1 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
3 PR tree-optimization/32589
4 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
6 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7 predicate, extracted from...
8 (set_rhs): ...here. Call it for the expression on entry.
9 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
11 (simplify_binary_expression): Use valid_gimple_expression_p
12 to validate the simplification.
13 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
15 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
17 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
18 DWARF2_DEBUG on 32 bit target too.
19 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
21 2007-07-11 Nick Clifton <nickc@redhat.com>
23 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
24 version for 64-bit hosts.
26 2007-07-10 David Daney <ddaney@avtrex.com>
28 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
30 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
32 * config/mips/mips.c (mips_expand_synci_loop): New function.
33 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
37 (clear_cache): New expand.
42 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
44 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
45 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
47 2007-07-10 Ian Lance Taylor <iant@google.com>
49 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
52 2007-07-10 David Daney <ddaney@avtrex.com>
54 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
55 * builtins.c (expand_builtin___clear_cache): New function.
56 (expand_builtin): Call expand_builtin___clear_cache for
57 BUILT_IN_CLEAR_CACHE case.
58 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
59 * doc/md.texi (clear_cache): Document new instruction pattern.
60 * testsuite/gcc.dg/builtins-64.c: New test.
62 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
64 * config/cris/cris.md ("movsi"): Fix typo in last change.
66 2007-07-09 Geoffrey Keating <geoffk@apple.com>
69 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
71 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
72 * varasm.c (assemble_start_function): Honor DECL_ALIGN
73 for FUNCTION_DECLs. Don't use align_functions_log if
75 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
76 even for FUNCTION_DECLs.
77 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
79 * tree.h (DECL_ALIGN): Update for new location of 'align'.
80 (DECL_FUNCTION_CODE): Update for new location and name of
82 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
83 (struct tree_decl_common): Move 'align' and 'off_align' out
84 of union, ensure they're still on a 32-bit boundary. Remove
85 other fields in union 'u1'.
86 (struct tree_function_decl): Add field 'function_code' replacing
87 'u1.f' in tree_decl_common.
88 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
89 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
90 (Variable Attributes): Cross-reference 'aligned' attribute
91 to Function Attributes.
92 * flags.h (force_align_functions_log): Delete.
93 * toplev.c (force_align_functions_log): Delete.
95 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
98 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
99 (*vec_concatv2di_rex): New insn pattern.
101 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
104 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
106 2007-07-10 Ian Lance Taylor <iant@google.com>
108 Replace no_new_pseudos in backends.
109 * rtl.h (can_create_pseudo_p): Define.
110 * config/darwin.c (machopic_indirect_data_reference): Use
111 can_create_pseudo_p () instead of no_new_pseudos.
112 (machopic_indirect_data_reference): Likewise.
113 (machopic_legitimize_pic_address): Likewise.
114 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
115 (alpha_emit_set_const_1): Likewise.
116 (alpha_emit_set_const): Likewise.
117 (alpha_emit_conditional_move): Likewise.
118 (alpha_split_conditional_move): Likewise.
119 * config/alpha/alpha.md (various splitters): Likewise.
121 * config/arm/arm.c (legitimize_pic_address): Likewise.
122 (arm_load_pic_register): Likewise.
123 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
124 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
125 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
126 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
127 * config/cris/cris.md (movsi): Likewise.
128 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
129 (symGOTOFF2reg_hilo): Likewise.
130 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
131 * config/h8300/h8300.md (insv, extzv): Likewise.
132 * config/i386/i386.c (ix86_expand_move): Likewise.
133 (ix86_expand_vector_move): Likewise.
134 (ix86_prepare_fp_compare_args): Likewise.
135 (ix86_expand_carry_flag_compare): Likewise.
136 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
137 (tls_dynamic_gnu2_combine_32): Likewise.
138 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
139 * config/ia64/ia64.c (ia64_expand_move): Likewise.
140 (ia64_expand_movxf_movrf): Likewise.
141 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
142 (m32c_split_move): Likewise.
143 (m32c_expand_insv): Likewise.
144 * config/m68k/m68k.md (movsi): Likewise.
145 * config/mips/mips.c (mips_force_temporary): Likewise.
146 (mips_split_symbol): Likewise.
147 (mips_move_integer): Likewise.
148 (mips_legitimize_const_move): Likewise.
149 * config/mn10300/mn10300.md (movsi): Likewise.
150 * config/pa/pa.c (emit_move_sequence): Likewise.
151 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
152 (rs6000_got_register): Likewise.
153 (create_TOC_reference): Likewise.
154 (rs6000_machopic_legitimize_pic_address): Likewise.
155 * config/rs6000/rs6000.md (add<mode>3): Likewise.
156 (various splitters): Likewise.
157 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
158 (movsi_got): Likewise.
159 * config/s390/s390.c (emit_symbolic_move): Likewise.
160 * config/s390/s390.md (movhi, movqi): Likewise.
161 (load_multiple, store_multiple): Likewise.
162 * config/score/score.c (score_force_temporary): Likewise.
163 * config/sh/sh.c (prepare_move_operands): Likewise.
164 (prepare_cbranch_operands): Likewise.
165 (emit_fpu_switch): Likewise.
166 (fpscr_set_from_mem): Likewise.
167 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
168 (adddi3, subsi3): Likewise.
169 (various splitters): Likewise.
170 (divsi_inv_fp_combine): Likewise.
171 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
172 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
174 * config/sh/predicates.md (xor_operand): Likewise.
175 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
176 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
177 (movdi_pic_label_ref): Likewise.
178 * config/spu/spu.c (spu_split_immediate): Likewise.
179 * config/alpha/alpha.md (various splitters): Remove test
180 !no_new_pseudos || reload_completed.
181 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
183 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
184 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
185 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
186 * config/score/score.c (th_output_mi_thunk): Likewise.
187 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
188 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
190 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
192 PR rtl-optimization/32664
193 * mode-switching.c (create_pre_exit): Skip barrier insns.
195 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
197 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
198 force_gimple_operand_bsi.
199 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
200 rewrite_use_compare): Ditto.
201 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
203 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
204 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
205 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
206 * tree-profile.c (prepare_instrumented_value,
207 tree_gen_interval_profiler, tree_gen_pow2_profiler,
208 tree_gen_one_value_profiler, tree_gen_ic_profiler,
209 tree_gen_ic_func_profiler, tree_gen_average_profiler,
210 tree_gen_ior_profiler): Ditto.
211 * tree-ssa-reassoc.c (negate_value): Ditto.
212 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
213 Use force_gimple_operand_bsi.
214 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
215 * tree-if-conv.c (add_to_dst_predicate_list,
216 find_phi_replacement_condition): Ditto.
217 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
218 Call mark_symbols_for_renaming for new statements.
219 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
221 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
223 * cfghooks.c (remove_edge): New function.
224 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
226 * cfghooks.h (remove_edge): Declare.
227 * cfg.c (remove_edge): Renamed to remove_edge_raw.
228 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
230 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
232 * optabs.h: Added declaration for signbit_optab.
233 * optabs.c: (init_optabs): Added initialization for signbit_optab.
234 * genoptinit.c (optabs): Added entry for signbit insns.
235 * builtins.c (expand_builtin_signbit): Added code to use a signbit
237 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
238 * config/s390/s390.md (signbit<mode>2): New expander.
240 2007-07-09 Richard Guenther <rguenther@suse.de>
243 * fold-const.c (fold_plusminus_mult_expr): Move constant
244 arguments second to allow decomposing.
246 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
249 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
251 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
252 Disregard DECL_FROM_INLINE.
254 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
257 * doc/invoke.texi: Add ftree-reassoc flag.
258 * common.opt (ftree-reassoc): New flag.
259 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
260 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
262 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
264 PR tree-optimization/32681
265 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
266 saved in second_edge->aux when first_bb is a loop header.
268 2007-07-09 Jan HUbicka <jh@suse.cz>
270 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
272 2007-07-09 Richard Guenther <rguenther@suse.de>
274 * c-decl.c (start_function): Do not promote return type.
276 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
278 * function.c (do_warn_unused_parameter): Do not warn if
279 TREE_NO_WARNING is set.
281 2007-07-08 Andreas Schwab <schwab@suse.de>
283 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
285 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
288 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
290 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
291 apply to assembly language, too.
292 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
294 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
296 Revert (note the sccvn portions are *not* reverted)
297 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
299 Fix PR tree-optimization/23488
301 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
303 * tree-flow-inline.h (get_value_handle): Ditto.
304 * tree-ssa-pre.c (decl_vh_map): New.
305 (decl_node_pool): New.
306 (can_value_number_operation): Support DECL_P.
307 (can_PRE_operation): Ditto.
308 (create_expression_by_pieces): Ditto.
309 (find_existing_value_expr): Modify to differnetiate between
310 addressing and top level.
311 (create_value_handle_for_expr): Handle DECL's.
312 (poolify_tree): Ditto.
313 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
314 (make_values_for_stmt): Handle DECL's properly.
315 (init_pre): Reorg to not init useless things during FRE.
317 * tree-flow.h: Include pointer-set.h.
318 (decl_vh_map): Declare.
319 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
321 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
323 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
324 the constraint description.
325 * doc/md.texi: Update documentation of AVR constraints.
327 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
329 * auto-inc-dec.c, config/arm/arm.c,
330 config/m32r/constraints.md, config/mips/mips.md,
331 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
332 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
333 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
334 typos. Follow spelling conventions.
335 * doc/invoke.texi, doc/rtl.texi: Fix typos.
337 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
338 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
340 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
341 realloc_vuse): Remove.
342 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
345 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
347 Fix PR tree-optimization/23488
349 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
350 (try_to_simplify): Ditto.
352 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
354 * tree-flow-inline.h (get_value_handle): Ditto.
355 * tree-ssa-pre.c (decl_vh_map): New.
356 (decl_node_pool): New.
357 (can_value_number_operation): Support DECL_P.
358 (can_PRE_operation): Ditto.
359 (create_expression_by_pieces): Ditto.
360 (find_existing_value_expr): Modify to differnetiate between
361 addressing and top level.
362 (create_value_handle_for_expr): Handle DECL's.
363 (poolify_tree): Ditto.
364 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
365 (make_values_for_stmt): Handle DECL's properly.
366 (init_pre): Reorg to not init useless things during FRE.
368 * tree-flow.h: Include pointer-set.h.
369 (decl_vh_map): Declare.
370 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
372 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
374 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
375 apply to assembly language, too.
376 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
378 2007-07-06 Ian Lance Taylor <iant@google.com>
379 Zack Weinberg <zackw@panix.com>
382 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
384 2007-07-06 Richard Sandiford <richard@codesourcery.com>
386 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
387 (prefetch): Likewise if "pref" would be used.
389 2007-07-06 Josh Conner <jconner@apple.com>
393 * calls.c (store_one_arg): Handle arguments which are partially
394 on the stack when detecting argument overlap.
396 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
398 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
399 chosen during find_reloads.
401 2007-07-06 Richard Guenther <rguenther@suse.de>
403 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
404 TYPE_ARG_TYPES for verification of argument types. Use
405 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
406 parameters as variable arguments.
408 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
410 * libgcc2.h (word_type): Type definition removed.
411 (cmp_return_type, shift_count_type): Type definitions added.
412 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
413 replaced with shift_count_type.
414 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
416 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
417 changed from word_type to Wtype.
418 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
419 replaced with shift_count_type.
420 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
422 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
423 and libgcc_shift_count attribute added.
424 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
425 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
426 (TARGET_INITIALIZER): New target hooks added.
427 * targhooks.c (default_libgcc_cmp_return_mode,
428 default_libgcc_shift_count_mode): Default implementations for the new
430 * targhooks.h (default_libgcc_cmp_return_mode,
431 default_libgcc_shift_count_mode): Function prototypes added.
432 * target.h (struct gcc_target): Fields for the new target hooks added.
433 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
435 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
438 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
439 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
441 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
442 s390_libgcc_shift_count_mode): Functions added.
443 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
444 Target hooks defined.
446 2007-07-06 Richard Sandiford <richard@codesourcery.com>
448 * config/mips/mips.c (compute_frame_size): Restore the original
449 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
450 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
451 Document why the difference is needed.
453 2007-07-06 Richard Guenther <rguenther@suse.de>
455 * c-common.c (boolean_increment): Use correctly typed
458 2007-07-06 Richard Sandiford <richard@codesourcery.com>
460 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
461 the topmost argument register is not also included in the save mask.
462 (mips16e_collect_argument_save_p): Take a pointer to the argument
463 register, rather than a pointer to the number of arguments.
464 (mips16e_collect_argument_saves): Only include argument saves
465 that aren't in the register mask.
467 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
469 PR rtl-optimization/32450
470 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
471 to ensure that instructions are not moved into the prologue when
472 profiling is on. Remove unused prologue_end variable.
473 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
474 as a scheduling barrier.
476 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
479 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
480 Disregard DECL_FROM_INLINE.
482 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
484 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
485 IORing with a constant.
487 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
489 PR rtl-optimization/32475
490 * df-scan.c (df_def_record_1): Add a use of the stack pointer
491 for every definition of the stack pointer.
493 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
495 * arm.c (vfp3_const_double_index): Copy signed results of
496 REAL_VALUE_TO_INT into unsigned vars.
498 2007-07-05 Richard Guenther <rguenther@suse.de>
501 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
503 * tree-ssa.c (useless_type_conversion_p): Check canonical
506 2007-07-05 Anatoly Sokolov <aesok@post.ru>
508 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
509 zero_extendhisi2): Change to define_insn_and_split.
510 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
512 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
514 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
515 pass_match_asm_constraints): New.
516 * passes.c (init_optimization_passes): Add new pass.
517 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
518 * function.h (struct function): Add has_asm_statement bit.
519 (current_function_has_asm_statement): New.
520 * tree-pass.h (pass_match_asm_constraints): New.
522 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
524 * config/mips/mips.c (mips_file_start): Avoid declaration
527 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
529 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
531 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
533 * rtl.def (NOTE): Change print format string to print
534 operand 5 as a note insn name.
536 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
537 David Ung <davidu@mips.com>
539 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
540 * doc/invoke.texi: (MIPS Options): Document them.
542 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
543 David Ung <davidu@mips.com>
545 Add support for SmartMIPS ASE.
547 * optabs.c (expand_binop_directly): New, broken out from...
548 (expand_binop): Here. Make it try rotating in the other
549 direction even when the second operand isn't constant.
550 * config/mips/mips.md (*lwxs): New.
551 * config/mips/mips.opt (msmartmips): New.
552 * config/mips/mips.c (mips_lwxs_address_p): New.
553 (mips_rtx_costs): Make it recognize scaled indexed addressing.
554 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
555 __mips_smartmips when compiling for TARGET_SMARTMIPS.
556 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
558 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
559 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
560 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
561 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
562 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
563 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
564 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
566 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
568 * tree-vectorizer.c (new_loop_vec_info): Initialize
569 LOOP_VINFO_COST_MODEL_MIN_ITERS.
570 * tree-vectorizer.h (_loop_vec_info): Added new filed
571 min_profitable_iters.
572 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
573 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
574 * tree-vect-analyze.c (vect_analyze_operations): Set
575 LOOP_VINFO_COST_MODEL_MIN_ITERS.
576 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
577 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
578 Fix calculation of peel_iters_prologue. Move consideration of epilogue
579 and prologue cost to after they are computed.
580 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
582 (vect_model_simple_cost): Takes additional argument dt. Consider cost
583 of creating vectors from scalars according to dt.
584 (vect_model_store_cost): Likewise.
585 (vectorizable_call): Use dt array instead of scalar dt. Call
586 vect_model_simple_cost with additional argument dt.
587 (vectorizable_assignment): Likewise.
588 (vectorizable_operation): Likewise.
589 (vectorizable_type_demotion): Likewise.
590 (vectorizable_type_promotion): Likewise.
591 (vectorizable_store): Use dt array instead of scalar dt. Call
592 vect_model_store_cost with additional argument dt.
593 (vect_do_peeling_for_loop_bound): Don't call
594 vect_estimate_min_profitable_iters. Instead, lookup
595 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
596 "may not be profitable".
598 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
601 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
602 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
603 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
604 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
606 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
608 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
609 addressing modes cheaper.
611 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
613 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
614 (dw_ranges_struct): Rename block_num to num. Adjust.
615 (dw_ranges_by_label_struct): New.
616 (ranges_by_label, ranges_by_label_allocated,
617 ranges_by_label_in_use): New variables.
618 (add_ranges_num): Factored most of the code out of...
619 (add_ranges): ... this one. Rewrite in terms of the former.
620 (add_ranges_by_labels): New.
621 (output_ranges): Output by-label ranges.
622 (dwarf2out_finish): Output range for multiple-section
623 compile_unit. Output standard DW_AT_low_pc in addition to
624 unexpected DW_AT_entry_pc.
626 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
628 PR tree-optimization/32604
629 PR tree-optimization/32606
631 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
632 (compute_antic_safe): Removed.
633 (ANTIC_SAFE_LOADS): Ditto.
634 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
635 (execute_pre): Don't call compute_antic_safe.
636 (vuse_equiv): New function.
637 (make_values_for_stmt): Use it
638 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
641 2007-07-04 Anatoly Sokolov <aesok@post.ru>
644 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
646 (avr_attribute_table): Make "naked" attribute apply to function types
647 rather than to decls.
648 (avr_handle_fntype_attribute): New function.
650 2007-07-04 Joseph Myers <joseph@codesourcery.com>
652 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
655 2007-07-04 David Ung <davidu@mips.com>
656 Joseph Myers <joseph@codesourcery.com>
658 * config/mips/mips.md (type): Add logical, signext and move.
659 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
660 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
661 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
662 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
663 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
664 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
665 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
666 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
667 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
668 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
669 movv2sf_hardfloat_64bit): Use the new types.
670 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
671 *movdf_softfloat, *movdf_mips16): Use "multi".
672 (extendqihi2): Replace with a define_expand.
673 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
674 Based on extend<SHORT:mode><GPR:mode>2 patterns.
675 * config/mips/74k.md (r74k_int_logical): New reservation and
677 (r74k_int_arith): Remove "slt".
678 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
679 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
680 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
681 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
682 reservations for "arith".
684 2007-07-04 Richard Guenther <rguenther@suse.de>
686 * tree-ssa.c (useless_type_conversion_p): Add handling for
687 scalar float and vector types. Only call the types_compatible_p
688 langhook for aggregate types as last resort. Follow the
691 2007-07-04 Richard Guenther <rguenther@suse.de>
693 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
694 the same as NOP_EXPR.
696 2007-07-04 Nick Clifton <nickc@redhat.com>
698 * target.h (struct gcc_target): Add target_help field.
699 * target-def.h (TARGET_HELP): New.
700 (TARGET_INITIALIZER): Use TARGET_HELP.
701 * opts.c (command_handle_option): Invoke target_help function, if
702 defined, when the user has specified --target-help on the command
704 * doc/invoke.texi: Mention that --target-help might print
705 additional information.
706 * doc/tm.texi: Document TARGET_HELP hook.
708 * arm.c (TARGET_HELP): Override default definition.
709 (arm_target_help): New - display a wrapped list of cores and
710 architectures supported.
712 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
714 * config/gcc/v850/v850.c (expand_prologue): Make sure
715 GEN_INT() argument is sign extended rather than zero extended.
716 (expand_epilogue): Likewise.
717 (output_move_double): Delete.
718 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
719 * config/gcc/v850/v850.md (movdi): Delete.
720 (*movdi_internal): Delete.
722 (*movdf_internal): Delete.
724 2007-07-04 Richard Sandiford <richard@codesourcery.com>
726 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
727 unless compiling RTP PIC.
729 2007-07-04 Richard Guenther <rguenther@suse.de>
731 PR tree-optimization/32482
732 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
733 original ssa name if we didn't find a shift expression.
734 Fix shift constant for bit zero test.
736 2007-07-04 Richard Sandiford <richard@codesourcery.com>
738 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
740 2007-07-04 Richard Sandiford <richard@codesourcery.com>
742 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
743 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
744 * config/arm/vxworks.h (ASM_SPEC): Delete.
745 (SUBTARGET_EXTRA_ASM_SPEC): Define.
747 2007-07-04 Sebastian Pop <sebpop@gmail.com>
749 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
750 (DDR_REVERSED_P): New.
751 * tree-data-ref.c (initialize_data_dependence_relation,
752 build_classic_dist_vector): Set DDR_REVERSED_P.
754 2007-07-04 Sebastian Pop <sebpop@gmail.com>
757 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
758 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
759 init_omega_for_ddr_1): Use non conservative number of iterations
761 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
762 (analyze_siv_subscript): Remove FIXME and reinitialization of
763 last_conflicts to chrec_dont_know.
764 * testsuite/gfortran.dg/vect/pr32457.f90: New.
766 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
768 * tree.c (maybe_canonicalize_argtypes): Improve description.
770 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
772 * tree.c (maybe_canonicalize_argtypes): New.
773 (build_function_type): Set canonical type.
774 (build_method_type_directly): Ditto.
775 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
778 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
780 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
782 (rewrite_use_nonlinear_expr): Likewise.
784 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
786 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
788 2007-07-04 Ben Elliston <bje@au.ibm.com>
790 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
793 * c-objc-common.c (c_types_compatible_p): Fix indentation.
795 * doc/tm.texi (Run-time Target): Capitalise "CPU".
796 (Exception Handling): Likewise.
798 2007-07-03 Jan Hubicka <jh@suse.cz>
800 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
802 2007-07-03 Eric Christopher <echristo@apple.com>
804 * doc/cppopts.texi: Add conflicting option note to -dM.
805 * doc/invoke.texi: Add note about possible conflicts with
806 -E for -dCHARS and note that -dM will not produce
807 any results if there is no machine dependent reorg.
809 2007-07-03 Geoffrey Keating <geoffk@apple.com>
811 * tree.h (DECL_ALIGN): Back out previous change.
813 2007-07-03 Joseph Myers <joseph@codesourcery.com>
815 * configure.ac: Test for .dtprelword support on MIPS.
816 * configure, config.in: Regenerate.
817 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
818 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
820 2007-07-03 Julian Brown <julian@codesourcery.com>
822 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
823 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
824 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
825 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
827 (all_fpus): Add FPUTYPE_VFP3.
828 (fp_model_for_fpu): Add VFPv3 field.
829 (arm_rtx_costs_1): Give cost to VFPv3 constants.
830 (vfp3_const_double_index): New function. Return integer index of
831 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
833 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
834 and argument represents a valid RTX for a VFPv3 constant.
835 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
837 (vfp_emit_fstmd): Similar, for fstmd.
838 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
839 constants, represented as integer indices.
840 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
841 VFP_REGNO_OK_FOR_DOUBLE macros.
842 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
843 (arm_file_start): Set float-abi attribute for VFPv3, and output
844 correct ".fpu" assembler directive.
845 (arm_dbx_register_numbering): Add FIXME.
846 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
847 (fputype): Add FPUTYPE_VFP3.
848 (FIXED_REGISTERS): Add 32 registers for D16-D31.
849 (CALL_USED_REGISTERS): Likewise.
850 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
851 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
852 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
853 (D7_VFP_REGNUM): New.
854 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
855 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
856 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
857 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
858 (REG_ALLOC_ORDER): Adjust for VFPv3.
859 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
860 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
861 VFP_LO_REGS, VFP_HI_REGS.
862 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
863 (IS_VFP_CLASS): Define macro.
864 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
866 (REGISTER_MOVE_COST): Likewise.
867 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
868 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
869 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
870 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
871 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
872 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
873 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
874 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
875 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
876 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
877 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
878 where appropriate for single-word registers.
879 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
880 As above. Fix type attributes.
881 * config/arm/constraints.md (register_contraint "t"): Define.
882 (register_constraint "w"): Change to D0-D15, or D0-D31 for
884 (register_constraint "x"): Define.
885 (constraint "Dv"): Define.
887 2007-07-03 Geoffrey Keating <geoffk@apple.com>
889 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
891 2007-07-03 Tom Tromey <tromey@redhat.com>
893 * c-parser.c (objc_pq_context): Removed.
894 (objc_need_raw_identifier): Likewise.
895 (c_parser) <objc_pq_context>: New field.
896 <objc_need_raw_identifier>: Likewise.
897 (OBJC_NEED_RAW_IDENTIFIER): Removed.
898 (c_lex_one_token): Update.
899 (c_parser_objc_protocol_definition): Update.
900 (c_parser_objc_method_definition): Update.
901 (c_parser_objc_methodproto): Update.
902 (c_parser_declspecs): Update.
904 2007-07-03 David Ung <davidu@mips.com>
906 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
908 2007-07-03 David Ung <davidu@mips.com>
909 Richard Sandiford <richard@codesourcery.com>
911 * doc/invoke.texi: Document -march=74kf3_2.
912 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
913 (TUNE_74K): Check for it.
914 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
915 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
916 * config/mips/mips.md (cpu): Add 74kf3_2.
917 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
918 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
919 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
920 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
921 74kf3_2 to the CPU list.
922 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
923 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
924 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
925 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
926 (r74kf3_2_fxfer_from_c1): New insn reservations.
928 2007-07-03 Richard Sandiford <richard@codesourcery.com>
929 David Ung <davidu@mips.com>
931 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
932 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
933 and 74k[fx]. Document aliases for the new options.
934 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
935 (PROCESSOR_24KF2_1): ...this.
936 (PROCESSOR_24KX): Rename to...
937 (PROCESSOR_24KF1_1): ...this.
938 (PROCESSOR_74KF): Rename to...
939 (PROCESSOR_74KF2_1): ...this.
940 (PROCESSOR_74KX): Rename to...
941 (PROCESSOR_74KF1_1): ...this.
942 (TUNE_74K): Update PROCESSOR_* names.
943 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
944 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
945 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
946 (mips_rtx_cost_data): Update processor names in comments.
947 (mips_issue_rate): Update PROCESSOR_* names.
948 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
949 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
950 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
951 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
952 Update cpu attribute names.
953 (r24k_fpu_iss): Rename this reservation to...
954 (r24kf2_1_fpu_iss): ...this and update all uses.
955 (r24kx_fpu_iss): Rename this reservation to...
956 (r24kf1_1_fpu_iss): ...this and update all uses.
957 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
958 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
959 Update cpu attribute names.
961 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
963 * config/m32r/constraints.md: New file.
964 * config/m32r/m32r.c: Include tm-constrs.h.
965 (small_data_operand): Use satisfies_constraint_* instead of macro.
966 (addr24_operand, gen_compare): Likewise.
967 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
968 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
969 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
970 EXTRA_CONSTRAINT): Likewise.
971 * config/m32r/m32r.md: Include constraints.md.
972 (*movsi_insn): Use satisfies_constraint_* instead of macro.
973 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
974 * config/m32r/predicates.md (conditional_move_operand): Likewise.
975 (two_insn_const_operand, int8_operand, uint16_operand,
976 reg_or_int16_operand, reg_or_uint16_operand,
977 reg_or_cmp_int16_operand, cmp_int16_operand,
978 seth_add3_operand): Likewise.
980 2007-07-03 Eric Christopher <echristo@gmail.com>
982 * libgcc2.h: Conditionally declare __bswapsi2 and
985 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
987 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
990 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
993 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
994 (__gthrw_pragma): Provide default definition.
996 * gthr-posix.c (__gthrw_pragma): Define.
998 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1000 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1001 before declaring inequality.
1003 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1005 * combine.c (recog_for_combine): Log the success or failure of
1006 matching new insn patterns against the machine description in
1009 2007-07-03 Revital Eres <eres@il.ibm.com>
1011 * ddg.c (print_sccs): New function.
1012 (check_sccs): New function.
1013 (create_ddg_all_sccs): Use it.
1014 * ddg.h (print_sccs): Declare.
1015 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1017 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1019 * targhooks.h (default_mode_for_suffix): New function declaration.
1020 * targhooks.c (default_mode_for_suffix): New default target hook.
1021 * target.h (struct c): New structure in the targetm struct.
1022 (mode_for_suffix): New target hook as part of struct c.
1023 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1024 default_mode_for_suffix.
1025 (TARGET_C): New define.
1026 * c-lex.c: Include "target.h".
1027 (interpret_float): Use targetm.c.mode_for_suffix to determine
1028 the mode for a given non-standard suffix.
1029 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1031 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1032 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1034 * doc/extend.texi (Floating Types): New node. Document __float80 and
1035 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1037 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1040 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1041 predicate instead of target_operand.
1042 (divsi3_i1_media, divsi3_media_2): Likewise.
1044 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1046 * tree.h (alias_sets_might_conflict_p): Rename into
1047 alias_sets_must_conflict_p.
1048 * alias.c (alias_sets_might_conflict_p): Likewise.
1049 (alias_sets_conflict_p): Use it.
1050 (objects_must_conflict_p): Likewise.
1051 * c-common.c (strict_aliasing_warning): Adjust.
1053 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1055 * rtlhooks.c (gen_lowpart_if_possible): Check for
1056 invalid subreg before calling gen_lowpart_SUBREG.
1058 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1060 * config/darwin9.h: Add copyright notice.
1061 (LINK_COMMAND_SPEC): Add comment.
1062 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1063 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1064 DARWIN_LIBSYSTEM_HAS_UNWIND.
1066 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1069 * omp-low.c (check_combined_parallel): New function.
1070 (lower_omp_parallel): Call it via walk_stmts, set
1071 OMP_PARALLEL_COMBINED if appropriate.
1072 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1073 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1074 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1075 don't consider it as combined parallel.
1077 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1079 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1080 (gcc_tooldir): Likewise.
1081 * configure: Regenerate.
1082 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1083 old configure.ac gcc_tooldir setting.
1084 (prefix_to_exec_prefix): New variable.
1085 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1086 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1088 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1090 Fix PR tree-optimization/32583
1091 Fix PR tree-optimization/32584
1092 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1093 (phi_translate_set): Use phi_translate directly now.
1094 (make_values_for_stmt): Don't value number RHS if we already know
1097 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1098 Jim Wilson <wilson@specifix.com>
1101 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1104 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1105 Richard Sandiford <richard@codesourcery.com>
1106 Nigel Stephens <nigel@mips.com>
1108 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1109 (mips16e_output_save_restore): Declare.
1110 (mips16e_save_restore_pattern_p): Likewise.
1111 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1112 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1113 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1114 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1115 (BITSET_P): New global macro, extracted from...
1116 (mips_for_each_saved_reg): ...here.
1117 (mips16e_save_restore_info): New struct.
1118 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1119 (mips16e_save_restore_regs): New variable.
1120 (mips_split_plus, mips16e_find_first_register): New functions.
1121 (mips16e_mask_registers): New function.
1122 (compute_frame_size): Expand the commentary before the function.
1123 Enforce the MIPS16e save and restore register range restrictions.
1124 Pad the general register save area at the low end.
1125 (mips16e_save_restore_reg, mips16e_build_save_restore)
1126 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1127 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1128 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1130 (mips_expand_prologue, mips_expand_epilogue): Handle
1131 GENERATE_MIPS16E_SAVE_RESTORE.
1132 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1134 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1136 PR tree-optimization/31966
1137 PR tree-optimization/32533
1138 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1139 "basic_block" description as its third argument. Update function
1140 calls to get destination bb from "edge" argument. Save "cond" into
1141 aux field of the edge. Update prototype for changed arguments.
1142 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1144 (find_phi_replacement_condition): Operate on incoming edges, not
1145 on predecessor blocks. If there is a condition saved in the
1146 incoming edge aux field, AND it with incoming bb predicate.
1147 Return source bb of the first edge.
1148 (clean_predicate_lists): Clean aux field of outgoing node edges.
1149 (tree_if_conversion): Do not initialize cond variable. Move
1150 variable declaration into the loop.
1151 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1152 initializations of new_stmt, arg0 and arg1 variables.
1154 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1156 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1157 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1159 2007-07-02 Richard Guenther <rguenther@suse.de>
1161 * tree-ssa.c (useless_type_conversion_p): Document
1162 future intent as defining the middle-end type system.
1163 Re-structure to call langhook last, group by type class,
1164 mark questionable parts.
1166 2007-07-02 Richard Guenther <rguenther@suse.de>
1168 * tree-flow.h (types_compatible_p): Declare.
1169 * tree-ssa.c (types_compatible_p): New function.
1170 * ipa-type-escape.c (discover_unique_type): Use
1171 types_compatible_p instead of lang_hooks.types_compatible_p.
1172 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1173 * tree-vn.c (expressions_equal_p): Likewise.
1174 * tree.c (fields_compatible_p): Likewise.
1175 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1176 (cprop_operand): Use useless_type_conversion_p instead of
1177 lang_hooks.types_compatible_p.
1178 * tree-inline.c (setup_one_parameter): Likewise.
1179 (declare_return_variable): Likewise.
1180 * tree-nrv.c (tree_nrv): Likewise.
1181 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1182 (maybe_fold_offset_to_component_ref): Likewise.
1183 (maybe_fold_offset_to_reference): Likewise.
1184 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1185 (merge_alias_info): Likewise.
1186 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1187 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1188 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1189 * tree-tailcall.c (find_tail_calls): Likewise.
1190 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1191 * gimplify.c (canonicalize_addr_expr): Likewise.
1192 (fold_indirect_ref_rhs): Likewise.
1193 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1194 (cpt_same_type): Likewise.
1195 (check_pointer_types_r): Swap parameters to cpt_same_type
1197 * fold-const.c (fold_convert): Revert fix for PR15988.
1198 * tree-inline.c (setup_one_parameter): Instead fix it here by
1199 using fold_build1 instead of fold_convert and checking for
1200 error_mark_node. Convert only if the conversion is necessary.
1202 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1204 * configure.ac: Check for .gnu_attribute on Power.
1205 * configure: Regenerate.
1206 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1207 attribute for floating-point ABI.
1209 2007-07-02 Ira Rosen <irar@il.ibm.com>
1211 PR tree-optimization/32230
1212 PR tree-optimization/32477
1213 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1214 address is a constant.
1216 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1218 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1219 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1220 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1221 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1222 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1223 64-bit targets. Add support for *-elfoabi*.
1224 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1225 different settings if $(tm_defines) does not select the EABI.
1226 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1227 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1228 (MIPS_ARCH_OPTION_SPEC): Likewise.
1229 (MIPS_ISA_LEVEL_SPEC): Likewise.
1230 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1231 * config/mips/elfoabi.h: New file.
1233 2007-07-02 Richard Guenther <rguenther@suse.de>
1235 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1236 (useless_type_conversion_p): ... this.
1237 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1238 (useless_type_conversion_p): ... this.
1239 * builtins.c (fold_builtin_memory_op): Rename
1240 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1241 * tree-cfg.c (verify_expr): Likewise.
1242 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1243 * tree-ssa-ccp.c (ccp_fold): Likewise.
1244 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1245 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1246 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1247 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1248 * tree-ssa-pre.c (eliminate): Likewise.
1249 * tree-ssa.c (delete_tree_ssa): Likewise.
1250 (tree_ssa_useless_type_conversion): Likewise.
1251 * tree.c (build2_stat): Likewise.
1253 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1255 Fix PR tree-optimization/32571
1256 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1259 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1261 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1262 and other expected operations explicitly, change default to
1265 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1267 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1269 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1270 (tls_load_dot_plus_eight): Move the label number into the unspec.
1271 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1273 2007-07-01 Andreas Schwab <schwab@suse.de>
1275 * dwarf2out.c (initial_return_save): Define only if used.
1277 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1279 Unreverting Richard's Revert of:
1281 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1283 * dce.c (deletable_insn_p_1): New function, split out from...
1284 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1285 specially, not those inside PARALLELs. Remove BODY argument
1286 and adjust recursive call accordingly.
1287 (prescan_insns_for_dce): Update call to delete_insn_p.
1289 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1290 Revital Eres <eres@il.ibm.com>
1292 * ddg.c (create_ddg_all_sccs): Fix missed
1293 initialization of scc_nodes.
1295 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1298 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1299 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1301 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1303 * configure.ac: Check for .gnu_attribute on MIPS.
1304 * configure, config.in: Regenerate.
1305 * config/mips/mips.c (mips_file_start): If supported, output
1306 attribute for floating-point ABI.
1308 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1311 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1312 (ffs_cmove): New expander to expand using ctz pattern.
1313 (*ffs_cmove): Remove pattern.
1314 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1315 (ffsdi2): Expand using ctz pattern.
1316 (*ffs_rex64): Remove pattern.
1318 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1320 PR rtl-optimization/32296
1321 * pa.md (return): Delete pattern.
1322 (return_internal): Remove "(const_int 1)" from pattern.
1323 (epilogue): Use return_internal pattern for trivial returns.
1324 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1325 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1327 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1329 * tree-ssa-pre.c (is_exception_related): New function
1330 (can_value_number_operation): Use it.
1332 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1334 Fix PR tree-optimization/32540
1335 Fix PR tree-optimization/31651
1337 * tree-ssa-sccvn.c: New file.
1339 * tree-ssa-sccvn.h: Ditto.
1341 * tree-vn.c: Include tree-ssa-sccvn.h
1342 (val_expr_paid_d): Removed.
1343 (value_table): Ditto.
1344 (vn_compute): Ditto.
1345 (val_expr_pair_hash): Ditto.
1346 (val_expr_pair_expr_eq): Ditto.
1347 (copy_vuses_from_stmt): Ditto.
1350 (shared_vuses_from_stmt): Ditto.
1351 (print_creation_to_file): Moved up.
1352 (sort_vuses): Ditto.
1353 (sort_vuses_heap): Ditto.
1354 (set_value_handle): Make non-static.
1355 (make_value_handle): Ditto.
1356 (vn_add): Rewritten to use sccvn lookups.
1357 (vn_add_with_vuses): Ditto.
1358 (vn_lookup): Ditto (and second argument removed).
1359 (vn_lookup_with_vuses): Ditto.
1360 (vn_lookup_or_add): Ditto (and second argument removed);
1361 (vn_lookup_or_add_with_vuses): Ditto.
1362 (vn_lookup_with_stmt): New.
1363 (vn_lookup_or_add_with_stmt): Ditto.
1364 (create_value_handle_for_expr): Ditto.
1366 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1367 (seen_during_translate): New function.
1368 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1369 (phi_trans_add): Ditto.
1370 (constant_expr_p): FIELD_DECL is always constant.
1371 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1372 Use constant_expr_p.
1373 Avoid infinite recursion on mutually valued expressions.
1374 Change callers of vn_lookup_or_add.
1375 (phi_translate): New function.
1376 (compute_antic_safe): Allow phi nodes.
1377 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1378 (find_or_generate_expression): Rewrite slightly.
1379 (create_expression_by_pieces): Updated for vn_lookup_or_add
1381 Update VN_INFO for new names.
1382 (insert_into_preds_of_block): Update for new names.
1383 (add_to_exp_gen): New function.
1384 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1385 (find_existing_value_expr): Rewrite to changed vn_lookup.
1386 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1387 (try_look_through_load): Removed.
1388 (try_combine_conversion): Ditto.
1389 (get_sccvn_value): New function.
1390 (make_values_for_phi): Ditto.
1391 (make_values_for_stmt): Ditto.
1392 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1394 (init_pre): Update for SCCVN changes.
1396 (execute_pre): Ditto.
1398 * tree-flow.h (make_value_handle): Declare.
1399 (set_value_handle): Ditto.
1400 (sort_vuses_heap): Ditto.
1401 (vn_lookup_or_add_with_stmt): Ditto.
1402 (vn_lookup_with_stmt): Ditto.
1403 (vn_compute): Remove.
1406 (vn_lookup): Update arguments.
1408 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1410 (tree-ssa-sccvn.o): New.
1411 (OBJS-common): Add tree-ssa-sccvn.o
1413 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1416 * c-typeck.c (build_external_ref): Don't mark as used if called
1418 * calls.c (rtx_for_function_call): Likewise.
1420 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1424 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1426 * dce.c (deletable_insn_p_1): New function, split out from...
1427 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1428 specially, not those inside PARALLELs. Remove BODY argument
1429 and adjust recursive call accordingly.
1430 (prescan_insns_for_dce): Update call to delete_insn_p.
1432 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1434 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1435 (try_combine): Move potential calls to undo_all() so they happen
1436 before we commit to using the combined insns.
1438 2006-06-30 Jan Hubicka <jh@suse.cz>
1440 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1443 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1445 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1446 (cgraph_remove_unreachable_nodes): Likewise.
1447 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1448 * ipa-inline.c (update_caller_keys): Cast according to the coding
1450 (cgraph_decide_recursive_inlining): Likewise.
1451 (cgraph_decide_inlining_of_small_function): Likewise.
1452 (try_inline): Likewise.
1453 (cgraph_decide_inlining_incrementally): Likewise.
1454 * ipa-pure-const.c (get_function_state): Likewise.
1455 (scan_function): Likewise.
1456 (analyze_function): Likewise.
1457 (static_execute): Likewise.
1458 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1459 (merge_callee_local_info): Likewise.
1460 (analyze_function): Use type safe memory macros.
1461 (static_execute): Likewise. Cast according to the coding conventions.
1462 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1464 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1466 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1467 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1470 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1473 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1474 for complex modes (both int and real).
1476 2007-06-29 Jan Hubicka <jh@suse.cz>
1478 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1480 2007-06-29 Jan Hubicka <jh@suse.cz>
1483 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1486 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1489 * config/avr/avr.c: Include dataflow header file.
1490 (expand_prologue): Adjust for prologue insn change.
1491 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1494 2007-06-29 Richard Guenther <rguenther@suse.de>
1497 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1498 during type verification.
1500 2007-06-29 Jan Hubicka <jh@suse.cz>
1502 * recog.c (validate_change_rtx_1): Unshare TO argument.
1504 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1506 PR tree-optimization/24659
1507 * tree-vect-transform.c (vectorizable_call): Handle
1508 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1510 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1511 * config/i386/i386.c (enum ix86_builtins)
1512 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1513 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1515 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1516 const using def_builtin_const.
1517 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1518 input operands in the same modes as the result.
1519 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1521 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1523 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1524 (df_set_dead_notes_for_mw): Likewise.
1526 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1528 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1530 2007-06-28 DJ Delorie <dj@redhat.com>
1532 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1534 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1536 * doc/invoke.texi (C++ Dialect Options): Document
1537 fvisibility-ms-compat.
1538 * c.opt (fvisibility-ms-compat): New.
1540 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1543 * tree-affine.c (aff_combination_add_elt): Handle
1544 pointer addition specially.
1546 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1548 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1549 decl is non-external for AIX ABI.
1551 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1553 * config/rs6000/predicates.md (current_file_function_operand):
1554 Ensure the symbol is non-external for AIX ABI.
1556 2007-06-28 Nick Clifton <nickc@redhat.com>
1558 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1559 (fdce, fdse, fpredictive-commoning): Likewise.
1561 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1564 * gcc.c (process_command): Recognize the new -static-libgfortran
1567 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1570 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1571 Use a call clobbered hard reg instead of a pseudo reg.
1573 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1575 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1577 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1580 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1581 REG_LIBCALL and REG_RETVAL notes.
1582 (divsi3, mulsi3): Likewise.
1583 (mulhisi3): Likewise. Use emit_libcall_block.
1584 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1586 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1588 PR rtl-optimization/32481
1589 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1591 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1593 * dce.c (deletable_insn_p_1): New function, split out from...
1594 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1595 specially, not those inside PARALLELs. Remove BODY argument
1596 and adjust recursive call accordingly.
1597 (prescan_insns_for_dce): Update call to delete_insn_p.
1599 2007-06-27 Richard Guenther <rguenther@suse.de>
1602 * tree.h (fold_convertible_p): Declare.
1603 * fold-const.c (fold_convertible_p): New function.
1604 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1605 instead of lang_hooks.types_compatible_p.
1607 2007-06-26 Jan Hubicka <jh@suse.cz>
1609 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1610 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1611 early use validate_unshare_change.
1612 (reload_combine): Likewise.
1613 * recog.c (change_t): New field unshare.
1614 (validate_change_1): Rename from validate_change; add argument unshare.
1615 (validate_change): Turn into wrapper of validate_change_1; update
1616 prototype for bools.
1617 (validate_unshare_change): New.
1618 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1619 calls of df_insn_rescan.
1620 * recog.h (validate_change): Replace ints by bools.
1621 (validate_unshare_change): Declare.
1623 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1625 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1627 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1629 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1631 2007-06-25 Jan Hubicka <jh@suse.cz>
1633 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1635 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1636 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1637 places other call site specific checks are performed.
1639 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1642 * tree-vect-transform.c (vectorizable_operation): Convert
1643 POINTER_PLUS_EXPR over to PLUS_EXPR.
1645 2007-06-25 Chao-ying Fu <fu@mips.com>
1647 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1648 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1649 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1650 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1652 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1653 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1654 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1655 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1656 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1657 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1658 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1659 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1660 ALL_FIXED_POINT_MODE_P): New define.
1661 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1663 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1665 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1666 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1667 MODE_VECTOR_UACCUM): New mode classes.
1669 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1670 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1671 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1674 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1675 (blank_mode): Initialize ibit and fbit.
1676 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1677 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1679 (new_adjust): Change required_class to required_class_from and
1680 required_class_to for testing within a range.
1681 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1682 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1684 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1685 (make_fixed_point_mode): New.
1686 (_ADD_ADJUST): Change C to C1 and C2.
1687 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1688 use a range for machine classes.
1689 (ADJUST_IBIT, ADJUST_FBIT): New.
1690 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1692 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1693 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1694 Emit adjustment for ibit and fbit.
1695 (emit_mode_ibit, emit_mode_fbit): New.
1696 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1698 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1700 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1701 as the source of the set.
1703 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1705 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1706 FP_REGNO_P): Use IN_RANGE.
1707 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1708 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1709 (DATA_REG_P): Use DATA_REGNO_P.
1710 (FP_REG_P): Use FP_REGNO_P.
1711 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1712 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1713 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1715 2007-06-24 Jan Hubicka <jh@suse.cz>
1718 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1720 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1723 * fold-const.c (fold_binary): Strip nops of operand 0
1724 of BIT_NOT_EXPR before calling operand_equal_p.
1725 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1726 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1728 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1730 * doc/extend.texi: Document that dllimport and dllexport imply
1732 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1733 imported or exported declaration, including type declarations.
1734 * c-common.c (handle_visibility_attribute): Check for conflicts
1735 with dllimport/dllexport.
1736 (c_determine_visibility): Handle dllimport/dllexport as an
1737 explicit visibility atttribute.
1739 2007-06-23 Richard Guenther <rguenther@suse.de>
1741 PR tree-optimization/16876
1743 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1745 * tree-inline.c (initialize_inlined_parameters): Do not call
1746 lang_hooks.tree_inlining.convert_parm_for_inlining.
1747 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1748 reason for mismatched types.
1749 * gimplify.c (gimplify_call_expr): Verify the call expression
1750 arguments match the called function type signature. Otherwise
1751 mark the call expression to be not considered for inlining
1752 using CALL_CANNOT_INLINE_P flag.
1753 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1754 edges call expression.
1755 (cgraph_decide_inlining_of_small_function): Likewise.
1756 (cgraph_decide_inlining): Likewise.
1757 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1759 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1760 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1761 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1763 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1764 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1766 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1767 convert_parm_for_inlining member.
1769 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1772 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1773 Remove optimization for GT.
1775 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1778 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1780 (prescan_insns_for_dce): Add extra parameter.
1782 2007-06-23 Jan Hubicka <jh@suse.cz>
1785 * gimplify.c (mark_addressable): New function.
1786 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1788 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1791 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1793 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1796 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1797 moves between MMX/SSE registers to at least 8 units to prevent
1798 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1800 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1802 * config/i386/i386.c (override_options): Correct x86_sahf
1805 2007-06-21 David Daney <ddaney@avtrex.com>
1808 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1809 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1810 (exception_receiver): Renamed to ...
1811 (nonlocal_goto_receiver): ... this.
1813 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1815 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1816 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1817 partial register accesses.
1819 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1821 * fold-const.c (debug_fold_checksum): Move it under
1822 ENABLE_FOLD_CHECKING.
1824 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1827 * tree.h (debug_fold_checksum): Declared.
1828 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1829 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1830 build_fold_addr_expr_with_type_1.
1831 (fold_addr_expr, debug_fold_checksum): New.
1832 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1833 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1836 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1838 PR tree-optimization/19590
1839 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1840 of scev is a constant.
1841 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1843 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1845 * df-problems.c (df_note_bb_compute): Made computation of live
1846 info consistent with df_lr.
1848 2007-06-21 Richard Guenther <rguenther@suse.de>
1850 PR tree-optimization/32453
1851 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1852 for pointer anti-range.
1854 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1856 * config/i386/i386.c (processor_target_table): Increase maximum
1857 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1860 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1861 byte alignment if > 8 byte alignment is preferred.
1862 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1864 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1866 PR tree-optimization/31866
1867 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1868 if ASM_EXPR's input is not a SSA_NAME.
1871 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1872 but decl is a global var, instead return decl.
1873 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1874 even for is_global_var decls, if they are private in some outer
1877 2007-06-21 Richard Guenther <rguenther@suse.de>
1879 PR tree-optimization/32451
1880 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1882 2007-06-21 Christian Bruel <christian.bruel@st.com>
1884 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1885 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1886 (push_regs): Changed saving order or banked registers.
1887 (sh_expand_epilogue): Likewise.
1888 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1889 (FIRST_BANKED_REG): Likewise.
1890 (LAST_BANKED_REG): Likewise.
1891 * config/sh/sh.md (banked) New attribute.
1892 (in_delay_slot): Check banked attribute.
1894 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1896 PR tree-optimization/32075
1897 * tree-data-ref.c (subscript_dependence_tester_1,
1898 analyze_miv_subscript, analyze_overlapping_iterations,
1899 add_distance_for_zero_overlaps, build_classic_dist_vector,
1900 subscript_dependence_tester_1, analyze_overlapping_iterations,
1901 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1902 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1903 to evolution_function_is_affine_multivariate_p.
1905 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1907 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1909 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1912 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1914 * config/m32c/prologue.md (epilogue_exitd_16): New.
1915 (epilogue_reit_16): New.
1916 (epilogue_exitd): Rename to epilogue_exitd_24.
1917 (epilogue_reit): Rename to epilogue_reit_24.
1919 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1920 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1922 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1924 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1925 if dbg_cnt (sched_insn) reaches the limit.
1926 (choose_ready): New parameter INSN_PTR and new return value.
1927 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1928 the new return value from choose_ready.
1929 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1930 (rest_of_handle_global_alloc): New global_alloc_at_func.
1932 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1934 PR tree-optimization/25737
1935 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1936 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1937 * tree-flow.h (struct fieldoff): Add new field alias_set.
1938 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1939 argument addressable_type. Set alias_set of fieldoff.
1940 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1941 (create_overlap_variables_for): Pass alias_set from fieldoff to
1943 * alias.c (get_alias_set): Use alias_set from SFT if set.
1945 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1947 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1948 of a variable as an unsigned HOST_WIDE_INT integer.
1950 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1952 PR rtl-optimization/32405
1953 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1955 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1957 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1960 * builtins.c: Include diagnostic.h.
1961 (expand_builtin_expect): Make gcc_assert more permissive.
1962 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1965 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1969 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1970 if ACCUMULATE_OUTGOING_ARGS.
1972 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1974 * config/m68hc11/m68hc11.c: Include dataflow header file.
1975 (m68hc11_reorg): Port to dataflow.
1977 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1979 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1980 (struct df_problem.free_blocks_on_set_blocks): New field.
1981 (struct dataflow.optional_p): New field.
1982 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1983 (df_live_set_all_dirty): New function.
1984 * df-scan.c (df_scan_alloc): Initialize optional_p.
1985 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1986 * df-core.c (df_set_blocks): Removed use of
1987 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1988 df_problem.free_blocks_on_set_blocks to determine which blocks are
1990 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1991 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1992 uses dataflow.optional_p to determine if problem should be
1994 (rest_of_handle_df_initialize): Only start live problem if
1996 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1997 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1998 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1999 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2000 problem_NOTE): Initialize free_blocks_on_set_blocks.
2001 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2003 (df_live_set_all_dirty, df_note_alloc): New function.
2004 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2006 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2007 * postreload.c (reload_combine): Ditto.
2008 * cse.c (cse_extended_basic_block): Ditto.
2009 * regmove.c (mark_flags_life_zones): Ditto.
2010 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2011 erase_matching_seqs): Ditto.
2012 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2013 * integrate (allocate_initial_values): Ditto.
2014 * combine.c (reg_dead_at_p): Ditto.
2015 * resource.c (mark_target_live_regs): Ditto.
2016 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2017 * config/sh/sh.c (find_r0_life_regions): Ditto.
2018 * global.c (rest_of_handle_global_alloc): Only add back df_live
2020 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2022 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2024 (if_convert): Make sure df_live is there at -O == 1.
2025 (pass_if_after_combine): Cleanup flags.
2026 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2027 is there at -O == 1.
2029 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2031 * config/arm/arm.c (arm_get_frame_offsets): Set
2032 offsets->locals_base to avoid negative stack size.
2033 (thumb1_expand_prologue): Assert on negative stack size.
2035 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2037 PR tree-optimization/32367
2038 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2039 of the chrec has no evolution in that loop.
2040 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2042 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2044 * config/xtensa/xtensa.c: Include "df.h".
2045 (xtensa_builtin_saveregs): Use adjust_address instead of
2047 (xtensa_va_start): Invoke make_tree with sizetype for
2048 expand_builtin_saveregs and then convert the result to a pointer.
2049 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2050 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2051 Subtract argument size from index value as integers and then use
2052 POINTER_PLUS_EXPR to add the result to the array address.
2054 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2057 * config/m32c/m32c.c: Include dataflow header file.
2058 (m32c_emit_prologue): Adjust for prologue insn change.
2059 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2060 once inside a PARALLEL. Assume frame size passed in operand 0
2061 includes space to save the fb register.
2062 (prologue_enter_24): Likewise.
2063 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2065 2007-06-19 David Daney <ddaney@avtrex.com
2068 * config/mips/mips.md (cprestore): Mark $gp as used.
2070 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2073 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2074 (frv_ifcvt_modify_insn): Likewise.
2076 2007-06-19 Richard Guenther <rguenther@suse.de>
2078 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2079 only handle positive offsets that fit in a HOST_WIDE_INT.
2081 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2083 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2084 result of rsqrt insn for zero input argument to avoid NaN.
2086 2007-06-19 Richard Guenther <rguenther@suse.de>
2089 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2091 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2093 PR tree-optimization/32353
2094 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2096 2007-06-19 Nick Clifton <nickc@redhat.com>
2098 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2100 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2103 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2104 * config/i386/i386.c (assign_386_stack_local): Assert that
2105 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2106 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2107 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2108 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2110 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2112 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2114 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2116 PR rtl-optimization/32321
2117 * gcse.c (replace_store_insn): Update the note before
2118 calling emit_insn_after.
2120 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2123 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2125 * df-problems.c (df_note_bb_compute): Fix dumping info.
2127 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2129 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2130 insn with emit_jump_insn.
2132 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2134 PR tree-optimization/32383
2135 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2136 * targhooks.h (default_builtin_reciprocal): Update prototype.
2137 * target.h (struct gcc_target): Update builtin_reciprocal.
2138 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2139 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2140 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2141 when fndecl is in BUILT_IN_MD class.
2142 (execute_convert_to_rsqrt): Ditto.
2144 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2145 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2146 Convert BUILT_IN_SQRTF code only when md_fn is false.
2148 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2150 * bt-load.c (move_btr_def): Fix the order of arguments
2151 to validate_replace_rtx.
2153 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2155 * config/m68k/m68k-devices.def: Add 54450..54455.
2157 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2159 PR rtl-optimization/32366
2160 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2161 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2164 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2167 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2168 this is true, rescan insn being modified.
2169 (sms_schedule): Added rescan parameter.
2170 (rest_of_handle_sms): Moved freeing of dominance info to before
2171 getting out of cfg_layout.
2173 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2175 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2176 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2179 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2180 FL_CF_EMAC from the entry for isac.
2182 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2183 (const_sibcall_operand): New.
2184 (sibcall_operand): Use it.
2185 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2186 (m68k_isas): ISAC does not imply FPU or EMAC.
2187 (override_options): Add ISA_C logic for symbolic jump & call.
2189 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2191 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2192 return mode from the builtin itself.
2193 (sparc_fold_builtin): Fix cast of zero constant.
2195 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2197 * targhooks.c (default_builtin_reciprocal): New default target hook.
2198 * targhooks.h (default_builtin_reciprocal): Add prototype.
2199 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2200 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2201 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2202 default_builtin_reciprocal.
2204 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2207 * hooks.c (hook_tree_tree_bool_null): New hook.
2208 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2209 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2210 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2211 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2212 and convert it to reciprocal a*rfunc(b).
2213 (execute_convert_to_rsqrt): New function.
2214 (gate_convert_to_rsqrt): New function.
2215 (pass_convert_to_rsqrt): New pass definition.
2216 * target.h (struct gcc_target): Add builtin_reciprocal.
2217 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2218 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2219 TARGET_BUILTIN_RECIPROCAL.
2220 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2222 * config/i386/i386.h (TARGET_RECIP): New define.
2223 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
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.
2227 (*rcpsf2_sse): New insn pattern.
2228 (*rsqrtsf2_sse): Ditto.
2229 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2230 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2231 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2232 and not optimizing for size.
2233 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2234 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2235 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2236 and not optimizing for size.
2237 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2238 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2239 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2240 and not optimizing for size.
2241 (*sse_rsqrtv4sf2): Do not export.
2243 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2244 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2245 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2246 and not optimizing for size.
2248 * config/i386/i386.opt (mrecip): New option.
2249 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2250 (ix86_emit_swsqrtsf): Ditto.
2251 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2252 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2254 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2255 ix86_expand_unop1_builtin.
2256 (ix86_emit_swdivsf): New function.
2257 (ix86_emit_swsqrtsf): Ditto.
2258 (ix86_builtin_reciprocal): New function.
2259 (TARGET_BUILTIN_RECIPROCAL): Use it.
2260 (ix86_vectorize_builtin_conversion): Rename from
2261 ix86_builtin_conversion.
2262 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2263 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2264 "i386 and x86_64 Options" section.
2265 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2267 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2268 Zdenek Dvorak <dvorakz@suse.cz>
2269 Richard Guenther <rguenther@suse.de>
2270 Kaz Kojima <kkojima@gcc.gnu.org>
2272 * tree-vrp.c (compare_values_warnv): Convert val2 to
2274 (extract_range_from_assert): Create
2275 POINTER_PLUS_EXPR for pointer types.
2276 (extract_range_from_binary_expr): Handle
2277 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2279 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2280 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2281 POINTER_PLUS_EXPR as PLUS_EXPR.
2282 (number_of_iterations_lt_to_ne):
2283 For pointer types, use sizetype when
2284 creating MINUS_EXPR/PLUS_EXPRs.
2285 (assert_loop_rolls_lt): For pointer types, use sizetype when
2286 creating MINUS_EXPR/PLUS_EXPRs.
2287 (number_of_iterations_le): Likewise.
2288 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2289 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2290 like PLUS_EXPR and MINUS_EXPR.
2291 * tree-pretty-print.c (dump_generic_node): Handle
2293 (op_prio): Likewise.
2294 (op_symbol_1): Likewise.
2295 * optabs.c (optab_for_tree_code): Likewise.
2296 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2298 * tree-tailcall.c (process_assignment): Mention
2299 POINTER_PLUS_EXPR in a TODO comment.
2300 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2301 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2302 not used with a pointer and an integer type.
2303 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2304 increment using chrec_convert_rhs instead of chrec_convert.
2305 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2306 PLUS_EXPR except for the right hand side's type will be
2308 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2309 (fold_used_pointer_cast): Kill.
2310 (pointer_offset_p): Kill.
2311 (fold_used_pointer): Kill.
2312 (pointer_used_p): Kill.
2313 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2314 call fold_used_pointer.
2315 (instantiate_parameters_1): Convert the increment
2316 using chrec_convert_rhs instead of chrec_convert.
2317 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2318 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2319 instead of PLUS_EXPR.
2320 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2321 PLUS_EXPR for pointers.
2322 (std_gimplify_va_arg_expr): Likewise.
2323 (fold_builtin_memory_op): Likewise.
2324 (fold_builtin_strstr): Likewise.
2325 (fold_builtin_strchr): Likewise.
2326 (fold_builtin_strrchr): Likewise.
2327 (fold_builtin_strpbrk): Likewise.
2328 (expand_builtin_memory_chk): Likewise.
2329 (fold_builtin_memory_chk): Likewise.
2330 (std_expand_builtin_va_start): Use
2331 sizetype for the call to make_tree and then convert
2332 to the pointer type.
2333 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2334 instead of PLUS_EXPR for adding to a pointer.
2335 (std_gimplify_va_arg_expr): Use fold_build2 for
2336 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2337 the operands to sizetype first and then cast the BIT_AND_EXPR
2338 back to the pointer type.
2339 * fold-const.c (build_range_check): Handle pointer types
2341 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2342 of PLUS_EXPR's. Make sure the offset is converted to
2344 (try_move_mult_to_index): Strip the NOPs from the offset.
2345 Remove code argument and replace all uses with PLUS_EXPR.
2346 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2347 specially. Don't use a pointer type for MINUS_EXPR.
2348 (fold_unary): Handle for (T1)(X op Y),
2349 only p+ as that is the only as that can be handled for
2350 binary operators now.
2351 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2353 <case PLUS_EXPR>: Add folding of PTR+INT into
2355 Don't call try_move_mult_to_index.
2356 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2357 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2358 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2359 Don't call try_move_mult_to_index.
2360 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2361 (tree_expr_nonzero_p): Likewise.
2362 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2363 of PLUS_EXPR for the complex expression folding.
2364 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2365 first chrec is a pointer type, then the second should
2366 be sizetype and not the first's type.
2367 For POINTER_PLUS_EXPR, use a different right hand side type.
2368 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2369 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2370 different right hand side type.
2371 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2372 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2373 instead of PLUS_EXPR.
2374 When either operand is zero, convert the other operand.
2375 (chrec_apply): Use chrec_convert_rhs
2376 on the argument x instead of chrec_convert.
2377 (reset_evolution_in_loop): For pointer types, the new_evol
2379 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2380 different right hand side type.
2381 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2382 (chrec_convert_rhs): New function.
2383 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2384 different right hand side type.
2385 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2386 * tree-chrec.h (chrec_convert_rhs): New prototype.
2387 (build_polynomial_chrec): For pointer types, the right hand
2388 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2389 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2390 Remove subtraction case as it is always addition now.
2391 Make sure the offset is converted to sizetype.
2392 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2393 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2394 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2395 PLUS_EXPR in pointer type.
2396 Handle POINTER_PLUS_EXPR.
2397 (tree_to_aff_combination): Likewise.
2398 (force_expr_to_var_cost): Likewise.
2399 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2400 instead of PLUS_EXPR for pointers.
2401 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2402 instead of PLUS_EXPR of pointer types.
2403 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2405 (check_va_list_escapes): Likewise.
2406 (check_all_va_list_escapes): Likewise.
2407 * dwarf2out.c (loc_descriptor_from_tree_1):
2408 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2409 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2410 (string_constant): Likewise.
2411 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2412 the offset to the base, use POINTER_PLUS_EXPR.
2413 (add_to_parts): Convert the index to sizetype.
2414 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2415 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2416 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2417 Offset only holds something for PLUS_EXPR.
2418 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2420 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2422 (analyze_accesses_for_modify_stmt): Likewise.
2423 Remove comment about the type being integral type as it is
2425 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2427 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2429 Correct the type which the artimentic is done in (is now
2432 * tree-data-ref.c (split_constant_offset): Handle
2434 * tree-affine.c (tree_to_aff_combination): Likewise.
2435 * c-typeck.c (build_unary_op): For pointers create the increment
2436 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2438 * gimplify.c (gimplify_self_mod_expr): Create a
2439 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2440 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2441 * tree.def (POINTER_PLUS_EXPR): New tree code.
2442 * tree-predcom.c (ref_at_iteration): If we have a pointer
2443 type do the multiplication in sizetype.
2444 * tree-mudflap.c (mf_xform_derefs_1): Create a
2445 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2446 * tree-ssa-forwprop.c
2447 (forward_propagate_addr_into_variable_array_index):
2448 Don't expect there to be a cast for the index as that
2449 does not exist anymore.
2450 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2451 instead of PLUS_EXPR.
2452 Don't check for the first operand of the POINTER_PLUS_EXPR
2453 was the index as it cannot be.
2454 Call forward_propagate_addr_into_variable_array_index with
2455 the SSA_NAME instead of the statement.
2456 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2457 (compare_constant): Likewise.
2458 (copy_constant): Likewise.
2459 (compute_reloc_for_constant): Likewise.
2460 (output_addressed_constants): Likewise.
2461 (initializer_constant_valid_p): Likewise.
2462 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2463 Convert the MIN/MAX of the inner type to the outer
2464 type before comparing them.
2465 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2466 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2467 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2468 of PLUS_EXPR for pointers.
2469 * tree-inline.c (estimate_num_insns_1): Handle
2471 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2472 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2473 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2474 instead of PLUS_EXPR for the pointer increment statement.
2475 (vect_update_ivs_after_vectorizer): For pointer types, create
2476 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2477 MULT_EXPR in sizetype.
2478 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2480 * tree-object-size.c (plus_expr_object_size): Handle
2481 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2482 code which is trying to figure out which side is a pointer and
2484 (check_for_plus_in_loops_1): Likewise.
2485 (check_for_plus_in_loops): Likewise.
2486 * c-common.c (pointer_int_sum): Create a
2487 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2488 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2489 only POINTER_PLUS_EXPR. Removing all the extra
2490 code which is trying to figure out which side is a pointer and
2492 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2493 PLUS_EXPR and MINUS_EXPR.
2494 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2496 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2497 with make_tree, instead of a pointer type.
2498 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2499 for pointers instead of PLUS_EXPR.
2500 (s390_gimplify_va_arg): Likewise.
2501 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2502 instead of PLUS_EXPR when doing addition on pointer
2503 types. Use sizetype for the second operand.
2504 (spu_gimplify_va_arg_expr): Likewise.
2505 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2506 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2507 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2508 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2509 for the pointer addition and also use size_int/sizetype
2511 (ix86_gimplify_va_arg): Likewise.
2512 Perform BIT_AND_EXPR on sizetype arguments.
2513 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2514 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2515 for the pointer additions and also use size_int for the offsets.
2516 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2517 additions and also use size_int for the offsets. Perform
2518 BIT_AND_EXPR on sizetype arguments.
2519 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2520 POINTER_PLUS_EXPR for pointers and create the
2521 BIT_AND_EXPR in sizetype.
2522 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2523 instead of PLUS_EXPR for pointer addition.
2524 (rs6000_va_start): Likewise.
2525 Also use sizetype for the offset.
2526 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2527 as PLUS_EXPR/MINUS_EXPR.
2528 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2529 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2530 Don't use BIT_AND_EXPR on a pointer type, convert the
2531 expression to sizetype first.
2532 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2534 (mips_gimplify_va_arg_expr): Likewise.
2535 Don't create BIT_AND_EXPR in a pointer type.
2537 2007-06-15 Eric Christopher <echristo@apple.com>
2539 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2540 (x86_64-*-darwin*): Ditto.
2541 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2544 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2546 * doc/extend.texi: Document behavior of __attribute__((aligned))
2549 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2551 * rtlanal.c (note_stores): Improve documentation.
2553 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2555 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2556 LOCAL_LABEL_PREFIX): Delete.
2557 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2558 (bfin_internal_label): Delete.
2560 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2562 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2563 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2564 otherwise define to LIBGCC2_TF_CEXT.
2565 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2566 (LIBGCC_TF_CEXT): Ditto.
2569 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2571 PR rtl-optimization/32339
2572 * df-scan.c (df_uses_record): Don't modify flags but just add to
2573 it for df_ref_record.
2575 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2577 * tree-mudflap.c: Fix whitespace issues.
2579 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2581 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2583 2007-06-14 Eric Christopher <echristo@apple.com>
2585 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2586 (movv4sf): Use gcc_unreachable instead of abort.
2588 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2591 * config/i386/sfp-machine.h (CMPtype): New define.
2592 (mach stubs): Use CMPtype instead of int as a return type.
2594 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2596 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2597 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2598 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2599 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2600 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2601 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2602 config/soft-fp/soft-fp.h: Update from glibc CVS.
2604 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2606 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2608 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2611 * config/v850/v850.c: Include dataflow header file.
2612 (substitute_ep_register): Fix typo.
2614 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2616 * configure.ac: Fix earlier checkin.
2617 * configure: Regenerated.
2619 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2621 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2622 * aclocal.m4: Regenerate.
2623 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2624 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2625 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2626 * configure: Regenerate.
2627 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2629 * Makefile.in (quickstrap): Build libgcc too.
2631 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2633 * configure.ac: Add --enable-checking=df. Explicitly mention that
2634 the variables are initialized as for "release".
2635 * df-core.c: Use it.
2636 * configure: Regenerate.
2637 * config.in: Regenerate.
2639 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2641 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2642 validate_replace_rtx instead of replace_rtx.
2643 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2645 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2647 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2648 (DWARF2_UNWIND_INFO): Override default if configured with
2650 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2651 (ENDFILE_SPEC): Add crtend.o.
2652 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2653 (ENDFILE_SPEC): Add crtend.o.
2654 (TARGET_USE_JCR_SECTION): Define.
2655 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2657 * config/i386/cygming-crtbegin.c: New file.
2658 * config/i386/cygming-crtend.c: New file.
2660 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2662 * config/i386/w32-unwind.h: New file.
2664 2007-06-13 Eric Christopher <echristo@apple.com>
2666 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2667 the user set a value below STACK_BOUNDARY.
2669 2007-06-13 Thiemo Seufer <ths@networkno.de>
2671 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2672 imply -lpthread for -pthread.
2674 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2676 * basic-block.h: Remove the prototype for
2677 free_basic_block_vars.
2678 * cfglayout.h: Remove the prototype for
2679 insn_locators_initialize.
2680 * tree.h: Remove the prototype for emit_line_note.
2682 * tree-ssa-pre.c (mergephitemp): Remove.
2683 (init_pre): Don't use mergephitemp.
2685 2007-06-13 Eric Christopher <echristo@apple.com>
2687 * config/i386/i386.c (override_options): If we've specified
2688 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2690 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2692 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2695 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2697 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2698 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2699 (eh_store_handler): New pattern.
2700 (eh_return): Emit it instead of a plain move.
2702 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2704 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2705 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2706 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2709 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2711 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2712 (find_next_insn_start, find_load): New functions.
2713 (bfin_reorg): Use them to deal with the fact that parallel insns are
2714 no longer represented as a SEQUENCE.
2716 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2718 * config/sparc/sparc.c (sparc_override_options): Initialize
2721 2007-06-13 Dave Korn <dave.korn@artimi.com>
2723 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2726 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2728 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2729 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2730 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2731 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2732 tree-vect-transform.c: Fix comment typos. Follow spelling
2735 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2737 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2738 to the exit block use set.
2739 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2740 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2741 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2743 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2745 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2746 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2747 to indicate an error.
2748 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2750 (dbg_cnt_process_opt): Print an error on a bad argument.
2751 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2752 * common.opt (-fdbg-cnt-list): New.
2753 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2755 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2757 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2758 flag on ref-all pointers.
2760 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2763 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2764 for the offset with the modifier as EXPAND_INITIALIZER
2765 if the modifier is EXPAND_INITIALIZER.
2766 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2767 a register if we had an overflow.
2769 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2771 * real.c (real_isfinite): New.
2772 (real_sqrt): Use it.
2773 * real.h (real_isfinite): New.
2774 * builtins.c: Use it.
2776 2007-06-12 Ian Lance Taylor <iant@google.com>
2777 Daniel Berlin <dberlin@dberlin.org>
2780 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2781 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2782 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2783 (DECL_NO_TBAA_P): Define.
2784 (struct tree_decl_common): Add no_tbaa_flag field.
2785 * tree-ssa-structalias.c (struct variable_info): Add
2786 no_tbaa_pruning field.
2787 (new_var_info): Initialize no_tbaa_pruning field.
2788 (unify_nodes): Copy no_tbaa_pruning field.
2789 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2790 (dump_solution_for_var): Print no_tbaa_pruning flag.
2791 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2793 (compute_tbaa_pruning): New static function.
2794 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2795 Call compute_tbaa_pruning.
2796 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2797 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2798 * gimple-low.c (lower_stmt): Likewise.
2799 * tree-gimple.c (is_gimple_stmt): Likewise.
2800 * tree-ssa-operands.c (get_expr_operands): Likewise.
2801 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2802 * tree-inline.c (estimate_num_insns_1): Likewise.
2803 (copy_result_decl_to_var): Likewise.
2804 * expr.c (expand_expr_real_1): Likewise.
2805 * tree-pretty-print.c (dump_generic_node): Likewise.
2806 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2807 * omp-low.c (omp_copy_decl_2): Likewise.
2808 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2809 * doc/c-tree.texi (Expression trees): Document
2810 CHANGE_DYNAMIC_TYPE_EXPR.
2812 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2814 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2815 with !HONOR_NANS and !HONOR_INFINITIES.
2816 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2818 2007-06-12 Tristan Gingold <gingold@adacore.com>
2820 * gcov.c: Comments updated.
2821 (source_info): Add file_time field.
2822 (source_index): New variable.
2823 (mutiple_files): New variable.
2824 (generate_results): New function extracted from process_file.
2825 (process_file): Save and restore chain of functions, generate
2826 results and free structures only if not merging results.
2827 (release_structures): File names are now freed in create_file_names
2828 (create_file_names): Free previous file names.
2829 (find_source): File date is now read here and modifications in
2830 source files is checked here.
2831 (read_graph_file): Only reverse order of functions for the current
2833 (make_gcov_file_name): Do not generate long names if input_name is
2835 (output_lines): If merging results do not display graph, data and
2837 Checking source file modification is done in find_source.
2839 * doc/gcov.texi: Append an s to sourcefile.
2841 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2843 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2844 (forced_nop): New pattern.
2845 * config/bfin/bfin.c: Include "df.h".
2846 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2847 (bfin_discover_loop): Use df_get_live_in instead of
2848 global_live_at_start.
2849 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2850 df_analyze when done.
2851 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2852 the insns. Use QImode for the final insn in a bundle. Call
2853 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2855 (reorder_var_tracking_notes): New function.
2856 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2857 update_life_info. Call df_analyze after scheduling and bundle
2858 generation. Call reorder_var_tracking_notes if generating these
2859 notes. Call df_finish_pass at the end.
2861 2007-06-12 Dirk Mueller <dmueller@suse.de>
2863 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2864 a comparison, not an assignment.
2866 2007-06-12 Olivier Hainque <hainque@adacore.com>
2868 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2869 Request walking the subtrees only, leaving the current is_lhs/val_only
2871 (convert_non_local_reference): Likewise.
2873 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2875 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2877 2007-06-12 Richard Guenther <rguenther@suse.de>
2879 PR tree-optimization/15353
2880 PR tree-optimization/31657
2881 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2882 * timevar.def: Add TV_TREE_IFCOMBINE.
2883 * tree-pass.h (pass_tree_ifcombine): Declare.
2884 * tree-ssa-ifcombine.c: New file.
2885 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2886 * tree-flow.h (blocks_in_phiopt_order): Declare.
2887 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2888 (tree-ssa-ifcombine.o): New dependencies.
2890 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2892 PR rtl-optimization/32293
2893 * combine.c (simplify_if_then_else): Truncate return from
2894 nonzero_bits() to correct mode.
2896 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2898 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2899 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2901 2007-06-11 Diego Novillo <dnovillo@google.com>
2903 * Makefile.in (reload1.o-warn): Remove.
2905 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2907 * combine.c (subst): Use reg_overlap_mentioned_p
2908 instead of comparing register numbers directly.
2910 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2912 * reload1.c (mark_home_live_1): Use the mode parameter.
2914 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2916 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2917 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2921 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2923 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2925 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2927 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2928 from integer registers.
2929 (FP mode splitters): Handle TFmode.
2931 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2933 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2934 for ref-all pointers that point-to anything.
2936 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2938 * config/arm/arm.c (arm_output_dwarf_dtprel,
2939 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2941 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2943 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2944 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2947 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2949 * gcc/tree.c (signed_or_unsigned_type_for): New.
2950 (unsigned_type_for): Use signed_or_unsigned_type_for.
2951 (signed_type_for): Use signed_or_unsigned_type_for.
2952 * gcc/tree.h (signed_or_unsigned_type_for): New.
2953 (get_signed_or_unsigned_type): Remove.
2954 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2955 lang_hooks.types.signed_type
2956 (size_diffop): Likewise.
2957 (all_ones_mask_p): Likewise.
2958 (build_range_check): Likewise.
2959 (fold_cond_expr_with_comparison): Likewise.
2960 (fold_cond_expr_with_comparison): Likewise.
2961 (unextend): Likewise.
2962 (extract_muldiv_1): Likewise.
2963 (fold_single_bit_test_into_sign_test): Likewise.
2964 (fold_binary): Likewise.
2965 (fold_ternary): Likewise.
2966 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2967 instead of get_signed_or_unsigned_type.
2968 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2969 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2970 * gcc/expr.c (signed_or_unsigned_type_for): Use
2971 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2972 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2973 (lhd_signed_or_unsigned_type): Remove.
2974 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2975 signed_or_unsigned_type.
2976 (lhd_signed_or_unsigned_type): Remove.
2977 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2978 lang_hooks.types.signed_type.
2979 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2980 c_common_signed_type instead of lang_hooks.types.signed_type.
2981 (c_common_unsigned_type): New.
2982 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2983 (shorten_compare): Use c_common_unsigned_type instead of
2984 c_common_signed_or_unsigned_type.
2985 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2987 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2988 lang_hooks.types.signed_type.
2989 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2990 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2991 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2992 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2993 instead of unsigned_type_for.
2994 * gcc/c-decl.c (groakdeclarator): Likewise.
2995 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2996 * gcc/c-common.h (c_common_unsigned_type): New.
2998 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3001 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3002 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3004 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3007 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3008 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3010 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3011 Sebastian Pop <sebpop@gmail.com>
3013 * lambda-code.c (remove_iv): New.
3014 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3016 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3018 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3019 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3020 * tree-ssa-loop-prefetch.c: Include optabs.h.
3021 (FENCE_FOLLOWING_MOVNT): New macro.
3022 (struct mem_ref): Add independent_p and storent_p fields.
3023 (record_ref): Initalize the new fields.
3024 (gather_memory_references_ref): Return true if the reference
3026 (gather_memory_references): Check whether all memory accesses
3027 in loop were recorded.
3028 (should_issue_prefetch_p): Return false for nontemporal stores.
3029 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3030 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3031 (determine_loop_nest_reuse): Detect independent memory references.
3032 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3033 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3034 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3035 * config/i386/i386.h (x86_mfence): Declare.
3036 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3037 * config/i386/i386.c (x86_mfence): New variable.
3038 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3040 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3041 * optabs.c (init_optabs): Initialize storent_optab.
3042 * optabs.h (enum optab_index): Add OTI_storent.
3043 (storent_optab): Declare.
3044 * genopinit.c (optabs): Add initialization for storent_optab.
3045 * tree.h (MOVE_NONTEMPORAL): New macro.
3046 * expr.c (expand_assignment, store_expr, store_constructor_field,
3047 store_constructor, store_field, expand_expr_real_1): Propagate
3048 nontemporality of the expanded store.
3049 (emit_storent_insn): New function.
3050 * expr.h (expand_assignment, store_expr): Declaration changed.
3051 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3052 to expand_assignment.
3053 * stmt.c (expand_asm_expr): Ditto.
3054 * calls.c (initialize_argument_information): Pass false as
3055 nontemporality to store_expr.
3056 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3059 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3061 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3063 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3065 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3067 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3068 and allow DECL_P here.
3070 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3072 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3073 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3074 track of the size of the expression.
3075 * cfghooks.c (merge_blocks): Remove block from loops structure only
3076 after call of the merge_blocks hook.
3078 2007-06-09 Tom Tromey <tromey@redhat.com>
3080 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3081 (deprecated_state): Removed.
3082 (start_decl): Update.
3083 (enum deprecated_states): Moved earlier.
3084 (groktypename): Update.
3085 (push_parm_decl): Likewise.
3086 (grokfield): Likewise.
3087 (start_function): Likewise.
3089 2007-06-09 Ian Lance Taylor <iant@google.com>
3091 PR tree-optimization/32169
3092 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3093 CONVERT_EXPR, check whether min and max both converted to an
3094 overflow infinity representation.
3096 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3098 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3099 not inserted on the edge.
3101 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3103 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3104 instructions if they are supported.
3105 (__divsi3, __umodsi3, __modsi3): Likewise.
3106 (__ashldi3, __ashrdi3, __lshrdi3): New.
3107 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3109 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3110 Tony Linthicum <tony.linthicum@amd.com>
3112 * doc/invoke.texi: Add fvect-cost-model flag.
3113 * common.opt (fvect-cost-model): New flag.
3114 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3115 cost fields in stmt_vec_info struct for STMT.
3116 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3117 fields in stmt_vec_info struct and access functions for the same.
3118 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3119 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3120 load, store and vector to scalar operation.
3121 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3122 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3123 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3124 (TARG_VEC_STORE_COST): Define cost of vector store.
3125 (vect_estimate_min_profitable_iters): Define new function.
3126 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3127 check to evaluate if loop iterations are less than minimum profitable
3128 iterations determined by cost model or minimum vect loop bound defined
3129 by user, whichever is more conservative.
3130 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3131 run-time check to evaluate if loop iterations are less than minimum
3132 profitable iterations determined by cost model or minimum vect loop
3133 bound defined by user, whichever is more conservative.
3134 (vect_estimate_min_profitable_iterations): New function to estimate
3135 mimimimum iterartions required for vector version of loop to be
3136 profitable over scalar version.
3137 (vect_model_reduction_cost): New function.
3138 (vect_model_induction_cost): New function.
3139 (vect_model_simple_cost): New function.
3140 (vect_cost_strided_group_size): New function.
3141 (vect_model_store_cost): New function.
3142 (vect_model_load_cost): New function.
3143 (vectorizable_reduction): Call vect_model_reduction_cost during
3145 (vectorizable_induction): Call vect_model_induction_cost during
3147 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3148 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3149 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3150 vectorizable_promotion, vectorizable_demotion): Call
3151 vect_model_simple_cost during analysis phase.
3153 2007-06-08 Simon Baldwin <simonb@google.com>
3155 * reg-stack.c (get_true_reg): Readability change. Moved default case
3156 label into direct switch statement scope.
3158 2007-06-08 Simon Baldwin <simonb@google.com>
3160 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3161 in gcc_assert() with '==' comparison.
3163 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3165 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3166 TARGET_ABM handling of x86_popcnt variable.
3168 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3170 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3171 __builtin_copysignq and __builtin_infq built-in functions.
3173 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3175 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3176 SSE4.2 section. Correct built-in function names in SSE4A section.
3178 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3180 PR tree-optimization/32243
3181 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3182 for ncopies after ratio check between nunits_out and nunits_in.
3183 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3185 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3187 PR tree-optimization/32224
3188 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3189 vectorization upon a non GIMPLE_MODIFY_STMT.
3191 2007-06-08 Christian Bruel <christian.bruel@st.com>
3194 * config/sh/sh.md (doloop_end): New pattern and splitter.
3195 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3197 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3200 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3202 (verify_dominators): Do not change dominance tree.
3204 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3206 * config/sh/constraints.md: New file.
3207 * config/sh/sh.c: Include tm-constrs.h.
3208 (reg_class_from_letter): Remove.
3209 (prepare_cbranch_operands): Use satisfies_constraint_*
3210 function instead of macro.
3211 (andcosts, broken_move, sh_secondary_reload): Likewise.
3212 * config/sh/predicates.md (trapping_target_operand): Likewise.
3213 (and_operand, arith_operand, arith_reg_or_0_operand,
3214 cmp_operand, logical_operand, target_operand,
3215 ua_address_operand, ua_offset, xor_operand): Likewise.
3216 * config/sh/sh.md: Include constraints.md.
3217 (*movsicc_t_false): Use satisfies_constraint_* function
3219 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3220 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3221 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3222 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3223 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3224 (REG_CLASS_FROM_CONSTRAINT): Remove.
3225 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3226 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3227 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3228 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3229 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3230 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3231 function instead of macro.
3232 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3233 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3234 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3235 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3236 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3237 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3238 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3239 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3240 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3241 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3242 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3243 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3244 EXTRA_CONSTRAINT_STR): Likewise.
3245 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3247 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3249 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3251 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3254 * c-common.h (flag_cpp0x): Replaced by...
3255 (cxx_dialect): ... this new variable specifying the C++ dialect that
3257 * c-common.c (flag_cpp0x): Removed.
3258 (cxx_dialect): Defined.
3259 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3261 * c-opts.c (c_common_post_options): Likewise.
3262 (set_std_cxx98): Set cxx_dialect to cxx98.
3263 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3265 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3266 Hui-May Chang <hm.chang@apple.com>
3268 * doc/invoke.texi (Darwin Options): Update documentation for
3269 -mmacosx-version-min.
3270 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3271 * config/darwin-driver.c: New file.
3272 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3273 * config/t-darwin (darwin-driver.o): New rule.
3275 * config/darwin-c.c (version_as_macro): Ignore low digit.
3277 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3279 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3280 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3281 (CSGNMODE): New mode macro.
3282 (CSGNVMODE): New mode attribute.
3283 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3284 expander using CSGNMODE mode macro. Handle TFmode.
3285 (copysign<mode>3_const): Rename from copysignsf3_const and
3286 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3288 (copysign<mode>3_var): Rename from copysignsf3_var and
3289 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3291 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3292 mode macro. Handle TFmode.
3293 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3294 (iortf3, *iortf3): Ditto.
3295 (xortf3, *xortf3): Ditto.
3296 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3297 TFmode and TImode masks.
3298 (ix86_expand_copysign): Expand TFmode copysign insn.
3299 (IX86_BUILTIN_INFQ): New.
3300 (IX86_BUILTIN_FABSQ): Ditto.
3301 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3302 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3303 [__builtin_fabsq]: Ditto.
3304 [__builtin_copysignq]: Ditto.
3305 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3306 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3307 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3308 ix86_expand_binop_builtin().
3310 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3312 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3314 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3317 * rtl.h (push_to_sequence2): New.
3318 * emit-rtl.c (push_to_sequence2): New.
3319 * function.c (assign_parm_data_all): Add new fields.
3320 (assign_parm_setup_block): Call push_to_sequence2 instead of
3322 (assign_parm_setup_reg): Ditto.
3323 (assign_parm_setup_stack): Ditto.
3324 (assign_parms_unsplit_complex): Ditto.
3325 (assign_parms): Change field name.
3327 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3329 PR tree-optimization/32220
3330 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3331 phi node is reached before defining statement.
3333 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3336 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3337 after changing the right hand side of the assignment.
3339 2007-06-06 Eric Christopher <echristo@apple.com>
3341 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3342 (x86_64-*-darwin*): Ditto.
3343 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3344 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3346 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3348 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3350 (add_key): Likewise.
3351 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3352 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3354 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3356 (add_cost_one_coalesce): Likewise.
3357 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3358 variable names. Rename orig to orig_name for consistency.
3359 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3361 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3363 (record_equivalences_from_stmt): Likewise.
3364 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3365 the coding conventions.
3366 (memory_ssa_name_same): Likewise.
3367 (dse_optimize_stmt): Likewise.
3368 (dse_record_phis): Likewise.
3369 (dse_finalize_block): Likewise.
3370 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3371 keywords as variable names.
3372 (may_move_till): Cast according to the coding conventions.
3373 (force_move_till_expr): Avoid using C++ keywords as variable names.
3374 (force_move_till): Cast according to the coding conventions.
3375 (memref_hash): Likewise.
3376 (memref_eq): Likewise.
3377 (gather_mem_refs_stmt): Likewise.
3378 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3379 using C++ keywords as variable names.
3380 (idx_find_step): Cast according to the coding conventions.
3381 (idx_record_use): Likewise.
3382 (find_depends): Likewise.
3383 (prepare_decl_rtl): Likewise.
3384 (mbc_entry_hash): Likewise.
3385 (mbc_entry_eq): Likewise.
3386 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3387 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3388 (idx_infer_loop_bounds): Cast according to the coding conventions.
3389 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3390 * tree-ssa-math-opts.c (occ_new ): Likwise.
3391 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3393 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3395 (add_use_op): Likewise.
3396 (add_vop): Likewise.
3397 (add_vuse_op): Likewise.
3398 (add_vdef_op): Likewise.
3399 (get_expr_operands): Likewise.
3400 (push_stmt_changes): Use type safe memory macros.
3401 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3402 keywords as variable names.
3403 (conditional_replacement): Likewise.
3404 (minmax_replacement): Likewise.
3405 (abs_replacement): Likewise.
3406 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3408 (insert_fake_stores): Avoid using C++ keywords as variable names.
3409 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3411 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3412 (heapvar_insert): Use type safe memory macros.
3413 (new_var_info): Cast according to the coding conventions.
3414 (new_constraint): Likewise.
3415 (remove_preds_and_fake_succs): Use type safe memory macros.
3416 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3418 (thread_single_edge): Likewise.
3419 (thread_through_loop_header): Likewise.
3421 2007-06-06 Eric Christopher <echristo@apple.com>
3423 * config/i386/i386.c (override_options): Move handling
3424 of TARGET_SUBTARGET* earlier.
3426 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3428 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3431 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3433 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3434 emited outside of basic block.
3435 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3437 * rtl.h (delete_insn_chain): Declaration changed.
3438 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3440 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3441 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3442 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3443 to delete_insn_chain.
3444 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3445 do not have bb field set.
3446 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3448 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3449 * cfgcleanup.c (try_optimize_cfg): Ditto.
3451 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3453 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3454 (lambda_body_vector_new): Use type safe memory macros.
3455 (lambda_linear_expression_new): Likewise.
3456 (lambda_loopnest_new): Likewise.
3457 (lambda_lattice_new): Likewise.
3458 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3459 conventions. Use type safe memory macros.
3460 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3461 (lambda_body_vector_s): Likewise.
3462 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3463 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3465 2007-06-06 Richard Guenther <rguenther@suse.de>
3467 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3468 if we need to schedule cfg_cleanup.
3469 (tree_ssa_forward_propagate_single_use_vars): Do so.
3471 2007-06-06 Ian Lance Taylor <iant@google.com>
3473 * fold-const.c (merge_ranges): If range_successor or
3474 range_predecessor fail, just return 0.
3476 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3478 PR tree-optimization/32216
3479 * tree-vectorizer.c (supportable_widening_operation): Determine
3480 signedness of FIX_TRUNC_EXPR from output operand.
3481 (supportable_narrowing_operation): Ditto.
3482 * tree-vect-generic.c (expand_vector_operations_1): Determine
3483 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3486 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3488 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3489 (struct pta): ...from here. Change flags to unsigned to avoid
3490 excessive casting (as it is used as a bit mask).
3491 (override_options): Add casts according to the coding convenventions.
3492 (x86_64_elf_unique_section): Likewise.
3493 (examine_argument): Avoid using C++ keywords as variable names.
3494 (construct_container): Likewise.
3495 (legitimize_pic_address): Likewise.
3496 (get_dllimport_decl): Cast according to the coding conventions. Use
3497 type safe memory macros.
3498 (legitimize_address): Cast according to the coding conventions.
3499 (emit_i387_cw_initialization): Corrected the type of slot to enum
3501 (ix86_init_machine_status): Use type safe memory macros.
3502 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3503 (bdesc_pcmpistr): Likewise.
3504 (bdesc_crc32): Likewise.
3505 (bdesc_sse_3arg): Likewise.
3506 (bdesc_2arg): Likewise.
3507 (bdesc_1arg): Likewise.
3508 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3509 (ix86_expand_sse_pcmpistr): Likewise.
3510 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3511 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3512 int to match the langhook definition.
3513 (ix86_builtin_conversion): Change the type of code to unsigned init to
3514 match the langhook definition.
3515 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3517 (ix86_preferred_output_reload_class): Likewise.
3518 (ix86_cannot_change_mode_class): Likewise.
3519 (ix86_memory_move_cost): Likewise.
3520 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3521 avoid excessive casting later on.
3522 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3524 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3526 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3527 as flags setting insn.
3528 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3530 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3532 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3533 (UNSPEC_ROUND): New.
3534 ("sse4_1_round<mode>2"): New insn pattern.
3535 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3537 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3538 expander using SSEMODEF mode macro. Expand using
3539 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3540 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3541 expander using SSEMODEF mode macro. Expand using
3542 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3543 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3544 expander using SSEMODEF mode macro. Expand using
3545 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3546 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3547 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3548 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3551 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3552 Sebastian Pop <sebpop@gmail.com>
3554 * lambda.h (build_linear_expr): New.
3555 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3556 Use build_linear_expr, call fold and force_gimple_operand.
3557 (lambda_loopnest_to_gcc_loopnest): Check that there is
3558 something to insert.
3559 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3561 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3563 PR preprocessor/23479
3564 * doc/extend.texi: Document the 0b-prefixed binary integer
3567 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3569 PR tree-optimization/32215
3570 * tree-vectorizer.c (supportable_widening_operation): Return false
3571 for unsupported FIX_TRUNC_EXPR tree code.
3572 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3574 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3576 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3577 register on SPE targets. Change documentation to reflect
3579 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3580 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3581 out of the register allocation pool.
3582 (rs6000_reg_live_or_pic_offset_p): New function.
3583 (rs6000_emit_prologue): Move the actual saving of LR up to free
3584 r0 for holding r11. Split saving of SPE 64-bit registers into
3585 its own case. Ensure that offsets will always be in-range for
3586 'evstdd' by using r11 as a scratch register to point at the start
3587 of the SPE save area. Save r11 if necessary, as it is the static
3589 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3590 into its own case. Ensure that offsets will always be in-range
3591 for 'evldd' by using r11 as a scratch register to point at the
3592 start of the SPE save area. Also adjust r11 when restoring
3593 the stack pointer to compensate for pre-loading r11.
3595 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3597 * cfg.c (init_flow): Use type safe memory macros.
3598 (alloc_block): Likewise.
3599 (unchecked_make_edge): Likewise.
3600 (dump_flow_info): Avoid using C++ keywords as variable names.
3601 (copy_original_table_clear): Cast according to the coding conventions.
3602 (copy_original_table_set): Likewise.
3603 * cfgexpand (label_rtx_for_bb): Likewise.
3604 (expand_gimple_basic_block): Likewise.
3605 * cfghooks.c (dump_bb): Likewise.
3606 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3608 (lv_add_condition_to_bb): Likewise.
3609 * cfglayout (relink_block_chain): Cast according to the coding
3611 (fixup_reorder_chain): Likewise.
3612 (fixup_fallthru_exit_predecessor): Likewise.
3613 * cfgloop.c (glb_enum_p): Likewise.
3614 (get_exit_description): Likewise.
3615 (dump_recorded_exit): Likewise.
3616 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3617 (struct loop): ... from here.
3618 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3620 * cfgrtl.c (rtl_create_basic_block): Likewise.
3621 (rtl_split_block): Likewise.
3622 (rtl_dump_bb): Likewise.
3623 (cfg_layout_split_block): Likewise.
3624 (init_rtl_bb_info): Use typesafe memory macros.
3626 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3627 * graphds.h: Updated all usages of edge to graph_edge.
3628 * graphds.c: Likewise.
3629 * cfgloopanal.c: Likewise.
3631 2007-06-05 Ian Lance Taylor <iant@google.com>
3633 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3634 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3635 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3637 (test_for_singularity): Likewise.
3639 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3641 * config/i386/constraints.md ("Y2"): Replaced by ...
3643 * config/i386/i386.md: Likewise.
3644 * config/i386/mmx.md: Likewise.
3645 * config/i386/sse.md: Likewise.
3647 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3649 * config/i386/constraints.md ("z"): Replaced by ...
3651 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3652 (sse4_1_blendvps): Likewise.
3653 (sse4_1_pblendvb): Likewise.
3654 (sse4_2_pcmpestr): Likewise.
3655 (sse4_2_pcmpestrm): Likewise.
3656 (sse4_2_pcmpestr_cconly): Likewise.
3657 (sse4_2_pcmpistr): Likewise.
3658 (sse4_2_pcmpistrm): Likewise.
3659 (sse4_2_pcmpistr_cconly): Likewise.
3661 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3663 * matrix-reorg.c (transform_access_sites): Fix computation.
3664 (transform_allocation_sites): Same.
3666 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3668 * config/i386/i386.c (override_options): Use
3669 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3671 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3673 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3674 (nonimm_not_xmm0_operand): Ditto.
3675 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3676 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3677 as operand[2] predicate. Require "z" class XMM register for
3678 operand[3]. Adjust asm template.
3679 ("sse4_1_blendvpd"): Ditto.
3680 ("sse4_1_pblendvb"): Ditto.
3681 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3682 force op2 into xmm0 register for variable blend instructions.
3684 2007-06-04 Tom Tromey <tromey@redhat.com>
3686 * c-tree.h (start_enum): Update.
3687 (build_enumerator): Likewise.
3688 * c-decl.c (enum_next_value): Removed.
3689 (enum_overflow): Likewise.
3690 (start_enum): Add c_enum_contents argument. Don't use globals.
3691 (build_enumerator): Likewise.
3692 * c-tree.h (struct c_enum_contents): New struct.
3694 2007-06-04 Tom Tromey <tromey@redhat.com>
3696 * c-common.c (c_common_get_alias_set): Fix indentation.
3698 2007-06-04 Ian Lance Taylor <iant@google.com>
3700 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3701 to overflow, reduce overflow infinity to regular infinity.
3702 (vrp_var_may_overflow): New static function.
3703 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3705 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3707 * stor-layout.c (layout_type): Remove duplicate code.
3709 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3712 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3713 before build_common_builtin_nodes ().
3715 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3718 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3720 2007-06-04 Jan Hubicka <jh@suse.cz>
3722 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3723 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3724 instead of _stat version.
3726 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3728 PR tree-optimization/32194
3729 * tree-predcom.c (determine_offset): Check that both references have
3732 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3734 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3735 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3736 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3737 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3738 Add argument to iterate_fix_dominators call.
3739 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3740 * gcse.c (hoist_code): Change domby to vector.
3741 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3742 Add argument to iterate_fix_dominators call.
3743 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3744 recompute_dominator.
3745 * lambda-code.c (perfect_nestify): Ditto.
3746 * cfgloopanal.c: Include graphds.h.
3747 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3748 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3749 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3751 * graphds.c: New file.
3752 * graphds.h: New file.
3753 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3754 (get_dominated_by, get_dominated_by_region): Change return type to
3756 (verify_dominators): Recompute all dominators and compare the results.
3757 (recount_dominator): Renamed to ...
3758 (recompute_dominator): ... this. Do not check that the block is
3760 (iterate_fix_dominators): Reimplemented.
3761 (prune_bbs_to_update_dominators, root_of_dom_tree,
3762 determine_dominators_for_sons): New functions.
3763 * et-forest.c (et_root): New function.
3764 * et-forest.h (et_root): Declare.
3765 * Makefile.in (graphds.o): Add.
3766 (cfgloopanal.o): Add graphds.h dependency.
3767 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3768 * basic-block.h (get_dominated_by, get_dominated_by_region,
3769 iterate_fix_dominators): Declaration changed.
3770 (recount_dominator): Renamed to ...
3771 (recompute_dominator): ... this.
3772 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3773 (thread_through_all_blocks): Do not free dominance info.
3775 2007-06-03 Andreas Schwab <schwab@suse.de>
3777 * config/m68k/m68k.c (override_options): Don't override
3779 * config/m68k/m68k-modes.def (SF, DF): Define to use
3780 motorola_single_format and motorola_double_format, resp.
3781 * real.c (motorola_single_format): Renamed from
3782 coldfire_single_format.
3783 (motorola_double_format): Renamed from coldfire_double_format.
3784 (encode_ieee_extended): Generate a proper canonical NaN image
3785 respecting canonical_nan_lsbs_set.
3786 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3788 * real.h: Adjust declarations.
3790 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3793 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3794 the symbol is generated with the stack protector.
3796 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3798 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3799 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3801 * doc/extend.texi (interrupt): Mention m68k.
3803 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3805 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3806 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3807 (ix86_expand_sse_pcmpestr): Do not check operands for
3808 "register_operand", when insn operand predicate is "register_operand".
3809 (ix86_expand_sse_pcmpistr): Ditto.
3811 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3812 Uros Bizjak <ubizjak@gmail.com>
3814 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3815 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3816 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3817 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3818 * config/i386/constraints.md ("z"): New register constraint
3819 for members of SSE_FIRST_REG class.
3820 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3821 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3822 SSE_FIRST_REG class.
3823 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3824 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3825 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3826 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3827 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3828 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3829 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3830 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3831 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3832 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3833 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3834 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3835 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3836 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3837 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3838 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3839 (struct builtin_description): Change "flag" field to unsigned.
3840 (bdesc_pcmpestr): New builtin description table.
3841 (bdesc_pcmpistr): Likewise.
3842 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3843 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3844 Initialize pcmp[ei]str[im] insns for SSE4.2.
3845 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3846 (ix86_expand_sse_pcmpistr): Likewise.
3847 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3848 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3849 (UNSPEC_PCMPISTR): Likewise.
3850 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3851 (sse4_2_pcmpestri):New isns pattern.
3852 (sse4_2_pcmpestrm): Likewise.
3853 (sse4_2_pcmpestr_cconly): Likewise.
3854 (sse4_2_pcmpistr): New insn patern and splitter.
3855 (sse4_2_pcmpistri):New isns pattern.
3856 (sse4_2_pcmpistrm): Likewise.
3857 (sse4_2_pcmpistr_cconly): Likewise.
3858 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3861 2007-06-01 David Daney <ddaney@avtrex.com>
3863 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3864 LOADGP_ABSOLUTE and not binds_local_p.
3866 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3868 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3870 2007-06-01 Ian Lance Taylor <iant@google.com>
3872 * tree-vrp.c (compare_name_with_value): Always set
3873 used_strict_overflow if we get a result from the variable itself.
3875 2007-06-01 Ian Lance Taylor <iant@google.com>
3877 PR rtl-optimization/31455
3878 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3879 subregs which have a cast between modes which are not tieable.
3881 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3883 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3884 breaks after return statements.
3886 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3888 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3889 only after no_new_pseudos.
3891 2007-05-31 Eric Christopher <echristo@apple.com>
3893 * expr.c (convert_move): Assert that we don't have a BLKmode
3895 (store_expr): Handle BLKmode moves by calling emit_block_move.
3897 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3899 * c-typeck.c (build_indirect_ref): Include type in error message.
3900 (build_binary_op): Pass types to binary_op_error.
3901 * c-common.c (binary_op_error): Take two type arguments, print out
3903 * c-common.h (binary_op_error): Update prototype.
3905 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3907 * config/i386/i386.c: Correct coments on -mno-sse4.
3909 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3911 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3912 (x86_64-*-*): Likewise.
3913 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3914 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3915 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3916 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3917 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3918 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3919 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3920 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3921 (OPTION_MASK_ISA_SSE4): Likewise.
3922 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3923 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3924 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3925 (override_options): Support SSE4.2.
3926 (ix86_build_const_vector): Support SImode and DImode.
3927 (ix86_build_signbit_mask): Likewise.
3928 (ix86_expand_int_vcond): Support V2DImode.
3929 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3930 (IX86_BUILTIN_CRC32HI): Likewise.
3931 (IX86_BUILTIN_CRC32SI): Likewise.
3932 (IX86_BUILTIN_CRC32DI): Likewise.
3933 (IX86_BUILTIN_PCMPGTQ): Likewise.
3934 (bdesc_crc32): Likewise.
3935 (bdesc_sse_3arg): Likewise.
3936 (ix86_expand_crc32): Likewise.
3937 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3938 (ix86_expand_builtin): Likewise.
3939 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3940 __SSE4_2__ for -msse4.2.
3941 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3942 (CRC32MODE): Likewise.
3943 (crc32modesuffix): Likewise.
3944 (crc32modeconstraint): Likewise.
3945 (sse4_2_crc32<mode>): Likewise.
3946 (sse4_2_crc32di): Likewise.
3947 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3949 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3950 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3951 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3952 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3953 (vcondu<mode>): Likewise.
3954 * doc/extend.texi: Document SSE4.2 built-in functions.
3955 * doc/invoke.texi: Document -msse4.2/-msse4.
3957 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3959 PR tree-optimization/32160
3960 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3961 variable as gimple reg.
3962 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3964 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3966 * gcc.c (main): Don't consider linker options when issuing the
3967 warning about a linker input file not being used.
3969 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3971 * tree-vrp.c (compare_names): Initialize sop.
3973 2007-05-30 Dirk Mueller <dmueller@suse.de>
3975 * cgraphunit.c (cgraph_analyze_function): Remove
3976 computation of inline parameters.
3978 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3980 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3982 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3984 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3985 Add vx-common.h. Include vxworks.h between vx-common.h and
3987 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3989 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3990 (TARGET_ASM_DESTRUCTOR): Likewise.
3991 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3992 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3993 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3994 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3995 (VXWORKS_ENDIAN_SPEC): Define.
3996 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3997 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3998 VXWORKS_* equivalents.
3999 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4000 (ASM_FILE_START): Delete.
4001 (TARGET_VERSION): Reformat.
4002 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4003 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4004 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4005 (FPBIT, DPBIT): Define.
4006 (fp-bit.c, dp-bit.c): New rules.
4007 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4008 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4009 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4010 * config/arm/arm.h: Include vxworks-dummy.h.
4011 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4012 Mark with ATTRIBUTE_UNUSED.
4013 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4014 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4015 make it incompatible with -msingle-pic-base.
4016 (arm_function_ok_for_sibcall): Return false for calls that might
4017 go through a VxWorks PIC PLT entry.
4018 (require_pic_register): New function, split out from...
4019 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4021 (arm_load_pic_register): Handle the VxWorks RTP initialization
4022 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4023 (arm_emit_call_insn): New function.
4024 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4025 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4026 (pic_offset_arm): New pattern.
4027 (call, call_value): Use arm_emit_call_insn.
4028 (call_internal, call_value_internal): New expanders.
4029 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4030 VxWorks unless __PIC__.
4032 2007-05-30 Eric Christopher <echristo@gmail.com>
4034 * genrecog.c: Include regs.h in generated file.
4035 * genemit.c: Ditto. Fix up formatting.
4036 * config/mn10300/constraints.md: New.
4037 * config/mn10300/mn10300.md: Include.
4038 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4039 Fix up for removed macro.
4040 * config/mn10300/predicates.md (call_address_operand): Ditto.
4041 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4042 (CONST_OK_FOR_I): Ditto.
4043 (CONST_OK_FOR_J): Ditto.
4044 (CONST_OK_FOR_K): Ditto.
4045 (CONST_OK_FOR_L): Ditto.
4046 (CONST_OK_FOR_M): Ditto.
4047 (CONST_OK_FOR_N): Ditto.
4048 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4052 (EXTRA_CONSTRAINT): Ditto.
4054 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4056 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4058 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4059 OPTION_MASK_ISA_64BIT.
4060 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4062 2007-05-30 Richard Guenther <rguenther@suse.de>
4065 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4066 types for comparison.
4067 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4068 with original typed arguments.
4069 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4071 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4073 PR tree-optimization/31769
4074 * except.c (duplicate_eh_regions): Clear prev_try if
4075 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4077 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4079 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4080 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4081 bsi of the location where statements should be inserted.
4082 (sink_code_in_bb): Take bsi from statement_sink_location.
4083 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4084 instead of bsi_start.
4085 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4087 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4088 (bsi_move_before): Document inconsistency with bsi_move_after.
4089 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4091 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4093 * config/i386/i386.h (TARGET_ABM): New define.
4094 (TARGET_POPCNT): Ditto.
4095 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4096 New temporary defines to redefine from OPTION_ISA_* defines.
4097 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4098 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4099 (ix86_isa_flags): New extern int declaration.
4100 (TARGET_SUBTARGET_DEFAULT): New define.
4101 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4102 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4103 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4104 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4105 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4106 * config/i386/darwin.h: Change TARGET_64BIT define to
4109 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4110 using existing "ix86_isa_flags" varible.
4111 (m32, m64): Use existing "ix86_isa_flags" variable.
4112 (mmmx, m3dnow): Ditto.
4113 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4114 (mabm): Define as non-negative option using "x86_abm" variable.
4115 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4117 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4118 Rewrite feature test bitmap.
4119 (ix86_isa_flags): New initialized global int varible.
4120 (ix86_isa_flags_explicit): New static int variable.
4121 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4122 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4123 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4124 target_flags_explicit.
4125 (override_options): Remove "target_enable" and "target_disable" fields
4126 from "struct ptt". Update processor_target_table accordingly. Remove
4127 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4128 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4129 "target_flags" and "ix86_isa_flags_explicit" instead of
4130 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4131 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4132 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4133 to true when either of PTA_POPCNT or PTA_ABM is set in
4134 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4135 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4136 processor_alias_table flags entry. Remove handling of
4137 "target_enable" and "target_disable" fields of processor_target_table.
4138 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4139 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4140 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4141 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4142 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4144 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4146 2007-05-29 David Daney <ddaney@avtrex.com>
4149 * config/mips/mips.c (mips_output_mi_thunk): Emit
4150 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4152 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4153 * config/i386/i386.c (ix86_function_regparm): Added checking of
4154 ix86_force_align_arg_pointer to determine the number of
4155 register parameters.
4157 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4159 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4160 (SET_DR_MISALIGNMENT): New.
4161 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4162 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4163 Use SET_DR_MISALIGNMENT.
4164 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4166 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4167 find_loop_nest): Export.
4168 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4169 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4170 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4171 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4173 (struct mem_ref): Add field reuse_distance.
4174 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4175 Initialize reuse_distance field.
4176 (issue_prefetch_ref): Select temporality of prefetch according to
4178 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4179 self_reuse_distance, determine_loop_nest_reuse): New functions.
4180 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4181 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4182 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4185 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4187 * tree-ssa-alias.c: Add aliasing overview.
4189 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4190 Danny Smith <dannysmith@users.sourceforge.net>
4193 * config/i386/t-crtfm: Compile crtfastmath.o with
4194 -minline-all-stringops.
4195 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4196 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4198 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4200 * doc/md.texi: Document constraints on HP PA-RISC.
4202 * pa/constraints.md: New file.
4203 * pa.md: Include constraints.md.
4204 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4205 (integer_store_memory_operand, ldil_cint_p): New functions.
4206 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4207 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4208 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4209 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4210 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4212 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4215 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4216 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4217 case POSTDECREMENT_EXPR>): Return the error_mark_node
4218 if either the real or imaginary parts would an
4221 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4223 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4224 name when we remove it from a call.
4226 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4228 * targhooks.c (default_narrow_bitfield): Remove.
4229 * targhooks.h: Remove the prototype for
4230 default_narrow_bitfield.
4232 * langhooks-def.h: Remove the prototype for
4233 hook_get_alias_set_0.
4234 * langhooks.c (hook_get_alias_set_0): Remove.
4236 * global.c (EXECUTE_IF_CONFLICT): Remove.
4238 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4241 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4242 return true when truth_value_p is true and the type
4245 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4247 * doc/install.texi (Prerequisites): We no longer require Autoconf
4248 2.13 for the top-level.
4250 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4252 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4253 memory access via x86_expand_vector_move_misalign() only for
4254 TImode values on 32-bit targets.
4256 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4258 * matrix-reorg.c: New file. Implement matrix flattening and
4259 transposing optimization.
4260 * tree-pass.h: Add matrix reorg pass.
4261 * common.opt: Add fipa-mreorg flag.
4262 * Makefile.in: Add matrix-reorg.c.
4263 * passes.c: Add matrix reorg pass.
4264 * varpool.c (add_new_static_var): New function.
4265 * cgraph.h (add_new_static_var): Declare.
4267 2007-05-27 Eric Christopher <echristo@apple.com>
4269 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4270 sp_offset depending on stack size. Save r12 depending
4271 on registers we're saving later.
4272 (rs6000_emit_epilogue): Update sp_offset depending only
4275 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4277 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4278 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4279 * ifcvt.c (if_convert): Ditto.
4280 * tree-ssa-threadupdate.c (thread_block): Ditto.
4281 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4282 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4283 verify_loop_closed_ssa): Check number_of_loops instead of
4285 * predict.c (tree_estimate_probability): Ditto.
4286 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4287 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4288 * modulo-sched.c (sms_schedule): Ditto.
4289 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4290 (scev_finalize): Do not do anything if scev analysis was not
4292 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4293 current_loops == NULL.
4294 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4295 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4297 (loop_optimizer_finalize): Assert that loops were analyzed.
4298 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4299 rtl_doloop): Check number_of_loops instead of current_loops.
4300 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4301 current_loops == NULL.
4302 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4303 gate_tree_vectorize tree_linear_transform, check_data_deps,
4304 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4305 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4306 Check number_of_loops instead of current_loops.
4307 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4308 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4309 free loops if available.
4310 (execute_pre): Do not pass do_fre to fini_pre.
4312 2007-05-27 Tobias Burnus <burnus@net-b.de>
4315 * real.c (mpfr_from_real): Fix sign of -Inf.
4317 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4319 * tree-vect-transform.c (vectorizable_conversion): Initialize
4320 tree_code variables to ERROR_MARK.
4321 (vectorizable_type_demotion): Likewise.
4322 (vectorizable_type_promotion): Likewise.
4324 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4327 * config/i386/i386.md (movti): Handle push operands via
4330 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4332 * basic-block.h: Remove the prototype for merge_seq_blocks.
4333 * cfgcleanup.c (merge_seq_blocks): Remove.
4335 * tree-flow.h: Remove the prototype for is_aliased_with.
4336 * tree-ssa-alias.c (is_aliased_with): Remove.
4338 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4340 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4342 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4344 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4345 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4346 (vec_unpacks_hi_v16qi): Likewise.
4347 (vec_unpacku_lo_v16qi): Likewise.
4348 (vec_unpacks_lo_v16qi): Likewise.
4349 (vec_unpacku_hi_v8hi): Likewise.
4350 (vec_unpacks_hi_v8hi): Likewise.
4351 (vec_unpacku_lo_v8hi): Likewise.
4352 (vec_unpacks_lo_v8hi): Likewise.
4353 (vec_unpacku_hi_v4si): Likewise.
4354 (vec_unpacks_hi_v4si): Likewise.
4355 (vec_unpacku_lo_v4si): Likewise.
4356 (vec_unpacks_lo_v4si): Likewise.
4358 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4360 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4361 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4362 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4363 follow spelling conventions in various
4364 warning/error/diagnostic messages.
4366 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4367 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4368 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4369 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4370 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4371 * doc/tm.texi: Follow spelling conventions.
4373 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4376 * tree-ssa-forwprop.c
4377 (forward_propagate_addr_into_variable_array_index): Remove
4378 the lhs argument. Use the type of def_rhs instead of lhs.
4379 (forward_propagate_addr_expr_1): Update use of
4380 forward_propagate_addr_into_variable_array_index.
4382 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4383 Nigel Stephens <nigel@mips.com>
4385 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4386 function attributes, "far" being an alias for "long_call".
4387 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4388 (mips_near_type_p, mips_far_type_p): New.
4389 (mips_comp_type_attributes): New function to check that attributes
4390 attached to a function type are compatible.
4391 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4392 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4393 to the target function of the thunk.
4394 (mips_encode_section_info): Check for "near" and "far" function
4395 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4397 * config/mips/predicates.md (const_call_insn_operand): Test only
4398 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4400 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4403 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4404 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4405 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4406 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4408 2007-05-25 Eric Christopher <echristo@apple.com>
4410 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4411 to x86-darwin configurations.
4412 * config/i386/t-darwin: Add softfp support.
4413 * config/i386/t-darwin64: Ditto.
4414 * config/i386/sfp-machine.h: If mach then don't use
4415 aliasing, emit a stub to call.
4417 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4419 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4420 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4421 tree-predcom.c, tree-ssa-alias-warnings.c,
4422 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4423 comment typos. Follow spelling conventions.
4424 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4426 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4429 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4430 constants into memory. Expand unaligned memory references for
4431 SSE modes via x86_expand_vector_move_misalign() function.
4433 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4435 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4436 "memory" attribute for "sseishft" type insn without operands[2].
4438 2007-05-25 Dirk Mueller <dmueller@suse.de>
4439 Marcus Meissner <meissner@suse.de>
4441 * doc/extend.texi (alloc_size): New attribute.
4442 * c-common.c (handle_alloc_size_attribute): New.
4443 * tree-object-size.c (alloc_object_size): Use alloc_size
4444 attribute, if available.
4446 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4448 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4450 (__builtin_ia32_vec_ext_v2di): Likewise.
4451 (__builtin_ia32_vec_ext_v4si): Likewise.
4452 (__builtin_ia32_vec_ext_v8hi): Likewise.
4453 (__builtin_ia32_vec_ext_v16qi): Likewise.
4454 (__builtin_ia32_vec_set_v8hi): Likewise.
4456 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4458 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4460 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4462 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4463 (arm_is_longcall_p): Rename to...
4464 (arm_is_long_call_p): ...this. Take a single tree argument and
4466 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4467 (CUMULATIVE_ARGS): Remove call_cookie.
4468 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4469 (ENCODED_LONG_CALL_ATTR_P): Delete.
4470 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4471 LONG_CALL_FLAG_CHAR cases.
4472 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4473 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4474 ARM_DECLARE_FUNCTION_SIZE.
4475 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4476 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4477 (arm_encode_call_attribute, current_file_function_operand): Delete.
4478 (arm_function_in_section_p): New function.
4479 (arm_is_longcall_p): Rename to...
4480 (arm_is_long_call_p): ...this. Take the target function as a single
4481 argument and return a bool. Do not rely on call cookies. Check
4482 whether the target symbol is in the same section as the current
4483 function, not just the same compilation unit.
4484 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4485 (arm_encode_section_info): Don't encode a call type.
4486 * config/arm/arm.md (call, call_value): Update calls to
4487 arm_is_long(_)call_p. Simplify logic.
4488 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4489 Update calls to arm_is_long(_)call_p.
4491 2007-05-25 Richard Guenther <rguenther@suse.de>
4493 PR tree-optimization/31982
4494 * tree-ssa-forwprop.c
4495 (forward_propagate_addr_into_variable_array_index): Handle arrays
4496 with element size one.
4498 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4500 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4501 (umulsi3_highpart): Likewise.
4503 2007-05-24 Ian Lance Taylor <iant@google.com>
4505 PR rtl-optimization/32069
4506 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4509 2007-05-24 Ollie Wild <aaw@google.com>
4511 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4514 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4516 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4517 (oprs_unchanged_p): Use it to check all registers in a REG.
4518 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4519 (reg_set_between_after_reload_p): Delete.
4520 (reg_used_between_after_reload_p): Likewise.
4521 (reg_set_or_used_since_bb_start): Likewise.
4522 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4523 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4524 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4525 * rtlanal.c (reg_set_p): Check whether REG overlaps
4526 regs_invalidated_by_call, rather than just checking the
4527 membership of REGNO (REG).
4529 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4531 * doc/passes.texi: Document predictive commoning.
4532 * doc/invoke.texi (-fpredictive-commoning): Document.
4533 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4534 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4535 adding indices to the generated name.
4536 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4537 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4538 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4539 (op_symbol_code): ... and exported.
4540 (dump_omp_clause, op_symbol): Use op_symbol_code
4541 instead of op_symbol_1.
4542 * tree-pass.h (pass_predcom): Declare.
4543 * timevar.def (TV_PREDCOM): New timevar.
4544 * tree-ssa-loop.c (run_tree_predictive_commoning,
4545 gate_tree_predictive_commoning, pass_predcom): New.
4546 * tree-data-ref.c (find_data_references_in_loop): Find the
4547 references in dominance order.
4548 (canonicalize_base_object_address): Ensure that the result has
4550 (dr_analyze_innermost): Export.
4551 (create_data_ref): Code to fail for references with invariant
4553 (find_data_references_in_stmt): ... here.
4554 * tree-data-ref.h (dr_analyze_innermost): Declare.
4555 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4556 (aff_combination_find_elt, name_expansion_hash,
4557 name_expansion_eq, tree_to_aff_combination_expand,
4558 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4560 * tree-affine.h (aff_combination_constant_multiple_p,
4561 tree_to_aff_combination_expand): Declare.
4562 * tree-predcom.c: New file.
4563 * common.opt (fpredictive-commoning): New option.
4564 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4565 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4566 * Makefile.in (tree-predcom.o): Add.
4567 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4568 * passes.c (init_optimization_passes): Add dceloop after
4569 copy propagation in loop optimizer. Add predictive commoning
4570 to loop optimizer passes.
4572 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4574 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4577 2007-05-24 Jan Hubicka <jh@suse.cz>
4579 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4581 (genheader): Include statistics.h.
4583 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4585 * print-rtl.c (flag_dump_unnumbered): Update comments.
4586 (print_rtl): Fix my previous change.
4587 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4590 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4593 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4595 (thread_through_all_blocks): Call initialize_original_copy_tables
4596 and free_original_copy_tables.
4597 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4599 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4600 * cfghooks.c (duplicate_block): Use get_loop_copy.
4601 * cfg.c: Include cfgloop.h.
4602 (loop_copy): New hash table.
4603 (initialize_original_copy_tables): Initialize loop_copy table.
4604 (free_original_copy_tables): Free loop_copy table.
4605 (copy_original_table_clear, copy_original_table_set,
4606 set_loop_copy, get_loop_copy): New functions.
4607 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4608 * cfgloop.h (struct loop): Remove copy field.
4609 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4610 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4612 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4614 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4615 -msse/-msse2/-msse3.
4617 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4619 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4620 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4622 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4625 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4626 * targhooks.h (default_mangle_decl_assembler_name): Declare
4628 * targhooks.c (default_mangle_decl_assembler_name): Define
4630 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4632 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4633 * langhooks.c (lhd_set_decl_assembler_name): Call
4634 targetm.mangle_decl_assembler_name for names with global scope.
4636 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4638 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4639 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4641 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4642 New. Factored out of i386_pe_encode_section_info.
4643 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4644 Move check for prior decoration of stdcall
4645 symbols to i386_pe_encode_section_info.
4646 (i386_pe_encode_section_info): Adjust call to
4647 gen_stdcall_or_fastcall_suffix. Use
4648 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4649 (i386_pe_mangle_decl_assembler_name): New. Wrap
4650 i386_pe_maybe_mangle_decl_assembler_name.
4652 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4654 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4655 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4656 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4657 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4658 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4661 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4662 Nigel Stephens <nigel@mips.com>
4663 Richard Sandiford <richard@codesourcery.com>
4665 Fix up MIPS16 hard float and add support for complex.
4667 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4668 (TARGET_SOFT_FLOAT_ABI): New.
4669 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4670 __mips_soft_float to reflect the ABI in use, not whether the
4671 FPU is directly accessible (e.g., in MIPS16 mode).
4672 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4673 (UNITS_PER_FPVALUE): Likewise.
4675 * config/mips/mips.c (mips_expand_call): Remove redundant
4676 TARGET_MIPS16 check.
4677 (mips_arg_regno): New.
4678 (function_arg_advance): When setting bits in cum->fp_code for
4679 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4681 (function_arg): Use mips_arg_regno.
4682 (mips_return_mode_in_fpr_p): New.
4683 (mips16_call_stub_mode_suffix): New.
4684 (mips16_cfun_returns_in_fpr_p): New.
4685 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4686 (mips_output_function_prologue): Test mips16_hard_float, not
4687 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4688 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4689 return value into a floating-point register.
4690 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4691 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4692 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4693 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4694 word of double arguments from or to the high bits of 64-bit
4695 floating point registers.
4696 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4697 (mips16_fpret_double): New helper function.
4698 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4699 support for complex modes. Fill in DECL_RESULT for stubdecl.
4700 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4702 * config/mips/mips16.S
4703 (RET, ARG1, ARG2): New.
4704 (MERGE_GPRf, MERGE_GPRt): New.
4705 (DELAYt, DELAYf): New.
4706 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4707 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4708 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4709 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4710 (SFOP): Renamed to...
4711 (OPSF3): This, and macro-ified. Updated all uses.
4712 (SFOP2): Renamed to...
4713 (OPSF2): This, and macro-ified. Updated all uses.
4714 (SFCMP): Renamed to...
4715 (CMPSF): This, and macro-ified. Updated all uses.
4716 (SFREVCMP): Renamed to...
4717 (REVCMPSF): This, and macro-ified. Updated all uses.
4718 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4719 (LDDBL1, LDDBL2, RETDBL): Deleted.
4720 (DFOP): Renamed to...
4721 (OPDF3): This, and macro-ified. Updated all uses.
4722 (DFOP2): Renamed to...
4723 (OPDF2): This, and macro-ified. Updated all uses.
4724 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4725 (DFCMP): Renamed to...
4726 (CMPDF): This, and macro-ified. Updated all uses.
4727 (DFREVCMP): Renamed to...
4728 (REVCMPDF): This, and macro-ified. Updated all uses.
4729 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4730 (RET_FUNCTION): New.
4731 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4732 (__mips16_ret_sc, __mips16_ret_dc): New.
4733 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4734 STUB_ARGS_6, STUB_ARGS_10): New.
4735 (CALL_STUB_NO_RET): New.
4736 (__mips16_call_stub_1): Macro-ified.
4737 (__mips16_call_stub_5): Macro-ified.
4738 (__mips16_call_stub_2): Macro-ified.
4739 (__mips16_call_stub_6): Macro-ified.
4740 (__mips16_call_stub_9): Macro-ified.
4741 (__mips16_call_stub_10): Macro-ified.
4742 (CALL_STUB_RET): New.
4743 (__mips16_call_stub_sf_0): Macro-ified.
4744 (__mips16_call_stub_sf_1): Macro-ified.
4745 (__mips16_call_stub_sf_5): Macro-ified.
4746 (__mips16_call_stub_sf_2): Macro-ified.
4747 (__mips16_call_stub_sf_6): Macro-ified.
4748 (__mips16_call_stub_sf_9): Macro-ified.
4749 (__mips16_call_stub_sf_10): Macro-ified.
4750 (__mips16_call_stub_df_0): Macro-ified.
4751 (__mips16_call_stub_df_1): Macro-ified.
4752 (__mips16_call_stub_df_5): Macro-ified.
4753 (__mips16_call_stub_df_2): Macro-ified.
4754 (__mips16_call_stub_df_6): Macro-ified.
4755 (__mips16_call_stub_df_9): Macro-ified.
4756 (__mips16_call_stub_df_10): Macro-ified.
4757 (__mips16_call_stub_sc_0): New.
4758 (__mips16_call_stub_sc_1): New.
4759 (__mips16_call_stub_sc_5): New.
4760 (__mips16_call_stub_sc_2): New.
4761 (__mips16_call_stub_sc_6): New.
4762 (__mips16_call_stub_sc_9): New.
4763 (__mips16_call_stub_sc_10): New.
4764 (__mips16_call_stub_dc_0): New.
4765 (__mips16_call_stub_dc_1): New.
4766 (__mips16_call_stub_dc_5): New.
4767 (__mips16_call_stub_dc_2): New.
4768 (__mips16_call_stub_dc_6): New.
4769 (__mips16_call_stub_dc_9): New.
4770 (__mips16_call_stub_dc_10): New.
4772 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4773 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4774 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4776 2007-05-23 Ian Lance Taylor <iant@google.com>
4778 * doc/invoke.texi (Invoking GCC): Document that the order of the
4781 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4784 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4785 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4786 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4790 * config/score/score.c (score_print_operand): Make sure that only
4791 lower bits are used.
4793 2007-05-22 Ian Lance Taylor <iant@google.com>
4795 * tree-vrp.c (avoid_overflow_infinity): New static function,
4796 broken out of set_value_range_to_value.
4797 (set_value_range_to_value): Call avoid_overflow_infinity.
4798 (extract_range_from_assert): Likewise.
4800 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4803 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4804 change the type before looking for a COMPOUND_EXPR.
4806 2007-05-22 Ian Lance Taylor <iant@google.com>
4808 * lower-subreg.c (decompose_multiword_subregs): If we change an
4809 insn, call remove_retval_note on it.
4811 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4813 * regs.h (end_hard_regno): New function.
4814 (END_HARD_REGNO, END_REGNO): New macros.
4815 (add_to_hard_reg_set): New function.
4816 (remove_from_hard_reg_set): Likewise.
4817 (in_hard_reg_set_p): Likewise.
4818 (overlaps_hard_reg_set_p): Likewise.
4819 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4820 (note_btr_set): Use END_HARD_REGNO.
4821 * caller-save.c (setup_save_areas): Use end_hard_regno.
4822 (mark_set_regs): Use END_HARD_REGNO.
4823 (add_stored_regs): Use end_hard_regno.
4824 (mark_referenced_regs): Use add_to_hard_reg_set.
4825 * combine.c (update_table_tick): Use END_REGNO.
4826 (record_value_for_reg): Likewise.
4827 (record_dead_and_set_regs): Likewise.
4828 (get_last_value_validate): Likewise.
4829 (use_crosses_set_p): Likewise.
4830 (reg_dead_at_p_1): Likewise.
4831 (reg_dead_at_p): Likewise.
4832 (mark_used_regs_combine): Use add_to_hard_reg_set.
4833 (move_deaths): Use END_HARD_REGNO.
4834 (reg_bitfield_target_p): Use end_hard_regno.
4835 (distribute_notes): Use END_HARD_REGNO.
4836 * cse.c (mention_regs): Use END_REGNO.
4837 (insert): Use add_to_hard_reg_set.
4838 (invalidate): Use END_HARD_REGNO.
4839 (invalidate_for_call): Likewise.
4840 (exp_equiv_p): Use END_REGNO.
4841 (cse_insn): Likewise.
4842 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4843 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4844 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4845 * function.c (keep_stack_depressed): Use end_hard_regno.
4846 * global.c (global_alloc): Use end_hard_regno.
4847 (global_conflicts): Use add_to_hard_reg_set instead of
4849 (find_reg): Likewise.
4850 (mark_reg_store): Likewise.
4851 (mark_reg_conflicts): Likewise.
4852 (mark_reg_death): Use remove_from_hard_reg_set.
4853 (mark_reg_live_nc): Delete.
4854 (set_preference): Use end_hard_regno.
4855 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4856 remove_from_hard_reg_set.
4857 (post_mark_life): Use add_to_hard_reg_set.
4858 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4859 (reg_becomes_live): Use add_to_hard_reg_set.
4860 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4861 (peep2_find_free_register): Use add_to_hard_reg_set.
4862 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4863 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4864 * regrename.c (note_sets): Use add_to_hard_reg_set.
4865 (clear_dead_regs): Use remove_from_hard_reg_set.
4866 (regrename_optimize): Use add_to_hard_reg_set.
4867 (find_oldest_value_reg): Use in_hard_reg_set_p.
4868 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4869 (hard_reg_set_here_p): Use end_hard_regno.
4870 (decompose): Likewise.
4871 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4872 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4873 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4874 (mark_home_live): Use end_hard_regno.
4875 (spill_hard_reg): Likewise.
4876 (clear_reload_reg_in_use): Likewise.
4877 * reorg.c (delete_prior_computation): Use END_REGNO.
4878 * resource.c (update_live_status): Use END_HARD_REGNO.
4879 (mark_referenced_resources): Use add_to_hard_reg_set.
4880 (mark_set_resources): Likewise.
4881 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4882 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4883 (reg_overlap_mentioned_p): Likewise.
4884 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4885 (covers_regno_no_parallel_p): Use END_REGNO.
4886 (find_regno_note): Likewise.
4887 (find_reg_fusage): Use END_HARD_REGNO.
4888 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4889 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4891 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4893 * mode-switching.c (reg_dies): Change type of second argument to
4895 (optimize_mode_switching): Update accordingly.
4897 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4899 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4901 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4902 (hard_reg_set_empty_p): ...these new functions.
4903 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4904 GO_IF_HARD_REG_SUBSET.
4905 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4906 instead of GO_IF_HARD_REG_EQUAL.
4907 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4908 instead of GO_IF_HARD_REG_EQUAL.
4909 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4910 GO_IF_HARD_REG_SUBSET.
4911 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4912 GO_IF_HARD_REG_EQUAL.
4913 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4914 of GO_IF_HARD_REG_SUBSET.
4915 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4916 instead of GO_IF_HARD_REG_EQUAL.
4917 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4918 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4919 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4920 of GO_IF_HARD_REG_SUBSET,
4921 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4922 GO_IF_HARD_REG_SUBSET.
4923 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4924 instead of GO_IF_HARD_REG_EQUAL.
4925 * config/sh/sh.c (push_regs, calc_live_regs): Use
4926 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4927 (hard_regs_intersect_p): Delete.
4929 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4931 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4933 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4934 Richard Henderson <rth@redhat.com>
4936 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4938 (x86_64-*-*): Likewise.
4940 * i386/i386-modes.def (V2QI): New.
4942 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4944 (override_options): Support SSE4.1.
4945 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4946 (IX86_BUILTIN_BLENDPS): Likewise.
4947 (IX86_BUILTIN_BLENDVPD): Likewise.
4948 (IX86_BUILTIN_BLENDVPS): Likewise.
4949 (IX86_BUILTIN_PBLENDVB128): Likewise.
4950 (IX86_BUILTIN_PBLENDW128): Likewise.
4951 (IX86_BUILTIN_DPPD): Likewise.
4952 (IX86_BUILTIN_DPPS): Likewise.
4953 (IX86_BUILTIN_INSERTPS128): Likewise.
4954 (IX86_BUILTIN_MOVNTDQA): Likewise.
4955 (IX86_BUILTIN_MPSADBW128): Likewise.
4956 (IX86_BUILTIN_PACKUSDW128): Likewise.
4957 (IX86_BUILTIN_PCMPEQQ): Likewise.
4958 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4959 (IX86_BUILTIN_PMAXSB128): Likewise.
4960 (IX86_BUILTIN_PMAXSD128): Likewise.
4961 (IX86_BUILTIN_PMAXUD128): Likewise.
4962 (IX86_BUILTIN_PMAXUW128): Likewise.
4963 (IX86_BUILTIN_PMINSB128): Likewise.
4964 (IX86_BUILTIN_PMINSD128): Likewise.
4965 (IX86_BUILTIN_PMINUD128): Likewise.
4966 (IX86_BUILTIN_PMINUW128): Likewise.
4967 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4968 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4969 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4970 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4971 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4972 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4973 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4974 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4975 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4976 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4977 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4978 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4979 (IX86_BUILTIN_PMULDQ128): Likewise.
4980 (IX86_BUILTIN_PMULLD128): Likewise.
4981 (IX86_BUILTIN_ROUNDPD): Likewise.
4982 (IX86_BUILTIN_ROUNDPS): Likewise.
4983 (IX86_BUILTIN_ROUNDSD): Likewise.
4984 (IX86_BUILTIN_ROUNDSS): Likewise.
4985 (IX86_BUILTIN_PTESTZ): Likewise.
4986 (IX86_BUILTIN_PTESTC): Likewise.
4987 (IX86_BUILTIN_PTESTNZC): Likewise.
4988 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4989 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4990 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4991 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4992 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4994 (bdesc_sse_3arg): Likewise.
4995 (bdesc_2arg): Likewise.
4996 (bdesc_1arg): Likewise.
4997 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4999 (ix86_expand_sse_4_operands_builtin): New.
5000 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5001 smaller than 8 bits as the 2nd arg.
5002 (ix86_expand_sse_ptest): New.
5003 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5004 (ix86_expand_vector_set): Support SSE4.1.
5005 (ix86_expand_vector_extract): Likewise.
5007 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5008 __SSE4_1__ for -msse4.1.
5010 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5011 (UNSPEC_INSERTPS): Likewise.
5012 (UNSPEC_DP): Likewise.
5013 (UNSPEC_MOVNTDQA): Likewise.
5014 (UNSPEC_MPSADBW): Likewise.
5015 (UNSPEC_PHMINPOSUW): Likewise.
5016 (UNSPEC_PTEST): Likewise.
5017 (UNSPEC_ROUNDP): Likewise.
5018 (UNSPEC_ROUNDS): Likewise.
5020 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5022 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5023 (const_pow2_1_to_32768_operand): Likewise.
5025 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5028 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5030 (sse4_1_insertps): Likewise.
5031 (*sse4_1_extractps): Likewise.
5032 (sse4_1_ptest): Likewise.
5033 (sse4_1_mulv2siv2di3): Likewise.
5034 (*sse4_1_mulv4si3): Likewise.
5035 (*sse4_1_smax<mode>3): Likewise.
5036 (*sse4_1_umax<mode>3): Likewise.
5037 (*sse4_1_smin<mode>3): Likewise.
5038 (*sse4_1_umin<mode>3): Likewise.
5039 (sse4_1_eqv2di3): Likewise.
5040 (*sse4_1_pinsrb): Likewise.
5041 (*sse4_1_pinsrd): Likewise.
5042 (*sse4_1_pinsrq): Likewise.
5043 (*sse4_1_pextrb): Likewise.
5044 (*sse4_1_pextrb_memory): Likewise.
5045 (*sse4_1_pextrw_memory): Likewise.
5046 (*sse4_1_pextrq): Likewise.
5047 (sse4_1_blendpd): Likewise.
5048 (sse4_1_blendps): Likewise.
5049 (sse4_1_blendvpd): Likewise.
5050 (sse4_1_blendvps): Likewise.
5051 (sse4_1_dppd): Likewise.
5052 (sse4_1_dpps): Likewise.
5053 (sse4_1_movntdqa): Likewise.
5054 (sse4_1_mpsadbw): Likewise.
5055 (sse4_1_packusdw): Likewise.
5056 (sse4_1_pblendvb): Likewise.
5057 (sse4_1_pblendw): Likewise.
5058 (sse4_1_phminposuw): Likewise.
5059 (sse4_1_extendv8qiv8hi2): Likewise.
5060 (*sse4_1_extendv8qiv8hi2): Likewise.
5061 (sse4_1_extendv4qiv4si2): Likewise.
5062 (*sse4_1_extendv4qiv4si2): Likewise.
5063 (sse4_1_extendv2qiv2di2): Likewise.
5064 (*sse4_1_extendv2qiv2di2): Likewise.
5065 (sse4_1_extendv4hiv4si2): Likewise.
5066 (*sse4_1_extendv4hiv4si2): Likewise.
5067 (sse4_1_extendv2hiv2di2): Likewise.
5068 (*sse4_1_extendv2hiv2di2): Likewise.
5069 (sse4_1_extendv2siv2di2): Likewise.
5070 (*sse4_1_extendv2siv2di2): Likewise.
5071 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5072 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5073 (sse4_1_zero_extendv4qiv4si2): Likewise.
5074 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5075 (sse4_1_zero_extendv2qiv2di2): Likewise.
5076 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5077 (sse4_1_zero_extendv4hiv4si2): Likewise.
5078 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5079 (sse4_1_zero_extendv2hiv2di2): Likewise.
5080 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5081 (sse4_1_zero_extendv2siv2di2): Likewise.
5082 (*sse4_1_zero_extendv2siv2di2): Likewise.
5083 (sse4_1_roundpd): Likewise.
5084 (sse4_1_roundps): Likewise.
5085 (sse4_1_roundsd): Likewise.
5086 (sse4_1_roundss): Likewise.
5087 (mulv4si3): Don't expand for SSE4.1.
5088 (smax<mode>3): Likewise.
5089 (umaxv4si3): Likewise.
5090 (uminv16qi3): Likewise.
5091 (umin<mode>3): Likewise.
5092 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5094 * doc/extend.texi: Document SSE4.1 built-in functions.
5096 * doc/invoke.texi: Document -msse4.1.
5098 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5100 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5101 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5102 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5103 (ASM_SPEC): Add asm_pcrel_spec.
5104 (EXTRA_SPECS): Add asm_pcrel_spec.
5106 2007-05-21 David Daney <ddaney@avtrex.com>
5108 * doc/install.texi (Building a cross compiler): Add requirements
5109 for Java cross compiler.
5111 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5114 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5115 Add loopno argument. Use evolution_function_is_invariant_rec_p
5116 instead of evolution_function_is_constant_p.
5117 Update calls to evolution_function_is_affine_multivariate_p.
5118 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5119 Add loopno argument.
5120 * tree-scalar-evolution.c (gather_chrec_stats): Call
5121 evolution_function_is_affine_multivariate_p with a loop
5123 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5124 (analyze_overlapping_iterations): Likewise.
5125 (access_functions_are_affine_or_constant_p): Likewise.
5126 (build_classic_dist_vector_1): If the access functions
5127 are equal, don't do anything.
5129 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5130 Paolo Carlini <pcarlini@suse.de>
5131 Uros Bizjak <ubizjak@gmail.com>
5133 * c-cppbuiltin.c (c_cpp_builtins): Define
5134 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5135 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5136 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5137 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5139 2007-05-21 Mike Stump <mrs@apple.com>
5141 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5143 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5145 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5147 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5148 implementation if __OPTIMIZE__ is not defined.
5149 (_mm_alignr_pi8): Ditto.
5150 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5151 (_mm_inserti_si64): Ditto.
5152 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5153 (_mm_slli_epi16): Ditto.
5154 (_mm_slli_epi32): Ditto.
5155 (_mm_slli_epi64): Ditto.
5156 (_mm_srai_epi16): Ditto.
5157 (_mm_srai_epi32): Ditto.
5158 (_mm_srli_si128): Ditto.
5159 (_mm_slli_si128): Ditto.
5160 (_mm_srli_epi16): Ditto.
5161 (_mm_srli_epi32): Ditto.
5162 (_mm_srli_epi64): Ditto.
5163 (_mm_extract_epi16): Ditto.
5164 (_mm_insert_epi16): Ditto.
5165 (_mm_shufflehi_epi16): Ditto.
5166 (_mm_shufflelo_epi16): Ditto.
5167 (_mm_shuffle_epi32): Ditto.
5168 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5170 (_mm_insert_pi16): Ditto.
5172 (_mm_shuffle_pi16): Ditto.
5174 (_mm_shufle_ps): Ditto.
5175 (_mm_prefetch): Ditto.
5177 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5179 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5180 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5181 * real.c (encode_i370_single, decode_i370_single,
5182 encode_i370_double, decode_i370_double): Functions removed.
5183 (i370_single_format, i370_double_format): Initializations removed.
5184 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5185 Consider the log2_b field to always be one.
5186 (ieee_single_format, mips_single_format, coldfire_single_format,
5187 ieee_double_format, mips_double_format, coldfire_double_format,
5188 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5189 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5190 ibm_extended_format, mips_extended_format, ieee_quad_format,
5191 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5192 decimal_single_format, decimal_double_format, decimal_quad_format,
5193 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5194 initialization of log2_b.
5195 * real.h (i370_single_format, i370_double_format): Declarations
5197 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5198 field to always be one.
5200 2007-05-21 Andreas Schwab <schwab@suse.de>
5202 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5203 NOTE_INSN_BASIC_BLOCK_P.
5204 (process_for_unwind_directive): Likewise.
5206 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5208 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5209 * function.h (struct function): Move va_list_gpr_size,
5210 va_list_fpr_size, function_frequency to front of bitfields. Add
5212 (current_function_calls_unwind_init): New.
5213 * except.c (expand_builtin_unwind_init): Set
5214 current_function_calls_unwind_init not
5215 current_function_has_nonlocal_label.
5216 * reload1.c (has_nonexceptional_receiver): New.
5217 (reload): Use it and current_function_calls_unwind_init to
5218 determine whether call-saved regs must be saved.
5220 2007-05-20 Jan Hubicka <jh@suse.cz>
5222 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5223 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5224 * ddg.c (create_ddg): LIkewise.
5225 * final.c (final): Remove hunk moving line number notes around since
5226 they are no longer present at this stage.
5227 (final_scan_insn): Use NOTE_KIND instead of
5228 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5229 (output_asm_label): Likewise.
5230 * reorg.c (dbr_schedule): Likewise.
5231 * haifa-sched.c (unlink_other_notes): Likewise.
5232 * mode-switching.c (optimize_mode_switching): Likewise.
5233 * graph.c (start_bb): Likewise.
5234 * rtl.def (NOTE): Update description.
5235 * jump.c (squeeze_notes): Delete.
5236 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5237 NOTE_INSN_BASIC_BLOCK_P when possible.
5238 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5239 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5240 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5241 (dwarf2out_var_location): Likewise.
5242 * cfgbuild.c (make_edges): Likewise.
5243 (find_basic_blocks_1): Likewise.
5244 * function.c (reorder_blocks_1): Likewise.
5245 (epilogue_done): Likewise.
5246 (reposition_prologue_and_epilogue_notes): Likewise.
5247 * print-rtl.c (print_rtx): Likewise; drop code for printing
5249 (print_rtl): Likewise.
5250 (print_rtl_single): Likewise.
5251 * gcse.c (insert_insn_start_bb): Likewise.
5252 * alias.c (init_alias_analysis): Likewise.
5253 * calls.c (fixup_tail_calls): Likewise.
5254 * except.c (sjlj_emit_function_enter): Likewise.
5255 * emit-rtl.c (add_insn_after): Likeiwse.
5256 (emit_label_before): Likewise.
5257 (emit_label_after): Likewise.
5258 (emit_note_before, emit_note_after, emit_note): Update
5259 parameter to be enum insn_note; do not deal with source
5261 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5262 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5264 (merge_blocks_move_successor_nojumps): Simplify now when
5265 we don't have BLOCK notes.
5266 (try_optimize_cfg): Likewise.
5267 * cfglayout.c (skip_insns_after_block): Likewise.
5268 (record_effective_endpoints): Likewise.
5269 (duplicate_insn_chain): Likewise.
5270 * varasm.c (output_constant_pool_1): Likewise.
5271 * sched-deps.c (sched_analyze): Likewise.
5272 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5274 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5275 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5276 (SET_INSN_DELETED): Simplify.
5277 (NOTE_LINE_NUMBER): Exterminate.
5278 (NOTE_LINE_KIND): New.
5279 (NOTE_INSN_BASIC_BLOCK_P): Update.
5280 (enum insn_note): Simplify.
5281 (GET_NOTE_INSN_NAME) Simplify.
5282 (emit_note_before, emit_note_after, emit_note): Update prototype.
5283 (squeeze_notes): Remove.
5284 * sched-int.h (NOTE_NOT_BB_P): Update.
5285 * resource.c (mark_target_live_regs): Update.
5286 * sched-rgn.c (debug_dependencies): Update.
5287 * sched-vis.c (print_insn): Update.
5288 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5289 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5290 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5291 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5292 (split_branches): Update.
5293 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5295 (sh_adjust_unroll_max): Exterminate.
5296 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5297 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5298 (m68hc11_reorg): Likewise.
5299 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5300 (emit_predicate_relation_info): Update.
5301 (process_for_unwind_directive): Update.
5302 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5303 (output_call): Update.
5304 * config/pa/pa.c (output_lbranch): Update.
5305 (output_millicode_call): Update.
5306 (output_call): Update.
5307 (pa_combine_instructions): Update.
5308 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5309 * config/bfin/bfin.c (gen_one_bundle): Update.
5310 * cfgrtl.c (can_delete_note_p): Update.
5311 (delete_insn): Update.
5312 (rtl_merge_blocks): Update.
5313 (commit_one_edge_insertion): Update.
5314 (rtl_verify_flow_info): Update.
5315 * stmt.c (expand_case): Do not call squeeze_notes.
5317 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5324 * c.opt (Wtype-limits): New.
5325 * doc/invoke.texi (Wtype-limits): Document it.
5326 (Wextra): Enabled by -Wextra.
5327 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5328 * c-common.c (shorten_compare): Warn with Wtype-limits.
5330 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5332 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5333 inlined function, not as a macro.
5334 (_mm_alignr_pi8): Ditto.
5335 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5336 (_mm_inserti_si64): Ditto.
5337 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5338 (_mm_extract_epi16): Ditto.
5339 (_mm_insert_epi16): Ditto.
5340 (_mm_shufflehi_epi16): Ditto.
5341 (_mm_shufflelo_epi16): Ditto.
5342 (_mm_shuffle_epi32): Ditto.
5343 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5344 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5346 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5348 (_m_to_float): Use C89 compatible assignment.
5350 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5353 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5355 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5358 * doc/invoke.texi (Wreturn-type): Complete description.
5359 (Wextra): Delete item about return-type warning.
5360 * c-decl.c: Delete redundant Wextra warning.
5362 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5365 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5366 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5367 inlined function, not as a macro.
5368 (_mm_prefetch): Ditto.
5370 (_mm_insert_pi16): Ditto.
5372 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5373 (_m_pshufw): Ditto. Add const to __N argument.
5374 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5375 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5376 (_mm_slli_epi32): Ditto.
5377 (_mm_srli_si128): Implement as always inlined function, not as a
5378 macro. Add __inline to function declaration.
5379 (_mm_slli_si128): Ditto.
5381 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5383 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5384 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5386 (struct fenv): New structure.
5387 (FP_HANDLE_EXCEPTIONS): New define.
5388 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5389 (_FP_DECL_EXP): New define.
5390 (FP_INIT_ROUNDMODE): New define.
5391 (FP_ROUNDMODE): New define.
5393 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5395 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5396 (Wconversion): Update description.
5397 (Wconversion-sign): New.
5398 * c.opt (Wconversion-sign): New.
5399 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5400 means disabled for C++. Otherwise, take the status of Wconversion.
5401 * c-common.c (conversion_warning): Warn with either Wconversion or
5403 (warnings_for_convert_and_check): Conditions are already checked by
5405 (convert_and_check): Don't check warnings if the conversion failed.
5407 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5408 Anatoly Sokolov <aesok@dol.ru>
5410 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5411 avr_epilogue_uses) : Add declaration.
5412 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5413 * config/avr/constraints.md (R): New constraint.
5414 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5415 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5416 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5417 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5418 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5419 call_prologue_saves, epilogue_restores, return_from_epilogue,
5420 return_from_main_epilogue, return_from_interrupt_epilogue,
5421 return_from_naked_epilogue, prologue, epilogue): New patterns.
5422 (jump): Handle symbol reference.
5423 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5424 avr_output_function_prologue, avr_output_function_epilogue): Remove
5426 (avr_init_machine_status, expand_prologue, expand_epilogue,
5427 avr_asm_function_end_prologue, avr_epilogue_uses,
5428 avr_asm_function_begin_epilogue): New functions.
5429 (prologue_size, epilogue_size, jump_tables_size): Remove global
5431 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5432 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5433 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5434 (avr_override_options): Initialise init_machine_status.
5435 (output_movhi): Handle all stack pointer loads.
5436 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5437 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5438 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5439 (EPILOGUE_USES) Redefine.
5440 (machine_function) Declare.
5442 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5444 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5445 Use a single return statement.
5447 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5450 * builtins.c (do_mpfr_lgamma_r): New.
5451 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5452 * tree.h (CASE_FLT_FN_REENT): New.
5454 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5456 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5457 (output_die): Use 'unsigned long' with %x.
5458 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5459 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5460 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5462 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5464 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5469 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5470 true if function has no argument.
5472 2007-05-18 DJ Delorie <dj@redhat.com>
5474 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5475 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5477 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5479 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5480 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5481 count_trailing_zeros.
5482 (__i386__): Implement count_leading_zeros using __builtin_clz().
5483 Implement count_trailing_zeros usign __builtin_ctz().
5485 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5487 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5489 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5492 * expr.c (emit_move_change_mode): Change mode of push operands here.
5494 2007-05-17 Ian Lance Taylor <iant@google.com>
5496 PR tree-optimization/31953
5497 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5499 (set_value_range_to_null): Call set_value_range_to_value.
5500 (extract_range_from_comparison): Likewise.
5502 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5504 * toplev.c (print_version): Output GMP/MPFR version info.
5506 * builtins.c (CASE_MATHFN_REENT): New macro.
5507 (mathfn_built_in): Use it.
5508 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5509 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5510 BUILT_IN_LGAMMAL_R): New.
5511 * doc/extend.texi: Document new builtins.
5514 * builtins.c (do_mpfr_remquo): New.
5515 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5516 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5519 * builtins.c (fold_builtin_1): Handle y0, y1.
5520 (fold_builtin_2): Handle yn.
5523 * builtins.c (do_mpfr_bessel_n): New.
5524 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5525 (fold_builtin_2): Handle BUILT_IN_JN.
5527 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5530 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5531 TYPE_PRECISION (intmax_type_node).
5533 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5536 * reload.c (subst_reloads): Remove checking.
5538 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5540 PR rtl-optimization/31691
5541 * combine.c (simplify_set): Build a new src pattern instead of
5542 substituting its operands in the COMPARE case.
5544 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5546 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5547 (execute_vrp): Preserve loops through jump threading.
5548 * tree-ssa-threadupdate.c (thread_single_edge,
5549 dbds_continue_enumeration_p, determine_bb_domination_status,
5550 thread_through_loop_header): New functions.
5551 (create_edge_and_update_destination_phis,
5552 create_edge_and_update_destination_phis): Set loops for the new blocks.
5553 (prune_undesirable_thread_requests): Removed.
5554 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5556 (thread_block): Do not call prune_undesirable_thread_requests.
5558 (mark_threaded_blocks): Select edges to thread here.
5559 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5560 Thread edges through loop headers independently.
5561 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5562 * tree-pass.h (TODO_mark_first_instance): New.
5563 (first_pass_instance): Declare.
5564 * cfghooks.c (duplicate_block): Put the block to the original loop
5565 if copy is not specified.
5566 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5567 jump threading. Pass may_peel_loop_headers to
5568 thread_through_all_blocks according to first_pass_instance.
5569 * cfgloop.h (create_preheader): Declare.
5570 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5571 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5572 * passes.c (first_pass_instance): New variable.
5573 (next_pass_1): Set TODO_mark_first_instance.
5574 (execute_todo): Set first_pass_instance.
5576 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5578 PR tree-optimization/24659
5579 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5580 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5581 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5582 OTI_vec_pack_ufix_trunc.
5583 (vec_unpacks_float_hi_optab): Define new macro.
5584 (vec_unpacks_float_lo_optab): Ditto.
5585 (vec_unpacku_float_hi_optab): Ditto.
5586 (vec_unpacku_float_lo_optab): Ditto.
5587 (vec_pack_sfix_trunc_optab): Ditto.
5588 (vec_pack_ufix_trunc_optab): Ditto.
5589 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5590 and vec_pack_[s|u]fix_trunc_optab using
5591 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5592 * tree-vectorizer.c (supportable_widening_operation): Handle
5593 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5594 (supportable_narrowing_operation): New function.
5595 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5596 * tree-vect-transform.c (vectorizable_conversion): Handle
5597 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5598 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5599 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5600 to check for target support.
5601 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5602 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5603 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5604 for VEC_PACK_FIX_TRUNC_EXPR.
5605 (expand_binop): Special case mode of the result for
5606 vec_pack_[u|s]fix_trunc_optab.
5607 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5608 vec_pack_[u|s]fix_trunc_optab.
5610 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5611 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5612 * tree-pretty-print.c (dump_generic_node): Handle
5613 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5614 VEC_PACK_FIX_TRUNC_EXPR.
5616 * expr.c (expand_expr_real_1): Ditto.
5617 * tree-inline.c (estimate_num_insns_1): Ditto.
5618 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5620 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5621 (vec_unpacks_float_lo_v8hi): Ditto.
5622 (vec_unpacku_float_hi_v8hi): Ditto.
5623 (vec_unpacku_float_lo_v8hi): Ditto.
5624 (vec_unpacks_float_hi_v4si): Ditto.
5625 (vec_unpacks_float_lo_v4si): Ditto.
5626 (vec_pack_sfix_trunc_v2df): Ditto.
5628 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5630 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5631 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5632 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5633 [vec_pack_ufix_trunc]: Ditto.
5634 [vec_unpacks_float_hi]: Ditto.
5635 [vec_unpacks_float_lo]: Ditto.
5636 [vec_unpacku_float_hi]: Ditto.
5637 [vec_unpacku_float_lo]: Ditto.
5639 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5641 * soft-fp/README: Update for new files.
5642 * soft-fp/floattisf.c: New file.
5643 * soft-fp/floattidf.c: New file.
5644 * soft-fp/floattitf.c: New file.
5645 * soft-fp/floatuntisf.c: New file.
5646 * soft-fp/floatuntidf.c: New file.
5647 * soft-fp/floatuntitf.c: New file.
5648 * soft-fp/fixsfti.c: New file.
5649 * soft-fp/fixdfti.c: New file.
5650 * soft-fp/fixtfti.c: New file.
5651 * soft-fp/fixunssfti.c: New file.
5652 * soft-fp/fixunsdfti.c: New file.
5653 * soft-fp/fixunstfti.c: New file.
5654 * soft-fp/extendxftf.c: New file.
5655 * soft-fp/trunctfxf.c: New file.
5657 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5658 (__trunctfxf2): Ditto.
5660 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5661 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5662 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5663 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5664 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5665 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5667 * config/i386/t-fprules-softfp64: New file.
5668 * config/i386/sfp-machine.h: New file.
5669 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5670 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5671 and soft-fp/t-softfp to tmake_file.
5672 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5673 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5675 * config/i386/t-linux64 (softfp_wrap_start): New.
5676 (softfp_wrap_end): New.
5677 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5678 supported for TARGET_64BIT.
5680 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5682 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5683 c_common_unsigned_type behavior.
5685 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5687 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5690 2007-05-16 Eric Christopher <echristo@apple.com>
5692 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5693 saving after stack push. Set sp_offset whenever we push.
5694 (rs6000_emit_epilogue): Move altivec register restore before
5697 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5699 * configure.ac: Allow sysroots to be relocated under $prefix as
5700 well as $exec_prefix.
5701 * configure: Regenerate.
5703 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5707 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5709 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5710 (gcc_tooldir): Likewise.
5711 * configure: Regenerate.
5712 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5713 old configure.ac gcc_tooldir setting.
5714 (prefix_to_exec_prefix): New variable.
5715 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5716 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5718 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5720 * c-typeck.c (build_binary_op): Return early for error.
5722 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5724 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5725 struct nb_iter_bound.
5726 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5727 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5728 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5729 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5730 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5731 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5732 (del_scev_info): Use ggc_free.
5733 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5734 * loop-init.c: Include ggc.h.
5735 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5736 (loop_optimizer_finalize): Use ggc_free.
5737 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5738 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5739 pass_iv_optimize): Add TODO_ggc_collect.
5740 * function.h (struct function): Remove skip marker from
5742 * cfgloop.c: Include ggc.h.
5743 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5745 (establish_preds): Vector superloops is gc allocated.
5746 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5748 (flow_loops_find): Vector larray is gc allocated.
5749 (loop_exit_free): Use ggc_free.
5750 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5751 that head of exits list is now not a part of struct loop.
5752 (record_loop_exits): Allocate exits table in gc memory.
5753 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5754 that head of exits list is now not a part of struct loop.
5755 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5756 struct loop_exit): Add GTY marker.
5757 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5758 Add skip marker to aux field. Make head of exits list a separate
5760 (struct loops): Add GTY marker. Make larray vector gc allocated.
5761 Add param marker to exits table.
5762 (get_loops): Type changed.
5763 * Makefile.in (tree-scalar-evolution.o): Add
5764 gt-tree-scalar-evolution.h dependency.
5765 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5766 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5767 * basic-block.h (struct basic_block_def): Remove skip marker from
5770 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5772 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5773 of 0 in the call to expand_expr().
5774 (expand_builtin_mathfn_3): Ditto.
5775 (expand_builtin_interclass_mathfn): Ditto.
5776 (expand_builtin_cexpi): Ditto.
5777 (expand_builtin_int_roundingfn): Ditto.
5778 (expand_builtin_int_roundingfn_2): Ditto.
5779 (expand_builtin_pow): Ditto.
5780 (expand_builtin_powi): Ditto.
5781 (expand_builtin_bswap): Ditto.
5782 (expand_builtin_unop): Ditto.
5783 (expand_builtin_fabs): Ditto.
5784 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5785 the call to expand_expr().
5786 (expand_builtin_sync_operation): Ditto.
5787 (expand_builtin_compare_and_swap): Ditto.
5788 (expand_builtin_lock_test_and_set): Ditto.
5789 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5790 instead of 0 in the call to expand_expr().
5791 (expand_builtin_extract_return_addr): Ditto.
5792 (expand_builtin_eh_return): Ditto.
5793 (expand_eh_return): Ditto.
5794 * explow.c (expr_size): Ditto.
5795 * expr.c (optimize_bitfield_assignment_op): Ditto.
5796 (expand_assignement): Ditto.
5797 (store_expr): Ditto.
5798 (store_field): Ditto.
5799 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5800 the call to expand_expr().
5801 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5802 in the call to expand_expr().
5803 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5804 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5805 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5807 * optabs.c (expand_vec_shift_expr): Ditto.
5808 (expand_vec_cond_expr): Ditto.
5809 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5810 call to expand_expr().
5811 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5812 in the call to expand_expr().
5814 2007-05-14 Dave Korn <dave.korn@artimi.com>
5816 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5818 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5820 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5821 instead of c_common_unsigned_type.
5822 (c_common_unsigned_type): Remove.
5823 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5824 c_common_unsigned_type.
5825 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5826 c_common_unsigned_type.
5827 * c-common.h (c_common_unsigned_type): Remove.
5828 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5829 c_common_unsigned_type.
5830 * c-format.c (check_format_types): Use unsigned_type_for instead of
5831 c_common_unsigned_type.
5832 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5833 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5834 of c_common_unsigned_type.
5835 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5836 lang_hooks.types.unsigned_type.
5837 * expmed.c (make_tree): Use unsigned_type_for instead of
5838 lang_hooks.types.unsigned_type.
5839 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5840 lang_hooks.types.unsigned_type.
5841 (build_range_check): Likewise.
5842 (fold_unary): Likewise.
5843 (fold_binary): Likewise.
5844 (fold_ternary): Likewise.
5845 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5846 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5847 * tree.c (get_unsigned_type): New.
5848 (unsigned_type_for): Use get_unsigned_type instead of
5849 lang_hooks.types.unsigned_type.
5851 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5853 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5854 to m68k_get_function_kind. Update its prototype.
5855 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5857 (m68k_interrupt_function_p): Return enum m68k_function_type
5858 instead of bool. Rename to m68k_get_function_kind.
5859 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5861 (m68k_compute_frame_layout): Don't mark any register for save
5862 if an interrupt_thread attribute is specified.
5863 (m68k_hard_regno_rename_ok): Update a use of
5864 m68k_interrupt_function_p.
5865 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5866 m68k_interrupt_function_p.
5867 (m68k_function_type): New.
5868 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5869 for a function with an interrupt_thread attribute.
5870 * doc/extend.texi: Document the interrupt_thread attribute.
5872 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5874 Fix PR tree-optimization/31911
5875 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5876 if they didn't change the expression.
5878 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5880 * tree-scalar-evolution.c (resolve_mixers): Exported.
5881 * tree-scalar-evolution.h (resolve_mixers): Declare.
5882 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5883 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5884 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5885 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5886 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5887 strip_conversion, analyze_offset_expr, address_analysis,
5888 object_analysis, analyze_offset): Removed.
5889 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5890 split_constant_offset, canonicalize_base_object_address,
5891 object_address_invariant_in_loop_p, disjoint_objects_p,
5892 dr_may_alias_p, dr_address_invariant_p): New functions.
5893 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5894 and dr_analyze_alias.
5895 (initialize_data_dependence_relation): Use dr_may_alias_p
5896 and object_address_invariant_in_loop_p.
5897 (compute_self_dependence): Handle the case when
5898 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5899 (find_data_references_in_stmt): Restrict the analysis of data
5900 references to the given loop nest.
5901 (find_data_references_in_loop): Made static. Pass loop nest to
5902 find_data_references_in_stmt.
5903 (compute_data_dependences_for_loop): Use DR_VOPS.
5904 (free_data_ref): Free DR_VOPS.
5905 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5906 (struct innermost_loop_behavior): ... new.
5907 (struct base_object_info): Replaced by ...
5908 (struct indices): ... new.
5909 (struct dr_alias): New.
5910 (enum data_ref_type): Removed.
5911 (struct data_reference): Consist of struct innermost_loop_behavior,
5912 struct indices and struct dr_alias.
5913 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5914 (DR_MEMTAG): Renamed to ...
5915 (DR_SYMBOL_TAG): ... this.
5916 (find_data_references_in_loop): Declaration removed.
5917 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5918 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5919 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5920 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5922 2007-05-13 Revital Eres <eres@il.ibm.com>
5924 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5925 which walks virtual def-use chains to find redundant stores.
5926 (dse_optimize_stmt): Call it.
5928 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5930 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5931 * passes.c (init_optimization_passes): Move pass_jump_bypass
5934 * basic-block.h (bb_has_eh_pred): Fix style issue.
5936 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5938 PR rtl-optimization/31848
5939 * loop-invariant.c (move_invariant_reg): If we move an insn
5940 with a REG_EQUAL note, and that insn is not always executed,
5941 remove the REG_EQUAL note.
5943 2007-05-12 Richard Guenther <rguenther@suse.de>
5945 PR tree-optimization/31797
5946 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5947 propagate into a stmt that has volatile ops.
5949 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5951 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5952 (gcc_tooldir): Likewise.
5953 * configure: Regenerate.
5954 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5955 old configure.ac gcc_tooldir setting.
5956 (prefix_to_exec_prefix): New variable.
5957 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5958 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5960 2007-05-11 Silvius Rus <rus@google.com>
5962 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5963 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5964 * c-common.h (strict_aliasing_warning): Change return type.
5965 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5966 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5967 (build_c_cast): Condition call to strict_aliasing_warning.
5968 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5969 * flags.h (set_Wstrict_aliasing): Declare.
5970 * opts.c (set_Wstrict_alising): Define, add call to.
5971 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5972 * tree-ssa-alias-warnings.c: New file.
5973 * tree-ssa-alias.c (compute_may_aliases): Add call to
5974 strict_aliasing_warning_backend.
5976 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5978 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5979 Use loop_depth and loop_outer accessor functions.
5980 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5981 determine_invariantness_stmt, move_computations_stmt): Ditto.
5982 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5983 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5984 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5985 * tree-scalar-evolution.c (interpret_loop_phi,
5986 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5987 instantiate_parameters_1, scev_const_prop): Ditto.
5988 * cfghooks.c (make_forwarder_block): Ditto.
5989 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5990 * modulo-sched.c (loop_canon_p): Ditto.
5991 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5992 slpeel_can_duplicate_loop_p): Ditto.
5993 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5994 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5995 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5996 cancel_loop, verify_loop_structure): Ditto.
5997 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5998 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5999 superloops vector instead of "pred" array.
6000 (establish_preds): Take father loop as an argument. Initialize the
6002 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6003 Do not initialize loop->outer.
6004 (flow_loop_tree_node_remove): Truncate the superloops vector.
6005 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6006 "pred" merged to "superloops" vector.
6007 (loop_depth, loop_outer): New.
6008 (fel_init): Use loop_outer.
6010 2007-05-11 Jan Hubicka <jh@suse.cz>
6012 * cgraphunit.c: Include gt-cgraphunit.h
6013 (static_ctors, static_dtors): New static vars.
6014 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6015 based on implementation in c-common.c
6016 (cgraph_finalize_function): Call record_cdtor_fn.
6017 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6018 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6019 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6020 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6021 build_cdtor, c_build_cdtor_fns): Remove.
6022 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6023 c_build_cdtor_fns): Remove prototype.
6025 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6028 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6029 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6030 * builtins.c (fold_builtin_memchr): New.
6031 (expand_builtin_memchr): Call the latter.
6032 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6033 * doc/extend.texi ([Other built-in functions provided by GCC]):
6036 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6038 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6039 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6040 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6041 PFPO_OP1_TYPE_SHIFT): Constants added.
6042 (DFP_ALL): Mode macro defined.
6043 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6044 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6045 Insn definitions added.
6046 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6047 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6050 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6052 PR tree-optimization/31885
6053 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6054 NULL_TREE to be undetermined.
6055 (automatically_generated_chrec_p): Return false for NULL.
6057 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6059 * config/bfin/bfin.h (MOVE_RATIO): Define.
6061 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6063 * config.gcc (sparc-wrs-vxworks): New target.
6064 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6065 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6066 * config/sparc/sparc.h: Include vxworks-dummy.h.
6067 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6068 include LABEL_REFs too.
6069 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6070 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6072 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6074 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6075 (sparc_emit_call_insn): New function.
6076 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6077 functions when generating VxWorks PIC.
6078 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6079 (call, call_value): Use sparc_emit_call_insn instead of
6082 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6084 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6086 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6088 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6089 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6090 split_double instead of operand_subword.
6092 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6094 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6095 * config/bfin/bfin.c (bfin_local_alignment): New function.
6096 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6098 2007-05-08 Chao-ying Fu <fu@mips.com>
6100 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6101 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6102 (smsub_widen_optab, umsub_widen_optab): Define.
6103 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6105 * genopinit.c (optabs): Fill in smsub_widen_optab and
6107 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6108 and umsub_widen_optab to implement multiply-subtract sequences.
6109 * config/mips/mips.md (*msac<u>_di): Rename to...
6110 (<u>msubsidi4): ...this. Extend condition to include
6111 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6112 of operand 0 to "ka" and use the three-operand form of msub<u>
6114 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6117 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6119 PR rtl-optimization/28011
6120 * reload.c (push_reload): Set dont_share if IN appears in OUT
6121 also when IN is a PLUS rtx.
6122 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6125 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6127 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6128 call unshare_all_decls.
6129 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6130 (unshare_all_decls): Remove.
6132 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6135 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6138 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6139 Nigel Stephens <nigel@mips.com>
6141 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6142 Update comments and all uses.
6143 (MIN_FPRS_PER_FMT): Define.
6144 * config/mips/mips.c (function_arg): Fix to correctly handle
6145 the -mips32r2 -mfp64 -mabi=32 case.
6146 (override_options): Enable use of odd-numbered registers for
6147 SFmode values on MIPS32.
6148 (mips_save_reg_p): Save whole floating-point register pair if
6149 either half is used.
6150 (compute_frame_size): Fix comment.
6152 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6154 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6155 argument of type bool.
6156 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6157 argument. Safely select temporary P register according to it.
6158 (do_link): Change call site of add_to_reg accordingly.
6159 (do_unlink): Add epilogue_p as a fourth argument and pass it
6161 (expand_interrupt_handler_epilogue): Change call of do_unlink
6163 (bfin_expand_prologue): Add a third argument sibcall_p.
6164 * config/bfin/bfin.md (epilogue): Change call of
6165 bfin_expand_epilogue accordingly.
6166 (sibcall_epilogue): Likewise.
6167 (eh_return_internal): Likewise.
6169 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6170 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6171 * config/bfin/bfin.c (bfin_handle_option): Handle
6172 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6173 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6174 Support bf534, bf536 and bf561.
6175 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6177 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6180 * config/i386/i386.c (ix86_function_regparm): Process local
6181 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6183 2007-05-07 Mike Stump <mrs@apple.com>
6185 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6186 also checks for and while statements in C++.
6188 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6190 * gcc.c (at_file_supplied): New variable.
6191 (main): Set it if we expanded argv.
6192 (do_spec_1): Pass an @-file to the linker if we were called with
6193 an @-file argument and HAVE_GNU_LD.
6194 * collect2.c (at_file_supplied): New variable.
6195 (response_file): New variable.
6196 (collect_exit): Unlink response_file if necessary.
6197 (handler): Likewise.
6198 (do_wait): Likewise.
6199 (main): Set at_file_supplied if we expanded argv.
6200 (collect_execute): Pass an @-file to subprocesses if we were called
6201 with an @-file argument.
6202 * configure.ac: Add define for HAVE_GNU_LD.
6203 * configure: Regenerate.
6204 * config.in: Regenerate.
6206 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6208 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6214 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6216 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6217 (TARGET_ENCODE_SECTION_INFO): Re-define.
6218 (m32c_encode_section_info): New
6219 (function_vector_handler): New
6220 (current_function_special_page_vector): New
6221 (m32c_special_page_vector_p): New.
6222 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6224 * config/m32c/jump.md: Added instruction JSRS for functions
6225 with attribute "function_vector".
6226 * doc/extend.texi (function_vector): Added description
6227 for M16C, M32C targets.
6229 2007-05-07 DJ Delorie <dj@redhat.com>
6232 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6233 ashrpsi3, lshrpsi3): Update shift count constraint.
6235 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6236 Nathan Froyd <froydnj@codesourcery.com>
6239 * c-incpath.c (add_path): Strip trailing path separators.
6241 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6243 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6244 Free dominance info before purging EH edges.
6245 (eliminate_degenerate_phis): Likewise.
6246 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6248 2007-05-07 Jan Hubicka <jh@suse.cz>
6250 * gimplify.c (gimplify_expr): Do not crash when folding
6251 (void *)(int)&a + 4.
6253 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6256 * c-opts.c (lang_fortran): Make it non static.
6257 * c-common.h (lang_fortran): New prototype.
6258 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6259 -lang-fortran option was passed by the driver.
6261 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6263 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6264 of ASSERT_CHECKING. Tweak message.
6266 2007-05-06 Revital Eres <eres@il.ibm.com>
6269 * loop-unroll.c (insert_var_expansion_initialization):
6270 Initialize the expansions with -zero instead of +zero.
6272 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6274 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6275 into pic and non-pic versions. Mark r19 as used for
6276 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6277 for tgd_load, tld_load and tie_load .
6278 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6279 version of tgd_load, tld_load and tie_load depending on the
6282 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6283 Jakub Jelinek <jakub@redhat.com>
6285 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6286 (__do_global_dtors_aux): Use more paranoid loop to run
6287 destructors if HIDDEN_DTOR_LIST_END.
6288 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6290 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6292 * varasm.c (align_variable): Don't increase alignment for
6293 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6294 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6296 2007-05-04 Josh Conner <jconner@apple.com>
6298 * basic-block.h (cdi_direction): Assign values to all enumeration
6300 (dom_computed): Remove.
6301 (dom_info_state): New.
6302 (set_dom_info_availability): New.
6303 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6304 walk_data.dom_direction.
6305 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6306 instead of dom_computed[].
6307 (split_edge): Likewise.
6308 (create_basic_block): Likewise.
6309 (merge_blocks): Likewise.
6310 * ifcvt.c (find_if_header): Likewise.
6311 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6312 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6313 * tree-ssa.c (verify_ssa): Likewise.
6314 * tree-cfg.c (tree_verify_flow_info): Likewise.
6315 (remove_edge_and_dominated_blocks): Likewise.
6316 * dominance.c (dom_computed): Make static.
6317 (calc_dfs_tree_nonrec): Change third param to a bool.
6318 (calc_dfs_tree): Change second param to a bool.
6319 (calc_idioms): Change second param to a bool. Use
6320 dom_convert_dir_to_idx.
6321 (init_dom_info): Validate dir before using.
6322 (dom_convert_dir_to_idx): New.
6323 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6324 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6325 (free_dominance_info): Use dom_convert_dir_to_idx.
6326 (get_immediate_dominator): Likewise.
6327 (set_immediate_dominator): Likewise.
6328 (get_dominated_by): Likewise.
6329 (redirect_immediate_dominators): Likewise.
6330 (nearest_common_denominator): Likewise.
6331 (dominated_by_p): Likewise.
6332 (bb_dom_dfs_in): Likewise.
6333 (bb_dom_dfs_out): Likewise.
6334 (recount_dominator): Likewise.
6335 (iterate_fix_dominators): Likewise.
6336 (add_to_dominance_info): Likewise.
6337 (delete_from_dominance_info): Likewise.
6338 (first_dom_son): Likewise.
6339 (next_dom_son): Likewise.
6340 (dom_info_available_p): Likewise.
6341 (dom_info_state): New.
6342 (set_dom_info_availability): New.
6344 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6346 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6348 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6350 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6352 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6353 (subdi3, subdi_carry): Delete.
6355 2007-05-04 Jan Hubicka <jh@suse.cz>
6356 Richard Guenther <rguenther@suse.de>
6358 * opts.c (decode_options): Do not fiddle with inlining
6359 parameters in case of optimizing for size.
6360 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6361 for size do nothing.
6362 (cgraph_decide_inlining_of_small_function): When optimizing for
6363 size never inline functions increasing caller size.
6364 (cgraph_early_inlining): Inline for size when optimizing for size.
6366 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6368 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6369 logical operations piecewise.
6370 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6371 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6372 subdi_sesidi_di): Delete.
6373 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6374 the generated sequence. Allow three-reg add in constraints. Rewrite
6375 the rtl expression for carry to avoid zero_extend of a constant.
6376 (sub_with_carry): New pattern.
6377 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6378 different sequence not involving jumps.
6379 (notbi): Now a named pattern.
6381 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6383 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6384 Add the note about a significant loss of accuracy of some
6385 mathematical routines when these options are used.
6387 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6389 * haifa-sched.c (rtx_vec_t): New typedef.
6390 (contributes_to_priority_p): Extract piece of priority () into new
6392 (priority): Use the function. Add assertion.
6393 (rank_for_schedule, set_priorities): Add assertion to check that
6394 insn's priority is initialized.
6395 (clear_priorities, calc_priorities): Change signature. Make it update
6396 all relevant insns. Update all callers ('add_to_speculative_block ()'
6397 and 'create_block_check_twin ()').
6398 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6399 Add new field 'priority_status'.
6400 (INSN_PRIORITY_STATUS): New macro.
6401 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6403 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6405 * sched-ebb.c (debug_ebb_dependencies): New static function.
6406 (init_ready_list): Use it.
6408 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6409 with changed signature and 'debug_rgn_dependencies ()'.
6410 (debug_rgn_dependencies): New static function.
6411 (init_ready_list): Use it.
6413 * sched-int.h (debug_dependencies): Declare.
6415 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6417 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6419 2007-05-04 Dirk Mueller <dmueller@suse.de>
6421 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6423 2007-05-03 Jan Hubicka <jh@suse.cz>
6425 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6426 ((T1)X op (T1)Y), for pointer type in more cases than before.
6428 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6430 * tree-object-size.c (plus_expr_object_size): When operand size is
6431 unknown, return unknown.
6433 2007-05-03 Dirk Mueller <dmueller@suse.de>
6435 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6437 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6440 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6442 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6444 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6446 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6448 * config/soft-fp/double.h, config/soft-fp/extended.h,
6449 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6450 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6451 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6452 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6455 2007-05-03 Ian Lance Taylor <iant@google.com>
6457 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6458 MASK_PPC_GFXOPT for 8540 or 8548.
6460 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6462 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6463 vect_print_dump_info() to output debug information.
6465 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6468 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6469 operands of size 2 when operand is not MEM_P.
6471 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6473 PR tree-optimization/30565
6474 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6476 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6478 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6479 (umulsi3_highpart): Use them.
6480 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6481 for final accumulator to D regisster tranfser.
6483 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6485 PR tree-optimization/31699
6486 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6488 (vect_enhance_data_refs_alignment): Compute peel amount using
6489 TYPE_VECTOR_SUBPARTS instead of vf.
6490 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6492 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6495 * system.h: Remove inclusion of double-int.h
6496 * tree.h: Include double-int.h
6497 * gengtype.c: Likewise
6498 * cfgloop.h: Likewise
6499 * Makefile.in: Adjust dependencies on double-int.h
6501 2007-05-02 Eric Christopher <echristo@apple.com>
6503 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6504 -shared to -Zdynamiclib.
6506 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6509 * c-common.c (strip_pointer_or_array_types): New function.
6510 * c-common.h (strip_pointer_or_array_types): New function declaration.
6512 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6514 PR tree-optimization/31771
6515 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6517 2007-05-02 Paul Brook <paul@codesourcery.com>
6519 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6521 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6524 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6527 2007-05-02 Nick Clifton <nickc@redhat.com>
6529 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6531 2007-05-02 Richard Guenther <rguenther@suse.de>
6533 PR tree-optimization/31146
6534 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6535 argument, single_use_p. If we have a single use that is
6536 a conversion to the definition rhs type, propagate that rhs.
6537 (forward_propagate_addr_expr): Pass single_use_p argument
6538 to forward_propagate_addr_expr_1.
6540 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6542 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6545 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6547 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6548 'AMD Family 10 core'.
6550 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6552 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6553 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6554 with SSE3 instruction set support.
6555 * doc/invoke.texi: Likewise.
6557 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6559 * config/i386/i386.c (override_options): Tuning 32-byte loop
6560 alignment for amdfam10 architecture. Increasing the max loop
6561 alignment to 24 bytes.
6563 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6565 * config/m68k/constraints.md: New.
6566 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6567 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6568 EXTRA_CONSTRAINT): Remove.
6569 * config/m68k/m68k.md: Include constraints.md.
6570 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6572 2007-05-01 Ian Lance Taylor <iant@google.com>
6574 PR tree-optimization/31739
6575 * tree-vrp.c (vrp_val_is_max): New static function.
6576 (vrp_val_is_min): New static function.
6577 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6579 (set_value_range): Use vrp_val_is_{max,min}.
6580 (extract_range_from_assert): Likewise.
6581 (extract_range_from_binary_expr): Likewise.
6582 (extract_range_from_unary_expr): Likewise.
6583 (dump_value_range, vrp_meet): Likewise.
6584 (vrp_visit_phi_node): Likewise.
6585 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6587 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6589 * config/i386/gmon-sol2.c (size_t): New type.
6590 (intptr_t): Likewise.
6591 (s_textsize): Declare as size_t.
6593 (monstartup): Use size_t for sizes.
6594 (_mcount): Save and restore registers.
6595 (internal_mcount): Pass 0 as the first argument to monstartup
6597 (moncontrol): Convert pointer to appropriately sized integer
6598 before passing to profil.
6600 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6602 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6603 __NO_FPRS__, not just if _SOFT_DOUBLE.
6604 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6605 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6606 also for E500 double.
6607 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6608 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6611 2007-05-01 Richard Guenther <rguenther@suse.de>
6613 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6616 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6618 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6620 2007-05-01 Jan Hubicka <jh@suse.cz>
6622 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6625 2007-05-01 Jan Hubicka <jh@suse.cz>
6627 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6628 (maybe_fold_offset_to_reference): Declare.
6629 * fold-const.c (fold_unary): Do not fold
6630 (type *)&A into &A->field_of_type_and_offset_0
6631 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6632 size is unknown, give up.
6633 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6635 (maybe_fold_offset_to_reference): New.
6636 (maybe_fold_stmt_indirect): Use it.
6637 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6638 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6640 (gimplify_expr): Likewise for plus_expr.
6642 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6644 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6645 bsi_after_labels. Always insert statements before bsi.
6646 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6647 * predict.c (apply_return_prediction): Check for empty blocks.
6648 * cfgexpand.c (lab_rtx_for_bb): New variable.
6649 (label_rtx_for_bb): Do not create new tree labels.
6650 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6651 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6652 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6654 (label_for_bb): Add field used.
6655 (update_eh_label, main_block_label): Mark the label used.
6656 (cleanup_dead_labels): Remove unused labels.
6658 2007-05-01 Richard Guenther <rguenther@suse.de>
6660 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6661 if it is not about to be set.
6662 (get_value_range): Do not pre-allocate equiv bitmap.
6663 (update_value_range): No need to clear equiv field.
6664 (add_equivalence): Change prototype to get bitmap pointer.
6665 Allocate bitmap here if it is not already.
6666 (extract_range_from_assert): Do not allocate bitmap here.
6667 Update callers to add_equivalence.
6668 (extract_range_from_ssa_name): Likewise.
6669 (get_vr_for_comparison): New static helper.
6670 (compare_name_with_value): Handle NULL equiv bitmap by
6671 peeling the first iteration of the comparison loop.
6672 Use get_vr_for_comparison.
6673 (compare_names): Handle NULL equiv bitmaps by using fake
6674 ones. Use get_vr_for_comparison.
6676 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6678 * double-int.c (mpz_set_double_int): Moved from
6679 tree-ssa-loop-niter.c.
6680 (mpz_get_double_int): Likewise; also, add option to wrap
6681 out-of-range integers.
6682 * double-int.h: New prototypes for above.
6683 * tree.c (get_static_type_bounds): Moved from
6684 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6685 TYPE_MAX_VALUE if they exist..
6686 * tree.h: New prototype for above.
6687 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6688 get_type_bounds calls.
6689 (mpz_set_double_int): Move to double-int.c.
6690 (get_type_bounds): Move to tree.c, rename to
6691 get_static_type_bounds.
6692 (mpz_to_double_int): Move to double-int.c, rename to
6695 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6697 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6698 DIV0 exception can fall through to a normal return.
6700 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6704 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6705 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6706 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6707 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6708 initialize align to silence bogus warning.
6709 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6710 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6712 (struct sra_walk_fns): Remove use_all parameter from use.
6713 (sra_hash_tree): Handle BIT_FIELD_REFs.
6714 (sra_elt_hash): Don't hash bitfld blocks.
6715 (sra_elt_eq): Skip them in parent compares as well. Handle
6717 (sra_walk_expr): Don't maintain or pass down use_all_p.
6718 (scan_use): Remove use_all parameter.
6719 (scalarize_use): Likewise. Re-expand assignment to
6720 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6721 output, and re-scalarize after output. Don't mark anything
6723 (scalarize_ldst): Adjust.
6724 (scalarize_walk_gimple_modify_statement): Likewise.
6725 (build_element_name_1): Handle BIT_FIELD_REFs.
6726 (instantiate_element): Don't warn for any element whose parent
6728 (instantiate_missing_elements_1): Return the sra_elt.
6729 (canon_type_for_field): New.
6730 (try_instantiate_multiple_fields): New.
6731 (instantiate_missing_elemnts): Use them.
6732 (mark_no_warning): Removed.
6733 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6734 (REPLDUP, sra_build_elt_assignment): New.
6735 (generate_copy_inout): Use them.
6736 (generate_element_copy): Likewise. Handle bitfld differences.
6737 (generate_element_zero): Don't recurse for blocks. Use
6738 sra_build_elt_assignment.
6739 (generate_one_element_int): Take elt instead of var. Use
6740 sra_build_elt_assignment.
6741 (generate_element_init_1): Adjust.
6742 (scalarize_use, scalarize_copy): Use REPLDUP.
6743 (scalarize_ldst): Move assert before dereference.
6744 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6746 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6749 * tree.c (reconstruct_complex_type): Reconstruct a reference
6751 Also use the same mode for the pointer as the old pointer type.
6753 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6755 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6758 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6760 PR rtl-optimization/31676
6761 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6762 (df_refs_record): Call it.
6764 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6766 * rtl.def (SS_ABS): New code.
6767 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6768 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6769 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6770 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6771 (bfin_init_builtins): Define them.
6772 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6773 (bfin_expand_builtin): ... and handle the others here.
6774 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6775 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6776 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6777 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6778 operand is only HImode.
6780 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6782 * regclass.c (scan_one_insn): Remove splitting of
6785 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6786 Nigel Stephens <nigel@mips.com>
6788 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6790 2007-04-28 Jan Hubicka <jh@suse.cz>
6792 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6793 insn_locators_alloc instead of insn_locators_initialize;
6794 call reset_block_changes.
6795 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6796 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6797 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6798 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6799 * config/score/score.c (th_output_mi_thunk): Likewise.
6800 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6801 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6802 tolerate uninitialized locator info.
6805 * function.c (init_function_start): Don't init line number info.
6806 (expand_function_end): Update.
6807 (reset_block_changes, record_block_change, finalize_block_changes,
6808 check_block_change, free_block_changes): Kill.
6809 * function.h (reset_block_changes, record_block_change,
6810 finalize_block_changes, check_block_change, free_block_changes):
6812 (struct function): Remove ib_boundaries_block.
6813 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6814 Use curr_insn_locator to initialize locator.
6815 (emit_line_note): Remove.
6816 * cfgexpand.c (expand_gimple_cond_expr): Update.
6817 (construct_exit_block): Likewise.
6818 (tree_expand_cfg): Initialize/finalize locators.
6819 * expr.c (expand_expr_real): Update.
6820 * cfglayout.c (line_locators_locs, line_locators_lines,
6821 file_locators_locs, file_locators_files): Remove.
6822 (set_block_levels): Move to cfgexpand.c.
6823 (insn_locators_initialize): Remove.
6824 (pass_insn_locators_initialize): Remove.
6825 (locations_locators_locs, locations_locators_vals): New static vars.
6826 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6828 (insn_locators_alloc, insn_locators_finalize,
6829 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6831 (locator_location): New.
6832 (locator_line, locator_file): Rewrite.
6833 * rtl.h (emit_line_note): Kill.
6834 (insn_locators_alloc, insn_locators_finalize,
6835 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6837 * tree-inline.c (initialize_cfun): Do not initialize
6838 ib_boundaries_block.
6839 * passes.c (pass_insn_locators_initialize): Remove.
6841 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6843 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6844 info. Update last_basic_block correctly.
6846 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6849 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6850 register itself to hold the offset constant. Tell flow the use
6851 of r4 and r5 when they are used.
6853 2007-04-27 Richard Guenther <rguenther@suse.de>
6855 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6856 if we simplified anything.
6857 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6858 warnings until we did a simplification and the stmt was not
6859 marked as TREE_NO_WARNING.
6861 2007-04-27 Mike Stump <mrs@apple.com>
6863 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6865 2007-04-27 Ian Lance Taylor <iant@google.com>
6868 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6869 TYPE_MAX_VALUE exist, convert them to the new type.
6871 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6873 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6874 if it claims to be available.
6875 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6877 (perform_tree_ssa_dce): Always free postdominators.
6879 2007-04-27 Richard Henderson <rth@redhat.com>
6881 * config/alpha/predicates.md (aligned_memory_operand): Mark
6882 as define_special_predicate.
6883 (unaligned_memory_operand, normal_memory_operand): Likewise.
6884 (reg_or_unaligned_mem_operand): Remove.
6885 (any_memory_operand): Match the documentation and check for
6886 non-renumbered pseudos during reload.
6887 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6888 alpha_secondary_reload_class, update to new interface, make static.
6889 Handle CQImode like HImode. Remove FP subreg check.
6890 (alpha_expand_mov): Use replace_equiv_address.
6891 (alpha_expand_mov_nobwx): Use any_memory_operand.
6892 (TARGET_SECONDARY_RELOAD): New.
6893 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6894 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6895 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6896 * config/alpha/alpha.md: ... here.
6897 (RELOAD12, reloadmode): New.
6899 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6900 Don't handle the aligned case here.
6901 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6902 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6903 reload_inhi_help. Don't expect a scratch register.
6904 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6906 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6908 2007-04-27 Richard Guenther <rguenther@suse.de>
6910 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6912 2007-04-27 Richard Guenther <rguenther@suse.de>
6914 PR tree-optimization/30965
6915 PR tree-optimization/30978
6916 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6917 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6918 (find_equivalent_equality_comparison): Likewise.
6919 (simplify_cond): Likewise.
6920 (get_prop_source_stmt): New helper.
6921 (get_prop_dest_stmt): Likewise.
6922 (can_propagate_from): Likewise.
6923 (remove_prop_source_from_use): Likewise.
6924 (combine_cond_expr_cond): Likewise.
6925 (forward_propagate_comparison): New function.
6926 (forward_propagate_into_cond): Rewrite to use fold for
6928 (tree_ssa_forward_propagate_single_use_vars): Call
6929 forward_propagate_comparison to propagate comparisons.
6931 2007-04-27 Richard Guenther <rguenther@suse.de>
6933 PR tree-optimization/31715
6934 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6935 sure to do computation on the offset in an appropriate
6938 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6940 * reload.h (elimination_target_reg_p): Declare.
6941 * reload.c (find_reloads): Don't apply the reg_rtx move
6942 optimization if the SET_DEST satisfies elimination_target_reg_p.
6943 * reload1.c (elimination_target_reg_p): New function.
6944 (gen_reload): In the move/add2 fallback, make sure that op0
6945 does not overlap the destination register.
6947 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6949 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6950 transform only GIMPLE_MODIFY_STMTs.
6951 * tree-complex.c (expand_complex_operations_1): Ditto.
6952 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6953 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6954 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6956 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6957 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6958 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6959 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6960 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6961 slpeel_add_loop_guard): Ditto.
6962 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6963 * lambda-code.c (perfect_nestify): Ditto.
6964 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6965 before the first statement.
6966 * tree-optimize.c (execute_free_datastructures): Fix comments.
6967 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6968 * tree-flow.h (disband_implicit_edges): Declaration removed.
6969 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6971 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
6972 COND_EXPRs without gotos.
6973 (disband_implicit_edges, has_label_p): Removed.
6974 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6975 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6977 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6979 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6980 also for COND_EXPRs.
6981 * cfgexpand.c (label_rtx_for_bb): New function.
6982 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6983 Use label_rtx_for_bb to find the labels.
6984 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6985 last block. Detect fallthru edges.
6987 2007-04-26 Ian Lance Taylor <iant@google.com>
6990 * reload.c (find_reloads_subreg_address): If the address was valid
6991 in the original mode but not in the new mode, reload the whole
6994 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6996 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6997 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6998 (cleanup_control_expr_graph): Do not invalidate dominance info.
6999 Record altered blocks.
7000 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7001 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7002 cleanup_tree_cfg_bb): New functions.
7003 (remove_forwarder_block): Do not maintain the worklist of blocks.
7004 Record altered blocks.
7005 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7007 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7008 delete_unreachable_blocks if dominators are not available.
7009 * tree-inline.c (optimize_inline_calls): Free dominance information
7011 * tree-flow.h (remove_edge_and_dominated_blocks,
7012 cfgcleanup_altered_bbs): Altered.
7013 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7015 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7017 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7018 do not invalidate dominators.
7020 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7022 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7023 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7024 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7025 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7027 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7029 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7031 2007-04-26 Richard Guenther <rguenther@suse.de>
7033 PR tree-optimization/31703
7034 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7035 the right type for the target of the bittest.
7037 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7039 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7040 ix86_sol10_return_in_memory.
7042 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7044 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7047 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7050 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7052 PR tree-optimization/30558
7053 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7054 clear this_state.prev_try.
7056 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7057 Mark Mitchell <mark@codesourcery.com>
7059 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7060 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7061 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7063 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7066 * doc/invoke.texi (%:print-asm-header): Document.
7067 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7069 (static_spec_functions): Add print-asm-header.
7070 (main): Print a banner before the --target-help linker options.
7071 (print_asm_header_spec_function): New function.
7073 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7076 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7077 (movsf_ie): Likewise.
7079 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7081 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7083 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7085 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7086 exception for divide-by-zero.
7087 (__umodsi3, __modsi3): Likewise.
7089 2007-04-25 Dirk Mueller <dmueller@suse.de>
7091 * c-typeck.c (build_compound_expr): Annotate warning()
7092 call with OPT_Wunused_value.
7093 * tree-ssa.c (warn_uninit): Annotate warning with
7095 * c-common.c (handle_sentinel_attribute): Annotate warning
7096 call with OPT_Wattributes.
7098 2007-04-25 Thiemo Seufer <ths@mips.com>
7100 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7102 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7103 on to the assembler. Improve handling of -mno-mips16. Add handling
7104 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7105 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7106 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7107 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7109 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7112 * config/i386/winnt.c (i386_pe_file_end): Strip only
7113 USER_LABEL_PREFIX when writing export name.
7115 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7117 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7118 sh/elf.h, vx-common.h and vxworks.h.
7119 * config/sh/sh.h: Include config/vxworks-dummy.h.
7120 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7121 (OVERRIDE_OPTIONS): Use it.
7122 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7123 (vxworks_picreg): New pattern.
7124 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7125 VXWORKS_OS_CPP_BUILTINS.
7126 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7127 to their VXWORKS_* equivalents.
7128 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7129 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7130 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7131 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7132 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7133 -mrtp/-fPIC multilibs.
7134 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7135 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7136 (MULTILIB_OSDIRNAMES): Delete.
7138 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7141 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7143 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7145 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7146 rounding mode to be specified by the caller.
7147 (real_to_mpfr) Likewise.
7148 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7149 include new arguments.
7150 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7152 2007-04-24 Ian Lance Taylor <iant@google.com>
7154 PR tree-optimization/31605
7155 * tree-vrp.c (set_value_range): Check that min and max are not
7156 both overflow infinities.
7157 (set_value_range_to_value): New static function.
7158 (extract_range_from_binary_expr): Call set_value_range_to_value.
7159 (extract_range_from_cond_expr): Likewise.
7160 (extract_range_from_expr): Likewise.
7161 (extract_range_from_unary_expr): Likewise. Don't create a range
7162 which overflows on both sides.
7163 (vrp_meet): Check for a useless range.
7164 (vrp_visit_phi_node): If we see a constant which looks like an
7165 overflow infinity, turn off the TREE_OVERFLOW flag.
7167 2007-04-24 Ian Lance Taylor <iant@google.com>
7169 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7171 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7174 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7175 diagnostic message is being built.
7176 * tree-pretty-print.c (dump_generic_node): Only write the
7177 formatted text into BUFFER's stream if we are not building a
7179 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7181 * Makefile.in (toplev.o): Depend on tree-pass.h.
7183 2007-04-24 Ian Lance Taylor <iant@google.com>
7185 PR tree-optimization/31602
7186 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7187 conditionals in the copied loop header.
7188 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7189 warnings if TREE_NO_WARNING is set.
7190 * doc/invoke.texi (Warning Options): Clarify that
7191 -Wstrict-overflow does not warn about loops.
7193 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7195 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7196 expand on the comment about _Decimal128 arguments and check the
7197 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7198 that _Decimal128 argument uses even/odd register pair.
7199 (function_arg): Ditto.
7201 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7203 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7204 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7206 2007-04-24 Richard Guenther <rguenther@suse.de>
7207 Olga Golovanevsky <olga@il.ibm.com>
7209 * fold-const.c (multiple_of_p): Check for bottom
7212 2007-04-24 Richard Henderson <rth@redhat.com>
7214 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7215 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7216 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7217 looking for non-zero bits shifted out. Avoid a recursive call
7218 when constructing the scalar.
7219 (__floatundisf): Likewise.
7221 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7223 * dwarf2out.c (field_byte_offset): Move the existing logic
7224 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7225 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7227 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7230 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7231 length argument of 0 for memset.
7232 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7233 unsigned shift instead of the signed variant.
7235 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7237 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7238 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7239 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7240 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7241 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7242 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7243 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7244 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7245 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7246 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7247 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7248 "mul<mode>3", "div<mode>3"): Insn definitions added.
7249 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7250 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7251 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7252 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7253 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7254 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7255 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7256 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7257 TARGET_FLOAT_FORMAT): Macro definitions removed.
7258 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7259 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7260 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7261 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7262 (s390_gen_rtx_const_DI): Function removed.
7263 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7265 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7267 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7268 over an external ffs function.
7270 2007-04-24 Chao-ying Fu <fu@mips.com>
7271 Richard Sandiford <richard@nildram.co.uk>
7273 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7274 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7275 (smadd_widen_optab, umadd_widen_optab): Define.
7276 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7278 * genopinit.c (optabs): Fill in smadd_widen_optab and
7280 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7281 and umadd_widen_optab to implement multiply-add sequences.
7282 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7283 (<u>maddsidi4): ...this. Extend condition to include
7284 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7285 of operand 0 to "ka" and use the three-operand form of madd<u>
7287 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7289 * config/mips/constraints.md (ka): New register constraint.
7291 2007-04-24 Jan Hubicka <j@suse.cz>
7295 2007-04-23 Jan Hubicka <jh@suse.cz>
7296 * function.c (init_function_start): Don't init line number info.
7297 (expand_function_end): Update.
7298 (reset_block_changes, record_block_change, finalize_block_changes,
7299 check_block_change, free_block_changes): Kill.
7300 * function.h (reset_block_changes, record_block_change,
7301 finalize_block_changes, check_block_change, free_block_changes):
7303 (struct function): Remove ib_boundaries_block.
7304 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7305 Use curr_insn_locator to initialize locator.
7306 (emit_line_note): Remove.
7307 * cfgexpand.c (expand_gimple_cond_expr): Update.
7308 (construct_exit_block): Likewise.
7309 (tree_expand_cfg): Initialize/finalize locators.
7310 * expr.c (expand_expr_real): Update.
7311 * cfglayout.c (line_locators_locs, line_locators_lines,
7312 file_locators_locs, file_locators_files): Remove.
7313 (set_block_levels): Move to cfgexpand.c.
7314 (insn_locators_initialize): Remove.
7315 (pass_insn_locators_initialize): Remove.
7316 (locations_locators_locs, locations_locators_vals): New static vars.
7317 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7319 (insn_locators_alloc, insn_locators_finalize,
7320 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7322 (locator_location): New.
7323 (locator_line, locator_file): Rewrite.
7324 * rtl.h (emit_line_note): Kill.
7325 (insn_locators_alloc, insn_locators_finalize,
7326 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7328 * tree-inline.c (initialize_cfun): Do not initialize
7329 ib_boundaries_block.
7330 * passes.c (pass_insn_locators_initialize): Remove.
7332 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7334 * doc/invoke.texi: Removed leading '-' from option index entries.
7336 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7338 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7340 (create_phi_node): Use set_phi_nodes.
7341 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7342 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7343 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7344 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7345 (bsi_start, bsi_last): Use bb_stmt_list.
7346 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7347 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7348 Traverse the statements using tsi iterator.
7349 * basic-block.h (struct basic_block_def): Fields stmt_list
7350 and phi_nodes moved to ...
7351 (struct tree_bb_info): ... new structure.
7352 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7353 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7354 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7355 (tree_verify_flow_info): Verify that il.tree is not set for
7356 entry and exit block.
7357 (tree_split_block): Use set_bb_stmt_list.
7359 2007-04-23 Mike Stump <mrs@apple.com>
7361 * config/i386/i386.c (ix86_tune_features
7362 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7365 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7367 * config/i386/i386.md (prefix_extra): New attribute.
7368 (length): Add prefix_extra.
7370 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7371 (sse2_movntv2di): Likewise.
7372 (sse2_cvtps2dq): Likewise.
7373 (sse2_cvtpd2pi): Likewise.
7374 (sse2_cvttpd2pi): Likewise.
7375 (*sse2_cvtpd2ps): Likewise.
7376 (*add<mode>3): Likewise.
7377 (sse2_ssadd<mode>3): Likewise.
7378 (sse2_usadd<mode>3): Likewise.
7379 (*sub<mode>3): Likewise.
7380 (sse2_sssub<mode>3): Likewise.
7381 (sse2_ussub<mode>3): Likewise.
7382 (*mulv8hi3): Likewise.
7383 (*smulv8hi3_highpart): Likewise.
7384 (*umulv8hi3_highpart): Likewise.
7385 (sse2_umulv2siv2di3): Likewise.
7386 (sse2_pmaddwd): Likewise.
7387 (ashr<mode>3): Likewise.
7388 (lshr<mode>3): Likewise.
7389 (ashl<mode>3): Likewise.
7390 (sse2_ashlti3): Likewise.
7391 (sse2_lshrti3): Likewise.
7392 (*umaxv16qi3): Likewise.
7393 (*smaxv8hi3): Likewise.
7394 (*uminv16qi3): Likewise.
7395 (*sminv8hi3): Likewise.
7396 (sse2_eq<mode>3): Likewise.
7397 (sse2_gt<mode>3): Likewise.
7398 (*and<mode>3): Likewise.
7399 (sse2_nand<mode>3): Likewise.
7400 (*ior<mode>3): Likewise.
7401 (*xor<mode>3): Likewise.
7402 (sse2_packsswb): Likewise.
7403 (sse2_packssdw): Likewise.
7404 (sse2_packuswb): Likewise.
7405 (sse2_punpckhbw): Likewise.
7406 (sse2_punpcklbw): Likewise.
7407 (sse2_punpckhwd): Likewise.
7408 (sse2_punpcklwd): Likewise.
7409 (sse2_punpckhdq): Likewise.
7410 (sse2_punpckldq): Likewise.
7411 (sse2_punpckhqdq): Likewise.
7412 (sse2_punpcklqdq): Likewise.
7413 (*sse2_pinsrw): Likewise.
7414 (*sse2_pextrw): Likewise.
7415 (sse2_pshufd_1): Likewise.
7416 (sse2_uavgv16qi3): Likewise.
7417 (sse2_uavgv8hi3): Likewise.
7418 (sse2_psadbw): Likewise.
7419 (sse2_pmovmskb): Likewise.
7420 (*sse2_maskmovdqu): Likewise.
7421 (*sse2_maskmovdqu_rex64): Likewise.
7422 (sse4a_extrqi): Likewise.
7423 (sse4a_extrq): Likewise.
7424 (sse3_lddqu): Set prefix_rep.
7425 (sse3_addsubv4sf3): Likewise.
7426 (sse3_haddv4sf3): Likewise.
7427 (sse3_hsubv4sf3): Likewise.
7428 (sse_cvtss2si): Likewise.
7429 (sse_cvtss2si_2): Likewise.
7430 (sse_cvtss2siq): Likewise.
7431 (sse_cvtss2siq_2): Likewise.
7432 (sse_cvttss2si): Likewise.
7433 (sse_cvttss2siq): Likewise.
7434 (sse2_cvttps2dq): Likewise.
7435 (sse3_movshdup): Likewise.
7436 (sse3_movsldup): Likewise.
7437 (sse2_cvtsd2si): Likewise.
7438 (sse2_cvtsd2si_2): Likewise.
7439 (sse2_cvtsd2siq): Likewise.
7440 (sse2_cvtsd2siq_2): Likewise.
7441 (sse2_cvttsd2si): Likewise.
7442 (sse2_cvttsd2siq): Likewise.
7443 (*sse2_cvtpd2dq): Likewise.
7444 (*sse2_cvttpd2dq): Likewise.
7445 (sse2_pshuflw_1): Likewise.
7446 (sse2_pshufhw_1): Likewise.
7447 (sse4a_insertqi): Likewise.
7448 (sse4a_insertq): Likewise.
7449 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7450 (ssse3_phadddv4si3): Likewise.
7451 (ssse3_phaddswv8hi3): Likewise.
7452 (ssse3_phsubwv8hi3): Likewise.
7453 (ssse3_phsubdv4si3): Likewise.
7454 (ssse3_phsubswv8hi3): Likewise.
7455 (ssse3_pmaddubswv8hi3): Likewise.
7456 (ssse3_pmulhrswv8hi3): Likewise.
7457 (ssse3_pshufbv16qi3): Likewise.
7458 (ssse3_psign<mode>3): Likewise.
7459 (ssse3_palignrti): Likewise.
7460 (abs<mode>2): Likewise.
7461 (ssse3_phaddwv4hi3): Set prefix_extra.
7462 (ssse3_phadddv2si3): Likewise.
7463 (ssse3_phaddswv4hi3): Likewise.
7464 (ssse3_phsubwv4hi3): Likewise.
7465 (ssse3_phsubdv2si3): Likewise.
7466 (ssse3_phsubswv4hi3): Likewise.
7467 (ssse3_pmaddubswv4hi3): Likewise.
7468 (ssse3_pmulhrswv4hi3): Likewise.
7469 (ssse3_pshufbv8qi3): Likewise.
7470 (ssse3_psign<mode>3): Likewise.
7471 (ssse3_palignrdi): Likewise.
7472 (abs<mode>2): Likewise.
7473 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7474 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7475 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7477 2007-04-23 Nick Clifton <nickc@redhat.com>
7479 * params.def: Fix formatting of emacs local variables.
7481 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7483 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7484 move if inter-unit move isn't allowed.
7485 Don't split moving the first element of V2DI to DI to inter-unit
7486 move if inter-unit move isn't allowed.
7488 2007-04-23 Richard Guenther <rguenther@suse.de>
7490 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7491 and CDI_POST_DOMINATORS separately.
7493 2007-04-23 Nick Clifton <nickc@redhat.com>
7495 * c.opt (Wformat-contains-nul): Add warning attribute.
7497 2007-04-23 Jan Hubicka <jh@suse.cz>
7499 * function.c (init_function_start): Don't init line number info.
7500 (expand_function_end): Update.
7501 (reset_block_changes, record_block_change, finalize_block_changes,
7502 check_block_change, free_block_changes): Kill.
7503 * function.h (reset_block_changes, record_block_change,
7504 finalize_block_changes, check_block_change, free_block_changes):
7506 (struct function): Remove ib_boundaries_block.
7507 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7508 Use curr_insn_locator to initialize locator.
7509 (emit_line_note): Remove.
7510 * cfgexpand.c (expand_gimple_cond_expr): Update.
7511 (construct_exit_block): Likewise.
7512 (tree_expand_cfg): Initialize/finalize locators.
7513 * expr.c (expand_expr_real): Update.
7514 * cfglayout.c (line_locators_locs, line_locators_lines,
7515 file_locators_locs, file_locators_files): Remove.
7516 (set_block_levels): Move to cfgexpand.c.
7517 (insn_locators_initialize): Remove.
7518 (pass_insn_locators_initialize): Remove.
7519 (locations_locators_locs, locations_locators_vals): New static vars.
7520 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7522 (insn_locators_alloc, insn_locators_finalize,
7523 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7525 (locator_location): New.
7526 (locator_line, locator_file): Rewrite.
7527 * rtl.h (emit_line_note): Kill.
7528 (insn_locators_alloc, insn_locators_finalize,
7529 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7531 * tree-inline.c (initialize_cfun): Do not initialize
7532 ib_boundaries_block.
7533 * passes.c (pass_insn_locators_initialize): Remove.
7535 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7538 * expr.c (reduce_to_bit_field_precision): Handle
7541 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7543 PR tree-optimization/24659
7544 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7545 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7546 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7547 * genopinit.c (optabs): Rename vec_pack_mod_optab
7548 to vec_pack_trunc_optab.
7549 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7550 early for scalar floating point operands for NOP_EXPR.
7551 (vectorizable_type_promotion): Ditto.
7552 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7553 vec_pack_trunc_optab.
7554 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7556 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7557 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7558 Rename from VEC_PACK_MOD_EXPR.
7559 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7560 * expr.c (expand_expr_real_1): Ditto.
7561 * tree-inline.c (estimate_num_insns_1): Ditto.
7562 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7564 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7565 (vec_unpacks_lo_v4sf): Ditto.
7566 (vec_pack_trunc_v2df): Ditto.
7567 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7568 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7569 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7571 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7573 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7575 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7576 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7577 packing of floating point operands.
7578 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7579 represent unpacking of floating point operands.
7580 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7581 [vec_unpacks_hi]: Ditto.
7582 [vec_unpacks_lo]: Ditto.
7584 2007-04-22 Jan Hubicka <jh@suse.cz>
7586 * final.c (rest_of_handle_final): Call
7587 targetm.asm_out.constructor/targetm.asm_out.destructor
7588 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7589 proper priority via decl_*_priority_insert.
7590 * c-common.c (c_expand_body): Likewise.
7592 2007-04-22 Richard Guenther <rguenther@suse.de>
7594 PR tree-optimization/29789
7595 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7596 (rewrite_reciprocal): New helper split out from
7597 determine_invariantness_stmt.
7598 (rewrite_bittest): Likewise.
7599 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7600 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7603 2007-04-22 Revital Eres <eres@il.ibm.com>
7605 * loop-unroll.c (var_to_expand): New field to support also
7606 insns of the form x = something + x.
7607 (analyze_insn_to_expand_var): Use it.
7608 (expand_var_during_unrolling): Likewise.
7610 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7612 * predict.c: Include pointer-set.h.
7613 (bb_predictions): New variable.
7614 (tree_predicted_by_p, tree_predict_edge,
7615 remove_predictions_associated_with_edge): Use bb_predictions map
7616 instead of bb->predictions.
7617 (clear_bb_predictions, assert_is_empty): New functions.
7618 (combine_predictions_for_bb): Use bb_predictions map. Call
7619 clear_bb_predictions.
7620 (tree_estimate_probability): Create and free bb_predictions map.
7621 * Makefile.in (predict.o): Add pointer-set.h dependency.
7622 * basic-block.h (struct basic_block_def): Remove predictions
7624 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7626 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7629 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7632 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7634 * timevar.c (timevar_print): Change reference of --disable-checking to
7635 --enable-checking=release. Also warn if assert checking is disabled.
7637 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7640 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7641 decl as addressable if the compound literal was marked as
7643 Mark the decl as a gimple register if it is a complex or
7644 vector decl and does not live in memory.
7646 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7648 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7649 (GENERIC_NEXT): New function macro.
7650 (PHI_CHAIN): Use phi_node's new chain variable.
7651 (tree_phi_node): Change tree_common to tree_base
7652 and add the chain field.
7653 * tree-phinodes.c (make_phi_node): Don't set
7654 TREE_TYPE on the new node.
7655 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7656 instead of checking GIMPLE_TUPLE_P in chain_next.
7657 * tree-vect-transform.c
7658 (get_initial_def_for_induction): Look at
7659 PHI_RESULT_TREE for the type of the phi node.
7660 (update_vuses_to_preheader): Use PHI_CHAIN
7661 instead of TREE_CHAIN on the phi node.
7662 * tree-ssa-structalias.c (compute_points_to_sets):
7664 (ipa_pta_execute): Likewise.
7666 2007-04-21 Richard Guenther <rguenther@suse.de>
7669 * fold-const.c (fold_unary): Call fold_convert_const on the
7672 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7674 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7675 (store_killed_in_pat): New.
7677 2007-04-20 Richard Henderson <rth@redhat.com>
7680 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7681 TREE_LIST with a void_type_node value, not void_list_node exactly.
7683 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7685 * doc/standards.texi: Re-arrange into language-specific
7686 subsections. Add a C++ section, documenting which standards we
7689 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7691 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7692 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7694 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7696 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7697 ecrti.o and crtbegin.o.
7698 (LIB_DEFAULT_SPEC): Include -lc.
7699 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7701 2007-04-20 Richard Henderson <rth@redhat.com>
7704 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7705 argument; update all callers.
7706 (get_unaligned_offset): New.
7707 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7708 get_unaligned_address, just pass on the address directly.
7709 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7710 the subreg in the helper patterns.
7711 (unaligned_extendqidi_le): Use get_unaligned_offset.
7712 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7713 (unaligned_extendhidi_be): Likewise.
7714 (unaligned_extendhidi): Tidy.
7715 * config/alpha/alpha-protos.h: Update.
7717 2007-04-20 Richard Henderson <rth@redhat.com>
7719 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7720 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7721 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7722 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7723 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7724 (CPP_SPEC): Don't include %(cpp_subtarget).
7725 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7726 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7727 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7729 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7731 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7732 for __builtin_ia32_cmpordss.
7734 PR tree-optimization/31632
7735 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7736 and arg1 for optimizations of comparison against min/max values.
7737 Fold arg0 to arg1's type for optimizations of comparison against
7738 min+1 and max-1 values.
7740 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7742 * reload.c (combine_reloads): When trying to use a dying register,
7743 check whether it's uninitialized and don't use if so.
7745 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7747 * fold-const.c: Remove prototypes for native_encode_expr and
7748 native_interpret_expr.
7749 (native_encode_expr): Make non-static.
7750 (native_interpret_expr): Likewise.
7751 * tree.h: Add prototypes for the above.
7753 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7755 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7756 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7757 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7758 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7759 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7760 Add length attributes.
7762 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7764 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7767 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7768 __STDC_WANT_DEC_FP__.
7770 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7772 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7773 for long double compatibility.
7774 * configure: Regenerate.
7776 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7778 PR rtl-optimization/29841
7779 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7781 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7782 that may cause control flow transfer from being moved.
7784 2007-04-18 Jan Hubicka <jh@suse.cz>
7786 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7789 2007-04-18 Eric Christopher <echristo@apple.com>
7791 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7792 only. Update operands.
7793 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7794 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7795 link register to pic register.
7797 2007-04-18 Dirk Mueller <dmueller@suse.de>
7800 * tree-vrp.c (search_for_addr_array): New.
7801 (check_array_bounds): Suppress warning about
7802 address taken of array refs if its not de-referenced.
7804 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7806 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7807 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7809 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7810 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7811 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7813 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7815 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7817 (vect_analyze_scalar_cycles): Fix indentation.
7818 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7819 (vect_mark_relevant): Include phis in relevance analysis.
7821 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7823 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7825 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7826 output_operand_lossage().
7828 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7830 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7831 the unused code for reduction without adjust-in-epilog to simplify the
7834 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7836 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7837 (S390_TDC_NEGATIVE_ZERO): New constant.
7838 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7839 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7840 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7841 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7842 (S390_TDC_POSITIVE_INFINITY): New constant.
7843 (S390_TDC_NEGATIVE_INFINITY): New constant.
7844 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7845 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7846 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7847 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7848 (S390_TDC_INFINITY): New constant.
7849 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7850 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7851 optimization for UNSPEC_CCZ_TO_INT.
7852 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7853 ("*ccz_to_int"): New insn.
7854 ("isinf<mode>2"): New insn.
7855 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7856 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7857 (UNSPEC_CCZ_TO_INT): New constant.
7859 2007-04-18 Richard Guenther <rguenther@suse.de>
7861 PR tree-optimization/19431
7862 PR tree-optimization/21463
7863 * tree-pass.h (pass_phiprop): Declare.
7864 * passes.c (init_optimization_passes): New phiprop pass.
7865 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7866 (phivn_valid_p): New helper function.
7867 (phiprop_insert_phi): Likewise.
7868 (propagate_with_phi): Likewise.
7869 (tree_ssa_phiprop): New propagator propagating loads
7870 through phi nodes if profitable.
7872 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7874 * tree-vect-analyze.c (process_use): New function.
7875 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7876 Check phis in all bbs.
7877 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7880 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7882 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7885 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7888 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7891 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7893 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7895 (sse_vmmulv4sf3): Likewise.
7896 (sse2_vmaddv2df3): Likewise.
7897 (sse2_vmmulv2df3): Likewise.
7899 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7901 PR rtl-optimization/31360
7902 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7903 (target_reg_cost): New.
7904 (init_set_costs): Initialize target_reg_cost. Add comments
7905 regarding the rationale of the costs.
7906 (global_cost_for_size): Renamed to...
7907 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7908 of register pressure.
7909 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7910 estimate_reg_pressure_cost. Add number of ivs.
7911 (determine_set_costs): Dump target_reg_cost.
7912 * loop-invariant.c (gain_for_invariant): Use
7913 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7914 (best_gain_for_invariant, find_invariants_to_move): Remove
7916 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7917 (target_reg_cost): Declare.
7918 (global_cost_for_size): Declaration removed.
7919 (estimate_reg_pressure_cost): Declare.
7921 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7923 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7924 regnos into even/odd register pairs.
7925 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7926 TDmode similar to the other floating point modes.
7927 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7928 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7930 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7931 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7932 (movdd_hardfloat64): Use TARGET_MFPGPR.
7934 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7936 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7939 2005-01-05 Richard Henderson <rth@redhat.com>
7941 * reload1.c (do_input_reload): Restrict the optimization deleteing
7942 a previous output reload to RELOAD_FOR_INPUT.
7944 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7946 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7947 induc_vec_info_type.
7948 (vectorizable_induction): New function declaration.
7949 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7950 check if already vectorized. Find first place in BB where new stmts
7951 can be inserted. Takes only one argument.
7952 (vectorizable_induction): New function.
7953 (vect_transform_stmt): Add case for induc_vec_info_type to call
7954 vectorizable_induction.
7955 (vect_transform_loop): Consider phis for vectorization.
7956 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7958 (analyze_operations): Call vectorizable_induction when analyzing phis.
7960 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7961 (vect_mark_relevant): Include phis in relevance analysis.
7962 (vect_mark_stmts_to_be_vectorize): Likewise.
7963 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7965 2007-04-16 Lawrence Crowl <crowl@google.com>
7967 * doc/invoke.texi (Debugging Options): Add documentation for the
7968 -femit-struct-debug options -femit-struct-debug-baseonly,
7969 -femit-struct-debug-reduced, and
7970 -femit-struct-debug-detailed[=...].
7972 * c-opts.c (c_common_handle_option): Add
7973 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7974 and OPT_femit_struct_debug_detailed_.
7975 * c.opt: Add specifications for
7976 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7977 and -femit-struct-debug-detailed[=...].
7978 * opts.c (set_struct_debug_option): Parse the
7979 -femit-struct-debug-... options.
7980 * opts.c (matches_main_base, main_input_basename,
7981 main_input_baselength, base_of_path, matches_main_base): Add
7982 variables and functions to compare header base name to compilation
7984 * opts.c (should_emit_struct_debug): Add to determine to emit a
7985 structure based on the option.
7986 (dump_struct_debug) Also disabled function to debug this
7988 * opts.c (handle_options): Save the base name of the
7991 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7992 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7993 This hook indicates if a type is generic. Set it by default
7995 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7996 to determine if a struct type is generic or not.
7997 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7998 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7999 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8002 * flags.h (enum debug_info_usage): Add an enumeration to describe
8003 a program's use of a structure type.
8004 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8005 to indicate the program's usage of the type. Filter structs based
8006 on the -femit-struct-debug-... specification.
8007 (gen_type_die): Split into two routines, gen_type_die and
8008 gen_type_die_with_usage. gen_type_die is now a wrapper
8009 that assumes direct usage.
8010 (gen_type_die_with_usage): Replace calls to gen_type_die
8011 with gen_type_die_with_usage adding the program usage of
8012 the referenced type.
8013 (dwarf2out_imported_module_or_decl): Suppress struct debug
8014 information using should_emit_struct_debug when appropriate.
8016 2007-04-16 Ian Lance Taylor <iant@google.com>
8018 PR tree-optimization/31522
8019 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8020 (vrp_initialize): Allocate vr_phi_edge_counts.
8021 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8022 executable edge. Drop test for all constants.
8023 (vrp_finalize): Free vrp_phi_edge_counts.
8025 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8026 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8028 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8029 predecessors at head rather than tail.
8031 2007-04-16 Matthias Klose <doko@debian.org>
8033 * config/alpha/linux.h (CPP_SPEC): Define.
8034 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8036 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8038 * function.h: Remove sequence_stack extern declaration.
8040 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8042 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8044 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8047 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8049 * config/avr/avr.c (avr_arch_types): Rearranging array.
8050 (enum avr_arch): Add.
8051 (avr_mcu_types): Use avr_arch enumeration constants instead of
8053 * config/avr/avr.h (LINK_SPEC): Simplify.
8055 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8057 * config/m68k/m68k.c (m68k_libcall_value,
8058 m68k_function_value): Use macros for register names more.
8060 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8062 (M68K_REGNAME): Use A6_REG.
8063 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8065 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8068 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8069 'pending_read_list_length' and 'pending_write_list_length'. Update
8071 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8072 to handle two length counters instead of one. Update all uses.
8073 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8074 two length counters instead of one.
8075 * sched-rgn.c (propagate_deps): Update to handle two length counters
8078 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8081 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8082 copy of source, pass it to ix86_expand_vector_set and return
8085 2007-04-16 David Ung <davidu@mips.com>
8086 Joseph Myers <joseph@codesourcery.com>
8088 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8089 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8090 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8091 Add 74K processor information.
8092 * config/mips/mips.md: Include 74k.md.
8093 (cpu): Add 74kc,74kf,74kx.
8094 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8095 * config/mips/74k.md: New.
8096 * doc/invoke.texi (MIPS Options): Document 74K support.
8098 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8100 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8101 vectorizable_* functions.
8102 * tree-vect-transform.c (vectorizable_call): Add check for
8103 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8104 (vectorizable_store): likewise.
8105 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8107 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8108 (vectorizable_type_promotion, vectorizable_load): Likewise.
8109 (vectorizable_live_operation, vectorizable_condition): Likewise.
8110 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8112 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8114 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8116 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8117 register numbers more.
8118 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8119 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8120 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8121 FUNCTION_VALUE_REGNO_P): Likewise.
8122 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8123 STATIC_CHAIN_REGNUM): Likewise.
8124 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8125 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8126 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8127 * config/m68k/m68k.md (FP_REG): New.
8129 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8131 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8134 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8136 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8137 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8140 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8142 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8145 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8148 * c-decl.c (finish_decl): Grab the type of the decl after the call
8149 to store_init_value.
8151 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8153 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8155 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8158 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8159 dominators, post dominators and cleanup cfg before returning.
8161 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8163 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8164 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8166 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8168 * config.gcc: Recognize fido.
8169 * config/m68k/m68k-devices.def (fidoa): New.
8170 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8172 (FL_FIDOA, TARGET_FIDOA): New.
8173 * config/m68k/m68k.opt (mfidoa): New.
8175 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8178 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8179 when a personality function is used.
8181 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8183 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8185 2007-04-13 Mike Stump <mrs@apple.com>
8187 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8189 * config/darwin.opt (fapple-kext): Make C++ only.
8190 * config/darwin.c (darwin_override_options): Remove code to ensure
8191 -fapple-kext is given for C++ only.
8193 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8195 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8196 * config/mips/mips.c (override_options): Call
8197 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8199 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8201 * config/i386/i386.opt (msvr3-shlib): Removed.
8203 * doc/invoke.texi: Remove -msvr3-shlib.
8205 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8207 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8208 with "popcnt" instruction.
8210 2007-04-13 Richard Guenther <rguenther@suse.de>
8212 PR tree-optimization/21258
8213 * tree-vrp.c (compare_case_labels): New helper.
8214 (find_switch_asserts): New function.
8215 (find_assert_locations): Call it for SWITCH_EXPRs.
8217 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8219 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8220 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8221 check is now implied in X87_FLOAT_MODE_P.
8222 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8223 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8224 (fix_trunc<mode>_i386_fisttp): Ditto.
8225 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8226 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8227 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8228 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8229 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8230 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8231 (unnamed_splitters): Ditto.
8232 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8233 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8234 FIRST_SSE_REG for local functions when SSE math is enabled or
8235 for functions with sseregparm attribute.
8236 (standard_80387_constant_p): Return -1 if mode is not
8238 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8239 (ix86_expand_compare): Ditto.
8240 (ix86_expand_carry_flag_compare): Ditto.
8241 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8242 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8243 DECIMAL_FLOAT_MODE_P.
8244 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8245 of SCALAR_FLOAT_MODE_P.
8246 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8247 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8248 checks before FLOAT_MODE_P.
8249 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8250 before FLOAT_MODE_P.
8255 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8257 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8258 Charles Wilson <libtool@cwilson.fastmail.fm>
8260 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8261 (libgcc.mvars): Don't depend on them.
8262 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8263 * exec-tool.in: New.
8265 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8267 * doc/invoke.text (--help): Document --help=common.
8269 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8271 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8273 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8275 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8276 * genemit.c (main): Emit #include "integrate.h".
8277 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8278 (LOADGP_RTP): New mips_loadgp_style.
8279 * config/mips/mips.h: Include config/vxworks-dummy.h.
8280 (TARGET_RTP_PIC): New macro.
8281 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8282 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8283 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8285 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8286 -mvxworks-pic when using -mrtp and a PIC option.
8287 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8289 (mips_symbolic_constant_p, mips_symbolic_address_p)
8290 (mips_symbol_insns): Handle SYMBOL_HALF.
8291 (override_options): Warn about -G and -mrtp being used together.
8292 Initialize mips_lo_relocs[SYMBOL_HALF].
8293 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8294 (mips_emit_loadgp): Handle LOADGP_RTP.
8295 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8296 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8297 (tablejump): Handle function-relative case table entries if
8299 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8301 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8303 * config/mips/mips.md (load_call<mode>): Allow any general register.
8305 (sibcall_value_internal, sibcall_value_multiple_internal)
8306 (call_value_internal, call_value_split, call_value_multiple_internal)
8307 (call_value_multiple_split): Remove constraints from operand 0.
8309 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8311 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8312 rather than loadgp_noshared.
8313 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8314 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8316 * config/mips/mips.md (loadgp): Rename to...
8317 (loadgp_newabi): ...this.
8318 (loadgp_noshared): Rename to...
8319 (loadgp_absolute): ...this.
8321 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8323 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8324 false for locally-binding symbols.
8325 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8327 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8329 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8330 (SYMBOL_GOT_PAGE_OFST): ...this.
8331 (SYMBOL_GOT_GLOBAL): Rename to...
8332 (SYMBOL_GOT_DISP): ...this.
8333 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8334 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8335 * config/mips/mips.c (mips_global_symbol_p): New function.
8336 (mips_symbol_binds_local_p): Likewise.
8337 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8338 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8339 mips_global_symbol_p and mips_symbol_binds_local_p.
8340 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8341 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8342 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8344 (mips_ok_for_lazy_binding_p): New function.
8345 (mips_load_call_address, mips_expand_call): Use it.
8346 (mips_dangerous_for_la25_p): Likewise.
8347 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8348 (*got_disp<mode>): Use got_disp_operand instead of
8349 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8350 SYMBOL_GOTOFF_GLOBAL.
8351 (*got_page<mode>): Use got_page_ofst_operand instead of
8353 * config/mips/predicates.md (const_call_insn_operand): Use
8354 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8355 (global_got_operand): Rename to...
8356 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8358 (local_got_operand): Rename to...
8359 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8360 of SYMBOL_GOT_LOCAL.
8362 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8364 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8365 TARGET_CALL_CLOBBERED_GP.
8366 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8367 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8368 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8369 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8370 of TARGET_ABICALLS && !TARGET_NEWABI.
8371 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8372 * config/mips/mips.c (mips_load_call_address): Check
8373 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8374 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8375 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8376 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8377 TARGET_ABICALLS && TARGET_NEWABI.
8378 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8380 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8381 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8382 TARGET_ABICALLS && TARGET_NEWABI.
8383 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8384 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8385 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8386 whether indirect calls must use $25.
8387 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8389 * config/mips/mips.md (jal_macro): Check flag_pic and
8390 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8391 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8392 instead of TARGET_ABICALLS.
8393 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8394 TARGET_ABICALLS && TARGET_OLDABI.
8395 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8396 (sibcall): In the comment above the define_insn, mention
8397 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8398 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8399 instead of TARGET_ABICALLS.
8401 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8403 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8404 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8405 (MACFLAGS_MATCH_P): New macro.
8406 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8407 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8408 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8409 the other MACFLAG constants.
8410 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8411 (flag_machi): Tighten constraints. Renumber some of the operands.
8412 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8414 (flag_machi_parts_acconly): New pattern.
8415 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8417 (flag_macinit1hi): Tighten constraints.
8418 (flag_mul_macv2hi_parts_acconly): New pattern.
8420 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8421 Use a more efficient implementation.
8422 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8423 inline sequences when not optimizing for size.
8425 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8426 movhi_high2low): Delete, merge functionality into...
8427 (packv2hi): ... this pattern.
8429 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8430 * config/bfin/bfin.opt (msim): New option.
8431 (mcpu=): New option.
8432 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8433 (bfin_cpu_t): Typedef of enum bfin_cpu.
8434 (bfin_cpu_type): New declaration.
8435 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8436 -msim and -mcpu= options.
8437 (LIB_SPEC): Likewise.
8438 * config/bfin/bfin.c (bfin_cpu_type): Define.
8439 (bfin_handle_option): Handle -mcpu= option.
8440 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8441 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8442 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8444 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8446 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8447 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8448 (powerpc-wrs-vxworksae): Use ${tm_file}.
8449 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8450 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8451 * config/i386/vx-common.h: New file.
8453 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8455 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8458 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8460 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8463 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8467 * c-common.c (c_build_qualified_type): Set canonical type
8470 2007-04-12 Richard Guenther <rguenther@suse.de>
8472 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8473 lower bound and element size if lower bound is not zero
8474 or either of the ARRAY_REF operands is set.
8476 2007-04-12 Richard Guenther <rguenther@suse.de>
8478 PR tree-optimization/24689
8479 PR tree-optimization/31307
8480 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8482 * gimplify.c (canonicalize_addr_expr): To be consistent with
8483 gimplify_compound_lval only set operands two and three of
8484 ARRAY_REFs if they are not gimple_min_invariant. This makes
8485 it never at this place.
8486 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8488 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8490 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8491 null before emitting a .nsubspa directive.
8493 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8495 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8496 need_to_partition_p if there are no memory statements in the
8499 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8501 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8502 (gcd_of_steps_may_divide_p): New function.
8503 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8505 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8507 * reload.c (find_reloads_toplev, find_reloads_address,
8508 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8509 not a pointer equality test, to decide if we need to call
8510 push_reg_equiv_alt_mem.
8512 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8514 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8515 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8517 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8519 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8521 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8522 vector to be positive.
8524 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8528 * doc/invoke.texi: Document --params max-aliased-vops and
8530 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8531 debug_memory_partitions): Move to tree-flow.h
8532 * params.h (AVG_ALIASED_VOPS): Define.
8533 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8535 (mp_info_t): Likewise.
8536 (get_mem_sym_stats_for): New.
8537 (set_memory_partition): Move from tree-flow-inline.h.
8538 (mark_non_addressable): Only clear the set of symbols for the
8539 partition if it exists.
8540 (dump_memory_partitions): Move from tree-ssa-operands.c
8541 (debug_memory_partitions): Likewise.
8542 (need_to_partition_p): New.
8543 (dump_mem_ref_stats): New.
8544 (debug_mem_ref_stats): New.
8545 (dump_mem_sym_stats): New.
8546 (debug_mem_sym_stats): New.
8547 (update_mem_sym_stats_from_stmt): New.
8548 (compare_mp_info_entries): New.
8549 (mp_info_cmp): Call it.
8550 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8552 (get_mpt_for): Move from tree-ssa-operands.c.
8553 (find_partition_for): New.
8554 (create_partition_for): Remove.
8555 (estimate_vop_reduction): New.
8556 (update_reference_counts): New.
8557 (build_mp_info): New.
8558 (compute_memory_partitions): Refactor.
8559 Document new heuristic.
8560 Call build_mp_info, update_reference_counts,
8561 find_partition_for and estimate_vop_reduction.
8562 (compute_may_aliases): Populate virtual operands before
8563 calling debugging dumps.
8564 (delete_mem_sym_stats): New.
8565 (delete_mem_ref_stats): New.
8566 (init_mem_ref_stats): New.
8567 (init_alias_info): Call it.
8568 (maybe_create_global_var): Remove alias_info argument.
8569 Get number of call sites and number of pure/const call sites
8570 from gimple_mem_ref_stats().
8571 (dump_alias_info): Call dump_memory_partitions first.
8572 (dump_points_to_info_for): Show how many times a pointer has
8574 * opts.c (decode_options): For -O2 set --param
8575 max-aliased-vops to 500.
8576 For -O3 set --param max-aliased-vops to 1000 and --param
8577 avg-aliased-vops to 3.
8578 * fortran/options.c (gfc_init_options): Remove assignment to
8580 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8581 * tree-dfa.c (dump_variable): Dump memory reference
8583 Dump NO_ALIAS* settings.
8584 (referenced_var_lookup): Tidy.
8585 (mem_sym_stats): New.
8586 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8587 and ORIG are different SSA names for a memory partition.
8588 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8589 * tree-flow.h (struct mem_sym_stats_d): Define.
8590 (mem_sym_stats_t): Define.
8591 (struct mem_ref_stats_d): Define.
8592 (struct gimple_df): Add field mem_ref_stats.
8593 (enum noalias_state): Define.
8594 (struct var_ann_d): Add bitfield noalias_state.
8595 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8596 debug_mem_ref_stats, debug_memory_partitions,
8597 debug_mem_sym_stats): Declare.
8598 * tree-ssa-structalias.c (update_alias_info): Update call
8599 sites, pure/const call sites and asm sites in structure
8600 returned by gimple_mem_ref_stats.
8601 Remove local variable IS_POTENTIAL_DEREF.
8602 Increase NUM_DEREFS if the memory expression is a potential
8604 Call update_mem_sym_stats_from_stmt.
8605 If the memory references memory, call
8606 update_mem_sym_stats_from_stmt for all the direct memory
8607 symbol references found.
8608 (intra_create_variable_infos): Set noalias_state field for
8609 pointer arguments according to the value of
8610 flag_argument_noalias.
8611 * tree-ssa-structalias.h (struct alias_info): Remove fields
8612 num_calls_found and num_pure_const_calls_found.
8613 (update_mem_sym_stats_from_stmt): Declare.
8614 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8615 Set default value to 100.
8616 (PARAM_AVG_ALIASED_VOPS): Define.
8618 2007-04-11 Richard Guenther <rguenther@suse.de>
8621 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8622 a * -b + c as c - a * b if we honor sign dependent rounding.
8624 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8626 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8628 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8629 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8631 (initialize_trampoline): Don't use old-style function definition.
8632 (bfin_secondary_reload): Mark IN_P argument as unused.
8634 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8636 PR tree-optimization/31343
8637 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8638 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8639 * testsuite/gcc.dg/vect/pr31343.c: New.
8641 2007-04-10 Eric Christopher <echristo@apple.com>
8643 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8644 * config/i386/i386.md (*cmpfp0): Use.
8645 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8646 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8647 (fix_trunc<mode>_i386_fisttp): Ditto.
8648 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8649 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8650 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8651 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8652 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8653 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8654 (unnamed_splitters): Ditto.
8655 * config/i386/i386.c (output_fix_trunc): Assert that
8656 we're not being passed a TFmode operand.
8658 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8660 PR tree-optimization/31526
8661 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8662 n_basic_blocks to find newly added blocks.
8664 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8666 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8668 (fix_trunc<mode>si_sse): Ditto.
8669 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8670 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8671 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8672 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8673 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8674 expander using SSEMODEF mode macro.
8675 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8676 expander using SSEMODEF mode macro.
8677 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8678 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8679 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8680 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8681 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8682 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8683 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8684 Macroize insn using X87MODEF mode macro.
8686 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8688 * config/i386/sse.md (sse2_pinsrw): Removed.
8689 (sse2_pextrw): Renamed to ...
8690 (*sse2_pextrw): This.
8692 2007-04-09 Jan Hubicka <jh@suse.cz>
8695 * config/i386/sse.md
8696 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8697 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8698 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8699 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8701 2007-04-09 Jan Hubicka <jh@suse.cz>
8703 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8704 multiple fields of union.
8706 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8708 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8709 (create_preheaders): Check that loops are available.
8710 (fix_loop_structure): Clean up, improve comments.
8711 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8712 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8714 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8715 * predict.c (tree_estimate_probability): Do not call
8716 calculate_dominance_info. Call create_preheaders.
8717 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8718 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8720 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8721 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8722 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8723 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8726 2007-04-08 Jan Hubicka <jh@suse.cz>
8728 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8729 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8730 * fold-const.c (fold_unary): Use it.
8732 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8734 * varasm.c (assemble_variable): Remove call to
8735 lang_hooks.decls.prepare_assemble_variable.
8736 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8737 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8738 * langhooks.h (lang_hooks_for_decls): Remove
8739 prepare_assemble_variable.
8741 2007-04-08 Mike Stump <mrs@apple.com>
8743 * config/i386/i386.c: Use inc/dec on Core2.
8745 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8747 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8748 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8749 lhd_tree_inlining_end_inlining): Remove.
8750 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8751 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8753 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8754 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8755 lhd_tree_inlining_end_inlining): Remove prototypes.
8756 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8757 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8758 LANG_HOOKS_TREE_INLINING_START_INLINING,
8759 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8761 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8764 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8767 * config/avr/predicates.md (io_address_operand): Delete predicate.
8768 (low_io_address_operand): Don't use 'mode' argument.
8769 (higth_io_address_operand): Rename ...
8770 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8771 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8774 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8776 Revert change removing staticp.
8778 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8781 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8784 2007-04-07 Bruce Korb <bkorb@gnu.org>
8786 * c.opt: Add -Wformat-contains-nul.
8787 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8789 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8790 the NUL byte warning.
8792 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8794 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8796 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8798 * tree.c (staticp): No longer use staticp langhook.
8799 * langhooks.c (lhd_staticp): Removed.
8800 * langhooks.h (struct lang_hooks): Remove staticp.
8801 * c-common.c (c_staticp): Remove.
8802 * c-common.h (c_staticp): Ditto.
8803 * langhooks-defs.h (lhd_staticp): Ditto.
8804 (LHD_HOOKS_STATICP): Ditto
8805 * tree.h (gcc_assert_lowered): New macro.
8807 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8809 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8810 argument "reliable".
8811 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8812 Add argument "reliable". Propagate it through calls.
8813 (infer_loop_bounds_from_undefined): Derive number of iterations
8814 estimates from references in blocks that do not dominate loop latch.
8815 (gcov_type_to_double_int): New function.
8816 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8817 and expected_loop_iterations_unbounded.
8818 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8819 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8820 * tree-data-ref.c (estimated_loop_iterations): Export.
8821 (get_references_in_stmt): Fix -- do not return addresses of local
8823 * cfgloop.h (expected_loop_iterations_unbounded,
8824 estimated_loop_iterations): Declare.
8826 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8828 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8830 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8832 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8833 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8834 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8835 Use output_387_reg_move().
8836 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8837 expander using X87MODEF12 mode macro.
8838 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8839 choosing register preferences. Use output_387_reg_move().
8840 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8841 instead of "x". Use output_387_reg_move().
8842 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8843 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8844 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8845 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8846 Use output_387_reg_move().
8847 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8849 (*truncxf?f_i387 splitter): Ditto.
8851 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8853 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8854 LANG_HOOKS_SAFE_FROM_P.
8855 * expr.c (safe_from_p): Remove langhook call.
8856 * langhooks.h (lang_hooks): Remove safe_from_p.
8857 (lhd_safe_from_p): Remove prototype.
8858 * langhooks.c (lhd_safe_from_p): Remove.
8860 2007-04-06 Jan Hubicka <jh@suse.cz>
8862 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8865 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8867 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8868 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8869 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8870 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8872 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8873 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8875 2007-04-05 Richard Henderson <rth@redhat.com>
8877 * config/alpha/alpha.c (print_operand) [+]: Remove.
8878 (alpha_end_function): Print nop if call at end of function.
8879 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8880 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8881 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8882 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8883 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8884 the call pattern. Update peepholes to match.
8886 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8888 * doc/extend.texi (Other Builtins): Add decimal float variants
8890 * builtins.def: Ditto.
8891 * builtins.c (expand_builtin): Ditto.
8893 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8894 H.J. Lu <hongjiu.lu@intel.com>
8897 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8898 of V8HImode when calling ix86_binary_operator_ok.
8899 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8900 (sdot_prodv8hi): Operands 1 and 2 must be register.
8902 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8904 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8905 initialize align to silence bogus warning.
8907 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8910 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8912 (struct sra_walk_fns): Remove use_all parameter from use.
8913 (sra_hash_tree): Handle BIT_FIELD_REFs.
8914 (sra_elt_hash): Don't hash bitfld blocks.
8915 (sra_elt_eq): Skip them in parent compares as well. Handle
8917 (sra_walk_expr): Don't maintain or pass down use_all_p.
8918 (scan_use): Remove use_all parameter.
8919 (scalarize_use): Likewise. Re-expand assignment to
8920 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8921 output, and re-scalarize after output. Don't mark anything
8923 (scalarize_ldst): Adjust.
8924 (scalarize_walk_gimple_modify_statement): Likewise.
8925 (build_element_name_1): Handle BIT_FIELD_REFs.
8926 (instantiate_element): Don't warn for any element whose parent
8928 (instantiate_missing_elements_1): Return the sra_elt.
8929 (canon_type_for_field): New.
8930 (try_instantiate_multiple_fields): New.
8931 (instantiate_missing_elemnts): Use them.
8932 (mark_no_warning): Removed.
8933 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8934 (REPLDUP, sra_build_elt_assignment): New.
8935 (generate_copy_inout): Use them.
8936 (generate_element_copy): Likewise. Handle bitfld differences.
8937 (generate_element_zero): Don't recurse for blocks. Use
8938 sra_build_elt_assignment.
8939 (generate_one_element_int): Take elt instead of var. Use
8940 sra_build_elt_assignment.
8941 (generate_element_init_1): Adjust.
8942 (scalarize_use, scalarize_copy): Use REPLDUP.
8943 (scalarize_ldst): Move assert before dereference.
8944 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8946 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8948 * regmove.c: Fix unused variable warnings due to previous commit.
8950 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8952 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8953 (regmove_bb_head): Remove.
8954 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8955 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8956 problems with fixup_match_1.
8957 Don't initialize/free regmove_bb_head.
8959 (reg_is_remote_constant_p): If an insn is in the same basic block
8960 but not before INSN, consider it remote, too.
8962 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8965 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8966 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8968 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8970 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8971 (CONDITIONAL_REGISTER_USAGE): Likewise.
8973 2007-04-04 Richard Henderson <rth@redhat.com>
8975 * config/alpha/lib1funcs.asm: Remove unused file.
8977 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8980 * opts.c (print_specific_help): Fix --help=<language>
8982 (common_handle_option): Support --help=common.
8984 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8987 * gcc.c (main): Do not run the linker if
8988 print_subprocess_help indicates that it shouldn't be
8991 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8994 * doc/invoke.texi (--help=): Document <languages> value, fix
8995 formatting in tables of values.
8997 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8999 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9000 dllimport attribute of virtual methods.
9002 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9004 * config/score/crti.asm: Change _bss_start to __bss_start.
9005 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9006 (OUTGOING_REG_PARM_STACK_SPACE) update.
9007 * config/score/score.opt: add options to make backend support
9008 score5, score5u, score7 and score7d.
9009 * config/score/score.md: Likewise.
9010 * config/score/misc.md: Likewise.
9011 * config/score/mac.md: Likewise.
9012 * doc/invoke.texi: Likewise.
9013 * doc/md.texi: update constraints define.
9015 2007-04-03 Richard Henderson <rth@redhat.com>
9017 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9018 an appropriate type, use the mode instead.
9020 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9022 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9023 Set the default --with-arch setting to mips2.
9024 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9025 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9026 (MULTILIB_OSDIRNAMES): Delete.
9027 (MULTILIB_DIRNAMES): Define.
9028 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9029 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9030 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9031 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9032 VXWORKS_OS_CPP_BUILTINS.
9033 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9034 (MIPS_DEBUGGING_INFO): Undefine.
9035 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9037 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9040 * fold-const.c (native_encode_real): Encode real.c provided longs
9041 as a series of 32-bit native integers.
9042 (native_interpret_real): Interpret buffer as a series of 32-bit
9045 2007-04-03 Richard Guenther <rguenther@suse.de>
9047 * genpreds.c (write_insn_constraint_len): Write function
9048 optimized for CONSTRAINT_LEN implementation.
9049 (write_tm_preds_h): Output insn_constraint_len inline and
9050 use it for CONSTRAINT_LEN.
9051 (write_insn_preds_c): Don't output insn_constraint_len.
9052 * doc/md.texi (define_register_constraint): Document multi-letter
9053 constraints shall have the same length if they start with the same
9056 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9059 * config/i386/i386.md (isinf<mode>2): Expand only when
9060 TARGET_C99_FUNCTIONS is set.
9062 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9064 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9065 (x86_64-*-linux*): Ditto.
9066 * config/i386/i386.opt (mpc): New option.
9067 * config/i386/i386.c (overrride_options): Handle
9068 ix87_precision_string.
9069 * config/i386/crtprec.c: New file.
9070 * config/i386/t-crtpc: Ditto.
9071 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9073 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9074 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9075 crtprec32.o, crtprec64.o and crtprec80.o.
9077 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9079 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9081 2007-04-02 Eric Christopher <echristo@apple.com>
9083 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9084 limitations on darwin.
9086 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9089 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9091 2007-04-02 Dave Korn <dave.korn@artimi.com>
9093 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9095 2007-04-02 Dave Korn <dave.korn@artimi.com>
9097 * libgcc2.h (exception_descriptor): Don't forward-declare.
9098 (__get_eh_table_language, __get_eh_table_version): Delete
9099 prototypes of long-dead functions.
9101 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9103 * ebitmap.h: New file
9104 * ebitmap.c: New file
9105 * Makefile.in (ebitmap.o): New target.
9107 2007-04-01 Jan Hubicka <jh@suse.cz>
9109 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9110 before very first instruction.
9112 2007-04-01 Jan Hubicka <jh@suse.cz>
9114 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9115 waring on 64bit hosts.
9116 * bitmap.h: Fix typo in bitmap_head_def.
9118 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9120 PR rtl-optimization/31391
9121 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9122 into a DELETED_LABEL note, and the label is in an empty basic
9123 block, update BB_END as well as BB_HEAD.
9125 2007-04-01 Richard Henderson <rth@redhat.com>
9127 PR tree-optimization/31169
9128 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9129 to varying if the range is outside [0, prec-1].
9131 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9134 * config/mips/mips.md (load_const_gp): New insn.
9135 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9136 the MIPS16 GP pseudo register if no_new_pseudos.
9137 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9139 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9142 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9144 (call_value): Likewise.
9146 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9147 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9150 * doc/invoke.texi: (optimization options): Reword description
9151 of -ffast-math. Document its primary purpose.
9153 2007-03-31 Richard Guenther <rguenther@suse.de>
9155 * omp-low.c (splay-tree.h): Include.
9156 (lookup_decl): Replace splay-tree usage by pointer-map.
9157 (maybe_lookup_decl): Likewise.
9158 (new_omp_context): Likewise.
9159 (delete_omp_context): Likewise.
9160 * gimplify.c (splay-tree.h): Include.
9161 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9163 (remap_ssa_name): Likewise.
9164 (remap_decl): Likewise.
9165 (remap_type_1): Likewise.
9166 (remap_type): Likewise.
9167 (copy_body_r): Likewise.
9168 (expand_call_inline): Likewise.
9169 (clone_body): Likewise.
9170 (copy_tree_r): Likewise.
9171 (remap_save_expr): Likewise.
9172 (unsave_r): Likewise.
9173 (unsave_expr_now): Likewise.
9174 (tree_function_versioning): Likewise.
9175 (build_duplicate_type): Likewise.
9176 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9177 (struct copy_body_data): Replace splay-tree by pointer-map.
9178 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9179 not $(SPLAY_TREE_H).
9180 (gimplify.o): Depend on $(SPLAY_TREE_H).
9181 (omp-low.p): Likewise.
9183 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9185 * config/avr/predicates.md (even_register_operand,
9186 odd_register_operand): New predicates.
9187 * config/avr/avr.md (movw peephole2): New.
9188 (movw_r peephole2): New.
9190 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9192 * tree.h (get_signed_or_unsigned_type): New.
9193 * fold-const.c (operand_equal_for_comparison_p): Use
9194 get_signed_or_unsigned_type instead of
9195 lang_hooks.types.signed_or_unsigned_type.
9196 * expr.c (store_expr): Ditto.
9197 * langhooks.c (get_signed_or_unsigned_type): New.
9198 (lhd_signed_or_unsigned_type): New.
9199 * langhooks.h (lhd_signed_or_unsigned_type): New.
9200 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9202 2007-03-30 Richard Henderson <rth@redhat.com>
9204 * tree-ssa-loop-ivopts.c: Include target.h.
9205 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9206 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9207 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9208 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9210 2007-03-30 Richard Henderson <rth@redhat.com>
9211 Kai Tietz <kai.tietz@onevision.com>
9213 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9215 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9216 (TARGET_64BIT_MS_ABI): New.
9217 (DBX_REGISTER_NUMBER): Handle 64-bit.
9218 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9219 (LONG_TYPE_SIZE): Force to 32.
9220 (REG_PARM_STACK_SPACE): New.
9221 (OUTGOING_REG_PARM_STACK_SPACE): New.
9222 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9223 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9224 (STACK_BOUNDARY): Use 128 for 64-bit.
9225 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9226 Add 64-bit implementation.
9227 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9229 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9230 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9231 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9232 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9233 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9234 TARGET_64BIT_MS_ABI.
9235 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9236 (ix86_pass_by_reference): Likewise.
9237 (ix86_function_value_regno_p): Likewise.
9238 (ix86_build_builtin_va_list): Likewise.
9239 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9240 (function_arg_advance_ms_64): New.
9241 (function_arg_advance): Call it.
9242 (function_arg_ms_64): New.
9243 (function_arg): Call it.
9244 (function_value_ms_64): New.
9245 (ix86_function_value_1): Call it.
9246 (return_in_memory_ms_64): New.
9247 (ix86_return_in_memory): Call it.
9248 (setup_incoming_varargs_ms_64): New.
9249 (ix86_setup_incoming_varargs): Call it.
9250 (ix86_expand_prologue): Handle 64-bit stack probing.
9251 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9252 (output_pic_addr_const): Likewise.
9253 (x86_this_parameter): Likewise.
9254 (x86_output_mi_thunk): Likewise.
9255 (x86_function_profiler): Likewise.
9256 (TARGET_STRICT_ARGUMENT_NAMING): New.
9257 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9258 (TARGET_64BIT_MS_ABI): New.
9259 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9260 * config/i386/i386.md (allocate_stack_worker): Remove.
9261 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9262 describe the clobber of eax without a match_scratch.
9263 (allocate_stack_worker_postreload): Remove.
9264 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9265 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9266 (allocate_stack_worker_rex64_postreload): Remove.
9267 (allocate_stack): Handle 64-bit.
9268 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9269 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9270 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9271 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9272 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9273 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9274 * config.build (x86_64-*-mingw*): New host.
9275 * config.host (x86_64-*-mingw*): New host.
9276 * config.gcc (x86_64-*-mingw*): New target.
9277 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9279 2007-03-30 Richard Henderson <rth@redhat.com>
9280 Kai Tietz <kai.tietz@onevision.com>
9282 * c-pragma.c (struct def_pragma_macro_value): New.
9283 (struct def_pragma_macro): New.
9284 (pushed_macro_table): New.
9285 (dpm_hash, dpm_eq): New.
9286 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9287 (init_pragma): Install them.
9288 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9290 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9292 * config/avr/avr.c (avr_override_options): Clear
9293 'flag_delete_null_pointer_checks'.
9295 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9298 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9299 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9300 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9301 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9302 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9303 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9304 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9306 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9308 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9310 * regmove.c: Move all of pass_stack_adjustments from here...
9311 * combine-stack-adj.c: ...to this new file.
9312 * Makefile.in: Add rules for combine-stack-adj.o.
9314 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9316 PR tree-optimization/31383
9317 * tree-data-ref.c (affine_function_equal_p): Do not require the
9318 vectors to have the same length.
9320 2007-03-30 Jan Hubicka <jh@suse.cz>
9323 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9324 availablility; add more sanity checking; ask varpool only about
9327 2007-03-29 Richard Henderson <rth@redhat.com>
9329 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9330 to decide, but __SIZEOF_LONG_LONG__.
9332 2007-03-29 Richard Henderson <rth@redhat.com>
9334 * emutls.c (struct __emutls_array): New.
9335 (emutls_destroy): Use it instead of casting element 0 from void*.
9336 (__emutls_get_address): Likewise.
9338 2007-03-29 Richard Henderson <rth@redhat.com>
9340 * varasm.c (initializer_constant_valid_p): Don't deny
9341 DECL_DLLIMPORT_P on functions.
9343 * config/i386/cygming.h: Remove function declarations.
9344 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9345 (ASM_OUTPUT_LABELREF): Remove.
9346 (COMMON_ASM_OP): Remove.
9347 (ASM_OUTPUT_COMMON): Remove.
9348 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9349 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9350 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9351 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9352 Rename from TARGET_ENCODE_SECTION_INFO.
9353 * config/i386/netware.h: Likewise.
9354 * config/i386/i386-protos.h: Update.
9355 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9356 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9357 (legitimate_constant_p): Reject dllimports.
9358 (dllimport_map, get_dllimport_decl): New.
9359 (legitimize_dllimport_symbol): New.
9360 (legitimize_address, ix86_expand_move): Use it.
9361 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9362 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9363 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9364 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9365 * config/i386/predicates.md (constant_call_address_operand): Only
9366 accept symbols; reject dllimport_p symbols.
9367 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9368 i386_pe_maybe_record_exported_symbol.
9369 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9370 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9371 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9372 trust the setting of DECL_DLLIMPORT_P.
9373 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9374 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9375 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9376 tidy the argument scanning loop.
9377 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9378 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9379 (i386_pe_strip_name_encoding): Remove.
9380 (i386_pe_binds_local_p): New.
9381 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9382 (i386_pe_output_labelref): Remove.
9383 (i386_pe_asm_output_aligned_decl_common): New.
9384 (i386_pe_maybe_record_exported_symbol): Rename from
9385 i386_pe_record_exported_symbol; check for dllexported symbols.
9387 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9389 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9390 add comment explaining why vsnprintf cannot be used.
9392 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9394 PR tree-optimization/30666
9395 * tree.c (build_complex_type): When creating type names for DWARF2
9396 debug info, create TYPE_DECLs for TYPE_NAME instead of
9398 (build_common_tree_nodes_2): Use build_complex_type when building
9399 predefined complex types, to preserve canonical types.
9401 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9403 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9404 (noce_get_alt_condition): Look at it to determine whether to
9405 reverse the condition or not.
9406 (noce_get_condition): Substitute the truth for lies.
9407 (noce_find_if_block): Set the then_else_reversed field.
9409 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9411 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9412 destination of this insn.
9413 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9414 than calling gen_rtx_SET directly. Use r0 to hold the value of
9415 'address + 4' rather than a stack based temporary which can be
9418 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9420 * config/s390/s390.c (s390_secondary_input_reload_class,
9421 s390_secondary_output_reload_class): Functions removed.
9422 (s390_secondary_reload): New function.
9423 (TARGET_SECONDARY_RELOAD): Target macro defined.
9424 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9425 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9426 * config/s390/s390.md ("reload_outti", "reload_outdi",
9427 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9428 "reload_out<mode>"): Expanders removed.
9429 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9430 "reload<mode>_nonoffmem_out"): Expanders added.
9432 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9434 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9435 action if SRC->DEST replacement failed anyway.
9437 2007-03-28 Mike Stump <mrs@apple.com>
9439 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9440 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9441 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9443 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9445 * config.gcc: Accept barcelona as a variant of amdfam10.
9446 * config/i386/i386.c (override_options): Likewise.
9447 * doc/invoke.texi: Likewise.
9449 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9451 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9452 offsets for BIT_FIELD_REF and COMPONENT_REF.
9454 2007-03-28 Richard Guenther <rguenther@suse.de>
9456 * tree.c (is_global_var): Move ...
9457 * tree-flow-inline.h (is_global_var): ... here.
9458 * tree.h (is_global_var): Remove declaration.
9460 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9462 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9464 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9465 * config/i386/i386.c (ix86_tune_features): Initialize new
9467 * config/i386/predicates.md (promotable_binary_operator): Use
9468 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9470 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9473 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9475 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9477 * config/fr30/fr30.md (movsi_internal): Change destination
9478 constraint from m to V and add m to the end.
9480 2007-03-28 Christian Bruel <christian.bruel@st.com>
9482 * config/sh/sh.md (movsi_i): Fix type attribute.
9484 2007-03-28 Christian Bruel <christian.bruel@st.com>
9486 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9487 (movsf_ie): Likewise.
9489 2007-03-28 Christian Bruel <christian.bruel@st.com>
9491 * config.gcc: Add sh4-300 to multilib.
9492 * config/sh/t-mlib-sh4-300: New file.
9494 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9496 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9497 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9499 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9500 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9501 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9502 "fixuns_trunctddi2"): Whitespace fix.
9504 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9506 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9507 the definition of struct sh_args.
9508 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9509 CALL_COOKIE_INT_REG_GET): Likewise.
9511 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9513 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9514 transformations are applied successfully.
9516 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9518 * tree.c (tree_contains_struct): Permit 512 tree codes.
9519 * tree.h (tree_contains_struct): Ditto.
9520 (MAX_TREE_CODES): Ditto.
9521 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9522 SPARE member to store remaining padding bits.
9524 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9526 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9529 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9531 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9532 * configure: Regenerate.
9534 * configure: Regenerate using the correct version of autoconf.
9536 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9538 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9540 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9541 regs to "__SP_L__" and "__SP_H__".
9543 2007-03-27 Richard Guenther <rguenther@suse.de>
9545 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9546 computations with it with a HOST_WIDE_INT variable.
9548 2007-03-26 Mike Stump <mrs@apple.com>
9550 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9551 objective-c-header, objective-c++-header and objc++-cpp-output
9553 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9555 2007-03-26 Richard Henderson <rth@redhat.com>
9558 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9559 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9560 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9561 IX86_BUILTIN_PSRLQ128): New.
9562 (ix86_init_mmx_sse_builtins): Add them.
9563 (ix86_expand_builtin): Expand them.
9564 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9565 operand 2 be TImode.
9566 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9567 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9568 _mm_srli_epi64): Mark __B const.
9569 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9570 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9571 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9572 new two-vector shift builtins.
9574 2007-03-26 Ian Lance Taylor <iant@google.com>
9576 PR tree-optimization/31345
9577 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9578 [+INF, +INF(OVF)] into VARYING.
9580 2007-03-26 Zack Weinberg <zackw@panix.com>
9582 * gengtype-parse.c: New file.
9583 * gengtype-yacc.y: Delete.
9584 * gengtype-lex.l: Don't include gengtype-yacc.h.
9585 Define YY_DECL and yyterminate appropriately for recursive
9586 descent parser. yylval is now a string out-parameter to yylex.
9587 (HWS, EOID): New shorthand.
9588 (IWORD): Add a couple more types.
9589 (yylex): Add a setup stanza. Remove the complex rules for
9590 detecting GTY'ed types and typedefs; replace with simple
9591 keyword detectors. Adjust everything for the changed
9592 definition of yylval. Ignore all pp-directives, not just #define.
9594 (parse_file): Rename yybegin; do not call yyparse.
9596 * gengtype.c (xasprintf): Export again.
9597 (this_file): New. Use everywhere __FILE__ was being used.
9598 (get_lang_bitmap): Special case types defined in gengtype.c.
9599 (do_typedef, new_structure): Suppress definition of certain types.
9600 (new_structure): Improve diagnostics of duplicate definitions.
9601 Make sure location_s is associated with input.h.
9602 (nreverse_pairs, define_location_structures): New functions.
9603 (main): Improve tagging of kludge types. Remove old kludges
9604 for input.h types; use define_location_structures.
9605 * gengtype.h: Update prototypes. Define token codes here.
9606 * Makefile.in: Remove all references to gengtype-yacc.
9607 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9609 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9610 add GTY((skip)) to the field that's only conditionally there.
9611 * doc/install.texi: Document that Bison is no longer required
9612 unless building treelang.
9614 * gengtype.c: Don't include gtyp-gen.h.
9615 (srcdir): Declare here.
9616 (base_files, lang_dir_names): Allocate dynamically.
9617 (gt_files, num_gt_files, num_lang_dirs): New globals.
9618 (measure_input_list, read_input_line, read_input_list)
9619 (set_lang_bitmap): New functions.
9620 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9621 simplify, relying on read_input_list to set up the bitmaps.
9622 (main): Arguments are no longer unused. Check for correct number
9623 of command line arguments, set srcdir and srcdir_len, then call
9624 read_input_list, before doing anything else. No need to worry
9625 about duplicates in main loop.
9626 * configure.ac: Simplify the calculation of all_gtfiles.
9627 Put language tags in there. Don't set or substitute
9628 all_gtfiles_files_langs or all_gtfiles_files_frags.
9629 * Makefile.in: Revamp the way gengtype is invoked, now that it
9630 takes a file on its command line with a much simpler format.
9631 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9632 (GTFILES): Remove duplicates and C source files.
9633 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9634 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9635 * configure: Regenerate.
9637 * gengtype.h: Remove all type definitions to gengtype.c; leave
9638 only definitions of options_p, type_p, and pair_p as opaque
9639 pointers. Update prototypes.
9640 * gengtype.c: Many type definitions moved here from gengtype.h.
9641 Consolidate type definitions at the top of the file.
9642 (xvasprintf): Delete.
9643 (xasprintf): Make static.
9644 (create_nested_pointer_option): Add 'next' parameter.
9645 (create_field_all, create_field_at): New functions.
9646 (create_field): Now a thin wrapper around create_field_all.
9647 (create_optional_field): Rename create_optional_field_ and add
9648 line argument. Original name is now a macro which supplies
9650 (oprintf): Use vsnprintf directly.
9651 (close_output_files): Use fatal rather than perror/exit.
9652 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9653 (main): Set progname. Don't use exit.
9654 * gengtype-yacc.y (struct_fields): Use create_field_at.
9655 (option, optionseqopt): Delete.
9656 (optionseq): Consolidate productions from option here so we
9657 can use the first argument to create_option.
9659 * gengtype-lex.l: Distinguish unions from structures in the
9660 token type. Don't call find_structure; return the tag as a string.
9661 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9662 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9663 string. Reorganize typedef_struct production accordingly.
9664 Use create_nested_ptr_option.
9665 * gengtype.c (create_nested_ptr_option): New function.
9666 * gengtype.h: Declare it.
9668 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9669 (string_type): Don't declare.
9670 (do_scalar_typedef): Declare.
9671 (create_scalar_type): Update prototype.
9672 * gengtype.c (string_type): Make static.
9673 (scalar_nonchar, scalar_char): New.
9674 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9675 (resolve_typedef): Use scalar_nonchar for error recovery.
9676 (create_scalar_type): Remove name_len field. Return scalar_char
9677 or scalar_nonchar as appropriate.
9678 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9680 (throughout): Use scalar_nonchar instead of calling
9681 create_scalar_type, whenever possible.
9682 (main): Initialize scalar_char and scalar_nonchar before calling
9684 * gengtype-lex.l: Adjust for removal of second argument to
9685 create_scalar_type. Use yylval.s instead of yylval.t when
9687 * gengtype-yacc.y: Type of SCALAR is string. Call
9688 create_scalar_type from type:SCALAR rule. Adjust for removal of
9689 second argument to create_scalar_type.
9691 * vec.h: Remove all #if IN_GENGTYPE blocks.
9692 Add comment saying that changes may require adjustments to gengtype.
9693 * gengtype.c: Don't include coretypes.h or tm.h.
9694 Add comment to inclusion of errors.h.
9695 (note_def_vec, note_def_vec_alloc): New functions.
9696 * gengtype.h: Declare new functions.
9697 * gengtype-lex.l: Don't include coretypes.h.
9698 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9700 (update_lineno): Remove unnecessary prototype.
9701 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9702 (VEC rule): Just return VEC_TOKEN.
9703 * gengtype-yacc.y (VEC_TOKEN): New token type.
9704 (type): Add a production for VEC(a,b).
9705 * Makefile.in: Update dependencies.
9707 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9708 typedefs that use the old PARAMS macro.
9710 * gengtype-lex.l: Remove all rules and states relating to yacc
9712 * gengtype-yacc.y: Similarly.
9713 * gengtype.c (note_yacc_type): Delete function.
9714 * gengtype.h: Update prototypes.
9716 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9718 * tree-pretty-print.c (dump_generic_node): Report precision of
9719 unnamed integer types.
9721 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9723 * ifcvt.c (noce_try_store_flag_constants): Don't check
9724 no_new_pseudos here.
9725 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9726 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9727 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9728 noce_try_sign_mask): Likewise.
9729 (if_convert): Check no_new_pseudos here.
9731 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9733 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9734 (noce_get_condition): Handle new then_else_reversed argument.
9735 (noce_init_if_info): Remove, fold into noce_find_if_block.
9736 (noce_process_if_block): Take a struct noce_if_info as the
9737 argument. Don't set up one based on ce_if_info. Update pointer
9738 references accordingly.
9739 (cond_move_process_if_block): Likewise.
9740 (process_if_block): Removed.
9741 (find_if_block): Removed. Move functionality two new functions,
9742 noce_find_if_block and cond_exec_find_if_block.
9743 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9744 blocks and the symmetric IF-ELSE-JOIN case.
9745 (cond_exec_find_if_block): Also new function mostly based on old
9746 find_if_block and process_if_block.
9747 (find_if_header): Replace find_if_block call with separately
9748 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9749 (find_cond_trap): Update noce_get_condition call.
9750 (dead_or_predicable): Likewise.
9752 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9754 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9756 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9757 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9758 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9759 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9760 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9761 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9762 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9763 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9764 __builtin_ia32_psrad128 builtins.
9766 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9768 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9769 * config/i386/constraints.md
9770 (define_constraint "I"): Use IN_RANGE macro.
9771 (define_constraint "J"): Ditto.
9772 (define_constraint "K"): Ditto.
9773 (define_constraint "M"): Ditto.
9774 (define_constraint "N"): Ditto.
9775 (define_constraint "O"): Ditto.
9776 * config/i386/predicates.md
9777 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9778 (define_predicate "const_0_to_3_operand"): Ditto.
9779 (define_predicate "const_0_to_7_operand"): Ditto.
9780 (define_predicate "const_0_to_15_operand"): Ditto.
9781 (define_predicate "const_0_to_63_operand"): Ditto.
9782 (define_predicate "const_0_to_255_operand"): Ditto.
9783 (define_predicate "const_1_to_31_operand"): Ditto.
9784 (define_predicate "const_2_to_3_operand"): Ditto.
9785 (define_predicate "const_4_to_7_operand"): Ditto.
9787 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9789 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9790 in SImode for save_world.
9791 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9794 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9796 PR tree-optimization/30784
9797 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9800 2007-03-25 Revital Eres <eres@il.ibm.com>
9802 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9803 Fold movement_possibility function into it.
9805 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9807 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9808 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9809 (call_indirect_nonlocal_darwin64): Same.
9810 (call_nonlocal_darwin64): Same.
9811 (call_value_indirect_nonlocal_darwin64): Same.
9812 (call_value_nonlocal_darwin64): Same.
9813 (sibcall_nonlocal_darwin64): Same.
9814 (sibcall_value_nonlocal_darwin64): Same.
9815 (sibcall_symbolic_64): Same.
9816 (sibcall_value_symbolic_64): Same.
9817 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9819 (rs6000_emit_load_toc_table): Same.
9820 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9821 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9827 (load_toc_v4_pic_si): Same
9828 (load_toc_v4_PIC_1): Same.
9829 (load_toc_v4_PIC_1b): Same.
9830 (call_indirect_aix{32,64}): Same.
9831 (call_value_indirect_aix{32,64}): Same.
9834 (call_local{32,64}): Same.
9835 (call_value_local{32,64}): Same.
9836 (call_indirect_nonlocal_aix{32,64}): Same.
9837 (call_nonlocal_aix{32,64}): Same.
9838 (call_value_indirect_nonlocal_aix{32,64}): Same.
9839 (call_value_nonlocal_aix{32,64}): Same.
9840 (call_indirect_nonlocal_sysv<mode>): Same.
9841 (call_nonlocal_sysv<mode>): Same.
9842 (call_value_indirect_nonlocal_sysv<mode>): Same.
9843 (call_value_nonlocal_sysv<mode>): Same.
9845 (sibcall_local{32,64}): Same.
9846 (sibcall_value_local{32,64}): Same.
9847 (sibcall_nonlocal_aix{32,64}): Same.
9848 (sibcall_value_nonlocal_aix{32,64}): Same.
9849 (sibcall_nonlocal_sysv<mode>): Same.
9850 (sibcall_value): Same.
9851 (sibcall_value_nonlocal_sysv<mode>): Same.
9853 2007-03-24 Paul Brook <paul@codesourcery.com>
9855 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9856 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9858 2007-03-24 Richard Henderson <rth@redhat.com>
9860 * config/ia64/constraints.md: New file.
9861 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9862 satisfies_constraint_?.
9863 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9864 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9865 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9866 ia64_output_mi_thunk): Likewise.
9867 (ia64_const_ok_for_letter_p): Remove.
9868 (ia64_const_double_ok_for_letter_p): Remove.
9869 (ia64_extra_constraint): Remove.
9870 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9871 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9872 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9873 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9874 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9875 EXTRA_MEMORY_CONSTRAINT): Remove.
9876 * config/ia64/ia64.md: Include constriants.md. Replace
9877 CONST_OK_FOR_? with satisfies_constraint_?.
9879 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9880 H.J. Lu <hongjiu.lu@intel.com>
9882 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9884 (name macros): Use DPD_BID_NAME to convert names properly.
9886 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9887 decimal floating point format.
9888 (init_floating_libfuncs): Change decimal functions so that they
9889 have a "bid_" prefix if the decimal system uses the BID format,
9890 and "dpd_" prefix if the decimal system uses the DPD format.
9891 (init_interclass_conv_libfuncs): Ditto.
9892 (init_intraclass_conv_libfuncs): Ditto.
9894 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9895 using the BID format.
9897 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9898 whether we are using the BID decimal format.
9899 * configure: Regenerate.
9901 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9902 the compiler has decimal floating point enabled. Define
9903 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9906 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9907 using the BID format.
9909 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9910 whether we are using the BID decimal format.
9911 * configure: Regenerate.
9913 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9914 the compiler has decimal floating point enabled. Define
9915 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9918 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9919 options, and that it is enabled for i386/x86_64 systems.
9921 * Makefile.in (enable_decimal_float): New.
9923 (DECNUMINC): Add -I$(DECNUMFMT).
9924 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9925 to $(DECNUMFMT) from $(DECNUM).
9927 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9928 Substitute enable_decimal_float.
9929 * configure: Regenerated.
9932 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9935 * configure.ac: Enable decimal float for x86_64-*-linux*.
9936 * configure: Regenerated.
9939 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9940 decimal128ClearSign to flip and clear the sign bit in decimal128.
9941 (decimal_real_maxval): Set decimal128SetSign to set the sign
9944 2007-03-23 Ian Lance Taylor <iant@google.com>
9946 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9948 2007-03-23 Ian Lance Taylor <iant@google.com>
9950 * tree-dump.c (dump_files): Correct comment.
9952 2007-03-23 Ian Lance Taylor <iant@google.com>
9954 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9956 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9958 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9959 in cfglayout mode. Don't go into and out of cfglayout mode.
9960 Link the blocks in the order of the constructed traces.
9961 (rest_of_handle_tracer): Adjust call to tracer.
9962 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9963 Don't go into cfglayout mode.
9964 (rtl_loop_done): Don't go out of cfglayout mode.
9965 * cfglayout.c (relink_block_chain): New function, split out from...
9966 (fixup_reorder_chain): ...here. Remove redundant checking.
9967 (cfg_layout_finalize): Don't clear the header, footer, and aux
9968 fields here, move the code to do so to relink_block_chain. Likewise
9969 for free_original_copy_tables.
9970 * rtl.h (tracer): Update prototype.
9971 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9972 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9973 mode. Use relink_block_chain to serialize the CFG according to the
9974 new basic block order. Move targetm.cannot_modify_jumps_p check from
9976 (gate_handle_reorder_blocks): ...to here.
9977 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9979 (gate_duplicate_computed_gotos): ...to here.
9980 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9981 something always changes when going into and out of cfglayout mode.
9982 Perform an expensive cfg cleanup while going into cfglayout mode.
9983 Always update liveness information on HAVE_conditional_execution
9984 targets. Reserialize the basic blocks and go out of cfglayout mode.
9985 * reg-stack.c: Include cfglayout.h.
9986 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9987 the call to reorder_basic_blocks.
9988 * basic-block.h (reorder_basic_blocks): Update prototype.
9989 (relink_block_chain): New prototype.
9990 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9992 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9994 * config/mips/mips.md (type, hazard, *movdi_32bit,
9995 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9996 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9997 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9998 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9999 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10001 (movcc): Change first xfer to multi.
10002 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10003 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10004 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10005 config/mips/generic.md: Change reservations using "xfer" to use
10007 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10008 using match_operand.
10009 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10010 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10012 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10014 2007-03-22 Richard Henderson <rth@redhat.com>
10016 * config/i386/i386.c: Remove unnecessary function declarations.
10017 Move targetm definition, and all related macros, to the end of
10018 the file. Resort some functions to put definitions before uses.
10019 (ix86_attribute_table): Make static. Move to end of file.
10020 (ix86_gimplify_va_arg): Make static.
10022 2007-03-22 Richard Henderson <rth@redhat.com>
10024 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10025 don't increase local_regparm with force_align_arg_pointer check.
10026 (ix86_function_sseregparm): Assert 32-bit.
10027 (type_has_variadic_args_p): New.
10028 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10029 type_has_variadic_args_p.
10030 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10031 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10032 use memset instead. Do maybe_vaarg check first; skip attribute
10033 tests if true; skip attribute tests for 64-bit.
10034 (construct_container): Remove TARGET_DEBUG_ARG.
10035 (function_arg_advance_32, function_arg_advance_64): Split out ...
10036 (function_arg_advance): ... from here.
10037 (function_arg_32, function_arg_64): Split out ...
10038 (function_arg): ... from here.
10039 (ix86_pass_by_reference): Tidy.
10040 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10041 (function_value_32): New, from parts of ix86_function_value
10042 and ix86_value_regno.
10043 (function_value_64): New, from parts of ix86_function_value
10044 and ix86_libcall_value.
10045 (ix86_function_value_1): New.
10046 (ix86_function_value, ix86_libcall_value): Use it.
10047 (return_in_memory_32, return_in_memory_64): Split out ...
10048 (ix86_return_in_memory): ... from here.
10049 (ix86_struct_value_rtx): Skip for 64-bit.
10050 (ix86_libcall_value, ix86_value_regno): Remove.
10051 (setup_incoming_varargs_64): Split out ...
10052 (ix86_setup_incoming_varargs): ... from here.
10053 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10054 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10055 * config/i386/i386-protos.h (ix86_function_value): Remove.
10056 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10058 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10061 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10062 infinities not supported, otherwise emit warning if -Woverflow. On
10063 underflow, emit warning if -Woverflow.
10064 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10066 * real.h (real_from_string): Update declaration
10068 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10069 Richard Henderson <rth@redhat.com>
10071 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10072 * calls.c (compute_argument_block_size, expand_call,
10073 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10074 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10075 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10076 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10077 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10078 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10079 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10080 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10083 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10085 * c-incpath.c (add_sysroot_to_chain): New.
10086 (merge_include_chains): Add sysroot argument. Call
10087 add_sysroot_to_chain if sysrooted.
10088 (register_include_chains): Update call to merge_include_chains.
10089 * doc/cppopts.texi: Document use of '=' in include directory
10092 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10094 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10095 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10096 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10097 insn pattern using X87MODEF12 mode macro.
10099 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10101 * regmove.c (regmove_optimize): Use reg_mentioned_p
10102 instead of reg_overlap_mentioned_p for DST.
10104 2007-03-21 Mike Stump <mrs@apple.com>
10106 * c.opt: Fixup for Objective-C/C++.
10108 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10110 * explow.c (convert_memory_address): Fold memory reference when
10111 POINTERS_EXTEND_UNSIGNED < 0
10113 2007-03-21 Richard Henderson <rth@redhat.com>
10116 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10117 * config/i386/mmintrin.h (__m64): Likewise.
10118 * config/i386/xmmintrin.h (__m128): Likewise.
10120 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10122 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10123 (VXWORKS_OS_CPP_BUILTINS): Define.
10124 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10125 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10127 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10129 * rtl.h (constant_pool_reference_p): Delete.
10130 (find_constant_src): Declare.
10131 * rtlanal.c (find_constant_src): New function.
10132 * simplify-rtx.c (constant_pool_reference_p): Delete.
10133 * config/i386/i386.md: Use find_constant_src instead of
10134 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10136 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10138 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10139 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10141 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10143 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10144 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10145 (arm_elf_asm_constructor): Use it.
10146 (arm_elf_asm_destructor): New function.
10148 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10150 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10152 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10154 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10156 2007-03-19 Andrew Haley <aph@redhat.com>
10158 PR tree-optimization/31264
10159 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10160 VIEW_CONVERT_EXPRs.
10162 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10164 PR rtl-optimization/30907
10165 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10166 (fwprop_init): Always call loop_optimizer_initialize.
10167 (fwprop_done): Always call loop_optimizer_finalize.
10168 (fwprop): We always have loop info now.
10169 (gate_fwprop_addr): Remove.
10170 (pass_fwprop_addr): Use gate_fwprop as gate.
10172 PR rtl-optimization/30841
10173 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10174 df_chain_alloc): Call df_reorganize_refs unconditionally.
10175 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10176 refs_organized to refs_organized_size.
10177 (df_ref_create_structure): Use refs_organized_size instead of
10178 bitmap_size if refs had been organized, and keep refs_organized_size
10180 * df.h (struct df_ref_info): Change refs_organized to
10181 refs_organized_size.
10182 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10185 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10187 * except.c (output_function_exception_table): Do not reference the
10188 EH personality routine for functions that do not require an
10191 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10194 * c-typeck.c (convert_for_assignment): Call comptypes for
10195 RECORD_TYPE or UNION_TYPE.
10197 PR inline-asm/30505
10198 * reload1.c (reload): Do invalid ASM checking after
10199 cleanup_subreg_operands.
10201 2007-03-19 Jeff Law <law@redhat.com>
10203 * tree-cfg.c (find_taken_edge): Tighten conditions for
10204 optimizing computed gotos.
10206 2007-03-19 Michael Matz <matz@suse.de>
10208 * builtins.c (expand_builtin_sync_operation,
10209 expand_builtin_compare_and_swap,
10210 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10213 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10214 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10217 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10219 * doc/tm.texi: Add brackets around the return type of
10220 TARGET_SECONDARY_RELOAD.
10222 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10223 Richard Guenther <rguenther@suse.de>
10225 PR tree-optimization/31254
10226 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10227 Use handled_component_p () where appropriate. Continue
10228 propagating into the rhs if we propagated into an INDIRECT_REF
10231 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10233 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10234 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10235 (xde, xdee): Mode attributes adjusted to support DFP modes.
10236 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10237 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10238 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10239 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10240 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10241 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10242 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10244 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10245 "movsf"): Insn definitions removed.
10246 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10247 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10248 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10250 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10251 "reload_in<mode>", "reload_out<mode>"): Expander added.
10252 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10255 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10257 * config/s390/s390.md: Only non-functional changes. Renamed
10258 FPR mode macro to BFP all over the file.
10260 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10262 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10263 (op_type attribute): RRF instruction type added.
10264 (fT0): New mode attribute.
10265 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10266 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10267 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10268 instruction no secondary memory is needed when moving DFmode values
10269 between GPRs and FPRs.
10271 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10273 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10274 inverted and documentation adjusted.
10275 ("mhard-dfp", "msoft-dfp"): New options.
10276 * config/s390/s390.c (s390_handle_arch_option): New architecture
10278 (override_options): Sanity checks for the new options added.
10279 * config.gcc: New architecture switch: z9-ec.
10280 * config/s390/s390.h (processor_flags): PF_DFP added.
10281 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10282 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10283 when the bit is NOT set so remove it from the defaults.
10285 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10287 * genemit.c (main): Print include statement for dfp.h.
10288 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10291 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10293 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10295 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10298 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10299 instead of PATTERN.
10301 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10303 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10304 attr_length_call, output_call, output_indirect_call): Cleanup
10305 formatting of targetm calls.
10307 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10309 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10311 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10313 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10314 reservation, bypass and anti-bypass descriptions for these
10315 instructions. Update move patterns.
10316 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10319 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10321 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10322 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10323 (get_initial_def_for_reduction): Likewise.
10325 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10327 Fix PR tree-optimization/29922
10328 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10329 (get_representative): Removed.
10330 (value_dies_in_block_x): Update for rvuse removal.
10331 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10332 (compute_antic_aux): Handle when PHI nodes appear in
10333 non-single-successors.
10334 (dump_bitmap_of_names): Removed.
10335 (compute_antic_safe): Renamed and removed rvuse calculation.
10336 Calculate only antic safe.
10337 (insert_into_preds_of_block): Remove assert.
10338 (execute_pre): Update for renamed functions.
10339 (defer_or_phi_translate_block): New function.
10341 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10343 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10344 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10346 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10347 Follow spelling conventions.
10349 * tree-data-ref.h: Remove the prototype for analyze_array.
10351 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10353 PR tree-optimization/31041
10354 * tree-vect-transform.c (get_initial_def_for_induction): Call
10355 force_gimple_operand.
10357 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10359 * ipa-type-escape.c (look_for_casts) : Revert code to use
10360 handled_component_p due to ada test a-numaux.adb.
10362 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10364 * final.c (final_scan_insn): Alter the condition of a
10365 conditional trap if we have nonstandard CC.
10367 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10369 * configure.ac: Remove excess quoting from asm line 0 test.
10370 * configure: Rebuilt.
10372 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10374 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10375 * c-common.c (convert_and_check): Move warning logic to...
10376 (warnings_for_convert_and_check): ...here. Define.
10377 * c-common.h (warnings_for_convert_and_check): Declare.
10379 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10381 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10382 (output_call): Likewise.
10384 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10386 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10388 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10390 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10392 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10394 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10395 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10397 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10399 PR tree-optimization/31183
10400 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10401 Use double_int instead of unsigned int for representing access_strides.
10402 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10404 2007-03-16 Richard Guenther <rguenther@suse.de>
10406 PR tree-optimization/31146
10407 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10408 to allow recursion of forward_propagate_addr_expr.
10409 (forward_propagate_addr_into_variable_array_index): Likewise.
10410 (forward_propagate_addr_expr): Likewise.
10411 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10412 (forward_propagate_addr_expr_1): Recurse on simple copies
10413 instead of propagating into them. Do so for useless conversions
10415 (forward_propagate_addr_expr): Clean up unused statements after
10418 2007-03-16 Richard Guenther <rguenther@suse.de>
10420 * builtins.c (expand_builtin_cexpi): Use the right argument
10421 for the expansion via cexp.
10423 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10425 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10426 * configure: Rebuilt.
10428 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10431 * dwarf2out.c (force_type_die): Adjust comment.
10432 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10434 2007-03-15 DJ Delorie <dj@redhat.com>
10436 * config/frv/predicates.md (minmax_operator): Don't check operands
10439 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10441 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10442 Update constant estimates of number of iterations.
10443 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10444 argument renamed to "realistic".
10445 (compute_estimated_nb_iterations): Removed.
10446 (record_niter_bound): New function.
10447 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10448 call record_nonwrapping_iv with upper = false.
10449 (infer_loop_bounds_from_signedness): Pass upper argument to
10450 record_nonwrapping_iv.
10451 (estimate_numbers_of_iterations_loop): Do not call
10452 compute_estimated_nb_iterations. Record estimate based on profile
10453 information. Initialize the constant estimates of number of
10455 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10457 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10458 number of iterations is too small.
10459 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10460 (EST_NOT_AVAILABLE): Removed.
10461 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10462 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10465 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10467 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10468 Handle NE_EXPR guards.
10470 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10473 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10474 Set also -pedantic-errors by default for the preprocessor unless
10475 -fpermissive is given.
10477 2007-03-15 Richard Guenther <rguenther@suse.de>
10479 PR middle-end/29719
10480 PR middle-end/31161
10481 * builtins.c (expand_builtin_cexpi): As a fallback if we
10482 don't have builtins for sincos or cexp create a function
10483 declaration for cexp and expand to a call to that.
10484 (expand_builtin_int_roundingfn): Always fall
10485 back to floor/ceil and its variants even if they may be
10488 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10490 PR middle-end/31159
10491 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10492 jump tables, move the call to delete_dead_jumptables from here...
10493 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10494 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10495 don't allow merging of blocks that try_redirect_by_replacing_jump
10496 also does not handle when not optimizing.
10498 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10499 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10501 * config/i386/i386.md (x86_sahf_1): Correctly handle
10504 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10507 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10508 x86_64_general_operand as operand[2] predicate. Remove "iF"
10509 from operand constraints and use "e" constraint instead.
10510 (*subti3_1, *subti3_1 splitter): Ditto.
10511 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10512 operand[1] predicate.
10514 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10516 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10517 arrays, multiply the access strides by the size of the sub-array.
10518 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10520 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10522 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10523 the configured assembler supports the sahf mnemonic.
10524 * configure: Regenerate.
10525 * config.in: Regenerate.
10527 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10528 emit "sahf" or ".byte\t0x9e" as asm template.
10530 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10533 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10534 option to replace hard coded TARGET_xxx in md file.
10535 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10536 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10537 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10538 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10539 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10540 (X86_TUNE_NOT_VECTORMODE): Ditto.
10541 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10542 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10543 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10544 (TUNE_SLOW_IMUL_IMM8): Ditto.
10545 (TUNE_MOVE_M1_VIA_OR): Ditto.
10546 (TUNE_NOT_UNPAIRABLE): Ditto.
10547 (TUNE_NOT_VECTORMODE): Ditto.
10549 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10552 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10553 tuning options instead of hard coded TARGET_xxx.
10554 (fix ssemode peephole2's): Ditto.
10555 (imul peephole2's): Ditto.
10557 (movdi_or_rex64): Ditto.
10558 (move peephole2): Ditto.
10559 (not peephole2's): Ditto.
10561 2007-03-14 Dirk Mueller <dmueller@suse.de>
10563 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10564 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10565 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10567 * c-parser.c (c_parser_do_statement): Warn about empty body in
10568 do/while statement.
10569 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10570 * doc/invoke.texi (-Wempty-body): Update documentation.
10572 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10575 * c-common.h (warn_for_div_by_zero): Declare.
10576 * c-common.c (warn_for_div_by_zero): Define.
10577 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10580 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10582 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10583 to PREFIX and STANDARD_PREFIX.
10585 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10586 Phil Edwards <phil@codesourcery.com>
10588 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10589 (__gthread_once_t): Remove busy field for RTPs.
10590 (__GTHREAD_ONCE_INIT): Update accordingly.
10592 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10594 * doc/invoke.texi: Document VxWorks options.
10596 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10598 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10600 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10602 PR tree-optimization/30590
10603 * tree-nrv.c (tree_nrv): Check for the partial update of the
10606 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10608 * flags.h (flag_random_seed): Remove declaration, in favor of...
10609 * toplev.h (get_random_seed, set_random_seed): ... these.
10610 * tree.c (get_file_function_name): Use the former.
10611 * opts.c (common_handle_option): Use the latter.
10614 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10616 PR middle-end/31127
10617 * cse.c (cse_find_path): Do not bail out if a basic block that
10618 we already visited now becomes part of a path that starts at a
10619 different basic block. Just disallow this, to make sure we
10620 visit each basic block at most once.
10622 2007-03-13 Jan Hubicka <jh@suse.cz>
10624 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10625 attributes, when profile esitmate is present, calls with very low
10626 frequency are cold.
10628 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10630 PR tree-optimization/30730
10631 PR tree-optimization/26900
10632 * tree-ssa-loop-niter.c: Include gmp.h.
10633 (bounds): New type.
10634 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10635 split_to_var_and_offset, determine_value_range,
10636 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10637 bound_difference, bounds_add, bounds_negate,
10638 number_of_iterations_ne_max, dump_affine_iv): New functions.
10639 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10640 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10641 difference of initial and final value of control iv to validate
10643 (number_of_iterations_cond): Add loop parameter. Determine bounds
10644 on the difference of the extremes of the control iv. Add dumps.
10645 (expand_simple_operations): Handle phi nodes.
10646 (simplify_using_initial_conditions): Do not record used conditions.
10647 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10648 Do not set additional_info.
10649 (implies_nonnegative_p, implies_ge_p): Removed.
10650 (derive_constant_upper_bound): Do not use parameter `additional'.
10651 (record_estimate): Parameter `additional' removed. Parameter
10652 `i_bound' added. Do not call derive_constant_upper_bound.
10653 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10654 bound the number of iterations estimate.
10655 (estimate_numbers_of_iterations_loop): Pass the estimate from
10656 the number of iterations analysis to record_estimate.
10657 * tree.h (multiple_of_p): Declare.
10658 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10659 (scev_const_prop): Do not check expression_expensive_p.
10660 * fold-const.c (multiple_of_p): Exported.
10661 * double-int.c (double_int_mask): Exported.
10662 * double-int.h (double_int_mask): Declare.
10663 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10664 field. Added max field.
10666 2007-03-13 David Taylor <taylor@candd.org>
10669 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10672 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10675 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10676 two unamed patterns.
10678 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10680 * config/i386/i386.opt (mcx16, msahf): New options.
10681 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10682 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10684 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10685 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10686 Output -mcx16 and -msahf options when corresponding bit is set.
10688 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10689 and -msahf options.
10691 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10693 * configure.ac: Test for assembler tolerance to # 0 "".
10694 * configure, config.in: Rebuilt.
10695 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10697 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10699 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10701 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10702 (handle_syscall): Handle direct system calls.
10703 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10705 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10707 * doc/invoke.texi: Fix cpp.info cross-reference.
10708 * doc/passes.texi: Fix gcc.info cross-reference.
10710 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10712 PR tree-optimization/30835
10713 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10714 bb_for_stmt is not NULL before accessing it.
10716 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10718 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10721 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10724 * doc/install.texi: Document --enable-stage1-languages
10726 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10728 * tree-pass.h (pass_into_cfg_layout_mode,
10729 pass_outof_cfg_layout_mode): Declare.
10730 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10731 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10732 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10733 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10735 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10737 * c-decl.c (warn_variable_length_array): New function.
10738 Refactored from grokdeclarator to handle warn_vla
10739 and handle unnamed array case.
10740 (grokdeclarator): Refactored VLA warning case.
10741 * c.opt (Wvla): New flag.
10742 * doc/invoke.texi (Wvla): New warning.
10744 2007-03-12 Richard Henderson <rth@redhat.com>
10746 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10747 (TARGET_SECTION_TYPE_FLAGS): New.
10749 2007-03-12 Richard Henderson <rth@redhat.com>
10751 * config/darwin.c (machopic_reloc_rw_mask): New.
10752 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10753 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10755 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10757 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10758 * cppdefault.h (cpp_PREFIX): Document.
10759 (cpp_PREFIX_len): Likewise.
10760 (cpp_EXEC_PREFIX): New variable.
10761 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10762 * c-incpath.c (add_standard_paths): Correct logic for relocating
10763 paths within prefix.
10765 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10767 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10768 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10770 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10771 fix_truncdfdi_sse using SSEMODEF mode macro.
10772 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10773 fix_truncdfsi_sse using SSEMODEF mode macro.
10774 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10775 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10777 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10779 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10780 elfos.h to tm_file.
10782 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10784 * tree.h : Add multiple_of_p declaration.
10785 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10786 * ipa-type-escape.c (results_of_malloc): Redundant.
10787 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10788 (cast_type): Extended with new members.
10789 (check_cast): Returns cast_type.
10790 (cast): New structure for data of walk_use_def_chains.
10791 (is_malloc_result, is_cast_from_non_pointer_1,
10792 is_cast_from_non_pointer,
10793 is_array_access_through_pointer_and_index): New functions.
10794 (look_for_casts): Returns cast types.
10795 (check_call): Returns void.
10796 (okay_pointer_operation): Use support of pointer plus index,
10797 pointer plus constant and allow all multiplications.
10799 2007-03-11 Richard Guenther <rguenther@suse.de>
10801 PR tree-optimization/31115
10802 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10803 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10804 A shift count of zero is not special as with *_DIV_EXPR.
10805 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10808 2007-03-11 Ian Lance Taylor <iant@google.com>
10810 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10811 the *_DIV_EXPR codes correctly with overflow infinities.
10813 2007-03-11 Ira Rosen <irar@il.ibm.com>
10815 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10816 indicate success/failure of the analysis. Add negation to subtrahend
10817 in case of subtraction. Fail if both operands contain constants.
10818 (create_data_ref): Fail if analyze_offset fails.
10820 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10822 * config/i386/i386.md (frndintxf2): Rename to ...
10823 (rintxf2): ... this. Remove expander having same name.
10824 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10825 (roundsf2, rounddf2): Ditto.
10826 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10827 (lround<mode>di2, lround<mode>si2): Ditto.
10829 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10831 * lower-subreg.c: Include except.h.
10832 (decompose_multiword_subregs): Verify that the only control flow
10833 insns we can split are loads to multi-words pseudos.
10834 Handle breaking such blocks after splitting, instead of calling
10835 find_many_sub_basic_blocks.
10837 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10838 on the new basic block. Add a lengthy comment explaining why we
10839 thought this was necessary.
10840 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10842 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10845 * tree.c (walk_type_fields): Recurse into the element type of
10846 ARRAY_TYPEs if there is a pointer set.
10848 2007-03-10 Dirk Mueller <dmueller@suse.de>
10850 * c-common.c (warn_logical_operator): Fix condition.
10852 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10854 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10856 * config/darwin.c (machopic_select_section): Remove superfluous
10857 argument in call to categorize_decl_for_section. Remove unused
10860 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10862 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10864 * configure: Regenerate.
10866 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10869 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10870 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10871 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10872 Add LABEL_NUSES to emitted label.
10873 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10874 branch probability value to emitted jump insn.
10875 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10876 Do not check life information and do not re-arrange input operands
10877 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10879 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10881 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10882 the change of decode_asm_operands.
10884 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10886 * mode-switching.c (create_pre_exit): Skip blockage insn.
10888 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10890 * tree-pass.h (TODO_update_smt_usage): Remove.
10892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10896 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10898 * pa.c (attr_length_call): Revise condition for long
10899 pc-relative branch.
10900 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10901 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10902 sequence on SOM target.
10904 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10906 * gcc.c: Document %{, in big comment at top.
10907 (input_suffix_matches): Remove special handling for .s and
10909 (input_spec_matches): New.
10910 (handle_braces): Handle %{,.
10911 (validate_switches): ',' indicates a value which is not a switch.
10912 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10913 to detect assembler input.
10914 * config/i386/sol2.h (CPP_SPEC): Likewise.
10915 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10916 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10917 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10918 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10919 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10920 -m64 causes deployment target to default to 10.5.
10921 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10923 2007-03-09 Richard Henderson <rth@redhat.com>
10926 * target.h (targetm.asm.out.reloc_rw_mask): New.
10927 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10928 (TARGET_ASM_OUT): Use it.
10929 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10930 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10931 use the new reloc_rw_mask target hook instead.
10932 (default_section_type_flags_1): Merge into...
10933 (default_section_type_flags): ... here.
10934 (decl_readonly_section_1): Merge into...
10935 (decl_readonly_section): ... here.
10936 (default_elf_select_section_1): Merge into...
10937 (default_elf_select_section): ... here.
10938 (default_unique_section_1): Merge into...
10939 (default_unique_section): ... here.
10940 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10941 (default_select_rtx_section): Use it.
10942 (default_elf_select_rtx_section): Likewise.
10943 * output.h: Update to match.
10944 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10945 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10946 (TARGET_ASM_RELOC_RW_MASK): New.
10947 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10948 to categorize_decl_for_section.
10949 (x86_64_elf_unique_section): Likewise.
10950 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10951 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10952 (TARGET_ASM_RELOC_RW_MASK): New.
10953 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10954 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10955 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10956 (TARGET_RWRELOC): Remove.
10957 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10958 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10959 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10960 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10961 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10962 (rs6000_xcoff_select_section): Use decl_readonly_section.
10963 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10964 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10965 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10966 (TARGET_SECTION_TYPE_FLAGS): Remove.
10967 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10969 2007-03-09 Roger Sayle <roger@eyesopen.com>
10971 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10972 complex constant equality/inequality comparisons for here.
10973 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10974 known at compile-time or can be simplified to a scalar comparison.
10975 (fold_relational_const): Move compile-time evaluation of complex
10976 constant equality/inequality comparisons to here.
10978 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10980 PR rtl-optimization/30643
10981 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10983 (fold_rtx): Recurse, like before 2006-11-03.
10985 2007-03-09 DJ Delorie <dj@redhat.com>
10987 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10990 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10992 PR tree-optimization/30375
10993 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10994 LHS of statements is not the same.
10995 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10997 2007-03-09 Chao-ying Fu <fu@mips.com>
10999 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11001 * doc/invoke.texi (-mdspr2): Document new option.
11002 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11003 New unspec for DSP REV 2.
11004 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11005 these instructions are extended in DSP REV 2.
11006 (mips-dspr2.md): Include.
11007 * config/mips/mips.opt (mdspr2): New option.
11008 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11009 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11010 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11011 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11012 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11013 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11014 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11016 (bdesc_map): Add one field of unsupported_target_flags.
11017 (bdesc_arrays): Update entries to have extra fields. Add
11019 (mips_init_builtins): Initialize new function types.
11020 Check unsupported_target_fileds to filter out builtins.
11021 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11023 (ASM_SPEC): Pass mdspr2 to the assembler.
11024 * config/mips/mips-dspr2.md: New file.
11026 2007-03-09 Sa Liu <saliu@de.ibm.com>
11028 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11030 2007-03-09 Ian Lance Taylor <iant@google.com>
11032 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11033 argument) like -Wstrict-overflow=2.
11034 * doc/invoke.texi (Warning Options): Update documentation.
11036 2007-03-09 Dirk Mueller <dmueller@suse.de>
11039 * doc/invoke.texi (-Wlogical-op): Document.
11040 * common.opt (-Wlogical-op): New.
11041 * c-common.h (warn_logical_operator): Declare.
11042 * c-common.c (warn_logical_operator): Define.
11043 * c-typeck.c (parser_build_binary_op): Call
11044 warn_logical_operator.
11046 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11048 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11049 * final.c (final_scan_insn): Test for non-"" file name.
11051 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11053 * doc/loop.texi: Document the Omega linear constraints solver.
11054 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11055 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11056 omega-hash-table-size, omega-max-keys, and
11057 omega-eliminate-redundant-constraints.
11058 * tree-pass.h (pass_check_data_deps): Declared.
11061 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11062 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11063 pass_check_data_deps): New.
11064 * tree-data-ref.c (init_data_ref): Remove declaration.
11065 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11066 (analyze_array): Renamed init_array_ref, move up initializations.
11067 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11068 Removed arguments that are set to NULL.
11069 (analyze_indirect_ref): Correct indentation, correct call to
11071 (object_analysis): Call init_array_ref instead of analyze_array.
11072 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11073 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11074 of DR_ACCESS_FNS_ADDR.
11075 (init_omega_eq_with_af, omega_extract_distance_vectors,
11076 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11077 ddr_consistent_p): New.
11078 (compute_affine_dependence): Check consistency of ddrs when
11079 flag_check_data_deps is passed.
11080 (analyze_all_data_dependences): Uncomment.
11081 (tree_check_data_deps): New.
11082 * tree-data-ref.h: Include omega.h.
11083 (DR_ACCESS_FNS_ADDR): Removed.
11084 (data_dependence_relation): Add inner_loop.
11085 (DDR_INNER_LOOP): New.
11086 * common.opt (fcheck-data-deps): New.
11087 * tree-flow.h (tree_check_data_deps): Declare.
11088 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11089 (OBJS-common): Depend on omega.o.
11091 * passes.c (pass_check_data_deps): Scheduled.
11092 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11093 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11094 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11095 PARAM_VECT_MAX_VERSION_CHECKS,
11096 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11098 2007-03-09 Richard Guenther <rguenther@suse.de>
11100 PR tree-optimization/30904
11101 PR middle-end/31058
11102 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11103 the same way as *_DIV_EXPR.
11105 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11107 * recog.c (decode_asm_operands): No mixed declarations and code.
11109 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11111 * rtl.def (ASM_INPUT): Add location.
11112 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11113 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11114 (decode_asm_operands): Add loc operand.
11115 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11116 * stmt.c (expand_asm): Rename to...
11117 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11118 gen_rtx_ASM_INPUT_loc.
11119 (expand_asm_expr): Adjust.
11120 * recog.c (decode_asm_operands): Add loc operand.
11121 (check_asm_operands, extract_insn): Adjust.
11122 * reload1.c (maybe_fix_stack_asms): Likewise.
11123 * final.c (asm_insn_count): Likewise.
11124 (final_scan_insn): Output # line before and after asm.
11126 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11128 * tree-ssa-structalias.c (variable_info): Remove
11130 (new_var_info): Ditto.
11131 (shared_bitmap_info_t): New structure.
11132 (shared_bitmap_table): New variable.
11133 (shared_bitmap_hash): New function.
11134 (shared_bitmap_eq): Ditto
11135 (shared_bitmap_lookup): Ditto.
11136 (shared_bitmap_add): Ditto.
11137 (merge_smts_into): Change to take bitmap directly.
11138 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11139 (init_alias_vars): Init shared bitmap hashtable.
11140 (delete_points_to_sets): Delete shared bitmap hashtable.
11141 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11142 is_aliased removal as a change that was still necessary was
11145 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11147 * config/i386/i386.h (override_options): Conditionally disable
11148 x86_sahf for 64bit targets only.
11150 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11153 * c-decl.c (merge_decls): Don't call make_var_volatile.
11154 * varasm.c (make_var_volatile): Remove.
11155 * output.h (make_var_volatile): Remove.
11157 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11159 PR tree-optimization/31085
11160 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11162 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11164 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11165 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11166 ATTR_CONST_NOTHROW_LIST.
11168 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11171 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11173 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11175 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11178 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11180 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11181 passed, use shared libgcc.
11183 2007-03-08 Roger Sayle <roger@eyesopen.com>
11185 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11186 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11187 (honor_protect_cleanup_actions, lower_try_finally_switch):
11189 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11190 ifc_temp_var): Likewise.
11191 * tree-inline.c (setup_one_parameter): Likewise.
11192 * tree-mudflap.c (mf_decl_cache_locals,
11193 mf_build_check_statement_for): Likewise.
11194 * tree-nested.c (init_tmp_var, save_tmp_var,
11195 finalize_nesting_tree_1): Likewise.
11196 * tree-outof-ssa.c (insert_copy_on_edge,
11197 insert_backedge_copies): Likewise.
11198 * tree-profile.c (tree_gen_edge_profiler,
11199 tree_gen_ic_profiler): Likewise.
11200 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11201 * tree-sra.c (sra_build_assignment): Likewise.
11202 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11203 * tree-ssa-math-opts.c (insert_reciprocals,
11204 execute_cse_sincos_1): Likewise.
11205 * tree-tailcall.c (adjust_accumulator_values,
11206 adjust_return_value): Likewise.
11207 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11208 * tree-vect-transform.c (vect_create_data_ref_ptr,
11209 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11210 vect_create_epilog_for_reduction, vectorizable_reduction,
11211 vectorizable_call, vectorizable_conversion,
11212 vectorizable_assignment, vectorizable_operation,
11213 vectorizable_type_demotion, vect_gen_widened_results_half,
11214 vect_permute_store_chain, vectorizable_store,
11215 vect_setup_realignment, vect_permute_load_chain,
11216 vectorizable_load, vectorizable_condition,
11217 vect_create_cond_for_align_checks): Likewise.
11218 * tree-vrp.c (build_assert_expr_for): Likewise.
11220 2007-03-08 Ian Lance Taylor <iant@google.com>
11222 * tree-vrp.c: Include "intl.h".
11223 (usable_range_p): New static function.
11224 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11225 overflowed values, juts set *strict_overflow_p.
11226 (compare_values): Only return -2 if one of the operands is not a
11228 (compare_ranges): Call usable_range_p.
11229 (compare_range_with_value): Likewise.
11230 (vrp_evaluate_conditional_warnv): Rename from
11231 vrp_evaluate_conditional. Make static. Change all callers.
11232 (vrp_evaluate_conditional): New function.
11233 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11234 on signed overflow.
11235 (simplify_abs_using_ranges): Likewise.
11236 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11237 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11238 within_stmt parameter.
11239 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11240 vrp_evaluate_conditional.
11241 * tree-ssa-threadedge.c
11242 (record_temporary_equivalences_from_stmts_at_dest): Change
11243 simplify parameter to take a second tree parameter.
11244 (simplify_control_stmt_condition): Likewise.
11245 (thread_across_edge): Likewise.
11246 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11247 (thread_across_edge): Likewise.
11248 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11250 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11252 * config/i386/i386.h (TARGET_SAHF): New define.
11253 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11254 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11255 (x86_sahf): New global variable.
11256 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11257 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11258 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11259 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11261 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11262 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11263 when expanding fcomi/sahf based tests.
11264 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11265 expanding sahf based alternative. Emit sahf based sequence when
11266 optimizing for code size.
11267 * config/i386/i386.md (x86_sahf_1): Do not disable for
11268 TARGET_64BIT, enable for TARGET_SAHF.
11270 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11272 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11273 spurious whitespace from error message.
11275 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11278 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11280 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11282 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11284 * tree-sra.c (instantiate_element): Propagate disabled warnings
11285 from the element itself to the created variable.
11287 2007-03-07 Richard Henderson <rth@redhat.com>
11290 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11291 silently fix up the stack in the case of a missing register.
11293 2007-03-07 Paul Brook <paul@codesourcery.com>
11295 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11297 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11299 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11301 (phase1_vrs): Use them.
11302 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11303 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11304 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11305 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11306 __gnu_Unwind_Restore_WMMXC if required.
11307 (_Unwind_VRS_Pop): Implement iWMMXt support.
11308 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11309 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11310 gnu_Unwind_Save_WMMXC): Define.
11312 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11314 * config/vxworks.h (vxworks_override_options): Declare.
11315 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11316 * config/vxworks.c: Include target.h and toplev.h.
11317 (vxworks_override_options): New function.
11318 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11320 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11322 * config/s390/s390.c (override_options): Don't emit an error when
11323 -mstack-size is used without providing -mstack-guard.
11324 (s390_emit_prologue): Choose stack_guard value automatically if not
11325 provided via command line.
11326 * doc/invoke.texi: Adjust description of -mstack-guard and
11329 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11331 * config/i386/i386.c (output_set_got): Add a GOT initialization
11332 sequence for VxWorks PIC.
11333 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11334 around labels as well as symbols. Use gotoff_operand instead
11335 of local_symbolic_operand.
11336 (legitimize_pic_address): Use gotoff_operand instead of
11337 local_symbolic_operand. Use @GOT accesses for labels as
11339 (ix86_output_addr_diff_elt): Use PC-relative rather than
11340 GP-relative offsets for VxWorks PIC.
11341 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11342 no_new_pseudos. Check whether the returned register is op0.
11343 * config/i386/i386.md (tablejump): Use PC-relative rather than
11344 GP-relative offsets for VxWorks PIC.
11345 * config/i386/predicates.md (gotoff_operand): New predicate.
11347 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11349 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11351 * config/vxworks-dummy.h: New file.
11352 * config/i386/i386.h: Include it.
11354 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11356 * dwarf2out.c (is_inlined_entry_point): New
11357 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11358 DW_AT_ranges if the first subblock is the entry point.
11360 2007-03-06 David Daney <ddaney@avtrex.com>
11362 * doc/install.texi (mips-*-*): Change recommended binutils
11365 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11367 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11368 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11370 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11371 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11373 2007-03-06 Jan Hubicka <jh@suse.cz>
11375 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11376 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11378 (probably_cold_bb_p): Cold functions are cold.
11379 (probably_never_executed_bb_p): Cold functions are cold.
11380 (tree_bb_level_predictions): Predict calls to cold functions as not
11382 (compute_function_frequency): Check hot/cold attributes.
11383 * function.h (function_frequency): Update comments.
11384 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11385 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11386 (c_common_att): Add cold and hot.
11388 * doc/extend.texi (hot,cold attributes): Document.
11390 2007-03-06 Andrew Haley <aph@redhat.com>
11392 * function.c (expand_function_end): Move blockage to just after we
11393 emit the label for the naked return from the function.
11395 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11397 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11400 2007-03-06 Jan Hubicka <jh@suse.cz>
11402 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11403 loaded for constant large models. Non-large 64bit PIC can do.
11404 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11405 * cmodel.h: Add LARGE PIC.
11406 * i386.md (UNSPEC_PLTOFF): New.
11407 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11409 (*call_1_rex64): Disable for large models.
11410 (*call_1_rex64_large): New.
11411 (*call_value_1_rex64): Disable for large models.
11412 (*call_value_1_rex64_large): New.
11413 (set_rip_rex4): New.
11414 (set_got_offset_rex64): New.
11415 * predicates.md (constant_call_address_operand): For large model
11416 constant calls are not possible.
11417 * i386-protos.h (construct_plt_address): Declare.
11418 * i386.c (override_options): Accept large models.
11419 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11420 (legitimate_constant_p): Add new UNSPECs.
11421 (legitimate_pic_operand_p): Likewise.
11422 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11423 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11425 (output_pic_addr_const): Add PLTOFF.
11426 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11427 (ix86_expand_move): Legitimize pic address when in PIC mode.
11428 (construct_plt_address): New function.
11429 (ix86_expand_call): Offload the address to register and use GOT
11430 pointer for large model.
11431 * invoke.texi (mcmodel=large): Update documentation.
11433 2007-03-06 Richard Henderson <rth@redhat.com>
11435 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11436 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11437 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11438 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11439 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11440 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11441 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11442 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11443 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11444 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11445 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11446 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11447 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11448 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11449 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11450 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11451 x86_schedule, x86_use_bt, x86_pad_returns,
11452 x86_use_xchgb): Merge into ...
11453 (ix86_tune_features): ... here. New array.
11454 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11455 x86_bswap): Merge into ...
11456 (ix86_arch_features): ... here. New array.
11457 (x86_3dnow_a): Remove.
11458 (x86_accumulate_outgoing_args): Make static.
11459 (x86_arch_always_fancy_math_387): Make static.
11460 (ix86_tune_mask, ix86_arch_mask): Move ...
11461 (override_options): ... to local variables here. Apply the
11462 appropriate mask to each element of ix86_arch_features and
11463 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11464 as were done in the old macros.
11465 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11466 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11467 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11468 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11469 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11470 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11471 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11472 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11473 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11474 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11475 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11476 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11477 x86_accumulate_outgoing_args, x86_prologue_using_move,
11478 x86_epilogue_using_move, x86_decompose_lea,
11479 x86_arch_always_fancy_math_387, x86_shift1,
11480 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11481 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11482 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11483 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11484 x86_use_incdec, x86_pad_returns, x86_bswap,
11485 x86_partial_flag_reg_stall): Remove.
11486 (enum ix86_tune_indices): New.
11487 (ix86_tune_features): New.
11488 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11489 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11490 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11491 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11492 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11493 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11494 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11495 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11496 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11497 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11498 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11499 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11500 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11501 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11502 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11503 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11504 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11505 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11506 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11507 TARGET_EXT_80387_CONSTANTS): Use it.
11508 (enum ix86_arch_indices): New.
11509 (ix86_arch_features): New.
11510 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11511 TARGET_BSWAP): Use it.
11512 (ix86_tune_mask, ix86_arch_mask): Remove.
11514 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11517 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11518 Define using $${sysroot_headers_suffix}.
11519 * configure: Regenerate.
11520 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11521 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11523 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11524 * gcc.c (print_sysroot_headers_suffix): New.
11525 (option_map): Include --print-sysroot-headers-suffix.
11526 (display_help): Mention -print-sysroot-headers-suffix.
11527 (process_command): Handle -print-sysroot-headers-suffix.
11528 (do_spec_1): Append multilib directory to include-fixed path if
11529 sysroot suffixes in use.
11530 (main): Handle -print-sysroot-headers-suffix.
11531 * Makefile.in (start.encap): Don't depend on xlimits.h
11532 (xlimits.h): Remove.
11533 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11534 limits.h for each multilib in fixinc_list.
11535 (fixinc_list, s-fixinc_list): New.
11536 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11537 generate them for each multilib in fixinc_list.
11538 (stmp-fixproto): Use include-fixed. Run fixproto for each
11539 multilib in fixinc_list.
11540 (mostlyclean): Don't remove xlimits.h.
11541 (clean): Remove include-fixed.
11542 (real-install-headers-tar, real-install-headers-cpio,
11543 real-install-headers-cp): Don't copy include, only include-fixed.
11544 (install-mkheaders): Depend on fixinc_list. Don't depend on
11545 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11546 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11547 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11549 2007-03-06 Jan Hubicka <jh@suse.cz>
11551 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11554 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11556 * configure.ac: Allow tm_file to contain build-directory files.
11557 * configure: Regenerate.
11558 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11559 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11560 * config/m68k/print-sysroot-suffix.sh: New file.
11562 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11564 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11565 of pic_offset_table_rtx if reload_completed.
11566 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11567 PIC_OFFSET_TABLE_REGNUM.
11568 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11570 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11571 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11573 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11575 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11576 functions that call eh_return.
11578 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11580 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11581 functions that need a constant pool.
11583 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11586 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11587 (m68k_preferred_reload_class): Likewise.
11588 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11589 (SECONDARY_RELOAD_CLASS): Define.
11590 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11591 (LIMIT_RELOAD_CLASS): Delete.
11592 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11593 registers from storing bytes.
11594 (m68k_secondary_reload_class): New function.
11595 (m68k_preferred_reload_class): Likewise.
11597 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11599 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11601 (m68k_expand_prologue): Likewise.
11603 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11605 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11606 (mips_expand_epilogue): Add a bool parameter.
11607 (m68k_legitimize_sibcall_address): Declare.
11608 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11609 (m68k_expand_epilogue): Add a parameter to select between sibling
11610 and normal epilogues. Only generate a return for the latter.
11611 (m68k_ok_for_sibcall_p): New function.
11612 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11613 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11614 (sibcall_value, *sibcall_value): Likewise.
11615 (*call, *call_value): Require !SIBLING_CALL_P.
11616 (epilogue): Update call to m68k_expand_epilogue.
11617 (sibcall_epilogue): New pattern.
11618 * config/m68k/predicates.md (const_call_operand): Say that this
11619 predicate applies to sibling calls too.
11620 (sibcall_operand): New predicate.
11622 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11624 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11625 alternatives as movsi_cf.
11626 (movsf_cf_hard): Add commentary.
11628 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11629 Richard Sandiford <richard@codesourcery.com>
11631 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11632 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11633 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11634 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11635 as being live on exit from an interrupt function.
11636 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11637 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11638 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11639 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11640 (m68k_interrupt_function_p): Globalize.
11641 (m68k_compute_frame_layout): Remove reverse mask code.
11642 (m68k_emit_movem, m68k_set_frame_related): New functions.
11643 (m68k_output_function_prologue): Delete in favor of...
11644 (m68k_expand_prologue): ...this new function.
11645 (m68k_output_function_epilogue): Delete in favor of...
11646 (m68k_expand_epilogue): ...this new function.
11647 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11649 (print_operand): Handle %?.
11650 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11651 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11652 (prologue, epilogue): New patterns.
11653 (return): Turn into a define_expand.
11654 (*return): New pattern, derived from old "return" pattern. Use rte
11655 rather than rts for interrupt functions. Only use rtd if the pop
11657 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11658 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11659 (link, *link, unlink, *unlink, load_got): Likewise.
11661 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11665 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11666 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11667 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11668 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11669 and m68k_matches_u_p.
11670 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11671 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11672 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11673 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11674 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11675 (REG_STRICT_P): New macro.
11676 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11677 PCREL_GENERAL_OPERAND_OK.
11678 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11679 m68k_legitimate_base_reg_p.
11680 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11681 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11682 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11683 * config/m68k/m68k.c (m68k_address): New structure.
11684 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11685 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11686 (m68k_jump_table_ref_p, m68k_decompose_address)
11687 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11688 (m68k_matches_u_p): New functions.
11689 (print_operand_address): Rewrite to use m68k_decompose_index.
11691 2007-03-05 David Taylor <dtaylor@emc.com>
11693 * gcc.c: Correct copyright date in --version output.
11695 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11697 * pa.md: In unamed move patterns, disparge copies between general
11698 and floating point registers using '?' modifier. Don't include 'f'
11699 constraint for register preferences in DImode, SImode, HImode and
11700 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11701 Remove constraints for copies between general and floating registers
11702 in soft-float DFmode pattern.
11703 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11707 2007-03-05 Mike Stump <mrs@apple.com>
11709 * c-common.c (targetcm): Add.
11710 * c-opts.c (c_common_handle_option): Handle language specific
11712 * opts.c (handle_option): Verify language for target options, if
11714 * opth-gen.awk: Add CL_LANG_ALL.
11715 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11716 (TARGETCM_INITIALIZER): Add.
11717 * target.h (struct gcc_targetcm): Add.
11719 * targhooks.c (default_handle_c_option): Add.
11720 * targhooks.h (default_handle_c_option): Add.
11721 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11723 * config/darwin.opt (iframework): Add.
11724 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11725 * config/darwin-c.c (handle_c_option): Add.
11726 (TARGET_HANDLE_C_OPTION): Add.
11728 * doc/invoke.texi (Darwin Options): Add -iframework.
11730 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11732 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11735 2007-03-05 Ian Lance Taylor <iant@google.com>
11737 * c.opt (fgnu89-inline): New option.
11738 * c-opts.c (c_common_post_options): Set default value for
11740 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11741 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11743 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11744 (grokdeclarator, start_function): Likewise.
11745 * c-cppbuiltin.c (c_cpp_builtins): Define either
11746 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11747 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11748 (C Dialect Options): Document -fgnu89-inline.
11749 * doc/extend.texi (Function Attributes): Explain what the
11750 gnu_inline attribute does.
11751 * doc/cpp.texi (Common Predefined Macros): Document
11752 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11754 2007-03-05 Ian Lance Taylor <iant@google.com>
11756 PR tree-optimization/31034
11757 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11758 half-range if the other side is an overflow infinity.
11760 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11762 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11763 (bfin*-linux-uclibc*): New configuration.
11764 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11766 * config/bfin/linux.h: New file.
11767 * config/bfin/libgcc-bfin.ver: New file.
11768 * config/bfin/t-bfin-uclinux: New file.
11769 * config/bfin/t-bfin-linux: New file.
11770 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11771 (TARGET_OS_CPP_BUILTINS): New macro.
11773 2007-03-05 Richard Guenther <rguenther@suse.de>
11775 * fold-const.c (fold_binary): Remove duplicate folding
11776 of comparison of non-null ADDR_EXPR against null.
11778 2007-03-05 Richard Guenther <rguenther@suse.de>
11779 Dorit Nuzman <dorit@il.ibm.com>
11781 PR tree-optimization/26420
11782 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11783 are no loops in the function. Only print the number of
11784 vectorized loops if it is greater than zero or we are supposed
11785 to print information about unvectorized loops.
11787 2007-03-05 Revital Eres <eres@il.ibm.com>
11789 * gcc.dg/var-expand1.c: New test.
11790 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11791 when an accumulator is expanded.
11793 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11796 * c-common.c (convert_and_check): Don't give warnings for
11797 conversion if 'expr' already overflowed.
11799 2007-03-04 Roger Sayle <roger@eyesopen.com>
11801 PR middle-end/30744
11802 * fold-const.c (fold_comparison): Enforce type consistency when
11803 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11805 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11807 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11808 containing a cast to the base of TARGET_MEM_REF.
11810 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11812 * tree.c (tree_contains_struct_check_failed): Remove spurious
11813 whitespace from error message.
11815 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11818 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11819 instead of precision.
11821 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11822 Nathan Sidwell <nathan@codesourcery.com>
11824 * emit-rtl.c (find_auto_inc): New.
11825 (try_split): recreate REG_INC notes,
11826 Use regular for loops rather than whiles.
11828 2007-03-03 Andreas Schwab <schwab@suse.de>
11830 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11831 * configure: Regenerate.
11833 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11835 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11836 flag_rounding_math, not flag_unsafe_math_optimizations.
11838 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11840 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11841 alpha_fold_vector_minmax): Likewise.
11842 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11843 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11845 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11847 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11848 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11849 if the lhs has side-effects.
11850 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11852 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11854 * config/i386/i386.h (TUNEMASK): Remove define.
11855 (ARCHMASK): Remove define.
11856 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11857 Use ix86_arch_mask variable instead of ARCHMASK.
11858 * config/i386/i386.c (override_options): Ditto.
11859 (standard_80387_constant_p): Ditto.
11861 2007-03-02 Ian Lance Taylor <iant@google.com>
11863 Used signed infinities in VRP.
11864 * tree-vrp.c (uses_overflow_infinity): New static function.
11865 (supports_overflow_infinity): New static function.
11866 (make_overflow_infinity): New static function.
11867 (negative_overflow_infinity): New static function.
11868 (positive_overflow_infinity): New static function.
11869 (is_negative_overflow_infinity): New static function.
11870 (is_positive_overflow_infinity): New static function.
11871 (is_overflow_infinity): New static function.
11872 (overflow_infinity_range_p): New static function.
11873 (compare_values_warnv): New function split out of compare_values.
11874 (compare_value): Call it.
11875 (set_value_range_to_nonnegative): Add overflow_infinity
11876 parameter. Change caller.
11877 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11879 (vrp_expr_computes_nonzero): Likewise.
11880 (compare_ranges, compare_range_with_value): Likewise.
11881 (compare_name_with_value, compare_names): Likewise.
11882 (vrp_evaluate_conditional): Likewise.
11883 (set_value_range): Handle infinity
11884 (vrp_operand_equal_p, operand_less_p): Likewise.
11885 (extract_range_from_assert): Likewise.
11886 (vrp_int_const_binop): Likewise.
11887 (extract_range_from_binary_expr): Likewise.
11888 (extract_range_from_unary_expr): Likewise.
11889 (extract_range_from_comparison): Likewise.
11890 (extract_range_from_expr): Likewise.
11891 (dump_value_range): Likewise.
11892 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11893 (test_for_singularity): Likewise.
11894 (vrp_int_const_binop): Remove inline qualifier.
11895 (adjust_range_with_scev): Add comment.
11896 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11898 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11900 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11901 (get_constraint_for): Likewise.
11902 (do_structure_copy): Likewise.
11903 (find_func_aliases): Fix references to MODIFY_EXPR.
11904 (intra_create_variable_infos): Tidy.
11905 * tree-ssa-operands.c (add_virtual_operand): Add argument
11907 When adding members of alias sets, if IS_CALL_SITE is true and
11908 the symbol is not call-clobbered, skip it.
11909 Adjust all callers.
11911 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11913 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11914 entry by means of emit_insn_at_entry.
11916 2007-03-02 Richard Henderson <rth@redhat.com>
11918 * expr.h (promoted_input_arg): Remove decl.
11919 * function.c (promoted_input_arg): Merge into ...
11920 * combine.c (setup_incoming_promotions): ... only caller.
11921 Rearrange to avoid double loop.
11923 2007-03-02 Ben Elliston <bje@au.ibm.com>
11924 Peter Bergner <bergner@vnet.ibm.com>
11925 Janis Johnson <janis187@us.ibm.com>
11927 * config/rs6000/dfp.md: New file.
11928 * config/rs6000/rs6000.md: Include dfp.md.
11929 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11930 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11931 and TDmode decimal float modes in FP registers.
11932 (num_insns_constant): Likewise.
11933 (rs6000_legitimate_offset_address_p): Likewise.
11934 (rs6000_legitimize_address): Likewise.
11935 (rs6000_legitimize_reload_address): Likewise.
11936 (rs6000_legitimate_address): Likewise.
11937 (rs6000_emit_move): Likewise.
11938 (function_arg_boundary): Likewise.
11939 (function_arg_advance): Likewise.
11940 (rs6000_darwin64_record_arg_recurse): Likewise.
11941 (function_arg): Likewise.
11942 (rs6000_gimplify_va_arg): Likewise.
11943 (rs6000_split_multireg_move): Likewise.
11944 (rs6000_output_function_epilogue): Likewise.
11945 (rs6000_output_function_epilogue): Likewise.
11946 (rs6000_register_move_cost): Likewise.
11947 (rs6000_function_value): Likewise.
11948 (rs6000_libcall_value): Likewise.
11950 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11952 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11954 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11956 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11957 Use $MULTIDIR to choose between the kernel and RTP headers,
11958 and use $WIND_BASE and $WIND_USR to locate them.
11960 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11962 * config/i386/i386.c (override_options): Put initialization of
11963 ix86_tune_mask and ix86_arch_mask to the correct place.
11965 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11966 Michael Meissner <michael.meissner@amd.com>
11969 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11970 (ARCHMASK): Define.
11971 (TARGET_CMOVE): Use ARCHMASK.
11972 (TARGET_CMPXCHG): Ditto.
11973 (TARGET_CMPXCHG8B): Ditto.
11974 (TARGET_XADD): Ditto.
11975 (TARGET_BSWAP): Ditto.
11976 * config/i386/i386.c (ix86_tune_mask): New global variable.
11977 (ix86_arch_mask): Ditto.
11978 (override_options): Initialize ix86_tune_mask and
11979 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11982 2007-03-02 Ben Elliston <bje@au.ibm.com>
11985 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11987 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11989 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11990 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11991 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11992 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11994 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11995 rs6000_init_dwarf_reg_sizes_extra): New.
11996 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11997 SPE register high parts.
11999 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12001 * Makefile.in: Add install-pdf target as
12002 copied from automake v1.10 rules.
12003 * configure.ac: Add install-pdf to target list.
12004 * configure: Regenerate.
12006 2007-03-01 Paul Brook <paul@codesourcery.com>
12008 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12009 modes to LDRD for DImode.
12010 (output_move_double): Fixup out of range ldrd/strd.
12011 (vfp_secondary_reload_class): Rename...
12012 (coproc_secondary_reload_class): ... to this. Add wb argument.
12013 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12014 coproc_secondary_reload_class for CLASS_IWMMXT.
12015 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12016 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12018 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12020 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12021 unroll factor by the estimated number of iterations.
12022 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12023 than prefetch latency.
12025 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12026 decode_caches_intel, detect_caches_intel): New functions.
12027 (host_detect_local_cpu): Use detect_caches_amd and
12028 detect_caches_intel.
12030 2007-03-01 Richard Henderson <rth@redhat.com>
12032 * expr.c (emit_move_complex_push): Export.
12033 (emit_move_complex_parts): Split out from ...
12034 (emit_move_complex): ... here.
12035 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12036 * config/i386/i386.md (movcdi): New.
12038 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12040 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12041 size of mode1 to check for tieable modes in MMX case.
12043 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12045 * Makefile.in (rtlanal.o): Depend on tree.h.
12046 * rtl.h (offset_within_section_p, split_const): Declare.
12047 * rtlanal.c: Include tree.h.
12048 (offset_within_block_p): New function, taken from
12049 mips_offset_within_object_p.
12050 (split_const): New function, taken from mips_split_const.
12051 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12053 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12054 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12055 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12056 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12057 (m68k_illegitimate_symbolic_constant_p): New function.
12058 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12059 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12060 symbolic constant that might be outside the symbol's section,
12061 move the symbol first and then add the offset.
12062 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12064 * config/mips/mips.c (mips_split_const): Delete.
12065 (mips_offset_within_object_p): Delete.
12066 (mips_symbolic_constant_p): Use offset_within_section_p and
12067 split_const instead of mips_offset_within_object_p and
12069 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12070 (mips_legitimize_const_move, print_operand_reloc)
12071 (mips_dangerous_for_la25_p): Use split_const instead of
12074 2007-02-28 Eric Christopher <echristo@apple.com>
12076 * Makefile.in (install-include-dir): Don't rm -rf include.
12078 2007-02-28 Richard Guenther <rguenther@suse.de>
12080 PR middle-end/30364
12081 * fold-const.c (fold_binary): Do not associate expressions
12082 with more than one variable for integer types that do not wrap.
12084 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12086 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12087 Delete, and replace with...
12088 (fold_builtin_call_array): This. Update callers to use it.
12089 * fold-const.c (fold_build_call_list): Delete, and replace with...
12090 (fold_build_call_array): This.
12091 (fold_build_call_list_initializer): Delete, and replace with...
12092 (fold_build_call_array_initializer): This.
12093 * tree.h: Update declarations to reflect above changes.
12095 * c-typeck.c (build_function_call): Store converted arguments
12096 in a stack-allocated array instead of building a list.
12097 (convert_arguments): Store arguments in the array passed in as an
12098 argument, and return the actual number of arguments.
12099 * c-format.c: (check_function_format): Pass arguments in an
12100 array instead of a list.
12101 * c-common.c (check_function_nonnull): Likewise.
12102 (check_function_sentinel): Likewise.
12103 (check_function_arguments): Likewise.
12104 * c-common.h: Update declarations to reflect above changes.
12106 2007-02-28 Jan Hubicka <jh@suse.cz>
12108 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12109 PRED_NEGATIVE_RETURN): Update outcomes.
12111 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12113 * calls.c (emit_library_call_value_1): Handle partial registers
12114 correctly when building up CALL_INSN_FUNCTION_USAGE.
12116 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12118 * pa/predicates.md (move_src_operand): Allow zero for mode.
12119 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12122 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12125 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12126 *movv2df_internal): Enable pattern only for valid operand
12128 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12129 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12131 2007-02-27 Mike Stump <mrs@apple.com>
12133 * config/darwin-crt3.c: Avoid compilation when compiling for a
12136 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12138 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12140 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12141 for fixed headers and limits.h.
12142 (install-include-dir, install-headers-tar, install-headers-cpio,
12143 install-headers-cp, real-install-headers-tar,
12144 real-install-headers-cpio, real-install-headers-cp): Handle
12145 include-fixed as well as include.
12146 (install-mkheaders): Don't install files that go only in include
12148 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12149 from GCC_INCLUDE_DIR.
12150 * gcc.c (process_command): Remove special -BstageN/ handling.
12151 (do_spec_1): Add include-fixed directories.
12153 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12155 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12157 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12159 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12162 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12164 * c-common.c (get_priority): Add check for
12165 SUPPORTS_INIT_PRIORITY.
12167 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12169 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12171 * config/bfin/bfin.c: Include "cfglayout.h".
12172 (MAX_LSETUP_DISTANCE): New macro.
12173 (struct loop_info): New members incoming, incoming_src and
12174 incoming_dest. Delete member predecessor.
12175 (length_for_loop): New function.
12176 (bfin_optimize_loop): Handle more different loop structures.
12177 (bfin_discover_loop): Rework detection of predecessor blocks by
12178 examining incoming edges.
12179 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12181 (bfin_reorder_loops): New function.
12182 (bfin_reorg_loops): Use these three new functions.
12184 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12185 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12186 (CONSTRAINT_LEN): Add entry for 'q'.
12187 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12188 Add 'q' constraints.
12189 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12190 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12192 * config/bfin/bfin.md (add_with_carry): New pattern.
12193 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12194 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12195 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12196 support unsigned multiplies too. Removed incorrect commutativity from
12197 operand 1 constraint where appropriate.
12198 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12200 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12201 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12203 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12204 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12205 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12206 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12207 usmulhisi_hh_huh): New patterns.
12209 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12210 lshifthi3): Fix output template to use half reg for operand 2.
12212 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12215 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12217 2007-02-27 Andreas Schwab <schwab@suse.de>
12219 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12221 2007-02-27 Jan Hubicka <jh@suse.cz>
12223 * predict.c (last_basic_block_p): Remove.
12224 (tree_estimate_probability): Update return heuristic for commonized
12227 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12229 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12231 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12233 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12234 * doc/cpp.texi: Standardize title page.
12235 * doc/cppinternals.texi: Likewise.
12236 * doc/gcc.texi: Standardize title page, remove version number
12237 from copyright page.
12238 * doc/gccint.texi: Likewise.
12239 * doc/install.texi: Standardize title page, add table of
12242 2007-02-26 Jan Hubicka <jh@suse.cz>
12244 * predict.def: Set outcomes according to more recent results.
12245 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12246 Remove dead predictors.
12247 * predict.c (return_prediction): Fix pasto.
12249 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12251 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12252 change; avoid a memory leak when returning early.
12254 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12256 * c-decl.c (static_ctors): Move to c-common.c.
12257 (static_dtors): Likewise.
12258 (finish_function): Use c_record_cdtor_fn.
12259 (build_cdtor): Move to c-common.c.
12260 (c_write_global_declarations): Use c_build_cdtor_fns.
12261 * c-common.h (static_ctors): Declare.
12262 (static_dtors): Likewise.
12263 (c_record_cdtor_fn): Likewise.
12264 (c_build_cdtor_fns): Likewise.
12265 * c-common.c (static_ctors): New variable.
12266 (static_dtors): Likewise.
12267 (c_record_cdtor_fn): New function.
12268 (build_cdtor): Move from c-decl.c
12269 (c_build_cdtor_fns): New function.
12271 * output.h (assemble_addr_to_section): Declare.
12272 (get_cdtor_priority_section): Likewise.
12273 * varasm.c (assemble_addr_to_section): New function.
12274 (get_cdtor_priority_section): Likewise.
12275 (default_named_section_asm_out_destructor): Use them.
12276 (destor_dtor_section_asm_out_destructor): Likewise.
12277 (default_named_section_asm_out_constructor): Likewise.
12278 (default_ctor_section_asm_out_constructor): Likewise.
12279 * config.gcc (*-*-vxworks*): Include vxworks.o.
12280 * config/t-vxworks (vxworks.o): New target.
12281 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12282 (TARGET_ASM_CONSTRUCTOR): Define.
12283 (TARGET_ASM_DESTRUCTOR): Likewise.
12284 (vxworks_asm_out_constructor): Declare.
12285 (vxworks_asm_out_destructor): Likewise.
12287 * c-common.c (get_priority): Check that we have not just an
12288 INTEGER_CST, but an integer constant with integeral type.
12290 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12292 PR tree-optimization/30938
12293 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12294 use &dt[nargs-1] instead of &dt[nargs] in the call to
12295 vect_is_simple_use().
12297 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12299 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12300 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12301 Do not attempt to handle MEM inside auto-inc expressions.
12302 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12303 of a register modified by an auto-inc expression. However, do handle
12304 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12305 (elimination_effects): Prohibit elimination of a register modified
12306 by an auto-inc expression. Disable register elimination rules whose
12307 target register is modified by an auto-inc expression with variable
12310 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12312 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12314 (array_at_struct_end_p): New function.
12315 (idx_infer_loop_bounds): Use it.
12316 (estimate_numbers_of_iterations_loop): Export.
12317 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12318 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12319 (tree_estimate_probability): Call record_loop_exits.
12320 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12321 (estimated_loop_iterations, estimated_loop_iterations_int,
12322 estimated_loop_iterations_tree): New functions.
12323 (analyze_siv_subscript_cst_affine,
12324 compute_overlap_steps_for_affine_1_2,
12325 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12326 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12327 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12328 (PRED_LOOP_ITERATIONS_GUESSED): New.
12329 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12330 * cfgloop.h (estimate_numbers_of_iterations_loop,
12331 estimated_loop_iterations_int): Declare.
12333 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12335 * doc/extend.texi: Document optional priority argument to
12336 constructors and destructors.
12337 * tree.c (init_priority_for_decl): Adjust GTY markers.
12338 (init_ttree): Use priority-info hash functions for
12339 init_priority_for_decl.
12340 (tree_map_eq): Rename to ...
12341 (tree_map_base_eq): ... this.
12342 (tree_map_marked_p): Rename to ...
12343 (tree_map_base_marked_p): ... this.
12344 (tree_map_base_hash): New function.
12345 (decl_init_priority_lookup): Rework.
12346 (decl_fini_priority_lookup): New function.
12347 (decl_priority_info): New function.
12348 (decl_init_priority_insert): Use it.
12349 (decl_fini_priority_insert): Likewise.
12350 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12352 (decl_restrict_base_insert): Likewise.
12353 (decl_debug_expr_insert): Likewise.
12354 (decl_value_expr_lookup): Likewise.
12355 (decl_value_expr_insert): Likewise.
12356 * tree.h (priority_type): New type.
12357 (decl_init_priority_lookup): Use priority_type.
12358 (decl_fini_priority_lookup): New function.
12359 (decl_init_priority_insert): Use priority_type.
12360 (decl_fini_priority_insert): New function.
12361 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12362 (DECL_INIT_PRIORITY): Likewise.
12363 (SET_DECL_INIT_PRIORITY): Add comment.
12364 (DECL_FINI_PRIORITY): New macro.
12365 (SET_DECL_FINI_PRIORITY): Likewise.
12366 (DEFAULT_INIT_PRIORITY): Document.
12367 (MAX_INIT_PRIORITY): Likewise.
12368 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12369 (tree_map_base): New type.
12370 (tree_map_base_eq): New function.
12371 (tree_map_base_hash): Likewise.
12372 (tree_map_base_marked_p): Likewise.
12373 (tree_map): Inherit from tree_map_base.
12374 (tree_map_eq): Make it a macro.
12375 (tree_map_marked_p): Likewise.
12376 (tree_int_map): Inherit from tree_map_base.
12377 (tree_int_map_eq): Make it a macro.
12378 (tree_int_map_hash): Likewise.
12379 (tree_int_map_marked_p): Likewise.
12380 (tree_priority_map): New type.
12381 (tree_priority_map_eq): New macro.
12382 (tree_priority_map_hash): Likewise.
12383 (tree_priority_map_marked_p): Likewise.
12384 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12386 (emutls_common_1): Likewise.
12387 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12388 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12389 of tree_map hierarchy.
12390 * tree-cfg.c (move_stmt_r): Likewise.
12391 (new_label_mapper): Likewise.
12392 * c-tree.h (c_expand_body): Move to ...
12393 * c-common.h (c_expand_body): ... here.
12394 * c-decl.c (c_expand_body): Move to ...
12395 * c-common.c (c_expand_body): ... here.
12396 (c_common_attribute_table): Allow 1 argument for the constructor
12397 and destructor attributes.
12398 (get_priority): New function.
12399 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12400 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12402 2007-02-24 Jan Hubicka <jh@suse.cz>
12404 PR middle-end/30509
12405 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12406 copying for inlining.
12408 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12409 Jan Hubicka <jh@suse.cz>
12412 * i386.c (counter_mode): New function.
12413 (expand_set_or_movmem_via_loop): Use it.
12414 (expand_movmem_epilogue): Likewise; fix pasto.
12415 (ix86_expand_movmem): Do emit guard even for constant counts.
12416 (ix86_expand_setmem): Likewise.
12418 2007-02-25 Nick Clifton <nickc@redhat.com>
12420 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12421 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12423 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12426 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12427 count argument with 0x10, not with 0x16.
12428 (expand_setmem_epilogue): Ditto.
12430 2007-02-24 Mike Stump <mrs@apple.com>
12432 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12435 2007-02-24 Richard Guenther <rguenther@suse.de>
12437 PR middle-end/30951
12438 * fold-const.c (fold_binary): Fold x +- CST op x for
12439 EQ_EXPR and NE_EXPR.
12441 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12443 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12445 2007-02-24 Jan Hubicka <jh@suse.cz>
12447 * cgraphunit.c (decide_is_function_needed): Honor
12448 -fkeep-inline-functions.
12450 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12452 * builtins.c (fold_builtin_modf): New.
12453 (fold_builtin_2): Use it.
12455 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12457 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12458 (determine_max_iter): Take additional LOOP arg; all callers changed.
12459 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12460 one using simplifications.
12461 (simplify_using_initial_values): Return if the expression becomes
12462 invalid due to altered regs.
12464 2007-02-23 DJ Delorie <dj@redhat.com>
12466 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12468 2007-02-23 Mike Stump <mrs@apple.com>
12470 * tlink.c (scan_linker_output): Parse linker messages from
12471 darwin9's linker better.
12473 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12476 * varpool.c (varpool_assemble_pending_decls): Set
12477 varpool_last_needed_node to null.
12479 2007-02-23 DJ Delorie <dj@redhat.com>
12481 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12482 alignment bigger than the object file can handle.
12484 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12487 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12488 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12489 (*movsf_1): Penalize MMX moves.
12491 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12493 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12494 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12496 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12498 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12500 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12501 (fold_builtin_1): Use them.
12502 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12503 BUILT_IN_SIGNIFICAND.
12505 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12507 * config/i386/i386.c (bdesc_1arg): Initialize
12508 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12509 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12510 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12511 and IX86_BUILTIN_MOVSLDUP.
12513 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12515 PR rtl-optimization/30841
12516 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12518 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12520 * builtins.c (fold_builtin_frexp): New.
12521 (fold_builtin_2): Use it.
12523 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12525 * doc/invoke.texi (Spec Files): Document getenv spec function.
12527 * gcc.c (getenv_spec_function): New function.
12528 (static_spec_functions): Add it.
12529 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12530 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12533 2007-02-22 Michael Matz <matz@suse.de
12536 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12537 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12539 2007-02-22 Ian Lance Taylor <iant@google.com>
12542 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12543 (mem_loc_descriptor): Call it.
12545 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12546 Ira Rosen <irar@il.ibm.com>
12548 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12550 2007-02-22 Ira Rosen <irar@il.ibm.com>
12552 PR tree-optimization/30843
12553 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12554 stores only after all the group is vectorized.
12556 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12558 PR tree-optimization/30858
12559 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12560 in the reduction cycle have a single use in the loop.
12561 * tree-vectorizer.h (relevant): Add documentation.
12563 2007-02-20 Mike Stump <mrs@apple.com>
12565 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12566 * configure: Regenerate.
12568 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12570 Change the defaults of some parameters and options.
12571 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12572 * config/spu/spu.c (spu_optimization_options): Add.
12573 (spu_override_options): Change params in spu_optimization_options.
12574 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12576 Register 127 is only 16 byte aligned when used as a frame pointer.
12577 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12578 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12579 HARD_FRAME_POINTER_REGNUM.
12580 (spu_legitimate_address): Use regno_aligned_for_reload.
12581 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12582 aligned when frame_pointer_needed is true.
12583 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12585 * config/spu/spu.h (INIT_EXPANDERS): Define.
12587 Make sure shift and rotate instructions have valid immediate operands.
12588 * config/spu/predicates.md (spu_shift_operand): Remove.
12589 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12590 * config/spu/constraints.md (W, O): Extend range.
12591 * config/spu/spu.md (umask, nmask): Define.
12592 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12593 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12594 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12595 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12596 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12597 (lshr<mode>3_reg): Fix rtl description.
12599 Make sure mulhisi immediate operands are valid.
12600 * config/spu/predicates.md (imm_K_operand): Add.
12601 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12603 Generate constants using fsmbi and andi.
12604 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12605 (print_operand, spu_split_immediate, classify_immediate,
12606 fsmbi_const_p): Handle IC_FSMBI2.
12608 Correctly handle a CONST_VECTOR containing symbols.
12609 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12610 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12611 (immediate_load_p): Allow symbols that use 2 instructions to create.
12612 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12613 with symbols when flag_pic is set.
12614 (const_vector_immediate_p): New.
12615 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12616 accept a CONST_VECTOR with symbols.
12617 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12618 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12620 * config/spu/spu.md (high, low): Delete.
12621 (low_<mode>): Define.
12623 Remove INTRmode and INTR_REGNUM, which didn't work.
12624 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12626 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12627 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12628 peephole2 pattern): Don't use INTR or 131.
12629 (movintrcc): Delete.
12630 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12631 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12632 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12633 (UNSPEC_SET_INTR): Add.
12634 * config/spu/spu-modes.def (INTR): Remove.
12636 More accurate warnings about run-time relocations.
12637 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12639 Correctly warn about immediate arguments to specific intrinsics.
12640 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12641 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12642 the instruction predicate.
12644 Fix tree check errors with latest update.
12645 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12647 (spu_expand_builtin): Use CALL_EXPR_FN.
12649 Add missing specific intrinsics.
12650 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12652 * config/spu/spu_internals.h: Ditto.
12654 Fix incorrect operand modifiers.
12655 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12656 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12658 Optimize one case of zero_extend of a vec_select.
12659 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12661 Accept any immediate for hbr.
12662 * config/spu/spu.md (hbr): Change s constraints to i.
12664 2007-02-21 Paul Brook <paul@codesourcery.com>
12666 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12667 condexec_count when skipping USE and CLOBBER.
12669 2007-02-21 Nick Clifton <nickc@redhat.com>
12671 * common.opt (Warray-bounds): Add Warning attribute.
12672 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12674 (fsized-zeroes): Add Optimization attribute.
12675 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12676 * c.opt (Wc++0x-compat): Add Warning attribute.
12678 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12680 PR middle-end/30761
12681 * reload1.c (eliminate_regs_in_insn): In the single_set special
12682 case, attempt to re-recognize the insn before falling back to
12683 having reload fix it up.
12685 2007-02-20 Eric Christopher <echristo@gmail.com>
12687 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12688 Rewrite accordingly.
12689 (frv_read_iacc_argument): Ditto.
12690 (frv_expand_set_builtin): Take a call instead of arglist, update for
12692 (frv_expand_unop_builtin): Ditto.
12693 (frv_expand_binop_builtin): Ditto.
12694 (frv_expand_cut_builtin): Ditto.
12695 (frv_expand_binopimm_builtin): Ditto.
12696 (frv_expand_voidbinop_builtin): Ditto.
12697 (frv_expand_int_void2arg): Ditto.
12698 (frv_expand_prefetches): Ditto.
12699 (frv_expand_voidtriop_builtin): Ditto.
12700 (frv_expand_voidaccop_builtin): Ditto.
12701 (frv_expand_load_builtin): Ditto.
12702 (frv_expand_store_builtin): Ditto.
12703 (frv_expand_mdpackh_builtin): Ditto.
12704 (frv_expand_mclracc_builtin): Ditto.
12705 (frv_expand_mrdacc_builtin): Ditto.
12706 (frv_expand_mwtacc_builtin): Ditto.
12707 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12710 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12712 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12713 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12715 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12716 point instructions.
12717 * configure: Regenerate.
12718 * config.in: Regenerate.
12719 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12720 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12721 masks to power6 and power6x and to POWERPC_MASKS.
12722 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12724 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12725 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12726 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12727 Access PROTOTYPE as variable, not mask.
12729 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12731 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12732 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12733 * combine.c (adjust_for_new_dest): Use it.
12734 * postreload.c (reload_combine): Likewise.
12736 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12738 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12739 notes on an insn with multiple sets, even if single_set returns
12740 non-NULL for that insn.
12742 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12744 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12745 scalbn and scalbln.
12747 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12749 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12750 if user didn't pass it.
12751 * config/i386/darwin.h (CC1_SPEC): Likewise.
12752 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12753 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12754 -mmacosx-version-min.
12756 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12757 Uros Bizjak <ubizjak@gmail.com>
12759 * optabs.h (enum optab_index): Add new OTI_scalb.
12760 (scalb_optab): Define corresponding macro.
12761 * optabs.c (init_optabs): Initialize scalb_optab.
12762 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12764 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12765 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12766 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12767 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12768 flag_unsafe_math_optimizations is set.
12770 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12771 to implement scalbf, scalb and scalbl built-ins as inline x87
12774 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12775 DJ Delorie <dj@redhat.com>
12778 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12779 (diagnostic_report_diagnostic): ... here, and turn them into real
12780 errors. If warnings are inhibited, no need to do anything.
12782 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12784 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12785 better code generation.
12787 2007-02-20 Ben Elliston <bje@au.ibm.com>
12789 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12791 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12793 * config/alpha/alpha.c, config/alpha/alpha.md,
12794 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12795 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12796 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12797 config/arm/lib1funcs.asm: Follow spelling conventions.
12799 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12800 config/fr30/fr30.md, config/i386/i386.h,
12801 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12802 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12803 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12804 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12805 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12806 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12807 config/sparc/sparc.c, config/sparc/sparc.h,
12808 config/sparc/sparc.md, config/spu/constraints.md,
12809 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12812 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12815 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12818 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12820 * doc/invoke.texi (-ftree-lrs): Remove.
12822 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12824 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12827 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12829 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12830 new CALL_EXPR_FN macro for retrieving the function
12831 declaration of the input expression.
12833 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12835 * c.opt (Waddress): New.
12836 * common.opt (Walways-true): Delete.
12837 (Wstring-literal-comparison): Delete.
12838 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12839 -Wstring-literal-comparison. Add -Waddress.
12841 (Walways-true): Delete.
12842 (Wstring-literal-comparison): Delete.
12843 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12844 consistently instead of -Walways-true in example.
12845 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12846 * c-typeck.c (parser_build_binary_op): Replace
12847 -Wstring-literal-comparison and -Walways-true with -Waddress.
12848 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12851 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12853 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12854 without DECL_STRUCT_FUNCTION initialized.
12856 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12858 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12859 due to calls to functions taking pointers as parameters.
12861 2007-02-19 Richard Henderson <rth@redhat.com>
12864 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12867 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12869 * config/s390/s390.c (s390_call_saved_register_used,
12870 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12871 accessed to the new scheme.
12873 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12875 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12876 (cris_print_index, cris_print_operand, cris_print_operand_address)
12877 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12878 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12879 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12880 GET_CODE () == xxx.
12881 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12882 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12883 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12884 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12885 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12886 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12887 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12888 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12889 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12890 (uminsi3, call, call_value): Ditto.
12891 (define_split: indir_to_reg_split, unnamed): Ditto.
12893 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12895 PR tree-optimization/30975
12896 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12899 2007-02-18 Eric Christopher <echristo@gmail.com>
12901 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12902 Remove use of arglist.
12903 (mips_expand_builtin): Remove use of arglist, pass in expr.
12904 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12905 (mips_expand_builtin_movtf): Ditto.
12906 (mips_expand_builtin_compare): Ditto.
12908 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12910 * tree-sra.c (sra_build_assignment): Replace assertion
12911 checking with a comment explaining why it can't be done.
12913 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12915 PR middle-end/30833
12916 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12917 during CALL_EXPR representation conversion.
12918 * tree-ssa-propagate.c (set_rhs): Likewise.
12920 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12922 * tree-sra.c (sra_build_assignment): Disable assertion checking
12925 2007-02-18 Roger Sayle <roger@eyesopen.com>
12927 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12928 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12929 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12931 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12932 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12933 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12934 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12935 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12936 force_gimple_operand): Likewise.
12937 * ipa-cp.c (constant_val_insert): Likewise.
12938 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12939 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12940 perfect_nestify): Likewise.
12941 * langhooks.c (lhd_omp_assignment): Likewise.
12942 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12943 lower_copyprivate_clauses, lower_send_clauses,
12944 lower_send_shared_vars, expand_parallel_call,
12945 expand_omp_for_generic, expand_omp_for_static_nochunk,
12946 expand_omp_for_static_chunk, expand_omp_sections,
12947 lower_omp_single_copy, lower_omp_for_lastprivate,
12948 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12949 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12950 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12953 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12955 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12956 config/sh/sh.md: Follow spelling conventions.
12958 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12959 config/frv/predicates.md: Follow spelling conventions.
12961 * config/m68k/linux-unwind.h: Fix a comment typo.
12962 * target.h: Follow spelling conventions.
12964 2007-02-18 Roger Sayle <roger@eyesopen.com>
12966 PR rtl-optimization/28173
12967 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12968 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12969 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12970 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12971 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12973 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12975 * builtins.c (fold_builtin_load_exponent): New.
12976 (fold_builtin_2): Use it.
12978 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12980 PR rtl-optimization/30773
12981 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12982 if we fail to attach a REG_EQUIV note.
12984 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12985 Roger Sayle <roger@eyesopen.com>
12987 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12989 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12991 * calls.c (initialize_argument_information): Pass original EXP
12992 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12993 code to split complex arguments here, as part of initializing the
12995 (expand_call): Remove code that builds a list of arguments and
12996 inserts implicit arguments into it. Instead, just count how many
12997 implicit arguments there will be so we can determine the size of
12998 the ARGS array, and let initialize_argument_information do the work.
12999 (split_complex_values): Delete unused function.
13001 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13003 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13005 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13007 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13008 for arg pointer based indexed addressing.
13010 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13012 * config/ia64/ia64.h, config/ia64/ia64.md,
13013 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13014 spelling conventions.
13016 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13018 * config/m68k/m68k.c (split_di): New.
13019 * config/m68k/m68k-protos.h: Declare split_di.
13020 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13021 Improve predicate handling and split constant shifts.
13023 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13025 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13026 parameter for register bitfield operations, general predicates
13029 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13031 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13032 * config/m68k/linux-unwind.h: New file.
13034 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13036 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13037 config/i386/athlon.md, config/ia64/ia64.md,
13038 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13039 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13040 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13041 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13042 tree-vect-transform.c: Fix comment typos.
13044 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13046 * sched-deps.c (find_insn_list): Remove.
13047 * sched-int.h: Remove the prototype for find_insn_list.
13049 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13051 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13053 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13054 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13055 darwin_rs6000_override_options.
13056 (C_COMMON_OVERRIDE_OPTIONS): Expect
13057 darwin_macosx_version_min to be non-NULL always.
13058 (TARGET_C99_FUNCTIONS): Likewise.
13059 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13060 (DARWIN_MINVERSION_SPEC): New.
13061 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13062 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13064 (DARWIN_MINVERSION_SPEC): New.
13065 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13067 * config/darwin-c.c (darwin_cpp_builtins): Expect
13068 darwin_macosx_version_min to be non-NULL always.
13070 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13072 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13074 * config/i386/i386.h (x86_use_xchgb): New.
13075 (TARGET_USE_XCHGB): New macro.
13076 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13077 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13078 Split after reload into bswaphi for shifts of 8.
13079 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13080 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13081 or when optimizing for size.
13083 2007-02-16 Richard Guenther <rguenther@suse.de>
13084 Christian Bruel <christian.bruel@st.com>
13086 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13087 DECLs but prefer SSA_NAMEs over DECLs.
13089 2007-02-16 Richard Guenther <rguenther@suse.de>
13091 * tree-flow-inline.h (single_imm_use_p): Remove.
13092 (zero_imm_uses_p): Likewise.
13093 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13094 instead of single_imm_use_p.
13095 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13098 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13101 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13102 nested double- and backquotes.
13104 2007-02-15 Roger Sayle <roger@eyesopen.com>
13106 PR middle-end/30391
13107 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13108 should be unreachable.
13109 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13110 For the time being redirect GIMPLE_MODIFY_STMT to the new
13111 (renamed) build_gimple_modify_stmt_stat.
13112 (build2_gimple_stat): Rename to...
13113 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13114 Always build a GIMPLE_MODIFY_STMT node.
13115 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13116 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13119 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13120 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13121 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13122 expand_complex_div_wide): Likewise.
13123 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13124 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13125 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13126 * tree-ssa-loop-manip.c (create_iv): Likewise.
13127 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13128 abs_replacement): Likewise.
13129 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13130 realify_fake_stores): Likewise.
13132 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13133 node rather than a GIMPLE_MODIFY_STMT node.
13134 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13135 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13137 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13138 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13139 GIMPLE_MODIFY_STMT.
13141 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13143 PR middle-end/30433
13144 * fold-const.c (fold_comparison): Add back the
13145 folding of constant complex comparisions.
13147 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13149 PR middle-end/30729
13150 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13151 effects unknown to this function, return early.
13153 2007-02-15 Ian Lance Taylor <iant@google.com>
13155 * lower-subreg.c (move_eh_region_note): New static function.
13156 (resolve_simple_move): Call it.
13157 (decompose_multiword_subregs): Track blocks for which we resolve a
13158 simple move which is also a control flow insn. Pass them to
13159 find_many_sub_basic_blocks.
13160 (pass_lower_subreg): Add TODO_verify_flow.
13161 (pass_lower_subreg2): Likewise.
13163 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13164 Brooks Moses <brooks.moses@codesourcery.com>
13165 Lee Millward <lee.millward@codesourcery.com>
13167 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13168 (VL_EXP_CLASS_P): New.
13169 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13171 (TREE_OPERAND_CHECK_CODE): Likewise.
13172 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13173 (TREE_RTL_OPERAND_CHECK): Likewise.
13174 (tree_operand_check_failed): Make second parameter the whole tree
13175 instead of its code. Fixed callers.
13176 (VL_EXP_CHECK): New.
13177 (TREE_OPERAND_LENGTH): New.
13178 (VL_EXP_OPERAND_LENGTH): New.
13179 (CALL_EXPR_FN): New.
13180 (CALL_EXPR_STATIC_CHAIN): New.
13181 (CALL_EXPR_ARGS): New.
13182 (CALL_EXPR_ARG): New.
13183 (call_expr_nargs): New.
13184 (CALL_EXPR_ARGP): New.
13185 (build_nt_call_list): Declare.
13186 (build_vl_exp_stat): Declare.
13187 (build_vl_exp): New.
13188 (build_call_list): Declare.
13189 (build_call_nary): Declare.
13190 (build_call_valist): Declare.
13191 (build_call_array): Declare.
13192 (call_expr_arg): Declare.
13193 (call_expr_argp): Declare.
13194 (call_expr_arglist): Declare.
13195 (fold_build_call_list): Declare.
13196 (fold_build_call_list_initializer): Declare.
13197 (fold_call_expr): Declare to replace fold_builtin.
13198 (fold_builtin_fputs): Update to agree with modified definition.
13199 (fold_builtin_strcpy): Likewise.
13200 (fold_builtin_strncpy): Likewise.
13201 (fold_builtin_memory_chk): Likewise.
13202 (fold_builtin_stxcpy_chk): Likewise.
13203 (fold_builtin_strncpy_chk): Likewise.
13204 (fold_builtin_next_arg): Likewise.
13205 (fold_build_call_expr): Declare.
13206 (fold_builtin_call_list): Declare.
13207 (fold_builtin_call_valist): Declare.
13208 (build_call_expr): Declare.
13209 (validate_arglist): Update to agree with modified definition.
13210 (tree_operand_length): New.
13211 (call_expr_arg_iterator): New.
13212 (init_call_expr_arg_iterator): New.
13213 (next_call_expr_arg): New.
13214 (first_call_expr_arg): New.
13215 (more_call_expr_args_p): New.
13216 (FOR_EACH_CALL_EXPR_ARG): New.
13218 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13219 and tcc_gimple_stmt.
13220 (tree_code_size): Update documentation. Use sizeof (tree) rather
13221 than sizeof (char *).
13222 (tree_size): Likewise. Add case for tcc_vl_exp.
13223 (tree_node_structure): Add case for tcc_vl_exp.
13224 (contains_placeholder_p): Likewise.
13225 (substitute_in_expr): Likewise.
13226 (substitute_placeholder_in_expr): Likewise.
13227 (stabilize_reference_1): Likewise.
13228 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13229 to diagnose breakage of this interface for constructing CALL_EXPRs.
13230 (build_nt): Add similar assertion here.
13231 (build_nt_call_list): New.
13232 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13233 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13235 (get_callee_fndecl): Use new CALL_EXPR accessors.
13236 (tree_operand_check_failed): Change parameters to pass entire node
13237 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13238 (process_call_operands): New.
13239 (build_vl_exp_stat): New.
13240 (build_call_list): New.
13241 (build_call_nary): New.
13242 (build_call_valist): New.
13243 (build_call_array): New.
13244 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13245 (call_expr_arglist): New.
13247 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13248 tcc_vl_exp instead of a fixed-size tcc_expression.
13250 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13251 accessors for CALL_EXPRs.
13252 (AGGR_INIT_EXPR): Likewise.
13254 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13255 Brooks Moses <brooks.moses@codesourcery.com>
13256 Lee Millward <lee.millward@codesourcery.com>
13258 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13259 (expand_builtin_nonlocal_goto): Change parameter to be entire
13260 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13261 (expand_builtin_prefetch): Likewise.
13262 (expand_builtin_classify_type): Likewise.
13263 (mathfn_built_in): Return NULL_TREE instead of 0.
13264 (expand_errno_check): Use new CALL_EXPR accessors.
13265 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13266 Return NULL_RTX instead of 0.
13267 (expand_builtin_mathfn_2): Likewise.
13268 (expand_builtin_mathfn_3): Likewise.
13269 (expand_builtin_interclass_mathfn): Likewise.
13270 (expand_builtin_sincos): Likewise.
13271 (expand_builtin_cexpi): Likewise.
13272 (expand_builtin_int_roundingfn): Likewise.
13273 (expand_builtin_int_roundingfn_2): Likewise.
13274 (expand_builtin_pow): Likewise.
13275 (expand_builtin_powi): Likewise.
13276 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13277 of arglist, fixing callers appropriately. Use new CALL_EXPR
13278 accessors and constructors. Return NULL_RTX instead of 0.
13279 (expand_builtin_strstr): Likewise.
13280 (expand_builtin_strchr): Likewise.
13281 (expand_builtin_strrchr): Likewise.
13282 (expand_builtin_strpbrk): Likewise.
13283 (expand_builtin_memcpy): Likewise.
13284 (expand_builtin_mempcpy): Likewise.
13285 (expand_builtin_mempcpy_args): New.
13286 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13287 (expand_builtin_memmove_args): New.
13288 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13289 (expand_movstr): Likewise.
13290 (expand_builtin_strcpy): Likewise.
13291 (expand_builtin_strcpy_args): New.
13292 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13293 (expand_builtin_strncpy): Likewise.
13294 (expand_builtin_memset): Likewise.
13295 (expand_builtin_memset_args): New.
13296 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13297 (expand_builtin_memcmp): Likewise.
13298 (expand_builtin_strcmp): Likewise.
13299 (expand_builtin_strncmp): Likewise.
13300 (expand_builtin_strcat): Likewise.
13301 (expand_builtin_strncat): Likewise.
13302 (expand_builtin_strspn): Likewise.
13303 (expand_builtin_strcspn): Likewise.
13304 (expand_builtin_args_info): Likewise.
13305 (expand_builtin_va_start): Likewise.
13306 (gimplify_va_arg_expr): Likewise.
13307 (expand_builtin_va_end): Likewise.
13308 (expand_builtin_va_copy): Likewise.
13309 (expand_builtin_frame_address): Likewise.
13310 (expand_builtin_alloca): Likewise.
13311 (expand_builtin_bswap): Likewise.
13312 (expand_builtin_unop): Likewise.
13313 (expand_builtin_fputs): Likewise.
13314 (expand_builtin_expect): Likewise.
13315 (expand_builtin_fabs): Likewise.
13316 (expand_builtin_copysign): Likewise.
13317 (expand_builtin_printf): Likewise.
13318 (expand_builtin_fprintf): Likewise.
13319 (expand_builtin_sprintf): Likewise.
13320 (expand_builtin_init_trampoline): Likewise.
13321 (expand_builtin_signbit): Likewise.
13322 (expand_builtin_fork_or_exec): Likewise.
13323 (expand_builtin_sync_operation): Likewise.
13324 (expand_builtin_compare_and_swap): Likewise.
13325 (expand_builtin_lock_test_and_set): Likewise.
13326 (expand_builtin_lock_release): Likewise.
13327 (expand_builtin): Likewise.
13328 (builtin_mathfn_code): Likewise.
13330 (fold_builtin_constant_p): Pass call arguments individually instead
13331 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13332 accessors and constructors. Return NULL_TREE instead of 0.
13333 (fold_builtin_expect): Likewise.
13334 (fold_builtin_classify_type): Likewise.
13335 (fold_builtin_strlen): Likewise.
13336 (fold_builtin_nan): Likewise.
13337 (integer_valued_real_p): Likewise.
13338 (fold_trunc_transparent_mathfn): Likewise.
13339 (fold_fixed_mathfn): Likewise.
13340 (fold_builtin_cabs): Likewise.
13341 (fold_builtin_sqrt): Likewise.
13342 (fold_builtin_cbrt): Likewise.
13343 (fold_builtin_cos): Likewise.
13344 (fold_builtin_cosh): Likewise.
13345 (fold_builtin_tan): Likewise.
13346 (fold_builtin_sincos): Likewise.
13347 (fold_builtin_cexp): Likewise.
13348 (fold_builtin_trunc): Likewise.
13349 (fold_builtin_floor): Likewise.
13350 (fold_builtin_ceil): Likewise.
13351 (fold_builtin_round): Likewise.
13352 (fold_builtin_int_roundingfn): Likewise.
13353 (fold_builtin_bitop): Likewise.
13354 (fold_builtin_bswap): Likewise.
13355 (fold_builtin_logarithm): Likewise.
13356 (fold_builtin_hypot): Likewise.
13357 (fold_builtin_pow): Likewise.
13358 (fold_builtin_powi): Likewise.
13359 (fold_builtin_exponent): Likewise.
13360 (fold_builtin_memset): Likewise.
13361 (fold_builtin_bzero): Likewise.
13362 (fold_builtin_memory_op): Likewise.
13363 (fold_builtin_bcopy): Deleted; call site changed to invoke
13364 fold_builtin_memory_op directly.
13365 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13366 (fold_builtin_strncpy): Likewise.
13367 (fold_builtin_memcmp): Likewise.
13368 (fold_builtin_strcmp): Likewise.
13369 (fold_builtin_strncmp): Likewise.
13370 (fold_builtin_signbit): Likewise.
13371 (fold_builtin_copysign): Likewise.
13372 (fold_builtin_isascii): Likewise.
13373 (fold_builtin_toascii): Likewise.
13374 (fold_builtin_isdigit): Likewise.
13375 (fold_builtin_fabs): Likewise.
13376 (fold_builtin_abs): Likewise.
13377 (fold_builtin_fmin_fmax): Likewise.
13378 (fold_builtin_carg): Likewise.
13379 (fold_builtin_classify): Likewise.
13380 (fold_builtin_unordered_cmp): Likewise.
13382 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13383 New functions split out from fold_builtin_1.
13384 (fold_builtin_n): New.
13385 (fold_builtin_varargs): New.
13386 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13388 (fold_call_expr): New.
13389 (build_function_call_expr): Rewrite to use new helper function.
13390 (fold_builtin_call_list): New.
13391 (build_call_expr): New.
13392 (fold_builtin_call_valist): New.
13393 (rewrite_call_expr): New.
13394 (validate_arg): New.
13395 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13396 of an arglist. Change return type to bool. Use new CALL_EXPR
13399 (fold_builtin_strstr): 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_strchr): Likewise.
13403 (fold_builtin_strrchr): Likewise.
13404 (fold_builtin_strpbrk): Likewise.
13405 (fold_builtin_strcat): Likewise.
13406 (fold_builtin_strncat): Likewise.
13407 (fold_builtin_strspn): Likewise.
13408 (fold_builtin_strcspn): Likewise.
13409 (fold_builtin_fputs): Likewise.
13410 (fold_builtin_next_arg): Likewise.
13411 (fold_builtin_sprintf): Likewise.
13413 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13414 NULL_RTX instead of 0.
13415 (expand_builtin_memory_chk): Likewise.
13416 (maybe_emit_chk_warning): Likewise.
13417 (maybe_emit_sprintf_chk_warning): Likewise.
13419 (fold_builtin_object_size): Pass call arguments individually instead
13420 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13421 accessors and constructors. Return NULL_TREE instead of 0.
13422 (fold_builtin_memory_chk): Likewise.
13423 (fold_builtin_stxcpy_chk): Likewise.
13424 (fold_builtin_strncpy_chk): Likewise.
13425 (fold_builtin_strcat_chk): Likewise.
13426 (fold_builtin_strcat_chk): Likewise.
13427 (fold_builtin_strncat_chk): Likewise.
13428 (fold_builtin_sprintf_chk): Likewise.
13429 (fold_builtin_snprintf_chk): Likewise.
13430 (fold_builtin_printf): Likewise.
13431 (fold_builtin_vprintf): Likewise.
13433 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13435 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13436 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13437 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13438 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13439 (fold_unary): Likewise.
13440 (fold_binary): Likewise.
13441 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13442 ternary expressions.
13443 (fold): Add logic for tcc_vl_exp.
13444 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13445 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13446 (fold_build3_stat): Add assertion to flag broken interface for
13447 constructing CALL_EXPRs.
13448 (fold_build_call_list): New.
13449 (fold_build_call_list_initializer): New.
13450 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13452 (fold_strip_sign_ops): Likewise.
13454 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13455 Brooks Moses <brooks.moses@codesourcery.com>
13456 Lee Millward <lee.millward@codesourcery.com>
13458 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13459 accessors and dump arguments explicitly.
13461 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13463 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13465 (print_call_name): Use new CALL_EXPR accessors.
13467 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13468 CALL_EXPR arguments explicitly instead of as a list. Use
13469 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13471 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13472 (vrp_visit_stmt): Likewise.
13474 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13475 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13477 (force_move_till_expr): Likewise.
13479 * targhooks.c (default_external_stack_protect_fail): Use
13480 build_call_expr instead of build_function_call_expr.
13481 (default_hidden_stack_protect_fail): Likewise.
13483 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13486 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13487 and walk arguments explicitly.
13489 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13490 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13491 (expand_simple_operations): Likewise.
13492 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13494 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13495 of TREE_CODE_LENGTH.
13496 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13498 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13499 instead of TREE_CODE_LENGTH.
13501 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13502 (tree_ic_transform): Likewise.
13503 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13504 parameter instead of arglist. Fix callers.
13505 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13506 (tree_stringops_transform): Likewise.
13507 (tree_indirect_call_to_profile): Likewise.
13508 (tree_stringops_values_to_profile): Likewise.
13510 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13511 (eliminate_tail_call): Likewise.
13513 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13515 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13516 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13518 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13520 * omp-low.c (build_omp_barrier): Use build_call_expr.
13521 (lower_rec_input_clauses): Likewise.
13522 (lower_reduction_clauses): Likewise.
13523 (expand_parallel_call): Likewise.
13524 (maybe_catch_exception): Likewise.
13525 (expand_omp_for_generic): Likewise.
13526 (expand_omp_for_static_nochunk): Likewise.
13527 (expand_omp_sections): Likewise.
13528 (lower_omp_single_simple): Likewise.
13529 (lower_omp_single_copy): Likewise.
13530 (lower_omp_master): Likewise.
13531 (lower_omp_ordered): Likewise.
13532 (lower_omp_critical): Likewise.
13534 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13535 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13537 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13538 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13539 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13541 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13542 and generalize to handle any number of operands.
13543 (chrec_contains_undetermined): Likewise.
13544 (tree_contains_chrecs): Likewise.
13545 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13547 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13549 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13550 fold_call_expr instead of fold_builtin.
13551 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13552 match declarations there.
13553 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13556 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13557 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13559 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13560 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13562 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13565 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13566 (execute_cse_sincos): Use new CALL_EXPR accessors.
13568 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13570 * gimple-low.c (lower_function_body): Use build_call_expr.
13571 (lower_builtin_setjmp): Likewise.
13573 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13574 (set_storage_via_libcall): Likewise.
13575 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13576 instead of TREE_CODE_LENGTH.
13577 (expand_expr_real_1): Use new CALL_EXPR accessors.
13579 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13580 generalize to handle any number of operands.
13581 (TB_parent_eq): Likewise.
13583 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13584 (strip_builtin_expect): Likewise.
13586 * function.c (gimplify_parameters): Use build_call_expr.
13588 * tree-vectorizer.c (vect_is_simple_reduction): Use
13589 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13591 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13592 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13594 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13597 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13598 (gimplify_decl_expr): Likewise.
13599 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13600 Use new CALL_EXPR iterators.
13601 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13602 (gimplify_modify_expr_to_memset): Likewise.
13603 (gimplify_variable_sized_compare): Likewise.
13604 (gimplify_omp_atomic_fetch_op): Likewise.
13605 (gimplify_omp_atomic_pipeline): Likewise.
13606 (gimplify_omp_atomic_mutex): Likewise.
13607 (gimplify_function_tree): Likewise.
13609 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13610 (call_expr_flags): Likewise.
13611 (expand_call): Likewise.
13613 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13614 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13617 * coverage.c (create_coverage): Use build_call_expr.
13619 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13620 (temp_call_expr_obstack): New.
13621 (pool_copy_list): Delete.
13622 (temp_copy_call_expr): New.
13623 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13624 CALL_EXPR accessors. Get rid of special goo for copying argument
13625 lists and use temp_copy_call_expr instead.
13626 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13627 CALL_EXPR accessors.
13628 (create_expression_by_pieces): Likewise. Use build_call_array
13629 to construct the result instead of fold_build3.
13630 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13631 dealing with argument lists.
13632 (init_pre): Remove references to expression_node_pool and
13633 list_node_pool. Init temp_call_expr_obstack instead.
13634 (fini_pre): Remove references to expression_node_pool and
13637 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13638 and walk arguments explicitly instead of as a list.
13640 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13641 (mx_register_decls): Likewise.
13642 (mudflap_register_call): Likewise.
13643 (mudflap_finish_file): Likewise.
13645 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13646 (ipa_callsite_compute_param): Likewise.
13648 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13649 accessors and constructor.
13651 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13652 accessors and constructor.
13653 (convert_tramp_reference): Likewise.
13654 (convert_call_expr): Likewise.
13655 (finalize_nesting_tree_1): Likewise.
13657 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13660 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13662 * tree-inline.c (initialize_inlined_parameters): Pass entire
13663 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13665 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13666 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13668 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13669 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13670 (vectorizable_reduction): Likewise.
13671 (vectorizable_call): Use new CALL_EXPR iterators.
13672 (vectorizable_conversion): Use build_call_expr.
13673 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13674 (vect_gen_widened_results_half): Use build_call_expr.
13675 (vect_setup_realignment): Likewise.
13676 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13678 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13679 (pass_through_call): Likewise.
13680 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13683 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13684 (tree_gen_pow2_profiler): Likewise.
13685 (tree_gen_one_value_profiler): Likewise.
13686 (tree_gen_ic_func_profiler): Likewise.
13687 (tree_gen_average_profiler): Likewise.
13688 (tree_gen_ior_profiler): Likewise.
13690 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13691 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13692 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13694 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13695 of TREE_CODE_LENGTH.
13697 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13698 of TREE_CODE_LENGTH.
13700 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13702 (convert_to_integer): Likewise.
13704 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13707 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13708 Brooks Moses <brooks.moses@codesourcery.com>
13709 Lee Millward <lee.millward@codesourcery.com>
13711 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13713 * config/frv/frv.c (frv_expand_builtin): Likewise.
13714 * config/s390/s390.c (s390_expand_builtin): Likewise.
13716 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13717 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13719 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13720 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13721 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13722 (ix86_expand_store_builtin): Likewise.
13723 (ix86_expand_unop_builtin): Likewise.
13724 (ix86_expand_unop1_builtin): Likewise.
13725 (ix86_expand_sse_compare): Likewise.
13726 (ix86_expand_sse_comi): Likewise.
13727 (ix86_expand_vec_init_builtin): Likewise.
13728 (ix86_expand_vec_ext_builtin): Likewise.
13729 (ix86_expand_vec_set_builtin): Likewise.
13730 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13732 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13733 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13735 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13736 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13737 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13739 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13741 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13742 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13743 arglist. Use new CALL_EXPR accessors. Fix callers.
13744 (altivec_expand_abs_builtin): Likewise.
13745 (rs6000_expand_binop_builtin): Likewise.
13746 (altivec_expand_predicate_builtin): Likewise.
13747 (altivec_expand_lv_builtin): Likewise.
13748 (spe_expand_stv_builtin): Likewise.
13749 (altivec_expand_stv_builtin): Likewise.
13750 (rs6000_expand_ternop_builtin): Likewise.
13751 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13752 (altivec_expand_st_builtin): Likewise.
13753 (altivec_expand_dst_builtin): Likewise.
13754 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13755 arglist. Use new CALL_EXPR accessors. Fix callers.
13756 (altivec_expand_vec_set_builtin): Likewise.
13757 (altivec_expand_vec_ext_builtin): Likewise.
13758 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13759 (spe_expand_builtin): Likewise.
13760 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13761 arglist. Use new CALL_EXPR accessors. Fix callers.
13762 (spe_expand_evsel_builtin): Likewise.
13763 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13764 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13766 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13767 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13768 (arm_expand_unop_builtin): Likewise.
13769 (arm_expand_builtin): Use new CALL_EXPR accessors.
13771 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13774 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13775 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13777 (bfin_expand_unop_builtin): Likewise.
13778 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13780 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13781 Brooks Moses <brooks.moses@codesourcery.com>
13782 Lee Millward <lee.millward@codesourcery.com>
13784 * c-semantics.c (build_stmt): Add internal diagnostic check.
13786 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13787 accessors. Print arguments explicitly instead of as a list.
13789 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13791 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13792 (c_finish_omp_flish): Likewise.
13794 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13795 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13796 instead of TREE_CODE_LENGTH.
13797 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13798 (c_warn_unused_result): Likewise.
13800 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13803 * doc/invoke.texi (Warning Options): Remove
13804 -Werror-implicit-function-declaration.
13805 (Wimplicit-function-declaration): Update description.
13806 * opts.c (common_handle_option): Move handling of -Werror=* to...
13807 (enable_warning_as_error): ...here.
13808 * opts.h (enable_warning_as_error): Declare.
13809 * c-decl.c (implicit_decl_warning): Unless
13810 -Wno-implicit-function-declaration is given, emit a pedwarn if
13811 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13812 * c.opt (Wimplicit-function-declaration): Replace
13813 mesg_implicit_function_declaration with
13814 warn_implicit_function_declaration.
13815 * c-opts.c (c_common_handle_option):
13816 -Werror-implicit-function-declaration is exactly equal as
13817 -Werror=implicit-function-declaration.
13818 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13819 warn_implicit_function_declaration.
13820 (c_common_post_options): -Wimplict-function-declaration is enabled
13821 by default by -std=c99, otherwise is disabled by default.
13822 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13824 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13826 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13827 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13828 former is ignored but not the latter.
13830 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13832 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13833 is made and the reference doesn't use the alias set of its type,
13834 do not create the temporary using that type.
13836 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13838 * jump.c: Remove prototypes for delete_computation and
13839 delete_prior_computation.
13841 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13843 * jump.c (get_label_after): Delete.
13844 (get_label_before, delete_computation, delete_jump,
13845 delete_prior_computation, follow_jumps): Move...
13846 * reorg.c (delete_computation, delete_prior_computation): ... here...
13847 (get_label_before, delete_jump): ... making these static ...
13848 (follow_jumps): ... and simplifying this since it only runs after
13850 * rtl.h (get_label_after, get_label_before, delete_jump,
13851 follow_jumps): Delete prototypes.
13853 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13855 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13857 2007-02-15 Nick Clifton <nickc@redhat.com>
13859 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13860 order to prevent it from being munged by the target.
13862 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13864 * config/i386/i386.md: Remove misleading comment.
13866 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13868 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13869 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13872 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13874 * tree-sra.c (instantiate_missing_elements): Canonicalize
13876 (sra_build_assignment): New.
13877 (generate_copy_inout, generate_element_copy,
13878 generate_element_zero, generate_one_element_init): Use it.
13880 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13882 * tree-sra.c (instantiate_missing_elements): Canonicalize
13884 (sra_build_assignment): New.
13885 (generate_copy_inout, generate_element_copy,
13886 generate_element_zero, generate_one_element_init): Use it.
13888 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13890 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13893 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13895 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13896 types as aggregates not scalars.
13897 * function.c (assign_stack_temp_for_type): Likewise.
13899 2007-02-14 Roger Sayle <roger@eyesopen.com>
13900 Zdenek Dvorak <dvorakz@suse.cz>
13902 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13905 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13907 * passes.c (next_pass_1): Clear the next field of the copied
13910 2007-02-14 Richard Henderson <rth@redhat.com>
13912 * tree-sra.c (early_sra): New.
13913 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13914 (tree_sra_early, pass_sra_early): New.
13915 * tree-pass.h (pass_sra_early): Declare.
13916 * passes.c (init_optimization_passes): Use it.
13918 2007-02-14 Richard Guenther <rguenther@suse.de>
13920 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13922 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13924 PR tree-optimization/30771
13925 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13927 (vect_analyze_operations): Induction phis can now be marked as
13929 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13930 Update documentation accordingly.
13932 2007-02-14 Nick Clifton <nickc@redhat.com>
13934 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13935 most 3 arguments are supported.
13936 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13938 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13940 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13941 Ensure dst->current is valid.
13943 2007-02-13 Paul Brook <paul@codesourcery.com>
13945 * config.gcc: Add arm*-*-uclinux-*eabi.
13946 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13947 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13948 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13949 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13950 (LINK_SPEC): Define.
13951 (LIB_SPEC): Define.
13952 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13954 * config/arm/uclinux-eabi.h: New file.
13955 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13956 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13959 2007-02-13 Ian Lance Taylor <iant@google.com>
13961 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13962 * flags.h (warn_strict_overflow): Declare.
13963 (enum warn_strict_overflow_code): Define.
13964 (issue_strict_overflow_warning): New static inline function.
13965 * opts.c (warn_strict_overflow): New variable.
13966 (common_handle_option): Handle OPT_Wstrict_overflow and
13967 OPT_Wstrict_overflow_.
13968 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13970 * fold-const.c: Include intl.h.
13971 (fold_deferring_overflow_warnings): New static variable.
13972 (fold_deferred_overflow_warning): New static variable.
13973 (fold_deferred_overflow_code): New static variable.
13974 (fold_defer_overflow_warnings): New function.
13975 (fold_undefer_overflow_warnings): New function.
13976 (fold_undefer_and_ignore_overflow_warnings): New function.
13977 (fold_deferring_overflow_warnings_p): New function.
13978 (fold_overflow_warning): New static function.
13979 (make_range): Add strict_overflow_p parameter. Change all
13981 (extract_muldiv, extract_muldiv_1): Likewise.
13982 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13983 tree_expr_nonnegative_p.
13984 (fold_negate_expr): Call fold_overflow_warning.
13985 (fold_range_test): Likewise.
13986 (fold_comparison): Likewise.
13987 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13988 instead of tree_expr_nonnegative_p.
13989 (tree_expr_nonnegative_warnv_p): Rename from
13990 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13991 (tree_expr_nonnegative_p): New function.
13992 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13993 strict_overflow_p parameter.
13994 (tree_expr_nonzero_p): New function.
13995 * passes.c (verify_interpass_invariants): New static function.
13996 (execute_one_pass): Call it.
13997 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13999 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14000 (estimate_numbers_of_iterations): Likewise.
14001 (scev_probably_wraps_p): Likewise.
14002 * tree-ssa-ccp.c: Include "toplev.h".
14003 (evaluate_stmt): Defer fold overflow warnings until we know we are
14005 (struct fold_stmt_r_data): Add stmt field.
14006 (fold_stmt_r): Defer fold overflow warnings until we know we
14008 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14009 (fold_stmt_inplace): Likewise.
14010 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14011 (cleanup_control_expr_graph): Defer fold overflow warnings until
14012 we know we are going to optimize.
14013 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14014 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14016 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14017 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14018 * tree-ssa-loop-manip.c (create_iv): Likewise.
14019 * c-typeck.c (build_conditional_expr): Likewise.
14020 (build_binary_op): Likewise.
14021 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14022 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14023 (extract_range_from_unary_expr): Likewise.
14024 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14025 assuming that signed overflow does not occur.
14026 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14027 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14028 (fold_defer_overflow_warnings): Declare.
14029 (fold_undefer_overflow_warnings): Declare.
14030 (fold_undefer_and_ignore_overflow_warnings): Declare.
14031 (fold_deferring_overflow_warnings_p): Declare.
14032 (tree_expr_nonzero_warnv_p): Declare.
14033 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14034 of warning options.
14035 (Warning Options): Document -Wstrict-overflow.
14036 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14037 (tree-ssa-ccp.o): Likewise.
14038 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14039 (fold-const.o): Depend on intl.h.
14041 2007-02-13 Ian Lance Taylor <iant@google.com>
14043 PR middle-end/30751
14044 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14047 2007-02-13 Stuart Hastings <stuart@apple.com>
14049 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14051 2007-02-13 Richard Henderson <rth@redhat.com>
14053 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14054 handled_component_p before looking for the indirect_ref.
14056 2007-02-13 Richard Henderson <rth@redhat.com>
14058 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14059 remove flags clobber.
14060 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14061 (bswaphi_lowpart): New.
14062 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14063 remove TARGET_BSWAP test. Delete expander of the same name.
14065 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14066 (expand_unop): Use them.
14068 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14070 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14071 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14072 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14073 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14074 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14075 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14076 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14077 assembler dialect choice from asm templates.
14079 2007-02-12 Richard Henderson <rth@redhat.com>
14081 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14082 (fixuns_trunc<SSEMODEF>si2): Use it.
14083 * config/i386/sse.md (vec_setv4sf_0): Export.
14084 * config/i386/i386.c (ix86_build_const_vector): Export.
14085 (ix86_split_convert_uns_si_sse): Rename from
14086 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14087 * config/i386/i386-protos.h: Update.
14089 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14092 * c-typeck.c (c_finish_return): Improve warning message.
14094 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14096 * alias.c (find_symbolic_term): Delete unused function.
14098 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14100 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14101 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14102 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14104 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14106 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14107 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14108 the function, temporarily point the debug interface to the null one.
14110 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14112 * dwarf2out.c (round_up_to_align): New static function.
14113 (field_byte_offset): Use it to round the offset.
14115 2007-02-12 Richard Henderson <rth@redhat.com>
14117 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14118 (inswl_const): Export.
14120 2007-02-12 Richard Henderson <rth@redhat.com>
14122 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14123 result mode of the libcall, convert back to outmode.
14125 2007-02-12 Roger Sayle <roger@eyesopen.com>
14127 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14128 (bswapdi2): New define_expand to implement 32-bit implementation.
14130 2007-02-12 Nick Clifton <nickc@redhat.com>
14132 * doc/invoke.texi (Overall Options): Document --help=.
14133 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14134 (cc1_options): Pass --help= on to cc1.
14135 (display_help): Add description of --help=.
14136 (process_command): Add code to handle --help=. Allow translated
14137 --help and --target-help switches to be passed on to compiler
14139 (main): Remove unused if statement.
14140 * opts.c (columns): Remove.
14141 (LEFT_COLUMN): Define.
14142 (wrap_help): Add columns argument.
14143 (print_filtered_help): Change parameters to be an include bitmask,
14144 an exclude bitmask, an any bitmask and the column width. Move the
14145 code to display the params list here. Add code to display the
14146 status of options rather than their descriptions if the quiet flag
14148 (print_specific_help): Change parameters to be an include bitmask,
14149 an exclude bitmask and an any bitmask. Move code to look up the
14150 column width here. Decide upon the title for an options listing.
14151 (common_handle_options): Add code to handle --help=. Adapt code
14152 for --help and --target-help to use the revised form of the
14153 print_specific_help function.
14154 (print_help): Delete.
14155 (print_param_help): Delete.
14156 (print_switch): Delete.
14157 * opts.h (cl_lang_count): Add prototype.
14158 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14159 CL_MAX_OPTION_CLASS): New defines.
14160 * optc-gen.awk: Add construction of cl_lang_count.
14161 * c.opt: Add Warning attribute to warning options and Optimization
14162 attribute to optimization options.
14163 * common.opt: Likewise.
14165 Add -fhelp and -ftarget-help as aliases for the transformed --help
14166 and --target-help options.
14167 * opt-functions.awk: Add code to handle Warning and Optimization
14170 2007-02-12 Richard Henderson <rth@redhat.com>
14172 * config/alpha/constraints.md: New file.
14173 * config/alpha/alpha.c: Include tm-constrs.h.
14174 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14175 alpha_extra_constraint): Remove.
14176 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14177 * config/alpha/alpha-protos.h: Update.
14178 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14179 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14180 (EXTRA_CONSTRAINT): Remove.
14181 * config/alpha/alpha.md: Include constraints.md.
14182 (adddi splitter): Use satisfies_constraint_*.
14183 * config/alpha/predicates.md (add_operand): Likewise.
14184 (sext_add_operand, addition_operation): Likewise.
14186 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14188 PR tree-optimization/29145
14189 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14190 in our handling of restrict qualified pointers.
14192 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14195 * doc/invoke.texi (Wunused-value): Update description.
14196 (Wextra): Delete item.
14197 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14198 value of Wunused-value.
14199 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14200 (c_finish_stmt_expr): Don't check extra_warnings.
14201 (emit_side_effect_warnings): The caller is responsible to check
14204 2007-02-11 Roger Sayle <roger@eyesopen.com>
14205 Matt Thomas <matt@3am-software.com>
14207 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14209 2007-02-11 Roger Sayle <roger@eyesopen.com>
14211 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14212 comparisons of POPCOUNT against zero.
14213 (simplify_const_relational_operation): Likewise.
14215 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14217 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14219 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14221 * dwarf2out.c (root_type): Delete unused function.
14223 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14225 * genattrtab.c (contained_in_p): Delete unused function.
14226 (write_expr_attr_cache): Likewise.
14228 2007-02-11 Jan Hubicka <jh@suse.cz>
14230 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14233 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14235 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14236 to add the REG_EQ* note.
14237 * see.c (see_merge_one_use_extension): Likewise.
14238 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14239 turn REG_EQUAL notes into REG_EQUIV notes if the target
14240 register may have more than one set.
14241 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14242 * gcse.c (try_replace_reg): Likewise.
14243 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14244 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14245 more than one REG_EQUIV note.
14246 * reload1.c (gen_reload): Use set_unique_reg_note.
14248 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14250 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14251 (ix86_builtin_conversion): New function.
14253 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14256 * tree.h (DECL_REPLACEABLE_P): New macro.
14257 * except.c (set_nothrow_function_flags): Likewise.
14259 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14260 Ira Rosen <irar@il.ibm.com>
14261 Dorit Nuzman <dorit@il.ibm.com>
14263 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14264 * targhooks.c (default_builtin_vectorized_conversion): New.
14265 * targhooks.h (default_builtin_vectorized_function): New declaration.
14266 * target.h (struct vectorize): Add builtin_conversion field.
14267 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14268 stmt_vec_info_type value.
14269 (vectorizable_conversion): New declaration.
14270 * tree-vect-analyze.c (vect_analyze_operations): Add
14271 vectorizable_conversion call.
14272 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14273 * tree-vect-transform.c (vectorizable_conversion): New function.
14274 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14275 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14277 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14278 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14279 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14280 or ALTIVEC_BUILTIN_VCFSX.
14282 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14285 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14286 CONST_DOUBLE and operand 0 is a hard register.
14287 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14288 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14289 is a hard floating-point register.
14291 2007-02-10 Richard Henderson <rth@redhat.com>
14292 Jakub Jelinek <jakub@redhat.com>
14293 Alexandre Oliva <aoliva@redhat.com>
14295 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14296 * builtin-types.def (BT_WORD): Make unsigned.
14297 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14298 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14299 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14300 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14301 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14302 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14304 * expr.c (emutls_var_address): New.
14305 (expand_expr_real_1): Expand emulated tls.
14306 (expand_expr_addr_expr_1): Likewise.
14307 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14308 * output.h (emutls_finish): Declare.
14309 * toplev.c (compile_file): Call it.
14310 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14311 address before wrapping in CONST.
14312 * varasm.c (emutls_htab, emutls_object_type): New.
14313 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14314 (get_emutls_object_name, get_emutls_object_type): New.
14315 (get_emutls_init_templ_addr, emutls_decl): New.
14316 (emutls_common_1, emutls_finish): New.
14317 (assemble_variable): When emulating tls, swap decls; generate
14318 constructor for the emutls objects.
14319 (do_assemble_alias): When emulating tls, swap decl and target name.
14320 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14322 * varpool.c (decide_is_variable_needed): Look at force_output.
14323 Recurse for emulated tls.
14324 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14325 with decide_is_variable_needed.
14326 * emutls.c: New file.
14327 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14328 tls_object for real tls.
14330 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14332 PR rtl-optimization/29599
14333 * reload1.c (eliminate_regs_in_insn): Take the destination
14334 mode into account when computing the offset.
14336 2007-02-09 Stuart Hastings <stuart@apple.com>
14337 Richard Henderson <rth@redhat.com>
14339 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14340 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14341 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14342 fixuns_truncdfhi2): New.
14343 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14344 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14345 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14346 (floatunssidf2): Allow nonimmediate source.
14347 * config/i386/sse.md (movdi_to_sse): New.
14348 (vec_concatv2di): Drop '*'.
14349 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14350 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14351 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14353 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14354 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14355 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14356 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14357 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14358 ix86_build_const_vector.
14359 (x86_emit_floatuns): Rewrite.
14361 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14363 * genautomata.c (longest_path_length): Delete unused function.
14364 (struct state): Delete unused longest_path_length.
14365 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14366 (get_free_state): Delete unused.
14368 2007-02-09 Jan Hubicka <jh@suse.cz>
14370 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14371 * doc/invoke.texi (inline-unit-growth): Update default value.
14373 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14374 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14375 (rebuild_cgraph_edges): Likewise.
14376 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14377 (dump_cgraph_node): Dump frequencies.
14378 (cgraph_clone_edge): Add frequency scales.
14379 (cgraph_clone_node): Add freuqnecy.
14380 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14381 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14382 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14383 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14384 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14385 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14386 (save_inline_function_body): Likewise.
14387 * ipa-inline.c: inluce rtl.h
14388 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14389 (cgraph_edge_badness): Use frequencies.
14390 (cgraph_decide_recursive_inlining): Update clonning.
14391 (cgraph_decide_inlining_of_small_function): Dump frequency.
14392 * predict.c (estimate_bb_frequencies): Export.
14393 * predict.h (estimate_bb_frequencies): Declare.
14394 * tree-inline.c (copy_bb): Watch overflows.
14395 (expand_call_inline): Update call of cgraph_create_edge.
14396 (optimize_inline_calls): Use TODO flags to update frequnecies.
14397 * passes.h: Include predict.h
14398 (init_optimization_passes): Move profile ahead.
14399 (execute_function_todo): Handle TODO_rebuild_frequencies.
14401 2007-02-09 Roger Sayle <roger@eyesopen.com>
14403 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14404 the insbl or inswl pattern into a register.
14406 2007-02-09 Roger Sayle <roger@eyesopen.com>
14408 * config/ia64/ia64.md (bswapdi2): New define_insn.
14410 2007-02-09 Richard Henderson <rth@redhat.com>
14412 * config/i386/constraints.md (Ym): New constraint.
14413 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14414 (movdi_1_rex64): Split sse and xmm general register moves from
14415 memory move alternatives. Use conditional register constraints.
14416 (movsf_1, movdf_integer): Likewise.
14417 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14418 (movdf_integer_rex64): New.
14419 (pushsf_rex64): Fix output constraints.
14420 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14421 (sse2_stored): Likewise.
14422 (sse2_storeq_rex64): New.
14423 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14424 amd and not generic.
14425 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14426 for optimize_size. Remove SF/DFmode hack.
14428 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14430 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14433 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14434 Richard Sandiford <richard@codesourcery.com>
14436 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14437 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14438 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14439 m68k/t-mlib to tmake_file.
14440 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14441 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14442 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14443 Allow it to be cf or m68k. Set m68k_arch_family. If that
14444 variable is not empty, add t-$m68k_arch_family to tmake_file.
14445 Add t-mlibs to tmake_file.
14446 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14447 * config/m68k/t-cf: New file.
14448 * config/m68k/t-m68k: Likewise.
14449 * config/m68k/t-mlibs: Likewise.
14450 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14451 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14452 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14453 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14454 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14456 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14457 (INSTALL_LIBGCC): Delete.
14458 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14459 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14460 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14461 (M68K_MLIB_CPU): Define.
14462 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14463 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14464 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14466 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14467 Richard Guenther <rguenther@suse.de>
14469 PR middle-end/23361
14470 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14471 against INT_MIN/INT_MAX.
14472 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14473 file if a loop is removed.
14475 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14477 * calls.c (store_one_arg): Pass correct alignment to
14478 emit_push_insn for non-BLKmode values.
14479 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14480 unaligned stack slot via a suitably aligned slot.
14482 2007-02-08 DJ Delorie <dj@redhat.com>
14484 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14486 (legal_subregs): Use unsigned char, make const.
14487 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14489 2007-02-08 Paul Brook <paul@codesourcery.com>
14491 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14492 special interworking needed.
14494 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14496 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14497 conditional to __SSE2__.
14498 (Entries below should have been added to first ChangeLog
14499 entry for amdfam10 dated 2007-02-05)
14500 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14502 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14504 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14507 2007-02-08 DJ Delorie <dj@redhat.com>
14509 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14510 * config/m32c/m32c.c (legal_subregs): New.
14511 (m32c_illegal_subreg_p): New.
14512 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14513 unsupported subregs of hard regs.
14515 2007-02-08 Jan Hubicka <jh@suse.cz>
14517 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14518 the same one; always update histograms.
14520 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14522 * passes.c (init_optimization_passes): Tidy comment.
14524 2007-02-08 Roger Sayle <roger@eyesopen.com>
14526 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14527 strip zero_extend, bswap and rotates from POCOUNT's argument.
14528 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14529 zero_extend and rotates from PARITY's argument.
14530 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14531 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14532 of an integer constant at compile-time.
14534 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14537 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14539 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14542 * tree-ssa-live.c (remove_unused_locals): Do not remove
14543 TREE_ADDRESSABLE variables.
14544 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14545 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14546 FOR_CLOBBER. Update all users.
14547 If VAR has an associated alias set, add a virtual operand for
14548 it if no alias is found to conflict with the memory reference.
14550 2007-02-07 Jan Hubicka <jh@suse.cz>
14551 Robert Kidd <rkidd@crhc.uiuc.edu>
14553 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14555 2007-02-07 Ian Lance Taylor <iant@google.com>
14557 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14559 2007-02-07 Roger Sayle <roger@eyesopen.com>
14561 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14562 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14563 tablejumpdi, movsi_to_cr_one): Remove constraints from
14564 define_expand's match_operands.
14566 2007-02-07 Roger Sayle <roger@eyesopen.com>
14568 * global.c (compute_regsets): Move declatation of "i" inside of
14569 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14571 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14574 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14575 of INDIRECT_REF <RESULT_DECL>.
14577 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14579 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14580 Kaz Kojima <kkojima@gcc.gnu.org>
14583 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14585 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14587 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14589 * doc/loop.texi: Document possibility not to perform disambiguation
14590 of loops with multiple latches.
14591 * cfgloopmanip.c (alp_enum_p): Removed.
14592 (add_loop): Handle subloops. Use get_loop_body_with_size.
14593 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14594 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14595 the new forwarder block.
14596 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14597 Handle the case latch is NULL.
14598 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14599 modifications when marking loop exits.
14600 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14602 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14603 disambiguate_loops_with_multiple_latches.
14604 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14605 before fix_loop_structure.
14606 * cfgloop.c: Include pointer-set.h and output.h.
14607 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14608 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14609 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14610 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14611 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14612 disambiguate_multiple_latches, get_loop_body_with_size,
14613 disambiguate_loops_with_multiple_latches): New functions.
14614 (flow_loop_dump): Dump multiple latch edges.
14615 (flow_loop_nodes_find): Handle loops with multiple latches.
14616 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14617 (glb_enum_p): Modified.
14618 (get_loop_body): Use get_loop_body_with_size.
14619 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14620 (AVOID_CFG_MODIFICATIONS): New constant.
14621 (disambiguate_loops_with_multiple_latches, add_loop,
14622 get_loop_body_with_size): Declare.
14623 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14625 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14627 PR inline-asm/28686
14628 * global.c (compute_regsets): New function.
14629 (global_alloc): Refactored ELIMINABLE_REGSET
14630 and NO_GLOBAL_ALLOC_REGS computation out.
14631 (rest_of_handle_global_alloc): Call compute_regsets()
14632 for non-optimizing case.
14634 2007-02-06 Richard Henderson <rth@redhat.com>
14636 * config/i386/constraints.md (Y2): Rename from Y.
14637 (Yi): New constraint.
14638 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14639 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14640 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14641 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14642 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14643 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14644 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14645 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14646 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14647 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14648 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14649 vec_extractv2si_1): Change Y constraints to Y2.
14650 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14651 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14652 Change Y constraints to Y2.
14653 (sse2_loadld): Change Y constraints to x.
14655 2007-02-06 Roger Sayle <roger@eyesopen.com>
14657 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14658 (parity<mode>2): New define_expand using rs6000_emit_parity.
14659 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14660 rs6000_emit_parity): New functions.
14661 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14662 rs6000_emit_parity): Prototype here.
14664 2007-02-06 Ian Lance Taylor <iant@google.com>
14666 * lower-subreg.c (simple_move_operand): Reject CONST.
14667 (resolve_clobber): Call validate_change rather than directly
14668 assigning to XEXP (pat, 0).
14670 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14672 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14673 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14674 (tree-cfg.o): Remove hashtab.h dependency.
14676 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14677 (struct ivopts_data): Change niters to pointer_map_t.
14678 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14679 (niter_for_exit): Create pointer_map on demand. Change for
14681 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14682 (free_loop_data): Destroy data->niters if created and reset field.
14683 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14684 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14686 * tree-ssa-reassoc.c: Include pointer-set.h.
14687 (bb_rank): Change to long *.
14688 (operand_rank): Change to pointer_map_t.
14689 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14690 (insert_operand_rank): Accept long.
14691 (operand_entry_hash, operand_entry_eq): Remove.
14692 (get_rank): Return long. Adjust for changes above.
14693 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14695 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14697 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14698 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14699 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14701 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14702 directly since it cannot be NULL.
14703 (get_vi_for_tree): Rewrite for pointer_map API.
14704 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14705 (init_alias_vars): Create vi_for_tree as pointer_map.
14706 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14708 * tree-cfg.c: Don't include hashtab.h.
14709 (edge_to_cases): Declare as pointer_map.
14710 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14712 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14713 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14714 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14716 (record_switch_edge): Delete.
14717 (get_cases_for_edge): Adjust for pointer_map API, inline
14718 record_switch_edge (rewritten for new API), remove goto.
14720 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14722 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14723 * tree-nested.c: Include pointer-set.h.
14724 (var_map_elt, var_map_eq, var_map_hash): Delete.
14725 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14726 to pointer_map_t's.
14727 (nesting_info_bitmap_obstack): New.
14728 (lookup_field_for_decl): Adjust for pointer_map API.
14729 (lookup_tramp_for_decl): Adjust for pointer_map API.
14730 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14731 (get_local_debug_decl): Adjust for pointer_map API.
14732 (convert_nl_goto_reference): Adjust for pointer_map API.
14733 (convert_nl_goto_receiver): Adjust for pointer_map API.
14734 (create_nesting_tree): Create outside GGC space. Create bitmap on
14735 the new obstack. Create field_map and var_map as pointer_maps.
14736 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14738 (lower_nested_functions): Move root here, no need to NULL it.
14739 Initialize and release the obstack.
14741 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14743 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14744 Remove prototypes and make them non-static.
14745 (struct tree_int_map): Remove.
14746 * tree.h (struct tree_int_map): Move here, turning TO into an
14748 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14750 * tree.h (TREE_COMPLEXITY): Remove.
14751 (struct tree_exp): Remove complexity field.
14752 * tree.c (build1_stat): Don't set it.
14754 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14755 Victor Kaplansky <victork@il.ibm.com>
14757 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14758 (vect_is_simple_reduction): Support reduction with induction as
14759 one of the operands.
14760 (vect_is_simple_iv_evolution): Fix formatting.
14761 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14762 formatting. Don't mark induction phis for vectorization.
14763 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14764 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14765 (vect_get_vec_def_for_operand): Support induction.
14766 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14768 (vectorizable_reduction): Support reduction with induction as one of
14770 (vectorizable_type_demotion): Use def-type of stmt argument rather
14771 than dummy def-type.
14773 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14774 flag_tree_scev_cprop.
14775 * common.opt (tree-scev-cprop): New flag.
14777 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14778 call to vect_get_new_vect_var.
14780 2007-02-06 Ira Rosen <irar@il.ibm.com>
14782 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14783 vectype is not NULL.
14784 (vect_pattern_recog_1): Likewise.
14786 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14788 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14789 (fold_negate_expr): Likewise.
14791 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14794 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14795 even if cv-qualification is the same.
14797 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14799 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14800 __enable_execute_stack on completion.
14802 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14804 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14805 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14806 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14807 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14808 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14809 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14810 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14811 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14813 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14815 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14816 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14817 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14818 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14819 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14820 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14821 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14822 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14823 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14824 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14825 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14826 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14827 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14828 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14829 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14830 sqrtextenddfxf2_i387): Added amdfam10_decode.
14832 * config/i386/athlon.md (athlon_idirect_amdfam10,
14833 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14834 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14835 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14836 athlon_ivector_store_amdfam10): New define_insn_reservation.
14837 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14840 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14842 * config/i386/athlon.md (athlon_call_amdfam10,
14843 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14844 define_insn_reservation.
14845 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14846 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14847 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14849 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14851 * config/i386/athlon.md (athlon_sseld_amdfam10,
14852 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14853 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14855 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14857 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14858 define_insn_reservation.
14859 * config/i386/i386.md (sseins): Added sseins to define_attr type
14860 and define_attr unit.
14861 * config/i386/sse.md: Set type attribute to sseins for insertq
14864 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14866 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14867 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14868 ssecomi_load_amdfam10, ssecomi_amdfam10,
14869 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14870 define_insn_reservation.
14871 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14873 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14875 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14876 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14877 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14878 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14879 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14880 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14881 define_insn_reservation.
14883 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14884 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14885 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14886 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14887 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14889 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14891 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14892 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14893 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14894 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14895 athlon_ssemul_load_k8): Added amdfam10.
14897 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14899 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14900 (x86_sse_unaligned_move_optimal): New variable.
14902 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14904 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14905 for unaligned vector SSE double/single precision loads for AMDFAM10.
14907 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14909 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14910 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14911 Define TARGET_CPU_DEFAULT_amdfam10.
14912 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14913 (processor_type): Add PROCESSOR_AMDFAM10.
14915 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14916 processor_type in config/i386/i386.h.
14917 Enable imul peepholes for TARGET_AMDFAM10.
14919 * config.gcc: Add support for --with-cpu option for amdfam10.
14921 * config/i386/i386.c (amdfam10_cost): New variable.
14922 (m_AMDFAM10): New macro.
14923 (m_ATHLON_K8_AMDFAM10): New macro.
14924 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14925 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14926 x86_promote_QImode, x86_integer_DFmode_moves,
14927 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14928 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14929 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14930 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14931 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14932 Enable/disable for amdfam10.
14933 (override_options): Add amdfam10_cost to processor_target_table.
14934 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14935 processor_alias_table.
14936 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14937 (ix86_adjust_cost): Add code for amdfam10.
14939 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14941 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14942 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14943 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14944 * config/i386/i386.h: Add builtin definition for SSE4A.
14945 * config/i386/i386.md: Add support for ABM instructions
14946 (popcnt and lzcnt).
14947 * config/i386/sse.md: Add support for SSE4A instructions
14948 (movntss, movntsd, extrq, insertq).
14949 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14950 Add -march=amdfam10 flag.
14951 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14952 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14954 * doc/extend.texi: Add documentation for SSE4A builtins.
14956 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14958 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14960 2007-02-05 Richard Guenther <rguenther@suse.de>
14962 * tree-vectorizer.h (vectorizable_function): Add argument type
14963 argument, change return type.
14964 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14965 * tree-vect-transform.c (vectorizable_function): Handle extra
14966 argument, return vectorized function decl.
14967 (build_vectorized_function_call): Remove.
14968 (vectorizable_call): Handle calls with result and argument types
14969 differing. Handle loop vectorization factor correctly.
14970 * targhooks.c (default_builtin_vectorized_function): Adjust for
14972 * targhooks.h (default_builtin_vectorized_function): Likewise.
14973 * target.h (builtin_vectorized_function): Add argument type
14975 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14976 extra argument, allow vectorizing of lrintf.
14977 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14978 documentation of target hook.
14980 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14983 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14984 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14985 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14987 2007-02-05 Roger Sayle <roger@eyesopen.com>
14989 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14990 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14991 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14992 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14993 before canonicalizing sincos to cexpi.
14994 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14996 2007-02-05 Roger Sayle <roger@eyesopen.com>
14998 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14999 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15000 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15002 2007-02-05 Roger Sayle <roger@eyesopen.com>
15004 * mips-tfile.c (initialize_init_file): Correct endianness test.
15006 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15008 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15009 the 'y' constraint.
15011 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15013 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15014 saves in a PARALLEL before the register assignments.
15016 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15018 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15019 DWARF_FRAME_RETURN_COLUMN to be a general register.
15020 * dwarf2out.c (init_return_column_size): New function, split from...
15021 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15022 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15023 to be nongeneral registers.
15024 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15026 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15027 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15029 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15031 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15033 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15035 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15036 (remove_path): Use can_remove_branch_p and remove_branch instead
15037 of loop_delete_branch_edge.
15038 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15039 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15040 Update profile using scale_dominated_blocks_in_loop.
15041 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15042 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15043 (can_remove_branch_p, remove_branch): Declare.
15044 * tree-cfg.c (tree_can_remove_branch_p): New function.
15045 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15046 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15047 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15049 2007-02-05 Jan Hubicka <jh@suse.cz>
15051 PR middle-end/30696
15052 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15053 nodes in cgraph, don't remove offline copy of the function.
15055 2007-02-04 Jan Hubicka <jh@suse.cz>
15057 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15058 vectors might cause maybe_lookup_element_for_expr to be called
15059 on non-sra-candidate.
15061 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15063 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15064 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15065 spelling conventions.
15067 2007-02-04 Richard Guenther <rguenther@suse.de>
15069 PR middle-end/30636
15070 * fold-const.c (try_move_mult_to_index): Make sure to not
15071 overflow one dimension of a multi-dimensional array access.
15073 2007-02-04 Jan Hubicka <jh@suse.cz>
15075 * passes.c (init_optimization_passes): Reindent.
15077 2007-02-04 Jan Hubicka <jh@suse.cz>
15078 Eric Botcazou <ebotcazou@adacore.com>
15080 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15081 (execute_fixup_cfg): Break out the abnormal goto code.
15082 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15083 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15084 (optimize_inline_calls): Call make_nonlocal_label_edges.
15086 2007-02-04 Jan Hubicka <jh@suse.cz>
15088 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15089 true when something was changed.
15090 (rename_ssa_copies): When something was changed, do
15091 TODO_remove_unused_locals.
15092 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15093 add TODO_remove_unused_locals when instruction was removed.
15095 2007-02-04 Jan Hubicka <jh@suse.cz>
15097 * ipa-inline.c (try_inline): Improve debug output; work on already
15099 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15100 call try_inline for already inlined edges too when flattening;
15101 inline also functions that make callee growth but overall unit size
15104 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15106 * config/m32c/bitops.md, config/m32c/jump.md,
15107 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15108 config/m32r/m32r.h, config/m32r/m32r.md,
15109 config/m32r/predicates.md, config/m68hc11/larith.asm,
15110 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15111 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15112 config/mips/mips-protos.h, config/mips/mips.c,
15113 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15114 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15115 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15116 spelling conventions.
15118 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15119 Follow spelling conventions.
15121 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15123 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15124 warn about C++0x compatibility.
15126 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15128 * config/h8300/h8300.c, config/h8300/h8300.h,
15129 config/h8300/h8300.md: Follow spelling conventions.
15131 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15133 PR middle-end/30667
15134 * combine.c (try_combine): Do not substitute source operand
15135 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15137 2007-02-03 Jan Hubicka <jh@suse.cz>
15139 PR gcov-profile/30650
15140 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15141 do not divide by zero for never executed counters.
15142 (tree_find_values_to_profile): Fix counters.
15143 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15145 2007-02-03 Ian Lance Taylor <iant@google.com>
15147 * lower-subreg.c (simple_move_operand): New static function,
15148 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15150 (simple_move): Call simple_move_operand.
15151 (find_decomposable_subregs): Add special handling of MEMs.
15152 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15153 meaning of return value. If we see a hard register, test whether
15154 it can store a word_mode value. Change all callers.
15156 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15158 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15159 ftrapv insns and expanders.
15160 (subdi3): Change define_expand operand 1 to arith11_operand, and
15161 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15162 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15163 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15166 PR middle-end/30174
15167 * varasm.c (notice_global_symbol): Treat global objects as weak when
15168 flag_shlib is true.
15170 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15172 * emit-rtl.c (dconstpi): Delete.
15173 (dconstsqrt2): New.
15174 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15175 * real.h (dconstpi): Delete.
15176 (dconstsqrt2): New.
15177 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15178 (fold_builtin_hypot): Likewise.
15180 2007-02-03 Tom Tromey <tromey@redhat.com>
15183 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15184 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15186 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15188 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15189 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15190 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15191 config/rs6000/cell.md, config/rs6000/darwin.h,
15192 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15193 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15194 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15195 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15196 typos. Follow spelling conventions.
15197 * doc/invoke.texi: Follow spelling conventions.
15199 2007-02-03 Roger Sayle <roger@eyesopen.com>
15201 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15202 canonicalization transformations that attempt to simplify integer
15203 constant comparisons to become comparisons against zero.
15205 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15207 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15209 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15210 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15212 2007-02-02 Mike Stump <mrs@apple.com>
15214 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15215 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15216 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15217 generate a branch island.
15219 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15221 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15222 (xtensa_legitimate_address_p): New.
15223 (xtensa_legitimize_address): New.
15224 (xtensa_output_addr_const_extra): New.
15225 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15227 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15228 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15229 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15230 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15231 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15232 (xtensa_legitimize_address): New.
15233 (xtensa_output_addr_const_extra): New.
15235 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15237 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15239 2007-02-02 Ian Lance Taylor <iant@google.com>
15241 * expmed.c (expand_divmod): Add comment.
15243 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15245 * emit-rtl.c (renumber_insns): Remove.
15246 * flags.h: Remove the extern for flag_renumber_insns.
15247 * rtl.h: Remove the prototype for renumber_insns.
15248 * toplev.c (flag_renumber_insns): Remove.
15250 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15252 Revert for x86 darwin:
15253 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15255 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15256 code before the following patch under TARGET_MACHO.
15257 (ix86_function_value_regno_p): Likewise.
15259 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15261 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15264 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15267 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15268 loads to general or fp registers. Add comments.
15269 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15271 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15273 * pointer-set.c (insert_aux): Only return insertion slot.
15274 (pointer_set_insert): Adjust.
15275 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15276 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15277 pointer_map_traverse): New.
15278 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15279 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15280 pointer_map_contains, pointer_map_traverse): Declare.
15282 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15284 PR middle-end/30473
15285 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15286 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15288 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15290 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15292 (struct _dep): New type.
15293 (dep_t): New typedef.
15294 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15295 (DEP_STATUS): New access macro. The macro with the same name was
15296 renamed to DEP_LINK_STATUS.
15297 (dep_init): Declare function
15299 (struct _dep_link): New type.
15300 (dep_link_t): New typedef.
15301 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15302 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15303 (DEP_LINK_STATUS): New macro.
15304 (debug_dep_links): New debug function.
15306 (struct _deps_list): New type.
15307 (deps_list_t): New typedef.
15308 (DEPS_LIST_FIRST): New access macro.
15309 (FOR_EACH_DEP_LINK): New cycle macro.
15310 (create_deps_list, free_deps_list, delete_deps_list): Declare
15312 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15313 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15314 (copy_deps_list_change_con): Ditto.
15316 (move_dep_link): Declare function.
15318 (struct _dep_node): New type.
15319 (dep_node_t): New typedef.
15320 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15322 (struct haifa_insn_data.back_deps): New field to hold backward
15323 dependencies of the insn.
15324 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15326 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15327 Change its type to deps_list_t.
15328 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15329 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15330 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15332 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15334 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15336 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15338 (dep_cost): Declare.
15340 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15341 (ds_to_dk, dk_to_ds): New functions.
15343 (init_dep_1): New static function.
15344 (init_dep): New function.
15345 (copy_dep): New static function.
15347 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15349 (detach_dep_link): New static function.
15350 (move_dep_link): New function.
15352 (dep_links_consistent_p, dump_dep_links): New static functions.
15353 (debug_dep_links): New debugging function.
15355 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15357 (alloc_deps_list, init_deps_list): New static functions.
15358 (create_deps_list): New function.
15359 (clear_deps_list): New static function.
15360 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15361 (deps_list_consistent_p, dump_deps_list): New static functions.
15362 (debug_deps_list): New function.
15363 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15365 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15367 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15368 use new scheduler dependencies lists.
15369 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15370 (sched_analyze): Ditto. Initialize dependencies lists.
15371 (add_forw_dep, compute_forward_dependences): Update to use new
15372 scheduler dependencies lists.
15374 (init_dependency_caches): Init deps_obstack.
15375 (free_dependency_caches): Free deps_obstack.
15377 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15378 new scheduler dependencies lists.
15379 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15380 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15382 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15383 Update to use new scheduler dependencies lists.
15384 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15385 (debug_dependencies): Ditto.
15386 (schedule_region): Update comments.
15388 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15389 scheduler dependencies lists.
15390 (schedule_ebb): Update comments.
15392 * rtl.def (DEPS_LIST): Remove.
15394 * lists.c (unused_deps_list): Remove.
15395 (free_list): Update assertions.
15397 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15398 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15400 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15401 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15403 * haifa-sched.c (comments): Update.
15404 (insn_cost1): Remove. Inline the code into insn_cost ().
15405 (insn_cost): Update to use new scheduler dependencies lists. Move
15406 processing of the dependency cost to dep_cost ().
15407 (dep_cost): New function. Use it instead of insn_cost () when
15408 evaluating cost of the dependency. Use compatible interface to
15409 interact with the target.
15410 (priority): Update to use new scheduler dependencies lists.
15411 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15412 with greater number of insns that depend on the insn.
15413 (schedule_insn): Update to use new scheduler dependencies lists. Add
15414 code to free backward dependencies lists. Inline and optimize code
15415 from resolve_dep () - see PR28071.
15416 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15417 lists. Update call to targetm.sched.is_costly_dependence hook.
15419 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15420 scheduler dependencies lists.
15422 (resolve_dep): Remove. Move the logic to schedule_insn ().
15423 (init_h_i_d): Initialize dependencies lists.
15425 (process_insn_depend_be_in_spec): Rename to
15426 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15427 dependencies lists.
15428 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15429 Update to use new scheduler dependencies lists.
15430 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15432 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15433 new scheduler dependencies lists.
15434 (build_intra_loop_deps): Ditto.
15436 * target.h (struct _dep): Declare to use in
15437 gcc_target.sched.is_costly_dependence.
15438 (struct gcc_target.sched.adjust_cost): Fix typo.
15439 (struct gcc_target.sched.is_costly_dependence): Change signature to
15440 use single dep_t parameter instead of an equivalent triad.
15441 (struct gcc_target.sched.adjust_cost_2): Remove.
15443 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15445 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15447 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15449 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15451 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15452 (REG_DEP_TRUE): Document.
15454 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15455 Change signature to correspond to the targetm.sched.adjust_cost hook.
15456 Update use in TARGET_SCHED_ADJUST_COST_2.
15457 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15458 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15459 new scheduler dependencies lists.
15460 (ia64_gen_check): Ditto.
15462 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15463 scheduler dependencies lists.
15465 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15466 signature to correspond to the targetm.sched.is_costly_dependence hook.
15467 (is_costly_group): Update to use new scheduler dependencies lists.
15469 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15470 instead of INSN_COST () macro.
15472 2007-02-01 Ian Lance Taylor <iant@google.com>
15474 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15476 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15478 * pa.md (tp_load): Correct mfctl instruction syntax.
15480 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15482 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15483 altivec_padding_size calculation on AIX. Improve comment, add
15484 assert to verify that it's right.
15486 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15489 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15491 PR inline-asm/28686
15492 * global.c (global_alloc): Add mising initialization of
15495 2007-02-01 Roger Sayle <roger@eyesopen.com>
15497 * alias.c (init_alias_analysis): Correct whitespace.
15498 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15499 partition_hot_cold_basic_blocks): Likewise.
15500 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15501 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15502 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15503 fold_builtin_snprintf_chk, fold_builtin_printf,
15504 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15505 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15506 * cfgcleanup.c (cleanup_cfg): Likewise.
15507 * cfgexpand.c (tree_expand_cfg): Likewise.
15508 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15509 * function.c (get_next_funcdef_no): Likewise.
15510 * gengtype.c (main): Likewise.
15511 * genmodes.c (main): Likewise.
15512 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15513 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15514 * ifcvt.c (noce_emit_move_insn): Likewise.
15515 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15517 * stor-layout.c (get_best_mode): Likewise.
15518 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15519 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15520 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15521 perform_var_substitution, solve_graph): Likewise.
15522 * tree-vrp.c (vrp_finalize): Likewise.
15524 2007-02-01 Ian Lance Taylor <iant@google.com>
15526 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15527 high part of a paradoxical subreg, return a constant zero.
15529 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15531 * toplev.c (lang_dependent_init): Call init_set_costs.
15532 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15534 2007-02-01 Richard Guenther <rguenther@suse.de>
15536 PR middle-end/30656
15537 * fold-const.c (fold_negate_expr): Allow negating a
15538 constant if overflow does not change.
15540 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15542 * doc/c-tree.texi (Expression trees): Improve markup.
15543 * doc/tm.texi (Register Classes, Addressing Modes)
15544 (Floating Point): Fix spacing after abbreviations. Fix some
15547 2007-02-01 Ben Elliston <bje@au.ibm.com>
15549 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15550 * doc/contrib.texi: Likewise.
15551 * doc/install.texi: Likewise.
15553 2007-01-31 Richard Henderson <rth@redhat.com>
15554 Ian Lance Taylor <iant@google.com>
15556 * lower-subreg.c: New file.
15557 * rtl.def (CONCATN): Define.
15558 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15559 pass_lower_subreg2.
15560 * emit-rtl.c (update_reg_offset): New static function, broken out
15561 of gen_rtx_REG_offset.
15562 (gen_rtx_REG_offset): Call update_reg_offset.
15563 (gen_reg_rtx_offset): New function.
15564 * regclass.c: Revert patch of 2006-03-05, restoring
15566 (clear_reg_info_regno): New function.
15567 * dwarf2out.c (concatn_loc_descriptor): New static function.
15568 (loc_descriptor): Handle CONCATN.
15569 * common.opt (fsplit_wide_types): New option.
15570 * opts.c (decode_options): Set flag_split_wide_types when
15572 * timevar.def (TV_LOWER_SUBREG): Define.
15573 * rtl.h (gen_reg_rtx_offset): Declare.
15574 (reg_scan_update): Declare.
15575 * regs.h (clear_reg_info_regno): Declare.
15576 * tree-pass.h (pass_lower_subreg): Declare.
15577 (pass_lower_subreg2): Declare.
15578 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15579 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15580 -fsplit-wide-types.
15581 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15582 * Makefile.in (OBJS-common): Add lower-subreg.o.
15583 (lower-subreg.o): New target.
15585 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15587 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15589 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15592 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15594 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15596 PR middle-end/29335
15597 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15599 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15601 * cfgloop.h: Include vec-prim.h.
15602 (enum li_flags): Remove LI_ONLY_OLD.
15603 (loop_iterator): Changed.
15604 (fel_next, fel_init): Iterate over loop tree.
15605 (FOR_EACH_LOOP_BREAK): New macro.
15606 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15608 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15609 * modulo-sched.c (sms_schedule): Ditto.
15610 * tree-vectorizer.c (vectorize_loops): Ditto.
15611 * doc/loop.texi: Update information on loop numbering and behavior of
15612 FOR_EACH_LOOP wrto new loops.
15613 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15614 add_to_evolution_1): Test nestedness of loops instead of comparing
15616 * tree-chrec.c (chrec_fold_plus_poly_poly,
15617 chrec_fold_multiply_poly_poly, chrec_evaluate,
15618 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15619 reset_evolution_in_loop): Ditto.
15620 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15622 2007-01-31 Dirk Mueller <dmueller@suse.de>
15624 * c-common.c (warn_about_parentheses): Separate warning about
15625 un-parenthized sequence of comparison operators from the one
15626 which is supposed to warn about x <= y <= z.
15628 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15630 * optabs.h (enum optab_index): Add new OTI_isinf.
15631 (isinf_optab): Define corresponding macro.
15632 * optabs.c (init_optabs): Initialize isinf_optab.
15633 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15635 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15636 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15638 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15639 expand_builtin_interclass_mathfn.
15640 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15641 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15642 (fxam<mode>2_i387): New insn pattern.
15643 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15644 built-in functions as x87 inline asm.
15646 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15648 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15650 2007-01-30 Eric Christopher <echristo@apple.com>
15652 * config.gcc: Add geode.
15654 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15656 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15657 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15658 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15659 value-prof.c: Fix comment typos.
15661 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15664 * doc/invoke.texi (Wpointer-arith): Document warning.
15666 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15668 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15669 the list of discrepancies from the draft TR.
15671 2007-01-30 Dirk Mueller <dmueller@suse.de>
15674 * doc/invoke.texi (-Wreturn-type): Update description to
15675 match new behavior.
15677 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15679 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15681 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15683 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15684 to handle optabs that operate on floating point input argument and
15685 output to integer output.
15686 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15687 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15688 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15689 expand_builtin_interclass_mathfn ().
15690 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15691 (ilogbsi2): Remove.
15692 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15693 ilogbl built-in functions as x87 intrinsics.
15695 2007-01-30 Richard Guenther <rguenther@suse.de>
15697 PR middle-end/27657
15698 * dwarf2out.c (reference_to_unused): Query varpool if the
15699 variable was output.
15701 2007-01-30 Richard Guenther <rguenther@suse.de>
15703 PR middle-end/30313
15704 * passes.c (execute_one_pass): Reset in_gimple_form to not
15705 confuse non-unit-at-a-time mode.
15707 2007-01-29 Roger Sayle <roger@eyesopen.com>
15708 Richard Guenther <rguenther@suse.de>
15710 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15711 avoid undefined behaviour on overflow. Use force_fit_type_double
15712 to construct the constant with the specified TREE_OVERFLOW.
15714 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15716 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15717 * config/dfp-bit.h: Ditto.
15719 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15721 * c-decl.c (pop_scope): Replace warnings with call to
15722 warn_for_unused_label.
15723 * c-common.h (warn_for_unused_label): Declare.
15724 * c-common.c (warn_for_unused_label): Define.
15726 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15728 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15731 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15733 * Makefile.in (USER_H): Remove decfloat.h.
15734 * ginclude/decfloat.h: Delete, moving contents to ...
15735 * ginclude/float.h: Add support for decimal floating point,
15736 guarded by __STDC_WANT_DEC_FP__.
15738 2007-01-29 Mike Stump <mrs@apple.com>
15740 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15741 Analysis and Representation to resolve case insensitive conflict.
15742 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15744 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15746 * tree.h (struct tree_memory_tag): Add aliases member.
15747 (MTAG_ALIASES): New macro.
15748 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15749 (add_may_alias): Remove pointer-set. Update for may_aliases being
15751 (mark_aliases_call_clobbered): Update for may_aliases being a
15753 (compute_tag_properties): Ditto.
15754 (create_partition_for): Ditto.
15755 (compute_memory_partitions): Ditto.
15756 (dump_may_aliases_for): Ditto.
15757 (is_aliased_with): Ditto.
15758 (add_may_alias_for_new_tag): Ditto.
15759 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15760 (compute_is_aliased): New function.
15761 (compute_may_aliases): Call compute_is_aliased).
15762 (init_alias_info): Initialize alias_bitmap_obstack.
15763 (union_alias_set_into): New function.
15764 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15765 (have_common_aliases_p): Rewrite to take two bitmaps and use
15767 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15768 Update for bitmaps.
15769 (finalize_ref_all_pointers): Update for add_may_alias changes.
15770 (new_type_alias): Ditto.
15771 * tree-flow-inline.h (may_aliases): Return a bitmap.
15772 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15773 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15774 may_aliases being a bitmap.
15775 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15776 may_aliases now returns a bitmap.
15777 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15779 * tree-ssa-operands.c (add_virtual_operand): Update for
15780 may_aliases being a bitmap.
15782 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15784 PR tree-optimization/30630
15785 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15786 variable as changed.
15788 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15791 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15792 expanded only once even if an error occurs.
15794 2007-01-29 Ben Elliston <bje@au.ibm.com>
15796 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15797 (__gcov_average_profiler): Likewise.
15798 (__gcov_ior_profiler): Likewise.
15799 (__gcov_merge_ior): Likewise.
15801 2007-01-28 Jan Hubicka <jh@suse.cz>
15803 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15804 * value-prof.c (stringop_block_profile): Likewise.
15806 2007-01-28 Jan Hubicka <jh@suse.cz>
15808 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15809 Add variant handling histograms; add wrapper.
15810 (clear_storage_via_libcall): Export.
15811 (emit_block_move_hints): Break out from ...; add histograms.
15812 (emit_block_move): ... this one.
15813 (clear_storage_hints): Break out from ...; add histograms.
15814 (clear_storage): ... this one.
15815 (set_storage_via_memset): Handle histogram.
15816 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15817 (clear_storage_hints, clear_storage_via_libcall): Declare.
15818 (set_storage_via_setmem): Update prototype.
15819 * doc/md.texi (movmem, setmem): Document new arguments.
15821 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15822 Add new histograms.
15823 (stringop_block_profile): New global function.
15824 (tree_stringops_values_to_profile): Profile block size and alignment.
15825 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15827 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15828 (stringop_block_profile): Declare.
15829 * builtins.c: Include value-prof.h.
15830 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15831 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15832 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15833 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15834 * profile.c (instrument_values): Add new counters.
15835 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15837 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15838 (tree_init_edge_profiler): Build new profilers.
15839 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15840 (pass_tree_profile): Add dump.
15841 (tree_profile_hooks): Update.
15842 * Makefile.in (LIBGCOV): Add new constants.
15843 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15844 __gcov_ior_profiler): New.
15845 * i386.md (movmem/setmem expanders): Add new optional arguments.
15847 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15849 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15851 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15853 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15854 (tree_unswitch_single_loop): Pass eni_size_weights to
15855 tree_num_loop_insns.
15856 * tree-ssa-loop-manip.c: Include tree-inline.h.
15857 (can_unroll_loop_p): Pass eni_size_weights to
15858 tree_num_loop_insns.
15859 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15860 Pass eni_size_weights to estimate_num_insns.
15861 * tree.h (init_inline_once): Export.
15862 * toplev.c (backend_init): Call init_inline_once.
15863 * cgraphunit.c (cgraph_process_new_functions,
15864 cgraph_analyze_function): Pass eni_inlining_weights to
15865 estimate_num_insns.
15866 * ipa-inline.c (compute_inline_parameters): Ditto.
15867 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15868 to estimate_num_insns.
15869 (try_unroll_loop_completely): Pass eni_size_weights to
15870 tree_num_loop_insns.
15871 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15872 ot estimate_num_insns.
15873 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15874 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15875 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15876 eni_time_weights): New variables.
15877 (init_inline_once): Initialize them.
15878 (struct eni_data): Mew.
15879 (estimate_num_insns_1, estimate_num_insns): Use weights.
15880 * tree-inline.h (struct eni_weights_d): New.
15881 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15882 (estimate_num_insns): Declaration changed.
15883 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15884 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15885 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15887 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15889 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15890 relations in the conflict function is valid.
15892 2007-01-27 Ian Lance Taylor <iant@google.com>
15894 * common.opt: Add fstrict-overflow.
15895 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15896 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15897 (TYPE_OVERFLOW_UNDEFINED): Define.
15898 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15900 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15901 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15902 (fold_negate_expr): Likewise.
15903 (make_range): Likewise.
15904 (extract_muldiv_1): Likewise.
15905 (maybe_canonicalize_comparison): Likewise.
15906 (fold_comparison): Likewise.
15907 (fold_binary): Likewise.
15908 (tree_expr_nonnegative_p): Likewise.
15909 (tree_expr_nonzero_p): Likewise.
15910 * tree-vrp.c (compare_values): Likewise.
15911 (extract_range_from_binary_expr): Likewise.
15912 (extract_range_from_unary_expr): Likewise.
15913 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15915 (nowrap_type_p): Likewise.
15916 * tree-scalar-evolution.c (simple_iv): Likewise.
15917 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15918 (build_range_check): Likewise.
15919 (extract_muldiv_1): Likewise.
15920 (fold_comparison): Likewise.
15921 * tree-vrp.c (vrp_int_const_binop): Likewise.
15922 (extract_range_from_unary_expr): Likewise.
15923 * convert.c (convert_to_integer): Likewise.
15924 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15925 (fold_comparison): Likewise.
15926 (fold_binary): Likewise.
15927 * optabs.c (optab_for_tree_code): Likewise.
15928 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15929 * simplify-rtx.c (simplify_const_relational_operation): Check
15930 flag_strict_overflow and flag_trapv.
15931 (simplify_const_relational_operation): Likewise.
15932 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15933 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15936 2007-01-27 Roger Sayle <roger@eyesopen.com>
15938 * tree.c (tree_fold_gcd): Delete.
15939 * tree.h (tree_fold_gcd): Remove prototype.
15940 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15941 test whether one constant integer is a multiple of another. Instead
15942 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15943 * fold-const.c (multiple_of_p): We've determined both TOP and
15944 BOTTOM are integer constants so we can call int_const_binop directly
15945 instead of the more generic const_binop.
15947 2007-01-27 Roger Sayle <roger@eyesopen.com>
15949 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15950 1*X check that the constant hasn't overflowed, to preserve the
15952 (round_up): Provide an efficient implementation when rouding-up an
15953 INTEGER_CST to a power-of-two.
15955 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15957 * doc/sourcebuild.texi: Add comma for clarity.
15958 * doc/extend.texi: Fix some typos.
15959 * doc/passes.texi: Likewise.
15960 * doc/cppinternals.texi: Likewise.
15961 * doc/c-tree.texi: Likewise.
15962 * doc/tree-ssa.texi: Likewise.
15963 * doc/install.texi: Likewise.
15965 2007-01-27 Jan Hubicka <jh@suse.cz>
15967 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15968 (pass_sra): Do not require alias information.
15969 * passes.c (init_optimization_passes): Add SRA
15971 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15973 * tracer.c (rest_of_handle_tracer): We already cleaned
15974 up the CFG in tracer() so don't do it here again.
15975 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15976 cleanup_cfg here, either. And don't call renumber_insns.
15978 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15979 and BB_HEAD are in the insn stream here. Instead make sure
15980 that BB_INSN is valid on all insns. Also, do check here that
15981 there are no pending branch predictions...
15982 (rtl_verify_flow_info): ...instead of doing it here. Checks
15983 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15986 2007-01-26 Roger Sayle <roger@eyesopen.com>
15988 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15989 function to simplify/factorize operand order canonicalization.
15990 (ix86_fixup_binary_operands): Reorganize using the above function.
15991 (ix86_binary_operator_ok): Likewise.
15993 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15995 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15996 file scope from optimize_attrs.
15997 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15999 (optimize_attrs): Clear insn_code_values after freeing it.
16001 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16003 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16004 a parts.base assignment.
16006 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16008 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16009 (compute_subscript_distance, initialize_data_dependence_relation,
16010 finalize_ddr_dependent, analyze_ziv_subscript,
16011 analyze_siv_subscript_cst_affine,
16012 compute_overlap_steps_for_affine_univar,
16013 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16014 analyze_siv_subscript, analyze_miv_subscript,
16015 analyze_overlapping_iterations, subscript_dependence_tester_1,
16016 compute_self_dependence, free_dependence_relation): Work
16017 with affine_fn instead of chrecs.
16018 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16019 common_affine_function, affine_function_base,
16020 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16021 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16022 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16023 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16024 (all_chrecs_equal_p): Removed.
16025 * tree-data-ref.h (affine_fn, conflict_function): New types.
16026 (struct subscript): Change type of conflicting_iterations_in_a
16027 and conflicting_iterations_in_b.
16029 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16032 * config/pa/pa.h (TARGET_HPUX_11): New.
16033 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16034 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16036 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16037 Richard Guenther <rguenther@suse.de>
16039 * tree-ssa-structalias.c (solve_graph): Handle case
16040 we merged the variable to another.
16042 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16044 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16047 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16048 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16050 2007-01-25 DJ Delorie <dj@redhat.com>
16052 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16053 allow changes to modes which don't fit in those registers.
16055 * reload1.c (choose_reload_regs): Check for invalid subregs before
16056 computing their locations, not after.
16058 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16061 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16062 save Altivec registers in an eh_return function.
16063 (compute_vrsave_mask): Likewise.
16064 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16065 for saving Altivec registers.
16066 (rs6000_emit_prologue): Don't allocate stack twice in
16067 eh_return function. Correct expected value of altivec_save_offset
16068 when using save_world. Describe save of R0 to stack when using
16069 save_world. Describe stack pointer adjustment when using
16070 save_world. Remove duplicated eh_return parameter register saving.
16071 Update sp_offset variable after save_world.
16072 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16074 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16075 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16078 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16080 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16082 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16085 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16086 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16088 2007-01-25 Richard Guenther <rguenther@suse.de>
16090 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16091 * common.opt (-Wcoverage-mismatch): New warning option.
16092 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16093 if -Wcoverage-mismatch is given.
16095 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16097 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16098 (ipcp_driver): Change to static definition.
16099 Add dumping of the ifunctions.
16100 (constant_val_insert): Remove unused parameter. Support for SSA.
16101 (ipcp_propagate_const): Support for SSA.
16102 (ipcp_profile_bb_print): Print only analyzed nodes.
16103 (ipcp_replace_map_create): Remove support for Fortran constant
16105 * ipa-prop.c (ipa_method_modify_stmt,
16106 ipa_callsite_compute_param): Support for SSA.
16107 * ipa-prop.h (ipcp_driver): Remove declaration.
16108 (IS_VALID_TREE_MAP_INDEX): Add define.
16110 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16112 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16114 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16116 PR middle-end/30447
16117 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16118 constant argument to cabs and do it without checking for
16119 -funsafe-math-optimizations.
16121 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16123 * c-common.h (RID_FIRST_CXX0X): New.
16124 (RID_LAST_CXX0X): New.
16125 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16127 * c.opt (Wc++0x-compat): New.
16128 * doc/invoke.texi (-Wc++0x-compat): Document.
16130 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16132 * builtins.c (fold_builtin_carg): New.
16133 (fold_builtin_1): Use it.
16135 2007-01-24 Jan Hubicka <jh@suse.cz>
16137 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16139 * ipa-inline.c (initial_insns, max_insns): Delete.
16140 (compute_max_insns): New function.
16141 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16142 amount of insns as base for code growth.
16143 (cgraph_decide_inlining): Make initial_insns local; do not compute
16145 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16146 * doc/invoke.texi (inline-unit-growth): Update docs.
16148 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16150 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16151 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16152 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16153 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16154 for CPUs that have PTA_CX16 set.
16156 PR middle-end/27416
16157 * gimplify.c (omp_check_private): New function.
16158 (gimplify_scan_omp_clauses): Use it for
16159 firstprivate/lastprivate/reduction.
16161 PR middle-end/30494
16162 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16163 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16165 PR middle-end/30421
16166 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16167 If lower_lastprivate_clauses emits some statements, append them
16168 to dlist rather than body_p and to body_p append an initializer.
16169 (lower_omp_for): Adjust caller.
16171 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16173 * target.h (globalize_decl_name): New.
16174 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16175 * output.h (default_globalize_decl_name): New.
16176 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16178 (globalize_decl): Ditto.
16179 (default_globalize_decl_name): New.
16180 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16181 (ia64_handle_version_id_attribute): New.
16182 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16183 (ia64_asm_output_external): Use globalize_decl_name instead
16184 of globalize_label.
16185 * doc/extend.texi (version_id): New pragma.
16186 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16188 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16190 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16191 _uleb128_t and _Unwind_SWord with _sleb128_t.
16192 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16193 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16195 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16196 * unwind-pe.h (read_uleb128, read_sleb128,
16197 read_encoded_value_with_base): Likewise.
16198 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16200 2007-01-24 Richard Guenther <rguenther@suse.de>
16202 * builtins.c (expand_builtin_cexpi): Get the fndecl
16203 for cexp in the correct way.
16205 2007-01-24 Jan Hubicka <jh@suse.cz>
16207 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16210 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16212 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16213 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16214 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16215 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16216 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16217 __SIZEOF_PTRDIFF_T__.
16218 * doc/cpp.texi: Documentation for the new builtin macros added.
16220 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16222 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16223 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16224 instead of operands[2] to avoid access past the end of array.
16226 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16228 * reload1.c (emit_reload_insns): Pass the reload register
16229 for a non-spill output reload through forget_old_reloads_1.
16231 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16233 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16234 _SOFT_DOUBLE if doubles use software floating-point.
16235 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16236 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16237 * config/rs6000/darwin-ldouble.c: Also compile functions for
16238 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16239 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16240 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16241 commented-out long double override.
16242 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16243 * config/rs6000/eabispe.h: Likewise.
16244 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16245 long double for non-SPE.
16246 (rs6000_handle_option): Likewise.
16247 (invalid_e500_subreg): Disallow more subregs involding DImode,
16248 DFmode, TImode or TFmode.
16249 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16251 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16253 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16254 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16256 (rs6000_legitimate_address): Also check for TFmode for E500
16258 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16259 (spe_build_register_parallel): Handle TFmode and TCmode.
16260 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16262 (function_arg): Handle TFmode and TCmode for E500 double.
16263 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16265 (print_operand): Handle TFmode and TImode for %y.
16266 (rs6000_generate_compare): Handle TFmode comparisons for E500
16268 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16269 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16270 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16271 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16272 TFmode for E500 double.
16273 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16274 (floatsidf2): Enable for E500 double.
16275 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16276 (extenddftf2): Change to extenddftf2_fprs.
16277 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16278 depending on TARGET_E500_DOUBLE.
16279 (extendsftf2): Enable for E500 double.
16280 (trunctfdf2): Enable for E500 double.
16281 (trunctfsf2): Change to trunctfsf2_fprs.
16282 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16283 depending on TARGET_E500_DOUBLE.
16284 (floatsitf2): Enable for E500 double.
16285 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16286 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16287 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16288 (negtf2): Change to negtf2_internal.
16289 (negtf2): New expander.
16290 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16291 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16292 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16293 (movdi_internal32): Use rs6000_nonimmediate_operand.
16294 (unnamed splitter): Likewise.
16295 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16296 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16297 (SPE64TF, DITI): New mode macros.
16298 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16301 (frob_<mode>_di_2): New.
16302 (frob_tf_di_8_2): New.
16303 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16305 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16307 (frob_ti_<mode>_8_2): New.
16308 (frob_ti_tf_2): New.
16309 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16310 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16312 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16313 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16314 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16315 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16316 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16317 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16320 2007-01-23 Ian Lance Taylor <iant@google.com>
16322 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16324 (OBJS-archive): Reformat, alphabetize.
16325 (OBJS): Change out_object_file to OBJS-md.
16327 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16329 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16330 JUMP_P and CALL_P predicates where applicable.
16331 * config/i386/i386.c: Ditto.
16332 * config/i386/i386.md: Ditto.
16333 * config/i386/mmx.md: Ditto.
16334 * config/i386/predicates.md: Ditto.
16336 2007-01-22 Andreas Schwab <schwab@suse.de>
16338 * config/m68k/m68k.h: Fix comment.
16340 2007-01-22 Jan Hubicka <jh@suse.cz>
16342 * passes.c (init_optimization_passes): Do not rerun
16343 pass_early_warn_uninitialized.
16345 2007-01-22 Richard Guenther <rguenther@suse.de>
16347 PR tree-optimization/30038
16348 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16350 (execute_cse_sincos_1): Likewise.
16351 (execute_cse_sincos): Likewise.
16352 (gate_cse_sincos): Likewise.
16353 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16354 the cexpi() canonicalization of sincos().
16355 * tree-pass.h (pass_cse_sincos): Declare.
16356 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16358 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16360 PR rtl-optimization/29329
16361 * combine.c (replaced_rhs_insn): Rename to i2mod.
16362 (replaced_rhs_value): Rename to i2mod_new_rhs.
16363 (i2mod_old_rhs): New global variable.
16364 (combine_instructions): Adjust for above change. Save a copy of
16365 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16366 note are substituted in the second instruction.
16367 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16368 ditch the note if it pertains to the second eliminated register
16369 and this register is mentioned in i2mod_old_rhs.
16372 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16374 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16375 the insn to which the note was originally attached.
16377 2007-01-21 Jan Hubicka <jh@suse.cz>
16379 * ipa-inline.c (inlining_mode): Comment, move up.
16380 (cgraph_decide_inlining_incrementally): Do not perform inlining
16381 itself; fix handling of flattening of self recursive functions.
16382 (cgraph_find_cycles): Remove.
16383 (cgraph_flatten_node): Remove.
16384 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16385 (try_inline): New function.
16386 (cgraph_early_inlining): Update call of
16387 cgraph_decide_inlining_incrementally. Apply inlining here.
16388 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16390 2007-01-21 Dirk Mueller <dmueller@suse.de>
16393 * tree-vrp.c (check_array_bounds): do not warn
16394 about ADDR_EXPR's of ARRAY_REF's which are immediately
16395 used in binary expressions.
16397 2007-01-21 Ira Rosen <irar@il.ibm.com>
16399 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16400 read_write_dep and macros for its access.
16401 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16402 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16403 argument, call vect_check_interleaving for every independent pair of
16404 data-refs. Mark loads that access the same memory location as a store
16406 (vect_check_dependences): Remove.
16407 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16408 call, fix the call to vect_analyze_data_ref_dependence.
16409 (vect_analyze_data_ref_access): For statements that access the same
16410 data-ref, check that they are not stores; for loads, check that there
16411 is no store that access the same location.
16413 2007-01-20 Roger Sayle <roger@eyesopen.com>
16414 Joseph Myers <joseph@codesourcery.com>
16416 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16417 (-fdump-rtl-stack): Likewise.
16418 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16419 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16420 (-mpt-fixed): Use @minus{} for minus sign.
16421 (Using Precompiled Headers): Fix under/overfull hbox.
16423 2007-01-20 Jan Hubicka <jh@suse.cz>
16425 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16426 place within annotation.
16428 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16430 * pa.c (output_move_double): Change array size of xoperands to 4.
16432 2007-01-20 Jan Hubicka <jh@suse.cz>
16434 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16437 2007-01-19 Ian Lance Taylor <iant@google.com>
16439 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16440 constant to unsigned HOST_WIDE_INT before negating.
16442 2007-01-19 Ian Lance Taylor <iant@google.com>
16444 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16446 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16447 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16448 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16449 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16450 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16451 (realloc_vdef, realloc_vuse): Change second parameter to
16453 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16454 fields to unsigned.
16455 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16456 unsigned. Change x and lim locals to unsigned.
16457 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16459 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16460 (copy_virtual_operands): Change i and n locals to unsigned.
16462 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16464 PR middle-end/29335
16465 * builtins.c (fold_builtin_1): Handle builtin fdim.
16467 2007-01-20 Jan Hubicka <jh@suse.cz>
16469 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16470 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16471 init_alias_heapvars.
16472 (init_alias_heapvars): Initialize only when not already initialized.
16473 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16475 2007-01-19 Roger Sayle <roger@eyesopen.com>
16477 * common.opt (fsigned-zeros): New command line option.
16478 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16479 of flag_unsafe_math_optimizations.
16480 * opts.c (set_fast_math_flags): The -ffast-math command line option
16481 implies -fno-signed-zeros.
16482 (fast_math_flags_set_p): Likewise.
16484 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16485 the documentation of -ffast-math appropriately. Wrap long lines.
16487 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16489 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16490 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16492 2007-01-19 Tomas Bily <tbily@suse.cz>
16494 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16496 (tree_init_ic_make_global_vars): New function
16497 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16498 (tree_gen_ic_profiler): New function
16499 (tree_gen_ic_func_profiler): New function
16500 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16501 (tree_profile_hooks): Added hook for indirec/virtual calls
16502 * value-prof.c (tree_find_values_to_profile): New case for
16504 (tree_values_to_profile): Call for determining indirect/virtual
16506 (tree_indirect_call_to_profile): New function
16507 (tree_ic_transform): New function
16508 (tree_ic): New function
16509 (find_func_by_pid): New function
16510 (init_pid_map): New function
16511 (tree_value_profile_transformations): Added check for
16512 indirect/virtual call transformation
16513 * value-prof.h (enum hist_type): New counter type for
16514 indirect/virtual calls
16515 (profile_hooks): Added new hook for profiling indirect/virtual
16517 * profile.c (instrument_values): New case for indirect/virtual
16519 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16520 (GCOV_COUNTER_V_INDIR): New counter type
16521 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16522 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16524 * cgraph.c: Definition of cgraph_max_pid
16525 (cgraph_create_node): Default init of pid attribute
16526 * cgraph.h: Declaration of cgraph_max_pid
16527 (struct cgraph_node): Added pid attribute
16528 * libgcov.c (__gcov_indirect_call_profiler): New function
16529 (__gcov_one_value_profiler_body): New function
16530 (__gcov_one_value_profiler): Body was moved to
16531 __gcov_one_value_profiler_body and calls it
16533 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16535 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16536 * gengtype.c (write_types_data, write_func_for_structure,
16537 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16538 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16539 (walk_type, write_func_for_structure): Generate the mark_hook if
16542 2007-01-19 Jan Hubicka <jh@suse.cz>
16544 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16545 'early' argument take inlining mode argument specifying whether to
16546 inline for size/speeed or all functions; add support for flattening;
16548 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16550 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16553 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16554 the name of the declared identifier.
16556 2007-01-19 Dirk Mueller <dmueller@suse.de>
16558 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16559 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16560 duplicate evaluation.
16562 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16564 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16565 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16566 to XFMode, use acosxf2 and truncate result to requested mode.
16567 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16568 (asin<mode>2): Similarly, with asin expanders.
16569 (*fscalexf4_i387): Rename from *fscalexf4.
16570 (expNcorexf3): New expander.
16571 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16572 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16573 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16574 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16575 patterns for SSE math.
16576 (exp10<mode>2): Similarly, with exp10 expanders.
16577 (exp2<mode>2): Similarly, with exp2 expanders.
16578 (expm1<mode>2): Similarly, with expm1 expanders.
16579 (ldexp<mode>3): Similarly, with ldexp expanders.
16580 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16581 Use gen_truncxf<mode>2_i387_noop to truncate result.
16583 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16585 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16586 for ColdFire targets.
16588 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16589 Richard Sandiford <richard@codesourcery.com>
16591 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16592 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16593 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16594 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16595 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16596 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16598 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16600 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16601 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16602 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16603 (*adddi_dilshr32_cf): New pattern.
16604 (adddi3, subdi3): Remove first alternatives.
16606 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16608 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16609 implemented using move.l, do not use its cc result for floating-point
16612 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16614 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16615 from accepting 's' constraints if flag_pic.
16617 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16619 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16620 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16621 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16622 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16624 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16626 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16627 ColdFire alternatives.
16628 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16629 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16630 architectures that support ff1 instruction.
16632 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16633 Julian Brown <julian@codesourcery.com>
16635 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16636 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16637 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16640 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16642 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16644 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16645 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16646 HOST_WIDE_INT instead of an rtx.
16647 (m68k_rtx_costs): Update call accordingly.
16648 (output_move_const_into_data_reg): Likewise. Fix formatting.
16649 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16651 (output_move_simode_const): Update calls after above changes.
16652 Rework to use automatic variables and predicates like MEM_P.
16653 * config/m68k/m68k.md (pushexthisi_const): Update call to
16656 2007-01-19 Dirk Mueller <dmueller@suse.de>
16658 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16659 in dump_flags test.
16661 2007-01-19 Richard Guenther <rguenther@suse.de>
16663 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16664 via cexp in case sincos is not available.
16666 2007-01-19 Richard Guenther <rguenther@suse.de>
16668 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16669 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16670 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16671 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16672 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16673 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16674 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16675 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16677 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16679 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16681 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16682 (atan2xf3): Directly generate RTL pattern.
16683 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16684 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16685 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16686 disable patterns for SSE math.
16687 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16688 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16689 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16690 disable patterns for SSE math.
16692 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16694 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16696 2007-01-18 Roger Sayle <roger@eyesopen.com>
16698 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16699 VIEW_CONVERT_EXPR to the same type as it's operand.
16701 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16703 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16704 configured for long double 128.
16706 2007-01-18 Mike Stump <mrs@apple.com>
16708 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16711 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16713 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16716 2007-01-18 Jan Hubicka <jh@suse.cz>
16718 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16719 greater than NUM_VOP_FREE_BUCKETS.
16721 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16723 * tree-ssa-structalias.c: Update comments.
16724 (ptabitmap_obstack): Removed.
16725 (pta_obstack): New.
16726 (oldpta_obstack): Ditto.
16727 (stats): Add a few members.
16728 (struct variable_info): Remove node, complex, address_taken, and
16729 indirect_target members. Add oldsolution member.
16730 (new_var_info): Do not initialize removed members.
16731 (constraint_expr_type): Remove INCLUDES.
16732 (constraint_graph): Add size, implicit_preds, rep,
16733 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16734 (FIRST_REF_NODE): New macro.
16735 (LAST_REF_NODE): Ditto.
16736 (FIRST_ADDR_NODE): Ditto.
16737 (find): New function.
16739 (dump_constraint): Do not handle INCLUDES.
16740 (insert_into_complex): Do not insert duplicate constraints.
16741 (condense_varmap_nodes): Renamed and rewritten into ...
16742 (merge_node_constraints): This. Also fix bug in handling of
16743 offseted copy constraints.
16744 (clear_edges_for_node): No longer need to deal with preds at all,
16745 or removing associated preds/succs.
16746 (merge_graph_nodes): Deal with indirect_cycles.
16747 Don't deal with predecessors.
16748 (add_implicit_graph_edge): New function.
16749 (add_pred_graph_edge): Ditto.
16750 (add_graph_edge): Don't deal with predecessors.
16751 (build_constraint_graph): Removed.
16752 (build_pred_graph): New function.
16753 (build_succ_graph): Ditto.
16754 (struct scc_info): Removed in_component. Added roots, dfs, and
16755 node_mapping. Remove visited_index, unification_queue.
16756 (scc_visit): Deal with union-find we do now.
16757 Deal with cycles with REF nodes.
16758 (collapse_nodes): Renamed and rewritten to ...
16759 (unify_nodes): This.
16760 (process_unification_queue): Removed.
16761 (topo_visit): Cleanup
16762 (do_da_constraint): Use find.
16763 (do_sd_constraint): Ditto.
16764 (do_ds_constraint): Ditto.
16765 (do_complex_constraint): Ditto.
16766 (init_scc_info): Update for removed and added members.
16767 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16768 (find_indirect_cycles): This.
16769 (equivalence_class): New variable.
16770 (label_visit): New function.
16771 (perform_variable_substitution): Rewritten.
16772 (free_var_substitution_info): New function.
16773 (find_equivalent_node): Ditto.
16774 (move_complex_constraints): Ditto.
16775 (eliminate_indirect_cycles): Ditto.
16776 (solve_graph): Only propagate changed bits.
16777 Use indirect cycle elimination.
16779 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16780 (tree_id_eq): Renamed to ...
16781 (tree_vi_eq): This. Update for member change
16782 (insert_id_for_tree): Renamed and rewritten to ...
16783 (insert_vi_for_tree): This.
16784 (lookup_id_for_tree): Renamed and rewritten to ...
16785 (lookup_vi_for_tree): This.
16786 (get_id_for_tree): Renamed and rewritten to ...
16787 (get_vi_for_tree): Ditto.
16788 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16789 (process_constraint): Don't handle INCLUDES.
16790 Remove special ADDRESSOF case.
16791 (find_func_aliases): Rewrite to use vi functions instead of id
16793 (create_function_info_for): Ditto.
16794 (create_variable_info_for): Ditto.
16795 (intra_create_variable_infos): Ditto.
16796 (merge_smts_into): Ditto.
16797 (find_what_p_points_to): Ditto.
16798 (init_base_vars): Ditto.
16799 (init_alias_vars): Ditto.
16800 (remove_preds_and_fake_succs): New function.
16801 (dump_sa_points_to_info): Dump new stats.
16802 (dump_solution_for_var): Use find.
16803 (set_used_smts): Fix formatting.
16804 (compute_points_to_sets): Updated for new functions.
16805 (ipa_pta_execute): Ditto.
16807 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16808 Richard Sandiford <richard@codesourcery.com>
16810 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16812 * calls.c (expand_call): If the return value is a PARALLEL,
16813 extract its first member.
16814 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16815 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16816 use FUNCTION_EXTRA_EPILOGUE.
16817 (m68k_function_value): Return a PARALLEL if the return value
16818 is of a pointer type.
16819 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16820 (FUNCTION_EXTRA_EPILOGUE): Remove.
16821 * config/m68k/m68k.md (D0_REG): New constant.
16823 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16825 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16826 output a NOP for empty epilogues.
16828 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16830 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16831 before function. Extend register save check to include all
16832 registers, not just integer ones.
16834 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16836 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16837 (m68k_use_return_insn): ...this.
16838 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16839 * config/m68k/m68k.c (use_return_insn): Rename to...
16840 (m68k_use_return_insn): ...this.
16841 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16842 of USE_RETURN_INSN.
16844 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16846 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16847 nearest even, fix denormal rounding overflow.
16849 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16851 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16852 f%$smove and f%$move.
16853 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16854 (extendsfdf2_cf): Use fdmove instead of f%&move.
16855 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16856 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16858 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16860 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16863 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16865 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16866 (coldfire_single_format): Declare.
16867 (coldfire_double_format): Likewise.
16868 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16869 of qnan_msb_set to determine the lower bits of a canonical
16871 (encode_ieee_double): Likewise.
16872 (encode_ieee_quad): Likewise.
16873 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16874 (mips_single_format): Likewise.
16875 (ieee_double_format): Likewise.
16876 (mips_double_format): Likewise.
16877 (ieee_extended_motorola_format): Likewise.
16878 (ieee_extended_intel_96_format): Likewise.
16879 (ieee_extended_intel_128_format): Likewise.
16880 (ieee_extended_intel_96_round_53_format): Likewise.
16881 (ibm_extended_format): Likewise.
16882 (mips_extended_format): Likewise.
16883 (ieee_quad_format): Likewise.
16884 (mips_quad_format): Likewise.
16885 (vax_f_format): Likewise.
16886 (vax_d_format): Likewise.
16887 (vax_g_format): Likewise.
16888 (i370_single_format): Likewise.
16889 (i370_double_format): Likewise.
16890 (decimal_single_format): Likewise.
16891 (decimal_double_format): Likewise.
16892 (decimal_quad_format): Likewise.
16893 (c4x_single_format): Likewise.
16894 (c4x_extended_format): Likewise.
16895 (real_internal_format): Likewise.
16896 (coldfire_single_format): New real_format.
16897 (coldfire_double_format): Likewise.
16898 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16899 canonical_nan_lsbs_set.
16900 (pdp11_d_format): Likewise.
16901 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16902 if TARGET_COLDFIRE_CPU.
16904 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16906 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16907 (output_call, m68k_legitimize_call_address): Declare.
16908 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16909 parenthesees. Add support for a 'W' constraint.
16910 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16911 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16912 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16913 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16915 (override_options): Initialize them. Do not set flag_no_function_cse
16916 for TARGET_ID_SHARED_LIBRARY.
16917 (m68k_output_pic_call): Delete.
16918 (m68k_legitimize_call_address): New function.
16919 (print_operand): Remove the %o prefix. Handle the %p prefix.
16920 (output_call): New function.
16921 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16922 target address from the GOT if symbolic jumps are not allowed.
16923 * config/m68k/m68k.md (call, general_operand): Do not set
16924 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16925 Merge separate flag_pic and !flag_pic define_insns into...
16926 (*call, *call_value): ...these new patterns. Match the address
16927 rather than the containing MEM and require it to be a call_operand.
16928 Use output_call to generate the asm template.
16929 * config/m68k/predicates.md (const_call_operand): New predicate.
16930 (call_operand): Likewise.
16932 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16934 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16935 (STACK_GROWS_DOWNWARD): Define to 1.
16936 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16937 comments, emphasizing that these values are only defaults.
16938 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16939 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16941 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16943 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16945 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16946 Richard Sandiford <richard@codesourcery.com>
16948 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16949 (FP_REGNO_P): New macros.
16950 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16951 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16952 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16953 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16955 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16957 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16958 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16960 * config/m68k/t-floatlib: New file, extracting common code from...
16961 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16962 * config/m68k/t-uclinux: Here.
16963 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16964 routines on ColdFire targets.
16966 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16968 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16969 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16970 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16971 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16972 explicitly set MOTOROLA to 1.
16973 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16975 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16976 Nathan Sidwell <nathan@codesourcery.com>
16978 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16979 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16980 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16981 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16982 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16983 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16984 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16985 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16986 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16987 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16988 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16989 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16990 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16991 (DBX_REGISTER_NUMBER): Delete.
16992 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16993 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16994 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16996 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16998 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16999 * config/flat.h: New file.
17000 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17001 OBJECT_FORMAT_FLAT.
17002 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17003 indirect references for -msep-data or -mid-shared-library.
17004 Do not use PC-relative code addresses either.
17005 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17007 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17008 for shared libraries and crt1.o for executables. Use crti.o and
17010 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17011 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17012 Do not add -elf2flt or -shared-lib-id options here.
17013 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17014 Pass -shared-lib-id if -mid-shared-library, taking the library
17015 identifier from -mshared-library-id if given, otherwise
17017 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17018 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17019 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17020 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17021 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17022 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17024 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17025 jump sequence for ISA A and ISA A+.
17026 (PICJUMP): Likewise.
17028 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17030 * config.gcc (m68k-*-uclinux*): Base the port on the common
17031 and m68k GNU/Linux files rather than on the generic ELF ones.
17032 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17033 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17035 2007-01-18 Julian Brown <julian@codesourcery.com>
17036 Richard Sandiford <richard@codesourcery.com>
17038 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17039 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17040 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17042 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17043 80 unconditionally.
17044 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17046 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17048 * doc/install.texi: Document m68k-uclinuxoldabi.
17049 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17050 * config/m68k/uclinux-oldabi.h: New file, copied from
17051 config/m68k/uclinux.h.
17053 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17055 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17056 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17057 (m32r_compute_frame_size): Use unsigned for regno.
17058 (m32r_reload_lr): Use gen_frame_mem.
17060 (m32r_output_function_epilogue): Don't output the function epilogue
17062 (m32r_expand_epilogue): New.
17063 (direct_return): Return false if the function has the interrupt
17065 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17066 * config/m32r/m32r.md (epilogue): New expander.
17067 (return_lr, return_rte): New insns.
17068 (return): Make it expander.
17069 (return_normal): New expander.
17071 2007-01-18 Josh Conner <jconner@apple.com>
17074 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17075 support for UNLE, UNLT, UNGE, and UNGT.
17077 2007-01-18 Jan Hubicka <jh@suse.cz>
17079 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17080 * tree-tailcall (add_virtual_phis): Likewise.
17081 (optimize_tail_call): Return TODOs.
17082 (execute_tail_calls): Return TODOs.
17083 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17084 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17086 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17087 Cleanup cfg using TODO.
17088 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17089 * passes.c (execute_function_todo): When cleanup did something, remove
17091 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17092 (make_edges): Don't cleanup_cfg.
17094 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17096 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17097 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17098 operate on the top of stack.
17099 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17100 register handling of instructions that output to the second
17102 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17103 (move_for_stack_reg): Special-case check for dead destination
17104 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17106 * config/i386/i386.md (UNSPEC_TAN): New constant.
17107 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17108 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17109 to correctly model move of constant 1.0 to top stack slot.
17110 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17111 (unnamed peephole2 pattern): Remove corresponding peephole2
17112 pattern that optimizes tan insn and loading of constant 1.0.
17113 (tanxf2): Use fptanxf4_i387.
17114 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17115 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17116 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17117 disable patterns for SSE math.
17118 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17119 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17121 2007-01-18 Dirk Mueller <dmueller@suse.de>
17122 Richard Guenther <rguenther@suse.de>
17125 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17126 * common.opt (Warray-bounds): Add new warning option.
17127 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17129 * Makefile.in: make tree-vrp.o depend on toplev.h
17130 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17132 (check_array_refs, check_array_bounds, check_array_ref): New.
17134 2007-01-18 Jan Hubicka <jh@suse.cz>
17136 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17137 (execute_ssa_ccp): Return flags conditionally.
17138 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17140 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17142 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17144 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17145 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17147 * Makefile.c (GTFILES): Add cfglayout.h.
17148 * gengtype.c (open_base_files): Likewise.
17149 * cfglayout.c (cfg_layout_function_footer,
17150 cfg_layout_function_header) Reindent to make gengtype happy.
17151 * cfglayout.h (cfg_layout_function_footer,
17152 cfg_layout_function_header): Add GTY(()) marker.
17154 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17156 2007-01-18 Ben Elliston <bje@au.ibm.com>
17158 * genautomata.c (write_automata): Include xstrerror output in the
17159 error message if writing the DFA description file fails.
17161 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17163 * config/mips/mips-protos.h (mips_output_external): Make it
17165 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17166 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17167 (extern_list): Likewise.
17168 (extern_head): Likewise.
17169 (TARGET_ASM_FILE_END): Likewise.
17170 (mips_file_end): Likewise.
17171 (mips_output_external): Rewritten.
17173 2007-01-18 Ben Elliston <bje@au.ibm.com>
17175 * genpreds.c (write_insn_preds_c): Only write out the function
17176 body for regclass_for_constraint if we have register constraints.
17178 2007-01-17 Tom Tromey <tromey@redhat.com>
17180 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17181 * doc/install.texi (Testing): Use sourceware.org.
17182 (Binaries): Likewise.
17183 (Specific): Likewise.
17184 * doc/contrib.texi (Contributors): Use sourceware.org.
17186 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17188 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17189 (AVR_ENHANCED): Rename to ...
17190 (AVR_HAVE_MUL): ... new.
17191 (avr_enhanced_p): Rename to ...
17192 (avr_have_mul_p): ... new.
17193 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17194 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17195 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17196 (avr_have_mul_p): ... new.
17197 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17198 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17199 'avr_enhanced_p' and 'enhanced'.
17200 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17201 AVR_HAVE_MUL instead of AVR_ENHANCED.
17202 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17203 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17204 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17205 instead of AVR_ENHANCED.
17206 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17207 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17208 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17210 2007-01-17 Ian Lance Taylor <iant@google.com>
17212 * vec.h (VEC_reserve_exact): Define.
17213 (vec_gc_p_reserve_exact): Declare.
17214 (vec_gc_o_reserve_exact): Declare.
17215 (vec_heap_p_reserve_exact): Declare.
17216 (vec_heap_o_reserve_exact): Declare.
17217 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17219 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17220 negative parameter.
17221 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17222 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17223 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17224 * vec.c (calculate_allocation): Add exact parameter. Change all
17226 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17227 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17228 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17229 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17230 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17231 (vec_heap_p_reserve_exact): New function.
17232 (vec_heap_o_reserve_exact): New function.
17234 2007-01-17 Jan Hubicka <jh@suse.cz>
17236 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17238 2007-01-17 Eric Christopher <echristo@apple.com>
17240 * config.gcc: Support core2 processor.
17242 2007-01-16 Jan Hubicka <jh@suse.cz>
17244 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17245 the names, just unlink the chain so we don't crash on dangling
17249 2007-01-16 Jan Hubicka <jh@suse.cz>
17251 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17252 * tree-pass.h: Reorder to make IPA passes appear toegher.
17253 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17255 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17256 parameters, do not call early inliner.
17257 * ipa-inline.c: Update comments. Include tree-flow.h
17258 (cgraph_decide_inlining): Do not compute inlining parameters.
17259 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17260 be called with function context set up.
17261 (pass_ipa_inline): Remove unreachable functions before pass.
17262 (cgraph_early_inlining): Simplify assuming to be called from the
17264 (pass_early_inline): New pass.
17265 (cgraph_gate_ipa_early_inlining): New gate.
17266 (pass_ipa_early_inline): Turn into simple wrapper.
17267 (compute_inline_parameters): New function.
17268 (gate_inline_passes): New gate.
17269 (pass_inline_parameters): New pass.
17270 (apply_inline): Move here from tree-optimize.c
17271 (pass_apply_inline): New pass.
17272 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17274 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17275 doing them by hand.
17276 (tree_function_versioning): Do not allocate dummy struct function.
17277 * tree-inline.h (optimize_inline_calls): Update prototype.
17278 * tree-optimize.c (execute_fixup_cfg): Export.
17279 (pass_fixup_cfg): Remove
17280 (tree_rest_of_compilation): Do not apply inlines.
17281 * tree-flow.h (execute_fixup_cfg): Declare.
17282 * Makefile.in (gt-passes.c): New.
17283 * passes.c: Include gt-passes.h
17284 (init_optimization_passes): New passes.
17285 (nnodes, order): New static vars.
17286 (do_per_function_toporder): New function.
17287 (execute_one_pass): Dump current pass here.
17288 (execute_ipa_pass_list): Don't dump current pass here.
17290 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17292 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17293 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17295 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17297 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17298 (strong_alias): Define.
17299 (__gcc_qmul): Provide non-FMA for soft-float.
17300 (__gcc_qdiv): Same.
17305 (__gcc_qunord): New.
17315 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17316 soft-float functions.
17317 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17318 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17319 about long double soft float.
17321 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17322 Tehila Meyzels <tehila@il.ibm.com>
17324 * tree-vectorizer.h (is_pattern_stmt_p): New.
17325 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17326 formatting (tabs instead of spaces). Cleanup and clarify setting
17327 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17328 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17329 (vectorizable_type_demotion): Check that types are integral.
17330 (vectorizable_type_promotion): Likewise.
17331 (vectorizable_store): Fix typo. Eliminate new-line at end of
17334 2007-01-16 Jan Hubicka <jh@suse.cz>
17336 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17339 2007-01-15 Eric Christopher <echristo@apple.com>
17341 * ifcvt.c: Include vec.h, vecprim.h.
17342 (check_cond_move_block): New argument regs.
17343 Reorganize. Add registers used to regs.
17344 (cond_move_process_if_block): Use regs set above as
17347 2007-01-15 Eric Christopher <echristo@apple.com>
17349 * config/darwin.h: Update copyright.
17350 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17351 (LINK_COMMAND_SPEC): Add -u.
17352 (LINK_SPEC): Fix umbrella for above.
17354 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17356 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17359 2007-01-15 Tom Tromey <tromey@redhat.com>
17361 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17362 * doc/install.texi (Testing): Don't mention jacks.
17363 (Configuration): Document --enable-java-maintainer-mode. Move
17364 --with-java-home to libgcj-specific section. Document
17366 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17368 2007-01-15 Jan Hubicka <jh@suse.cz>
17370 * tree-ssa-dce.c (DCE_TODOs): New.
17371 (propagate_necessity): Return if something changed.
17372 (eliminate_unnecessary_stmts): Likewise.
17373 (perform_tree_ssa_dce): Return TODO flags when needed.
17374 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17376 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17378 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17379 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17380 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17381 patterns using X87MODEF12 mode macro. Extend operand 1
17382 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17383 (log10<mode>2): Ditto.
17384 (log2<mode>2): Ditto.
17385 (log1p<mode>2): Ditto.
17386 (logb<mode>2): Ditto.
17387 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17388 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17389 (*fxtractxf3_i387): Rename from *fxtractxf3.
17390 (fxtract_extend<mode>xf3_i387): New insn pattern.
17391 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17392 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17393 and gen_fyl2xxf3_i387().
17395 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17397 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17398 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17399 get_loop_exit_edges. Changed return type to bool.
17400 * cfgloop.h (fix_loop_placement): Declaration removed.
17402 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17404 * param.h (MIN_VECT_LOOP_BOUND): New.
17405 * params.def (MIN_VECT_LOOP_BOUND): New.
17406 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17407 argument - minimum threshold for number of iterations.
17408 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17409 argument to declaration.
17410 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17411 MIN_VECT_LOOP_BOUND.
17412 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17413 slpeel_tree_peel_loop_to_edge with additional argument.
17414 (vect_do_peeling_for_alignment): Likewise.
17415 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17417 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17420 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17421 operands of size 1.
17423 2007-01-14 Jan Hubicka <jh@suse.cz>
17425 * tree-dfa.c (remove_referenced_var): New function.
17426 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17427 prune referenced vars list too.
17428 * tree-flow.h (remove_referenced_var): Declare.
17430 2007-01-14 Jan Hubicka <jh@suse.cz>
17432 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17434 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17435 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17436 * except.h (verify_eh_throw_table_statements): Kill prototype.
17437 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17438 into call exrepssions.
17439 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17441 * tree-cfg.c: Include pointer-set.h.
17442 (verify_node_sharing): Work on pointer set.
17443 (verify_eh_throw_stmt_node): New.
17444 (verify_stmts): Use pointers sets, verify throw_stmt.
17446 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17448 * ipa-reference.c (analyze_function): Consider also addresses taken
17451 2007-01-12 Roger Sayle <roger@eyesopen.com>
17453 * c-typeck.c (null_pointer_constant_p): Replace use of
17454 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17455 (build_c_cast): Likewise.
17457 2007-01-12 Roger Sayle <roger@eyesopen.com>
17459 * tree.h (force_fit_type_double): Remove unused final argument.
17460 * c-common.c (constant_expression_warning): Replace use of
17461 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17462 (convert_and_check): Likewise.
17463 (shorten_compare): Update call to force_fit_type_double.
17464 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17465 * convert.c (convert_to_pointer): Update call to
17466 force_fit_type_double.
17467 * fold-const.c (force_fit_type_double): Remove overflowed_const
17469 (int_const_binop, fold_convert_const_int_from_int,
17470 fold_convert_const_int_from_real, fold_div_compare,
17471 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17472 fold_abs_const, fold_not_const): Remove the final argument from
17473 calls to force_fit_type_double.
17475 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17477 * configure.ac: Set insn to "nop" for spu-*-* also.
17478 * configure: Regenerate.
17480 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17482 * builtins.def : Add BUILT_IN_FREE.
17484 2007-01-12 Jan Hubicka <jh@suse.cz>
17486 PR tree-optimization/30443
17487 * tree-inline.c (tree_function_versioning): Do not optimize when
17488 cloning for inlining.
17490 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17492 * doc/loop.texi: Document recording of loop exits.
17493 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17494 (update_single_exits_after_duplication,
17495 update_single_exit_for_duplicated_loop,
17496 update_single_exit_for_duplicated_loops): Removed.
17497 (duplicate_loop_to_header_edge): Do not call
17498 update_single_exits_after_duplication and
17499 update_single_exit_for_duplicated_loops.
17500 (loop_version): Do not update single_exit information.
17501 (fix_loop_structure): Use record_loop_exits instead of
17502 mark_single_exit_loops.
17503 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17504 the lists of loop exits.
17505 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17506 split_edge, merge_blocks): Update the lists of loop exits.
17507 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17508 loop_optimizer_init.
17509 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17510 of mark_single_exit_loops.
17511 (loop_optimizer_finalize): Call release_recorded_exits.
17512 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17513 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17514 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17515 update single exit information.
17516 * lambda-code.c (perfect_nestify): Ditto.
17517 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17518 (mark_single_exit_loops): Removed.
17519 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17520 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17521 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17523 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17524 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17525 (verify_loop_structure): Verify consistency of the exit lists.
17526 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17527 (set_single_exit): Removed.
17528 * cfgloop.h (struct loop_exit): New function.
17529 (struct loop): single_exit_ field replaced by exits field.
17530 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17531 LOOPS_HAVE_RECORDED_EXITS.
17532 (struct loops): Added exits hash.
17533 (mark_single_exit_loops, set_single_exit): Declaration removed.
17534 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17536 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17538 * doc/invoke.texi: Avoid use of @headitem.
17540 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17542 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17544 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17546 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17549 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17550 Richard Sandiford <richard@codesourcery.com>
17552 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17553 * config/m68k/m68k.opt: Resort options.
17554 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17556 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17557 Richard Sandiford <richard@codesourcery.com>
17559 * doc/invoke.texi: Document the macros that are defined by
17560 m68k's -mtune and -mhard-float options.
17561 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17562 (m68k_cpp_cpu_family): Likewise.
17563 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17564 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17565 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17566 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17567 (m68k_cpp_cpu_family): Likewise.
17569 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17571 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17572 macros besides mc68000 as tuning macros. Use a switch statement
17573 to set them and mcpu32.
17575 2007-01-12 Julian Brown <julian@codesourcery.com>
17577 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17578 (TARGET_68040_ONLY): Rename to...
17579 (TARGET_68040): ...this.
17580 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17581 * config/m68k/m68k.md: Likewise.
17583 2007-01-12 Julian Brown <julian@codesourcery.com>
17584 Nathan Sidwell <nathan@codesourcery.com>
17585 Richard Sandiford <richard@codesourcery.com>
17587 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17588 the -mcpu= argument associated with the --with-cpu setting.
17589 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17590 if different from the one implied by the -mcpu setting.
17591 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17592 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17593 * doc/invoke.texi: Mention ColdFire in the introduction to the
17594 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17595 -mno-div and -mhard-float options. Make -m68881 a synonym for
17596 -mhard-float. Document the previously-undocumented -m5206e,
17597 -m528x, -m5307 and -m5407 options. Tweak the existing option
17598 documentation for consistency.
17599 * doc/install.texi: Mention new --with-cpu arguments.
17600 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17601 default CPU if neither -mcpu nor -march are specified.
17602 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17603 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17604 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17605 using m68k_tune to decide between families that implement the
17606 same ISA. Use m68k_tune to set __mcfv4e__.
17607 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17608 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17609 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17610 (FL_ISA_C, FL_ISA_MMU): New macros.
17611 (MASK_COLDFIRE): Delete.
17612 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17613 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17614 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17615 (TARGET_HARD_FLOAT): Do not define here.
17616 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17617 (TUNE_68000): New macro.
17618 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17619 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17620 (TUNE_CFV2): Redefine in terms of m68k_tune.
17621 (uarch_type, target_device, fpu_type): New enums.
17622 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17623 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17624 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17625 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17626 (FL_FOR_isa_c): New macros.
17627 (m68k_isa): New enum.
17628 (m68k_target_selection): New structure.
17629 (all_devices, all_isas, all_microarchs): New tables.
17630 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17631 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17632 (MASK_ALL_CPU_BITS): Delete.
17633 (m68k_find_selection): New function.
17634 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17635 Map the legacy target options to a combination of the new ones.
17636 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17637 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17638 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17640 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17641 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17643 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17644 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17645 * config/m68k/m68k-devices.def: New file.
17647 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17648 Nathan Sidwell <nathan@codesourcery.com>
17650 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17651 (SUBTARGET_EXTRA_SPECS): New macros.
17652 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17653 use %(asm_cpu_spec) instead.
17654 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17655 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17656 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17657 (EXTRA_SPECS): Rename to...
17658 (SUBTARGET_EXTRA_SPECS): ...this.
17660 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17661 Richard Sandiford <richard@codesourcery.com>
17662 Julian Brown <julian@codesourcery.com>
17664 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17665 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17666 to the configuration's default CPU.
17667 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17668 Remove default masks.
17669 (m680[012]0-*-*): Set the default with_cpu to the first part of
17671 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17672 (m68k*-*-linux): Extend the --with-cpu handling to...
17673 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17674 and m68010. Don't set target_cpu_default2.
17675 * doc/install.texi: Document --with-cpu for m68k.
17676 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17677 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17678 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17679 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17680 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17681 (ASM_SPEC): Remove use of %(asm_cpu_default).
17682 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17683 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17684 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17685 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17686 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17687 (TARGET_DEFAULT): Delete.
17688 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17689 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17690 (CPP_CPU_SPEC): Delete.
17691 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17692 the appropriate string.
17693 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17694 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17695 (ASM_SPEC): Don't use %(asm_default_spec).
17696 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17697 TARGET_DEFAULT and add MASK_68881.
17698 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17700 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17702 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17703 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17704 MASK_68010 alongside MASK_68020.
17705 * doc/invoke.texi: Document -m68010.
17706 * config/m68k/m68k.opt (m68010): New.
17707 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17709 (TUNE_68010): New macro.
17710 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17711 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17712 (M68K_CPU_m68332): Add MASK_68010.
17713 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17714 fallback definition.
17715 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17717 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17718 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17719 to all entries that use MASK_68020.
17720 (output_move_simode_const, output_move_himode, output_move_qimode)
17721 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17722 instead of TARGET_68020 to select clr behavior. Remove comment
17723 about there being no TARGET_68010.
17724 * config/m68k/m68k.md: Likewise throughout.
17726 2007-01-12 Julian Brown <julian@codesourcery.com>
17728 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17729 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17730 * config/m68k/m68k.md: Likewise.
17732 2007-01-12 Julian Brown <julian@codesourcery.com>
17734 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17735 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17737 2007-01-12 Julian Brown <julian@codesourcery.com>
17739 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17740 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17741 * config/m68k/m68k.md: Likewise.
17743 2007-01-12 Julian Brown <julian@codesourcery.com>
17744 Richard Sandiford <richard@codesourcery.com>
17746 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17747 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17748 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17750 (TARGET_CPU32): Rename to...
17751 (TUNE_CPU32): ...this.
17752 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17753 (TUNE_CFV2): New macros.
17754 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17755 remove conditions that are implied by TARGET_68020.
17756 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17757 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17758 (m68k_output_function_epilogue): Likewise.
17759 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17760 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17761 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17762 non-68000 timings. Refactor multiplication and division costs.
17763 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17764 TUNE_CPU32 instead of TARGET_CPU32.
17765 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17766 and TUNE_68060 instead of TARGET_68060.
17767 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17768 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17770 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17771 && !TARGET_COLDFIRE" to choose between moveq and clr.
17772 Likewise in the unnamed movsf pattern.
17773 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17774 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17777 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17779 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17780 of tabbing before backslashes.
17782 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17784 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17785 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17786 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17788 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17790 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17791 find_interesting_uses_cond.
17792 (find_interesting_uses_cond): Use extract_cond_operands.
17793 (rewrite_use_compare): Use extract_cond_operands and
17794 force_gimple_operand_bsi. Do not call update_stmt.
17795 (determine_use_iv_cost_condition): Use extract_cond_operands.
17796 Return cheaper of using original bound and changing the exit bound.
17798 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17800 PR tree-optimization/29516
17801 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17802 most_expensive_mult_to_index, addr_to_parts,
17803 create_mem_ref, maybe_fold_tmr): Make the type of
17804 fields of TARGET_MEM_REF sizetype.
17805 (move_fixed_address_to_symbol, move_pointer_to_base):
17807 * tree.def (TARGET_MEM_REF): Add comment on types of
17810 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17812 * c-common.c (vector_types_convertible_p): Treat opaque types as
17813 always convertible if they have the same size, but not otherwise.
17815 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17817 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17818 Remove the b_unconditional field.
17819 (noce_try_sign_mask): Do not look at b_unconditional.
17820 (noce_process_if_block): Do not use merge_if_blocks. Update
17821 the CFG here. Do not set b_unconditional.
17822 (cond_move_process_if_block): Likewise.
17823 (find_cond_trap): Likewise.
17824 (check_cond_move_block): Require simple jump insns at the end
17825 of the basic block.
17827 2007-01-11 Jan Hubicka <jh@suse.cz>
17829 PR tree-optimization/1046
17830 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17831 when alias info is not ready.
17832 (pass_tail_recursion): Do not require aliasing.
17833 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17834 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17835 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17836 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17837 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17838 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17839 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17841 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17842 When aliasing is not build, mark statement as volatile.
17844 2007-01-11 Tom Tromey <tromey@redhat.com>
17846 PR preprocessor/15185, PR preprocessor/20989:
17847 * doc/cppopts.texi <-MT>: Update description of algorithm for
17848 computing default target.
17849 <-M, -MD>: Reword "basename" text.
17851 2007-01-11 Roger Sayle <roger@eyesopen.com>
17853 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17854 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17855 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17856 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17857 fold_builtin_bswap, real_constp, fold_builtin_pow,
17858 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17859 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17860 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17861 * convert.c (convert_to_pointer): Likewise.
17862 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17863 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17864 const_binop, fold_convert_const_int_from_int,
17865 fold_convert_const_int_from_real,
17866 fold_convert_const_real_from_real, sign_bit_p,
17867 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17868 fold_sign_changed_comparison, fold_unary, fold_comparison,
17869 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17870 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17871 * print-tree.c (print_node_brief, print_node): Likewise.
17872 * stor-layout.c (place_field, layout_type): Likewise.
17873 * tree-chrec.c (keep_cast): Likewise.
17874 * tree.c (build_vector, build_real, build_real_from_int_cst,
17875 build_complex): Likewise.
17877 2007-01-11 Roger Sayle <roger@eyesopen.com>
17879 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17880 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17882 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17884 * configure.ac (strict1_warn): Rename to strict_warn.
17885 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17886 cc_set_by_configure, quoted_cc_set_by_configure,
17887 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17888 all_boot_languages, all_stagestuff): Remove.
17889 (target_list): Remove bootstrap targets.
17890 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17891 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17892 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17893 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17894 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17895 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17896 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17897 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17898 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17899 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17900 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17901 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17902 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17903 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17904 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17905 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17906 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17907 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17908 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17909 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17910 (mostlyclean): Adjust.
17911 (clean, distclean): Don't mention bootstrap stuff.
17912 * configure: Regenerate.
17913 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17914 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17915 treelang/config-lang.in (stagestuff): Remove.
17916 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17917 stageprofile, stagefeedback, stagestuff): Remove mention.
17919 2007-01-11 Nick Clifton <nickc@redhat.com>
17921 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17923 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17924 (mcore_arith_K_S_operand): Run the test for the S constraint not
17925 the test for the M constraint.
17926 (mcore_addsub_operand): Do not accept integer values that are
17927 larger than 32 bits.
17928 * config/mcore/mcore.md: Remove unused constraints from split.
17929 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17930 (addsi3): Likewise.
17931 (allocate_stack): Likewise.
17932 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17933 operands to 32 bits.
17934 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17936 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17937 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17938 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17939 mcore_output_bclri, mcore_output_andn, output_inline_const,
17940 mcore_output_move, mcore_output_movedouble): Likewise.
17941 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17942 (output_inline_const): Likewise.
17943 (output_inline_const): Fix format strings used in sprintf
17945 * config/mcore/mcore-protos.h: Update prototypes for changed
17946 functions in mcore.c.
17947 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17948 HOST_WIDE_INT and not int.
17949 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17950 CONST_OK_FOR_N): Likewise.
17951 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17952 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17955 2007-01-10 Jan Hubicka <jh@suse.cz>
17957 * tree-vrp.c (remove_range_assertions): Release defs.
17958 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17959 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17961 2007-01-10 Paul Brook <paul@codesourcery.com>
17963 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17964 * config/arm/arm.md (mulsi3subsi): New insn.
17966 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17968 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17969 (tree_transform_and_unroll_loop): New.
17970 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17973 2007-01-10 Robert Kennedy <jimbob@google.com>
17975 * fold-const.c (fold_comparison): Fold comparisons like (x *
17976 1000 < 0) to (x < 0).
17978 2007-01-10 Ian Lance Taylor <iant@google.com>
17980 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17981 operands have the same priority.
17983 2007-01-10 Tom Tromey <tromey@redhat.com>
17985 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17986 (fold_binary): Likewise.
17987 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17988 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17989 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17990 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17991 * langhooks.h (struct lang_hooks): Removed field
17992 'can_use_bit_fields_p'.
17994 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17996 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17998 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18000 * function.c (get_last_funcdef_no): New function.
18001 * function.h (get_last_funcdef_no): Declare.
18002 * tree-inline.c (initialize_cfun): Add initialization.
18003 (tree_function_versioning): Cleanup.
18005 2007-01-10 Jan Hubicka <jh@suse.cz>
18007 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18010 2007-01-10 Sa Liu <saliu@de.ibm.com>
18011 Ben Elliston <bje@au.ibm.com>
18013 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18014 for SAVE_NONLOCAL and Pmode for any other save level.
18015 * spu-protos.h (spu_restore_stack_block): Declare.
18016 * spu.md (save_stack_block): Remove.
18017 (restore_stack_block): Call spu_restore_stack_block.
18018 * spu.c (spu_restore_stack_block): New function.
18019 (spu_expand_epilogue): Remove old comment.
18021 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18023 PR tree-optimization/30322
18024 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18025 (cand_value_at): Return the value as aff_tree.
18026 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18027 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18028 aff_combination_mult): New functions.
18029 (aff_combination_add): Use aff_combination_add_cst.
18030 (aff_combination_convert): Allow conversions to a wider type.
18031 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18032 * tree-affine.h (aff_combination_mult): Declare.
18034 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18036 * doc/tm.texi: Update documentation to reflect reality of exec
18037 and start file search behaviours. Update copyright year.
18038 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18039 header file directories.
18041 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18043 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18044 (*cosxf2): Rename to cosxf2_i387.
18045 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18046 using X87MODEF12 mode macro. Rename patterns to
18047 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18049 (*cosdf2, *cossf2): Ditto.
18050 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18051 to match extended input operands.
18052 (sincos<mode>3): New expander.
18053 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18054 insn patterns and corresponding splitters.
18056 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18058 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18059 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18061 2007-01-09 Nicolas Pitre <nico@cam.org>
18064 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18066 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18068 * target.h (struct gcc_target): New field library_rtti_comdat.
18069 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18070 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18071 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18072 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18074 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18076 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18078 2007-01-08 Richard Guenther <rguenther@suse.de>
18080 * tree.h (force_fit_type_double): Export.
18081 (force_fit_type): Remove.
18082 * fold-const.c (force_fit_type_double): New function.
18083 (force_fit_type): Remove.
18084 (int_const_binop): Use it.
18085 (fold_convert_const_int_from_int): Likewise.
18086 (fold_convert_const_int_from_real): Likewise.
18087 (fold_div_compare): Likewise.
18088 (fold_sign_changed_comparison): Likewise.
18089 (fold_unary): Likewise.
18090 (fold_negate_const): Likewise.
18091 (fold_abs_const): Likewise.
18092 (fold_not_const): Likewise.
18093 * c-common.c (shorten_compare): Use force_fit_type_double.
18094 * convert.c (convert_to_pointer): Likewise.
18096 2007-01-08 Richard Guenther <rguenther@suse.de>
18098 * tree.h (build_int_cst_wide_type): Export.
18099 * tree.c (build_int_cst_wide_type): New function.
18100 (build_int_cst_wide): Fix comment.
18101 * builtins.c (fold_builtin_object_size): Use build_int_cst
18102 to build -1 or 0 of the correct type. Use fit_double_type
18103 to check for overflow.
18104 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18106 (decode_field_reference): Likewise.
18107 (all_ones_mask_p): Likewise.
18108 (native_interpret_int): Use build_int_cst_wide_type.
18109 (fold_binary): Use build_int_cst_type to build an all-ones
18111 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18113 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18115 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18117 2007-01-09 Ben Elliston <bje@au.ibm.com>
18119 * genautomata.c (STATS_OPTION): New option.
18120 (stats_flag): New flag.
18121 (gen_automata_option): Handle it.
18122 (initiate_automaton_gen): Ditto.
18123 (write_automata): Output statistics only if stats_flag is
18124 set. Likewise, output time statistics only if time_flag is set.
18125 * doc/md.texi (Processor pipeline description): Document new flag.
18127 2007-01-08 Richard Guenther <rguenther@suse.de>
18129 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18130 * tree.c (build_int_cst_type): Likewise.
18131 (size_in_bytes): Don't call force_fit_type on the result.
18132 (int_fits_type_p): Use fit_double_type.
18133 * fold-const.c (fit_double_type): New function.
18134 (force_fit_type): Use it.
18135 * tree.h (fit_double_type): Export.
18137 2007-01-08 Jan Hubicka <jh@suse.cz>
18139 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18140 * ipa.c (function_and_variable_visibility): Fix return type.
18142 2007-01-08 Richard Guenther <rguenther@suse.de>
18144 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18145 of offset to build the index.
18146 * tree-pretty-print.c (dump_generic_node): Don't build negated
18147 const just for printing.
18148 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18149 * builtins.c (fold_builtin_int_roundingfn): Check if result
18150 fits the type by using force_fit_type and comparing the result.
18151 * predict.c (predict_loops): Use compare_tree_int for comparison.
18152 * tree.c (build_int_cst): Fall back to integer_type_node for
18154 (build_int_cst_wide): Assert type is non-null.
18156 2007-01-08 Roberto Costa <roberto.costa@st.com>
18158 * tree-vrp.c (extract_range_from_cond_expr): New.
18159 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18160 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18162 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18163 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18164 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18165 used as expressions.
18166 * tree-object-size.c (cond_expr_object_size): New.
18167 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18169 2007-01-08 Jan Hubicka <jh@suse.cz>
18171 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18172 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18175 2007-01-08 Richard Guenther <rguenther@suse.de>
18177 PR tree-optimization/23603
18178 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18179 (extract_range_from_binary): Fall back to truthvalue instead of
18180 varying for TRUTH_*_EXPR.
18181 (extract_range_from_comparison): Fall back to truthvalue instead of
18183 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18184 if all visited PHI values were constant.
18186 2007-01-08 Jan Hubicka <jh@suse.cz>
18188 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18189 (cgraph_analyze_function): break out from ...
18190 (cgraph_finalize_compilation_unit): ... here.
18191 (cgraph_expand_function): Remove forgoten commented out line.
18192 (cgraph_optimize): Analyze functions.
18194 2007-01-08 Jan Hubicka <jh@suse.cz>
18196 * tree-pas.h (TODO_remove_function): New flag.
18197 (TODO_update*): Renumber.
18198 (pass_ipa_increase_alignment,
18199 pass_ipa_function_and_variable_visibility): New passes.
18200 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18201 (cgraph_function_and_variable_visibility): Move to ipa.c
18202 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18203 cgraph_increase_alignment.
18204 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18205 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18206 calling tree-inline.
18207 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18208 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18209 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18210 (gate_increase_alignment): New function.
18211 (pass_ipa_increase_alignment): New pass.
18212 * ipa.c: Inline tree-pass.h and timevar.h
18213 (function_and_variable_visibility): Move here from cgraphunit.c
18214 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18215 * passes.c (init_optimization_passes): Add the two new passes.
18216 (execute_todo): Handle cgraph_remove_functions.
18218 2007-01-08 Nick Clifton <nickc@redhat.com>
18220 * config/frv/predicates.md (reg_or_0_operand): Accept
18223 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18225 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18226 * config.gcc: Add bfin*-rtems*.
18228 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18230 * c.opt: Add -flax-vector-conversions.
18231 * c-typeck.c (convert_for_assignment): Pass flag to
18232 vector_types_convertible_p to allow emission of note.
18233 (digest_init): Likewise.
18234 * c-opts.c: Handle -flax-vector-conversions.
18235 * c-common.c (flag_lax_vector_conversions): New.
18236 (vector_types_convertible_p): Unless -flax-vector conversions
18237 has been passed, disallow conversions between vectors with
18238 differing numbers of subparts and/or element types. If such
18239 a conversion is disallowed, possibly emit a note on the first
18240 occasion only to inform the user of -flax-vector-conversions.
18241 The new last argument specifies this.
18242 * c-common.h (flag_lax_vector_conversions): New.
18243 (vector_types_convertible_p): Add extra argument.
18244 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18245 char_type_node for V*QI type vectors.
18246 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18247 Update to satisfy new typechecking rules.
18248 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18249 C and C++ variants.
18250 * doc/invoke.texi (C Dialect Options): Document
18251 -flax-vector-conversions.
18253 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18255 PR tree-optimization/29877
18256 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18257 a register variable on the RHS to not be replaceable.
18259 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18260 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18261 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18262 const_simm15, const_pow2, const_npow2): Added.
18263 * config/score/misc.md (insv, extv, extzv, movmemsi,
18264 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18265 * config/score/score.c (score_address_cost, score_select_cc_mode):
18267 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18268 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18269 Update score_print_operand.
18270 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18271 Adjust register allocate order and update some macro define.
18272 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18273 mdx_block_move_straight, mdx_block_move_loop_head,
18274 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18275 mdx_block_move_loop, mdx_block_move): Added.
18276 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18277 mdp_limm): Updated and fix some bug and typo.
18278 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18279 (movsf, movdf, doloop_end): Added.
18281 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18283 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18284 config/arm/thumb2.md: Fix comment typos.
18285 * doc/extend.texi: Fix a typo.
18287 2007-01-07 Eric Christopher <echristo@apple.com>
18289 * configure.ac: Check for __stack_chk_fail for darwin.
18290 * configure: Regenerate.
18292 2007-01-07 Richard Guenther <rguenther@suse.de>
18294 * tree-vrp.c (extract_range_from_assert): CSE calls to
18295 compare_values where possible.
18296 (extract_range_from_unary_expr): Likewise.
18298 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18300 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18301 * config/avr/avr.c (call_insn_operand): Delete function.
18302 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18303 instead of register number. Use predicates.
18304 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18305 call_insn_operand): Add.
18307 2007-01-06 Jan Hubicka <jh@suse.cz>
18309 * tree-pass.h (pass_build_cgraph_edges): Declare.
18310 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18311 (visited_nodes): Remove.
18312 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18313 build_cgrpah_edges; make visited_nodes local.
18314 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18315 (record_references_in_initializer): Move to cgraphbuild.c
18316 (initialize_inline_failed, rebuild_cgraph_edges,
18317 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18318 (verify_cgraph_node): Make visited_nodes local.
18319 (cgraph_analyze_function): Do not call cgraph_create_edges and
18320 initialize_inline_failed.
18321 (cgraph_expand_function): Do not call cgraph_lower_function;
18322 assert that function is already lowered.
18323 * Makefile.in (cgraphbuild.o): New.
18324 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18325 at the end of lowering passes.
18327 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18329 * ifcvt.c (cond_move_convert_if_block): New function, code
18330 factored out from...
18331 (cond_move_process_if_block): ...here. Call the new function
18332 on the THEN and ELSE blocks.
18333 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18334 already takes care of this.
18336 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18339 * tree.h (TREE_OVERFLOW_P): New.
18340 * c-typeck.c (parser_build_unary_op): Warn only if result
18341 overflowed and operands did not.
18342 (parser_build_binary_op): Likewise.
18343 (convert_for_assignment): Remove redundant overflow_warning.
18344 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18346 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18348 * c-typeck.c (store_init_value): Split over two lines to follow
18349 the GNU coding style.
18351 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18353 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18354 __GXX_EXPERIMENTAL_CXX0X__.
18355 * doc/cpp.texi: Same.
18357 2007-01-05 Richard Guenther <rguenther@suse.de>
18359 PR middle-end/27826
18360 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18361 with mismatched types. Instead explicitly build a
18362 conversion NOP_EXPR.
18364 2007-01-05 Ian Lance Taylor <iant@google.com>
18366 * c-common.c (decl_with_nonnull_addr_p): New function.
18367 (c_common_truthvalue_conversion): Call it.
18368 * c-typeck.c (build_binary_op): Likewise.
18369 * c-common.h (decl_with_nonnull_addr_p): Declare.
18371 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18374 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18377 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18379 * doc/install.texi (Final install): Document the fact that
18380 the GNAT runtime should not be stripped.
18382 2007-01-04 Jan Hubicka <jh@suse.cz>
18384 * tree-inline.c (fold_marked_statements): Update operand caches
18385 and EH after folding
18387 2007-01-04 Ian Lance Taylor <iant@google.com>
18389 * c-common.c (check_function_nonnull): Whitespace fix.
18391 2007-01-04 Jan Hubicka <jh@suse.cz>
18393 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18394 comitted older version of patch.
18395 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18396 function, celanup cfg and collect garbage.
18398 2007-01-04 Mike Stump <mrs@apple.com>
18400 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18403 2007-01-04 Eric Christopher <echristo@apple.com>
18405 * libgcc2.c (__bswapsi2): Use SItype.
18406 (__bswapdi2): Use DItype.
18407 * libgcc2.h: Update for above.
18409 2007-01-04 Paul Brook <paul@codesourcery.com>
18411 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18412 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18413 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18414 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18415 umulsi3_highpart): Make conditional on !arm_arch6.
18416 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18417 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18418 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18419 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18420 umulsi3_highpart_v6): New insns.
18422 2007-01-04 Roger Sayle <roger@eyesopen.com>
18424 * fold-const.c (fold_convert): When casting an expression to void,
18425 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18426 have a type. Instead of attempting to build a NOP_EXPR, return
18427 these "special" trees directly.
18429 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18431 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18432 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18433 rs6000_cost->fp not 0 as adjustment for outer NEG.
18435 2007-01-04 Jan Hubicka <jh@suse.cz>
18437 * cgraph.c (cgraph_release_function_body): New function.
18438 (cgraph_remove_node): Use it.
18439 * cgraph.h (cgraph_release_function_body): Declare.
18440 * cgraphunit.c (cgraph_expand_function): Use it.
18441 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18442 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18443 is initialized and while compilation of other function is running.
18444 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18445 statement CFG annotations from here to ...
18446 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18448 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18450 * cfgloop.h (enum li_flags): Make the constants powers of two.
18452 2007-01-04 Jan Hubicka <jh@suse.cz>
18454 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18456 (fold_marked_statements): New function.
18457 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18458 * tree-inline.h (copy_body_data): Add statements_to_fold.
18460 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18462 * config.gcc: Mention libgcc/config.host.
18463 * Makefile.in: Update comments mentioning libgcc.
18464 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18465 (all.cross, start.encap, rest.encap, rest.cross): Update
18466 dependencies for libgcc move.
18467 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18468 (clean-target, clean-target-libgcc): Delete.
18469 (srcdirify, GCC_EXTRA_PARTS): New macros.
18470 (libgcc-support, libgcc.mvars): New rules.
18471 (distclean): Remove mention of mklibgcc.
18472 (install): Don't reference INSTALL_LIBGCC.
18473 (install-common): Don't reference EXTRA_PARTS.
18474 (install-libgcc, install-multilib): Delete rules.
18475 * mklibgcc.in: Delete file.
18476 * doc/configfiles.texi: Don't mention mklibgcc.
18478 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18479 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18480 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18481 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18482 (mklibgcc, ldblspecs): Likewise.
18484 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18485 (posixpre.def): Use $(T).
18486 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18487 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18488 (SHLIB_LINK): Make dummy.
18489 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18491 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18493 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18494 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18495 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18496 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18498 * configure.ac (all_outputs): Remove mklibgcc.
18499 * configure: Regenerated.
18501 2007-01-03 Josh Conner <jconner@apple.com>
18503 PR middle-end/29683
18504 * calls.c (compute_argument_addresses): Set stack and stack_slot
18505 for partial args, too.
18506 (store_one_arg): Use locate.size.constant for the size when
18507 generating a save_area.
18509 2007-01-03 Robert Kennedy <jimbob@google.com>
18511 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18512 whose definitions are deleted due to basic block merging.
18514 2007-01-03 Paul Brook <paul@codesourcery.com>
18517 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18519 (use_return_insn): Return 0 for Thumb interrupt functions.
18520 (print_multi_reg): Add rfe argument for IRQ returns.
18521 (arm_output_epilogue): Pop interrupt return address directly into PC.
18522 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18524 2007-01-03 Paul Brook <paul@codesourcery.com>
18526 Merge from sourcerygxx-4_1.
18527 * config/arm/thumb2.md: New file.
18528 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18530 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18531 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18532 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18533 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18535 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18536 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18538 * config/arm/ieee754-sf.S: Ditto.
18539 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18540 (thumb1_base_register_rtx_p): ... to this.
18541 (thumb_index_register_rtx_p): Rename...
18542 (thumb1_index_register_rtx_p): ... to this.
18543 (thumb_output_function_prologue): Rename...
18544 (thumb1_output_function_prologue): ... to this.
18545 (thumb_legitimate_address_p): Rename...
18546 (thumb1_legitimate_address_p): ... to this.
18547 (thumb_rtx_costs): Rename...
18548 (thumb1_rtx_costs): ... to this.
18549 (thumb_compute_save_reg_mask): Rename...
18550 (thumb1_compute_save_reg_mask): ... to this.
18551 (thumb_final_prescan_insn): Rename...
18552 (thumb1_final_prescan_insn): ... to this.
18553 (thumb_expand_epilogue): Rename...
18554 (thumb1_expand_epilogue): ... to this.
18555 (arm_unwind_emit_stm): Rename...
18556 (arm_unwind_emit_sequence): ... to this.
18557 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18558 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18559 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18560 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18561 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18562 thumb2_output_casesi): New functions.
18563 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18564 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18565 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18566 THUMB2_WORK_REGS): Define.
18567 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18568 arm_condexec_mask, arm_condexec_masklen)): New variables.
18569 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18570 (arm_override_options): Check new CPU capabilities.
18571 Set new architecture flag variables.
18572 (arm_isr_value): Handle v7m interrupt functions.
18573 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18575 (const_ok_for_arm): Handle Thumb-2 constants.
18576 (arm_gen_constant): Ditto. Use movw when available.
18577 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18579 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18580 (thumb_find_work_register, arm_load_pic_register,
18581 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18582 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18583 print_multi_reg, output_mov_long_double_fpa_from_arm,
18584 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18585 output_mov_double_fpa_from_arm, output_move_double,
18586 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18587 output_return_instruction, arm_output_function_prologue,
18588 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18589 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18590 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18591 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18592 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18593 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18595 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18596 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18597 (arm_file_start): Output directive for unified syntax.
18598 (arm_unwind_emit_set): Handle stack alignment instruction.
18599 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18600 Add v6t2, v7, v7a, v7r and v7m.
18601 (RETLDM): Add Thumb-2 code.
18602 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18603 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18604 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18605 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18606 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18607 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18608 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18609 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18610 ADJUST_INSN_LENGTH): Define.
18611 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18612 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18613 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18614 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18615 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18616 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18617 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18618 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18619 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18620 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18621 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18622 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18623 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18624 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18625 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18626 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18627 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18629 * config/arm/arm-tune.md: Regenerate.
18630 * config/arm/arm-protos.h: Update prototypes.
18631 * config/arm/vfp.md: Enable patterns for Thumb-2.
18632 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18633 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18634 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18635 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18636 * config/arm/libunwind.S: Add Thumb-2 code.
18637 * config/arm/constraints.md: Update include Thumb-2.
18638 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18639 * config/arm/ieee754-df.S: Ditto.
18640 * config/arm/bpabi.S: Ditto.
18641 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18642 * config/arm/predicates.md (low_register_operand,
18643 low_reg_or_int_operand, thumb_16bit_operator): New.
18644 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18645 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18646 * config/arm/t-arm-elf: Add armv7 multilib.
18647 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18649 (UNSPEC_STACK_ALIGN, ce_count): New.
18650 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18651 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18653 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18654 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18655 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18656 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18657 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18658 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18660 * doc/extend.texi: Document ARMv7-M interrupt functions.
18661 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18663 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18665 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18666 (struct _Unwind_Context): Rename args_size to flags, remove
18667 signal_frame field, add a new args_size field and version field.
18668 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18669 _Unwind_IsExtendedContext): New inline functions.
18670 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18671 Assume by_value array is only present if _Unwind_IsExtendedContext.
18672 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18673 _Unwind_IsSignalFrame.
18674 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18675 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18676 (uw_init_context_1): Initialize context->flags to
18677 EXTENDED_CONTEXT_BIT.
18678 * config/rs6000/linux-unwind.h (frob_update_context): Use
18679 _Unwind_SetSignalFrame.
18681 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18683 PR middle-end/30353
18684 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18685 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18688 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18690 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18691 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18692 RET, AT_SP): Remove.
18693 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18696 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18697 * cfgbuild.c (find_basic_blocks): Likewise.
18698 * cfgrtl.c (rtl_create_basic_block): Likewise.
18699 * function.c (temp_slots_at_level): Likewise.
18700 * reg-stack.c (stack_regs_mentioned): Likewise.
18701 * regclass.c (allocate_reg_info): Likewise.
18702 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18703 set_bb_for_stmt, move_block_to_fn): Likewise.
18704 * tree-complex.c (tree_lower_complex): Likewise.
18705 * vec.h (VEC_safe_grow_cleared): New.
18707 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18709 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18711 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18712 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18714 * cfgloopmanip.c (scale_loop_frequencies): Export.
18715 (loopify): Scale the frequencies by prescribed coefficients.
18716 (set_zero_probability): New function.
18717 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18718 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18719 and frequencies according to arguments.
18720 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18722 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18723 * modulo-sched.c (sms_schedule): Set probabilities for entering
18724 versioned loop correctly.
18725 * tree-vect-transform.c (vect_transform_loop): Ditto.
18726 * cfgloop.h (loopify, loop_version): Declaration changed.
18727 (scale_loop_frequencies): Declared.
18729 2007-01-02 Jan Hubicka <jh@suse.cz>
18731 * cgraph.c: Include tree-flow.h
18732 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18733 early_local_passes.
18734 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18735 * tree-pass.h (pass_all_early_optimizations): Declare.
18736 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18737 early_local_passes.
18738 (cgraph_analyze_function): Do early_local_passes.
18739 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18740 Do not add referenced vars.
18741 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18743 (gate_all_early_local_passes): New gate.
18744 (pass_early_local_passes): Use new gate.
18745 (execute_early_local_optimizations): New functions.
18746 (gate_all_early_optimizations): New gate.
18747 (pass_all_early_optimizations): New pass.
18748 (execute_free_datastructures): Free SSA only when initialized.
18749 (gate_init_datastructures): Init only when optimizing.
18750 (tree_lowering_passes): Do early local passes when called late.
18751 * tree-profile.c (do_tree_profiling): Don't profile functions added
18753 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18754 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18756 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18757 during early_local_passes.
18758 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18761 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18763 * Makefile.in: Update copyright year.
18765 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18767 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18768 in $(lang_checks) and check-consistency targets.
18770 2007-01-02 Jan Hubicka <jh@suse.cz>
18772 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18773 Do not add referenced vars.
18774 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18776 * passes.c (init_optimization_passes): Put mudflap_2 after
18777 free_datastructures.
18779 2007-01-02 Jan Hubicka <jh@suse.cz>
18781 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18782 Set NOTHROW flag on call statements proved to be nothrow.
18783 Update statement of local calls so new pure/const functions are
18784 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18786 (tree_rest_of_compilation): Register hooks and initialize bitmap
18787 early. Do not set after_inlining flag.
18789 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18791 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18792 HOST_BITS_PER_LONGLONG
18794 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18797 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18798 warning for non-static initializers.
18800 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18802 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18803 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18804 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18805 Always use set_unique_reg_note to add REG_EQUAL notes.
18807 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18810 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18812 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18813 * cfgbuild.c (find_basic_blocks): Likewise.
18814 * cfgrtl.c (rtl_create_basic_block): Likewise.
18815 * function.c (temp_slots_at_level): Likewise.
18816 * reg-stack.c (stack_regs_mentioned): Likewise.
18817 * regclass.c (allocate_reg_info): Likewise.
18818 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18819 set_bb_for_stmt, move_block_to_fn): Likewise.
18820 * tree-complex.c (tree_lower_complex): Likewise.
18821 * vec.h (VEC_safe_grow_cleared): New.
18823 2007-01-02 Ian Lance Taylor <iant@google.com>
18825 * c-common.c (c_common_truthvalue_conversion): When warning about
18826 using an assignment as a truth value, set TREE_NO_WARNING.
18828 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18831 * c.opt (Wold-style-declaration): New.
18832 * doc/invoke.texi (C-only Warning Options): New.
18833 (Wold-style-declaration): Document it.
18834 (Wextra): Enabled by -Wextra.
18835 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18836 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18837 -Wold-style-declaration.
18839 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18841 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18842 * cfgbuild.c (find_basic_blocks): Likewise.
18843 * cfgrtl.c (rtl_create_basic_block): Likewise.
18844 * function.c (temp_slots_at_level): Likewise.
18845 * reg-stack.c (stack_regs_mentioned): Likewise.
18846 * regclass.c (allocate_reg_info): Likewise.
18847 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18848 set_bb_for_stmt, move_block_to_fn): Likewise.
18849 * tree-complex.c (tree_lower_complex): Likewise.
18850 * vec.h (VEC_safe_grow_cleared): New.
18852 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18854 * c-common.c (c_common_nodes_and_builtins): Since variants of
18855 void_type_node get built before it is given a name, we need to
18856 give those variants the name, too.
18857 (complete_array_type): We need to work with the canonical main
18858 type of the array, from which we will build the qualified version.
18859 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18860 * print-tree.c (print_node): Display canonical type information
18862 * stor-layout.c (layout_type): When we don't know the
18863 alignment of a type for which we're building an array, we end up
18864 guessing wrong, so make the type require structural equality.
18865 * tree.c (make_node_stat): When we build a new type, it is its
18866 own canonical type.
18867 (build_type_attribute_qual_variant): When building an attribute
18868 variant, its canonical type is the non-attribute variant. However,
18869 if the attributes are target-dependent and they differ, we need to
18870 use structural equality checks for this type.
18871 (build_qualified_type): A qualified type is not equivalent to its
18872 unqualified variant; set the canonical type appropriately.
18873 (build_distinct_type_copy): When building a distinct type from
18874 another type, the new type is its own canonical type.
18875 (build_variant_type_copy): When building a new type variant, we
18876 assume that it is equivalent to the original type.
18877 (build_pointer_type_for_mode): When building a pointer type, also
18878 build a canonical type pointer.
18879 (build_reference_type_for_mode): When building a reference type,
18880 also build a canonical type reference.
18881 (build_index_type): When we can't hash an index type (e.g.,
18882 because its maximum value is negative), the index type requires
18883 structural equality tests.
18884 (build_array_type): Build the canonical form of an array type.
18885 (build_function_type): Function types require structural equality,
18886 because they contain default arguments, attributes, etc.
18887 (build_method_type_directly): Ditto for method types.
18888 (build_offset_type): Build the canonical offset type.
18889 (build_complex_type): Build the canonical vector type.
18890 (make_vector_type): Build the canonical vector type.
18891 * tree.h (TYPE_CANONICAL): New.
18892 (TYPE_STRUCTURAL_EQUALITY_P): New.
18893 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18894 (struct tree_type): Added "canonical" field.
18895 * params.h (VERIFY_CANONICAL_TYPES): New.
18896 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18897 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18898 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18899 * doc/invoke.texi (verify-canonical-types): Document --param
18900 parameter for verifying canonical types.
18902 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18904 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18905 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18906 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18907 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18909 * config/rs6000/e500.h: New.
18910 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18911 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18913 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18914 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18915 TARGET_E500_DOUBLE): Remove.
18916 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18917 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18918 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18919 * config/rs6000/rs6000.c (rs6000_override_options): Use
18920 CHECK_E500_OPTIONS.
18922 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18924 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18925 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18926 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18927 rs6000_emit_cmove): Don't check TARGET_E500.
18928 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18929 sordered): Don't check TARGET_E500.
18931 2007-01-01 Eric Christopher <echristo@apple.com>
18933 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18934 HARD_REGISTER_NUM_P.
18936 2007-01-01 Roger Sayle <roger@eyesopen.com>
18938 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18939 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18940 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18943 2007-01-01 Mike Stump <mrs@apple.com>
18945 * configure.ac: Remove support for building with Apple's gcc-3.1.
18947 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18949 PR middle-end/30311
18950 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18951 REG is a hard register. Do not modify REG before calling
18953 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18954 multiple of the size of YMODE for certain lowpart cases.
18956 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18958 PR middle-end/30253
18959 * gimplify (voidify_wrapper_expr): Update for
18960 GIMPLE_MODIFY_STMT.
18962 2007-01-01 Andreas Schwab <schwab@suse.de>
18965 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18966 save of BR0 in extra_spill_size instead of spill_size.
18967 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18969 (ia64_expand_epilogue): Restore BR0 from its new location.
18971 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18973 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18974 Use a temporary variable if the left hand side is not a gimple
18977 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18979 * gimplify.c (gimplify_return_expr): Make the temporary variable
18980 for the return expression, a gimple register variable.
18982 2007-01-01 Jan Hubicka <jh@suse.cz>
18984 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18987 2007-01-01 Mike Stump <mrs@apple.com>
18989 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18991 * config/darwin.c (machopic_select_rtx_section): Use
18992 HAVE_GAS_LITERAL16.
18993 (darwin_mergeable_constant_section): Likewise.
18994 * configure: Regenerate.
18995 * config.in: Regenerate.
18997 2007-01-01 Jan Hubicka <jh@suse.cz>
18998 Andrew Pinski <pinskia@gmail.com>
19000 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19001 before starting IPA passes.