1 2007-07-11 Nick Clifton <nickc@redhat.com>
3 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4 version for 64-bit hosts.
6 2007-07-10 David Daney <ddaney@avtrex.com>
8 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
10 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12 * config/mips/mips.c (mips_expand_synci_loop): New function.
13 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
17 (clear_cache): New expand.
22 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
24 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
25 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
27 2007-07-10 Ian Lance Taylor <iant@google.com>
29 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
32 2007-07-10 David Daney <ddaney@avtrex.com>
34 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
35 * builtins.c (expand_builtin___clear_cache): New function.
36 (expand_builtin): Call expand_builtin___clear_cache for
37 BUILT_IN_CLEAR_CACHE case.
38 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
39 * doc/md.texi (clear_cache): Document new instruction pattern.
40 * testsuite/gcc.dg/builtins-64.c: New test.
42 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
44 * config/cris/cris.md ("movsi"): Fix typo in last change.
46 2007-07-09 Geoffrey Keating <geoffk@apple.com>
49 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
51 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
52 * varasm.c (assemble_start_function): Honor DECL_ALIGN
53 for FUNCTION_DECLs. Don't use align_functions_log if
55 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
56 even for FUNCTION_DECLs.
57 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
59 * tree.h (DECL_ALIGN): Update for new location of 'align'.
60 (DECL_FUNCTION_CODE): Update for new location and name of
62 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
63 (struct tree_decl_common): Move 'align' and 'off_align' out
64 of union, ensure they're still on a 32-bit boundary. Remove
65 other fields in union 'u1'.
66 (struct tree_function_decl): Add field 'function_code' replacing
67 'u1.f' in tree_decl_common.
68 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
69 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
70 (Variable Attributes): Cross-reference 'aligned' attribute
71 to Function Attributes.
72 * flags.h (force_align_functions_log): Delete.
73 * toplev.c (force_align_functions_log): Delete.
75 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
78 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
79 (*vec_concatv2di_rex): New insn pattern.
81 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
84 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
86 2007-07-10 Ian Lance Taylor <iant@google.com>
88 Replace no_new_pseudos in backends.
89 * rtl.h (can_create_pseudo_p): Define.
90 * config/darwin.c (machopic_indirect_data_reference): Use
91 can_create_pseudo_p () instead of no_new_pseudos.
92 (machopic_indirect_data_reference): Likewise.
93 (machopic_legitimize_pic_address): Likewise.
94 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
95 (alpha_emit_set_const_1): Likewise.
96 (alpha_emit_set_const): Likewise.
97 (alpha_emit_conditional_move): Likewise.
98 (alpha_split_conditional_move): Likewise.
99 * config/alpha/alpha.md (various splitters): Likewise.
101 * config/arm/arm.c (legitimize_pic_address): Likewise.
102 (arm_load_pic_register): Likewise.
103 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
104 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
105 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
106 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
107 * config/cris/cris.md (movsi): Likewise.
108 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
109 (symGOTOFF2reg_hilo): Likewise.
110 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
111 * config/h8300/h8300.md (insv, extzv): Likewise.
112 * config/i386/i386.c (ix86_expand_move): Likewise.
113 (ix86_expand_vector_move): Likewise.
114 (ix86_prepare_fp_compare_args): Likewise.
115 (ix86_expand_carry_flag_compare): Likewise.
116 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
117 (tls_dynamic_gnu2_combine_32): Likewise.
118 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
119 * config/ia64/ia64.c (ia64_expand_move): Likewise.
120 (ia64_expand_movxf_movrf): Likewise.
121 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
122 (m32c_split_move): Likewise.
123 (m32c_expand_insv): Likewise.
124 * config/m68k/m68k.md (movsi): Likewise.
125 * config/mips/mips.c (mips_force_temporary): Likewise.
126 (mips_split_symbol): Likewise.
127 (mips_move_integer): Likewise.
128 (mips_legitimize_const_move): Likewise.
129 * config/mn10300/mn10300.md (movsi): Likewise.
130 * config/pa/pa.c (emit_move_sequence): Likewise.
131 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
132 (rs6000_got_register): Likewise.
133 (create_TOC_reference): Likewise.
134 (rs6000_machopic_legitimize_pic_address): Likewise.
135 * config/rs6000/rs6000.md (add<mode>3): Likewise.
136 (various splitters): Likewise.
137 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
138 (movsi_got): Likewise.
139 * config/s390/s390.c (emit_symbolic_move): Likewise.
140 * config/s390/s390.md (movhi, movqi): Likewise.
141 (load_multiple, store_multiple): Likewise.
142 * config/score/score.c (score_force_temporary): Likewise.
143 * config/sh/sh.c (prepare_move_operands): Likewise.
144 (prepare_cbranch_operands): Likewise.
145 (emit_fpu_switch): Likewise.
146 (fpscr_set_from_mem): Likewise.
147 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
148 (adddi3, subsi3): Likewise.
149 (various splitters): Likewise.
150 (divsi_inv_fp_combine): Likewise.
151 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
152 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
154 * config/sh/predicates.md (xor_operand): Likewise.
155 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
156 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
157 (movdi_pic_label_ref): Likewise.
158 * config/spu/spu.c (spu_split_immediate): Likewise.
159 * config/alpha/alpha.md (various splitters): Remove test
160 !no_new_pseudos || reload_completed.
161 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
163 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
164 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
165 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
166 * config/score/score.c (th_output_mi_thunk): Likewise.
167 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
168 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
170 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
172 PR rtl-optimization/32664
173 * mode-switching.c (create_pre_exit): Skip barrier insns.
175 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
177 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
178 force_gimple_operand_bsi.
179 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
180 rewrite_use_compare): Ditto.
181 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
183 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
184 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
185 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
186 * tree-profile.c (prepare_instrumented_value,
187 tree_gen_interval_profiler, tree_gen_pow2_profiler,
188 tree_gen_one_value_profiler, tree_gen_ic_profiler,
189 tree_gen_ic_func_profiler, tree_gen_average_profiler,
190 tree_gen_ior_profiler): Ditto.
191 * tree-ssa-reassoc.c (negate_value): Ditto.
192 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
193 Use force_gimple_operand_bsi.
194 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
195 * tree-if-conv.c (add_to_dst_predicate_list,
196 find_phi_replacement_condition): Ditto.
197 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
198 Call mark_symbols_for_renaming for new statements.
199 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
201 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
203 * cfghooks.c (remove_edge): New function.
204 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
206 * cfghooks.h (remove_edge): Declare.
207 * cfg.c (remove_edge): Renamed to remove_edge_raw.
208 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
210 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
212 * optabs.h: Added declaration for signbit_optab.
213 * optabs.c: (init_optabs): Added initialization for signbit_optab.
214 * genoptinit.c (optabs): Added entry for signbit insns.
215 * builtins.c (expand_builtin_signbit): Added code to use a signbit
217 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
218 * config/s390/s390.md (signbit<mode>2): New expander.
220 2007-07-09 Richard Guenther <rguenther@suse.de>
223 * fold-const.c (fold_plusminus_mult_expr): Move constant
224 arguments second to allow decomposing.
226 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
229 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
231 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
232 Disregard DECL_FROM_INLINE.
234 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
237 * doc/invoke.texi: Add ftree-reassoc flag.
238 * common.opt (ftree-reassoc): New flag.
239 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
240 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
242 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
244 PR tree-optimization/32681
245 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
246 saved in second_edge->aux when first_bb is a loop header.
248 2007-07-09 Jan HUbicka <jh@suse.cz>
250 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
252 2007-07-09 Richard Guenther <rguenther@suse.de>
254 * c-decl.c (start_function): Do not promote return type.
256 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
258 * function.c (do_warn_unused_parameter): Do not warn if
259 TREE_NO_WARNING is set.
261 2007-07-08 Andreas Schwab <schwab@suse.de>
263 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
265 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
268 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
270 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
271 apply to assembly language, too.
272 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
274 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
276 Revert (note the sccvn portions are *not* reverted)
277 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
279 Fix PR tree-optimization/23488
281 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
283 * tree-flow-inline.h (get_value_handle): Ditto.
284 * tree-ssa-pre.c (decl_vh_map): New.
285 (decl_node_pool): New.
286 (can_value_number_operation): Support DECL_P.
287 (can_PRE_operation): Ditto.
288 (create_expression_by_pieces): Ditto.
289 (find_existing_value_expr): Modify to differnetiate between
290 addressing and top level.
291 (create_value_handle_for_expr): Handle DECL's.
292 (poolify_tree): Ditto.
293 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
294 (make_values_for_stmt): Handle DECL's properly.
295 (init_pre): Reorg to not init useless things during FRE.
297 * tree-flow.h: Include pointer-set.h.
298 (decl_vh_map): Declare.
299 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
301 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
303 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
304 the constraint description.
305 * doc/md.texi: Update documentation of AVR constraints.
307 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
309 * auto-inc-dec.c, config/arm/arm.c,
310 config/m32r/constraints.md, config/mips/mips.md,
311 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
312 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
313 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
314 typos. Follow spelling conventions.
315 * doc/invoke.texi, doc/rtl.texi: Fix typos.
317 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
318 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
320 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
321 realloc_vuse): Remove.
322 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
325 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
327 Fix PR tree-optimization/23488
329 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
330 (try_to_simplify): Ditto.
332 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
334 * tree-flow-inline.h (get_value_handle): Ditto.
335 * tree-ssa-pre.c (decl_vh_map): New.
336 (decl_node_pool): New.
337 (can_value_number_operation): Support DECL_P.
338 (can_PRE_operation): Ditto.
339 (create_expression_by_pieces): Ditto.
340 (find_existing_value_expr): Modify to differnetiate between
341 addressing and top level.
342 (create_value_handle_for_expr): Handle DECL's.
343 (poolify_tree): Ditto.
344 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
345 (make_values_for_stmt): Handle DECL's properly.
346 (init_pre): Reorg to not init useless things during FRE.
348 * tree-flow.h: Include pointer-set.h.
349 (decl_vh_map): Declare.
350 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
352 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
354 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
355 apply to assembly language, too.
356 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
358 2007-07-06 Ian Lance Taylor <iant@google.com>
359 Zack Weinberg <zackw@panix.com>
362 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
364 2007-07-06 Richard Sandiford <richard@codesourcery.com>
366 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
367 (prefetch): Likewise if "pref" would be used.
369 2007-07-06 Josh Conner <jconner@apple.com>
373 * calls.c (store_one_arg): Handle arguments which are partially
374 on the stack when detecting argument overlap.
376 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
378 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
379 chosen during find_reloads.
381 2007-07-06 Richard Guenther <rguenther@suse.de>
383 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
384 TYPE_ARG_TYPES for verification of argument types. Use
385 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
386 parameters as variable arguments.
388 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
390 * libgcc2.h (word_type): Type definition removed.
391 (cmp_return_type, shift_count_type): Type definitions added.
392 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
393 replaced with shift_count_type.
394 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
396 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
397 changed from word_type to Wtype.
398 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
399 replaced with shift_count_type.
400 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
402 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
403 and libgcc_shift_count attribute added.
404 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
405 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
406 (TARGET_INITIALIZER): New target hooks added.
407 * targhooks.c (default_libgcc_cmp_return_mode,
408 default_libgcc_shift_count_mode): Default implementations for the new
410 * targhooks.h (default_libgcc_cmp_return_mode,
411 default_libgcc_shift_count_mode): Function prototypes added.
412 * target.h (struct gcc_target): Fields for the new target hooks added.
413 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
415 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
418 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
419 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
421 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
422 s390_libgcc_shift_count_mode): Functions added.
423 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
424 Target hooks defined.
426 2007-07-06 Richard Sandiford <richard@codesourcery.com>
428 * config/mips/mips.c (compute_frame_size): Restore the original
429 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
430 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
431 Document why the difference is needed.
433 2007-07-06 Richard Guenther <rguenther@suse.de>
435 * c-common.c (boolean_increment): Use correctly typed
438 2007-07-06 Richard Sandiford <richard@codesourcery.com>
440 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
441 the topmost argument register is not also included in the save mask.
442 (mips16e_collect_argument_save_p): Take a pointer to the argument
443 register, rather than a pointer to the number of arguments.
444 (mips16e_collect_argument_saves): Only include argument saves
445 that aren't in the register mask.
447 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
449 PR rtl-optimization/32450
450 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
451 to ensure that instructions are not moved into the prologue when
452 profiling is on. Remove unused prologue_end variable.
453 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
454 as a scheduling barrier.
456 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
459 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
460 Disregard DECL_FROM_INLINE.
462 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
464 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
465 IORing with a constant.
467 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
469 PR rtl-optimization/32475
470 * df-scan.c (df_def_record_1): Add a use of the stack pointer
471 for every definition of the stack pointer.
473 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
475 * arm.c (vfp3_const_double_index): Copy signed results of
476 REAL_VALUE_TO_INT into unsigned vars.
478 2007-07-05 Richard Guenther <rguenther@suse.de>
481 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
483 * tree-ssa.c (useless_type_conversion_p): Check canonical
486 2007-07-05 Anatoly Sokolov <aesok@post.ru>
488 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
489 zero_extendhisi2): Change to define_insn_and_split.
490 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
492 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
494 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
495 pass_match_asm_constraints): New.
496 * passes.c (init_optimization_passes): Add new pass.
497 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
498 * function.h (struct function): Add has_asm_statement bit.
499 (current_function_has_asm_statement): New.
500 * tree-pass.h (pass_match_asm_constraints): New.
502 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
504 * config/mips/mips.c (mips_file_start): Avoid declaration
507 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
509 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
511 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
513 * rtl.def (NOTE): Change print format string to print
514 operand 5 as a note insn name.
516 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
517 David Ung <davidu@mips.com>
519 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
520 * doc/invoke.texi: (MIPS Options): Document them.
522 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
523 David Ung <davidu@mips.com>
525 Add support for SmartMIPS ASE.
527 * optabs.c (expand_binop_directly): New, broken out from...
528 (expand_binop): Here. Make it try rotating in the other
529 direction even when the second operand isn't constant.
530 * config/mips/mips.md (*lwxs): New.
531 * config/mips/mips.opt (msmartmips): New.
532 * config/mips/mips.c (mips_lwxs_address_p): New.
533 (mips_rtx_costs): Make it recognize scaled indexed addressing.
534 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
535 __mips_smartmips when compiling for TARGET_SMARTMIPS.
536 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
538 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
539 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
540 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
541 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
542 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
543 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
544 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
546 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
548 * tree-vectorizer.c (new_loop_vec_info): Initialize
549 LOOP_VINFO_COST_MODEL_MIN_ITERS.
550 * tree-vectorizer.h (_loop_vec_info): Added new filed
551 min_profitable_iters.
552 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
553 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
554 * tree-vect-analyze.c (vect_analyze_operations): Set
555 LOOP_VINFO_COST_MODEL_MIN_ITERS.
556 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
557 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
558 Fix calculation of peel_iters_prologue. Move consideration of epilogue
559 and prologue cost to after they are computed.
560 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
562 (vect_model_simple_cost): Takes additional argument dt. Consider cost
563 of creating vectors from scalars according to dt.
564 (vect_model_store_cost): Likewise.
565 (vectorizable_call): Use dt array instead of scalar dt. Call
566 vect_model_simple_cost with additional argument dt.
567 (vectorizable_assignment): Likewise.
568 (vectorizable_operation): Likewise.
569 (vectorizable_type_demotion): Likewise.
570 (vectorizable_type_promotion): Likewise.
571 (vectorizable_store): Use dt array instead of scalar dt. Call
572 vect_model_store_cost with additional argument dt.
573 (vect_do_peeling_for_loop_bound): Don't call
574 vect_estimate_min_profitable_iters. Instead, lookup
575 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
576 "may not be profitable".
578 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
581 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
582 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
583 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
584 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
586 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
588 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
589 addressing modes cheaper.
591 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
593 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
594 (dw_ranges_struct): Rename block_num to num. Adjust.
595 (dw_ranges_by_label_struct): New.
596 (ranges_by_label, ranges_by_label_allocated,
597 ranges_by_label_in_use): New variables.
598 (add_ranges_num): Factored most of the code out of...
599 (add_ranges): ... this one. Rewrite in terms of the former.
600 (add_ranges_by_labels): New.
601 (output_ranges): Output by-label ranges.
602 (dwarf2out_finish): Output range for multiple-section
603 compile_unit. Output standard DW_AT_low_pc in addition to
604 unexpected DW_AT_entry_pc.
606 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
608 PR tree-optimization/32604
609 PR tree-optimization/32606
611 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
612 (compute_antic_safe): Removed.
613 (ANTIC_SAFE_LOADS): Ditto.
614 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
615 (execute_pre): Don't call compute_antic_safe.
616 (vuse_equiv): New function.
617 (make_values_for_stmt): Use it
618 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
621 2007-07-04 Anatoly Sokolov <aesok@post.ru>
624 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
626 (avr_attribute_table): Make "naked" attribute apply to function types
627 rather than to decls.
628 (avr_handle_fntype_attribute): New function.
630 2007-07-04 Joseph Myers <joseph@codesourcery.com>
632 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
635 2007-07-04 David Ung <davidu@mips.com>
636 Joseph Myers <joseph@codesourcery.com>
638 * config/mips/mips.md (type): Add logical, signext and move.
639 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
640 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
641 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
642 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
643 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
644 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
645 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
646 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
647 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
648 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
649 movv2sf_hardfloat_64bit): Use the new types.
650 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
651 *movdf_softfloat, *movdf_mips16): Use "multi".
652 (extendqihi2): Replace with a define_expand.
653 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
654 Based on extend<SHORT:mode><GPR:mode>2 patterns.
655 * config/mips/74k.md (r74k_int_logical): New reservation and
657 (r74k_int_arith): Remove "slt".
658 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
659 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
660 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
661 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
662 reservations for "arith".
664 2007-07-04 Richard Guenther <rguenther@suse.de>
666 * tree-ssa.c (useless_type_conversion_p): Add handling for
667 scalar float and vector types. Only call the types_compatible_p
668 langhook for aggregate types as last resort. Follow the
671 2007-07-04 Richard Guenther <rguenther@suse.de>
673 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
674 the same as NOP_EXPR.
676 2007-07-04 Nick Clifton <nickc@redhat.com>
678 * target.h (struct gcc_target): Add target_help field.
679 * target-def.h (TARGET_HELP): New.
680 (TARGET_INITIALIZER): Use TARGET_HELP.
681 * opts.c (command_handle_option): Invoke target_help function, if
682 defined, when the user has specified --target-help on the command
684 * doc/invoke.texi: Mention that --target-help might print
685 additional information.
686 * doc/tm.texi: Document TARGET_HELP hook.
688 * arm.c (TARGET_HELP): Override default definition.
689 (arm_target_help): New - display a wrapped list of cores and
690 architectures supported.
692 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
694 * config/gcc/v850/v850.c (expand_prologue): Make sure
695 GEN_INT() argument is sign extended rather than zero extended.
696 (expand_epilogue): Likewise.
697 (output_move_double): Delete.
698 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
699 * config/gcc/v850/v850.md (movdi): Delete.
700 (*movdi_internal): Delete.
702 (*movdf_internal): Delete.
704 2007-07-04 Richard Sandiford <richard@codesourcery.com>
706 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
707 unless compiling RTP PIC.
709 2007-07-04 Richard Guenther <rguenther@suse.de>
711 PR tree-optimization/32482
712 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
713 original ssa name if we didn't find a shift expression.
714 Fix shift constant for bit zero test.
716 2007-07-04 Richard Sandiford <richard@codesourcery.com>
718 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
720 2007-07-04 Richard Sandiford <richard@codesourcery.com>
722 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
723 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
724 * config/arm/vxworks.h (ASM_SPEC): Delete.
725 (SUBTARGET_EXTRA_ASM_SPEC): Define.
727 2007-07-04 Sebastian Pop <sebpop@gmail.com>
729 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
730 (DDR_REVERSED_P): New.
731 * tree-data-ref.c (initialize_data_dependence_relation,
732 build_classic_dist_vector): Set DDR_REVERSED_P.
734 2007-07-04 Sebastian Pop <sebpop@gmail.com>
737 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
738 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
739 init_omega_for_ddr_1): Use non conservative number of iterations
741 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
742 (analyze_siv_subscript): Remove FIXME and reinitialization of
743 last_conflicts to chrec_dont_know.
744 * testsuite/gfortran.dg/vect/pr32457.f90: New.
746 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
748 * tree.c (maybe_canonicalize_argtypes): Improve description.
750 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
752 * tree.c (maybe_canonicalize_argtypes): New.
753 (build_function_type): Set canonical type.
754 (build_method_type_directly): Ditto.
755 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
758 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
760 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
762 (rewrite_use_nonlinear_expr): Likewise.
764 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
766 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
768 2007-07-04 Ben Elliston <bje@au.ibm.com>
770 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
773 * c-objc-common.c (c_types_compatible_p): Fix indentation.
775 * doc/tm.texi (Run-time Target): Capitalise "CPU".
776 (Exception Handling): Likewise.
778 2007-07-03 Jan Hubicka <jh@suse.cz>
780 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
782 2007-07-03 Eric Christopher <echristo@apple.com>
784 * doc/cppopts.texi: Add conflicting option note to -dM.
785 * doc/invoke.texi: Add note about possible conflicts with
786 -E for -dCHARS and note that -dM will not produce
787 any results if there is no machine dependent reorg.
789 2007-07-03 Geoffrey Keating <geoffk@apple.com>
791 * tree.h (DECL_ALIGN): Back out previous change.
793 2007-07-03 Joseph Myers <joseph@codesourcery.com>
795 * configure.ac: Test for .dtprelword support on MIPS.
796 * configure, config.in: Regenerate.
797 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
798 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
800 2007-07-03 Julian Brown <julian@codesourcery.com>
802 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
803 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
804 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
805 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
807 (all_fpus): Add FPUTYPE_VFP3.
808 (fp_model_for_fpu): Add VFPv3 field.
809 (arm_rtx_costs_1): Give cost to VFPv3 constants.
810 (vfp3_const_double_index): New function. Return integer index of
811 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
813 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
814 and argument represents a valid RTX for a VFPv3 constant.
815 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
817 (vfp_emit_fstmd): Similar, for fstmd.
818 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
819 constants, represented as integer indices.
820 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
821 VFP_REGNO_OK_FOR_DOUBLE macros.
822 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
823 (arm_file_start): Set float-abi attribute for VFPv3, and output
824 correct ".fpu" assembler directive.
825 (arm_dbx_register_numbering): Add FIXME.
826 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
827 (fputype): Add FPUTYPE_VFP3.
828 (FIXED_REGISTERS): Add 32 registers for D16-D31.
829 (CALL_USED_REGISTERS): Likewise.
830 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
831 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
832 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
833 (D7_VFP_REGNUM): New.
834 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
835 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
836 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
837 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
838 (REG_ALLOC_ORDER): Adjust for VFPv3.
839 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
840 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
841 VFP_LO_REGS, VFP_HI_REGS.
842 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
843 (IS_VFP_CLASS): Define macro.
844 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
846 (REGISTER_MOVE_COST): Likewise.
847 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
848 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
849 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
850 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
851 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
852 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
853 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
854 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
855 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
856 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
857 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
858 where appropriate for single-word registers.
859 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
860 As above. Fix type attributes.
861 * config/arm/constraints.md (register_contraint "t"): Define.
862 (register_constraint "w"): Change to D0-D15, or D0-D31 for
864 (register_constraint "x"): Define.
865 (constraint "Dv"): Define.
867 2007-07-03 Geoffrey Keating <geoffk@apple.com>
869 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
871 2007-07-03 Tom Tromey <tromey@redhat.com>
873 * c-parser.c (objc_pq_context): Removed.
874 (objc_need_raw_identifier): Likewise.
875 (c_parser) <objc_pq_context>: New field.
876 <objc_need_raw_identifier>: Likewise.
877 (OBJC_NEED_RAW_IDENTIFIER): Removed.
878 (c_lex_one_token): Update.
879 (c_parser_objc_protocol_definition): Update.
880 (c_parser_objc_method_definition): Update.
881 (c_parser_objc_methodproto): Update.
882 (c_parser_declspecs): Update.
884 2007-07-03 David Ung <davidu@mips.com>
886 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
888 2007-07-03 David Ung <davidu@mips.com>
889 Richard Sandiford <richard@codesourcery.com>
891 * doc/invoke.texi: Document -march=74kf3_2.
892 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
893 (TUNE_74K): Check for it.
894 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
895 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
896 * config/mips/mips.md (cpu): Add 74kf3_2.
897 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
898 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
899 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
900 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
901 74kf3_2 to the CPU list.
902 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
903 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
904 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
905 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
906 (r74kf3_2_fxfer_from_c1): New insn reservations.
908 2007-07-03 Richard Sandiford <richard@codesourcery.com>
909 David Ung <davidu@mips.com>
911 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
912 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
913 and 74k[fx]. Document aliases for the new options.
914 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
915 (PROCESSOR_24KF2_1): ...this.
916 (PROCESSOR_24KX): Rename to...
917 (PROCESSOR_24KF1_1): ...this.
918 (PROCESSOR_74KF): Rename to...
919 (PROCESSOR_74KF2_1): ...this.
920 (PROCESSOR_74KX): Rename to...
921 (PROCESSOR_74KF1_1): ...this.
922 (TUNE_74K): Update PROCESSOR_* names.
923 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
924 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
925 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
926 (mips_rtx_cost_data): Update processor names in comments.
927 (mips_issue_rate): Update PROCESSOR_* names.
928 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
929 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
930 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
931 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
932 Update cpu attribute names.
933 (r24k_fpu_iss): Rename this reservation to...
934 (r24kf2_1_fpu_iss): ...this and update all uses.
935 (r24kx_fpu_iss): Rename this reservation to...
936 (r24kf1_1_fpu_iss): ...this and update all uses.
937 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
938 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
939 Update cpu attribute names.
941 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
943 * config/m32r/constraints.md: New file.
944 * config/m32r/m32r.c: Include tm-constrs.h.
945 (small_data_operand): Use satisfies_constraint_* instead of macro.
946 (addr24_operand, gen_compare): Likewise.
947 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
948 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
949 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
950 EXTRA_CONSTRAINT): Likewise.
951 * config/m32r/m32r.md: Include constraints.md.
952 (*movsi_insn): Use satisfies_constraint_* instead of macro.
953 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
954 * config/m32r/predicates.md (conditional_move_operand): Likewise.
955 (two_insn_const_operand, int8_operand, uint16_operand,
956 reg_or_int16_operand, reg_or_uint16_operand,
957 reg_or_cmp_int16_operand, cmp_int16_operand,
958 seth_add3_operand): Likewise.
960 2007-07-03 Eric Christopher <echristo@gmail.com>
962 * libgcc2.h: Conditionally declare __bswapsi2 and
965 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
967 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
970 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
973 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
974 (__gthrw_pragma): Provide default definition.
976 * gthr-posix.c (__gthrw_pragma): Define.
978 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
980 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
981 before declaring inequality.
983 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
985 * combine.c (recog_for_combine): Log the success or failure of
986 matching new insn patterns against the machine description in
989 2007-07-03 Revital Eres <eres@il.ibm.com>
991 * ddg.c (print_sccs): New function.
992 (check_sccs): New function.
993 (create_ddg_all_sccs): Use it.
994 * ddg.h (print_sccs): Declare.
995 * modulo-sched.c (sms_order_nodes): Call print_sccs.
997 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
999 * targhooks.h (default_mode_for_suffix): New function declaration.
1000 * targhooks.c (default_mode_for_suffix): New default target hook.
1001 * target.h (struct c): New structure in the targetm struct.
1002 (mode_for_suffix): New target hook as part of struct c.
1003 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1004 default_mode_for_suffix.
1005 (TARGET_C): New define.
1006 * c-lex.c: Include "target.h".
1007 (interpret_float): Use targetm.c.mode_for_suffix to determine
1008 the mode for a given non-standard suffix.
1009 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1011 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1012 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1014 * doc/extend.texi (Floating Types): New node. Document __float80 and
1015 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1017 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1020 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1021 predicate instead of target_operand.
1022 (divsi3_i1_media, divsi3_media_2): Likewise.
1024 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1026 * tree.h (alias_sets_might_conflict_p): Rename into
1027 alias_sets_must_conflict_p.
1028 * alias.c (alias_sets_might_conflict_p): Likewise.
1029 (alias_sets_conflict_p): Use it.
1030 (objects_must_conflict_p): Likewise.
1031 * c-common.c (strict_aliasing_warning): Adjust.
1033 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1035 * rtlhooks.c (gen_lowpart_if_possible): Check for
1036 invalid subreg before calling gen_lowpart_SUBREG.
1038 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1040 * config/darwin9.h: Add copyright notice.
1041 (LINK_COMMAND_SPEC): Add comment.
1042 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1043 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1044 DARWIN_LIBSYSTEM_HAS_UNWIND.
1046 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1049 * omp-low.c (check_combined_parallel): New function.
1050 (lower_omp_parallel): Call it via walk_stmts, set
1051 OMP_PARALLEL_COMBINED if appropriate.
1052 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1053 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1054 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1055 don't consider it as combined parallel.
1057 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1059 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1060 (gcc_tooldir): Likewise.
1061 * configure: Regenerate.
1062 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1063 old configure.ac gcc_tooldir setting.
1064 (prefix_to_exec_prefix): New variable.
1065 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1066 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1068 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1070 Fix PR tree-optimization/32583
1071 Fix PR tree-optimization/32584
1072 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1073 (phi_translate_set): Use phi_translate directly now.
1074 (make_values_for_stmt): Don't value number RHS if we already know
1077 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1078 Jim Wilson <wilson@specifix.com>
1081 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1084 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1085 Richard Sandiford <richard@codesourcery.com>
1086 Nigel Stephens <nigel@mips.com>
1088 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1089 (mips16e_output_save_restore): Declare.
1090 (mips16e_save_restore_pattern_p): Likewise.
1091 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1092 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1093 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1094 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1095 (BITSET_P): New global macro, extracted from...
1096 (mips_for_each_saved_reg): ...here.
1097 (mips16e_save_restore_info): New struct.
1098 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1099 (mips16e_save_restore_regs): New variable.
1100 (mips_split_plus, mips16e_find_first_register): New functions.
1101 (mips16e_mask_registers): New function.
1102 (compute_frame_size): Expand the commentary before the function.
1103 Enforce the MIPS16e save and restore register range restrictions.
1104 Pad the general register save area at the low end.
1105 (mips16e_save_restore_reg, mips16e_build_save_restore)
1106 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1107 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1108 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1110 (mips_expand_prologue, mips_expand_epilogue): Handle
1111 GENERATE_MIPS16E_SAVE_RESTORE.
1112 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1114 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1116 PR tree-optimization/31966
1117 PR tree-optimization/32533
1118 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1119 "basic_block" description as its third argument. Update function
1120 calls to get destination bb from "edge" argument. Save "cond" into
1121 aux field of the edge. Update prototype for changed arguments.
1122 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1124 (find_phi_replacement_condition): Operate on incoming edges, not
1125 on predecessor blocks. If there is a condition saved in the
1126 incoming edge aux field, AND it with incoming bb predicate.
1127 Return source bb of the first edge.
1128 (clean_predicate_lists): Clean aux field of outgoing node edges.
1129 (tree_if_conversion): Do not initialize cond variable. Move
1130 variable declaration into the loop.
1131 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1132 initializations of new_stmt, arg0 and arg1 variables.
1134 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1136 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1137 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1139 2007-07-02 Richard Guenther <rguenther@suse.de>
1141 * tree-ssa.c (useless_type_conversion_p): Document
1142 future intent as defining the middle-end type system.
1143 Re-structure to call langhook last, group by type class,
1144 mark questionable parts.
1146 2007-07-02 Richard Guenther <rguenther@suse.de>
1148 * tree-flow.h (types_compatible_p): Declare.
1149 * tree-ssa.c (types_compatible_p): New function.
1150 * ipa-type-escape.c (discover_unique_type): Use
1151 types_compatible_p instead of lang_hooks.types_compatible_p.
1152 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1153 * tree-vn.c (expressions_equal_p): Likewise.
1154 * tree.c (fields_compatible_p): Likewise.
1155 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1156 (cprop_operand): Use useless_type_conversion_p instead of
1157 lang_hooks.types_compatible_p.
1158 * tree-inline.c (setup_one_parameter): Likewise.
1159 (declare_return_variable): Likewise.
1160 * tree-nrv.c (tree_nrv): Likewise.
1161 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1162 (maybe_fold_offset_to_component_ref): Likewise.
1163 (maybe_fold_offset_to_reference): Likewise.
1164 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1165 (merge_alias_info): Likewise.
1166 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1167 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1168 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1169 * tree-tailcall.c (find_tail_calls): Likewise.
1170 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1171 * gimplify.c (canonicalize_addr_expr): Likewise.
1172 (fold_indirect_ref_rhs): Likewise.
1173 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1174 (cpt_same_type): Likewise.
1175 (check_pointer_types_r): Swap parameters to cpt_same_type
1177 * fold-const.c (fold_convert): Revert fix for PR15988.
1178 * tree-inline.c (setup_one_parameter): Instead fix it here by
1179 using fold_build1 instead of fold_convert and checking for
1180 error_mark_node. Convert only if the conversion is necessary.
1182 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1184 * configure.ac: Check for .gnu_attribute on Power.
1185 * configure: Regenerate.
1186 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1187 attribute for floating-point ABI.
1189 2007-07-02 Ira Rosen <irar@il.ibm.com>
1191 PR tree-optimization/32230
1192 PR tree-optimization/32477
1193 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1194 address is a constant.
1196 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1198 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1199 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1200 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1201 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1202 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1203 64-bit targets. Add support for *-elfoabi*.
1204 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1205 different settings if $(tm_defines) does not select the EABI.
1206 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1207 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1208 (MIPS_ARCH_OPTION_SPEC): Likewise.
1209 (MIPS_ISA_LEVEL_SPEC): Likewise.
1210 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1211 * config/mips/elfoabi.h: New file.
1213 2007-07-02 Richard Guenther <rguenther@suse.de>
1215 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1216 (useless_type_conversion_p): ... this.
1217 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1218 (useless_type_conversion_p): ... this.
1219 * builtins.c (fold_builtin_memory_op): Rename
1220 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1221 * tree-cfg.c (verify_expr): Likewise.
1222 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1223 * tree-ssa-ccp.c (ccp_fold): Likewise.
1224 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1225 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1226 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1227 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1228 * tree-ssa-pre.c (eliminate): Likewise.
1229 * tree-ssa.c (delete_tree_ssa): Likewise.
1230 (tree_ssa_useless_type_conversion): Likewise.
1231 * tree.c (build2_stat): Likewise.
1233 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1235 Fix PR tree-optimization/32571
1236 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1239 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1241 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1242 and other expected operations explicitly, change default to
1245 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1247 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1249 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1250 (tls_load_dot_plus_eight): Move the label number into the unspec.
1251 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1253 2007-07-01 Andreas Schwab <schwab@suse.de>
1255 * dwarf2out.c (initial_return_save): Define only if used.
1257 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1259 Unreverting Richard's Revert of:
1261 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1263 * dce.c (deletable_insn_p_1): New function, split out from...
1264 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1265 specially, not those inside PARALLELs. Remove BODY argument
1266 and adjust recursive call accordingly.
1267 (prescan_insns_for_dce): Update call to delete_insn_p.
1269 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1270 Revital Eres <eres@il.ibm.com>
1272 * ddg.c (create_ddg_all_sccs): Fix missed
1273 initialization of scc_nodes.
1275 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1278 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1279 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1281 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1283 * configure.ac: Check for .gnu_attribute on MIPS.
1284 * configure, config.in: Regenerate.
1285 * config/mips/mips.c (mips_file_start): If supported, output
1286 attribute for floating-point ABI.
1288 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1291 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1292 (ffs_cmove): New expander to expand using ctz pattern.
1293 (*ffs_cmove): Remove pattern.
1294 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1295 (ffsdi2): Expand using ctz pattern.
1296 (*ffs_rex64): Remove pattern.
1298 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1300 PR rtl-optimization/32296
1301 * pa.md (return): Delete pattern.
1302 (return_internal): Remove "(const_int 1)" from pattern.
1303 (epilogue): Use return_internal pattern for trivial returns.
1304 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1305 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1307 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1309 * tree-ssa-pre.c (is_exception_related): New function
1310 (can_value_number_operation): Use it.
1312 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1314 Fix PR tree-optimization/32540
1315 Fix PR tree-optimization/31651
1317 * tree-ssa-sccvn.c: New file.
1319 * tree-ssa-sccvn.h: Ditto.
1321 * tree-vn.c: Include tree-ssa-sccvn.h
1322 (val_expr_paid_d): Removed.
1323 (value_table): Ditto.
1324 (vn_compute): Ditto.
1325 (val_expr_pair_hash): Ditto.
1326 (val_expr_pair_expr_eq): Ditto.
1327 (copy_vuses_from_stmt): Ditto.
1330 (shared_vuses_from_stmt): Ditto.
1331 (print_creation_to_file): Moved up.
1332 (sort_vuses): Ditto.
1333 (sort_vuses_heap): Ditto.
1334 (set_value_handle): Make non-static.
1335 (make_value_handle): Ditto.
1336 (vn_add): Rewritten to use sccvn lookups.
1337 (vn_add_with_vuses): Ditto.
1338 (vn_lookup): Ditto (and second argument removed).
1339 (vn_lookup_with_vuses): Ditto.
1340 (vn_lookup_or_add): Ditto (and second argument removed);
1341 (vn_lookup_or_add_with_vuses): Ditto.
1342 (vn_lookup_with_stmt): New.
1343 (vn_lookup_or_add_with_stmt): Ditto.
1344 (create_value_handle_for_expr): Ditto.
1346 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1347 (seen_during_translate): New function.
1348 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1349 (phi_trans_add): Ditto.
1350 (constant_expr_p): FIELD_DECL is always constant.
1351 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1352 Use constant_expr_p.
1353 Avoid infinite recursion on mutually valued expressions.
1354 Change callers of vn_lookup_or_add.
1355 (phi_translate): New function.
1356 (compute_antic_safe): Allow phi nodes.
1357 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1358 (find_or_generate_expression): Rewrite slightly.
1359 (create_expression_by_pieces): Updated for vn_lookup_or_add
1361 Update VN_INFO for new names.
1362 (insert_into_preds_of_block): Update for new names.
1363 (add_to_exp_gen): New function.
1364 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1365 (find_existing_value_expr): Rewrite to changed vn_lookup.
1366 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1367 (try_look_through_load): Removed.
1368 (try_combine_conversion): Ditto.
1369 (get_sccvn_value): New function.
1370 (make_values_for_phi): Ditto.
1371 (make_values_for_stmt): Ditto.
1372 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1374 (init_pre): Update for SCCVN changes.
1376 (execute_pre): Ditto.
1378 * tree-flow.h (make_value_handle): Declare.
1379 (set_value_handle): Ditto.
1380 (sort_vuses_heap): Ditto.
1381 (vn_lookup_or_add_with_stmt): Ditto.
1382 (vn_lookup_with_stmt): Ditto.
1383 (vn_compute): Remove.
1386 (vn_lookup): Update arguments.
1388 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1390 (tree-ssa-sccvn.o): New.
1391 (OBJS-common): Add tree-ssa-sccvn.o
1393 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1396 * c-typeck.c (build_external_ref): Don't mark as used if called
1398 * calls.c (rtx_for_function_call): Likewise.
1400 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1404 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1406 * dce.c (deletable_insn_p_1): New function, split out from...
1407 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1408 specially, not those inside PARALLELs. Remove BODY argument
1409 and adjust recursive call accordingly.
1410 (prescan_insns_for_dce): Update call to delete_insn_p.
1412 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1414 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1415 (try_combine): Move potential calls to undo_all() so they happen
1416 before we commit to using the combined insns.
1418 2006-06-30 Jan Hubicka <jh@suse.cz>
1420 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1423 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1425 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1426 (cgraph_remove_unreachable_nodes): Likewise.
1427 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1428 * ipa-inline.c (update_caller_keys): Cast according to the coding
1430 (cgraph_decide_recursive_inlining): Likewise.
1431 (cgraph_decide_inlining_of_small_function): Likewise.
1432 (try_inline): Likewise.
1433 (cgraph_decide_inlining_incrementally): Likewise.
1434 * ipa-pure-const.c (get_function_state): Likewise.
1435 (scan_function): Likewise.
1436 (analyze_function): Likewise.
1437 (static_execute): Likewise.
1438 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1439 (merge_callee_local_info): Likewise.
1440 (analyze_function): Use type safe memory macros.
1441 (static_execute): Likewise. Cast according to the coding conventions.
1442 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1444 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1446 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1447 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1450 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1453 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1454 for complex modes (both int and real).
1456 2007-06-29 Jan Hubicka <jh@suse.cz>
1458 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1460 2007-06-29 Jan Hubicka <jh@suse.cz>
1463 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1466 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1469 * config/avr/avr.c: Include dataflow header file.
1470 (expand_prologue): Adjust for prologue insn change.
1471 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1474 2007-06-29 Richard Guenther <rguenther@suse.de>
1477 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1478 during type verification.
1480 2007-06-29 Jan Hubicka <jh@suse.cz>
1482 * recog.c (validate_change_rtx_1): Unshare TO argument.
1484 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1486 PR tree-optimization/24659
1487 * tree-vect-transform.c (vectorizable_call): Handle
1488 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1490 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1491 * config/i386/i386.c (enum ix86_builtins)
1492 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1493 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1495 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1496 const using def_builtin_const.
1497 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1498 input operands in the same modes as the result.
1499 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1501 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1503 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1504 (df_set_dead_notes_for_mw): Likewise.
1506 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1508 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1510 2007-06-28 DJ Delorie <dj@redhat.com>
1512 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1514 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1516 * doc/invoke.texi (C++ Dialect Options): Document
1517 fvisibility-ms-compat.
1518 * c.opt (fvisibility-ms-compat): New.
1520 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1523 * tree-affine.c (aff_combination_add_elt): Handle
1524 pointer addition specially.
1526 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1528 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1529 decl is non-external for AIX ABI.
1531 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1533 * config/rs6000/predicates.md (current_file_function_operand):
1534 Ensure the symbol is non-external for AIX ABI.
1536 2007-06-28 Nick Clifton <nickc@redhat.com>
1538 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1539 (fdce, fdse, fpredictive-commoning): Likewise.
1541 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1544 * gcc.c (process_command): Recognize the new -static-libgfortran
1547 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1550 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1551 Use a call clobbered hard reg instead of a pseudo reg.
1553 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1555 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1557 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1560 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1561 REG_LIBCALL and REG_RETVAL notes.
1562 (divsi3, mulsi3): Likewise.
1563 (mulhisi3): Likewise. Use emit_libcall_block.
1564 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1566 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1568 PR rtl-optimization/32481
1569 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1571 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1573 * dce.c (deletable_insn_p_1): New function, split out from...
1574 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1575 specially, not those inside PARALLELs. Remove BODY argument
1576 and adjust recursive call accordingly.
1577 (prescan_insns_for_dce): Update call to delete_insn_p.
1579 2007-06-27 Richard Guenther <rguenther@suse.de>
1582 * tree.h (fold_convertible_p): Declare.
1583 * fold-const.c (fold_convertible_p): New function.
1584 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1585 instead of lang_hooks.types_compatible_p.
1587 2007-06-26 Jan Hubicka <jh@suse.cz>
1589 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1590 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1591 early use validate_unshare_change.
1592 (reload_combine): Likewise.
1593 * recog.c (change_t): New field unshare.
1594 (validate_change_1): Rename from validate_change; add argument unshare.
1595 (validate_change): Turn into wrapper of validate_change_1; update
1596 prototype for bools.
1597 (validate_unshare_change): New.
1598 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1599 calls of df_insn_rescan.
1600 * recog.h (validate_change): Replace ints by bools.
1601 (validate_unshare_change): Declare.
1603 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1605 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1607 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1609 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1611 2007-06-25 Jan Hubicka <jh@suse.cz>
1613 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1615 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1616 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1617 places other call site specific checks are performed.
1619 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1622 * tree-vect-transform.c (vectorizable_operation): Convert
1623 POINTER_PLUS_EXPR over to PLUS_EXPR.
1625 2007-06-25 Chao-ying Fu <fu@mips.com>
1627 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1628 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1629 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1630 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1632 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1633 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1634 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1635 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1636 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1637 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1638 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1639 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1640 ALL_FIXED_POINT_MODE_P): New define.
1641 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1643 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1645 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1646 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1647 MODE_VECTOR_UACCUM): New mode classes.
1649 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1650 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1651 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1654 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1655 (blank_mode): Initialize ibit and fbit.
1656 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1657 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1659 (new_adjust): Change required_class to required_class_from and
1660 required_class_to for testing within a range.
1661 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1662 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1664 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1665 (make_fixed_point_mode): New.
1666 (_ADD_ADJUST): Change C to C1 and C2.
1667 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1668 use a range for machine classes.
1669 (ADJUST_IBIT, ADJUST_FBIT): New.
1670 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1672 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1673 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1674 Emit adjustment for ibit and fbit.
1675 (emit_mode_ibit, emit_mode_fbit): New.
1676 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1678 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1680 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1681 as the source of the set.
1683 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1685 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1686 FP_REGNO_P): Use IN_RANGE.
1687 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1688 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1689 (DATA_REG_P): Use DATA_REGNO_P.
1690 (FP_REG_P): Use FP_REGNO_P.
1691 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1692 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1693 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1695 2007-06-24 Jan Hubicka <jh@suse.cz>
1698 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1700 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1703 * fold-const.c (fold_binary): Strip nops of operand 0
1704 of BIT_NOT_EXPR before calling operand_equal_p.
1705 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1706 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1708 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1710 * doc/extend.texi: Document that dllimport and dllexport imply
1712 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1713 imported or exported declaration, including type declarations.
1714 * c-common.c (handle_visibility_attribute): Check for conflicts
1715 with dllimport/dllexport.
1716 (c_determine_visibility): Handle dllimport/dllexport as an
1717 explicit visibility atttribute.
1719 2007-06-23 Richard Guenther <rguenther@suse.de>
1721 PR tree-optimization/16876
1723 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1725 * tree-inline.c (initialize_inlined_parameters): Do not call
1726 lang_hooks.tree_inlining.convert_parm_for_inlining.
1727 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1728 reason for mismatched types.
1729 * gimplify.c (gimplify_call_expr): Verify the call expression
1730 arguments match the called function type signature. Otherwise
1731 mark the call expression to be not considered for inlining
1732 using CALL_CANNOT_INLINE_P flag.
1733 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1734 edges call expression.
1735 (cgraph_decide_inlining_of_small_function): Likewise.
1736 (cgraph_decide_inlining): Likewise.
1737 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1739 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1740 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1741 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1743 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1744 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1746 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1747 convert_parm_for_inlining member.
1749 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1752 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1753 Remove optimization for GT.
1755 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1758 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1760 (prescan_insns_for_dce): Add extra parameter.
1762 2007-06-23 Jan Hubicka <jh@suse.cz>
1765 * gimplify.c (mark_addressable): New function.
1766 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1768 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1771 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1773 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1776 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1777 moves between MMX/SSE registers to at least 8 units to prevent
1778 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1780 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1782 * config/i386/i386.c (override_options): Correct x86_sahf
1785 2007-06-21 David Daney <ddaney@avtrex.com>
1788 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1789 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1790 (exception_receiver): Renamed to ...
1791 (nonlocal_goto_receiver): ... this.
1793 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1795 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1796 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1797 partial register accesses.
1799 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1801 * fold-const.c (debug_fold_checksum): Move it under
1802 ENABLE_FOLD_CHECKING.
1804 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1807 * tree.h (debug_fold_checksum): Declared.
1808 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1809 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1810 build_fold_addr_expr_with_type_1.
1811 (fold_addr_expr, debug_fold_checksum): New.
1812 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1813 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1816 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1818 PR tree-optimization/19590
1819 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1820 of scev is a constant.
1821 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1823 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1825 * df-problems.c (df_note_bb_compute): Made computation of live
1826 info consistent with df_lr.
1828 2007-06-21 Richard Guenther <rguenther@suse.de>
1830 PR tree-optimization/32453
1831 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1832 for pointer anti-range.
1834 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1836 * config/i386/i386.c (processor_target_table): Increase maximum
1837 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1840 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1841 byte alignment if > 8 byte alignment is preferred.
1842 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1844 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1846 PR tree-optimization/31866
1847 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1848 if ASM_EXPR's input is not a SSA_NAME.
1851 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1852 but decl is a global var, instead return decl.
1853 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1854 even for is_global_var decls, if they are private in some outer
1857 2007-06-21 Richard Guenther <rguenther@suse.de>
1859 PR tree-optimization/32451
1860 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1862 2007-06-21 Christian Bruel <christian.bruel@st.com>
1864 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1865 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1866 (push_regs): Changed saving order or banked registers.
1867 (sh_expand_epilogue): Likewise.
1868 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1869 (FIRST_BANKED_REG): Likewise.
1870 (LAST_BANKED_REG): Likewise.
1871 * config/sh/sh.md (banked) New attribute.
1872 (in_delay_slot): Check banked attribute.
1874 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1876 PR tree-optimization/32075
1877 * tree-data-ref.c (subscript_dependence_tester_1,
1878 analyze_miv_subscript, analyze_overlapping_iterations,
1879 add_distance_for_zero_overlaps, build_classic_dist_vector,
1880 subscript_dependence_tester_1, analyze_overlapping_iterations,
1881 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1882 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1883 to evolution_function_is_affine_multivariate_p.
1885 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1887 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1889 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1892 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1894 * config/m32c/prologue.md (epilogue_exitd_16): New.
1895 (epilogue_reit_16): New.
1896 (epilogue_exitd): Rename to epilogue_exitd_24.
1897 (epilogue_reit): Rename to epilogue_reit_24.
1899 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1900 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1902 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1904 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1905 if dbg_cnt (sched_insn) reaches the limit.
1906 (choose_ready): New parameter INSN_PTR and new return value.
1907 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1908 the new return value from choose_ready.
1909 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1910 (rest_of_handle_global_alloc): New global_alloc_at_func.
1912 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1914 PR tree-optimization/25737
1915 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1916 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1917 * tree-flow.h (struct fieldoff): Add new field alias_set.
1918 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1919 argument addressable_type. Set alias_set of fieldoff.
1920 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1921 (create_overlap_variables_for): Pass alias_set from fieldoff to
1923 * alias.c (get_alias_set): Use alias_set from SFT if set.
1925 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1927 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1928 of a variable as an unsigned HOST_WIDE_INT integer.
1930 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1932 PR rtl-optimization/32405
1933 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1935 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1937 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1940 * builtins.c: Include diagnostic.h.
1941 (expand_builtin_expect): Make gcc_assert more permissive.
1942 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1945 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1949 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1950 if ACCUMULATE_OUTGOING_ARGS.
1952 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1954 * config/m68hc11/m68hc11.c: Include dataflow header file.
1955 (m68hc11_reorg): Port to dataflow.
1957 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1959 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1960 (struct df_problem.free_blocks_on_set_blocks): New field.
1961 (struct dataflow.optional_p): New field.
1962 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1963 (df_live_set_all_dirty): New function.
1964 * df-scan.c (df_scan_alloc): Initialize optional_p.
1965 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1966 * df-core.c (df_set_blocks): Removed use of
1967 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1968 df_problem.free_blocks_on_set_blocks to determine which blocks are
1970 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1971 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1972 uses dataflow.optional_p to determine if problem should be
1974 (rest_of_handle_df_initialize): Only start live problem if
1976 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1977 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1978 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1979 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1980 problem_NOTE): Initialize free_blocks_on_set_blocks.
1981 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1983 (df_live_set_all_dirty, df_note_alloc): New function.
1984 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1986 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1987 * postreload.c (reload_combine): Ditto.
1988 * cse.c (cse_extended_basic_block): Ditto.
1989 * regmove.c (mark_flags_life_zones): Ditto.
1990 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1991 erase_matching_seqs): Ditto.
1992 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1993 * integrate (allocate_initial_values): Ditto.
1994 * combine.c (reg_dead_at_p): Ditto.
1995 * resource.c (mark_target_live_regs): Ditto.
1996 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1997 * config/sh/sh.c (find_r0_life_regions): Ditto.
1998 * global.c (rest_of_handle_global_alloc): Only add back df_live
2000 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2002 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2004 (if_convert): Make sure df_live is there at -O == 1.
2005 (pass_if_after_combine): Cleanup flags.
2006 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2007 is there at -O == 1.
2009 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2011 * config/arm/arm.c (arm_get_frame_offsets): Set
2012 offsets->locals_base to avoid negative stack size.
2013 (thumb1_expand_prologue): Assert on negative stack size.
2015 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2017 PR tree-optimization/32367
2018 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2019 of the chrec has no evolution in that loop.
2020 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2022 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2024 * config/xtensa/xtensa.c: Include "df.h".
2025 (xtensa_builtin_saveregs): Use adjust_address instead of
2027 (xtensa_va_start): Invoke make_tree with sizetype for
2028 expand_builtin_saveregs and then convert the result to a pointer.
2029 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2030 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2031 Subtract argument size from index value as integers and then use
2032 POINTER_PLUS_EXPR to add the result to the array address.
2034 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2037 * config/m32c/m32c.c: Include dataflow header file.
2038 (m32c_emit_prologue): Adjust for prologue insn change.
2039 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2040 once inside a PARALLEL. Assume frame size passed in operand 0
2041 includes space to save the fb register.
2042 (prologue_enter_24): Likewise.
2043 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2045 2007-06-19 David Daney <ddaney@avtrex.com
2048 * config/mips/mips.md (cprestore): Mark $gp as used.
2050 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2053 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2054 (frv_ifcvt_modify_insn): Likewise.
2056 2007-06-19 Richard Guenther <rguenther@suse.de>
2058 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2059 only handle positive offsets that fit in a HOST_WIDE_INT.
2061 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2063 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2064 result of rsqrt insn for zero input argument to avoid NaN.
2066 2007-06-19 Richard Guenther <rguenther@suse.de>
2069 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2071 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2073 PR tree-optimization/32353
2074 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2076 2007-06-19 Nick Clifton <nickc@redhat.com>
2078 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2080 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2083 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2084 * config/i386/i386.c (assign_386_stack_local): Assert that
2085 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2086 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2087 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2088 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2090 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2092 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2094 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2096 PR rtl-optimization/32321
2097 * gcse.c (replace_store_insn): Update the note before
2098 calling emit_insn_after.
2100 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2103 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2105 * df-problems.c (df_note_bb_compute): Fix dumping info.
2107 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2109 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2110 insn with emit_jump_insn.
2112 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2114 PR tree-optimization/32383
2115 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2116 * targhooks.h (default_builtin_reciprocal): Update prototype.
2117 * target.h (struct gcc_target): Update builtin_reciprocal.
2118 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2119 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2120 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2121 when fndecl is in BUILT_IN_MD class.
2122 (execute_convert_to_rsqrt): Ditto.
2124 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2125 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2126 Convert BUILT_IN_SQRTF code only when md_fn is false.
2128 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2130 * bt-load.c (move_btr_def): Fix the order of arguments
2131 to validate_replace_rtx.
2133 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2135 * config/m68k/m68k-devices.def: Add 54450..54455.
2137 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2139 PR rtl-optimization/32366
2140 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2141 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2144 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2147 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2148 this is true, rescan insn being modified.
2149 (sms_schedule): Added rescan parameter.
2150 (rest_of_handle_sms): Moved freeing of dominance info to before
2151 getting out of cfg_layout.
2153 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2155 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2156 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2159 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2160 FL_CF_EMAC from the entry for isac.
2162 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2163 (const_sibcall_operand): New.
2164 (sibcall_operand): Use it.
2165 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2166 (m68k_isas): ISAC does not imply FPU or EMAC.
2167 (override_options): Add ISA_C logic for symbolic jump & call.
2169 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2171 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2172 return mode from the builtin itself.
2173 (sparc_fold_builtin): Fix cast of zero constant.
2175 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2177 * targhooks.c (default_builtin_reciprocal): New default target hook.
2178 * targhooks.h (default_builtin_reciprocal): Add prototype.
2179 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2180 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2181 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2182 default_builtin_reciprocal.
2184 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2187 * hooks.c (hook_tree_tree_bool_null): New hook.
2188 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2189 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2190 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2191 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2192 and convert it to reciprocal a*rfunc(b).
2193 (execute_convert_to_rsqrt): New function.
2194 (gate_convert_to_rsqrt): New function.
2195 (pass_convert_to_rsqrt): New pass definition.
2196 * target.h (struct gcc_target): Add builtin_reciprocal.
2197 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2198 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2199 TARGET_BUILTIN_RECIPROCAL.
2200 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2202 * config/i386/i386.h (TARGET_RECIP): New define.
2203 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2204 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2205 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2206 and not optimizing for size.
2207 (*rcpsf2_sse): New insn pattern.
2208 (*rsqrtsf2_sse): Ditto.
2209 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2210 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2211 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2212 and not optimizing for size.
2213 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2214 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2215 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2216 and not optimizing for size.
2217 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2218 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2219 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2220 and not optimizing for size.
2221 (*sse_rsqrtv4sf2): Do not export.
2223 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2224 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2225 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2226 and not optimizing for size.
2228 * config/i386/i386.opt (mrecip): New option.
2229 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2230 (ix86_emit_swsqrtsf): Ditto.
2231 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2232 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2234 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2235 ix86_expand_unop1_builtin.
2236 (ix86_emit_swdivsf): New function.
2237 (ix86_emit_swsqrtsf): Ditto.
2238 (ix86_builtin_reciprocal): New function.
2239 (TARGET_BUILTIN_RECIPROCAL): Use it.
2240 (ix86_vectorize_builtin_conversion): Rename from
2241 ix86_builtin_conversion.
2242 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2243 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2244 "i386 and x86_64 Options" section.
2245 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2247 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2248 Zdenek Dvorak <dvorakz@suse.cz>
2249 Richard Guenther <rguenther@suse.de>
2250 Kaz Kojima <kkojima@gcc.gnu.org>
2252 * tree-vrp.c (compare_values_warnv): Convert val2 to
2254 (extract_range_from_assert): Create
2255 POINTER_PLUS_EXPR for pointer types.
2256 (extract_range_from_binary_expr): Handle
2257 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2259 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2260 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2261 POINTER_PLUS_EXPR as PLUS_EXPR.
2262 (number_of_iterations_lt_to_ne):
2263 For pointer types, use sizetype when
2264 creating MINUS_EXPR/PLUS_EXPRs.
2265 (assert_loop_rolls_lt): For pointer types, use sizetype when
2266 creating MINUS_EXPR/PLUS_EXPRs.
2267 (number_of_iterations_le): Likewise.
2268 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2269 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2270 like PLUS_EXPR and MINUS_EXPR.
2271 * tree-pretty-print.c (dump_generic_node): Handle
2273 (op_prio): Likewise.
2274 (op_symbol_1): Likewise.
2275 * optabs.c (optab_for_tree_code): Likewise.
2276 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2278 * tree-tailcall.c (process_assignment): Mention
2279 POINTER_PLUS_EXPR in a TODO comment.
2280 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2281 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2282 not used with a pointer and an integer type.
2283 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2284 increment using chrec_convert_rhs instead of chrec_convert.
2285 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2286 PLUS_EXPR except for the right hand side's type will be
2288 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2289 (fold_used_pointer_cast): Kill.
2290 (pointer_offset_p): Kill.
2291 (fold_used_pointer): Kill.
2292 (pointer_used_p): Kill.
2293 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2294 call fold_used_pointer.
2295 (instantiate_parameters_1): Convert the increment
2296 using chrec_convert_rhs instead of chrec_convert.
2297 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2298 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2299 instead of PLUS_EXPR.
2300 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2301 PLUS_EXPR for pointers.
2302 (std_gimplify_va_arg_expr): Likewise.
2303 (fold_builtin_memory_op): Likewise.
2304 (fold_builtin_strstr): Likewise.
2305 (fold_builtin_strchr): Likewise.
2306 (fold_builtin_strrchr): Likewise.
2307 (fold_builtin_strpbrk): Likewise.
2308 (expand_builtin_memory_chk): Likewise.
2309 (fold_builtin_memory_chk): Likewise.
2310 (std_expand_builtin_va_start): Use
2311 sizetype for the call to make_tree and then convert
2312 to the pointer type.
2313 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2314 instead of PLUS_EXPR for adding to a pointer.
2315 (std_gimplify_va_arg_expr): Use fold_build2 for
2316 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2317 the operands to sizetype first and then cast the BIT_AND_EXPR
2318 back to the pointer type.
2319 * fold-const.c (build_range_check): Handle pointer types
2321 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2322 of PLUS_EXPR's. Make sure the offset is converted to
2324 (try_move_mult_to_index): Strip the NOPs from the offset.
2325 Remove code argument and replace all uses with PLUS_EXPR.
2326 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2327 specially. Don't use a pointer type for MINUS_EXPR.
2328 (fold_unary): Handle for (T1)(X op Y),
2329 only p+ as that is the only as that can be handled for
2330 binary operators now.
2331 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2333 <case PLUS_EXPR>: Add folding of PTR+INT into
2335 Don't call try_move_mult_to_index.
2336 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2337 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2338 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2339 Don't call try_move_mult_to_index.
2340 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2341 (tree_expr_nonzero_p): Likewise.
2342 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2343 of PLUS_EXPR for the complex expression folding.
2344 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2345 first chrec is a pointer type, then the second should
2346 be sizetype and not the first's type.
2347 For POINTER_PLUS_EXPR, use a different right hand side type.
2348 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2349 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2350 different right hand side type.
2351 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2352 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2353 instead of PLUS_EXPR.
2354 When either operand is zero, convert the other operand.
2355 (chrec_apply): Use chrec_convert_rhs
2356 on the argument x instead of chrec_convert.
2357 (reset_evolution_in_loop): For pointer types, the new_evol
2359 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2360 different right hand side type.
2361 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2362 (chrec_convert_rhs): New function.
2363 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2364 different right hand side type.
2365 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2366 * tree-chrec.h (chrec_convert_rhs): New prototype.
2367 (build_polynomial_chrec): For pointer types, the right hand
2368 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2369 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2370 Remove subtraction case as it is always addition now.
2371 Make sure the offset is converted to sizetype.
2372 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2373 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2374 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2375 PLUS_EXPR in pointer type.
2376 Handle POINTER_PLUS_EXPR.
2377 (tree_to_aff_combination): Likewise.
2378 (force_expr_to_var_cost): Likewise.
2379 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2380 instead of PLUS_EXPR for pointers.
2381 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2382 instead of PLUS_EXPR of pointer types.
2383 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2385 (check_va_list_escapes): Likewise.
2386 (check_all_va_list_escapes): Likewise.
2387 * dwarf2out.c (loc_descriptor_from_tree_1):
2388 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2389 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2390 (string_constant): Likewise.
2391 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2392 the offset to the base, use POINTER_PLUS_EXPR.
2393 (add_to_parts): Convert the index to sizetype.
2394 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2395 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2396 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2397 Offset only holds something for PLUS_EXPR.
2398 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2400 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2402 (analyze_accesses_for_modify_stmt): Likewise.
2403 Remove comment about the type being integral type as it is
2405 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2407 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2409 Correct the type which the artimentic is done in (is now
2412 * tree-data-ref.c (split_constant_offset): Handle
2414 * tree-affine.c (tree_to_aff_combination): Likewise.
2415 * c-typeck.c (build_unary_op): For pointers create the increment
2416 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2418 * gimplify.c (gimplify_self_mod_expr): Create a
2419 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2420 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2421 * tree.def (POINTER_PLUS_EXPR): New tree code.
2422 * tree-predcom.c (ref_at_iteration): If we have a pointer
2423 type do the multiplication in sizetype.
2424 * tree-mudflap.c (mf_xform_derefs_1): Create a
2425 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2426 * tree-ssa-forwprop.c
2427 (forward_propagate_addr_into_variable_array_index):
2428 Don't expect there to be a cast for the index as that
2429 does not exist anymore.
2430 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2431 instead of PLUS_EXPR.
2432 Don't check for the first operand of the POINTER_PLUS_EXPR
2433 was the index as it cannot be.
2434 Call forward_propagate_addr_into_variable_array_index with
2435 the SSA_NAME instead of the statement.
2436 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2437 (compare_constant): Likewise.
2438 (copy_constant): Likewise.
2439 (compute_reloc_for_constant): Likewise.
2440 (output_addressed_constants): Likewise.
2441 (initializer_constant_valid_p): Likewise.
2442 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2443 Convert the MIN/MAX of the inner type to the outer
2444 type before comparing them.
2445 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2446 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2447 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2448 of PLUS_EXPR for pointers.
2449 * tree-inline.c (estimate_num_insns_1): Handle
2451 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2452 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2453 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2454 instead of PLUS_EXPR for the pointer increment statement.
2455 (vect_update_ivs_after_vectorizer): For pointer types, create
2456 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2457 MULT_EXPR in sizetype.
2458 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2460 * tree-object-size.c (plus_expr_object_size): Handle
2461 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2462 code which is trying to figure out which side is a pointer and
2464 (check_for_plus_in_loops_1): Likewise.
2465 (check_for_plus_in_loops): Likewise.
2466 * c-common.c (pointer_int_sum): Create a
2467 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2468 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2469 only POINTER_PLUS_EXPR. Removing all the extra
2470 code which is trying to figure out which side is a pointer and
2472 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2473 PLUS_EXPR and MINUS_EXPR.
2474 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2476 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2477 with make_tree, instead of a pointer type.
2478 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2479 for pointers instead of PLUS_EXPR.
2480 (s390_gimplify_va_arg): Likewise.
2481 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2482 instead of PLUS_EXPR when doing addition on pointer
2483 types. Use sizetype for the second operand.
2484 (spu_gimplify_va_arg_expr): Likewise.
2485 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2486 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2487 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2488 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2489 for the pointer addition and also use size_int/sizetype
2491 (ix86_gimplify_va_arg): Likewise.
2492 Perform BIT_AND_EXPR on sizetype arguments.
2493 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2494 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2495 for the pointer additions and also use size_int for the offsets.
2496 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2497 additions and also use size_int for the offsets. Perform
2498 BIT_AND_EXPR on sizetype arguments.
2499 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2500 POINTER_PLUS_EXPR for pointers and create the
2501 BIT_AND_EXPR in sizetype.
2502 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2503 instead of PLUS_EXPR for pointer addition.
2504 (rs6000_va_start): Likewise.
2505 Also use sizetype for the offset.
2506 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2507 as PLUS_EXPR/MINUS_EXPR.
2508 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2509 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2510 Don't use BIT_AND_EXPR on a pointer type, convert the
2511 expression to sizetype first.
2512 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2514 (mips_gimplify_va_arg_expr): Likewise.
2515 Don't create BIT_AND_EXPR in a pointer type.
2517 2007-06-15 Eric Christopher <echristo@apple.com>
2519 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2520 (x86_64-*-darwin*): Ditto.
2521 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2524 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2526 * doc/extend.texi: Document behavior of __attribute__((aligned))
2529 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2531 * rtlanal.c (note_stores): Improve documentation.
2533 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2535 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2536 LOCAL_LABEL_PREFIX): Delete.
2537 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2538 (bfin_internal_label): Delete.
2540 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2542 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2543 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2544 otherwise define to LIBGCC2_TF_CEXT.
2545 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2546 (LIBGCC_TF_CEXT): Ditto.
2549 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2551 PR rtl-optimization/32339
2552 * df-scan.c (df_uses_record): Don't modify flags but just add to
2553 it for df_ref_record.
2555 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2557 * tree-mudflap.c: Fix whitespace issues.
2559 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2561 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2563 2007-06-14 Eric Christopher <echristo@apple.com>
2565 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2566 (movv4sf): Use gcc_unreachable instead of abort.
2568 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2571 * config/i386/sfp-machine.h (CMPtype): New define.
2572 (mach stubs): Use CMPtype instead of int as a return type.
2574 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2576 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2577 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2578 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2579 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2580 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2581 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2582 config/soft-fp/soft-fp.h: Update from glibc CVS.
2584 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2586 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2588 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2591 * config/v850/v850.c: Include dataflow header file.
2592 (substitute_ep_register): Fix typo.
2594 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2596 * configure.ac: Fix earlier checkin.
2597 * configure: Regenerated.
2599 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2601 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2602 * aclocal.m4: Regenerate.
2603 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2604 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2605 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2606 * configure: Regenerate.
2607 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2609 * Makefile.in (quickstrap): Build libgcc too.
2611 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2613 * configure.ac: Add --enable-checking=df. Explicitly mention that
2614 the variables are initialized as for "release".
2615 * df-core.c: Use it.
2616 * configure: Regenerate.
2617 * config.in: Regenerate.
2619 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2621 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2622 validate_replace_rtx instead of replace_rtx.
2623 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2625 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2627 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2628 (DWARF2_UNWIND_INFO): Override default if configured with
2630 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2631 (ENDFILE_SPEC): Add crtend.o.
2632 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2633 (ENDFILE_SPEC): Add crtend.o.
2634 (TARGET_USE_JCR_SECTION): Define.
2635 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2637 * config/i386/cygming-crtbegin.c: New file.
2638 * config/i386/cygming-crtend.c: New file.
2640 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2642 * config/i386/w32-unwind.h: New file.
2644 2007-06-13 Eric Christopher <echristo@apple.com>
2646 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2647 the user set a value below STACK_BOUNDARY.
2649 2007-06-13 Thiemo Seufer <ths@networkno.de>
2651 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2652 imply -lpthread for -pthread.
2654 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2656 * basic-block.h: Remove the prototype for
2657 free_basic_block_vars.
2658 * cfglayout.h: Remove the prototype for
2659 insn_locators_initialize.
2660 * tree.h: Remove the prototype for emit_line_note.
2662 * tree-ssa-pre.c (mergephitemp): Remove.
2663 (init_pre): Don't use mergephitemp.
2665 2007-06-13 Eric Christopher <echristo@apple.com>
2667 * config/i386/i386.c (override_options): If we've specified
2668 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2670 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2672 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2675 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2677 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2678 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2679 (eh_store_handler): New pattern.
2680 (eh_return): Emit it instead of a plain move.
2682 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2684 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2685 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2686 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2689 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2691 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2692 (find_next_insn_start, find_load): New functions.
2693 (bfin_reorg): Use them to deal with the fact that parallel insns are
2694 no longer represented as a SEQUENCE.
2696 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2698 * config/sparc/sparc.c (sparc_override_options): Initialize
2701 2007-06-13 Dave Korn <dave.korn@artimi.com>
2703 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2706 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2708 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2709 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2710 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2711 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2712 tree-vect-transform.c: Fix comment typos. Follow spelling
2715 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2717 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2718 to the exit block use set.
2719 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2720 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2721 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2723 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2725 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2726 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2727 to indicate an error.
2728 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2730 (dbg_cnt_process_opt): Print an error on a bad argument.
2731 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2732 * common.opt (-fdbg-cnt-list): New.
2733 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2735 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2737 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2738 flag on ref-all pointers.
2740 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2743 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2744 for the offset with the modifier as EXPAND_INITIALIZER
2745 if the modifier is EXPAND_INITIALIZER.
2746 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2747 a register if we had an overflow.
2749 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2751 * real.c (real_isfinite): New.
2752 (real_sqrt): Use it.
2753 * real.h (real_isfinite): New.
2754 * builtins.c: Use it.
2756 2007-06-12 Ian Lance Taylor <iant@google.com>
2757 Daniel Berlin <dberlin@dberlin.org>
2760 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2761 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2762 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2763 (DECL_NO_TBAA_P): Define.
2764 (struct tree_decl_common): Add no_tbaa_flag field.
2765 * tree-ssa-structalias.c (struct variable_info): Add
2766 no_tbaa_pruning field.
2767 (new_var_info): Initialize no_tbaa_pruning field.
2768 (unify_nodes): Copy no_tbaa_pruning field.
2769 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2770 (dump_solution_for_var): Print no_tbaa_pruning flag.
2771 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2773 (compute_tbaa_pruning): New static function.
2774 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2775 Call compute_tbaa_pruning.
2776 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2777 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2778 * gimple-low.c (lower_stmt): Likewise.
2779 * tree-gimple.c (is_gimple_stmt): Likewise.
2780 * tree-ssa-operands.c (get_expr_operands): Likewise.
2781 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2782 * tree-inline.c (estimate_num_insns_1): Likewise.
2783 (copy_result_decl_to_var): Likewise.
2784 * expr.c (expand_expr_real_1): Likewise.
2785 * tree-pretty-print.c (dump_generic_node): Likewise.
2786 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2787 * omp-low.c (omp_copy_decl_2): Likewise.
2788 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2789 * doc/c-tree.texi (Expression trees): Document
2790 CHANGE_DYNAMIC_TYPE_EXPR.
2792 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2794 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2795 with !HONOR_NANS and !HONOR_INFINITIES.
2796 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2798 2007-06-12 Tristan Gingold <gingold@adacore.com>
2800 * gcov.c: Comments updated.
2801 (source_info): Add file_time field.
2802 (source_index): New variable.
2803 (mutiple_files): New variable.
2804 (generate_results): New function extracted from process_file.
2805 (process_file): Save and restore chain of functions, generate
2806 results and free structures only if not merging results.
2807 (release_structures): File names are now freed in create_file_names
2808 (create_file_names): Free previous file names.
2809 (find_source): File date is now read here and modifications in
2810 source files is checked here.
2811 (read_graph_file): Only reverse order of functions for the current
2813 (make_gcov_file_name): Do not generate long names if input_name is
2815 (output_lines): If merging results do not display graph, data and
2817 Checking source file modification is done in find_source.
2819 * doc/gcov.texi: Append an s to sourcefile.
2821 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2823 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2824 (forced_nop): New pattern.
2825 * config/bfin/bfin.c: Include "df.h".
2826 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2827 (bfin_discover_loop): Use df_get_live_in instead of
2828 global_live_at_start.
2829 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2830 df_analyze when done.
2831 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2832 the insns. Use QImode for the final insn in a bundle. Call
2833 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2835 (reorder_var_tracking_notes): New function.
2836 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2837 update_life_info. Call df_analyze after scheduling and bundle
2838 generation. Call reorder_var_tracking_notes if generating these
2839 notes. Call df_finish_pass at the end.
2841 2007-06-12 Dirk Mueller <dmueller@suse.de>
2843 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2844 a comparison, not an assignment.
2846 2007-06-12 Olivier Hainque <hainque@adacore.com>
2848 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2849 Request walking the subtrees only, leaving the current is_lhs/val_only
2851 (convert_non_local_reference): Likewise.
2853 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2855 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2857 2007-06-12 Richard Guenther <rguenther@suse.de>
2859 PR tree-optimization/15353
2860 PR tree-optimization/31657
2861 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2862 * timevar.def: Add TV_TREE_IFCOMBINE.
2863 * tree-pass.h (pass_tree_ifcombine): Declare.
2864 * tree-ssa-ifcombine.c: New file.
2865 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2866 * tree-flow.h (blocks_in_phiopt_order): Declare.
2867 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2868 (tree-ssa-ifcombine.o): New dependencies.
2870 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2872 PR rtl-optimization/32293
2873 * combine.c (simplify_if_then_else): Truncate return from
2874 nonzero_bits() to correct mode.
2876 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2878 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2879 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2881 2007-06-11 Diego Novillo <dnovillo@google.com>
2883 * Makefile.in (reload1.o-warn): Remove.
2885 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2887 * combine.c (subst): Use reg_overlap_mentioned_p
2888 instead of comparing register numbers directly.
2890 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2892 * reload1.c (mark_home_live_1): Use the mode parameter.
2894 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2896 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2897 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2901 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2903 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2905 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2907 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2908 from integer registers.
2909 (FP mode splitters): Handle TFmode.
2911 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2913 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2914 for ref-all pointers that point-to anything.
2916 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2918 * config/arm/arm.c (arm_output_dwarf_dtprel,
2919 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2921 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2923 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2924 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2927 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2929 * gcc/tree.c (signed_or_unsigned_type_for): New.
2930 (unsigned_type_for): Use signed_or_unsigned_type_for.
2931 (signed_type_for): Use signed_or_unsigned_type_for.
2932 * gcc/tree.h (signed_or_unsigned_type_for): New.
2933 (get_signed_or_unsigned_type): Remove.
2934 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2935 lang_hooks.types.signed_type
2936 (size_diffop): Likewise.
2937 (all_ones_mask_p): Likewise.
2938 (build_range_check): Likewise.
2939 (fold_cond_expr_with_comparison): Likewise.
2940 (fold_cond_expr_with_comparison): Likewise.
2941 (unextend): Likewise.
2942 (extract_muldiv_1): Likewise.
2943 (fold_single_bit_test_into_sign_test): Likewise.
2944 (fold_binary): Likewise.
2945 (fold_ternary): Likewise.
2946 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2947 instead of get_signed_or_unsigned_type.
2948 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2949 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2950 * gcc/expr.c (signed_or_unsigned_type_for): Use
2951 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2952 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2953 (lhd_signed_or_unsigned_type): Remove.
2954 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2955 signed_or_unsigned_type.
2956 (lhd_signed_or_unsigned_type): Remove.
2957 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2958 lang_hooks.types.signed_type.
2959 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2960 c_common_signed_type instead of lang_hooks.types.signed_type.
2961 (c_common_unsigned_type): New.
2962 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2963 (shorten_compare): Use c_common_unsigned_type instead of
2964 c_common_signed_or_unsigned_type.
2965 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2967 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2968 lang_hooks.types.signed_type.
2969 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2970 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2971 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2972 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2973 instead of unsigned_type_for.
2974 * gcc/c-decl.c (groakdeclarator): Likewise.
2975 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2976 * gcc/c-common.h (c_common_unsigned_type): New.
2978 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2981 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2982 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2984 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2987 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2988 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2990 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2991 Sebastian Pop <sebpop@gmail.com>
2993 * lambda-code.c (remove_iv): New.
2994 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2996 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2998 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2999 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3000 * tree-ssa-loop-prefetch.c: Include optabs.h.
3001 (FENCE_FOLLOWING_MOVNT): New macro.
3002 (struct mem_ref): Add independent_p and storent_p fields.
3003 (record_ref): Initalize the new fields.
3004 (gather_memory_references_ref): Return true if the reference
3006 (gather_memory_references): Check whether all memory accesses
3007 in loop were recorded.
3008 (should_issue_prefetch_p): Return false for nontemporal stores.
3009 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3010 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3011 (determine_loop_nest_reuse): Detect independent memory references.
3012 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3013 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3014 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3015 * config/i386/i386.h (x86_mfence): Declare.
3016 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3017 * config/i386/i386.c (x86_mfence): New variable.
3018 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3020 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3021 * optabs.c (init_optabs): Initialize storent_optab.
3022 * optabs.h (enum optab_index): Add OTI_storent.
3023 (storent_optab): Declare.
3024 * genopinit.c (optabs): Add initialization for storent_optab.
3025 * tree.h (MOVE_NONTEMPORAL): New macro.
3026 * expr.c (expand_assignment, store_expr, store_constructor_field,
3027 store_constructor, store_field, expand_expr_real_1): Propagate
3028 nontemporality of the expanded store.
3029 (emit_storent_insn): New function.
3030 * expr.h (expand_assignment, store_expr): Declaration changed.
3031 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3032 to expand_assignment.
3033 * stmt.c (expand_asm_expr): Ditto.
3034 * calls.c (initialize_argument_information): Pass false as
3035 nontemporality to store_expr.
3036 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3039 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3041 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3043 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3045 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3047 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3048 and allow DECL_P here.
3050 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3052 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3053 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3054 track of the size of the expression.
3055 * cfghooks.c (merge_blocks): Remove block from loops structure only
3056 after call of the merge_blocks hook.
3058 2007-06-09 Tom Tromey <tromey@redhat.com>
3060 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3061 (deprecated_state): Removed.
3062 (start_decl): Update.
3063 (enum deprecated_states): Moved earlier.
3064 (groktypename): Update.
3065 (push_parm_decl): Likewise.
3066 (grokfield): Likewise.
3067 (start_function): Likewise.
3069 2007-06-09 Ian Lance Taylor <iant@google.com>
3071 PR tree-optimization/32169
3072 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3073 CONVERT_EXPR, check whether min and max both converted to an
3074 overflow infinity representation.
3076 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3078 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3079 not inserted on the edge.
3081 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3083 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3084 instructions if they are supported.
3085 (__divsi3, __umodsi3, __modsi3): Likewise.
3086 (__ashldi3, __ashrdi3, __lshrdi3): New.
3087 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3089 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3090 Tony Linthicum <tony.linthicum@amd.com>
3092 * doc/invoke.texi: Add fvect-cost-model flag.
3093 * common.opt (fvect-cost-model): New flag.
3094 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3095 cost fields in stmt_vec_info struct for STMT.
3096 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3097 fields in stmt_vec_info struct and access functions for the same.
3098 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3099 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3100 load, store and vector to scalar operation.
3101 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3102 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3103 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3104 (TARG_VEC_STORE_COST): Define cost of vector store.
3105 (vect_estimate_min_profitable_iters): Define new function.
3106 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3107 check to evaluate if loop iterations are less than minimum profitable
3108 iterations determined by cost model or minimum vect loop bound defined
3109 by user, whichever is more conservative.
3110 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3111 run-time check to evaluate if loop iterations are less than minimum
3112 profitable iterations determined by cost model or minimum vect loop
3113 bound defined by user, whichever is more conservative.
3114 (vect_estimate_min_profitable_iterations): New function to estimate
3115 mimimimum iterartions required for vector version of loop to be
3116 profitable over scalar version.
3117 (vect_model_reduction_cost): New function.
3118 (vect_model_induction_cost): New function.
3119 (vect_model_simple_cost): New function.
3120 (vect_cost_strided_group_size): New function.
3121 (vect_model_store_cost): New function.
3122 (vect_model_load_cost): New function.
3123 (vectorizable_reduction): Call vect_model_reduction_cost during
3125 (vectorizable_induction): Call vect_model_induction_cost during
3127 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3128 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3129 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3130 vectorizable_promotion, vectorizable_demotion): Call
3131 vect_model_simple_cost during analysis phase.
3133 2007-06-08 Simon Baldwin <simonb@google.com>
3135 * reg-stack.c (get_true_reg): Readability change. Moved default case
3136 label into direct switch statement scope.
3138 2007-06-08 Simon Baldwin <simonb@google.com>
3140 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3141 in gcc_assert() with '==' comparison.
3143 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3145 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3146 TARGET_ABM handling of x86_popcnt variable.
3148 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3150 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3151 __builtin_copysignq and __builtin_infq built-in functions.
3153 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3155 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3156 SSE4.2 section. Correct built-in function names in SSE4A section.
3158 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3160 PR tree-optimization/32243
3161 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3162 for ncopies after ratio check between nunits_out and nunits_in.
3163 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3165 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3167 PR tree-optimization/32224
3168 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3169 vectorization upon a non GIMPLE_MODIFY_STMT.
3171 2007-06-08 Christian Bruel <christian.bruel@st.com>
3174 * config/sh/sh.md (doloop_end): New pattern and splitter.
3175 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3177 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3180 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3182 (verify_dominators): Do not change dominance tree.
3184 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3186 * config/sh/constraints.md: New file.
3187 * config/sh/sh.c: Include tm-constrs.h.
3188 (reg_class_from_letter): Remove.
3189 (prepare_cbranch_operands): Use satisfies_constraint_*
3190 function instead of macro.
3191 (andcosts, broken_move, sh_secondary_reload): Likewise.
3192 * config/sh/predicates.md (trapping_target_operand): Likewise.
3193 (and_operand, arith_operand, arith_reg_or_0_operand,
3194 cmp_operand, logical_operand, target_operand,
3195 ua_address_operand, ua_offset, xor_operand): Likewise.
3196 * config/sh/sh.md: Include constraints.md.
3197 (*movsicc_t_false): Use satisfies_constraint_* function
3199 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3200 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3201 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3202 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3203 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3204 (REG_CLASS_FROM_CONSTRAINT): Remove.
3205 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3206 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3207 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3208 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3209 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3210 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3211 function instead of macro.
3212 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3213 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3214 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3215 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3216 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3217 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3218 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3219 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3220 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3221 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3222 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3223 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3224 EXTRA_CONSTRAINT_STR): Likewise.
3225 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3227 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3229 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3231 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3234 * c-common.h (flag_cpp0x): Replaced by...
3235 (cxx_dialect): ... this new variable specifying the C++ dialect that
3237 * c-common.c (flag_cpp0x): Removed.
3238 (cxx_dialect): Defined.
3239 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3241 * c-opts.c (c_common_post_options): Likewise.
3242 (set_std_cxx98): Set cxx_dialect to cxx98.
3243 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3245 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3246 Hui-May Chang <hm.chang@apple.com>
3248 * doc/invoke.texi (Darwin Options): Update documentation for
3249 -mmacosx-version-min.
3250 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3251 * config/darwin-driver.c: New file.
3252 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3253 * config/t-darwin (darwin-driver.o): New rule.
3255 * config/darwin-c.c (version_as_macro): Ignore low digit.
3257 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3259 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3260 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3261 (CSGNMODE): New mode macro.
3262 (CSGNVMODE): New mode attribute.
3263 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3264 expander using CSGNMODE mode macro. Handle TFmode.
3265 (copysign<mode>3_const): Rename from copysignsf3_const and
3266 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3268 (copysign<mode>3_var): Rename from copysignsf3_var and
3269 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3271 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3272 mode macro. Handle TFmode.
3273 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3274 (iortf3, *iortf3): Ditto.
3275 (xortf3, *xortf3): Ditto.
3276 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3277 TFmode and TImode masks.
3278 (ix86_expand_copysign): Expand TFmode copysign insn.
3279 (IX86_BUILTIN_INFQ): New.
3280 (IX86_BUILTIN_FABSQ): Ditto.
3281 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3282 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3283 [__builtin_fabsq]: Ditto.
3284 [__builtin_copysignq]: Ditto.
3285 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3286 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3287 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3288 ix86_expand_binop_builtin().
3290 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3292 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3294 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3297 * rtl.h (push_to_sequence2): New.
3298 * emit-rtl.c (push_to_sequence2): New.
3299 * function.c (assign_parm_data_all): Add new fields.
3300 (assign_parm_setup_block): Call push_to_sequence2 instead of
3302 (assign_parm_setup_reg): Ditto.
3303 (assign_parm_setup_stack): Ditto.
3304 (assign_parms_unsplit_complex): Ditto.
3305 (assign_parms): Change field name.
3307 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3309 PR tree-optimization/32220
3310 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3311 phi node is reached before defining statement.
3313 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3316 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3317 after changing the right hand side of the assignment.
3319 2007-06-06 Eric Christopher <echristo@apple.com>
3321 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3322 (x86_64-*-darwin*): Ditto.
3323 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3324 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3326 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3328 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3330 (add_key): Likewise.
3331 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3332 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3334 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3336 (add_cost_one_coalesce): Likewise.
3337 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3338 variable names. Rename orig to orig_name for consistency.
3339 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3341 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3343 (record_equivalences_from_stmt): Likewise.
3344 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3345 the coding conventions.
3346 (memory_ssa_name_same): Likewise.
3347 (dse_optimize_stmt): Likewise.
3348 (dse_record_phis): Likewise.
3349 (dse_finalize_block): Likewise.
3350 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3351 keywords as variable names.
3352 (may_move_till): Cast according to the coding conventions.
3353 (force_move_till_expr): Avoid using C++ keywords as variable names.
3354 (force_move_till): Cast according to the coding conventions.
3355 (memref_hash): Likewise.
3356 (memref_eq): Likewise.
3357 (gather_mem_refs_stmt): Likewise.
3358 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3359 using C++ keywords as variable names.
3360 (idx_find_step): Cast according to the coding conventions.
3361 (idx_record_use): Likewise.
3362 (find_depends): Likewise.
3363 (prepare_decl_rtl): Likewise.
3364 (mbc_entry_hash): Likewise.
3365 (mbc_entry_eq): Likewise.
3366 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3367 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3368 (idx_infer_loop_bounds): Cast according to the coding conventions.
3369 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3370 * tree-ssa-math-opts.c (occ_new ): Likwise.
3371 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3373 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3375 (add_use_op): Likewise.
3376 (add_vop): Likewise.
3377 (add_vuse_op): Likewise.
3378 (add_vdef_op): Likewise.
3379 (get_expr_operands): Likewise.
3380 (push_stmt_changes): Use type safe memory macros.
3381 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3382 keywords as variable names.
3383 (conditional_replacement): Likewise.
3384 (minmax_replacement): Likewise.
3385 (abs_replacement): Likewise.
3386 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3388 (insert_fake_stores): Avoid using C++ keywords as variable names.
3389 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3391 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3392 (heapvar_insert): Use type safe memory macros.
3393 (new_var_info): Cast according to the coding conventions.
3394 (new_constraint): Likewise.
3395 (remove_preds_and_fake_succs): Use type safe memory macros.
3396 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3398 (thread_single_edge): Likewise.
3399 (thread_through_loop_header): Likewise.
3401 2007-06-06 Eric Christopher <echristo@apple.com>
3403 * config/i386/i386.c (override_options): Move handling
3404 of TARGET_SUBTARGET* earlier.
3406 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3408 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3411 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3413 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3414 emited outside of basic block.
3415 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3417 * rtl.h (delete_insn_chain): Declaration changed.
3418 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3420 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3421 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3422 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3423 to delete_insn_chain.
3424 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3425 do not have bb field set.
3426 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3428 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3429 * cfgcleanup.c (try_optimize_cfg): Ditto.
3431 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3433 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3434 (lambda_body_vector_new): Use type safe memory macros.
3435 (lambda_linear_expression_new): Likewise.
3436 (lambda_loopnest_new): Likewise.
3437 (lambda_lattice_new): Likewise.
3438 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3439 conventions. Use type safe memory macros.
3440 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3441 (lambda_body_vector_s): Likewise.
3442 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3443 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3445 2007-06-06 Richard Guenther <rguenther@suse.de>
3447 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3448 if we need to schedule cfg_cleanup.
3449 (tree_ssa_forward_propagate_single_use_vars): Do so.
3451 2007-06-06 Ian Lance Taylor <iant@google.com>
3453 * fold-const.c (merge_ranges): If range_successor or
3454 range_predecessor fail, just return 0.
3456 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3458 PR tree-optimization/32216
3459 * tree-vectorizer.c (supportable_widening_operation): Determine
3460 signedness of FIX_TRUNC_EXPR from output operand.
3461 (supportable_narrowing_operation): Ditto.
3462 * tree-vect-generic.c (expand_vector_operations_1): Determine
3463 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3466 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3468 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3469 (struct pta): ...from here. Change flags to unsigned to avoid
3470 excessive casting (as it is used as a bit mask).
3471 (override_options): Add casts according to the coding convenventions.
3472 (x86_64_elf_unique_section): Likewise.
3473 (examine_argument): Avoid using C++ keywords as variable names.
3474 (construct_container): Likewise.
3475 (legitimize_pic_address): Likewise.
3476 (get_dllimport_decl): Cast according to the coding conventions. Use
3477 type safe memory macros.
3478 (legitimize_address): Cast according to the coding conventions.
3479 (emit_i387_cw_initialization): Corrected the type of slot to enum
3481 (ix86_init_machine_status): Use type safe memory macros.
3482 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3483 (bdesc_pcmpistr): Likewise.
3484 (bdesc_crc32): Likewise.
3485 (bdesc_sse_3arg): Likewise.
3486 (bdesc_2arg): Likewise.
3487 (bdesc_1arg): Likewise.
3488 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3489 (ix86_expand_sse_pcmpistr): Likewise.
3490 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3491 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3492 int to match the langhook definition.
3493 (ix86_builtin_conversion): Change the type of code to unsigned init to
3494 match the langhook definition.
3495 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3497 (ix86_preferred_output_reload_class): Likewise.
3498 (ix86_cannot_change_mode_class): Likewise.
3499 (ix86_memory_move_cost): Likewise.
3500 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3501 avoid excessive casting later on.
3502 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3504 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3506 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3507 as flags setting insn.
3508 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3510 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3512 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3513 (UNSPEC_ROUND): New.
3514 ("sse4_1_round<mode>2"): New insn pattern.
3515 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3517 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3518 expander using SSEMODEF mode macro. Expand using
3519 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3520 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3521 expander using SSEMODEF mode macro. Expand using
3522 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3523 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3524 expander using SSEMODEF mode macro. Expand using
3525 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3526 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3527 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3528 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3531 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3532 Sebastian Pop <sebpop@gmail.com>
3534 * lambda.h (build_linear_expr): New.
3535 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3536 Use build_linear_expr, call fold and force_gimple_operand.
3537 (lambda_loopnest_to_gcc_loopnest): Check that there is
3538 something to insert.
3539 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3541 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3543 PR preprocessor/23479
3544 * doc/extend.texi: Document the 0b-prefixed binary integer
3547 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3549 PR tree-optimization/32215
3550 * tree-vectorizer.c (supportable_widening_operation): Return false
3551 for unsupported FIX_TRUNC_EXPR tree code.
3552 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3554 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3556 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3557 register on SPE targets. Change documentation to reflect
3559 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3560 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3561 out of the register allocation pool.
3562 (rs6000_reg_live_or_pic_offset_p): New function.
3563 (rs6000_emit_prologue): Move the actual saving of LR up to free
3564 r0 for holding r11. Split saving of SPE 64-bit registers into
3565 its own case. Ensure that offsets will always be in-range for
3566 'evstdd' by using r11 as a scratch register to point at the start
3567 of the SPE save area. Save r11 if necessary, as it is the static
3569 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3570 into its own case. Ensure that offsets will always be in-range
3571 for 'evldd' by using r11 as a scratch register to point at the
3572 start of the SPE save area. Also adjust r11 when restoring
3573 the stack pointer to compensate for pre-loading r11.
3575 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3577 * cfg.c (init_flow): Use type safe memory macros.
3578 (alloc_block): Likewise.
3579 (unchecked_make_edge): Likewise.
3580 (dump_flow_info): Avoid using C++ keywords as variable names.
3581 (copy_original_table_clear): Cast according to the coding conventions.
3582 (copy_original_table_set): Likewise.
3583 * cfgexpand (label_rtx_for_bb): Likewise.
3584 (expand_gimple_basic_block): Likewise.
3585 * cfghooks.c (dump_bb): Likewise.
3586 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3588 (lv_add_condition_to_bb): Likewise.
3589 * cfglayout (relink_block_chain): Cast according to the coding
3591 (fixup_reorder_chain): Likewise.
3592 (fixup_fallthru_exit_predecessor): Likewise.
3593 * cfgloop.c (glb_enum_p): Likewise.
3594 (get_exit_description): Likewise.
3595 (dump_recorded_exit): Likewise.
3596 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3597 (struct loop): ... from here.
3598 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3600 * cfgrtl.c (rtl_create_basic_block): Likewise.
3601 (rtl_split_block): Likewise.
3602 (rtl_dump_bb): Likewise.
3603 (cfg_layout_split_block): Likewise.
3604 (init_rtl_bb_info): Use typesafe memory macros.
3606 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3607 * graphds.h: Updated all usages of edge to graph_edge.
3608 * graphds.c: Likewise.
3609 * cfgloopanal.c: Likewise.
3611 2007-06-05 Ian Lance Taylor <iant@google.com>
3613 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3614 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3615 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3617 (test_for_singularity): Likewise.
3619 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3621 * config/i386/constraints.md ("Y2"): Replaced by ...
3623 * config/i386/i386.md: Likewise.
3624 * config/i386/mmx.md: Likewise.
3625 * config/i386/sse.md: Likewise.
3627 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3629 * config/i386/constraints.md ("z"): Replaced by ...
3631 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3632 (sse4_1_blendvps): Likewise.
3633 (sse4_1_pblendvb): Likewise.
3634 (sse4_2_pcmpestr): Likewise.
3635 (sse4_2_pcmpestrm): Likewise.
3636 (sse4_2_pcmpestr_cconly): Likewise.
3637 (sse4_2_pcmpistr): Likewise.
3638 (sse4_2_pcmpistrm): Likewise.
3639 (sse4_2_pcmpistr_cconly): Likewise.
3641 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3643 * matrix-reorg.c (transform_access_sites): Fix computation.
3644 (transform_allocation_sites): Same.
3646 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3648 * config/i386/i386.c (override_options): Use
3649 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3651 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3653 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3654 (nonimm_not_xmm0_operand): Ditto.
3655 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3656 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3657 as operand[2] predicate. Require "z" class XMM register for
3658 operand[3]. Adjust asm template.
3659 ("sse4_1_blendvpd"): Ditto.
3660 ("sse4_1_pblendvb"): Ditto.
3661 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3662 force op2 into xmm0 register for variable blend instructions.
3664 2007-06-04 Tom Tromey <tromey@redhat.com>
3666 * c-tree.h (start_enum): Update.
3667 (build_enumerator): Likewise.
3668 * c-decl.c (enum_next_value): Removed.
3669 (enum_overflow): Likewise.
3670 (start_enum): Add c_enum_contents argument. Don't use globals.
3671 (build_enumerator): Likewise.
3672 * c-tree.h (struct c_enum_contents): New struct.
3674 2007-06-04 Tom Tromey <tromey@redhat.com>
3676 * c-common.c (c_common_get_alias_set): Fix indentation.
3678 2007-06-04 Ian Lance Taylor <iant@google.com>
3680 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3681 to overflow, reduce overflow infinity to regular infinity.
3682 (vrp_var_may_overflow): New static function.
3683 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3685 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3687 * stor-layout.c (layout_type): Remove duplicate code.
3689 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3692 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3693 before build_common_builtin_nodes ().
3695 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3698 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3700 2007-06-04 Jan Hubicka <jh@suse.cz>
3702 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3703 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3704 instead of _stat version.
3706 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3708 PR tree-optimization/32194
3709 * tree-predcom.c (determine_offset): Check that both references have
3712 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3714 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3715 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3716 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3717 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3718 Add argument to iterate_fix_dominators call.
3719 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3720 * gcse.c (hoist_code): Change domby to vector.
3721 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3722 Add argument to iterate_fix_dominators call.
3723 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3724 recompute_dominator.
3725 * lambda-code.c (perfect_nestify): Ditto.
3726 * cfgloopanal.c: Include graphds.h.
3727 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3728 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3729 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3731 * graphds.c: New file.
3732 * graphds.h: New file.
3733 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3734 (get_dominated_by, get_dominated_by_region): Change return type to
3736 (verify_dominators): Recompute all dominators and compare the results.
3737 (recount_dominator): Renamed to ...
3738 (recompute_dominator): ... this. Do not check that the block is
3740 (iterate_fix_dominators): Reimplemented.
3741 (prune_bbs_to_update_dominators, root_of_dom_tree,
3742 determine_dominators_for_sons): New functions.
3743 * et-forest.c (et_root): New function.
3744 * et-forest.h (et_root): Declare.
3745 * Makefile.in (graphds.o): Add.
3746 (cfgloopanal.o): Add graphds.h dependency.
3747 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3748 * basic-block.h (get_dominated_by, get_dominated_by_region,
3749 iterate_fix_dominators): Declaration changed.
3750 (recount_dominator): Renamed to ...
3751 (recompute_dominator): ... this.
3752 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3753 (thread_through_all_blocks): Do not free dominance info.
3755 2007-06-03 Andreas Schwab <schwab@suse.de>
3757 * config/m68k/m68k.c (override_options): Don't override
3759 * config/m68k/m68k-modes.def (SF, DF): Define to use
3760 motorola_single_format and motorola_double_format, resp.
3761 * real.c (motorola_single_format): Renamed from
3762 coldfire_single_format.
3763 (motorola_double_format): Renamed from coldfire_double_format.
3764 (encode_ieee_extended): Generate a proper canonical NaN image
3765 respecting canonical_nan_lsbs_set.
3766 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3768 * real.h: Adjust declarations.
3770 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3773 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3774 the symbol is generated with the stack protector.
3776 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3778 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3779 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3781 * doc/extend.texi (interrupt): Mention m68k.
3783 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3785 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3786 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3787 (ix86_expand_sse_pcmpestr): Do not check operands for
3788 "register_operand", when insn operand predicate is "register_operand".
3789 (ix86_expand_sse_pcmpistr): Ditto.
3791 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3792 Uros Bizjak <ubizjak@gmail.com>
3794 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3795 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3796 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3797 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3798 * config/i386/constraints.md ("z"): New register constraint
3799 for members of SSE_FIRST_REG class.
3800 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3801 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3802 SSE_FIRST_REG class.
3803 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3804 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3805 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3806 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3807 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3808 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3809 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3810 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3811 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3812 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3813 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3814 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3815 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3816 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3817 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3818 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3819 (struct builtin_description): Change "flag" field to unsigned.
3820 (bdesc_pcmpestr): New builtin description table.
3821 (bdesc_pcmpistr): Likewise.
3822 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3823 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3824 Initialize pcmp[ei]str[im] insns for SSE4.2.
3825 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3826 (ix86_expand_sse_pcmpistr): Likewise.
3827 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3828 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3829 (UNSPEC_PCMPISTR): Likewise.
3830 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3831 (sse4_2_pcmpestri):New isns pattern.
3832 (sse4_2_pcmpestrm): Likewise.
3833 (sse4_2_pcmpestr_cconly): Likewise.
3834 (sse4_2_pcmpistr): New insn patern and splitter.
3835 (sse4_2_pcmpistri):New isns pattern.
3836 (sse4_2_pcmpistrm): Likewise.
3837 (sse4_2_pcmpistr_cconly): Likewise.
3838 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3841 2007-06-01 David Daney <ddaney@avtrex.com>
3843 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3844 LOADGP_ABSOLUTE and not binds_local_p.
3846 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3848 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3850 2007-06-01 Ian Lance Taylor <iant@google.com>
3852 * tree-vrp.c (compare_name_with_value): Always set
3853 used_strict_overflow if we get a result from the variable itself.
3855 2007-06-01 Ian Lance Taylor <iant@google.com>
3857 PR rtl-optimization/31455
3858 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3859 subregs which have a cast between modes which are not tieable.
3861 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3863 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3864 breaks after return statements.
3866 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3868 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3869 only after no_new_pseudos.
3871 2007-05-31 Eric Christopher <echristo@apple.com>
3873 * expr.c (convert_move): Assert that we don't have a BLKmode
3875 (store_expr): Handle BLKmode moves by calling emit_block_move.
3877 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3879 * c-typeck.c (build_indirect_ref): Include type in error message.
3880 (build_binary_op): Pass types to binary_op_error.
3881 * c-common.c (binary_op_error): Take two type arguments, print out
3883 * c-common.h (binary_op_error): Update prototype.
3885 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3887 * config/i386/i386.c: Correct coments on -mno-sse4.
3889 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3891 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3892 (x86_64-*-*): Likewise.
3893 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3894 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3895 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3896 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3897 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3898 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3899 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3900 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3901 (OPTION_MASK_ISA_SSE4): Likewise.
3902 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3903 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3904 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3905 (override_options): Support SSE4.2.
3906 (ix86_build_const_vector): Support SImode and DImode.
3907 (ix86_build_signbit_mask): Likewise.
3908 (ix86_expand_int_vcond): Support V2DImode.
3909 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3910 (IX86_BUILTIN_CRC32HI): Likewise.
3911 (IX86_BUILTIN_CRC32SI): Likewise.
3912 (IX86_BUILTIN_CRC32DI): Likewise.
3913 (IX86_BUILTIN_PCMPGTQ): Likewise.
3914 (bdesc_crc32): Likewise.
3915 (bdesc_sse_3arg): Likewise.
3916 (ix86_expand_crc32): Likewise.
3917 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3918 (ix86_expand_builtin): Likewise.
3919 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3920 __SSE4_2__ for -msse4.2.
3921 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3922 (CRC32MODE): Likewise.
3923 (crc32modesuffix): Likewise.
3924 (crc32modeconstraint): Likewise.
3925 (sse4_2_crc32<mode>): Likewise.
3926 (sse4_2_crc32di): Likewise.
3927 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3929 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3930 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3931 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3932 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3933 (vcondu<mode>): Likewise.
3934 * doc/extend.texi: Document SSE4.2 built-in functions.
3935 * doc/invoke.texi: Document -msse4.2/-msse4.
3937 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3939 PR tree-optimization/32160
3940 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3941 variable as gimple reg.
3942 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3944 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3946 * gcc.c (main): Don't consider linker options when issuing the
3947 warning about a linker input file not being used.
3949 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3951 * tree-vrp.c (compare_names): Initialize sop.
3953 2007-05-30 Dirk Mueller <dmueller@suse.de>
3955 * cgraphunit.c (cgraph_analyze_function): Remove
3956 computation of inline parameters.
3958 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3960 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3962 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3964 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3965 Add vx-common.h. Include vxworks.h between vx-common.h and
3967 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3969 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3970 (TARGET_ASM_DESTRUCTOR): Likewise.
3971 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3972 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3973 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3974 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3975 (VXWORKS_ENDIAN_SPEC): Define.
3976 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3977 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3978 VXWORKS_* equivalents.
3979 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3980 (ASM_FILE_START): Delete.
3981 (TARGET_VERSION): Reformat.
3982 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3983 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3984 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3985 (FPBIT, DPBIT): Define.
3986 (fp-bit.c, dp-bit.c): New rules.
3987 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3988 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3989 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3990 * config/arm/arm.h: Include vxworks-dummy.h.
3991 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3992 Mark with ATTRIBUTE_UNUSED.
3993 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3994 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3995 make it incompatible with -msingle-pic-base.
3996 (arm_function_ok_for_sibcall): Return false for calls that might
3997 go through a VxWorks PIC PLT entry.
3998 (require_pic_register): New function, split out from...
3999 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4001 (arm_load_pic_register): Handle the VxWorks RTP initialization
4002 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4003 (arm_emit_call_insn): New function.
4004 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4005 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4006 (pic_offset_arm): New pattern.
4007 (call, call_value): Use arm_emit_call_insn.
4008 (call_internal, call_value_internal): New expanders.
4009 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4010 VxWorks unless __PIC__.
4012 2007-05-30 Eric Christopher <echristo@gmail.com>
4014 * genrecog.c: Include regs.h in generated file.
4015 * genemit.c: Ditto. Fix up formatting.
4016 * config/mn10300/constraints.md: New.
4017 * config/mn10300/mn10300.md: Include.
4018 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4019 Fix up for removed macro.
4020 * config/mn10300/predicates.md (call_address_operand): Ditto.
4021 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4022 (CONST_OK_FOR_I): Ditto.
4023 (CONST_OK_FOR_J): Ditto.
4024 (CONST_OK_FOR_K): Ditto.
4025 (CONST_OK_FOR_L): Ditto.
4026 (CONST_OK_FOR_M): Ditto.
4027 (CONST_OK_FOR_N): Ditto.
4028 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4032 (EXTRA_CONSTRAINT): Ditto.
4034 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4036 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4038 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4039 OPTION_MASK_ISA_64BIT.
4040 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4042 2007-05-30 Richard Guenther <rguenther@suse.de>
4045 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4046 types for comparison.
4047 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4048 with original typed arguments.
4049 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4051 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4053 PR tree-optimization/31769
4054 * except.c (duplicate_eh_regions): Clear prev_try if
4055 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4057 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4059 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4060 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4061 bsi of the location where statements should be inserted.
4062 (sink_code_in_bb): Take bsi from statement_sink_location.
4063 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4064 instead of bsi_start.
4065 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4067 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4068 (bsi_move_before): Document inconsistency with bsi_move_after.
4069 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4071 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4073 * config/i386/i386.h (TARGET_ABM): New define.
4074 (TARGET_POPCNT): Ditto.
4075 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4076 New temporary defines to redefine from OPTION_ISA_* defines.
4077 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4078 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4079 (ix86_isa_flags): New extern int declaration.
4080 (TARGET_SUBTARGET_DEFAULT): New define.
4081 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4082 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4083 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4084 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4085 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4086 * config/i386/darwin.h: Change TARGET_64BIT define to
4089 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4090 using existing "ix86_isa_flags" varible.
4091 (m32, m64): Use existing "ix86_isa_flags" variable.
4092 (mmmx, m3dnow): Ditto.
4093 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4094 (mabm): Define as non-negative option using "x86_abm" variable.
4095 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4097 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4098 Rewrite feature test bitmap.
4099 (ix86_isa_flags): New initialized global int varible.
4100 (ix86_isa_flags_explicit): New static int variable.
4101 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4102 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4103 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4104 target_flags_explicit.
4105 (override_options): Remove "target_enable" and "target_disable" fields
4106 from "struct ptt". Update processor_target_table accordingly. Remove
4107 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4108 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4109 "target_flags" and "ix86_isa_flags_explicit" instead of
4110 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4111 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4112 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4113 to true when either of PTA_POPCNT or PTA_ABM is set in
4114 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4115 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4116 processor_alias_table flags entry. Remove handling of
4117 "target_enable" and "target_disable" fields of processor_target_table.
4118 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4119 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4120 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4121 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4122 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4124 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4126 2007-05-29 David Daney <ddaney@avtrex.com>
4129 * config/mips/mips.c (mips_output_mi_thunk): Emit
4130 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4132 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4133 * config/i386/i386.c (ix86_function_regparm): Added checking of
4134 ix86_force_align_arg_pointer to determine the number of
4135 register parameters.
4137 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4139 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4140 (SET_DR_MISALIGNMENT): New.
4141 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4142 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4143 Use SET_DR_MISALIGNMENT.
4144 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4146 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4147 find_loop_nest): Export.
4148 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4149 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4150 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4151 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4153 (struct mem_ref): Add field reuse_distance.
4154 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4155 Initialize reuse_distance field.
4156 (issue_prefetch_ref): Select temporality of prefetch according to
4158 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4159 self_reuse_distance, determine_loop_nest_reuse): New functions.
4160 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4161 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4162 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4165 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4167 * tree-ssa-alias.c: Add aliasing overview.
4169 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4170 Danny Smith <dannysmith@users.sourceforge.net>
4173 * config/i386/t-crtfm: Compile crtfastmath.o with
4174 -minline-all-stringops.
4175 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4176 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4178 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4180 * doc/md.texi: Document constraints on HP PA-RISC.
4182 * pa/constraints.md: New file.
4183 * pa.md: Include constraints.md.
4184 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4185 (integer_store_memory_operand, ldil_cint_p): New functions.
4186 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4187 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4188 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4189 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4190 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4192 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4195 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4196 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4197 case POSTDECREMENT_EXPR>): Return the error_mark_node
4198 if either the real or imaginary parts would an
4201 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4203 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4204 name when we remove it from a call.
4206 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4208 * targhooks.c (default_narrow_bitfield): Remove.
4209 * targhooks.h: Remove the prototype for
4210 default_narrow_bitfield.
4212 * langhooks-def.h: Remove the prototype for
4213 hook_get_alias_set_0.
4214 * langhooks.c (hook_get_alias_set_0): Remove.
4216 * global.c (EXECUTE_IF_CONFLICT): Remove.
4218 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4221 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4222 return true when truth_value_p is true and the type
4225 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4227 * doc/install.texi (Prerequisites): We no longer require Autoconf
4228 2.13 for the top-level.
4230 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4232 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4233 memory access via x86_expand_vector_move_misalign() only for
4234 TImode values on 32-bit targets.
4236 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4238 * matrix-reorg.c: New file. Implement matrix flattening and
4239 transposing optimization.
4240 * tree-pass.h: Add matrix reorg pass.
4241 * common.opt: Add fipa-mreorg flag.
4242 * Makefile.in: Add matrix-reorg.c.
4243 * passes.c: Add matrix reorg pass.
4244 * varpool.c (add_new_static_var): New function.
4245 * cgraph.h (add_new_static_var): Declare.
4247 2007-05-27 Eric Christopher <echristo@apple.com>
4249 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4250 sp_offset depending on stack size. Save r12 depending
4251 on registers we're saving later.
4252 (rs6000_emit_epilogue): Update sp_offset depending only
4255 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4257 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4258 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4259 * ifcvt.c (if_convert): Ditto.
4260 * tree-ssa-threadupdate.c (thread_block): Ditto.
4261 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4262 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4263 verify_loop_closed_ssa): Check number_of_loops instead of
4265 * predict.c (tree_estimate_probability): Ditto.
4266 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4267 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4268 * modulo-sched.c (sms_schedule): Ditto.
4269 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4270 (scev_finalize): Do not do anything if scev analysis was not
4272 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4273 current_loops == NULL.
4274 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4275 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4277 (loop_optimizer_finalize): Assert that loops were analyzed.
4278 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4279 rtl_doloop): Check number_of_loops instead of current_loops.
4280 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4281 current_loops == NULL.
4282 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4283 gate_tree_vectorize tree_linear_transform, check_data_deps,
4284 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4285 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4286 Check number_of_loops instead of current_loops.
4287 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4288 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4289 free loops if available.
4290 (execute_pre): Do not pass do_fre to fini_pre.
4292 2007-05-27 Tobias Burnus <burnus@net-b.de>
4295 * real.c (mpfr_from_real): Fix sign of -Inf.
4297 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4299 * tree-vect-transform.c (vectorizable_conversion): Initialize
4300 tree_code variables to ERROR_MARK.
4301 (vectorizable_type_demotion): Likewise.
4302 (vectorizable_type_promotion): Likewise.
4304 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4307 * config/i386/i386.md (movti): Handle push operands via
4310 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4312 * basic-block.h: Remove the prototype for merge_seq_blocks.
4313 * cfgcleanup.c (merge_seq_blocks): Remove.
4315 * tree-flow.h: Remove the prototype for is_aliased_with.
4316 * tree-ssa-alias.c (is_aliased_with): Remove.
4318 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4320 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4322 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4324 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4325 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4326 (vec_unpacks_hi_v16qi): Likewise.
4327 (vec_unpacku_lo_v16qi): Likewise.
4328 (vec_unpacks_lo_v16qi): Likewise.
4329 (vec_unpacku_hi_v8hi): Likewise.
4330 (vec_unpacks_hi_v8hi): Likewise.
4331 (vec_unpacku_lo_v8hi): Likewise.
4332 (vec_unpacks_lo_v8hi): Likewise.
4333 (vec_unpacku_hi_v4si): Likewise.
4334 (vec_unpacks_hi_v4si): Likewise.
4335 (vec_unpacku_lo_v4si): Likewise.
4336 (vec_unpacks_lo_v4si): Likewise.
4338 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4340 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4341 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4342 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4343 follow spelling conventions in various
4344 warning/error/diagnostic messages.
4346 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4347 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4348 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4349 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4350 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4351 * doc/tm.texi: Follow spelling conventions.
4353 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4356 * tree-ssa-forwprop.c
4357 (forward_propagate_addr_into_variable_array_index): Remove
4358 the lhs argument. Use the type of def_rhs instead of lhs.
4359 (forward_propagate_addr_expr_1): Update use of
4360 forward_propagate_addr_into_variable_array_index.
4362 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4363 Nigel Stephens <nigel@mips.com>
4365 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4366 function attributes, "far" being an alias for "long_call".
4367 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4368 (mips_near_type_p, mips_far_type_p): New.
4369 (mips_comp_type_attributes): New function to check that attributes
4370 attached to a function type are compatible.
4371 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4372 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4373 to the target function of the thunk.
4374 (mips_encode_section_info): Check for "near" and "far" function
4375 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4377 * config/mips/predicates.md (const_call_insn_operand): Test only
4378 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4380 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4383 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4384 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4385 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4386 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4388 2007-05-25 Eric Christopher <echristo@apple.com>
4390 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4391 to x86-darwin configurations.
4392 * config/i386/t-darwin: Add softfp support.
4393 * config/i386/t-darwin64: Ditto.
4394 * config/i386/sfp-machine.h: If mach then don't use
4395 aliasing, emit a stub to call.
4397 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4399 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4400 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4401 tree-predcom.c, tree-ssa-alias-warnings.c,
4402 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4403 comment typos. Follow spelling conventions.
4404 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4406 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4409 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4410 constants into memory. Expand unaligned memory references for
4411 SSE modes via x86_expand_vector_move_misalign() function.
4413 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4415 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4416 "memory" attribute for "sseishft" type insn without operands[2].
4418 2007-05-25 Dirk Mueller <dmueller@suse.de>
4419 Marcus Meissner <meissner@suse.de>
4421 * doc/extend.texi (alloc_size): New attribute.
4422 * c-common.c (handle_alloc_size_attribute): New.
4423 * tree-object-size.c (alloc_object_size): Use alloc_size
4424 attribute, if available.
4426 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4428 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4430 (__builtin_ia32_vec_ext_v2di): Likewise.
4431 (__builtin_ia32_vec_ext_v4si): Likewise.
4432 (__builtin_ia32_vec_ext_v8hi): Likewise.
4433 (__builtin_ia32_vec_ext_v16qi): Likewise.
4434 (__builtin_ia32_vec_set_v8hi): Likewise.
4436 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4438 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4440 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4442 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4443 (arm_is_longcall_p): Rename to...
4444 (arm_is_long_call_p): ...this. Take a single tree argument and
4446 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4447 (CUMULATIVE_ARGS): Remove call_cookie.
4448 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4449 (ENCODED_LONG_CALL_ATTR_P): Delete.
4450 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4451 LONG_CALL_FLAG_CHAR cases.
4452 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4453 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4454 ARM_DECLARE_FUNCTION_SIZE.
4455 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4456 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4457 (arm_encode_call_attribute, current_file_function_operand): Delete.
4458 (arm_function_in_section_p): New function.
4459 (arm_is_longcall_p): Rename to...
4460 (arm_is_long_call_p): ...this. Take the target function as a single
4461 argument and return a bool. Do not rely on call cookies. Check
4462 whether the target symbol is in the same section as the current
4463 function, not just the same compilation unit.
4464 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4465 (arm_encode_section_info): Don't encode a call type.
4466 * config/arm/arm.md (call, call_value): Update calls to
4467 arm_is_long(_)call_p. Simplify logic.
4468 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4469 Update calls to arm_is_long(_)call_p.
4471 2007-05-25 Richard Guenther <rguenther@suse.de>
4473 PR tree-optimization/31982
4474 * tree-ssa-forwprop.c
4475 (forward_propagate_addr_into_variable_array_index): Handle arrays
4476 with element size one.
4478 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4480 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4481 (umulsi3_highpart): Likewise.
4483 2007-05-24 Ian Lance Taylor <iant@google.com>
4485 PR rtl-optimization/32069
4486 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4489 2007-05-24 Ollie Wild <aaw@google.com>
4491 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4494 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4496 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4497 (oprs_unchanged_p): Use it to check all registers in a REG.
4498 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4499 (reg_set_between_after_reload_p): Delete.
4500 (reg_used_between_after_reload_p): Likewise.
4501 (reg_set_or_used_since_bb_start): Likewise.
4502 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4503 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4504 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4505 * rtlanal.c (reg_set_p): Check whether REG overlaps
4506 regs_invalidated_by_call, rather than just checking the
4507 membership of REGNO (REG).
4509 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4511 * doc/passes.texi: Document predictive commoning.
4512 * doc/invoke.texi (-fpredictive-commoning): Document.
4513 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4514 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4515 adding indices to the generated name.
4516 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4517 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4518 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4519 (op_symbol_code): ... and exported.
4520 (dump_omp_clause, op_symbol): Use op_symbol_code
4521 instead of op_symbol_1.
4522 * tree-pass.h (pass_predcom): Declare.
4523 * timevar.def (TV_PREDCOM): New timevar.
4524 * tree-ssa-loop.c (run_tree_predictive_commoning,
4525 gate_tree_predictive_commoning, pass_predcom): New.
4526 * tree-data-ref.c (find_data_references_in_loop): Find the
4527 references in dominance order.
4528 (canonicalize_base_object_address): Ensure that the result has
4530 (dr_analyze_innermost): Export.
4531 (create_data_ref): Code to fail for references with invariant
4533 (find_data_references_in_stmt): ... here.
4534 * tree-data-ref.h (dr_analyze_innermost): Declare.
4535 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4536 (aff_combination_find_elt, name_expansion_hash,
4537 name_expansion_eq, tree_to_aff_combination_expand,
4538 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4540 * tree-affine.h (aff_combination_constant_multiple_p,
4541 tree_to_aff_combination_expand): Declare.
4542 * tree-predcom.c: New file.
4543 * common.opt (fpredictive-commoning): New option.
4544 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4545 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4546 * Makefile.in (tree-predcom.o): Add.
4547 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4548 * passes.c (init_optimization_passes): Add dceloop after
4549 copy propagation in loop optimizer. Add predictive commoning
4550 to loop optimizer passes.
4552 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4554 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4557 2007-05-24 Jan Hubicka <jh@suse.cz>
4559 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4561 (genheader): Include statistics.h.
4563 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4565 * print-rtl.c (flag_dump_unnumbered): Update comments.
4566 (print_rtl): Fix my previous change.
4567 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4570 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4573 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4575 (thread_through_all_blocks): Call initialize_original_copy_tables
4576 and free_original_copy_tables.
4577 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4579 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4580 * cfghooks.c (duplicate_block): Use get_loop_copy.
4581 * cfg.c: Include cfgloop.h.
4582 (loop_copy): New hash table.
4583 (initialize_original_copy_tables): Initialize loop_copy table.
4584 (free_original_copy_tables): Free loop_copy table.
4585 (copy_original_table_clear, copy_original_table_set,
4586 set_loop_copy, get_loop_copy): New functions.
4587 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4588 * cfgloop.h (struct loop): Remove copy field.
4589 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4590 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4592 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4594 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4595 -msse/-msse2/-msse3.
4597 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4599 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4600 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4602 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4605 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4606 * targhooks.h (default_mangle_decl_assembler_name): Declare
4608 * targhooks.c (default_mangle_decl_assembler_name): Define
4610 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4612 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4613 * langhooks.c (lhd_set_decl_assembler_name): Call
4614 targetm.mangle_decl_assembler_name for names with global scope.
4616 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4618 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4619 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4621 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4622 New. Factored out of i386_pe_encode_section_info.
4623 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4624 Move check for prior decoration of stdcall
4625 symbols to i386_pe_encode_section_info.
4626 (i386_pe_encode_section_info): Adjust call to
4627 gen_stdcall_or_fastcall_suffix. Use
4628 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4629 (i386_pe_mangle_decl_assembler_name): New. Wrap
4630 i386_pe_maybe_mangle_decl_assembler_name.
4632 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4634 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4635 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4636 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4637 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4638 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4641 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4642 Nigel Stephens <nigel@mips.com>
4643 Richard Sandiford <richard@codesourcery.com>
4645 Fix up MIPS16 hard float and add support for complex.
4647 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4648 (TARGET_SOFT_FLOAT_ABI): New.
4649 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4650 __mips_soft_float to reflect the ABI in use, not whether the
4651 FPU is directly accessible (e.g., in MIPS16 mode).
4652 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4653 (UNITS_PER_FPVALUE): Likewise.
4655 * config/mips/mips.c (mips_expand_call): Remove redundant
4656 TARGET_MIPS16 check.
4657 (mips_arg_regno): New.
4658 (function_arg_advance): When setting bits in cum->fp_code for
4659 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4661 (function_arg): Use mips_arg_regno.
4662 (mips_return_mode_in_fpr_p): New.
4663 (mips16_call_stub_mode_suffix): New.
4664 (mips16_cfun_returns_in_fpr_p): New.
4665 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4666 (mips_output_function_prologue): Test mips16_hard_float, not
4667 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4668 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4669 return value into a floating-point register.
4670 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4671 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4672 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4673 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4674 word of double arguments from or to the high bits of 64-bit
4675 floating point registers.
4676 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4677 (mips16_fpret_double): New helper function.
4678 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4679 support for complex modes. Fill in DECL_RESULT for stubdecl.
4680 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4682 * config/mips/mips16.S
4683 (RET, ARG1, ARG2): New.
4684 (MERGE_GPRf, MERGE_GPRt): New.
4685 (DELAYt, DELAYf): New.
4686 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4687 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4688 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4689 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4690 (SFOP): Renamed to...
4691 (OPSF3): This, and macro-ified. Updated all uses.
4692 (SFOP2): Renamed to...
4693 (OPSF2): This, and macro-ified. Updated all uses.
4694 (SFCMP): Renamed to...
4695 (CMPSF): This, and macro-ified. Updated all uses.
4696 (SFREVCMP): Renamed to...
4697 (REVCMPSF): This, and macro-ified. Updated all uses.
4698 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4699 (LDDBL1, LDDBL2, RETDBL): Deleted.
4700 (DFOP): Renamed to...
4701 (OPDF3): This, and macro-ified. Updated all uses.
4702 (DFOP2): Renamed to...
4703 (OPDF2): This, and macro-ified. Updated all uses.
4704 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4705 (DFCMP): Renamed to...
4706 (CMPDF): This, and macro-ified. Updated all uses.
4707 (DFREVCMP): Renamed to...
4708 (REVCMPDF): This, and macro-ified. Updated all uses.
4709 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4710 (RET_FUNCTION): New.
4711 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4712 (__mips16_ret_sc, __mips16_ret_dc): New.
4713 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4714 STUB_ARGS_6, STUB_ARGS_10): New.
4715 (CALL_STUB_NO_RET): New.
4716 (__mips16_call_stub_1): Macro-ified.
4717 (__mips16_call_stub_5): Macro-ified.
4718 (__mips16_call_stub_2): Macro-ified.
4719 (__mips16_call_stub_6): Macro-ified.
4720 (__mips16_call_stub_9): Macro-ified.
4721 (__mips16_call_stub_10): Macro-ified.
4722 (CALL_STUB_RET): New.
4723 (__mips16_call_stub_sf_0): Macro-ified.
4724 (__mips16_call_stub_sf_1): Macro-ified.
4725 (__mips16_call_stub_sf_5): Macro-ified.
4726 (__mips16_call_stub_sf_2): Macro-ified.
4727 (__mips16_call_stub_sf_6): Macro-ified.
4728 (__mips16_call_stub_sf_9): Macro-ified.
4729 (__mips16_call_stub_sf_10): Macro-ified.
4730 (__mips16_call_stub_df_0): Macro-ified.
4731 (__mips16_call_stub_df_1): Macro-ified.
4732 (__mips16_call_stub_df_5): Macro-ified.
4733 (__mips16_call_stub_df_2): Macro-ified.
4734 (__mips16_call_stub_df_6): Macro-ified.
4735 (__mips16_call_stub_df_9): Macro-ified.
4736 (__mips16_call_stub_df_10): Macro-ified.
4737 (__mips16_call_stub_sc_0): New.
4738 (__mips16_call_stub_sc_1): New.
4739 (__mips16_call_stub_sc_5): New.
4740 (__mips16_call_stub_sc_2): New.
4741 (__mips16_call_stub_sc_6): New.
4742 (__mips16_call_stub_sc_9): New.
4743 (__mips16_call_stub_sc_10): New.
4744 (__mips16_call_stub_dc_0): New.
4745 (__mips16_call_stub_dc_1): New.
4746 (__mips16_call_stub_dc_5): New.
4747 (__mips16_call_stub_dc_2): New.
4748 (__mips16_call_stub_dc_6): New.
4749 (__mips16_call_stub_dc_9): New.
4750 (__mips16_call_stub_dc_10): New.
4752 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4753 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4754 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4756 2007-05-23 Ian Lance Taylor <iant@google.com>
4758 * doc/invoke.texi (Invoking GCC): Document that the order of the
4761 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4764 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4765 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4766 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4770 * config/score/score.c (score_print_operand): Make sure that only
4771 lower bits are used.
4773 2007-05-22 Ian Lance Taylor <iant@google.com>
4775 * tree-vrp.c (avoid_overflow_infinity): New static function,
4776 broken out of set_value_range_to_value.
4777 (set_value_range_to_value): Call avoid_overflow_infinity.
4778 (extract_range_from_assert): Likewise.
4780 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4783 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4784 change the type before looking for a COMPOUND_EXPR.
4786 2007-05-22 Ian Lance Taylor <iant@google.com>
4788 * lower-subreg.c (decompose_multiword_subregs): If we change an
4789 insn, call remove_retval_note on it.
4791 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4793 * regs.h (end_hard_regno): New function.
4794 (END_HARD_REGNO, END_REGNO): New macros.
4795 (add_to_hard_reg_set): New function.
4796 (remove_from_hard_reg_set): Likewise.
4797 (in_hard_reg_set_p): Likewise.
4798 (overlaps_hard_reg_set_p): Likewise.
4799 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4800 (note_btr_set): Use END_HARD_REGNO.
4801 * caller-save.c (setup_save_areas): Use end_hard_regno.
4802 (mark_set_regs): Use END_HARD_REGNO.
4803 (add_stored_regs): Use end_hard_regno.
4804 (mark_referenced_regs): Use add_to_hard_reg_set.
4805 * combine.c (update_table_tick): Use END_REGNO.
4806 (record_value_for_reg): Likewise.
4807 (record_dead_and_set_regs): Likewise.
4808 (get_last_value_validate): Likewise.
4809 (use_crosses_set_p): Likewise.
4810 (reg_dead_at_p_1): Likewise.
4811 (reg_dead_at_p): Likewise.
4812 (mark_used_regs_combine): Use add_to_hard_reg_set.
4813 (move_deaths): Use END_HARD_REGNO.
4814 (reg_bitfield_target_p): Use end_hard_regno.
4815 (distribute_notes): Use END_HARD_REGNO.
4816 * cse.c (mention_regs): Use END_REGNO.
4817 (insert): Use add_to_hard_reg_set.
4818 (invalidate): Use END_HARD_REGNO.
4819 (invalidate_for_call): Likewise.
4820 (exp_equiv_p): Use END_REGNO.
4821 (cse_insn): Likewise.
4822 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4823 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4824 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4825 * function.c (keep_stack_depressed): Use end_hard_regno.
4826 * global.c (global_alloc): Use end_hard_regno.
4827 (global_conflicts): Use add_to_hard_reg_set instead of
4829 (find_reg): Likewise.
4830 (mark_reg_store): Likewise.
4831 (mark_reg_conflicts): Likewise.
4832 (mark_reg_death): Use remove_from_hard_reg_set.
4833 (mark_reg_live_nc): Delete.
4834 (set_preference): Use end_hard_regno.
4835 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4836 remove_from_hard_reg_set.
4837 (post_mark_life): Use add_to_hard_reg_set.
4838 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4839 (reg_becomes_live): Use add_to_hard_reg_set.
4840 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4841 (peep2_find_free_register): Use add_to_hard_reg_set.
4842 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4843 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4844 * regrename.c (note_sets): Use add_to_hard_reg_set.
4845 (clear_dead_regs): Use remove_from_hard_reg_set.
4846 (regrename_optimize): Use add_to_hard_reg_set.
4847 (find_oldest_value_reg): Use in_hard_reg_set_p.
4848 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4849 (hard_reg_set_here_p): Use end_hard_regno.
4850 (decompose): Likewise.
4851 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4852 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4853 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4854 (mark_home_live): Use end_hard_regno.
4855 (spill_hard_reg): Likewise.
4856 (clear_reload_reg_in_use): Likewise.
4857 * reorg.c (delete_prior_computation): Use END_REGNO.
4858 * resource.c (update_live_status): Use END_HARD_REGNO.
4859 (mark_referenced_resources): Use add_to_hard_reg_set.
4860 (mark_set_resources): Likewise.
4861 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4862 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4863 (reg_overlap_mentioned_p): Likewise.
4864 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4865 (covers_regno_no_parallel_p): Use END_REGNO.
4866 (find_regno_note): Likewise.
4867 (find_reg_fusage): Use END_HARD_REGNO.
4868 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4869 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4871 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4873 * mode-switching.c (reg_dies): Change type of second argument to
4875 (optimize_mode_switching): Update accordingly.
4877 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4879 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4881 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4882 (hard_reg_set_empty_p): ...these new functions.
4883 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4884 GO_IF_HARD_REG_SUBSET.
4885 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4886 instead of GO_IF_HARD_REG_EQUAL.
4887 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4888 instead of GO_IF_HARD_REG_EQUAL.
4889 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4890 GO_IF_HARD_REG_SUBSET.
4891 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4892 GO_IF_HARD_REG_EQUAL.
4893 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4894 of GO_IF_HARD_REG_SUBSET.
4895 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4896 instead of GO_IF_HARD_REG_EQUAL.
4897 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4898 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4899 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4900 of GO_IF_HARD_REG_SUBSET,
4901 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4902 GO_IF_HARD_REG_SUBSET.
4903 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4904 instead of GO_IF_HARD_REG_EQUAL.
4905 * config/sh/sh.c (push_regs, calc_live_regs): Use
4906 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4907 (hard_regs_intersect_p): Delete.
4909 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4911 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4913 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4914 Richard Henderson <rth@redhat.com>
4916 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4918 (x86_64-*-*): Likewise.
4920 * i386/i386-modes.def (V2QI): New.
4922 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4924 (override_options): Support SSE4.1.
4925 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4926 (IX86_BUILTIN_BLENDPS): Likewise.
4927 (IX86_BUILTIN_BLENDVPD): Likewise.
4928 (IX86_BUILTIN_BLENDVPS): Likewise.
4929 (IX86_BUILTIN_PBLENDVB128): Likewise.
4930 (IX86_BUILTIN_PBLENDW128): Likewise.
4931 (IX86_BUILTIN_DPPD): Likewise.
4932 (IX86_BUILTIN_DPPS): Likewise.
4933 (IX86_BUILTIN_INSERTPS128): Likewise.
4934 (IX86_BUILTIN_MOVNTDQA): Likewise.
4935 (IX86_BUILTIN_MPSADBW128): Likewise.
4936 (IX86_BUILTIN_PACKUSDW128): Likewise.
4937 (IX86_BUILTIN_PCMPEQQ): Likewise.
4938 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4939 (IX86_BUILTIN_PMAXSB128): Likewise.
4940 (IX86_BUILTIN_PMAXSD128): Likewise.
4941 (IX86_BUILTIN_PMAXUD128): Likewise.
4942 (IX86_BUILTIN_PMAXUW128): Likewise.
4943 (IX86_BUILTIN_PMINSB128): Likewise.
4944 (IX86_BUILTIN_PMINSD128): Likewise.
4945 (IX86_BUILTIN_PMINUD128): Likewise.
4946 (IX86_BUILTIN_PMINUW128): Likewise.
4947 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4948 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4949 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4950 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4951 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4952 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4953 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4954 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4955 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4956 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4957 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4958 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4959 (IX86_BUILTIN_PMULDQ128): Likewise.
4960 (IX86_BUILTIN_PMULLD128): Likewise.
4961 (IX86_BUILTIN_ROUNDPD): Likewise.
4962 (IX86_BUILTIN_ROUNDPS): Likewise.
4963 (IX86_BUILTIN_ROUNDSD): Likewise.
4964 (IX86_BUILTIN_ROUNDSS): Likewise.
4965 (IX86_BUILTIN_PTESTZ): Likewise.
4966 (IX86_BUILTIN_PTESTC): Likewise.
4967 (IX86_BUILTIN_PTESTNZC): Likewise.
4968 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4969 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4970 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4971 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4972 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4974 (bdesc_sse_3arg): Likewise.
4975 (bdesc_2arg): Likewise.
4976 (bdesc_1arg): Likewise.
4977 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4979 (ix86_expand_sse_4_operands_builtin): New.
4980 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4981 smaller than 8 bits as the 2nd arg.
4982 (ix86_expand_sse_ptest): New.
4983 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4984 (ix86_expand_vector_set): Support SSE4.1.
4985 (ix86_expand_vector_extract): Likewise.
4987 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4988 __SSE4_1__ for -msse4.1.
4990 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4991 (UNSPEC_INSERTPS): Likewise.
4992 (UNSPEC_DP): Likewise.
4993 (UNSPEC_MOVNTDQA): Likewise.
4994 (UNSPEC_MPSADBW): Likewise.
4995 (UNSPEC_PHMINPOSUW): Likewise.
4996 (UNSPEC_PTEST): Likewise.
4997 (UNSPEC_ROUNDP): Likewise.
4998 (UNSPEC_ROUNDS): Likewise.
5000 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5002 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5003 (const_pow2_1_to_32768_operand): Likewise.
5005 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5008 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5010 (sse4_1_insertps): Likewise.
5011 (*sse4_1_extractps): Likewise.
5012 (sse4_1_ptest): Likewise.
5013 (sse4_1_mulv2siv2di3): Likewise.
5014 (*sse4_1_mulv4si3): Likewise.
5015 (*sse4_1_smax<mode>3): Likewise.
5016 (*sse4_1_umax<mode>3): Likewise.
5017 (*sse4_1_smin<mode>3): Likewise.
5018 (*sse4_1_umin<mode>3): Likewise.
5019 (sse4_1_eqv2di3): Likewise.
5020 (*sse4_1_pinsrb): Likewise.
5021 (*sse4_1_pinsrd): Likewise.
5022 (*sse4_1_pinsrq): Likewise.
5023 (*sse4_1_pextrb): Likewise.
5024 (*sse4_1_pextrb_memory): Likewise.
5025 (*sse4_1_pextrw_memory): Likewise.
5026 (*sse4_1_pextrq): Likewise.
5027 (sse4_1_blendpd): Likewise.
5028 (sse4_1_blendps): Likewise.
5029 (sse4_1_blendvpd): Likewise.
5030 (sse4_1_blendvps): Likewise.
5031 (sse4_1_dppd): Likewise.
5032 (sse4_1_dpps): Likewise.
5033 (sse4_1_movntdqa): Likewise.
5034 (sse4_1_mpsadbw): Likewise.
5035 (sse4_1_packusdw): Likewise.
5036 (sse4_1_pblendvb): Likewise.
5037 (sse4_1_pblendw): Likewise.
5038 (sse4_1_phminposuw): Likewise.
5039 (sse4_1_extendv8qiv8hi2): Likewise.
5040 (*sse4_1_extendv8qiv8hi2): Likewise.
5041 (sse4_1_extendv4qiv4si2): Likewise.
5042 (*sse4_1_extendv4qiv4si2): Likewise.
5043 (sse4_1_extendv2qiv2di2): Likewise.
5044 (*sse4_1_extendv2qiv2di2): Likewise.
5045 (sse4_1_extendv4hiv4si2): Likewise.
5046 (*sse4_1_extendv4hiv4si2): Likewise.
5047 (sse4_1_extendv2hiv2di2): Likewise.
5048 (*sse4_1_extendv2hiv2di2): Likewise.
5049 (sse4_1_extendv2siv2di2): Likewise.
5050 (*sse4_1_extendv2siv2di2): Likewise.
5051 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5052 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5053 (sse4_1_zero_extendv4qiv4si2): Likewise.
5054 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5055 (sse4_1_zero_extendv2qiv2di2): Likewise.
5056 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5057 (sse4_1_zero_extendv4hiv4si2): Likewise.
5058 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5059 (sse4_1_zero_extendv2hiv2di2): Likewise.
5060 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5061 (sse4_1_zero_extendv2siv2di2): Likewise.
5062 (*sse4_1_zero_extendv2siv2di2): Likewise.
5063 (sse4_1_roundpd): Likewise.
5064 (sse4_1_roundps): Likewise.
5065 (sse4_1_roundsd): Likewise.
5066 (sse4_1_roundss): Likewise.
5067 (mulv4si3): Don't expand for SSE4.1.
5068 (smax<mode>3): Likewise.
5069 (umaxv4si3): Likewise.
5070 (uminv16qi3): Likewise.
5071 (umin<mode>3): Likewise.
5072 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5074 * doc/extend.texi: Document SSE4.1 built-in functions.
5076 * doc/invoke.texi: Document -msse4.1.
5078 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5080 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5081 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5082 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5083 (ASM_SPEC): Add asm_pcrel_spec.
5084 (EXTRA_SPECS): Add asm_pcrel_spec.
5086 2007-05-21 David Daney <ddaney@avtrex.com>
5088 * doc/install.texi (Building a cross compiler): Add requirements
5089 for Java cross compiler.
5091 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5094 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5095 Add loopno argument. Use evolution_function_is_invariant_rec_p
5096 instead of evolution_function_is_constant_p.
5097 Update calls to evolution_function_is_affine_multivariate_p.
5098 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5099 Add loopno argument.
5100 * tree-scalar-evolution.c (gather_chrec_stats): Call
5101 evolution_function_is_affine_multivariate_p with a loop
5103 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5104 (analyze_overlapping_iterations): Likewise.
5105 (access_functions_are_affine_or_constant_p): Likewise.
5106 (build_classic_dist_vector_1): If the access functions
5107 are equal, don't do anything.
5109 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5110 Paolo Carlini <pcarlini@suse.de>
5111 Uros Bizjak <ubizjak@gmail.com>
5113 * c-cppbuiltin.c (c_cpp_builtins): Define
5114 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5115 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5116 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5117 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5119 2007-05-21 Mike Stump <mrs@apple.com>
5121 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5123 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5125 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5127 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5128 implementation if __OPTIMIZE__ is not defined.
5129 (_mm_alignr_pi8): Ditto.
5130 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5131 (_mm_inserti_si64): Ditto.
5132 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5133 (_mm_slli_epi16): Ditto.
5134 (_mm_slli_epi32): Ditto.
5135 (_mm_slli_epi64): Ditto.
5136 (_mm_srai_epi16): Ditto.
5137 (_mm_srai_epi32): Ditto.
5138 (_mm_srli_si128): Ditto.
5139 (_mm_slli_si128): Ditto.
5140 (_mm_srli_epi16): Ditto.
5141 (_mm_srli_epi32): Ditto.
5142 (_mm_srli_epi64): Ditto.
5143 (_mm_extract_epi16): Ditto.
5144 (_mm_insert_epi16): Ditto.
5145 (_mm_shufflehi_epi16): Ditto.
5146 (_mm_shufflelo_epi16): Ditto.
5147 (_mm_shuffle_epi32): Ditto.
5148 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5150 (_mm_insert_pi16): Ditto.
5152 (_mm_shuffle_pi16): Ditto.
5154 (_mm_shufle_ps): Ditto.
5155 (_mm_prefetch): Ditto.
5157 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5159 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5160 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5161 * real.c (encode_i370_single, decode_i370_single,
5162 encode_i370_double, decode_i370_double): Functions removed.
5163 (i370_single_format, i370_double_format): Initializations removed.
5164 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5165 Consider the log2_b field to always be one.
5166 (ieee_single_format, mips_single_format, coldfire_single_format,
5167 ieee_double_format, mips_double_format, coldfire_double_format,
5168 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5169 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5170 ibm_extended_format, mips_extended_format, ieee_quad_format,
5171 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5172 decimal_single_format, decimal_double_format, decimal_quad_format,
5173 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5174 initialization of log2_b.
5175 * real.h (i370_single_format, i370_double_format): Declarations
5177 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5178 field to always be one.
5180 2007-05-21 Andreas Schwab <schwab@suse.de>
5182 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5183 NOTE_INSN_BASIC_BLOCK_P.
5184 (process_for_unwind_directive): Likewise.
5186 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5188 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5189 * function.h (struct function): Move va_list_gpr_size,
5190 va_list_fpr_size, function_frequency to front of bitfields. Add
5192 (current_function_calls_unwind_init): New.
5193 * except.c (expand_builtin_unwind_init): Set
5194 current_function_calls_unwind_init not
5195 current_function_has_nonlocal_label.
5196 * reload1.c (has_nonexceptional_receiver): New.
5197 (reload): Use it and current_function_calls_unwind_init to
5198 determine whether call-saved regs must be saved.
5200 2007-05-20 Jan Hubicka <jh@suse.cz>
5202 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5203 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5204 * ddg.c (create_ddg): LIkewise.
5205 * final.c (final): Remove hunk moving line number notes around since
5206 they are no longer present at this stage.
5207 (final_scan_insn): Use NOTE_KIND instead of
5208 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5209 (output_asm_label): Likewise.
5210 * reorg.c (dbr_schedule): Likewise.
5211 * haifa-sched.c (unlink_other_notes): Likewise.
5212 * mode-switching.c (optimize_mode_switching): Likewise.
5213 * graph.c (start_bb): Likewise.
5214 * rtl.def (NOTE): Update description.
5215 * jump.c (squeeze_notes): Delete.
5216 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5217 NOTE_INSN_BASIC_BLOCK_P when possible.
5218 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5219 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5220 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5221 (dwarf2out_var_location): Likewise.
5222 * cfgbuild.c (make_edges): Likewise.
5223 (find_basic_blocks_1): Likewise.
5224 * function.c (reorder_blocks_1): Likewise.
5225 (epilogue_done): Likewise.
5226 (reposition_prologue_and_epilogue_notes): Likewise.
5227 * print-rtl.c (print_rtx): Likewise; drop code for printing
5229 (print_rtl): Likewise.
5230 (print_rtl_single): Likewise.
5231 * gcse.c (insert_insn_start_bb): Likewise.
5232 * alias.c (init_alias_analysis): Likewise.
5233 * calls.c (fixup_tail_calls): Likewise.
5234 * except.c (sjlj_emit_function_enter): Likewise.
5235 * emit-rtl.c (add_insn_after): Likeiwse.
5236 (emit_label_before): Likewise.
5237 (emit_label_after): Likewise.
5238 (emit_note_before, emit_note_after, emit_note): Update
5239 parameter to be enum insn_note; do not deal with source
5241 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5242 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5244 (merge_blocks_move_successor_nojumps): Simplify now when
5245 we don't have BLOCK notes.
5246 (try_optimize_cfg): Likewise.
5247 * cfglayout.c (skip_insns_after_block): Likewise.
5248 (record_effective_endpoints): Likewise.
5249 (duplicate_insn_chain): Likewise.
5250 * varasm.c (output_constant_pool_1): Likewise.
5251 * sched-deps.c (sched_analyze): Likewise.
5252 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5254 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5255 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5256 (SET_INSN_DELETED): Simplify.
5257 (NOTE_LINE_NUMBER): Exterminate.
5258 (NOTE_LINE_KIND): New.
5259 (NOTE_INSN_BASIC_BLOCK_P): Update.
5260 (enum insn_note): Simplify.
5261 (GET_NOTE_INSN_NAME) Simplify.
5262 (emit_note_before, emit_note_after, emit_note): Update prototype.
5263 (squeeze_notes): Remove.
5264 * sched-int.h (NOTE_NOT_BB_P): Update.
5265 * resource.c (mark_target_live_regs): Update.
5266 * sched-rgn.c (debug_dependencies): Update.
5267 * sched-vis.c (print_insn): Update.
5268 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5269 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5270 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5271 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5272 (split_branches): Update.
5273 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5275 (sh_adjust_unroll_max): Exterminate.
5276 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5277 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5278 (m68hc11_reorg): Likewise.
5279 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5280 (emit_predicate_relation_info): Update.
5281 (process_for_unwind_directive): Update.
5282 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5283 (output_call): Update.
5284 * config/pa/pa.c (output_lbranch): Update.
5285 (output_millicode_call): Update.
5286 (output_call): Update.
5287 (pa_combine_instructions): Update.
5288 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5289 * config/bfin/bfin.c (gen_one_bundle): Update.
5290 * cfgrtl.c (can_delete_note_p): Update.
5291 (delete_insn): Update.
5292 (rtl_merge_blocks): Update.
5293 (commit_one_edge_insertion): Update.
5294 (rtl_verify_flow_info): Update.
5295 * stmt.c (expand_case): Do not call squeeze_notes.
5297 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5304 * c.opt (Wtype-limits): New.
5305 * doc/invoke.texi (Wtype-limits): Document it.
5306 (Wextra): Enabled by -Wextra.
5307 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5308 * c-common.c (shorten_compare): Warn with Wtype-limits.
5310 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5312 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5313 inlined function, not as a macro.
5314 (_mm_alignr_pi8): Ditto.
5315 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5316 (_mm_inserti_si64): Ditto.
5317 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5318 (_mm_extract_epi16): Ditto.
5319 (_mm_insert_epi16): Ditto.
5320 (_mm_shufflehi_epi16): Ditto.
5321 (_mm_shufflelo_epi16): Ditto.
5322 (_mm_shuffle_epi32): Ditto.
5323 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5324 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5326 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5328 (_m_to_float): Use C89 compatible assignment.
5330 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5333 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5335 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5338 * doc/invoke.texi (Wreturn-type): Complete description.
5339 (Wextra): Delete item about return-type warning.
5340 * c-decl.c: Delete redundant Wextra warning.
5342 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5345 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5346 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5347 inlined function, not as a macro.
5348 (_mm_prefetch): Ditto.
5350 (_mm_insert_pi16): Ditto.
5352 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5353 (_m_pshufw): Ditto. Add const to __N argument.
5354 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5355 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5356 (_mm_slli_epi32): Ditto.
5357 (_mm_srli_si128): Implement as always inlined function, not as a
5358 macro. Add __inline to function declaration.
5359 (_mm_slli_si128): Ditto.
5361 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5363 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5364 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5366 (struct fenv): New structure.
5367 (FP_HANDLE_EXCEPTIONS): New define.
5368 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5369 (_FP_DECL_EXP): New define.
5370 (FP_INIT_ROUNDMODE): New define.
5371 (FP_ROUNDMODE): New define.
5373 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5375 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5376 (Wconversion): Update description.
5377 (Wconversion-sign): New.
5378 * c.opt (Wconversion-sign): New.
5379 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5380 means disabled for C++. Otherwise, take the status of Wconversion.
5381 * c-common.c (conversion_warning): Warn with either Wconversion or
5383 (warnings_for_convert_and_check): Conditions are already checked by
5385 (convert_and_check): Don't check warnings if the conversion failed.
5387 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5388 Anatoly Sokolov <aesok@dol.ru>
5390 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5391 avr_epilogue_uses) : Add declaration.
5392 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5393 * config/avr/constraints.md (R): New constraint.
5394 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5395 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5396 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5397 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5398 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5399 call_prologue_saves, epilogue_restores, return_from_epilogue,
5400 return_from_main_epilogue, return_from_interrupt_epilogue,
5401 return_from_naked_epilogue, prologue, epilogue): New patterns.
5402 (jump): Handle symbol reference.
5403 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5404 avr_output_function_prologue, avr_output_function_epilogue): Remove
5406 (avr_init_machine_status, expand_prologue, expand_epilogue,
5407 avr_asm_function_end_prologue, avr_epilogue_uses,
5408 avr_asm_function_begin_epilogue): New functions.
5409 (prologue_size, epilogue_size, jump_tables_size): Remove global
5411 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5412 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5413 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5414 (avr_override_options): Initialise init_machine_status.
5415 (output_movhi): Handle all stack pointer loads.
5416 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5417 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5418 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5419 (EPILOGUE_USES) Redefine.
5420 (machine_function) Declare.
5422 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5424 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5425 Use a single return statement.
5427 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5430 * builtins.c (do_mpfr_lgamma_r): New.
5431 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5432 * tree.h (CASE_FLT_FN_REENT): New.
5434 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5436 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5437 (output_die): Use 'unsigned long' with %x.
5438 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5439 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5440 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5442 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5444 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5449 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5450 true if function has no argument.
5452 2007-05-18 DJ Delorie <dj@redhat.com>
5454 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5455 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5457 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5459 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5460 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5461 count_trailing_zeros.
5462 (__i386__): Implement count_leading_zeros using __builtin_clz().
5463 Implement count_trailing_zeros usign __builtin_ctz().
5465 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5467 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5469 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5472 * expr.c (emit_move_change_mode): Change mode of push operands here.
5474 2007-05-17 Ian Lance Taylor <iant@google.com>
5476 PR tree-optimization/31953
5477 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5479 (set_value_range_to_null): Call set_value_range_to_value.
5480 (extract_range_from_comparison): Likewise.
5482 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5484 * toplev.c (print_version): Output GMP/MPFR version info.
5486 * builtins.c (CASE_MATHFN_REENT): New macro.
5487 (mathfn_built_in): Use it.
5488 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5489 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5490 BUILT_IN_LGAMMAL_R): New.
5491 * doc/extend.texi: Document new builtins.
5494 * builtins.c (do_mpfr_remquo): New.
5495 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5496 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5499 * builtins.c (fold_builtin_1): Handle y0, y1.
5500 (fold_builtin_2): Handle yn.
5503 * builtins.c (do_mpfr_bessel_n): New.
5504 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5505 (fold_builtin_2): Handle BUILT_IN_JN.
5507 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5510 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5511 TYPE_PRECISION (intmax_type_node).
5513 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5516 * reload.c (subst_reloads): Remove checking.
5518 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5520 PR rtl-optimization/31691
5521 * combine.c (simplify_set): Build a new src pattern instead of
5522 substituting its operands in the COMPARE case.
5524 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5526 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5527 (execute_vrp): Preserve loops through jump threading.
5528 * tree-ssa-threadupdate.c (thread_single_edge,
5529 dbds_continue_enumeration_p, determine_bb_domination_status,
5530 thread_through_loop_header): New functions.
5531 (create_edge_and_update_destination_phis,
5532 create_edge_and_update_destination_phis): Set loops for the new blocks.
5533 (prune_undesirable_thread_requests): Removed.
5534 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5536 (thread_block): Do not call prune_undesirable_thread_requests.
5538 (mark_threaded_blocks): Select edges to thread here.
5539 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5540 Thread edges through loop headers independently.
5541 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5542 * tree-pass.h (TODO_mark_first_instance): New.
5543 (first_pass_instance): Declare.
5544 * cfghooks.c (duplicate_block): Put the block to the original loop
5545 if copy is not specified.
5546 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5547 jump threading. Pass may_peel_loop_headers to
5548 thread_through_all_blocks according to first_pass_instance.
5549 * cfgloop.h (create_preheader): Declare.
5550 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5551 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5552 * passes.c (first_pass_instance): New variable.
5553 (next_pass_1): Set TODO_mark_first_instance.
5554 (execute_todo): Set first_pass_instance.
5556 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5558 PR tree-optimization/24659
5559 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5560 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5561 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5562 OTI_vec_pack_ufix_trunc.
5563 (vec_unpacks_float_hi_optab): Define new macro.
5564 (vec_unpacks_float_lo_optab): Ditto.
5565 (vec_unpacku_float_hi_optab): Ditto.
5566 (vec_unpacku_float_lo_optab): Ditto.
5567 (vec_pack_sfix_trunc_optab): Ditto.
5568 (vec_pack_ufix_trunc_optab): Ditto.
5569 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5570 and vec_pack_[s|u]fix_trunc_optab using
5571 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5572 * tree-vectorizer.c (supportable_widening_operation): Handle
5573 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5574 (supportable_narrowing_operation): New function.
5575 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5576 * tree-vect-transform.c (vectorizable_conversion): Handle
5577 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5578 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5579 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5580 to check for target support.
5581 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5582 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5583 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5584 for VEC_PACK_FIX_TRUNC_EXPR.
5585 (expand_binop): Special case mode of the result for
5586 vec_pack_[u|s]fix_trunc_optab.
5587 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5588 vec_pack_[u|s]fix_trunc_optab.
5590 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5591 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5592 * tree-pretty-print.c (dump_generic_node): Handle
5593 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5594 VEC_PACK_FIX_TRUNC_EXPR.
5596 * expr.c (expand_expr_real_1): Ditto.
5597 * tree-inline.c (estimate_num_insns_1): Ditto.
5598 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5600 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5601 (vec_unpacks_float_lo_v8hi): Ditto.
5602 (vec_unpacku_float_hi_v8hi): Ditto.
5603 (vec_unpacku_float_lo_v8hi): Ditto.
5604 (vec_unpacks_float_hi_v4si): Ditto.
5605 (vec_unpacks_float_lo_v4si): Ditto.
5606 (vec_pack_sfix_trunc_v2df): Ditto.
5608 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5610 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5611 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5612 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5613 [vec_pack_ufix_trunc]: Ditto.
5614 [vec_unpacks_float_hi]: Ditto.
5615 [vec_unpacks_float_lo]: Ditto.
5616 [vec_unpacku_float_hi]: Ditto.
5617 [vec_unpacku_float_lo]: Ditto.
5619 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5621 * soft-fp/README: Update for new files.
5622 * soft-fp/floattisf.c: New file.
5623 * soft-fp/floattidf.c: New file.
5624 * soft-fp/floattitf.c: New file.
5625 * soft-fp/floatuntisf.c: New file.
5626 * soft-fp/floatuntidf.c: New file.
5627 * soft-fp/floatuntitf.c: New file.
5628 * soft-fp/fixsfti.c: New file.
5629 * soft-fp/fixdfti.c: New file.
5630 * soft-fp/fixtfti.c: New file.
5631 * soft-fp/fixunssfti.c: New file.
5632 * soft-fp/fixunsdfti.c: New file.
5633 * soft-fp/fixunstfti.c: New file.
5634 * soft-fp/extendxftf.c: New file.
5635 * soft-fp/trunctfxf.c: New file.
5637 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5638 (__trunctfxf2): Ditto.
5640 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5641 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5642 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5643 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5644 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5645 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5647 * config/i386/t-fprules-softfp64: New file.
5648 * config/i386/sfp-machine.h: New file.
5649 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5650 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5651 and soft-fp/t-softfp to tmake_file.
5652 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5653 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5655 * config/i386/t-linux64 (softfp_wrap_start): New.
5656 (softfp_wrap_end): New.
5657 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5658 supported for TARGET_64BIT.
5660 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5662 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5663 c_common_unsigned_type behavior.
5665 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5667 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5670 2007-05-16 Eric Christopher <echristo@apple.com>
5672 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5673 saving after stack push. Set sp_offset whenever we push.
5674 (rs6000_emit_epilogue): Move altivec register restore before
5677 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5679 * configure.ac: Allow sysroots to be relocated under $prefix as
5680 well as $exec_prefix.
5681 * configure: Regenerate.
5683 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5687 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5689 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5690 (gcc_tooldir): Likewise.
5691 * configure: Regenerate.
5692 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5693 old configure.ac gcc_tooldir setting.
5694 (prefix_to_exec_prefix): New variable.
5695 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5696 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5698 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5700 * c-typeck.c (build_binary_op): Return early for error.
5702 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5704 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5705 struct nb_iter_bound.
5706 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5707 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5708 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5709 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5710 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5711 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5712 (del_scev_info): Use ggc_free.
5713 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5714 * loop-init.c: Include ggc.h.
5715 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5716 (loop_optimizer_finalize): Use ggc_free.
5717 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5718 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5719 pass_iv_optimize): Add TODO_ggc_collect.
5720 * function.h (struct function): Remove skip marker from
5722 * cfgloop.c: Include ggc.h.
5723 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5725 (establish_preds): Vector superloops is gc allocated.
5726 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5728 (flow_loops_find): Vector larray is gc allocated.
5729 (loop_exit_free): Use ggc_free.
5730 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5731 that head of exits list is now not a part of struct loop.
5732 (record_loop_exits): Allocate exits table in gc memory.
5733 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5734 that head of exits list is now not a part of struct loop.
5735 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5736 struct loop_exit): Add GTY marker.
5737 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5738 Add skip marker to aux field. Make head of exits list a separate
5740 (struct loops): Add GTY marker. Make larray vector gc allocated.
5741 Add param marker to exits table.
5742 (get_loops): Type changed.
5743 * Makefile.in (tree-scalar-evolution.o): Add
5744 gt-tree-scalar-evolution.h dependency.
5745 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5746 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5747 * basic-block.h (struct basic_block_def): Remove skip marker from
5750 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5752 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5753 of 0 in the call to expand_expr().
5754 (expand_builtin_mathfn_3): Ditto.
5755 (expand_builtin_interclass_mathfn): Ditto.
5756 (expand_builtin_cexpi): Ditto.
5757 (expand_builtin_int_roundingfn): Ditto.
5758 (expand_builtin_int_roundingfn_2): Ditto.
5759 (expand_builtin_pow): Ditto.
5760 (expand_builtin_powi): Ditto.
5761 (expand_builtin_bswap): Ditto.
5762 (expand_builtin_unop): Ditto.
5763 (expand_builtin_fabs): Ditto.
5764 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5765 the call to expand_expr().
5766 (expand_builtin_sync_operation): Ditto.
5767 (expand_builtin_compare_and_swap): Ditto.
5768 (expand_builtin_lock_test_and_set): Ditto.
5769 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5770 instead of 0 in the call to expand_expr().
5771 (expand_builtin_extract_return_addr): Ditto.
5772 (expand_builtin_eh_return): Ditto.
5773 (expand_eh_return): Ditto.
5774 * explow.c (expr_size): Ditto.
5775 * expr.c (optimize_bitfield_assignment_op): Ditto.
5776 (expand_assignement): Ditto.
5777 (store_expr): Ditto.
5778 (store_field): Ditto.
5779 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5780 the call to expand_expr().
5781 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5782 in the call to expand_expr().
5783 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5784 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5785 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5787 * optabs.c (expand_vec_shift_expr): Ditto.
5788 (expand_vec_cond_expr): Ditto.
5789 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5790 call to expand_expr().
5791 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5792 in the call to expand_expr().
5794 2007-05-14 Dave Korn <dave.korn@artimi.com>
5796 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5798 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5800 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5801 instead of c_common_unsigned_type.
5802 (c_common_unsigned_type): Remove.
5803 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5804 c_common_unsigned_type.
5805 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5806 c_common_unsigned_type.
5807 * c-common.h (c_common_unsigned_type): Remove.
5808 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5809 c_common_unsigned_type.
5810 * c-format.c (check_format_types): Use unsigned_type_for instead of
5811 c_common_unsigned_type.
5812 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5813 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5814 of c_common_unsigned_type.
5815 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5816 lang_hooks.types.unsigned_type.
5817 * expmed.c (make_tree): Use unsigned_type_for instead of
5818 lang_hooks.types.unsigned_type.
5819 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5820 lang_hooks.types.unsigned_type.
5821 (build_range_check): Likewise.
5822 (fold_unary): Likewise.
5823 (fold_binary): Likewise.
5824 (fold_ternary): Likewise.
5825 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5826 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5827 * tree.c (get_unsigned_type): New.
5828 (unsigned_type_for): Use get_unsigned_type instead of
5829 lang_hooks.types.unsigned_type.
5831 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5833 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5834 to m68k_get_function_kind. Update its prototype.
5835 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5837 (m68k_interrupt_function_p): Return enum m68k_function_type
5838 instead of bool. Rename to m68k_get_function_kind.
5839 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5841 (m68k_compute_frame_layout): Don't mark any register for save
5842 if an interrupt_thread attribute is specified.
5843 (m68k_hard_regno_rename_ok): Update a use of
5844 m68k_interrupt_function_p.
5845 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5846 m68k_interrupt_function_p.
5847 (m68k_function_type): New.
5848 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5849 for a function with an interrupt_thread attribute.
5850 * doc/extend.texi: Document the interrupt_thread attribute.
5852 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5854 Fix PR tree-optimization/31911
5855 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5856 if they didn't change the expression.
5858 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5860 * tree-scalar-evolution.c (resolve_mixers): Exported.
5861 * tree-scalar-evolution.h (resolve_mixers): Declare.
5862 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5863 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5864 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5865 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5866 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5867 strip_conversion, analyze_offset_expr, address_analysis,
5868 object_analysis, analyze_offset): Removed.
5869 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5870 split_constant_offset, canonicalize_base_object_address,
5871 object_address_invariant_in_loop_p, disjoint_objects_p,
5872 dr_may_alias_p, dr_address_invariant_p): New functions.
5873 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5874 and dr_analyze_alias.
5875 (initialize_data_dependence_relation): Use dr_may_alias_p
5876 and object_address_invariant_in_loop_p.
5877 (compute_self_dependence): Handle the case when
5878 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5879 (find_data_references_in_stmt): Restrict the analysis of data
5880 references to the given loop nest.
5881 (find_data_references_in_loop): Made static. Pass loop nest to
5882 find_data_references_in_stmt.
5883 (compute_data_dependences_for_loop): Use DR_VOPS.
5884 (free_data_ref): Free DR_VOPS.
5885 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5886 (struct innermost_loop_behavior): ... new.
5887 (struct base_object_info): Replaced by ...
5888 (struct indices): ... new.
5889 (struct dr_alias): New.
5890 (enum data_ref_type): Removed.
5891 (struct data_reference): Consist of struct innermost_loop_behavior,
5892 struct indices and struct dr_alias.
5893 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5894 (DR_MEMTAG): Renamed to ...
5895 (DR_SYMBOL_TAG): ... this.
5896 (find_data_references_in_loop): Declaration removed.
5897 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5898 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5899 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5900 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5902 2007-05-13 Revital Eres <eres@il.ibm.com>
5904 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5905 which walks virtual def-use chains to find redundant stores.
5906 (dse_optimize_stmt): Call it.
5908 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5910 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5911 * passes.c (init_optimization_passes): Move pass_jump_bypass
5914 * basic-block.h (bb_has_eh_pred): Fix style issue.
5916 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5918 PR rtl-optimization/31848
5919 * loop-invariant.c (move_invariant_reg): If we move an insn
5920 with a REG_EQUAL note, and that insn is not always executed,
5921 remove the REG_EQUAL note.
5923 2007-05-12 Richard Guenther <rguenther@suse.de>
5925 PR tree-optimization/31797
5926 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5927 propagate into a stmt that has volatile ops.
5929 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5931 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5932 (gcc_tooldir): Likewise.
5933 * configure: Regenerate.
5934 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5935 old configure.ac gcc_tooldir setting.
5936 (prefix_to_exec_prefix): New variable.
5937 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5938 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5940 2007-05-11 Silvius Rus <rus@google.com>
5942 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5943 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5944 * c-common.h (strict_aliasing_warning): Change return type.
5945 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5946 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5947 (build_c_cast): Condition call to strict_aliasing_warning.
5948 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5949 * flags.h (set_Wstrict_aliasing): Declare.
5950 * opts.c (set_Wstrict_alising): Define, add call to.
5951 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5952 * tree-ssa-alias-warnings.c: New file.
5953 * tree-ssa-alias.c (compute_may_aliases): Add call to
5954 strict_aliasing_warning_backend.
5956 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5958 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5959 Use loop_depth and loop_outer accessor functions.
5960 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5961 determine_invariantness_stmt, move_computations_stmt): Ditto.
5962 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5963 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5964 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5965 * tree-scalar-evolution.c (interpret_loop_phi,
5966 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5967 instantiate_parameters_1, scev_const_prop): Ditto.
5968 * cfghooks.c (make_forwarder_block): Ditto.
5969 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5970 * modulo-sched.c (loop_canon_p): Ditto.
5971 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5972 slpeel_can_duplicate_loop_p): Ditto.
5973 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5974 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5975 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5976 cancel_loop, verify_loop_structure): Ditto.
5977 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5978 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5979 superloops vector instead of "pred" array.
5980 (establish_preds): Take father loop as an argument. Initialize the
5982 (flow_loop_tree_node_add): Pass father loop to establish_preds.
5983 Do not initialize loop->outer.
5984 (flow_loop_tree_node_remove): Truncate the superloops vector.
5985 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5986 "pred" merged to "superloops" vector.
5987 (loop_depth, loop_outer): New.
5988 (fel_init): Use loop_outer.
5990 2007-05-11 Jan Hubicka <jh@suse.cz>
5992 * cgraphunit.c: Include gt-cgraphunit.h
5993 (static_ctors, static_dtors): New static vars.
5994 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5995 based on implementation in c-common.c
5996 (cgraph_finalize_function): Call record_cdtor_fn.
5997 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5998 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5999 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6000 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6001 build_cdtor, c_build_cdtor_fns): Remove.
6002 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6003 c_build_cdtor_fns): Remove prototype.
6005 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6008 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6009 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6010 * builtins.c (fold_builtin_memchr): New.
6011 (expand_builtin_memchr): Call the latter.
6012 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6013 * doc/extend.texi ([Other built-in functions provided by GCC]):
6016 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6018 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6019 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6020 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6021 PFPO_OP1_TYPE_SHIFT): Constants added.
6022 (DFP_ALL): Mode macro defined.
6023 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6024 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6025 Insn definitions added.
6026 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6027 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6030 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6032 PR tree-optimization/31885
6033 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6034 NULL_TREE to be undetermined.
6035 (automatically_generated_chrec_p): Return false for NULL.
6037 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6039 * config/bfin/bfin.h (MOVE_RATIO): Define.
6041 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6043 * config.gcc (sparc-wrs-vxworks): New target.
6044 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6045 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6046 * config/sparc/sparc.h: Include vxworks-dummy.h.
6047 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6048 include LABEL_REFs too.
6049 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6050 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6052 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6054 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6055 (sparc_emit_call_insn): New function.
6056 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6057 functions when generating VxWorks PIC.
6058 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6059 (call, call_value): Use sparc_emit_call_insn instead of
6062 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6064 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6066 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6068 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6069 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6070 split_double instead of operand_subword.
6072 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6074 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6075 * config/bfin/bfin.c (bfin_local_alignment): New function.
6076 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6078 2007-05-08 Chao-ying Fu <fu@mips.com>
6080 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6081 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6082 (smsub_widen_optab, umsub_widen_optab): Define.
6083 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6085 * genopinit.c (optabs): Fill in smsub_widen_optab and
6087 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6088 and umsub_widen_optab to implement multiply-subtract sequences.
6089 * config/mips/mips.md (*msac<u>_di): Rename to...
6090 (<u>msubsidi4): ...this. Extend condition to include
6091 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6092 of operand 0 to "ka" and use the three-operand form of msub<u>
6094 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6097 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6099 PR rtl-optimization/28011
6100 * reload.c (push_reload): Set dont_share if IN appears in OUT
6101 also when IN is a PLUS rtx.
6102 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6105 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6107 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6108 call unshare_all_decls.
6109 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6110 (unshare_all_decls): Remove.
6112 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6115 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6118 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6119 Nigel Stephens <nigel@mips.com>
6121 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6122 Update comments and all uses.
6123 (MIN_FPRS_PER_FMT): Define.
6124 * config/mips/mips.c (function_arg): Fix to correctly handle
6125 the -mips32r2 -mfp64 -mabi=32 case.
6126 (override_options): Enable use of odd-numbered registers for
6127 SFmode values on MIPS32.
6128 (mips_save_reg_p): Save whole floating-point register pair if
6129 either half is used.
6130 (compute_frame_size): Fix comment.
6132 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6134 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6135 argument of type bool.
6136 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6137 argument. Safely select temporary P register according to it.
6138 (do_link): Change call site of add_to_reg accordingly.
6139 (do_unlink): Add epilogue_p as a fourth argument and pass it
6141 (expand_interrupt_handler_epilogue): Change call of do_unlink
6143 (bfin_expand_prologue): Add a third argument sibcall_p.
6144 * config/bfin/bfin.md (epilogue): Change call of
6145 bfin_expand_epilogue accordingly.
6146 (sibcall_epilogue): Likewise.
6147 (eh_return_internal): Likewise.
6149 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6150 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6151 * config/bfin/bfin.c (bfin_handle_option): Handle
6152 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6153 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6154 Support bf534, bf536 and bf561.
6155 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6157 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6160 * config/i386/i386.c (ix86_function_regparm): Process local
6161 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6163 2007-05-07 Mike Stump <mrs@apple.com>
6165 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6166 also checks for and while statements in C++.
6168 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6170 * gcc.c (at_file_supplied): New variable.
6171 (main): Set it if we expanded argv.
6172 (do_spec_1): Pass an @-file to the linker if we were called with
6173 an @-file argument and HAVE_GNU_LD.
6174 * collect2.c (at_file_supplied): New variable.
6175 (response_file): New variable.
6176 (collect_exit): Unlink response_file if necessary.
6177 (handler): Likewise.
6178 (do_wait): Likewise.
6179 (main): Set at_file_supplied if we expanded argv.
6180 (collect_execute): Pass an @-file to subprocesses if we were called
6181 with an @-file argument.
6182 * configure.ac: Add define for HAVE_GNU_LD.
6183 * configure: Regenerate.
6184 * config.in: Regenerate.
6186 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6188 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6194 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6196 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6197 (TARGET_ENCODE_SECTION_INFO): Re-define.
6198 (m32c_encode_section_info): New
6199 (function_vector_handler): New
6200 (current_function_special_page_vector): New
6201 (m32c_special_page_vector_p): New.
6202 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6204 * config/m32c/jump.md: Added instruction JSRS for functions
6205 with attribute "function_vector".
6206 * doc/extend.texi (function_vector): Added description
6207 for M16C, M32C targets.
6209 2007-05-07 DJ Delorie <dj@redhat.com>
6212 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6213 ashrpsi3, lshrpsi3): Update shift count constraint.
6215 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6216 Nathan Froyd <froydnj@codesourcery.com>
6219 * c-incpath.c (add_path): Strip trailing path separators.
6221 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6223 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6224 Free dominance info before purging EH edges.
6225 (eliminate_degenerate_phis): Likewise.
6226 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6228 2007-05-07 Jan Hubicka <jh@suse.cz>
6230 * gimplify.c (gimplify_expr): Do not crash when folding
6231 (void *)(int)&a + 4.
6233 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6236 * c-opts.c (lang_fortran): Make it non static.
6237 * c-common.h (lang_fortran): New prototype.
6238 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6239 -lang-fortran option was passed by the driver.
6241 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6243 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6244 of ASSERT_CHECKING. Tweak message.
6246 2007-05-06 Revital Eres <eres@il.ibm.com>
6249 * loop-unroll.c (insert_var_expansion_initialization):
6250 Initialize the expansions with -zero instead of +zero.
6252 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6254 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6255 into pic and non-pic versions. Mark r19 as used for
6256 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6257 for tgd_load, tld_load and tie_load .
6258 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6259 version of tgd_load, tld_load and tie_load depending on the
6262 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6263 Jakub Jelinek <jakub@redhat.com>
6265 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6266 (__do_global_dtors_aux): Use more paranoid loop to run
6267 destructors if HIDDEN_DTOR_LIST_END.
6268 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6270 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6272 * varasm.c (align_variable): Don't increase alignment for
6273 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6274 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6276 2007-05-04 Josh Conner <jconner@apple.com>
6278 * basic-block.h (cdi_direction): Assign values to all enumeration
6280 (dom_computed): Remove.
6281 (dom_info_state): New.
6282 (set_dom_info_availability): New.
6283 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6284 walk_data.dom_direction.
6285 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6286 instead of dom_computed[].
6287 (split_edge): Likewise.
6288 (create_basic_block): Likewise.
6289 (merge_blocks): Likewise.
6290 * ifcvt.c (find_if_header): Likewise.
6291 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6292 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6293 * tree-ssa.c (verify_ssa): Likewise.
6294 * tree-cfg.c (tree_verify_flow_info): Likewise.
6295 (remove_edge_and_dominated_blocks): Likewise.
6296 * dominance.c (dom_computed): Make static.
6297 (calc_dfs_tree_nonrec): Change third param to a bool.
6298 (calc_dfs_tree): Change second param to a bool.
6299 (calc_idioms): Change second param to a bool. Use
6300 dom_convert_dir_to_idx.
6301 (init_dom_info): Validate dir before using.
6302 (dom_convert_dir_to_idx): New.
6303 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6304 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6305 (free_dominance_info): Use dom_convert_dir_to_idx.
6306 (get_immediate_dominator): Likewise.
6307 (set_immediate_dominator): Likewise.
6308 (get_dominated_by): Likewise.
6309 (redirect_immediate_dominators): Likewise.
6310 (nearest_common_denominator): Likewise.
6311 (dominated_by_p): Likewise.
6312 (bb_dom_dfs_in): Likewise.
6313 (bb_dom_dfs_out): Likewise.
6314 (recount_dominator): Likewise.
6315 (iterate_fix_dominators): Likewise.
6316 (add_to_dominance_info): Likewise.
6317 (delete_from_dominance_info): Likewise.
6318 (first_dom_son): Likewise.
6319 (next_dom_son): Likewise.
6320 (dom_info_available_p): Likewise.
6321 (dom_info_state): New.
6322 (set_dom_info_availability): New.
6324 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6326 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6328 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6330 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6332 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6333 (subdi3, subdi_carry): Delete.
6335 2007-05-04 Jan Hubicka <jh@suse.cz>
6336 Richard Guenther <rguenther@suse.de>
6338 * opts.c (decode_options): Do not fiddle with inlining
6339 parameters in case of optimizing for size.
6340 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6341 for size do nothing.
6342 (cgraph_decide_inlining_of_small_function): When optimizing for
6343 size never inline functions increasing caller size.
6344 (cgraph_early_inlining): Inline for size when optimizing for size.
6346 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6348 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6349 logical operations piecewise.
6350 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6351 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6352 subdi_sesidi_di): Delete.
6353 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6354 the generated sequence. Allow three-reg add in constraints. Rewrite
6355 the rtl expression for carry to avoid zero_extend of a constant.
6356 (sub_with_carry): New pattern.
6357 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6358 different sequence not involving jumps.
6359 (notbi): Now a named pattern.
6361 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6363 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6364 Add the note about a significant loss of accuracy of some
6365 mathematical routines when these options are used.
6367 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6369 * haifa-sched.c (rtx_vec_t): New typedef.
6370 (contributes_to_priority_p): Extract piece of priority () into new
6372 (priority): Use the function. Add assertion.
6373 (rank_for_schedule, set_priorities): Add assertion to check that
6374 insn's priority is initialized.
6375 (clear_priorities, calc_priorities): Change signature. Make it update
6376 all relevant insns. Update all callers ('add_to_speculative_block ()'
6377 and 'create_block_check_twin ()').
6378 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6379 Add new field 'priority_status'.
6380 (INSN_PRIORITY_STATUS): New macro.
6381 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6383 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6385 * sched-ebb.c (debug_ebb_dependencies): New static function.
6386 (init_ready_list): Use it.
6388 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6389 with changed signature and 'debug_rgn_dependencies ()'.
6390 (debug_rgn_dependencies): New static function.
6391 (init_ready_list): Use it.
6393 * sched-int.h (debug_dependencies): Declare.
6395 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6397 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6399 2007-05-04 Dirk Mueller <dmueller@suse.de>
6401 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6403 2007-05-03 Jan Hubicka <jh@suse.cz>
6405 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6406 ((T1)X op (T1)Y), for pointer type in more cases than before.
6408 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6410 * tree-object-size.c (plus_expr_object_size): When operand size is
6411 unknown, return unknown.
6413 2007-05-03 Dirk Mueller <dmueller@suse.de>
6415 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6417 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6420 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6422 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6424 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6426 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6428 * config/soft-fp/double.h, config/soft-fp/extended.h,
6429 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6430 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6431 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6432 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6435 2007-05-03 Ian Lance Taylor <iant@google.com>
6437 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6438 MASK_PPC_GFXOPT for 8540 or 8548.
6440 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6442 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6443 vect_print_dump_info() to output debug information.
6445 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6448 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6449 operands of size 2 when operand is not MEM_P.
6451 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6453 PR tree-optimization/30565
6454 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6456 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6458 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6459 (umulsi3_highpart): Use them.
6460 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6461 for final accumulator to D regisster tranfser.
6463 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6465 PR tree-optimization/31699
6466 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6468 (vect_enhance_data_refs_alignment): Compute peel amount using
6469 TYPE_VECTOR_SUBPARTS instead of vf.
6470 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6472 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6475 * system.h: Remove inclusion of double-int.h
6476 * tree.h: Include double-int.h
6477 * gengtype.c: Likewise
6478 * cfgloop.h: Likewise
6479 * Makefile.in: Adjust dependencies on double-int.h
6481 2007-05-02 Eric Christopher <echristo@apple.com>
6483 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6484 -shared to -Zdynamiclib.
6486 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6489 * c-common.c (strip_pointer_or_array_types): New function.
6490 * c-common.h (strip_pointer_or_array_types): New function declaration.
6492 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6494 PR tree-optimization/31771
6495 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6497 2007-05-02 Paul Brook <paul@codesourcery.com>
6499 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6501 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6504 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6507 2007-05-02 Nick Clifton <nickc@redhat.com>
6509 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6511 2007-05-02 Richard Guenther <rguenther@suse.de>
6513 PR tree-optimization/31146
6514 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6515 argument, single_use_p. If we have a single use that is
6516 a conversion to the definition rhs type, propagate that rhs.
6517 (forward_propagate_addr_expr): Pass single_use_p argument
6518 to forward_propagate_addr_expr_1.
6520 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6522 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6525 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6527 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6528 'AMD Family 10 core'.
6530 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6532 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6533 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6534 with SSE3 instruction set support.
6535 * doc/invoke.texi: Likewise.
6537 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6539 * config/i386/i386.c (override_options): Tuning 32-byte loop
6540 alignment for amdfam10 architecture. Increasing the max loop
6541 alignment to 24 bytes.
6543 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6545 * config/m68k/constraints.md: New.
6546 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6547 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6548 EXTRA_CONSTRAINT): Remove.
6549 * config/m68k/m68k.md: Include constraints.md.
6550 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6552 2007-05-01 Ian Lance Taylor <iant@google.com>
6554 PR tree-optimization/31739
6555 * tree-vrp.c (vrp_val_is_max): New static function.
6556 (vrp_val_is_min): New static function.
6557 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6559 (set_value_range): Use vrp_val_is_{max,min}.
6560 (extract_range_from_assert): Likewise.
6561 (extract_range_from_binary_expr): Likewise.
6562 (extract_range_from_unary_expr): Likewise.
6563 (dump_value_range, vrp_meet): Likewise.
6564 (vrp_visit_phi_node): Likewise.
6565 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6567 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6569 * config/i386/gmon-sol2.c (size_t): New type.
6570 (intptr_t): Likewise.
6571 (s_textsize): Declare as size_t.
6573 (monstartup): Use size_t for sizes.
6574 (_mcount): Save and restore registers.
6575 (internal_mcount): Pass 0 as the first argument to monstartup
6577 (moncontrol): Convert pointer to appropriately sized integer
6578 before passing to profil.
6580 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6582 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6583 __NO_FPRS__, not just if _SOFT_DOUBLE.
6584 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6585 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6586 also for E500 double.
6587 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6588 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6591 2007-05-01 Richard Guenther <rguenther@suse.de>
6593 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6596 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6598 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6600 2007-05-01 Jan Hubicka <jh@suse.cz>
6602 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6605 2007-05-01 Jan Hubicka <jh@suse.cz>
6607 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6608 (maybe_fold_offset_to_reference): Declare.
6609 * fold-const.c (fold_unary): Do not fold
6610 (type *)&A into &A->field_of_type_and_offset_0
6611 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6612 size is unknown, give up.
6613 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6615 (maybe_fold_offset_to_reference): New.
6616 (maybe_fold_stmt_indirect): Use it.
6617 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6618 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6620 (gimplify_expr): Likewise for plus_expr.
6622 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6624 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6625 bsi_after_labels. Always insert statements before bsi.
6626 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6627 * predict.c (apply_return_prediction): Check for empty blocks.
6628 * cfgexpand.c (lab_rtx_for_bb): New variable.
6629 (label_rtx_for_bb): Do not create new tree labels.
6630 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6631 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6632 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6634 (label_for_bb): Add field used.
6635 (update_eh_label, main_block_label): Mark the label used.
6636 (cleanup_dead_labels): Remove unused labels.
6638 2007-05-01 Richard Guenther <rguenther@suse.de>
6640 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6641 if it is not about to be set.
6642 (get_value_range): Do not pre-allocate equiv bitmap.
6643 (update_value_range): No need to clear equiv field.
6644 (add_equivalence): Change prototype to get bitmap pointer.
6645 Allocate bitmap here if it is not already.
6646 (extract_range_from_assert): Do not allocate bitmap here.
6647 Update callers to add_equivalence.
6648 (extract_range_from_ssa_name): Likewise.
6649 (get_vr_for_comparison): New static helper.
6650 (compare_name_with_value): Handle NULL equiv bitmap by
6651 peeling the first iteration of the comparison loop.
6652 Use get_vr_for_comparison.
6653 (compare_names): Handle NULL equiv bitmaps by using fake
6654 ones. Use get_vr_for_comparison.
6656 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6658 * double-int.c (mpz_set_double_int): Moved from
6659 tree-ssa-loop-niter.c.
6660 (mpz_get_double_int): Likewise; also, add option to wrap
6661 out-of-range integers.
6662 * double-int.h: New prototypes for above.
6663 * tree.c (get_static_type_bounds): Moved from
6664 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6665 TYPE_MAX_VALUE if they exist..
6666 * tree.h: New prototype for above.
6667 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6668 get_type_bounds calls.
6669 (mpz_set_double_int): Move to double-int.c.
6670 (get_type_bounds): Move to tree.c, rename to
6671 get_static_type_bounds.
6672 (mpz_to_double_int): Move to double-int.c, rename to
6675 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6677 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6678 DIV0 exception can fall through to a normal return.
6680 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6684 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6685 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6686 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6687 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6688 initialize align to silence bogus warning.
6689 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6690 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6692 (struct sra_walk_fns): Remove use_all parameter from use.
6693 (sra_hash_tree): Handle BIT_FIELD_REFs.
6694 (sra_elt_hash): Don't hash bitfld blocks.
6695 (sra_elt_eq): Skip them in parent compares as well. Handle
6697 (sra_walk_expr): Don't maintain or pass down use_all_p.
6698 (scan_use): Remove use_all parameter.
6699 (scalarize_use): Likewise. Re-expand assignment to
6700 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6701 output, and re-scalarize after output. Don't mark anything
6703 (scalarize_ldst): Adjust.
6704 (scalarize_walk_gimple_modify_statement): Likewise.
6705 (build_element_name_1): Handle BIT_FIELD_REFs.
6706 (instantiate_element): Don't warn for any element whose parent
6708 (instantiate_missing_elements_1): Return the sra_elt.
6709 (canon_type_for_field): New.
6710 (try_instantiate_multiple_fields): New.
6711 (instantiate_missing_elemnts): Use them.
6712 (mark_no_warning): Removed.
6713 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6714 (REPLDUP, sra_build_elt_assignment): New.
6715 (generate_copy_inout): Use them.
6716 (generate_element_copy): Likewise. Handle bitfld differences.
6717 (generate_element_zero): Don't recurse for blocks. Use
6718 sra_build_elt_assignment.
6719 (generate_one_element_int): Take elt instead of var. Use
6720 sra_build_elt_assignment.
6721 (generate_element_init_1): Adjust.
6722 (scalarize_use, scalarize_copy): Use REPLDUP.
6723 (scalarize_ldst): Move assert before dereference.
6724 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6726 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6729 * tree.c (reconstruct_complex_type): Reconstruct a reference
6731 Also use the same mode for the pointer as the old pointer type.
6733 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6735 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6738 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6740 PR rtl-optimization/31676
6741 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6742 (df_refs_record): Call it.
6744 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6746 * rtl.def (SS_ABS): New code.
6747 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6748 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6749 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6750 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6751 (bfin_init_builtins): Define them.
6752 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6753 (bfin_expand_builtin): ... and handle the others here.
6754 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6755 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6756 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6757 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6758 operand is only HImode.
6760 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6762 * regclass.c (scan_one_insn): Remove splitting of
6765 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6766 Nigel Stephens <nigel@mips.com>
6768 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6770 2007-04-28 Jan Hubicka <jh@suse.cz>
6772 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6773 insn_locators_alloc instead of insn_locators_initialize;
6774 call reset_block_changes.
6775 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6776 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6777 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6778 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6779 * config/score/score.c (th_output_mi_thunk): Likewise.
6780 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6781 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6782 tolerate uninitialized locator info.
6785 * function.c (init_function_start): Don't init line number info.
6786 (expand_function_end): Update.
6787 (reset_block_changes, record_block_change, finalize_block_changes,
6788 check_block_change, free_block_changes): Kill.
6789 * function.h (reset_block_changes, record_block_change,
6790 finalize_block_changes, check_block_change, free_block_changes):
6792 (struct function): Remove ib_boundaries_block.
6793 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6794 Use curr_insn_locator to initialize locator.
6795 (emit_line_note): Remove.
6796 * cfgexpand.c (expand_gimple_cond_expr): Update.
6797 (construct_exit_block): Likewise.
6798 (tree_expand_cfg): Initialize/finalize locators.
6799 * expr.c (expand_expr_real): Update.
6800 * cfglayout.c (line_locators_locs, line_locators_lines,
6801 file_locators_locs, file_locators_files): Remove.
6802 (set_block_levels): Move to cfgexpand.c.
6803 (insn_locators_initialize): Remove.
6804 (pass_insn_locators_initialize): Remove.
6805 (locations_locators_locs, locations_locators_vals): New static vars.
6806 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6808 (insn_locators_alloc, insn_locators_finalize,
6809 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6811 (locator_location): New.
6812 (locator_line, locator_file): Rewrite.
6813 * rtl.h (emit_line_note): Kill.
6814 (insn_locators_alloc, insn_locators_finalize,
6815 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6817 * tree-inline.c (initialize_cfun): Do not initialize
6818 ib_boundaries_block.
6819 * passes.c (pass_insn_locators_initialize): Remove.
6821 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6823 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6824 info. Update last_basic_block correctly.
6826 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6829 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6830 register itself to hold the offset constant. Tell flow the use
6831 of r4 and r5 when they are used.
6833 2007-04-27 Richard Guenther <rguenther@suse.de>
6835 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6836 if we simplified anything.
6837 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6838 warnings until we did a simplification and the stmt was not
6839 marked as TREE_NO_WARNING.
6841 2007-04-27 Mike Stump <mrs@apple.com>
6843 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6845 2007-04-27 Ian Lance Taylor <iant@google.com>
6848 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6849 TYPE_MAX_VALUE exist, convert them to the new type.
6851 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6853 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6854 if it claims to be available.
6855 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6857 (perform_tree_ssa_dce): Always free postdominators.
6859 2007-04-27 Richard Henderson <rth@redhat.com>
6861 * config/alpha/predicates.md (aligned_memory_operand): Mark
6862 as define_special_predicate.
6863 (unaligned_memory_operand, normal_memory_operand): Likewise.
6864 (reg_or_unaligned_mem_operand): Remove.
6865 (any_memory_operand): Match the documentation and check for
6866 non-renumbered pseudos during reload.
6867 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6868 alpha_secondary_reload_class, update to new interface, make static.
6869 Handle CQImode like HImode. Remove FP subreg check.
6870 (alpha_expand_mov): Use replace_equiv_address.
6871 (alpha_expand_mov_nobwx): Use any_memory_operand.
6872 (TARGET_SECONDARY_RELOAD): New.
6873 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6874 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6875 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6876 * config/alpha/alpha.md: ... here.
6877 (RELOAD12, reloadmode): New.
6879 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6880 Don't handle the aligned case here.
6881 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6882 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6883 reload_inhi_help. Don't expect a scratch register.
6884 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6886 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6888 2007-04-27 Richard Guenther <rguenther@suse.de>
6890 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6892 2007-04-27 Richard Guenther <rguenther@suse.de>
6894 PR tree-optimization/30965
6895 PR tree-optimization/30978
6896 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6897 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6898 (find_equivalent_equality_comparison): Likewise.
6899 (simplify_cond): Likewise.
6900 (get_prop_source_stmt): New helper.
6901 (get_prop_dest_stmt): Likewise.
6902 (can_propagate_from): Likewise.
6903 (remove_prop_source_from_use): Likewise.
6904 (combine_cond_expr_cond): Likewise.
6905 (forward_propagate_comparison): New function.
6906 (forward_propagate_into_cond): Rewrite to use fold for
6908 (tree_ssa_forward_propagate_single_use_vars): Call
6909 forward_propagate_comparison to propagate comparisons.
6911 2007-04-27 Richard Guenther <rguenther@suse.de>
6913 PR tree-optimization/31715
6914 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6915 sure to do computation on the offset in an appropriate
6918 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6920 * reload.h (elimination_target_reg_p): Declare.
6921 * reload.c (find_reloads): Don't apply the reg_rtx move
6922 optimization if the SET_DEST satisfies elimination_target_reg_p.
6923 * reload1.c (elimination_target_reg_p): New function.
6924 (gen_reload): In the move/add2 fallback, make sure that op0
6925 does not overlap the destination register.
6927 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6929 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6930 transform only GIMPLE_MODIFY_STMTs.
6931 * tree-complex.c (expand_complex_operations_1): Ditto.
6932 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6933 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6934 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6936 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6937 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6938 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6939 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6940 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6941 slpeel_add_loop_guard): Ditto.
6942 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6943 * lambda-code.c (perfect_nestify): Ditto.
6944 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6945 before the first statement.
6946 * tree-optimize.c (execute_free_datastructures): Fix comments.
6947 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6948 * tree-flow.h (disband_implicit_edges): Declaration removed.
6949 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6951 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
6952 COND_EXPRs without gotos.
6953 (disband_implicit_edges, has_label_p): Removed.
6954 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6955 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6957 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6959 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6960 also for COND_EXPRs.
6961 * cfgexpand.c (label_rtx_for_bb): New function.
6962 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6963 Use label_rtx_for_bb to find the labels.
6964 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6965 last block. Detect fallthru edges.
6967 2007-04-26 Ian Lance Taylor <iant@google.com>
6970 * reload.c (find_reloads_subreg_address): If the address was valid
6971 in the original mode but not in the new mode, reload the whole
6974 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6976 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6977 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6978 (cleanup_control_expr_graph): Do not invalidate dominance info.
6979 Record altered blocks.
6980 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6981 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6982 cleanup_tree_cfg_bb): New functions.
6983 (remove_forwarder_block): Do not maintain the worklist of blocks.
6984 Record altered blocks.
6985 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6987 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6988 delete_unreachable_blocks if dominators are not available.
6989 * tree-inline.c (optimize_inline_calls): Free dominance information
6991 * tree-flow.h (remove_edge_and_dominated_blocks,
6992 cfgcleanup_altered_bbs): Altered.
6993 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6995 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6997 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6998 do not invalidate dominators.
7000 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7002 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7003 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7004 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7005 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7007 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7009 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7011 2007-04-26 Richard Guenther <rguenther@suse.de>
7013 PR tree-optimization/31703
7014 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7015 the right type for the target of the bittest.
7017 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7019 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7020 ix86_sol10_return_in_memory.
7022 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7024 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7027 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7030 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7032 PR tree-optimization/30558
7033 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7034 clear this_state.prev_try.
7036 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7037 Mark Mitchell <mark@codesourcery.com>
7039 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7040 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7041 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7043 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7046 * doc/invoke.texi (%:print-asm-header): Document.
7047 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7049 (static_spec_functions): Add print-asm-header.
7050 (main): Print a banner before the --target-help linker options.
7051 (print_asm_header_spec_function): New function.
7053 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7056 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7057 (movsf_ie): Likewise.
7059 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7061 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7063 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7065 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7066 exception for divide-by-zero.
7067 (__umodsi3, __modsi3): Likewise.
7069 2007-04-25 Dirk Mueller <dmueller@suse.de>
7071 * c-typeck.c (build_compound_expr): Annotate warning()
7072 call with OPT_Wunused_value.
7073 * tree-ssa.c (warn_uninit): Annotate warning with
7075 * c-common.c (handle_sentinel_attribute): Annotate warning
7076 call with OPT_Wattributes.
7078 2007-04-25 Thiemo Seufer <ths@mips.com>
7080 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7082 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7083 on to the assembler. Improve handling of -mno-mips16. Add handling
7084 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7085 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7086 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7087 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7089 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7092 * config/i386/winnt.c (i386_pe_file_end): Strip only
7093 USER_LABEL_PREFIX when writing export name.
7095 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7097 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7098 sh/elf.h, vx-common.h and vxworks.h.
7099 * config/sh/sh.h: Include config/vxworks-dummy.h.
7100 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7101 (OVERRIDE_OPTIONS): Use it.
7102 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7103 (vxworks_picreg): New pattern.
7104 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7105 VXWORKS_OS_CPP_BUILTINS.
7106 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7107 to their VXWORKS_* equivalents.
7108 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7109 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7110 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7111 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7112 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7113 -mrtp/-fPIC multilibs.
7114 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7115 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7116 (MULTILIB_OSDIRNAMES): Delete.
7118 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7121 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7123 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7125 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7126 rounding mode to be specified by the caller.
7127 (real_to_mpfr) Likewise.
7128 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7129 include new arguments.
7130 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7132 2007-04-24 Ian Lance Taylor <iant@google.com>
7134 PR tree-optimization/31605
7135 * tree-vrp.c (set_value_range): Check that min and max are not
7136 both overflow infinities.
7137 (set_value_range_to_value): New static function.
7138 (extract_range_from_binary_expr): Call set_value_range_to_value.
7139 (extract_range_from_cond_expr): Likewise.
7140 (extract_range_from_expr): Likewise.
7141 (extract_range_from_unary_expr): Likewise. Don't create a range
7142 which overflows on both sides.
7143 (vrp_meet): Check for a useless range.
7144 (vrp_visit_phi_node): If we see a constant which looks like an
7145 overflow infinity, turn off the TREE_OVERFLOW flag.
7147 2007-04-24 Ian Lance Taylor <iant@google.com>
7149 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7151 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7154 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7155 diagnostic message is being built.
7156 * tree-pretty-print.c (dump_generic_node): Only write the
7157 formatted text into BUFFER's stream if we are not building a
7159 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7161 * Makefile.in (toplev.o): Depend on tree-pass.h.
7163 2007-04-24 Ian Lance Taylor <iant@google.com>
7165 PR tree-optimization/31602
7166 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7167 conditionals in the copied loop header.
7168 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7169 warnings if TREE_NO_WARNING is set.
7170 * doc/invoke.texi (Warning Options): Clarify that
7171 -Wstrict-overflow does not warn about loops.
7173 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7175 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7176 expand on the comment about _Decimal128 arguments and check the
7177 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7178 that _Decimal128 argument uses even/odd register pair.
7179 (function_arg): Ditto.
7181 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7183 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7184 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7186 2007-04-24 Richard Guenther <rguenther@suse.de>
7187 Olga Golovanevsky <olga@il.ibm.com>
7189 * fold-const.c (multiple_of_p): Check for bottom
7192 2007-04-24 Richard Henderson <rth@redhat.com>
7194 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7195 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7196 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7197 looking for non-zero bits shifted out. Avoid a recursive call
7198 when constructing the scalar.
7199 (__floatundisf): Likewise.
7201 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7203 * dwarf2out.c (field_byte_offset): Move the existing logic
7204 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7205 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7207 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7210 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7211 length argument of 0 for memset.
7212 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7213 unsigned shift instead of the signed variant.
7215 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7217 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7218 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7219 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7220 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7221 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7222 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7223 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7224 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7225 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7226 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7227 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7228 "mul<mode>3", "div<mode>3"): Insn definitions added.
7229 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7230 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7231 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7232 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7233 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7234 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7235 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7236 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7237 TARGET_FLOAT_FORMAT): Macro definitions removed.
7238 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7239 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7240 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7241 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7242 (s390_gen_rtx_const_DI): Function removed.
7243 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7245 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7247 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7248 over an external ffs function.
7250 2007-04-24 Chao-ying Fu <fu@mips.com>
7251 Richard Sandiford <richard@nildram.co.uk>
7253 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7254 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7255 (smadd_widen_optab, umadd_widen_optab): Define.
7256 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7258 * genopinit.c (optabs): Fill in smadd_widen_optab and
7260 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7261 and umadd_widen_optab to implement multiply-add sequences.
7262 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7263 (<u>maddsidi4): ...this. Extend condition to include
7264 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7265 of operand 0 to "ka" and use the three-operand form of madd<u>
7267 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7269 * config/mips/constraints.md (ka): New register constraint.
7271 2007-04-24 Jan Hubicka <j@suse.cz>
7275 2007-04-23 Jan Hubicka <jh@suse.cz>
7276 * function.c (init_function_start): Don't init line number info.
7277 (expand_function_end): Update.
7278 (reset_block_changes, record_block_change, finalize_block_changes,
7279 check_block_change, free_block_changes): Kill.
7280 * function.h (reset_block_changes, record_block_change,
7281 finalize_block_changes, check_block_change, free_block_changes):
7283 (struct function): Remove ib_boundaries_block.
7284 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7285 Use curr_insn_locator to initialize locator.
7286 (emit_line_note): Remove.
7287 * cfgexpand.c (expand_gimple_cond_expr): Update.
7288 (construct_exit_block): Likewise.
7289 (tree_expand_cfg): Initialize/finalize locators.
7290 * expr.c (expand_expr_real): Update.
7291 * cfglayout.c (line_locators_locs, line_locators_lines,
7292 file_locators_locs, file_locators_files): Remove.
7293 (set_block_levels): Move to cfgexpand.c.
7294 (insn_locators_initialize): Remove.
7295 (pass_insn_locators_initialize): Remove.
7296 (locations_locators_locs, locations_locators_vals): New static vars.
7297 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7299 (insn_locators_alloc, insn_locators_finalize,
7300 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7302 (locator_location): New.
7303 (locator_line, locator_file): Rewrite.
7304 * rtl.h (emit_line_note): Kill.
7305 (insn_locators_alloc, insn_locators_finalize,
7306 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7308 * tree-inline.c (initialize_cfun): Do not initialize
7309 ib_boundaries_block.
7310 * passes.c (pass_insn_locators_initialize): Remove.
7312 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7314 * doc/invoke.texi: Removed leading '-' from option index entries.
7316 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7318 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7320 (create_phi_node): Use set_phi_nodes.
7321 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7322 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7323 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7324 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7325 (bsi_start, bsi_last): Use bb_stmt_list.
7326 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7327 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7328 Traverse the statements using tsi iterator.
7329 * basic-block.h (struct basic_block_def): Fields stmt_list
7330 and phi_nodes moved to ...
7331 (struct tree_bb_info): ... new structure.
7332 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7333 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7334 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7335 (tree_verify_flow_info): Verify that il.tree is not set for
7336 entry and exit block.
7337 (tree_split_block): Use set_bb_stmt_list.
7339 2007-04-23 Mike Stump <mrs@apple.com>
7341 * config/i386/i386.c (ix86_tune_features
7342 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7345 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7347 * config/i386/i386.md (prefix_extra): New attribute.
7348 (length): Add prefix_extra.
7350 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7351 (sse2_movntv2di): Likewise.
7352 (sse2_cvtps2dq): Likewise.
7353 (sse2_cvtpd2pi): Likewise.
7354 (sse2_cvttpd2pi): Likewise.
7355 (*sse2_cvtpd2ps): Likewise.
7356 (*add<mode>3): Likewise.
7357 (sse2_ssadd<mode>3): Likewise.
7358 (sse2_usadd<mode>3): Likewise.
7359 (*sub<mode>3): Likewise.
7360 (sse2_sssub<mode>3): Likewise.
7361 (sse2_ussub<mode>3): Likewise.
7362 (*mulv8hi3): Likewise.
7363 (*smulv8hi3_highpart): Likewise.
7364 (*umulv8hi3_highpart): Likewise.
7365 (sse2_umulv2siv2di3): Likewise.
7366 (sse2_pmaddwd): Likewise.
7367 (ashr<mode>3): Likewise.
7368 (lshr<mode>3): Likewise.
7369 (ashl<mode>3): Likewise.
7370 (sse2_ashlti3): Likewise.
7371 (sse2_lshrti3): Likewise.
7372 (*umaxv16qi3): Likewise.
7373 (*smaxv8hi3): Likewise.
7374 (*uminv16qi3): Likewise.
7375 (*sminv8hi3): Likewise.
7376 (sse2_eq<mode>3): Likewise.
7377 (sse2_gt<mode>3): Likewise.
7378 (*and<mode>3): Likewise.
7379 (sse2_nand<mode>3): Likewise.
7380 (*ior<mode>3): Likewise.
7381 (*xor<mode>3): Likewise.
7382 (sse2_packsswb): Likewise.
7383 (sse2_packssdw): Likewise.
7384 (sse2_packuswb): Likewise.
7385 (sse2_punpckhbw): Likewise.
7386 (sse2_punpcklbw): Likewise.
7387 (sse2_punpckhwd): Likewise.
7388 (sse2_punpcklwd): Likewise.
7389 (sse2_punpckhdq): Likewise.
7390 (sse2_punpckldq): Likewise.
7391 (sse2_punpckhqdq): Likewise.
7392 (sse2_punpcklqdq): Likewise.
7393 (*sse2_pinsrw): Likewise.
7394 (*sse2_pextrw): Likewise.
7395 (sse2_pshufd_1): Likewise.
7396 (sse2_uavgv16qi3): Likewise.
7397 (sse2_uavgv8hi3): Likewise.
7398 (sse2_psadbw): Likewise.
7399 (sse2_pmovmskb): Likewise.
7400 (*sse2_maskmovdqu): Likewise.
7401 (*sse2_maskmovdqu_rex64): Likewise.
7402 (sse4a_extrqi): Likewise.
7403 (sse4a_extrq): Likewise.
7404 (sse3_lddqu): Set prefix_rep.
7405 (sse3_addsubv4sf3): Likewise.
7406 (sse3_haddv4sf3): Likewise.
7407 (sse3_hsubv4sf3): Likewise.
7408 (sse_cvtss2si): Likewise.
7409 (sse_cvtss2si_2): Likewise.
7410 (sse_cvtss2siq): Likewise.
7411 (sse_cvtss2siq_2): Likewise.
7412 (sse_cvttss2si): Likewise.
7413 (sse_cvttss2siq): Likewise.
7414 (sse2_cvttps2dq): Likewise.
7415 (sse3_movshdup): Likewise.
7416 (sse3_movsldup): Likewise.
7417 (sse2_cvtsd2si): Likewise.
7418 (sse2_cvtsd2si_2): Likewise.
7419 (sse2_cvtsd2siq): Likewise.
7420 (sse2_cvtsd2siq_2): Likewise.
7421 (sse2_cvttsd2si): Likewise.
7422 (sse2_cvttsd2siq): Likewise.
7423 (*sse2_cvtpd2dq): Likewise.
7424 (*sse2_cvttpd2dq): Likewise.
7425 (sse2_pshuflw_1): Likewise.
7426 (sse2_pshufhw_1): Likewise.
7427 (sse4a_insertqi): Likewise.
7428 (sse4a_insertq): Likewise.
7429 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7430 (ssse3_phadddv4si3): Likewise.
7431 (ssse3_phaddswv8hi3): Likewise.
7432 (ssse3_phsubwv8hi3): Likewise.
7433 (ssse3_phsubdv4si3): Likewise.
7434 (ssse3_phsubswv8hi3): Likewise.
7435 (ssse3_pmaddubswv8hi3): Likewise.
7436 (ssse3_pmulhrswv8hi3): Likewise.
7437 (ssse3_pshufbv16qi3): Likewise.
7438 (ssse3_psign<mode>3): Likewise.
7439 (ssse3_palignrti): Likewise.
7440 (abs<mode>2): Likewise.
7441 (ssse3_phaddwv4hi3): Set prefix_extra.
7442 (ssse3_phadddv2si3): Likewise.
7443 (ssse3_phaddswv4hi3): Likewise.
7444 (ssse3_phsubwv4hi3): Likewise.
7445 (ssse3_phsubdv2si3): Likewise.
7446 (ssse3_phsubswv4hi3): Likewise.
7447 (ssse3_pmaddubswv4hi3): Likewise.
7448 (ssse3_pmulhrswv4hi3): Likewise.
7449 (ssse3_pshufbv8qi3): Likewise.
7450 (ssse3_psign<mode>3): Likewise.
7451 (ssse3_palignrdi): Likewise.
7452 (abs<mode>2): Likewise.
7453 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7454 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7455 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7457 2007-04-23 Nick Clifton <nickc@redhat.com>
7459 * params.def: Fix formatting of emacs local variables.
7461 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7463 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7464 move if inter-unit move isn't allowed.
7465 Don't split moving the first element of V2DI to DI to inter-unit
7466 move if inter-unit move isn't allowed.
7468 2007-04-23 Richard Guenther <rguenther@suse.de>
7470 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7471 and CDI_POST_DOMINATORS separately.
7473 2007-04-23 Nick Clifton <nickc@redhat.com>
7475 * c.opt (Wformat-contains-nul): Add warning attribute.
7477 2007-04-23 Jan Hubicka <jh@suse.cz>
7479 * function.c (init_function_start): Don't init line number info.
7480 (expand_function_end): Update.
7481 (reset_block_changes, record_block_change, finalize_block_changes,
7482 check_block_change, free_block_changes): Kill.
7483 * function.h (reset_block_changes, record_block_change,
7484 finalize_block_changes, check_block_change, free_block_changes):
7486 (struct function): Remove ib_boundaries_block.
7487 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7488 Use curr_insn_locator to initialize locator.
7489 (emit_line_note): Remove.
7490 * cfgexpand.c (expand_gimple_cond_expr): Update.
7491 (construct_exit_block): Likewise.
7492 (tree_expand_cfg): Initialize/finalize locators.
7493 * expr.c (expand_expr_real): Update.
7494 * cfglayout.c (line_locators_locs, line_locators_lines,
7495 file_locators_locs, file_locators_files): Remove.
7496 (set_block_levels): Move to cfgexpand.c.
7497 (insn_locators_initialize): Remove.
7498 (pass_insn_locators_initialize): Remove.
7499 (locations_locators_locs, locations_locators_vals): New static vars.
7500 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7502 (insn_locators_alloc, insn_locators_finalize,
7503 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7505 (locator_location): New.
7506 (locator_line, locator_file): Rewrite.
7507 * rtl.h (emit_line_note): Kill.
7508 (insn_locators_alloc, insn_locators_finalize,
7509 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7511 * tree-inline.c (initialize_cfun): Do not initialize
7512 ib_boundaries_block.
7513 * passes.c (pass_insn_locators_initialize): Remove.
7515 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7518 * expr.c (reduce_to_bit_field_precision): Handle
7521 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7523 PR tree-optimization/24659
7524 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7525 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7526 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7527 * genopinit.c (optabs): Rename vec_pack_mod_optab
7528 to vec_pack_trunc_optab.
7529 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7530 early for scalar floating point operands for NOP_EXPR.
7531 (vectorizable_type_promotion): Ditto.
7532 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7533 vec_pack_trunc_optab.
7534 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7536 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7537 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7538 Rename from VEC_PACK_MOD_EXPR.
7539 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7540 * expr.c (expand_expr_real_1): Ditto.
7541 * tree-inline.c (estimate_num_insns_1): Ditto.
7542 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7544 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7545 (vec_unpacks_lo_v4sf): Ditto.
7546 (vec_pack_trunc_v2df): Ditto.
7547 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7548 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7549 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7551 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7553 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7555 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7556 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7557 packing of floating point operands.
7558 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7559 represent unpacking of floating point operands.
7560 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7561 [vec_unpacks_hi]: Ditto.
7562 [vec_unpacks_lo]: Ditto.
7564 2007-04-22 Jan Hubicka <jh@suse.cz>
7566 * final.c (rest_of_handle_final): Call
7567 targetm.asm_out.constructor/targetm.asm_out.destructor
7568 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7569 proper priority via decl_*_priority_insert.
7570 * c-common.c (c_expand_body): Likewise.
7572 2007-04-22 Richard Guenther <rguenther@suse.de>
7574 PR tree-optimization/29789
7575 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7576 (rewrite_reciprocal): New helper split out from
7577 determine_invariantness_stmt.
7578 (rewrite_bittest): Likewise.
7579 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7580 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7583 2007-04-22 Revital Eres <eres@il.ibm.com>
7585 * loop-unroll.c (var_to_expand): New field to support also
7586 insns of the form x = something + x.
7587 (analyze_insn_to_expand_var): Use it.
7588 (expand_var_during_unrolling): Likewise.
7590 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7592 * predict.c: Include pointer-set.h.
7593 (bb_predictions): New variable.
7594 (tree_predicted_by_p, tree_predict_edge,
7595 remove_predictions_associated_with_edge): Use bb_predictions map
7596 instead of bb->predictions.
7597 (clear_bb_predictions, assert_is_empty): New functions.
7598 (combine_predictions_for_bb): Use bb_predictions map. Call
7599 clear_bb_predictions.
7600 (tree_estimate_probability): Create and free bb_predictions map.
7601 * Makefile.in (predict.o): Add pointer-set.h dependency.
7602 * basic-block.h (struct basic_block_def): Remove predictions
7604 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7606 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7609 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7612 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7614 * timevar.c (timevar_print): Change reference of --disable-checking to
7615 --enable-checking=release. Also warn if assert checking is disabled.
7617 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7620 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7621 decl as addressable if the compound literal was marked as
7623 Mark the decl as a gimple register if it is a complex or
7624 vector decl and does not live in memory.
7626 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7628 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7629 (GENERIC_NEXT): New function macro.
7630 (PHI_CHAIN): Use phi_node's new chain variable.
7631 (tree_phi_node): Change tree_common to tree_base
7632 and add the chain field.
7633 * tree-phinodes.c (make_phi_node): Don't set
7634 TREE_TYPE on the new node.
7635 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7636 instead of checking GIMPLE_TUPLE_P in chain_next.
7637 * tree-vect-transform.c
7638 (get_initial_def_for_induction): Look at
7639 PHI_RESULT_TREE for the type of the phi node.
7640 (update_vuses_to_preheader): Use PHI_CHAIN
7641 instead of TREE_CHAIN on the phi node.
7642 * tree-ssa-structalias.c (compute_points_to_sets):
7644 (ipa_pta_execute): Likewise.
7646 2007-04-21 Richard Guenther <rguenther@suse.de>
7649 * fold-const.c (fold_unary): Call fold_convert_const on the
7652 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7654 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7655 (store_killed_in_pat): New.
7657 2007-04-20 Richard Henderson <rth@redhat.com>
7660 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7661 TREE_LIST with a void_type_node value, not void_list_node exactly.
7663 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7665 * doc/standards.texi: Re-arrange into language-specific
7666 subsections. Add a C++ section, documenting which standards we
7669 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7671 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7672 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7674 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7676 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7677 ecrti.o and crtbegin.o.
7678 (LIB_DEFAULT_SPEC): Include -lc.
7679 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7681 2007-04-20 Richard Henderson <rth@redhat.com>
7684 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7685 argument; update all callers.
7686 (get_unaligned_offset): New.
7687 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7688 get_unaligned_address, just pass on the address directly.
7689 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7690 the subreg in the helper patterns.
7691 (unaligned_extendqidi_le): Use get_unaligned_offset.
7692 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7693 (unaligned_extendhidi_be): Likewise.
7694 (unaligned_extendhidi): Tidy.
7695 * config/alpha/alpha-protos.h: Update.
7697 2007-04-20 Richard Henderson <rth@redhat.com>
7699 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7700 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7701 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7702 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7703 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7704 (CPP_SPEC): Don't include %(cpp_subtarget).
7705 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7706 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7707 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7709 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7711 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7712 for __builtin_ia32_cmpordss.
7714 PR tree-optimization/31632
7715 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7716 and arg1 for optimizations of comparison against min/max values.
7717 Fold arg0 to arg1's type for optimizations of comparison against
7718 min+1 and max-1 values.
7720 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7722 * reload.c (combine_reloads): When trying to use a dying register,
7723 check whether it's uninitialized and don't use if so.
7725 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7727 * fold-const.c: Remove prototypes for native_encode_expr and
7728 native_interpret_expr.
7729 (native_encode_expr): Make non-static.
7730 (native_interpret_expr): Likewise.
7731 * tree.h: Add prototypes for the above.
7733 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7735 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7736 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7737 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7738 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7739 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7740 Add length attributes.
7742 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7744 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7747 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7748 __STDC_WANT_DEC_FP__.
7750 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7752 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7753 for long double compatibility.
7754 * configure: Regenerate.
7756 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7758 PR rtl-optimization/29841
7759 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7761 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7762 that may cause control flow transfer from being moved.
7764 2007-04-18 Jan Hubicka <jh@suse.cz>
7766 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7769 2007-04-18 Eric Christopher <echristo@apple.com>
7771 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7772 only. Update operands.
7773 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7774 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7775 link register to pic register.
7777 2007-04-18 Dirk Mueller <dmueller@suse.de>
7780 * tree-vrp.c (search_for_addr_array): New.
7781 (check_array_bounds): Suppress warning about
7782 address taken of array refs if its not de-referenced.
7784 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7786 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7787 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7789 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7790 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7791 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7793 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7795 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7797 (vect_analyze_scalar_cycles): Fix indentation.
7798 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7799 (vect_mark_relevant): Include phis in relevance analysis.
7801 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7803 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7805 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7806 output_operand_lossage().
7808 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7810 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7811 the unused code for reduction without adjust-in-epilog to simplify the
7814 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7816 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7817 (S390_TDC_NEGATIVE_ZERO): New constant.
7818 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7819 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7820 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7821 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7822 (S390_TDC_POSITIVE_INFINITY): New constant.
7823 (S390_TDC_NEGATIVE_INFINITY): New constant.
7824 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7825 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7826 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7827 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7828 (S390_TDC_INFINITY): New constant.
7829 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7830 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7831 optimization for UNSPEC_CCZ_TO_INT.
7832 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7833 ("*ccz_to_int"): New insn.
7834 ("isinf<mode>2"): New insn.
7835 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7836 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7837 (UNSPEC_CCZ_TO_INT): New constant.
7839 2007-04-18 Richard Guenther <rguenther@suse.de>
7841 PR tree-optimization/19431
7842 PR tree-optimization/21463
7843 * tree-pass.h (pass_phiprop): Declare.
7844 * passes.c (init_optimization_passes): New phiprop pass.
7845 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7846 (phivn_valid_p): New helper function.
7847 (phiprop_insert_phi): Likewise.
7848 (propagate_with_phi): Likewise.
7849 (tree_ssa_phiprop): New propagator propagating loads
7850 through phi nodes if profitable.
7852 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7854 * tree-vect-analyze.c (process_use): New function.
7855 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7856 Check phis in all bbs.
7857 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7860 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7862 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7865 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7868 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7871 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7873 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7875 (sse_vmmulv4sf3): Likewise.
7876 (sse2_vmaddv2df3): Likewise.
7877 (sse2_vmmulv2df3): Likewise.
7879 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7881 PR rtl-optimization/31360
7882 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7883 (target_reg_cost): New.
7884 (init_set_costs): Initialize target_reg_cost. Add comments
7885 regarding the rationale of the costs.
7886 (global_cost_for_size): Renamed to...
7887 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7888 of register pressure.
7889 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7890 estimate_reg_pressure_cost. Add number of ivs.
7891 (determine_set_costs): Dump target_reg_cost.
7892 * loop-invariant.c (gain_for_invariant): Use
7893 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7894 (best_gain_for_invariant, find_invariants_to_move): Remove
7896 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7897 (target_reg_cost): Declare.
7898 (global_cost_for_size): Declaration removed.
7899 (estimate_reg_pressure_cost): Declare.
7901 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7903 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7904 regnos into even/odd register pairs.
7905 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7906 TDmode similar to the other floating point modes.
7907 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7908 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7910 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7911 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7912 (movdd_hardfloat64): Use TARGET_MFPGPR.
7914 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7916 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7919 2005-01-05 Richard Henderson <rth@redhat.com>
7921 * reload1.c (do_input_reload): Restrict the optimization deleteing
7922 a previous output reload to RELOAD_FOR_INPUT.
7924 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7926 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7927 induc_vec_info_type.
7928 (vectorizable_induction): New function declaration.
7929 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7930 check if already vectorized. Find first place in BB where new stmts
7931 can be inserted. Takes only one argument.
7932 (vectorizable_induction): New function.
7933 (vect_transform_stmt): Add case for induc_vec_info_type to call
7934 vectorizable_induction.
7935 (vect_transform_loop): Consider phis for vectorization.
7936 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7938 (analyze_operations): Call vectorizable_induction when analyzing phis.
7940 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7941 (vect_mark_relevant): Include phis in relevance analysis.
7942 (vect_mark_stmts_to_be_vectorize): Likewise.
7943 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7945 2007-04-16 Lawrence Crowl <crowl@google.com>
7947 * doc/invoke.texi (Debugging Options): Add documentation for the
7948 -femit-struct-debug options -femit-struct-debug-baseonly,
7949 -femit-struct-debug-reduced, and
7950 -femit-struct-debug-detailed[=...].
7952 * c-opts.c (c_common_handle_option): Add
7953 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7954 and OPT_femit_struct_debug_detailed_.
7955 * c.opt: Add specifications for
7956 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7957 and -femit-struct-debug-detailed[=...].
7958 * opts.c (set_struct_debug_option): Parse the
7959 -femit-struct-debug-... options.
7960 * opts.c (matches_main_base, main_input_basename,
7961 main_input_baselength, base_of_path, matches_main_base): Add
7962 variables and functions to compare header base name to compilation
7964 * opts.c (should_emit_struct_debug): Add to determine to emit a
7965 structure based on the option.
7966 (dump_struct_debug) Also disabled function to debug this
7968 * opts.c (handle_options): Save the base name of the
7971 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7972 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7973 This hook indicates if a type is generic. Set it by default
7975 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7976 to determine if a struct type is generic or not.
7977 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7978 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7979 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7982 * flags.h (enum debug_info_usage): Add an enumeration to describe
7983 a program's use of a structure type.
7984 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7985 to indicate the program's usage of the type. Filter structs based
7986 on the -femit-struct-debug-... specification.
7987 (gen_type_die): Split into two routines, gen_type_die and
7988 gen_type_die_with_usage. gen_type_die is now a wrapper
7989 that assumes direct usage.
7990 (gen_type_die_with_usage): Replace calls to gen_type_die
7991 with gen_type_die_with_usage adding the program usage of
7992 the referenced type.
7993 (dwarf2out_imported_module_or_decl): Suppress struct debug
7994 information using should_emit_struct_debug when appropriate.
7996 2007-04-16 Ian Lance Taylor <iant@google.com>
7998 PR tree-optimization/31522
7999 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8000 (vrp_initialize): Allocate vr_phi_edge_counts.
8001 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8002 executable edge. Drop test for all constants.
8003 (vrp_finalize): Free vrp_phi_edge_counts.
8005 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8006 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8008 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8009 predecessors at head rather than tail.
8011 2007-04-16 Matthias Klose <doko@debian.org>
8013 * config/alpha/linux.h (CPP_SPEC): Define.
8014 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8016 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8018 * function.h: Remove sequence_stack extern declaration.
8020 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8022 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8024 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8027 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8029 * config/avr/avr.c (avr_arch_types): Rearranging array.
8030 (enum avr_arch): Add.
8031 (avr_mcu_types): Use avr_arch enumeration constants instead of
8033 * config/avr/avr.h (LINK_SPEC): Simplify.
8035 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8037 * config/m68k/m68k.c (m68k_libcall_value,
8038 m68k_function_value): Use macros for register names more.
8040 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8042 (M68K_REGNAME): Use A6_REG.
8043 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8045 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8048 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8049 'pending_read_list_length' and 'pending_write_list_length'. Update
8051 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8052 to handle two length counters instead of one. Update all uses.
8053 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8054 two length counters instead of one.
8055 * sched-rgn.c (propagate_deps): Update to handle two length counters
8058 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8061 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8062 copy of source, pass it to ix86_expand_vector_set and return
8065 2007-04-16 David Ung <davidu@mips.com>
8066 Joseph Myers <joseph@codesourcery.com>
8068 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8069 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8070 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8071 Add 74K processor information.
8072 * config/mips/mips.md: Include 74k.md.
8073 (cpu): Add 74kc,74kf,74kx.
8074 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8075 * config/mips/74k.md: New.
8076 * doc/invoke.texi (MIPS Options): Document 74K support.
8078 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8080 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8081 vectorizable_* functions.
8082 * tree-vect-transform.c (vectorizable_call): Add check for
8083 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8084 (vectorizable_store): likewise.
8085 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8087 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8088 (vectorizable_type_promotion, vectorizable_load): Likewise.
8089 (vectorizable_live_operation, vectorizable_condition): Likewise.
8090 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8092 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8094 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8096 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8097 register numbers more.
8098 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8099 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8100 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8101 FUNCTION_VALUE_REGNO_P): Likewise.
8102 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8103 STATIC_CHAIN_REGNUM): Likewise.
8104 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8105 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8106 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8107 * config/m68k/m68k.md (FP_REG): New.
8109 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8111 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8114 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8116 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8117 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8120 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8122 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8125 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8128 * c-decl.c (finish_decl): Grab the type of the decl after the call
8129 to store_init_value.
8131 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8133 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8135 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8138 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8139 dominators, post dominators and cleanup cfg before returning.
8141 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8143 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8144 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8146 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8148 * config.gcc: Recognize fido.
8149 * config/m68k/m68k-devices.def (fidoa): New.
8150 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8152 (FL_FIDOA, TARGET_FIDOA): New.
8153 * config/m68k/m68k.opt (mfidoa): New.
8155 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8158 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8159 when a personality function is used.
8161 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8163 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8165 2007-04-13 Mike Stump <mrs@apple.com>
8167 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8169 * config/darwin.opt (fapple-kext): Make C++ only.
8170 * config/darwin.c (darwin_override_options): Remove code to ensure
8171 -fapple-kext is given for C++ only.
8173 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8175 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8176 * config/mips/mips.c (override_options): Call
8177 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8179 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8181 * config/i386/i386.opt (msvr3-shlib): Removed.
8183 * doc/invoke.texi: Remove -msvr3-shlib.
8185 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8187 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8188 with "popcnt" instruction.
8190 2007-04-13 Richard Guenther <rguenther@suse.de>
8192 PR tree-optimization/21258
8193 * tree-vrp.c (compare_case_labels): New helper.
8194 (find_switch_asserts): New function.
8195 (find_assert_locations): Call it for SWITCH_EXPRs.
8197 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8199 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8200 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8201 check is now implied in X87_FLOAT_MODE_P.
8202 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8203 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8204 (fix_trunc<mode>_i386_fisttp): Ditto.
8205 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8206 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8207 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8208 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8209 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8210 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8211 (unnamed_splitters): Ditto.
8212 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8213 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8214 FIRST_SSE_REG for local functions when SSE math is enabled or
8215 for functions with sseregparm attribute.
8216 (standard_80387_constant_p): Return -1 if mode is not
8218 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8219 (ix86_expand_compare): Ditto.
8220 (ix86_expand_carry_flag_compare): Ditto.
8221 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8222 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8223 DECIMAL_FLOAT_MODE_P.
8224 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8225 of SCALAR_FLOAT_MODE_P.
8226 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8227 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8228 checks before FLOAT_MODE_P.
8229 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8230 before FLOAT_MODE_P.
8235 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8237 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8238 Charles Wilson <libtool@cwilson.fastmail.fm>
8240 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8241 (libgcc.mvars): Don't depend on them.
8242 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8243 * exec-tool.in: New.
8245 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8247 * doc/invoke.text (--help): Document --help=common.
8249 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8251 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8253 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8255 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8256 * genemit.c (main): Emit #include "integrate.h".
8257 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8258 (LOADGP_RTP): New mips_loadgp_style.
8259 * config/mips/mips.h: Include config/vxworks-dummy.h.
8260 (TARGET_RTP_PIC): New macro.
8261 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8262 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8263 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8265 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8266 -mvxworks-pic when using -mrtp and a PIC option.
8267 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8269 (mips_symbolic_constant_p, mips_symbolic_address_p)
8270 (mips_symbol_insns): Handle SYMBOL_HALF.
8271 (override_options): Warn about -G and -mrtp being used together.
8272 Initialize mips_lo_relocs[SYMBOL_HALF].
8273 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8274 (mips_emit_loadgp): Handle LOADGP_RTP.
8275 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8276 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8277 (tablejump): Handle function-relative case table entries if
8279 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8281 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8283 * config/mips/mips.md (load_call<mode>): Allow any general register.
8285 (sibcall_value_internal, sibcall_value_multiple_internal)
8286 (call_value_internal, call_value_split, call_value_multiple_internal)
8287 (call_value_multiple_split): Remove constraints from operand 0.
8289 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8291 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8292 rather than loadgp_noshared.
8293 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8294 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8296 * config/mips/mips.md (loadgp): Rename to...
8297 (loadgp_newabi): ...this.
8298 (loadgp_noshared): Rename to...
8299 (loadgp_absolute): ...this.
8301 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8303 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8304 false for locally-binding symbols.
8305 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8307 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8309 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8310 (SYMBOL_GOT_PAGE_OFST): ...this.
8311 (SYMBOL_GOT_GLOBAL): Rename to...
8312 (SYMBOL_GOT_DISP): ...this.
8313 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8314 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8315 * config/mips/mips.c (mips_global_symbol_p): New function.
8316 (mips_symbol_binds_local_p): Likewise.
8317 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8318 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8319 mips_global_symbol_p and mips_symbol_binds_local_p.
8320 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8321 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8322 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8324 (mips_ok_for_lazy_binding_p): New function.
8325 (mips_load_call_address, mips_expand_call): Use it.
8326 (mips_dangerous_for_la25_p): Likewise.
8327 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8328 (*got_disp<mode>): Use got_disp_operand instead of
8329 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8330 SYMBOL_GOTOFF_GLOBAL.
8331 (*got_page<mode>): Use got_page_ofst_operand instead of
8333 * config/mips/predicates.md (const_call_insn_operand): Use
8334 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8335 (global_got_operand): Rename to...
8336 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8338 (local_got_operand): Rename to...
8339 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8340 of SYMBOL_GOT_LOCAL.
8342 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8344 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8345 TARGET_CALL_CLOBBERED_GP.
8346 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8347 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8348 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8349 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8350 of TARGET_ABICALLS && !TARGET_NEWABI.
8351 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8352 * config/mips/mips.c (mips_load_call_address): Check
8353 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8354 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8355 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8356 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8357 TARGET_ABICALLS && TARGET_NEWABI.
8358 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8360 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8361 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8362 TARGET_ABICALLS && TARGET_NEWABI.
8363 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8364 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8365 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8366 whether indirect calls must use $25.
8367 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8369 * config/mips/mips.md (jal_macro): Check flag_pic and
8370 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8371 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8372 instead of TARGET_ABICALLS.
8373 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8374 TARGET_ABICALLS && TARGET_OLDABI.
8375 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8376 (sibcall): In the comment above the define_insn, mention
8377 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8378 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8379 instead of TARGET_ABICALLS.
8381 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8383 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8384 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8385 (MACFLAGS_MATCH_P): New macro.
8386 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8387 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8388 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8389 the other MACFLAG constants.
8390 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8391 (flag_machi): Tighten constraints. Renumber some of the operands.
8392 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8394 (flag_machi_parts_acconly): New pattern.
8395 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8397 (flag_macinit1hi): Tighten constraints.
8398 (flag_mul_macv2hi_parts_acconly): New pattern.
8400 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8401 Use a more efficient implementation.
8402 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8403 inline sequences when not optimizing for size.
8405 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8406 movhi_high2low): Delete, merge functionality into...
8407 (packv2hi): ... this pattern.
8409 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8410 * config/bfin/bfin.opt (msim): New option.
8411 (mcpu=): New option.
8412 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8413 (bfin_cpu_t): Typedef of enum bfin_cpu.
8414 (bfin_cpu_type): New declaration.
8415 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8416 -msim and -mcpu= options.
8417 (LIB_SPEC): Likewise.
8418 * config/bfin/bfin.c (bfin_cpu_type): Define.
8419 (bfin_handle_option): Handle -mcpu= option.
8420 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8421 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8422 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8424 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8426 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8427 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8428 (powerpc-wrs-vxworksae): Use ${tm_file}.
8429 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8430 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8431 * config/i386/vx-common.h: New file.
8433 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8435 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8438 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8440 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8443 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8447 * c-common.c (c_build_qualified_type): Set canonical type
8450 2007-04-12 Richard Guenther <rguenther@suse.de>
8452 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8453 lower bound and element size if lower bound is not zero
8454 or either of the ARRAY_REF operands is set.
8456 2007-04-12 Richard Guenther <rguenther@suse.de>
8458 PR tree-optimization/24689
8459 PR tree-optimization/31307
8460 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8462 * gimplify.c (canonicalize_addr_expr): To be consistent with
8463 gimplify_compound_lval only set operands two and three of
8464 ARRAY_REFs if they are not gimple_min_invariant. This makes
8465 it never at this place.
8466 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8468 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8470 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8471 null before emitting a .nsubspa directive.
8473 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8475 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8476 need_to_partition_p if there are no memory statements in the
8479 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8481 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8482 (gcd_of_steps_may_divide_p): New function.
8483 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8485 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8487 * reload.c (find_reloads_toplev, find_reloads_address,
8488 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8489 not a pointer equality test, to decide if we need to call
8490 push_reg_equiv_alt_mem.
8492 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8494 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8495 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8497 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8499 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8501 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8502 vector to be positive.
8504 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8508 * doc/invoke.texi: Document --params max-aliased-vops and
8510 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8511 debug_memory_partitions): Move to tree-flow.h
8512 * params.h (AVG_ALIASED_VOPS): Define.
8513 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8515 (mp_info_t): Likewise.
8516 (get_mem_sym_stats_for): New.
8517 (set_memory_partition): Move from tree-flow-inline.h.
8518 (mark_non_addressable): Only clear the set of symbols for the
8519 partition if it exists.
8520 (dump_memory_partitions): Move from tree-ssa-operands.c
8521 (debug_memory_partitions): Likewise.
8522 (need_to_partition_p): New.
8523 (dump_mem_ref_stats): New.
8524 (debug_mem_ref_stats): New.
8525 (dump_mem_sym_stats): New.
8526 (debug_mem_sym_stats): New.
8527 (update_mem_sym_stats_from_stmt): New.
8528 (compare_mp_info_entries): New.
8529 (mp_info_cmp): Call it.
8530 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8532 (get_mpt_for): Move from tree-ssa-operands.c.
8533 (find_partition_for): New.
8534 (create_partition_for): Remove.
8535 (estimate_vop_reduction): New.
8536 (update_reference_counts): New.
8537 (build_mp_info): New.
8538 (compute_memory_partitions): Refactor.
8539 Document new heuristic.
8540 Call build_mp_info, update_reference_counts,
8541 find_partition_for and estimate_vop_reduction.
8542 (compute_may_aliases): Populate virtual operands before
8543 calling debugging dumps.
8544 (delete_mem_sym_stats): New.
8545 (delete_mem_ref_stats): New.
8546 (init_mem_ref_stats): New.
8547 (init_alias_info): Call it.
8548 (maybe_create_global_var): Remove alias_info argument.
8549 Get number of call sites and number of pure/const call sites
8550 from gimple_mem_ref_stats().
8551 (dump_alias_info): Call dump_memory_partitions first.
8552 (dump_points_to_info_for): Show how many times a pointer has
8554 * opts.c (decode_options): For -O2 set --param
8555 max-aliased-vops to 500.
8556 For -O3 set --param max-aliased-vops to 1000 and --param
8557 avg-aliased-vops to 3.
8558 * fortran/options.c (gfc_init_options): Remove assignment to
8560 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8561 * tree-dfa.c (dump_variable): Dump memory reference
8563 Dump NO_ALIAS* settings.
8564 (referenced_var_lookup): Tidy.
8565 (mem_sym_stats): New.
8566 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8567 and ORIG are different SSA names for a memory partition.
8568 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8569 * tree-flow.h (struct mem_sym_stats_d): Define.
8570 (mem_sym_stats_t): Define.
8571 (struct mem_ref_stats_d): Define.
8572 (struct gimple_df): Add field mem_ref_stats.
8573 (enum noalias_state): Define.
8574 (struct var_ann_d): Add bitfield noalias_state.
8575 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8576 debug_mem_ref_stats, debug_memory_partitions,
8577 debug_mem_sym_stats): Declare.
8578 * tree-ssa-structalias.c (update_alias_info): Update call
8579 sites, pure/const call sites and asm sites in structure
8580 returned by gimple_mem_ref_stats.
8581 Remove local variable IS_POTENTIAL_DEREF.
8582 Increase NUM_DEREFS if the memory expression is a potential
8584 Call update_mem_sym_stats_from_stmt.
8585 If the memory references memory, call
8586 update_mem_sym_stats_from_stmt for all the direct memory
8587 symbol references found.
8588 (intra_create_variable_infos): Set noalias_state field for
8589 pointer arguments according to the value of
8590 flag_argument_noalias.
8591 * tree-ssa-structalias.h (struct alias_info): Remove fields
8592 num_calls_found and num_pure_const_calls_found.
8593 (update_mem_sym_stats_from_stmt): Declare.
8594 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8595 Set default value to 100.
8596 (PARAM_AVG_ALIASED_VOPS): Define.
8598 2007-04-11 Richard Guenther <rguenther@suse.de>
8601 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8602 a * -b + c as c - a * b if we honor sign dependent rounding.
8604 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8606 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8608 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8609 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8611 (initialize_trampoline): Don't use old-style function definition.
8612 (bfin_secondary_reload): Mark IN_P argument as unused.
8614 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8616 PR tree-optimization/31343
8617 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8618 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8619 * testsuite/gcc.dg/vect/pr31343.c: New.
8621 2007-04-10 Eric Christopher <echristo@apple.com>
8623 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8624 * config/i386/i386.md (*cmpfp0): Use.
8625 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8626 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8627 (fix_trunc<mode>_i386_fisttp): Ditto.
8628 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8629 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8630 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8631 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8632 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8633 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8634 (unnamed_splitters): Ditto.
8635 * config/i386/i386.c (output_fix_trunc): Assert that
8636 we're not being passed a TFmode operand.
8638 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8640 PR tree-optimization/31526
8641 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8642 n_basic_blocks to find newly added blocks.
8644 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8646 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8648 (fix_trunc<mode>si_sse): Ditto.
8649 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8650 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8651 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8652 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8653 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8654 expander using SSEMODEF mode macro.
8655 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8656 expander using SSEMODEF mode macro.
8657 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8658 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8659 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8660 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8661 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8662 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8663 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8664 Macroize insn using X87MODEF mode macro.
8666 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8668 * config/i386/sse.md (sse2_pinsrw): Removed.
8669 (sse2_pextrw): Renamed to ...
8670 (*sse2_pextrw): This.
8672 2007-04-09 Jan Hubicka <jh@suse.cz>
8675 * config/i386/sse.md
8676 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8677 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8678 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8679 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8681 2007-04-09 Jan Hubicka <jh@suse.cz>
8683 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8684 multiple fields of union.
8686 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8688 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8689 (create_preheaders): Check that loops are available.
8690 (fix_loop_structure): Clean up, improve comments.
8691 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8692 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8694 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8695 * predict.c (tree_estimate_probability): Do not call
8696 calculate_dominance_info. Call create_preheaders.
8697 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8698 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8700 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8701 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8702 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8703 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8706 2007-04-08 Jan Hubicka <jh@suse.cz>
8708 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8709 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8710 * fold-const.c (fold_unary): Use it.
8712 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8714 * varasm.c (assemble_variable): Remove call to
8715 lang_hooks.decls.prepare_assemble_variable.
8716 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8717 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8718 * langhooks.h (lang_hooks_for_decls): Remove
8719 prepare_assemble_variable.
8721 2007-04-08 Mike Stump <mrs@apple.com>
8723 * config/i386/i386.c: Use inc/dec on Core2.
8725 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8727 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8728 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8729 lhd_tree_inlining_end_inlining): Remove.
8730 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8731 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8733 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8734 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8735 lhd_tree_inlining_end_inlining): Remove prototypes.
8736 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8737 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8738 LANG_HOOKS_TREE_INLINING_START_INLINING,
8739 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8741 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8744 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8747 * config/avr/predicates.md (io_address_operand): Delete predicate.
8748 (low_io_address_operand): Don't use 'mode' argument.
8749 (higth_io_address_operand): Rename ...
8750 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8751 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8754 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8756 Revert change removing staticp.
8758 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8761 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8764 2007-04-07 Bruce Korb <bkorb@gnu.org>
8766 * c.opt: Add -Wformat-contains-nul.
8767 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8769 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8770 the NUL byte warning.
8772 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8774 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8776 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8778 * tree.c (staticp): No longer use staticp langhook.
8779 * langhooks.c (lhd_staticp): Removed.
8780 * langhooks.h (struct lang_hooks): Remove staticp.
8781 * c-common.c (c_staticp): Remove.
8782 * c-common.h (c_staticp): Ditto.
8783 * langhooks-defs.h (lhd_staticp): Ditto.
8784 (LHD_HOOKS_STATICP): Ditto
8785 * tree.h (gcc_assert_lowered): New macro.
8787 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8789 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8790 argument "reliable".
8791 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8792 Add argument "reliable". Propagate it through calls.
8793 (infer_loop_bounds_from_undefined): Derive number of iterations
8794 estimates from references in blocks that do not dominate loop latch.
8795 (gcov_type_to_double_int): New function.
8796 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8797 and expected_loop_iterations_unbounded.
8798 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8799 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8800 * tree-data-ref.c (estimated_loop_iterations): Export.
8801 (get_references_in_stmt): Fix -- do not return addresses of local
8803 * cfgloop.h (expected_loop_iterations_unbounded,
8804 estimated_loop_iterations): Declare.
8806 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8808 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8810 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8812 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8813 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8814 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8815 Use output_387_reg_move().
8816 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8817 expander using X87MODEF12 mode macro.
8818 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8819 choosing register preferences. Use output_387_reg_move().
8820 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8821 instead of "x". Use output_387_reg_move().
8822 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8823 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8824 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8825 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8826 Use output_387_reg_move().
8827 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8829 (*truncxf?f_i387 splitter): Ditto.
8831 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8833 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8834 LANG_HOOKS_SAFE_FROM_P.
8835 * expr.c (safe_from_p): Remove langhook call.
8836 * langhooks.h (lang_hooks): Remove safe_from_p.
8837 (lhd_safe_from_p): Remove prototype.
8838 * langhooks.c (lhd_safe_from_p): Remove.
8840 2007-04-06 Jan Hubicka <jh@suse.cz>
8842 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8845 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8847 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8848 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8849 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8850 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8852 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8853 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8855 2007-04-05 Richard Henderson <rth@redhat.com>
8857 * config/alpha/alpha.c (print_operand) [+]: Remove.
8858 (alpha_end_function): Print nop if call at end of function.
8859 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8860 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8861 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8862 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8863 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8864 the call pattern. Update peepholes to match.
8866 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8868 * doc/extend.texi (Other Builtins): Add decimal float variants
8870 * builtins.def: Ditto.
8871 * builtins.c (expand_builtin): Ditto.
8873 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8874 H.J. Lu <hongjiu.lu@intel.com>
8877 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8878 of V8HImode when calling ix86_binary_operator_ok.
8879 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8880 (sdot_prodv8hi): Operands 1 and 2 must be register.
8882 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8884 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8885 initialize align to silence bogus warning.
8887 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8890 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8892 (struct sra_walk_fns): Remove use_all parameter from use.
8893 (sra_hash_tree): Handle BIT_FIELD_REFs.
8894 (sra_elt_hash): Don't hash bitfld blocks.
8895 (sra_elt_eq): Skip them in parent compares as well. Handle
8897 (sra_walk_expr): Don't maintain or pass down use_all_p.
8898 (scan_use): Remove use_all parameter.
8899 (scalarize_use): Likewise. Re-expand assignment to
8900 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8901 output, and re-scalarize after output. Don't mark anything
8903 (scalarize_ldst): Adjust.
8904 (scalarize_walk_gimple_modify_statement): Likewise.
8905 (build_element_name_1): Handle BIT_FIELD_REFs.
8906 (instantiate_element): Don't warn for any element whose parent
8908 (instantiate_missing_elements_1): Return the sra_elt.
8909 (canon_type_for_field): New.
8910 (try_instantiate_multiple_fields): New.
8911 (instantiate_missing_elemnts): Use them.
8912 (mark_no_warning): Removed.
8913 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8914 (REPLDUP, sra_build_elt_assignment): New.
8915 (generate_copy_inout): Use them.
8916 (generate_element_copy): Likewise. Handle bitfld differences.
8917 (generate_element_zero): Don't recurse for blocks. Use
8918 sra_build_elt_assignment.
8919 (generate_one_element_int): Take elt instead of var. Use
8920 sra_build_elt_assignment.
8921 (generate_element_init_1): Adjust.
8922 (scalarize_use, scalarize_copy): Use REPLDUP.
8923 (scalarize_ldst): Move assert before dereference.
8924 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8926 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8928 * regmove.c: Fix unused variable warnings due to previous commit.
8930 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8932 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8933 (regmove_bb_head): Remove.
8934 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8935 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8936 problems with fixup_match_1.
8937 Don't initialize/free regmove_bb_head.
8939 (reg_is_remote_constant_p): If an insn is in the same basic block
8940 but not before INSN, consider it remote, too.
8942 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8945 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8946 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8948 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8950 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8951 (CONDITIONAL_REGISTER_USAGE): Likewise.
8953 2007-04-04 Richard Henderson <rth@redhat.com>
8955 * config/alpha/lib1funcs.asm: Remove unused file.
8957 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8960 * opts.c (print_specific_help): Fix --help=<language>
8962 (common_handle_option): Support --help=common.
8964 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8967 * gcc.c (main): Do not run the linker if
8968 print_subprocess_help indicates that it shouldn't be
8971 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8974 * doc/invoke.texi (--help=): Document <languages> value, fix
8975 formatting in tables of values.
8977 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8979 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8980 dllimport attribute of virtual methods.
8982 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8984 * config/score/crti.asm: Change _bss_start to __bss_start.
8985 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8986 (OUTGOING_REG_PARM_STACK_SPACE) update.
8987 * config/score/score.opt: add options to make backend support
8988 score5, score5u, score7 and score7d.
8989 * config/score/score.md: Likewise.
8990 * config/score/misc.md: Likewise.
8991 * config/score/mac.md: Likewise.
8992 * doc/invoke.texi: Likewise.
8993 * doc/md.texi: update constraints define.
8995 2007-04-03 Richard Henderson <rth@redhat.com>
8997 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8998 an appropriate type, use the mode instead.
9000 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9002 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9003 Set the default --with-arch setting to mips2.
9004 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9005 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9006 (MULTILIB_OSDIRNAMES): Delete.
9007 (MULTILIB_DIRNAMES): Define.
9008 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9009 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9010 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9011 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9012 VXWORKS_OS_CPP_BUILTINS.
9013 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9014 (MIPS_DEBUGGING_INFO): Undefine.
9015 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9017 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9020 * fold-const.c (native_encode_real): Encode real.c provided longs
9021 as a series of 32-bit native integers.
9022 (native_interpret_real): Interpret buffer as a series of 32-bit
9025 2007-04-03 Richard Guenther <rguenther@suse.de>
9027 * genpreds.c (write_insn_constraint_len): Write function
9028 optimized for CONSTRAINT_LEN implementation.
9029 (write_tm_preds_h): Output insn_constraint_len inline and
9030 use it for CONSTRAINT_LEN.
9031 (write_insn_preds_c): Don't output insn_constraint_len.
9032 * doc/md.texi (define_register_constraint): Document multi-letter
9033 constraints shall have the same length if they start with the same
9036 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9039 * config/i386/i386.md (isinf<mode>2): Expand only when
9040 TARGET_C99_FUNCTIONS is set.
9042 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9044 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9045 (x86_64-*-linux*): Ditto.
9046 * config/i386/i386.opt (mpc): New option.
9047 * config/i386/i386.c (overrride_options): Handle
9048 ix87_precision_string.
9049 * config/i386/crtprec.c: New file.
9050 * config/i386/t-crtpc: Ditto.
9051 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9053 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9054 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9055 crtprec32.o, crtprec64.o and crtprec80.o.
9057 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9059 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9061 2007-04-02 Eric Christopher <echristo@apple.com>
9063 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9064 limitations on darwin.
9066 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9069 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9071 2007-04-02 Dave Korn <dave.korn@artimi.com>
9073 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9075 2007-04-02 Dave Korn <dave.korn@artimi.com>
9077 * libgcc2.h (exception_descriptor): Don't forward-declare.
9078 (__get_eh_table_language, __get_eh_table_version): Delete
9079 prototypes of long-dead functions.
9081 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9083 * ebitmap.h: New file
9084 * ebitmap.c: New file
9085 * Makefile.in (ebitmap.o): New target.
9087 2007-04-01 Jan Hubicka <jh@suse.cz>
9089 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9090 before very first instruction.
9092 2007-04-01 Jan Hubicka <jh@suse.cz>
9094 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9095 waring on 64bit hosts.
9096 * bitmap.h: Fix typo in bitmap_head_def.
9098 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9100 PR rtl-optimization/31391
9101 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9102 into a DELETED_LABEL note, and the label is in an empty basic
9103 block, update BB_END as well as BB_HEAD.
9105 2007-04-01 Richard Henderson <rth@redhat.com>
9107 PR tree-optimization/31169
9108 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9109 to varying if the range is outside [0, prec-1].
9111 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9114 * config/mips/mips.md (load_const_gp): New insn.
9115 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9116 the MIPS16 GP pseudo register if no_new_pseudos.
9117 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9119 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9122 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9124 (call_value): Likewise.
9126 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9127 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9130 * doc/invoke.texi: (optimization options): Reword description
9131 of -ffast-math. Document its primary purpose.
9133 2007-03-31 Richard Guenther <rguenther@suse.de>
9135 * omp-low.c (splay-tree.h): Include.
9136 (lookup_decl): Replace splay-tree usage by pointer-map.
9137 (maybe_lookup_decl): Likewise.
9138 (new_omp_context): Likewise.
9139 (delete_omp_context): Likewise.
9140 * gimplify.c (splay-tree.h): Include.
9141 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9143 (remap_ssa_name): Likewise.
9144 (remap_decl): Likewise.
9145 (remap_type_1): Likewise.
9146 (remap_type): Likewise.
9147 (copy_body_r): Likewise.
9148 (expand_call_inline): Likewise.
9149 (clone_body): Likewise.
9150 (copy_tree_r): Likewise.
9151 (remap_save_expr): Likewise.
9152 (unsave_r): Likewise.
9153 (unsave_expr_now): Likewise.
9154 (tree_function_versioning): Likewise.
9155 (build_duplicate_type): Likewise.
9156 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9157 (struct copy_body_data): Replace splay-tree by pointer-map.
9158 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9159 not $(SPLAY_TREE_H).
9160 (gimplify.o): Depend on $(SPLAY_TREE_H).
9161 (omp-low.p): Likewise.
9163 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9165 * config/avr/predicates.md (even_register_operand,
9166 odd_register_operand): New predicates.
9167 * config/avr/avr.md (movw peephole2): New.
9168 (movw_r peephole2): New.
9170 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9172 * tree.h (get_signed_or_unsigned_type): New.
9173 * fold-const.c (operand_equal_for_comparison_p): Use
9174 get_signed_or_unsigned_type instead of
9175 lang_hooks.types.signed_or_unsigned_type.
9176 * expr.c (store_expr): Ditto.
9177 * langhooks.c (get_signed_or_unsigned_type): New.
9178 (lhd_signed_or_unsigned_type): New.
9179 * langhooks.h (lhd_signed_or_unsigned_type): New.
9180 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9182 2007-03-30 Richard Henderson <rth@redhat.com>
9184 * tree-ssa-loop-ivopts.c: Include target.h.
9185 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9186 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9187 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9188 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9190 2007-03-30 Richard Henderson <rth@redhat.com>
9191 Kai Tietz <kai.tietz@onevision.com>
9193 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9195 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9196 (TARGET_64BIT_MS_ABI): New.
9197 (DBX_REGISTER_NUMBER): Handle 64-bit.
9198 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9199 (LONG_TYPE_SIZE): Force to 32.
9200 (REG_PARM_STACK_SPACE): New.
9201 (OUTGOING_REG_PARM_STACK_SPACE): New.
9202 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9203 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9204 (STACK_BOUNDARY): Use 128 for 64-bit.
9205 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9206 Add 64-bit implementation.
9207 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9209 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9210 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9211 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9212 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9213 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9214 TARGET_64BIT_MS_ABI.
9215 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9216 (ix86_pass_by_reference): Likewise.
9217 (ix86_function_value_regno_p): Likewise.
9218 (ix86_build_builtin_va_list): Likewise.
9219 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9220 (function_arg_advance_ms_64): New.
9221 (function_arg_advance): Call it.
9222 (function_arg_ms_64): New.
9223 (function_arg): Call it.
9224 (function_value_ms_64): New.
9225 (ix86_function_value_1): Call it.
9226 (return_in_memory_ms_64): New.
9227 (ix86_return_in_memory): Call it.
9228 (setup_incoming_varargs_ms_64): New.
9229 (ix86_setup_incoming_varargs): Call it.
9230 (ix86_expand_prologue): Handle 64-bit stack probing.
9231 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9232 (output_pic_addr_const): Likewise.
9233 (x86_this_parameter): Likewise.
9234 (x86_output_mi_thunk): Likewise.
9235 (x86_function_profiler): Likewise.
9236 (TARGET_STRICT_ARGUMENT_NAMING): New.
9237 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9238 (TARGET_64BIT_MS_ABI): New.
9239 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9240 * config/i386/i386.md (allocate_stack_worker): Remove.
9241 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9242 describe the clobber of eax without a match_scratch.
9243 (allocate_stack_worker_postreload): Remove.
9244 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9245 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9246 (allocate_stack_worker_rex64_postreload): Remove.
9247 (allocate_stack): Handle 64-bit.
9248 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9249 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9250 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9251 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9252 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9253 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9254 * config.build (x86_64-*-mingw*): New host.
9255 * config.host (x86_64-*-mingw*): New host.
9256 * config.gcc (x86_64-*-mingw*): New target.
9257 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9259 2007-03-30 Richard Henderson <rth@redhat.com>
9260 Kai Tietz <kai.tietz@onevision.com>
9262 * c-pragma.c (struct def_pragma_macro_value): New.
9263 (struct def_pragma_macro): New.
9264 (pushed_macro_table): New.
9265 (dpm_hash, dpm_eq): New.
9266 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9267 (init_pragma): Install them.
9268 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9270 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9272 * config/avr/avr.c (avr_override_options): Clear
9273 'flag_delete_null_pointer_checks'.
9275 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9278 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9279 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9280 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9281 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9282 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9283 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9284 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9286 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9288 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9290 * regmove.c: Move all of pass_stack_adjustments from here...
9291 * combine-stack-adj.c: ...to this new file.
9292 * Makefile.in: Add rules for combine-stack-adj.o.
9294 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9296 PR tree-optimization/31383
9297 * tree-data-ref.c (affine_function_equal_p): Do not require the
9298 vectors to have the same length.
9300 2007-03-30 Jan Hubicka <jh@suse.cz>
9303 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9304 availablility; add more sanity checking; ask varpool only about
9307 2007-03-29 Richard Henderson <rth@redhat.com>
9309 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9310 to decide, but __SIZEOF_LONG_LONG__.
9312 2007-03-29 Richard Henderson <rth@redhat.com>
9314 * emutls.c (struct __emutls_array): New.
9315 (emutls_destroy): Use it instead of casting element 0 from void*.
9316 (__emutls_get_address): Likewise.
9318 2007-03-29 Richard Henderson <rth@redhat.com>
9320 * varasm.c (initializer_constant_valid_p): Don't deny
9321 DECL_DLLIMPORT_P on functions.
9323 * config/i386/cygming.h: Remove function declarations.
9324 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9325 (ASM_OUTPUT_LABELREF): Remove.
9326 (COMMON_ASM_OP): Remove.
9327 (ASM_OUTPUT_COMMON): Remove.
9328 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9329 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9330 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9331 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9332 Rename from TARGET_ENCODE_SECTION_INFO.
9333 * config/i386/netware.h: Likewise.
9334 * config/i386/i386-protos.h: Update.
9335 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9336 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9337 (legitimate_constant_p): Reject dllimports.
9338 (dllimport_map, get_dllimport_decl): New.
9339 (legitimize_dllimport_symbol): New.
9340 (legitimize_address, ix86_expand_move): Use it.
9341 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9342 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9343 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9344 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9345 * config/i386/predicates.md (constant_call_address_operand): Only
9346 accept symbols; reject dllimport_p symbols.
9347 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9348 i386_pe_maybe_record_exported_symbol.
9349 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9350 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9351 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9352 trust the setting of DECL_DLLIMPORT_P.
9353 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9354 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9355 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9356 tidy the argument scanning loop.
9357 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9358 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9359 (i386_pe_strip_name_encoding): Remove.
9360 (i386_pe_binds_local_p): New.
9361 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9362 (i386_pe_output_labelref): Remove.
9363 (i386_pe_asm_output_aligned_decl_common): New.
9364 (i386_pe_maybe_record_exported_symbol): Rename from
9365 i386_pe_record_exported_symbol; check for dllexported symbols.
9367 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9369 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9370 add comment explaining why vsnprintf cannot be used.
9372 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9374 PR tree-optimization/30666
9375 * tree.c (build_complex_type): When creating type names for DWARF2
9376 debug info, create TYPE_DECLs for TYPE_NAME instead of
9378 (build_common_tree_nodes_2): Use build_complex_type when building
9379 predefined complex types, to preserve canonical types.
9381 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9383 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9384 (noce_get_alt_condition): Look at it to determine whether to
9385 reverse the condition or not.
9386 (noce_get_condition): Substitute the truth for lies.
9387 (noce_find_if_block): Set the then_else_reversed field.
9389 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9391 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9392 destination of this insn.
9393 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9394 than calling gen_rtx_SET directly. Use r0 to hold the value of
9395 'address + 4' rather than a stack based temporary which can be
9398 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9400 * config/s390/s390.c (s390_secondary_input_reload_class,
9401 s390_secondary_output_reload_class): Functions removed.
9402 (s390_secondary_reload): New function.
9403 (TARGET_SECONDARY_RELOAD): Target macro defined.
9404 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9405 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9406 * config/s390/s390.md ("reload_outti", "reload_outdi",
9407 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9408 "reload_out<mode>"): Expanders removed.
9409 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9410 "reload<mode>_nonoffmem_out"): Expanders added.
9412 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9414 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9415 action if SRC->DEST replacement failed anyway.
9417 2007-03-28 Mike Stump <mrs@apple.com>
9419 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9420 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9421 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9423 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9425 * config.gcc: Accept barcelona as a variant of amdfam10.
9426 * config/i386/i386.c (override_options): Likewise.
9427 * doc/invoke.texi: Likewise.
9429 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9431 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9432 offsets for BIT_FIELD_REF and COMPONENT_REF.
9434 2007-03-28 Richard Guenther <rguenther@suse.de>
9436 * tree.c (is_global_var): Move ...
9437 * tree-flow-inline.h (is_global_var): ... here.
9438 * tree.h (is_global_var): Remove declaration.
9440 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9442 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9444 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9445 * config/i386/i386.c (ix86_tune_features): Initialize new
9447 * config/i386/predicates.md (promotable_binary_operator): Use
9448 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9450 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9453 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9455 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9457 * config/fr30/fr30.md (movsi_internal): Change destination
9458 constraint from m to V and add m to the end.
9460 2007-03-28 Christian Bruel <christian.bruel@st.com>
9462 * config/sh/sh.md (movsi_i): Fix type attribute.
9464 2007-03-28 Christian Bruel <christian.bruel@st.com>
9466 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9467 (movsf_ie): Likewise.
9469 2007-03-28 Christian Bruel <christian.bruel@st.com>
9471 * config.gcc: Add sh4-300 to multilib.
9472 * config/sh/t-mlib-sh4-300: New file.
9474 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9476 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9477 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9479 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9480 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9481 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9482 "fixuns_trunctddi2"): Whitespace fix.
9484 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9486 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9487 the definition of struct sh_args.
9488 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9489 CALL_COOKIE_INT_REG_GET): Likewise.
9491 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9493 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9494 transformations are applied successfully.
9496 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9498 * tree.c (tree_contains_struct): Permit 512 tree codes.
9499 * tree.h (tree_contains_struct): Ditto.
9500 (MAX_TREE_CODES): Ditto.
9501 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9502 SPARE member to store remaining padding bits.
9504 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9506 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9509 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9511 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9512 * configure: Regenerate.
9514 * configure: Regenerate using the correct version of autoconf.
9516 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9518 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9520 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9521 regs to "__SP_L__" and "__SP_H__".
9523 2007-03-27 Richard Guenther <rguenther@suse.de>
9525 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9526 computations with it with a HOST_WIDE_INT variable.
9528 2007-03-26 Mike Stump <mrs@apple.com>
9530 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9531 objective-c-header, objective-c++-header and objc++-cpp-output
9533 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9535 2007-03-26 Richard Henderson <rth@redhat.com>
9538 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9539 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9540 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9541 IX86_BUILTIN_PSRLQ128): New.
9542 (ix86_init_mmx_sse_builtins): Add them.
9543 (ix86_expand_builtin): Expand them.
9544 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9545 operand 2 be TImode.
9546 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9547 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9548 _mm_srli_epi64): Mark __B const.
9549 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9550 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9551 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9552 new two-vector shift builtins.
9554 2007-03-26 Ian Lance Taylor <iant@google.com>
9556 PR tree-optimization/31345
9557 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9558 [+INF, +INF(OVF)] into VARYING.
9560 2007-03-26 Zack Weinberg <zackw@panix.com>
9562 * gengtype-parse.c: New file.
9563 * gengtype-yacc.y: Delete.
9564 * gengtype-lex.l: Don't include gengtype-yacc.h.
9565 Define YY_DECL and yyterminate appropriately for recursive
9566 descent parser. yylval is now a string out-parameter to yylex.
9567 (HWS, EOID): New shorthand.
9568 (IWORD): Add a couple more types.
9569 (yylex): Add a setup stanza. Remove the complex rules for
9570 detecting GTY'ed types and typedefs; replace with simple
9571 keyword detectors. Adjust everything for the changed
9572 definition of yylval. Ignore all pp-directives, not just #define.
9574 (parse_file): Rename yybegin; do not call yyparse.
9576 * gengtype.c (xasprintf): Export again.
9577 (this_file): New. Use everywhere __FILE__ was being used.
9578 (get_lang_bitmap): Special case types defined in gengtype.c.
9579 (do_typedef, new_structure): Suppress definition of certain types.
9580 (new_structure): Improve diagnostics of duplicate definitions.
9581 Make sure location_s is associated with input.h.
9582 (nreverse_pairs, define_location_structures): New functions.
9583 (main): Improve tagging of kludge types. Remove old kludges
9584 for input.h types; use define_location_structures.
9585 * gengtype.h: Update prototypes. Define token codes here.
9586 * Makefile.in: Remove all references to gengtype-yacc.
9587 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9589 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9590 add GTY((skip)) to the field that's only conditionally there.
9591 * doc/install.texi: Document that Bison is no longer required
9592 unless building treelang.
9594 * gengtype.c: Don't include gtyp-gen.h.
9595 (srcdir): Declare here.
9596 (base_files, lang_dir_names): Allocate dynamically.
9597 (gt_files, num_gt_files, num_lang_dirs): New globals.
9598 (measure_input_list, read_input_line, read_input_list)
9599 (set_lang_bitmap): New functions.
9600 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9601 simplify, relying on read_input_list to set up the bitmaps.
9602 (main): Arguments are no longer unused. Check for correct number
9603 of command line arguments, set srcdir and srcdir_len, then call
9604 read_input_list, before doing anything else. No need to worry
9605 about duplicates in main loop.
9606 * configure.ac: Simplify the calculation of all_gtfiles.
9607 Put language tags in there. Don't set or substitute
9608 all_gtfiles_files_langs or all_gtfiles_files_frags.
9609 * Makefile.in: Revamp the way gengtype is invoked, now that it
9610 takes a file on its command line with a much simpler format.
9611 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9612 (GTFILES): Remove duplicates and C source files.
9613 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9614 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9615 * configure: Regenerate.
9617 * gengtype.h: Remove all type definitions to gengtype.c; leave
9618 only definitions of options_p, type_p, and pair_p as opaque
9619 pointers. Update prototypes.
9620 * gengtype.c: Many type definitions moved here from gengtype.h.
9621 Consolidate type definitions at the top of the file.
9622 (xvasprintf): Delete.
9623 (xasprintf): Make static.
9624 (create_nested_pointer_option): Add 'next' parameter.
9625 (create_field_all, create_field_at): New functions.
9626 (create_field): Now a thin wrapper around create_field_all.
9627 (create_optional_field): Rename create_optional_field_ and add
9628 line argument. Original name is now a macro which supplies
9630 (oprintf): Use vsnprintf directly.
9631 (close_output_files): Use fatal rather than perror/exit.
9632 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9633 (main): Set progname. Don't use exit.
9634 * gengtype-yacc.y (struct_fields): Use create_field_at.
9635 (option, optionseqopt): Delete.
9636 (optionseq): Consolidate productions from option here so we
9637 can use the first argument to create_option.
9639 * gengtype-lex.l: Distinguish unions from structures in the
9640 token type. Don't call find_structure; return the tag as a string.
9641 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9642 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9643 string. Reorganize typedef_struct production accordingly.
9644 Use create_nested_ptr_option.
9645 * gengtype.c (create_nested_ptr_option): New function.
9646 * gengtype.h: Declare it.
9648 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9649 (string_type): Don't declare.
9650 (do_scalar_typedef): Declare.
9651 (create_scalar_type): Update prototype.
9652 * gengtype.c (string_type): Make static.
9653 (scalar_nonchar, scalar_char): New.
9654 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9655 (resolve_typedef): Use scalar_nonchar for error recovery.
9656 (create_scalar_type): Remove name_len field. Return scalar_char
9657 or scalar_nonchar as appropriate.
9658 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9660 (throughout): Use scalar_nonchar instead of calling
9661 create_scalar_type, whenever possible.
9662 (main): Initialize scalar_char and scalar_nonchar before calling
9664 * gengtype-lex.l: Adjust for removal of second argument to
9665 create_scalar_type. Use yylval.s instead of yylval.t when
9667 * gengtype-yacc.y: Type of SCALAR is string. Call
9668 create_scalar_type from type:SCALAR rule. Adjust for removal of
9669 second argument to create_scalar_type.
9671 * vec.h: Remove all #if IN_GENGTYPE blocks.
9672 Add comment saying that changes may require adjustments to gengtype.
9673 * gengtype.c: Don't include coretypes.h or tm.h.
9674 Add comment to inclusion of errors.h.
9675 (note_def_vec, note_def_vec_alloc): New functions.
9676 * gengtype.h: Declare new functions.
9677 * gengtype-lex.l: Don't include coretypes.h.
9678 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9680 (update_lineno): Remove unnecessary prototype.
9681 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9682 (VEC rule): Just return VEC_TOKEN.
9683 * gengtype-yacc.y (VEC_TOKEN): New token type.
9684 (type): Add a production for VEC(a,b).
9685 * Makefile.in: Update dependencies.
9687 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9688 typedefs that use the old PARAMS macro.
9690 * gengtype-lex.l: Remove all rules and states relating to yacc
9692 * gengtype-yacc.y: Similarly.
9693 * gengtype.c (note_yacc_type): Delete function.
9694 * gengtype.h: Update prototypes.
9696 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9698 * tree-pretty-print.c (dump_generic_node): Report precision of
9699 unnamed integer types.
9701 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9703 * ifcvt.c (noce_try_store_flag_constants): Don't check
9704 no_new_pseudos here.
9705 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9706 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9707 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9708 noce_try_sign_mask): Likewise.
9709 (if_convert): Check no_new_pseudos here.
9711 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9713 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9714 (noce_get_condition): Handle new then_else_reversed argument.
9715 (noce_init_if_info): Remove, fold into noce_find_if_block.
9716 (noce_process_if_block): Take a struct noce_if_info as the
9717 argument. Don't set up one based on ce_if_info. Update pointer
9718 references accordingly.
9719 (cond_move_process_if_block): Likewise.
9720 (process_if_block): Removed.
9721 (find_if_block): Removed. Move functionality two new functions,
9722 noce_find_if_block and cond_exec_find_if_block.
9723 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9724 blocks and the symmetric IF-ELSE-JOIN case.
9725 (cond_exec_find_if_block): Also new function mostly based on old
9726 find_if_block and process_if_block.
9727 (find_if_header): Replace find_if_block call with separately
9728 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9729 (find_cond_trap): Update noce_get_condition call.
9730 (dead_or_predicable): Likewise.
9732 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9734 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9736 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9737 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9738 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9739 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9740 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9741 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9742 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9743 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9744 __builtin_ia32_psrad128 builtins.
9746 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9748 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9749 * config/i386/constraints.md
9750 (define_constraint "I"): Use IN_RANGE macro.
9751 (define_constraint "J"): Ditto.
9752 (define_constraint "K"): Ditto.
9753 (define_constraint "M"): Ditto.
9754 (define_constraint "N"): Ditto.
9755 (define_constraint "O"): Ditto.
9756 * config/i386/predicates.md
9757 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9758 (define_predicate "const_0_to_3_operand"): Ditto.
9759 (define_predicate "const_0_to_7_operand"): Ditto.
9760 (define_predicate "const_0_to_15_operand"): Ditto.
9761 (define_predicate "const_0_to_63_operand"): Ditto.
9762 (define_predicate "const_0_to_255_operand"): Ditto.
9763 (define_predicate "const_1_to_31_operand"): Ditto.
9764 (define_predicate "const_2_to_3_operand"): Ditto.
9765 (define_predicate "const_4_to_7_operand"): Ditto.
9767 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9769 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9770 in SImode for save_world.
9771 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9774 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9776 PR tree-optimization/30784
9777 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9780 2007-03-25 Revital Eres <eres@il.ibm.com>
9782 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9783 Fold movement_possibility function into it.
9785 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9787 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9788 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9789 (call_indirect_nonlocal_darwin64): Same.
9790 (call_nonlocal_darwin64): Same.
9791 (call_value_indirect_nonlocal_darwin64): Same.
9792 (call_value_nonlocal_darwin64): Same.
9793 (sibcall_nonlocal_darwin64): Same.
9794 (sibcall_value_nonlocal_darwin64): Same.
9795 (sibcall_symbolic_64): Same.
9796 (sibcall_value_symbolic_64): Same.
9797 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9799 (rs6000_emit_load_toc_table): Same.
9800 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9801 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9807 (load_toc_v4_pic_si): Same
9808 (load_toc_v4_PIC_1): Same.
9809 (load_toc_v4_PIC_1b): Same.
9810 (call_indirect_aix{32,64}): Same.
9811 (call_value_indirect_aix{32,64}): Same.
9814 (call_local{32,64}): Same.
9815 (call_value_local{32,64}): Same.
9816 (call_indirect_nonlocal_aix{32,64}): Same.
9817 (call_nonlocal_aix{32,64}): Same.
9818 (call_value_indirect_nonlocal_aix{32,64}): Same.
9819 (call_value_nonlocal_aix{32,64}): Same.
9820 (call_indirect_nonlocal_sysv<mode>): Same.
9821 (call_nonlocal_sysv<mode>): Same.
9822 (call_value_indirect_nonlocal_sysv<mode>): Same.
9823 (call_value_nonlocal_sysv<mode>): Same.
9825 (sibcall_local{32,64}): Same.
9826 (sibcall_value_local{32,64}): Same.
9827 (sibcall_nonlocal_aix{32,64}): Same.
9828 (sibcall_value_nonlocal_aix{32,64}): Same.
9829 (sibcall_nonlocal_sysv<mode>): Same.
9830 (sibcall_value): Same.
9831 (sibcall_value_nonlocal_sysv<mode>): Same.
9833 2007-03-24 Paul Brook <paul@codesourcery.com>
9835 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9836 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9838 2007-03-24 Richard Henderson <rth@redhat.com>
9840 * config/ia64/constraints.md: New file.
9841 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9842 satisfies_constraint_?.
9843 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9844 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9845 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9846 ia64_output_mi_thunk): Likewise.
9847 (ia64_const_ok_for_letter_p): Remove.
9848 (ia64_const_double_ok_for_letter_p): Remove.
9849 (ia64_extra_constraint): Remove.
9850 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9851 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9852 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9853 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9854 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9855 EXTRA_MEMORY_CONSTRAINT): Remove.
9856 * config/ia64/ia64.md: Include constriants.md. Replace
9857 CONST_OK_FOR_? with satisfies_constraint_?.
9859 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9860 H.J. Lu <hongjiu.lu@intel.com>
9862 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9864 (name macros): Use DPD_BID_NAME to convert names properly.
9866 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9867 decimal floating point format.
9868 (init_floating_libfuncs): Change decimal functions so that they
9869 have a "bid_" prefix if the decimal system uses the BID format,
9870 and "dpd_" prefix if the decimal system uses the DPD format.
9871 (init_interclass_conv_libfuncs): Ditto.
9872 (init_intraclass_conv_libfuncs): Ditto.
9874 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9875 using the BID format.
9877 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9878 whether we are using the BID decimal format.
9879 * configure: Regenerate.
9881 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9882 the compiler has decimal floating point enabled. Define
9883 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9886 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9887 using the BID format.
9889 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9890 whether we are using the BID decimal format.
9891 * configure: Regenerate.
9893 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9894 the compiler has decimal floating point enabled. Define
9895 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9898 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9899 options, and that it is enabled for i386/x86_64 systems.
9901 * Makefile.in (enable_decimal_float): New.
9903 (DECNUMINC): Add -I$(DECNUMFMT).
9904 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9905 to $(DECNUMFMT) from $(DECNUM).
9907 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9908 Substitute enable_decimal_float.
9909 * configure: Regenerated.
9912 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9915 * configure.ac: Enable decimal float for x86_64-*-linux*.
9916 * configure: Regenerated.
9919 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9920 decimal128ClearSign to flip and clear the sign bit in decimal128.
9921 (decimal_real_maxval): Set decimal128SetSign to set the sign
9924 2007-03-23 Ian Lance Taylor <iant@google.com>
9926 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9928 2007-03-23 Ian Lance Taylor <iant@google.com>
9930 * tree-dump.c (dump_files): Correct comment.
9932 2007-03-23 Ian Lance Taylor <iant@google.com>
9934 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9936 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9938 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9939 in cfglayout mode. Don't go into and out of cfglayout mode.
9940 Link the blocks in the order of the constructed traces.
9941 (rest_of_handle_tracer): Adjust call to tracer.
9942 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9943 Don't go into cfglayout mode.
9944 (rtl_loop_done): Don't go out of cfglayout mode.
9945 * cfglayout.c (relink_block_chain): New function, split out from...
9946 (fixup_reorder_chain): ...here. Remove redundant checking.
9947 (cfg_layout_finalize): Don't clear the header, footer, and aux
9948 fields here, move the code to do so to relink_block_chain. Likewise
9949 for free_original_copy_tables.
9950 * rtl.h (tracer): Update prototype.
9951 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9952 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9953 mode. Use relink_block_chain to serialize the CFG according to the
9954 new basic block order. Move targetm.cannot_modify_jumps_p check from
9956 (gate_handle_reorder_blocks): ...to here.
9957 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9959 (gate_duplicate_computed_gotos): ...to here.
9960 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9961 something always changes when going into and out of cfglayout mode.
9962 Perform an expensive cfg cleanup while going into cfglayout mode.
9963 Always update liveness information on HAVE_conditional_execution
9964 targets. Reserialize the basic blocks and go out of cfglayout mode.
9965 * reg-stack.c: Include cfglayout.h.
9966 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9967 the call to reorder_basic_blocks.
9968 * basic-block.h (reorder_basic_blocks): Update prototype.
9969 (relink_block_chain): New prototype.
9970 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9972 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9974 * config/mips/mips.md (type, hazard, *movdi_32bit,
9975 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9976 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9977 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9978 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9979 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9981 (movcc): Change first xfer to multi.
9982 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9983 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9984 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9985 config/mips/generic.md: Change reservations using "xfer" to use
9987 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9988 using match_operand.
9989 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9990 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9992 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9994 2007-03-22 Richard Henderson <rth@redhat.com>
9996 * config/i386/i386.c: Remove unnecessary function declarations.
9997 Move targetm definition, and all related macros, to the end of
9998 the file. Resort some functions to put definitions before uses.
9999 (ix86_attribute_table): Make static. Move to end of file.
10000 (ix86_gimplify_va_arg): Make static.
10002 2007-03-22 Richard Henderson <rth@redhat.com>
10004 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10005 don't increase local_regparm with force_align_arg_pointer check.
10006 (ix86_function_sseregparm): Assert 32-bit.
10007 (type_has_variadic_args_p): New.
10008 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10009 type_has_variadic_args_p.
10010 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10011 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10012 use memset instead. Do maybe_vaarg check first; skip attribute
10013 tests if true; skip attribute tests for 64-bit.
10014 (construct_container): Remove TARGET_DEBUG_ARG.
10015 (function_arg_advance_32, function_arg_advance_64): Split out ...
10016 (function_arg_advance): ... from here.
10017 (function_arg_32, function_arg_64): Split out ...
10018 (function_arg): ... from here.
10019 (ix86_pass_by_reference): Tidy.
10020 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10021 (function_value_32): New, from parts of ix86_function_value
10022 and ix86_value_regno.
10023 (function_value_64): New, from parts of ix86_function_value
10024 and ix86_libcall_value.
10025 (ix86_function_value_1): New.
10026 (ix86_function_value, ix86_libcall_value): Use it.
10027 (return_in_memory_32, return_in_memory_64): Split out ...
10028 (ix86_return_in_memory): ... from here.
10029 (ix86_struct_value_rtx): Skip for 64-bit.
10030 (ix86_libcall_value, ix86_value_regno): Remove.
10031 (setup_incoming_varargs_64): Split out ...
10032 (ix86_setup_incoming_varargs): ... from here.
10033 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10034 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10035 * config/i386/i386-protos.h (ix86_function_value): Remove.
10036 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10038 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10041 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10042 infinities not supported, otherwise emit warning if -Woverflow. On
10043 underflow, emit warning if -Woverflow.
10044 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10046 * real.h (real_from_string): Update declaration
10048 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10049 Richard Henderson <rth@redhat.com>
10051 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10052 * calls.c (compute_argument_block_size, expand_call,
10053 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10054 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10055 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10056 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10057 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10058 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10059 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10060 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10063 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10065 * c-incpath.c (add_sysroot_to_chain): New.
10066 (merge_include_chains): Add sysroot argument. Call
10067 add_sysroot_to_chain if sysrooted.
10068 (register_include_chains): Update call to merge_include_chains.
10069 * doc/cppopts.texi: Document use of '=' in include directory
10072 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10074 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10075 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10076 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10077 insn pattern using X87MODEF12 mode macro.
10079 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10081 * regmove.c (regmove_optimize): Use reg_mentioned_p
10082 instead of reg_overlap_mentioned_p for DST.
10084 2007-03-21 Mike Stump <mrs@apple.com>
10086 * c.opt: Fixup for Objective-C/C++.
10088 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10090 * explow.c (convert_memory_address): Fold memory reference when
10091 POINTERS_EXTEND_UNSIGNED < 0
10093 2007-03-21 Richard Henderson <rth@redhat.com>
10096 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10097 * config/i386/mmintrin.h (__m64): Likewise.
10098 * config/i386/xmmintrin.h (__m128): Likewise.
10100 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10102 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10103 (VXWORKS_OS_CPP_BUILTINS): Define.
10104 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10105 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10107 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10109 * rtl.h (constant_pool_reference_p): Delete.
10110 (find_constant_src): Declare.
10111 * rtlanal.c (find_constant_src): New function.
10112 * simplify-rtx.c (constant_pool_reference_p): Delete.
10113 * config/i386/i386.md: Use find_constant_src instead of
10114 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10116 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10118 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10119 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10121 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10123 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10124 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10125 (arm_elf_asm_constructor): Use it.
10126 (arm_elf_asm_destructor): New function.
10128 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10130 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10132 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10134 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10136 2007-03-19 Andrew Haley <aph@redhat.com>
10138 PR tree-optimization/31264
10139 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10140 VIEW_CONVERT_EXPRs.
10142 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10144 PR rtl-optimization/30907
10145 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10146 (fwprop_init): Always call loop_optimizer_initialize.
10147 (fwprop_done): Always call loop_optimizer_finalize.
10148 (fwprop): We always have loop info now.
10149 (gate_fwprop_addr): Remove.
10150 (pass_fwprop_addr): Use gate_fwprop as gate.
10152 PR rtl-optimization/30841
10153 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10154 df_chain_alloc): Call df_reorganize_refs unconditionally.
10155 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10156 refs_organized to refs_organized_size.
10157 (df_ref_create_structure): Use refs_organized_size instead of
10158 bitmap_size if refs had been organized, and keep refs_organized_size
10160 * df.h (struct df_ref_info): Change refs_organized to
10161 refs_organized_size.
10162 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10165 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10167 * except.c (output_function_exception_table): Do not reference the
10168 EH personality routine for functions that do not require an
10171 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10174 * c-typeck.c (convert_for_assignment): Call comptypes for
10175 RECORD_TYPE or UNION_TYPE.
10177 PR inline-asm/30505
10178 * reload1.c (reload): Do invalid ASM checking after
10179 cleanup_subreg_operands.
10181 2007-03-19 Jeff Law <law@redhat.com>
10183 * tree-cfg.c (find_taken_edge): Tighten conditions for
10184 optimizing computed gotos.
10186 2007-03-19 Michael Matz <matz@suse.de>
10188 * builtins.c (expand_builtin_sync_operation,
10189 expand_builtin_compare_and_swap,
10190 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10193 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10194 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10197 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10199 * doc/tm.texi: Add brackets around the return type of
10200 TARGET_SECONDARY_RELOAD.
10202 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10203 Richard Guenther <rguenther@suse.de>
10205 PR tree-optimization/31254
10206 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10207 Use handled_component_p () where appropriate. Continue
10208 propagating into the rhs if we propagated into an INDIRECT_REF
10211 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10213 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10214 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10215 (xde, xdee): Mode attributes adjusted to support DFP modes.
10216 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10217 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10218 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10219 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10220 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10221 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10222 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10224 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10225 "movsf"): Insn definitions removed.
10226 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10227 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10228 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10230 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10231 "reload_in<mode>", "reload_out<mode>"): Expander added.
10232 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10235 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10237 * config/s390/s390.md: Only non-functional changes. Renamed
10238 FPR mode macro to BFP all over the file.
10240 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10242 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10243 (op_type attribute): RRF instruction type added.
10244 (fT0): New mode attribute.
10245 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10246 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10247 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10248 instruction no secondary memory is needed when moving DFmode values
10249 between GPRs and FPRs.
10251 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10253 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10254 inverted and documentation adjusted.
10255 ("mhard-dfp", "msoft-dfp"): New options.
10256 * config/s390/s390.c (s390_handle_arch_option): New architecture
10258 (override_options): Sanity checks for the new options added.
10259 * config.gcc: New architecture switch: z9-ec.
10260 * config/s390/s390.h (processor_flags): PF_DFP added.
10261 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10262 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10263 when the bit is NOT set so remove it from the defaults.
10265 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10267 * genemit.c (main): Print include statement for dfp.h.
10268 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10271 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10273 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10275 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10278 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10279 instead of PATTERN.
10281 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10283 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10284 attr_length_call, output_call, output_indirect_call): Cleanup
10285 formatting of targetm calls.
10287 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10289 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10291 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10293 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10294 reservation, bypass and anti-bypass descriptions for these
10295 instructions. Update move patterns.
10296 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10299 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10301 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10302 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10303 (get_initial_def_for_reduction): Likewise.
10305 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10307 Fix PR tree-optimization/29922
10308 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10309 (get_representative): Removed.
10310 (value_dies_in_block_x): Update for rvuse removal.
10311 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10312 (compute_antic_aux): Handle when PHI nodes appear in
10313 non-single-successors.
10314 (dump_bitmap_of_names): Removed.
10315 (compute_antic_safe): Renamed and removed rvuse calculation.
10316 Calculate only antic safe.
10317 (insert_into_preds_of_block): Remove assert.
10318 (execute_pre): Update for renamed functions.
10319 (defer_or_phi_translate_block): New function.
10321 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10323 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10324 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10326 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10327 Follow spelling conventions.
10329 * tree-data-ref.h: Remove the prototype for analyze_array.
10331 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10333 PR tree-optimization/31041
10334 * tree-vect-transform.c (get_initial_def_for_induction): Call
10335 force_gimple_operand.
10337 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10339 * ipa-type-escape.c (look_for_casts) : Revert code to use
10340 handled_component_p due to ada test a-numaux.adb.
10342 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10344 * final.c (final_scan_insn): Alter the condition of a
10345 conditional trap if we have nonstandard CC.
10347 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10349 * configure.ac: Remove excess quoting from asm line 0 test.
10350 * configure: Rebuilt.
10352 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10354 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10355 * c-common.c (convert_and_check): Move warning logic to...
10356 (warnings_for_convert_and_check): ...here. Define.
10357 * c-common.h (warnings_for_convert_and_check): Declare.
10359 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10361 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10362 (output_call): Likewise.
10364 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10366 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10368 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10370 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10372 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10374 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10375 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10377 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10379 PR tree-optimization/31183
10380 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10381 Use double_int instead of unsigned int for representing access_strides.
10382 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10384 2007-03-16 Richard Guenther <rguenther@suse.de>
10386 PR tree-optimization/31146
10387 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10388 to allow recursion of forward_propagate_addr_expr.
10389 (forward_propagate_addr_into_variable_array_index): Likewise.
10390 (forward_propagate_addr_expr): Likewise.
10391 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10392 (forward_propagate_addr_expr_1): Recurse on simple copies
10393 instead of propagating into them. Do so for useless conversions
10395 (forward_propagate_addr_expr): Clean up unused statements after
10398 2007-03-16 Richard Guenther <rguenther@suse.de>
10400 * builtins.c (expand_builtin_cexpi): Use the right argument
10401 for the expansion via cexp.
10403 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10405 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10406 * configure: Rebuilt.
10408 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10411 * dwarf2out.c (force_type_die): Adjust comment.
10412 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10414 2007-03-15 DJ Delorie <dj@redhat.com>
10416 * config/frv/predicates.md (minmax_operator): Don't check operands
10419 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10421 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10422 Update constant estimates of number of iterations.
10423 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10424 argument renamed to "realistic".
10425 (compute_estimated_nb_iterations): Removed.
10426 (record_niter_bound): New function.
10427 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10428 call record_nonwrapping_iv with upper = false.
10429 (infer_loop_bounds_from_signedness): Pass upper argument to
10430 record_nonwrapping_iv.
10431 (estimate_numbers_of_iterations_loop): Do not call
10432 compute_estimated_nb_iterations. Record estimate based on profile
10433 information. Initialize the constant estimates of number of
10435 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10437 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10438 number of iterations is too small.
10439 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10440 (EST_NOT_AVAILABLE): Removed.
10441 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10442 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10445 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10447 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10448 Handle NE_EXPR guards.
10450 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10453 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10454 Set also -pedantic-errors by default for the preprocessor unless
10455 -fpermissive is given.
10457 2007-03-15 Richard Guenther <rguenther@suse.de>
10459 PR middle-end/29719
10460 PR middle-end/31161
10461 * builtins.c (expand_builtin_cexpi): As a fallback if we
10462 don't have builtins for sincos or cexp create a function
10463 declaration for cexp and expand to a call to that.
10464 (expand_builtin_int_roundingfn): Always fall
10465 back to floor/ceil and its variants even if they may be
10468 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10470 PR middle-end/31159
10471 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10472 jump tables, move the call to delete_dead_jumptables from here...
10473 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10474 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10475 don't allow merging of blocks that try_redirect_by_replacing_jump
10476 also does not handle when not optimizing.
10478 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10479 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10481 * config/i386/i386.md (x86_sahf_1): Correctly handle
10484 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10487 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10488 x86_64_general_operand as operand[2] predicate. Remove "iF"
10489 from operand constraints and use "e" constraint instead.
10490 (*subti3_1, *subti3_1 splitter): Ditto.
10491 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10492 operand[1] predicate.
10494 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10496 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10497 arrays, multiply the access strides by the size of the sub-array.
10498 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10500 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10502 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10503 the configured assembler supports the sahf mnemonic.
10504 * configure: Regenerate.
10505 * config.in: Regenerate.
10507 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10508 emit "sahf" or ".byte\t0x9e" as asm template.
10510 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10513 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10514 option to replace hard coded TARGET_xxx in md file.
10515 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10516 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10517 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10518 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10519 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10520 (X86_TUNE_NOT_VECTORMODE): Ditto.
10521 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10522 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10523 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10524 (TUNE_SLOW_IMUL_IMM8): Ditto.
10525 (TUNE_MOVE_M1_VIA_OR): Ditto.
10526 (TUNE_NOT_UNPAIRABLE): Ditto.
10527 (TUNE_NOT_VECTORMODE): Ditto.
10529 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10532 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10533 tuning options instead of hard coded TARGET_xxx.
10534 (fix ssemode peephole2's): Ditto.
10535 (imul peephole2's): Ditto.
10537 (movdi_or_rex64): Ditto.
10538 (move peephole2): Ditto.
10539 (not peephole2's): Ditto.
10541 2007-03-14 Dirk Mueller <dmueller@suse.de>
10543 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10544 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10545 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10547 * c-parser.c (c_parser_do_statement): Warn about empty body in
10548 do/while statement.
10549 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10550 * doc/invoke.texi (-Wempty-body): Update documentation.
10552 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10555 * c-common.h (warn_for_div_by_zero): Declare.
10556 * c-common.c (warn_for_div_by_zero): Define.
10557 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10560 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10562 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10563 to PREFIX and STANDARD_PREFIX.
10565 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10566 Phil Edwards <phil@codesourcery.com>
10568 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10569 (__gthread_once_t): Remove busy field for RTPs.
10570 (__GTHREAD_ONCE_INIT): Update accordingly.
10572 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10574 * doc/invoke.texi: Document VxWorks options.
10576 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10578 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10580 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10582 PR tree-optimization/30590
10583 * tree-nrv.c (tree_nrv): Check for the partial update of the
10586 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10588 * flags.h (flag_random_seed): Remove declaration, in favor of...
10589 * toplev.h (get_random_seed, set_random_seed): ... these.
10590 * tree.c (get_file_function_name): Use the former.
10591 * opts.c (common_handle_option): Use the latter.
10594 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10596 PR middle-end/31127
10597 * cse.c (cse_find_path): Do not bail out if a basic block that
10598 we already visited now becomes part of a path that starts at a
10599 different basic block. Just disallow this, to make sure we
10600 visit each basic block at most once.
10602 2007-03-13 Jan Hubicka <jh@suse.cz>
10604 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10605 attributes, when profile esitmate is present, calls with very low
10606 frequency are cold.
10608 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10610 PR tree-optimization/30730
10611 PR tree-optimization/26900
10612 * tree-ssa-loop-niter.c: Include gmp.h.
10613 (bounds): New type.
10614 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10615 split_to_var_and_offset, determine_value_range,
10616 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10617 bound_difference, bounds_add, bounds_negate,
10618 number_of_iterations_ne_max, dump_affine_iv): New functions.
10619 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10620 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10621 difference of initial and final value of control iv to validate
10623 (number_of_iterations_cond): Add loop parameter. Determine bounds
10624 on the difference of the extremes of the control iv. Add dumps.
10625 (expand_simple_operations): Handle phi nodes.
10626 (simplify_using_initial_conditions): Do not record used conditions.
10627 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10628 Do not set additional_info.
10629 (implies_nonnegative_p, implies_ge_p): Removed.
10630 (derive_constant_upper_bound): Do not use parameter `additional'.
10631 (record_estimate): Parameter `additional' removed. Parameter
10632 `i_bound' added. Do not call derive_constant_upper_bound.
10633 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10634 bound the number of iterations estimate.
10635 (estimate_numbers_of_iterations_loop): Pass the estimate from
10636 the number of iterations analysis to record_estimate.
10637 * tree.h (multiple_of_p): Declare.
10638 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10639 (scev_const_prop): Do not check expression_expensive_p.
10640 * fold-const.c (multiple_of_p): Exported.
10641 * double-int.c (double_int_mask): Exported.
10642 * double-int.h (double_int_mask): Declare.
10643 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10644 field. Added max field.
10646 2007-03-13 David Taylor <taylor@candd.org>
10649 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10652 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10655 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10656 two unamed patterns.
10658 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10660 * config/i386/i386.opt (mcx16, msahf): New options.
10661 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10662 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10664 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10665 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10666 Output -mcx16 and -msahf options when corresponding bit is set.
10668 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10669 and -msahf options.
10671 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10673 * configure.ac: Test for assembler tolerance to # 0 "".
10674 * configure, config.in: Rebuilt.
10675 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10677 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10679 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10681 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10682 (handle_syscall): Handle direct system calls.
10683 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10685 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10687 * doc/invoke.texi: Fix cpp.info cross-reference.
10688 * doc/passes.texi: Fix gcc.info cross-reference.
10690 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10692 PR tree-optimization/30835
10693 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10694 bb_for_stmt is not NULL before accessing it.
10696 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10698 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10701 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10704 * doc/install.texi: Document --enable-stage1-languages
10706 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10708 * tree-pass.h (pass_into_cfg_layout_mode,
10709 pass_outof_cfg_layout_mode): Declare.
10710 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10711 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10712 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10713 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10715 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10717 * c-decl.c (warn_variable_length_array): New function.
10718 Refactored from grokdeclarator to handle warn_vla
10719 and handle unnamed array case.
10720 (grokdeclarator): Refactored VLA warning case.
10721 * c.opt (Wvla): New flag.
10722 * doc/invoke.texi (Wvla): New warning.
10724 2007-03-12 Richard Henderson <rth@redhat.com>
10726 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10727 (TARGET_SECTION_TYPE_FLAGS): New.
10729 2007-03-12 Richard Henderson <rth@redhat.com>
10731 * config/darwin.c (machopic_reloc_rw_mask): New.
10732 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10733 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10735 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10737 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10738 * cppdefault.h (cpp_PREFIX): Document.
10739 (cpp_PREFIX_len): Likewise.
10740 (cpp_EXEC_PREFIX): New variable.
10741 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10742 * c-incpath.c (add_standard_paths): Correct logic for relocating
10743 paths within prefix.
10745 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10747 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10748 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10750 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10751 fix_truncdfdi_sse using SSEMODEF mode macro.
10752 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10753 fix_truncdfsi_sse using SSEMODEF mode macro.
10754 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10755 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10757 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10759 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10760 elfos.h to tm_file.
10762 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10764 * tree.h : Add multiple_of_p declaration.
10765 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10766 * ipa-type-escape.c (results_of_malloc): Redundant.
10767 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10768 (cast_type): Extended with new members.
10769 (check_cast): Returns cast_type.
10770 (cast): New structure for data of walk_use_def_chains.
10771 (is_malloc_result, is_cast_from_non_pointer_1,
10772 is_cast_from_non_pointer,
10773 is_array_access_through_pointer_and_index): New functions.
10774 (look_for_casts): Returns cast types.
10775 (check_call): Returns void.
10776 (okay_pointer_operation): Use support of pointer plus index,
10777 pointer plus constant and allow all multiplications.
10779 2007-03-11 Richard Guenther <rguenther@suse.de>
10781 PR tree-optimization/31115
10782 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10783 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10784 A shift count of zero is not special as with *_DIV_EXPR.
10785 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10788 2007-03-11 Ian Lance Taylor <iant@google.com>
10790 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10791 the *_DIV_EXPR codes correctly with overflow infinities.
10793 2007-03-11 Ira Rosen <irar@il.ibm.com>
10795 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10796 indicate success/failure of the analysis. Add negation to subtrahend
10797 in case of subtraction. Fail if both operands contain constants.
10798 (create_data_ref): Fail if analyze_offset fails.
10800 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10802 * config/i386/i386.md (frndintxf2): Rename to ...
10803 (rintxf2): ... this. Remove expander having same name.
10804 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10805 (roundsf2, rounddf2): Ditto.
10806 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10807 (lround<mode>di2, lround<mode>si2): Ditto.
10809 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10811 * lower-subreg.c: Include except.h.
10812 (decompose_multiword_subregs): Verify that the only control flow
10813 insns we can split are loads to multi-words pseudos.
10814 Handle breaking such blocks after splitting, instead of calling
10815 find_many_sub_basic_blocks.
10817 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10818 on the new basic block. Add a lengthy comment explaining why we
10819 thought this was necessary.
10820 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10822 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10825 * tree.c (walk_type_fields): Recurse into the element type of
10826 ARRAY_TYPEs if there is a pointer set.
10828 2007-03-10 Dirk Mueller <dmueller@suse.de>
10830 * c-common.c (warn_logical_operator): Fix condition.
10832 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10834 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10836 * config/darwin.c (machopic_select_section): Remove superfluous
10837 argument in call to categorize_decl_for_section. Remove unused
10840 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10842 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10844 * configure: Regenerate.
10846 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10849 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10850 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10851 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10852 Add LABEL_NUSES to emitted label.
10853 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10854 branch probability value to emitted jump insn.
10855 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10856 Do not check life information and do not re-arrange input operands
10857 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10859 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10861 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10862 the change of decode_asm_operands.
10864 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10866 * mode-switching.c (create_pre_exit): Skip blockage insn.
10868 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10870 * tree-pass.h (TODO_update_smt_usage): Remove.
10872 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10876 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10878 * pa.c (attr_length_call): Revise condition for long
10879 pc-relative branch.
10880 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10881 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10882 sequence on SOM target.
10884 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10886 * gcc.c: Document %{, in big comment at top.
10887 (input_suffix_matches): Remove special handling for .s and
10889 (input_spec_matches): New.
10890 (handle_braces): Handle %{,.
10891 (validate_switches): ',' indicates a value which is not a switch.
10892 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10893 to detect assembler input.
10894 * config/i386/sol2.h (CPP_SPEC): Likewise.
10895 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10896 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10897 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10898 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10899 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10900 -m64 causes deployment target to default to 10.5.
10901 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10903 2007-03-09 Richard Henderson <rth@redhat.com>
10906 * target.h (targetm.asm.out.reloc_rw_mask): New.
10907 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10908 (TARGET_ASM_OUT): Use it.
10909 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10910 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10911 use the new reloc_rw_mask target hook instead.
10912 (default_section_type_flags_1): Merge into...
10913 (default_section_type_flags): ... here.
10914 (decl_readonly_section_1): Merge into...
10915 (decl_readonly_section): ... here.
10916 (default_elf_select_section_1): Merge into...
10917 (default_elf_select_section): ... here.
10918 (default_unique_section_1): Merge into...
10919 (default_unique_section): ... here.
10920 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10921 (default_select_rtx_section): Use it.
10922 (default_elf_select_rtx_section): Likewise.
10923 * output.h: Update to match.
10924 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10925 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10926 (TARGET_ASM_RELOC_RW_MASK): New.
10927 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10928 to categorize_decl_for_section.
10929 (x86_64_elf_unique_section): Likewise.
10930 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10931 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10932 (TARGET_ASM_RELOC_RW_MASK): New.
10933 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10934 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10935 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10936 (TARGET_RWRELOC): Remove.
10937 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10938 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10939 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10940 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10941 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10942 (rs6000_xcoff_select_section): Use decl_readonly_section.
10943 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10944 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10945 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10946 (TARGET_SECTION_TYPE_FLAGS): Remove.
10947 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10949 2007-03-09 Roger Sayle <roger@eyesopen.com>
10951 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10952 complex constant equality/inequality comparisons for here.
10953 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10954 known at compile-time or can be simplified to a scalar comparison.
10955 (fold_relational_const): Move compile-time evaluation of complex
10956 constant equality/inequality comparisons to here.
10958 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10960 PR rtl-optimization/30643
10961 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10963 (fold_rtx): Recurse, like before 2006-11-03.
10965 2007-03-09 DJ Delorie <dj@redhat.com>
10967 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10970 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10972 PR tree-optimization/30375
10973 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10974 LHS of statements is not the same.
10975 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10977 2007-03-09 Chao-ying Fu <fu@mips.com>
10979 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10981 * doc/invoke.texi (-mdspr2): Document new option.
10982 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10983 New unspec for DSP REV 2.
10984 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10985 these instructions are extended in DSP REV 2.
10986 (mips-dspr2.md): Include.
10987 * config/mips/mips.opt (mdspr2): New option.
10988 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10989 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10990 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10991 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10992 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10993 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10994 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10996 (bdesc_map): Add one field of unsupported_target_flags.
10997 (bdesc_arrays): Update entries to have extra fields. Add
10999 (mips_init_builtins): Initialize new function types.
11000 Check unsupported_target_fileds to filter out builtins.
11001 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11003 (ASM_SPEC): Pass mdspr2 to the assembler.
11004 * config/mips/mips-dspr2.md: New file.
11006 2007-03-09 Sa Liu <saliu@de.ibm.com>
11008 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11010 2007-03-09 Ian Lance Taylor <iant@google.com>
11012 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11013 argument) like -Wstrict-overflow=2.
11014 * doc/invoke.texi (Warning Options): Update documentation.
11016 2007-03-09 Dirk Mueller <dmueller@suse.de>
11019 * doc/invoke.texi (-Wlogical-op): Document.
11020 * common.opt (-Wlogical-op): New.
11021 * c-common.h (warn_logical_operator): Declare.
11022 * c-common.c (warn_logical_operator): Define.
11023 * c-typeck.c (parser_build_binary_op): Call
11024 warn_logical_operator.
11026 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11028 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11029 * final.c (final_scan_insn): Test for non-"" file name.
11031 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11033 * doc/loop.texi: Document the Omega linear constraints solver.
11034 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11035 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11036 omega-hash-table-size, omega-max-keys, and
11037 omega-eliminate-redundant-constraints.
11038 * tree-pass.h (pass_check_data_deps): Declared.
11041 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11042 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11043 pass_check_data_deps): New.
11044 * tree-data-ref.c (init_data_ref): Remove declaration.
11045 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11046 (analyze_array): Renamed init_array_ref, move up initializations.
11047 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11048 Removed arguments that are set to NULL.
11049 (analyze_indirect_ref): Correct indentation, correct call to
11051 (object_analysis): Call init_array_ref instead of analyze_array.
11052 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11053 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11054 of DR_ACCESS_FNS_ADDR.
11055 (init_omega_eq_with_af, omega_extract_distance_vectors,
11056 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11057 ddr_consistent_p): New.
11058 (compute_affine_dependence): Check consistency of ddrs when
11059 flag_check_data_deps is passed.
11060 (analyze_all_data_dependences): Uncomment.
11061 (tree_check_data_deps): New.
11062 * tree-data-ref.h: Include omega.h.
11063 (DR_ACCESS_FNS_ADDR): Removed.
11064 (data_dependence_relation): Add inner_loop.
11065 (DDR_INNER_LOOP): New.
11066 * common.opt (fcheck-data-deps): New.
11067 * tree-flow.h (tree_check_data_deps): Declare.
11068 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11069 (OBJS-common): Depend on omega.o.
11071 * passes.c (pass_check_data_deps): Scheduled.
11072 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11073 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11074 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11075 PARAM_VECT_MAX_VERSION_CHECKS,
11076 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11078 2007-03-09 Richard Guenther <rguenther@suse.de>
11080 PR tree-optimization/30904
11081 PR middle-end/31058
11082 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11083 the same way as *_DIV_EXPR.
11085 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11087 * recog.c (decode_asm_operands): No mixed declarations and code.
11089 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11091 * rtl.def (ASM_INPUT): Add location.
11092 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11093 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11094 (decode_asm_operands): Add loc operand.
11095 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11096 * stmt.c (expand_asm): Rename to...
11097 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11098 gen_rtx_ASM_INPUT_loc.
11099 (expand_asm_expr): Adjust.
11100 * recog.c (decode_asm_operands): Add loc operand.
11101 (check_asm_operands, extract_insn): Adjust.
11102 * reload1.c (maybe_fix_stack_asms): Likewise.
11103 * final.c (asm_insn_count): Likewise.
11104 (final_scan_insn): Output # line before and after asm.
11106 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11108 * tree-ssa-structalias.c (variable_info): Remove
11110 (new_var_info): Ditto.
11111 (shared_bitmap_info_t): New structure.
11112 (shared_bitmap_table): New variable.
11113 (shared_bitmap_hash): New function.
11114 (shared_bitmap_eq): Ditto
11115 (shared_bitmap_lookup): Ditto.
11116 (shared_bitmap_add): Ditto.
11117 (merge_smts_into): Change to take bitmap directly.
11118 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11119 (init_alias_vars): Init shared bitmap hashtable.
11120 (delete_points_to_sets): Delete shared bitmap hashtable.
11121 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11122 is_aliased removal as a change that was still necessary was
11125 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11127 * config/i386/i386.h (override_options): Conditionally disable
11128 x86_sahf for 64bit targets only.
11130 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11133 * c-decl.c (merge_decls): Don't call make_var_volatile.
11134 * varasm.c (make_var_volatile): Remove.
11135 * output.h (make_var_volatile): Remove.
11137 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11139 PR tree-optimization/31085
11140 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11142 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11144 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11145 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11146 ATTR_CONST_NOTHROW_LIST.
11148 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11151 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11153 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11155 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11158 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11160 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11161 passed, use shared libgcc.
11163 2007-03-08 Roger Sayle <roger@eyesopen.com>
11165 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11166 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11167 (honor_protect_cleanup_actions, lower_try_finally_switch):
11169 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11170 ifc_temp_var): Likewise.
11171 * tree-inline.c (setup_one_parameter): Likewise.
11172 * tree-mudflap.c (mf_decl_cache_locals,
11173 mf_build_check_statement_for): Likewise.
11174 * tree-nested.c (init_tmp_var, save_tmp_var,
11175 finalize_nesting_tree_1): Likewise.
11176 * tree-outof-ssa.c (insert_copy_on_edge,
11177 insert_backedge_copies): Likewise.
11178 * tree-profile.c (tree_gen_edge_profiler,
11179 tree_gen_ic_profiler): Likewise.
11180 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11181 * tree-sra.c (sra_build_assignment): Likewise.
11182 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11183 * tree-ssa-math-opts.c (insert_reciprocals,
11184 execute_cse_sincos_1): Likewise.
11185 * tree-tailcall.c (adjust_accumulator_values,
11186 adjust_return_value): Likewise.
11187 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11188 * tree-vect-transform.c (vect_create_data_ref_ptr,
11189 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11190 vect_create_epilog_for_reduction, vectorizable_reduction,
11191 vectorizable_call, vectorizable_conversion,
11192 vectorizable_assignment, vectorizable_operation,
11193 vectorizable_type_demotion, vect_gen_widened_results_half,
11194 vect_permute_store_chain, vectorizable_store,
11195 vect_setup_realignment, vect_permute_load_chain,
11196 vectorizable_load, vectorizable_condition,
11197 vect_create_cond_for_align_checks): Likewise.
11198 * tree-vrp.c (build_assert_expr_for): Likewise.
11200 2007-03-08 Ian Lance Taylor <iant@google.com>
11202 * tree-vrp.c: Include "intl.h".
11203 (usable_range_p): New static function.
11204 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11205 overflowed values, juts set *strict_overflow_p.
11206 (compare_values): Only return -2 if one of the operands is not a
11208 (compare_ranges): Call usable_range_p.
11209 (compare_range_with_value): Likewise.
11210 (vrp_evaluate_conditional_warnv): Rename from
11211 vrp_evaluate_conditional. Make static. Change all callers.
11212 (vrp_evaluate_conditional): New function.
11213 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11214 on signed overflow.
11215 (simplify_abs_using_ranges): Likewise.
11216 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11217 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11218 within_stmt parameter.
11219 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11220 vrp_evaluate_conditional.
11221 * tree-ssa-threadedge.c
11222 (record_temporary_equivalences_from_stmts_at_dest): Change
11223 simplify parameter to take a second tree parameter.
11224 (simplify_control_stmt_condition): Likewise.
11225 (thread_across_edge): Likewise.
11226 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11227 (thread_across_edge): Likewise.
11228 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11230 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11232 * config/i386/i386.h (TARGET_SAHF): New define.
11233 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11234 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11235 (x86_sahf): New global variable.
11236 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11237 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11238 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11239 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11241 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11242 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11243 when expanding fcomi/sahf based tests.
11244 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11245 expanding sahf based alternative. Emit sahf based sequence when
11246 optimizing for code size.
11247 * config/i386/i386.md (x86_sahf_1): Do not disable for
11248 TARGET_64BIT, enable for TARGET_SAHF.
11250 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11252 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11253 spurious whitespace from error message.
11255 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11258 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11260 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11262 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11264 * tree-sra.c (instantiate_element): Propagate disabled warnings
11265 from the element itself to the created variable.
11267 2007-03-07 Richard Henderson <rth@redhat.com>
11270 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11271 silently fix up the stack in the case of a missing register.
11273 2007-03-07 Paul Brook <paul@codesourcery.com>
11275 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11277 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11279 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11281 (phase1_vrs): Use them.
11282 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11283 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11284 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11285 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11286 __gnu_Unwind_Restore_WMMXC if required.
11287 (_Unwind_VRS_Pop): Implement iWMMXt support.
11288 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11289 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11290 gnu_Unwind_Save_WMMXC): Define.
11292 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11294 * config/vxworks.h (vxworks_override_options): Declare.
11295 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11296 * config/vxworks.c: Include target.h and toplev.h.
11297 (vxworks_override_options): New function.
11298 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11300 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11302 * config/s390/s390.c (override_options): Don't emit an error when
11303 -mstack-size is used without providing -mstack-guard.
11304 (s390_emit_prologue): Choose stack_guard value automatically if not
11305 provided via command line.
11306 * doc/invoke.texi: Adjust description of -mstack-guard and
11309 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11311 * config/i386/i386.c (output_set_got): Add a GOT initialization
11312 sequence for VxWorks PIC.
11313 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11314 around labels as well as symbols. Use gotoff_operand instead
11315 of local_symbolic_operand.
11316 (legitimize_pic_address): Use gotoff_operand instead of
11317 local_symbolic_operand. Use @GOT accesses for labels as
11319 (ix86_output_addr_diff_elt): Use PC-relative rather than
11320 GP-relative offsets for VxWorks PIC.
11321 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11322 no_new_pseudos. Check whether the returned register is op0.
11323 * config/i386/i386.md (tablejump): Use PC-relative rather than
11324 GP-relative offsets for VxWorks PIC.
11325 * config/i386/predicates.md (gotoff_operand): New predicate.
11327 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11329 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11331 * config/vxworks-dummy.h: New file.
11332 * config/i386/i386.h: Include it.
11334 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11336 * dwarf2out.c (is_inlined_entry_point): New
11337 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11338 DW_AT_ranges if the first subblock is the entry point.
11340 2007-03-06 David Daney <ddaney@avtrex.com>
11342 * doc/install.texi (mips-*-*): Change recommended binutils
11345 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11347 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11348 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11350 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11351 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11353 2007-03-06 Jan Hubicka <jh@suse.cz>
11355 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11356 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11358 (probably_cold_bb_p): Cold functions are cold.
11359 (probably_never_executed_bb_p): Cold functions are cold.
11360 (tree_bb_level_predictions): Predict calls to cold functions as not
11362 (compute_function_frequency): Check hot/cold attributes.
11363 * function.h (function_frequency): Update comments.
11364 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11365 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11366 (c_common_att): Add cold and hot.
11368 * doc/extend.texi (hot,cold attributes): Document.
11370 2007-03-06 Andrew Haley <aph@redhat.com>
11372 * function.c (expand_function_end): Move blockage to just after we
11373 emit the label for the naked return from the function.
11375 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11377 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11380 2007-03-06 Jan Hubicka <jh@suse.cz>
11382 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11383 loaded for constant large models. Non-large 64bit PIC can do.
11384 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11385 * cmodel.h: Add LARGE PIC.
11386 * i386.md (UNSPEC_PLTOFF): New.
11387 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11389 (*call_1_rex64): Disable for large models.
11390 (*call_1_rex64_large): New.
11391 (*call_value_1_rex64): Disable for large models.
11392 (*call_value_1_rex64_large): New.
11393 (set_rip_rex4): New.
11394 (set_got_offset_rex64): New.
11395 * predicates.md (constant_call_address_operand): For large model
11396 constant calls are not possible.
11397 * i386-protos.h (construct_plt_address): Declare.
11398 * i386.c (override_options): Accept large models.
11399 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11400 (legitimate_constant_p): Add new UNSPECs.
11401 (legitimate_pic_operand_p): Likewise.
11402 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11403 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11405 (output_pic_addr_const): Add PLTOFF.
11406 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11407 (ix86_expand_move): Legitimize pic address when in PIC mode.
11408 (construct_plt_address): New function.
11409 (ix86_expand_call): Offload the address to register and use GOT
11410 pointer for large model.
11411 * invoke.texi (mcmodel=large): Update documentation.
11413 2007-03-06 Richard Henderson <rth@redhat.com>
11415 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11416 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11417 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11418 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11419 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11420 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11421 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11422 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11423 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11424 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11425 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11426 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11427 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11428 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11429 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11430 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11431 x86_schedule, x86_use_bt, x86_pad_returns,
11432 x86_use_xchgb): Merge into ...
11433 (ix86_tune_features): ... here. New array.
11434 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11435 x86_bswap): Merge into ...
11436 (ix86_arch_features): ... here. New array.
11437 (x86_3dnow_a): Remove.
11438 (x86_accumulate_outgoing_args): Make static.
11439 (x86_arch_always_fancy_math_387): Make static.
11440 (ix86_tune_mask, ix86_arch_mask): Move ...
11441 (override_options): ... to local variables here. Apply the
11442 appropriate mask to each element of ix86_arch_features and
11443 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11444 as were done in the old macros.
11445 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11446 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11447 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11448 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11449 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11450 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11451 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11452 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11453 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11454 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11455 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11456 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11457 x86_accumulate_outgoing_args, x86_prologue_using_move,
11458 x86_epilogue_using_move, x86_decompose_lea,
11459 x86_arch_always_fancy_math_387, x86_shift1,
11460 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11461 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11462 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11463 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11464 x86_use_incdec, x86_pad_returns, x86_bswap,
11465 x86_partial_flag_reg_stall): Remove.
11466 (enum ix86_tune_indices): New.
11467 (ix86_tune_features): New.
11468 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11469 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11470 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11471 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11472 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11473 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11474 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11475 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11476 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11477 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11478 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11479 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11480 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11481 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11482 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11483 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11484 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11485 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11486 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11487 TARGET_EXT_80387_CONSTANTS): Use it.
11488 (enum ix86_arch_indices): New.
11489 (ix86_arch_features): New.
11490 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11491 TARGET_BSWAP): Use it.
11492 (ix86_tune_mask, ix86_arch_mask): Remove.
11494 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11497 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11498 Define using $${sysroot_headers_suffix}.
11499 * configure: Regenerate.
11500 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11501 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11503 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11504 * gcc.c (print_sysroot_headers_suffix): New.
11505 (option_map): Include --print-sysroot-headers-suffix.
11506 (display_help): Mention -print-sysroot-headers-suffix.
11507 (process_command): Handle -print-sysroot-headers-suffix.
11508 (do_spec_1): Append multilib directory to include-fixed path if
11509 sysroot suffixes in use.
11510 (main): Handle -print-sysroot-headers-suffix.
11511 * Makefile.in (start.encap): Don't depend on xlimits.h
11512 (xlimits.h): Remove.
11513 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11514 limits.h for each multilib in fixinc_list.
11515 (fixinc_list, s-fixinc_list): New.
11516 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11517 generate them for each multilib in fixinc_list.
11518 (stmp-fixproto): Use include-fixed. Run fixproto for each
11519 multilib in fixinc_list.
11520 (mostlyclean): Don't remove xlimits.h.
11521 (clean): Remove include-fixed.
11522 (real-install-headers-tar, real-install-headers-cpio,
11523 real-install-headers-cp): Don't copy include, only include-fixed.
11524 (install-mkheaders): Depend on fixinc_list. Don't depend on
11525 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11526 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11527 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11529 2007-03-06 Jan Hubicka <jh@suse.cz>
11531 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11534 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11536 * configure.ac: Allow tm_file to contain build-directory files.
11537 * configure: Regenerate.
11538 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11539 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11540 * config/m68k/print-sysroot-suffix.sh: New file.
11542 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11544 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11545 of pic_offset_table_rtx if reload_completed.
11546 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11547 PIC_OFFSET_TABLE_REGNUM.
11548 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11550 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11551 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11553 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11555 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11556 functions that call eh_return.
11558 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11560 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11561 functions that need a constant pool.
11563 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11566 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11567 (m68k_preferred_reload_class): Likewise.
11568 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11569 (SECONDARY_RELOAD_CLASS): Define.
11570 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11571 (LIMIT_RELOAD_CLASS): Delete.
11572 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11573 registers from storing bytes.
11574 (m68k_secondary_reload_class): New function.
11575 (m68k_preferred_reload_class): Likewise.
11577 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11579 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11581 (m68k_expand_prologue): Likewise.
11583 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11585 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11586 (mips_expand_epilogue): Add a bool parameter.
11587 (m68k_legitimize_sibcall_address): Declare.
11588 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11589 (m68k_expand_epilogue): Add a parameter to select between sibling
11590 and normal epilogues. Only generate a return for the latter.
11591 (m68k_ok_for_sibcall_p): New function.
11592 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11593 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11594 (sibcall_value, *sibcall_value): Likewise.
11595 (*call, *call_value): Require !SIBLING_CALL_P.
11596 (epilogue): Update call to m68k_expand_epilogue.
11597 (sibcall_epilogue): New pattern.
11598 * config/m68k/predicates.md (const_call_operand): Say that this
11599 predicate applies to sibling calls too.
11600 (sibcall_operand): New predicate.
11602 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11604 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11605 alternatives as movsi_cf.
11606 (movsf_cf_hard): Add commentary.
11608 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11609 Richard Sandiford <richard@codesourcery.com>
11611 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11612 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11613 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11614 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11615 as being live on exit from an interrupt function.
11616 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11617 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11618 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11619 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11620 (m68k_interrupt_function_p): Globalize.
11621 (m68k_compute_frame_layout): Remove reverse mask code.
11622 (m68k_emit_movem, m68k_set_frame_related): New functions.
11623 (m68k_output_function_prologue): Delete in favor of...
11624 (m68k_expand_prologue): ...this new function.
11625 (m68k_output_function_epilogue): Delete in favor of...
11626 (m68k_expand_epilogue): ...this new function.
11627 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11629 (print_operand): Handle %?.
11630 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11631 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11632 (prologue, epilogue): New patterns.
11633 (return): Turn into a define_expand.
11634 (*return): New pattern, derived from old "return" pattern. Use rte
11635 rather than rts for interrupt functions. Only use rtd if the pop
11637 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11638 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11639 (link, *link, unlink, *unlink, load_got): Likewise.
11641 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11645 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11646 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11647 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11648 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11649 and m68k_matches_u_p.
11650 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11651 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11652 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11653 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11654 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11655 (REG_STRICT_P): New macro.
11656 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11657 PCREL_GENERAL_OPERAND_OK.
11658 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11659 m68k_legitimate_base_reg_p.
11660 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11661 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11662 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11663 * config/m68k/m68k.c (m68k_address): New structure.
11664 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11665 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11666 (m68k_jump_table_ref_p, m68k_decompose_address)
11667 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11668 (m68k_matches_u_p): New functions.
11669 (print_operand_address): Rewrite to use m68k_decompose_index.
11671 2007-03-05 David Taylor <dtaylor@emc.com>
11673 * gcc.c: Correct copyright date in --version output.
11675 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11677 * pa.md: In unamed move patterns, disparge copies between general
11678 and floating point registers using '?' modifier. Don't include 'f'
11679 constraint for register preferences in DImode, SImode, HImode and
11680 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11681 Remove constraints for copies between general and floating registers
11682 in soft-float DFmode pattern.
11683 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11687 2007-03-05 Mike Stump <mrs@apple.com>
11689 * c-common.c (targetcm): Add.
11690 * c-opts.c (c_common_handle_option): Handle language specific
11692 * opts.c (handle_option): Verify language for target options, if
11694 * opth-gen.awk: Add CL_LANG_ALL.
11695 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11696 (TARGETCM_INITIALIZER): Add.
11697 * target.h (struct gcc_targetcm): Add.
11699 * targhooks.c (default_handle_c_option): Add.
11700 * targhooks.h (default_handle_c_option): Add.
11701 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11703 * config/darwin.opt (iframework): Add.
11704 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11705 * config/darwin-c.c (handle_c_option): Add.
11706 (TARGET_HANDLE_C_OPTION): Add.
11708 * doc/invoke.texi (Darwin Options): Add -iframework.
11710 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11712 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11715 2007-03-05 Ian Lance Taylor <iant@google.com>
11717 * c.opt (fgnu89-inline): New option.
11718 * c-opts.c (c_common_post_options): Set default value for
11720 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11721 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11723 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11724 (grokdeclarator, start_function): Likewise.
11725 * c-cppbuiltin.c (c_cpp_builtins): Define either
11726 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11727 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11728 (C Dialect Options): Document -fgnu89-inline.
11729 * doc/extend.texi (Function Attributes): Explain what the
11730 gnu_inline attribute does.
11731 * doc/cpp.texi (Common Predefined Macros): Document
11732 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11734 2007-03-05 Ian Lance Taylor <iant@google.com>
11736 PR tree-optimization/31034
11737 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11738 half-range if the other side is an overflow infinity.
11740 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11742 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11743 (bfin*-linux-uclibc*): New configuration.
11744 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11746 * config/bfin/linux.h: New file.
11747 * config/bfin/libgcc-bfin.ver: New file.
11748 * config/bfin/t-bfin-uclinux: New file.
11749 * config/bfin/t-bfin-linux: New file.
11750 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11751 (TARGET_OS_CPP_BUILTINS): New macro.
11753 2007-03-05 Richard Guenther <rguenther@suse.de>
11755 * fold-const.c (fold_binary): Remove duplicate folding
11756 of comparison of non-null ADDR_EXPR against null.
11758 2007-03-05 Richard Guenther <rguenther@suse.de>
11759 Dorit Nuzman <dorit@il.ibm.com>
11761 PR tree-optimization/26420
11762 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11763 are no loops in the function. Only print the number of
11764 vectorized loops if it is greater than zero or we are supposed
11765 to print information about unvectorized loops.
11767 2007-03-05 Revital Eres <eres@il.ibm.com>
11769 * gcc.dg/var-expand1.c: New test.
11770 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11771 when an accumulator is expanded.
11773 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11776 * c-common.c (convert_and_check): Don't give warnings for
11777 conversion if 'expr' already overflowed.
11779 2007-03-04 Roger Sayle <roger@eyesopen.com>
11781 PR middle-end/30744
11782 * fold-const.c (fold_comparison): Enforce type consistency when
11783 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11785 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11787 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11788 containing a cast to the base of TARGET_MEM_REF.
11790 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11792 * tree.c (tree_contains_struct_check_failed): Remove spurious
11793 whitespace from error message.
11795 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11798 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11799 instead of precision.
11801 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11802 Nathan Sidwell <nathan@codesourcery.com>
11804 * emit-rtl.c (find_auto_inc): New.
11805 (try_split): recreate REG_INC notes,
11806 Use regular for loops rather than whiles.
11808 2007-03-03 Andreas Schwab <schwab@suse.de>
11810 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11811 * configure: Regenerate.
11813 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11815 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11816 flag_rounding_math, not flag_unsafe_math_optimizations.
11818 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11820 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11821 alpha_fold_vector_minmax): Likewise.
11822 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11823 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11825 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11827 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11828 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11829 if the lhs has side-effects.
11830 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11832 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11834 * config/i386/i386.h (TUNEMASK): Remove define.
11835 (ARCHMASK): Remove define.
11836 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11837 Use ix86_arch_mask variable instead of ARCHMASK.
11838 * config/i386/i386.c (override_options): Ditto.
11839 (standard_80387_constant_p): Ditto.
11841 2007-03-02 Ian Lance Taylor <iant@google.com>
11843 Used signed infinities in VRP.
11844 * tree-vrp.c (uses_overflow_infinity): New static function.
11845 (supports_overflow_infinity): New static function.
11846 (make_overflow_infinity): New static function.
11847 (negative_overflow_infinity): New static function.
11848 (positive_overflow_infinity): New static function.
11849 (is_negative_overflow_infinity): New static function.
11850 (is_positive_overflow_infinity): New static function.
11851 (is_overflow_infinity): New static function.
11852 (overflow_infinity_range_p): New static function.
11853 (compare_values_warnv): New function split out of compare_values.
11854 (compare_value): Call it.
11855 (set_value_range_to_nonnegative): Add overflow_infinity
11856 parameter. Change caller.
11857 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11859 (vrp_expr_computes_nonzero): Likewise.
11860 (compare_ranges, compare_range_with_value): Likewise.
11861 (compare_name_with_value, compare_names): Likewise.
11862 (vrp_evaluate_conditional): Likewise.
11863 (set_value_range): Handle infinity
11864 (vrp_operand_equal_p, operand_less_p): Likewise.
11865 (extract_range_from_assert): Likewise.
11866 (vrp_int_const_binop): Likewise.
11867 (extract_range_from_binary_expr): Likewise.
11868 (extract_range_from_unary_expr): Likewise.
11869 (extract_range_from_comparison): Likewise.
11870 (extract_range_from_expr): Likewise.
11871 (dump_value_range): Likewise.
11872 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11873 (test_for_singularity): Likewise.
11874 (vrp_int_const_binop): Remove inline qualifier.
11875 (adjust_range_with_scev): Add comment.
11876 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11878 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11880 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11881 (get_constraint_for): Likewise.
11882 (do_structure_copy): Likewise.
11883 (find_func_aliases): Fix references to MODIFY_EXPR.
11884 (intra_create_variable_infos): Tidy.
11885 * tree-ssa-operands.c (add_virtual_operand): Add argument
11887 When adding members of alias sets, if IS_CALL_SITE is true and
11888 the symbol is not call-clobbered, skip it.
11889 Adjust all callers.
11891 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11893 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11894 entry by means of emit_insn_at_entry.
11896 2007-03-02 Richard Henderson <rth@redhat.com>
11898 * expr.h (promoted_input_arg): Remove decl.
11899 * function.c (promoted_input_arg): Merge into ...
11900 * combine.c (setup_incoming_promotions): ... only caller.
11901 Rearrange to avoid double loop.
11903 2007-03-02 Ben Elliston <bje@au.ibm.com>
11904 Peter Bergner <bergner@vnet.ibm.com>
11905 Janis Johnson <janis187@us.ibm.com>
11907 * config/rs6000/dfp.md: New file.
11908 * config/rs6000/rs6000.md: Include dfp.md.
11909 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11910 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11911 and TDmode decimal float modes in FP registers.
11912 (num_insns_constant): Likewise.
11913 (rs6000_legitimate_offset_address_p): Likewise.
11914 (rs6000_legitimize_address): Likewise.
11915 (rs6000_legitimize_reload_address): Likewise.
11916 (rs6000_legitimate_address): Likewise.
11917 (rs6000_emit_move): Likewise.
11918 (function_arg_boundary): Likewise.
11919 (function_arg_advance): Likewise.
11920 (rs6000_darwin64_record_arg_recurse): Likewise.
11921 (function_arg): Likewise.
11922 (rs6000_gimplify_va_arg): Likewise.
11923 (rs6000_split_multireg_move): Likewise.
11924 (rs6000_output_function_epilogue): Likewise.
11925 (rs6000_output_function_epilogue): Likewise.
11926 (rs6000_register_move_cost): Likewise.
11927 (rs6000_function_value): Likewise.
11928 (rs6000_libcall_value): Likewise.
11930 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11932 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11934 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11936 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11937 Use $MULTIDIR to choose between the kernel and RTP headers,
11938 and use $WIND_BASE and $WIND_USR to locate them.
11940 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11942 * config/i386/i386.c (override_options): Put initialization of
11943 ix86_tune_mask and ix86_arch_mask to the correct place.
11945 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11946 Michael Meissner <michael.meissner@amd.com>
11949 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11950 (ARCHMASK): Define.
11951 (TARGET_CMOVE): Use ARCHMASK.
11952 (TARGET_CMPXCHG): Ditto.
11953 (TARGET_CMPXCHG8B): Ditto.
11954 (TARGET_XADD): Ditto.
11955 (TARGET_BSWAP): Ditto.
11956 * config/i386/i386.c (ix86_tune_mask): New global variable.
11957 (ix86_arch_mask): Ditto.
11958 (override_options): Initialize ix86_tune_mask and
11959 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11962 2007-03-02 Ben Elliston <bje@au.ibm.com>
11965 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11967 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11969 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11970 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11971 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11972 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11974 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11975 rs6000_init_dwarf_reg_sizes_extra): New.
11976 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11977 SPE register high parts.
11979 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11981 * Makefile.in: Add install-pdf target as
11982 copied from automake v1.10 rules.
11983 * configure.ac: Add install-pdf to target list.
11984 * configure: Regenerate.
11986 2007-03-01 Paul Brook <paul@codesourcery.com>
11988 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11989 modes to LDRD for DImode.
11990 (output_move_double): Fixup out of range ldrd/strd.
11991 (vfp_secondary_reload_class): Rename...
11992 (coproc_secondary_reload_class): ... to this. Add wb argument.
11993 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11994 coproc_secondary_reload_class for CLASS_IWMMXT.
11995 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11996 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11998 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12000 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12001 unroll factor by the estimated number of iterations.
12002 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12003 than prefetch latency.
12005 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12006 decode_caches_intel, detect_caches_intel): New functions.
12007 (host_detect_local_cpu): Use detect_caches_amd and
12008 detect_caches_intel.
12010 2007-03-01 Richard Henderson <rth@redhat.com>
12012 * expr.c (emit_move_complex_push): Export.
12013 (emit_move_complex_parts): Split out from ...
12014 (emit_move_complex): ... here.
12015 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12016 * config/i386/i386.md (movcdi): New.
12018 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12020 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12021 size of mode1 to check for tieable modes in MMX case.
12023 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12025 * Makefile.in (rtlanal.o): Depend on tree.h.
12026 * rtl.h (offset_within_section_p, split_const): Declare.
12027 * rtlanal.c: Include tree.h.
12028 (offset_within_block_p): New function, taken from
12029 mips_offset_within_object_p.
12030 (split_const): New function, taken from mips_split_const.
12031 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12033 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12034 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12035 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12036 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12037 (m68k_illegitimate_symbolic_constant_p): New function.
12038 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12039 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12040 symbolic constant that might be outside the symbol's section,
12041 move the symbol first and then add the offset.
12042 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12044 * config/mips/mips.c (mips_split_const): Delete.
12045 (mips_offset_within_object_p): Delete.
12046 (mips_symbolic_constant_p): Use offset_within_section_p and
12047 split_const instead of mips_offset_within_object_p and
12049 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12050 (mips_legitimize_const_move, print_operand_reloc)
12051 (mips_dangerous_for_la25_p): Use split_const instead of
12054 2007-02-28 Eric Christopher <echristo@apple.com>
12056 * Makefile.in (install-include-dir): Don't rm -rf include.
12058 2007-02-28 Richard Guenther <rguenther@suse.de>
12060 PR middle-end/30364
12061 * fold-const.c (fold_binary): Do not associate expressions
12062 with more than one variable for integer types that do not wrap.
12064 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12066 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12067 Delete, and replace with...
12068 (fold_builtin_call_array): This. Update callers to use it.
12069 * fold-const.c (fold_build_call_list): Delete, and replace with...
12070 (fold_build_call_array): This.
12071 (fold_build_call_list_initializer): Delete, and replace with...
12072 (fold_build_call_array_initializer): This.
12073 * tree.h: Update declarations to reflect above changes.
12075 * c-typeck.c (build_function_call): Store converted arguments
12076 in a stack-allocated array instead of building a list.
12077 (convert_arguments): Store arguments in the array passed in as an
12078 argument, and return the actual number of arguments.
12079 * c-format.c: (check_function_format): Pass arguments in an
12080 array instead of a list.
12081 * c-common.c (check_function_nonnull): Likewise.
12082 (check_function_sentinel): Likewise.
12083 (check_function_arguments): Likewise.
12084 * c-common.h: Update declarations to reflect above changes.
12086 2007-02-28 Jan Hubicka <jh@suse.cz>
12088 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12089 PRED_NEGATIVE_RETURN): Update outcomes.
12091 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12093 * calls.c (emit_library_call_value_1): Handle partial registers
12094 correctly when building up CALL_INSN_FUNCTION_USAGE.
12096 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12098 * pa/predicates.md (move_src_operand): Allow zero for mode.
12099 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12102 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12105 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12106 *movv2df_internal): Enable pattern only for valid operand
12108 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12109 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12111 2007-02-27 Mike Stump <mrs@apple.com>
12113 * config/darwin-crt3.c: Avoid compilation when compiling for a
12116 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12118 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12120 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12121 for fixed headers and limits.h.
12122 (install-include-dir, install-headers-tar, install-headers-cpio,
12123 install-headers-cp, real-install-headers-tar,
12124 real-install-headers-cpio, real-install-headers-cp): Handle
12125 include-fixed as well as include.
12126 (install-mkheaders): Don't install files that go only in include
12128 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12129 from GCC_INCLUDE_DIR.
12130 * gcc.c (process_command): Remove special -BstageN/ handling.
12131 (do_spec_1): Add include-fixed directories.
12133 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12135 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12137 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12139 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12142 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12144 * c-common.c (get_priority): Add check for
12145 SUPPORTS_INIT_PRIORITY.
12147 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12149 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12151 * config/bfin/bfin.c: Include "cfglayout.h".
12152 (MAX_LSETUP_DISTANCE): New macro.
12153 (struct loop_info): New members incoming, incoming_src and
12154 incoming_dest. Delete member predecessor.
12155 (length_for_loop): New function.
12156 (bfin_optimize_loop): Handle more different loop structures.
12157 (bfin_discover_loop): Rework detection of predecessor blocks by
12158 examining incoming edges.
12159 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12161 (bfin_reorder_loops): New function.
12162 (bfin_reorg_loops): Use these three new functions.
12164 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12165 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12166 (CONSTRAINT_LEN): Add entry for 'q'.
12167 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12168 Add 'q' constraints.
12169 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12170 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12172 * config/bfin/bfin.md (add_with_carry): New pattern.
12173 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12174 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12175 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12176 support unsigned multiplies too. Removed incorrect commutativity from
12177 operand 1 constraint where appropriate.
12178 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12180 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12181 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12183 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12184 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12185 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12186 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12187 usmulhisi_hh_huh): New patterns.
12189 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12190 lshifthi3): Fix output template to use half reg for operand 2.
12192 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12195 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12197 2007-02-27 Andreas Schwab <schwab@suse.de>
12199 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12201 2007-02-27 Jan Hubicka <jh@suse.cz>
12203 * predict.c (last_basic_block_p): Remove.
12204 (tree_estimate_probability): Update return heuristic for commonized
12207 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12209 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12211 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12213 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12214 * doc/cpp.texi: Standardize title page.
12215 * doc/cppinternals.texi: Likewise.
12216 * doc/gcc.texi: Standardize title page, remove version number
12217 from copyright page.
12218 * doc/gccint.texi: Likewise.
12219 * doc/install.texi: Standardize title page, add table of
12222 2007-02-26 Jan Hubicka <jh@suse.cz>
12224 * predict.def: Set outcomes according to more recent results.
12225 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12226 Remove dead predictors.
12227 * predict.c (return_prediction): Fix pasto.
12229 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12231 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12232 change; avoid a memory leak when returning early.
12234 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12236 * c-decl.c (static_ctors): Move to c-common.c.
12237 (static_dtors): Likewise.
12238 (finish_function): Use c_record_cdtor_fn.
12239 (build_cdtor): Move to c-common.c.
12240 (c_write_global_declarations): Use c_build_cdtor_fns.
12241 * c-common.h (static_ctors): Declare.
12242 (static_dtors): Likewise.
12243 (c_record_cdtor_fn): Likewise.
12244 (c_build_cdtor_fns): Likewise.
12245 * c-common.c (static_ctors): New variable.
12246 (static_dtors): Likewise.
12247 (c_record_cdtor_fn): New function.
12248 (build_cdtor): Move from c-decl.c
12249 (c_build_cdtor_fns): New function.
12251 * output.h (assemble_addr_to_section): Declare.
12252 (get_cdtor_priority_section): Likewise.
12253 * varasm.c (assemble_addr_to_section): New function.
12254 (get_cdtor_priority_section): Likewise.
12255 (default_named_section_asm_out_destructor): Use them.
12256 (destor_dtor_section_asm_out_destructor): Likewise.
12257 (default_named_section_asm_out_constructor): Likewise.
12258 (default_ctor_section_asm_out_constructor): Likewise.
12259 * config.gcc (*-*-vxworks*): Include vxworks.o.
12260 * config/t-vxworks (vxworks.o): New target.
12261 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12262 (TARGET_ASM_CONSTRUCTOR): Define.
12263 (TARGET_ASM_DESTRUCTOR): Likewise.
12264 (vxworks_asm_out_constructor): Declare.
12265 (vxworks_asm_out_destructor): Likewise.
12267 * c-common.c (get_priority): Check that we have not just an
12268 INTEGER_CST, but an integer constant with integeral type.
12270 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12272 PR tree-optimization/30938
12273 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12274 use &dt[nargs-1] instead of &dt[nargs] in the call to
12275 vect_is_simple_use().
12277 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12279 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12280 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12281 Do not attempt to handle MEM inside auto-inc expressions.
12282 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12283 of a register modified by an auto-inc expression. However, do handle
12284 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12285 (elimination_effects): Prohibit elimination of a register modified
12286 by an auto-inc expression. Disable register elimination rules whose
12287 target register is modified by an auto-inc expression with variable
12290 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12292 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12294 (array_at_struct_end_p): New function.
12295 (idx_infer_loop_bounds): Use it.
12296 (estimate_numbers_of_iterations_loop): Export.
12297 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12298 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12299 (tree_estimate_probability): Call record_loop_exits.
12300 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12301 (estimated_loop_iterations, estimated_loop_iterations_int,
12302 estimated_loop_iterations_tree): New functions.
12303 (analyze_siv_subscript_cst_affine,
12304 compute_overlap_steps_for_affine_1_2,
12305 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12306 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12307 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12308 (PRED_LOOP_ITERATIONS_GUESSED): New.
12309 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12310 * cfgloop.h (estimate_numbers_of_iterations_loop,
12311 estimated_loop_iterations_int): Declare.
12313 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12315 * doc/extend.texi: Document optional priority argument to
12316 constructors and destructors.
12317 * tree.c (init_priority_for_decl): Adjust GTY markers.
12318 (init_ttree): Use priority-info hash functions for
12319 init_priority_for_decl.
12320 (tree_map_eq): Rename to ...
12321 (tree_map_base_eq): ... this.
12322 (tree_map_marked_p): Rename to ...
12323 (tree_map_base_marked_p): ... this.
12324 (tree_map_base_hash): New function.
12325 (decl_init_priority_lookup): Rework.
12326 (decl_fini_priority_lookup): New function.
12327 (decl_priority_info): New function.
12328 (decl_init_priority_insert): Use it.
12329 (decl_fini_priority_insert): Likewise.
12330 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12332 (decl_restrict_base_insert): Likewise.
12333 (decl_debug_expr_insert): Likewise.
12334 (decl_value_expr_lookup): Likewise.
12335 (decl_value_expr_insert): Likewise.
12336 * tree.h (priority_type): New type.
12337 (decl_init_priority_lookup): Use priority_type.
12338 (decl_fini_priority_lookup): New function.
12339 (decl_init_priority_insert): Use priority_type.
12340 (decl_fini_priority_insert): New function.
12341 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12342 (DECL_INIT_PRIORITY): Likewise.
12343 (SET_DECL_INIT_PRIORITY): Add comment.
12344 (DECL_FINI_PRIORITY): New macro.
12345 (SET_DECL_FINI_PRIORITY): Likewise.
12346 (DEFAULT_INIT_PRIORITY): Document.
12347 (MAX_INIT_PRIORITY): Likewise.
12348 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12349 (tree_map_base): New type.
12350 (tree_map_base_eq): New function.
12351 (tree_map_base_hash): Likewise.
12352 (tree_map_base_marked_p): Likewise.
12353 (tree_map): Inherit from tree_map_base.
12354 (tree_map_eq): Make it a macro.
12355 (tree_map_marked_p): Likewise.
12356 (tree_int_map): Inherit from tree_map_base.
12357 (tree_int_map_eq): Make it a macro.
12358 (tree_int_map_hash): Likewise.
12359 (tree_int_map_marked_p): Likewise.
12360 (tree_priority_map): New type.
12361 (tree_priority_map_eq): New macro.
12362 (tree_priority_map_hash): Likewise.
12363 (tree_priority_map_marked_p): Likewise.
12364 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12366 (emutls_common_1): Likewise.
12367 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12368 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12369 of tree_map hierarchy.
12370 * tree-cfg.c (move_stmt_r): Likewise.
12371 (new_label_mapper): Likewise.
12372 * c-tree.h (c_expand_body): Move to ...
12373 * c-common.h (c_expand_body): ... here.
12374 * c-decl.c (c_expand_body): Move to ...
12375 * c-common.c (c_expand_body): ... here.
12376 (c_common_attribute_table): Allow 1 argument for the constructor
12377 and destructor attributes.
12378 (get_priority): New function.
12379 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12380 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12382 2007-02-24 Jan Hubicka <jh@suse.cz>
12384 PR middle-end/30509
12385 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12386 copying for inlining.
12388 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12389 Jan Hubicka <jh@suse.cz>
12392 * i386.c (counter_mode): New function.
12393 (expand_set_or_movmem_via_loop): Use it.
12394 (expand_movmem_epilogue): Likewise; fix pasto.
12395 (ix86_expand_movmem): Do emit guard even for constant counts.
12396 (ix86_expand_setmem): Likewise.
12398 2007-02-25 Nick Clifton <nickc@redhat.com>
12400 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12401 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12403 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12406 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12407 count argument with 0x10, not with 0x16.
12408 (expand_setmem_epilogue): Ditto.
12410 2007-02-24 Mike Stump <mrs@apple.com>
12412 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12415 2007-02-24 Richard Guenther <rguenther@suse.de>
12417 PR middle-end/30951
12418 * fold-const.c (fold_binary): Fold x +- CST op x for
12419 EQ_EXPR and NE_EXPR.
12421 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12423 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12425 2007-02-24 Jan Hubicka <jh@suse.cz>
12427 * cgraphunit.c (decide_is_function_needed): Honor
12428 -fkeep-inline-functions.
12430 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12432 * builtins.c (fold_builtin_modf): New.
12433 (fold_builtin_2): Use it.
12435 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12437 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12438 (determine_max_iter): Take additional LOOP arg; all callers changed.
12439 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12440 one using simplifications.
12441 (simplify_using_initial_values): Return if the expression becomes
12442 invalid due to altered regs.
12444 2007-02-23 DJ Delorie <dj@redhat.com>
12446 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12448 2007-02-23 Mike Stump <mrs@apple.com>
12450 * tlink.c (scan_linker_output): Parse linker messages from
12451 darwin9's linker better.
12453 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12456 * varpool.c (varpool_assemble_pending_decls): Set
12457 varpool_last_needed_node to null.
12459 2007-02-23 DJ Delorie <dj@redhat.com>
12461 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12462 alignment bigger than the object file can handle.
12464 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12467 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12468 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12469 (*movsf_1): Penalize MMX moves.
12471 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12473 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12474 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12476 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12478 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12480 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12481 (fold_builtin_1): Use them.
12482 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12483 BUILT_IN_SIGNIFICAND.
12485 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12487 * config/i386/i386.c (bdesc_1arg): Initialize
12488 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12489 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12490 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12491 and IX86_BUILTIN_MOVSLDUP.
12493 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12495 PR rtl-optimization/30841
12496 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12498 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12500 * builtins.c (fold_builtin_frexp): New.
12501 (fold_builtin_2): Use it.
12503 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12505 * doc/invoke.texi (Spec Files): Document getenv spec function.
12507 * gcc.c (getenv_spec_function): New function.
12508 (static_spec_functions): Add it.
12509 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12510 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12513 2007-02-22 Michael Matz <matz@suse.de
12516 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12517 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12519 2007-02-22 Ian Lance Taylor <iant@google.com>
12522 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12523 (mem_loc_descriptor): Call it.
12525 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12526 Ira Rosen <irar@il.ibm.com>
12528 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12530 2007-02-22 Ira Rosen <irar@il.ibm.com>
12532 PR tree-optimization/30843
12533 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12534 stores only after all the group is vectorized.
12536 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12538 PR tree-optimization/30858
12539 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12540 in the reduction cycle have a single use in the loop.
12541 * tree-vectorizer.h (relevant): Add documentation.
12543 2007-02-20 Mike Stump <mrs@apple.com>
12545 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12546 * configure: Regenerate.
12548 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12550 Change the defaults of some parameters and options.
12551 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12552 * config/spu/spu.c (spu_optimization_options): Add.
12553 (spu_override_options): Change params in spu_optimization_options.
12554 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12556 Register 127 is only 16 byte aligned when used as a frame pointer.
12557 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12558 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12559 HARD_FRAME_POINTER_REGNUM.
12560 (spu_legitimate_address): Use regno_aligned_for_reload.
12561 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12562 aligned when frame_pointer_needed is true.
12563 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12565 * config/spu/spu.h (INIT_EXPANDERS): Define.
12567 Make sure shift and rotate instructions have valid immediate operands.
12568 * config/spu/predicates.md (spu_shift_operand): Remove.
12569 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12570 * config/spu/constraints.md (W, O): Extend range.
12571 * config/spu/spu.md (umask, nmask): Define.
12572 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12573 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12574 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12575 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12576 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12577 (lshr<mode>3_reg): Fix rtl description.
12579 Make sure mulhisi immediate operands are valid.
12580 * config/spu/predicates.md (imm_K_operand): Add.
12581 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12583 Generate constants using fsmbi and andi.
12584 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12585 (print_operand, spu_split_immediate, classify_immediate,
12586 fsmbi_const_p): Handle IC_FSMBI2.
12588 Correctly handle a CONST_VECTOR containing symbols.
12589 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12590 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12591 (immediate_load_p): Allow symbols that use 2 instructions to create.
12592 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12593 with symbols when flag_pic is set.
12594 (const_vector_immediate_p): New.
12595 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12596 accept a CONST_VECTOR with symbols.
12597 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12598 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12600 * config/spu/spu.md (high, low): Delete.
12601 (low_<mode>): Define.
12603 Remove INTRmode and INTR_REGNUM, which didn't work.
12604 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12606 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12607 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12608 peephole2 pattern): Don't use INTR or 131.
12609 (movintrcc): Delete.
12610 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12611 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12612 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12613 (UNSPEC_SET_INTR): Add.
12614 * config/spu/spu-modes.def (INTR): Remove.
12616 More accurate warnings about run-time relocations.
12617 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12619 Correctly warn about immediate arguments to specific intrinsics.
12620 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12621 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12622 the instruction predicate.
12624 Fix tree check errors with latest update.
12625 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12627 (spu_expand_builtin): Use CALL_EXPR_FN.
12629 Add missing specific intrinsics.
12630 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12632 * config/spu/spu_internals.h: Ditto.
12634 Fix incorrect operand modifiers.
12635 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12636 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12638 Optimize one case of zero_extend of a vec_select.
12639 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12641 Accept any immediate for hbr.
12642 * config/spu/spu.md (hbr): Change s constraints to i.
12644 2007-02-21 Paul Brook <paul@codesourcery.com>
12646 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12647 condexec_count when skipping USE and CLOBBER.
12649 2007-02-21 Nick Clifton <nickc@redhat.com>
12651 * common.opt (Warray-bounds): Add Warning attribute.
12652 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12654 (fsized-zeroes): Add Optimization attribute.
12655 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12656 * c.opt (Wc++0x-compat): Add Warning attribute.
12658 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12660 PR middle-end/30761
12661 * reload1.c (eliminate_regs_in_insn): In the single_set special
12662 case, attempt to re-recognize the insn before falling back to
12663 having reload fix it up.
12665 2007-02-20 Eric Christopher <echristo@gmail.com>
12667 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12668 Rewrite accordingly.
12669 (frv_read_iacc_argument): Ditto.
12670 (frv_expand_set_builtin): Take a call instead of arglist, update for
12672 (frv_expand_unop_builtin): Ditto.
12673 (frv_expand_binop_builtin): Ditto.
12674 (frv_expand_cut_builtin): Ditto.
12675 (frv_expand_binopimm_builtin): Ditto.
12676 (frv_expand_voidbinop_builtin): Ditto.
12677 (frv_expand_int_void2arg): Ditto.
12678 (frv_expand_prefetches): Ditto.
12679 (frv_expand_voidtriop_builtin): Ditto.
12680 (frv_expand_voidaccop_builtin): Ditto.
12681 (frv_expand_load_builtin): Ditto.
12682 (frv_expand_store_builtin): Ditto.
12683 (frv_expand_mdpackh_builtin): Ditto.
12684 (frv_expand_mclracc_builtin): Ditto.
12685 (frv_expand_mrdacc_builtin): Ditto.
12686 (frv_expand_mwtacc_builtin): Ditto.
12687 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12690 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12692 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12693 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12695 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12696 point instructions.
12697 * configure: Regenerate.
12698 * config.in: Regenerate.
12699 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12700 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12701 masks to power6 and power6x and to POWERPC_MASKS.
12702 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12704 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12705 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12706 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12707 Access PROTOTYPE as variable, not mask.
12709 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12711 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12712 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12713 * combine.c (adjust_for_new_dest): Use it.
12714 * postreload.c (reload_combine): Likewise.
12716 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12718 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12719 notes on an insn with multiple sets, even if single_set returns
12720 non-NULL for that insn.
12722 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12724 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12725 scalbn and scalbln.
12727 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12729 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12730 if user didn't pass it.
12731 * config/i386/darwin.h (CC1_SPEC): Likewise.
12732 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12733 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12734 -mmacosx-version-min.
12736 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12737 Uros Bizjak <ubizjak@gmail.com>
12739 * optabs.h (enum optab_index): Add new OTI_scalb.
12740 (scalb_optab): Define corresponding macro.
12741 * optabs.c (init_optabs): Initialize scalb_optab.
12742 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12744 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12745 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12746 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12747 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12748 flag_unsafe_math_optimizations is set.
12750 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12751 to implement scalbf, scalb and scalbl built-ins as inline x87
12754 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12755 DJ Delorie <dj@redhat.com>
12758 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12759 (diagnostic_report_diagnostic): ... here, and turn them into real
12760 errors. If warnings are inhibited, no need to do anything.
12762 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12764 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12765 better code generation.
12767 2007-02-20 Ben Elliston <bje@au.ibm.com>
12769 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12771 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12773 * config/alpha/alpha.c, config/alpha/alpha.md,
12774 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12775 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12776 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12777 config/arm/lib1funcs.asm: Follow spelling conventions.
12779 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12780 config/fr30/fr30.md, config/i386/i386.h,
12781 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12782 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12783 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12784 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12785 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12786 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12787 config/sparc/sparc.c, config/sparc/sparc.h,
12788 config/sparc/sparc.md, config/spu/constraints.md,
12789 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12792 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12795 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12798 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12800 * doc/invoke.texi (-ftree-lrs): Remove.
12802 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12804 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12807 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12809 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12810 new CALL_EXPR_FN macro for retrieving the function
12811 declaration of the input expression.
12813 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12815 * c.opt (Waddress): New.
12816 * common.opt (Walways-true): Delete.
12817 (Wstring-literal-comparison): Delete.
12818 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12819 -Wstring-literal-comparison. Add -Waddress.
12821 (Walways-true): Delete.
12822 (Wstring-literal-comparison): Delete.
12823 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12824 consistently instead of -Walways-true in example.
12825 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12826 * c-typeck.c (parser_build_binary_op): Replace
12827 -Wstring-literal-comparison and -Walways-true with -Waddress.
12828 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12831 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12833 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12834 without DECL_STRUCT_FUNCTION initialized.
12836 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12838 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12839 due to calls to functions taking pointers as parameters.
12841 2007-02-19 Richard Henderson <rth@redhat.com>
12844 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12847 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12849 * config/s390/s390.c (s390_call_saved_register_used,
12850 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12851 accessed to the new scheme.
12853 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12855 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12856 (cris_print_index, cris_print_operand, cris_print_operand_address)
12857 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12858 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12859 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12860 GET_CODE () == xxx.
12861 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12862 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12863 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12864 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12865 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12866 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12867 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12868 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12869 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12870 (uminsi3, call, call_value): Ditto.
12871 (define_split: indir_to_reg_split, unnamed): Ditto.
12873 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12875 PR tree-optimization/30975
12876 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12879 2007-02-18 Eric Christopher <echristo@gmail.com>
12881 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12882 Remove use of arglist.
12883 (mips_expand_builtin): Remove use of arglist, pass in expr.
12884 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12885 (mips_expand_builtin_movtf): Ditto.
12886 (mips_expand_builtin_compare): Ditto.
12888 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12890 * tree-sra.c (sra_build_assignment): Replace assertion
12891 checking with a comment explaining why it can't be done.
12893 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12895 PR middle-end/30833
12896 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12897 during CALL_EXPR representation conversion.
12898 * tree-ssa-propagate.c (set_rhs): Likewise.
12900 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12902 * tree-sra.c (sra_build_assignment): Disable assertion checking
12905 2007-02-18 Roger Sayle <roger@eyesopen.com>
12907 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12908 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12909 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12911 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12912 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12913 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12914 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12915 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12916 force_gimple_operand): Likewise.
12917 * ipa-cp.c (constant_val_insert): Likewise.
12918 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12919 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12920 perfect_nestify): Likewise.
12921 * langhooks.c (lhd_omp_assignment): Likewise.
12922 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12923 lower_copyprivate_clauses, lower_send_clauses,
12924 lower_send_shared_vars, expand_parallel_call,
12925 expand_omp_for_generic, expand_omp_for_static_nochunk,
12926 expand_omp_for_static_chunk, expand_omp_sections,
12927 lower_omp_single_copy, lower_omp_for_lastprivate,
12928 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12929 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12930 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12933 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12935 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12936 config/sh/sh.md: Follow spelling conventions.
12938 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12939 config/frv/predicates.md: Follow spelling conventions.
12941 * config/m68k/linux-unwind.h: Fix a comment typo.
12942 * target.h: Follow spelling conventions.
12944 2007-02-18 Roger Sayle <roger@eyesopen.com>
12946 PR rtl-optimization/28173
12947 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12948 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12949 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12950 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12951 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12953 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12955 * builtins.c (fold_builtin_load_exponent): New.
12956 (fold_builtin_2): Use it.
12958 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12960 PR rtl-optimization/30773
12961 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12962 if we fail to attach a REG_EQUIV note.
12964 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12965 Roger Sayle <roger@eyesopen.com>
12967 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12969 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12971 * calls.c (initialize_argument_information): Pass original EXP
12972 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12973 code to split complex arguments here, as part of initializing the
12975 (expand_call): Remove code that builds a list of arguments and
12976 inserts implicit arguments into it. Instead, just count how many
12977 implicit arguments there will be so we can determine the size of
12978 the ARGS array, and let initialize_argument_information do the work.
12979 (split_complex_values): Delete unused function.
12981 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12983 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12985 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12987 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12988 for arg pointer based indexed addressing.
12990 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12992 * config/ia64/ia64.h, config/ia64/ia64.md,
12993 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12994 spelling conventions.
12996 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12998 * config/m68k/m68k.c (split_di): New.
12999 * config/m68k/m68k-protos.h: Declare split_di.
13000 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13001 Improve predicate handling and split constant shifts.
13003 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13005 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13006 parameter for register bitfield operations, general predicates
13009 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13011 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13012 * config/m68k/linux-unwind.h: New file.
13014 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13016 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13017 config/i386/athlon.md, config/ia64/ia64.md,
13018 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13019 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13020 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13021 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13022 tree-vect-transform.c: Fix comment typos.
13024 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13026 * sched-deps.c (find_insn_list): Remove.
13027 * sched-int.h: Remove the prototype for find_insn_list.
13029 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13031 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13033 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13034 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13035 darwin_rs6000_override_options.
13036 (C_COMMON_OVERRIDE_OPTIONS): Expect
13037 darwin_macosx_version_min to be non-NULL always.
13038 (TARGET_C99_FUNCTIONS): Likewise.
13039 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13040 (DARWIN_MINVERSION_SPEC): New.
13041 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13042 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13044 (DARWIN_MINVERSION_SPEC): New.
13045 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13047 * config/darwin-c.c (darwin_cpp_builtins): Expect
13048 darwin_macosx_version_min to be non-NULL always.
13050 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13052 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13054 * config/i386/i386.h (x86_use_xchgb): New.
13055 (TARGET_USE_XCHGB): New macro.
13056 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13057 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13058 Split after reload into bswaphi for shifts of 8.
13059 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13060 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13061 or when optimizing for size.
13063 2007-02-16 Richard Guenther <rguenther@suse.de>
13064 Christian Bruel <christian.bruel@st.com>
13066 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13067 DECLs but prefer SSA_NAMEs over DECLs.
13069 2007-02-16 Richard Guenther <rguenther@suse.de>
13071 * tree-flow-inline.h (single_imm_use_p): Remove.
13072 (zero_imm_uses_p): Likewise.
13073 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13074 instead of single_imm_use_p.
13075 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13078 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13081 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13082 nested double- and backquotes.
13084 2007-02-15 Roger Sayle <roger@eyesopen.com>
13086 PR middle-end/30391
13087 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13088 should be unreachable.
13089 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13090 For the time being redirect GIMPLE_MODIFY_STMT to the new
13091 (renamed) build_gimple_modify_stmt_stat.
13092 (build2_gimple_stat): Rename to...
13093 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13094 Always build a GIMPLE_MODIFY_STMT node.
13095 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13096 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13099 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13100 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13101 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13102 expand_complex_div_wide): Likewise.
13103 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13104 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13105 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13106 * tree-ssa-loop-manip.c (create_iv): Likewise.
13107 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13108 abs_replacement): Likewise.
13109 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13110 realify_fake_stores): Likewise.
13112 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13113 node rather than a GIMPLE_MODIFY_STMT node.
13114 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13115 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13117 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13118 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13119 GIMPLE_MODIFY_STMT.
13121 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13123 PR middle-end/30433
13124 * fold-const.c (fold_comparison): Add back the
13125 folding of constant complex comparisions.
13127 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13129 PR middle-end/30729
13130 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13131 effects unknown to this function, return early.
13133 2007-02-15 Ian Lance Taylor <iant@google.com>
13135 * lower-subreg.c (move_eh_region_note): New static function.
13136 (resolve_simple_move): Call it.
13137 (decompose_multiword_subregs): Track blocks for which we resolve a
13138 simple move which is also a control flow insn. Pass them to
13139 find_many_sub_basic_blocks.
13140 (pass_lower_subreg): Add TODO_verify_flow.
13141 (pass_lower_subreg2): Likewise.
13143 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13144 Brooks Moses <brooks.moses@codesourcery.com>
13145 Lee Millward <lee.millward@codesourcery.com>
13147 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13148 (VL_EXP_CLASS_P): New.
13149 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13151 (TREE_OPERAND_CHECK_CODE): Likewise.
13152 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13153 (TREE_RTL_OPERAND_CHECK): Likewise.
13154 (tree_operand_check_failed): Make second parameter the whole tree
13155 instead of its code. Fixed callers.
13156 (VL_EXP_CHECK): New.
13157 (TREE_OPERAND_LENGTH): New.
13158 (VL_EXP_OPERAND_LENGTH): New.
13159 (CALL_EXPR_FN): New.
13160 (CALL_EXPR_STATIC_CHAIN): New.
13161 (CALL_EXPR_ARGS): New.
13162 (CALL_EXPR_ARG): New.
13163 (call_expr_nargs): New.
13164 (CALL_EXPR_ARGP): New.
13165 (build_nt_call_list): Declare.
13166 (build_vl_exp_stat): Declare.
13167 (build_vl_exp): New.
13168 (build_call_list): Declare.
13169 (build_call_nary): Declare.
13170 (build_call_valist): Declare.
13171 (build_call_array): Declare.
13172 (call_expr_arg): Declare.
13173 (call_expr_argp): Declare.
13174 (call_expr_arglist): Declare.
13175 (fold_build_call_list): Declare.
13176 (fold_build_call_list_initializer): Declare.
13177 (fold_call_expr): Declare to replace fold_builtin.
13178 (fold_builtin_fputs): Update to agree with modified definition.
13179 (fold_builtin_strcpy): Likewise.
13180 (fold_builtin_strncpy): Likewise.
13181 (fold_builtin_memory_chk): Likewise.
13182 (fold_builtin_stxcpy_chk): Likewise.
13183 (fold_builtin_strncpy_chk): Likewise.
13184 (fold_builtin_next_arg): Likewise.
13185 (fold_build_call_expr): Declare.
13186 (fold_builtin_call_list): Declare.
13187 (fold_builtin_call_valist): Declare.
13188 (build_call_expr): Declare.
13189 (validate_arglist): Update to agree with modified definition.
13190 (tree_operand_length): New.
13191 (call_expr_arg_iterator): New.
13192 (init_call_expr_arg_iterator): New.
13193 (next_call_expr_arg): New.
13194 (first_call_expr_arg): New.
13195 (more_call_expr_args_p): New.
13196 (FOR_EACH_CALL_EXPR_ARG): New.
13198 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13199 and tcc_gimple_stmt.
13200 (tree_code_size): Update documentation. Use sizeof (tree) rather
13201 than sizeof (char *).
13202 (tree_size): Likewise. Add case for tcc_vl_exp.
13203 (tree_node_structure): Add case for tcc_vl_exp.
13204 (contains_placeholder_p): Likewise.
13205 (substitute_in_expr): Likewise.
13206 (substitute_placeholder_in_expr): Likewise.
13207 (stabilize_reference_1): Likewise.
13208 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13209 to diagnose breakage of this interface for constructing CALL_EXPRs.
13210 (build_nt): Add similar assertion here.
13211 (build_nt_call_list): New.
13212 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13213 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13215 (get_callee_fndecl): Use new CALL_EXPR accessors.
13216 (tree_operand_check_failed): Change parameters to pass entire node
13217 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13218 (process_call_operands): New.
13219 (build_vl_exp_stat): New.
13220 (build_call_list): New.
13221 (build_call_nary): New.
13222 (build_call_valist): New.
13223 (build_call_array): New.
13224 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13225 (call_expr_arglist): New.
13227 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13228 tcc_vl_exp instead of a fixed-size tcc_expression.
13230 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13231 accessors for CALL_EXPRs.
13232 (AGGR_INIT_EXPR): Likewise.
13234 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13235 Brooks Moses <brooks.moses@codesourcery.com>
13236 Lee Millward <lee.millward@codesourcery.com>
13238 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13239 (expand_builtin_nonlocal_goto): Change parameter to be entire
13240 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13241 (expand_builtin_prefetch): Likewise.
13242 (expand_builtin_classify_type): Likewise.
13243 (mathfn_built_in): Return NULL_TREE instead of 0.
13244 (expand_errno_check): Use new CALL_EXPR accessors.
13245 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13246 Return NULL_RTX instead of 0.
13247 (expand_builtin_mathfn_2): Likewise.
13248 (expand_builtin_mathfn_3): Likewise.
13249 (expand_builtin_interclass_mathfn): Likewise.
13250 (expand_builtin_sincos): Likewise.
13251 (expand_builtin_cexpi): Likewise.
13252 (expand_builtin_int_roundingfn): Likewise.
13253 (expand_builtin_int_roundingfn_2): Likewise.
13254 (expand_builtin_pow): Likewise.
13255 (expand_builtin_powi): Likewise.
13256 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13257 of arglist, fixing callers appropriately. Use new CALL_EXPR
13258 accessors and constructors. Return NULL_RTX instead of 0.
13259 (expand_builtin_strstr): Likewise.
13260 (expand_builtin_strchr): Likewise.
13261 (expand_builtin_strrchr): Likewise.
13262 (expand_builtin_strpbrk): Likewise.
13263 (expand_builtin_memcpy): Likewise.
13264 (expand_builtin_mempcpy): Likewise.
13265 (expand_builtin_mempcpy_args): New.
13266 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13267 (expand_builtin_memmove_args): New.
13268 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13269 (expand_movstr): Likewise.
13270 (expand_builtin_strcpy): Likewise.
13271 (expand_builtin_strcpy_args): New.
13272 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13273 (expand_builtin_strncpy): Likewise.
13274 (expand_builtin_memset): Likewise.
13275 (expand_builtin_memset_args): New.
13276 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13277 (expand_builtin_memcmp): Likewise.
13278 (expand_builtin_strcmp): Likewise.
13279 (expand_builtin_strncmp): Likewise.
13280 (expand_builtin_strcat): Likewise.
13281 (expand_builtin_strncat): Likewise.
13282 (expand_builtin_strspn): Likewise.
13283 (expand_builtin_strcspn): Likewise.
13284 (expand_builtin_args_info): Likewise.
13285 (expand_builtin_va_start): Likewise.
13286 (gimplify_va_arg_expr): Likewise.
13287 (expand_builtin_va_end): Likewise.
13288 (expand_builtin_va_copy): Likewise.
13289 (expand_builtin_frame_address): Likewise.
13290 (expand_builtin_alloca): Likewise.
13291 (expand_builtin_bswap): Likewise.
13292 (expand_builtin_unop): Likewise.
13293 (expand_builtin_fputs): Likewise.
13294 (expand_builtin_expect): Likewise.
13295 (expand_builtin_fabs): Likewise.
13296 (expand_builtin_copysign): Likewise.
13297 (expand_builtin_printf): Likewise.
13298 (expand_builtin_fprintf): Likewise.
13299 (expand_builtin_sprintf): Likewise.
13300 (expand_builtin_init_trampoline): Likewise.
13301 (expand_builtin_signbit): Likewise.
13302 (expand_builtin_fork_or_exec): Likewise.
13303 (expand_builtin_sync_operation): Likewise.
13304 (expand_builtin_compare_and_swap): Likewise.
13305 (expand_builtin_lock_test_and_set): Likewise.
13306 (expand_builtin_lock_release): Likewise.
13307 (expand_builtin): Likewise.
13308 (builtin_mathfn_code): Likewise.
13310 (fold_builtin_constant_p): Pass call arguments individually instead
13311 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13312 accessors and constructors. Return NULL_TREE instead of 0.
13313 (fold_builtin_expect): Likewise.
13314 (fold_builtin_classify_type): Likewise.
13315 (fold_builtin_strlen): Likewise.
13316 (fold_builtin_nan): Likewise.
13317 (integer_valued_real_p): Likewise.
13318 (fold_trunc_transparent_mathfn): Likewise.
13319 (fold_fixed_mathfn): Likewise.
13320 (fold_builtin_cabs): Likewise.
13321 (fold_builtin_sqrt): Likewise.
13322 (fold_builtin_cbrt): Likewise.
13323 (fold_builtin_cos): Likewise.
13324 (fold_builtin_cosh): Likewise.
13325 (fold_builtin_tan): Likewise.
13326 (fold_builtin_sincos): Likewise.
13327 (fold_builtin_cexp): Likewise.
13328 (fold_builtin_trunc): Likewise.
13329 (fold_builtin_floor): Likewise.
13330 (fold_builtin_ceil): Likewise.
13331 (fold_builtin_round): Likewise.
13332 (fold_builtin_int_roundingfn): Likewise.
13333 (fold_builtin_bitop): Likewise.
13334 (fold_builtin_bswap): Likewise.
13335 (fold_builtin_logarithm): Likewise.
13336 (fold_builtin_hypot): Likewise.
13337 (fold_builtin_pow): Likewise.
13338 (fold_builtin_powi): Likewise.
13339 (fold_builtin_exponent): Likewise.
13340 (fold_builtin_memset): Likewise.
13341 (fold_builtin_bzero): Likewise.
13342 (fold_builtin_memory_op): Likewise.
13343 (fold_builtin_bcopy): Deleted; call site changed to invoke
13344 fold_builtin_memory_op directly.
13345 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13346 (fold_builtin_strncpy): Likewise.
13347 (fold_builtin_memcmp): Likewise.
13348 (fold_builtin_strcmp): Likewise.
13349 (fold_builtin_strncmp): Likewise.
13350 (fold_builtin_signbit): Likewise.
13351 (fold_builtin_copysign): Likewise.
13352 (fold_builtin_isascii): Likewise.
13353 (fold_builtin_toascii): Likewise.
13354 (fold_builtin_isdigit): Likewise.
13355 (fold_builtin_fabs): Likewise.
13356 (fold_builtin_abs): Likewise.
13357 (fold_builtin_fmin_fmax): Likewise.
13358 (fold_builtin_carg): Likewise.
13359 (fold_builtin_classify): Likewise.
13360 (fold_builtin_unordered_cmp): Likewise.
13362 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13363 New functions split out from fold_builtin_1.
13364 (fold_builtin_n): New.
13365 (fold_builtin_varargs): New.
13366 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13368 (fold_call_expr): New.
13369 (build_function_call_expr): Rewrite to use new helper function.
13370 (fold_builtin_call_list): New.
13371 (build_call_expr): New.
13372 (fold_builtin_call_valist): New.
13373 (rewrite_call_expr): New.
13374 (validate_arg): New.
13375 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13376 of an arglist. Change return type to bool. Use new CALL_EXPR
13379 (fold_builtin_strstr): Pass call arguments individually instead
13380 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13381 accessors and constructors. Return NULL_TREE instead of 0.
13382 (fold_builtin_strchr): Likewise.
13383 (fold_builtin_strrchr): Likewise.
13384 (fold_builtin_strpbrk): Likewise.
13385 (fold_builtin_strcat): Likewise.
13386 (fold_builtin_strncat): Likewise.
13387 (fold_builtin_strspn): Likewise.
13388 (fold_builtin_strcspn): Likewise.
13389 (fold_builtin_fputs): Likewise.
13390 (fold_builtin_next_arg): Likewise.
13391 (fold_builtin_sprintf): Likewise.
13393 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13394 NULL_RTX instead of 0.
13395 (expand_builtin_memory_chk): Likewise.
13396 (maybe_emit_chk_warning): Likewise.
13397 (maybe_emit_sprintf_chk_warning): Likewise.
13399 (fold_builtin_object_size): Pass call arguments individually instead
13400 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13401 accessors and constructors. Return NULL_TREE instead of 0.
13402 (fold_builtin_memory_chk): Likewise.
13403 (fold_builtin_stxcpy_chk): Likewise.
13404 (fold_builtin_strncpy_chk): Likewise.
13405 (fold_builtin_strcat_chk): Likewise.
13406 (fold_builtin_strcat_chk): Likewise.
13407 (fold_builtin_strncat_chk): Likewise.
13408 (fold_builtin_sprintf_chk): Likewise.
13409 (fold_builtin_snprintf_chk): Likewise.
13410 (fold_builtin_printf): Likewise.
13411 (fold_builtin_vprintf): Likewise.
13413 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13415 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13416 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13417 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13418 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13419 (fold_unary): Likewise.
13420 (fold_binary): Likewise.
13421 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13422 ternary expressions.
13423 (fold): Add logic for tcc_vl_exp.
13424 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13425 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13426 (fold_build3_stat): Add assertion to flag broken interface for
13427 constructing CALL_EXPRs.
13428 (fold_build_call_list): New.
13429 (fold_build_call_list_initializer): New.
13430 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13432 (fold_strip_sign_ops): Likewise.
13434 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13435 Brooks Moses <brooks.moses@codesourcery.com>
13436 Lee Millward <lee.millward@codesourcery.com>
13438 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13439 accessors and dump arguments explicitly.
13441 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13443 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13445 (print_call_name): Use new CALL_EXPR accessors.
13447 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13448 CALL_EXPR arguments explicitly instead of as a list. Use
13449 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13451 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13452 (vrp_visit_stmt): Likewise.
13454 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13455 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13457 (force_move_till_expr): Likewise.
13459 * targhooks.c (default_external_stack_protect_fail): Use
13460 build_call_expr instead of build_function_call_expr.
13461 (default_hidden_stack_protect_fail): Likewise.
13463 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13466 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13467 and walk arguments explicitly.
13469 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13470 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13471 (expand_simple_operations): Likewise.
13472 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13474 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13475 of TREE_CODE_LENGTH.
13476 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13478 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13479 instead of TREE_CODE_LENGTH.
13481 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13482 (tree_ic_transform): Likewise.
13483 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13484 parameter instead of arglist. Fix callers.
13485 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13486 (tree_stringops_transform): Likewise.
13487 (tree_indirect_call_to_profile): Likewise.
13488 (tree_stringops_values_to_profile): Likewise.
13490 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13491 (eliminate_tail_call): Likewise.
13493 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13495 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13496 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13498 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13500 * omp-low.c (build_omp_barrier): Use build_call_expr.
13501 (lower_rec_input_clauses): Likewise.
13502 (lower_reduction_clauses): Likewise.
13503 (expand_parallel_call): Likewise.
13504 (maybe_catch_exception): Likewise.
13505 (expand_omp_for_generic): Likewise.
13506 (expand_omp_for_static_nochunk): Likewise.
13507 (expand_omp_sections): Likewise.
13508 (lower_omp_single_simple): Likewise.
13509 (lower_omp_single_copy): Likewise.
13510 (lower_omp_master): Likewise.
13511 (lower_omp_ordered): Likewise.
13512 (lower_omp_critical): Likewise.
13514 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13515 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13517 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13518 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13519 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13521 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13522 and generalize to handle any number of operands.
13523 (chrec_contains_undetermined): Likewise.
13524 (tree_contains_chrecs): Likewise.
13525 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13527 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13529 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13530 fold_call_expr instead of fold_builtin.
13531 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13532 match declarations there.
13533 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13536 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13537 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13539 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13540 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13542 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13545 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13546 (execute_cse_sincos): Use new CALL_EXPR accessors.
13548 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13550 * gimple-low.c (lower_function_body): Use build_call_expr.
13551 (lower_builtin_setjmp): Likewise.
13553 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13554 (set_storage_via_libcall): Likewise.
13555 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13556 instead of TREE_CODE_LENGTH.
13557 (expand_expr_real_1): Use new CALL_EXPR accessors.
13559 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13560 generalize to handle any number of operands.
13561 (TB_parent_eq): Likewise.
13563 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13564 (strip_builtin_expect): Likewise.
13566 * function.c (gimplify_parameters): Use build_call_expr.
13568 * tree-vectorizer.c (vect_is_simple_reduction): Use
13569 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13571 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13572 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13574 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13577 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13578 (gimplify_decl_expr): Likewise.
13579 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13580 Use new CALL_EXPR iterators.
13581 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13582 (gimplify_modify_expr_to_memset): Likewise.
13583 (gimplify_variable_sized_compare): Likewise.
13584 (gimplify_omp_atomic_fetch_op): Likewise.
13585 (gimplify_omp_atomic_pipeline): Likewise.
13586 (gimplify_omp_atomic_mutex): Likewise.
13587 (gimplify_function_tree): Likewise.
13589 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13590 (call_expr_flags): Likewise.
13591 (expand_call): Likewise.
13593 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13594 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13597 * coverage.c (create_coverage): Use build_call_expr.
13599 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13600 (temp_call_expr_obstack): New.
13601 (pool_copy_list): Delete.
13602 (temp_copy_call_expr): New.
13603 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13604 CALL_EXPR accessors. Get rid of special goo for copying argument
13605 lists and use temp_copy_call_expr instead.
13606 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13607 CALL_EXPR accessors.
13608 (create_expression_by_pieces): Likewise. Use build_call_array
13609 to construct the result instead of fold_build3.
13610 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13611 dealing with argument lists.
13612 (init_pre): Remove references to expression_node_pool and
13613 list_node_pool. Init temp_call_expr_obstack instead.
13614 (fini_pre): Remove references to expression_node_pool and
13617 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13618 and walk arguments explicitly instead of as a list.
13620 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13621 (mx_register_decls): Likewise.
13622 (mudflap_register_call): Likewise.
13623 (mudflap_finish_file): Likewise.
13625 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13626 (ipa_callsite_compute_param): Likewise.
13628 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13629 accessors and constructor.
13631 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13632 accessors and constructor.
13633 (convert_tramp_reference): Likewise.
13634 (convert_call_expr): Likewise.
13635 (finalize_nesting_tree_1): Likewise.
13637 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13640 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13642 * tree-inline.c (initialize_inlined_parameters): Pass entire
13643 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13645 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13646 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13648 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13649 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13650 (vectorizable_reduction): Likewise.
13651 (vectorizable_call): Use new CALL_EXPR iterators.
13652 (vectorizable_conversion): Use build_call_expr.
13653 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13654 (vect_gen_widened_results_half): Use build_call_expr.
13655 (vect_setup_realignment): Likewise.
13656 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13658 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13659 (pass_through_call): Likewise.
13660 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13663 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13664 (tree_gen_pow2_profiler): Likewise.
13665 (tree_gen_one_value_profiler): Likewise.
13666 (tree_gen_ic_func_profiler): Likewise.
13667 (tree_gen_average_profiler): Likewise.
13668 (tree_gen_ior_profiler): Likewise.
13670 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13671 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13672 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13674 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13675 of TREE_CODE_LENGTH.
13677 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13678 of TREE_CODE_LENGTH.
13680 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13682 (convert_to_integer): Likewise.
13684 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13687 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13688 Brooks Moses <brooks.moses@codesourcery.com>
13689 Lee Millward <lee.millward@codesourcery.com>
13691 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13693 * config/frv/frv.c (frv_expand_builtin): Likewise.
13694 * config/s390/s390.c (s390_expand_builtin): Likewise.
13696 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13697 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13699 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13700 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13701 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13702 (ix86_expand_store_builtin): Likewise.
13703 (ix86_expand_unop_builtin): Likewise.
13704 (ix86_expand_unop1_builtin): Likewise.
13705 (ix86_expand_sse_compare): Likewise.
13706 (ix86_expand_sse_comi): Likewise.
13707 (ix86_expand_vec_init_builtin): Likewise.
13708 (ix86_expand_vec_ext_builtin): Likewise.
13709 (ix86_expand_vec_set_builtin): Likewise.
13710 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13712 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13713 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13715 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13716 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13717 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13719 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13721 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13722 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13723 arglist. Use new CALL_EXPR accessors. Fix callers.
13724 (altivec_expand_abs_builtin): Likewise.
13725 (rs6000_expand_binop_builtin): Likewise.
13726 (altivec_expand_predicate_builtin): Likewise.
13727 (altivec_expand_lv_builtin): Likewise.
13728 (spe_expand_stv_builtin): Likewise.
13729 (altivec_expand_stv_builtin): Likewise.
13730 (rs6000_expand_ternop_builtin): Likewise.
13731 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13732 (altivec_expand_st_builtin): Likewise.
13733 (altivec_expand_dst_builtin): Likewise.
13734 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13735 arglist. Use new CALL_EXPR accessors. Fix callers.
13736 (altivec_expand_vec_set_builtin): Likewise.
13737 (altivec_expand_vec_ext_builtin): Likewise.
13738 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13739 (spe_expand_builtin): Likewise.
13740 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13741 arglist. Use new CALL_EXPR accessors. Fix callers.
13742 (spe_expand_evsel_builtin): Likewise.
13743 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13744 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13746 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13747 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13748 (arm_expand_unop_builtin): Likewise.
13749 (arm_expand_builtin): Use new CALL_EXPR accessors.
13751 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13754 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13755 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13757 (bfin_expand_unop_builtin): Likewise.
13758 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13760 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13761 Brooks Moses <brooks.moses@codesourcery.com>
13762 Lee Millward <lee.millward@codesourcery.com>
13764 * c-semantics.c (build_stmt): Add internal diagnostic check.
13766 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13767 accessors. Print arguments explicitly instead of as a list.
13769 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13771 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13772 (c_finish_omp_flish): Likewise.
13774 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13775 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13776 instead of TREE_CODE_LENGTH.
13777 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13778 (c_warn_unused_result): Likewise.
13780 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13783 * doc/invoke.texi (Warning Options): Remove
13784 -Werror-implicit-function-declaration.
13785 (Wimplicit-function-declaration): Update description.
13786 * opts.c (common_handle_option): Move handling of -Werror=* to...
13787 (enable_warning_as_error): ...here.
13788 * opts.h (enable_warning_as_error): Declare.
13789 * c-decl.c (implicit_decl_warning): Unless
13790 -Wno-implicit-function-declaration is given, emit a pedwarn if
13791 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13792 * c.opt (Wimplicit-function-declaration): Replace
13793 mesg_implicit_function_declaration with
13794 warn_implicit_function_declaration.
13795 * c-opts.c (c_common_handle_option):
13796 -Werror-implicit-function-declaration is exactly equal as
13797 -Werror=implicit-function-declaration.
13798 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13799 warn_implicit_function_declaration.
13800 (c_common_post_options): -Wimplict-function-declaration is enabled
13801 by default by -std=c99, otherwise is disabled by default.
13802 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13804 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13806 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13807 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13808 former is ignored but not the latter.
13810 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13812 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13813 is made and the reference doesn't use the alias set of its type,
13814 do not create the temporary using that type.
13816 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13818 * jump.c: Remove prototypes for delete_computation and
13819 delete_prior_computation.
13821 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13823 * jump.c (get_label_after): Delete.
13824 (get_label_before, delete_computation, delete_jump,
13825 delete_prior_computation, follow_jumps): Move...
13826 * reorg.c (delete_computation, delete_prior_computation): ... here...
13827 (get_label_before, delete_jump): ... making these static ...
13828 (follow_jumps): ... and simplifying this since it only runs after
13830 * rtl.h (get_label_after, get_label_before, delete_jump,
13831 follow_jumps): Delete prototypes.
13833 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13835 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13837 2007-02-15 Nick Clifton <nickc@redhat.com>
13839 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13840 order to prevent it from being munged by the target.
13842 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13844 * config/i386/i386.md: Remove misleading comment.
13846 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13848 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13849 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13852 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13854 * tree-sra.c (instantiate_missing_elements): Canonicalize
13856 (sra_build_assignment): New.
13857 (generate_copy_inout, generate_element_copy,
13858 generate_element_zero, generate_one_element_init): Use it.
13860 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13862 * tree-sra.c (instantiate_missing_elements): Canonicalize
13864 (sra_build_assignment): New.
13865 (generate_copy_inout, generate_element_copy,
13866 generate_element_zero, generate_one_element_init): Use it.
13868 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13870 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13873 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13875 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13876 types as aggregates not scalars.
13877 * function.c (assign_stack_temp_for_type): Likewise.
13879 2007-02-14 Roger Sayle <roger@eyesopen.com>
13880 Zdenek Dvorak <dvorakz@suse.cz>
13882 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13885 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13887 * passes.c (next_pass_1): Clear the next field of the copied
13890 2007-02-14 Richard Henderson <rth@redhat.com>
13892 * tree-sra.c (early_sra): New.
13893 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13894 (tree_sra_early, pass_sra_early): New.
13895 * tree-pass.h (pass_sra_early): Declare.
13896 * passes.c (init_optimization_passes): Use it.
13898 2007-02-14 Richard Guenther <rguenther@suse.de>
13900 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13902 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13904 PR tree-optimization/30771
13905 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13907 (vect_analyze_operations): Induction phis can now be marked as
13909 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13910 Update documentation accordingly.
13912 2007-02-14 Nick Clifton <nickc@redhat.com>
13914 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13915 most 3 arguments are supported.
13916 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13918 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13920 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13921 Ensure dst->current is valid.
13923 2007-02-13 Paul Brook <paul@codesourcery.com>
13925 * config.gcc: Add arm*-*-uclinux-*eabi.
13926 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13927 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13928 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13929 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13930 (LINK_SPEC): Define.
13931 (LIB_SPEC): Define.
13932 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13934 * config/arm/uclinux-eabi.h: New file.
13935 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13936 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13939 2007-02-13 Ian Lance Taylor <iant@google.com>
13941 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13942 * flags.h (warn_strict_overflow): Declare.
13943 (enum warn_strict_overflow_code): Define.
13944 (issue_strict_overflow_warning): New static inline function.
13945 * opts.c (warn_strict_overflow): New variable.
13946 (common_handle_option): Handle OPT_Wstrict_overflow and
13947 OPT_Wstrict_overflow_.
13948 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13950 * fold-const.c: Include intl.h.
13951 (fold_deferring_overflow_warnings): New static variable.
13952 (fold_deferred_overflow_warning): New static variable.
13953 (fold_deferred_overflow_code): New static variable.
13954 (fold_defer_overflow_warnings): New function.
13955 (fold_undefer_overflow_warnings): New function.
13956 (fold_undefer_and_ignore_overflow_warnings): New function.
13957 (fold_deferring_overflow_warnings_p): New function.
13958 (fold_overflow_warning): New static function.
13959 (make_range): Add strict_overflow_p parameter. Change all
13961 (extract_muldiv, extract_muldiv_1): Likewise.
13962 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13963 tree_expr_nonnegative_p.
13964 (fold_negate_expr): Call fold_overflow_warning.
13965 (fold_range_test): Likewise.
13966 (fold_comparison): Likewise.
13967 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13968 instead of tree_expr_nonnegative_p.
13969 (tree_expr_nonnegative_warnv_p): Rename from
13970 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13971 (tree_expr_nonnegative_p): New function.
13972 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13973 strict_overflow_p parameter.
13974 (tree_expr_nonzero_p): New function.
13975 * passes.c (verify_interpass_invariants): New static function.
13976 (execute_one_pass): Call it.
13977 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13979 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13980 (estimate_numbers_of_iterations): Likewise.
13981 (scev_probably_wraps_p): Likewise.
13982 * tree-ssa-ccp.c: Include "toplev.h".
13983 (evaluate_stmt): Defer fold overflow warnings until we know we are
13985 (struct fold_stmt_r_data): Add stmt field.
13986 (fold_stmt_r): Defer fold overflow warnings until we know we
13988 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13989 (fold_stmt_inplace): Likewise.
13990 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13991 (cleanup_control_expr_graph): Defer fold overflow warnings until
13992 we know we are going to optimize.
13993 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13994 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13996 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13997 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13998 * tree-ssa-loop-manip.c (create_iv): Likewise.
13999 * c-typeck.c (build_conditional_expr): Likewise.
14000 (build_binary_op): Likewise.
14001 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14002 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14003 (extract_range_from_unary_expr): Likewise.
14004 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14005 assuming that signed overflow does not occur.
14006 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14007 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14008 (fold_defer_overflow_warnings): Declare.
14009 (fold_undefer_overflow_warnings): Declare.
14010 (fold_undefer_and_ignore_overflow_warnings): Declare.
14011 (fold_deferring_overflow_warnings_p): Declare.
14012 (tree_expr_nonzero_warnv_p): Declare.
14013 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14014 of warning options.
14015 (Warning Options): Document -Wstrict-overflow.
14016 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14017 (tree-ssa-ccp.o): Likewise.
14018 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14019 (fold-const.o): Depend on intl.h.
14021 2007-02-13 Ian Lance Taylor <iant@google.com>
14023 PR middle-end/30751
14024 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14027 2007-02-13 Stuart Hastings <stuart@apple.com>
14029 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14031 2007-02-13 Richard Henderson <rth@redhat.com>
14033 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14034 handled_component_p before looking for the indirect_ref.
14036 2007-02-13 Richard Henderson <rth@redhat.com>
14038 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14039 remove flags clobber.
14040 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14041 (bswaphi_lowpart): New.
14042 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14043 remove TARGET_BSWAP test. Delete expander of the same name.
14045 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14046 (expand_unop): Use them.
14048 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14050 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14051 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14052 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14053 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14054 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14055 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14056 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14057 assembler dialect choice from asm templates.
14059 2007-02-12 Richard Henderson <rth@redhat.com>
14061 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14062 (fixuns_trunc<SSEMODEF>si2): Use it.
14063 * config/i386/sse.md (vec_setv4sf_0): Export.
14064 * config/i386/i386.c (ix86_build_const_vector): Export.
14065 (ix86_split_convert_uns_si_sse): Rename from
14066 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14067 * config/i386/i386-protos.h: Update.
14069 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14072 * c-typeck.c (c_finish_return): Improve warning message.
14074 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14076 * alias.c (find_symbolic_term): Delete unused function.
14078 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14080 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14081 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14082 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14084 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14086 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14087 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14088 the function, temporarily point the debug interface to the null one.
14090 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14092 * dwarf2out.c (round_up_to_align): New static function.
14093 (field_byte_offset): Use it to round the offset.
14095 2007-02-12 Richard Henderson <rth@redhat.com>
14097 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14098 (inswl_const): Export.
14100 2007-02-12 Richard Henderson <rth@redhat.com>
14102 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14103 result mode of the libcall, convert back to outmode.
14105 2007-02-12 Roger Sayle <roger@eyesopen.com>
14107 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14108 (bswapdi2): New define_expand to implement 32-bit implementation.
14110 2007-02-12 Nick Clifton <nickc@redhat.com>
14112 * doc/invoke.texi (Overall Options): Document --help=.
14113 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14114 (cc1_options): Pass --help= on to cc1.
14115 (display_help): Add description of --help=.
14116 (process_command): Add code to handle --help=. Allow translated
14117 --help and --target-help switches to be passed on to compiler
14119 (main): Remove unused if statement.
14120 * opts.c (columns): Remove.
14121 (LEFT_COLUMN): Define.
14122 (wrap_help): Add columns argument.
14123 (print_filtered_help): Change parameters to be an include bitmask,
14124 an exclude bitmask, an any bitmask and the column width. Move the
14125 code to display the params list here. Add code to display the
14126 status of options rather than their descriptions if the quiet flag
14128 (print_specific_help): Change parameters to be an include bitmask,
14129 an exclude bitmask and an any bitmask. Move code to look up the
14130 column width here. Decide upon the title for an options listing.
14131 (common_handle_options): Add code to handle --help=. Adapt code
14132 for --help and --target-help to use the revised form of the
14133 print_specific_help function.
14134 (print_help): Delete.
14135 (print_param_help): Delete.
14136 (print_switch): Delete.
14137 * opts.h (cl_lang_count): Add prototype.
14138 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14139 CL_MAX_OPTION_CLASS): New defines.
14140 * optc-gen.awk: Add construction of cl_lang_count.
14141 * c.opt: Add Warning attribute to warning options and Optimization
14142 attribute to optimization options.
14143 * common.opt: Likewise.
14145 Add -fhelp and -ftarget-help as aliases for the transformed --help
14146 and --target-help options.
14147 * opt-functions.awk: Add code to handle Warning and Optimization
14150 2007-02-12 Richard Henderson <rth@redhat.com>
14152 * config/alpha/constraints.md: New file.
14153 * config/alpha/alpha.c: Include tm-constrs.h.
14154 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14155 alpha_extra_constraint): Remove.
14156 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14157 * config/alpha/alpha-protos.h: Update.
14158 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14159 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14160 (EXTRA_CONSTRAINT): Remove.
14161 * config/alpha/alpha.md: Include constraints.md.
14162 (adddi splitter): Use satisfies_constraint_*.
14163 * config/alpha/predicates.md (add_operand): Likewise.
14164 (sext_add_operand, addition_operation): Likewise.
14166 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14168 PR tree-optimization/29145
14169 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14170 in our handling of restrict qualified pointers.
14172 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14175 * doc/invoke.texi (Wunused-value): Update description.
14176 (Wextra): Delete item.
14177 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14178 value of Wunused-value.
14179 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14180 (c_finish_stmt_expr): Don't check extra_warnings.
14181 (emit_side_effect_warnings): The caller is responsible to check
14184 2007-02-11 Roger Sayle <roger@eyesopen.com>
14185 Matt Thomas <matt@3am-software.com>
14187 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14189 2007-02-11 Roger Sayle <roger@eyesopen.com>
14191 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14192 comparisons of POPCOUNT against zero.
14193 (simplify_const_relational_operation): Likewise.
14195 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14197 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14199 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14201 * dwarf2out.c (root_type): Delete unused function.
14203 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14205 * genattrtab.c (contained_in_p): Delete unused function.
14206 (write_expr_attr_cache): Likewise.
14208 2007-02-11 Jan Hubicka <jh@suse.cz>
14210 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14213 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14215 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14216 to add the REG_EQ* note.
14217 * see.c (see_merge_one_use_extension): Likewise.
14218 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14219 turn REG_EQUAL notes into REG_EQUIV notes if the target
14220 register may have more than one set.
14221 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14222 * gcse.c (try_replace_reg): Likewise.
14223 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14224 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14225 more than one REG_EQUIV note.
14226 * reload1.c (gen_reload): Use set_unique_reg_note.
14228 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14230 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14231 (ix86_builtin_conversion): New function.
14233 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14236 * tree.h (DECL_REPLACEABLE_P): New macro.
14237 * except.c (set_nothrow_function_flags): Likewise.
14239 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14240 Ira Rosen <irar@il.ibm.com>
14241 Dorit Nuzman <dorit@il.ibm.com>
14243 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14244 * targhooks.c (default_builtin_vectorized_conversion): New.
14245 * targhooks.h (default_builtin_vectorized_function): New declaration.
14246 * target.h (struct vectorize): Add builtin_conversion field.
14247 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14248 stmt_vec_info_type value.
14249 (vectorizable_conversion): New declaration.
14250 * tree-vect-analyze.c (vect_analyze_operations): Add
14251 vectorizable_conversion call.
14252 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14253 * tree-vect-transform.c (vectorizable_conversion): New function.
14254 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14255 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14257 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14258 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14259 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14260 or ALTIVEC_BUILTIN_VCFSX.
14262 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14265 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14266 CONST_DOUBLE and operand 0 is a hard register.
14267 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14268 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14269 is a hard floating-point register.
14271 2007-02-10 Richard Henderson <rth@redhat.com>
14272 Jakub Jelinek <jakub@redhat.com>
14273 Alexandre Oliva <aoliva@redhat.com>
14275 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14276 * builtin-types.def (BT_WORD): Make unsigned.
14277 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14278 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14279 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14280 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14281 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14282 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14284 * expr.c (emutls_var_address): New.
14285 (expand_expr_real_1): Expand emulated tls.
14286 (expand_expr_addr_expr_1): Likewise.
14287 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14288 * output.h (emutls_finish): Declare.
14289 * toplev.c (compile_file): Call it.
14290 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14291 address before wrapping in CONST.
14292 * varasm.c (emutls_htab, emutls_object_type): New.
14293 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14294 (get_emutls_object_name, get_emutls_object_type): New.
14295 (get_emutls_init_templ_addr, emutls_decl): New.
14296 (emutls_common_1, emutls_finish): New.
14297 (assemble_variable): When emulating tls, swap decls; generate
14298 constructor for the emutls objects.
14299 (do_assemble_alias): When emulating tls, swap decl and target name.
14300 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14302 * varpool.c (decide_is_variable_needed): Look at force_output.
14303 Recurse for emulated tls.
14304 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14305 with decide_is_variable_needed.
14306 * emutls.c: New file.
14307 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14308 tls_object for real tls.
14310 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14312 PR rtl-optimization/29599
14313 * reload1.c (eliminate_regs_in_insn): Take the destination
14314 mode into account when computing the offset.
14316 2007-02-09 Stuart Hastings <stuart@apple.com>
14317 Richard Henderson <rth@redhat.com>
14319 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14320 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14321 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14322 fixuns_truncdfhi2): New.
14323 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14324 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14325 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14326 (floatunssidf2): Allow nonimmediate source.
14327 * config/i386/sse.md (movdi_to_sse): New.
14328 (vec_concatv2di): Drop '*'.
14329 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14330 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14331 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14333 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14334 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14335 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14336 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14337 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14338 ix86_build_const_vector.
14339 (x86_emit_floatuns): Rewrite.
14341 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14343 * genautomata.c (longest_path_length): Delete unused function.
14344 (struct state): Delete unused longest_path_length.
14345 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14346 (get_free_state): Delete unused.
14348 2007-02-09 Jan Hubicka <jh@suse.cz>
14350 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14351 * doc/invoke.texi (inline-unit-growth): Update default value.
14353 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14354 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14355 (rebuild_cgraph_edges): Likewise.
14356 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14357 (dump_cgraph_node): Dump frequencies.
14358 (cgraph_clone_edge): Add frequency scales.
14359 (cgraph_clone_node): Add freuqnecy.
14360 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14361 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14362 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14363 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14364 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14365 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14366 (save_inline_function_body): Likewise.
14367 * ipa-inline.c: inluce rtl.h
14368 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14369 (cgraph_edge_badness): Use frequencies.
14370 (cgraph_decide_recursive_inlining): Update clonning.
14371 (cgraph_decide_inlining_of_small_function): Dump frequency.
14372 * predict.c (estimate_bb_frequencies): Export.
14373 * predict.h (estimate_bb_frequencies): Declare.
14374 * tree-inline.c (copy_bb): Watch overflows.
14375 (expand_call_inline): Update call of cgraph_create_edge.
14376 (optimize_inline_calls): Use TODO flags to update frequnecies.
14377 * passes.h: Include predict.h
14378 (init_optimization_passes): Move profile ahead.
14379 (execute_function_todo): Handle TODO_rebuild_frequencies.
14381 2007-02-09 Roger Sayle <roger@eyesopen.com>
14383 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14384 the insbl or inswl pattern into a register.
14386 2007-02-09 Roger Sayle <roger@eyesopen.com>
14388 * config/ia64/ia64.md (bswapdi2): New define_insn.
14390 2007-02-09 Richard Henderson <rth@redhat.com>
14392 * config/i386/constraints.md (Ym): New constraint.
14393 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14394 (movdi_1_rex64): Split sse and xmm general register moves from
14395 memory move alternatives. Use conditional register constraints.
14396 (movsf_1, movdf_integer): Likewise.
14397 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14398 (movdf_integer_rex64): New.
14399 (pushsf_rex64): Fix output constraints.
14400 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14401 (sse2_stored): Likewise.
14402 (sse2_storeq_rex64): New.
14403 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14404 amd and not generic.
14405 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14406 for optimize_size. Remove SF/DFmode hack.
14408 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14410 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14413 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14414 Richard Sandiford <richard@codesourcery.com>
14416 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14417 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14418 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14419 m68k/t-mlib to tmake_file.
14420 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14421 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14422 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14423 Allow it to be cf or m68k. Set m68k_arch_family. If that
14424 variable is not empty, add t-$m68k_arch_family to tmake_file.
14425 Add t-mlibs to tmake_file.
14426 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14427 * config/m68k/t-cf: New file.
14428 * config/m68k/t-m68k: Likewise.
14429 * config/m68k/t-mlibs: Likewise.
14430 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14431 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14432 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14433 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14434 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14436 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14437 (INSTALL_LIBGCC): Delete.
14438 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14439 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14440 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14441 (M68K_MLIB_CPU): Define.
14442 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14443 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14444 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14446 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14447 Richard Guenther <rguenther@suse.de>
14449 PR middle-end/23361
14450 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14451 against INT_MIN/INT_MAX.
14452 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14453 file if a loop is removed.
14455 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14457 * calls.c (store_one_arg): Pass correct alignment to
14458 emit_push_insn for non-BLKmode values.
14459 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14460 unaligned stack slot via a suitably aligned slot.
14462 2007-02-08 DJ Delorie <dj@redhat.com>
14464 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14466 (legal_subregs): Use unsigned char, make const.
14467 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14469 2007-02-08 Paul Brook <paul@codesourcery.com>
14471 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14472 special interworking needed.
14474 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14476 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14477 conditional to __SSE2__.
14478 (Entries below should have been added to first ChangeLog
14479 entry for amdfam10 dated 2007-02-05)
14480 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14482 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14484 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14487 2007-02-08 DJ Delorie <dj@redhat.com>
14489 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14490 * config/m32c/m32c.c (legal_subregs): New.
14491 (m32c_illegal_subreg_p): New.
14492 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14493 unsupported subregs of hard regs.
14495 2007-02-08 Jan Hubicka <jh@suse.cz>
14497 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14498 the same one; always update histograms.
14500 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14502 * passes.c (init_optimization_passes): Tidy comment.
14504 2007-02-08 Roger Sayle <roger@eyesopen.com>
14506 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14507 strip zero_extend, bswap and rotates from POCOUNT's argument.
14508 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14509 zero_extend and rotates from PARITY's argument.
14510 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14511 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14512 of an integer constant at compile-time.
14514 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14517 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14519 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14522 * tree-ssa-live.c (remove_unused_locals): Do not remove
14523 TREE_ADDRESSABLE variables.
14524 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14525 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14526 FOR_CLOBBER. Update all users.
14527 If VAR has an associated alias set, add a virtual operand for
14528 it if no alias is found to conflict with the memory reference.
14530 2007-02-07 Jan Hubicka <jh@suse.cz>
14531 Robert Kidd <rkidd@crhc.uiuc.edu>
14533 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14535 2007-02-07 Ian Lance Taylor <iant@google.com>
14537 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14539 2007-02-07 Roger Sayle <roger@eyesopen.com>
14541 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14542 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14543 tablejumpdi, movsi_to_cr_one): Remove constraints from
14544 define_expand's match_operands.
14546 2007-02-07 Roger Sayle <roger@eyesopen.com>
14548 * global.c (compute_regsets): Move declatation of "i" inside of
14549 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14551 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14554 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14555 of INDIRECT_REF <RESULT_DECL>.
14557 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14559 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14560 Kaz Kojima <kkojima@gcc.gnu.org>
14563 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14565 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14567 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14569 * doc/loop.texi: Document possibility not to perform disambiguation
14570 of loops with multiple latches.
14571 * cfgloopmanip.c (alp_enum_p): Removed.
14572 (add_loop): Handle subloops. Use get_loop_body_with_size.
14573 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14574 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14575 the new forwarder block.
14576 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14577 Handle the case latch is NULL.
14578 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14579 modifications when marking loop exits.
14580 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14582 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14583 disambiguate_loops_with_multiple_latches.
14584 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14585 before fix_loop_structure.
14586 * cfgloop.c: Include pointer-set.h and output.h.
14587 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14588 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14589 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14590 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14591 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14592 disambiguate_multiple_latches, get_loop_body_with_size,
14593 disambiguate_loops_with_multiple_latches): New functions.
14594 (flow_loop_dump): Dump multiple latch edges.
14595 (flow_loop_nodes_find): Handle loops with multiple latches.
14596 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14597 (glb_enum_p): Modified.
14598 (get_loop_body): Use get_loop_body_with_size.
14599 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14600 (AVOID_CFG_MODIFICATIONS): New constant.
14601 (disambiguate_loops_with_multiple_latches, add_loop,
14602 get_loop_body_with_size): Declare.
14603 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14605 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14607 PR inline-asm/28686
14608 * global.c (compute_regsets): New function.
14609 (global_alloc): Refactored ELIMINABLE_REGSET
14610 and NO_GLOBAL_ALLOC_REGS computation out.
14611 (rest_of_handle_global_alloc): Call compute_regsets()
14612 for non-optimizing case.
14614 2007-02-06 Richard Henderson <rth@redhat.com>
14616 * config/i386/constraints.md (Y2): Rename from Y.
14617 (Yi): New constraint.
14618 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14619 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14620 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14621 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14622 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14623 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14624 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14625 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14626 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14627 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14628 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14629 vec_extractv2si_1): Change Y constraints to Y2.
14630 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14631 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14632 Change Y constraints to Y2.
14633 (sse2_loadld): Change Y constraints to x.
14635 2007-02-06 Roger Sayle <roger@eyesopen.com>
14637 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14638 (parity<mode>2): New define_expand using rs6000_emit_parity.
14639 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14640 rs6000_emit_parity): New functions.
14641 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14642 rs6000_emit_parity): Prototype here.
14644 2007-02-06 Ian Lance Taylor <iant@google.com>
14646 * lower-subreg.c (simple_move_operand): Reject CONST.
14647 (resolve_clobber): Call validate_change rather than directly
14648 assigning to XEXP (pat, 0).
14650 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14652 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14653 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14654 (tree-cfg.o): Remove hashtab.h dependency.
14656 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14657 (struct ivopts_data): Change niters to pointer_map_t.
14658 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14659 (niter_for_exit): Create pointer_map on demand. Change for
14661 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14662 (free_loop_data): Destroy data->niters if created and reset field.
14663 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14664 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14666 * tree-ssa-reassoc.c: Include pointer-set.h.
14667 (bb_rank): Change to long *.
14668 (operand_rank): Change to pointer_map_t.
14669 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14670 (insert_operand_rank): Accept long.
14671 (operand_entry_hash, operand_entry_eq): Remove.
14672 (get_rank): Return long. Adjust for changes above.
14673 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14675 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14677 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14678 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14679 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14681 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14682 directly since it cannot be NULL.
14683 (get_vi_for_tree): Rewrite for pointer_map API.
14684 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14685 (init_alias_vars): Create vi_for_tree as pointer_map.
14686 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14688 * tree-cfg.c: Don't include hashtab.h.
14689 (edge_to_cases): Declare as pointer_map.
14690 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14692 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14693 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14694 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14696 (record_switch_edge): Delete.
14697 (get_cases_for_edge): Adjust for pointer_map API, inline
14698 record_switch_edge (rewritten for new API), remove goto.
14700 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14702 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14703 * tree-nested.c: Include pointer-set.h.
14704 (var_map_elt, var_map_eq, var_map_hash): Delete.
14705 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14706 to pointer_map_t's.
14707 (nesting_info_bitmap_obstack): New.
14708 (lookup_field_for_decl): Adjust for pointer_map API.
14709 (lookup_tramp_for_decl): Adjust for pointer_map API.
14710 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14711 (get_local_debug_decl): Adjust for pointer_map API.
14712 (convert_nl_goto_reference): Adjust for pointer_map API.
14713 (convert_nl_goto_receiver): Adjust for pointer_map API.
14714 (create_nesting_tree): Create outside GGC space. Create bitmap on
14715 the new obstack. Create field_map and var_map as pointer_maps.
14716 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14718 (lower_nested_functions): Move root here, no need to NULL it.
14719 Initialize and release the obstack.
14721 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14723 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14724 Remove prototypes and make them non-static.
14725 (struct tree_int_map): Remove.
14726 * tree.h (struct tree_int_map): Move here, turning TO into an
14728 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14730 * tree.h (TREE_COMPLEXITY): Remove.
14731 (struct tree_exp): Remove complexity field.
14732 * tree.c (build1_stat): Don't set it.
14734 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14735 Victor Kaplansky <victork@il.ibm.com>
14737 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14738 (vect_is_simple_reduction): Support reduction with induction as
14739 one of the operands.
14740 (vect_is_simple_iv_evolution): Fix formatting.
14741 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14742 formatting. Don't mark induction phis for vectorization.
14743 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14744 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14745 (vect_get_vec_def_for_operand): Support induction.
14746 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14748 (vectorizable_reduction): Support reduction with induction as one of
14750 (vectorizable_type_demotion): Use def-type of stmt argument rather
14751 than dummy def-type.
14753 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14754 flag_tree_scev_cprop.
14755 * common.opt (tree-scev-cprop): New flag.
14757 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14758 call to vect_get_new_vect_var.
14760 2007-02-06 Ira Rosen <irar@il.ibm.com>
14762 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14763 vectype is not NULL.
14764 (vect_pattern_recog_1): Likewise.
14766 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14768 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14769 (fold_negate_expr): Likewise.
14771 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14774 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14775 even if cv-qualification is the same.
14777 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14779 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14780 __enable_execute_stack on completion.
14782 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14784 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14785 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14786 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14787 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14788 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14789 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14790 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14791 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14793 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14795 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14796 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14797 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14798 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14799 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14800 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14801 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14802 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14803 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14804 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14805 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14806 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14807 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14808 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14809 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14810 sqrtextenddfxf2_i387): Added amdfam10_decode.
14812 * config/i386/athlon.md (athlon_idirect_amdfam10,
14813 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14814 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14815 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14816 athlon_ivector_store_amdfam10): New define_insn_reservation.
14817 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14820 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14822 * config/i386/athlon.md (athlon_call_amdfam10,
14823 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14824 define_insn_reservation.
14825 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14826 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14827 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14829 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14831 * config/i386/athlon.md (athlon_sseld_amdfam10,
14832 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14833 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14835 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14837 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14838 define_insn_reservation.
14839 * config/i386/i386.md (sseins): Added sseins to define_attr type
14840 and define_attr unit.
14841 * config/i386/sse.md: Set type attribute to sseins for insertq
14844 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14846 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14847 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14848 ssecomi_load_amdfam10, ssecomi_amdfam10,
14849 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14850 define_insn_reservation.
14851 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14853 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14855 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14856 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14857 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14858 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14859 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14860 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14861 define_insn_reservation.
14863 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14864 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14865 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14866 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14867 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14869 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14871 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14872 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14873 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14874 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14875 athlon_ssemul_load_k8): Added amdfam10.
14877 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14879 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14880 (x86_sse_unaligned_move_optimal): New variable.
14882 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14884 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14885 for unaligned vector SSE double/single precision loads for AMDFAM10.
14887 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14889 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14890 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14891 Define TARGET_CPU_DEFAULT_amdfam10.
14892 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14893 (processor_type): Add PROCESSOR_AMDFAM10.
14895 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14896 processor_type in config/i386/i386.h.
14897 Enable imul peepholes for TARGET_AMDFAM10.
14899 * config.gcc: Add support for --with-cpu option for amdfam10.
14901 * config/i386/i386.c (amdfam10_cost): New variable.
14902 (m_AMDFAM10): New macro.
14903 (m_ATHLON_K8_AMDFAM10): New macro.
14904 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14905 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14906 x86_promote_QImode, x86_integer_DFmode_moves,
14907 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14908 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14909 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14910 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14911 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14912 Enable/disable for amdfam10.
14913 (override_options): Add amdfam10_cost to processor_target_table.
14914 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14915 processor_alias_table.
14916 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14917 (ix86_adjust_cost): Add code for amdfam10.
14919 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14921 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14922 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14923 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14924 * config/i386/i386.h: Add builtin definition for SSE4A.
14925 * config/i386/i386.md: Add support for ABM instructions
14926 (popcnt and lzcnt).
14927 * config/i386/sse.md: Add support for SSE4A instructions
14928 (movntss, movntsd, extrq, insertq).
14929 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14930 Add -march=amdfam10 flag.
14931 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14932 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14934 * doc/extend.texi: Add documentation for SSE4A builtins.
14936 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14938 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14940 2007-02-05 Richard Guenther <rguenther@suse.de>
14942 * tree-vectorizer.h (vectorizable_function): Add argument type
14943 argument, change return type.
14944 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14945 * tree-vect-transform.c (vectorizable_function): Handle extra
14946 argument, return vectorized function decl.
14947 (build_vectorized_function_call): Remove.
14948 (vectorizable_call): Handle calls with result and argument types
14949 differing. Handle loop vectorization factor correctly.
14950 * targhooks.c (default_builtin_vectorized_function): Adjust for
14952 * targhooks.h (default_builtin_vectorized_function): Likewise.
14953 * target.h (builtin_vectorized_function): Add argument type
14955 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14956 extra argument, allow vectorizing of lrintf.
14957 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14958 documentation of target hook.
14960 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14963 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14964 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14965 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14967 2007-02-05 Roger Sayle <roger@eyesopen.com>
14969 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14970 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14971 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14972 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14973 before canonicalizing sincos to cexpi.
14974 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14976 2007-02-05 Roger Sayle <roger@eyesopen.com>
14978 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14979 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14980 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14982 2007-02-05 Roger Sayle <roger@eyesopen.com>
14984 * mips-tfile.c (initialize_init_file): Correct endianness test.
14986 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14988 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14989 the 'y' constraint.
14991 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14993 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14994 saves in a PARALLEL before the register assignments.
14996 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14998 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14999 DWARF_FRAME_RETURN_COLUMN to be a general register.
15000 * dwarf2out.c (init_return_column_size): New function, split from...
15001 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15002 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15003 to be nongeneral registers.
15004 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15006 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15007 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15009 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15011 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15013 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15015 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15016 (remove_path): Use can_remove_branch_p and remove_branch instead
15017 of loop_delete_branch_edge.
15018 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15019 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15020 Update profile using scale_dominated_blocks_in_loop.
15021 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15022 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15023 (can_remove_branch_p, remove_branch): Declare.
15024 * tree-cfg.c (tree_can_remove_branch_p): New function.
15025 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15026 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15027 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15029 2007-02-05 Jan Hubicka <jh@suse.cz>
15031 PR middle-end/30696
15032 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15033 nodes in cgraph, don't remove offline copy of the function.
15035 2007-02-04 Jan Hubicka <jh@suse.cz>
15037 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15038 vectors might cause maybe_lookup_element_for_expr to be called
15039 on non-sra-candidate.
15041 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15043 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15044 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15045 spelling conventions.
15047 2007-02-04 Richard Guenther <rguenther@suse.de>
15049 PR middle-end/30636
15050 * fold-const.c (try_move_mult_to_index): Make sure to not
15051 overflow one dimension of a multi-dimensional array access.
15053 2007-02-04 Jan Hubicka <jh@suse.cz>
15055 * passes.c (init_optimization_passes): Reindent.
15057 2007-02-04 Jan Hubicka <jh@suse.cz>
15058 Eric Botcazou <ebotcazou@adacore.com>
15060 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15061 (execute_fixup_cfg): Break out the abnormal goto code.
15062 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15063 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15064 (optimize_inline_calls): Call make_nonlocal_label_edges.
15066 2007-02-04 Jan Hubicka <jh@suse.cz>
15068 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15069 true when something was changed.
15070 (rename_ssa_copies): When something was changed, do
15071 TODO_remove_unused_locals.
15072 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15073 add TODO_remove_unused_locals when instruction was removed.
15075 2007-02-04 Jan Hubicka <jh@suse.cz>
15077 * ipa-inline.c (try_inline): Improve debug output; work on already
15079 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15080 call try_inline for already inlined edges too when flattening;
15081 inline also functions that make callee growth but overall unit size
15084 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15086 * config/m32c/bitops.md, config/m32c/jump.md,
15087 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15088 config/m32r/m32r.h, config/m32r/m32r.md,
15089 config/m32r/predicates.md, config/m68hc11/larith.asm,
15090 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15091 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15092 config/mips/mips-protos.h, config/mips/mips.c,
15093 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15094 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15095 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15096 spelling conventions.
15098 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15099 Follow spelling conventions.
15101 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15103 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15104 warn about C++0x compatibility.
15106 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15108 * config/h8300/h8300.c, config/h8300/h8300.h,
15109 config/h8300/h8300.md: Follow spelling conventions.
15111 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15113 PR middle-end/30667
15114 * combine.c (try_combine): Do not substitute source operand
15115 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15117 2007-02-03 Jan Hubicka <jh@suse.cz>
15119 PR gcov-profile/30650
15120 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15121 do not divide by zero for never executed counters.
15122 (tree_find_values_to_profile): Fix counters.
15123 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15125 2007-02-03 Ian Lance Taylor <iant@google.com>
15127 * lower-subreg.c (simple_move_operand): New static function,
15128 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15130 (simple_move): Call simple_move_operand.
15131 (find_decomposable_subregs): Add special handling of MEMs.
15132 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15133 meaning of return value. If we see a hard register, test whether
15134 it can store a word_mode value. Change all callers.
15136 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15138 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15139 ftrapv insns and expanders.
15140 (subdi3): Change define_expand operand 1 to arith11_operand, and
15141 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15142 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15143 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15146 PR middle-end/30174
15147 * varasm.c (notice_global_symbol): Treat global objects as weak when
15148 flag_shlib is true.
15150 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15152 * emit-rtl.c (dconstpi): Delete.
15153 (dconstsqrt2): New.
15154 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15155 * real.h (dconstpi): Delete.
15156 (dconstsqrt2): New.
15157 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15158 (fold_builtin_hypot): Likewise.
15160 2007-02-03 Tom Tromey <tromey@redhat.com>
15163 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15164 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15166 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15168 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15169 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15170 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15171 config/rs6000/cell.md, config/rs6000/darwin.h,
15172 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15173 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15174 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15175 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15176 typos. Follow spelling conventions.
15177 * doc/invoke.texi: Follow spelling conventions.
15179 2007-02-03 Roger Sayle <roger@eyesopen.com>
15181 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15182 canonicalization transformations that attempt to simplify integer
15183 constant comparisons to become comparisons against zero.
15185 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15187 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15189 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15190 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15192 2007-02-02 Mike Stump <mrs@apple.com>
15194 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15195 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15196 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15197 generate a branch island.
15199 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15201 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15202 (xtensa_legitimate_address_p): New.
15203 (xtensa_legitimize_address): New.
15204 (xtensa_output_addr_const_extra): New.
15205 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15207 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15208 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15209 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15210 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15211 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15212 (xtensa_legitimize_address): New.
15213 (xtensa_output_addr_const_extra): New.
15215 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15217 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15219 2007-02-02 Ian Lance Taylor <iant@google.com>
15221 * expmed.c (expand_divmod): Add comment.
15223 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15225 * emit-rtl.c (renumber_insns): Remove.
15226 * flags.h: Remove the extern for flag_renumber_insns.
15227 * rtl.h: Remove the prototype for renumber_insns.
15228 * toplev.c (flag_renumber_insns): Remove.
15230 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15232 Revert for x86 darwin:
15233 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15235 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15236 code before the following patch under TARGET_MACHO.
15237 (ix86_function_value_regno_p): Likewise.
15239 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15241 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15244 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15247 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15248 loads to general or fp registers. Add comments.
15249 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15251 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15253 * pointer-set.c (insert_aux): Only return insertion slot.
15254 (pointer_set_insert): Adjust.
15255 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15256 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15257 pointer_map_traverse): New.
15258 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15259 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15260 pointer_map_contains, pointer_map_traverse): Declare.
15262 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15264 PR middle-end/30473
15265 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15266 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15268 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15270 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15272 (struct _dep): New type.
15273 (dep_t): New typedef.
15274 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15275 (DEP_STATUS): New access macro. The macro with the same name was
15276 renamed to DEP_LINK_STATUS.
15277 (dep_init): Declare function
15279 (struct _dep_link): New type.
15280 (dep_link_t): New typedef.
15281 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15282 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15283 (DEP_LINK_STATUS): New macro.
15284 (debug_dep_links): New debug function.
15286 (struct _deps_list): New type.
15287 (deps_list_t): New typedef.
15288 (DEPS_LIST_FIRST): New access macro.
15289 (FOR_EACH_DEP_LINK): New cycle macro.
15290 (create_deps_list, free_deps_list, delete_deps_list): Declare
15292 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15293 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15294 (copy_deps_list_change_con): Ditto.
15296 (move_dep_link): Declare function.
15298 (struct _dep_node): New type.
15299 (dep_node_t): New typedef.
15300 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15302 (struct haifa_insn_data.back_deps): New field to hold backward
15303 dependencies of the insn.
15304 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15306 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15307 Change its type to deps_list_t.
15308 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15309 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15310 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15312 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15314 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15316 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15318 (dep_cost): Declare.
15320 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15321 (ds_to_dk, dk_to_ds): New functions.
15323 (init_dep_1): New static function.
15324 (init_dep): New function.
15325 (copy_dep): New static function.
15327 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15329 (detach_dep_link): New static function.
15330 (move_dep_link): New function.
15332 (dep_links_consistent_p, dump_dep_links): New static functions.
15333 (debug_dep_links): New debugging function.
15335 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15337 (alloc_deps_list, init_deps_list): New static functions.
15338 (create_deps_list): New function.
15339 (clear_deps_list): New static function.
15340 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15341 (deps_list_consistent_p, dump_deps_list): New static functions.
15342 (debug_deps_list): New function.
15343 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15345 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15347 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15348 use new scheduler dependencies lists.
15349 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15350 (sched_analyze): Ditto. Initialize dependencies lists.
15351 (add_forw_dep, compute_forward_dependences): Update to use new
15352 scheduler dependencies lists.
15354 (init_dependency_caches): Init deps_obstack.
15355 (free_dependency_caches): Free deps_obstack.
15357 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15358 new scheduler dependencies lists.
15359 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15360 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15362 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15363 Update to use new scheduler dependencies lists.
15364 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15365 (debug_dependencies): Ditto.
15366 (schedule_region): Update comments.
15368 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15369 scheduler dependencies lists.
15370 (schedule_ebb): Update comments.
15372 * rtl.def (DEPS_LIST): Remove.
15374 * lists.c (unused_deps_list): Remove.
15375 (free_list): Update assertions.
15377 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15378 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15380 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15381 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15383 * haifa-sched.c (comments): Update.
15384 (insn_cost1): Remove. Inline the code into insn_cost ().
15385 (insn_cost): Update to use new scheduler dependencies lists. Move
15386 processing of the dependency cost to dep_cost ().
15387 (dep_cost): New function. Use it instead of insn_cost () when
15388 evaluating cost of the dependency. Use compatible interface to
15389 interact with the target.
15390 (priority): Update to use new scheduler dependencies lists.
15391 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15392 with greater number of insns that depend on the insn.
15393 (schedule_insn): Update to use new scheduler dependencies lists. Add
15394 code to free backward dependencies lists. Inline and optimize code
15395 from resolve_dep () - see PR28071.
15396 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15397 lists. Update call to targetm.sched.is_costly_dependence hook.
15399 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15400 scheduler dependencies lists.
15402 (resolve_dep): Remove. Move the logic to schedule_insn ().
15403 (init_h_i_d): Initialize dependencies lists.
15405 (process_insn_depend_be_in_spec): Rename to
15406 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15407 dependencies lists.
15408 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15409 Update to use new scheduler dependencies lists.
15410 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15412 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15413 new scheduler dependencies lists.
15414 (build_intra_loop_deps): Ditto.
15416 * target.h (struct _dep): Declare to use in
15417 gcc_target.sched.is_costly_dependence.
15418 (struct gcc_target.sched.adjust_cost): Fix typo.
15419 (struct gcc_target.sched.is_costly_dependence): Change signature to
15420 use single dep_t parameter instead of an equivalent triad.
15421 (struct gcc_target.sched.adjust_cost_2): Remove.
15423 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15425 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15427 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15429 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15431 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15432 (REG_DEP_TRUE): Document.
15434 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15435 Change signature to correspond to the targetm.sched.adjust_cost hook.
15436 Update use in TARGET_SCHED_ADJUST_COST_2.
15437 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15438 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15439 new scheduler dependencies lists.
15440 (ia64_gen_check): Ditto.
15442 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15443 scheduler dependencies lists.
15445 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15446 signature to correspond to the targetm.sched.is_costly_dependence hook.
15447 (is_costly_group): Update to use new scheduler dependencies lists.
15449 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15450 instead of INSN_COST () macro.
15452 2007-02-01 Ian Lance Taylor <iant@google.com>
15454 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15456 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15458 * pa.md (tp_load): Correct mfctl instruction syntax.
15460 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15462 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15463 altivec_padding_size calculation on AIX. Improve comment, add
15464 assert to verify that it's right.
15466 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15469 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15471 PR inline-asm/28686
15472 * global.c (global_alloc): Add mising initialization of
15475 2007-02-01 Roger Sayle <roger@eyesopen.com>
15477 * alias.c (init_alias_analysis): Correct whitespace.
15478 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15479 partition_hot_cold_basic_blocks): Likewise.
15480 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15481 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15482 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15483 fold_builtin_snprintf_chk, fold_builtin_printf,
15484 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15485 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15486 * cfgcleanup.c (cleanup_cfg): Likewise.
15487 * cfgexpand.c (tree_expand_cfg): Likewise.
15488 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15489 * function.c (get_next_funcdef_no): Likewise.
15490 * gengtype.c (main): Likewise.
15491 * genmodes.c (main): Likewise.
15492 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15493 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15494 * ifcvt.c (noce_emit_move_insn): Likewise.
15495 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15497 * stor-layout.c (get_best_mode): Likewise.
15498 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15499 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15500 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15501 perform_var_substitution, solve_graph): Likewise.
15502 * tree-vrp.c (vrp_finalize): Likewise.
15504 2007-02-01 Ian Lance Taylor <iant@google.com>
15506 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15507 high part of a paradoxical subreg, return a constant zero.
15509 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15511 * toplev.c (lang_dependent_init): Call init_set_costs.
15512 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15514 2007-02-01 Richard Guenther <rguenther@suse.de>
15516 PR middle-end/30656
15517 * fold-const.c (fold_negate_expr): Allow negating a
15518 constant if overflow does not change.
15520 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15522 * doc/c-tree.texi (Expression trees): Improve markup.
15523 * doc/tm.texi (Register Classes, Addressing Modes)
15524 (Floating Point): Fix spacing after abbreviations. Fix some
15527 2007-02-01 Ben Elliston <bje@au.ibm.com>
15529 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15530 * doc/contrib.texi: Likewise.
15531 * doc/install.texi: Likewise.
15533 2007-01-31 Richard Henderson <rth@redhat.com>
15534 Ian Lance Taylor <iant@google.com>
15536 * lower-subreg.c: New file.
15537 * rtl.def (CONCATN): Define.
15538 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15539 pass_lower_subreg2.
15540 * emit-rtl.c (update_reg_offset): New static function, broken out
15541 of gen_rtx_REG_offset.
15542 (gen_rtx_REG_offset): Call update_reg_offset.
15543 (gen_reg_rtx_offset): New function.
15544 * regclass.c: Revert patch of 2006-03-05, restoring
15546 (clear_reg_info_regno): New function.
15547 * dwarf2out.c (concatn_loc_descriptor): New static function.
15548 (loc_descriptor): Handle CONCATN.
15549 * common.opt (fsplit_wide_types): New option.
15550 * opts.c (decode_options): Set flag_split_wide_types when
15552 * timevar.def (TV_LOWER_SUBREG): Define.
15553 * rtl.h (gen_reg_rtx_offset): Declare.
15554 (reg_scan_update): Declare.
15555 * regs.h (clear_reg_info_regno): Declare.
15556 * tree-pass.h (pass_lower_subreg): Declare.
15557 (pass_lower_subreg2): Declare.
15558 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15559 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15560 -fsplit-wide-types.
15561 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15562 * Makefile.in (OBJS-common): Add lower-subreg.o.
15563 (lower-subreg.o): New target.
15565 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15567 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15569 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15572 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15574 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15576 PR middle-end/29335
15577 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15579 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15581 * cfgloop.h: Include vec-prim.h.
15582 (enum li_flags): Remove LI_ONLY_OLD.
15583 (loop_iterator): Changed.
15584 (fel_next, fel_init): Iterate over loop tree.
15585 (FOR_EACH_LOOP_BREAK): New macro.
15586 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15588 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15589 * modulo-sched.c (sms_schedule): Ditto.
15590 * tree-vectorizer.c (vectorize_loops): Ditto.
15591 * doc/loop.texi: Update information on loop numbering and behavior of
15592 FOR_EACH_LOOP wrto new loops.
15593 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15594 add_to_evolution_1): Test nestedness of loops instead of comparing
15596 * tree-chrec.c (chrec_fold_plus_poly_poly,
15597 chrec_fold_multiply_poly_poly, chrec_evaluate,
15598 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15599 reset_evolution_in_loop): Ditto.
15600 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15602 2007-01-31 Dirk Mueller <dmueller@suse.de>
15604 * c-common.c (warn_about_parentheses): Separate warning about
15605 un-parenthized sequence of comparison operators from the one
15606 which is supposed to warn about x <= y <= z.
15608 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15610 * optabs.h (enum optab_index): Add new OTI_isinf.
15611 (isinf_optab): Define corresponding macro.
15612 * optabs.c (init_optabs): Initialize isinf_optab.
15613 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15615 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15616 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15618 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15619 expand_builtin_interclass_mathfn.
15620 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15621 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15622 (fxam<mode>2_i387): New insn pattern.
15623 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15624 built-in functions as x87 inline asm.
15626 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15628 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15630 2007-01-30 Eric Christopher <echristo@apple.com>
15632 * config.gcc: Add geode.
15634 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15636 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15637 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15638 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15639 value-prof.c: Fix comment typos.
15641 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15644 * doc/invoke.texi (Wpointer-arith): Document warning.
15646 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15648 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15649 the list of discrepancies from the draft TR.
15651 2007-01-30 Dirk Mueller <dmueller@suse.de>
15654 * doc/invoke.texi (-Wreturn-type): Update description to
15655 match new behavior.
15657 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15659 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15661 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15663 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15664 to handle optabs that operate on floating point input argument and
15665 output to integer output.
15666 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15667 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15668 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15669 expand_builtin_interclass_mathfn ().
15670 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15671 (ilogbsi2): Remove.
15672 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15673 ilogbl built-in functions as x87 intrinsics.
15675 2007-01-30 Richard Guenther <rguenther@suse.de>
15677 PR middle-end/27657
15678 * dwarf2out.c (reference_to_unused): Query varpool if the
15679 variable was output.
15681 2007-01-30 Richard Guenther <rguenther@suse.de>
15683 PR middle-end/30313
15684 * passes.c (execute_one_pass): Reset in_gimple_form to not
15685 confuse non-unit-at-a-time mode.
15687 2007-01-29 Roger Sayle <roger@eyesopen.com>
15688 Richard Guenther <rguenther@suse.de>
15690 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15691 avoid undefined behaviour on overflow. Use force_fit_type_double
15692 to construct the constant with the specified TREE_OVERFLOW.
15694 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15696 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15697 * config/dfp-bit.h: Ditto.
15699 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15701 * c-decl.c (pop_scope): Replace warnings with call to
15702 warn_for_unused_label.
15703 * c-common.h (warn_for_unused_label): Declare.
15704 * c-common.c (warn_for_unused_label): Define.
15706 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15708 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15711 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15713 * Makefile.in (USER_H): Remove decfloat.h.
15714 * ginclude/decfloat.h: Delete, moving contents to ...
15715 * ginclude/float.h: Add support for decimal floating point,
15716 guarded by __STDC_WANT_DEC_FP__.
15718 2007-01-29 Mike Stump <mrs@apple.com>
15720 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15721 Analysis and Representation to resolve case insensitive conflict.
15722 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15724 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15726 * tree.h (struct tree_memory_tag): Add aliases member.
15727 (MTAG_ALIASES): New macro.
15728 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15729 (add_may_alias): Remove pointer-set. Update for may_aliases being
15731 (mark_aliases_call_clobbered): Update for may_aliases being a
15733 (compute_tag_properties): Ditto.
15734 (create_partition_for): Ditto.
15735 (compute_memory_partitions): Ditto.
15736 (dump_may_aliases_for): Ditto.
15737 (is_aliased_with): Ditto.
15738 (add_may_alias_for_new_tag): Ditto.
15739 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15740 (compute_is_aliased): New function.
15741 (compute_may_aliases): Call compute_is_aliased).
15742 (init_alias_info): Initialize alias_bitmap_obstack.
15743 (union_alias_set_into): New function.
15744 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15745 (have_common_aliases_p): Rewrite to take two bitmaps and use
15747 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15748 Update for bitmaps.
15749 (finalize_ref_all_pointers): Update for add_may_alias changes.
15750 (new_type_alias): Ditto.
15751 * tree-flow-inline.h (may_aliases): Return a bitmap.
15752 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15753 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15754 may_aliases being a bitmap.
15755 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15756 may_aliases now returns a bitmap.
15757 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15759 * tree-ssa-operands.c (add_virtual_operand): Update for
15760 may_aliases being a bitmap.
15762 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15764 PR tree-optimization/30630
15765 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15766 variable as changed.
15768 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15771 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15772 expanded only once even if an error occurs.
15774 2007-01-29 Ben Elliston <bje@au.ibm.com>
15776 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15777 (__gcov_average_profiler): Likewise.
15778 (__gcov_ior_profiler): Likewise.
15779 (__gcov_merge_ior): Likewise.
15781 2007-01-28 Jan Hubicka <jh@suse.cz>
15783 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15784 * value-prof.c (stringop_block_profile): Likewise.
15786 2007-01-28 Jan Hubicka <jh@suse.cz>
15788 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15789 Add variant handling histograms; add wrapper.
15790 (clear_storage_via_libcall): Export.
15791 (emit_block_move_hints): Break out from ...; add histograms.
15792 (emit_block_move): ... this one.
15793 (clear_storage_hints): Break out from ...; add histograms.
15794 (clear_storage): ... this one.
15795 (set_storage_via_memset): Handle histogram.
15796 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15797 (clear_storage_hints, clear_storage_via_libcall): Declare.
15798 (set_storage_via_setmem): Update prototype.
15799 * doc/md.texi (movmem, setmem): Document new arguments.
15801 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15802 Add new histograms.
15803 (stringop_block_profile): New global function.
15804 (tree_stringops_values_to_profile): Profile block size and alignment.
15805 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15807 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15808 (stringop_block_profile): Declare.
15809 * builtins.c: Include value-prof.h.
15810 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15811 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15812 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15813 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15814 * profile.c (instrument_values): Add new counters.
15815 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15817 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15818 (tree_init_edge_profiler): Build new profilers.
15819 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15820 (pass_tree_profile): Add dump.
15821 (tree_profile_hooks): Update.
15822 * Makefile.in (LIBGCOV): Add new constants.
15823 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15824 __gcov_ior_profiler): New.
15825 * i386.md (movmem/setmem expanders): Add new optional arguments.
15827 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15829 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15831 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15833 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15834 (tree_unswitch_single_loop): Pass eni_size_weights to
15835 tree_num_loop_insns.
15836 * tree-ssa-loop-manip.c: Include tree-inline.h.
15837 (can_unroll_loop_p): Pass eni_size_weights to
15838 tree_num_loop_insns.
15839 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15840 Pass eni_size_weights to estimate_num_insns.
15841 * tree.h (init_inline_once): Export.
15842 * toplev.c (backend_init): Call init_inline_once.
15843 * cgraphunit.c (cgraph_process_new_functions,
15844 cgraph_analyze_function): Pass eni_inlining_weights to
15845 estimate_num_insns.
15846 * ipa-inline.c (compute_inline_parameters): Ditto.
15847 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15848 to estimate_num_insns.
15849 (try_unroll_loop_completely): Pass eni_size_weights to
15850 tree_num_loop_insns.
15851 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15852 ot estimate_num_insns.
15853 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15854 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15855 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15856 eni_time_weights): New variables.
15857 (init_inline_once): Initialize them.
15858 (struct eni_data): Mew.
15859 (estimate_num_insns_1, estimate_num_insns): Use weights.
15860 * tree-inline.h (struct eni_weights_d): New.
15861 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15862 (estimate_num_insns): Declaration changed.
15863 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15864 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15865 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15867 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15869 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15870 relations in the conflict function is valid.
15872 2007-01-27 Ian Lance Taylor <iant@google.com>
15874 * common.opt: Add fstrict-overflow.
15875 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15876 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15877 (TYPE_OVERFLOW_UNDEFINED): Define.
15878 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15880 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15881 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15882 (fold_negate_expr): Likewise.
15883 (make_range): Likewise.
15884 (extract_muldiv_1): Likewise.
15885 (maybe_canonicalize_comparison): Likewise.
15886 (fold_comparison): Likewise.
15887 (fold_binary): Likewise.
15888 (tree_expr_nonnegative_p): Likewise.
15889 (tree_expr_nonzero_p): Likewise.
15890 * tree-vrp.c (compare_values): Likewise.
15891 (extract_range_from_binary_expr): Likewise.
15892 (extract_range_from_unary_expr): Likewise.
15893 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15895 (nowrap_type_p): Likewise.
15896 * tree-scalar-evolution.c (simple_iv): Likewise.
15897 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15898 (build_range_check): Likewise.
15899 (extract_muldiv_1): Likewise.
15900 (fold_comparison): Likewise.
15901 * tree-vrp.c (vrp_int_const_binop): Likewise.
15902 (extract_range_from_unary_expr): Likewise.
15903 * convert.c (convert_to_integer): Likewise.
15904 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15905 (fold_comparison): Likewise.
15906 (fold_binary): Likewise.
15907 * optabs.c (optab_for_tree_code): Likewise.
15908 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15909 * simplify-rtx.c (simplify_const_relational_operation): Check
15910 flag_strict_overflow and flag_trapv.
15911 (simplify_const_relational_operation): Likewise.
15912 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15913 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15916 2007-01-27 Roger Sayle <roger@eyesopen.com>
15918 * tree.c (tree_fold_gcd): Delete.
15919 * tree.h (tree_fold_gcd): Remove prototype.
15920 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15921 test whether one constant integer is a multiple of another. Instead
15922 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15923 * fold-const.c (multiple_of_p): We've determined both TOP and
15924 BOTTOM are integer constants so we can call int_const_binop directly
15925 instead of the more generic const_binop.
15927 2007-01-27 Roger Sayle <roger@eyesopen.com>
15929 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15930 1*X check that the constant hasn't overflowed, to preserve the
15932 (round_up): Provide an efficient implementation when rouding-up an
15933 INTEGER_CST to a power-of-two.
15935 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15937 * doc/sourcebuild.texi: Add comma for clarity.
15938 * doc/extend.texi: Fix some typos.
15939 * doc/passes.texi: Likewise.
15940 * doc/cppinternals.texi: Likewise.
15941 * doc/c-tree.texi: Likewise.
15942 * doc/tree-ssa.texi: Likewise.
15943 * doc/install.texi: Likewise.
15945 2007-01-27 Jan Hubicka <jh@suse.cz>
15947 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15948 (pass_sra): Do not require alias information.
15949 * passes.c (init_optimization_passes): Add SRA
15951 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15953 * tracer.c (rest_of_handle_tracer): We already cleaned
15954 up the CFG in tracer() so don't do it here again.
15955 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15956 cleanup_cfg here, either. And don't call renumber_insns.
15958 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15959 and BB_HEAD are in the insn stream here. Instead make sure
15960 that BB_INSN is valid on all insns. Also, do check here that
15961 there are no pending branch predictions...
15962 (rtl_verify_flow_info): ...instead of doing it here. Checks
15963 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15966 2007-01-26 Roger Sayle <roger@eyesopen.com>
15968 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15969 function to simplify/factorize operand order canonicalization.
15970 (ix86_fixup_binary_operands): Reorganize using the above function.
15971 (ix86_binary_operator_ok): Likewise.
15973 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15975 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15976 file scope from optimize_attrs.
15977 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15979 (optimize_attrs): Clear insn_code_values after freeing it.
15981 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15983 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15984 a parts.base assignment.
15986 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15988 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15989 (compute_subscript_distance, initialize_data_dependence_relation,
15990 finalize_ddr_dependent, analyze_ziv_subscript,
15991 analyze_siv_subscript_cst_affine,
15992 compute_overlap_steps_for_affine_univar,
15993 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15994 analyze_siv_subscript, analyze_miv_subscript,
15995 analyze_overlapping_iterations, subscript_dependence_tester_1,
15996 compute_self_dependence, free_dependence_relation): Work
15997 with affine_fn instead of chrecs.
15998 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15999 common_affine_function, affine_function_base,
16000 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16001 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16002 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16003 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16004 (all_chrecs_equal_p): Removed.
16005 * tree-data-ref.h (affine_fn, conflict_function): New types.
16006 (struct subscript): Change type of conflicting_iterations_in_a
16007 and conflicting_iterations_in_b.
16009 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16012 * config/pa/pa.h (TARGET_HPUX_11): New.
16013 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16014 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16016 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16017 Richard Guenther <rguenther@suse.de>
16019 * tree-ssa-structalias.c (solve_graph): Handle case
16020 we merged the variable to another.
16022 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16024 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16027 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16028 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16030 2007-01-25 DJ Delorie <dj@redhat.com>
16032 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16033 allow changes to modes which don't fit in those registers.
16035 * reload1.c (choose_reload_regs): Check for invalid subregs before
16036 computing their locations, not after.
16038 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16041 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16042 save Altivec registers in an eh_return function.
16043 (compute_vrsave_mask): Likewise.
16044 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16045 for saving Altivec registers.
16046 (rs6000_emit_prologue): Don't allocate stack twice in
16047 eh_return function. Correct expected value of altivec_save_offset
16048 when using save_world. Describe save of R0 to stack when using
16049 save_world. Describe stack pointer adjustment when using
16050 save_world. Remove duplicated eh_return parameter register saving.
16051 Update sp_offset variable after save_world.
16052 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16054 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16055 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16058 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16060 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16062 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16065 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16066 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16068 2007-01-25 Richard Guenther <rguenther@suse.de>
16070 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16071 * common.opt (-Wcoverage-mismatch): New warning option.
16072 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16073 if -Wcoverage-mismatch is given.
16075 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16077 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16078 (ipcp_driver): Change to static definition.
16079 Add dumping of the ifunctions.
16080 (constant_val_insert): Remove unused parameter. Support for SSA.
16081 (ipcp_propagate_const): Support for SSA.
16082 (ipcp_profile_bb_print): Print only analyzed nodes.
16083 (ipcp_replace_map_create): Remove support for Fortran constant
16085 * ipa-prop.c (ipa_method_modify_stmt,
16086 ipa_callsite_compute_param): Support for SSA.
16087 * ipa-prop.h (ipcp_driver): Remove declaration.
16088 (IS_VALID_TREE_MAP_INDEX): Add define.
16090 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16092 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16094 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16096 PR middle-end/30447
16097 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16098 constant argument to cabs and do it without checking for
16099 -funsafe-math-optimizations.
16101 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16103 * c-common.h (RID_FIRST_CXX0X): New.
16104 (RID_LAST_CXX0X): New.
16105 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16107 * c.opt (Wc++0x-compat): New.
16108 * doc/invoke.texi (-Wc++0x-compat): Document.
16110 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16112 * builtins.c (fold_builtin_carg): New.
16113 (fold_builtin_1): Use it.
16115 2007-01-24 Jan Hubicka <jh@suse.cz>
16117 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16119 * ipa-inline.c (initial_insns, max_insns): Delete.
16120 (compute_max_insns): New function.
16121 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16122 amount of insns as base for code growth.
16123 (cgraph_decide_inlining): Make initial_insns local; do not compute
16125 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16126 * doc/invoke.texi (inline-unit-growth): Update docs.
16128 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16130 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16131 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16132 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16133 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16134 for CPUs that have PTA_CX16 set.
16136 PR middle-end/27416
16137 * gimplify.c (omp_check_private): New function.
16138 (gimplify_scan_omp_clauses): Use it for
16139 firstprivate/lastprivate/reduction.
16141 PR middle-end/30494
16142 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16143 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16145 PR middle-end/30421
16146 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16147 If lower_lastprivate_clauses emits some statements, append them
16148 to dlist rather than body_p and to body_p append an initializer.
16149 (lower_omp_for): Adjust caller.
16151 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16153 * target.h (globalize_decl_name): New.
16154 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16155 * output.h (default_globalize_decl_name): New.
16156 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16158 (globalize_decl): Ditto.
16159 (default_globalize_decl_name): New.
16160 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16161 (ia64_handle_version_id_attribute): New.
16162 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16163 (ia64_asm_output_external): Use globalize_decl_name instead
16164 of globalize_label.
16165 * doc/extend.texi (version_id): New pragma.
16166 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16168 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16170 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16171 _uleb128_t and _Unwind_SWord with _sleb128_t.
16172 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16173 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16175 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16176 * unwind-pe.h (read_uleb128, read_sleb128,
16177 read_encoded_value_with_base): Likewise.
16178 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16180 2007-01-24 Richard Guenther <rguenther@suse.de>
16182 * builtins.c (expand_builtin_cexpi): Get the fndecl
16183 for cexp in the correct way.
16185 2007-01-24 Jan Hubicka <jh@suse.cz>
16187 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16190 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16192 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16193 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16194 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16195 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16196 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16197 __SIZEOF_PTRDIFF_T__.
16198 * doc/cpp.texi: Documentation for the new builtin macros added.
16200 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16202 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16203 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16204 instead of operands[2] to avoid access past the end of array.
16206 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16208 * reload1.c (emit_reload_insns): Pass the reload register
16209 for a non-spill output reload through forget_old_reloads_1.
16211 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16213 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16214 _SOFT_DOUBLE if doubles use software floating-point.
16215 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16216 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16217 * config/rs6000/darwin-ldouble.c: Also compile functions for
16218 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16219 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16220 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16221 commented-out long double override.
16222 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16223 * config/rs6000/eabispe.h: Likewise.
16224 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16225 long double for non-SPE.
16226 (rs6000_handle_option): Likewise.
16227 (invalid_e500_subreg): Disallow more subregs involding DImode,
16228 DFmode, TImode or TFmode.
16229 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16231 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16233 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16234 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16236 (rs6000_legitimate_address): Also check for TFmode for E500
16238 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16239 (spe_build_register_parallel): Handle TFmode and TCmode.
16240 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16242 (function_arg): Handle TFmode and TCmode for E500 double.
16243 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16245 (print_operand): Handle TFmode and TImode for %y.
16246 (rs6000_generate_compare): Handle TFmode comparisons for E500
16248 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16249 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16250 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16251 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16252 TFmode for E500 double.
16253 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16254 (floatsidf2): Enable for E500 double.
16255 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16256 (extenddftf2): Change to extenddftf2_fprs.
16257 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16258 depending on TARGET_E500_DOUBLE.
16259 (extendsftf2): Enable for E500 double.
16260 (trunctfdf2): Enable for E500 double.
16261 (trunctfsf2): Change to trunctfsf2_fprs.
16262 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16263 depending on TARGET_E500_DOUBLE.
16264 (floatsitf2): Enable for E500 double.
16265 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16266 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16267 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16268 (negtf2): Change to negtf2_internal.
16269 (negtf2): New expander.
16270 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16271 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16272 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16273 (movdi_internal32): Use rs6000_nonimmediate_operand.
16274 (unnamed splitter): Likewise.
16275 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16276 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16277 (SPE64TF, DITI): New mode macros.
16278 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16281 (frob_<mode>_di_2): New.
16282 (frob_tf_di_8_2): New.
16283 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16285 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16287 (frob_ti_<mode>_8_2): New.
16288 (frob_ti_tf_2): New.
16289 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16290 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16292 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16293 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16294 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16295 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16296 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16297 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16300 2007-01-23 Ian Lance Taylor <iant@google.com>
16302 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16304 (OBJS-archive): Reformat, alphabetize.
16305 (OBJS): Change out_object_file to OBJS-md.
16307 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16309 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16310 JUMP_P and CALL_P predicates where applicable.
16311 * config/i386/i386.c: Ditto.
16312 * config/i386/i386.md: Ditto.
16313 * config/i386/mmx.md: Ditto.
16314 * config/i386/predicates.md: Ditto.
16316 2007-01-22 Andreas Schwab <schwab@suse.de>
16318 * config/m68k/m68k.h: Fix comment.
16320 2007-01-22 Jan Hubicka <jh@suse.cz>
16322 * passes.c (init_optimization_passes): Do not rerun
16323 pass_early_warn_uninitialized.
16325 2007-01-22 Richard Guenther <rguenther@suse.de>
16327 PR tree-optimization/30038
16328 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16330 (execute_cse_sincos_1): Likewise.
16331 (execute_cse_sincos): Likewise.
16332 (gate_cse_sincos): Likewise.
16333 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16334 the cexpi() canonicalization of sincos().
16335 * tree-pass.h (pass_cse_sincos): Declare.
16336 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16338 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16340 PR rtl-optimization/29329
16341 * combine.c (replaced_rhs_insn): Rename to i2mod.
16342 (replaced_rhs_value): Rename to i2mod_new_rhs.
16343 (i2mod_old_rhs): New global variable.
16344 (combine_instructions): Adjust for above change. Save a copy of
16345 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16346 note are substituted in the second instruction.
16347 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16348 ditch the note if it pertains to the second eliminated register
16349 and this register is mentioned in i2mod_old_rhs.
16352 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16354 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16355 the insn to which the note was originally attached.
16357 2007-01-21 Jan Hubicka <jh@suse.cz>
16359 * ipa-inline.c (inlining_mode): Comment, move up.
16360 (cgraph_decide_inlining_incrementally): Do not perform inlining
16361 itself; fix handling of flattening of self recursive functions.
16362 (cgraph_find_cycles): Remove.
16363 (cgraph_flatten_node): Remove.
16364 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16365 (try_inline): New function.
16366 (cgraph_early_inlining): Update call of
16367 cgraph_decide_inlining_incrementally. Apply inlining here.
16368 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16370 2007-01-21 Dirk Mueller <dmueller@suse.de>
16373 * tree-vrp.c (check_array_bounds): do not warn
16374 about ADDR_EXPR's of ARRAY_REF's which are immediately
16375 used in binary expressions.
16377 2007-01-21 Ira Rosen <irar@il.ibm.com>
16379 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16380 read_write_dep and macros for its access.
16381 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16382 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16383 argument, call vect_check_interleaving for every independent pair of
16384 data-refs. Mark loads that access the same memory location as a store
16386 (vect_check_dependences): Remove.
16387 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16388 call, fix the call to vect_analyze_data_ref_dependence.
16389 (vect_analyze_data_ref_access): For statements that access the same
16390 data-ref, check that they are not stores; for loads, check that there
16391 is no store that access the same location.
16393 2007-01-20 Roger Sayle <roger@eyesopen.com>
16394 Joseph Myers <joseph@codesourcery.com>
16396 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16397 (-fdump-rtl-stack): Likewise.
16398 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16399 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16400 (-mpt-fixed): Use @minus{} for minus sign.
16401 (Using Precompiled Headers): Fix under/overfull hbox.
16403 2007-01-20 Jan Hubicka <jh@suse.cz>
16405 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16406 place within annotation.
16408 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16410 * pa.c (output_move_double): Change array size of xoperands to 4.
16412 2007-01-20 Jan Hubicka <jh@suse.cz>
16414 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16417 2007-01-19 Ian Lance Taylor <iant@google.com>
16419 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16420 constant to unsigned HOST_WIDE_INT before negating.
16422 2007-01-19 Ian Lance Taylor <iant@google.com>
16424 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16426 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16427 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16428 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16429 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16430 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16431 (realloc_vdef, realloc_vuse): Change second parameter to
16433 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16434 fields to unsigned.
16435 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16436 unsigned. Change x and lim locals to unsigned.
16437 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16439 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16440 (copy_virtual_operands): Change i and n locals to unsigned.
16442 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16444 PR middle-end/29335
16445 * builtins.c (fold_builtin_1): Handle builtin fdim.
16447 2007-01-20 Jan Hubicka <jh@suse.cz>
16449 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16450 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16451 init_alias_heapvars.
16452 (init_alias_heapvars): Initialize only when not already initialized.
16453 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16455 2007-01-19 Roger Sayle <roger@eyesopen.com>
16457 * common.opt (fsigned-zeros): New command line option.
16458 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16459 of flag_unsafe_math_optimizations.
16460 * opts.c (set_fast_math_flags): The -ffast-math command line option
16461 implies -fno-signed-zeros.
16462 (fast_math_flags_set_p): Likewise.
16464 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16465 the documentation of -ffast-math appropriately. Wrap long lines.
16467 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16469 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16470 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16472 2007-01-19 Tomas Bily <tbily@suse.cz>
16474 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16476 (tree_init_ic_make_global_vars): New function
16477 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16478 (tree_gen_ic_profiler): New function
16479 (tree_gen_ic_func_profiler): New function
16480 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16481 (tree_profile_hooks): Added hook for indirec/virtual calls
16482 * value-prof.c (tree_find_values_to_profile): New case for
16484 (tree_values_to_profile): Call for determining indirect/virtual
16486 (tree_indirect_call_to_profile): New function
16487 (tree_ic_transform): New function
16488 (tree_ic): New function
16489 (find_func_by_pid): New function
16490 (init_pid_map): New function
16491 (tree_value_profile_transformations): Added check for
16492 indirect/virtual call transformation
16493 * value-prof.h (enum hist_type): New counter type for
16494 indirect/virtual calls
16495 (profile_hooks): Added new hook for profiling indirect/virtual
16497 * profile.c (instrument_values): New case for indirect/virtual
16499 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16500 (GCOV_COUNTER_V_INDIR): New counter type
16501 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16502 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16504 * cgraph.c: Definition of cgraph_max_pid
16505 (cgraph_create_node): Default init of pid attribute
16506 * cgraph.h: Declaration of cgraph_max_pid
16507 (struct cgraph_node): Added pid attribute
16508 * libgcov.c (__gcov_indirect_call_profiler): New function
16509 (__gcov_one_value_profiler_body): New function
16510 (__gcov_one_value_profiler): Body was moved to
16511 __gcov_one_value_profiler_body and calls it
16513 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16515 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16516 * gengtype.c (write_types_data, write_func_for_structure,
16517 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16518 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16519 (walk_type, write_func_for_structure): Generate the mark_hook if
16522 2007-01-19 Jan Hubicka <jh@suse.cz>
16524 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16525 'early' argument take inlining mode argument specifying whether to
16526 inline for size/speeed or all functions; add support for flattening;
16528 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16530 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16533 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16534 the name of the declared identifier.
16536 2007-01-19 Dirk Mueller <dmueller@suse.de>
16538 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16539 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16540 duplicate evaluation.
16542 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16544 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16545 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16546 to XFMode, use acosxf2 and truncate result to requested mode.
16547 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16548 (asin<mode>2): Similarly, with asin expanders.
16549 (*fscalexf4_i387): Rename from *fscalexf4.
16550 (expNcorexf3): New expander.
16551 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16552 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16553 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16554 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16555 patterns for SSE math.
16556 (exp10<mode>2): Similarly, with exp10 expanders.
16557 (exp2<mode>2): Similarly, with exp2 expanders.
16558 (expm1<mode>2): Similarly, with expm1 expanders.
16559 (ldexp<mode>3): Similarly, with ldexp expanders.
16560 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16561 Use gen_truncxf<mode>2_i387_noop to truncate result.
16563 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16565 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16566 for ColdFire targets.
16568 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16569 Richard Sandiford <richard@codesourcery.com>
16571 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16572 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16573 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16574 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16575 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16576 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16578 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16580 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16581 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16582 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16583 (*adddi_dilshr32_cf): New pattern.
16584 (adddi3, subdi3): Remove first alternatives.
16586 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16588 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16589 implemented using move.l, do not use its cc result for floating-point
16592 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16594 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16595 from accepting 's' constraints if flag_pic.
16597 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16599 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16600 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16601 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16602 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16604 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16606 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16607 ColdFire alternatives.
16608 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16609 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16610 architectures that support ff1 instruction.
16612 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16613 Julian Brown <julian@codesourcery.com>
16615 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16616 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16617 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16620 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16622 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16624 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16625 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16626 HOST_WIDE_INT instead of an rtx.
16627 (m68k_rtx_costs): Update call accordingly.
16628 (output_move_const_into_data_reg): Likewise. Fix formatting.
16629 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16631 (output_move_simode_const): Update calls after above changes.
16632 Rework to use automatic variables and predicates like MEM_P.
16633 * config/m68k/m68k.md (pushexthisi_const): Update call to
16636 2007-01-19 Dirk Mueller <dmueller@suse.de>
16638 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16639 in dump_flags test.
16641 2007-01-19 Richard Guenther <rguenther@suse.de>
16643 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16644 via cexp in case sincos is not available.
16646 2007-01-19 Richard Guenther <rguenther@suse.de>
16648 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16649 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16650 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16651 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16652 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16653 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16654 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16655 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16657 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16659 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16661 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16662 (atan2xf3): Directly generate RTL pattern.
16663 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16664 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16665 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16666 disable patterns for SSE math.
16667 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16668 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16669 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16670 disable patterns for SSE math.
16672 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16674 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16676 2007-01-18 Roger Sayle <roger@eyesopen.com>
16678 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16679 VIEW_CONVERT_EXPR to the same type as it's operand.
16681 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16683 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16684 configured for long double 128.
16686 2007-01-18 Mike Stump <mrs@apple.com>
16688 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16691 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16693 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16696 2007-01-18 Jan Hubicka <jh@suse.cz>
16698 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16699 greater than NUM_VOP_FREE_BUCKETS.
16701 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16703 * tree-ssa-structalias.c: Update comments.
16704 (ptabitmap_obstack): Removed.
16705 (pta_obstack): New.
16706 (oldpta_obstack): Ditto.
16707 (stats): Add a few members.
16708 (struct variable_info): Remove node, complex, address_taken, and
16709 indirect_target members. Add oldsolution member.
16710 (new_var_info): Do not initialize removed members.
16711 (constraint_expr_type): Remove INCLUDES.
16712 (constraint_graph): Add size, implicit_preds, rep,
16713 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16714 (FIRST_REF_NODE): New macro.
16715 (LAST_REF_NODE): Ditto.
16716 (FIRST_ADDR_NODE): Ditto.
16717 (find): New function.
16719 (dump_constraint): Do not handle INCLUDES.
16720 (insert_into_complex): Do not insert duplicate constraints.
16721 (condense_varmap_nodes): Renamed and rewritten into ...
16722 (merge_node_constraints): This. Also fix bug in handling of
16723 offseted copy constraints.
16724 (clear_edges_for_node): No longer need to deal with preds at all,
16725 or removing associated preds/succs.
16726 (merge_graph_nodes): Deal with indirect_cycles.
16727 Don't deal with predecessors.
16728 (add_implicit_graph_edge): New function.
16729 (add_pred_graph_edge): Ditto.
16730 (add_graph_edge): Don't deal with predecessors.
16731 (build_constraint_graph): Removed.
16732 (build_pred_graph): New function.
16733 (build_succ_graph): Ditto.
16734 (struct scc_info): Removed in_component. Added roots, dfs, and
16735 node_mapping. Remove visited_index, unification_queue.
16736 (scc_visit): Deal with union-find we do now.
16737 Deal with cycles with REF nodes.
16738 (collapse_nodes): Renamed and rewritten to ...
16739 (unify_nodes): This.
16740 (process_unification_queue): Removed.
16741 (topo_visit): Cleanup
16742 (do_da_constraint): Use find.
16743 (do_sd_constraint): Ditto.
16744 (do_ds_constraint): Ditto.
16745 (do_complex_constraint): Ditto.
16746 (init_scc_info): Update for removed and added members.
16747 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16748 (find_indirect_cycles): This.
16749 (equivalence_class): New variable.
16750 (label_visit): New function.
16751 (perform_variable_substitution): Rewritten.
16752 (free_var_substitution_info): New function.
16753 (find_equivalent_node): Ditto.
16754 (move_complex_constraints): Ditto.
16755 (eliminate_indirect_cycles): Ditto.
16756 (solve_graph): Only propagate changed bits.
16757 Use indirect cycle elimination.
16759 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16760 (tree_id_eq): Renamed to ...
16761 (tree_vi_eq): This. Update for member change
16762 (insert_id_for_tree): Renamed and rewritten to ...
16763 (insert_vi_for_tree): This.
16764 (lookup_id_for_tree): Renamed and rewritten to ...
16765 (lookup_vi_for_tree): This.
16766 (get_id_for_tree): Renamed and rewritten to ...
16767 (get_vi_for_tree): Ditto.
16768 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16769 (process_constraint): Don't handle INCLUDES.
16770 Remove special ADDRESSOF case.
16771 (find_func_aliases): Rewrite to use vi functions instead of id
16773 (create_function_info_for): Ditto.
16774 (create_variable_info_for): Ditto.
16775 (intra_create_variable_infos): Ditto.
16776 (merge_smts_into): Ditto.
16777 (find_what_p_points_to): Ditto.
16778 (init_base_vars): Ditto.
16779 (init_alias_vars): Ditto.
16780 (remove_preds_and_fake_succs): New function.
16781 (dump_sa_points_to_info): Dump new stats.
16782 (dump_solution_for_var): Use find.
16783 (set_used_smts): Fix formatting.
16784 (compute_points_to_sets): Updated for new functions.
16785 (ipa_pta_execute): Ditto.
16787 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16788 Richard Sandiford <richard@codesourcery.com>
16790 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16792 * calls.c (expand_call): If the return value is a PARALLEL,
16793 extract its first member.
16794 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16795 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16796 use FUNCTION_EXTRA_EPILOGUE.
16797 (m68k_function_value): Return a PARALLEL if the return value
16798 is of a pointer type.
16799 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16800 (FUNCTION_EXTRA_EPILOGUE): Remove.
16801 * config/m68k/m68k.md (D0_REG): New constant.
16803 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16805 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16806 output a NOP for empty epilogues.
16808 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16810 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16811 before function. Extend register save check to include all
16812 registers, not just integer ones.
16814 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16816 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16817 (m68k_use_return_insn): ...this.
16818 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16819 * config/m68k/m68k.c (use_return_insn): Rename to...
16820 (m68k_use_return_insn): ...this.
16821 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16822 of USE_RETURN_INSN.
16824 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16826 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16827 nearest even, fix denormal rounding overflow.
16829 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16831 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16832 f%$smove and f%$move.
16833 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16834 (extendsfdf2_cf): Use fdmove instead of f%&move.
16835 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16836 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16838 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16840 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16843 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16845 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16846 (coldfire_single_format): Declare.
16847 (coldfire_double_format): Likewise.
16848 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16849 of qnan_msb_set to determine the lower bits of a canonical
16851 (encode_ieee_double): Likewise.
16852 (encode_ieee_quad): Likewise.
16853 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16854 (mips_single_format): Likewise.
16855 (ieee_double_format): Likewise.
16856 (mips_double_format): Likewise.
16857 (ieee_extended_motorola_format): Likewise.
16858 (ieee_extended_intel_96_format): Likewise.
16859 (ieee_extended_intel_128_format): Likewise.
16860 (ieee_extended_intel_96_round_53_format): Likewise.
16861 (ibm_extended_format): Likewise.
16862 (mips_extended_format): Likewise.
16863 (ieee_quad_format): Likewise.
16864 (mips_quad_format): Likewise.
16865 (vax_f_format): Likewise.
16866 (vax_d_format): Likewise.
16867 (vax_g_format): Likewise.
16868 (i370_single_format): Likewise.
16869 (i370_double_format): Likewise.
16870 (decimal_single_format): Likewise.
16871 (decimal_double_format): Likewise.
16872 (decimal_quad_format): Likewise.
16873 (c4x_single_format): Likewise.
16874 (c4x_extended_format): Likewise.
16875 (real_internal_format): Likewise.
16876 (coldfire_single_format): New real_format.
16877 (coldfire_double_format): Likewise.
16878 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16879 canonical_nan_lsbs_set.
16880 (pdp11_d_format): Likewise.
16881 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16882 if TARGET_COLDFIRE_CPU.
16884 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16886 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16887 (output_call, m68k_legitimize_call_address): Declare.
16888 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16889 parenthesees. Add support for a 'W' constraint.
16890 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16891 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16892 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16893 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16895 (override_options): Initialize them. Do not set flag_no_function_cse
16896 for TARGET_ID_SHARED_LIBRARY.
16897 (m68k_output_pic_call): Delete.
16898 (m68k_legitimize_call_address): New function.
16899 (print_operand): Remove the %o prefix. Handle the %p prefix.
16900 (output_call): New function.
16901 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16902 target address from the GOT if symbolic jumps are not allowed.
16903 * config/m68k/m68k.md (call, general_operand): Do not set
16904 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16905 Merge separate flag_pic and !flag_pic define_insns into...
16906 (*call, *call_value): ...these new patterns. Match the address
16907 rather than the containing MEM and require it to be a call_operand.
16908 Use output_call to generate the asm template.
16909 * config/m68k/predicates.md (const_call_operand): New predicate.
16910 (call_operand): Likewise.
16912 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16914 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16915 (STACK_GROWS_DOWNWARD): Define to 1.
16916 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16917 comments, emphasizing that these values are only defaults.
16918 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16919 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16921 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16923 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16925 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16926 Richard Sandiford <richard@codesourcery.com>
16928 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16929 (FP_REGNO_P): New macros.
16930 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16931 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16932 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16933 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16935 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16937 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16938 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16940 * config/m68k/t-floatlib: New file, extracting common code from...
16941 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16942 * config/m68k/t-uclinux: Here.
16943 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16944 routines on ColdFire targets.
16946 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16948 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16949 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16950 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16951 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16952 explicitly set MOTOROLA to 1.
16953 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16955 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16956 Nathan Sidwell <nathan@codesourcery.com>
16958 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16959 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16960 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16961 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16962 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16963 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16964 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16965 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16966 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16967 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16968 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16969 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16970 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16971 (DBX_REGISTER_NUMBER): Delete.
16972 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16973 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16974 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16976 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16978 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16979 * config/flat.h: New file.
16980 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16981 OBJECT_FORMAT_FLAT.
16982 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16983 indirect references for -msep-data or -mid-shared-library.
16984 Do not use PC-relative code addresses either.
16985 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16987 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16988 for shared libraries and crt1.o for executables. Use crti.o and
16990 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16991 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16992 Do not add -elf2flt or -shared-lib-id options here.
16993 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16994 Pass -shared-lib-id if -mid-shared-library, taking the library
16995 identifier from -mshared-library-id if given, otherwise
16997 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16998 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16999 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17000 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17001 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17002 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17004 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17005 jump sequence for ISA A and ISA A+.
17006 (PICJUMP): Likewise.
17008 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17010 * config.gcc (m68k-*-uclinux*): Base the port on the common
17011 and m68k GNU/Linux files rather than on the generic ELF ones.
17012 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17013 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17015 2007-01-18 Julian Brown <julian@codesourcery.com>
17016 Richard Sandiford <richard@codesourcery.com>
17018 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17019 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17020 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17022 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17023 80 unconditionally.
17024 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17026 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17028 * doc/install.texi: Document m68k-uclinuxoldabi.
17029 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17030 * config/m68k/uclinux-oldabi.h: New file, copied from
17031 config/m68k/uclinux.h.
17033 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17035 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17036 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17037 (m32r_compute_frame_size): Use unsigned for regno.
17038 (m32r_reload_lr): Use gen_frame_mem.
17040 (m32r_output_function_epilogue): Don't output the function epilogue
17042 (m32r_expand_epilogue): New.
17043 (direct_return): Return false if the function has the interrupt
17045 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17046 * config/m32r/m32r.md (epilogue): New expander.
17047 (return_lr, return_rte): New insns.
17048 (return): Make it expander.
17049 (return_normal): New expander.
17051 2007-01-18 Josh Conner <jconner@apple.com>
17054 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17055 support for UNLE, UNLT, UNGE, and UNGT.
17057 2007-01-18 Jan Hubicka <jh@suse.cz>
17059 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17060 * tree-tailcall (add_virtual_phis): Likewise.
17061 (optimize_tail_call): Return TODOs.
17062 (execute_tail_calls): Return TODOs.
17063 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17064 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17066 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17067 Cleanup cfg using TODO.
17068 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17069 * passes.c (execute_function_todo): When cleanup did something, remove
17071 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17072 (make_edges): Don't cleanup_cfg.
17074 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17076 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17077 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17078 operate on the top of stack.
17079 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17080 register handling of instructions that output to the second
17082 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17083 (move_for_stack_reg): Special-case check for dead destination
17084 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17086 * config/i386/i386.md (UNSPEC_TAN): New constant.
17087 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17088 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17089 to correctly model move of constant 1.0 to top stack slot.
17090 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17091 (unnamed peephole2 pattern): Remove corresponding peephole2
17092 pattern that optimizes tan insn and loading of constant 1.0.
17093 (tanxf2): Use fptanxf4_i387.
17094 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17095 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17096 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17097 disable patterns for SSE math.
17098 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17099 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17101 2007-01-18 Dirk Mueller <dmueller@suse.de>
17102 Richard Guenther <rguenther@suse.de>
17105 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17106 * common.opt (Warray-bounds): Add new warning option.
17107 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17109 * Makefile.in: make tree-vrp.o depend on toplev.h
17110 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17112 (check_array_refs, check_array_bounds, check_array_ref): New.
17114 2007-01-18 Jan Hubicka <jh@suse.cz>
17116 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17117 (execute_ssa_ccp): Return flags conditionally.
17118 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17120 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17122 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17124 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17125 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17127 * Makefile.c (GTFILES): Add cfglayout.h.
17128 * gengtype.c (open_base_files): Likewise.
17129 * cfglayout.c (cfg_layout_function_footer,
17130 cfg_layout_function_header) Reindent to make gengtype happy.
17131 * cfglayout.h (cfg_layout_function_footer,
17132 cfg_layout_function_header): Add GTY(()) marker.
17134 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17136 2007-01-18 Ben Elliston <bje@au.ibm.com>
17138 * genautomata.c (write_automata): Include xstrerror output in the
17139 error message if writing the DFA description file fails.
17141 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17143 * config/mips/mips-protos.h (mips_output_external): Make it
17145 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17146 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17147 (extern_list): Likewise.
17148 (extern_head): Likewise.
17149 (TARGET_ASM_FILE_END): Likewise.
17150 (mips_file_end): Likewise.
17151 (mips_output_external): Rewritten.
17153 2007-01-18 Ben Elliston <bje@au.ibm.com>
17155 * genpreds.c (write_insn_preds_c): Only write out the function
17156 body for regclass_for_constraint if we have register constraints.
17158 2007-01-17 Tom Tromey <tromey@redhat.com>
17160 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17161 * doc/install.texi (Testing): Use sourceware.org.
17162 (Binaries): Likewise.
17163 (Specific): Likewise.
17164 * doc/contrib.texi (Contributors): Use sourceware.org.
17166 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17168 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17169 (AVR_ENHANCED): Rename to ...
17170 (AVR_HAVE_MUL): ... new.
17171 (avr_enhanced_p): Rename to ...
17172 (avr_have_mul_p): ... new.
17173 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17174 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17175 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17176 (avr_have_mul_p): ... new.
17177 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17178 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17179 'avr_enhanced_p' and 'enhanced'.
17180 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17181 AVR_HAVE_MUL instead of AVR_ENHANCED.
17182 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17183 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17184 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17185 instead of AVR_ENHANCED.
17186 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17187 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17188 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17190 2007-01-17 Ian Lance Taylor <iant@google.com>
17192 * vec.h (VEC_reserve_exact): Define.
17193 (vec_gc_p_reserve_exact): Declare.
17194 (vec_gc_o_reserve_exact): Declare.
17195 (vec_heap_p_reserve_exact): Declare.
17196 (vec_heap_o_reserve_exact): Declare.
17197 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17199 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17200 negative parameter.
17201 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17202 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17203 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17204 * vec.c (calculate_allocation): Add exact parameter. Change all
17206 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17207 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17208 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17209 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17210 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17211 (vec_heap_p_reserve_exact): New function.
17212 (vec_heap_o_reserve_exact): New function.
17214 2007-01-17 Jan Hubicka <jh@suse.cz>
17216 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17218 2007-01-17 Eric Christopher <echristo@apple.com>
17220 * config.gcc: Support core2 processor.
17222 2007-01-16 Jan Hubicka <jh@suse.cz>
17224 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17225 the names, just unlink the chain so we don't crash on dangling
17229 2007-01-16 Jan Hubicka <jh@suse.cz>
17231 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17232 * tree-pass.h: Reorder to make IPA passes appear toegher.
17233 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17235 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17236 parameters, do not call early inliner.
17237 * ipa-inline.c: Update comments. Include tree-flow.h
17238 (cgraph_decide_inlining): Do not compute inlining parameters.
17239 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17240 be called with function context set up.
17241 (pass_ipa_inline): Remove unreachable functions before pass.
17242 (cgraph_early_inlining): Simplify assuming to be called from the
17244 (pass_early_inline): New pass.
17245 (cgraph_gate_ipa_early_inlining): New gate.
17246 (pass_ipa_early_inline): Turn into simple wrapper.
17247 (compute_inline_parameters): New function.
17248 (gate_inline_passes): New gate.
17249 (pass_inline_parameters): New pass.
17250 (apply_inline): Move here from tree-optimize.c
17251 (pass_apply_inline): New pass.
17252 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17254 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17255 doing them by hand.
17256 (tree_function_versioning): Do not allocate dummy struct function.
17257 * tree-inline.h (optimize_inline_calls): Update prototype.
17258 * tree-optimize.c (execute_fixup_cfg): Export.
17259 (pass_fixup_cfg): Remove
17260 (tree_rest_of_compilation): Do not apply inlines.
17261 * tree-flow.h (execute_fixup_cfg): Declare.
17262 * Makefile.in (gt-passes.c): New.
17263 * passes.c: Include gt-passes.h
17264 (init_optimization_passes): New passes.
17265 (nnodes, order): New static vars.
17266 (do_per_function_toporder): New function.
17267 (execute_one_pass): Dump current pass here.
17268 (execute_ipa_pass_list): Don't dump current pass here.
17270 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17272 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17273 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17275 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17277 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17278 (strong_alias): Define.
17279 (__gcc_qmul): Provide non-FMA for soft-float.
17280 (__gcc_qdiv): Same.
17285 (__gcc_qunord): New.
17295 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17296 soft-float functions.
17297 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17298 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17299 about long double soft float.
17301 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17302 Tehila Meyzels <tehila@il.ibm.com>
17304 * tree-vectorizer.h (is_pattern_stmt_p): New.
17305 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17306 formatting (tabs instead of spaces). Cleanup and clarify setting
17307 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17308 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17309 (vectorizable_type_demotion): Check that types are integral.
17310 (vectorizable_type_promotion): Likewise.
17311 (vectorizable_store): Fix typo. Eliminate new-line at end of
17314 2007-01-16 Jan Hubicka <jh@suse.cz>
17316 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17319 2007-01-15 Eric Christopher <echristo@apple.com>
17321 * ifcvt.c: Include vec.h, vecprim.h.
17322 (check_cond_move_block): New argument regs.
17323 Reorganize. Add registers used to regs.
17324 (cond_move_process_if_block): Use regs set above as
17327 2007-01-15 Eric Christopher <echristo@apple.com>
17329 * config/darwin.h: Update copyright.
17330 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17331 (LINK_COMMAND_SPEC): Add -u.
17332 (LINK_SPEC): Fix umbrella for above.
17334 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17336 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17339 2007-01-15 Tom Tromey <tromey@redhat.com>
17341 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17342 * doc/install.texi (Testing): Don't mention jacks.
17343 (Configuration): Document --enable-java-maintainer-mode. Move
17344 --with-java-home to libgcj-specific section. Document
17346 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17348 2007-01-15 Jan Hubicka <jh@suse.cz>
17350 * tree-ssa-dce.c (DCE_TODOs): New.
17351 (propagate_necessity): Return if something changed.
17352 (eliminate_unnecessary_stmts): Likewise.
17353 (perform_tree_ssa_dce): Return TODO flags when needed.
17354 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17356 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17358 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17359 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17360 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17361 patterns using X87MODEF12 mode macro. Extend operand 1
17362 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17363 (log10<mode>2): Ditto.
17364 (log2<mode>2): Ditto.
17365 (log1p<mode>2): Ditto.
17366 (logb<mode>2): Ditto.
17367 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17368 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17369 (*fxtractxf3_i387): Rename from *fxtractxf3.
17370 (fxtract_extend<mode>xf3_i387): New insn pattern.
17371 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17372 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17373 and gen_fyl2xxf3_i387().
17375 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17377 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17378 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17379 get_loop_exit_edges. Changed return type to bool.
17380 * cfgloop.h (fix_loop_placement): Declaration removed.
17382 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17384 * param.h (MIN_VECT_LOOP_BOUND): New.
17385 * params.def (MIN_VECT_LOOP_BOUND): New.
17386 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17387 argument - minimum threshold for number of iterations.
17388 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17389 argument to declaration.
17390 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17391 MIN_VECT_LOOP_BOUND.
17392 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17393 slpeel_tree_peel_loop_to_edge with additional argument.
17394 (vect_do_peeling_for_alignment): Likewise.
17395 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17397 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17400 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17401 operands of size 1.
17403 2007-01-14 Jan Hubicka <jh@suse.cz>
17405 * tree-dfa.c (remove_referenced_var): New function.
17406 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17407 prune referenced vars list too.
17408 * tree-flow.h (remove_referenced_var): Declare.
17410 2007-01-14 Jan Hubicka <jh@suse.cz>
17412 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17414 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17415 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17416 * except.h (verify_eh_throw_table_statements): Kill prototype.
17417 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17418 into call exrepssions.
17419 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17421 * tree-cfg.c: Include pointer-set.h.
17422 (verify_node_sharing): Work on pointer set.
17423 (verify_eh_throw_stmt_node): New.
17424 (verify_stmts): Use pointers sets, verify throw_stmt.
17426 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17428 * ipa-reference.c (analyze_function): Consider also addresses taken
17431 2007-01-12 Roger Sayle <roger@eyesopen.com>
17433 * c-typeck.c (null_pointer_constant_p): Replace use of
17434 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17435 (build_c_cast): Likewise.
17437 2007-01-12 Roger Sayle <roger@eyesopen.com>
17439 * tree.h (force_fit_type_double): Remove unused final argument.
17440 * c-common.c (constant_expression_warning): Replace use of
17441 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17442 (convert_and_check): Likewise.
17443 (shorten_compare): Update call to force_fit_type_double.
17444 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17445 * convert.c (convert_to_pointer): Update call to
17446 force_fit_type_double.
17447 * fold-const.c (force_fit_type_double): Remove overflowed_const
17449 (int_const_binop, fold_convert_const_int_from_int,
17450 fold_convert_const_int_from_real, fold_div_compare,
17451 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17452 fold_abs_const, fold_not_const): Remove the final argument from
17453 calls to force_fit_type_double.
17455 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17457 * configure.ac: Set insn to "nop" for spu-*-* also.
17458 * configure: Regenerate.
17460 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17462 * builtins.def : Add BUILT_IN_FREE.
17464 2007-01-12 Jan Hubicka <jh@suse.cz>
17466 PR tree-optimization/30443
17467 * tree-inline.c (tree_function_versioning): Do not optimize when
17468 cloning for inlining.
17470 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17472 * doc/loop.texi: Document recording of loop exits.
17473 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17474 (update_single_exits_after_duplication,
17475 update_single_exit_for_duplicated_loop,
17476 update_single_exit_for_duplicated_loops): Removed.
17477 (duplicate_loop_to_header_edge): Do not call
17478 update_single_exits_after_duplication and
17479 update_single_exit_for_duplicated_loops.
17480 (loop_version): Do not update single_exit information.
17481 (fix_loop_structure): Use record_loop_exits instead of
17482 mark_single_exit_loops.
17483 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17484 the lists of loop exits.
17485 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17486 split_edge, merge_blocks): Update the lists of loop exits.
17487 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17488 loop_optimizer_init.
17489 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17490 of mark_single_exit_loops.
17491 (loop_optimizer_finalize): Call release_recorded_exits.
17492 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17493 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17494 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17495 update single exit information.
17496 * lambda-code.c (perfect_nestify): Ditto.
17497 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17498 (mark_single_exit_loops): Removed.
17499 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17500 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17501 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17503 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17504 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17505 (verify_loop_structure): Verify consistency of the exit lists.
17506 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17507 (set_single_exit): Removed.
17508 * cfgloop.h (struct loop_exit): New function.
17509 (struct loop): single_exit_ field replaced by exits field.
17510 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17511 LOOPS_HAVE_RECORDED_EXITS.
17512 (struct loops): Added exits hash.
17513 (mark_single_exit_loops, set_single_exit): Declaration removed.
17514 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17516 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17518 * doc/invoke.texi: Avoid use of @headitem.
17520 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17522 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17524 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17526 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17529 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17530 Richard Sandiford <richard@codesourcery.com>
17532 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17533 * config/m68k/m68k.opt: Resort options.
17534 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17536 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17537 Richard Sandiford <richard@codesourcery.com>
17539 * doc/invoke.texi: Document the macros that are defined by
17540 m68k's -mtune and -mhard-float options.
17541 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17542 (m68k_cpp_cpu_family): Likewise.
17543 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17544 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17545 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17546 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17547 (m68k_cpp_cpu_family): Likewise.
17549 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17551 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17552 macros besides mc68000 as tuning macros. Use a switch statement
17553 to set them and mcpu32.
17555 2007-01-12 Julian Brown <julian@codesourcery.com>
17557 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17558 (TARGET_68040_ONLY): Rename to...
17559 (TARGET_68040): ...this.
17560 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17561 * config/m68k/m68k.md: Likewise.
17563 2007-01-12 Julian Brown <julian@codesourcery.com>
17564 Nathan Sidwell <nathan@codesourcery.com>
17565 Richard Sandiford <richard@codesourcery.com>
17567 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17568 the -mcpu= argument associated with the --with-cpu setting.
17569 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17570 if different from the one implied by the -mcpu setting.
17571 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17572 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17573 * doc/invoke.texi: Mention ColdFire in the introduction to the
17574 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17575 -mno-div and -mhard-float options. Make -m68881 a synonym for
17576 -mhard-float. Document the previously-undocumented -m5206e,
17577 -m528x, -m5307 and -m5407 options. Tweak the existing option
17578 documentation for consistency.
17579 * doc/install.texi: Mention new --with-cpu arguments.
17580 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17581 default CPU if neither -mcpu nor -march are specified.
17582 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17583 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17584 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17585 using m68k_tune to decide between families that implement the
17586 same ISA. Use m68k_tune to set __mcfv4e__.
17587 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17588 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17589 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17590 (FL_ISA_C, FL_ISA_MMU): New macros.
17591 (MASK_COLDFIRE): Delete.
17592 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17593 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17594 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17595 (TARGET_HARD_FLOAT): Do not define here.
17596 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17597 (TUNE_68000): New macro.
17598 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17599 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17600 (TUNE_CFV2): Redefine in terms of m68k_tune.
17601 (uarch_type, target_device, fpu_type): New enums.
17602 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17603 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17604 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17605 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17606 (FL_FOR_isa_c): New macros.
17607 (m68k_isa): New enum.
17608 (m68k_target_selection): New structure.
17609 (all_devices, all_isas, all_microarchs): New tables.
17610 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17611 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17612 (MASK_ALL_CPU_BITS): Delete.
17613 (m68k_find_selection): New function.
17614 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17615 Map the legacy target options to a combination of the new ones.
17616 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17617 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17618 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17620 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17621 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17623 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17624 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17625 * config/m68k/m68k-devices.def: New file.
17627 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17628 Nathan Sidwell <nathan@codesourcery.com>
17630 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17631 (SUBTARGET_EXTRA_SPECS): New macros.
17632 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17633 use %(asm_cpu_spec) instead.
17634 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17635 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17636 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17637 (EXTRA_SPECS): Rename to...
17638 (SUBTARGET_EXTRA_SPECS): ...this.
17640 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17641 Richard Sandiford <richard@codesourcery.com>
17642 Julian Brown <julian@codesourcery.com>
17644 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17645 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17646 to the configuration's default CPU.
17647 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17648 Remove default masks.
17649 (m680[012]0-*-*): Set the default with_cpu to the first part of
17651 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17652 (m68k*-*-linux): Extend the --with-cpu handling to...
17653 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17654 and m68010. Don't set target_cpu_default2.
17655 * doc/install.texi: Document --with-cpu for m68k.
17656 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17657 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17658 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17659 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17660 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17661 (ASM_SPEC): Remove use of %(asm_cpu_default).
17662 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17663 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17664 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17665 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17666 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17667 (TARGET_DEFAULT): Delete.
17668 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17669 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17670 (CPP_CPU_SPEC): Delete.
17671 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17672 the appropriate string.
17673 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17674 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17675 (ASM_SPEC): Don't use %(asm_default_spec).
17676 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17677 TARGET_DEFAULT and add MASK_68881.
17678 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17680 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17682 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17683 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17684 MASK_68010 alongside MASK_68020.
17685 * doc/invoke.texi: Document -m68010.
17686 * config/m68k/m68k.opt (m68010): New.
17687 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17689 (TUNE_68010): New macro.
17690 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17691 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17692 (M68K_CPU_m68332): Add MASK_68010.
17693 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17694 fallback definition.
17695 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17697 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17698 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17699 to all entries that use MASK_68020.
17700 (output_move_simode_const, output_move_himode, output_move_qimode)
17701 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17702 instead of TARGET_68020 to select clr behavior. Remove comment
17703 about there being no TARGET_68010.
17704 * config/m68k/m68k.md: Likewise throughout.
17706 2007-01-12 Julian Brown <julian@codesourcery.com>
17708 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17709 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17710 * config/m68k/m68k.md: Likewise.
17712 2007-01-12 Julian Brown <julian@codesourcery.com>
17714 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17715 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17717 2007-01-12 Julian Brown <julian@codesourcery.com>
17719 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17720 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17721 * config/m68k/m68k.md: Likewise.
17723 2007-01-12 Julian Brown <julian@codesourcery.com>
17724 Richard Sandiford <richard@codesourcery.com>
17726 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17727 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17728 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17730 (TARGET_CPU32): Rename to...
17731 (TUNE_CPU32): ...this.
17732 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17733 (TUNE_CFV2): New macros.
17734 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17735 remove conditions that are implied by TARGET_68020.
17736 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17737 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17738 (m68k_output_function_epilogue): Likewise.
17739 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17740 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17741 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17742 non-68000 timings. Refactor multiplication and division costs.
17743 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17744 TUNE_CPU32 instead of TARGET_CPU32.
17745 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17746 and TUNE_68060 instead of TARGET_68060.
17747 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17748 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17750 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17751 && !TARGET_COLDFIRE" to choose between moveq and clr.
17752 Likewise in the unnamed movsf pattern.
17753 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17754 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17757 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17759 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17760 of tabbing before backslashes.
17762 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17764 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17765 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17766 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17768 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17770 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17771 find_interesting_uses_cond.
17772 (find_interesting_uses_cond): Use extract_cond_operands.
17773 (rewrite_use_compare): Use extract_cond_operands and
17774 force_gimple_operand_bsi. Do not call update_stmt.
17775 (determine_use_iv_cost_condition): Use extract_cond_operands.
17776 Return cheaper of using original bound and changing the exit bound.
17778 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17780 PR tree-optimization/29516
17781 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17782 most_expensive_mult_to_index, addr_to_parts,
17783 create_mem_ref, maybe_fold_tmr): Make the type of
17784 fields of TARGET_MEM_REF sizetype.
17785 (move_fixed_address_to_symbol, move_pointer_to_base):
17787 * tree.def (TARGET_MEM_REF): Add comment on types of
17790 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17792 * c-common.c (vector_types_convertible_p): Treat opaque types as
17793 always convertible if they have the same size, but not otherwise.
17795 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17797 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17798 Remove the b_unconditional field.
17799 (noce_try_sign_mask): Do not look at b_unconditional.
17800 (noce_process_if_block): Do not use merge_if_blocks. Update
17801 the CFG here. Do not set b_unconditional.
17802 (cond_move_process_if_block): Likewise.
17803 (find_cond_trap): Likewise.
17804 (check_cond_move_block): Require simple jump insns at the end
17805 of the basic block.
17807 2007-01-11 Jan Hubicka <jh@suse.cz>
17809 PR tree-optimization/1046
17810 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17811 when alias info is not ready.
17812 (pass_tail_recursion): Do not require aliasing.
17813 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17814 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17815 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17816 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17817 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17818 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17819 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17821 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17822 When aliasing is not build, mark statement as volatile.
17824 2007-01-11 Tom Tromey <tromey@redhat.com>
17826 PR preprocessor/15185, PR preprocessor/20989:
17827 * doc/cppopts.texi <-MT>: Update description of algorithm for
17828 computing default target.
17829 <-M, -MD>: Reword "basename" text.
17831 2007-01-11 Roger Sayle <roger@eyesopen.com>
17833 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17834 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17835 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17836 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17837 fold_builtin_bswap, real_constp, fold_builtin_pow,
17838 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17839 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17840 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17841 * convert.c (convert_to_pointer): Likewise.
17842 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17843 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17844 const_binop, fold_convert_const_int_from_int,
17845 fold_convert_const_int_from_real,
17846 fold_convert_const_real_from_real, sign_bit_p,
17847 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17848 fold_sign_changed_comparison, fold_unary, fold_comparison,
17849 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17850 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17851 * print-tree.c (print_node_brief, print_node): Likewise.
17852 * stor-layout.c (place_field, layout_type): Likewise.
17853 * tree-chrec.c (keep_cast): Likewise.
17854 * tree.c (build_vector, build_real, build_real_from_int_cst,
17855 build_complex): Likewise.
17857 2007-01-11 Roger Sayle <roger@eyesopen.com>
17859 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17860 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17862 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17864 * configure.ac (strict1_warn): Rename to strict_warn.
17865 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17866 cc_set_by_configure, quoted_cc_set_by_configure,
17867 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17868 all_boot_languages, all_stagestuff): Remove.
17869 (target_list): Remove bootstrap targets.
17870 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17871 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17872 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17873 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17874 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17875 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17876 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17877 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17878 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17879 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17880 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17881 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17882 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17883 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17884 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17885 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17886 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17887 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17888 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17889 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17890 (mostlyclean): Adjust.
17891 (clean, distclean): Don't mention bootstrap stuff.
17892 * configure: Regenerate.
17893 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17894 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17895 treelang/config-lang.in (stagestuff): Remove.
17896 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17897 stageprofile, stagefeedback, stagestuff): Remove mention.
17899 2007-01-11 Nick Clifton <nickc@redhat.com>
17901 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17903 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17904 (mcore_arith_K_S_operand): Run the test for the S constraint not
17905 the test for the M constraint.
17906 (mcore_addsub_operand): Do not accept integer values that are
17907 larger than 32 bits.
17908 * config/mcore/mcore.md: Remove unused constraints from split.
17909 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17910 (addsi3): Likewise.
17911 (allocate_stack): Likewise.
17912 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17913 operands to 32 bits.
17914 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17916 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17917 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17918 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17919 mcore_output_bclri, mcore_output_andn, output_inline_const,
17920 mcore_output_move, mcore_output_movedouble): Likewise.
17921 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17922 (output_inline_const): Likewise.
17923 (output_inline_const): Fix format strings used in sprintf
17925 * config/mcore/mcore-protos.h: Update prototypes for changed
17926 functions in mcore.c.
17927 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17928 HOST_WIDE_INT and not int.
17929 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17930 CONST_OK_FOR_N): Likewise.
17931 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17932 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17935 2007-01-10 Jan Hubicka <jh@suse.cz>
17937 * tree-vrp.c (remove_range_assertions): Release defs.
17938 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17939 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17941 2007-01-10 Paul Brook <paul@codesourcery.com>
17943 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17944 * config/arm/arm.md (mulsi3subsi): New insn.
17946 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17948 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17949 (tree_transform_and_unroll_loop): New.
17950 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17953 2007-01-10 Robert Kennedy <jimbob@google.com>
17955 * fold-const.c (fold_comparison): Fold comparisons like (x *
17956 1000 < 0) to (x < 0).
17958 2007-01-10 Ian Lance Taylor <iant@google.com>
17960 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17961 operands have the same priority.
17963 2007-01-10 Tom Tromey <tromey@redhat.com>
17965 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17966 (fold_binary): Likewise.
17967 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17968 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17969 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17970 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17971 * langhooks.h (struct lang_hooks): Removed field
17972 'can_use_bit_fields_p'.
17974 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17976 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17978 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17980 * function.c (get_last_funcdef_no): New function.
17981 * function.h (get_last_funcdef_no): Declare.
17982 * tree-inline.c (initialize_cfun): Add initialization.
17983 (tree_function_versioning): Cleanup.
17985 2007-01-10 Jan Hubicka <jh@suse.cz>
17987 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17990 2007-01-10 Sa Liu <saliu@de.ibm.com>
17991 Ben Elliston <bje@au.ibm.com>
17993 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17994 for SAVE_NONLOCAL and Pmode for any other save level.
17995 * spu-protos.h (spu_restore_stack_block): Declare.
17996 * spu.md (save_stack_block): Remove.
17997 (restore_stack_block): Call spu_restore_stack_block.
17998 * spu.c (spu_restore_stack_block): New function.
17999 (spu_expand_epilogue): Remove old comment.
18001 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18003 PR tree-optimization/30322
18004 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18005 (cand_value_at): Return the value as aff_tree.
18006 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18007 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18008 aff_combination_mult): New functions.
18009 (aff_combination_add): Use aff_combination_add_cst.
18010 (aff_combination_convert): Allow conversions to a wider type.
18011 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18012 * tree-affine.h (aff_combination_mult): Declare.
18014 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18016 * doc/tm.texi: Update documentation to reflect reality of exec
18017 and start file search behaviours. Update copyright year.
18018 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18019 header file directories.
18021 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18023 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18024 (*cosxf2): Rename to cosxf2_i387.
18025 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18026 using X87MODEF12 mode macro. Rename patterns to
18027 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18029 (*cosdf2, *cossf2): Ditto.
18030 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18031 to match extended input operands.
18032 (sincos<mode>3): New expander.
18033 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18034 insn patterns and corresponding splitters.
18036 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18038 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18039 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18041 2007-01-09 Nicolas Pitre <nico@cam.org>
18044 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18046 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18048 * target.h (struct gcc_target): New field library_rtti_comdat.
18049 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18050 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18051 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18052 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18054 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18056 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18058 2007-01-08 Richard Guenther <rguenther@suse.de>
18060 * tree.h (force_fit_type_double): Export.
18061 (force_fit_type): Remove.
18062 * fold-const.c (force_fit_type_double): New function.
18063 (force_fit_type): Remove.
18064 (int_const_binop): Use it.
18065 (fold_convert_const_int_from_int): Likewise.
18066 (fold_convert_const_int_from_real): Likewise.
18067 (fold_div_compare): Likewise.
18068 (fold_sign_changed_comparison): Likewise.
18069 (fold_unary): Likewise.
18070 (fold_negate_const): Likewise.
18071 (fold_abs_const): Likewise.
18072 (fold_not_const): Likewise.
18073 * c-common.c (shorten_compare): Use force_fit_type_double.
18074 * convert.c (convert_to_pointer): Likewise.
18076 2007-01-08 Richard Guenther <rguenther@suse.de>
18078 * tree.h (build_int_cst_wide_type): Export.
18079 * tree.c (build_int_cst_wide_type): New function.
18080 (build_int_cst_wide): Fix comment.
18081 * builtins.c (fold_builtin_object_size): Use build_int_cst
18082 to build -1 or 0 of the correct type. Use fit_double_type
18083 to check for overflow.
18084 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18086 (decode_field_reference): Likewise.
18087 (all_ones_mask_p): Likewise.
18088 (native_interpret_int): Use build_int_cst_wide_type.
18089 (fold_binary): Use build_int_cst_type to build an all-ones
18091 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18093 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18095 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18097 2007-01-09 Ben Elliston <bje@au.ibm.com>
18099 * genautomata.c (STATS_OPTION): New option.
18100 (stats_flag): New flag.
18101 (gen_automata_option): Handle it.
18102 (initiate_automaton_gen): Ditto.
18103 (write_automata): Output statistics only if stats_flag is
18104 set. Likewise, output time statistics only if time_flag is set.
18105 * doc/md.texi (Processor pipeline description): Document new flag.
18107 2007-01-08 Richard Guenther <rguenther@suse.de>
18109 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18110 * tree.c (build_int_cst_type): Likewise.
18111 (size_in_bytes): Don't call force_fit_type on the result.
18112 (int_fits_type_p): Use fit_double_type.
18113 * fold-const.c (fit_double_type): New function.
18114 (force_fit_type): Use it.
18115 * tree.h (fit_double_type): Export.
18117 2007-01-08 Jan Hubicka <jh@suse.cz>
18119 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18120 * ipa.c (function_and_variable_visibility): Fix return type.
18122 2007-01-08 Richard Guenther <rguenther@suse.de>
18124 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18125 of offset to build the index.
18126 * tree-pretty-print.c (dump_generic_node): Don't build negated
18127 const just for printing.
18128 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18129 * builtins.c (fold_builtin_int_roundingfn): Check if result
18130 fits the type by using force_fit_type and comparing the result.
18131 * predict.c (predict_loops): Use compare_tree_int for comparison.
18132 * tree.c (build_int_cst): Fall back to integer_type_node for
18134 (build_int_cst_wide): Assert type is non-null.
18136 2007-01-08 Roberto Costa <roberto.costa@st.com>
18138 * tree-vrp.c (extract_range_from_cond_expr): New.
18139 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18140 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18142 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18143 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18144 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18145 used as expressions.
18146 * tree-object-size.c (cond_expr_object_size): New.
18147 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18149 2007-01-08 Jan Hubicka <jh@suse.cz>
18151 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18152 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18155 2007-01-08 Richard Guenther <rguenther@suse.de>
18157 PR tree-optimization/23603
18158 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18159 (extract_range_from_binary): Fall back to truthvalue instead of
18160 varying for TRUTH_*_EXPR.
18161 (extract_range_from_comparison): Fall back to truthvalue instead of
18163 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18164 if all visited PHI values were constant.
18166 2007-01-08 Jan Hubicka <jh@suse.cz>
18168 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18169 (cgraph_analyze_function): break out from ...
18170 (cgraph_finalize_compilation_unit): ... here.
18171 (cgraph_expand_function): Remove forgoten commented out line.
18172 (cgraph_optimize): Analyze functions.
18174 2007-01-08 Jan Hubicka <jh@suse.cz>
18176 * tree-pas.h (TODO_remove_function): New flag.
18177 (TODO_update*): Renumber.
18178 (pass_ipa_increase_alignment,
18179 pass_ipa_function_and_variable_visibility): New passes.
18180 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18181 (cgraph_function_and_variable_visibility): Move to ipa.c
18182 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18183 cgraph_increase_alignment.
18184 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18185 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18186 calling tree-inline.
18187 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18188 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18189 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18190 (gate_increase_alignment): New function.
18191 (pass_ipa_increase_alignment): New pass.
18192 * ipa.c: Inline tree-pass.h and timevar.h
18193 (function_and_variable_visibility): Move here from cgraphunit.c
18194 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18195 * passes.c (init_optimization_passes): Add the two new passes.
18196 (execute_todo): Handle cgraph_remove_functions.
18198 2007-01-08 Nick Clifton <nickc@redhat.com>
18200 * config/frv/predicates.md (reg_or_0_operand): Accept
18203 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18205 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18206 * config.gcc: Add bfin*-rtems*.
18208 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18210 * c.opt: Add -flax-vector-conversions.
18211 * c-typeck.c (convert_for_assignment): Pass flag to
18212 vector_types_convertible_p to allow emission of note.
18213 (digest_init): Likewise.
18214 * c-opts.c: Handle -flax-vector-conversions.
18215 * c-common.c (flag_lax_vector_conversions): New.
18216 (vector_types_convertible_p): Unless -flax-vector conversions
18217 has been passed, disallow conversions between vectors with
18218 differing numbers of subparts and/or element types. If such
18219 a conversion is disallowed, possibly emit a note on the first
18220 occasion only to inform the user of -flax-vector-conversions.
18221 The new last argument specifies this.
18222 * c-common.h (flag_lax_vector_conversions): New.
18223 (vector_types_convertible_p): Add extra argument.
18224 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18225 char_type_node for V*QI type vectors.
18226 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18227 Update to satisfy new typechecking rules.
18228 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18229 C and C++ variants.
18230 * doc/invoke.texi (C Dialect Options): Document
18231 -flax-vector-conversions.
18233 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18235 PR tree-optimization/29877
18236 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18237 a register variable on the RHS to not be replaceable.
18239 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18240 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18241 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18242 const_simm15, const_pow2, const_npow2): Added.
18243 * config/score/misc.md (insv, extv, extzv, movmemsi,
18244 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18245 * config/score/score.c (score_address_cost, score_select_cc_mode):
18247 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18248 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18249 Update score_print_operand.
18250 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18251 Adjust register allocate order and update some macro define.
18252 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18253 mdx_block_move_straight, mdx_block_move_loop_head,
18254 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18255 mdx_block_move_loop, mdx_block_move): Added.
18256 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18257 mdp_limm): Updated and fix some bug and typo.
18258 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18259 (movsf, movdf, doloop_end): Added.
18261 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18263 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18264 config/arm/thumb2.md: Fix comment typos.
18265 * doc/extend.texi: Fix a typo.
18267 2007-01-07 Eric Christopher <echristo@apple.com>
18269 * configure.ac: Check for __stack_chk_fail for darwin.
18270 * configure: Regenerate.
18272 2007-01-07 Richard Guenther <rguenther@suse.de>
18274 * tree-vrp.c (extract_range_from_assert): CSE calls to
18275 compare_values where possible.
18276 (extract_range_from_unary_expr): Likewise.
18278 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18280 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18281 * config/avr/avr.c (call_insn_operand): Delete function.
18282 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18283 instead of register number. Use predicates.
18284 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18285 call_insn_operand): Add.
18287 2007-01-06 Jan Hubicka <jh@suse.cz>
18289 * tree-pass.h (pass_build_cgraph_edges): Declare.
18290 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18291 (visited_nodes): Remove.
18292 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18293 build_cgrpah_edges; make visited_nodes local.
18294 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18295 (record_references_in_initializer): Move to cgraphbuild.c
18296 (initialize_inline_failed, rebuild_cgraph_edges,
18297 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18298 (verify_cgraph_node): Make visited_nodes local.
18299 (cgraph_analyze_function): Do not call cgraph_create_edges and
18300 initialize_inline_failed.
18301 (cgraph_expand_function): Do not call cgraph_lower_function;
18302 assert that function is already lowered.
18303 * Makefile.in (cgraphbuild.o): New.
18304 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18305 at the end of lowering passes.
18307 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18309 * ifcvt.c (cond_move_convert_if_block): New function, code
18310 factored out from...
18311 (cond_move_process_if_block): ...here. Call the new function
18312 on the THEN and ELSE blocks.
18313 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18314 already takes care of this.
18316 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18319 * tree.h (TREE_OVERFLOW_P): New.
18320 * c-typeck.c (parser_build_unary_op): Warn only if result
18321 overflowed and operands did not.
18322 (parser_build_binary_op): Likewise.
18323 (convert_for_assignment): Remove redundant overflow_warning.
18324 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18326 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18328 * c-typeck.c (store_init_value): Split over two lines to follow
18329 the GNU coding style.
18331 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18333 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18334 __GXX_EXPERIMENTAL_CXX0X__.
18335 * doc/cpp.texi: Same.
18337 2007-01-05 Richard Guenther <rguenther@suse.de>
18339 PR middle-end/27826
18340 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18341 with mismatched types. Instead explicitly build a
18342 conversion NOP_EXPR.
18344 2007-01-05 Ian Lance Taylor <iant@google.com>
18346 * c-common.c (decl_with_nonnull_addr_p): New function.
18347 (c_common_truthvalue_conversion): Call it.
18348 * c-typeck.c (build_binary_op): Likewise.
18349 * c-common.h (decl_with_nonnull_addr_p): Declare.
18351 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18354 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18357 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18359 * doc/install.texi (Final install): Document the fact that
18360 the GNAT runtime should not be stripped.
18362 2007-01-04 Jan Hubicka <jh@suse.cz>
18364 * tree-inline.c (fold_marked_statements): Update operand caches
18365 and EH after folding
18367 2007-01-04 Ian Lance Taylor <iant@google.com>
18369 * c-common.c (check_function_nonnull): Whitespace fix.
18371 2007-01-04 Jan Hubicka <jh@suse.cz>
18373 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18374 comitted older version of patch.
18375 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18376 function, celanup cfg and collect garbage.
18378 2007-01-04 Mike Stump <mrs@apple.com>
18380 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18383 2007-01-04 Eric Christopher <echristo@apple.com>
18385 * libgcc2.c (__bswapsi2): Use SItype.
18386 (__bswapdi2): Use DItype.
18387 * libgcc2.h: Update for above.
18389 2007-01-04 Paul Brook <paul@codesourcery.com>
18391 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18392 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18393 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18394 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18395 umulsi3_highpart): Make conditional on !arm_arch6.
18396 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18397 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18398 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18399 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18400 umulsi3_highpart_v6): New insns.
18402 2007-01-04 Roger Sayle <roger@eyesopen.com>
18404 * fold-const.c (fold_convert): When casting an expression to void,
18405 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18406 have a type. Instead of attempting to build a NOP_EXPR, return
18407 these "special" trees directly.
18409 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18411 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18412 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18413 rs6000_cost->fp not 0 as adjustment for outer NEG.
18415 2007-01-04 Jan Hubicka <jh@suse.cz>
18417 * cgraph.c (cgraph_release_function_body): New function.
18418 (cgraph_remove_node): Use it.
18419 * cgraph.h (cgraph_release_function_body): Declare.
18420 * cgraphunit.c (cgraph_expand_function): Use it.
18421 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18422 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18423 is initialized and while compilation of other function is running.
18424 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18425 statement CFG annotations from here to ...
18426 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18428 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18430 * cfgloop.h (enum li_flags): Make the constants powers of two.
18432 2007-01-04 Jan Hubicka <jh@suse.cz>
18434 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18436 (fold_marked_statements): New function.
18437 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18438 * tree-inline.h (copy_body_data): Add statements_to_fold.
18440 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18442 * config.gcc: Mention libgcc/config.host.
18443 * Makefile.in: Update comments mentioning libgcc.
18444 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18445 (all.cross, start.encap, rest.encap, rest.cross): Update
18446 dependencies for libgcc move.
18447 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18448 (clean-target, clean-target-libgcc): Delete.
18449 (srcdirify, GCC_EXTRA_PARTS): New macros.
18450 (libgcc-support, libgcc.mvars): New rules.
18451 (distclean): Remove mention of mklibgcc.
18452 (install): Don't reference INSTALL_LIBGCC.
18453 (install-common): Don't reference EXTRA_PARTS.
18454 (install-libgcc, install-multilib): Delete rules.
18455 * mklibgcc.in: Delete file.
18456 * doc/configfiles.texi: Don't mention mklibgcc.
18458 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18459 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18460 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18461 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18462 (mklibgcc, ldblspecs): Likewise.
18464 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18465 (posixpre.def): Use $(T).
18466 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18467 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18468 (SHLIB_LINK): Make dummy.
18469 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18471 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18473 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18474 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18475 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18476 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18478 * configure.ac (all_outputs): Remove mklibgcc.
18479 * configure: Regenerated.
18481 2007-01-03 Josh Conner <jconner@apple.com>
18483 PR middle-end/29683
18484 * calls.c (compute_argument_addresses): Set stack and stack_slot
18485 for partial args, too.
18486 (store_one_arg): Use locate.size.constant for the size when
18487 generating a save_area.
18489 2007-01-03 Robert Kennedy <jimbob@google.com>
18491 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18492 whose definitions are deleted due to basic block merging.
18494 2007-01-03 Paul Brook <paul@codesourcery.com>
18497 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18499 (use_return_insn): Return 0 for Thumb interrupt functions.
18500 (print_multi_reg): Add rfe argument for IRQ returns.
18501 (arm_output_epilogue): Pop interrupt return address directly into PC.
18502 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18504 2007-01-03 Paul Brook <paul@codesourcery.com>
18506 Merge from sourcerygxx-4_1.
18507 * config/arm/thumb2.md: New file.
18508 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18510 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18511 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18512 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18513 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18515 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18516 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18518 * config/arm/ieee754-sf.S: Ditto.
18519 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18520 (thumb1_base_register_rtx_p): ... to this.
18521 (thumb_index_register_rtx_p): Rename...
18522 (thumb1_index_register_rtx_p): ... to this.
18523 (thumb_output_function_prologue): Rename...
18524 (thumb1_output_function_prologue): ... to this.
18525 (thumb_legitimate_address_p): Rename...
18526 (thumb1_legitimate_address_p): ... to this.
18527 (thumb_rtx_costs): Rename...
18528 (thumb1_rtx_costs): ... to this.
18529 (thumb_compute_save_reg_mask): Rename...
18530 (thumb1_compute_save_reg_mask): ... to this.
18531 (thumb_final_prescan_insn): Rename...
18532 (thumb1_final_prescan_insn): ... to this.
18533 (thumb_expand_epilogue): Rename...
18534 (thumb1_expand_epilogue): ... to this.
18535 (arm_unwind_emit_stm): Rename...
18536 (arm_unwind_emit_sequence): ... to this.
18537 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18538 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18539 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18540 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18541 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18542 thumb2_output_casesi): New functions.
18543 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18544 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18545 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18546 THUMB2_WORK_REGS): Define.
18547 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18548 arm_condexec_mask, arm_condexec_masklen)): New variables.
18549 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18550 (arm_override_options): Check new CPU capabilities.
18551 Set new architecture flag variables.
18552 (arm_isr_value): Handle v7m interrupt functions.
18553 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18555 (const_ok_for_arm): Handle Thumb-2 constants.
18556 (arm_gen_constant): Ditto. Use movw when available.
18557 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18559 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18560 (thumb_find_work_register, arm_load_pic_register,
18561 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18562 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18563 print_multi_reg, output_mov_long_double_fpa_from_arm,
18564 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18565 output_mov_double_fpa_from_arm, output_move_double,
18566 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18567 output_return_instruction, arm_output_function_prologue,
18568 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18569 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18570 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18571 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18572 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18573 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18575 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18576 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18577 (arm_file_start): Output directive for unified syntax.
18578 (arm_unwind_emit_set): Handle stack alignment instruction.
18579 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18580 Add v6t2, v7, v7a, v7r and v7m.
18581 (RETLDM): Add Thumb-2 code.
18582 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18583 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18584 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18585 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18586 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18587 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18588 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18589 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18590 ADJUST_INSN_LENGTH): Define.
18591 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18592 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18593 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18594 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18595 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18596 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18597 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18598 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18599 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18600 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18601 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18602 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18603 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18604 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18605 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18606 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18607 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18609 * config/arm/arm-tune.md: Regenerate.
18610 * config/arm/arm-protos.h: Update prototypes.
18611 * config/arm/vfp.md: Enable patterns for Thumb-2.
18612 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18613 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18614 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18615 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18616 * config/arm/libunwind.S: Add Thumb-2 code.
18617 * config/arm/constraints.md: Update include Thumb-2.
18618 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18619 * config/arm/ieee754-df.S: Ditto.
18620 * config/arm/bpabi.S: Ditto.
18621 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18622 * config/arm/predicates.md (low_register_operand,
18623 low_reg_or_int_operand, thumb_16bit_operator): New.
18624 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18625 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18626 * config/arm/t-arm-elf: Add armv7 multilib.
18627 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18629 (UNSPEC_STACK_ALIGN, ce_count): New.
18630 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18631 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18633 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18634 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18635 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18636 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18637 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18638 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18640 * doc/extend.texi: Document ARMv7-M interrupt functions.
18641 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18643 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18645 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18646 (struct _Unwind_Context): Rename args_size to flags, remove
18647 signal_frame field, add a new args_size field and version field.
18648 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18649 _Unwind_IsExtendedContext): New inline functions.
18650 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18651 Assume by_value array is only present if _Unwind_IsExtendedContext.
18652 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18653 _Unwind_IsSignalFrame.
18654 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18655 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18656 (uw_init_context_1): Initialize context->flags to
18657 EXTENDED_CONTEXT_BIT.
18658 * config/rs6000/linux-unwind.h (frob_update_context): Use
18659 _Unwind_SetSignalFrame.
18661 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18663 PR middle-end/30353
18664 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18665 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18668 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18670 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18671 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18672 RET, AT_SP): Remove.
18673 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18676 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18677 * cfgbuild.c (find_basic_blocks): Likewise.
18678 * cfgrtl.c (rtl_create_basic_block): Likewise.
18679 * function.c (temp_slots_at_level): Likewise.
18680 * reg-stack.c (stack_regs_mentioned): Likewise.
18681 * regclass.c (allocate_reg_info): Likewise.
18682 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18683 set_bb_for_stmt, move_block_to_fn): Likewise.
18684 * tree-complex.c (tree_lower_complex): Likewise.
18685 * vec.h (VEC_safe_grow_cleared): New.
18687 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18689 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18691 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18692 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18694 * cfgloopmanip.c (scale_loop_frequencies): Export.
18695 (loopify): Scale the frequencies by prescribed coefficients.
18696 (set_zero_probability): New function.
18697 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18698 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18699 and frequencies according to arguments.
18700 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18702 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18703 * modulo-sched.c (sms_schedule): Set probabilities for entering
18704 versioned loop correctly.
18705 * tree-vect-transform.c (vect_transform_loop): Ditto.
18706 * cfgloop.h (loopify, loop_version): Declaration changed.
18707 (scale_loop_frequencies): Declared.
18709 2007-01-02 Jan Hubicka <jh@suse.cz>
18711 * cgraph.c: Include tree-flow.h
18712 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18713 early_local_passes.
18714 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18715 * tree-pass.h (pass_all_early_optimizations): Declare.
18716 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18717 early_local_passes.
18718 (cgraph_analyze_function): Do early_local_passes.
18719 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18720 Do not add referenced vars.
18721 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18723 (gate_all_early_local_passes): New gate.
18724 (pass_early_local_passes): Use new gate.
18725 (execute_early_local_optimizations): New functions.
18726 (gate_all_early_optimizations): New gate.
18727 (pass_all_early_optimizations): New pass.
18728 (execute_free_datastructures): Free SSA only when initialized.
18729 (gate_init_datastructures): Init only when optimizing.
18730 (tree_lowering_passes): Do early local passes when called late.
18731 * tree-profile.c (do_tree_profiling): Don't profile functions added
18733 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18734 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18736 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18737 during early_local_passes.
18738 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18741 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18743 * Makefile.in: Update copyright year.
18745 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18747 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18748 in $(lang_checks) and check-consistency targets.
18750 2007-01-02 Jan Hubicka <jh@suse.cz>
18752 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18753 Do not add referenced vars.
18754 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18756 * passes.c (init_optimization_passes): Put mudflap_2 after
18757 free_datastructures.
18759 2007-01-02 Jan Hubicka <jh@suse.cz>
18761 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18762 Set NOTHROW flag on call statements proved to be nothrow.
18763 Update statement of local calls so new pure/const functions are
18764 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18766 (tree_rest_of_compilation): Register hooks and initialize bitmap
18767 early. Do not set after_inlining flag.
18769 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18771 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18772 HOST_BITS_PER_LONGLONG
18774 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18777 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18778 warning for non-static initializers.
18780 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18782 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18783 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18784 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18785 Always use set_unique_reg_note to add REG_EQUAL notes.
18787 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18790 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18792 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18793 * cfgbuild.c (find_basic_blocks): Likewise.
18794 * cfgrtl.c (rtl_create_basic_block): Likewise.
18795 * function.c (temp_slots_at_level): Likewise.
18796 * reg-stack.c (stack_regs_mentioned): Likewise.
18797 * regclass.c (allocate_reg_info): Likewise.
18798 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18799 set_bb_for_stmt, move_block_to_fn): Likewise.
18800 * tree-complex.c (tree_lower_complex): Likewise.
18801 * vec.h (VEC_safe_grow_cleared): New.
18803 2007-01-02 Ian Lance Taylor <iant@google.com>
18805 * c-common.c (c_common_truthvalue_conversion): When warning about
18806 using an assignment as a truth value, set TREE_NO_WARNING.
18808 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18811 * c.opt (Wold-style-declaration): New.
18812 * doc/invoke.texi (C-only Warning Options): New.
18813 (Wold-style-declaration): Document it.
18814 (Wextra): Enabled by -Wextra.
18815 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18816 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18817 -Wold-style-declaration.
18819 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18821 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18822 * cfgbuild.c (find_basic_blocks): Likewise.
18823 * cfgrtl.c (rtl_create_basic_block): Likewise.
18824 * function.c (temp_slots_at_level): Likewise.
18825 * reg-stack.c (stack_regs_mentioned): Likewise.
18826 * regclass.c (allocate_reg_info): Likewise.
18827 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18828 set_bb_for_stmt, move_block_to_fn): Likewise.
18829 * tree-complex.c (tree_lower_complex): Likewise.
18830 * vec.h (VEC_safe_grow_cleared): New.
18832 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18834 * c-common.c (c_common_nodes_and_builtins): Since variants of
18835 void_type_node get built before it is given a name, we need to
18836 give those variants the name, too.
18837 (complete_array_type): We need to work with the canonical main
18838 type of the array, from which we will build the qualified version.
18839 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18840 * print-tree.c (print_node): Display canonical type information
18842 * stor-layout.c (layout_type): When we don't know the
18843 alignment of a type for which we're building an array, we end up
18844 guessing wrong, so make the type require structural equality.
18845 * tree.c (make_node_stat): When we build a new type, it is its
18846 own canonical type.
18847 (build_type_attribute_qual_variant): When building an attribute
18848 variant, its canonical type is the non-attribute variant. However,
18849 if the attributes are target-dependent and they differ, we need to
18850 use structural equality checks for this type.
18851 (build_qualified_type): A qualified type is not equivalent to its
18852 unqualified variant; set the canonical type appropriately.
18853 (build_distinct_type_copy): When building a distinct type from
18854 another type, the new type is its own canonical type.
18855 (build_variant_type_copy): When building a new type variant, we
18856 assume that it is equivalent to the original type.
18857 (build_pointer_type_for_mode): When building a pointer type, also
18858 build a canonical type pointer.
18859 (build_reference_type_for_mode): When building a reference type,
18860 also build a canonical type reference.
18861 (build_index_type): When we can't hash an index type (e.g.,
18862 because its maximum value is negative), the index type requires
18863 structural equality tests.
18864 (build_array_type): Build the canonical form of an array type.
18865 (build_function_type): Function types require structural equality,
18866 because they contain default arguments, attributes, etc.
18867 (build_method_type_directly): Ditto for method types.
18868 (build_offset_type): Build the canonical offset type.
18869 (build_complex_type): Build the canonical vector type.
18870 (make_vector_type): Build the canonical vector type.
18871 * tree.h (TYPE_CANONICAL): New.
18872 (TYPE_STRUCTURAL_EQUALITY_P): New.
18873 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18874 (struct tree_type): Added "canonical" field.
18875 * params.h (VERIFY_CANONICAL_TYPES): New.
18876 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18877 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18878 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18879 * doc/invoke.texi (verify-canonical-types): Document --param
18880 parameter for verifying canonical types.
18882 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18884 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18885 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18886 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18887 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18889 * config/rs6000/e500.h: New.
18890 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18891 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18893 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18894 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18895 TARGET_E500_DOUBLE): Remove.
18896 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18897 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18898 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18899 * config/rs6000/rs6000.c (rs6000_override_options): Use
18900 CHECK_E500_OPTIONS.
18902 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18904 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18905 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18906 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18907 rs6000_emit_cmove): Don't check TARGET_E500.
18908 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18909 sordered): Don't check TARGET_E500.
18911 2007-01-01 Eric Christopher <echristo@apple.com>
18913 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18914 HARD_REGISTER_NUM_P.
18916 2007-01-01 Roger Sayle <roger@eyesopen.com>
18918 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18919 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18920 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18923 2007-01-01 Mike Stump <mrs@apple.com>
18925 * configure.ac: Remove support for building with Apple's gcc-3.1.
18927 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18929 PR middle-end/30311
18930 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18931 REG is a hard register. Do not modify REG before calling
18933 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18934 multiple of the size of YMODE for certain lowpart cases.
18936 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18938 PR middle-end/30253
18939 * gimplify (voidify_wrapper_expr): Update for
18940 GIMPLE_MODIFY_STMT.
18942 2007-01-01 Andreas Schwab <schwab@suse.de>
18945 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18946 save of BR0 in extra_spill_size instead of spill_size.
18947 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18949 (ia64_expand_epilogue): Restore BR0 from its new location.
18951 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18953 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18954 Use a temporary variable if the left hand side is not a gimple
18957 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18959 * gimplify.c (gimplify_return_expr): Make the temporary variable
18960 for the return expression, a gimple register variable.
18962 2007-01-01 Jan Hubicka <jh@suse.cz>
18964 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18967 2007-01-01 Mike Stump <mrs@apple.com>
18969 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18971 * config/darwin.c (machopic_select_rtx_section): Use
18972 HAVE_GAS_LITERAL16.
18973 (darwin_mergeable_constant_section): Likewise.
18974 * configure: Regenerate.
18975 * config.in: Regenerate.
18977 2007-01-01 Jan Hubicka <jh@suse.cz>
18978 Andrew Pinski <pinskia@gmail.com>
18980 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18981 before starting IPA passes.
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