complex): Do not insert duplicate constraints.
16748 (condense_varmap_nodes): Renamed and rewritten into ...
16749 (merge_node_constraints): This. Also fix bug in handling of
16750 offseted copy constraints.
16751 (clear_edges_for_node): No longer need to deal with preds at all,
16752 or removing associated preds/succs.
16753 (merge_graph_nodes): Deal with indirect_cycles.
16754 Don't deal with predecessors.
16755 (add_implicit_graph_edge): New function.
16756 (add_pred_graph_edge): Ditto.
16757 (add_graph_edge): Don't deal with predecessors.
16758 (build_constraint_graph): Removed.
16759 (build_pred_graph): New function.
16760 (build_succ_graph): Ditto.
16761 (struct scc_info): Removed in_component. Added roots, dfs, and
16762 node_mapping. Remove visited_index, unification_queue.
16763 (scc_visit): Deal with union-find we do now.
16764 Deal with cycles with REF nodes.
16765 (collapse_nodes): Renamed and rewritten to ...
16766 (unify_nodes): This.
16767 (process_unification_queue): Removed.
16768 (topo_visit): Cleanup
16769 (do_da_constraint): Use find.
16770 (do_sd_constraint): Ditto.
16771 (do_ds_constraint): Ditto.
16772 (do_complex_constraint): Ditto.
16773 (init_scc_info): Update for removed and added members.
16774 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16775 (find_indirect_cycles): This.
16776 (equivalence_class): New variable.
16777 (label_visit): New function.
16778 (perform_variable_substitution): Rewritten.
16779 (free_var_substitution_info): New function.
16780 (find_equivalent_node): Ditto.
16781 (move_complex_constraints): Ditto.
16782 (eliminate_indirect_cycles): Ditto.
16783 (solve_graph): Only propagate changed bits.
16784 Use indirect cycle elimination.
16786 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16787 (tree_id_eq): Renamed to ...
16788 (tree_vi_eq): This. Update for member change
16789 (insert_id_for_tree): Renamed and rewritten to ...
16790 (insert_vi_for_tree): This.
16791 (lookup_id_for_tree): Renamed and rewritten to ...
16792 (lookup_vi_for_tree): This.
16793 (get_id_for_tree): Renamed and rewritten to ...
16794 (get_vi_for_tree): Ditto.
16795 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16796 (process_constraint): Don't handle INCLUDES.
16797 Remove special ADDRESSOF case.
16798 (find_func_aliases): Rewrite to use vi functions instead of id
16800 (create_function_info_for): Ditto.
16801 (create_variable_info_for): Ditto.
16802 (intra_create_variable_infos): Ditto.
16803 (merge_smts_into): Ditto.
16804 (find_what_p_points_to): Ditto.
16805 (init_base_vars): Ditto.
16806 (init_alias_vars): Ditto.
16807 (remove_preds_and_fake_succs): New function.
16808 (dump_sa_points_to_info): Dump new stats.
16809 (dump_solution_for_var): Use find.
16810 (set_used_smts): Fix formatting.
16811 (compute_points_to_sets): Updated for new functions.
16812 (ipa_pta_execute): Ditto.
16814 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16815 Richard Sandiford <richard@codesourcery.com>
16817 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16819 * calls.c (expand_call): If the return value is a PARALLEL,
16820 extract its first member.
16821 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16822 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16823 use FUNCTION_EXTRA_EPILOGUE.
16824 (m68k_function_value): Return a PARALLEL if the return value
16825 is of a pointer type.
16826 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16827 (FUNCTION_EXTRA_EPILOGUE): Remove.
16828 * config/m68k/m68k.md (D0_REG): New constant.
16830 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16832 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16833 output a NOP for empty epilogues.
16835 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16837 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16838 before function. Extend register save check to include all
16839 registers, not just integer ones.
16841 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16843 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16844 (m68k_use_return_insn): ...this.
16845 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16846 * config/m68k/m68k.c (use_return_insn): Rename to...
16847 (m68k_use_return_insn): ...this.
16848 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16849 of USE_RETURN_INSN.
16851 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16853 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16854 nearest even, fix denormal rounding overflow.
16856 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16858 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16859 f%$smove and f%$move.
16860 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16861 (extendsfdf2_cf): Use fdmove instead of f%&move.
16862 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16863 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16865 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16867 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16870 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16872 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16873 (coldfire_single_format): Declare.
16874 (coldfire_double_format): Likewise.
16875 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16876 of qnan_msb_set to determine the lower bits of a canonical
16878 (encode_ieee_double): Likewise.
16879 (encode_ieee_quad): Likewise.
16880 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16881 (mips_single_format): Likewise.
16882 (ieee_double_format): Likewise.
16883 (mips_double_format): Likewise.
16884 (ieee_extended_motorola_format): Likewise.
16885 (ieee_extended_intel_96_format): Likewise.
16886 (ieee_extended_intel_128_format): Likewise.
16887 (ieee_extended_intel_96_round_53_format): Likewise.
16888 (ibm_extended_format): Likewise.
16889 (mips_extended_format): Likewise.
16890 (ieee_quad_format): Likewise.
16891 (mips_quad_format): Likewise.
16892 (vax_f_format): Likewise.
16893 (vax_d_format): Likewise.
16894 (vax_g_format): Likewise.
16895 (i370_single_format): Likewise.
16896 (i370_double_format): Likewise.
16897 (decimal_single_format): Likewise.
16898 (decimal_double_format): Likewise.
16899 (decimal_quad_format): Likewise.
16900 (c4x_single_format): Likewise.
16901 (c4x_extended_format): Likewise.
16902 (real_internal_format): Likewise.
16903 (coldfire_single_format): New real_format.
16904 (coldfire_double_format): Likewise.
16905 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16906 canonical_nan_lsbs_set.
16907 (pdp11_d_format): Likewise.
16908 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16909 if TARGET_COLDFIRE_CPU.
16911 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16913 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16914 (output_call, m68k_legitimize_call_address): Declare.
16915 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16916 parenthesees. Add support for a 'W' constraint.
16917 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16918 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16919 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16920 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16922 (override_options): Initialize them. Do not set flag_no_function_cse
16923 for TARGET_ID_SHARED_LIBRARY.
16924 (m68k_output_pic_call): Delete.
16925 (m68k_legitimize_call_address): New function.
16926 (print_operand): Remove the %o prefix. Handle the %p prefix.
16927 (output_call): New function.
16928 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16929 target address from the GOT if symbolic jumps are not allowed.
16930 * config/m68k/m68k.md (call, general_operand): Do not set
16931 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16932 Merge separate flag_pic and !flag_pic define_insns into...
16933 (*call, *call_value): ...these new patterns. Match the address
16934 rather than the containing MEM and require it to be a call_operand.
16935 Use output_call to generate the asm template.
16936 * config/m68k/predicates.md (const_call_operand): New predicate.
16937 (call_operand): Likewise.
16939 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16941 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16942 (STACK_GROWS_DOWNWARD): Define to 1.
16943 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16944 comments, emphasizing that these values are only defaults.
16945 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16946 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16948 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16950 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16952 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16953 Richard Sandiford <richard@codesourcery.com>
16955 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16956 (FP_REGNO_P): New macros.
16957 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16958 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16959 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16960 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16962 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16964 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16965 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16967 * config/m68k/t-floatlib: New file, extracting common code from...
16968 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16969 * config/m68k/t-uclinux: Here.
16970 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16971 routines on ColdFire targets.
16973 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16975 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16976 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16977 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16978 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16979 explicitly set MOTOROLA to 1.
16980 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16982 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16983 Nathan Sidwell <nathan@codesourcery.com>
16985 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16986 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16987 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16988 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16989 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16990 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16991 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16992 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16993 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16994 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16995 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16996 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16997 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16998 (DBX_REGISTER_NUMBER): Delete.
16999 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17000 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17001 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17003 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17005 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17006 * config/flat.h: New file.
17007 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17008 OBJECT_FORMAT_FLAT.
17009 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17010 indirect references for -msep-data or -mid-shared-library.
17011 Do not use PC-relative code addresses either.
17012 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17014 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17015 for shared libraries and crt1.o for executables. Use crti.o and
17017 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17018 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17019 Do not add -elf2flt or -shared-lib-id options here.
17020 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17021 Pass -shared-lib-id if -mid-shared-library, taking the library
17022 identifier from -mshared-library-id if given, otherwise
17024 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17025 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17026 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17027 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17028 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17029 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17031 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17032 jump sequence for ISA A and ISA A+.
17033 (PICJUMP): Likewise.
17035 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17037 * config.gcc (m68k-*-uclinux*): Base the port on the common
17038 and m68k GNU/Linux files rather than on the generic ELF ones.
17039 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17040 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17042 2007-01-18 Julian Brown <julian@codesourcery.com>
17043 Richard Sandiford <richard@codesourcery.com>
17045 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17046 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17047 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17049 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17050 80 unconditionally.
17051 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17053 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17055 * doc/install.texi: Document m68k-uclinuxoldabi.
17056 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17057 * config/m68k/uclinux-oldabi.h: New file, copied from
17058 config/m68k/uclinux.h.
17060 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17062 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17063 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17064 (m32r_compute_frame_size): Use unsigned for regno.
17065 (m32r_reload_lr): Use gen_frame_mem.
17067 (m32r_output_function_epilogue): Don't output the function epilogue
17069 (m32r_expand_epilogue): New.
17070 (direct_return): Return false if the function has the interrupt
17072 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17073 * config/m32r/m32r.md (epilogue): New expander.
17074 (return_lr, return_rte): New insns.
17075 (return): Make it expander.
17076 (return_normal): New expander.
17078 2007-01-18 Josh Conner <jconner@apple.com>
17081 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17082 support for UNLE, UNLT, UNGE, and UNGT.
17084 2007-01-18 Jan Hubicka <jh@suse.cz>
17086 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17087 * tree-tailcall (add_virtual_phis): Likewise.
17088 (optimize_tail_call): Return TODOs.
17089 (execute_tail_calls): Return TODOs.
17090 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17091 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17093 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17094 Cleanup cfg using TODO.
17095 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17096 * passes.c (execute_function_todo): When cleanup did something, remove
17098 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17099 (make_edges): Don't cleanup_cfg.
17101 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17103 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17104 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17105 operate on the top of stack.
17106 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17107 register handling of instructions that output to the second
17109 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17110 (move_for_stack_reg): Special-case check for dead destination
17111 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17113 * config/i386/i386.md (UNSPEC_TAN): New constant.
17114 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17115 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17116 to correctly model move of constant 1.0 to top stack slot.
17117 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17118 (unnamed peephole2 pattern): Remove corresponding peephole2
17119 pattern that optimizes tan insn and loading of constant 1.0.
17120 (tanxf2): Use fptanxf4_i387.
17121 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17122 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17123 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17124 disable patterns for SSE math.
17125 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17126 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17128 2007-01-18 Dirk Mueller <dmueller@suse.de>
17129 Richard Guenther <rguenther@suse.de>
17132 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17133 * common.opt (Warray-bounds): Add new warning option.
17134 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17136 * Makefile.in: make tree-vrp.o depend on toplev.h
17137 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17139 (check_array_refs, check_array_bounds, check_array_ref): New.
17141 2007-01-18 Jan Hubicka <jh@suse.cz>
17143 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17144 (execute_ssa_ccp): Return flags conditionally.
17145 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17147 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17149 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17151 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17152 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17154 * Makefile.c (GTFILES): Add cfglayout.h.
17155 * gengtype.c (open_base_files): Likewise.
17156 * cfglayout.c (cfg_layout_function_footer,
17157 cfg_layout_function_header) Reindent to make gengtype happy.
17158 * cfglayout.h (cfg_layout_function_footer,
17159 cfg_layout_function_header): Add GTY(()) marker.
17161 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17163 2007-01-18 Ben Elliston <bje@au.ibm.com>
17165 * genautomata.c (write_automata): Include xstrerror output in the
17166 error message if writing the DFA description file fails.
17168 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17170 * config/mips/mips-protos.h (mips_output_external): Make it
17172 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17173 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17174 (extern_list): Likewise.
17175 (extern_head): Likewise.
17176 (TARGET_ASM_FILE_END): Likewise.
17177 (mips_file_end): Likewise.
17178 (mips_output_external): Rewritten.
17180 2007-01-18 Ben Elliston <bje@au.ibm.com>
17182 * genpreds.c (write_insn_preds_c): Only write out the function
17183 body for regclass_for_constraint if we have register constraints.
17185 2007-01-17 Tom Tromey <tromey@redhat.com>
17187 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17188 * doc/install.texi (Testing): Use sourceware.org.
17189 (Binaries): Likewise.
17190 (Specific): Likewise.
17191 * doc/contrib.texi (Contributors): Use sourceware.org.
17193 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17195 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17196 (AVR_ENHANCED): Rename to ...
17197 (AVR_HAVE_MUL): ... new.
17198 (avr_enhanced_p): Rename to ...
17199 (avr_have_mul_p): ... new.
17200 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17201 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17202 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17203 (avr_have_mul_p): ... new.
17204 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17205 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17206 'avr_enhanced_p' and 'enhanced'.
17207 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17208 AVR_HAVE_MUL instead of AVR_ENHANCED.
17209 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17210 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17211 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17212 instead of AVR_ENHANCED.
17213 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17214 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17215 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17217 2007-01-17 Ian Lance Taylor <iant@google.com>
17219 * vec.h (VEC_reserve_exact): Define.
17220 (vec_gc_p_reserve_exact): Declare.
17221 (vec_gc_o_reserve_exact): Declare.
17222 (vec_heap_p_reserve_exact): Declare.
17223 (vec_heap_o_reserve_exact): Declare.
17224 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17226 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17227 negative parameter.
17228 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17229 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17230 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17231 * vec.c (calculate_allocation): Add exact parameter. Change all
17233 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17234 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17235 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17236 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17237 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17238 (vec_heap_p_reserve_exact): New function.
17239 (vec_heap_o_reserve_exact): New function.
17241 2007-01-17 Jan Hubicka <jh@suse.cz>
17243 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17245 2007-01-17 Eric Christopher <echristo@apple.com>
17247 * config.gcc: Support core2 processor.
17249 2007-01-16 Jan Hubicka <jh@suse.cz>
17251 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17252 the names, just unlink the chain so we don't crash on dangling
17256 2007-01-16 Jan Hubicka <jh@suse.cz>
17258 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17259 * tree-pass.h: Reorder to make IPA passes appear toegher.
17260 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17262 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17263 parameters, do not call early inliner.
17264 * ipa-inline.c: Update comments. Include tree-flow.h
17265 (cgraph_decide_inlining): Do not compute inlining parameters.
17266 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17267 be called with function context set up.
17268 (pass_ipa_inline): Remove unreachable functions before pass.
17269 (cgraph_early_inlining): Simplify assuming to be called from the
17271 (pass_early_inline): New pass.
17272 (cgraph_gate_ipa_early_inlining): New gate.
17273 (pass_ipa_early_inline): Turn into simple wrapper.
17274 (compute_inline_parameters): New function.
17275 (gate_inline_passes): New gate.
17276 (pass_inline_parameters): New pass.
17277 (apply_inline): Move here from tree-optimize.c
17278 (pass_apply_inline): New pass.
17279 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17281 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17282 doing them by hand.
17283 (tree_function_versioning): Do not allocate dummy struct function.
17284 * tree-inline.h (optimize_inline_calls): Update prototype.
17285 * tree-optimize.c (execute_fixup_cfg): Export.
17286 (pass_fixup_cfg): Remove
17287 (tree_rest_of_compilation): Do not apply inlines.
17288 * tree-flow.h (execute_fixup_cfg): Declare.
17289 * Makefile.in (gt-passes.c): New.
17290 * passes.c: Include gt-passes.h
17291 (init_optimization_passes): New passes.
17292 (nnodes, order): New static vars.
17293 (do_per_function_toporder): New function.
17294 (execute_one_pass): Dump current pass here.
17295 (execute_ipa_pass_list): Don't dump current pass here.
17297 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17299 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17300 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17302 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17304 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17305 (strong_alias): Define.
17306 (__gcc_qmul): Provide non-FMA for soft-float.
17307 (__gcc_qdiv): Same.
17312 (__gcc_qunord): New.
17322 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17323 soft-float functions.
17324 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17325 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17326 about long double soft float.
17328 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17329 Tehila Meyzels <tehila@il.ibm.com>
17331 * tree-vectorizer.h (is_pattern_stmt_p): New.
17332 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17333 formatting (tabs instead of spaces). Cleanup and clarify setting
17334 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17335 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17336 (vectorizable_type_demotion): Check that types are integral.
17337 (vectorizable_type_promotion): Likewise.
17338 (vectorizable_store): Fix typo. Eliminate new-line at end of
17341 2007-01-16 Jan Hubicka <jh@suse.cz>
17343 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17346 2007-01-15 Eric Christopher <echristo@apple.com>
17348 * ifcvt.c: Include vec.h, vecprim.h.
17349 (check_cond_move_block): New argument regs.
17350 Reorganize. Add registers used to regs.
17351 (cond_move_process_if_block): Use regs set above as
17354 2007-01-15 Eric Christopher <echristo@apple.com>
17356 * config/darwin.h: Update copyright.
17357 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17358 (LINK_COMMAND_SPEC): Add -u.
17359 (LINK_SPEC): Fix umbrella for above.
17361 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17363 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17366 2007-01-15 Tom Tromey <tromey@redhat.com>
17368 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17369 * doc/install.texi (Testing): Don't mention jacks.
17370 (Configuration): Document --enable-java-maintainer-mode. Move
17371 --with-java-home to libgcj-specific section. Document
17373 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17375 2007-01-15 Jan Hubicka <jh@suse.cz>
17377 * tree-ssa-dce.c (DCE_TODOs): New.
17378 (propagate_necessity): Return if something changed.
17379 (eliminate_unnecessary_stmts): Likewise.
17380 (perform_tree_ssa_dce): Return TODO flags when needed.
17381 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17383 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17385 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17386 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17387 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17388 patterns using X87MODEF12 mode macro. Extend operand 1
17389 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17390 (log10<mode>2): Ditto.
17391 (log2<mode>2): Ditto.
17392 (log1p<mode>2): Ditto.
17393 (logb<mode>2): Ditto.
17394 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17395 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17396 (*fxtractxf3_i387): Rename from *fxtractxf3.
17397 (fxtract_extend<mode>xf3_i387): New insn pattern.
17398 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17399 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17400 and gen_fyl2xxf3_i387().
17402 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17404 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17405 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17406 get_loop_exit_edges. Changed return type to bool.
17407 * cfgloop.h (fix_loop_placement): Declaration removed.
17409 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17411 * param.h (MIN_VECT_LOOP_BOUND): New.
17412 * params.def (MIN_VECT_LOOP_BOUND): New.
17413 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17414 argument - minimum threshold for number of iterations.
17415 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17416 argument to declaration.
17417 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17418 MIN_VECT_LOOP_BOUND.
17419 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17420 slpeel_tree_peel_loop_to_edge with additional argument.
17421 (vect_do_peeling_for_alignment): Likewise.
17422 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17424 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17427 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17428 operands of size 1.
17430 2007-01-14 Jan Hubicka <jh@suse.cz>
17432 * tree-dfa.c (remove_referenced_var): New function.
17433 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17434 prune referenced vars list too.
17435 * tree-flow.h (remove_referenced_var): Declare.
17437 2007-01-14 Jan Hubicka <jh@suse.cz>
17439 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17441 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17442 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17443 * except.h (verify_eh_throw_table_statements): Kill prototype.
17444 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17445 into call exrepssions.
17446 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17448 * tree-cfg.c: Include pointer-set.h.
17449 (verify_node_sharing): Work on pointer set.
17450 (verify_eh_throw_stmt_node): New.
17451 (verify_stmts): Use pointers sets, verify throw_stmt.
17453 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17455 * ipa-reference.c (analyze_function): Consider also addresses taken
17458 2007-01-12 Roger Sayle <roger@eyesopen.com>
17460 * c-typeck.c (null_pointer_constant_p): Replace use of
17461 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17462 (build_c_cast): Likewise.
17464 2007-01-12 Roger Sayle <roger@eyesopen.com>
17466 * tree.h (force_fit_type_double): Remove unused final argument.
17467 * c-common.c (constant_expression_warning): Replace use of
17468 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17469 (convert_and_check): Likewise.
17470 (shorten_compare): Update call to force_fit_type_double.
17471 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17472 * convert.c (convert_to_pointer): Update call to
17473 force_fit_type_double.
17474 * fold-const.c (force_fit_type_double): Remove overflowed_const
17476 (int_const_binop, fold_convert_const_int_from_int,
17477 fold_convert_const_int_from_real, fold_div_compare,
17478 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17479 fold_abs_const, fold_not_const): Remove the final argument from
17480 calls to force_fit_type_double.
17482 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17484 * configure.ac: Set insn to "nop" for spu-*-* also.
17485 * configure: Regenerate.
17487 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17489 * builtins.def : Add BUILT_IN_FREE.
17491 2007-01-12 Jan Hubicka <jh@suse.cz>
17493 PR tree-optimization/30443
17494 * tree-inline.c (tree_function_versioning): Do not optimize when
17495 cloning for inlining.
17497 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17499 * doc/loop.texi: Document recording of loop exits.
17500 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17501 (update_single_exits_after_duplication,
17502 update_single_exit_for_duplicated_loop,
17503 update_single_exit_for_duplicated_loops): Removed.
17504 (duplicate_loop_to_header_edge): Do not call
17505 update_single_exits_after_duplication and
17506 update_single_exit_for_duplicated_loops.
17507 (loop_version): Do not update single_exit information.
17508 (fix_loop_structure): Use record_loop_exits instead of
17509 mark_single_exit_loops.
17510 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17511 the lists of loop exits.
17512 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17513 split_edge, merge_blocks): Update the lists of loop exits.
17514 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17515 loop_optimizer_init.
17516 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17517 of mark_single_exit_loops.
17518 (loop_optimizer_finalize): Call release_recorded_exits.
17519 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17520 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17521 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17522 update single exit information.
17523 * lambda-code.c (perfect_nestify): Ditto.
17524 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17525 (mark_single_exit_loops): Removed.
17526 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17527 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17528 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17530 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17531 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17532 (verify_loop_structure): Verify consistency of the exit lists.
17533 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17534 (set_single_exit): Removed.
17535 * cfgloop.h (struct loop_exit): New function.
17536 (struct loop): single_exit_ field replaced by exits field.
17537 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17538 LOOPS_HAVE_RECORDED_EXITS.
17539 (struct loops): Added exits hash.
17540 (mark_single_exit_loops, set_single_exit): Declaration removed.
17541 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17543 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17545 * doc/invoke.texi: Avoid use of @headitem.
17547 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17549 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17551 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17553 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17556 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17557 Richard Sandiford <richard@codesourcery.com>
17559 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17560 * config/m68k/m68k.opt: Resort options.
17561 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17563 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17564 Richard Sandiford <richard@codesourcery.com>
17566 * doc/invoke.texi: Document the macros that are defined by
17567 m68k's -mtune and -mhard-float options.
17568 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17569 (m68k_cpp_cpu_family): Likewise.
17570 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17571 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17572 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17573 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17574 (m68k_cpp_cpu_family): Likewise.
17576 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17578 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17579 macros besides mc68000 as tuning macros. Use a switch statement
17580 to set them and mcpu32.
17582 2007-01-12 Julian Brown <julian@codesourcery.com>
17584 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17585 (TARGET_68040_ONLY): Rename to...
17586 (TARGET_68040): ...this.
17587 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17588 * config/m68k/m68k.md: Likewise.
17590 2007-01-12 Julian Brown <julian@codesourcery.com>
17591 Nathan Sidwell <nathan@codesourcery.com>
17592 Richard Sandiford <richard@codesourcery.com>
17594 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17595 the -mcpu= argument associated with the --with-cpu setting.
17596 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17597 if different from the one implied by the -mcpu setting.
17598 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17599 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17600 * doc/invoke.texi: Mention ColdFire in the introduction to the
17601 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17602 -mno-div and -mhard-float options. Make -m68881 a synonym for
17603 -mhard-float. Document the previously-undocumented -m5206e,
17604 -m528x, -m5307 and -m5407 options. Tweak the existing option
17605 documentation for consistency.
17606 * doc/install.texi: Mention new --with-cpu arguments.
17607 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17608 default CPU if neither -mcpu nor -march are specified.
17609 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17610 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17611 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17612 using m68k_tune to decide between families that implement the
17613 same ISA. Use m68k_tune to set __mcfv4e__.
17614 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17615 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17616 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17617 (FL_ISA_C, FL_ISA_MMU): New macros.
17618 (MASK_COLDFIRE): Delete.
17619 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17620 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17621 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17622 (TARGET_HARD_FLOAT): Do not define here.
17623 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17624 (TUNE_68000): New macro.
17625 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17626 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17627 (TUNE_CFV2): Redefine in terms of m68k_tune.
17628 (uarch_type, target_device, fpu_type): New enums.
17629 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17630 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17631 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17632 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17633 (FL_FOR_isa_c): New macros.
17634 (m68k_isa): New enum.
17635 (m68k_target_selection): New structure.
17636 (all_devices, all_isas, all_microarchs): New tables.
17637 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17638 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17639 (MASK_ALL_CPU_BITS): Delete.
17640 (m68k_find_selection): New function.
17641 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17642 Map the legacy target options to a combination of the new ones.
17643 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17644 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17645 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17647 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17648 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17650 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17651 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17652 * config/m68k/m68k-devices.def: New file.
17654 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17655 Nathan Sidwell <nathan@codesourcery.com>
17657 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17658 (SUBTARGET_EXTRA_SPECS): New macros.
17659 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17660 use %(asm_cpu_spec) instead.
17661 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17662 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17663 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17664 (EXTRA_SPECS): Rename to...
17665 (SUBTARGET_EXTRA_SPECS): ...this.
17667 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17668 Richard Sandiford <richard@codesourcery.com>
17669 Julian Brown <julian@codesourcery.com>
17671 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17672 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17673 to the configuration's default CPU.
17674 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17675 Remove default masks.
17676 (m680[012]0-*-*): Set the default with_cpu to the first part of
17678 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17679 (m68k*-*-linux): Extend the --with-cpu handling to...
17680 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17681 and m68010. Don't set target_cpu_default2.
17682 * doc/install.texi: Document --with-cpu for m68k.
17683 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17684 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17685 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17686 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17687 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17688 (ASM_SPEC): Remove use of %(asm_cpu_default).
17689 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17690 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17691 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17692 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17693 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17694 (TARGET_DEFAULT): Delete.
17695 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17696 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17697 (CPP_CPU_SPEC): Delete.
17698 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17699 the appropriate string.
17700 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17701 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17702 (ASM_SPEC): Don't use %(asm_default_spec).
17703 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17704 TARGET_DEFAULT and add MASK_68881.
17705 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17707 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17709 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17710 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17711 MASK_68010 alongside MASK_68020.
17712 * doc/invoke.texi: Document -m68010.
17713 * config/m68k/m68k.opt (m68010): New.
17714 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17716 (TUNE_68010): New macro.
17717 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17718 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17719 (M68K_CPU_m68332): Add MASK_68010.
17720 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17721 fallback definition.
17722 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17724 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17725 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17726 to all entries that use MASK_68020.
17727 (output_move_simode_const, output_move_himode, output_move_qimode)
17728 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17729 instead of TARGET_68020 to select clr behavior. Remove comment
17730 about there being no TARGET_68010.
17731 * config/m68k/m68k.md: Likewise throughout.
17733 2007-01-12 Julian Brown <julian@codesourcery.com>
17735 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17736 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17737 * config/m68k/m68k.md: Likewise.
17739 2007-01-12 Julian Brown <julian@codesourcery.com>
17741 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17742 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17744 2007-01-12 Julian Brown <julian@codesourcery.com>
17746 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17747 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17748 * config/m68k/m68k.md: Likewise.
17750 2007-01-12 Julian Brown <julian@codesourcery.com>
17751 Richard Sandiford <richard@codesourcery.com>
17753 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17754 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17755 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17757 (TARGET_CPU32): Rename to...
17758 (TUNE_CPU32): ...this.
17759 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17760 (TUNE_CFV2): New macros.
17761 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17762 remove conditions that are implied by TARGET_68020.
17763 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17764 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17765 (m68k_output_function_epilogue): Likewise.
17766 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17767 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17768 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17769 non-68000 timings. Refactor multiplication and division costs.
17770 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17771 TUNE_CPU32 instead of TARGET_CPU32.
17772 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17773 and TUNE_68060 instead of TARGET_68060.
17774 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17775 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17777 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17778 && !TARGET_COLDFIRE" to choose between moveq and clr.
17779 Likewise in the unnamed movsf pattern.
17780 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17781 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17784 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17786 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17787 of tabbing before backslashes.
17789 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17791 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17792 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17793 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17795 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17797 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17798 find_interesting_uses_cond.
17799 (find_interesting_uses_cond): Use extract_cond_operands.
17800 (rewrite_use_compare): Use extract_cond_operands and
17801 force_gimple_operand_bsi. Do not call update_stmt.
17802 (determine_use_iv_cost_condition): Use extract_cond_operands.
17803 Return cheaper of using original bound and changing the exit bound.
17805 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17807 PR tree-optimization/29516
17808 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17809 most_expensive_mult_to_index, addr_to_parts,
17810 create_mem_ref, maybe_fold_tmr): Make the type of
17811 fields of TARGET_MEM_REF sizetype.
17812 (move_fixed_address_to_symbol, move_pointer_to_base):
17814 * tree.def (TARGET_MEM_REF): Add comment on types of
17817 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17819 * c-common.c (vector_types_convertible_p): Treat opaque types as
17820 always convertible if they have the same size, but not otherwise.
17822 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17824 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17825 Remove the b_unconditional field.
17826 (noce_try_sign_mask): Do not look at b_unconditional.
17827 (noce_process_if_block): Do not use merge_if_blocks. Update
17828 the CFG here. Do not set b_unconditional.
17829 (cond_move_process_if_block): Likewise.
17830 (find_cond_trap): Likewise.
17831 (check_cond_move_block): Require simple jump insns at the end
17832 of the basic block.
17834 2007-01-11 Jan Hubicka <jh@suse.cz>
17836 PR tree-optimization/1046
17837 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17838 when alias info is not ready.
17839 (pass_tail_recursion): Do not require aliasing.
17840 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17841 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17842 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17843 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17844 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17845 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17846 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17848 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17849 When aliasing is not build, mark statement as volatile.
17851 2007-01-11 Tom Tromey <tromey@redhat.com>
17853 PR preprocessor/15185, PR preprocessor/20989:
17854 * doc/cppopts.texi <-MT>: Update description of algorithm for
17855 computing default target.
17856 <-M, -MD>: Reword "basename" text.
17858 2007-01-11 Roger Sayle <roger@eyesopen.com>
17860 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17861 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17862 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17863 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17864 fold_builtin_bswap, real_constp, fold_builtin_pow,
17865 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17866 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17867 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17868 * convert.c (convert_to_pointer): Likewise.
17869 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17870 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17871 const_binop, fold_convert_const_int_from_int,
17872 fold_convert_const_int_from_real,
17873 fold_convert_const_real_from_real, sign_bit_p,
17874 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17875 fold_sign_changed_comparison, fold_unary, fold_comparison,
17876 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17877 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17878 * print-tree.c (print_node_brief, print_node): Likewise.
17879 * stor-layout.c (place_field, layout_type): Likewise.
17880 * tree-chrec.c (keep_cast): Likewise.
17881 * tree.c (build_vector, build_real, build_real_from_int_cst,
17882 build_complex): Likewise.
17884 2007-01-11 Roger Sayle <roger@eyesopen.com>
17886 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17887 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17889 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17891 * configure.ac (strict1_warn): Rename to strict_warn.
17892 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17893 cc_set_by_configure, quoted_cc_set_by_configure,
17894 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17895 all_boot_languages, all_stagestuff): Remove.
17896 (target_list): Remove bootstrap targets.
17897 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17898 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17899 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17900 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17901 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17902 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17903 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17904 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17905 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17906 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17907 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17908 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17909 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17910 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17911 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17912 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17913 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17914 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17915 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17916 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17917 (mostlyclean): Adjust.
17918 (clean, distclean): Don't mention bootstrap stuff.
17919 * configure: Regenerate.
17920 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17921 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17922 treelang/config-lang.in (stagestuff): Remove.
17923 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17924 stageprofile, stagefeedback, stagestuff): Remove mention.
17926 2007-01-11 Nick Clifton <nickc@redhat.com>
17928 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17930 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17931 (mcore_arith_K_S_operand): Run the test for the S constraint not
17932 the test for the M constraint.
17933 (mcore_addsub_operand): Do not accept integer values that are
17934 larger than 32 bits.
17935 * config/mcore/mcore.md: Remove unused constraints from split.
17936 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17937 (addsi3): Likewise.
17938 (allocate_stack): Likewise.
17939 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17940 operands to 32 bits.
17941 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17943 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17944 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17945 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17946 mcore_output_bclri, mcore_output_andn, output_inline_const,
17947 mcore_output_move, mcore_output_movedouble): Likewise.
17948 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17949 (output_inline_const): Likewise.
17950 (output_inline_const): Fix format strings used in sprintf
17952 * config/mcore/mcore-protos.h: Update prototypes for changed
17953 functions in mcore.c.
17954 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17955 HOST_WIDE_INT and not int.
17956 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17957 CONST_OK_FOR_N): Likewise.
17958 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17959 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17962 2007-01-10 Jan Hubicka <jh@suse.cz>
17964 * tree-vrp.c (remove_range_assertions): Release defs.
17965 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17966 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17968 2007-01-10 Paul Brook <paul@codesourcery.com>
17970 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17971 * config/arm/arm.md (mulsi3subsi): New insn.
17973 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17975 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17976 (tree_transform_and_unroll_loop): New.
17977 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17980 2007-01-10 Robert Kennedy <jimbob@google.com>
17982 * fold-const.c (fold_comparison): Fold comparisons like (x *
17983 1000 < 0) to (x < 0).
17985 2007-01-10 Ian Lance Taylor <iant@google.com>
17987 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17988 operands have the same priority.
17990 2007-01-10 Tom Tromey <tromey@redhat.com>
17992 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17993 (fold_binary): Likewise.
17994 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17995 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17996 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17997 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17998 * langhooks.h (struct lang_hooks): Removed field
17999 'can_use_bit_fields_p'.
18001 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18003 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18005 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18007 * function.c (get_last_funcdef_no): New function.
18008 * function.h (get_last_funcdef_no): Declare.
18009 * tree-inline.c (initialize_cfun): Add initialization.
18010 (tree_function_versioning): Cleanup.
18012 2007-01-10 Jan Hubicka <jh@suse.cz>
18014 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18017 2007-01-10 Sa Liu <saliu@de.ibm.com>
18018 Ben Elliston <bje@au.ibm.com>
18020 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18021 for SAVE_NONLOCAL and Pmode for any other save level.
18022 * spu-protos.h (spu_restore_stack_block): Declare.
18023 * spu.md (save_stack_block): Remove.
18024 (restore_stack_block): Call spu_restore_stack_block.
18025 * spu.c (spu_restore_stack_block): New function.
18026 (spu_expand_epilogue): Remove old comment.
18028 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18030 PR tree-optimization/30322
18031 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18032 (cand_value_at): Return the value as aff_tree.
18033 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18034 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18035 aff_combination_mult): New functions.
18036 (aff_combination_add): Use aff_combination_add_cst.
18037 (aff_combination_convert): Allow conversions to a wider type.
18038 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18039 * tree-affine.h (aff_combination_mult): Declare.
18041 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18043 * doc/tm.texi: Update documentation to reflect reality of exec
18044 and start file search behaviours. Update copyright year.
18045 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18046 header file directories.
18048 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18050 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18051 (*cosxf2): Rename to cosxf2_i387.
18052 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18053 using X87MODEF12 mode macro. Rename patterns to
18054 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18056 (*cosdf2, *cossf2): Ditto.
18057 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18058 to match extended input operands.
18059 (sincos<mode>3): New expander.
18060 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18061 insn patterns and corresponding splitters.
18063 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18065 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18066 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18068 2007-01-09 Nicolas Pitre <nico@cam.org>
18071 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18073 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18075 * target.h (struct gcc_target): New field library_rtti_comdat.
18076 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18077 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18078 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18079 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18081 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18083 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18085 2007-01-08 Richard Guenther <rguenther@suse.de>
18087 * tree.h (force_fit_type_double): Export.
18088 (force_fit_type): Remove.
18089 * fold-const.c (force_fit_type_double): New function.
18090 (force_fit_type): Remove.
18091 (int_const_binop): Use it.
18092 (fold_convert_const_int_from_int): Likewise.
18093 (fold_convert_const_int_from_real): Likewise.
18094 (fold_div_compare): Likewise.
18095 (fold_sign_changed_comparison): Likewise.
18096 (fold_unary): Likewise.
18097 (fold_negate_const): Likewise.
18098 (fold_abs_const): Likewise.
18099 (fold_not_const): Likewise.
18100 * c-common.c (shorten_compare): Use force_fit_type_double.
18101 * convert.c (convert_to_pointer): Likewise.
18103 2007-01-08 Richard Guenther <rguenther@suse.de>
18105 * tree.h (build_int_cst_wide_type): Export.
18106 * tree.c (build_int_cst_wide_type): New function.
18107 (build_int_cst_wide): Fix comment.
18108 * builtins.c (fold_builtin_object_size): Use build_int_cst
18109 to build -1 or 0 of the correct type. Use fit_double_type
18110 to check for overflow.
18111 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18113 (decode_field_reference): Likewise.
18114 (all_ones_mask_p): Likewise.
18115 (native_interpret_int): Use build_int_cst_wide_type.
18116 (fold_binary): Use build_int_cst_type to build an all-ones
18118 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18120 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18122 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18124 2007-01-09 Ben Elliston <bje@au.ibm.com>
18126 * genautomata.c (STATS_OPTION): New option.
18127 (stats_flag): New flag.
18128 (gen_automata_option): Handle it.
18129 (initiate_automaton_gen): Ditto.
18130 (write_automata): Output statistics only if stats_flag is
18131 set. Likewise, output time statistics only if time_flag is set.
18132 * doc/md.texi (Processor pipeline description): Document new flag.
18134 2007-01-08 Richard Guenther <rguenther@suse.de>
18136 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18137 * tree.c (build_int_cst_type): Likewise.
18138 (size_in_bytes): Don't call force_fit_type on the result.
18139 (int_fits_type_p): Use fit_double_type.
18140 * fold-const.c (fit_double_type): New function.
18141 (force_fit_type): Use it.
18142 * tree.h (fit_double_type): Export.
18144 2007-01-08 Jan Hubicka <jh@suse.cz>
18146 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18147 * ipa.c (function_and_variable_visibility): Fix return type.
18149 2007-01-08 Richard Guenther <rguenther@suse.de>
18151 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18152 of offset to build the index.
18153 * tree-pretty-print.c (dump_generic_node): Don't build negated
18154 const just for printing.
18155 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18156 * builtins.c (fold_builtin_int_roundingfn): Check if result
18157 fits the type by using force_fit_type and comparing the result.
18158 * predict.c (predict_loops): Use compare_tree_int for comparison.
18159 * tree.c (build_int_cst): Fall back to integer_type_node for
18161 (build_int_cst_wide): Assert type is non-null.
18163 2007-01-08 Roberto Costa <roberto.costa@st.com>
18165 * tree-vrp.c (extract_range_from_cond_expr): New.
18166 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18167 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18169 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18170 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18171 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18172 used as expressions.
18173 * tree-object-size.c (cond_expr_object_size): New.
18174 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18176 2007-01-08 Jan Hubicka <jh@suse.cz>
18178 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18179 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18182 2007-01-08 Richard Guenther <rguenther@suse.de>
18184 PR tree-optimization/23603
18185 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18186 (extract_range_from_binary): Fall back to truthvalue instead of
18187 varying for TRUTH_*_EXPR.
18188 (extract_range_from_comparison): Fall back to truthvalue instead of
18190 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18191 if all visited PHI values were constant.
18193 2007-01-08 Jan Hubicka <jh@suse.cz>
18195 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18196 (cgraph_analyze_function): break out from ...
18197 (cgraph_finalize_compilation_unit): ... here.
18198 (cgraph_expand_function): Remove forgoten commented out line.
18199 (cgraph_optimize): Analyze functions.
18201 2007-01-08 Jan Hubicka <jh@suse.cz>
18203 * tree-pas.h (TODO_remove_function): New flag.
18204 (TODO_update*): Renumber.
18205 (pass_ipa_increase_alignment,
18206 pass_ipa_function_and_variable_visibility): New passes.
18207 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18208 (cgraph_function_and_variable_visibility): Move to ipa.c
18209 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18210 cgraph_increase_alignment.
18211 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18212 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18213 calling tree-inline.
18214 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18215 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18216 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18217 (gate_increase_alignment): New function.
18218 (pass_ipa_increase_alignment): New pass.
18219 * ipa.c: Inline tree-pass.h and timevar.h
18220 (function_and_variable_visibility): Move here from cgraphunit.c
18221 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18222 * passes.c (init_optimization_passes): Add the two new passes.
18223 (execute_todo): Handle cgraph_remove_functions.
18225 2007-01-08 Nick Clifton <nickc@redhat.com>
18227 * config/frv/predicates.md (reg_or_0_operand): Accept
18230 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18232 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18233 * config.gcc: Add bfin*-rtems*.
18235 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18237 * c.opt: Add -flax-vector-conversions.
18238 * c-typeck.c (convert_for_assignment): Pass flag to
18239 vector_types_convertible_p to allow emission of note.
18240 (digest_init): Likewise.
18241 * c-opts.c: Handle -flax-vector-conversions.
18242 * c-common.c (flag_lax_vector_conversions): New.
18243 (vector_types_convertible_p): Unless -flax-vector conversions
18244 has been passed, disallow conversions between vectors with
18245 differing numbers of subparts and/or element types. If such
18246 a conversion is disallowed, possibly emit a note on the first
18247 occasion only to inform the user of -flax-vector-conversions.
18248 The new last argument specifies this.
18249 * c-common.h (flag_lax_vector_conversions): New.
18250 (vector_types_convertible_p): Add extra argument.
18251 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18252 char_type_node for V*QI type vectors.
18253 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18254 Update to satisfy new typechecking rules.
18255 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18256 C and C++ variants.
18257 * doc/invoke.texi (C Dialect Options): Document
18258 -flax-vector-conversions.
18260 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18262 PR tree-optimization/29877
18263 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18264 a register variable on the RHS to not be replaceable.
18266 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18267 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18268 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18269 const_simm15, const_pow2, const_npow2): Added.
18270 * config/score/misc.md (insv, extv, extzv, movmemsi,
18271 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18272 * config/score/score.c (score_address_cost, score_select_cc_mode):
18274 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18275 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18276 Update score_print_operand.
18277 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18278 Adjust register allocate order and update some macro define.
18279 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18280 mdx_block_move_straight, mdx_block_move_loop_head,
18281 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18282 mdx_block_move_loop, mdx_block_move): Added.
18283 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18284 mdp_limm): Updated and fix some bug and typo.
18285 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18286 (movsf, movdf, doloop_end): Added.
18288 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18290 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18291 config/arm/thumb2.md: Fix comment typos.
18292 * doc/extend.texi: Fix a typo.
18294 2007-01-07 Eric Christopher <echristo@apple.com>
18296 * configure.ac: Check for __stack_chk_fail for darwin.
18297 * configure: Regenerate.
18299 2007-01-07 Richard Guenther <rguenther@suse.de>
18301 * tree-vrp.c (extract_range_from_assert): CSE calls to
18302 compare_values where possible.
18303 (extract_range_from_unary_expr): Likewise.
18305 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18307 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18308 * config/avr/avr.c (call_insn_operand): Delete function.
18309 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18310 instead of register number. Use predicates.
18311 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18312 call_insn_operand): Add.
18314 2007-01-06 Jan Hubicka <jh@suse.cz>
18316 * tree-pass.h (pass_build_cgraph_edges): Declare.
18317 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18318 (visited_nodes): Remove.
18319 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18320 build_cgrpah_edges; make visited_nodes local.
18321 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18322 (record_references_in_initializer): Move to cgraphbuild.c
18323 (initialize_inline_failed, rebuild_cgraph_edges,
18324 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18325 (verify_cgraph_node): Make visited_nodes local.
18326 (cgraph_analyze_function): Do not call cgraph_create_edges and
18327 initialize_inline_failed.
18328 (cgraph_expand_function): Do not call cgraph_lower_function;
18329 assert that function is already lowered.
18330 * Makefile.in (cgraphbuild.o): New.
18331 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18332 at the end of lowering passes.
18334 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18336 * ifcvt.c (cond_move_convert_if_block): New function, code
18337 factored out from...
18338 (cond_move_process_if_block): ...here. Call the new function
18339 on the THEN and ELSE blocks.
18340 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18341 already takes care of this.
18343 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18346 * tree.h (TREE_OVERFLOW_P): New.
18347 * c-typeck.c (parser_build_unary_op): Warn only if result
18348 overflowed and operands did not.
18349 (parser_build_binary_op): Likewise.
18350 (convert_for_assignment): Remove redundant overflow_warning.
18351 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18353 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18355 * c-typeck.c (store_init_value): Split over two lines to follow
18356 the GNU coding style.
18358 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18360 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18361 __GXX_EXPERIMENTAL_CXX0X__.
18362 * doc/cpp.texi: Same.
18364 2007-01-05 Richard Guenther <rguenther@suse.de>
18366 PR middle-end/27826
18367 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18368 with mismatched types. Instead explicitly build a
18369 conversion NOP_EXPR.
18371 2007-01-05 Ian Lance Taylor <iant@google.com>
18373 * c-common.c (decl_with_nonnull_addr_p): New function.
18374 (c_common_truthvalue_conversion): Call it.
18375 * c-typeck.c (build_binary_op): Likewise.
18376 * c-common.h (decl_with_nonnull_addr_p): Declare.
18378 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18381 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18384 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18386 * doc/install.texi (Final install): Document the fact that
18387 the GNAT runtime should not be stripped.
18389 2007-01-04 Jan Hubicka <jh@suse.cz>
18391 * tree-inline.c (fold_marked_statements): Update operand caches
18392 and EH after folding
18394 2007-01-04 Ian Lance Taylor <iant@google.com>
18396 * c-common.c (check_function_nonnull): Whitespace fix.
18398 2007-01-04 Jan Hubicka <jh@suse.cz>
18400 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18401 comitted older version of patch.
18402 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18403 function, celanup cfg and collect garbage.
18405 2007-01-04 Mike Stump <mrs@apple.com>
18407 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18410 2007-01-04 Eric Christopher <echristo@apple.com>
18412 * libgcc2.c (__bswapsi2): Use SItype.
18413 (__bswapdi2): Use DItype.
18414 * libgcc2.h: Update for above.
18416 2007-01-04 Paul Brook <paul@codesourcery.com>
18418 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18419 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18420 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18421 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18422 umulsi3_highpart): Make conditional on !arm_arch6.
18423 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18424 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18425 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18426 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18427 umulsi3_highpart_v6): New insns.
18429 2007-01-04 Roger Sayle <roger@eyesopen.com>
18431 * fold-const.c (fold_convert): When casting an expression to void,
18432 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18433 have a type. Instead of attempting to build a NOP_EXPR, return
18434 these "special" trees directly.
18436 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18438 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18439 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18440 rs6000_cost->fp not 0 as adjustment for outer NEG.
18442 2007-01-04 Jan Hubicka <jh@suse.cz>
18444 * cgraph.c (cgraph_release_function_body): New function.
18445 (cgraph_remove_node): Use it.
18446 * cgraph.h (cgraph_release_function_body): Declare.
18447 * cgraphunit.c (cgraph_expand_function): Use it.
18448 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18449 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18450 is initialized and while compilation of other function is running.
18451 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18452 statement CFG annotations from here to ...
18453 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18455 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18457 * cfgloop.h (enum li_flags): Make the constants powers of two.
18459 2007-01-04 Jan Hubicka <jh@suse.cz>
18461 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18463 (fold_marked_statements): New function.
18464 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18465 * tree-inline.h (copy_body_data): Add statements_to_fold.
18467 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18469 * config.gcc: Mention libgcc/config.host.
18470 * Makefile.in: Update comments mentioning libgcc.
18471 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18472 (all.cross, start.encap, rest.encap, rest.cross): Update
18473 dependencies for libgcc move.
18474 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18475 (clean-target, clean-target-libgcc): Delete.
18476 (srcdirify, GCC_EXTRA_PARTS): New macros.
18477 (libgcc-support, libgcc.mvars): New rules.
18478 (distclean): Remove mention of mklibgcc.
18479 (install): Don't reference INSTALL_LIBGCC.
18480 (install-common): Don't reference EXTRA_PARTS.
18481 (install-libgcc, install-multilib): Delete rules.
18482 * mklibgcc.in: Delete file.
18483 * doc/configfiles.texi: Don't mention mklibgcc.
18485 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18486 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18487 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18488 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18489 (mklibgcc, ldblspecs): Likewise.
18491 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18492 (posixpre.def): Use $(T).
18493 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18494 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18495 (SHLIB_LINK): Make dummy.
18496 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18498 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18500 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18501 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18502 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18503 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18505 * configure.ac (all_outputs): Remove mklibgcc.
18506 * configure: Regenerated.
18508 2007-01-03 Josh Conner <jconner@apple.com>
18510 PR middle-end/29683
18511 * calls.c (compute_argument_addresses): Set stack and stack_slot
18512 for partial args, too.
18513 (store_one_arg): Use locate.size.constant for the size when
18514 generating a save_area.
18516 2007-01-03 Robert Kennedy <jimbob@google.com>
18518 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18519 whose definitions are deleted due to basic block merging.
18521 2007-01-03 Paul Brook <paul@codesourcery.com>
18524 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18526 (use_return_insn): Return 0 for Thumb interrupt functions.
18527 (print_multi_reg): Add rfe argument for IRQ returns.
18528 (arm_output_epilogue): Pop interrupt return address directly into PC.
18529 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18531 2007-01-03 Paul Brook <paul@codesourcery.com>
18533 Merge from sourcerygxx-4_1.
18534 * config/arm/thumb2.md: New file.
18535 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18537 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18538 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18539 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18540 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18542 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18543 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18545 * config/arm/ieee754-sf.S: Ditto.
18546 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18547 (thumb1_base_register_rtx_p): ... to this.
18548 (thumb_index_register_rtx_p): Rename...
18549 (thumb1_index_register_rtx_p): ... to this.
18550 (thumb_output_function_prologue): Rename...
18551 (thumb1_output_function_prologue): ... to this.
18552 (thumb_legitimate_address_p): Rename...
18553 (thumb1_legitimate_address_p): ... to this.
18554 (thumb_rtx_costs): Rename...
18555 (thumb1_rtx_costs): ... to this.
18556 (thumb_compute_save_reg_mask): Rename...
18557 (thumb1_compute_save_reg_mask): ... to this.
18558 (thumb_final_prescan_insn): Rename...
18559 (thumb1_final_prescan_insn): ... to this.
18560 (thumb_expand_epilogue): Rename...
18561 (thumb1_expand_epilogue): ... to this.
18562 (arm_unwind_emit_stm): Rename...
18563 (arm_unwind_emit_sequence): ... to this.
18564 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18565 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18566 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18567 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18568 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18569 thumb2_output_casesi): New functions.
18570 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18571 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18572 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18573 THUMB2_WORK_REGS): Define.
18574 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18575 arm_condexec_mask, arm_condexec_masklen)): New variables.
18576 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18577 (arm_override_options): Check new CPU capabilities.
18578 Set new architecture flag variables.
18579 (arm_isr_value): Handle v7m interrupt functions.
18580 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18582 (const_ok_for_arm): Handle Thumb-2 constants.
18583 (arm_gen_constant): Ditto. Use movw when available.
18584 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18586 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18587 (thumb_find_work_register, arm_load_pic_register,
18588 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18589 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18590 print_multi_reg, output_mov_long_double_fpa_from_arm,
18591 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18592 output_mov_double_fpa_from_arm, output_move_double,
18593 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18594 output_return_instruction, arm_output_function_prologue,
18595 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18596 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18597 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18598 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18599 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18600 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18602 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18603 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18604 (arm_file_start): Output directive for unified syntax.
18605 (arm_unwind_emit_set): Handle stack alignment instruction.
18606 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18607 Add v6t2, v7, v7a, v7r and v7m.
18608 (RETLDM): Add Thumb-2 code.
18609 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18610 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18611 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18612 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18613 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18614 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18615 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18616 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18617 ADJUST_INSN_LENGTH): Define.
18618 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18619 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18620 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18621 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18622 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18623 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18624 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18625 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18626 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18627 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18628 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18629 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18630 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18631 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18632 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18633 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18634 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18636 * config/arm/arm-tune.md: Regenerate.
18637 * config/arm/arm-protos.h: Update prototypes.
18638 * config/arm/vfp.md: Enable patterns for Thumb-2.
18639 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18640 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18641 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18642 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18643 * config/arm/libunwind.S: Add Thumb-2 code.
18644 * config/arm/constraints.md: Update include Thumb-2.
18645 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18646 * config/arm/ieee754-df.S: Ditto.
18647 * config/arm/bpabi.S: Ditto.
18648 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18649 * config/arm/predicates.md (low_register_operand,
18650 low_reg_or_int_operand, thumb_16bit_operator): New.
18651 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18652 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18653 * config/arm/t-arm-elf: Add armv7 multilib.
18654 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18656 (UNSPEC_STACK_ALIGN, ce_count): New.
18657 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18658 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18660 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18661 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18662 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18663 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18664 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18665 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18667 * doc/extend.texi: Document ARMv7-M interrupt functions.
18668 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18670 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18672 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18673 (struct _Unwind_Context): Rename args_size to flags, remove
18674 signal_frame field, add a new args_size field and version field.
18675 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18676 _Unwind_IsExtendedContext): New inline functions.
18677 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18678 Assume by_value array is only present if _Unwind_IsExtendedContext.
18679 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18680 _Unwind_IsSignalFrame.
18681 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18682 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18683 (uw_init_context_1): Initialize context->flags to
18684 EXTENDED_CONTEXT_BIT.
18685 * config/rs6000/linux-unwind.h (frob_update_context): Use
18686 _Unwind_SetSignalFrame.
18688 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18690 PR middle-end/30353
18691 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18692 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18695 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18697 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18698 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18699 RET, AT_SP): Remove.
18700 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18703 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18704 * cfgbuild.c (find_basic_blocks): Likewise.
18705 * cfgrtl.c (rtl_create_basic_block): Likewise.
18706 * function.c (temp_slots_at_level): Likewise.
18707 * reg-stack.c (stack_regs_mentioned): Likewise.
18708 * regclass.c (allocate_reg_info): Likewise.
18709 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18710 set_bb_for_stmt, move_block_to_fn): Likewise.
18711 * tree-complex.c (tree_lower_complex): Likewise.
18712 * vec.h (VEC_safe_grow_cleared): New.
18714 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18716 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18718 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18719 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18721 * cfgloopmanip.c (scale_loop_frequencies): Export.
18722 (loopify): Scale the frequencies by prescribed coefficients.
18723 (set_zero_probability): New function.
18724 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18725 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18726 and frequencies according to arguments.
18727 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18729 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18730 * modulo-sched.c (sms_schedule): Set probabilities for entering
18731 versioned loop correctly.
18732 * tree-vect-transform.c (vect_transform_loop): Ditto.
18733 * cfgloop.h (loopify, loop_version): Declaration changed.
18734 (scale_loop_frequencies): Declared.
18736 2007-01-02 Jan Hubicka <jh@suse.cz>
18738 * cgraph.c: Include tree-flow.h
18739 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18740 early_local_passes.
18741 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18742 * tree-pass.h (pass_all_early_optimizations): Declare.
18743 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18744 early_local_passes.
18745 (cgraph_analyze_function): Do early_local_passes.
18746 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18747 Do not add referenced vars.
18748 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18750 (gate_all_early_local_passes): New gate.
18751 (pass_early_local_passes): Use new gate.
18752 (execute_early_local_optimizations): New functions.
18753 (gate_all_early_optimizations): New gate.
18754 (pass_all_early_optimizations): New pass.
18755 (execute_free_datastructures): Free SSA only when initialized.
18756 (gate_init_datastructures): Init only when optimizing.
18757 (tree_lowering_passes): Do early local passes when called late.
18758 * tree-profile.c (do_tree_profiling): Don't profile functions added
18760 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18761 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18763 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18764 during early_local_passes.
18765 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18768 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18770 * Makefile.in: Update copyright year.
18772 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18774 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18775 in $(lang_checks) and check-consistency targets.
18777 2007-01-02 Jan Hubicka <jh@suse.cz>
18779 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18780 Do not add referenced vars.
18781 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18783 * passes.c (init_optimization_passes): Put mudflap_2 after
18784 free_datastructures.
18786 2007-01-02 Jan Hubicka <jh@suse.cz>
18788 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18789 Set NOTHROW flag on call statements proved to be nothrow.
18790 Update statement of local calls so new pure/const functions are
18791 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18793 (tree_rest_of_compilation): Register hooks and initialize bitmap
18794 early. Do not set after_inlining flag.
18796 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18798 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18799 HOST_BITS_PER_LONGLONG
18801 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18804 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18805 warning for non-static initializers.
18807 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18809 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18810 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18811 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18812 Always use set_unique_reg_note to add REG_EQUAL notes.
18814 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18817 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18819 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18820 * cfgbuild.c (find_basic_blocks): Likewise.
18821 * cfgrtl.c (rtl_create_basic_block): Likewise.
18822 * function.c (temp_slots_at_level): Likewise.
18823 * reg-stack.c (stack_regs_mentioned): Likewise.
18824 * regclass.c (allocate_reg_info): Likewise.
18825 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18826 set_bb_for_stmt, move_block_to_fn): Likewise.
18827 * tree-complex.c (tree_lower_complex): Likewise.
18828 * vec.h (VEC_safe_grow_cleared): New.
18830 2007-01-02 Ian Lance Taylor <iant@google.com>
18832 * c-common.c (c_common_truthvalue_conversion): When warning about
18833 using an assignment as a truth value, set TREE_NO_WARNING.
18835 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18838 * c.opt (Wold-style-declaration): New.
18839 * doc/invoke.texi (C-only Warning Options): New.
18840 (Wold-style-declaration): Document it.
18841 (Wextra): Enabled by -Wextra.
18842 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18843 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18844 -Wold-style-declaration.
18846 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18848 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18849 * cfgbuild.c (find_basic_blocks): Likewise.
18850 * cfgrtl.c (rtl_create_basic_block): Likewise.
18851 * function.c (temp_slots_at_level): Likewise.
18852 * reg-stack.c (stack_regs_mentioned): Likewise.
18853 * regclass.c (allocate_reg_info): Likewise.
18854 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18855 set_bb_for_stmt, move_block_to_fn): Likewise.
18856 * tree-complex.c (tree_lower_complex): Likewise.
18857 * vec.h (VEC_safe_grow_cleared): New.
18859 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18861 * c-common.c (c_common_nodes_and_builtins): Since variants of
18862 void_type_node get built before it is given a name, we need to
18863 give those variants the name, too.
18864 (complete_array_type): We need to work with the canonical main
18865 type of the array, from which we will build the qualified version.
18866 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18867 * print-tree.c (print_node): Display canonical type information
18869 * stor-layout.c (layout_type): When we don't know the
18870 alignment of a type for which we're building an array, we end up
18871 guessing wrong, so make the type require structural equality.
18872 * tree.c (make_node_stat): When we build a new type, it is its
18873 own canonical type.
18874 (build_type_attribute_qual_variant): When building an attribute
18875 variant, its canonical type is the non-attribute variant. However,
18876 if the attributes are target-dependent and they differ, we need to
18877 use structural equality checks for this type.
18878 (build_qualified_type): A qualified type is not equivalent to its
18879 unqualified variant; set the canonical type appropriately.
18880 (build_distinct_type_copy): When building a distinct type from
18881 another type, the new type is its own canonical type.
18882 (build_variant_type_copy): When building a new type variant, we
18883 assume that it is equivalent to the original type.
18884 (build_pointer_type_for_mode): When building a pointer type, also
18885 build a canonical type pointer.
18886 (build_reference_type_for_mode): When building a reference type,
18887 also build a canonical type reference.
18888 (build_index_type): When we can't hash an index type (e.g.,
18889 because its maximum value is negative), the index type requires
18890 structural equality tests.
18891 (build_array_type): Build the canonical form of an array type.
18892 (build_function_type): Function types require structural equality,
18893 because they contain default arguments, attributes, etc.
18894 (build_method_type_directly): Ditto for method types.
18895 (build_offset_type): Build the canonical offset type.
18896 (build_complex_type): Build the canonical vector type.
18897 (make_vector_type): Build the canonical vector type.
18898 * tree.h (TYPE_CANONICAL): New.
18899 (TYPE_STRUCTURAL_EQUALITY_P): New.
18900 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18901 (struct tree_type): Added "canonical" field.
18902 * params.h (VERIFY_CANONICAL_TYPES): New.
18903 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18904 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18905 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18906 * doc/invoke.texi (verify-canonical-types): Document --param
18907 parameter for verifying canonical types.
18909 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18911 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18912 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18913 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18914 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18916 * config/rs6000/e500.h: New.
18917 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18918 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18920 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18921 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18922 TARGET_E500_DOUBLE): Remove.
18923 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18924 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18925 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18926 * config/rs6000/rs6000.c (rs6000_override_options): Use
18927 CHECK_E500_OPTIONS.
18929 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18931 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18932 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18933 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18934 rs6000_emit_cmove): Don't check TARGET_E500.
18935 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18936 sordered): Don't check TARGET_E500.
18938 2007-01-01 Eric Christopher <echristo@apple.com>
18940 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18941 HARD_REGISTER_NUM_P.
18943 2007-01-01 Roger Sayle <roger@eyesopen.com>
18945 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18946 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18947 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18950 2007-01-01 Mike Stump <mrs@apple.com>
18952 * configure.ac: Remove support for building with Apple's gcc-3.1.
18954 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18956 PR middle-end/30311
18957 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18958 REG is a hard register. Do not modify REG before calling
18960 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18961 multiple of the size of YMODE for certain lowpart cases.
18963 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18965 PR middle-end/30253
18966 * gimplify (voidify_wrapper_expr): Update for
18967 GIMPLE_MODIFY_STMT.
18969 2007-01-01 Andreas Schwab <schwab@suse.de>
18972 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18973 save of BR0 in extra_spill_size instead of spill_size.
18974 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18976 (ia64_expand_epilogue): Restore BR0 from its new location.
18978 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18980 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18981 Use a temporary variable if the left hand side is not a gimple
18984 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18986 * gimplify.c (gimplify_return_expr): Make the temporary variable
18987 for the return expression, a gimple register variable.
18989 2007-01-01 Jan Hubicka <jh@suse.cz>
18991 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18994 2007-01-01 Mike Stump <mrs@apple.com>
18996 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18998 * config/darwin.c (machopic_select_rtx_section): Use
18999 HAVE_GAS_LITERAL16.
19000 (darwin_mergeable_constant_section): Likewise.
19001 * configure: Regenerate.
19002 * config.in: Regenerate.
19004 2007-01-01 Jan Hubicka <jh@suse.cz>
19005 Andrew Pinski <pinskia@gmail.com>
19007 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19008 before starting IPA passes.