1 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
3 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
6 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
8 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
11 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12 (USE_CANONICAL_TYPES): New.
13 * doc/invoke.texi (verify-canonical-types): Remove.
14 (use-canonical-types): Add.
16 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
18 * config/spu/spu.c (spu_optimization_options): Remove setting of
19 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
20 (spu_override_options): Move it here.
22 2007-07-11 Richard Sandiford <richard@codesourcery.com>
24 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
25 * config/mips/mips.c (mips_cpu_info_table): Mention
26 MIPS_ISA_LEVEL_SPEC in the comment.
28 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
30 PR tree-optimization/32713
31 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
33 2007-07-11 Paolo Carlini <pcarlini@suse.de>
36 * c-opts.c (c_common_post_options): Do not change flag_complex_method
37 conditional to flag_isoc99.
38 (c_common_init_options): Do it here, unconditionally.
40 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
42 PR tree-optimization/32589
43 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
44 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
45 * tree-ssa-propagate.c (valid_gimple_expression_p): New
46 predicate, extracted from...
47 (set_rhs): ...here. Call it for the expression on entry.
48 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
49 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
50 (simplify_binary_expression): Use valid_gimple_expression_p
51 to validate the simplification.
52 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
54 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
56 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
57 DWARF2_DEBUG on 32 bit target too.
58 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
60 2007-07-11 Nick Clifton <nickc@redhat.com>
62 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
63 version for 64-bit hosts.
65 2007-07-10 David Daney <ddaney@avtrex.com>
67 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
69 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
71 * config/mips/mips.c (mips_expand_synci_loop): New function.
72 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
76 (clear_cache): New expand.
81 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
83 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
84 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
86 2007-07-10 Ian Lance Taylor <iant@google.com>
88 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
91 2007-07-10 David Daney <ddaney@avtrex.com>
93 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
94 * builtins.c (expand_builtin___clear_cache): New function.
95 (expand_builtin): Call expand_builtin___clear_cache for
96 BUILT_IN_CLEAR_CACHE case.
97 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
98 * doc/md.texi (clear_cache): Document new instruction pattern.
99 * testsuite/gcc.dg/builtins-64.c: New test.
101 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
103 * config/cris/cris.md ("movsi"): Fix typo in last change.
105 2007-07-09 Geoffrey Keating <geoffk@apple.com>
108 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
110 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
111 * varasm.c (assemble_start_function): Honor DECL_ALIGN
112 for FUNCTION_DECLs. Don't use align_functions_log if
114 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
115 even for FUNCTION_DECLs.
116 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
118 * tree.h (DECL_ALIGN): Update for new location of 'align'.
119 (DECL_FUNCTION_CODE): Update for new location and name of
121 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
122 (struct tree_decl_common): Move 'align' and 'off_align' out
123 of union, ensure they're still on a 32-bit boundary. Remove
124 other fields in union 'u1'.
125 (struct tree_function_decl): Add field 'function_code' replacing
126 'u1.f' in tree_decl_common.
127 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
128 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
129 (Variable Attributes): Cross-reference 'aligned' attribute
130 to Function Attributes.
131 * flags.h (force_align_functions_log): Delete.
132 * toplev.c (force_align_functions_log): Delete.
134 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
137 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
138 (*vec_concatv2di_rex): New insn pattern.
140 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
143 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
145 2007-07-10 Ian Lance Taylor <iant@google.com>
147 Replace no_new_pseudos in backends.
148 * rtl.h (can_create_pseudo_p): Define.
149 * config/darwin.c (machopic_indirect_data_reference): Use
150 can_create_pseudo_p () instead of no_new_pseudos.
151 (machopic_indirect_data_reference): Likewise.
152 (machopic_legitimize_pic_address): Likewise.
153 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
154 (alpha_emit_set_const_1): Likewise.
155 (alpha_emit_set_const): Likewise.
156 (alpha_emit_conditional_move): Likewise.
157 (alpha_split_conditional_move): Likewise.
158 * config/alpha/alpha.md (various splitters): Likewise.
160 * config/arm/arm.c (legitimize_pic_address): Likewise.
161 (arm_load_pic_register): Likewise.
162 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
163 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
164 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
165 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
166 * config/cris/cris.md (movsi): Likewise.
167 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
168 (symGOTOFF2reg_hilo): Likewise.
169 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
170 * config/h8300/h8300.md (insv, extzv): Likewise.
171 * config/i386/i386.c (ix86_expand_move): Likewise.
172 (ix86_expand_vector_move): Likewise.
173 (ix86_prepare_fp_compare_args): Likewise.
174 (ix86_expand_carry_flag_compare): Likewise.
175 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
176 (tls_dynamic_gnu2_combine_32): Likewise.
177 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
178 * config/ia64/ia64.c (ia64_expand_move): Likewise.
179 (ia64_expand_movxf_movrf): Likewise.
180 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
181 (m32c_split_move): Likewise.
182 (m32c_expand_insv): Likewise.
183 * config/m68k/m68k.md (movsi): Likewise.
184 * config/mips/mips.c (mips_force_temporary): Likewise.
185 (mips_split_symbol): Likewise.
186 (mips_move_integer): Likewise.
187 (mips_legitimize_const_move): Likewise.
188 * config/mn10300/mn10300.md (movsi): Likewise.
189 * config/pa/pa.c (emit_move_sequence): Likewise.
190 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
191 (rs6000_got_register): Likewise.
192 (create_TOC_reference): Likewise.
193 (rs6000_machopic_legitimize_pic_address): Likewise.
194 * config/rs6000/rs6000.md (add<mode>3): Likewise.
195 (various splitters): Likewise.
196 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
197 (movsi_got): Likewise.
198 * config/s390/s390.c (emit_symbolic_move): Likewise.
199 * config/s390/s390.md (movhi, movqi): Likewise.
200 (load_multiple, store_multiple): Likewise.
201 * config/score/score.c (score_force_temporary): Likewise.
202 * config/sh/sh.c (prepare_move_operands): Likewise.
203 (prepare_cbranch_operands): Likewise.
204 (emit_fpu_switch): Likewise.
205 (fpscr_set_from_mem): Likewise.
206 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
207 (adddi3, subsi3): Likewise.
208 (various splitters): Likewise.
209 (divsi_inv_fp_combine): Likewise.
210 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
211 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
213 * config/sh/predicates.md (xor_operand): Likewise.
214 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
215 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
216 (movdi_pic_label_ref): Likewise.
217 * config/spu/spu.c (spu_split_immediate): Likewise.
218 * config/alpha/alpha.md (various splitters): Remove test
219 !no_new_pseudos || reload_completed.
220 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
222 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
223 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
224 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
225 * config/score/score.c (th_output_mi_thunk): Likewise.
226 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
227 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
229 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
231 PR rtl-optimization/32664
232 * mode-switching.c (create_pre_exit): Skip barrier insns.
234 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
236 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
237 force_gimple_operand_bsi.
238 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
239 rewrite_use_compare): Ditto.
240 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
242 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
243 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
244 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
245 * tree-profile.c (prepare_instrumented_value,
246 tree_gen_interval_profiler, tree_gen_pow2_profiler,
247 tree_gen_one_value_profiler, tree_gen_ic_profiler,
248 tree_gen_ic_func_profiler, tree_gen_average_profiler,
249 tree_gen_ior_profiler): Ditto.
250 * tree-ssa-reassoc.c (negate_value): Ditto.
251 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
252 Use force_gimple_operand_bsi.
253 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
254 * tree-if-conv.c (add_to_dst_predicate_list,
255 find_phi_replacement_condition): Ditto.
256 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
257 Call mark_symbols_for_renaming for new statements.
258 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
260 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
262 * cfghooks.c (remove_edge): New function.
263 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
265 * cfghooks.h (remove_edge): Declare.
266 * cfg.c (remove_edge): Renamed to remove_edge_raw.
267 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
269 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
271 * optabs.h: Added declaration for signbit_optab.
272 * optabs.c: (init_optabs): Added initialization for signbit_optab.
273 * genoptinit.c (optabs): Added entry for signbit insns.
274 * builtins.c (expand_builtin_signbit): Added code to use a signbit
276 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
277 * config/s390/s390.md (signbit<mode>2): New expander.
279 2007-07-09 Richard Guenther <rguenther@suse.de>
282 * fold-const.c (fold_plusminus_mult_expr): Move constant
283 arguments second to allow decomposing.
285 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
288 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
290 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
291 Disregard DECL_FROM_INLINE.
293 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
296 * doc/invoke.texi: Add ftree-reassoc flag.
297 * common.opt (ftree-reassoc): New flag.
298 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
299 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
301 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
303 PR tree-optimization/32681
304 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
305 saved in second_edge->aux when first_bb is a loop header.
307 2007-07-09 Jan HUbicka <jh@suse.cz>
309 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
311 2007-07-09 Richard Guenther <rguenther@suse.de>
313 * c-decl.c (start_function): Do not promote return type.
315 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
317 * function.c (do_warn_unused_parameter): Do not warn if
318 TREE_NO_WARNING is set.
320 2007-07-08 Andreas Schwab <schwab@suse.de>
322 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
324 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
327 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
329 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
330 apply to assembly language, too.
331 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
333 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
335 Revert (note the sccvn portions are *not* reverted)
336 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
338 Fix PR tree-optimization/23488
340 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
342 * tree-flow-inline.h (get_value_handle): Ditto.
343 * tree-ssa-pre.c (decl_vh_map): New.
344 (decl_node_pool): New.
345 (can_value_number_operation): Support DECL_P.
346 (can_PRE_operation): Ditto.
347 (create_expression_by_pieces): Ditto.
348 (find_existing_value_expr): Modify to differnetiate between
349 addressing and top level.
350 (create_value_handle_for_expr): Handle DECL's.
351 (poolify_tree): Ditto.
352 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
353 (make_values_for_stmt): Handle DECL's properly.
354 (init_pre): Reorg to not init useless things during FRE.
356 * tree-flow.h: Include pointer-set.h.
357 (decl_vh_map): Declare.
358 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
360 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
362 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
363 the constraint description.
364 * doc/md.texi: Update documentation of AVR constraints.
366 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
368 * auto-inc-dec.c, config/arm/arm.c,
369 config/m32r/constraints.md, config/mips/mips.md,
370 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
371 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
372 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
373 typos. Follow spelling conventions.
374 * doc/invoke.texi, doc/rtl.texi: Fix typos.
376 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
377 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
379 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
380 realloc_vuse): Remove.
381 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
384 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
386 Fix PR tree-optimization/23488
388 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
389 (try_to_simplify): Ditto.
391 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
393 * tree-flow-inline.h (get_value_handle): Ditto.
394 * tree-ssa-pre.c (decl_vh_map): New.
395 (decl_node_pool): New.
396 (can_value_number_operation): Support DECL_P.
397 (can_PRE_operation): Ditto.
398 (create_expression_by_pieces): Ditto.
399 (find_existing_value_expr): Modify to differnetiate between
400 addressing and top level.
401 (create_value_handle_for_expr): Handle DECL's.
402 (poolify_tree): Ditto.
403 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
404 (make_values_for_stmt): Handle DECL's properly.
405 (init_pre): Reorg to not init useless things during FRE.
407 * tree-flow.h: Include pointer-set.h.
408 (decl_vh_map): Declare.
409 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
411 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
413 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
414 apply to assembly language, too.
415 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
417 2007-07-06 Ian Lance Taylor <iant@google.com>
418 Zack Weinberg <zackw@panix.com>
421 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
423 2007-07-06 Richard Sandiford <richard@codesourcery.com>
425 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
426 (prefetch): Likewise if "pref" would be used.
428 2007-07-06 Josh Conner <jconner@apple.com>
432 * calls.c (store_one_arg): Handle arguments which are partially
433 on the stack when detecting argument overlap.
435 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
437 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
438 chosen during find_reloads.
440 2007-07-06 Richard Guenther <rguenther@suse.de>
442 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
443 TYPE_ARG_TYPES for verification of argument types. Use
444 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
445 parameters as variable arguments.
447 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
449 * libgcc2.h (word_type): Type definition removed.
450 (cmp_return_type, shift_count_type): Type definitions added.
451 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
452 replaced with shift_count_type.
453 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
455 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
456 changed from word_type to Wtype.
457 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
458 replaced with shift_count_type.
459 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
461 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
462 and libgcc_shift_count attribute added.
463 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
464 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
465 (TARGET_INITIALIZER): New target hooks added.
466 * targhooks.c (default_libgcc_cmp_return_mode,
467 default_libgcc_shift_count_mode): Default implementations for the new
469 * targhooks.h (default_libgcc_cmp_return_mode,
470 default_libgcc_shift_count_mode): Function prototypes added.
471 * target.h (struct gcc_target): Fields for the new target hooks added.
472 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
474 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
477 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
478 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
480 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
481 s390_libgcc_shift_count_mode): Functions added.
482 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
483 Target hooks defined.
485 2007-07-06 Richard Sandiford <richard@codesourcery.com>
487 * config/mips/mips.c (compute_frame_size): Restore the original
488 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
489 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
490 Document why the difference is needed.
492 2007-07-06 Richard Guenther <rguenther@suse.de>
494 * c-common.c (boolean_increment): Use correctly typed
497 2007-07-06 Richard Sandiford <richard@codesourcery.com>
499 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
500 the topmost argument register is not also included in the save mask.
501 (mips16e_collect_argument_save_p): Take a pointer to the argument
502 register, rather than a pointer to the number of arguments.
503 (mips16e_collect_argument_saves): Only include argument saves
504 that aren't in the register mask.
506 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
508 PR rtl-optimization/32450
509 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
510 to ensure that instructions are not moved into the prologue when
511 profiling is on. Remove unused prologue_end variable.
512 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
513 as a scheduling barrier.
515 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
518 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
519 Disregard DECL_FROM_INLINE.
521 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
523 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
524 IORing with a constant.
526 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
528 PR rtl-optimization/32475
529 * df-scan.c (df_def_record_1): Add a use of the stack pointer
530 for every definition of the stack pointer.
532 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
534 * arm.c (vfp3_const_double_index): Copy signed results of
535 REAL_VALUE_TO_INT into unsigned vars.
537 2007-07-05 Richard Guenther <rguenther@suse.de>
540 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
542 * tree-ssa.c (useless_type_conversion_p): Check canonical
545 2007-07-05 Anatoly Sokolov <aesok@post.ru>
547 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
548 zero_extendhisi2): Change to define_insn_and_split.
549 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
551 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
553 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
554 pass_match_asm_constraints): New.
555 * passes.c (init_optimization_passes): Add new pass.
556 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
557 * function.h (struct function): Add has_asm_statement bit.
558 (current_function_has_asm_statement): New.
559 * tree-pass.h (pass_match_asm_constraints): New.
561 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
563 * config/mips/mips.c (mips_file_start): Avoid declaration
566 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
568 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
570 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
572 * rtl.def (NOTE): Change print format string to print
573 operand 5 as a note insn name.
575 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
576 David Ung <davidu@mips.com>
578 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
579 * doc/invoke.texi: (MIPS Options): Document them.
581 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
582 David Ung <davidu@mips.com>
584 Add support for SmartMIPS ASE.
586 * optabs.c (expand_binop_directly): New, broken out from...
587 (expand_binop): Here. Make it try rotating in the other
588 direction even when the second operand isn't constant.
589 * config/mips/mips.md (*lwxs): New.
590 * config/mips/mips.opt (msmartmips): New.
591 * config/mips/mips.c (mips_lwxs_address_p): New.
592 (mips_rtx_costs): Make it recognize scaled indexed addressing.
593 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
594 __mips_smartmips when compiling for TARGET_SMARTMIPS.
595 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
597 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
598 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
599 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
600 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
601 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
602 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
603 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
605 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
607 * tree-vectorizer.c (new_loop_vec_info): Initialize
608 LOOP_VINFO_COST_MODEL_MIN_ITERS.
609 * tree-vectorizer.h (_loop_vec_info): Added new filed
610 min_profitable_iters.
611 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
612 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
613 * tree-vect-analyze.c (vect_analyze_operations): Set
614 LOOP_VINFO_COST_MODEL_MIN_ITERS.
615 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
616 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
617 Fix calculation of peel_iters_prologue. Move consideration of epilogue
618 and prologue cost to after they are computed.
619 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
621 (vect_model_simple_cost): Takes additional argument dt. Consider cost
622 of creating vectors from scalars according to dt.
623 (vect_model_store_cost): Likewise.
624 (vectorizable_call): Use dt array instead of scalar dt. Call
625 vect_model_simple_cost with additional argument dt.
626 (vectorizable_assignment): Likewise.
627 (vectorizable_operation): Likewise.
628 (vectorizable_type_demotion): Likewise.
629 (vectorizable_type_promotion): Likewise.
630 (vectorizable_store): Use dt array instead of scalar dt. Call
631 vect_model_store_cost with additional argument dt.
632 (vect_do_peeling_for_loop_bound): Don't call
633 vect_estimate_min_profitable_iters. Instead, lookup
634 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
635 "may not be profitable".
637 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
640 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
641 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
642 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
643 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
645 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
647 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
648 addressing modes cheaper.
650 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
652 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
653 (dw_ranges_struct): Rename block_num to num. Adjust.
654 (dw_ranges_by_label_struct): New.
655 (ranges_by_label, ranges_by_label_allocated,
656 ranges_by_label_in_use): New variables.
657 (add_ranges_num): Factored most of the code out of...
658 (add_ranges): ... this one. Rewrite in terms of the former.
659 (add_ranges_by_labels): New.
660 (output_ranges): Output by-label ranges.
661 (dwarf2out_finish): Output range for multiple-section
662 compile_unit. Output standard DW_AT_low_pc in addition to
663 unexpected DW_AT_entry_pc.
665 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
667 PR tree-optimization/32604
668 PR tree-optimization/32606
670 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
671 (compute_antic_safe): Removed.
672 (ANTIC_SAFE_LOADS): Ditto.
673 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
674 (execute_pre): Don't call compute_antic_safe.
675 (vuse_equiv): New function.
676 (make_values_for_stmt): Use it
677 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
680 2007-07-04 Anatoly Sokolov <aesok@post.ru>
683 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
685 (avr_attribute_table): Make "naked" attribute apply to function types
686 rather than to decls.
687 (avr_handle_fntype_attribute): New function.
689 2007-07-04 Joseph Myers <joseph@codesourcery.com>
691 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
694 2007-07-04 David Ung <davidu@mips.com>
695 Joseph Myers <joseph@codesourcery.com>
697 * config/mips/mips.md (type): Add logical, signext and move.
698 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
699 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
700 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
701 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
702 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
703 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
704 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
705 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
706 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
707 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
708 movv2sf_hardfloat_64bit): Use the new types.
709 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
710 *movdf_softfloat, *movdf_mips16): Use "multi".
711 (extendqihi2): Replace with a define_expand.
712 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
713 Based on extend<SHORT:mode><GPR:mode>2 patterns.
714 * config/mips/74k.md (r74k_int_logical): New reservation and
716 (r74k_int_arith): Remove "slt".
717 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
718 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
719 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
720 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
721 reservations for "arith".
723 2007-07-04 Richard Guenther <rguenther@suse.de>
725 * tree-ssa.c (useless_type_conversion_p): Add handling for
726 scalar float and vector types. Only call the types_compatible_p
727 langhook for aggregate types as last resort. Follow the
730 2007-07-04 Richard Guenther <rguenther@suse.de>
732 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
733 the same as NOP_EXPR.
735 2007-07-04 Nick Clifton <nickc@redhat.com>
737 * target.h (struct gcc_target): Add target_help field.
738 * target-def.h (TARGET_HELP): New.
739 (TARGET_INITIALIZER): Use TARGET_HELP.
740 * opts.c (command_handle_option): Invoke target_help function, if
741 defined, when the user has specified --target-help on the command
743 * doc/invoke.texi: Mention that --target-help might print
744 additional information.
745 * doc/tm.texi: Document TARGET_HELP hook.
747 * arm.c (TARGET_HELP): Override default definition.
748 (arm_target_help): New - display a wrapped list of cores and
749 architectures supported.
751 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
753 * config/gcc/v850/v850.c (expand_prologue): Make sure
754 GEN_INT() argument is sign extended rather than zero extended.
755 (expand_epilogue): Likewise.
756 (output_move_double): Delete.
757 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
758 * config/gcc/v850/v850.md (movdi): Delete.
759 (*movdi_internal): Delete.
761 (*movdf_internal): Delete.
763 2007-07-04 Richard Sandiford <richard@codesourcery.com>
765 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
766 unless compiling RTP PIC.
768 2007-07-04 Richard Guenther <rguenther@suse.de>
770 PR tree-optimization/32482
771 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
772 original ssa name if we didn't find a shift expression.
773 Fix shift constant for bit zero test.
775 2007-07-04 Richard Sandiford <richard@codesourcery.com>
777 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
779 2007-07-04 Richard Sandiford <richard@codesourcery.com>
781 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
782 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
783 * config/arm/vxworks.h (ASM_SPEC): Delete.
784 (SUBTARGET_EXTRA_ASM_SPEC): Define.
786 2007-07-04 Sebastian Pop <sebpop@gmail.com>
788 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
789 (DDR_REVERSED_P): New.
790 * tree-data-ref.c (initialize_data_dependence_relation,
791 build_classic_dist_vector): Set DDR_REVERSED_P.
793 2007-07-04 Sebastian Pop <sebpop@gmail.com>
796 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
797 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
798 init_omega_for_ddr_1): Use non conservative number of iterations
800 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
801 (analyze_siv_subscript): Remove FIXME and reinitialization of
802 last_conflicts to chrec_dont_know.
803 * testsuite/gfortran.dg/vect/pr32457.f90: New.
805 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
807 * tree.c (maybe_canonicalize_argtypes): Improve description.
809 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
811 * tree.c (maybe_canonicalize_argtypes): New.
812 (build_function_type): Set canonical type.
813 (build_method_type_directly): Ditto.
814 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
817 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
819 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
821 (rewrite_use_nonlinear_expr): Likewise.
823 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
825 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
827 2007-07-04 Ben Elliston <bje@au.ibm.com>
829 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
832 * c-objc-common.c (c_types_compatible_p): Fix indentation.
834 * doc/tm.texi (Run-time Target): Capitalise "CPU".
835 (Exception Handling): Likewise.
837 2007-07-03 Jan Hubicka <jh@suse.cz>
839 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
841 2007-07-03 Eric Christopher <echristo@apple.com>
843 * doc/cppopts.texi: Add conflicting option note to -dM.
844 * doc/invoke.texi: Add note about possible conflicts with
845 -E for -dCHARS and note that -dM will not produce
846 any results if there is no machine dependent reorg.
848 2007-07-03 Geoffrey Keating <geoffk@apple.com>
850 * tree.h (DECL_ALIGN): Back out previous change.
852 2007-07-03 Joseph Myers <joseph@codesourcery.com>
854 * configure.ac: Test for .dtprelword support on MIPS.
855 * configure, config.in: Regenerate.
856 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
857 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
859 2007-07-03 Julian Brown <julian@codesourcery.com>
861 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
862 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
863 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
864 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
866 (all_fpus): Add FPUTYPE_VFP3.
867 (fp_model_for_fpu): Add VFPv3 field.
868 (arm_rtx_costs_1): Give cost to VFPv3 constants.
869 (vfp3_const_double_index): New function. Return integer index of
870 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
872 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
873 and argument represents a valid RTX for a VFPv3 constant.
874 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
876 (vfp_emit_fstmd): Similar, for fstmd.
877 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
878 constants, represented as integer indices.
879 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
880 VFP_REGNO_OK_FOR_DOUBLE macros.
881 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
882 (arm_file_start): Set float-abi attribute for VFPv3, and output
883 correct ".fpu" assembler directive.
884 (arm_dbx_register_numbering): Add FIXME.
885 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
886 (fputype): Add FPUTYPE_VFP3.
887 (FIXED_REGISTERS): Add 32 registers for D16-D31.
888 (CALL_USED_REGISTERS): Likewise.
889 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
890 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
891 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
892 (D7_VFP_REGNUM): New.
893 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
894 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
895 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
896 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
897 (REG_ALLOC_ORDER): Adjust for VFPv3.
898 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
899 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
900 VFP_LO_REGS, VFP_HI_REGS.
901 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
902 (IS_VFP_CLASS): Define macro.
903 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
905 (REGISTER_MOVE_COST): Likewise.
906 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
907 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
908 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
909 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
910 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
911 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
912 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
913 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
914 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
915 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
916 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
917 where appropriate for single-word registers.
918 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
919 As above. Fix type attributes.
920 * config/arm/constraints.md (register_contraint "t"): Define.
921 (register_constraint "w"): Change to D0-D15, or D0-D31 for
923 (register_constraint "x"): Define.
924 (constraint "Dv"): Define.
926 2007-07-03 Geoffrey Keating <geoffk@apple.com>
928 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
930 2007-07-03 Tom Tromey <tromey@redhat.com>
932 * c-parser.c (objc_pq_context): Removed.
933 (objc_need_raw_identifier): Likewise.
934 (c_parser) <objc_pq_context>: New field.
935 <objc_need_raw_identifier>: Likewise.
936 (OBJC_NEED_RAW_IDENTIFIER): Removed.
937 (c_lex_one_token): Update.
938 (c_parser_objc_protocol_definition): Update.
939 (c_parser_objc_method_definition): Update.
940 (c_parser_objc_methodproto): Update.
941 (c_parser_declspecs): Update.
943 2007-07-03 David Ung <davidu@mips.com>
945 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
947 2007-07-03 David Ung <davidu@mips.com>
948 Richard Sandiford <richard@codesourcery.com>
950 * doc/invoke.texi: Document -march=74kf3_2.
951 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
952 (TUNE_74K): Check for it.
953 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
954 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
955 * config/mips/mips.md (cpu): Add 74kf3_2.
956 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
957 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
958 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
959 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
960 74kf3_2 to the CPU list.
961 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
962 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
963 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
964 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
965 (r74kf3_2_fxfer_from_c1): New insn reservations.
967 2007-07-03 Richard Sandiford <richard@codesourcery.com>
968 David Ung <davidu@mips.com>
970 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
971 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
972 and 74k[fx]. Document aliases for the new options.
973 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
974 (PROCESSOR_24KF2_1): ...this.
975 (PROCESSOR_24KX): Rename to...
976 (PROCESSOR_24KF1_1): ...this.
977 (PROCESSOR_74KF): Rename to...
978 (PROCESSOR_74KF2_1): ...this.
979 (PROCESSOR_74KX): Rename to...
980 (PROCESSOR_74KF1_1): ...this.
981 (TUNE_74K): Update PROCESSOR_* names.
982 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
983 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
984 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
985 (mips_rtx_cost_data): Update processor names in comments.
986 (mips_issue_rate): Update PROCESSOR_* names.
987 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
988 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
989 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
990 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
991 Update cpu attribute names.
992 (r24k_fpu_iss): Rename this reservation to...
993 (r24kf2_1_fpu_iss): ...this and update all uses.
994 (r24kx_fpu_iss): Rename this reservation to...
995 (r24kf1_1_fpu_iss): ...this and update all uses.
996 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
997 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
998 Update cpu attribute names.
1000 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1002 * config/m32r/constraints.md: New file.
1003 * config/m32r/m32r.c: Include tm-constrs.h.
1004 (small_data_operand): Use satisfies_constraint_* instead of macro.
1005 (addr24_operand, gen_compare): Likewise.
1006 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1007 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1008 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1009 EXTRA_CONSTRAINT): Likewise.
1010 * config/m32r/m32r.md: Include constraints.md.
1011 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1012 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1013 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1014 (two_insn_const_operand, int8_operand, uint16_operand,
1015 reg_or_int16_operand, reg_or_uint16_operand,
1016 reg_or_cmp_int16_operand, cmp_int16_operand,
1017 seth_add3_operand): Likewise.
1019 2007-07-03 Eric Christopher <echristo@gmail.com>
1021 * libgcc2.h: Conditionally declare __bswapsi2 and
1024 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1026 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1029 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1032 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1033 (__gthrw_pragma): Provide default definition.
1035 * gthr-posix.c (__gthrw_pragma): Define.
1037 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1039 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1040 before declaring inequality.
1042 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1044 * combine.c (recog_for_combine): Log the success or failure of
1045 matching new insn patterns against the machine description in
1048 2007-07-03 Revital Eres <eres@il.ibm.com>
1050 * ddg.c (print_sccs): New function.
1051 (check_sccs): New function.
1052 (create_ddg_all_sccs): Use it.
1053 * ddg.h (print_sccs): Declare.
1054 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1056 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1058 * targhooks.h (default_mode_for_suffix): New function declaration.
1059 * targhooks.c (default_mode_for_suffix): New default target hook.
1060 * target.h (struct c): New structure in the targetm struct.
1061 (mode_for_suffix): New target hook as part of struct c.
1062 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1063 default_mode_for_suffix.
1064 (TARGET_C): New define.
1065 * c-lex.c: Include "target.h".
1066 (interpret_float): Use targetm.c.mode_for_suffix to determine
1067 the mode for a given non-standard suffix.
1068 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1070 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1071 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1073 * doc/extend.texi (Floating Types): New node. Document __float80 and
1074 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1076 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1079 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1080 predicate instead of target_operand.
1081 (divsi3_i1_media, divsi3_media_2): Likewise.
1083 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1085 * tree.h (alias_sets_might_conflict_p): Rename into
1086 alias_sets_must_conflict_p.
1087 * alias.c (alias_sets_might_conflict_p): Likewise.
1088 (alias_sets_conflict_p): Use it.
1089 (objects_must_conflict_p): Likewise.
1090 * c-common.c (strict_aliasing_warning): Adjust.
1092 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1094 * rtlhooks.c (gen_lowpart_if_possible): Check for
1095 invalid subreg before calling gen_lowpart_SUBREG.
1097 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1099 * config/darwin9.h: Add copyright notice.
1100 (LINK_COMMAND_SPEC): Add comment.
1101 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1102 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1103 DARWIN_LIBSYSTEM_HAS_UNWIND.
1105 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1108 * omp-low.c (check_combined_parallel): New function.
1109 (lower_omp_parallel): Call it via walk_stmts, set
1110 OMP_PARALLEL_COMBINED if appropriate.
1111 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1112 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1113 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1114 don't consider it as combined parallel.
1116 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1118 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1119 (gcc_tooldir): Likewise.
1120 * configure: Regenerate.
1121 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1122 old configure.ac gcc_tooldir setting.
1123 (prefix_to_exec_prefix): New variable.
1124 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1125 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1127 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1129 Fix PR tree-optimization/32583
1130 Fix PR tree-optimization/32584
1131 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1132 (phi_translate_set): Use phi_translate directly now.
1133 (make_values_for_stmt): Don't value number RHS if we already know
1136 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1137 Jim Wilson <wilson@specifix.com>
1140 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1143 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1144 Richard Sandiford <richard@codesourcery.com>
1145 Nigel Stephens <nigel@mips.com>
1147 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1148 (mips16e_output_save_restore): Declare.
1149 (mips16e_save_restore_pattern_p): Likewise.
1150 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1151 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1152 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1153 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1154 (BITSET_P): New global macro, extracted from...
1155 (mips_for_each_saved_reg): ...here.
1156 (mips16e_save_restore_info): New struct.
1157 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1158 (mips16e_save_restore_regs): New variable.
1159 (mips_split_plus, mips16e_find_first_register): New functions.
1160 (mips16e_mask_registers): New function.
1161 (compute_frame_size): Expand the commentary before the function.
1162 Enforce the MIPS16e save and restore register range restrictions.
1163 Pad the general register save area at the low end.
1164 (mips16e_save_restore_reg, mips16e_build_save_restore)
1165 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1166 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1167 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1169 (mips_expand_prologue, mips_expand_epilogue): Handle
1170 GENERATE_MIPS16E_SAVE_RESTORE.
1171 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1173 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1175 PR tree-optimization/31966
1176 PR tree-optimization/32533
1177 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1178 "basic_block" description as its third argument. Update function
1179 calls to get destination bb from "edge" argument. Save "cond" into
1180 aux field of the edge. Update prototype for changed arguments.
1181 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1183 (find_phi_replacement_condition): Operate on incoming edges, not
1184 on predecessor blocks. If there is a condition saved in the
1185 incoming edge aux field, AND it with incoming bb predicate.
1186 Return source bb of the first edge.
1187 (clean_predicate_lists): Clean aux field of outgoing node edges.
1188 (tree_if_conversion): Do not initialize cond variable. Move
1189 variable declaration into the loop.
1190 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1191 initializations of new_stmt, arg0 and arg1 variables.
1193 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1195 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1196 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1198 2007-07-02 Richard Guenther <rguenther@suse.de>
1200 * tree-ssa.c (useless_type_conversion_p): Document
1201 future intent as defining the middle-end type system.
1202 Re-structure to call langhook last, group by type class,
1203 mark questionable parts.
1205 2007-07-02 Richard Guenther <rguenther@suse.de>
1207 * tree-flow.h (types_compatible_p): Declare.
1208 * tree-ssa.c (types_compatible_p): New function.
1209 * ipa-type-escape.c (discover_unique_type): Use
1210 types_compatible_p instead of lang_hooks.types_compatible_p.
1211 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1212 * tree-vn.c (expressions_equal_p): Likewise.
1213 * tree.c (fields_compatible_p): Likewise.
1214 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1215 (cprop_operand): Use useless_type_conversion_p instead of
1216 lang_hooks.types_compatible_p.
1217 * tree-inline.c (setup_one_parameter): Likewise.
1218 (declare_return_variable): Likewise.
1219 * tree-nrv.c (tree_nrv): Likewise.
1220 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1221 (maybe_fold_offset_to_component_ref): Likewise.
1222 (maybe_fold_offset_to_reference): Likewise.
1223 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1224 (merge_alias_info): Likewise.
1225 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1226 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1227 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1228 * tree-tailcall.c (find_tail_calls): Likewise.
1229 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1230 * gimplify.c (canonicalize_addr_expr): Likewise.
1231 (fold_indirect_ref_rhs): Likewise.
1232 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1233 (cpt_same_type): Likewise.
1234 (check_pointer_types_r): Swap parameters to cpt_same_type
1236 * fold-const.c (fold_convert): Revert fix for PR15988.
1237 * tree-inline.c (setup_one_parameter): Instead fix it here by
1238 using fold_build1 instead of fold_convert and checking for
1239 error_mark_node. Convert only if the conversion is necessary.
1241 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1243 * configure.ac: Check for .gnu_attribute on Power.
1244 * configure: Regenerate.
1245 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1246 attribute for floating-point ABI.
1248 2007-07-02 Ira Rosen <irar@il.ibm.com>
1250 PR tree-optimization/32230
1251 PR tree-optimization/32477
1252 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1253 address is a constant.
1255 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1257 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1258 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1259 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1260 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1261 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1262 64-bit targets. Add support for *-elfoabi*.
1263 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1264 different settings if $(tm_defines) does not select the EABI.
1265 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1266 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1267 (MIPS_ARCH_OPTION_SPEC): Likewise.
1268 (MIPS_ISA_LEVEL_SPEC): Likewise.
1269 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1270 * config/mips/elfoabi.h: New file.
1272 2007-07-02 Richard Guenther <rguenther@suse.de>
1274 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1275 (useless_type_conversion_p): ... this.
1276 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1277 (useless_type_conversion_p): ... this.
1278 * builtins.c (fold_builtin_memory_op): Rename
1279 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1280 * tree-cfg.c (verify_expr): Likewise.
1281 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1282 * tree-ssa-ccp.c (ccp_fold): Likewise.
1283 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1284 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1285 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1286 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1287 * tree-ssa-pre.c (eliminate): Likewise.
1288 * tree-ssa.c (delete_tree_ssa): Likewise.
1289 (tree_ssa_useless_type_conversion): Likewise.
1290 * tree.c (build2_stat): Likewise.
1292 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1294 Fix PR tree-optimization/32571
1295 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1298 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1300 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1301 and other expected operations explicitly, change default to
1304 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1306 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1308 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1309 (tls_load_dot_plus_eight): Move the label number into the unspec.
1310 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1312 2007-07-01 Andreas Schwab <schwab@suse.de>
1314 * dwarf2out.c (initial_return_save): Define only if used.
1316 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1318 Unreverting Richard's Revert of:
1320 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1322 * dce.c (deletable_insn_p_1): New function, split out from...
1323 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1324 specially, not those inside PARALLELs. Remove BODY argument
1325 and adjust recursive call accordingly.
1326 (prescan_insns_for_dce): Update call to delete_insn_p.
1328 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1329 Revital Eres <eres@il.ibm.com>
1331 * ddg.c (create_ddg_all_sccs): Fix missed
1332 initialization of scc_nodes.
1334 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1337 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1338 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1340 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1342 * configure.ac: Check for .gnu_attribute on MIPS.
1343 * configure, config.in: Regenerate.
1344 * config/mips/mips.c (mips_file_start): If supported, output
1345 attribute for floating-point ABI.
1347 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1350 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1351 (ffs_cmove): New expander to expand using ctz pattern.
1352 (*ffs_cmove): Remove pattern.
1353 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1354 (ffsdi2): Expand using ctz pattern.
1355 (*ffs_rex64): Remove pattern.
1357 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1359 PR rtl-optimization/32296
1360 * pa.md (return): Delete pattern.
1361 (return_internal): Remove "(const_int 1)" from pattern.
1362 (epilogue): Use return_internal pattern for trivial returns.
1363 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1364 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1366 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1368 * tree-ssa-pre.c (is_exception_related): New function
1369 (can_value_number_operation): Use it.
1371 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1373 Fix PR tree-optimization/32540
1374 Fix PR tree-optimization/31651
1376 * tree-ssa-sccvn.c: New file.
1378 * tree-ssa-sccvn.h: Ditto.
1380 * tree-vn.c: Include tree-ssa-sccvn.h
1381 (val_expr_paid_d): Removed.
1382 (value_table): Ditto.
1383 (vn_compute): Ditto.
1384 (val_expr_pair_hash): Ditto.
1385 (val_expr_pair_expr_eq): Ditto.
1386 (copy_vuses_from_stmt): Ditto.
1389 (shared_vuses_from_stmt): Ditto.
1390 (print_creation_to_file): Moved up.
1391 (sort_vuses): Ditto.
1392 (sort_vuses_heap): Ditto.
1393 (set_value_handle): Make non-static.
1394 (make_value_handle): Ditto.
1395 (vn_add): Rewritten to use sccvn lookups.
1396 (vn_add_with_vuses): Ditto.
1397 (vn_lookup): Ditto (and second argument removed).
1398 (vn_lookup_with_vuses): Ditto.
1399 (vn_lookup_or_add): Ditto (and second argument removed);
1400 (vn_lookup_or_add_with_vuses): Ditto.
1401 (vn_lookup_with_stmt): New.
1402 (vn_lookup_or_add_with_stmt): Ditto.
1403 (create_value_handle_for_expr): Ditto.
1405 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1406 (seen_during_translate): New function.
1407 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1408 (phi_trans_add): Ditto.
1409 (constant_expr_p): FIELD_DECL is always constant.
1410 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1411 Use constant_expr_p.
1412 Avoid infinite recursion on mutually valued expressions.
1413 Change callers of vn_lookup_or_add.
1414 (phi_translate): New function.
1415 (compute_antic_safe): Allow phi nodes.
1416 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1417 (find_or_generate_expression): Rewrite slightly.
1418 (create_expression_by_pieces): Updated for vn_lookup_or_add
1420 Update VN_INFO for new names.
1421 (insert_into_preds_of_block): Update for new names.
1422 (add_to_exp_gen): New function.
1423 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1424 (find_existing_value_expr): Rewrite to changed vn_lookup.
1425 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1426 (try_look_through_load): Removed.
1427 (try_combine_conversion): Ditto.
1428 (get_sccvn_value): New function.
1429 (make_values_for_phi): Ditto.
1430 (make_values_for_stmt): Ditto.
1431 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1433 (init_pre): Update for SCCVN changes.
1435 (execute_pre): Ditto.
1437 * tree-flow.h (make_value_handle): Declare.
1438 (set_value_handle): Ditto.
1439 (sort_vuses_heap): Ditto.
1440 (vn_lookup_or_add_with_stmt): Ditto.
1441 (vn_lookup_with_stmt): Ditto.
1442 (vn_compute): Remove.
1445 (vn_lookup): Update arguments.
1447 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1449 (tree-ssa-sccvn.o): New.
1450 (OBJS-common): Add tree-ssa-sccvn.o
1452 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1455 * c-typeck.c (build_external_ref): Don't mark as used if called
1457 * calls.c (rtx_for_function_call): Likewise.
1459 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1463 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1465 * dce.c (deletable_insn_p_1): New function, split out from...
1466 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1467 specially, not those inside PARALLELs. Remove BODY argument
1468 and adjust recursive call accordingly.
1469 (prescan_insns_for_dce): Update call to delete_insn_p.
1471 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1473 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1474 (try_combine): Move potential calls to undo_all() so they happen
1475 before we commit to using the combined insns.
1477 2006-06-30 Jan Hubicka <jh@suse.cz>
1479 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1482 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1484 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1485 (cgraph_remove_unreachable_nodes): Likewise.
1486 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1487 * ipa-inline.c (update_caller_keys): Cast according to the coding
1489 (cgraph_decide_recursive_inlining): Likewise.
1490 (cgraph_decide_inlining_of_small_function): Likewise.
1491 (try_inline): Likewise.
1492 (cgraph_decide_inlining_incrementally): Likewise.
1493 * ipa-pure-const.c (get_function_state): Likewise.
1494 (scan_function): Likewise.
1495 (analyze_function): Likewise.
1496 (static_execute): Likewise.
1497 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1498 (merge_callee_local_info): Likewise.
1499 (analyze_function): Use type safe memory macros.
1500 (static_execute): Likewise. Cast according to the coding conventions.
1501 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1503 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1505 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1506 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1509 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1512 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1513 for complex modes (both int and real).
1515 2007-06-29 Jan Hubicka <jh@suse.cz>
1517 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1519 2007-06-29 Jan Hubicka <jh@suse.cz>
1522 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1525 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1528 * config/avr/avr.c: Include dataflow header file.
1529 (expand_prologue): Adjust for prologue insn change.
1530 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1533 2007-06-29 Richard Guenther <rguenther@suse.de>
1536 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1537 during type verification.
1539 2007-06-29 Jan Hubicka <jh@suse.cz>
1541 * recog.c (validate_change_rtx_1): Unshare TO argument.
1543 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1545 PR tree-optimization/24659
1546 * tree-vect-transform.c (vectorizable_call): Handle
1547 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1549 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1550 * config/i386/i386.c (enum ix86_builtins)
1551 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1552 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1554 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1555 const using def_builtin_const.
1556 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1557 input operands in the same modes as the result.
1558 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1560 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1562 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1563 (df_set_dead_notes_for_mw): Likewise.
1565 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1567 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1569 2007-06-28 DJ Delorie <dj@redhat.com>
1571 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1573 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1575 * doc/invoke.texi (C++ Dialect Options): Document
1576 fvisibility-ms-compat.
1577 * c.opt (fvisibility-ms-compat): New.
1579 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1582 * tree-affine.c (aff_combination_add_elt): Handle
1583 pointer addition specially.
1585 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1587 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1588 decl is non-external for AIX ABI.
1590 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1592 * config/rs6000/predicates.md (current_file_function_operand):
1593 Ensure the symbol is non-external for AIX ABI.
1595 2007-06-28 Nick Clifton <nickc@redhat.com>
1597 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1598 (fdce, fdse, fpredictive-commoning): Likewise.
1600 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1603 * gcc.c (process_command): Recognize the new -static-libgfortran
1606 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1609 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1610 Use a call clobbered hard reg instead of a pseudo reg.
1612 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1614 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1616 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1619 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1620 REG_LIBCALL and REG_RETVAL notes.
1621 (divsi3, mulsi3): Likewise.
1622 (mulhisi3): Likewise. Use emit_libcall_block.
1623 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1625 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1627 PR rtl-optimization/32481
1628 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1630 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1632 * dce.c (deletable_insn_p_1): New function, split out from...
1633 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1634 specially, not those inside PARALLELs. Remove BODY argument
1635 and adjust recursive call accordingly.
1636 (prescan_insns_for_dce): Update call to delete_insn_p.
1638 2007-06-27 Richard Guenther <rguenther@suse.de>
1641 * tree.h (fold_convertible_p): Declare.
1642 * fold-const.c (fold_convertible_p): New function.
1643 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1644 instead of lang_hooks.types_compatible_p.
1646 2007-06-26 Jan Hubicka <jh@suse.cz>
1648 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1649 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1650 early use validate_unshare_change.
1651 (reload_combine): Likewise.
1652 * recog.c (change_t): New field unshare.
1653 (validate_change_1): Rename from validate_change; add argument unshare.
1654 (validate_change): Turn into wrapper of validate_change_1; update
1655 prototype for bools.
1656 (validate_unshare_change): New.
1657 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1658 calls of df_insn_rescan.
1659 * recog.h (validate_change): Replace ints by bools.
1660 (validate_unshare_change): Declare.
1662 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1664 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1666 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1668 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1670 2007-06-25 Jan Hubicka <jh@suse.cz>
1672 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1674 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1675 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1676 places other call site specific checks are performed.
1678 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1681 * tree-vect-transform.c (vectorizable_operation): Convert
1682 POINTER_PLUS_EXPR over to PLUS_EXPR.
1684 2007-06-25 Chao-ying Fu <fu@mips.com>
1686 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1687 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1688 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1689 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1691 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1692 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1693 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1694 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1695 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1696 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1697 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1698 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1699 ALL_FIXED_POINT_MODE_P): New define.
1700 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1702 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1704 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1705 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1706 MODE_VECTOR_UACCUM): New mode classes.
1708 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1709 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1710 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1713 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1714 (blank_mode): Initialize ibit and fbit.
1715 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1716 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1718 (new_adjust): Change required_class to required_class_from and
1719 required_class_to for testing within a range.
1720 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1721 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1723 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1724 (make_fixed_point_mode): New.
1725 (_ADD_ADJUST): Change C to C1 and C2.
1726 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1727 use a range for machine classes.
1728 (ADJUST_IBIT, ADJUST_FBIT): New.
1729 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1731 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1732 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1733 Emit adjustment for ibit and fbit.
1734 (emit_mode_ibit, emit_mode_fbit): New.
1735 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1737 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1739 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1740 as the source of the set.
1742 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1744 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1745 FP_REGNO_P): Use IN_RANGE.
1746 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1747 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1748 (DATA_REG_P): Use DATA_REGNO_P.
1749 (FP_REG_P): Use FP_REGNO_P.
1750 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1751 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1752 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1754 2007-06-24 Jan Hubicka <jh@suse.cz>
1757 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1759 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1762 * fold-const.c (fold_binary): Strip nops of operand 0
1763 of BIT_NOT_EXPR before calling operand_equal_p.
1764 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1765 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1767 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1769 * doc/extend.texi: Document that dllimport and dllexport imply
1771 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1772 imported or exported declaration, including type declarations.
1773 * c-common.c (handle_visibility_attribute): Check for conflicts
1774 with dllimport/dllexport.
1775 (c_determine_visibility): Handle dllimport/dllexport as an
1776 explicit visibility atttribute.
1778 2007-06-23 Richard Guenther <rguenther@suse.de>
1780 PR tree-optimization/16876
1782 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1784 * tree-inline.c (initialize_inlined_parameters): Do not call
1785 lang_hooks.tree_inlining.convert_parm_for_inlining.
1786 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1787 reason for mismatched types.
1788 * gimplify.c (gimplify_call_expr): Verify the call expression
1789 arguments match the called function type signature. Otherwise
1790 mark the call expression to be not considered for inlining
1791 using CALL_CANNOT_INLINE_P flag.
1792 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1793 edges call expression.
1794 (cgraph_decide_inlining_of_small_function): Likewise.
1795 (cgraph_decide_inlining): Likewise.
1796 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1798 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1799 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1800 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1802 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1803 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1805 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1806 convert_parm_for_inlining member.
1808 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1811 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1812 Remove optimization for GT.
1814 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1817 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1819 (prescan_insns_for_dce): Add extra parameter.
1821 2007-06-23 Jan Hubicka <jh@suse.cz>
1824 * gimplify.c (mark_addressable): New function.
1825 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1827 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1830 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1832 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1835 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1836 moves between MMX/SSE registers to at least 8 units to prevent
1837 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1839 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1841 * config/i386/i386.c (override_options): Correct x86_sahf
1844 2007-06-21 David Daney <ddaney@avtrex.com>
1847 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1848 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1849 (exception_receiver): Renamed to ...
1850 (nonlocal_goto_receiver): ... this.
1852 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1854 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1855 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1856 partial register accesses.
1858 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1860 * fold-const.c (debug_fold_checksum): Move it under
1861 ENABLE_FOLD_CHECKING.
1863 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1866 * tree.h (debug_fold_checksum): Declared.
1867 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1868 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1869 build_fold_addr_expr_with_type_1.
1870 (fold_addr_expr, debug_fold_checksum): New.
1871 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1872 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1875 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1877 PR tree-optimization/19590
1878 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1879 of scev is a constant.
1880 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1882 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1884 * df-problems.c (df_note_bb_compute): Made computation of live
1885 info consistent with df_lr.
1887 2007-06-21 Richard Guenther <rguenther@suse.de>
1889 PR tree-optimization/32453
1890 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1891 for pointer anti-range.
1893 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1895 * config/i386/i386.c (processor_target_table): Increase maximum
1896 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1899 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1900 byte alignment if > 8 byte alignment is preferred.
1901 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1903 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1905 PR tree-optimization/31866
1906 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1907 if ASM_EXPR's input is not a SSA_NAME.
1910 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1911 but decl is a global var, instead return decl.
1912 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1913 even for is_global_var decls, if they are private in some outer
1916 2007-06-21 Richard Guenther <rguenther@suse.de>
1918 PR tree-optimization/32451
1919 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1921 2007-06-21 Christian Bruel <christian.bruel@st.com>
1923 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1924 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1925 (push_regs): Changed saving order or banked registers.
1926 (sh_expand_epilogue): Likewise.
1927 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1928 (FIRST_BANKED_REG): Likewise.
1929 (LAST_BANKED_REG): Likewise.
1930 * config/sh/sh.md (banked) New attribute.
1931 (in_delay_slot): Check banked attribute.
1933 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1935 PR tree-optimization/32075
1936 * tree-data-ref.c (subscript_dependence_tester_1,
1937 analyze_miv_subscript, analyze_overlapping_iterations,
1938 add_distance_for_zero_overlaps, build_classic_dist_vector,
1939 subscript_dependence_tester_1, analyze_overlapping_iterations,
1940 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1941 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1942 to evolution_function_is_affine_multivariate_p.
1944 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1946 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1948 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1951 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1953 * config/m32c/prologue.md (epilogue_exitd_16): New.
1954 (epilogue_reit_16): New.
1955 (epilogue_exitd): Rename to epilogue_exitd_24.
1956 (epilogue_reit): Rename to epilogue_reit_24.
1958 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1959 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1961 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1963 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1964 if dbg_cnt (sched_insn) reaches the limit.
1965 (choose_ready): New parameter INSN_PTR and new return value.
1966 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1967 the new return value from choose_ready.
1968 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1969 (rest_of_handle_global_alloc): New global_alloc_at_func.
1971 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1973 PR tree-optimization/25737
1974 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1975 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1976 * tree-flow.h (struct fieldoff): Add new field alias_set.
1977 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1978 argument addressable_type. Set alias_set of fieldoff.
1979 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1980 (create_overlap_variables_for): Pass alias_set from fieldoff to
1982 * alias.c (get_alias_set): Use alias_set from SFT if set.
1984 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1986 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1987 of a variable as an unsigned HOST_WIDE_INT integer.
1989 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1991 PR rtl-optimization/32405
1992 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1994 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1996 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1999 * builtins.c: Include diagnostic.h.
2000 (expand_builtin_expect): Make gcc_assert more permissive.
2001 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2004 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2008 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2009 if ACCUMULATE_OUTGOING_ARGS.
2011 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2013 * config/m68hc11/m68hc11.c: Include dataflow header file.
2014 (m68hc11_reorg): Port to dataflow.
2016 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2018 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2019 (struct df_problem.free_blocks_on_set_blocks): New field.
2020 (struct dataflow.optional_p): New field.
2021 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2022 (df_live_set_all_dirty): New function.
2023 * df-scan.c (df_scan_alloc): Initialize optional_p.
2024 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2025 * df-core.c (df_set_blocks): Removed use of
2026 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2027 df_problem.free_blocks_on_set_blocks to determine which blocks are
2029 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2030 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2031 uses dataflow.optional_p to determine if problem should be
2033 (rest_of_handle_df_initialize): Only start live problem if
2035 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2036 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2037 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2038 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2039 problem_NOTE): Initialize free_blocks_on_set_blocks.
2040 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2042 (df_live_set_all_dirty, df_note_alloc): New function.
2043 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2045 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2046 * postreload.c (reload_combine): Ditto.
2047 * cse.c (cse_extended_basic_block): Ditto.
2048 * regmove.c (mark_flags_life_zones): Ditto.
2049 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2050 erase_matching_seqs): Ditto.
2051 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2052 * integrate (allocate_initial_values): Ditto.
2053 * combine.c (reg_dead_at_p): Ditto.
2054 * resource.c (mark_target_live_regs): Ditto.
2055 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2056 * config/sh/sh.c (find_r0_life_regions): Ditto.
2057 * global.c (rest_of_handle_global_alloc): Only add back df_live
2059 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2061 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2063 (if_convert): Make sure df_live is there at -O == 1.
2064 (pass_if_after_combine): Cleanup flags.
2065 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2066 is there at -O == 1.
2068 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2070 * config/arm/arm.c (arm_get_frame_offsets): Set
2071 offsets->locals_base to avoid negative stack size.
2072 (thumb1_expand_prologue): Assert on negative stack size.
2074 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2076 PR tree-optimization/32367
2077 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2078 of the chrec has no evolution in that loop.
2079 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2081 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2083 * config/xtensa/xtensa.c: Include "df.h".
2084 (xtensa_builtin_saveregs): Use adjust_address instead of
2086 (xtensa_va_start): Invoke make_tree with sizetype for
2087 expand_builtin_saveregs and then convert the result to a pointer.
2088 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2089 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2090 Subtract argument size from index value as integers and then use
2091 POINTER_PLUS_EXPR to add the result to the array address.
2093 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2096 * config/m32c/m32c.c: Include dataflow header file.
2097 (m32c_emit_prologue): Adjust for prologue insn change.
2098 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2099 once inside a PARALLEL. Assume frame size passed in operand 0
2100 includes space to save the fb register.
2101 (prologue_enter_24): Likewise.
2102 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2104 2007-06-19 David Daney <ddaney@avtrex.com
2107 * config/mips/mips.md (cprestore): Mark $gp as used.
2109 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2112 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2113 (frv_ifcvt_modify_insn): Likewise.
2115 2007-06-19 Richard Guenther <rguenther@suse.de>
2117 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2118 only handle positive offsets that fit in a HOST_WIDE_INT.
2120 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2122 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2123 result of rsqrt insn for zero input argument to avoid NaN.
2125 2007-06-19 Richard Guenther <rguenther@suse.de>
2128 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2130 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2132 PR tree-optimization/32353
2133 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2135 2007-06-19 Nick Clifton <nickc@redhat.com>
2137 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2139 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2142 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2143 * config/i386/i386.c (assign_386_stack_local): Assert that
2144 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2145 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2146 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2147 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2149 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2151 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2153 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2155 PR rtl-optimization/32321
2156 * gcse.c (replace_store_insn): Update the note before
2157 calling emit_insn_after.
2159 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2162 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2164 * df-problems.c (df_note_bb_compute): Fix dumping info.
2166 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2168 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2169 insn with emit_jump_insn.
2171 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2173 PR tree-optimization/32383
2174 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2175 * targhooks.h (default_builtin_reciprocal): Update prototype.
2176 * target.h (struct gcc_target): Update builtin_reciprocal.
2177 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2178 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2179 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2180 when fndecl is in BUILT_IN_MD class.
2181 (execute_convert_to_rsqrt): Ditto.
2183 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2184 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2185 Convert BUILT_IN_SQRTF code only when md_fn is false.
2187 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2189 * bt-load.c (move_btr_def): Fix the order of arguments
2190 to validate_replace_rtx.
2192 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2194 * config/m68k/m68k-devices.def: Add 54450..54455.
2196 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2198 PR rtl-optimization/32366
2199 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2200 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2203 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2206 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2207 this is true, rescan insn being modified.
2208 (sms_schedule): Added rescan parameter.
2209 (rest_of_handle_sms): Moved freeing of dominance info to before
2210 getting out of cfg_layout.
2212 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2214 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2215 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2218 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2219 FL_CF_EMAC from the entry for isac.
2221 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2222 (const_sibcall_operand): New.
2223 (sibcall_operand): Use it.
2224 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2225 (m68k_isas): ISAC does not imply FPU or EMAC.
2226 (override_options): Add ISA_C logic for symbolic jump & call.
2228 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2230 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2231 return mode from the builtin itself.
2232 (sparc_fold_builtin): Fix cast of zero constant.
2234 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2236 * targhooks.c (default_builtin_reciprocal): New default target hook.
2237 * targhooks.h (default_builtin_reciprocal): Add prototype.
2238 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2239 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2240 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2241 default_builtin_reciprocal.
2243 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2246 * hooks.c (hook_tree_tree_bool_null): New hook.
2247 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2248 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2249 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2250 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2251 and convert it to reciprocal a*rfunc(b).
2252 (execute_convert_to_rsqrt): New function.
2253 (gate_convert_to_rsqrt): New function.
2254 (pass_convert_to_rsqrt): New pass definition.
2255 * target.h (struct gcc_target): Add builtin_reciprocal.
2256 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2257 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2258 TARGET_BUILTIN_RECIPROCAL.
2259 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2261 * config/i386/i386.h (TARGET_RECIP): New define.
2262 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2263 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2264 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2265 and not optimizing for size.
2266 (*rcpsf2_sse): New insn pattern.
2267 (*rsqrtsf2_sse): Ditto.
2268 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2269 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2270 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2271 and not optimizing for size.
2272 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2273 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2274 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2275 and not optimizing for size.
2276 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2277 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2278 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2279 and not optimizing for size.
2280 (*sse_rsqrtv4sf2): Do not export.
2282 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2283 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2284 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2285 and not optimizing for size.
2287 * config/i386/i386.opt (mrecip): New option.
2288 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2289 (ix86_emit_swsqrtsf): Ditto.
2290 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2291 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2293 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2294 ix86_expand_unop1_builtin.
2295 (ix86_emit_swdivsf): New function.
2296 (ix86_emit_swsqrtsf): Ditto.
2297 (ix86_builtin_reciprocal): New function.
2298 (TARGET_BUILTIN_RECIPROCAL): Use it.
2299 (ix86_vectorize_builtin_conversion): Rename from
2300 ix86_builtin_conversion.
2301 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2302 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2303 "i386 and x86_64 Options" section.
2304 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2306 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2307 Zdenek Dvorak <dvorakz@suse.cz>
2308 Richard Guenther <rguenther@suse.de>
2309 Kaz Kojima <kkojima@gcc.gnu.org>
2311 * tree-vrp.c (compare_values_warnv): Convert val2 to
2313 (extract_range_from_assert): Create
2314 POINTER_PLUS_EXPR for pointer types.
2315 (extract_range_from_binary_expr): Handle
2316 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2318 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2319 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2320 POINTER_PLUS_EXPR as PLUS_EXPR.
2321 (number_of_iterations_lt_to_ne):
2322 For pointer types, use sizetype when
2323 creating MINUS_EXPR/PLUS_EXPRs.
2324 (assert_loop_rolls_lt): For pointer types, use sizetype when
2325 creating MINUS_EXPR/PLUS_EXPRs.
2326 (number_of_iterations_le): Likewise.
2327 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2328 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2329 like PLUS_EXPR and MINUS_EXPR.
2330 * tree-pretty-print.c (dump_generic_node): Handle
2332 (op_prio): Likewise.
2333 (op_symbol_1): Likewise.
2334 * optabs.c (optab_for_tree_code): Likewise.
2335 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2337 * tree-tailcall.c (process_assignment): Mention
2338 POINTER_PLUS_EXPR in a TODO comment.
2339 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2340 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2341 not used with a pointer and an integer type.
2342 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2343 increment using chrec_convert_rhs instead of chrec_convert.
2344 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2345 PLUS_EXPR except for the right hand side's type will be
2347 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2348 (fold_used_pointer_cast): Kill.
2349 (pointer_offset_p): Kill.
2350 (fold_used_pointer): Kill.
2351 (pointer_used_p): Kill.
2352 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2353 call fold_used_pointer.
2354 (instantiate_parameters_1): Convert the increment
2355 using chrec_convert_rhs instead of chrec_convert.
2356 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2357 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2358 instead of PLUS_EXPR.
2359 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2360 PLUS_EXPR for pointers.
2361 (std_gimplify_va_arg_expr): Likewise.
2362 (fold_builtin_memory_op): Likewise.
2363 (fold_builtin_strstr): Likewise.
2364 (fold_builtin_strchr): Likewise.
2365 (fold_builtin_strrchr): Likewise.
2366 (fold_builtin_strpbrk): Likewise.
2367 (expand_builtin_memory_chk): Likewise.
2368 (fold_builtin_memory_chk): Likewise.
2369 (std_expand_builtin_va_start): Use
2370 sizetype for the call to make_tree and then convert
2371 to the pointer type.
2372 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2373 instead of PLUS_EXPR for adding to a pointer.
2374 (std_gimplify_va_arg_expr): Use fold_build2 for
2375 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2376 the operands to sizetype first and then cast the BIT_AND_EXPR
2377 back to the pointer type.
2378 * fold-const.c (build_range_check): Handle pointer types
2380 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2381 of PLUS_EXPR's. Make sure the offset is converted to
2383 (try_move_mult_to_index): Strip the NOPs from the offset.
2384 Remove code argument and replace all uses with PLUS_EXPR.
2385 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2386 specially. Don't use a pointer type for MINUS_EXPR.
2387 (fold_unary): Handle for (T1)(X op Y),
2388 only p+ as that is the only as that can be handled for
2389 binary operators now.
2390 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2392 <case PLUS_EXPR>: Add folding of PTR+INT into
2394 Don't call try_move_mult_to_index.
2395 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2396 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2397 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2398 Don't call try_move_mult_to_index.
2399 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2400 (tree_expr_nonzero_p): Likewise.
2401 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2402 of PLUS_EXPR for the complex expression folding.
2403 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2404 first chrec is a pointer type, then the second should
2405 be sizetype and not the first's type.
2406 For POINTER_PLUS_EXPR, use a different right hand side type.
2407 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2408 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2409 different right hand side type.
2410 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2411 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2412 instead of PLUS_EXPR.
2413 When either operand is zero, convert the other operand.
2414 (chrec_apply): Use chrec_convert_rhs
2415 on the argument x instead of chrec_convert.
2416 (reset_evolution_in_loop): For pointer types, the new_evol
2418 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2419 different right hand side type.
2420 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2421 (chrec_convert_rhs): New function.
2422 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2423 different right hand side type.
2424 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2425 * tree-chrec.h (chrec_convert_rhs): New prototype.
2426 (build_polynomial_chrec): For pointer types, the right hand
2427 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2428 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2429 Remove subtraction case as it is always addition now.
2430 Make sure the offset is converted to sizetype.
2431 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2432 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2433 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2434 PLUS_EXPR in pointer type.
2435 Handle POINTER_PLUS_EXPR.
2436 (tree_to_aff_combination): Likewise.
2437 (force_expr_to_var_cost): Likewise.
2438 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2439 instead of PLUS_EXPR for pointers.
2440 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2441 instead of PLUS_EXPR of pointer types.
2442 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2444 (check_va_list_escapes): Likewise.
2445 (check_all_va_list_escapes): Likewise.
2446 * dwarf2out.c (loc_descriptor_from_tree_1):
2447 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2448 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2449 (string_constant): Likewise.
2450 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2451 the offset to the base, use POINTER_PLUS_EXPR.
2452 (add_to_parts): Convert the index to sizetype.
2453 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2454 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2455 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2456 Offset only holds something for PLUS_EXPR.
2457 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2459 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2461 (analyze_accesses_for_modify_stmt): Likewise.
2462 Remove comment about the type being integral type as it is
2464 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2466 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2468 Correct the type which the artimentic is done in (is now
2471 * tree-data-ref.c (split_constant_offset): Handle
2473 * tree-affine.c (tree_to_aff_combination): Likewise.
2474 * c-typeck.c (build_unary_op): For pointers create the increment
2475 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2477 * gimplify.c (gimplify_self_mod_expr): Create a
2478 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2479 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2480 * tree.def (POINTER_PLUS_EXPR): New tree code.
2481 * tree-predcom.c (ref_at_iteration): If we have a pointer
2482 type do the multiplication in sizetype.
2483 * tree-mudflap.c (mf_xform_derefs_1): Create a
2484 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2485 * tree-ssa-forwprop.c
2486 (forward_propagate_addr_into_variable_array_index):
2487 Don't expect there to be a cast for the index as that
2488 does not exist anymore.
2489 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2490 instead of PLUS_EXPR.
2491 Don't check for the first operand of the POINTER_PLUS_EXPR
2492 was the index as it cannot be.
2493 Call forward_propagate_addr_into_variable_array_index with
2494 the SSA_NAME instead of the statement.
2495 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2496 (compare_constant): Likewise.
2497 (copy_constant): Likewise.
2498 (compute_reloc_for_constant): Likewise.
2499 (output_addressed_constants): Likewise.
2500 (initializer_constant_valid_p): Likewise.
2501 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2502 Convert the MIN/MAX of the inner type to the outer
2503 type before comparing them.
2504 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2505 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2506 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2507 of PLUS_EXPR for pointers.
2508 * tree-inline.c (estimate_num_insns_1): Handle
2510 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2511 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2512 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2513 instead of PLUS_EXPR for the pointer increment statement.
2514 (vect_update_ivs_after_vectorizer): For pointer types, create
2515 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2516 MULT_EXPR in sizetype.
2517 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2519 * tree-object-size.c (plus_expr_object_size): Handle
2520 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2521 code which is trying to figure out which side is a pointer and
2523 (check_for_plus_in_loops_1): Likewise.
2524 (check_for_plus_in_loops): Likewise.
2525 * c-common.c (pointer_int_sum): Create a
2526 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2527 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2528 only POINTER_PLUS_EXPR. Removing all the extra
2529 code which is trying to figure out which side is a pointer and
2531 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2532 PLUS_EXPR and MINUS_EXPR.
2533 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2535 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2536 with make_tree, instead of a pointer type.
2537 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2538 for pointers instead of PLUS_EXPR.
2539 (s390_gimplify_va_arg): Likewise.
2540 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2541 instead of PLUS_EXPR when doing addition on pointer
2542 types. Use sizetype for the second operand.
2543 (spu_gimplify_va_arg_expr): Likewise.
2544 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2545 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2546 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2547 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2548 for the pointer addition and also use size_int/sizetype
2550 (ix86_gimplify_va_arg): Likewise.
2551 Perform BIT_AND_EXPR on sizetype arguments.
2552 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2553 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2554 for the pointer additions and also use size_int for the offsets.
2555 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2556 additions and also use size_int for the offsets. Perform
2557 BIT_AND_EXPR on sizetype arguments.
2558 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2559 POINTER_PLUS_EXPR for pointers and create the
2560 BIT_AND_EXPR in sizetype.
2561 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2562 instead of PLUS_EXPR for pointer addition.
2563 (rs6000_va_start): Likewise.
2564 Also use sizetype for the offset.
2565 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2566 as PLUS_EXPR/MINUS_EXPR.
2567 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2568 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2569 Don't use BIT_AND_EXPR on a pointer type, convert the
2570 expression to sizetype first.
2571 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2573 (mips_gimplify_va_arg_expr): Likewise.
2574 Don't create BIT_AND_EXPR in a pointer type.
2576 2007-06-15 Eric Christopher <echristo@apple.com>
2578 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2579 (x86_64-*-darwin*): Ditto.
2580 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2583 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2585 * doc/extend.texi: Document behavior of __attribute__((aligned))
2588 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2590 * rtlanal.c (note_stores): Improve documentation.
2592 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2594 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2595 LOCAL_LABEL_PREFIX): Delete.
2596 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2597 (bfin_internal_label): Delete.
2599 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2601 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2602 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2603 otherwise define to LIBGCC2_TF_CEXT.
2604 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2605 (LIBGCC_TF_CEXT): Ditto.
2608 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2610 PR rtl-optimization/32339
2611 * df-scan.c (df_uses_record): Don't modify flags but just add to
2612 it for df_ref_record.
2614 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2616 * tree-mudflap.c: Fix whitespace issues.
2618 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2620 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2622 2007-06-14 Eric Christopher <echristo@apple.com>
2624 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2625 (movv4sf): Use gcc_unreachable instead of abort.
2627 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2630 * config/i386/sfp-machine.h (CMPtype): New define.
2631 (mach stubs): Use CMPtype instead of int as a return type.
2633 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2635 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2636 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2637 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2638 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2639 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2640 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2641 config/soft-fp/soft-fp.h: Update from glibc CVS.
2643 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2645 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2647 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2650 * config/v850/v850.c: Include dataflow header file.
2651 (substitute_ep_register): Fix typo.
2653 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2655 * configure.ac: Fix earlier checkin.
2656 * configure: Regenerated.
2658 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2660 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2661 * aclocal.m4: Regenerate.
2662 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2663 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2664 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2665 * configure: Regenerate.
2666 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2668 * Makefile.in (quickstrap): Build libgcc too.
2670 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2672 * configure.ac: Add --enable-checking=df. Explicitly mention that
2673 the variables are initialized as for "release".
2674 * df-core.c: Use it.
2675 * configure: Regenerate.
2676 * config.in: Regenerate.
2678 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2680 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2681 validate_replace_rtx instead of replace_rtx.
2682 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2684 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2686 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2687 (DWARF2_UNWIND_INFO): Override default if configured with
2689 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2690 (ENDFILE_SPEC): Add crtend.o.
2691 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2692 (ENDFILE_SPEC): Add crtend.o.
2693 (TARGET_USE_JCR_SECTION): Define.
2694 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2696 * config/i386/cygming-crtbegin.c: New file.
2697 * config/i386/cygming-crtend.c: New file.
2699 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2701 * config/i386/w32-unwind.h: New file.
2703 2007-06-13 Eric Christopher <echristo@apple.com>
2705 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2706 the user set a value below STACK_BOUNDARY.
2708 2007-06-13 Thiemo Seufer <ths@networkno.de>
2710 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2711 imply -lpthread for -pthread.
2713 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2715 * basic-block.h: Remove the prototype for
2716 free_basic_block_vars.
2717 * cfglayout.h: Remove the prototype for
2718 insn_locators_initialize.
2719 * tree.h: Remove the prototype for emit_line_note.
2721 * tree-ssa-pre.c (mergephitemp): Remove.
2722 (init_pre): Don't use mergephitemp.
2724 2007-06-13 Eric Christopher <echristo@apple.com>
2726 * config/i386/i386.c (override_options): If we've specified
2727 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2729 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2731 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2734 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2736 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2737 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2738 (eh_store_handler): New pattern.
2739 (eh_return): Emit it instead of a plain move.
2741 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2743 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2744 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2745 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2748 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2750 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2751 (find_next_insn_start, find_load): New functions.
2752 (bfin_reorg): Use them to deal with the fact that parallel insns are
2753 no longer represented as a SEQUENCE.
2755 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2757 * config/sparc/sparc.c (sparc_override_options): Initialize
2760 2007-06-13 Dave Korn <dave.korn@artimi.com>
2762 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2765 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2767 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2768 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2769 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2770 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2771 tree-vect-transform.c: Fix comment typos. Follow spelling
2774 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2776 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2777 to the exit block use set.
2778 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2779 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2780 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2782 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2784 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2785 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2786 to indicate an error.
2787 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2789 (dbg_cnt_process_opt): Print an error on a bad argument.
2790 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2791 * common.opt (-fdbg-cnt-list): New.
2792 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2794 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2796 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2797 flag on ref-all pointers.
2799 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2802 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2803 for the offset with the modifier as EXPAND_INITIALIZER
2804 if the modifier is EXPAND_INITIALIZER.
2805 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2806 a register if we had an overflow.
2808 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2810 * real.c (real_isfinite): New.
2811 (real_sqrt): Use it.
2812 * real.h (real_isfinite): New.
2813 * builtins.c: Use it.
2815 2007-06-12 Ian Lance Taylor <iant@google.com>
2816 Daniel Berlin <dberlin@dberlin.org>
2819 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2820 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2821 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2822 (DECL_NO_TBAA_P): Define.
2823 (struct tree_decl_common): Add no_tbaa_flag field.
2824 * tree-ssa-structalias.c (struct variable_info): Add
2825 no_tbaa_pruning field.
2826 (new_var_info): Initialize no_tbaa_pruning field.
2827 (unify_nodes): Copy no_tbaa_pruning field.
2828 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2829 (dump_solution_for_var): Print no_tbaa_pruning flag.
2830 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2832 (compute_tbaa_pruning): New static function.
2833 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2834 Call compute_tbaa_pruning.
2835 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2836 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2837 * gimple-low.c (lower_stmt): Likewise.
2838 * tree-gimple.c (is_gimple_stmt): Likewise.
2839 * tree-ssa-operands.c (get_expr_operands): Likewise.
2840 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2841 * tree-inline.c (estimate_num_insns_1): Likewise.
2842 (copy_result_decl_to_var): Likewise.
2843 * expr.c (expand_expr_real_1): Likewise.
2844 * tree-pretty-print.c (dump_generic_node): Likewise.
2845 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2846 * omp-low.c (omp_copy_decl_2): Likewise.
2847 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2848 * doc/c-tree.texi (Expression trees): Document
2849 CHANGE_DYNAMIC_TYPE_EXPR.
2851 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2853 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2854 with !HONOR_NANS and !HONOR_INFINITIES.
2855 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2857 2007-06-12 Tristan Gingold <gingold@adacore.com>
2859 * gcov.c: Comments updated.
2860 (source_info): Add file_time field.
2861 (source_index): New variable.
2862 (mutiple_files): New variable.
2863 (generate_results): New function extracted from process_file.
2864 (process_file): Save and restore chain of functions, generate
2865 results and free structures only if not merging results.
2866 (release_structures): File names are now freed in create_file_names
2867 (create_file_names): Free previous file names.
2868 (find_source): File date is now read here and modifications in
2869 source files is checked here.
2870 (read_graph_file): Only reverse order of functions for the current
2872 (make_gcov_file_name): Do not generate long names if input_name is
2874 (output_lines): If merging results do not display graph, data and
2876 Checking source file modification is done in find_source.
2878 * doc/gcov.texi: Append an s to sourcefile.
2880 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2882 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2883 (forced_nop): New pattern.
2884 * config/bfin/bfin.c: Include "df.h".
2885 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2886 (bfin_discover_loop): Use df_get_live_in instead of
2887 global_live_at_start.
2888 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2889 df_analyze when done.
2890 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2891 the insns. Use QImode for the final insn in a bundle. Call
2892 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2894 (reorder_var_tracking_notes): New function.
2895 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2896 update_life_info. Call df_analyze after scheduling and bundle
2897 generation. Call reorder_var_tracking_notes if generating these
2898 notes. Call df_finish_pass at the end.
2900 2007-06-12 Dirk Mueller <dmueller@suse.de>
2902 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2903 a comparison, not an assignment.
2905 2007-06-12 Olivier Hainque <hainque@adacore.com>
2907 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2908 Request walking the subtrees only, leaving the current is_lhs/val_only
2910 (convert_non_local_reference): Likewise.
2912 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2914 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2916 2007-06-12 Richard Guenther <rguenther@suse.de>
2918 PR tree-optimization/15353
2919 PR tree-optimization/31657
2920 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2921 * timevar.def: Add TV_TREE_IFCOMBINE.
2922 * tree-pass.h (pass_tree_ifcombine): Declare.
2923 * tree-ssa-ifcombine.c: New file.
2924 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2925 * tree-flow.h (blocks_in_phiopt_order): Declare.
2926 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2927 (tree-ssa-ifcombine.o): New dependencies.
2929 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2931 PR rtl-optimization/32293
2932 * combine.c (simplify_if_then_else): Truncate return from
2933 nonzero_bits() to correct mode.
2935 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2937 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2938 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2940 2007-06-11 Diego Novillo <dnovillo@google.com>
2942 * Makefile.in (reload1.o-warn): Remove.
2944 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2946 * combine.c (subst): Use reg_overlap_mentioned_p
2947 instead of comparing register numbers directly.
2949 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2951 * reload1.c (mark_home_live_1): Use the mode parameter.
2953 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2955 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2956 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2960 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2962 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2964 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2966 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2967 from integer registers.
2968 (FP mode splitters): Handle TFmode.
2970 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2972 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2973 for ref-all pointers that point-to anything.
2975 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2977 * config/arm/arm.c (arm_output_dwarf_dtprel,
2978 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2980 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2982 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2983 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2986 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2988 * gcc/tree.c (signed_or_unsigned_type_for): New.
2989 (unsigned_type_for): Use signed_or_unsigned_type_for.
2990 (signed_type_for): Use signed_or_unsigned_type_for.
2991 * gcc/tree.h (signed_or_unsigned_type_for): New.
2992 (get_signed_or_unsigned_type): Remove.
2993 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2994 lang_hooks.types.signed_type
2995 (size_diffop): Likewise.
2996 (all_ones_mask_p): Likewise.
2997 (build_range_check): Likewise.
2998 (fold_cond_expr_with_comparison): Likewise.
2999 (fold_cond_expr_with_comparison): Likewise.
3000 (unextend): Likewise.
3001 (extract_muldiv_1): Likewise.
3002 (fold_single_bit_test_into_sign_test): Likewise.
3003 (fold_binary): Likewise.
3004 (fold_ternary): Likewise.
3005 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3006 instead of get_signed_or_unsigned_type.
3007 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3008 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3009 * gcc/expr.c (signed_or_unsigned_type_for): Use
3010 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3011 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3012 (lhd_signed_or_unsigned_type): Remove.
3013 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3014 signed_or_unsigned_type.
3015 (lhd_signed_or_unsigned_type): Remove.
3016 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3017 lang_hooks.types.signed_type.
3018 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3019 c_common_signed_type instead of lang_hooks.types.signed_type.
3020 (c_common_unsigned_type): New.
3021 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3022 (shorten_compare): Use c_common_unsigned_type instead of
3023 c_common_signed_or_unsigned_type.
3024 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3026 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3027 lang_hooks.types.signed_type.
3028 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3029 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3030 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3031 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3032 instead of unsigned_type_for.
3033 * gcc/c-decl.c (groakdeclarator): Likewise.
3034 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3035 * gcc/c-common.h (c_common_unsigned_type): New.
3037 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3040 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3041 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3043 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3046 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3047 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3049 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3050 Sebastian Pop <sebpop@gmail.com>
3052 * lambda-code.c (remove_iv): New.
3053 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3055 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3057 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3058 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3059 * tree-ssa-loop-prefetch.c: Include optabs.h.
3060 (FENCE_FOLLOWING_MOVNT): New macro.
3061 (struct mem_ref): Add independent_p and storent_p fields.
3062 (record_ref): Initalize the new fields.
3063 (gather_memory_references_ref): Return true if the reference
3065 (gather_memory_references): Check whether all memory accesses
3066 in loop were recorded.
3067 (should_issue_prefetch_p): Return false for nontemporal stores.
3068 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3069 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3070 (determine_loop_nest_reuse): Detect independent memory references.
3071 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3072 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3073 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3074 * config/i386/i386.h (x86_mfence): Declare.
3075 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3076 * config/i386/i386.c (x86_mfence): New variable.
3077 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3079 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3080 * optabs.c (init_optabs): Initialize storent_optab.
3081 * optabs.h (enum optab_index): Add OTI_storent.
3082 (storent_optab): Declare.
3083 * genopinit.c (optabs): Add initialization for storent_optab.
3084 * tree.h (MOVE_NONTEMPORAL): New macro.
3085 * expr.c (expand_assignment, store_expr, store_constructor_field,
3086 store_constructor, store_field, expand_expr_real_1): Propagate
3087 nontemporality of the expanded store.
3088 (emit_storent_insn): New function.
3089 * expr.h (expand_assignment, store_expr): Declaration changed.
3090 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3091 to expand_assignment.
3092 * stmt.c (expand_asm_expr): Ditto.
3093 * calls.c (initialize_argument_information): Pass false as
3094 nontemporality to store_expr.
3095 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3098 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3100 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3102 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3104 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3106 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3107 and allow DECL_P here.
3109 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3111 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3112 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3113 track of the size of the expression.
3114 * cfghooks.c (merge_blocks): Remove block from loops structure only
3115 after call of the merge_blocks hook.
3117 2007-06-09 Tom Tromey <tromey@redhat.com>
3119 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3120 (deprecated_state): Removed.
3121 (start_decl): Update.
3122 (enum deprecated_states): Moved earlier.
3123 (groktypename): Update.
3124 (push_parm_decl): Likewise.
3125 (grokfield): Likewise.
3126 (start_function): Likewise.
3128 2007-06-09 Ian Lance Taylor <iant@google.com>
3130 PR tree-optimization/32169
3131 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3132 CONVERT_EXPR, check whether min and max both converted to an
3133 overflow infinity representation.
3135 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3137 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3138 not inserted on the edge.
3140 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3142 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3143 instructions if they are supported.
3144 (__divsi3, __umodsi3, __modsi3): Likewise.
3145 (__ashldi3, __ashrdi3, __lshrdi3): New.
3146 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3148 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3149 Tony Linthicum <tony.linthicum@amd.com>
3151 * doc/invoke.texi: Add fvect-cost-model flag.
3152 * common.opt (fvect-cost-model): New flag.
3153 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3154 cost fields in stmt_vec_info struct for STMT.
3155 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3156 fields in stmt_vec_info struct and access functions for the same.
3157 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3158 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3159 load, store and vector to scalar operation.
3160 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3161 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3162 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3163 (TARG_VEC_STORE_COST): Define cost of vector store.
3164 (vect_estimate_min_profitable_iters): Define new function.
3165 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3166 check to evaluate if loop iterations are less than minimum profitable
3167 iterations determined by cost model or minimum vect loop bound defined
3168 by user, whichever is more conservative.
3169 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3170 run-time check to evaluate if loop iterations are less than minimum
3171 profitable iterations determined by cost model or minimum vect loop
3172 bound defined by user, whichever is more conservative.
3173 (vect_estimate_min_profitable_iterations): New function to estimate
3174 mimimimum iterartions required for vector version of loop to be
3175 profitable over scalar version.
3176 (vect_model_reduction_cost): New function.
3177 (vect_model_induction_cost): New function.
3178 (vect_model_simple_cost): New function.
3179 (vect_cost_strided_group_size): New function.
3180 (vect_model_store_cost): New function.
3181 (vect_model_load_cost): New function.
3182 (vectorizable_reduction): Call vect_model_reduction_cost during
3184 (vectorizable_induction): Call vect_model_induction_cost during
3186 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3187 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3188 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3189 vectorizable_promotion, vectorizable_demotion): Call
3190 vect_model_simple_cost during analysis phase.
3192 2007-06-08 Simon Baldwin <simonb@google.com>
3194 * reg-stack.c (get_true_reg): Readability change. Moved default case
3195 label into direct switch statement scope.
3197 2007-06-08 Simon Baldwin <simonb@google.com>
3199 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3200 in gcc_assert() with '==' comparison.
3202 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3204 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3205 TARGET_ABM handling of x86_popcnt variable.
3207 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3209 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3210 __builtin_copysignq and __builtin_infq built-in functions.
3212 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3214 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3215 SSE4.2 section. Correct built-in function names in SSE4A section.
3217 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3219 PR tree-optimization/32243
3220 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3221 for ncopies after ratio check between nunits_out and nunits_in.
3222 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3224 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3226 PR tree-optimization/32224
3227 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3228 vectorization upon a non GIMPLE_MODIFY_STMT.
3230 2007-06-08 Christian Bruel <christian.bruel@st.com>
3233 * config/sh/sh.md (doloop_end): New pattern and splitter.
3234 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3236 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3239 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3241 (verify_dominators): Do not change dominance tree.
3243 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3245 * config/sh/constraints.md: New file.
3246 * config/sh/sh.c: Include tm-constrs.h.
3247 (reg_class_from_letter): Remove.
3248 (prepare_cbranch_operands): Use satisfies_constraint_*
3249 function instead of macro.
3250 (andcosts, broken_move, sh_secondary_reload): Likewise.
3251 * config/sh/predicates.md (trapping_target_operand): Likewise.
3252 (and_operand, arith_operand, arith_reg_or_0_operand,
3253 cmp_operand, logical_operand, target_operand,
3254 ua_address_operand, ua_offset, xor_operand): Likewise.
3255 * config/sh/sh.md: Include constraints.md.
3256 (*movsicc_t_false): Use satisfies_constraint_* function
3258 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3259 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3260 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3261 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3262 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3263 (REG_CLASS_FROM_CONSTRAINT): Remove.
3264 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3265 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3266 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3267 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3268 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3269 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3270 function instead of macro.
3271 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3272 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3273 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3274 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3275 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3276 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3277 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3278 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3279 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3280 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3281 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3282 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3283 EXTRA_CONSTRAINT_STR): Likewise.
3284 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3286 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3288 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3290 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3293 * c-common.h (flag_cpp0x): Replaced by...
3294 (cxx_dialect): ... this new variable specifying the C++ dialect that
3296 * c-common.c (flag_cpp0x): Removed.
3297 (cxx_dialect): Defined.
3298 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3300 * c-opts.c (c_common_post_options): Likewise.
3301 (set_std_cxx98): Set cxx_dialect to cxx98.
3302 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3304 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3305 Hui-May Chang <hm.chang@apple.com>
3307 * doc/invoke.texi (Darwin Options): Update documentation for
3308 -mmacosx-version-min.
3309 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3310 * config/darwin-driver.c: New file.
3311 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3312 * config/t-darwin (darwin-driver.o): New rule.
3314 * config/darwin-c.c (version_as_macro): Ignore low digit.
3316 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3318 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3319 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3320 (CSGNMODE): New mode macro.
3321 (CSGNVMODE): New mode attribute.
3322 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3323 expander using CSGNMODE mode macro. Handle TFmode.
3324 (copysign<mode>3_const): Rename from copysignsf3_const and
3325 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3327 (copysign<mode>3_var): Rename from copysignsf3_var and
3328 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3330 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3331 mode macro. Handle TFmode.
3332 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3333 (iortf3, *iortf3): Ditto.
3334 (xortf3, *xortf3): Ditto.
3335 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3336 TFmode and TImode masks.
3337 (ix86_expand_copysign): Expand TFmode copysign insn.
3338 (IX86_BUILTIN_INFQ): New.
3339 (IX86_BUILTIN_FABSQ): Ditto.
3340 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3341 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3342 [__builtin_fabsq]: Ditto.
3343 [__builtin_copysignq]: Ditto.
3344 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3345 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3346 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3347 ix86_expand_binop_builtin().
3349 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3351 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3353 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3356 * rtl.h (push_to_sequence2): New.
3357 * emit-rtl.c (push_to_sequence2): New.
3358 * function.c (assign_parm_data_all): Add new fields.
3359 (assign_parm_setup_block): Call push_to_sequence2 instead of
3361 (assign_parm_setup_reg): Ditto.
3362 (assign_parm_setup_stack): Ditto.
3363 (assign_parms_unsplit_complex): Ditto.
3364 (assign_parms): Change field name.
3366 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3368 PR tree-optimization/32220
3369 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3370 phi node is reached before defining statement.
3372 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3375 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3376 after changing the right hand side of the assignment.
3378 2007-06-06 Eric Christopher <echristo@apple.com>
3380 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3381 (x86_64-*-darwin*): Ditto.
3382 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3383 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3385 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3387 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3389 (add_key): Likewise.
3390 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3391 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3393 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3395 (add_cost_one_coalesce): Likewise.
3396 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3397 variable names. Rename orig to orig_name for consistency.
3398 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3400 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3402 (record_equivalences_from_stmt): Likewise.
3403 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3404 the coding conventions.
3405 (memory_ssa_name_same): Likewise.
3406 (dse_optimize_stmt): Likewise.
3407 (dse_record_phis): Likewise.
3408 (dse_finalize_block): Likewise.
3409 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3410 keywords as variable names.
3411 (may_move_till): Cast according to the coding conventions.
3412 (force_move_till_expr): Avoid using C++ keywords as variable names.
3413 (force_move_till): Cast according to the coding conventions.
3414 (memref_hash): Likewise.
3415 (memref_eq): Likewise.
3416 (gather_mem_refs_stmt): Likewise.
3417 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3418 using C++ keywords as variable names.
3419 (idx_find_step): Cast according to the coding conventions.
3420 (idx_record_use): Likewise.
3421 (find_depends): Likewise.
3422 (prepare_decl_rtl): Likewise.
3423 (mbc_entry_hash): Likewise.
3424 (mbc_entry_eq): Likewise.
3425 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3426 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3427 (idx_infer_loop_bounds): Cast according to the coding conventions.
3428 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3429 * tree-ssa-math-opts.c (occ_new ): Likwise.
3430 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3432 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3434 (add_use_op): Likewise.
3435 (add_vop): Likewise.
3436 (add_vuse_op): Likewise.
3437 (add_vdef_op): Likewise.
3438 (get_expr_operands): Likewise.
3439 (push_stmt_changes): Use type safe memory macros.
3440 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3441 keywords as variable names.
3442 (conditional_replacement): Likewise.
3443 (minmax_replacement): Likewise.
3444 (abs_replacement): Likewise.
3445 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3447 (insert_fake_stores): Avoid using C++ keywords as variable names.
3448 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3450 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3451 (heapvar_insert): Use type safe memory macros.
3452 (new_var_info): Cast according to the coding conventions.
3453 (new_constraint): Likewise.
3454 (remove_preds_and_fake_succs): Use type safe memory macros.
3455 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3457 (thread_single_edge): Likewise.
3458 (thread_through_loop_header): Likewise.
3460 2007-06-06 Eric Christopher <echristo@apple.com>
3462 * config/i386/i386.c (override_options): Move handling
3463 of TARGET_SUBTARGET* earlier.
3465 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3467 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3470 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3472 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3473 emited outside of basic block.
3474 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3476 * rtl.h (delete_insn_chain): Declaration changed.
3477 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3479 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3480 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3481 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3482 to delete_insn_chain.
3483 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3484 do not have bb field set.
3485 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3487 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3488 * cfgcleanup.c (try_optimize_cfg): Ditto.
3490 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3492 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3493 (lambda_body_vector_new): Use type safe memory macros.
3494 (lambda_linear_expression_new): Likewise.
3495 (lambda_loopnest_new): Likewise.
3496 (lambda_lattice_new): Likewise.
3497 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3498 conventions. Use type safe memory macros.
3499 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3500 (lambda_body_vector_s): Likewise.
3501 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3502 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3504 2007-06-06 Richard Guenther <rguenther@suse.de>
3506 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3507 if we need to schedule cfg_cleanup.
3508 (tree_ssa_forward_propagate_single_use_vars): Do so.
3510 2007-06-06 Ian Lance Taylor <iant@google.com>
3512 * fold-const.c (merge_ranges): If range_successor or
3513 range_predecessor fail, just return 0.
3515 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3517 PR tree-optimization/32216
3518 * tree-vectorizer.c (supportable_widening_operation): Determine
3519 signedness of FIX_TRUNC_EXPR from output operand.
3520 (supportable_narrowing_operation): Ditto.
3521 * tree-vect-generic.c (expand_vector_operations_1): Determine
3522 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3525 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3527 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3528 (struct pta): ...from here. Change flags to unsigned to avoid
3529 excessive casting (as it is used as a bit mask).
3530 (override_options): Add casts according to the coding convenventions.
3531 (x86_64_elf_unique_section): Likewise.
3532 (examine_argument): Avoid using C++ keywords as variable names.
3533 (construct_container): Likewise.
3534 (legitimize_pic_address): Likewise.
3535 (get_dllimport_decl): Cast according to the coding conventions. Use
3536 type safe memory macros.
3537 (legitimize_address): Cast according to the coding conventions.
3538 (emit_i387_cw_initialization): Corrected the type of slot to enum
3540 (ix86_init_machine_status): Use type safe memory macros.
3541 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3542 (bdesc_pcmpistr): Likewise.
3543 (bdesc_crc32): Likewise.
3544 (bdesc_sse_3arg): Likewise.
3545 (bdesc_2arg): Likewise.
3546 (bdesc_1arg): Likewise.
3547 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3548 (ix86_expand_sse_pcmpistr): Likewise.
3549 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3550 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3551 int to match the langhook definition.
3552 (ix86_builtin_conversion): Change the type of code to unsigned init to
3553 match the langhook definition.
3554 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3556 (ix86_preferred_output_reload_class): Likewise.
3557 (ix86_cannot_change_mode_class): Likewise.
3558 (ix86_memory_move_cost): Likewise.
3559 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3560 avoid excessive casting later on.
3561 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3563 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3565 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3566 as flags setting insn.
3567 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3569 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3571 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3572 (UNSPEC_ROUND): New.
3573 ("sse4_1_round<mode>2"): New insn pattern.
3574 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3576 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3577 expander using SSEMODEF mode macro. Expand using
3578 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3579 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3580 expander using SSEMODEF mode macro. Expand using
3581 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3582 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3583 expander using SSEMODEF mode macro. Expand using
3584 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3585 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3586 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3587 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3590 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3591 Sebastian Pop <sebpop@gmail.com>
3593 * lambda.h (build_linear_expr): New.
3594 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3595 Use build_linear_expr, call fold and force_gimple_operand.
3596 (lambda_loopnest_to_gcc_loopnest): Check that there is
3597 something to insert.
3598 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3600 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3602 PR preprocessor/23479
3603 * doc/extend.texi: Document the 0b-prefixed binary integer
3606 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3608 PR tree-optimization/32215
3609 * tree-vectorizer.c (supportable_widening_operation): Return false
3610 for unsupported FIX_TRUNC_EXPR tree code.
3611 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3613 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3615 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3616 register on SPE targets. Change documentation to reflect
3618 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3619 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3620 out of the register allocation pool.
3621 (rs6000_reg_live_or_pic_offset_p): New function.
3622 (rs6000_emit_prologue): Move the actual saving of LR up to free
3623 r0 for holding r11. Split saving of SPE 64-bit registers into
3624 its own case. Ensure that offsets will always be in-range for
3625 'evstdd' by using r11 as a scratch register to point at the start
3626 of the SPE save area. Save r11 if necessary, as it is the static
3628 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3629 into its own case. Ensure that offsets will always be in-range
3630 for 'evldd' by using r11 as a scratch register to point at the
3631 start of the SPE save area. Also adjust r11 when restoring
3632 the stack pointer to compensate for pre-loading r11.
3634 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3636 * cfg.c (init_flow): Use type safe memory macros.
3637 (alloc_block): Likewise.
3638 (unchecked_make_edge): Likewise.
3639 (dump_flow_info): Avoid using C++ keywords as variable names.
3640 (copy_original_table_clear): Cast according to the coding conventions.
3641 (copy_original_table_set): Likewise.
3642 * cfgexpand (label_rtx_for_bb): Likewise.
3643 (expand_gimple_basic_block): Likewise.
3644 * cfghooks.c (dump_bb): Likewise.
3645 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3647 (lv_add_condition_to_bb): Likewise.
3648 * cfglayout (relink_block_chain): Cast according to the coding
3650 (fixup_reorder_chain): Likewise.
3651 (fixup_fallthru_exit_predecessor): Likewise.
3652 * cfgloop.c (glb_enum_p): Likewise.
3653 (get_exit_description): Likewise.
3654 (dump_recorded_exit): Likewise.
3655 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3656 (struct loop): ... from here.
3657 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3659 * cfgrtl.c (rtl_create_basic_block): Likewise.
3660 (rtl_split_block): Likewise.
3661 (rtl_dump_bb): Likewise.
3662 (cfg_layout_split_block): Likewise.
3663 (init_rtl_bb_info): Use typesafe memory macros.
3665 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3666 * graphds.h: Updated all usages of edge to graph_edge.
3667 * graphds.c: Likewise.
3668 * cfgloopanal.c: Likewise.
3670 2007-06-05 Ian Lance Taylor <iant@google.com>
3672 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3673 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3674 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3676 (test_for_singularity): Likewise.
3678 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3680 * config/i386/constraints.md ("Y2"): Replaced by ...
3682 * config/i386/i386.md: Likewise.
3683 * config/i386/mmx.md: Likewise.
3684 * config/i386/sse.md: Likewise.
3686 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3688 * config/i386/constraints.md ("z"): Replaced by ...
3690 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3691 (sse4_1_blendvps): Likewise.
3692 (sse4_1_pblendvb): Likewise.
3693 (sse4_2_pcmpestr): Likewise.
3694 (sse4_2_pcmpestrm): Likewise.
3695 (sse4_2_pcmpestr_cconly): Likewise.
3696 (sse4_2_pcmpistr): Likewise.
3697 (sse4_2_pcmpistrm): Likewise.
3698 (sse4_2_pcmpistr_cconly): Likewise.
3700 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3702 * matrix-reorg.c (transform_access_sites): Fix computation.
3703 (transform_allocation_sites): Same.
3705 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3707 * config/i386/i386.c (override_options): Use
3708 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3710 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3712 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3713 (nonimm_not_xmm0_operand): Ditto.
3714 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3715 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3716 as operand[2] predicate. Require "z" class XMM register for
3717 operand[3]. Adjust asm template.
3718 ("sse4_1_blendvpd"): Ditto.
3719 ("sse4_1_pblendvb"): Ditto.
3720 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3721 force op2 into xmm0 register for variable blend instructions.
3723 2007-06-04 Tom Tromey <tromey@redhat.com>
3725 * c-tree.h (start_enum): Update.
3726 (build_enumerator): Likewise.
3727 * c-decl.c (enum_next_value): Removed.
3728 (enum_overflow): Likewise.
3729 (start_enum): Add c_enum_contents argument. Don't use globals.
3730 (build_enumerator): Likewise.
3731 * c-tree.h (struct c_enum_contents): New struct.
3733 2007-06-04 Tom Tromey <tromey@redhat.com>
3735 * c-common.c (c_common_get_alias_set): Fix indentation.
3737 2007-06-04 Ian Lance Taylor <iant@google.com>
3739 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3740 to overflow, reduce overflow infinity to regular infinity.
3741 (vrp_var_may_overflow): New static function.
3742 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3744 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3746 * stor-layout.c (layout_type): Remove duplicate code.
3748 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3751 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3752 before build_common_builtin_nodes ().
3754 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3757 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3759 2007-06-04 Jan Hubicka <jh@suse.cz>
3761 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3762 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3763 instead of _stat version.
3765 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3767 PR tree-optimization/32194
3768 * tree-predcom.c (determine_offset): Check that both references have
3771 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3773 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3774 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3775 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3776 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3777 Add argument to iterate_fix_dominators call.
3778 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3779 * gcse.c (hoist_code): Change domby to vector.
3780 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3781 Add argument to iterate_fix_dominators call.
3782 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3783 recompute_dominator.
3784 * lambda-code.c (perfect_nestify): Ditto.
3785 * cfgloopanal.c: Include graphds.h.
3786 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3787 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3788 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3790 * graphds.c: New file.
3791 * graphds.h: New file.
3792 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3793 (get_dominated_by, get_dominated_by_region): Change return type to
3795 (verify_dominators): Recompute all dominators and compare the results.
3796 (recount_dominator): Renamed to ...
3797 (recompute_dominator): ... this. Do not check that the block is
3799 (iterate_fix_dominators): Reimplemented.
3800 (prune_bbs_to_update_dominators, root_of_dom_tree,
3801 determine_dominators_for_sons): New functions.
3802 * et-forest.c (et_root): New function.
3803 * et-forest.h (et_root): Declare.
3804 * Makefile.in (graphds.o): Add.
3805 (cfgloopanal.o): Add graphds.h dependency.
3806 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3807 * basic-block.h (get_dominated_by, get_dominated_by_region,
3808 iterate_fix_dominators): Declaration changed.
3809 (recount_dominator): Renamed to ...
3810 (recompute_dominator): ... this.
3811 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3812 (thread_through_all_blocks): Do not free dominance info.
3814 2007-06-03 Andreas Schwab <schwab@suse.de>
3816 * config/m68k/m68k.c (override_options): Don't override
3818 * config/m68k/m68k-modes.def (SF, DF): Define to use
3819 motorola_single_format and motorola_double_format, resp.
3820 * real.c (motorola_single_format): Renamed from
3821 coldfire_single_format.
3822 (motorola_double_format): Renamed from coldfire_double_format.
3823 (encode_ieee_extended): Generate a proper canonical NaN image
3824 respecting canonical_nan_lsbs_set.
3825 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3827 * real.h: Adjust declarations.
3829 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3832 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3833 the symbol is generated with the stack protector.
3835 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3837 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3838 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3840 * doc/extend.texi (interrupt): Mention m68k.
3842 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3844 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3845 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3846 (ix86_expand_sse_pcmpestr): Do not check operands for
3847 "register_operand", when insn operand predicate is "register_operand".
3848 (ix86_expand_sse_pcmpistr): Ditto.
3850 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3851 Uros Bizjak <ubizjak@gmail.com>
3853 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3854 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3855 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3856 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3857 * config/i386/constraints.md ("z"): New register constraint
3858 for members of SSE_FIRST_REG class.
3859 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3860 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3861 SSE_FIRST_REG class.
3862 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3863 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3864 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3865 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3866 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3867 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3868 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3869 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3870 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3871 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3872 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3873 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3874 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3875 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3876 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3877 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3878 (struct builtin_description): Change "flag" field to unsigned.
3879 (bdesc_pcmpestr): New builtin description table.
3880 (bdesc_pcmpistr): Likewise.
3881 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3882 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3883 Initialize pcmp[ei]str[im] insns for SSE4.2.
3884 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3885 (ix86_expand_sse_pcmpistr): Likewise.
3886 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3887 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3888 (UNSPEC_PCMPISTR): Likewise.
3889 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3890 (sse4_2_pcmpestri):New isns pattern.
3891 (sse4_2_pcmpestrm): Likewise.
3892 (sse4_2_pcmpestr_cconly): Likewise.
3893 (sse4_2_pcmpistr): New insn patern and splitter.
3894 (sse4_2_pcmpistri):New isns pattern.
3895 (sse4_2_pcmpistrm): Likewise.
3896 (sse4_2_pcmpistr_cconly): Likewise.
3897 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3900 2007-06-01 David Daney <ddaney@avtrex.com>
3902 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3903 LOADGP_ABSOLUTE and not binds_local_p.
3905 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3907 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3909 2007-06-01 Ian Lance Taylor <iant@google.com>
3911 * tree-vrp.c (compare_name_with_value): Always set
3912 used_strict_overflow if we get a result from the variable itself.
3914 2007-06-01 Ian Lance Taylor <iant@google.com>
3916 PR rtl-optimization/31455
3917 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3918 subregs which have a cast between modes which are not tieable.
3920 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3922 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3923 breaks after return statements.
3925 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3927 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3928 only after no_new_pseudos.
3930 2007-05-31 Eric Christopher <echristo@apple.com>
3932 * expr.c (convert_move): Assert that we don't have a BLKmode
3934 (store_expr): Handle BLKmode moves by calling emit_block_move.
3936 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3938 * c-typeck.c (build_indirect_ref): Include type in error message.
3939 (build_binary_op): Pass types to binary_op_error.
3940 * c-common.c (binary_op_error): Take two type arguments, print out
3942 * c-common.h (binary_op_error): Update prototype.
3944 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3946 * config/i386/i386.c: Correct coments on -mno-sse4.
3948 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3950 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3951 (x86_64-*-*): Likewise.
3952 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3953 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3954 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3955 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3956 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3957 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3958 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3959 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3960 (OPTION_MASK_ISA_SSE4): Likewise.
3961 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3962 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3963 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3964 (override_options): Support SSE4.2.
3965 (ix86_build_const_vector): Support SImode and DImode.
3966 (ix86_build_signbit_mask): Likewise.
3967 (ix86_expand_int_vcond): Support V2DImode.
3968 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3969 (IX86_BUILTIN_CRC32HI): Likewise.
3970 (IX86_BUILTIN_CRC32SI): Likewise.
3971 (IX86_BUILTIN_CRC32DI): Likewise.
3972 (IX86_BUILTIN_PCMPGTQ): Likewise.
3973 (bdesc_crc32): Likewise.
3974 (bdesc_sse_3arg): Likewise.
3975 (ix86_expand_crc32): Likewise.
3976 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3977 (ix86_expand_builtin): Likewise.
3978 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3979 __SSE4_2__ for -msse4.2.
3980 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3981 (CRC32MODE): Likewise.
3982 (crc32modesuffix): Likewise.
3983 (crc32modeconstraint): Likewise.
3984 (sse4_2_crc32<mode>): Likewise.
3985 (sse4_2_crc32di): Likewise.
3986 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3988 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3989 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3990 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3991 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3992 (vcondu<mode>): Likewise.
3993 * doc/extend.texi: Document SSE4.2 built-in functions.
3994 * doc/invoke.texi: Document -msse4.2/-msse4.
3996 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3998 PR tree-optimization/32160
3999 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4000 variable as gimple reg.
4001 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4003 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4005 * gcc.c (main): Don't consider linker options when issuing the
4006 warning about a linker input file not being used.
4008 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4010 * tree-vrp.c (compare_names): Initialize sop.
4012 2007-05-30 Dirk Mueller <dmueller@suse.de>
4014 * cgraphunit.c (cgraph_analyze_function): Remove
4015 computation of inline parameters.
4017 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4019 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4021 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4023 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4024 Add vx-common.h. Include vxworks.h between vx-common.h and
4026 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4028 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4029 (TARGET_ASM_DESTRUCTOR): Likewise.
4030 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4031 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4032 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4033 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4034 (VXWORKS_ENDIAN_SPEC): Define.
4035 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4036 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4037 VXWORKS_* equivalents.
4038 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4039 (ASM_FILE_START): Delete.
4040 (TARGET_VERSION): Reformat.
4041 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4042 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4043 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4044 (FPBIT, DPBIT): Define.
4045 (fp-bit.c, dp-bit.c): New rules.
4046 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4047 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4048 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4049 * config/arm/arm.h: Include vxworks-dummy.h.
4050 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4051 Mark with ATTRIBUTE_UNUSED.
4052 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4053 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4054 make it incompatible with -msingle-pic-base.
4055 (arm_function_ok_for_sibcall): Return false for calls that might
4056 go through a VxWorks PIC PLT entry.
4057 (require_pic_register): New function, split out from...
4058 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4060 (arm_load_pic_register): Handle the VxWorks RTP initialization
4061 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4062 (arm_emit_call_insn): New function.
4063 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4064 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4065 (pic_offset_arm): New pattern.
4066 (call, call_value): Use arm_emit_call_insn.
4067 (call_internal, call_value_internal): New expanders.
4068 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4069 VxWorks unless __PIC__.
4071 2007-05-30 Eric Christopher <echristo@gmail.com>
4073 * genrecog.c: Include regs.h in generated file.
4074 * genemit.c: Ditto. Fix up formatting.
4075 * config/mn10300/constraints.md: New.
4076 * config/mn10300/mn10300.md: Include.
4077 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4078 Fix up for removed macro.
4079 * config/mn10300/predicates.md (call_address_operand): Ditto.
4080 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4081 (CONST_OK_FOR_I): Ditto.
4082 (CONST_OK_FOR_J): Ditto.
4083 (CONST_OK_FOR_K): Ditto.
4084 (CONST_OK_FOR_L): Ditto.
4085 (CONST_OK_FOR_M): Ditto.
4086 (CONST_OK_FOR_N): Ditto.
4087 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4091 (EXTRA_CONSTRAINT): Ditto.
4093 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4095 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4097 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4098 OPTION_MASK_ISA_64BIT.
4099 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4101 2007-05-30 Richard Guenther <rguenther@suse.de>
4104 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4105 types for comparison.
4106 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4107 with original typed arguments.
4108 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4110 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4112 PR tree-optimization/31769
4113 * except.c (duplicate_eh_regions): Clear prev_try if
4114 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4116 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4118 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4119 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4120 bsi of the location where statements should be inserted.
4121 (sink_code_in_bb): Take bsi from statement_sink_location.
4122 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4123 instead of bsi_start.
4124 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4126 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4127 (bsi_move_before): Document inconsistency with bsi_move_after.
4128 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4130 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4132 * config/i386/i386.h (TARGET_ABM): New define.
4133 (TARGET_POPCNT): Ditto.
4134 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4135 New temporary defines to redefine from OPTION_ISA_* defines.
4136 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4137 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4138 (ix86_isa_flags): New extern int declaration.
4139 (TARGET_SUBTARGET_DEFAULT): New define.
4140 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4141 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4142 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4143 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4144 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4145 * config/i386/darwin.h: Change TARGET_64BIT define to
4148 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4149 using existing "ix86_isa_flags" varible.
4150 (m32, m64): Use existing "ix86_isa_flags" variable.
4151 (mmmx, m3dnow): Ditto.
4152 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4153 (mabm): Define as non-negative option using "x86_abm" variable.
4154 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4156 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4157 Rewrite feature test bitmap.
4158 (ix86_isa_flags): New initialized global int varible.
4159 (ix86_isa_flags_explicit): New static int variable.
4160 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4161 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4162 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4163 target_flags_explicit.
4164 (override_options): Remove "target_enable" and "target_disable" fields
4165 from "struct ptt". Update processor_target_table accordingly. Remove
4166 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4167 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4168 "target_flags" and "ix86_isa_flags_explicit" instead of
4169 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4170 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4171 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4172 to true when either of PTA_POPCNT or PTA_ABM is set in
4173 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4174 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4175 processor_alias_table flags entry. Remove handling of
4176 "target_enable" and "target_disable" fields of processor_target_table.
4177 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4178 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4179 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4180 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4181 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4183 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4185 2007-05-29 David Daney <ddaney@avtrex.com>
4188 * config/mips/mips.c (mips_output_mi_thunk): Emit
4189 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4191 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4192 * config/i386/i386.c (ix86_function_regparm): Added checking of
4193 ix86_force_align_arg_pointer to determine the number of
4194 register parameters.
4196 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4198 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4199 (SET_DR_MISALIGNMENT): New.
4200 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4201 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4202 Use SET_DR_MISALIGNMENT.
4203 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4205 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4206 find_loop_nest): Export.
4207 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4208 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4209 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4210 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4212 (struct mem_ref): Add field reuse_distance.
4213 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4214 Initialize reuse_distance field.
4215 (issue_prefetch_ref): Select temporality of prefetch according to
4217 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4218 self_reuse_distance, determine_loop_nest_reuse): New functions.
4219 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4220 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4221 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4224 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4226 * tree-ssa-alias.c: Add aliasing overview.
4228 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4229 Danny Smith <dannysmith@users.sourceforge.net>
4232 * config/i386/t-crtfm: Compile crtfastmath.o with
4233 -minline-all-stringops.
4234 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4235 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4237 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4239 * doc/md.texi: Document constraints on HP PA-RISC.
4241 * pa/constraints.md: New file.
4242 * pa.md: Include constraints.md.
4243 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4244 (integer_store_memory_operand, ldil_cint_p): New functions.
4245 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4246 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4247 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4248 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4249 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4251 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4254 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4255 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4256 case POSTDECREMENT_EXPR>): Return the error_mark_node
4257 if either the real or imaginary parts would an
4260 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4262 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4263 name when we remove it from a call.
4265 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4267 * targhooks.c (default_narrow_bitfield): Remove.
4268 * targhooks.h: Remove the prototype for
4269 default_narrow_bitfield.
4271 * langhooks-def.h: Remove the prototype for
4272 hook_get_alias_set_0.
4273 * langhooks.c (hook_get_alias_set_0): Remove.
4275 * global.c (EXECUTE_IF_CONFLICT): Remove.
4277 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4280 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4281 return true when truth_value_p is true and the type
4284 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4286 * doc/install.texi (Prerequisites): We no longer require Autoconf
4287 2.13 for the top-level.
4289 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4291 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4292 memory access via x86_expand_vector_move_misalign() only for
4293 TImode values on 32-bit targets.
4295 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4297 * matrix-reorg.c: New file. Implement matrix flattening and
4298 transposing optimization.
4299 * tree-pass.h: Add matrix reorg pass.
4300 * common.opt: Add fipa-mreorg flag.
4301 * Makefile.in: Add matrix-reorg.c.
4302 * passes.c: Add matrix reorg pass.
4303 * varpool.c (add_new_static_var): New function.
4304 * cgraph.h (add_new_static_var): Declare.
4306 2007-05-27 Eric Christopher <echristo@apple.com>
4308 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4309 sp_offset depending on stack size. Save r12 depending
4310 on registers we're saving later.
4311 (rs6000_emit_epilogue): Update sp_offset depending only
4314 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4316 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4317 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4318 * ifcvt.c (if_convert): Ditto.
4319 * tree-ssa-threadupdate.c (thread_block): Ditto.
4320 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4321 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4322 verify_loop_closed_ssa): Check number_of_loops instead of
4324 * predict.c (tree_estimate_probability): Ditto.
4325 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4326 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4327 * modulo-sched.c (sms_schedule): Ditto.
4328 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4329 (scev_finalize): Do not do anything if scev analysis was not
4331 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4332 current_loops == NULL.
4333 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4334 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4336 (loop_optimizer_finalize): Assert that loops were analyzed.
4337 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4338 rtl_doloop): Check number_of_loops instead of current_loops.
4339 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4340 current_loops == NULL.
4341 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4342 gate_tree_vectorize tree_linear_transform, check_data_deps,
4343 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4344 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4345 Check number_of_loops instead of current_loops.
4346 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4347 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4348 free loops if available.
4349 (execute_pre): Do not pass do_fre to fini_pre.
4351 2007-05-27 Tobias Burnus <burnus@net-b.de>
4354 * real.c (mpfr_from_real): Fix sign of -Inf.
4356 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4358 * tree-vect-transform.c (vectorizable_conversion): Initialize
4359 tree_code variables to ERROR_MARK.
4360 (vectorizable_type_demotion): Likewise.
4361 (vectorizable_type_promotion): Likewise.
4363 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4366 * config/i386/i386.md (movti): Handle push operands via
4369 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4371 * basic-block.h: Remove the prototype for merge_seq_blocks.
4372 * cfgcleanup.c (merge_seq_blocks): Remove.
4374 * tree-flow.h: Remove the prototype for is_aliased_with.
4375 * tree-ssa-alias.c (is_aliased_with): Remove.
4377 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4379 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4381 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4383 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4384 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4385 (vec_unpacks_hi_v16qi): Likewise.
4386 (vec_unpacku_lo_v16qi): Likewise.
4387 (vec_unpacks_lo_v16qi): Likewise.
4388 (vec_unpacku_hi_v8hi): Likewise.
4389 (vec_unpacks_hi_v8hi): Likewise.
4390 (vec_unpacku_lo_v8hi): Likewise.
4391 (vec_unpacks_lo_v8hi): Likewise.
4392 (vec_unpacku_hi_v4si): Likewise.
4393 (vec_unpacks_hi_v4si): Likewise.
4394 (vec_unpacku_lo_v4si): Likewise.
4395 (vec_unpacks_lo_v4si): Likewise.
4397 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4399 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4400 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4401 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4402 follow spelling conventions in various
4403 warning/error/diagnostic messages.
4405 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4406 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4407 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4408 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4409 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4410 * doc/tm.texi: Follow spelling conventions.
4412 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4415 * tree-ssa-forwprop.c
4416 (forward_propagate_addr_into_variable_array_index): Remove
4417 the lhs argument. Use the type of def_rhs instead of lhs.
4418 (forward_propagate_addr_expr_1): Update use of
4419 forward_propagate_addr_into_variable_array_index.
4421 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4422 Nigel Stephens <nigel@mips.com>
4424 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4425 function attributes, "far" being an alias for "long_call".
4426 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4427 (mips_near_type_p, mips_far_type_p): New.
4428 (mips_comp_type_attributes): New function to check that attributes
4429 attached to a function type are compatible.
4430 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4431 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4432 to the target function of the thunk.
4433 (mips_encode_section_info): Check for "near" and "far" function
4434 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4436 * config/mips/predicates.md (const_call_insn_operand): Test only
4437 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4439 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4442 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4443 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4444 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4445 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4447 2007-05-25 Eric Christopher <echristo@apple.com>
4449 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4450 to x86-darwin configurations.
4451 * config/i386/t-darwin: Add softfp support.
4452 * config/i386/t-darwin64: Ditto.
4453 * config/i386/sfp-machine.h: If mach then don't use
4454 aliasing, emit a stub to call.
4456 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4458 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4459 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4460 tree-predcom.c, tree-ssa-alias-warnings.c,
4461 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4462 comment typos. Follow spelling conventions.
4463 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4465 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4468 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4469 constants into memory. Expand unaligned memory references for
4470 SSE modes via x86_expand_vector_move_misalign() function.
4472 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4474 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4475 "memory" attribute for "sseishft" type insn without operands[2].
4477 2007-05-25 Dirk Mueller <dmueller@suse.de>
4478 Marcus Meissner <meissner@suse.de>
4480 * doc/extend.texi (alloc_size): New attribute.
4481 * c-common.c (handle_alloc_size_attribute): New.
4482 * tree-object-size.c (alloc_object_size): Use alloc_size
4483 attribute, if available.
4485 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4487 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4489 (__builtin_ia32_vec_ext_v2di): Likewise.
4490 (__builtin_ia32_vec_ext_v4si): Likewise.
4491 (__builtin_ia32_vec_ext_v8hi): Likewise.
4492 (__builtin_ia32_vec_ext_v16qi): Likewise.
4493 (__builtin_ia32_vec_set_v8hi): Likewise.
4495 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4497 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4499 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4501 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4502 (arm_is_longcall_p): Rename to...
4503 (arm_is_long_call_p): ...this. Take a single tree argument and
4505 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4506 (CUMULATIVE_ARGS): Remove call_cookie.
4507 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4508 (ENCODED_LONG_CALL_ATTR_P): Delete.
4509 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4510 LONG_CALL_FLAG_CHAR cases.
4511 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4512 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4513 ARM_DECLARE_FUNCTION_SIZE.
4514 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4515 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4516 (arm_encode_call_attribute, current_file_function_operand): Delete.
4517 (arm_function_in_section_p): New function.
4518 (arm_is_longcall_p): Rename to...
4519 (arm_is_long_call_p): ...this. Take the target function as a single
4520 argument and return a bool. Do not rely on call cookies. Check
4521 whether the target symbol is in the same section as the current
4522 function, not just the same compilation unit.
4523 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4524 (arm_encode_section_info): Don't encode a call type.
4525 * config/arm/arm.md (call, call_value): Update calls to
4526 arm_is_long(_)call_p. Simplify logic.
4527 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4528 Update calls to arm_is_long(_)call_p.
4530 2007-05-25 Richard Guenther <rguenther@suse.de>
4532 PR tree-optimization/31982
4533 * tree-ssa-forwprop.c
4534 (forward_propagate_addr_into_variable_array_index): Handle arrays
4535 with element size one.
4537 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4539 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4540 (umulsi3_highpart): Likewise.
4542 2007-05-24 Ian Lance Taylor <iant@google.com>
4544 PR rtl-optimization/32069
4545 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4548 2007-05-24 Ollie Wild <aaw@google.com>
4550 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4553 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4555 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4556 (oprs_unchanged_p): Use it to check all registers in a REG.
4557 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4558 (reg_set_between_after_reload_p): Delete.
4559 (reg_used_between_after_reload_p): Likewise.
4560 (reg_set_or_used_since_bb_start): Likewise.
4561 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4562 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4563 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4564 * rtlanal.c (reg_set_p): Check whether REG overlaps
4565 regs_invalidated_by_call, rather than just checking the
4566 membership of REGNO (REG).
4568 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4570 * doc/passes.texi: Document predictive commoning.
4571 * doc/invoke.texi (-fpredictive-commoning): Document.
4572 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4573 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4574 adding indices to the generated name.
4575 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4576 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4577 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4578 (op_symbol_code): ... and exported.
4579 (dump_omp_clause, op_symbol): Use op_symbol_code
4580 instead of op_symbol_1.
4581 * tree-pass.h (pass_predcom): Declare.
4582 * timevar.def (TV_PREDCOM): New timevar.
4583 * tree-ssa-loop.c (run_tree_predictive_commoning,
4584 gate_tree_predictive_commoning, pass_predcom): New.
4585 * tree-data-ref.c (find_data_references_in_loop): Find the
4586 references in dominance order.
4587 (canonicalize_base_object_address): Ensure that the result has
4589 (dr_analyze_innermost): Export.
4590 (create_data_ref): Code to fail for references with invariant
4592 (find_data_references_in_stmt): ... here.
4593 * tree-data-ref.h (dr_analyze_innermost): Declare.
4594 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4595 (aff_combination_find_elt, name_expansion_hash,
4596 name_expansion_eq, tree_to_aff_combination_expand,
4597 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4599 * tree-affine.h (aff_combination_constant_multiple_p,
4600 tree_to_aff_combination_expand): Declare.
4601 * tree-predcom.c: New file.
4602 * common.opt (fpredictive-commoning): New option.
4603 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4604 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4605 * Makefile.in (tree-predcom.o): Add.
4606 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4607 * passes.c (init_optimization_passes): Add dceloop after
4608 copy propagation in loop optimizer. Add predictive commoning
4609 to loop optimizer passes.
4611 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4613 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4616 2007-05-24 Jan Hubicka <jh@suse.cz>
4618 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4620 (genheader): Include statistics.h.
4622 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4624 * print-rtl.c (flag_dump_unnumbered): Update comments.
4625 (print_rtl): Fix my previous change.
4626 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4629 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4632 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4634 (thread_through_all_blocks): Call initialize_original_copy_tables
4635 and free_original_copy_tables.
4636 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4638 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4639 * cfghooks.c (duplicate_block): Use get_loop_copy.
4640 * cfg.c: Include cfgloop.h.
4641 (loop_copy): New hash table.
4642 (initialize_original_copy_tables): Initialize loop_copy table.
4643 (free_original_copy_tables): Free loop_copy table.
4644 (copy_original_table_clear, copy_original_table_set,
4645 set_loop_copy, get_loop_copy): New functions.
4646 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4647 * cfgloop.h (struct loop): Remove copy field.
4648 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4649 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4651 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4653 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4654 -msse/-msse2/-msse3.
4656 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4658 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4659 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4661 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4664 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4665 * targhooks.h (default_mangle_decl_assembler_name): Declare
4667 * targhooks.c (default_mangle_decl_assembler_name): Define
4669 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4671 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4672 * langhooks.c (lhd_set_decl_assembler_name): Call
4673 targetm.mangle_decl_assembler_name for names with global scope.
4675 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4677 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4678 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4680 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4681 New. Factored out of i386_pe_encode_section_info.
4682 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4683 Move check for prior decoration of stdcall
4684 symbols to i386_pe_encode_section_info.
4685 (i386_pe_encode_section_info): Adjust call to
4686 gen_stdcall_or_fastcall_suffix. Use
4687 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4688 (i386_pe_mangle_decl_assembler_name): New. Wrap
4689 i386_pe_maybe_mangle_decl_assembler_name.
4691 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4693 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4694 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4695 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4696 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4697 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4700 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4701 Nigel Stephens <nigel@mips.com>
4702 Richard Sandiford <richard@codesourcery.com>
4704 Fix up MIPS16 hard float and add support for complex.
4706 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4707 (TARGET_SOFT_FLOAT_ABI): New.
4708 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4709 __mips_soft_float to reflect the ABI in use, not whether the
4710 FPU is directly accessible (e.g., in MIPS16 mode).
4711 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4712 (UNITS_PER_FPVALUE): Likewise.
4714 * config/mips/mips.c (mips_expand_call): Remove redundant
4715 TARGET_MIPS16 check.
4716 (mips_arg_regno): New.
4717 (function_arg_advance): When setting bits in cum->fp_code for
4718 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4720 (function_arg): Use mips_arg_regno.
4721 (mips_return_mode_in_fpr_p): New.
4722 (mips16_call_stub_mode_suffix): New.
4723 (mips16_cfun_returns_in_fpr_p): New.
4724 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4725 (mips_output_function_prologue): Test mips16_hard_float, not
4726 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4727 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4728 return value into a floating-point register.
4729 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4730 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4731 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4732 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4733 word of double arguments from or to the high bits of 64-bit
4734 floating point registers.
4735 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4736 (mips16_fpret_double): New helper function.
4737 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4738 support for complex modes. Fill in DECL_RESULT for stubdecl.
4739 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4741 * config/mips/mips16.S
4742 (RET, ARG1, ARG2): New.
4743 (MERGE_GPRf, MERGE_GPRt): New.
4744 (DELAYt, DELAYf): New.
4745 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4746 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4747 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4748 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4749 (SFOP): Renamed to...
4750 (OPSF3): This, and macro-ified. Updated all uses.
4751 (SFOP2): Renamed to...
4752 (OPSF2): This, and macro-ified. Updated all uses.
4753 (SFCMP): Renamed to...
4754 (CMPSF): This, and macro-ified. Updated all uses.
4755 (SFREVCMP): Renamed to...
4756 (REVCMPSF): This, and macro-ified. Updated all uses.
4757 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4758 (LDDBL1, LDDBL2, RETDBL): Deleted.
4759 (DFOP): Renamed to...
4760 (OPDF3): This, and macro-ified. Updated all uses.
4761 (DFOP2): Renamed to...
4762 (OPDF2): This, and macro-ified. Updated all uses.
4763 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4764 (DFCMP): Renamed to...
4765 (CMPDF): This, and macro-ified. Updated all uses.
4766 (DFREVCMP): Renamed to...
4767 (REVCMPDF): This, and macro-ified. Updated all uses.
4768 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4769 (RET_FUNCTION): New.
4770 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4771 (__mips16_ret_sc, __mips16_ret_dc): New.
4772 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4773 STUB_ARGS_6, STUB_ARGS_10): New.
4774 (CALL_STUB_NO_RET): New.
4775 (__mips16_call_stub_1): Macro-ified.
4776 (__mips16_call_stub_5): Macro-ified.
4777 (__mips16_call_stub_2): Macro-ified.
4778 (__mips16_call_stub_6): Macro-ified.
4779 (__mips16_call_stub_9): Macro-ified.
4780 (__mips16_call_stub_10): Macro-ified.
4781 (CALL_STUB_RET): New.
4782 (__mips16_call_stub_sf_0): Macro-ified.
4783 (__mips16_call_stub_sf_1): Macro-ified.
4784 (__mips16_call_stub_sf_5): Macro-ified.
4785 (__mips16_call_stub_sf_2): Macro-ified.
4786 (__mips16_call_stub_sf_6): Macro-ified.
4787 (__mips16_call_stub_sf_9): Macro-ified.
4788 (__mips16_call_stub_sf_10): Macro-ified.
4789 (__mips16_call_stub_df_0): Macro-ified.
4790 (__mips16_call_stub_df_1): Macro-ified.
4791 (__mips16_call_stub_df_5): Macro-ified.
4792 (__mips16_call_stub_df_2): Macro-ified.
4793 (__mips16_call_stub_df_6): Macro-ified.
4794 (__mips16_call_stub_df_9): Macro-ified.
4795 (__mips16_call_stub_df_10): Macro-ified.
4796 (__mips16_call_stub_sc_0): New.
4797 (__mips16_call_stub_sc_1): New.
4798 (__mips16_call_stub_sc_5): New.
4799 (__mips16_call_stub_sc_2): New.
4800 (__mips16_call_stub_sc_6): New.
4801 (__mips16_call_stub_sc_9): New.
4802 (__mips16_call_stub_sc_10): New.
4803 (__mips16_call_stub_dc_0): New.
4804 (__mips16_call_stub_dc_1): New.
4805 (__mips16_call_stub_dc_5): New.
4806 (__mips16_call_stub_dc_2): New.
4807 (__mips16_call_stub_dc_6): New.
4808 (__mips16_call_stub_dc_9): New.
4809 (__mips16_call_stub_dc_10): New.
4811 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4812 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4813 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4815 2007-05-23 Ian Lance Taylor <iant@google.com>
4817 * doc/invoke.texi (Invoking GCC): Document that the order of the
4820 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4823 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4824 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4825 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4829 * config/score/score.c (score_print_operand): Make sure that only
4830 lower bits are used.
4832 2007-05-22 Ian Lance Taylor <iant@google.com>
4834 * tree-vrp.c (avoid_overflow_infinity): New static function,
4835 broken out of set_value_range_to_value.
4836 (set_value_range_to_value): Call avoid_overflow_infinity.
4837 (extract_range_from_assert): Likewise.
4839 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4842 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4843 change the type before looking for a COMPOUND_EXPR.
4845 2007-05-22 Ian Lance Taylor <iant@google.com>
4847 * lower-subreg.c (decompose_multiword_subregs): If we change an
4848 insn, call remove_retval_note on it.
4850 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4852 * regs.h (end_hard_regno): New function.
4853 (END_HARD_REGNO, END_REGNO): New macros.
4854 (add_to_hard_reg_set): New function.
4855 (remove_from_hard_reg_set): Likewise.
4856 (in_hard_reg_set_p): Likewise.
4857 (overlaps_hard_reg_set_p): Likewise.
4858 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4859 (note_btr_set): Use END_HARD_REGNO.
4860 * caller-save.c (setup_save_areas): Use end_hard_regno.
4861 (mark_set_regs): Use END_HARD_REGNO.
4862 (add_stored_regs): Use end_hard_regno.
4863 (mark_referenced_regs): Use add_to_hard_reg_set.
4864 * combine.c (update_table_tick): Use END_REGNO.
4865 (record_value_for_reg): Likewise.
4866 (record_dead_and_set_regs): Likewise.
4867 (get_last_value_validate): Likewise.
4868 (use_crosses_set_p): Likewise.
4869 (reg_dead_at_p_1): Likewise.
4870 (reg_dead_at_p): Likewise.
4871 (mark_used_regs_combine): Use add_to_hard_reg_set.
4872 (move_deaths): Use END_HARD_REGNO.
4873 (reg_bitfield_target_p): Use end_hard_regno.
4874 (distribute_notes): Use END_HARD_REGNO.
4875 * cse.c (mention_regs): Use END_REGNO.
4876 (insert): Use add_to_hard_reg_set.
4877 (invalidate): Use END_HARD_REGNO.
4878 (invalidate_for_call): Likewise.
4879 (exp_equiv_p): Use END_REGNO.
4880 (cse_insn): Likewise.
4881 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4882 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4883 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4884 * function.c (keep_stack_depressed): Use end_hard_regno.
4885 * global.c (global_alloc): Use end_hard_regno.
4886 (global_conflicts): Use add_to_hard_reg_set instead of
4888 (find_reg): Likewise.
4889 (mark_reg_store): Likewise.
4890 (mark_reg_conflicts): Likewise.
4891 (mark_reg_death): Use remove_from_hard_reg_set.
4892 (mark_reg_live_nc): Delete.
4893 (set_preference): Use end_hard_regno.
4894 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4895 remove_from_hard_reg_set.
4896 (post_mark_life): Use add_to_hard_reg_set.
4897 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4898 (reg_becomes_live): Use add_to_hard_reg_set.
4899 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4900 (peep2_find_free_register): Use add_to_hard_reg_set.
4901 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4902 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4903 * regrename.c (note_sets): Use add_to_hard_reg_set.
4904 (clear_dead_regs): Use remove_from_hard_reg_set.
4905 (regrename_optimize): Use add_to_hard_reg_set.
4906 (find_oldest_value_reg): Use in_hard_reg_set_p.
4907 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4908 (hard_reg_set_here_p): Use end_hard_regno.
4909 (decompose): Likewise.
4910 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4911 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4912 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4913 (mark_home_live): Use end_hard_regno.
4914 (spill_hard_reg): Likewise.
4915 (clear_reload_reg_in_use): Likewise.
4916 * reorg.c (delete_prior_computation): Use END_REGNO.
4917 * resource.c (update_live_status): Use END_HARD_REGNO.
4918 (mark_referenced_resources): Use add_to_hard_reg_set.
4919 (mark_set_resources): Likewise.
4920 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4921 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4922 (reg_overlap_mentioned_p): Likewise.
4923 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4924 (covers_regno_no_parallel_p): Use END_REGNO.
4925 (find_regno_note): Likewise.
4926 (find_reg_fusage): Use END_HARD_REGNO.
4927 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4928 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4930 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4932 * mode-switching.c (reg_dies): Change type of second argument to
4934 (optimize_mode_switching): Update accordingly.
4936 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4938 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4940 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4941 (hard_reg_set_empty_p): ...these new functions.
4942 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4943 GO_IF_HARD_REG_SUBSET.
4944 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4945 instead of GO_IF_HARD_REG_EQUAL.
4946 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4947 instead of GO_IF_HARD_REG_EQUAL.
4948 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4949 GO_IF_HARD_REG_SUBSET.
4950 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4951 GO_IF_HARD_REG_EQUAL.
4952 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4953 of GO_IF_HARD_REG_SUBSET.
4954 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4955 instead of GO_IF_HARD_REG_EQUAL.
4956 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4957 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4958 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4959 of GO_IF_HARD_REG_SUBSET,
4960 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4961 GO_IF_HARD_REG_SUBSET.
4962 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4963 instead of GO_IF_HARD_REG_EQUAL.
4964 * config/sh/sh.c (push_regs, calc_live_regs): Use
4965 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4966 (hard_regs_intersect_p): Delete.
4968 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4970 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4972 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4973 Richard Henderson <rth@redhat.com>
4975 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4977 (x86_64-*-*): Likewise.
4979 * i386/i386-modes.def (V2QI): New.
4981 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4983 (override_options): Support SSE4.1.
4984 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4985 (IX86_BUILTIN_BLENDPS): Likewise.
4986 (IX86_BUILTIN_BLENDVPD): Likewise.
4987 (IX86_BUILTIN_BLENDVPS): Likewise.
4988 (IX86_BUILTIN_PBLENDVB128): Likewise.
4989 (IX86_BUILTIN_PBLENDW128): Likewise.
4990 (IX86_BUILTIN_DPPD): Likewise.
4991 (IX86_BUILTIN_DPPS): Likewise.
4992 (IX86_BUILTIN_INSERTPS128): Likewise.
4993 (IX86_BUILTIN_MOVNTDQA): Likewise.
4994 (IX86_BUILTIN_MPSADBW128): Likewise.
4995 (IX86_BUILTIN_PACKUSDW128): Likewise.
4996 (IX86_BUILTIN_PCMPEQQ): Likewise.
4997 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4998 (IX86_BUILTIN_PMAXSB128): Likewise.
4999 (IX86_BUILTIN_PMAXSD128): Likewise.
5000 (IX86_BUILTIN_PMAXUD128): Likewise.
5001 (IX86_BUILTIN_PMAXUW128): Likewise.
5002 (IX86_BUILTIN_PMINSB128): Likewise.
5003 (IX86_BUILTIN_PMINSD128): Likewise.
5004 (IX86_BUILTIN_PMINUD128): Likewise.
5005 (IX86_BUILTIN_PMINUW128): Likewise.
5006 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5007 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5008 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5009 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5010 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5011 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5012 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5013 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5014 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5015 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5016 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5017 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5018 (IX86_BUILTIN_PMULDQ128): Likewise.
5019 (IX86_BUILTIN_PMULLD128): Likewise.
5020 (IX86_BUILTIN_ROUNDPD): Likewise.
5021 (IX86_BUILTIN_ROUNDPS): Likewise.
5022 (IX86_BUILTIN_ROUNDSD): Likewise.
5023 (IX86_BUILTIN_ROUNDSS): Likewise.
5024 (IX86_BUILTIN_PTESTZ): Likewise.
5025 (IX86_BUILTIN_PTESTC): Likewise.
5026 (IX86_BUILTIN_PTESTNZC): Likewise.
5027 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5028 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5029 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5030 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5031 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5033 (bdesc_sse_3arg): Likewise.
5034 (bdesc_2arg): Likewise.
5035 (bdesc_1arg): Likewise.
5036 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5038 (ix86_expand_sse_4_operands_builtin): New.
5039 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5040 smaller than 8 bits as the 2nd arg.
5041 (ix86_expand_sse_ptest): New.
5042 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5043 (ix86_expand_vector_set): Support SSE4.1.
5044 (ix86_expand_vector_extract): Likewise.
5046 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5047 __SSE4_1__ for -msse4.1.
5049 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5050 (UNSPEC_INSERTPS): Likewise.
5051 (UNSPEC_DP): Likewise.
5052 (UNSPEC_MOVNTDQA): Likewise.
5053 (UNSPEC_MPSADBW): Likewise.
5054 (UNSPEC_PHMINPOSUW): Likewise.
5055 (UNSPEC_PTEST): Likewise.
5056 (UNSPEC_ROUNDP): Likewise.
5057 (UNSPEC_ROUNDS): Likewise.
5059 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5061 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5062 (const_pow2_1_to_32768_operand): Likewise.
5064 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5067 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5069 (sse4_1_insertps): Likewise.
5070 (*sse4_1_extractps): Likewise.
5071 (sse4_1_ptest): Likewise.
5072 (sse4_1_mulv2siv2di3): Likewise.
5073 (*sse4_1_mulv4si3): Likewise.
5074 (*sse4_1_smax<mode>3): Likewise.
5075 (*sse4_1_umax<mode>3): Likewise.
5076 (*sse4_1_smin<mode>3): Likewise.
5077 (*sse4_1_umin<mode>3): Likewise.
5078 (sse4_1_eqv2di3): Likewise.
5079 (*sse4_1_pinsrb): Likewise.
5080 (*sse4_1_pinsrd): Likewise.
5081 (*sse4_1_pinsrq): Likewise.
5082 (*sse4_1_pextrb): Likewise.
5083 (*sse4_1_pextrb_memory): Likewise.
5084 (*sse4_1_pextrw_memory): Likewise.
5085 (*sse4_1_pextrq): Likewise.
5086 (sse4_1_blendpd): Likewise.
5087 (sse4_1_blendps): Likewise.
5088 (sse4_1_blendvpd): Likewise.
5089 (sse4_1_blendvps): Likewise.
5090 (sse4_1_dppd): Likewise.
5091 (sse4_1_dpps): Likewise.
5092 (sse4_1_movntdqa): Likewise.
5093 (sse4_1_mpsadbw): Likewise.
5094 (sse4_1_packusdw): Likewise.
5095 (sse4_1_pblendvb): Likewise.
5096 (sse4_1_pblendw): Likewise.
5097 (sse4_1_phminposuw): Likewise.
5098 (sse4_1_extendv8qiv8hi2): Likewise.
5099 (*sse4_1_extendv8qiv8hi2): Likewise.
5100 (sse4_1_extendv4qiv4si2): Likewise.
5101 (*sse4_1_extendv4qiv4si2): Likewise.
5102 (sse4_1_extendv2qiv2di2): Likewise.
5103 (*sse4_1_extendv2qiv2di2): Likewise.
5104 (sse4_1_extendv4hiv4si2): Likewise.
5105 (*sse4_1_extendv4hiv4si2): Likewise.
5106 (sse4_1_extendv2hiv2di2): Likewise.
5107 (*sse4_1_extendv2hiv2di2): Likewise.
5108 (sse4_1_extendv2siv2di2): Likewise.
5109 (*sse4_1_extendv2siv2di2): Likewise.
5110 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5111 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5112 (sse4_1_zero_extendv4qiv4si2): Likewise.
5113 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5114 (sse4_1_zero_extendv2qiv2di2): Likewise.
5115 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5116 (sse4_1_zero_extendv4hiv4si2): Likewise.
5117 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5118 (sse4_1_zero_extendv2hiv2di2): Likewise.
5119 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5120 (sse4_1_zero_extendv2siv2di2): Likewise.
5121 (*sse4_1_zero_extendv2siv2di2): Likewise.
5122 (sse4_1_roundpd): Likewise.
5123 (sse4_1_roundps): Likewise.
5124 (sse4_1_roundsd): Likewise.
5125 (sse4_1_roundss): Likewise.
5126 (mulv4si3): Don't expand for SSE4.1.
5127 (smax<mode>3): Likewise.
5128 (umaxv4si3): Likewise.
5129 (uminv16qi3): Likewise.
5130 (umin<mode>3): Likewise.
5131 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5133 * doc/extend.texi: Document SSE4.1 built-in functions.
5135 * doc/invoke.texi: Document -msse4.1.
5137 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5139 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5140 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5141 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5142 (ASM_SPEC): Add asm_pcrel_spec.
5143 (EXTRA_SPECS): Add asm_pcrel_spec.
5145 2007-05-21 David Daney <ddaney@avtrex.com>
5147 * doc/install.texi (Building a cross compiler): Add requirements
5148 for Java cross compiler.
5150 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5153 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5154 Add loopno argument. Use evolution_function_is_invariant_rec_p
5155 instead of evolution_function_is_constant_p.
5156 Update calls to evolution_function_is_affine_multivariate_p.
5157 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5158 Add loopno argument.
5159 * tree-scalar-evolution.c (gather_chrec_stats): Call
5160 evolution_function_is_affine_multivariate_p with a loop
5162 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5163 (analyze_overlapping_iterations): Likewise.
5164 (access_functions_are_affine_or_constant_p): Likewise.
5165 (build_classic_dist_vector_1): If the access functions
5166 are equal, don't do anything.
5168 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5169 Paolo Carlini <pcarlini@suse.de>
5170 Uros Bizjak <ubizjak@gmail.com>
5172 * c-cppbuiltin.c (c_cpp_builtins): Define
5173 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5174 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5175 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5176 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5178 2007-05-21 Mike Stump <mrs@apple.com>
5180 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5182 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5184 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5186 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5187 implementation if __OPTIMIZE__ is not defined.
5188 (_mm_alignr_pi8): Ditto.
5189 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5190 (_mm_inserti_si64): Ditto.
5191 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5192 (_mm_slli_epi16): Ditto.
5193 (_mm_slli_epi32): Ditto.
5194 (_mm_slli_epi64): Ditto.
5195 (_mm_srai_epi16): Ditto.
5196 (_mm_srai_epi32): Ditto.
5197 (_mm_srli_si128): Ditto.
5198 (_mm_slli_si128): Ditto.
5199 (_mm_srli_epi16): Ditto.
5200 (_mm_srli_epi32): Ditto.
5201 (_mm_srli_epi64): Ditto.
5202 (_mm_extract_epi16): Ditto.
5203 (_mm_insert_epi16): Ditto.
5204 (_mm_shufflehi_epi16): Ditto.
5205 (_mm_shufflelo_epi16): Ditto.
5206 (_mm_shuffle_epi32): Ditto.
5207 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5209 (_mm_insert_pi16): Ditto.
5211 (_mm_shuffle_pi16): Ditto.
5213 (_mm_shufle_ps): Ditto.
5214 (_mm_prefetch): Ditto.
5216 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5218 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5219 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5220 * real.c (encode_i370_single, decode_i370_single,
5221 encode_i370_double, decode_i370_double): Functions removed.
5222 (i370_single_format, i370_double_format): Initializations removed.
5223 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5224 Consider the log2_b field to always be one.
5225 (ieee_single_format, mips_single_format, coldfire_single_format,
5226 ieee_double_format, mips_double_format, coldfire_double_format,
5227 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5228 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5229 ibm_extended_format, mips_extended_format, ieee_quad_format,
5230 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5231 decimal_single_format, decimal_double_format, decimal_quad_format,
5232 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5233 initialization of log2_b.
5234 * real.h (i370_single_format, i370_double_format): Declarations
5236 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5237 field to always be one.
5239 2007-05-21 Andreas Schwab <schwab@suse.de>
5241 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5242 NOTE_INSN_BASIC_BLOCK_P.
5243 (process_for_unwind_directive): Likewise.
5245 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5247 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5248 * function.h (struct function): Move va_list_gpr_size,
5249 va_list_fpr_size, function_frequency to front of bitfields. Add
5251 (current_function_calls_unwind_init): New.
5252 * except.c (expand_builtin_unwind_init): Set
5253 current_function_calls_unwind_init not
5254 current_function_has_nonlocal_label.
5255 * reload1.c (has_nonexceptional_receiver): New.
5256 (reload): Use it and current_function_calls_unwind_init to
5257 determine whether call-saved regs must be saved.
5259 2007-05-20 Jan Hubicka <jh@suse.cz>
5261 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5262 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5263 * ddg.c (create_ddg): LIkewise.
5264 * final.c (final): Remove hunk moving line number notes around since
5265 they are no longer present at this stage.
5266 (final_scan_insn): Use NOTE_KIND instead of
5267 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5268 (output_asm_label): Likewise.
5269 * reorg.c (dbr_schedule): Likewise.
5270 * haifa-sched.c (unlink_other_notes): Likewise.
5271 * mode-switching.c (optimize_mode_switching): Likewise.
5272 * graph.c (start_bb): Likewise.
5273 * rtl.def (NOTE): Update description.
5274 * jump.c (squeeze_notes): Delete.
5275 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5276 NOTE_INSN_BASIC_BLOCK_P when possible.
5277 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5278 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5279 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5280 (dwarf2out_var_location): Likewise.
5281 * cfgbuild.c (make_edges): Likewise.
5282 (find_basic_blocks_1): Likewise.
5283 * function.c (reorder_blocks_1): Likewise.
5284 (epilogue_done): Likewise.
5285 (reposition_prologue_and_epilogue_notes): Likewise.
5286 * print-rtl.c (print_rtx): Likewise; drop code for printing
5288 (print_rtl): Likewise.
5289 (print_rtl_single): Likewise.
5290 * gcse.c (insert_insn_start_bb): Likewise.
5291 * alias.c (init_alias_analysis): Likewise.
5292 * calls.c (fixup_tail_calls): Likewise.
5293 * except.c (sjlj_emit_function_enter): Likewise.
5294 * emit-rtl.c (add_insn_after): Likeiwse.
5295 (emit_label_before): Likewise.
5296 (emit_label_after): Likewise.
5297 (emit_note_before, emit_note_after, emit_note): Update
5298 parameter to be enum insn_note; do not deal with source
5300 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5301 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5303 (merge_blocks_move_successor_nojumps): Simplify now when
5304 we don't have BLOCK notes.
5305 (try_optimize_cfg): Likewise.
5306 * cfglayout.c (skip_insns_after_block): Likewise.
5307 (record_effective_endpoints): Likewise.
5308 (duplicate_insn_chain): Likewise.
5309 * varasm.c (output_constant_pool_1): Likewise.
5310 * sched-deps.c (sched_analyze): Likewise.
5311 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5313 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5314 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5315 (SET_INSN_DELETED): Simplify.
5316 (NOTE_LINE_NUMBER): Exterminate.
5317 (NOTE_LINE_KIND): New.
5318 (NOTE_INSN_BASIC_BLOCK_P): Update.
5319 (enum insn_note): Simplify.
5320 (GET_NOTE_INSN_NAME) Simplify.
5321 (emit_note_before, emit_note_after, emit_note): Update prototype.
5322 (squeeze_notes): Remove.
5323 * sched-int.h (NOTE_NOT_BB_P): Update.
5324 * resource.c (mark_target_live_regs): Update.
5325 * sched-rgn.c (debug_dependencies): Update.
5326 * sched-vis.c (print_insn): Update.
5327 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5328 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5329 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5330 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5331 (split_branches): Update.
5332 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5334 (sh_adjust_unroll_max): Exterminate.
5335 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5336 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5337 (m68hc11_reorg): Likewise.
5338 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5339 (emit_predicate_relation_info): Update.
5340 (process_for_unwind_directive): Update.
5341 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5342 (output_call): Update.
5343 * config/pa/pa.c (output_lbranch): Update.
5344 (output_millicode_call): Update.
5345 (output_call): Update.
5346 (pa_combine_instructions): Update.
5347 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5348 * config/bfin/bfin.c (gen_one_bundle): Update.
5349 * cfgrtl.c (can_delete_note_p): Update.
5350 (delete_insn): Update.
5351 (rtl_merge_blocks): Update.
5352 (commit_one_edge_insertion): Update.
5353 (rtl_verify_flow_info): Update.
5354 * stmt.c (expand_case): Do not call squeeze_notes.
5356 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5363 * c.opt (Wtype-limits): New.
5364 * doc/invoke.texi (Wtype-limits): Document it.
5365 (Wextra): Enabled by -Wextra.
5366 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5367 * c-common.c (shorten_compare): Warn with Wtype-limits.
5369 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5371 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5372 inlined function, not as a macro.
5373 (_mm_alignr_pi8): Ditto.
5374 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5375 (_mm_inserti_si64): Ditto.
5376 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5377 (_mm_extract_epi16): Ditto.
5378 (_mm_insert_epi16): Ditto.
5379 (_mm_shufflehi_epi16): Ditto.
5380 (_mm_shufflelo_epi16): Ditto.
5381 (_mm_shuffle_epi32): Ditto.
5382 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5383 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5385 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5387 (_m_to_float): Use C89 compatible assignment.
5389 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5392 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5394 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5397 * doc/invoke.texi (Wreturn-type): Complete description.
5398 (Wextra): Delete item about return-type warning.
5399 * c-decl.c: Delete redundant Wextra warning.
5401 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5404 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5405 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5406 inlined function, not as a macro.
5407 (_mm_prefetch): Ditto.
5409 (_mm_insert_pi16): Ditto.
5411 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5412 (_m_pshufw): Ditto. Add const to __N argument.
5413 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5414 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5415 (_mm_slli_epi32): Ditto.
5416 (_mm_srli_si128): Implement as always inlined function, not as a
5417 macro. Add __inline to function declaration.
5418 (_mm_slli_si128): Ditto.
5420 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5422 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5423 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5425 (struct fenv): New structure.
5426 (FP_HANDLE_EXCEPTIONS): New define.
5427 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5428 (_FP_DECL_EXP): New define.
5429 (FP_INIT_ROUNDMODE): New define.
5430 (FP_ROUNDMODE): New define.
5432 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5434 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5435 (Wconversion): Update description.
5436 (Wconversion-sign): New.
5437 * c.opt (Wconversion-sign): New.
5438 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5439 means disabled for C++. Otherwise, take the status of Wconversion.
5440 * c-common.c (conversion_warning): Warn with either Wconversion or
5442 (warnings_for_convert_and_check): Conditions are already checked by
5444 (convert_and_check): Don't check warnings if the conversion failed.
5446 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5447 Anatoly Sokolov <aesok@dol.ru>
5449 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5450 avr_epilogue_uses) : Add declaration.
5451 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5452 * config/avr/constraints.md (R): New constraint.
5453 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5454 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5455 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5456 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5457 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5458 call_prologue_saves, epilogue_restores, return_from_epilogue,
5459 return_from_main_epilogue, return_from_interrupt_epilogue,
5460 return_from_naked_epilogue, prologue, epilogue): New patterns.
5461 (jump): Handle symbol reference.
5462 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5463 avr_output_function_prologue, avr_output_function_epilogue): Remove
5465 (avr_init_machine_status, expand_prologue, expand_epilogue,
5466 avr_asm_function_end_prologue, avr_epilogue_uses,
5467 avr_asm_function_begin_epilogue): New functions.
5468 (prologue_size, epilogue_size, jump_tables_size): Remove global
5470 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5471 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5472 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5473 (avr_override_options): Initialise init_machine_status.
5474 (output_movhi): Handle all stack pointer loads.
5475 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5476 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5477 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5478 (EPILOGUE_USES) Redefine.
5479 (machine_function) Declare.
5481 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5483 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5484 Use a single return statement.
5486 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5489 * builtins.c (do_mpfr_lgamma_r): New.
5490 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5491 * tree.h (CASE_FLT_FN_REENT): New.
5493 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5495 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5496 (output_die): Use 'unsigned long' with %x.
5497 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5498 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5499 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5501 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5503 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5508 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5509 true if function has no argument.
5511 2007-05-18 DJ Delorie <dj@redhat.com>
5513 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5514 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5516 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5518 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5519 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5520 count_trailing_zeros.
5521 (__i386__): Implement count_leading_zeros using __builtin_clz().
5522 Implement count_trailing_zeros usign __builtin_ctz().
5524 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5526 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5528 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5531 * expr.c (emit_move_change_mode): Change mode of push operands here.
5533 2007-05-17 Ian Lance Taylor <iant@google.com>
5535 PR tree-optimization/31953
5536 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5538 (set_value_range_to_null): Call set_value_range_to_value.
5539 (extract_range_from_comparison): Likewise.
5541 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5543 * toplev.c (print_version): Output GMP/MPFR version info.
5545 * builtins.c (CASE_MATHFN_REENT): New macro.
5546 (mathfn_built_in): Use it.
5547 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5548 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5549 BUILT_IN_LGAMMAL_R): New.
5550 * doc/extend.texi: Document new builtins.
5553 * builtins.c (do_mpfr_remquo): New.
5554 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5555 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5558 * builtins.c (fold_builtin_1): Handle y0, y1.
5559 (fold_builtin_2): Handle yn.
5562 * builtins.c (do_mpfr_bessel_n): New.
5563 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5564 (fold_builtin_2): Handle BUILT_IN_JN.
5566 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5569 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5570 TYPE_PRECISION (intmax_type_node).
5572 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5575 * reload.c (subst_reloads): Remove checking.
5577 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5579 PR rtl-optimization/31691
5580 * combine.c (simplify_set): Build a new src pattern instead of
5581 substituting its operands in the COMPARE case.
5583 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5585 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5586 (execute_vrp): Preserve loops through jump threading.
5587 * tree-ssa-threadupdate.c (thread_single_edge,
5588 dbds_continue_enumeration_p, determine_bb_domination_status,
5589 thread_through_loop_header): New functions.
5590 (create_edge_and_update_destination_phis,
5591 create_edge_and_update_destination_phis): Set loops for the new blocks.
5592 (prune_undesirable_thread_requests): Removed.
5593 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5595 (thread_block): Do not call prune_undesirable_thread_requests.
5597 (mark_threaded_blocks): Select edges to thread here.
5598 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5599 Thread edges through loop headers independently.
5600 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5601 * tree-pass.h (TODO_mark_first_instance): New.
5602 (first_pass_instance): Declare.
5603 * cfghooks.c (duplicate_block): Put the block to the original loop
5604 if copy is not specified.
5605 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5606 jump threading. Pass may_peel_loop_headers to
5607 thread_through_all_blocks according to first_pass_instance.
5608 * cfgloop.h (create_preheader): Declare.
5609 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5610 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5611 * passes.c (first_pass_instance): New variable.
5612 (next_pass_1): Set TODO_mark_first_instance.
5613 (execute_todo): Set first_pass_instance.
5615 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5617 PR tree-optimization/24659
5618 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5619 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5620 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5621 OTI_vec_pack_ufix_trunc.
5622 (vec_unpacks_float_hi_optab): Define new macro.
5623 (vec_unpacks_float_lo_optab): Ditto.
5624 (vec_unpacku_float_hi_optab): Ditto.
5625 (vec_unpacku_float_lo_optab): Ditto.
5626 (vec_pack_sfix_trunc_optab): Ditto.
5627 (vec_pack_ufix_trunc_optab): Ditto.
5628 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5629 and vec_pack_[s|u]fix_trunc_optab using
5630 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5631 * tree-vectorizer.c (supportable_widening_operation): Handle
5632 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5633 (supportable_narrowing_operation): New function.
5634 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5635 * tree-vect-transform.c (vectorizable_conversion): Handle
5636 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5637 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5638 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5639 to check for target support.
5640 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5641 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5642 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5643 for VEC_PACK_FIX_TRUNC_EXPR.
5644 (expand_binop): Special case mode of the result for
5645 vec_pack_[u|s]fix_trunc_optab.
5646 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5647 vec_pack_[u|s]fix_trunc_optab.
5649 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5650 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5651 * tree-pretty-print.c (dump_generic_node): Handle
5652 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5653 VEC_PACK_FIX_TRUNC_EXPR.
5655 * expr.c (expand_expr_real_1): Ditto.
5656 * tree-inline.c (estimate_num_insns_1): Ditto.
5657 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5659 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5660 (vec_unpacks_float_lo_v8hi): Ditto.
5661 (vec_unpacku_float_hi_v8hi): Ditto.
5662 (vec_unpacku_float_lo_v8hi): Ditto.
5663 (vec_unpacks_float_hi_v4si): Ditto.
5664 (vec_unpacks_float_lo_v4si): Ditto.
5665 (vec_pack_sfix_trunc_v2df): Ditto.
5667 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5669 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5670 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5671 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5672 [vec_pack_ufix_trunc]: Ditto.
5673 [vec_unpacks_float_hi]: Ditto.
5674 [vec_unpacks_float_lo]: Ditto.
5675 [vec_unpacku_float_hi]: Ditto.
5676 [vec_unpacku_float_lo]: Ditto.
5678 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5680 * soft-fp/README: Update for new files.
5681 * soft-fp/floattisf.c: New file.
5682 * soft-fp/floattidf.c: New file.
5683 * soft-fp/floattitf.c: New file.
5684 * soft-fp/floatuntisf.c: New file.
5685 * soft-fp/floatuntidf.c: New file.
5686 * soft-fp/floatuntitf.c: New file.
5687 * soft-fp/fixsfti.c: New file.
5688 * soft-fp/fixdfti.c: New file.
5689 * soft-fp/fixtfti.c: New file.
5690 * soft-fp/fixunssfti.c: New file.
5691 * soft-fp/fixunsdfti.c: New file.
5692 * soft-fp/fixunstfti.c: New file.
5693 * soft-fp/extendxftf.c: New file.
5694 * soft-fp/trunctfxf.c: New file.
5696 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5697 (__trunctfxf2): Ditto.
5699 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5700 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5701 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5702 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5703 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5704 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5706 * config/i386/t-fprules-softfp64: New file.
5707 * config/i386/sfp-machine.h: New file.
5708 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5709 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5710 and soft-fp/t-softfp to tmake_file.
5711 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5712 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5714 * config/i386/t-linux64 (softfp_wrap_start): New.
5715 (softfp_wrap_end): New.
5716 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5717 supported for TARGET_64BIT.
5719 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5721 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5722 c_common_unsigned_type behavior.
5724 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5726 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5729 2007-05-16 Eric Christopher <echristo@apple.com>
5731 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5732 saving after stack push. Set sp_offset whenever we push.
5733 (rs6000_emit_epilogue): Move altivec register restore before
5736 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5738 * configure.ac: Allow sysroots to be relocated under $prefix as
5739 well as $exec_prefix.
5740 * configure: Regenerate.
5742 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5746 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5748 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5749 (gcc_tooldir): Likewise.
5750 * configure: Regenerate.
5751 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5752 old configure.ac gcc_tooldir setting.
5753 (prefix_to_exec_prefix): New variable.
5754 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5755 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5757 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5759 * c-typeck.c (build_binary_op): Return early for error.
5761 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5763 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5764 struct nb_iter_bound.
5765 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5766 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5767 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5768 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5769 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5770 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5771 (del_scev_info): Use ggc_free.
5772 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5773 * loop-init.c: Include ggc.h.
5774 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5775 (loop_optimizer_finalize): Use ggc_free.
5776 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5777 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5778 pass_iv_optimize): Add TODO_ggc_collect.
5779 * function.h (struct function): Remove skip marker from
5781 * cfgloop.c: Include ggc.h.
5782 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5784 (establish_preds): Vector superloops is gc allocated.
5785 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5787 (flow_loops_find): Vector larray is gc allocated.
5788 (loop_exit_free): Use ggc_free.
5789 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5790 that head of exits list is now not a part of struct loop.
5791 (record_loop_exits): Allocate exits table in gc memory.
5792 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5793 that head of exits list is now not a part of struct loop.
5794 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5795 struct loop_exit): Add GTY marker.
5796 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5797 Add skip marker to aux field. Make head of exits list a separate
5799 (struct loops): Add GTY marker. Make larray vector gc allocated.
5800 Add param marker to exits table.
5801 (get_loops): Type changed.
5802 * Makefile.in (tree-scalar-evolution.o): Add
5803 gt-tree-scalar-evolution.h dependency.
5804 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5805 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5806 * basic-block.h (struct basic_block_def): Remove skip marker from
5809 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5811 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5812 of 0 in the call to expand_expr().
5813 (expand_builtin_mathfn_3): Ditto.
5814 (expand_builtin_interclass_mathfn): Ditto.
5815 (expand_builtin_cexpi): Ditto.
5816 (expand_builtin_int_roundingfn): Ditto.
5817 (expand_builtin_int_roundingfn_2): Ditto.
5818 (expand_builtin_pow): Ditto.
5819 (expand_builtin_powi): Ditto.
5820 (expand_builtin_bswap): Ditto.
5821 (expand_builtin_unop): Ditto.
5822 (expand_builtin_fabs): Ditto.
5823 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5824 the call to expand_expr().
5825 (expand_builtin_sync_operation): Ditto.
5826 (expand_builtin_compare_and_swap): Ditto.
5827 (expand_builtin_lock_test_and_set): Ditto.
5828 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5829 instead of 0 in the call to expand_expr().
5830 (expand_builtin_extract_return_addr): Ditto.
5831 (expand_builtin_eh_return): Ditto.
5832 (expand_eh_return): Ditto.
5833 * explow.c (expr_size): Ditto.
5834 * expr.c (optimize_bitfield_assignment_op): Ditto.
5835 (expand_assignement): Ditto.
5836 (store_expr): Ditto.
5837 (store_field): Ditto.
5838 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5839 the call to expand_expr().
5840 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5841 in the call to expand_expr().
5842 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5843 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5844 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5846 * optabs.c (expand_vec_shift_expr): Ditto.
5847 (expand_vec_cond_expr): Ditto.
5848 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5849 call to expand_expr().
5850 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5851 in the call to expand_expr().
5853 2007-05-14 Dave Korn <dave.korn@artimi.com>
5855 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5857 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5859 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5860 instead of c_common_unsigned_type.
5861 (c_common_unsigned_type): Remove.
5862 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5863 c_common_unsigned_type.
5864 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5865 c_common_unsigned_type.
5866 * c-common.h (c_common_unsigned_type): Remove.
5867 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5868 c_common_unsigned_type.
5869 * c-format.c (check_format_types): Use unsigned_type_for instead of
5870 c_common_unsigned_type.
5871 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5872 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5873 of c_common_unsigned_type.
5874 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5875 lang_hooks.types.unsigned_type.
5876 * expmed.c (make_tree): Use unsigned_type_for instead of
5877 lang_hooks.types.unsigned_type.
5878 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5879 lang_hooks.types.unsigned_type.
5880 (build_range_check): Likewise.
5881 (fold_unary): Likewise.
5882 (fold_binary): Likewise.
5883 (fold_ternary): Likewise.
5884 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5885 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5886 * tree.c (get_unsigned_type): New.
5887 (unsigned_type_for): Use get_unsigned_type instead of
5888 lang_hooks.types.unsigned_type.
5890 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5892 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5893 to m68k_get_function_kind. Update its prototype.
5894 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5896 (m68k_interrupt_function_p): Return enum m68k_function_type
5897 instead of bool. Rename to m68k_get_function_kind.
5898 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5900 (m68k_compute_frame_layout): Don't mark any register for save
5901 if an interrupt_thread attribute is specified.
5902 (m68k_hard_regno_rename_ok): Update a use of
5903 m68k_interrupt_function_p.
5904 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5905 m68k_interrupt_function_p.
5906 (m68k_function_type): New.
5907 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5908 for a function with an interrupt_thread attribute.
5909 * doc/extend.texi: Document the interrupt_thread attribute.
5911 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5913 Fix PR tree-optimization/31911
5914 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5915 if they didn't change the expression.
5917 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5919 * tree-scalar-evolution.c (resolve_mixers): Exported.
5920 * tree-scalar-evolution.h (resolve_mixers): Declare.
5921 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5922 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5923 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5924 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5925 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5926 strip_conversion, analyze_offset_expr, address_analysis,
5927 object_analysis, analyze_offset): Removed.
5928 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5929 split_constant_offset, canonicalize_base_object_address,
5930 object_address_invariant_in_loop_p, disjoint_objects_p,
5931 dr_may_alias_p, dr_address_invariant_p): New functions.
5932 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5933 and dr_analyze_alias.
5934 (initialize_data_dependence_relation): Use dr_may_alias_p
5935 and object_address_invariant_in_loop_p.
5936 (compute_self_dependence): Handle the case when
5937 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5938 (find_data_references_in_stmt): Restrict the analysis of data
5939 references to the given loop nest.
5940 (find_data_references_in_loop): Made static. Pass loop nest to
5941 find_data_references_in_stmt.
5942 (compute_data_dependences_for_loop): Use DR_VOPS.
5943 (free_data_ref): Free DR_VOPS.
5944 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5945 (struct innermost_loop_behavior): ... new.
5946 (struct base_object_info): Replaced by ...
5947 (struct indices): ... new.
5948 (struct dr_alias): New.
5949 (enum data_ref_type): Removed.
5950 (struct data_reference): Consist of struct innermost_loop_behavior,
5951 struct indices and struct dr_alias.
5952 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5953 (DR_MEMTAG): Renamed to ...
5954 (DR_SYMBOL_TAG): ... this.
5955 (find_data_references_in_loop): Declaration removed.
5956 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5957 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5958 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5959 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5961 2007-05-13 Revital Eres <eres@il.ibm.com>
5963 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5964 which walks virtual def-use chains to find redundant stores.
5965 (dse_optimize_stmt): Call it.
5967 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5969 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5970 * passes.c (init_optimization_passes): Move pass_jump_bypass
5973 * basic-block.h (bb_has_eh_pred): Fix style issue.
5975 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5977 PR rtl-optimization/31848
5978 * loop-invariant.c (move_invariant_reg): If we move an insn
5979 with a REG_EQUAL note, and that insn is not always executed,
5980 remove the REG_EQUAL note.
5982 2007-05-12 Richard Guenther <rguenther@suse.de>
5984 PR tree-optimization/31797
5985 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5986 propagate into a stmt that has volatile ops.
5988 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5990 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5991 (gcc_tooldir): Likewise.
5992 * configure: Regenerate.
5993 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5994 old configure.ac gcc_tooldir setting.
5995 (prefix_to_exec_prefix): New variable.
5996 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5997 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5999 2007-05-11 Silvius Rus <rus@google.com>
6001 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6002 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6003 * c-common.h (strict_aliasing_warning): Change return type.
6004 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6005 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6006 (build_c_cast): Condition call to strict_aliasing_warning.
6007 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6008 * flags.h (set_Wstrict_aliasing): Declare.
6009 * opts.c (set_Wstrict_alising): Define, add call to.
6010 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6011 * tree-ssa-alias-warnings.c: New file.
6012 * tree-ssa-alias.c (compute_may_aliases): Add call to
6013 strict_aliasing_warning_backend.
6015 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6017 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6018 Use loop_depth and loop_outer accessor functions.
6019 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6020 determine_invariantness_stmt, move_computations_stmt): Ditto.
6021 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6022 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6023 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6024 * tree-scalar-evolution.c (interpret_loop_phi,
6025 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6026 instantiate_parameters_1, scev_const_prop): Ditto.
6027 * cfghooks.c (make_forwarder_block): Ditto.
6028 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6029 * modulo-sched.c (loop_canon_p): Ditto.
6030 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6031 slpeel_can_duplicate_loop_p): Ditto.
6032 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6033 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6034 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6035 cancel_loop, verify_loop_structure): Ditto.
6036 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6037 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6038 superloops vector instead of "pred" array.
6039 (establish_preds): Take father loop as an argument. Initialize the
6041 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6042 Do not initialize loop->outer.
6043 (flow_loop_tree_node_remove): Truncate the superloops vector.
6044 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6045 "pred" merged to "superloops" vector.
6046 (loop_depth, loop_outer): New.
6047 (fel_init): Use loop_outer.
6049 2007-05-11 Jan Hubicka <jh@suse.cz>
6051 * cgraphunit.c: Include gt-cgraphunit.h
6052 (static_ctors, static_dtors): New static vars.
6053 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6054 based on implementation in c-common.c
6055 (cgraph_finalize_function): Call record_cdtor_fn.
6056 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6057 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6058 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6059 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6060 build_cdtor, c_build_cdtor_fns): Remove.
6061 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6062 c_build_cdtor_fns): Remove prototype.
6064 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6067 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6068 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6069 * builtins.c (fold_builtin_memchr): New.
6070 (expand_builtin_memchr): Call the latter.
6071 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6072 * doc/extend.texi ([Other built-in functions provided by GCC]):
6075 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6077 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6078 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6079 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6080 PFPO_OP1_TYPE_SHIFT): Constants added.
6081 (DFP_ALL): Mode macro defined.
6082 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6083 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6084 Insn definitions added.
6085 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6086 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6089 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6091 PR tree-optimization/31885
6092 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6093 NULL_TREE to be undetermined.
6094 (automatically_generated_chrec_p): Return false for NULL.
6096 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6098 * config/bfin/bfin.h (MOVE_RATIO): Define.
6100 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6102 * config.gcc (sparc-wrs-vxworks): New target.
6103 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6104 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6105 * config/sparc/sparc.h: Include vxworks-dummy.h.
6106 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6107 include LABEL_REFs too.
6108 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6109 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6111 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6113 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6114 (sparc_emit_call_insn): New function.
6115 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6116 functions when generating VxWorks PIC.
6117 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6118 (call, call_value): Use sparc_emit_call_insn instead of
6121 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6123 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6125 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6127 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6128 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6129 split_double instead of operand_subword.
6131 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6133 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6134 * config/bfin/bfin.c (bfin_local_alignment): New function.
6135 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6137 2007-05-08 Chao-ying Fu <fu@mips.com>
6139 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6140 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6141 (smsub_widen_optab, umsub_widen_optab): Define.
6142 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6144 * genopinit.c (optabs): Fill in smsub_widen_optab and
6146 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6147 and umsub_widen_optab to implement multiply-subtract sequences.
6148 * config/mips/mips.md (*msac<u>_di): Rename to...
6149 (<u>msubsidi4): ...this. Extend condition to include
6150 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6151 of operand 0 to "ka" and use the three-operand form of msub<u>
6153 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6156 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6158 PR rtl-optimization/28011
6159 * reload.c (push_reload): Set dont_share if IN appears in OUT
6160 also when IN is a PLUS rtx.
6161 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6164 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6166 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6167 call unshare_all_decls.
6168 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6169 (unshare_all_decls): Remove.
6171 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6174 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6177 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6178 Nigel Stephens <nigel@mips.com>
6180 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6181 Update comments and all uses.
6182 (MIN_FPRS_PER_FMT): Define.
6183 * config/mips/mips.c (function_arg): Fix to correctly handle
6184 the -mips32r2 -mfp64 -mabi=32 case.
6185 (override_options): Enable use of odd-numbered registers for
6186 SFmode values on MIPS32.
6187 (mips_save_reg_p): Save whole floating-point register pair if
6188 either half is used.
6189 (compute_frame_size): Fix comment.
6191 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6193 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6194 argument of type bool.
6195 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6196 argument. Safely select temporary P register according to it.
6197 (do_link): Change call site of add_to_reg accordingly.
6198 (do_unlink): Add epilogue_p as a fourth argument and pass it
6200 (expand_interrupt_handler_epilogue): Change call of do_unlink
6202 (bfin_expand_prologue): Add a third argument sibcall_p.
6203 * config/bfin/bfin.md (epilogue): Change call of
6204 bfin_expand_epilogue accordingly.
6205 (sibcall_epilogue): Likewise.
6206 (eh_return_internal): Likewise.
6208 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6209 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6210 * config/bfin/bfin.c (bfin_handle_option): Handle
6211 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6212 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6213 Support bf534, bf536 and bf561.
6214 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6216 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6219 * config/i386/i386.c (ix86_function_regparm): Process local
6220 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6222 2007-05-07 Mike Stump <mrs@apple.com>
6224 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6225 also checks for and while statements in C++.
6227 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6229 * gcc.c (at_file_supplied): New variable.
6230 (main): Set it if we expanded argv.
6231 (do_spec_1): Pass an @-file to the linker if we were called with
6232 an @-file argument and HAVE_GNU_LD.
6233 * collect2.c (at_file_supplied): New variable.
6234 (response_file): New variable.
6235 (collect_exit): Unlink response_file if necessary.
6236 (handler): Likewise.
6237 (do_wait): Likewise.
6238 (main): Set at_file_supplied if we expanded argv.
6239 (collect_execute): Pass an @-file to subprocesses if we were called
6240 with an @-file argument.
6241 * configure.ac: Add define for HAVE_GNU_LD.
6242 * configure: Regenerate.
6243 * config.in: Regenerate.
6245 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6247 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6253 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6255 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6256 (TARGET_ENCODE_SECTION_INFO): Re-define.
6257 (m32c_encode_section_info): New
6258 (function_vector_handler): New
6259 (current_function_special_page_vector): New
6260 (m32c_special_page_vector_p): New.
6261 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6263 * config/m32c/jump.md: Added instruction JSRS for functions
6264 with attribute "function_vector".
6265 * doc/extend.texi (function_vector): Added description
6266 for M16C, M32C targets.
6268 2007-05-07 DJ Delorie <dj@redhat.com>
6271 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6272 ashrpsi3, lshrpsi3): Update shift count constraint.
6274 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6275 Nathan Froyd <froydnj@codesourcery.com>
6278 * c-incpath.c (add_path): Strip trailing path separators.
6280 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6282 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6283 Free dominance info before purging EH edges.
6284 (eliminate_degenerate_phis): Likewise.
6285 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6287 2007-05-07 Jan Hubicka <jh@suse.cz>
6289 * gimplify.c (gimplify_expr): Do not crash when folding
6290 (void *)(int)&a + 4.
6292 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6295 * c-opts.c (lang_fortran): Make it non static.
6296 * c-common.h (lang_fortran): New prototype.
6297 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6298 -lang-fortran option was passed by the driver.
6300 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6302 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6303 of ASSERT_CHECKING. Tweak message.
6305 2007-05-06 Revital Eres <eres@il.ibm.com>
6308 * loop-unroll.c (insert_var_expansion_initialization):
6309 Initialize the expansions with -zero instead of +zero.
6311 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6313 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6314 into pic and non-pic versions. Mark r19 as used for
6315 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6316 for tgd_load, tld_load and tie_load .
6317 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6318 version of tgd_load, tld_load and tie_load depending on the
6321 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6322 Jakub Jelinek <jakub@redhat.com>
6324 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6325 (__do_global_dtors_aux): Use more paranoid loop to run
6326 destructors if HIDDEN_DTOR_LIST_END.
6327 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6329 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6331 * varasm.c (align_variable): Don't increase alignment for
6332 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6333 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6335 2007-05-04 Josh Conner <jconner@apple.com>
6337 * basic-block.h (cdi_direction): Assign values to all enumeration
6339 (dom_computed): Remove.
6340 (dom_info_state): New.
6341 (set_dom_info_availability): New.
6342 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6343 walk_data.dom_direction.
6344 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6345 instead of dom_computed[].
6346 (split_edge): Likewise.
6347 (create_basic_block): Likewise.
6348 (merge_blocks): Likewise.
6349 * ifcvt.c (find_if_header): Likewise.
6350 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6351 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6352 * tree-ssa.c (verify_ssa): Likewise.
6353 * tree-cfg.c (tree_verify_flow_info): Likewise.
6354 (remove_edge_and_dominated_blocks): Likewise.
6355 * dominance.c (dom_computed): Make static.
6356 (calc_dfs_tree_nonrec): Change third param to a bool.
6357 (calc_dfs_tree): Change second param to a bool.
6358 (calc_idioms): Change second param to a bool. Use
6359 dom_convert_dir_to_idx.
6360 (init_dom_info): Validate dir before using.
6361 (dom_convert_dir_to_idx): New.
6362 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6363 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6364 (free_dominance_info): Use dom_convert_dir_to_idx.
6365 (get_immediate_dominator): Likewise.
6366 (set_immediate_dominator): Likewise.
6367 (get_dominated_by): Likewise.
6368 (redirect_immediate_dominators): Likewise.
6369 (nearest_common_denominator): Likewise.
6370 (dominated_by_p): Likewise.
6371 (bb_dom_dfs_in): Likewise.
6372 (bb_dom_dfs_out): Likewise.
6373 (recount_dominator): Likewise.
6374 (iterate_fix_dominators): Likewise.
6375 (add_to_dominance_info): Likewise.
6376 (delete_from_dominance_info): Likewise.
6377 (first_dom_son): Likewise.
6378 (next_dom_son): Likewise.
6379 (dom_info_available_p): Likewise.
6380 (dom_info_state): New.
6381 (set_dom_info_availability): New.
6383 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6385 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6387 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6389 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6391 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6392 (subdi3, subdi_carry): Delete.
6394 2007-05-04 Jan Hubicka <jh@suse.cz>
6395 Richard Guenther <rguenther@suse.de>
6397 * opts.c (decode_options): Do not fiddle with inlining
6398 parameters in case of optimizing for size.
6399 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6400 for size do nothing.
6401 (cgraph_decide_inlining_of_small_function): When optimizing for
6402 size never inline functions increasing caller size.
6403 (cgraph_early_inlining): Inline for size when optimizing for size.
6405 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6407 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6408 logical operations piecewise.
6409 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6410 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6411 subdi_sesidi_di): Delete.
6412 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6413 the generated sequence. Allow three-reg add in constraints. Rewrite
6414 the rtl expression for carry to avoid zero_extend of a constant.
6415 (sub_with_carry): New pattern.
6416 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6417 different sequence not involving jumps.
6418 (notbi): Now a named pattern.
6420 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6422 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6423 Add the note about a significant loss of accuracy of some
6424 mathematical routines when these options are used.
6426 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6428 * haifa-sched.c (rtx_vec_t): New typedef.
6429 (contributes_to_priority_p): Extract piece of priority () into new
6431 (priority): Use the function. Add assertion.
6432 (rank_for_schedule, set_priorities): Add assertion to check that
6433 insn's priority is initialized.
6434 (clear_priorities, calc_priorities): Change signature. Make it update
6435 all relevant insns. Update all callers ('add_to_speculative_block ()'
6436 and 'create_block_check_twin ()').
6437 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6438 Add new field 'priority_status'.
6439 (INSN_PRIORITY_STATUS): New macro.
6440 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6442 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6444 * sched-ebb.c (debug_ebb_dependencies): New static function.
6445 (init_ready_list): Use it.
6447 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6448 with changed signature and 'debug_rgn_dependencies ()'.
6449 (debug_rgn_dependencies): New static function.
6450 (init_ready_list): Use it.
6452 * sched-int.h (debug_dependencies): Declare.
6454 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6456 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6458 2007-05-04 Dirk Mueller <dmueller@suse.de>
6460 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6462 2007-05-03 Jan Hubicka <jh@suse.cz>
6464 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6465 ((T1)X op (T1)Y), for pointer type in more cases than before.
6467 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6469 * tree-object-size.c (plus_expr_object_size): When operand size is
6470 unknown, return unknown.
6472 2007-05-03 Dirk Mueller <dmueller@suse.de>
6474 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6476 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6479 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6481 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6483 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6485 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6487 * config/soft-fp/double.h, config/soft-fp/extended.h,
6488 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6489 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6490 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6491 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6494 2007-05-03 Ian Lance Taylor <iant@google.com>
6496 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6497 MASK_PPC_GFXOPT for 8540 or 8548.
6499 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6501 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6502 vect_print_dump_info() to output debug information.
6504 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6507 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6508 operands of size 2 when operand is not MEM_P.
6510 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6512 PR tree-optimization/30565
6513 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6515 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6517 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6518 (umulsi3_highpart): Use them.
6519 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6520 for final accumulator to D regisster tranfser.
6522 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6524 PR tree-optimization/31699
6525 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6527 (vect_enhance_data_refs_alignment): Compute peel amount using
6528 TYPE_VECTOR_SUBPARTS instead of vf.
6529 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6531 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6534 * system.h: Remove inclusion of double-int.h
6535 * tree.h: Include double-int.h
6536 * gengtype.c: Likewise
6537 * cfgloop.h: Likewise
6538 * Makefile.in: Adjust dependencies on double-int.h
6540 2007-05-02 Eric Christopher <echristo@apple.com>
6542 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6543 -shared to -Zdynamiclib.
6545 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6548 * c-common.c (strip_pointer_or_array_types): New function.
6549 * c-common.h (strip_pointer_or_array_types): New function declaration.
6551 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6553 PR tree-optimization/31771
6554 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6556 2007-05-02 Paul Brook <paul@codesourcery.com>
6558 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6560 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6563 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6566 2007-05-02 Nick Clifton <nickc@redhat.com>
6568 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6570 2007-05-02 Richard Guenther <rguenther@suse.de>
6572 PR tree-optimization/31146
6573 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6574 argument, single_use_p. If we have a single use that is
6575 a conversion to the definition rhs type, propagate that rhs.
6576 (forward_propagate_addr_expr): Pass single_use_p argument
6577 to forward_propagate_addr_expr_1.
6579 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6581 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6584 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6586 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6587 'AMD Family 10 core'.
6589 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6591 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6592 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6593 with SSE3 instruction set support.
6594 * doc/invoke.texi: Likewise.
6596 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6598 * config/i386/i386.c (override_options): Tuning 32-byte loop
6599 alignment for amdfam10 architecture. Increasing the max loop
6600 alignment to 24 bytes.
6602 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6604 * config/m68k/constraints.md: New.
6605 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6606 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6607 EXTRA_CONSTRAINT): Remove.
6608 * config/m68k/m68k.md: Include constraints.md.
6609 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6611 2007-05-01 Ian Lance Taylor <iant@google.com>
6613 PR tree-optimization/31739
6614 * tree-vrp.c (vrp_val_is_max): New static function.
6615 (vrp_val_is_min): New static function.
6616 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6618 (set_value_range): Use vrp_val_is_{max,min}.
6619 (extract_range_from_assert): Likewise.
6620 (extract_range_from_binary_expr): Likewise.
6621 (extract_range_from_unary_expr): Likewise.
6622 (dump_value_range, vrp_meet): Likewise.
6623 (vrp_visit_phi_node): Likewise.
6624 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6626 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6628 * config/i386/gmon-sol2.c (size_t): New type.
6629 (intptr_t): Likewise.
6630 (s_textsize): Declare as size_t.
6632 (monstartup): Use size_t for sizes.
6633 (_mcount): Save and restore registers.
6634 (internal_mcount): Pass 0 as the first argument to monstartup
6636 (moncontrol): Convert pointer to appropriately sized integer
6637 before passing to profil.
6639 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6641 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6642 __NO_FPRS__, not just if _SOFT_DOUBLE.
6643 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6644 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6645 also for E500 double.
6646 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6647 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6650 2007-05-01 Richard Guenther <rguenther@suse.de>
6652 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6655 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6657 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6659 2007-05-01 Jan Hubicka <jh@suse.cz>
6661 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6664 2007-05-01 Jan Hubicka <jh@suse.cz>
6666 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6667 (maybe_fold_offset_to_reference): Declare.
6668 * fold-const.c (fold_unary): Do not fold
6669 (type *)&A into &A->field_of_type_and_offset_0
6670 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6671 size is unknown, give up.
6672 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6674 (maybe_fold_offset_to_reference): New.
6675 (maybe_fold_stmt_indirect): Use it.
6676 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6677 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6679 (gimplify_expr): Likewise for plus_expr.
6681 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6683 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6684 bsi_after_labels. Always insert statements before bsi.
6685 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6686 * predict.c (apply_return_prediction): Check for empty blocks.
6687 * cfgexpand.c (lab_rtx_for_bb): New variable.
6688 (label_rtx_for_bb): Do not create new tree labels.
6689 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6690 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6691 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6693 (label_for_bb): Add field used.
6694 (update_eh_label, main_block_label): Mark the label used.
6695 (cleanup_dead_labels): Remove unused labels.
6697 2007-05-01 Richard Guenther <rguenther@suse.de>
6699 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6700 if it is not about to be set.
6701 (get_value_range): Do not pre-allocate equiv bitmap.
6702 (update_value_range): No need to clear equiv field.
6703 (add_equivalence): Change prototype to get bitmap pointer.
6704 Allocate bitmap here if it is not already.
6705 (extract_range_from_assert): Do not allocate bitmap here.
6706 Update callers to add_equivalence.
6707 (extract_range_from_ssa_name): Likewise.
6708 (get_vr_for_comparison): New static helper.
6709 (compare_name_with_value): Handle NULL equiv bitmap by
6710 peeling the first iteration of the comparison loop.
6711 Use get_vr_for_comparison.
6712 (compare_names): Handle NULL equiv bitmaps by using fake
6713 ones. Use get_vr_for_comparison.
6715 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6717 * double-int.c (mpz_set_double_int): Moved from
6718 tree-ssa-loop-niter.c.
6719 (mpz_get_double_int): Likewise; also, add option to wrap
6720 out-of-range integers.
6721 * double-int.h: New prototypes for above.
6722 * tree.c (get_static_type_bounds): Moved from
6723 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6724 TYPE_MAX_VALUE if they exist..
6725 * tree.h: New prototype for above.
6726 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6727 get_type_bounds calls.
6728 (mpz_set_double_int): Move to double-int.c.
6729 (get_type_bounds): Move to tree.c, rename to
6730 get_static_type_bounds.
6731 (mpz_to_double_int): Move to double-int.c, rename to
6734 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6736 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6737 DIV0 exception can fall through to a normal return.
6739 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6743 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6744 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6745 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6746 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6747 initialize align to silence bogus warning.
6748 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6749 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6751 (struct sra_walk_fns): Remove use_all parameter from use.
6752 (sra_hash_tree): Handle BIT_FIELD_REFs.
6753 (sra_elt_hash): Don't hash bitfld blocks.
6754 (sra_elt_eq): Skip them in parent compares as well. Handle
6756 (sra_walk_expr): Don't maintain or pass down use_all_p.
6757 (scan_use): Remove use_all parameter.
6758 (scalarize_use): Likewise. Re-expand assignment to
6759 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6760 output, and re-scalarize after output. Don't mark anything
6762 (scalarize_ldst): Adjust.
6763 (scalarize_walk_gimple_modify_statement): Likewise.
6764 (build_element_name_1): Handle BIT_FIELD_REFs.
6765 (instantiate_element): Don't warn for any element whose parent
6767 (instantiate_missing_elements_1): Return the sra_elt.
6768 (canon_type_for_field): New.
6769 (try_instantiate_multiple_fields): New.
6770 (instantiate_missing_elemnts): Use them.
6771 (mark_no_warning): Removed.
6772 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6773 (REPLDUP, sra_build_elt_assignment): New.
6774 (generate_copy_inout): Use them.
6775 (generate_element_copy): Likewise. Handle bitfld differences.
6776 (generate_element_zero): Don't recurse for blocks. Use
6777 sra_build_elt_assignment.
6778 (generate_one_element_int): Take elt instead of var. Use
6779 sra_build_elt_assignment.
6780 (generate_element_init_1): Adjust.
6781 (scalarize_use, scalarize_copy): Use REPLDUP.
6782 (scalarize_ldst): Move assert before dereference.
6783 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6785 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6788 * tree.c (reconstruct_complex_type): Reconstruct a reference
6790 Also use the same mode for the pointer as the old pointer type.
6792 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6794 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6797 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6799 PR rtl-optimization/31676
6800 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6801 (df_refs_record): Call it.
6803 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6805 * rtl.def (SS_ABS): New code.
6806 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6807 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6808 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6809 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6810 (bfin_init_builtins): Define them.
6811 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6812 (bfin_expand_builtin): ... and handle the others here.
6813 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6814 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6815 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6816 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6817 operand is only HImode.
6819 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6821 * regclass.c (scan_one_insn): Remove splitting of
6824 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6825 Nigel Stephens <nigel@mips.com>
6827 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6829 2007-04-28 Jan Hubicka <jh@suse.cz>
6831 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6832 insn_locators_alloc instead of insn_locators_initialize;
6833 call reset_block_changes.
6834 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6835 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6836 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6837 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6838 * config/score/score.c (th_output_mi_thunk): Likewise.
6839 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6840 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6841 tolerate uninitialized locator info.
6844 * function.c (init_function_start): Don't init line number info.
6845 (expand_function_end): Update.
6846 (reset_block_changes, record_block_change, finalize_block_changes,
6847 check_block_change, free_block_changes): Kill.
6848 * function.h (reset_block_changes, record_block_change,
6849 finalize_block_changes, check_block_change, free_block_changes):
6851 (struct function): Remove ib_boundaries_block.
6852 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6853 Use curr_insn_locator to initialize locator.
6854 (emit_line_note): Remove.
6855 * cfgexpand.c (expand_gimple_cond_expr): Update.
6856 (construct_exit_block): Likewise.
6857 (tree_expand_cfg): Initialize/finalize locators.
6858 * expr.c (expand_expr_real): Update.
6859 * cfglayout.c (line_locators_locs, line_locators_lines,
6860 file_locators_locs, file_locators_files): Remove.
6861 (set_block_levels): Move to cfgexpand.c.
6862 (insn_locators_initialize): Remove.
6863 (pass_insn_locators_initialize): Remove.
6864 (locations_locators_locs, locations_locators_vals): New static vars.
6865 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6867 (insn_locators_alloc, insn_locators_finalize,
6868 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6870 (locator_location): New.
6871 (locator_line, locator_file): Rewrite.
6872 * rtl.h (emit_line_note): Kill.
6873 (insn_locators_alloc, insn_locators_finalize,
6874 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6876 * tree-inline.c (initialize_cfun): Do not initialize
6877 ib_boundaries_block.
6878 * passes.c (pass_insn_locators_initialize): Remove.
6880 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6882 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6883 info. Update last_basic_block correctly.
6885 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6888 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6889 register itself to hold the offset constant. Tell flow the use
6890 of r4 and r5 when they are used.
6892 2007-04-27 Richard Guenther <rguenther@suse.de>
6894 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6895 if we simplified anything.
6896 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6897 warnings until we did a simplification and the stmt was not
6898 marked as TREE_NO_WARNING.
6900 2007-04-27 Mike Stump <mrs@apple.com>
6902 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6904 2007-04-27 Ian Lance Taylor <iant@google.com>
6907 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6908 TYPE_MAX_VALUE exist, convert them to the new type.
6910 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6912 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6913 if it claims to be available.
6914 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6916 (perform_tree_ssa_dce): Always free postdominators.
6918 2007-04-27 Richard Henderson <rth@redhat.com>
6920 * config/alpha/predicates.md (aligned_memory_operand): Mark
6921 as define_special_predicate.
6922 (unaligned_memory_operand, normal_memory_operand): Likewise.
6923 (reg_or_unaligned_mem_operand): Remove.
6924 (any_memory_operand): Match the documentation and check for
6925 non-renumbered pseudos during reload.
6926 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6927 alpha_secondary_reload_class, update to new interface, make static.
6928 Handle CQImode like HImode. Remove FP subreg check.
6929 (alpha_expand_mov): Use replace_equiv_address.
6930 (alpha_expand_mov_nobwx): Use any_memory_operand.
6931 (TARGET_SECONDARY_RELOAD): New.
6932 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6933 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6934 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6935 * config/alpha/alpha.md: ... here.
6936 (RELOAD12, reloadmode): New.
6938 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6939 Don't handle the aligned case here.
6940 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6941 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6942 reload_inhi_help. Don't expect a scratch register.
6943 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6945 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6947 2007-04-27 Richard Guenther <rguenther@suse.de>
6949 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6951 2007-04-27 Richard Guenther <rguenther@suse.de>
6953 PR tree-optimization/30965
6954 PR tree-optimization/30978
6955 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6956 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6957 (find_equivalent_equality_comparison): Likewise.
6958 (simplify_cond): Likewise.
6959 (get_prop_source_stmt): New helper.
6960 (get_prop_dest_stmt): Likewise.
6961 (can_propagate_from): Likewise.
6962 (remove_prop_source_from_use): Likewise.
6963 (combine_cond_expr_cond): Likewise.
6964 (forward_propagate_comparison): New function.
6965 (forward_propagate_into_cond): Rewrite to use fold for
6967 (tree_ssa_forward_propagate_single_use_vars): Call
6968 forward_propagate_comparison to propagate comparisons.
6970 2007-04-27 Richard Guenther <rguenther@suse.de>
6972 PR tree-optimization/31715
6973 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6974 sure to do computation on the offset in an appropriate
6977 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6979 * reload.h (elimination_target_reg_p): Declare.
6980 * reload.c (find_reloads): Don't apply the reg_rtx move
6981 optimization if the SET_DEST satisfies elimination_target_reg_p.
6982 * reload1.c (elimination_target_reg_p): New function.
6983 (gen_reload): In the move/add2 fallback, make sure that op0
6984 does not overlap the destination register.
6986 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6988 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6989 transform only GIMPLE_MODIFY_STMTs.
6990 * tree-complex.c (expand_complex_operations_1): Ditto.
6991 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6992 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6993 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6995 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6996 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6997 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6998 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6999 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7000 slpeel_add_loop_guard): Ditto.
7001 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7002 * lambda-code.c (perfect_nestify): Ditto.
7003 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7004 before the first statement.
7005 * tree-optimize.c (execute_free_datastructures): Fix comments.
7006 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7007 * tree-flow.h (disband_implicit_edges): Declaration removed.
7008 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7010 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7011 COND_EXPRs without gotos.
7012 (disband_implicit_edges, has_label_p): Removed.
7013 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7014 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7016 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7018 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7019 also for COND_EXPRs.
7020 * cfgexpand.c (label_rtx_for_bb): New function.
7021 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7022 Use label_rtx_for_bb to find the labels.
7023 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7024 last block. Detect fallthru edges.
7026 2007-04-26 Ian Lance Taylor <iant@google.com>
7029 * reload.c (find_reloads_subreg_address): If the address was valid
7030 in the original mode but not in the new mode, reload the whole
7033 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7035 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7036 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7037 (cleanup_control_expr_graph): Do not invalidate dominance info.
7038 Record altered blocks.
7039 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7040 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7041 cleanup_tree_cfg_bb): New functions.
7042 (remove_forwarder_block): Do not maintain the worklist of blocks.
7043 Record altered blocks.
7044 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7046 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7047 delete_unreachable_blocks if dominators are not available.
7048 * tree-inline.c (optimize_inline_calls): Free dominance information
7050 * tree-flow.h (remove_edge_and_dominated_blocks,
7051 cfgcleanup_altered_bbs): Altered.
7052 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7054 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7056 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7057 do not invalidate dominators.
7059 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7061 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7062 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7063 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7064 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7066 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7068 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7070 2007-04-26 Richard Guenther <rguenther@suse.de>
7072 PR tree-optimization/31703
7073 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7074 the right type for the target of the bittest.
7076 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7078 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7079 ix86_sol10_return_in_memory.
7081 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7083 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7086 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7089 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7091 PR tree-optimization/30558
7092 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7093 clear this_state.prev_try.
7095 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7096 Mark Mitchell <mark@codesourcery.com>
7098 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7099 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7100 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7102 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7105 * doc/invoke.texi (%:print-asm-header): Document.
7106 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7108 (static_spec_functions): Add print-asm-header.
7109 (main): Print a banner before the --target-help linker options.
7110 (print_asm_header_spec_function): New function.
7112 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7115 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7116 (movsf_ie): Likewise.
7118 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7120 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7122 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7124 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7125 exception for divide-by-zero.
7126 (__umodsi3, __modsi3): Likewise.
7128 2007-04-25 Dirk Mueller <dmueller@suse.de>
7130 * c-typeck.c (build_compound_expr): Annotate warning()
7131 call with OPT_Wunused_value.
7132 * tree-ssa.c (warn_uninit): Annotate warning with
7134 * c-common.c (handle_sentinel_attribute): Annotate warning
7135 call with OPT_Wattributes.
7137 2007-04-25 Thiemo Seufer <ths@mips.com>
7139 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7141 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7142 on to the assembler. Improve handling of -mno-mips16. Add handling
7143 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7144 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7145 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7146 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7148 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7151 * config/i386/winnt.c (i386_pe_file_end): Strip only
7152 USER_LABEL_PREFIX when writing export name.
7154 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7156 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7157 sh/elf.h, vx-common.h and vxworks.h.
7158 * config/sh/sh.h: Include config/vxworks-dummy.h.
7159 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7160 (OVERRIDE_OPTIONS): Use it.
7161 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7162 (vxworks_picreg): New pattern.
7163 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7164 VXWORKS_OS_CPP_BUILTINS.
7165 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7166 to their VXWORKS_* equivalents.
7167 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7168 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7169 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7170 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7171 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7172 -mrtp/-fPIC multilibs.
7173 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7174 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7175 (MULTILIB_OSDIRNAMES): Delete.
7177 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7180 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7182 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7184 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7185 rounding mode to be specified by the caller.
7186 (real_to_mpfr) Likewise.
7187 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7188 include new arguments.
7189 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7191 2007-04-24 Ian Lance Taylor <iant@google.com>
7193 PR tree-optimization/31605
7194 * tree-vrp.c (set_value_range): Check that min and max are not
7195 both overflow infinities.
7196 (set_value_range_to_value): New static function.
7197 (extract_range_from_binary_expr): Call set_value_range_to_value.
7198 (extract_range_from_cond_expr): Likewise.
7199 (extract_range_from_expr): Likewise.
7200 (extract_range_from_unary_expr): Likewise. Don't create a range
7201 which overflows on both sides.
7202 (vrp_meet): Check for a useless range.
7203 (vrp_visit_phi_node): If we see a constant which looks like an
7204 overflow infinity, turn off the TREE_OVERFLOW flag.
7206 2007-04-24 Ian Lance Taylor <iant@google.com>
7208 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7210 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7213 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7214 diagnostic message is being built.
7215 * tree-pretty-print.c (dump_generic_node): Only write the
7216 formatted text into BUFFER's stream if we are not building a
7218 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7220 * Makefile.in (toplev.o): Depend on tree-pass.h.
7222 2007-04-24 Ian Lance Taylor <iant@google.com>
7224 PR tree-optimization/31602
7225 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7226 conditionals in the copied loop header.
7227 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7228 warnings if TREE_NO_WARNING is set.
7229 * doc/invoke.texi (Warning Options): Clarify that
7230 -Wstrict-overflow does not warn about loops.
7232 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7234 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7235 expand on the comment about _Decimal128 arguments and check the
7236 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7237 that _Decimal128 argument uses even/odd register pair.
7238 (function_arg): Ditto.
7240 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7242 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7243 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7245 2007-04-24 Richard Guenther <rguenther@suse.de>
7246 Olga Golovanevsky <olga@il.ibm.com>
7248 * fold-const.c (multiple_of_p): Check for bottom
7251 2007-04-24 Richard Henderson <rth@redhat.com>
7253 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7254 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7255 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7256 looking for non-zero bits shifted out. Avoid a recursive call
7257 when constructing the scalar.
7258 (__floatundisf): Likewise.
7260 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7262 * dwarf2out.c (field_byte_offset): Move the existing logic
7263 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7264 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7266 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7269 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7270 length argument of 0 for memset.
7271 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7272 unsigned shift instead of the signed variant.
7274 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7276 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7277 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7278 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7279 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7280 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7281 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7282 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7283 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7284 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7285 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7286 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7287 "mul<mode>3", "div<mode>3"): Insn definitions added.
7288 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7289 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7290 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7291 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7292 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7293 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7294 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7295 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7296 TARGET_FLOAT_FORMAT): Macro definitions removed.
7297 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7298 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7299 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7300 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7301 (s390_gen_rtx_const_DI): Function removed.
7302 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7304 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7306 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7307 over an external ffs function.
7309 2007-04-24 Chao-ying Fu <fu@mips.com>
7310 Richard Sandiford <richard@nildram.co.uk>
7312 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7313 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7314 (smadd_widen_optab, umadd_widen_optab): Define.
7315 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7317 * genopinit.c (optabs): Fill in smadd_widen_optab and
7319 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7320 and umadd_widen_optab to implement multiply-add sequences.
7321 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7322 (<u>maddsidi4): ...this. Extend condition to include
7323 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7324 of operand 0 to "ka" and use the three-operand form of madd<u>
7326 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7328 * config/mips/constraints.md (ka): New register constraint.
7330 2007-04-24 Jan Hubicka <j@suse.cz>
7334 2007-04-23 Jan Hubicka <jh@suse.cz>
7335 * function.c (init_function_start): Don't init line number info.
7336 (expand_function_end): Update.
7337 (reset_block_changes, record_block_change, finalize_block_changes,
7338 check_block_change, free_block_changes): Kill.
7339 * function.h (reset_block_changes, record_block_change,
7340 finalize_block_changes, check_block_change, free_block_changes):
7342 (struct function): Remove ib_boundaries_block.
7343 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7344 Use curr_insn_locator to initialize locator.
7345 (emit_line_note): Remove.
7346 * cfgexpand.c (expand_gimple_cond_expr): Update.
7347 (construct_exit_block): Likewise.
7348 (tree_expand_cfg): Initialize/finalize locators.
7349 * expr.c (expand_expr_real): Update.
7350 * cfglayout.c (line_locators_locs, line_locators_lines,
7351 file_locators_locs, file_locators_files): Remove.
7352 (set_block_levels): Move to cfgexpand.c.
7353 (insn_locators_initialize): Remove.
7354 (pass_insn_locators_initialize): Remove.
7355 (locations_locators_locs, locations_locators_vals): New static vars.
7356 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7358 (insn_locators_alloc, insn_locators_finalize,
7359 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7361 (locator_location): New.
7362 (locator_line, locator_file): Rewrite.
7363 * rtl.h (emit_line_note): Kill.
7364 (insn_locators_alloc, insn_locators_finalize,
7365 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7367 * tree-inline.c (initialize_cfun): Do not initialize
7368 ib_boundaries_block.
7369 * passes.c (pass_insn_locators_initialize): Remove.
7371 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7373 * doc/invoke.texi: Removed leading '-' from option index entries.
7375 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7377 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7379 (create_phi_node): Use set_phi_nodes.
7380 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7381 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7382 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7383 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7384 (bsi_start, bsi_last): Use bb_stmt_list.
7385 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7386 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7387 Traverse the statements using tsi iterator.
7388 * basic-block.h (struct basic_block_def): Fields stmt_list
7389 and phi_nodes moved to ...
7390 (struct tree_bb_info): ... new structure.
7391 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7392 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7393 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7394 (tree_verify_flow_info): Verify that il.tree is not set for
7395 entry and exit block.
7396 (tree_split_block): Use set_bb_stmt_list.
7398 2007-04-23 Mike Stump <mrs@apple.com>
7400 * config/i386/i386.c (ix86_tune_features
7401 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7404 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7406 * config/i386/i386.md (prefix_extra): New attribute.
7407 (length): Add prefix_extra.
7409 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7410 (sse2_movntv2di): Likewise.
7411 (sse2_cvtps2dq): Likewise.
7412 (sse2_cvtpd2pi): Likewise.
7413 (sse2_cvttpd2pi): Likewise.
7414 (*sse2_cvtpd2ps): Likewise.
7415 (*add<mode>3): Likewise.
7416 (sse2_ssadd<mode>3): Likewise.
7417 (sse2_usadd<mode>3): Likewise.
7418 (*sub<mode>3): Likewise.
7419 (sse2_sssub<mode>3): Likewise.
7420 (sse2_ussub<mode>3): Likewise.
7421 (*mulv8hi3): Likewise.
7422 (*smulv8hi3_highpart): Likewise.
7423 (*umulv8hi3_highpart): Likewise.
7424 (sse2_umulv2siv2di3): Likewise.
7425 (sse2_pmaddwd): Likewise.
7426 (ashr<mode>3): Likewise.
7427 (lshr<mode>3): Likewise.
7428 (ashl<mode>3): Likewise.
7429 (sse2_ashlti3): Likewise.
7430 (sse2_lshrti3): Likewise.
7431 (*umaxv16qi3): Likewise.
7432 (*smaxv8hi3): Likewise.
7433 (*uminv16qi3): Likewise.
7434 (*sminv8hi3): Likewise.
7435 (sse2_eq<mode>3): Likewise.
7436 (sse2_gt<mode>3): Likewise.
7437 (*and<mode>3): Likewise.
7438 (sse2_nand<mode>3): Likewise.
7439 (*ior<mode>3): Likewise.
7440 (*xor<mode>3): Likewise.
7441 (sse2_packsswb): Likewise.
7442 (sse2_packssdw): Likewise.
7443 (sse2_packuswb): Likewise.
7444 (sse2_punpckhbw): Likewise.
7445 (sse2_punpcklbw): Likewise.
7446 (sse2_punpckhwd): Likewise.
7447 (sse2_punpcklwd): Likewise.
7448 (sse2_punpckhdq): Likewise.
7449 (sse2_punpckldq): Likewise.
7450 (sse2_punpckhqdq): Likewise.
7451 (sse2_punpcklqdq): Likewise.
7452 (*sse2_pinsrw): Likewise.
7453 (*sse2_pextrw): Likewise.
7454 (sse2_pshufd_1): Likewise.
7455 (sse2_uavgv16qi3): Likewise.
7456 (sse2_uavgv8hi3): Likewise.
7457 (sse2_psadbw): Likewise.
7458 (sse2_pmovmskb): Likewise.
7459 (*sse2_maskmovdqu): Likewise.
7460 (*sse2_maskmovdqu_rex64): Likewise.
7461 (sse4a_extrqi): Likewise.
7462 (sse4a_extrq): Likewise.
7463 (sse3_lddqu): Set prefix_rep.
7464 (sse3_addsubv4sf3): Likewise.
7465 (sse3_haddv4sf3): Likewise.
7466 (sse3_hsubv4sf3): Likewise.
7467 (sse_cvtss2si): Likewise.
7468 (sse_cvtss2si_2): Likewise.
7469 (sse_cvtss2siq): Likewise.
7470 (sse_cvtss2siq_2): Likewise.
7471 (sse_cvttss2si): Likewise.
7472 (sse_cvttss2siq): Likewise.
7473 (sse2_cvttps2dq): Likewise.
7474 (sse3_movshdup): Likewise.
7475 (sse3_movsldup): Likewise.
7476 (sse2_cvtsd2si): Likewise.
7477 (sse2_cvtsd2si_2): Likewise.
7478 (sse2_cvtsd2siq): Likewise.
7479 (sse2_cvtsd2siq_2): Likewise.
7480 (sse2_cvttsd2si): Likewise.
7481 (sse2_cvttsd2siq): Likewise.
7482 (*sse2_cvtpd2dq): Likewise.
7483 (*sse2_cvttpd2dq): Likewise.
7484 (sse2_pshuflw_1): Likewise.
7485 (sse2_pshufhw_1): Likewise.
7486 (sse4a_insertqi): Likewise.
7487 (sse4a_insertq): Likewise.
7488 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7489 (ssse3_phadddv4si3): Likewise.
7490 (ssse3_phaddswv8hi3): Likewise.
7491 (ssse3_phsubwv8hi3): Likewise.
7492 (ssse3_phsubdv4si3): Likewise.
7493 (ssse3_phsubswv8hi3): Likewise.
7494 (ssse3_pmaddubswv8hi3): Likewise.
7495 (ssse3_pmulhrswv8hi3): Likewise.
7496 (ssse3_pshufbv16qi3): Likewise.
7497 (ssse3_psign<mode>3): Likewise.
7498 (ssse3_palignrti): Likewise.
7499 (abs<mode>2): Likewise.
7500 (ssse3_phaddwv4hi3): Set prefix_extra.
7501 (ssse3_phadddv2si3): Likewise.
7502 (ssse3_phaddswv4hi3): Likewise.
7503 (ssse3_phsubwv4hi3): Likewise.
7504 (ssse3_phsubdv2si3): Likewise.
7505 (ssse3_phsubswv4hi3): Likewise.
7506 (ssse3_pmaddubswv4hi3): Likewise.
7507 (ssse3_pmulhrswv4hi3): Likewise.
7508 (ssse3_pshufbv8qi3): Likewise.
7509 (ssse3_psign<mode>3): Likewise.
7510 (ssse3_palignrdi): Likewise.
7511 (abs<mode>2): Likewise.
7512 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7513 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7514 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7516 2007-04-23 Nick Clifton <nickc@redhat.com>
7518 * params.def: Fix formatting of emacs local variables.
7520 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7522 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7523 move if inter-unit move isn't allowed.
7524 Don't split moving the first element of V2DI to DI to inter-unit
7525 move if inter-unit move isn't allowed.
7527 2007-04-23 Richard Guenther <rguenther@suse.de>
7529 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7530 and CDI_POST_DOMINATORS separately.
7532 2007-04-23 Nick Clifton <nickc@redhat.com>
7534 * c.opt (Wformat-contains-nul): Add warning attribute.
7536 2007-04-23 Jan Hubicka <jh@suse.cz>
7538 * function.c (init_function_start): Don't init line number info.
7539 (expand_function_end): Update.
7540 (reset_block_changes, record_block_change, finalize_block_changes,
7541 check_block_change, free_block_changes): Kill.
7542 * function.h (reset_block_changes, record_block_change,
7543 finalize_block_changes, check_block_change, free_block_changes):
7545 (struct function): Remove ib_boundaries_block.
7546 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7547 Use curr_insn_locator to initialize locator.
7548 (emit_line_note): Remove.
7549 * cfgexpand.c (expand_gimple_cond_expr): Update.
7550 (construct_exit_block): Likewise.
7551 (tree_expand_cfg): Initialize/finalize locators.
7552 * expr.c (expand_expr_real): Update.
7553 * cfglayout.c (line_locators_locs, line_locators_lines,
7554 file_locators_locs, file_locators_files): Remove.
7555 (set_block_levels): Move to cfgexpand.c.
7556 (insn_locators_initialize): Remove.
7557 (pass_insn_locators_initialize): Remove.
7558 (locations_locators_locs, locations_locators_vals): New static vars.
7559 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7561 (insn_locators_alloc, insn_locators_finalize,
7562 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7564 (locator_location): New.
7565 (locator_line, locator_file): Rewrite.
7566 * rtl.h (emit_line_note): Kill.
7567 (insn_locators_alloc, insn_locators_finalize,
7568 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7570 * tree-inline.c (initialize_cfun): Do not initialize
7571 ib_boundaries_block.
7572 * passes.c (pass_insn_locators_initialize): Remove.
7574 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7577 * expr.c (reduce_to_bit_field_precision): Handle
7580 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7582 PR tree-optimization/24659
7583 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7584 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7585 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7586 * genopinit.c (optabs): Rename vec_pack_mod_optab
7587 to vec_pack_trunc_optab.
7588 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7589 early for scalar floating point operands for NOP_EXPR.
7590 (vectorizable_type_promotion): Ditto.
7591 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7592 vec_pack_trunc_optab.
7593 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7595 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7596 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7597 Rename from VEC_PACK_MOD_EXPR.
7598 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7599 * expr.c (expand_expr_real_1): Ditto.
7600 * tree-inline.c (estimate_num_insns_1): Ditto.
7601 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7603 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7604 (vec_unpacks_lo_v4sf): Ditto.
7605 (vec_pack_trunc_v2df): Ditto.
7606 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7607 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7608 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7610 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7612 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7614 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7615 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7616 packing of floating point operands.
7617 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7618 represent unpacking of floating point operands.
7619 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7620 [vec_unpacks_hi]: Ditto.
7621 [vec_unpacks_lo]: Ditto.
7623 2007-04-22 Jan Hubicka <jh@suse.cz>
7625 * final.c (rest_of_handle_final): Call
7626 targetm.asm_out.constructor/targetm.asm_out.destructor
7627 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7628 proper priority via decl_*_priority_insert.
7629 * c-common.c (c_expand_body): Likewise.
7631 2007-04-22 Richard Guenther <rguenther@suse.de>
7633 PR tree-optimization/29789
7634 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7635 (rewrite_reciprocal): New helper split out from
7636 determine_invariantness_stmt.
7637 (rewrite_bittest): Likewise.
7638 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7639 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7642 2007-04-22 Revital Eres <eres@il.ibm.com>
7644 * loop-unroll.c (var_to_expand): New field to support also
7645 insns of the form x = something + x.
7646 (analyze_insn_to_expand_var): Use it.
7647 (expand_var_during_unrolling): Likewise.
7649 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7651 * predict.c: Include pointer-set.h.
7652 (bb_predictions): New variable.
7653 (tree_predicted_by_p, tree_predict_edge,
7654 remove_predictions_associated_with_edge): Use bb_predictions map
7655 instead of bb->predictions.
7656 (clear_bb_predictions, assert_is_empty): New functions.
7657 (combine_predictions_for_bb): Use bb_predictions map. Call
7658 clear_bb_predictions.
7659 (tree_estimate_probability): Create and free bb_predictions map.
7660 * Makefile.in (predict.o): Add pointer-set.h dependency.
7661 * basic-block.h (struct basic_block_def): Remove predictions
7663 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7665 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7668 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7671 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7673 * timevar.c (timevar_print): Change reference of --disable-checking to
7674 --enable-checking=release. Also warn if assert checking is disabled.
7676 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7679 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7680 decl as addressable if the compound literal was marked as
7682 Mark the decl as a gimple register if it is a complex or
7683 vector decl and does not live in memory.
7685 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7687 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7688 (GENERIC_NEXT): New function macro.
7689 (PHI_CHAIN): Use phi_node's new chain variable.
7690 (tree_phi_node): Change tree_common to tree_base
7691 and add the chain field.
7692 * tree-phinodes.c (make_phi_node): Don't set
7693 TREE_TYPE on the new node.
7694 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7695 instead of checking GIMPLE_TUPLE_P in chain_next.
7696 * tree-vect-transform.c
7697 (get_initial_def_for_induction): Look at
7698 PHI_RESULT_TREE for the type of the phi node.
7699 (update_vuses_to_preheader): Use PHI_CHAIN
7700 instead of TREE_CHAIN on the phi node.
7701 * tree-ssa-structalias.c (compute_points_to_sets):
7703 (ipa_pta_execute): Likewise.
7705 2007-04-21 Richard Guenther <rguenther@suse.de>
7708 * fold-const.c (fold_unary): Call fold_convert_const on the
7711 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7713 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7714 (store_killed_in_pat): New.
7716 2007-04-20 Richard Henderson <rth@redhat.com>
7719 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7720 TREE_LIST with a void_type_node value, not void_list_node exactly.
7722 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7724 * doc/standards.texi: Re-arrange into language-specific
7725 subsections. Add a C++ section, documenting which standards we
7728 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7730 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7731 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7733 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7735 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7736 ecrti.o and crtbegin.o.
7737 (LIB_DEFAULT_SPEC): Include -lc.
7738 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7740 2007-04-20 Richard Henderson <rth@redhat.com>
7743 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7744 argument; update all callers.
7745 (get_unaligned_offset): New.
7746 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7747 get_unaligned_address, just pass on the address directly.
7748 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7749 the subreg in the helper patterns.
7750 (unaligned_extendqidi_le): Use get_unaligned_offset.
7751 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7752 (unaligned_extendhidi_be): Likewise.
7753 (unaligned_extendhidi): Tidy.
7754 * config/alpha/alpha-protos.h: Update.
7756 2007-04-20 Richard Henderson <rth@redhat.com>
7758 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7759 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7760 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7761 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7762 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7763 (CPP_SPEC): Don't include %(cpp_subtarget).
7764 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7765 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7766 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7768 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7770 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7771 for __builtin_ia32_cmpordss.
7773 PR tree-optimization/31632
7774 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7775 and arg1 for optimizations of comparison against min/max values.
7776 Fold arg0 to arg1's type for optimizations of comparison against
7777 min+1 and max-1 values.
7779 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7781 * reload.c (combine_reloads): When trying to use a dying register,
7782 check whether it's uninitialized and don't use if so.
7784 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7786 * fold-const.c: Remove prototypes for native_encode_expr and
7787 native_interpret_expr.
7788 (native_encode_expr): Make non-static.
7789 (native_interpret_expr): Likewise.
7790 * tree.h: Add prototypes for the above.
7792 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7794 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7795 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7796 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7797 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7798 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7799 Add length attributes.
7801 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7803 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7806 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7807 __STDC_WANT_DEC_FP__.
7809 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7811 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7812 for long double compatibility.
7813 * configure: Regenerate.
7815 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7817 PR rtl-optimization/29841
7818 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7820 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7821 that may cause control flow transfer from being moved.
7823 2007-04-18 Jan Hubicka <jh@suse.cz>
7825 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7828 2007-04-18 Eric Christopher <echristo@apple.com>
7830 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7831 only. Update operands.
7832 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7833 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7834 link register to pic register.
7836 2007-04-18 Dirk Mueller <dmueller@suse.de>
7839 * tree-vrp.c (search_for_addr_array): New.
7840 (check_array_bounds): Suppress warning about
7841 address taken of array refs if its not de-referenced.
7843 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7845 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7846 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7848 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7849 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7850 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7852 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7854 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7856 (vect_analyze_scalar_cycles): Fix indentation.
7857 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7858 (vect_mark_relevant): Include phis in relevance analysis.
7860 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7862 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7864 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7865 output_operand_lossage().
7867 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7869 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7870 the unused code for reduction without adjust-in-epilog to simplify the
7873 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7875 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7876 (S390_TDC_NEGATIVE_ZERO): New constant.
7877 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7878 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7879 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7880 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7881 (S390_TDC_POSITIVE_INFINITY): New constant.
7882 (S390_TDC_NEGATIVE_INFINITY): New constant.
7883 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7884 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7885 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7886 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7887 (S390_TDC_INFINITY): New constant.
7888 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7889 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7890 optimization for UNSPEC_CCZ_TO_INT.
7891 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7892 ("*ccz_to_int"): New insn.
7893 ("isinf<mode>2"): New insn.
7894 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7895 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7896 (UNSPEC_CCZ_TO_INT): New constant.
7898 2007-04-18 Richard Guenther <rguenther@suse.de>
7900 PR tree-optimization/19431
7901 PR tree-optimization/21463
7902 * tree-pass.h (pass_phiprop): Declare.
7903 * passes.c (init_optimization_passes): New phiprop pass.
7904 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7905 (phivn_valid_p): New helper function.
7906 (phiprop_insert_phi): Likewise.
7907 (propagate_with_phi): Likewise.
7908 (tree_ssa_phiprop): New propagator propagating loads
7909 through phi nodes if profitable.
7911 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7913 * tree-vect-analyze.c (process_use): New function.
7914 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7915 Check phis in all bbs.
7916 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7919 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7921 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7924 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7927 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7930 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7932 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7934 (sse_vmmulv4sf3): Likewise.
7935 (sse2_vmaddv2df3): Likewise.
7936 (sse2_vmmulv2df3): Likewise.
7938 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7940 PR rtl-optimization/31360
7941 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7942 (target_reg_cost): New.
7943 (init_set_costs): Initialize target_reg_cost. Add comments
7944 regarding the rationale of the costs.
7945 (global_cost_for_size): Renamed to...
7946 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7947 of register pressure.
7948 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7949 estimate_reg_pressure_cost. Add number of ivs.
7950 (determine_set_costs): Dump target_reg_cost.
7951 * loop-invariant.c (gain_for_invariant): Use
7952 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7953 (best_gain_for_invariant, find_invariants_to_move): Remove
7955 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7956 (target_reg_cost): Declare.
7957 (global_cost_for_size): Declaration removed.
7958 (estimate_reg_pressure_cost): Declare.
7960 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7962 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7963 regnos into even/odd register pairs.
7964 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7965 TDmode similar to the other floating point modes.
7966 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7967 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7969 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7970 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7971 (movdd_hardfloat64): Use TARGET_MFPGPR.
7973 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7975 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7978 2005-01-05 Richard Henderson <rth@redhat.com>
7980 * reload1.c (do_input_reload): Restrict the optimization deleteing
7981 a previous output reload to RELOAD_FOR_INPUT.
7983 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7985 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7986 induc_vec_info_type.
7987 (vectorizable_induction): New function declaration.
7988 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7989 check if already vectorized. Find first place in BB where new stmts
7990 can be inserted. Takes only one argument.
7991 (vectorizable_induction): New function.
7992 (vect_transform_stmt): Add case for induc_vec_info_type to call
7993 vectorizable_induction.
7994 (vect_transform_loop): Consider phis for vectorization.
7995 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7997 (analyze_operations): Call vectorizable_induction when analyzing phis.
7999 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8000 (vect_mark_relevant): Include phis in relevance analysis.
8001 (vect_mark_stmts_to_be_vectorize): Likewise.
8002 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8004 2007-04-16 Lawrence Crowl <crowl@google.com>
8006 * doc/invoke.texi (Debugging Options): Add documentation for the
8007 -femit-struct-debug options -femit-struct-debug-baseonly,
8008 -femit-struct-debug-reduced, and
8009 -femit-struct-debug-detailed[=...].
8011 * c-opts.c (c_common_handle_option): Add
8012 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8013 and OPT_femit_struct_debug_detailed_.
8014 * c.opt: Add specifications for
8015 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8016 and -femit-struct-debug-detailed[=...].
8017 * opts.c (set_struct_debug_option): Parse the
8018 -femit-struct-debug-... options.
8019 * opts.c (matches_main_base, main_input_basename,
8020 main_input_baselength, base_of_path, matches_main_base): Add
8021 variables and functions to compare header base name to compilation
8023 * opts.c (should_emit_struct_debug): Add to determine to emit a
8024 structure based on the option.
8025 (dump_struct_debug) Also disabled function to debug this
8027 * opts.c (handle_options): Save the base name of the
8030 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8031 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8032 This hook indicates if a type is generic. Set it by default
8034 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8035 to determine if a struct type is generic or not.
8036 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8037 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8038 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8041 * flags.h (enum debug_info_usage): Add an enumeration to describe
8042 a program's use of a structure type.
8043 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8044 to indicate the program's usage of the type. Filter structs based
8045 on the -femit-struct-debug-... specification.
8046 (gen_type_die): Split into two routines, gen_type_die and
8047 gen_type_die_with_usage. gen_type_die is now a wrapper
8048 that assumes direct usage.
8049 (gen_type_die_with_usage): Replace calls to gen_type_die
8050 with gen_type_die_with_usage adding the program usage of
8051 the referenced type.
8052 (dwarf2out_imported_module_or_decl): Suppress struct debug
8053 information using should_emit_struct_debug when appropriate.
8055 2007-04-16 Ian Lance Taylor <iant@google.com>
8057 PR tree-optimization/31522
8058 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8059 (vrp_initialize): Allocate vr_phi_edge_counts.
8060 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8061 executable edge. Drop test for all constants.
8062 (vrp_finalize): Free vrp_phi_edge_counts.
8064 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8065 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8067 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8068 predecessors at head rather than tail.
8070 2007-04-16 Matthias Klose <doko@debian.org>
8072 * config/alpha/linux.h (CPP_SPEC): Define.
8073 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8075 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8077 * function.h: Remove sequence_stack extern declaration.
8079 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8081 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8083 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8086 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8088 * config/avr/avr.c (avr_arch_types): Rearranging array.
8089 (enum avr_arch): Add.
8090 (avr_mcu_types): Use avr_arch enumeration constants instead of
8092 * config/avr/avr.h (LINK_SPEC): Simplify.
8094 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8096 * config/m68k/m68k.c (m68k_libcall_value,
8097 m68k_function_value): Use macros for register names more.
8099 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8101 (M68K_REGNAME): Use A6_REG.
8102 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8104 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8107 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8108 'pending_read_list_length' and 'pending_write_list_length'. Update
8110 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8111 to handle two length counters instead of one. Update all uses.
8112 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8113 two length counters instead of one.
8114 * sched-rgn.c (propagate_deps): Update to handle two length counters
8117 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8120 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8121 copy of source, pass it to ix86_expand_vector_set and return
8124 2007-04-16 David Ung <davidu@mips.com>
8125 Joseph Myers <joseph@codesourcery.com>
8127 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8128 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8129 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8130 Add 74K processor information.
8131 * config/mips/mips.md: Include 74k.md.
8132 (cpu): Add 74kc,74kf,74kx.
8133 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8134 * config/mips/74k.md: New.
8135 * doc/invoke.texi (MIPS Options): Document 74K support.
8137 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8139 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8140 vectorizable_* functions.
8141 * tree-vect-transform.c (vectorizable_call): Add check for
8142 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8143 (vectorizable_store): likewise.
8144 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8146 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8147 (vectorizable_type_promotion, vectorizable_load): Likewise.
8148 (vectorizable_live_operation, vectorizable_condition): Likewise.
8149 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8151 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8153 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8155 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8156 register numbers more.
8157 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8158 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8159 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8160 FUNCTION_VALUE_REGNO_P): Likewise.
8161 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8162 STATIC_CHAIN_REGNUM): Likewise.
8163 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8164 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8165 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8166 * config/m68k/m68k.md (FP_REG): New.
8168 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8170 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8173 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8175 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8176 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8179 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8181 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8184 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8187 * c-decl.c (finish_decl): Grab the type of the decl after the call
8188 to store_init_value.
8190 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8192 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8194 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8197 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8198 dominators, post dominators and cleanup cfg before returning.
8200 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8202 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8203 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8205 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8207 * config.gcc: Recognize fido.
8208 * config/m68k/m68k-devices.def (fidoa): New.
8209 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8211 (FL_FIDOA, TARGET_FIDOA): New.
8212 * config/m68k/m68k.opt (mfidoa): New.
8214 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8217 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8218 when a personality function is used.
8220 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8222 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8224 2007-04-13 Mike Stump <mrs@apple.com>
8226 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8228 * config/darwin.opt (fapple-kext): Make C++ only.
8229 * config/darwin.c (darwin_override_options): Remove code to ensure
8230 -fapple-kext is given for C++ only.
8232 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8234 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8235 * config/mips/mips.c (override_options): Call
8236 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8238 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8240 * config/i386/i386.opt (msvr3-shlib): Removed.
8242 * doc/invoke.texi: Remove -msvr3-shlib.
8244 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8246 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8247 with "popcnt" instruction.
8249 2007-04-13 Richard Guenther <rguenther@suse.de>
8251 PR tree-optimization/21258
8252 * tree-vrp.c (compare_case_labels): New helper.
8253 (find_switch_asserts): New function.
8254 (find_assert_locations): Call it for SWITCH_EXPRs.
8256 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8258 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8259 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8260 check is now implied in X87_FLOAT_MODE_P.
8261 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8262 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8263 (fix_trunc<mode>_i386_fisttp): Ditto.
8264 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8265 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8266 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8267 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8268 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8269 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8270 (unnamed_splitters): Ditto.
8271 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8272 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8273 FIRST_SSE_REG for local functions when SSE math is enabled or
8274 for functions with sseregparm attribute.
8275 (standard_80387_constant_p): Return -1 if mode is not
8277 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8278 (ix86_expand_compare): Ditto.
8279 (ix86_expand_carry_flag_compare): Ditto.
8280 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8281 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8282 DECIMAL_FLOAT_MODE_P.
8283 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8284 of SCALAR_FLOAT_MODE_P.
8285 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8286 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8287 checks before FLOAT_MODE_P.
8288 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8289 before FLOAT_MODE_P.
8294 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8296 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8297 Charles Wilson <libtool@cwilson.fastmail.fm>
8299 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8300 (libgcc.mvars): Don't depend on them.
8301 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8302 * exec-tool.in: New.
8304 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8306 * doc/invoke.text (--help): Document --help=common.
8308 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8310 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8312 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8314 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8315 * genemit.c (main): Emit #include "integrate.h".
8316 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8317 (LOADGP_RTP): New mips_loadgp_style.
8318 * config/mips/mips.h: Include config/vxworks-dummy.h.
8319 (TARGET_RTP_PIC): New macro.
8320 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8321 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8322 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8324 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8325 -mvxworks-pic when using -mrtp and a PIC option.
8326 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8328 (mips_symbolic_constant_p, mips_symbolic_address_p)
8329 (mips_symbol_insns): Handle SYMBOL_HALF.
8330 (override_options): Warn about -G and -mrtp being used together.
8331 Initialize mips_lo_relocs[SYMBOL_HALF].
8332 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8333 (mips_emit_loadgp): Handle LOADGP_RTP.
8334 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8335 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8336 (tablejump): Handle function-relative case table entries if
8338 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8340 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8342 * config/mips/mips.md (load_call<mode>): Allow any general register.
8344 (sibcall_value_internal, sibcall_value_multiple_internal)
8345 (call_value_internal, call_value_split, call_value_multiple_internal)
8346 (call_value_multiple_split): Remove constraints from operand 0.
8348 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8350 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8351 rather than loadgp_noshared.
8352 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8353 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8355 * config/mips/mips.md (loadgp): Rename to...
8356 (loadgp_newabi): ...this.
8357 (loadgp_noshared): Rename to...
8358 (loadgp_absolute): ...this.
8360 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8362 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8363 false for locally-binding symbols.
8364 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8366 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8368 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8369 (SYMBOL_GOT_PAGE_OFST): ...this.
8370 (SYMBOL_GOT_GLOBAL): Rename to...
8371 (SYMBOL_GOT_DISP): ...this.
8372 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8373 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8374 * config/mips/mips.c (mips_global_symbol_p): New function.
8375 (mips_symbol_binds_local_p): Likewise.
8376 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8377 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8378 mips_global_symbol_p and mips_symbol_binds_local_p.
8379 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8380 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8381 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8383 (mips_ok_for_lazy_binding_p): New function.
8384 (mips_load_call_address, mips_expand_call): Use it.
8385 (mips_dangerous_for_la25_p): Likewise.
8386 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8387 (*got_disp<mode>): Use got_disp_operand instead of
8388 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8389 SYMBOL_GOTOFF_GLOBAL.
8390 (*got_page<mode>): Use got_page_ofst_operand instead of
8392 * config/mips/predicates.md (const_call_insn_operand): Use
8393 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8394 (global_got_operand): Rename to...
8395 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8397 (local_got_operand): Rename to...
8398 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8399 of SYMBOL_GOT_LOCAL.
8401 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8403 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8404 TARGET_CALL_CLOBBERED_GP.
8405 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8406 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8407 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8408 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8409 of TARGET_ABICALLS && !TARGET_NEWABI.
8410 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8411 * config/mips/mips.c (mips_load_call_address): Check
8412 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8413 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8414 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8415 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8416 TARGET_ABICALLS && TARGET_NEWABI.
8417 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8419 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8420 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8421 TARGET_ABICALLS && TARGET_NEWABI.
8422 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8423 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8424 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8425 whether indirect calls must use $25.
8426 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8428 * config/mips/mips.md (jal_macro): Check flag_pic and
8429 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8430 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8431 instead of TARGET_ABICALLS.
8432 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8433 TARGET_ABICALLS && TARGET_OLDABI.
8434 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8435 (sibcall): In the comment above the define_insn, mention
8436 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8437 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8438 instead of TARGET_ABICALLS.
8440 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8442 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8443 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8444 (MACFLAGS_MATCH_P): New macro.
8445 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8446 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8447 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8448 the other MACFLAG constants.
8449 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8450 (flag_machi): Tighten constraints. Renumber some of the operands.
8451 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8453 (flag_machi_parts_acconly): New pattern.
8454 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8456 (flag_macinit1hi): Tighten constraints.
8457 (flag_mul_macv2hi_parts_acconly): New pattern.
8459 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8460 Use a more efficient implementation.
8461 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8462 inline sequences when not optimizing for size.
8464 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8465 movhi_high2low): Delete, merge functionality into...
8466 (packv2hi): ... this pattern.
8468 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8469 * config/bfin/bfin.opt (msim): New option.
8470 (mcpu=): New option.
8471 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8472 (bfin_cpu_t): Typedef of enum bfin_cpu.
8473 (bfin_cpu_type): New declaration.
8474 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8475 -msim and -mcpu= options.
8476 (LIB_SPEC): Likewise.
8477 * config/bfin/bfin.c (bfin_cpu_type): Define.
8478 (bfin_handle_option): Handle -mcpu= option.
8479 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8480 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8481 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8483 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8485 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8486 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8487 (powerpc-wrs-vxworksae): Use ${tm_file}.
8488 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8489 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8490 * config/i386/vx-common.h: New file.
8492 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8494 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8497 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8499 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8502 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8506 * c-common.c (c_build_qualified_type): Set canonical type
8509 2007-04-12 Richard Guenther <rguenther@suse.de>
8511 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8512 lower bound and element size if lower bound is not zero
8513 or either of the ARRAY_REF operands is set.
8515 2007-04-12 Richard Guenther <rguenther@suse.de>
8517 PR tree-optimization/24689
8518 PR tree-optimization/31307
8519 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8521 * gimplify.c (canonicalize_addr_expr): To be consistent with
8522 gimplify_compound_lval only set operands two and three of
8523 ARRAY_REFs if they are not gimple_min_invariant. This makes
8524 it never at this place.
8525 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8527 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8529 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8530 null before emitting a .nsubspa directive.
8532 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8534 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8535 need_to_partition_p if there are no memory statements in the
8538 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8540 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8541 (gcd_of_steps_may_divide_p): New function.
8542 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8544 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8546 * reload.c (find_reloads_toplev, find_reloads_address,
8547 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8548 not a pointer equality test, to decide if we need to call
8549 push_reg_equiv_alt_mem.
8551 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8553 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8554 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8556 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8558 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8560 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8561 vector to be positive.
8563 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8567 * doc/invoke.texi: Document --params max-aliased-vops and
8569 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8570 debug_memory_partitions): Move to tree-flow.h
8571 * params.h (AVG_ALIASED_VOPS): Define.
8572 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8574 (mp_info_t): Likewise.
8575 (get_mem_sym_stats_for): New.
8576 (set_memory_partition): Move from tree-flow-inline.h.
8577 (mark_non_addressable): Only clear the set of symbols for the
8578 partition if it exists.
8579 (dump_memory_partitions): Move from tree-ssa-operands.c
8580 (debug_memory_partitions): Likewise.
8581 (need_to_partition_p): New.
8582 (dump_mem_ref_stats): New.
8583 (debug_mem_ref_stats): New.
8584 (dump_mem_sym_stats): New.
8585 (debug_mem_sym_stats): New.
8586 (update_mem_sym_stats_from_stmt): New.
8587 (compare_mp_info_entries): New.
8588 (mp_info_cmp): Call it.
8589 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8591 (get_mpt_for): Move from tree-ssa-operands.c.
8592 (find_partition_for): New.
8593 (create_partition_for): Remove.
8594 (estimate_vop_reduction): New.
8595 (update_reference_counts): New.
8596 (build_mp_info): New.
8597 (compute_memory_partitions): Refactor.
8598 Document new heuristic.
8599 Call build_mp_info, update_reference_counts,
8600 find_partition_for and estimate_vop_reduction.
8601 (compute_may_aliases): Populate virtual operands before
8602 calling debugging dumps.
8603 (delete_mem_sym_stats): New.
8604 (delete_mem_ref_stats): New.
8605 (init_mem_ref_stats): New.
8606 (init_alias_info): Call it.
8607 (maybe_create_global_var): Remove alias_info argument.
8608 Get number of call sites and number of pure/const call sites
8609 from gimple_mem_ref_stats().
8610 (dump_alias_info): Call dump_memory_partitions first.
8611 (dump_points_to_info_for): Show how many times a pointer has
8613 * opts.c (decode_options): For -O2 set --param
8614 max-aliased-vops to 500.
8615 For -O3 set --param max-aliased-vops to 1000 and --param
8616 avg-aliased-vops to 3.
8617 * fortran/options.c (gfc_init_options): Remove assignment to
8619 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8620 * tree-dfa.c (dump_variable): Dump memory reference
8622 Dump NO_ALIAS* settings.
8623 (referenced_var_lookup): Tidy.
8624 (mem_sym_stats): New.
8625 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8626 and ORIG are different SSA names for a memory partition.
8627 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8628 * tree-flow.h (struct mem_sym_stats_d): Define.
8629 (mem_sym_stats_t): Define.
8630 (struct mem_ref_stats_d): Define.
8631 (struct gimple_df): Add field mem_ref_stats.
8632 (enum noalias_state): Define.
8633 (struct var_ann_d): Add bitfield noalias_state.
8634 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8635 debug_mem_ref_stats, debug_memory_partitions,
8636 debug_mem_sym_stats): Declare.
8637 * tree-ssa-structalias.c (update_alias_info): Update call
8638 sites, pure/const call sites and asm sites in structure
8639 returned by gimple_mem_ref_stats.
8640 Remove local variable IS_POTENTIAL_DEREF.
8641 Increase NUM_DEREFS if the memory expression is a potential
8643 Call update_mem_sym_stats_from_stmt.
8644 If the memory references memory, call
8645 update_mem_sym_stats_from_stmt for all the direct memory
8646 symbol references found.
8647 (intra_create_variable_infos): Set noalias_state field for
8648 pointer arguments according to the value of
8649 flag_argument_noalias.
8650 * tree-ssa-structalias.h (struct alias_info): Remove fields
8651 num_calls_found and num_pure_const_calls_found.
8652 (update_mem_sym_stats_from_stmt): Declare.
8653 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8654 Set default value to 100.
8655 (PARAM_AVG_ALIASED_VOPS): Define.
8657 2007-04-11 Richard Guenther <rguenther@suse.de>
8660 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8661 a * -b + c as c - a * b if we honor sign dependent rounding.
8663 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8665 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8667 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8668 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8670 (initialize_trampoline): Don't use old-style function definition.
8671 (bfin_secondary_reload): Mark IN_P argument as unused.
8673 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8675 PR tree-optimization/31343
8676 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8677 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8678 * testsuite/gcc.dg/vect/pr31343.c: New.
8680 2007-04-10 Eric Christopher <echristo@apple.com>
8682 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8683 * config/i386/i386.md (*cmpfp0): Use.
8684 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8685 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8686 (fix_trunc<mode>_i386_fisttp): Ditto.
8687 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8688 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8689 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8690 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8691 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8692 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8693 (unnamed_splitters): Ditto.
8694 * config/i386/i386.c (output_fix_trunc): Assert that
8695 we're not being passed a TFmode operand.
8697 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8699 PR tree-optimization/31526
8700 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8701 n_basic_blocks to find newly added blocks.
8703 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8705 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8707 (fix_trunc<mode>si_sse): Ditto.
8708 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8709 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8710 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8711 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8712 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8713 expander using SSEMODEF mode macro.
8714 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8715 expander using SSEMODEF mode macro.
8716 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8717 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8718 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8719 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8720 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8721 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8722 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8723 Macroize insn using X87MODEF mode macro.
8725 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8727 * config/i386/sse.md (sse2_pinsrw): Removed.
8728 (sse2_pextrw): Renamed to ...
8729 (*sse2_pextrw): This.
8731 2007-04-09 Jan Hubicka <jh@suse.cz>
8734 * config/i386/sse.md
8735 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8736 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8737 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8738 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8740 2007-04-09 Jan Hubicka <jh@suse.cz>
8742 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8743 multiple fields of union.
8745 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8747 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8748 (create_preheaders): Check that loops are available.
8749 (fix_loop_structure): Clean up, improve comments.
8750 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8751 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8753 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8754 * predict.c (tree_estimate_probability): Do not call
8755 calculate_dominance_info. Call create_preheaders.
8756 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8757 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8759 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8760 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8761 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8762 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8765 2007-04-08 Jan Hubicka <jh@suse.cz>
8767 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8768 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8769 * fold-const.c (fold_unary): Use it.
8771 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8773 * varasm.c (assemble_variable): Remove call to
8774 lang_hooks.decls.prepare_assemble_variable.
8775 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8776 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8777 * langhooks.h (lang_hooks_for_decls): Remove
8778 prepare_assemble_variable.
8780 2007-04-08 Mike Stump <mrs@apple.com>
8782 * config/i386/i386.c: Use inc/dec on Core2.
8784 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8786 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8787 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8788 lhd_tree_inlining_end_inlining): Remove.
8789 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8790 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8792 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8793 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8794 lhd_tree_inlining_end_inlining): Remove prototypes.
8795 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8796 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8797 LANG_HOOKS_TREE_INLINING_START_INLINING,
8798 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8800 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8803 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8806 * config/avr/predicates.md (io_address_operand): Delete predicate.
8807 (low_io_address_operand): Don't use 'mode' argument.
8808 (higth_io_address_operand): Rename ...
8809 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8810 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8813 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8815 Revert change removing staticp.
8817 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8820 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8823 2007-04-07 Bruce Korb <bkorb@gnu.org>
8825 * c.opt: Add -Wformat-contains-nul.
8826 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8828 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8829 the NUL byte warning.
8831 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8833 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8835 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8837 * tree.c (staticp): No longer use staticp langhook.
8838 * langhooks.c (lhd_staticp): Removed.
8839 * langhooks.h (struct lang_hooks): Remove staticp.
8840 * c-common.c (c_staticp): Remove.
8841 * c-common.h (c_staticp): Ditto.
8842 * langhooks-defs.h (lhd_staticp): Ditto.
8843 (LHD_HOOKS_STATICP): Ditto
8844 * tree.h (gcc_assert_lowered): New macro.
8846 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8848 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8849 argument "reliable".
8850 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8851 Add argument "reliable". Propagate it through calls.
8852 (infer_loop_bounds_from_undefined): Derive number of iterations
8853 estimates from references in blocks that do not dominate loop latch.
8854 (gcov_type_to_double_int): New function.
8855 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8856 and expected_loop_iterations_unbounded.
8857 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8858 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8859 * tree-data-ref.c (estimated_loop_iterations): Export.
8860 (get_references_in_stmt): Fix -- do not return addresses of local
8862 * cfgloop.h (expected_loop_iterations_unbounded,
8863 estimated_loop_iterations): Declare.
8865 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8867 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8869 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8871 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8872 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8873 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8874 Use output_387_reg_move().
8875 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8876 expander using X87MODEF12 mode macro.
8877 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8878 choosing register preferences. Use output_387_reg_move().
8879 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8880 instead of "x". Use output_387_reg_move().
8881 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8882 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8883 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8884 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8885 Use output_387_reg_move().
8886 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8888 (*truncxf?f_i387 splitter): Ditto.
8890 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8892 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8893 LANG_HOOKS_SAFE_FROM_P.
8894 * expr.c (safe_from_p): Remove langhook call.
8895 * langhooks.h (lang_hooks): Remove safe_from_p.
8896 (lhd_safe_from_p): Remove prototype.
8897 * langhooks.c (lhd_safe_from_p): Remove.
8899 2007-04-06 Jan Hubicka <jh@suse.cz>
8901 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8904 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8906 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8907 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8908 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8909 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8911 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8912 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8914 2007-04-05 Richard Henderson <rth@redhat.com>
8916 * config/alpha/alpha.c (print_operand) [+]: Remove.
8917 (alpha_end_function): Print nop if call at end of function.
8918 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8919 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8920 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8921 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8922 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8923 the call pattern. Update peepholes to match.
8925 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8927 * doc/extend.texi (Other Builtins): Add decimal float variants
8929 * builtins.def: Ditto.
8930 * builtins.c (expand_builtin): Ditto.
8932 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8933 H.J. Lu <hongjiu.lu@intel.com>
8936 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8937 of V8HImode when calling ix86_binary_operator_ok.
8938 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8939 (sdot_prodv8hi): Operands 1 and 2 must be register.
8941 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8943 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8944 initialize align to silence bogus warning.
8946 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8949 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8951 (struct sra_walk_fns): Remove use_all parameter from use.
8952 (sra_hash_tree): Handle BIT_FIELD_REFs.
8953 (sra_elt_hash): Don't hash bitfld blocks.
8954 (sra_elt_eq): Skip them in parent compares as well. Handle
8956 (sra_walk_expr): Don't maintain or pass down use_all_p.
8957 (scan_use): Remove use_all parameter.
8958 (scalarize_use): Likewise. Re-expand assignment to
8959 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8960 output, and re-scalarize after output. Don't mark anything
8962 (scalarize_ldst): Adjust.
8963 (scalarize_walk_gimple_modify_statement): Likewise.
8964 (build_element_name_1): Handle BIT_FIELD_REFs.
8965 (instantiate_element): Don't warn for any element whose parent
8967 (instantiate_missing_elements_1): Return the sra_elt.
8968 (canon_type_for_field): New.
8969 (try_instantiate_multiple_fields): New.
8970 (instantiate_missing_elemnts): Use them.
8971 (mark_no_warning): Removed.
8972 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8973 (REPLDUP, sra_build_elt_assignment): New.
8974 (generate_copy_inout): Use them.
8975 (generate_element_copy): Likewise. Handle bitfld differences.
8976 (generate_element_zero): Don't recurse for blocks. Use
8977 sra_build_elt_assignment.
8978 (generate_one_element_int): Take elt instead of var. Use
8979 sra_build_elt_assignment.
8980 (generate_element_init_1): Adjust.
8981 (scalarize_use, scalarize_copy): Use REPLDUP.
8982 (scalarize_ldst): Move assert before dereference.
8983 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8985 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8987 * regmove.c: Fix unused variable warnings due to previous commit.
8989 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8991 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8992 (regmove_bb_head): Remove.
8993 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8994 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8995 problems with fixup_match_1.
8996 Don't initialize/free regmove_bb_head.
8998 (reg_is_remote_constant_p): If an insn is in the same basic block
8999 but not before INSN, consider it remote, too.
9001 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9004 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9005 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9007 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9009 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9010 (CONDITIONAL_REGISTER_USAGE): Likewise.
9012 2007-04-04 Richard Henderson <rth@redhat.com>
9014 * config/alpha/lib1funcs.asm: Remove unused file.
9016 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9019 * opts.c (print_specific_help): Fix --help=<language>
9021 (common_handle_option): Support --help=common.
9023 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9026 * gcc.c (main): Do not run the linker if
9027 print_subprocess_help indicates that it shouldn't be
9030 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9033 * doc/invoke.texi (--help=): Document <languages> value, fix
9034 formatting in tables of values.
9036 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9038 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9039 dllimport attribute of virtual methods.
9041 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9043 * config/score/crti.asm: Change _bss_start to __bss_start.
9044 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9045 (OUTGOING_REG_PARM_STACK_SPACE) update.
9046 * config/score/score.opt: add options to make backend support
9047 score5, score5u, score7 and score7d.
9048 * config/score/score.md: Likewise.
9049 * config/score/misc.md: Likewise.
9050 * config/score/mac.md: Likewise.
9051 * doc/invoke.texi: Likewise.
9052 * doc/md.texi: update constraints define.
9054 2007-04-03 Richard Henderson <rth@redhat.com>
9056 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9057 an appropriate type, use the mode instead.
9059 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9061 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9062 Set the default --with-arch setting to mips2.
9063 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9064 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9065 (MULTILIB_OSDIRNAMES): Delete.
9066 (MULTILIB_DIRNAMES): Define.
9067 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9068 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9069 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9070 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9071 VXWORKS_OS_CPP_BUILTINS.
9072 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9073 (MIPS_DEBUGGING_INFO): Undefine.
9074 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9076 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9079 * fold-const.c (native_encode_real): Encode real.c provided longs
9080 as a series of 32-bit native integers.
9081 (native_interpret_real): Interpret buffer as a series of 32-bit
9084 2007-04-03 Richard Guenther <rguenther@suse.de>
9086 * genpreds.c (write_insn_constraint_len): Write function
9087 optimized for CONSTRAINT_LEN implementation.
9088 (write_tm_preds_h): Output insn_constraint_len inline and
9089 use it for CONSTRAINT_LEN.
9090 (write_insn_preds_c): Don't output insn_constraint_len.
9091 * doc/md.texi (define_register_constraint): Document multi-letter
9092 constraints shall have the same length if they start with the same
9095 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9098 * config/i386/i386.md (isinf<mode>2): Expand only when
9099 TARGET_C99_FUNCTIONS is set.
9101 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9103 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9104 (x86_64-*-linux*): Ditto.
9105 * config/i386/i386.opt (mpc): New option.
9106 * config/i386/i386.c (overrride_options): Handle
9107 ix87_precision_string.
9108 * config/i386/crtprec.c: New file.
9109 * config/i386/t-crtpc: Ditto.
9110 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9112 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9113 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9114 crtprec32.o, crtprec64.o and crtprec80.o.
9116 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9118 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9120 2007-04-02 Eric Christopher <echristo@apple.com>
9122 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9123 limitations on darwin.
9125 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9128 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9130 2007-04-02 Dave Korn <dave.korn@artimi.com>
9132 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9134 2007-04-02 Dave Korn <dave.korn@artimi.com>
9136 * libgcc2.h (exception_descriptor): Don't forward-declare.
9137 (__get_eh_table_language, __get_eh_table_version): Delete
9138 prototypes of long-dead functions.
9140 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9142 * ebitmap.h: New file
9143 * ebitmap.c: New file
9144 * Makefile.in (ebitmap.o): New target.
9146 2007-04-01 Jan Hubicka <jh@suse.cz>
9148 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9149 before very first instruction.
9151 2007-04-01 Jan Hubicka <jh@suse.cz>
9153 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9154 waring on 64bit hosts.
9155 * bitmap.h: Fix typo in bitmap_head_def.
9157 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9159 PR rtl-optimization/31391
9160 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9161 into a DELETED_LABEL note, and the label is in an empty basic
9162 block, update BB_END as well as BB_HEAD.
9164 2007-04-01 Richard Henderson <rth@redhat.com>
9166 PR tree-optimization/31169
9167 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9168 to varying if the range is outside [0, prec-1].
9170 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9173 * config/mips/mips.md (load_const_gp): New insn.
9174 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9175 the MIPS16 GP pseudo register if no_new_pseudos.
9176 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9178 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9181 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9183 (call_value): Likewise.
9185 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9186 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9189 * doc/invoke.texi: (optimization options): Reword description
9190 of -ffast-math. Document its primary purpose.
9192 2007-03-31 Richard Guenther <rguenther@suse.de>
9194 * omp-low.c (splay-tree.h): Include.
9195 (lookup_decl): Replace splay-tree usage by pointer-map.
9196 (maybe_lookup_decl): Likewise.
9197 (new_omp_context): Likewise.
9198 (delete_omp_context): Likewise.
9199 * gimplify.c (splay-tree.h): Include.
9200 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9202 (remap_ssa_name): Likewise.
9203 (remap_decl): Likewise.
9204 (remap_type_1): Likewise.
9205 (remap_type): Likewise.
9206 (copy_body_r): Likewise.
9207 (expand_call_inline): Likewise.
9208 (clone_body): Likewise.
9209 (copy_tree_r): Likewise.
9210 (remap_save_expr): Likewise.
9211 (unsave_r): Likewise.
9212 (unsave_expr_now): Likewise.
9213 (tree_function_versioning): Likewise.
9214 (build_duplicate_type): Likewise.
9215 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9216 (struct copy_body_data): Replace splay-tree by pointer-map.
9217 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9218 not $(SPLAY_TREE_H).
9219 (gimplify.o): Depend on $(SPLAY_TREE_H).
9220 (omp-low.p): Likewise.
9222 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9224 * config/avr/predicates.md (even_register_operand,
9225 odd_register_operand): New predicates.
9226 * config/avr/avr.md (movw peephole2): New.
9227 (movw_r peephole2): New.
9229 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9231 * tree.h (get_signed_or_unsigned_type): New.
9232 * fold-const.c (operand_equal_for_comparison_p): Use
9233 get_signed_or_unsigned_type instead of
9234 lang_hooks.types.signed_or_unsigned_type.
9235 * expr.c (store_expr): Ditto.
9236 * langhooks.c (get_signed_or_unsigned_type): New.
9237 (lhd_signed_or_unsigned_type): New.
9238 * langhooks.h (lhd_signed_or_unsigned_type): New.
9239 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9241 2007-03-30 Richard Henderson <rth@redhat.com>
9243 * tree-ssa-loop-ivopts.c: Include target.h.
9244 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9245 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9246 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9247 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9249 2007-03-30 Richard Henderson <rth@redhat.com>
9250 Kai Tietz <kai.tietz@onevision.com>
9252 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9254 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9255 (TARGET_64BIT_MS_ABI): New.
9256 (DBX_REGISTER_NUMBER): Handle 64-bit.
9257 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9258 (LONG_TYPE_SIZE): Force to 32.
9259 (REG_PARM_STACK_SPACE): New.
9260 (OUTGOING_REG_PARM_STACK_SPACE): New.
9261 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9262 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9263 (STACK_BOUNDARY): Use 128 for 64-bit.
9264 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9265 Add 64-bit implementation.
9266 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9268 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9269 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9270 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9271 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9272 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9273 TARGET_64BIT_MS_ABI.
9274 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9275 (ix86_pass_by_reference): Likewise.
9276 (ix86_function_value_regno_p): Likewise.
9277 (ix86_build_builtin_va_list): Likewise.
9278 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9279 (function_arg_advance_ms_64): New.
9280 (function_arg_advance): Call it.
9281 (function_arg_ms_64): New.
9282 (function_arg): Call it.
9283 (function_value_ms_64): New.
9284 (ix86_function_value_1): Call it.
9285 (return_in_memory_ms_64): New.
9286 (ix86_return_in_memory): Call it.
9287 (setup_incoming_varargs_ms_64): New.
9288 (ix86_setup_incoming_varargs): Call it.
9289 (ix86_expand_prologue): Handle 64-bit stack probing.
9290 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9291 (output_pic_addr_const): Likewise.
9292 (x86_this_parameter): Likewise.
9293 (x86_output_mi_thunk): Likewise.
9294 (x86_function_profiler): Likewise.
9295 (TARGET_STRICT_ARGUMENT_NAMING): New.
9296 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9297 (TARGET_64BIT_MS_ABI): New.
9298 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9299 * config/i386/i386.md (allocate_stack_worker): Remove.
9300 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9301 describe the clobber of eax without a match_scratch.
9302 (allocate_stack_worker_postreload): Remove.
9303 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9304 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9305 (allocate_stack_worker_rex64_postreload): Remove.
9306 (allocate_stack): Handle 64-bit.
9307 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9308 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9309 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9310 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9311 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9312 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9313 * config.build (x86_64-*-mingw*): New host.
9314 * config.host (x86_64-*-mingw*): New host.
9315 * config.gcc (x86_64-*-mingw*): New target.
9316 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9318 2007-03-30 Richard Henderson <rth@redhat.com>
9319 Kai Tietz <kai.tietz@onevision.com>
9321 * c-pragma.c (struct def_pragma_macro_value): New.
9322 (struct def_pragma_macro): New.
9323 (pushed_macro_table): New.
9324 (dpm_hash, dpm_eq): New.
9325 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9326 (init_pragma): Install them.
9327 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9329 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9331 * config/avr/avr.c (avr_override_options): Clear
9332 'flag_delete_null_pointer_checks'.
9334 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9337 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9338 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9339 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9340 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9341 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9342 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9343 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9345 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9347 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9349 * regmove.c: Move all of pass_stack_adjustments from here...
9350 * combine-stack-adj.c: ...to this new file.
9351 * Makefile.in: Add rules for combine-stack-adj.o.
9353 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9355 PR tree-optimization/31383
9356 * tree-data-ref.c (affine_function_equal_p): Do not require the
9357 vectors to have the same length.
9359 2007-03-30 Jan Hubicka <jh@suse.cz>
9362 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9363 availablility; add more sanity checking; ask varpool only about
9366 2007-03-29 Richard Henderson <rth@redhat.com>
9368 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9369 to decide, but __SIZEOF_LONG_LONG__.
9371 2007-03-29 Richard Henderson <rth@redhat.com>
9373 * emutls.c (struct __emutls_array): New.
9374 (emutls_destroy): Use it instead of casting element 0 from void*.
9375 (__emutls_get_address): Likewise.
9377 2007-03-29 Richard Henderson <rth@redhat.com>
9379 * varasm.c (initializer_constant_valid_p): Don't deny
9380 DECL_DLLIMPORT_P on functions.
9382 * config/i386/cygming.h: Remove function declarations.
9383 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9384 (ASM_OUTPUT_LABELREF): Remove.
9385 (COMMON_ASM_OP): Remove.
9386 (ASM_OUTPUT_COMMON): Remove.
9387 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9388 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9389 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9390 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9391 Rename from TARGET_ENCODE_SECTION_INFO.
9392 * config/i386/netware.h: Likewise.
9393 * config/i386/i386-protos.h: Update.
9394 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9395 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9396 (legitimate_constant_p): Reject dllimports.
9397 (dllimport_map, get_dllimport_decl): New.
9398 (legitimize_dllimport_symbol): New.
9399 (legitimize_address, ix86_expand_move): Use it.
9400 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9401 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9402 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9403 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9404 * config/i386/predicates.md (constant_call_address_operand): Only
9405 accept symbols; reject dllimport_p symbols.
9406 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9407 i386_pe_maybe_record_exported_symbol.
9408 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9409 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9410 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9411 trust the setting of DECL_DLLIMPORT_P.
9412 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9413 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9414 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9415 tidy the argument scanning loop.
9416 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9417 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9418 (i386_pe_strip_name_encoding): Remove.
9419 (i386_pe_binds_local_p): New.
9420 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9421 (i386_pe_output_labelref): Remove.
9422 (i386_pe_asm_output_aligned_decl_common): New.
9423 (i386_pe_maybe_record_exported_symbol): Rename from
9424 i386_pe_record_exported_symbol; check for dllexported symbols.
9426 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9428 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9429 add comment explaining why vsnprintf cannot be used.
9431 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9433 PR tree-optimization/30666
9434 * tree.c (build_complex_type): When creating type names for DWARF2
9435 debug info, create TYPE_DECLs for TYPE_NAME instead of
9437 (build_common_tree_nodes_2): Use build_complex_type when building
9438 predefined complex types, to preserve canonical types.
9440 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9442 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9443 (noce_get_alt_condition): Look at it to determine whether to
9444 reverse the condition or not.
9445 (noce_get_condition): Substitute the truth for lies.
9446 (noce_find_if_block): Set the then_else_reversed field.
9448 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9450 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9451 destination of this insn.
9452 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9453 than calling gen_rtx_SET directly. Use r0 to hold the value of
9454 'address + 4' rather than a stack based temporary which can be
9457 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9459 * config/s390/s390.c (s390_secondary_input_reload_class,
9460 s390_secondary_output_reload_class): Functions removed.
9461 (s390_secondary_reload): New function.
9462 (TARGET_SECONDARY_RELOAD): Target macro defined.
9463 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9464 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9465 * config/s390/s390.md ("reload_outti", "reload_outdi",
9466 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9467 "reload_out<mode>"): Expanders removed.
9468 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9469 "reload<mode>_nonoffmem_out"): Expanders added.
9471 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9473 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9474 action if SRC->DEST replacement failed anyway.
9476 2007-03-28 Mike Stump <mrs@apple.com>
9478 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9479 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9480 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9482 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9484 * config.gcc: Accept barcelona as a variant of amdfam10.
9485 * config/i386/i386.c (override_options): Likewise.
9486 * doc/invoke.texi: Likewise.
9488 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9490 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9491 offsets for BIT_FIELD_REF and COMPONENT_REF.
9493 2007-03-28 Richard Guenther <rguenther@suse.de>
9495 * tree.c (is_global_var): Move ...
9496 * tree-flow-inline.h (is_global_var): ... here.
9497 * tree.h (is_global_var): Remove declaration.
9499 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9501 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9503 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9504 * config/i386/i386.c (ix86_tune_features): Initialize new
9506 * config/i386/predicates.md (promotable_binary_operator): Use
9507 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9509 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9512 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9514 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9516 * config/fr30/fr30.md (movsi_internal): Change destination
9517 constraint from m to V and add m to the end.
9519 2007-03-28 Christian Bruel <christian.bruel@st.com>
9521 * config/sh/sh.md (movsi_i): Fix type attribute.
9523 2007-03-28 Christian Bruel <christian.bruel@st.com>
9525 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9526 (movsf_ie): Likewise.
9528 2007-03-28 Christian Bruel <christian.bruel@st.com>
9530 * config.gcc: Add sh4-300 to multilib.
9531 * config/sh/t-mlib-sh4-300: New file.
9533 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9535 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9536 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9538 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9539 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9540 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9541 "fixuns_trunctddi2"): Whitespace fix.
9543 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9545 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9546 the definition of struct sh_args.
9547 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9548 CALL_COOKIE_INT_REG_GET): Likewise.
9550 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9552 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9553 transformations are applied successfully.
9555 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9557 * tree.c (tree_contains_struct): Permit 512 tree codes.
9558 * tree.h (tree_contains_struct): Ditto.
9559 (MAX_TREE_CODES): Ditto.
9560 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9561 SPARE member to store remaining padding bits.
9563 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9565 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9568 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9570 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9571 * configure: Regenerate.
9573 * configure: Regenerate using the correct version of autoconf.
9575 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9577 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9579 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9580 regs to "__SP_L__" and "__SP_H__".
9582 2007-03-27 Richard Guenther <rguenther@suse.de>
9584 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9585 computations with it with a HOST_WIDE_INT variable.
9587 2007-03-26 Mike Stump <mrs@apple.com>
9589 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9590 objective-c-header, objective-c++-header and objc++-cpp-output
9592 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9594 2007-03-26 Richard Henderson <rth@redhat.com>
9597 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9598 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9599 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9600 IX86_BUILTIN_PSRLQ128): New.
9601 (ix86_init_mmx_sse_builtins): Add them.
9602 (ix86_expand_builtin): Expand them.
9603 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9604 operand 2 be TImode.
9605 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9606 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9607 _mm_srli_epi64): Mark __B const.
9608 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9609 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9610 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9611 new two-vector shift builtins.
9613 2007-03-26 Ian Lance Taylor <iant@google.com>
9615 PR tree-optimization/31345
9616 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9617 [+INF, +INF(OVF)] into VARYING.
9619 2007-03-26 Zack Weinberg <zackw@panix.com>
9621 * gengtype-parse.c: New file.
9622 * gengtype-yacc.y: Delete.
9623 * gengtype-lex.l: Don't include gengtype-yacc.h.
9624 Define YY_DECL and yyterminate appropriately for recursive
9625 descent parser. yylval is now a string out-parameter to yylex.
9626 (HWS, EOID): New shorthand.
9627 (IWORD): Add a couple more types.
9628 (yylex): Add a setup stanza. Remove the complex rules for
9629 detecting GTY'ed types and typedefs; replace with simple
9630 keyword detectors. Adjust everything for the changed
9631 definition of yylval. Ignore all pp-directives, not just #define.
9633 (parse_file): Rename yybegin; do not call yyparse.
9635 * gengtype.c (xasprintf): Export again.
9636 (this_file): New. Use everywhere __FILE__ was being used.
9637 (get_lang_bitmap): Special case types defined in gengtype.c.
9638 (do_typedef, new_structure): Suppress definition of certain types.
9639 (new_structure): Improve diagnostics of duplicate definitions.
9640 Make sure location_s is associated with input.h.
9641 (nreverse_pairs, define_location_structures): New functions.
9642 (main): Improve tagging of kludge types. Remove old kludges
9643 for input.h types; use define_location_structures.
9644 * gengtype.h: Update prototypes. Define token codes here.
9645 * Makefile.in: Remove all references to gengtype-yacc.
9646 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9648 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9649 add GTY((skip)) to the field that's only conditionally there.
9650 * doc/install.texi: Document that Bison is no longer required
9651 unless building treelang.
9653 * gengtype.c: Don't include gtyp-gen.h.
9654 (srcdir): Declare here.
9655 (base_files, lang_dir_names): Allocate dynamically.
9656 (gt_files, num_gt_files, num_lang_dirs): New globals.
9657 (measure_input_list, read_input_line, read_input_list)
9658 (set_lang_bitmap): New functions.
9659 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9660 simplify, relying on read_input_list to set up the bitmaps.
9661 (main): Arguments are no longer unused. Check for correct number
9662 of command line arguments, set srcdir and srcdir_len, then call
9663 read_input_list, before doing anything else. No need to worry
9664 about duplicates in main loop.
9665 * configure.ac: Simplify the calculation of all_gtfiles.
9666 Put language tags in there. Don't set or substitute
9667 all_gtfiles_files_langs or all_gtfiles_files_frags.
9668 * Makefile.in: Revamp the way gengtype is invoked, now that it
9669 takes a file on its command line with a much simpler format.
9670 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9671 (GTFILES): Remove duplicates and C source files.
9672 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9673 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9674 * configure: Regenerate.
9676 * gengtype.h: Remove all type definitions to gengtype.c; leave
9677 only definitions of options_p, type_p, and pair_p as opaque
9678 pointers. Update prototypes.
9679 * gengtype.c: Many type definitions moved here from gengtype.h.
9680 Consolidate type definitions at the top of the file.
9681 (xvasprintf): Delete.
9682 (xasprintf): Make static.
9683 (create_nested_pointer_option): Add 'next' parameter.
9684 (create_field_all, create_field_at): New functions.
9685 (create_field): Now a thin wrapper around create_field_all.
9686 (create_optional_field): Rename create_optional_field_ and add
9687 line argument. Original name is now a macro which supplies
9689 (oprintf): Use vsnprintf directly.
9690 (close_output_files): Use fatal rather than perror/exit.
9691 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9692 (main): Set progname. Don't use exit.
9693 * gengtype-yacc.y (struct_fields): Use create_field_at.
9694 (option, optionseqopt): Delete.
9695 (optionseq): Consolidate productions from option here so we
9696 can use the first argument to create_option.
9698 * gengtype-lex.l: Distinguish unions from structures in the
9699 token type. Don't call find_structure; return the tag as a string.
9700 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9701 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9702 string. Reorganize typedef_struct production accordingly.
9703 Use create_nested_ptr_option.
9704 * gengtype.c (create_nested_ptr_option): New function.
9705 * gengtype.h: Declare it.
9707 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9708 (string_type): Don't declare.
9709 (do_scalar_typedef): Declare.
9710 (create_scalar_type): Update prototype.
9711 * gengtype.c (string_type): Make static.
9712 (scalar_nonchar, scalar_char): New.
9713 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9714 (resolve_typedef): Use scalar_nonchar for error recovery.
9715 (create_scalar_type): Remove name_len field. Return scalar_char
9716 or scalar_nonchar as appropriate.
9717 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9719 (throughout): Use scalar_nonchar instead of calling
9720 create_scalar_type, whenever possible.
9721 (main): Initialize scalar_char and scalar_nonchar before calling
9723 * gengtype-lex.l: Adjust for removal of second argument to
9724 create_scalar_type. Use yylval.s instead of yylval.t when
9726 * gengtype-yacc.y: Type of SCALAR is string. Call
9727 create_scalar_type from type:SCALAR rule. Adjust for removal of
9728 second argument to create_scalar_type.
9730 * vec.h: Remove all #if IN_GENGTYPE blocks.
9731 Add comment saying that changes may require adjustments to gengtype.
9732 * gengtype.c: Don't include coretypes.h or tm.h.
9733 Add comment to inclusion of errors.h.
9734 (note_def_vec, note_def_vec_alloc): New functions.
9735 * gengtype.h: Declare new functions.
9736 * gengtype-lex.l: Don't include coretypes.h.
9737 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9739 (update_lineno): Remove unnecessary prototype.
9740 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9741 (VEC rule): Just return VEC_TOKEN.
9742 * gengtype-yacc.y (VEC_TOKEN): New token type.
9743 (type): Add a production for VEC(a,b).
9744 * Makefile.in: Update dependencies.
9746 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9747 typedefs that use the old PARAMS macro.
9749 * gengtype-lex.l: Remove all rules and states relating to yacc
9751 * gengtype-yacc.y: Similarly.
9752 * gengtype.c (note_yacc_type): Delete function.
9753 * gengtype.h: Update prototypes.
9755 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9757 * tree-pretty-print.c (dump_generic_node): Report precision of
9758 unnamed integer types.
9760 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9762 * ifcvt.c (noce_try_store_flag_constants): Don't check
9763 no_new_pseudos here.
9764 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9765 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9766 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9767 noce_try_sign_mask): Likewise.
9768 (if_convert): Check no_new_pseudos here.
9770 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9772 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9773 (noce_get_condition): Handle new then_else_reversed argument.
9774 (noce_init_if_info): Remove, fold into noce_find_if_block.
9775 (noce_process_if_block): Take a struct noce_if_info as the
9776 argument. Don't set up one based on ce_if_info. Update pointer
9777 references accordingly.
9778 (cond_move_process_if_block): Likewise.
9779 (process_if_block): Removed.
9780 (find_if_block): Removed. Move functionality two new functions,
9781 noce_find_if_block and cond_exec_find_if_block.
9782 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9783 blocks and the symmetric IF-ELSE-JOIN case.
9784 (cond_exec_find_if_block): Also new function mostly based on old
9785 find_if_block and process_if_block.
9786 (find_if_header): Replace find_if_block call with separately
9787 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9788 (find_cond_trap): Update noce_get_condition call.
9789 (dead_or_predicable): Likewise.
9791 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9793 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9795 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9796 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9797 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9798 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9799 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9800 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9801 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9802 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9803 __builtin_ia32_psrad128 builtins.
9805 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9807 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9808 * config/i386/constraints.md
9809 (define_constraint "I"): Use IN_RANGE macro.
9810 (define_constraint "J"): Ditto.
9811 (define_constraint "K"): Ditto.
9812 (define_constraint "M"): Ditto.
9813 (define_constraint "N"): Ditto.
9814 (define_constraint "O"): Ditto.
9815 * config/i386/predicates.md
9816 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9817 (define_predicate "const_0_to_3_operand"): Ditto.
9818 (define_predicate "const_0_to_7_operand"): Ditto.
9819 (define_predicate "const_0_to_15_operand"): Ditto.
9820 (define_predicate "const_0_to_63_operand"): Ditto.
9821 (define_predicate "const_0_to_255_operand"): Ditto.
9822 (define_predicate "const_1_to_31_operand"): Ditto.
9823 (define_predicate "const_2_to_3_operand"): Ditto.
9824 (define_predicate "const_4_to_7_operand"): Ditto.
9826 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9828 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9829 in SImode for save_world.
9830 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9833 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9835 PR tree-optimization/30784
9836 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9839 2007-03-25 Revital Eres <eres@il.ibm.com>
9841 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9842 Fold movement_possibility function into it.
9844 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9846 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9847 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9848 (call_indirect_nonlocal_darwin64): Same.
9849 (call_nonlocal_darwin64): Same.
9850 (call_value_indirect_nonlocal_darwin64): Same.
9851 (call_value_nonlocal_darwin64): Same.
9852 (sibcall_nonlocal_darwin64): Same.
9853 (sibcall_value_nonlocal_darwin64): Same.
9854 (sibcall_symbolic_64): Same.
9855 (sibcall_value_symbolic_64): Same.
9856 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9858 (rs6000_emit_load_toc_table): Same.
9859 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9860 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9866 (load_toc_v4_pic_si): Same
9867 (load_toc_v4_PIC_1): Same.
9868 (load_toc_v4_PIC_1b): Same.
9869 (call_indirect_aix{32,64}): Same.
9870 (call_value_indirect_aix{32,64}): Same.
9873 (call_local{32,64}): Same.
9874 (call_value_local{32,64}): Same.
9875 (call_indirect_nonlocal_aix{32,64}): Same.
9876 (call_nonlocal_aix{32,64}): Same.
9877 (call_value_indirect_nonlocal_aix{32,64}): Same.
9878 (call_value_nonlocal_aix{32,64}): Same.
9879 (call_indirect_nonlocal_sysv<mode>): Same.
9880 (call_nonlocal_sysv<mode>): Same.
9881 (call_value_indirect_nonlocal_sysv<mode>): Same.
9882 (call_value_nonlocal_sysv<mode>): Same.
9884 (sibcall_local{32,64}): Same.
9885 (sibcall_value_local{32,64}): Same.
9886 (sibcall_nonlocal_aix{32,64}): Same.
9887 (sibcall_value_nonlocal_aix{32,64}): Same.
9888 (sibcall_nonlocal_sysv<mode>): Same.
9889 (sibcall_value): Same.
9890 (sibcall_value_nonlocal_sysv<mode>): Same.
9892 2007-03-24 Paul Brook <paul@codesourcery.com>
9894 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9895 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9897 2007-03-24 Richard Henderson <rth@redhat.com>
9899 * config/ia64/constraints.md: New file.
9900 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9901 satisfies_constraint_?.
9902 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9903 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9904 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9905 ia64_output_mi_thunk): Likewise.
9906 (ia64_const_ok_for_letter_p): Remove.
9907 (ia64_const_double_ok_for_letter_p): Remove.
9908 (ia64_extra_constraint): Remove.
9909 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9910 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9911 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9912 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9913 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9914 EXTRA_MEMORY_CONSTRAINT): Remove.
9915 * config/ia64/ia64.md: Include constriants.md. Replace
9916 CONST_OK_FOR_? with satisfies_constraint_?.
9918 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9919 H.J. Lu <hongjiu.lu@intel.com>
9921 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9923 (name macros): Use DPD_BID_NAME to convert names properly.
9925 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9926 decimal floating point format.
9927 (init_floating_libfuncs): Change decimal functions so that they
9928 have a "bid_" prefix if the decimal system uses the BID format,
9929 and "dpd_" prefix if the decimal system uses the DPD format.
9930 (init_interclass_conv_libfuncs): Ditto.
9931 (init_intraclass_conv_libfuncs): Ditto.
9933 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9934 using the BID format.
9936 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9937 whether we are using the BID decimal format.
9938 * configure: Regenerate.
9940 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9941 the compiler has decimal floating point enabled. Define
9942 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9945 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9946 using the BID format.
9948 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9949 whether we are using the BID decimal format.
9950 * configure: Regenerate.
9952 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9953 the compiler has decimal floating point enabled. Define
9954 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9957 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9958 options, and that it is enabled for i386/x86_64 systems.
9960 * Makefile.in (enable_decimal_float): New.
9962 (DECNUMINC): Add -I$(DECNUMFMT).
9963 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9964 to $(DECNUMFMT) from $(DECNUM).
9966 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9967 Substitute enable_decimal_float.
9968 * configure: Regenerated.
9971 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9974 * configure.ac: Enable decimal float for x86_64-*-linux*.
9975 * configure: Regenerated.
9978 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9979 decimal128ClearSign to flip and clear the sign bit in decimal128.
9980 (decimal_real_maxval): Set decimal128SetSign to set the sign
9983 2007-03-23 Ian Lance Taylor <iant@google.com>
9985 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9987 2007-03-23 Ian Lance Taylor <iant@google.com>
9989 * tree-dump.c (dump_files): Correct comment.
9991 2007-03-23 Ian Lance Taylor <iant@google.com>
9993 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9995 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9997 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9998 in cfglayout mode. Don't go into and out of cfglayout mode.
9999 Link the blocks in the order of the constructed traces.
10000 (rest_of_handle_tracer): Adjust call to tracer.
10001 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10002 Don't go into cfglayout mode.
10003 (rtl_loop_done): Don't go out of cfglayout mode.
10004 * cfglayout.c (relink_block_chain): New function, split out from...
10005 (fixup_reorder_chain): ...here. Remove redundant checking.
10006 (cfg_layout_finalize): Don't clear the header, footer, and aux
10007 fields here, move the code to do so to relink_block_chain. Likewise
10008 for free_original_copy_tables.
10009 * rtl.h (tracer): Update prototype.
10010 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10011 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10012 mode. Use relink_block_chain to serialize the CFG according to the
10013 new basic block order. Move targetm.cannot_modify_jumps_p check from
10015 (gate_handle_reorder_blocks): ...to here.
10016 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10018 (gate_duplicate_computed_gotos): ...to here.
10019 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10020 something always changes when going into and out of cfglayout mode.
10021 Perform an expensive cfg cleanup while going into cfglayout mode.
10022 Always update liveness information on HAVE_conditional_execution
10023 targets. Reserialize the basic blocks and go out of cfglayout mode.
10024 * reg-stack.c: Include cfglayout.h.
10025 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10026 the call to reorder_basic_blocks.
10027 * basic-block.h (reorder_basic_blocks): Update prototype.
10028 (relink_block_chain): New prototype.
10029 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10031 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10033 * config/mips/mips.md (type, hazard, *movdi_32bit,
10034 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10035 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10036 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10037 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10038 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10040 (movcc): Change first xfer to multi.
10041 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10042 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10043 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10044 config/mips/generic.md: Change reservations using "xfer" to use
10046 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10047 using match_operand.
10048 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10049 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10051 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10053 2007-03-22 Richard Henderson <rth@redhat.com>
10055 * config/i386/i386.c: Remove unnecessary function declarations.
10056 Move targetm definition, and all related macros, to the end of
10057 the file. Resort some functions to put definitions before uses.
10058 (ix86_attribute_table): Make static. Move to end of file.
10059 (ix86_gimplify_va_arg): Make static.
10061 2007-03-22 Richard Henderson <rth@redhat.com>
10063 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10064 don't increase local_regparm with force_align_arg_pointer check.
10065 (ix86_function_sseregparm): Assert 32-bit.
10066 (type_has_variadic_args_p): New.
10067 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10068 type_has_variadic_args_p.
10069 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10070 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10071 use memset instead. Do maybe_vaarg check first; skip attribute
10072 tests if true; skip attribute tests for 64-bit.
10073 (construct_container): Remove TARGET_DEBUG_ARG.
10074 (function_arg_advance_32, function_arg_advance_64): Split out ...
10075 (function_arg_advance): ... from here.
10076 (function_arg_32, function_arg_64): Split out ...
10077 (function_arg): ... from here.
10078 (ix86_pass_by_reference): Tidy.
10079 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10080 (function_value_32): New, from parts of ix86_function_value
10081 and ix86_value_regno.
10082 (function_value_64): New, from parts of ix86_function_value
10083 and ix86_libcall_value.
10084 (ix86_function_value_1): New.
10085 (ix86_function_value, ix86_libcall_value): Use it.
10086 (return_in_memory_32, return_in_memory_64): Split out ...
10087 (ix86_return_in_memory): ... from here.
10088 (ix86_struct_value_rtx): Skip for 64-bit.
10089 (ix86_libcall_value, ix86_value_regno): Remove.
10090 (setup_incoming_varargs_64): Split out ...
10091 (ix86_setup_incoming_varargs): ... from here.
10092 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10093 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10094 * config/i386/i386-protos.h (ix86_function_value): Remove.
10095 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10097 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10100 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10101 infinities not supported, otherwise emit warning if -Woverflow. On
10102 underflow, emit warning if -Woverflow.
10103 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10105 * real.h (real_from_string): Update declaration
10107 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10108 Richard Henderson <rth@redhat.com>
10110 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10111 * calls.c (compute_argument_block_size, expand_call,
10112 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10113 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10114 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10115 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10116 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10117 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10118 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10119 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10122 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10124 * c-incpath.c (add_sysroot_to_chain): New.
10125 (merge_include_chains): Add sysroot argument. Call
10126 add_sysroot_to_chain if sysrooted.
10127 (register_include_chains): Update call to merge_include_chains.
10128 * doc/cppopts.texi: Document use of '=' in include directory
10131 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10133 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10134 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10135 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10136 insn pattern using X87MODEF12 mode macro.
10138 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10140 * regmove.c (regmove_optimize): Use reg_mentioned_p
10141 instead of reg_overlap_mentioned_p for DST.
10143 2007-03-21 Mike Stump <mrs@apple.com>
10145 * c.opt: Fixup for Objective-C/C++.
10147 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10149 * explow.c (convert_memory_address): Fold memory reference when
10150 POINTERS_EXTEND_UNSIGNED < 0
10152 2007-03-21 Richard Henderson <rth@redhat.com>
10155 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10156 * config/i386/mmintrin.h (__m64): Likewise.
10157 * config/i386/xmmintrin.h (__m128): Likewise.
10159 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10161 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10162 (VXWORKS_OS_CPP_BUILTINS): Define.
10163 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10164 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10166 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10168 * rtl.h (constant_pool_reference_p): Delete.
10169 (find_constant_src): Declare.
10170 * rtlanal.c (find_constant_src): New function.
10171 * simplify-rtx.c (constant_pool_reference_p): Delete.
10172 * config/i386/i386.md: Use find_constant_src instead of
10173 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10175 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10177 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10178 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10180 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10182 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10183 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10184 (arm_elf_asm_constructor): Use it.
10185 (arm_elf_asm_destructor): New function.
10187 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10189 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10191 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10193 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10195 2007-03-19 Andrew Haley <aph@redhat.com>
10197 PR tree-optimization/31264
10198 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10199 VIEW_CONVERT_EXPRs.
10201 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10203 PR rtl-optimization/30907
10204 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10205 (fwprop_init): Always call loop_optimizer_initialize.
10206 (fwprop_done): Always call loop_optimizer_finalize.
10207 (fwprop): We always have loop info now.
10208 (gate_fwprop_addr): Remove.
10209 (pass_fwprop_addr): Use gate_fwprop as gate.
10211 PR rtl-optimization/30841
10212 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10213 df_chain_alloc): Call df_reorganize_refs unconditionally.
10214 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10215 refs_organized to refs_organized_size.
10216 (df_ref_create_structure): Use refs_organized_size instead of
10217 bitmap_size if refs had been organized, and keep refs_organized_size
10219 * df.h (struct df_ref_info): Change refs_organized to
10220 refs_organized_size.
10221 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10224 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10226 * except.c (output_function_exception_table): Do not reference the
10227 EH personality routine for functions that do not require an
10230 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10233 * c-typeck.c (convert_for_assignment): Call comptypes for
10234 RECORD_TYPE or UNION_TYPE.
10236 PR inline-asm/30505
10237 * reload1.c (reload): Do invalid ASM checking after
10238 cleanup_subreg_operands.
10240 2007-03-19 Jeff Law <law@redhat.com>
10242 * tree-cfg.c (find_taken_edge): Tighten conditions for
10243 optimizing computed gotos.
10245 2007-03-19 Michael Matz <matz@suse.de>
10247 * builtins.c (expand_builtin_sync_operation,
10248 expand_builtin_compare_and_swap,
10249 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10252 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10253 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10256 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10258 * doc/tm.texi: Add brackets around the return type of
10259 TARGET_SECONDARY_RELOAD.
10261 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10262 Richard Guenther <rguenther@suse.de>
10264 PR tree-optimization/31254
10265 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10266 Use handled_component_p () where appropriate. Continue
10267 propagating into the rhs if we propagated into an INDIRECT_REF
10270 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10272 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10273 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10274 (xde, xdee): Mode attributes adjusted to support DFP modes.
10275 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10276 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10277 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10278 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10279 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10280 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10281 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10283 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10284 "movsf"): Insn definitions removed.
10285 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10286 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10287 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10289 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10290 "reload_in<mode>", "reload_out<mode>"): Expander added.
10291 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10294 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10296 * config/s390/s390.md: Only non-functional changes. Renamed
10297 FPR mode macro to BFP all over the file.
10299 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10301 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10302 (op_type attribute): RRF instruction type added.
10303 (fT0): New mode attribute.
10304 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10305 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10306 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10307 instruction no secondary memory is needed when moving DFmode values
10308 between GPRs and FPRs.
10310 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10312 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10313 inverted and documentation adjusted.
10314 ("mhard-dfp", "msoft-dfp"): New options.
10315 * config/s390/s390.c (s390_handle_arch_option): New architecture
10317 (override_options): Sanity checks for the new options added.
10318 * config.gcc: New architecture switch: z9-ec.
10319 * config/s390/s390.h (processor_flags): PF_DFP added.
10320 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10321 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10322 when the bit is NOT set so remove it from the defaults.
10324 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10326 * genemit.c (main): Print include statement for dfp.h.
10327 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10330 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10332 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10334 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10337 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10338 instead of PATTERN.
10340 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10342 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10343 attr_length_call, output_call, output_indirect_call): Cleanup
10344 formatting of targetm calls.
10346 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10348 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10350 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10352 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10353 reservation, bypass and anti-bypass descriptions for these
10354 instructions. Update move patterns.
10355 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10358 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10360 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10361 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10362 (get_initial_def_for_reduction): Likewise.
10364 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10366 Fix PR tree-optimization/29922
10367 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10368 (get_representative): Removed.
10369 (value_dies_in_block_x): Update for rvuse removal.
10370 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10371 (compute_antic_aux): Handle when PHI nodes appear in
10372 non-single-successors.
10373 (dump_bitmap_of_names): Removed.
10374 (compute_antic_safe): Renamed and removed rvuse calculation.
10375 Calculate only antic safe.
10376 (insert_into_preds_of_block): Remove assert.
10377 (execute_pre): Update for renamed functions.
10378 (defer_or_phi_translate_block): New function.
10380 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10382 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10383 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10385 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10386 Follow spelling conventions.
10388 * tree-data-ref.h: Remove the prototype for analyze_array.
10390 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10392 PR tree-optimization/31041
10393 * tree-vect-transform.c (get_initial_def_for_induction): Call
10394 force_gimple_operand.
10396 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10398 * ipa-type-escape.c (look_for_casts) : Revert code to use
10399 handled_component_p due to ada test a-numaux.adb.
10401 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10403 * final.c (final_scan_insn): Alter the condition of a
10404 conditional trap if we have nonstandard CC.
10406 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10408 * configure.ac: Remove excess quoting from asm line 0 test.
10409 * configure: Rebuilt.
10411 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10413 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10414 * c-common.c (convert_and_check): Move warning logic to...
10415 (warnings_for_convert_and_check): ...here. Define.
10416 * c-common.h (warnings_for_convert_and_check): Declare.
10418 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10420 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10421 (output_call): Likewise.
10423 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10425 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10427 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10429 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10431 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10433 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10434 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10436 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10438 PR tree-optimization/31183
10439 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10440 Use double_int instead of unsigned int for representing access_strides.
10441 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10443 2007-03-16 Richard Guenther <rguenther@suse.de>
10445 PR tree-optimization/31146
10446 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10447 to allow recursion of forward_propagate_addr_expr.
10448 (forward_propagate_addr_into_variable_array_index): Likewise.
10449 (forward_propagate_addr_expr): Likewise.
10450 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10451 (forward_propagate_addr_expr_1): Recurse on simple copies
10452 instead of propagating into them. Do so for useless conversions
10454 (forward_propagate_addr_expr): Clean up unused statements after
10457 2007-03-16 Richard Guenther <rguenther@suse.de>
10459 * builtins.c (expand_builtin_cexpi): Use the right argument
10460 for the expansion via cexp.
10462 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10464 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10465 * configure: Rebuilt.
10467 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10470 * dwarf2out.c (force_type_die): Adjust comment.
10471 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10473 2007-03-15 DJ Delorie <dj@redhat.com>
10475 * config/frv/predicates.md (minmax_operator): Don't check operands
10478 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10480 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10481 Update constant estimates of number of iterations.
10482 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10483 argument renamed to "realistic".
10484 (compute_estimated_nb_iterations): Removed.
10485 (record_niter_bound): New function.
10486 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10487 call record_nonwrapping_iv with upper = false.
10488 (infer_loop_bounds_from_signedness): Pass upper argument to
10489 record_nonwrapping_iv.
10490 (estimate_numbers_of_iterations_loop): Do not call
10491 compute_estimated_nb_iterations. Record estimate based on profile
10492 information. Initialize the constant estimates of number of
10494 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10496 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10497 number of iterations is too small.
10498 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10499 (EST_NOT_AVAILABLE): Removed.
10500 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10501 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10504 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10506 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10507 Handle NE_EXPR guards.
10509 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10512 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10513 Set also -pedantic-errors by default for the preprocessor unless
10514 -fpermissive is given.
10516 2007-03-15 Richard Guenther <rguenther@suse.de>
10518 PR middle-end/29719
10519 PR middle-end/31161
10520 * builtins.c (expand_builtin_cexpi): As a fallback if we
10521 don't have builtins for sincos or cexp create a function
10522 declaration for cexp and expand to a call to that.
10523 (expand_builtin_int_roundingfn): Always fall
10524 back to floor/ceil and its variants even if they may be
10527 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10529 PR middle-end/31159
10530 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10531 jump tables, move the call to delete_dead_jumptables from here...
10532 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10533 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10534 don't allow merging of blocks that try_redirect_by_replacing_jump
10535 also does not handle when not optimizing.
10537 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10538 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10540 * config/i386/i386.md (x86_sahf_1): Correctly handle
10543 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10546 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10547 x86_64_general_operand as operand[2] predicate. Remove "iF"
10548 from operand constraints and use "e" constraint instead.
10549 (*subti3_1, *subti3_1 splitter): Ditto.
10550 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10551 operand[1] predicate.
10553 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10555 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10556 arrays, multiply the access strides by the size of the sub-array.
10557 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10559 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10561 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10562 the configured assembler supports the sahf mnemonic.
10563 * configure: Regenerate.
10564 * config.in: Regenerate.
10566 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10567 emit "sahf" or ".byte\t0x9e" as asm template.
10569 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10572 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10573 option to replace hard coded TARGET_xxx in md file.
10574 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10575 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10576 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10577 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10578 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10579 (X86_TUNE_NOT_VECTORMODE): Ditto.
10580 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10581 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10582 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10583 (TUNE_SLOW_IMUL_IMM8): Ditto.
10584 (TUNE_MOVE_M1_VIA_OR): Ditto.
10585 (TUNE_NOT_UNPAIRABLE): Ditto.
10586 (TUNE_NOT_VECTORMODE): Ditto.
10588 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10591 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10592 tuning options instead of hard coded TARGET_xxx.
10593 (fix ssemode peephole2's): Ditto.
10594 (imul peephole2's): Ditto.
10596 (movdi_or_rex64): Ditto.
10597 (move peephole2): Ditto.
10598 (not peephole2's): Ditto.
10600 2007-03-14 Dirk Mueller <dmueller@suse.de>
10602 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10603 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10604 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10606 * c-parser.c (c_parser_do_statement): Warn about empty body in
10607 do/while statement.
10608 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10609 * doc/invoke.texi (-Wempty-body): Update documentation.
10611 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10614 * c-common.h (warn_for_div_by_zero): Declare.
10615 * c-common.c (warn_for_div_by_zero): Define.
10616 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10619 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10621 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10622 to PREFIX and STANDARD_PREFIX.
10624 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10625 Phil Edwards <phil@codesourcery.com>
10627 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10628 (__gthread_once_t): Remove busy field for RTPs.
10629 (__GTHREAD_ONCE_INIT): Update accordingly.
10631 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10633 * doc/invoke.texi: Document VxWorks options.
10635 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10637 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10639 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10641 PR tree-optimization/30590
10642 * tree-nrv.c (tree_nrv): Check for the partial update of the
10645 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10647 * flags.h (flag_random_seed): Remove declaration, in favor of...
10648 * toplev.h (get_random_seed, set_random_seed): ... these.
10649 * tree.c (get_file_function_name): Use the former.
10650 * opts.c (common_handle_option): Use the latter.
10653 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10655 PR middle-end/31127
10656 * cse.c (cse_find_path): Do not bail out if a basic block that
10657 we already visited now becomes part of a path that starts at a
10658 different basic block. Just disallow this, to make sure we
10659 visit each basic block at most once.
10661 2007-03-13 Jan Hubicka <jh@suse.cz>
10663 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10664 attributes, when profile esitmate is present, calls with very low
10665 frequency are cold.
10667 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10669 PR tree-optimization/30730
10670 PR tree-optimization/26900
10671 * tree-ssa-loop-niter.c: Include gmp.h.
10672 (bounds): New type.
10673 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10674 split_to_var_and_offset, determine_value_range,
10675 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10676 bound_difference, bounds_add, bounds_negate,
10677 number_of_iterations_ne_max, dump_affine_iv): New functions.
10678 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10679 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10680 difference of initial and final value of control iv to validate
10682 (number_of_iterations_cond): Add loop parameter. Determine bounds
10683 on the difference of the extremes of the control iv. Add dumps.
10684 (expand_simple_operations): Handle phi nodes.
10685 (simplify_using_initial_conditions): Do not record used conditions.
10686 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10687 Do not set additional_info.
10688 (implies_nonnegative_p, implies_ge_p): Removed.
10689 (derive_constant_upper_bound): Do not use parameter `additional'.
10690 (record_estimate): Parameter `additional' removed. Parameter
10691 `i_bound' added. Do not call derive_constant_upper_bound.
10692 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10693 bound the number of iterations estimate.
10694 (estimate_numbers_of_iterations_loop): Pass the estimate from
10695 the number of iterations analysis to record_estimate.
10696 * tree.h (multiple_of_p): Declare.
10697 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10698 (scev_const_prop): Do not check expression_expensive_p.
10699 * fold-const.c (multiple_of_p): Exported.
10700 * double-int.c (double_int_mask): Exported.
10701 * double-int.h (double_int_mask): Declare.
10702 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10703 field. Added max field.
10705 2007-03-13 David Taylor <taylor@candd.org>
10708 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10711 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10714 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10715 two unamed patterns.
10717 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10719 * config/i386/i386.opt (mcx16, msahf): New options.
10720 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10721 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10723 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10724 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10725 Output -mcx16 and -msahf options when corresponding bit is set.
10727 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10728 and -msahf options.
10730 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10732 * configure.ac: Test for assembler tolerance to # 0 "".
10733 * configure, config.in: Rebuilt.
10734 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10736 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10738 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10740 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10741 (handle_syscall): Handle direct system calls.
10742 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10744 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10746 * doc/invoke.texi: Fix cpp.info cross-reference.
10747 * doc/passes.texi: Fix gcc.info cross-reference.
10749 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10751 PR tree-optimization/30835
10752 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10753 bb_for_stmt is not NULL before accessing it.
10755 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10757 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10760 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10763 * doc/install.texi: Document --enable-stage1-languages
10765 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10767 * tree-pass.h (pass_into_cfg_layout_mode,
10768 pass_outof_cfg_layout_mode): Declare.
10769 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10770 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10771 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10772 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10774 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10776 * c-decl.c (warn_variable_length_array): New function.
10777 Refactored from grokdeclarator to handle warn_vla
10778 and handle unnamed array case.
10779 (grokdeclarator): Refactored VLA warning case.
10780 * c.opt (Wvla): New flag.
10781 * doc/invoke.texi (Wvla): New warning.
10783 2007-03-12 Richard Henderson <rth@redhat.com>
10785 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10786 (TARGET_SECTION_TYPE_FLAGS): New.
10788 2007-03-12 Richard Henderson <rth@redhat.com>
10790 * config/darwin.c (machopic_reloc_rw_mask): New.
10791 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10792 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10794 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10796 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10797 * cppdefault.h (cpp_PREFIX): Document.
10798 (cpp_PREFIX_len): Likewise.
10799 (cpp_EXEC_PREFIX): New variable.
10800 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10801 * c-incpath.c (add_standard_paths): Correct logic for relocating
10802 paths within prefix.
10804 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10806 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10807 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10809 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10810 fix_truncdfdi_sse using SSEMODEF mode macro.
10811 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10812 fix_truncdfsi_sse using SSEMODEF mode macro.
10813 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10814 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10816 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10818 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10819 elfos.h to tm_file.
10821 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10823 * tree.h : Add multiple_of_p declaration.
10824 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10825 * ipa-type-escape.c (results_of_malloc): Redundant.
10826 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10827 (cast_type): Extended with new members.
10828 (check_cast): Returns cast_type.
10829 (cast): New structure for data of walk_use_def_chains.
10830 (is_malloc_result, is_cast_from_non_pointer_1,
10831 is_cast_from_non_pointer,
10832 is_array_access_through_pointer_and_index): New functions.
10833 (look_for_casts): Returns cast types.
10834 (check_call): Returns void.
10835 (okay_pointer_operation): Use support of pointer plus index,
10836 pointer plus constant and allow all multiplications.
10838 2007-03-11 Richard Guenther <rguenther@suse.de>
10840 PR tree-optimization/31115
10841 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10842 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10843 A shift count of zero is not special as with *_DIV_EXPR.
10844 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10847 2007-03-11 Ian Lance Taylor <iant@google.com>
10849 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10850 the *_DIV_EXPR codes correctly with overflow infinities.
10852 2007-03-11 Ira Rosen <irar@il.ibm.com>
10854 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10855 indicate success/failure of the analysis. Add negation to subtrahend
10856 in case of subtraction. Fail if both operands contain constants.
10857 (create_data_ref): Fail if analyze_offset fails.
10859 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10861 * config/i386/i386.md (frndintxf2): Rename to ...
10862 (rintxf2): ... this. Remove expander having same name.
10863 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10864 (roundsf2, rounddf2): Ditto.
10865 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10866 (lround<mode>di2, lround<mode>si2): Ditto.
10868 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10870 * lower-subreg.c: Include except.h.
10871 (decompose_multiword_subregs): Verify that the only control flow
10872 insns we can split are loads to multi-words pseudos.
10873 Handle breaking such blocks after splitting, instead of calling
10874 find_many_sub_basic_blocks.
10876 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10877 on the new basic block. Add a lengthy comment explaining why we
10878 thought this was necessary.
10879 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10881 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10884 * tree.c (walk_type_fields): Recurse into the element type of
10885 ARRAY_TYPEs if there is a pointer set.
10887 2007-03-10 Dirk Mueller <dmueller@suse.de>
10889 * c-common.c (warn_logical_operator): Fix condition.
10891 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10893 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10895 * config/darwin.c (machopic_select_section): Remove superfluous
10896 argument in call to categorize_decl_for_section. Remove unused
10899 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10901 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10903 * configure: Regenerate.
10905 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10908 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10909 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10910 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10911 Add LABEL_NUSES to emitted label.
10912 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10913 branch probability value to emitted jump insn.
10914 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10915 Do not check life information and do not re-arrange input operands
10916 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10918 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10920 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10921 the change of decode_asm_operands.
10923 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10925 * mode-switching.c (create_pre_exit): Skip blockage insn.
10927 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10929 * tree-pass.h (TODO_update_smt_usage): Remove.
10931 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10935 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10937 * pa.c (attr_length_call): Revise condition for long
10938 pc-relative branch.
10939 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10940 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10941 sequence on SOM target.
10943 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10945 * gcc.c: Document %{, in big comment at top.
10946 (input_suffix_matches): Remove special handling for .s and
10948 (input_spec_matches): New.
10949 (handle_braces): Handle %{,.
10950 (validate_switches): ',' indicates a value which is not a switch.
10951 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10952 to detect assembler input.
10953 * config/i386/sol2.h (CPP_SPEC): Likewise.
10954 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10955 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10956 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10957 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10958 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10959 -m64 causes deployment target to default to 10.5.
10960 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10962 2007-03-09 Richard Henderson <rth@redhat.com>
10965 * target.h (targetm.asm.out.reloc_rw_mask): New.
10966 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10967 (TARGET_ASM_OUT): Use it.
10968 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10969 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10970 use the new reloc_rw_mask target hook instead.
10971 (default_section_type_flags_1): Merge into...
10972 (default_section_type_flags): ... here.
10973 (decl_readonly_section_1): Merge into...
10974 (decl_readonly_section): ... here.
10975 (default_elf_select_section_1): Merge into...
10976 (default_elf_select_section): ... here.
10977 (default_unique_section_1): Merge into...
10978 (default_unique_section): ... here.
10979 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10980 (default_select_rtx_section): Use it.
10981 (default_elf_select_rtx_section): Likewise.
10982 * output.h: Update to match.
10983 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10984 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10985 (TARGET_ASM_RELOC_RW_MASK): New.
10986 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10987 to categorize_decl_for_section.
10988 (x86_64_elf_unique_section): Likewise.
10989 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10990 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10991 (TARGET_ASM_RELOC_RW_MASK): New.
10992 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10993 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10994 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10995 (TARGET_RWRELOC): Remove.
10996 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10997 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10998 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10999 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11000 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11001 (rs6000_xcoff_select_section): Use decl_readonly_section.
11002 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11003 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11004 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11005 (TARGET_SECTION_TYPE_FLAGS): Remove.
11006 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11008 2007-03-09 Roger Sayle <roger@eyesopen.com>
11010 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11011 complex constant equality/inequality comparisons for here.
11012 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11013 known at compile-time or can be simplified to a scalar comparison.
11014 (fold_relational_const): Move compile-time evaluation of complex
11015 constant equality/inequality comparisons to here.
11017 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11019 PR rtl-optimization/30643
11020 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11022 (fold_rtx): Recurse, like before 2006-11-03.
11024 2007-03-09 DJ Delorie <dj@redhat.com>
11026 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11029 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11031 PR tree-optimization/30375
11032 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11033 LHS of statements is not the same.
11034 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11036 2007-03-09 Chao-ying Fu <fu@mips.com>
11038 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11040 * doc/invoke.texi (-mdspr2): Document new option.
11041 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11042 New unspec for DSP REV 2.
11043 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11044 these instructions are extended in DSP REV 2.
11045 (mips-dspr2.md): Include.
11046 * config/mips/mips.opt (mdspr2): New option.
11047 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11048 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11049 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11050 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11051 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11052 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11053 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11055 (bdesc_map): Add one field of unsupported_target_flags.
11056 (bdesc_arrays): Update entries to have extra fields. Add
11058 (mips_init_builtins): Initialize new function types.
11059 Check unsupported_target_fileds to filter out builtins.
11060 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11062 (ASM_SPEC): Pass mdspr2 to the assembler.
11063 * config/mips/mips-dspr2.md: New file.
11065 2007-03-09 Sa Liu <saliu@de.ibm.com>
11067 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11069 2007-03-09 Ian Lance Taylor <iant@google.com>
11071 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11072 argument) like -Wstrict-overflow=2.
11073 * doc/invoke.texi (Warning Options): Update documentation.
11075 2007-03-09 Dirk Mueller <dmueller@suse.de>
11078 * doc/invoke.texi (-Wlogical-op): Document.
11079 * common.opt (-Wlogical-op): New.
11080 * c-common.h (warn_logical_operator): Declare.
11081 * c-common.c (warn_logical_operator): Define.
11082 * c-typeck.c (parser_build_binary_op): Call
11083 warn_logical_operator.
11085 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11087 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11088 * final.c (final_scan_insn): Test for non-"" file name.
11090 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11092 * doc/loop.texi: Document the Omega linear constraints solver.
11093 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11094 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11095 omega-hash-table-size, omega-max-keys, and
11096 omega-eliminate-redundant-constraints.
11097 * tree-pass.h (pass_check_data_deps): Declared.
11100 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11101 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11102 pass_check_data_deps): New.
11103 * tree-data-ref.c (init_data_ref): Remove declaration.
11104 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11105 (analyze_array): Renamed init_array_ref, move up initializations.
11106 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11107 Removed arguments that are set to NULL.
11108 (analyze_indirect_ref): Correct indentation, correct call to
11110 (object_analysis): Call init_array_ref instead of analyze_array.
11111 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11112 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11113 of DR_ACCESS_FNS_ADDR.
11114 (init_omega_eq_with_af, omega_extract_distance_vectors,
11115 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11116 ddr_consistent_p): New.
11117 (compute_affine_dependence): Check consistency of ddrs when
11118 flag_check_data_deps is passed.
11119 (analyze_all_data_dependences): Uncomment.
11120 (tree_check_data_deps): New.
11121 * tree-data-ref.h: Include omega.h.
11122 (DR_ACCESS_FNS_ADDR): Removed.
11123 (data_dependence_relation): Add inner_loop.
11124 (DDR_INNER_LOOP): New.
11125 * common.opt (fcheck-data-deps): New.
11126 * tree-flow.h (tree_check_data_deps): Declare.
11127 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11128 (OBJS-common): Depend on omega.o.
11130 * passes.c (pass_check_data_deps): Scheduled.
11131 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11132 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11133 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11134 PARAM_VECT_MAX_VERSION_CHECKS,
11135 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11137 2007-03-09 Richard Guenther <rguenther@suse.de>
11139 PR tree-optimization/30904
11140 PR middle-end/31058
11141 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11142 the same way as *_DIV_EXPR.
11144 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11146 * recog.c (decode_asm_operands): No mixed declarations and code.
11148 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11150 * rtl.def (ASM_INPUT): Add location.
11151 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11152 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11153 (decode_asm_operands): Add loc operand.
11154 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11155 * stmt.c (expand_asm): Rename to...
11156 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11157 gen_rtx_ASM_INPUT_loc.
11158 (expand_asm_expr): Adjust.
11159 * recog.c (decode_asm_operands): Add loc operand.
11160 (check_asm_operands, extract_insn): Adjust.
11161 * reload1.c (maybe_fix_stack_asms): Likewise.
11162 * final.c (asm_insn_count): Likewise.
11163 (final_scan_insn): Output # line before and after asm.
11165 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11167 * tree-ssa-structalias.c (variable_info): Remove
11169 (new_var_info): Ditto.
11170 (shared_bitmap_info_t): New structure.
11171 (shared_bitmap_table): New variable.
11172 (shared_bitmap_hash): New function.
11173 (shared_bitmap_eq): Ditto
11174 (shared_bitmap_lookup): Ditto.
11175 (shared_bitmap_add): Ditto.
11176 (merge_smts_into): Change to take bitmap directly.
11177 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11178 (init_alias_vars): Init shared bitmap hashtable.
11179 (delete_points_to_sets): Delete shared bitmap hashtable.
11180 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11181 is_aliased removal as a change that was still necessary was
11184 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11186 * config/i386/i386.h (override_options): Conditionally disable
11187 x86_sahf for 64bit targets only.
11189 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11192 * c-decl.c (merge_decls): Don't call make_var_volatile.
11193 * varasm.c (make_var_volatile): Remove.
11194 * output.h (make_var_volatile): Remove.
11196 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11198 PR tree-optimization/31085
11199 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11201 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11203 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11204 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11205 ATTR_CONST_NOTHROW_LIST.
11207 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11210 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11212 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11214 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11217 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11219 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11220 passed, use shared libgcc.
11222 2007-03-08 Roger Sayle <roger@eyesopen.com>
11224 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11225 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11226 (honor_protect_cleanup_actions, lower_try_finally_switch):
11228 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11229 ifc_temp_var): Likewise.
11230 * tree-inline.c (setup_one_parameter): Likewise.
11231 * tree-mudflap.c (mf_decl_cache_locals,
11232 mf_build_check_statement_for): Likewise.
11233 * tree-nested.c (init_tmp_var, save_tmp_var,
11234 finalize_nesting_tree_1): Likewise.
11235 * tree-outof-ssa.c (insert_copy_on_edge,
11236 insert_backedge_copies): Likewise.
11237 * tree-profile.c (tree_gen_edge_profiler,
11238 tree_gen_ic_profiler): Likewise.
11239 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11240 * tree-sra.c (sra_build_assignment): Likewise.
11241 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11242 * tree-ssa-math-opts.c (insert_reciprocals,
11243 execute_cse_sincos_1): Likewise.
11244 * tree-tailcall.c (adjust_accumulator_values,
11245 adjust_return_value): Likewise.
11246 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11247 * tree-vect-transform.c (vect_create_data_ref_ptr,
11248 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11249 vect_create_epilog_for_reduction, vectorizable_reduction,
11250 vectorizable_call, vectorizable_conversion,
11251 vectorizable_assignment, vectorizable_operation,
11252 vectorizable_type_demotion, vect_gen_widened_results_half,
11253 vect_permute_store_chain, vectorizable_store,
11254 vect_setup_realignment, vect_permute_load_chain,
11255 vectorizable_load, vectorizable_condition,
11256 vect_create_cond_for_align_checks): Likewise.
11257 * tree-vrp.c (build_assert_expr_for): Likewise.
11259 2007-03-08 Ian Lance Taylor <iant@google.com>
11261 * tree-vrp.c: Include "intl.h".
11262 (usable_range_p): New static function.
11263 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11264 overflowed values, juts set *strict_overflow_p.
11265 (compare_values): Only return -2 if one of the operands is not a
11267 (compare_ranges): Call usable_range_p.
11268 (compare_range_with_value): Likewise.
11269 (vrp_evaluate_conditional_warnv): Rename from
11270 vrp_evaluate_conditional. Make static. Change all callers.
11271 (vrp_evaluate_conditional): New function.
11272 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11273 on signed overflow.
11274 (simplify_abs_using_ranges): Likewise.
11275 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11276 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11277 within_stmt parameter.
11278 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11279 vrp_evaluate_conditional.
11280 * tree-ssa-threadedge.c
11281 (record_temporary_equivalences_from_stmts_at_dest): Change
11282 simplify parameter to take a second tree parameter.
11283 (simplify_control_stmt_condition): Likewise.
11284 (thread_across_edge): Likewise.
11285 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11286 (thread_across_edge): Likewise.
11287 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11289 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11291 * config/i386/i386.h (TARGET_SAHF): New define.
11292 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11293 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11294 (x86_sahf): New global variable.
11295 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11296 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11297 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11298 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11300 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11301 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11302 when expanding fcomi/sahf based tests.
11303 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11304 expanding sahf based alternative. Emit sahf based sequence when
11305 optimizing for code size.
11306 * config/i386/i386.md (x86_sahf_1): Do not disable for
11307 TARGET_64BIT, enable for TARGET_SAHF.
11309 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11311 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11312 spurious whitespace from error message.
11314 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11317 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11319 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11321 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11323 * tree-sra.c (instantiate_element): Propagate disabled warnings
11324 from the element itself to the created variable.
11326 2007-03-07 Richard Henderson <rth@redhat.com>
11329 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11330 silently fix up the stack in the case of a missing register.
11332 2007-03-07 Paul Brook <paul@codesourcery.com>
11334 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11336 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11338 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11340 (phase1_vrs): Use them.
11341 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11342 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11343 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11344 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11345 __gnu_Unwind_Restore_WMMXC if required.
11346 (_Unwind_VRS_Pop): Implement iWMMXt support.
11347 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11348 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11349 gnu_Unwind_Save_WMMXC): Define.
11351 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11353 * config/vxworks.h (vxworks_override_options): Declare.
11354 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11355 * config/vxworks.c: Include target.h and toplev.h.
11356 (vxworks_override_options): New function.
11357 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11359 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11361 * config/s390/s390.c (override_options): Don't emit an error when
11362 -mstack-size is used without providing -mstack-guard.
11363 (s390_emit_prologue): Choose stack_guard value automatically if not
11364 provided via command line.
11365 * doc/invoke.texi: Adjust description of -mstack-guard and
11368 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11370 * config/i386/i386.c (output_set_got): Add a GOT initialization
11371 sequence for VxWorks PIC.
11372 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11373 around labels as well as symbols. Use gotoff_operand instead
11374 of local_symbolic_operand.
11375 (legitimize_pic_address): Use gotoff_operand instead of
11376 local_symbolic_operand. Use @GOT accesses for labels as
11378 (ix86_output_addr_diff_elt): Use PC-relative rather than
11379 GP-relative offsets for VxWorks PIC.
11380 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11381 no_new_pseudos. Check whether the returned register is op0.
11382 * config/i386/i386.md (tablejump): Use PC-relative rather than
11383 GP-relative offsets for VxWorks PIC.
11384 * config/i386/predicates.md (gotoff_operand): New predicate.
11386 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11388 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11390 * config/vxworks-dummy.h: New file.
11391 * config/i386/i386.h: Include it.
11393 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11395 * dwarf2out.c (is_inlined_entry_point): New
11396 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11397 DW_AT_ranges if the first subblock is the entry point.
11399 2007-03-06 David Daney <ddaney@avtrex.com>
11401 * doc/install.texi (mips-*-*): Change recommended binutils
11404 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11406 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11407 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11409 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11410 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11412 2007-03-06 Jan Hubicka <jh@suse.cz>
11414 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11415 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11417 (probably_cold_bb_p): Cold functions are cold.
11418 (probably_never_executed_bb_p): Cold functions are cold.
11419 (tree_bb_level_predictions): Predict calls to cold functions as not
11421 (compute_function_frequency): Check hot/cold attributes.
11422 * function.h (function_frequency): Update comments.
11423 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11424 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11425 (c_common_att): Add cold and hot.
11427 * doc/extend.texi (hot,cold attributes): Document.
11429 2007-03-06 Andrew Haley <aph@redhat.com>
11431 * function.c (expand_function_end): Move blockage to just after we
11432 emit the label for the naked return from the function.
11434 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11436 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11439 2007-03-06 Jan Hubicka <jh@suse.cz>
11441 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11442 loaded for constant large models. Non-large 64bit PIC can do.
11443 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11444 * cmodel.h: Add LARGE PIC.
11445 * i386.md (UNSPEC_PLTOFF): New.
11446 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11448 (*call_1_rex64): Disable for large models.
11449 (*call_1_rex64_large): New.
11450 (*call_value_1_rex64): Disable for large models.
11451 (*call_value_1_rex64_large): New.
11452 (set_rip_rex4): New.
11453 (set_got_offset_rex64): New.
11454 * predicates.md (constant_call_address_operand): For large model
11455 constant calls are not possible.
11456 * i386-protos.h (construct_plt_address): Declare.
11457 * i386.c (override_options): Accept large models.
11458 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11459 (legitimate_constant_p): Add new UNSPECs.
11460 (legitimate_pic_operand_p): Likewise.
11461 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11462 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11464 (output_pic_addr_const): Add PLTOFF.
11465 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11466 (ix86_expand_move): Legitimize pic address when in PIC mode.
11467 (construct_plt_address): New function.
11468 (ix86_expand_call): Offload the address to register and use GOT
11469 pointer for large model.
11470 * invoke.texi (mcmodel=large): Update documentation.
11472 2007-03-06 Richard Henderson <rth@redhat.com>
11474 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11475 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11476 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11477 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11478 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11479 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11480 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11481 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11482 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11483 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11484 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11485 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11486 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11487 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11488 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11489 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11490 x86_schedule, x86_use_bt, x86_pad_returns,
11491 x86_use_xchgb): Merge into ...
11492 (ix86_tune_features): ... here. New array.
11493 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11494 x86_bswap): Merge into ...
11495 (ix86_arch_features): ... here. New array.
11496 (x86_3dnow_a): Remove.
11497 (x86_accumulate_outgoing_args): Make static.
11498 (x86_arch_always_fancy_math_387): Make static.
11499 (ix86_tune_mask, ix86_arch_mask): Move ...
11500 (override_options): ... to local variables here. Apply the
11501 appropriate mask to each element of ix86_arch_features and
11502 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11503 as were done in the old macros.
11504 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11505 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11506 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11507 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11508 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11509 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11510 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11511 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11512 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11513 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11514 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11515 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11516 x86_accumulate_outgoing_args, x86_prologue_using_move,
11517 x86_epilogue_using_move, x86_decompose_lea,
11518 x86_arch_always_fancy_math_387, x86_shift1,
11519 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11520 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11521 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11522 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11523 x86_use_incdec, x86_pad_returns, x86_bswap,
11524 x86_partial_flag_reg_stall): Remove.
11525 (enum ix86_tune_indices): New.
11526 (ix86_tune_features): New.
11527 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11528 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11529 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11530 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11531 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11532 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11533 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11534 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11535 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11536 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11537 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11538 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11539 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11540 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11541 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11542 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11543 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11544 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11545 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11546 TARGET_EXT_80387_CONSTANTS): Use it.
11547 (enum ix86_arch_indices): New.
11548 (ix86_arch_features): New.
11549 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11550 TARGET_BSWAP): Use it.
11551 (ix86_tune_mask, ix86_arch_mask): Remove.
11553 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11556 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11557 Define using $${sysroot_headers_suffix}.
11558 * configure: Regenerate.
11559 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11560 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11562 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11563 * gcc.c (print_sysroot_headers_suffix): New.
11564 (option_map): Include --print-sysroot-headers-suffix.
11565 (display_help): Mention -print-sysroot-headers-suffix.
11566 (process_command): Handle -print-sysroot-headers-suffix.
11567 (do_spec_1): Append multilib directory to include-fixed path if
11568 sysroot suffixes in use.
11569 (main): Handle -print-sysroot-headers-suffix.
11570 * Makefile.in (start.encap): Don't depend on xlimits.h
11571 (xlimits.h): Remove.
11572 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11573 limits.h for each multilib in fixinc_list.
11574 (fixinc_list, s-fixinc_list): New.
11575 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11576 generate them for each multilib in fixinc_list.
11577 (stmp-fixproto): Use include-fixed. Run fixproto for each
11578 multilib in fixinc_list.
11579 (mostlyclean): Don't remove xlimits.h.
11580 (clean): Remove include-fixed.
11581 (real-install-headers-tar, real-install-headers-cpio,
11582 real-install-headers-cp): Don't copy include, only include-fixed.
11583 (install-mkheaders): Depend on fixinc_list. Don't depend on
11584 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11585 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11586 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11588 2007-03-06 Jan Hubicka <jh@suse.cz>
11590 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11593 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11595 * configure.ac: Allow tm_file to contain build-directory files.
11596 * configure: Regenerate.
11597 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11598 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11599 * config/m68k/print-sysroot-suffix.sh: New file.
11601 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11603 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11604 of pic_offset_table_rtx if reload_completed.
11605 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11606 PIC_OFFSET_TABLE_REGNUM.
11607 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11609 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11610 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11612 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11614 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11615 functions that call eh_return.
11617 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11619 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11620 functions that need a constant pool.
11622 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11625 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11626 (m68k_preferred_reload_class): Likewise.
11627 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11628 (SECONDARY_RELOAD_CLASS): Define.
11629 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11630 (LIMIT_RELOAD_CLASS): Delete.
11631 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11632 registers from storing bytes.
11633 (m68k_secondary_reload_class): New function.
11634 (m68k_preferred_reload_class): Likewise.
11636 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11638 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11640 (m68k_expand_prologue): Likewise.
11642 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11644 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11645 (mips_expand_epilogue): Add a bool parameter.
11646 (m68k_legitimize_sibcall_address): Declare.
11647 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11648 (m68k_expand_epilogue): Add a parameter to select between sibling
11649 and normal epilogues. Only generate a return for the latter.
11650 (m68k_ok_for_sibcall_p): New function.
11651 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11652 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11653 (sibcall_value, *sibcall_value): Likewise.
11654 (*call, *call_value): Require !SIBLING_CALL_P.
11655 (epilogue): Update call to m68k_expand_epilogue.
11656 (sibcall_epilogue): New pattern.
11657 * config/m68k/predicates.md (const_call_operand): Say that this
11658 predicate applies to sibling calls too.
11659 (sibcall_operand): New predicate.
11661 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11663 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11664 alternatives as movsi_cf.
11665 (movsf_cf_hard): Add commentary.
11667 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11668 Richard Sandiford <richard@codesourcery.com>
11670 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11671 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11672 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11673 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11674 as being live on exit from an interrupt function.
11675 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11676 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11677 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11678 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11679 (m68k_interrupt_function_p): Globalize.
11680 (m68k_compute_frame_layout): Remove reverse mask code.
11681 (m68k_emit_movem, m68k_set_frame_related): New functions.
11682 (m68k_output_function_prologue): Delete in favor of...
11683 (m68k_expand_prologue): ...this new function.
11684 (m68k_output_function_epilogue): Delete in favor of...
11685 (m68k_expand_epilogue): ...this new function.
11686 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11688 (print_operand): Handle %?.
11689 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11690 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11691 (prologue, epilogue): New patterns.
11692 (return): Turn into a define_expand.
11693 (*return): New pattern, derived from old "return" pattern. Use rte
11694 rather than rts for interrupt functions. Only use rtd if the pop
11696 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11697 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11698 (link, *link, unlink, *unlink, load_got): Likewise.
11700 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11704 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11705 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11706 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11707 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11708 and m68k_matches_u_p.
11709 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11710 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11711 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11712 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11713 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11714 (REG_STRICT_P): New macro.
11715 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11716 PCREL_GENERAL_OPERAND_OK.
11717 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11718 m68k_legitimate_base_reg_p.
11719 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11720 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11721 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11722 * config/m68k/m68k.c (m68k_address): New structure.
11723 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11724 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11725 (m68k_jump_table_ref_p, m68k_decompose_address)
11726 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11727 (m68k_matches_u_p): New functions.
11728 (print_operand_address): Rewrite to use m68k_decompose_index.
11730 2007-03-05 David Taylor <dtaylor@emc.com>
11732 * gcc.c: Correct copyright date in --version output.
11734 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11736 * pa.md: In unamed move patterns, disparge copies between general
11737 and floating point registers using '?' modifier. Don't include 'f'
11738 constraint for register preferences in DImode, SImode, HImode and
11739 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11740 Remove constraints for copies between general and floating registers
11741 in soft-float DFmode pattern.
11742 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11746 2007-03-05 Mike Stump <mrs@apple.com>
11748 * c-common.c (targetcm): Add.
11749 * c-opts.c (c_common_handle_option): Handle language specific
11751 * opts.c (handle_option): Verify language for target options, if
11753 * opth-gen.awk: Add CL_LANG_ALL.
11754 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11755 (TARGETCM_INITIALIZER): Add.
11756 * target.h (struct gcc_targetcm): Add.
11758 * targhooks.c (default_handle_c_option): Add.
11759 * targhooks.h (default_handle_c_option): Add.
11760 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11762 * config/darwin.opt (iframework): Add.
11763 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11764 * config/darwin-c.c (handle_c_option): Add.
11765 (TARGET_HANDLE_C_OPTION): Add.
11767 * doc/invoke.texi (Darwin Options): Add -iframework.
11769 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11771 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11774 2007-03-05 Ian Lance Taylor <iant@google.com>
11776 * c.opt (fgnu89-inline): New option.
11777 * c-opts.c (c_common_post_options): Set default value for
11779 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11780 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11782 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11783 (grokdeclarator, start_function): Likewise.
11784 * c-cppbuiltin.c (c_cpp_builtins): Define either
11785 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11786 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11787 (C Dialect Options): Document -fgnu89-inline.
11788 * doc/extend.texi (Function Attributes): Explain what the
11789 gnu_inline attribute does.
11790 * doc/cpp.texi (Common Predefined Macros): Document
11791 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11793 2007-03-05 Ian Lance Taylor <iant@google.com>
11795 PR tree-optimization/31034
11796 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11797 half-range if the other side is an overflow infinity.
11799 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11801 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11802 (bfin*-linux-uclibc*): New configuration.
11803 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11805 * config/bfin/linux.h: New file.
11806 * config/bfin/libgcc-bfin.ver: New file.
11807 * config/bfin/t-bfin-uclinux: New file.
11808 * config/bfin/t-bfin-linux: New file.
11809 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11810 (TARGET_OS_CPP_BUILTINS): New macro.
11812 2007-03-05 Richard Guenther <rguenther@suse.de>
11814 * fold-const.c (fold_binary): Remove duplicate folding
11815 of comparison of non-null ADDR_EXPR against null.
11817 2007-03-05 Richard Guenther <rguenther@suse.de>
11818 Dorit Nuzman <dorit@il.ibm.com>
11820 PR tree-optimization/26420
11821 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11822 are no loops in the function. Only print the number of
11823 vectorized loops if it is greater than zero or we are supposed
11824 to print information about unvectorized loops.
11826 2007-03-05 Revital Eres <eres@il.ibm.com>
11828 * gcc.dg/var-expand1.c: New test.
11829 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11830 when an accumulator is expanded.
11832 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11835 * c-common.c (convert_and_check): Don't give warnings for
11836 conversion if 'expr' already overflowed.
11838 2007-03-04 Roger Sayle <roger@eyesopen.com>
11840 PR middle-end/30744
11841 * fold-const.c (fold_comparison): Enforce type consistency when
11842 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11844 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11846 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11847 containing a cast to the base of TARGET_MEM_REF.
11849 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11851 * tree.c (tree_contains_struct_check_failed): Remove spurious
11852 whitespace from error message.
11854 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11857 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11858 instead of precision.
11860 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11861 Nathan Sidwell <nathan@codesourcery.com>
11863 * emit-rtl.c (find_auto_inc): New.
11864 (try_split): recreate REG_INC notes,
11865 Use regular for loops rather than whiles.
11867 2007-03-03 Andreas Schwab <schwab@suse.de>
11869 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11870 * configure: Regenerate.
11872 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11874 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11875 flag_rounding_math, not flag_unsafe_math_optimizations.
11877 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11879 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11880 alpha_fold_vector_minmax): Likewise.
11881 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11882 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11884 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11886 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11887 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11888 if the lhs has side-effects.
11889 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11891 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11893 * config/i386/i386.h (TUNEMASK): Remove define.
11894 (ARCHMASK): Remove define.
11895 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11896 Use ix86_arch_mask variable instead of ARCHMASK.
11897 * config/i386/i386.c (override_options): Ditto.
11898 (standard_80387_constant_p): Ditto.
11900 2007-03-02 Ian Lance Taylor <iant@google.com>
11902 Used signed infinities in VRP.
11903 * tree-vrp.c (uses_overflow_infinity): New static function.
11904 (supports_overflow_infinity): New static function.
11905 (make_overflow_infinity): New static function.
11906 (negative_overflow_infinity): New static function.
11907 (positive_overflow_infinity): New static function.
11908 (is_negative_overflow_infinity): New static function.
11909 (is_positive_overflow_infinity): New static function.
11910 (is_overflow_infinity): New static function.
11911 (overflow_infinity_range_p): New static function.
11912 (compare_values_warnv): New function split out of compare_values.
11913 (compare_value): Call it.
11914 (set_value_range_to_nonnegative): Add overflow_infinity
11915 parameter. Change caller.
11916 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11918 (vrp_expr_computes_nonzero): Likewise.
11919 (compare_ranges, compare_range_with_value): Likewise.
11920 (compare_name_with_value, compare_names): Likewise.
11921 (vrp_evaluate_conditional): Likewise.
11922 (set_value_range): Handle infinity
11923 (vrp_operand_equal_p, operand_less_p): Likewise.
11924 (extract_range_from_assert): Likewise.
11925 (vrp_int_const_binop): Likewise.
11926 (extract_range_from_binary_expr): Likewise.
11927 (extract_range_from_unary_expr): Likewise.
11928 (extract_range_from_comparison): Likewise.
11929 (extract_range_from_expr): Likewise.
11930 (dump_value_range): Likewise.
11931 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11932 (test_for_singularity): Likewise.
11933 (vrp_int_const_binop): Remove inline qualifier.
11934 (adjust_range_with_scev): Add comment.
11935 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11937 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11939 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11940 (get_constraint_for): Likewise.
11941 (do_structure_copy): Likewise.
11942 (find_func_aliases): Fix references to MODIFY_EXPR.
11943 (intra_create_variable_infos): Tidy.
11944 * tree-ssa-operands.c (add_virtual_operand): Add argument
11946 When adding members of alias sets, if IS_CALL_SITE is true and
11947 the symbol is not call-clobbered, skip it.
11948 Adjust all callers.
11950 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11952 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11953 entry by means of emit_insn_at_entry.
11955 2007-03-02 Richard Henderson <rth@redhat.com>
11957 * expr.h (promoted_input_arg): Remove decl.
11958 * function.c (promoted_input_arg): Merge into ...
11959 * combine.c (setup_incoming_promotions): ... only caller.
11960 Rearrange to avoid double loop.
11962 2007-03-02 Ben Elliston <bje@au.ibm.com>
11963 Peter Bergner <bergner@vnet.ibm.com>
11964 Janis Johnson <janis187@us.ibm.com>
11966 * config/rs6000/dfp.md: New file.
11967 * config/rs6000/rs6000.md: Include dfp.md.
11968 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11969 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11970 and TDmode decimal float modes in FP registers.
11971 (num_insns_constant): Likewise.
11972 (rs6000_legitimate_offset_address_p): Likewise.
11973 (rs6000_legitimize_address): Likewise.
11974 (rs6000_legitimize_reload_address): Likewise.
11975 (rs6000_legitimate_address): Likewise.
11976 (rs6000_emit_move): Likewise.
11977 (function_arg_boundary): Likewise.
11978 (function_arg_advance): Likewise.
11979 (rs6000_darwin64_record_arg_recurse): Likewise.
11980 (function_arg): Likewise.
11981 (rs6000_gimplify_va_arg): Likewise.
11982 (rs6000_split_multireg_move): Likewise.
11983 (rs6000_output_function_epilogue): Likewise.
11984 (rs6000_output_function_epilogue): Likewise.
11985 (rs6000_register_move_cost): Likewise.
11986 (rs6000_function_value): Likewise.
11987 (rs6000_libcall_value): Likewise.
11989 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11991 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11993 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11995 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11996 Use $MULTIDIR to choose between the kernel and RTP headers,
11997 and use $WIND_BASE and $WIND_USR to locate them.
11999 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12001 * config/i386/i386.c (override_options): Put initialization of
12002 ix86_tune_mask and ix86_arch_mask to the correct place.
12004 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12005 Michael Meissner <michael.meissner@amd.com>
12008 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12009 (ARCHMASK): Define.
12010 (TARGET_CMOVE): Use ARCHMASK.
12011 (TARGET_CMPXCHG): Ditto.
12012 (TARGET_CMPXCHG8B): Ditto.
12013 (TARGET_XADD): Ditto.
12014 (TARGET_BSWAP): Ditto.
12015 * config/i386/i386.c (ix86_tune_mask): New global variable.
12016 (ix86_arch_mask): Ditto.
12017 (override_options): Initialize ix86_tune_mask and
12018 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12021 2007-03-02 Ben Elliston <bje@au.ibm.com>
12024 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12026 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12028 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12029 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12030 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12031 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12033 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12034 rs6000_init_dwarf_reg_sizes_extra): New.
12035 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12036 SPE register high parts.
12038 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12040 * Makefile.in: Add install-pdf target as
12041 copied from automake v1.10 rules.
12042 * configure.ac: Add install-pdf to target list.
12043 * configure: Regenerate.
12045 2007-03-01 Paul Brook <paul@codesourcery.com>
12047 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12048 modes to LDRD for DImode.
12049 (output_move_double): Fixup out of range ldrd/strd.
12050 (vfp_secondary_reload_class): Rename...
12051 (coproc_secondary_reload_class): ... to this. Add wb argument.
12052 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12053 coproc_secondary_reload_class for CLASS_IWMMXT.
12054 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12055 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12057 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12059 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12060 unroll factor by the estimated number of iterations.
12061 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12062 than prefetch latency.
12064 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12065 decode_caches_intel, detect_caches_intel): New functions.
12066 (host_detect_local_cpu): Use detect_caches_amd and
12067 detect_caches_intel.
12069 2007-03-01 Richard Henderson <rth@redhat.com>
12071 * expr.c (emit_move_complex_push): Export.
12072 (emit_move_complex_parts): Split out from ...
12073 (emit_move_complex): ... here.
12074 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12075 * config/i386/i386.md (movcdi): New.
12077 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12079 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12080 size of mode1 to check for tieable modes in MMX case.
12082 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12084 * Makefile.in (rtlanal.o): Depend on tree.h.
12085 * rtl.h (offset_within_section_p, split_const): Declare.
12086 * rtlanal.c: Include tree.h.
12087 (offset_within_block_p): New function, taken from
12088 mips_offset_within_object_p.
12089 (split_const): New function, taken from mips_split_const.
12090 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12092 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12093 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12094 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12095 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12096 (m68k_illegitimate_symbolic_constant_p): New function.
12097 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12098 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12099 symbolic constant that might be outside the symbol's section,
12100 move the symbol first and then add the offset.
12101 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12103 * config/mips/mips.c (mips_split_const): Delete.
12104 (mips_offset_within_object_p): Delete.
12105 (mips_symbolic_constant_p): Use offset_within_section_p and
12106 split_const instead of mips_offset_within_object_p and
12108 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12109 (mips_legitimize_const_move, print_operand_reloc)
12110 (mips_dangerous_for_la25_p): Use split_const instead of
12113 2007-02-28 Eric Christopher <echristo@apple.com>
12115 * Makefile.in (install-include-dir): Don't rm -rf include.
12117 2007-02-28 Richard Guenther <rguenther@suse.de>
12119 PR middle-end/30364
12120 * fold-const.c (fold_binary): Do not associate expressions
12121 with more than one variable for integer types that do not wrap.
12123 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12125 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12126 Delete, and replace with...
12127 (fold_builtin_call_array): This. Update callers to use it.
12128 * fold-const.c (fold_build_call_list): Delete, and replace with...
12129 (fold_build_call_array): This.
12130 (fold_build_call_list_initializer): Delete, and replace with...
12131 (fold_build_call_array_initializer): This.
12132 * tree.h: Update declarations to reflect above changes.
12134 * c-typeck.c (build_function_call): Store converted arguments
12135 in a stack-allocated array instead of building a list.
12136 (convert_arguments): Store arguments in the array passed in as an
12137 argument, and return the actual number of arguments.
12138 * c-format.c: (check_function_format): Pass arguments in an
12139 array instead of a list.
12140 * c-common.c (check_function_nonnull): Likewise.
12141 (check_function_sentinel): Likewise.
12142 (check_function_arguments): Likewise.
12143 * c-common.h: Update declarations to reflect above changes.
12145 2007-02-28 Jan Hubicka <jh@suse.cz>
12147 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12148 PRED_NEGATIVE_RETURN): Update outcomes.
12150 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12152 * calls.c (emit_library_call_value_1): Handle partial registers
12153 correctly when building up CALL_INSN_FUNCTION_USAGE.
12155 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12157 * pa/predicates.md (move_src_operand): Allow zero for mode.
12158 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12161 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12164 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12165 *movv2df_internal): Enable pattern only for valid operand
12167 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12168 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12170 2007-02-27 Mike Stump <mrs@apple.com>
12172 * config/darwin-crt3.c: Avoid compilation when compiling for a
12175 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12177 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12179 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12180 for fixed headers and limits.h.
12181 (install-include-dir, install-headers-tar, install-headers-cpio,
12182 install-headers-cp, real-install-headers-tar,
12183 real-install-headers-cpio, real-install-headers-cp): Handle
12184 include-fixed as well as include.
12185 (install-mkheaders): Don't install files that go only in include
12187 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12188 from GCC_INCLUDE_DIR.
12189 * gcc.c (process_command): Remove special -BstageN/ handling.
12190 (do_spec_1): Add include-fixed directories.
12192 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12194 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12196 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12198 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12201 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12203 * c-common.c (get_priority): Add check for
12204 SUPPORTS_INIT_PRIORITY.
12206 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12208 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12210 * config/bfin/bfin.c: Include "cfglayout.h".
12211 (MAX_LSETUP_DISTANCE): New macro.
12212 (struct loop_info): New members incoming, incoming_src and
12213 incoming_dest. Delete member predecessor.
12214 (length_for_loop): New function.
12215 (bfin_optimize_loop): Handle more different loop structures.
12216 (bfin_discover_loop): Rework detection of predecessor blocks by
12217 examining incoming edges.
12218 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12220 (bfin_reorder_loops): New function.
12221 (bfin_reorg_loops): Use these three new functions.
12223 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12224 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12225 (CONSTRAINT_LEN): Add entry for 'q'.
12226 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12227 Add 'q' constraints.
12228 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12229 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12231 * config/bfin/bfin.md (add_with_carry): New pattern.
12232 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12233 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12234 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12235 support unsigned multiplies too. Removed incorrect commutativity from
12236 operand 1 constraint where appropriate.
12237 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12239 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12240 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12242 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12243 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12244 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12245 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12246 usmulhisi_hh_huh): New patterns.
12248 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12249 lshifthi3): Fix output template to use half reg for operand 2.
12251 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12254 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12256 2007-02-27 Andreas Schwab <schwab@suse.de>
12258 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12260 2007-02-27 Jan Hubicka <jh@suse.cz>
12262 * predict.c (last_basic_block_p): Remove.
12263 (tree_estimate_probability): Update return heuristic for commonized
12266 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12268 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12270 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12272 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12273 * doc/cpp.texi: Standardize title page.
12274 * doc/cppinternals.texi: Likewise.
12275 * doc/gcc.texi: Standardize title page, remove version number
12276 from copyright page.
12277 * doc/gccint.texi: Likewise.
12278 * doc/install.texi: Standardize title page, add table of
12281 2007-02-26 Jan Hubicka <jh@suse.cz>
12283 * predict.def: Set outcomes according to more recent results.
12284 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12285 Remove dead predictors.
12286 * predict.c (return_prediction): Fix pasto.
12288 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12290 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12291 change; avoid a memory leak when returning early.
12293 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12295 * c-decl.c (static_ctors): Move to c-common.c.
12296 (static_dtors): Likewise.
12297 (finish_function): Use c_record_cdtor_fn.
12298 (build_cdtor): Move to c-common.c.
12299 (c_write_global_declarations): Use c_build_cdtor_fns.
12300 * c-common.h (static_ctors): Declare.
12301 (static_dtors): Likewise.
12302 (c_record_cdtor_fn): Likewise.
12303 (c_build_cdtor_fns): Likewise.
12304 * c-common.c (static_ctors): New variable.
12305 (static_dtors): Likewise.
12306 (c_record_cdtor_fn): New function.
12307 (build_cdtor): Move from c-decl.c
12308 (c_build_cdtor_fns): New function.
12310 * output.h (assemble_addr_to_section): Declare.
12311 (get_cdtor_priority_section): Likewise.
12312 * varasm.c (assemble_addr_to_section): New function.
12313 (get_cdtor_priority_section): Likewise.
12314 (default_named_section_asm_out_destructor): Use them.
12315 (destor_dtor_section_asm_out_destructor): Likewise.
12316 (default_named_section_asm_out_constructor): Likewise.
12317 (default_ctor_section_asm_out_constructor): Likewise.
12318 * config.gcc (*-*-vxworks*): Include vxworks.o.
12319 * config/t-vxworks (vxworks.o): New target.
12320 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12321 (TARGET_ASM_CONSTRUCTOR): Define.
12322 (TARGET_ASM_DESTRUCTOR): Likewise.
12323 (vxworks_asm_out_constructor): Declare.
12324 (vxworks_asm_out_destructor): Likewise.
12326 * c-common.c (get_priority): Check that we have not just an
12327 INTEGER_CST, but an integer constant with integeral type.
12329 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12331 PR tree-optimization/30938
12332 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12333 use &dt[nargs-1] instead of &dt[nargs] in the call to
12334 vect_is_simple_use().
12336 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12338 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12339 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12340 Do not attempt to handle MEM inside auto-inc expressions.
12341 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12342 of a register modified by an auto-inc expression. However, do handle
12343 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12344 (elimination_effects): Prohibit elimination of a register modified
12345 by an auto-inc expression. Disable register elimination rules whose
12346 target register is modified by an auto-inc expression with variable
12349 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12351 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12353 (array_at_struct_end_p): New function.
12354 (idx_infer_loop_bounds): Use it.
12355 (estimate_numbers_of_iterations_loop): Export.
12356 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12357 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12358 (tree_estimate_probability): Call record_loop_exits.
12359 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12360 (estimated_loop_iterations, estimated_loop_iterations_int,
12361 estimated_loop_iterations_tree): New functions.
12362 (analyze_siv_subscript_cst_affine,
12363 compute_overlap_steps_for_affine_1_2,
12364 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12365 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12366 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12367 (PRED_LOOP_ITERATIONS_GUESSED): New.
12368 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12369 * cfgloop.h (estimate_numbers_of_iterations_loop,
12370 estimated_loop_iterations_int): Declare.
12372 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12374 * doc/extend.texi: Document optional priority argument to
12375 constructors and destructors.
12376 * tree.c (init_priority_for_decl): Adjust GTY markers.
12377 (init_ttree): Use priority-info hash functions for
12378 init_priority_for_decl.
12379 (tree_map_eq): Rename to ...
12380 (tree_map_base_eq): ... this.
12381 (tree_map_marked_p): Rename to ...
12382 (tree_map_base_marked_p): ... this.
12383 (tree_map_base_hash): New function.
12384 (decl_init_priority_lookup): Rework.
12385 (decl_fini_priority_lookup): New function.
12386 (decl_priority_info): New function.
12387 (decl_init_priority_insert): Use it.
12388 (decl_fini_priority_insert): Likewise.
12389 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12391 (decl_restrict_base_insert): Likewise.
12392 (decl_debug_expr_insert): Likewise.
12393 (decl_value_expr_lookup): Likewise.
12394 (decl_value_expr_insert): Likewise.
12395 * tree.h (priority_type): New type.
12396 (decl_init_priority_lookup): Use priority_type.
12397 (decl_fini_priority_lookup): New function.
12398 (decl_init_priority_insert): Use priority_type.
12399 (decl_fini_priority_insert): New function.
12400 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12401 (DECL_INIT_PRIORITY): Likewise.
12402 (SET_DECL_INIT_PRIORITY): Add comment.
12403 (DECL_FINI_PRIORITY): New macro.
12404 (SET_DECL_FINI_PRIORITY): Likewise.
12405 (DEFAULT_INIT_PRIORITY): Document.
12406 (MAX_INIT_PRIORITY): Likewise.
12407 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12408 (tree_map_base): New type.
12409 (tree_map_base_eq): New function.
12410 (tree_map_base_hash): Likewise.
12411 (tree_map_base_marked_p): Likewise.
12412 (tree_map): Inherit from tree_map_base.
12413 (tree_map_eq): Make it a macro.
12414 (tree_map_marked_p): Likewise.
12415 (tree_int_map): Inherit from tree_map_base.
12416 (tree_int_map_eq): Make it a macro.
12417 (tree_int_map_hash): Likewise.
12418 (tree_int_map_marked_p): Likewise.
12419 (tree_priority_map): New type.
12420 (tree_priority_map_eq): New macro.
12421 (tree_priority_map_hash): Likewise.
12422 (tree_priority_map_marked_p): Likewise.
12423 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12425 (emutls_common_1): Likewise.
12426 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12427 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12428 of tree_map hierarchy.
12429 * tree-cfg.c (move_stmt_r): Likewise.
12430 (new_label_mapper): Likewise.
12431 * c-tree.h (c_expand_body): Move to ...
12432 * c-common.h (c_expand_body): ... here.
12433 * c-decl.c (c_expand_body): Move to ...
12434 * c-common.c (c_expand_body): ... here.
12435 (c_common_attribute_table): Allow 1 argument for the constructor
12436 and destructor attributes.
12437 (get_priority): New function.
12438 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12439 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12441 2007-02-24 Jan Hubicka <jh@suse.cz>
12443 PR middle-end/30509
12444 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12445 copying for inlining.
12447 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12448 Jan Hubicka <jh@suse.cz>
12451 * i386.c (counter_mode): New function.
12452 (expand_set_or_movmem_via_loop): Use it.
12453 (expand_movmem_epilogue): Likewise; fix pasto.
12454 (ix86_expand_movmem): Do emit guard even for constant counts.
12455 (ix86_expand_setmem): Likewise.
12457 2007-02-25 Nick Clifton <nickc@redhat.com>
12459 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12460 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12462 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12465 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12466 count argument with 0x10, not with 0x16.
12467 (expand_setmem_epilogue): Ditto.
12469 2007-02-24 Mike Stump <mrs@apple.com>
12471 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12474 2007-02-24 Richard Guenther <rguenther@suse.de>
12476 PR middle-end/30951
12477 * fold-const.c (fold_binary): Fold x +- CST op x for
12478 EQ_EXPR and NE_EXPR.
12480 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12482 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12484 2007-02-24 Jan Hubicka <jh@suse.cz>
12486 * cgraphunit.c (decide_is_function_needed): Honor
12487 -fkeep-inline-functions.
12489 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12491 * builtins.c (fold_builtin_modf): New.
12492 (fold_builtin_2): Use it.
12494 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12496 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12497 (determine_max_iter): Take additional LOOP arg; all callers changed.
12498 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12499 one using simplifications.
12500 (simplify_using_initial_values): Return if the expression becomes
12501 invalid due to altered regs.
12503 2007-02-23 DJ Delorie <dj@redhat.com>
12505 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12507 2007-02-23 Mike Stump <mrs@apple.com>
12509 * tlink.c (scan_linker_output): Parse linker messages from
12510 darwin9's linker better.
12512 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12515 * varpool.c (varpool_assemble_pending_decls): Set
12516 varpool_last_needed_node to null.
12518 2007-02-23 DJ Delorie <dj@redhat.com>
12520 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12521 alignment bigger than the object file can handle.
12523 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12526 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12527 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12528 (*movsf_1): Penalize MMX moves.
12530 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12532 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12533 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12535 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12537 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12539 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12540 (fold_builtin_1): Use them.
12541 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12542 BUILT_IN_SIGNIFICAND.
12544 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12546 * config/i386/i386.c (bdesc_1arg): Initialize
12547 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12548 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12549 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12550 and IX86_BUILTIN_MOVSLDUP.
12552 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12554 PR rtl-optimization/30841
12555 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12557 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12559 * builtins.c (fold_builtin_frexp): New.
12560 (fold_builtin_2): Use it.
12562 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12564 * doc/invoke.texi (Spec Files): Document getenv spec function.
12566 * gcc.c (getenv_spec_function): New function.
12567 (static_spec_functions): Add it.
12568 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12569 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12572 2007-02-22 Michael Matz <matz@suse.de
12575 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12576 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12578 2007-02-22 Ian Lance Taylor <iant@google.com>
12581 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12582 (mem_loc_descriptor): Call it.
12584 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12585 Ira Rosen <irar@il.ibm.com>
12587 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12589 2007-02-22 Ira Rosen <irar@il.ibm.com>
12591 PR tree-optimization/30843
12592 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12593 stores only after all the group is vectorized.
12595 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12597 PR tree-optimization/30858
12598 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12599 in the reduction cycle have a single use in the loop.
12600 * tree-vectorizer.h (relevant): Add documentation.
12602 2007-02-20 Mike Stump <mrs@apple.com>
12604 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12605 * configure: Regenerate.
12607 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12609 Change the defaults of some parameters and options.
12610 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12611 * config/spu/spu.c (spu_optimization_options): Add.
12612 (spu_override_options): Change params in spu_optimization_options.
12613 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12615 Register 127 is only 16 byte aligned when used as a frame pointer.
12616 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12617 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12618 HARD_FRAME_POINTER_REGNUM.
12619 (spu_legitimate_address): Use regno_aligned_for_reload.
12620 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12621 aligned when frame_pointer_needed is true.
12622 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12624 * config/spu/spu.h (INIT_EXPANDERS): Define.
12626 Make sure shift and rotate instructions have valid immediate operands.
12627 * config/spu/predicates.md (spu_shift_operand): Remove.
12628 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12629 * config/spu/constraints.md (W, O): Extend range.
12630 * config/spu/spu.md (umask, nmask): Define.
12631 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12632 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12633 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12634 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12635 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12636 (lshr<mode>3_reg): Fix rtl description.
12638 Make sure mulhisi immediate operands are valid.
12639 * config/spu/predicates.md (imm_K_operand): Add.
12640 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12642 Generate constants using fsmbi and andi.
12643 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12644 (print_operand, spu_split_immediate, classify_immediate,
12645 fsmbi_const_p): Handle IC_FSMBI2.
12647 Correctly handle a CONST_VECTOR containing symbols.
12648 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12649 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12650 (immediate_load_p): Allow symbols that use 2 instructions to create.
12651 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12652 with symbols when flag_pic is set.
12653 (const_vector_immediate_p): New.
12654 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12655 accept a CONST_VECTOR with symbols.
12656 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12657 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12659 * config/spu/spu.md (high, low): Delete.
12660 (low_<mode>): Define.
12662 Remove INTRmode and INTR_REGNUM, which didn't work.
12663 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12665 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12666 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12667 peephole2 pattern): Don't use INTR or 131.
12668 (movintrcc): Delete.
12669 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12670 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12671 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12672 (UNSPEC_SET_INTR): Add.
12673 * config/spu/spu-modes.def (INTR): Remove.
12675 More accurate warnings about run-time relocations.
12676 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12678 Correctly warn about immediate arguments to specific intrinsics.
12679 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12680 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12681 the instruction predicate.
12683 Fix tree check errors with latest update.
12684 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12686 (spu_expand_builtin): Use CALL_EXPR_FN.
12688 Add missing specific intrinsics.
12689 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12691 * config/spu/spu_internals.h: Ditto.
12693 Fix incorrect operand modifiers.
12694 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12695 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12697 Optimize one case of zero_extend of a vec_select.
12698 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12700 Accept any immediate for hbr.
12701 * config/spu/spu.md (hbr): Change s constraints to i.
12703 2007-02-21 Paul Brook <paul@codesourcery.com>
12705 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12706 condexec_count when skipping USE and CLOBBER.
12708 2007-02-21 Nick Clifton <nickc@redhat.com>
12710 * common.opt (Warray-bounds): Add Warning attribute.
12711 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12713 (fsized-zeroes): Add Optimization attribute.
12714 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12715 * c.opt (Wc++0x-compat): Add Warning attribute.
12717 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12719 PR middle-end/30761
12720 * reload1.c (eliminate_regs_in_insn): In the single_set special
12721 case, attempt to re-recognize the insn before falling back to
12722 having reload fix it up.
12724 2007-02-20 Eric Christopher <echristo@gmail.com>
12726 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12727 Rewrite accordingly.
12728 (frv_read_iacc_argument): Ditto.
12729 (frv_expand_set_builtin): Take a call instead of arglist, update for
12731 (frv_expand_unop_builtin): Ditto.
12732 (frv_expand_binop_builtin): Ditto.
12733 (frv_expand_cut_builtin): Ditto.
12734 (frv_expand_binopimm_builtin): Ditto.
12735 (frv_expand_voidbinop_builtin): Ditto.
12736 (frv_expand_int_void2arg): Ditto.
12737 (frv_expand_prefetches): Ditto.
12738 (frv_expand_voidtriop_builtin): Ditto.
12739 (frv_expand_voidaccop_builtin): Ditto.
12740 (frv_expand_load_builtin): Ditto.
12741 (frv_expand_store_builtin): Ditto.
12742 (frv_expand_mdpackh_builtin): Ditto.
12743 (frv_expand_mclracc_builtin): Ditto.
12744 (frv_expand_mrdacc_builtin): Ditto.
12745 (frv_expand_mwtacc_builtin): Ditto.
12746 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12749 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12751 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12752 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12754 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12755 point instructions.
12756 * configure: Regenerate.
12757 * config.in: Regenerate.
12758 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12759 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12760 masks to power6 and power6x and to POWERPC_MASKS.
12761 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12763 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12764 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12765 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12766 Access PROTOTYPE as variable, not mask.
12768 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12770 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12771 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12772 * combine.c (adjust_for_new_dest): Use it.
12773 * postreload.c (reload_combine): Likewise.
12775 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12777 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12778 notes on an insn with multiple sets, even if single_set returns
12779 non-NULL for that insn.
12781 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12783 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12784 scalbn and scalbln.
12786 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12788 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12789 if user didn't pass it.
12790 * config/i386/darwin.h (CC1_SPEC): Likewise.
12791 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12792 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12793 -mmacosx-version-min.
12795 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12796 Uros Bizjak <ubizjak@gmail.com>
12798 * optabs.h (enum optab_index): Add new OTI_scalb.
12799 (scalb_optab): Define corresponding macro.
12800 * optabs.c (init_optabs): Initialize scalb_optab.
12801 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12803 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12804 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12805 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12806 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12807 flag_unsafe_math_optimizations is set.
12809 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12810 to implement scalbf, scalb and scalbl built-ins as inline x87
12813 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12814 DJ Delorie <dj@redhat.com>
12817 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12818 (diagnostic_report_diagnostic): ... here, and turn them into real
12819 errors. If warnings are inhibited, no need to do anything.
12821 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12823 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12824 better code generation.
12826 2007-02-20 Ben Elliston <bje@au.ibm.com>
12828 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12830 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12832 * config/alpha/alpha.c, config/alpha/alpha.md,
12833 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12834 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12835 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12836 config/arm/lib1funcs.asm: Follow spelling conventions.
12838 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12839 config/fr30/fr30.md, config/i386/i386.h,
12840 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12841 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12842 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12843 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12844 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12845 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12846 config/sparc/sparc.c, config/sparc/sparc.h,
12847 config/sparc/sparc.md, config/spu/constraints.md,
12848 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12851 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12854 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12857 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12859 * doc/invoke.texi (-ftree-lrs): Remove.
12861 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12863 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12866 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12868 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12869 new CALL_EXPR_FN macro for retrieving the function
12870 declaration of the input expression.
12872 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12874 * c.opt (Waddress): New.
12875 * common.opt (Walways-true): Delete.
12876 (Wstring-literal-comparison): Delete.
12877 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12878 -Wstring-literal-comparison. Add -Waddress.
12880 (Walways-true): Delete.
12881 (Wstring-literal-comparison): Delete.
12882 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12883 consistently instead of -Walways-true in example.
12884 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12885 * c-typeck.c (parser_build_binary_op): Replace
12886 -Wstring-literal-comparison and -Walways-true with -Waddress.
12887 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12890 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12892 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12893 without DECL_STRUCT_FUNCTION initialized.
12895 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12897 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12898 due to calls to functions taking pointers as parameters.
12900 2007-02-19 Richard Henderson <rth@redhat.com>
12903 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12906 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12908 * config/s390/s390.c (s390_call_saved_register_used,
12909 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12910 accessed to the new scheme.
12912 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12914 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12915 (cris_print_index, cris_print_operand, cris_print_operand_address)
12916 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12917 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12918 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12919 GET_CODE () == xxx.
12920 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12921 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12922 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12923 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12924 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12925 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12926 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12927 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12928 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12929 (uminsi3, call, call_value): Ditto.
12930 (define_split: indir_to_reg_split, unnamed): Ditto.
12932 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12934 PR tree-optimization/30975
12935 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12938 2007-02-18 Eric Christopher <echristo@gmail.com>
12940 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12941 Remove use of arglist.
12942 (mips_expand_builtin): Remove use of arglist, pass in expr.
12943 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12944 (mips_expand_builtin_movtf): Ditto.
12945 (mips_expand_builtin_compare): Ditto.
12947 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12949 * tree-sra.c (sra_build_assignment): Replace assertion
12950 checking with a comment explaining why it can't be done.
12952 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12954 PR middle-end/30833
12955 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12956 during CALL_EXPR representation conversion.
12957 * tree-ssa-propagate.c (set_rhs): Likewise.
12959 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12961 * tree-sra.c (sra_build_assignment): Disable assertion checking
12964 2007-02-18 Roger Sayle <roger@eyesopen.com>
12966 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12967 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12968 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12970 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12971 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12972 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12973 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12974 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12975 force_gimple_operand): Likewise.
12976 * ipa-cp.c (constant_val_insert): Likewise.
12977 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12978 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12979 perfect_nestify): Likewise.
12980 * langhooks.c (lhd_omp_assignment): Likewise.
12981 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12982 lower_copyprivate_clauses, lower_send_clauses,
12983 lower_send_shared_vars, expand_parallel_call,
12984 expand_omp_for_generic, expand_omp_for_static_nochunk,
12985 expand_omp_for_static_chunk, expand_omp_sections,
12986 lower_omp_single_copy, lower_omp_for_lastprivate,
12987 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12988 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12989 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12992 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12994 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12995 config/sh/sh.md: Follow spelling conventions.
12997 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12998 config/frv/predicates.md: Follow spelling conventions.
13000 * config/m68k/linux-unwind.h: Fix a comment typo.
13001 * target.h: Follow spelling conventions.
13003 2007-02-18 Roger Sayle <roger@eyesopen.com>
13005 PR rtl-optimization/28173
13006 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13007 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13008 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13009 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13010 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13012 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13014 * builtins.c (fold_builtin_load_exponent): New.
13015 (fold_builtin_2): Use it.
13017 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13019 PR rtl-optimization/30773
13020 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13021 if we fail to attach a REG_EQUIV note.
13023 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13024 Roger Sayle <roger@eyesopen.com>
13026 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13028 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13030 * calls.c (initialize_argument_information): Pass original EXP
13031 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13032 code to split complex arguments here, as part of initializing the
13034 (expand_call): Remove code that builds a list of arguments and
13035 inserts implicit arguments into it. Instead, just count how many
13036 implicit arguments there will be so we can determine the size of
13037 the ARGS array, and let initialize_argument_information do the work.
13038 (split_complex_values): Delete unused function.
13040 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13042 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13044 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13046 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13047 for arg pointer based indexed addressing.
13049 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13051 * config/ia64/ia64.h, config/ia64/ia64.md,
13052 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13053 spelling conventions.
13055 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13057 * config/m68k/m68k.c (split_di): New.
13058 * config/m68k/m68k-protos.h: Declare split_di.
13059 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13060 Improve predicate handling and split constant shifts.
13062 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13064 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13065 parameter for register bitfield operations, general predicates
13068 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13070 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13071 * config/m68k/linux-unwind.h: New file.
13073 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13075 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13076 config/i386/athlon.md, config/ia64/ia64.md,
13077 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13078 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13079 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13080 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13081 tree-vect-transform.c: Fix comment typos.
13083 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13085 * sched-deps.c (find_insn_list): Remove.
13086 * sched-int.h: Remove the prototype for find_insn_list.
13088 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13090 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13092 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13093 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13094 darwin_rs6000_override_options.
13095 (C_COMMON_OVERRIDE_OPTIONS): Expect
13096 darwin_macosx_version_min to be non-NULL always.
13097 (TARGET_C99_FUNCTIONS): Likewise.
13098 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13099 (DARWIN_MINVERSION_SPEC): New.
13100 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13101 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13103 (DARWIN_MINVERSION_SPEC): New.
13104 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13106 * config/darwin-c.c (darwin_cpp_builtins): Expect
13107 darwin_macosx_version_min to be non-NULL always.
13109 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13111 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13113 * config/i386/i386.h (x86_use_xchgb): New.
13114 (TARGET_USE_XCHGB): New macro.
13115 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13116 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13117 Split after reload into bswaphi for shifts of 8.
13118 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13119 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13120 or when optimizing for size.
13122 2007-02-16 Richard Guenther <rguenther@suse.de>
13123 Christian Bruel <christian.bruel@st.com>
13125 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13126 DECLs but prefer SSA_NAMEs over DECLs.
13128 2007-02-16 Richard Guenther <rguenther@suse.de>
13130 * tree-flow-inline.h (single_imm_use_p): Remove.
13131 (zero_imm_uses_p): Likewise.
13132 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13133 instead of single_imm_use_p.
13134 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13137 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13140 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13141 nested double- and backquotes.
13143 2007-02-15 Roger Sayle <roger@eyesopen.com>
13145 PR middle-end/30391
13146 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13147 should be unreachable.
13148 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13149 For the time being redirect GIMPLE_MODIFY_STMT to the new
13150 (renamed) build_gimple_modify_stmt_stat.
13151 (build2_gimple_stat): Rename to...
13152 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13153 Always build a GIMPLE_MODIFY_STMT node.
13154 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13155 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13158 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13159 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13160 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13161 expand_complex_div_wide): Likewise.
13162 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13163 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13164 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13165 * tree-ssa-loop-manip.c (create_iv): Likewise.
13166 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13167 abs_replacement): Likewise.
13168 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13169 realify_fake_stores): Likewise.
13171 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13172 node rather than a GIMPLE_MODIFY_STMT node.
13173 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13174 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13176 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13177 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13178 GIMPLE_MODIFY_STMT.
13180 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13182 PR middle-end/30433
13183 * fold-const.c (fold_comparison): Add back the
13184 folding of constant complex comparisions.
13186 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13188 PR middle-end/30729
13189 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13190 effects unknown to this function, return early.
13192 2007-02-15 Ian Lance Taylor <iant@google.com>
13194 * lower-subreg.c (move_eh_region_note): New static function.
13195 (resolve_simple_move): Call it.
13196 (decompose_multiword_subregs): Track blocks for which we resolve a
13197 simple move which is also a control flow insn. Pass them to
13198 find_many_sub_basic_blocks.
13199 (pass_lower_subreg): Add TODO_verify_flow.
13200 (pass_lower_subreg2): Likewise.
13202 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13203 Brooks Moses <brooks.moses@codesourcery.com>
13204 Lee Millward <lee.millward@codesourcery.com>
13206 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13207 (VL_EXP_CLASS_P): New.
13208 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13210 (TREE_OPERAND_CHECK_CODE): Likewise.
13211 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13212 (TREE_RTL_OPERAND_CHECK): Likewise.
13213 (tree_operand_check_failed): Make second parameter the whole tree
13214 instead of its code. Fixed callers.
13215 (VL_EXP_CHECK): New.
13216 (TREE_OPERAND_LENGTH): New.
13217 (VL_EXP_OPERAND_LENGTH): New.
13218 (CALL_EXPR_FN): New.
13219 (CALL_EXPR_STATIC_CHAIN): New.
13220 (CALL_EXPR_ARGS): New.
13221 (CALL_EXPR_ARG): New.
13222 (call_expr_nargs): New.
13223 (CALL_EXPR_ARGP): New.
13224 (build_nt_call_list): Declare.
13225 (build_vl_exp_stat): Declare.
13226 (build_vl_exp): New.
13227 (build_call_list): Declare.
13228 (build_call_nary): Declare.
13229 (build_call_valist): Declare.
13230 (build_call_array): Declare.
13231 (call_expr_arg): Declare.
13232 (call_expr_argp): Declare.
13233 (call_expr_arglist): Declare.
13234 (fold_build_call_list): Declare.
13235 (fold_build_call_list_initializer): Declare.
13236 (fold_call_expr): Declare to replace fold_builtin.
13237 (fold_builtin_fputs): Update to agree with modified definition.
13238 (fold_builtin_strcpy): Likewise.
13239 (fold_builtin_strncpy): Likewise.
13240 (fold_builtin_memory_chk): Likewise.
13241 (fold_builtin_stxcpy_chk): Likewise.
13242 (fold_builtin_strncpy_chk): Likewise.
13243 (fold_builtin_next_arg): Likewise.
13244 (fold_build_call_expr): Declare.
13245 (fold_builtin_call_list): Declare.
13246 (fold_builtin_call_valist): Declare.
13247 (build_call_expr): Declare.
13248 (validate_arglist): Update to agree with modified definition.
13249 (tree_operand_length): New.
13250 (call_expr_arg_iterator): New.
13251 (init_call_expr_arg_iterator): New.
13252 (next_call_expr_arg): New.
13253 (first_call_expr_arg): New.
13254 (more_call_expr_args_p): New.
13255 (FOR_EACH_CALL_EXPR_ARG): New.
13257 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13258 and tcc_gimple_stmt.
13259 (tree_code_size): Update documentation. Use sizeof (tree) rather
13260 than sizeof (char *).
13261 (tree_size): Likewise. Add case for tcc_vl_exp.
13262 (tree_node_structure): Add case for tcc_vl_exp.
13263 (contains_placeholder_p): Likewise.
13264 (substitute_in_expr): Likewise.
13265 (substitute_placeholder_in_expr): Likewise.
13266 (stabilize_reference_1): Likewise.
13267 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13268 to diagnose breakage of this interface for constructing CALL_EXPRs.
13269 (build_nt): Add similar assertion here.
13270 (build_nt_call_list): New.
13271 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13272 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13274 (get_callee_fndecl): Use new CALL_EXPR accessors.
13275 (tree_operand_check_failed): Change parameters to pass entire node
13276 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13277 (process_call_operands): New.
13278 (build_vl_exp_stat): New.
13279 (build_call_list): New.
13280 (build_call_nary): New.
13281 (build_call_valist): New.
13282 (build_call_array): New.
13283 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13284 (call_expr_arglist): New.
13286 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13287 tcc_vl_exp instead of a fixed-size tcc_expression.
13289 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13290 accessors for CALL_EXPRs.
13291 (AGGR_INIT_EXPR): Likewise.
13293 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13294 Brooks Moses <brooks.moses@codesourcery.com>
13295 Lee Millward <lee.millward@codesourcery.com>
13297 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13298 (expand_builtin_nonlocal_goto): Change parameter to be entire
13299 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13300 (expand_builtin_prefetch): Likewise.
13301 (expand_builtin_classify_type): Likewise.
13302 (mathfn_built_in): Return NULL_TREE instead of 0.
13303 (expand_errno_check): Use new CALL_EXPR accessors.
13304 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13305 Return NULL_RTX instead of 0.
13306 (expand_builtin_mathfn_2): Likewise.
13307 (expand_builtin_mathfn_3): Likewise.
13308 (expand_builtin_interclass_mathfn): Likewise.
13309 (expand_builtin_sincos): Likewise.
13310 (expand_builtin_cexpi): Likewise.
13311 (expand_builtin_int_roundingfn): Likewise.
13312 (expand_builtin_int_roundingfn_2): Likewise.
13313 (expand_builtin_pow): Likewise.
13314 (expand_builtin_powi): Likewise.
13315 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13316 of arglist, fixing callers appropriately. Use new CALL_EXPR
13317 accessors and constructors. Return NULL_RTX instead of 0.
13318 (expand_builtin_strstr): Likewise.
13319 (expand_builtin_strchr): Likewise.
13320 (expand_builtin_strrchr): Likewise.
13321 (expand_builtin_strpbrk): Likewise.
13322 (expand_builtin_memcpy): Likewise.
13323 (expand_builtin_mempcpy): Likewise.
13324 (expand_builtin_mempcpy_args): New.
13325 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13326 (expand_builtin_memmove_args): New.
13327 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13328 (expand_movstr): Likewise.
13329 (expand_builtin_strcpy): Likewise.
13330 (expand_builtin_strcpy_args): New.
13331 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13332 (expand_builtin_strncpy): Likewise.
13333 (expand_builtin_memset): Likewise.
13334 (expand_builtin_memset_args): New.
13335 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13336 (expand_builtin_memcmp): Likewise.
13337 (expand_builtin_strcmp): Likewise.
13338 (expand_builtin_strncmp): Likewise.
13339 (expand_builtin_strcat): Likewise.
13340 (expand_builtin_strncat): Likewise.
13341 (expand_builtin_strspn): Likewise.
13342 (expand_builtin_strcspn): Likewise.
13343 (expand_builtin_args_info): Likewise.
13344 (expand_builtin_va_start): Likewise.
13345 (gimplify_va_arg_expr): Likewise.
13346 (expand_builtin_va_end): Likewise.
13347 (expand_builtin_va_copy): Likewise.
13348 (expand_builtin_frame_address): Likewise.
13349 (expand_builtin_alloca): Likewise.
13350 (expand_builtin_bswap): Likewise.
13351 (expand_builtin_unop): Likewise.
13352 (expand_builtin_fputs): Likewise.
13353 (expand_builtin_expect): Likewise.
13354 (expand_builtin_fabs): Likewise.
13355 (expand_builtin_copysign): Likewise.
13356 (expand_builtin_printf): Likewise.
13357 (expand_builtin_fprintf): Likewise.
13358 (expand_builtin_sprintf): Likewise.
13359 (expand_builtin_init_trampoline): Likewise.
13360 (expand_builtin_signbit): Likewise.
13361 (expand_builtin_fork_or_exec): Likewise.
13362 (expand_builtin_sync_operation): Likewise.
13363 (expand_builtin_compare_and_swap): Likewise.
13364 (expand_builtin_lock_test_and_set): Likewise.
13365 (expand_builtin_lock_release): Likewise.
13366 (expand_builtin): Likewise.
13367 (builtin_mathfn_code): Likewise.
13369 (fold_builtin_constant_p): Pass call arguments individually instead
13370 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13371 accessors and constructors. Return NULL_TREE instead of 0.
13372 (fold_builtin_expect): Likewise.
13373 (fold_builtin_classify_type): Likewise.
13374 (fold_builtin_strlen): Likewise.
13375 (fold_builtin_nan): Likewise.
13376 (integer_valued_real_p): Likewise.
13377 (fold_trunc_transparent_mathfn): Likewise.
13378 (fold_fixed_mathfn): Likewise.
13379 (fold_builtin_cabs): Likewise.
13380 (fold_builtin_sqrt): Likewise.
13381 (fold_builtin_cbrt): Likewise.
13382 (fold_builtin_cos): Likewise.
13383 (fold_builtin_cosh): Likewise.
13384 (fold_builtin_tan): Likewise.
13385 (fold_builtin_sincos): Likewise.
13386 (fold_builtin_cexp): Likewise.
13387 (fold_builtin_trunc): Likewise.
13388 (fold_builtin_floor): Likewise.
13389 (fold_builtin_ceil): Likewise.
13390 (fold_builtin_round): Likewise.
13391 (fold_builtin_int_roundingfn): Likewise.
13392 (fold_builtin_bitop): Likewise.
13393 (fold_builtin_bswap): Likewise.
13394 (fold_builtin_logarithm): Likewise.
13395 (fold_builtin_hypot): Likewise.
13396 (fold_builtin_pow): Likewise.
13397 (fold_builtin_powi): Likewise.
13398 (fold_builtin_exponent): Likewise.
13399 (fold_builtin_memset): Likewise.
13400 (fold_builtin_bzero): Likewise.
13401 (fold_builtin_memory_op): Likewise.
13402 (fold_builtin_bcopy): Deleted; call site changed to invoke
13403 fold_builtin_memory_op directly.
13404 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13405 (fold_builtin_strncpy): Likewise.
13406 (fold_builtin_memcmp): Likewise.
13407 (fold_builtin_strcmp): Likewise.
13408 (fold_builtin_strncmp): Likewise.
13409 (fold_builtin_signbit): Likewise.
13410 (fold_builtin_copysign): Likewise.
13411 (fold_builtin_isascii): Likewise.
13412 (fold_builtin_toascii): Likewise.
13413 (fold_builtin_isdigit): Likewise.
13414 (fold_builtin_fabs): Likewise.
13415 (fold_builtin_abs): Likewise.
13416 (fold_builtin_fmin_fmax): Likewise.
13417 (fold_builtin_carg): Likewise.
13418 (fold_builtin_classify): Likewise.
13419 (fold_builtin_unordered_cmp): Likewise.
13421 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13422 New functions split out from fold_builtin_1.
13423 (fold_builtin_n): New.
13424 (fold_builtin_varargs): New.
13425 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13427 (fold_call_expr): New.
13428 (build_function_call_expr): Rewrite to use new helper function.
13429 (fold_builtin_call_list): New.
13430 (build_call_expr): New.
13431 (fold_builtin_call_valist): New.
13432 (rewrite_call_expr): New.
13433 (validate_arg): New.
13434 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13435 of an arglist. Change return type to bool. Use new CALL_EXPR
13438 (fold_builtin_strstr): Pass call arguments individually instead
13439 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13440 accessors and constructors. Return NULL_TREE instead of 0.
13441 (fold_builtin_strchr): Likewise.
13442 (fold_builtin_strrchr): Likewise.
13443 (fold_builtin_strpbrk): Likewise.
13444 (fold_builtin_strcat): Likewise.
13445 (fold_builtin_strncat): Likewise.
13446 (fold_builtin_strspn): Likewise.
13447 (fold_builtin_strcspn): Likewise.
13448 (fold_builtin_fputs): Likewise.
13449 (fold_builtin_next_arg): Likewise.
13450 (fold_builtin_sprintf): Likewise.
13452 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13453 NULL_RTX instead of 0.
13454 (expand_builtin_memory_chk): Likewise.
13455 (maybe_emit_chk_warning): Likewise.
13456 (maybe_emit_sprintf_chk_warning): Likewise.
13458 (fold_builtin_object_size): Pass call arguments individually instead
13459 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13460 accessors and constructors. Return NULL_TREE instead of 0.
13461 (fold_builtin_memory_chk): Likewise.
13462 (fold_builtin_stxcpy_chk): Likewise.
13463 (fold_builtin_strncpy_chk): Likewise.
13464 (fold_builtin_strcat_chk): Likewise.
13465 (fold_builtin_strcat_chk): Likewise.
13466 (fold_builtin_strncat_chk): Likewise.
13467 (fold_builtin_sprintf_chk): Likewise.
13468 (fold_builtin_snprintf_chk): Likewise.
13469 (fold_builtin_printf): Likewise.
13470 (fold_builtin_vprintf): Likewise.
13472 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13474 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13475 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13476 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13477 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13478 (fold_unary): Likewise.
13479 (fold_binary): Likewise.
13480 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13481 ternary expressions.
13482 (fold): Add logic for tcc_vl_exp.
13483 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13484 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13485 (fold_build3_stat): Add assertion to flag broken interface for
13486 constructing CALL_EXPRs.
13487 (fold_build_call_list): New.
13488 (fold_build_call_list_initializer): New.
13489 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13491 (fold_strip_sign_ops): Likewise.
13493 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13494 Brooks Moses <brooks.moses@codesourcery.com>
13495 Lee Millward <lee.millward@codesourcery.com>
13497 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13498 accessors and dump arguments explicitly.
13500 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13502 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13504 (print_call_name): Use new CALL_EXPR accessors.
13506 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13507 CALL_EXPR arguments explicitly instead of as a list. Use
13508 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13510 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13511 (vrp_visit_stmt): Likewise.
13513 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13514 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13516 (force_move_till_expr): Likewise.
13518 * targhooks.c (default_external_stack_protect_fail): Use
13519 build_call_expr instead of build_function_call_expr.
13520 (default_hidden_stack_protect_fail): Likewise.
13522 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13525 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13526 and walk arguments explicitly.
13528 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13529 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13530 (expand_simple_operations): Likewise.
13531 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13533 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13534 of TREE_CODE_LENGTH.
13535 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13537 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13538 instead of TREE_CODE_LENGTH.
13540 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13541 (tree_ic_transform): Likewise.
13542 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13543 parameter instead of arglist. Fix callers.
13544 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13545 (tree_stringops_transform): Likewise.
13546 (tree_indirect_call_to_profile): Likewise.
13547 (tree_stringops_values_to_profile): Likewise.
13549 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13550 (eliminate_tail_call): Likewise.
13552 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13554 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13555 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13557 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13559 * omp-low.c (build_omp_barrier): Use build_call_expr.
13560 (lower_rec_input_clauses): Likewise.
13561 (lower_reduction_clauses): Likewise.
13562 (expand_parallel_call): Likewise.
13563 (maybe_catch_exception): Likewise.
13564 (expand_omp_for_generic): Likewise.
13565 (expand_omp_for_static_nochunk): Likewise.
13566 (expand_omp_sections): Likewise.
13567 (lower_omp_single_simple): Likewise.
13568 (lower_omp_single_copy): Likewise.
13569 (lower_omp_master): Likewise.
13570 (lower_omp_ordered): Likewise.
13571 (lower_omp_critical): Likewise.
13573 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13574 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13576 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13577 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13578 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13580 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13581 and generalize to handle any number of operands.
13582 (chrec_contains_undetermined): Likewise.
13583 (tree_contains_chrecs): Likewise.
13584 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13586 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13588 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13589 fold_call_expr instead of fold_builtin.
13590 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13591 match declarations there.
13592 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13595 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13596 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13598 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13599 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13601 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13604 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13605 (execute_cse_sincos): Use new CALL_EXPR accessors.
13607 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13609 * gimple-low.c (lower_function_body): Use build_call_expr.
13610 (lower_builtin_setjmp): Likewise.
13612 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13613 (set_storage_via_libcall): Likewise.
13614 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13615 instead of TREE_CODE_LENGTH.
13616 (expand_expr_real_1): Use new CALL_EXPR accessors.
13618 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13619 generalize to handle any number of operands.
13620 (TB_parent_eq): Likewise.
13622 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13623 (strip_builtin_expect): Likewise.
13625 * function.c (gimplify_parameters): Use build_call_expr.
13627 * tree-vectorizer.c (vect_is_simple_reduction): Use
13628 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13630 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13631 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13633 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13636 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13637 (gimplify_decl_expr): Likewise.
13638 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13639 Use new CALL_EXPR iterators.
13640 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13641 (gimplify_modify_expr_to_memset): Likewise.
13642 (gimplify_variable_sized_compare): Likewise.
13643 (gimplify_omp_atomic_fetch_op): Likewise.
13644 (gimplify_omp_atomic_pipeline): Likewise.
13645 (gimplify_omp_atomic_mutex): Likewise.
13646 (gimplify_function_tree): Likewise.
13648 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13649 (call_expr_flags): Likewise.
13650 (expand_call): Likewise.
13652 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13653 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13656 * coverage.c (create_coverage): Use build_call_expr.
13658 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13659 (temp_call_expr_obstack): New.
13660 (pool_copy_list): Delete.
13661 (temp_copy_call_expr): New.
13662 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13663 CALL_EXPR accessors. Get rid of special goo for copying argument
13664 lists and use temp_copy_call_expr instead.
13665 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13666 CALL_EXPR accessors.
13667 (create_expression_by_pieces): Likewise. Use build_call_array
13668 to construct the result instead of fold_build3.
13669 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13670 dealing with argument lists.
13671 (init_pre): Remove references to expression_node_pool and
13672 list_node_pool. Init temp_call_expr_obstack instead.
13673 (fini_pre): Remove references to expression_node_pool and
13676 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13677 and walk arguments explicitly instead of as a list.
13679 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13680 (mx_register_decls): Likewise.
13681 (mudflap_register_call): Likewise.
13682 (mudflap_finish_file): Likewise.
13684 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13685 (ipa_callsite_compute_param): Likewise.
13687 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13688 accessors and constructor.
13690 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13691 accessors and constructor.
13692 (convert_tramp_reference): Likewise.
13693 (convert_call_expr): Likewise.
13694 (finalize_nesting_tree_1): Likewise.
13696 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13699 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13701 * tree-inline.c (initialize_inlined_parameters): Pass entire
13702 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13704 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13705 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13707 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13708 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13709 (vectorizable_reduction): Likewise.
13710 (vectorizable_call): Use new CALL_EXPR iterators.
13711 (vectorizable_conversion): Use build_call_expr.
13712 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13713 (vect_gen_widened_results_half): Use build_call_expr.
13714 (vect_setup_realignment): Likewise.
13715 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13717 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13718 (pass_through_call): Likewise.
13719 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13722 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13723 (tree_gen_pow2_profiler): Likewise.
13724 (tree_gen_one_value_profiler): Likewise.
13725 (tree_gen_ic_func_profiler): Likewise.
13726 (tree_gen_average_profiler): Likewise.
13727 (tree_gen_ior_profiler): Likewise.
13729 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13730 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13731 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13733 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13734 of TREE_CODE_LENGTH.
13736 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13737 of TREE_CODE_LENGTH.
13739 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13741 (convert_to_integer): Likewise.
13743 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13746 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13747 Brooks Moses <brooks.moses@codesourcery.com>
13748 Lee Millward <lee.millward@codesourcery.com>
13750 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13752 * config/frv/frv.c (frv_expand_builtin): Likewise.
13753 * config/s390/s390.c (s390_expand_builtin): Likewise.
13755 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13756 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13758 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13759 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13760 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13761 (ix86_expand_store_builtin): Likewise.
13762 (ix86_expand_unop_builtin): Likewise.
13763 (ix86_expand_unop1_builtin): Likewise.
13764 (ix86_expand_sse_compare): Likewise.
13765 (ix86_expand_sse_comi): Likewise.
13766 (ix86_expand_vec_init_builtin): Likewise.
13767 (ix86_expand_vec_ext_builtin): Likewise.
13768 (ix86_expand_vec_set_builtin): Likewise.
13769 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13771 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13772 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13774 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13775 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13776 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13778 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13780 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13781 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13782 arglist. Use new CALL_EXPR accessors. Fix callers.
13783 (altivec_expand_abs_builtin): Likewise.
13784 (rs6000_expand_binop_builtin): Likewise.
13785 (altivec_expand_predicate_builtin): Likewise.
13786 (altivec_expand_lv_builtin): Likewise.
13787 (spe_expand_stv_builtin): Likewise.
13788 (altivec_expand_stv_builtin): Likewise.
13789 (rs6000_expand_ternop_builtin): Likewise.
13790 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13791 (altivec_expand_st_builtin): Likewise.
13792 (altivec_expand_dst_builtin): Likewise.
13793 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13794 arglist. Use new CALL_EXPR accessors. Fix callers.
13795 (altivec_expand_vec_set_builtin): Likewise.
13796 (altivec_expand_vec_ext_builtin): Likewise.
13797 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13798 (spe_expand_builtin): Likewise.
13799 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13800 arglist. Use new CALL_EXPR accessors. Fix callers.
13801 (spe_expand_evsel_builtin): Likewise.
13802 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13803 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13805 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13806 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13807 (arm_expand_unop_builtin): Likewise.
13808 (arm_expand_builtin): Use new CALL_EXPR accessors.
13810 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13813 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13814 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13816 (bfin_expand_unop_builtin): Likewise.
13817 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13819 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13820 Brooks Moses <brooks.moses@codesourcery.com>
13821 Lee Millward <lee.millward@codesourcery.com>
13823 * c-semantics.c (build_stmt): Add internal diagnostic check.
13825 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13826 accessors. Print arguments explicitly instead of as a list.
13828 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13830 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13831 (c_finish_omp_flish): Likewise.
13833 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13834 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13835 instead of TREE_CODE_LENGTH.
13836 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13837 (c_warn_unused_result): Likewise.
13839 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13842 * doc/invoke.texi (Warning Options): Remove
13843 -Werror-implicit-function-declaration.
13844 (Wimplicit-function-declaration): Update description.
13845 * opts.c (common_handle_option): Move handling of -Werror=* to...
13846 (enable_warning_as_error): ...here.
13847 * opts.h (enable_warning_as_error): Declare.
13848 * c-decl.c (implicit_decl_warning): Unless
13849 -Wno-implicit-function-declaration is given, emit a pedwarn if
13850 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13851 * c.opt (Wimplicit-function-declaration): Replace
13852 mesg_implicit_function_declaration with
13853 warn_implicit_function_declaration.
13854 * c-opts.c (c_common_handle_option):
13855 -Werror-implicit-function-declaration is exactly equal as
13856 -Werror=implicit-function-declaration.
13857 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13858 warn_implicit_function_declaration.
13859 (c_common_post_options): -Wimplict-function-declaration is enabled
13860 by default by -std=c99, otherwise is disabled by default.
13861 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13863 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13865 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13866 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13867 former is ignored but not the latter.
13869 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13871 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13872 is made and the reference doesn't use the alias set of its type,
13873 do not create the temporary using that type.
13875 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13877 * jump.c: Remove prototypes for delete_computation and
13878 delete_prior_computation.
13880 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13882 * jump.c (get_label_after): Delete.
13883 (get_label_before, delete_computation, delete_jump,
13884 delete_prior_computation, follow_jumps): Move...
13885 * reorg.c (delete_computation, delete_prior_computation): ... here...
13886 (get_label_before, delete_jump): ... making these static ...
13887 (follow_jumps): ... and simplifying this since it only runs after
13889 * rtl.h (get_label_after, get_label_before, delete_jump,
13890 follow_jumps): Delete prototypes.
13892 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13894 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13896 2007-02-15 Nick Clifton <nickc@redhat.com>
13898 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13899 order to prevent it from being munged by the target.
13901 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13903 * config/i386/i386.md: Remove misleading comment.
13905 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13907 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13908 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13911 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13913 * tree-sra.c (instantiate_missing_elements): Canonicalize
13915 (sra_build_assignment): New.
13916 (generate_copy_inout, generate_element_copy,
13917 generate_element_zero, generate_one_element_init): Use it.
13919 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13921 * tree-sra.c (instantiate_missing_elements): Canonicalize
13923 (sra_build_assignment): New.
13924 (generate_copy_inout, generate_element_copy,
13925 generate_element_zero, generate_one_element_init): Use it.
13927 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13929 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13932 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13934 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13935 types as aggregates not scalars.
13936 * function.c (assign_stack_temp_for_type): Likewise.
13938 2007-02-14 Roger Sayle <roger@eyesopen.com>
13939 Zdenek Dvorak <dvorakz@suse.cz>
13941 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13944 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13946 * passes.c (next_pass_1): Clear the next field of the copied
13949 2007-02-14 Richard Henderson <rth@redhat.com>
13951 * tree-sra.c (early_sra): New.
13952 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13953 (tree_sra_early, pass_sra_early): New.
13954 * tree-pass.h (pass_sra_early): Declare.
13955 * passes.c (init_optimization_passes): Use it.
13957 2007-02-14 Richard Guenther <rguenther@suse.de>
13959 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13961 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13963 PR tree-optimization/30771
13964 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13966 (vect_analyze_operations): Induction phis can now be marked as
13968 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13969 Update documentation accordingly.
13971 2007-02-14 Nick Clifton <nickc@redhat.com>
13973 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13974 most 3 arguments are supported.
13975 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13977 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13979 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13980 Ensure dst->current is valid.
13982 2007-02-13 Paul Brook <paul@codesourcery.com>
13984 * config.gcc: Add arm*-*-uclinux-*eabi.
13985 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13986 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13987 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13988 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13989 (LINK_SPEC): Define.
13990 (LIB_SPEC): Define.
13991 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13993 * config/arm/uclinux-eabi.h: New file.
13994 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13995 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13998 2007-02-13 Ian Lance Taylor <iant@google.com>
14000 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14001 * flags.h (warn_strict_overflow): Declare.
14002 (enum warn_strict_overflow_code): Define.
14003 (issue_strict_overflow_warning): New static inline function.
14004 * opts.c (warn_strict_overflow): New variable.
14005 (common_handle_option): Handle OPT_Wstrict_overflow and
14006 OPT_Wstrict_overflow_.
14007 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14009 * fold-const.c: Include intl.h.
14010 (fold_deferring_overflow_warnings): New static variable.
14011 (fold_deferred_overflow_warning): New static variable.
14012 (fold_deferred_overflow_code): New static variable.
14013 (fold_defer_overflow_warnings): New function.
14014 (fold_undefer_overflow_warnings): New function.
14015 (fold_undefer_and_ignore_overflow_warnings): New function.
14016 (fold_deferring_overflow_warnings_p): New function.
14017 (fold_overflow_warning): New static function.
14018 (make_range): Add strict_overflow_p parameter. Change all
14020 (extract_muldiv, extract_muldiv_1): Likewise.
14021 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14022 tree_expr_nonnegative_p.
14023 (fold_negate_expr): Call fold_overflow_warning.
14024 (fold_range_test): Likewise.
14025 (fold_comparison): Likewise.
14026 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14027 instead of tree_expr_nonnegative_p.
14028 (tree_expr_nonnegative_warnv_p): Rename from
14029 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14030 (tree_expr_nonnegative_p): New function.
14031 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14032 strict_overflow_p parameter.
14033 (tree_expr_nonzero_p): New function.
14034 * passes.c (verify_interpass_invariants): New static function.
14035 (execute_one_pass): Call it.
14036 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14038 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14039 (estimate_numbers_of_iterations): Likewise.
14040 (scev_probably_wraps_p): Likewise.
14041 * tree-ssa-ccp.c: Include "toplev.h".
14042 (evaluate_stmt): Defer fold overflow warnings until we know we are
14044 (struct fold_stmt_r_data): Add stmt field.
14045 (fold_stmt_r): Defer fold overflow warnings until we know we
14047 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14048 (fold_stmt_inplace): Likewise.
14049 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14050 (cleanup_control_expr_graph): Defer fold overflow warnings until
14051 we know we are going to optimize.
14052 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14053 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14055 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14056 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14057 * tree-ssa-loop-manip.c (create_iv): Likewise.
14058 * c-typeck.c (build_conditional_expr): Likewise.
14059 (build_binary_op): Likewise.
14060 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14061 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14062 (extract_range_from_unary_expr): Likewise.
14063 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14064 assuming that signed overflow does not occur.
14065 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14066 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14067 (fold_defer_overflow_warnings): Declare.
14068 (fold_undefer_overflow_warnings): Declare.
14069 (fold_undefer_and_ignore_overflow_warnings): Declare.
14070 (fold_deferring_overflow_warnings_p): Declare.
14071 (tree_expr_nonzero_warnv_p): Declare.
14072 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14073 of warning options.
14074 (Warning Options): Document -Wstrict-overflow.
14075 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14076 (tree-ssa-ccp.o): Likewise.
14077 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14078 (fold-const.o): Depend on intl.h.
14080 2007-02-13 Ian Lance Taylor <iant@google.com>
14082 PR middle-end/30751
14083 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14086 2007-02-13 Stuart Hastings <stuart@apple.com>
14088 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14090 2007-02-13 Richard Henderson <rth@redhat.com>
14092 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14093 handled_component_p before looking for the indirect_ref.
14095 2007-02-13 Richard Henderson <rth@redhat.com>
14097 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14098 remove flags clobber.
14099 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14100 (bswaphi_lowpart): New.
14101 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14102 remove TARGET_BSWAP test. Delete expander of the same name.
14104 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14105 (expand_unop): Use them.
14107 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14109 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14110 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14111 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14112 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14113 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14114 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14115 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14116 assembler dialect choice from asm templates.
14118 2007-02-12 Richard Henderson <rth@redhat.com>
14120 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14121 (fixuns_trunc<SSEMODEF>si2): Use it.
14122 * config/i386/sse.md (vec_setv4sf_0): Export.
14123 * config/i386/i386.c (ix86_build_const_vector): Export.
14124 (ix86_split_convert_uns_si_sse): Rename from
14125 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14126 * config/i386/i386-protos.h: Update.
14128 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14131 * c-typeck.c (c_finish_return): Improve warning message.
14133 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14135 * alias.c (find_symbolic_term): Delete unused function.
14137 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14139 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14140 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14141 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14143 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14145 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14146 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14147 the function, temporarily point the debug interface to the null one.
14149 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14151 * dwarf2out.c (round_up_to_align): New static function.
14152 (field_byte_offset): Use it to round the offset.
14154 2007-02-12 Richard Henderson <rth@redhat.com>
14156 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14157 (inswl_const): Export.
14159 2007-02-12 Richard Henderson <rth@redhat.com>
14161 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14162 result mode of the libcall, convert back to outmode.
14164 2007-02-12 Roger Sayle <roger@eyesopen.com>
14166 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14167 (bswapdi2): New define_expand to implement 32-bit implementation.
14169 2007-02-12 Nick Clifton <nickc@redhat.com>
14171 * doc/invoke.texi (Overall Options): Document --help=.
14172 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14173 (cc1_options): Pass --help= on to cc1.
14174 (display_help): Add description of --help=.
14175 (process_command): Add code to handle --help=. Allow translated
14176 --help and --target-help switches to be passed on to compiler
14178 (main): Remove unused if statement.
14179 * opts.c (columns): Remove.
14180 (LEFT_COLUMN): Define.
14181 (wrap_help): Add columns argument.
14182 (print_filtered_help): Change parameters to be an include bitmask,
14183 an exclude bitmask, an any bitmask and the column width. Move the
14184 code to display the params list here. Add code to display the
14185 status of options rather than their descriptions if the quiet flag
14187 (print_specific_help): Change parameters to be an include bitmask,
14188 an exclude bitmask and an any bitmask. Move code to look up the
14189 column width here. Decide upon the title for an options listing.
14190 (common_handle_options): Add code to handle --help=. Adapt code
14191 for --help and --target-help to use the revised form of the
14192 print_specific_help function.
14193 (print_help): Delete.
14194 (print_param_help): Delete.
14195 (print_switch): Delete.
14196 * opts.h (cl_lang_count): Add prototype.
14197 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14198 CL_MAX_OPTION_CLASS): New defines.
14199 * optc-gen.awk: Add construction of cl_lang_count.
14200 * c.opt: Add Warning attribute to warning options and Optimization
14201 attribute to optimization options.
14202 * common.opt: Likewise.
14204 Add -fhelp and -ftarget-help as aliases for the transformed --help
14205 and --target-help options.
14206 * opt-functions.awk: Add code to handle Warning and Optimization
14209 2007-02-12 Richard Henderson <rth@redhat.com>
14211 * config/alpha/constraints.md: New file.
14212 * config/alpha/alpha.c: Include tm-constrs.h.
14213 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14214 alpha_extra_constraint): Remove.
14215 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14216 * config/alpha/alpha-protos.h: Update.
14217 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14218 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14219 (EXTRA_CONSTRAINT): Remove.
14220 * config/alpha/alpha.md: Include constraints.md.
14221 (adddi splitter): Use satisfies_constraint_*.
14222 * config/alpha/predicates.md (add_operand): Likewise.
14223 (sext_add_operand, addition_operation): Likewise.
14225 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14227 PR tree-optimization/29145
14228 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14229 in our handling of restrict qualified pointers.
14231 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14234 * doc/invoke.texi (Wunused-value): Update description.
14235 (Wextra): Delete item.
14236 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14237 value of Wunused-value.
14238 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14239 (c_finish_stmt_expr): Don't check extra_warnings.
14240 (emit_side_effect_warnings): The caller is responsible to check
14243 2007-02-11 Roger Sayle <roger@eyesopen.com>
14244 Matt Thomas <matt@3am-software.com>
14246 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14248 2007-02-11 Roger Sayle <roger@eyesopen.com>
14250 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14251 comparisons of POPCOUNT against zero.
14252 (simplify_const_relational_operation): Likewise.
14254 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14256 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14258 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14260 * dwarf2out.c (root_type): Delete unused function.
14262 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14264 * genattrtab.c (contained_in_p): Delete unused function.
14265 (write_expr_attr_cache): Likewise.
14267 2007-02-11 Jan Hubicka <jh@suse.cz>
14269 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14272 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14274 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14275 to add the REG_EQ* note.
14276 * see.c (see_merge_one_use_extension): Likewise.
14277 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14278 turn REG_EQUAL notes into REG_EQUIV notes if the target
14279 register may have more than one set.
14280 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14281 * gcse.c (try_replace_reg): Likewise.
14282 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14283 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14284 more than one REG_EQUIV note.
14285 * reload1.c (gen_reload): Use set_unique_reg_note.
14287 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14289 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14290 (ix86_builtin_conversion): New function.
14292 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14295 * tree.h (DECL_REPLACEABLE_P): New macro.
14296 * except.c (set_nothrow_function_flags): Likewise.
14298 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14299 Ira Rosen <irar@il.ibm.com>
14300 Dorit Nuzman <dorit@il.ibm.com>
14302 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14303 * targhooks.c (default_builtin_vectorized_conversion): New.
14304 * targhooks.h (default_builtin_vectorized_function): New declaration.
14305 * target.h (struct vectorize): Add builtin_conversion field.
14306 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14307 stmt_vec_info_type value.
14308 (vectorizable_conversion): New declaration.
14309 * tree-vect-analyze.c (vect_analyze_operations): Add
14310 vectorizable_conversion call.
14311 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14312 * tree-vect-transform.c (vectorizable_conversion): New function.
14313 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14314 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14316 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14317 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14318 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14319 or ALTIVEC_BUILTIN_VCFSX.
14321 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14324 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14325 CONST_DOUBLE and operand 0 is a hard register.
14326 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14327 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14328 is a hard floating-point register.
14330 2007-02-10 Richard Henderson <rth@redhat.com>
14331 Jakub Jelinek <jakub@redhat.com>
14332 Alexandre Oliva <aoliva@redhat.com>
14334 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14335 * builtin-types.def (BT_WORD): Make unsigned.
14336 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14337 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14338 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14339 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14340 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14341 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14343 * expr.c (emutls_var_address): New.
14344 (expand_expr_real_1): Expand emulated tls.
14345 (expand_expr_addr_expr_1): Likewise.
14346 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14347 * output.h (emutls_finish): Declare.
14348 * toplev.c (compile_file): Call it.
14349 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14350 address before wrapping in CONST.
14351 * varasm.c (emutls_htab, emutls_object_type): New.
14352 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14353 (get_emutls_object_name, get_emutls_object_type): New.
14354 (get_emutls_init_templ_addr, emutls_decl): New.
14355 (emutls_common_1, emutls_finish): New.
14356 (assemble_variable): When emulating tls, swap decls; generate
14357 constructor for the emutls objects.
14358 (do_assemble_alias): When emulating tls, swap decl and target name.
14359 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14361 * varpool.c (decide_is_variable_needed): Look at force_output.
14362 Recurse for emulated tls.
14363 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14364 with decide_is_variable_needed.
14365 * emutls.c: New file.
14366 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14367 tls_object for real tls.
14369 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14371 PR rtl-optimization/29599
14372 * reload1.c (eliminate_regs_in_insn): Take the destination
14373 mode into account when computing the offset.
14375 2007-02-09 Stuart Hastings <stuart@apple.com>
14376 Richard Henderson <rth@redhat.com>
14378 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14379 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14380 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14381 fixuns_truncdfhi2): New.
14382 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14383 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14384 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14385 (floatunssidf2): Allow nonimmediate source.
14386 * config/i386/sse.md (movdi_to_sse): New.
14387 (vec_concatv2di): Drop '*'.
14388 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14389 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14390 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14392 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14393 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14394 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14395 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14396 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14397 ix86_build_const_vector.
14398 (x86_emit_floatuns): Rewrite.
14400 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14402 * genautomata.c (longest_path_length): Delete unused function.
14403 (struct state): Delete unused longest_path_length.
14404 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14405 (get_free_state): Delete unused.
14407 2007-02-09 Jan Hubicka <jh@suse.cz>
14409 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14410 * doc/invoke.texi (inline-unit-growth): Update default value.
14412 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14413 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14414 (rebuild_cgraph_edges): Likewise.
14415 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14416 (dump_cgraph_node): Dump frequencies.
14417 (cgraph_clone_edge): Add frequency scales.
14418 (cgraph_clone_node): Add freuqnecy.
14419 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14420 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14421 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14422 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14423 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14424 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14425 (save_inline_function_body): Likewise.
14426 * ipa-inline.c: inluce rtl.h
14427 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14428 (cgraph_edge_badness): Use frequencies.
14429 (cgraph_decide_recursive_inlining): Update clonning.
14430 (cgraph_decide_inlining_of_small_function): Dump frequency.
14431 * predict.c (estimate_bb_frequencies): Export.
14432 * predict.h (estimate_bb_frequencies): Declare.
14433 * tree-inline.c (copy_bb): Watch overflows.
14434 (expand_call_inline): Update call of cgraph_create_edge.
14435 (optimize_inline_calls): Use TODO flags to update frequnecies.
14436 * passes.h: Include predict.h
14437 (init_optimization_passes): Move profile ahead.
14438 (execute_function_todo): Handle TODO_rebuild_frequencies.
14440 2007-02-09 Roger Sayle <roger@eyesopen.com>
14442 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14443 the insbl or inswl pattern into a register.
14445 2007-02-09 Roger Sayle <roger@eyesopen.com>
14447 * config/ia64/ia64.md (bswapdi2): New define_insn.
14449 2007-02-09 Richard Henderson <rth@redhat.com>
14451 * config/i386/constraints.md (Ym): New constraint.
14452 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14453 (movdi_1_rex64): Split sse and xmm general register moves from
14454 memory move alternatives. Use conditional register constraints.
14455 (movsf_1, movdf_integer): Likewise.
14456 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14457 (movdf_integer_rex64): New.
14458 (pushsf_rex64): Fix output constraints.
14459 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14460 (sse2_stored): Likewise.
14461 (sse2_storeq_rex64): New.
14462 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14463 amd and not generic.
14464 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14465 for optimize_size. Remove SF/DFmode hack.
14467 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14469 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14472 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14473 Richard Sandiford <richard@codesourcery.com>
14475 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14476 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14477 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14478 m68k/t-mlib to tmake_file.
14479 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14480 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14481 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14482 Allow it to be cf or m68k. Set m68k_arch_family. If that
14483 variable is not empty, add t-$m68k_arch_family to tmake_file.
14484 Add t-mlibs to tmake_file.
14485 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14486 * config/m68k/t-cf: New file.
14487 * config/m68k/t-m68k: Likewise.
14488 * config/m68k/t-mlibs: Likewise.
14489 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14490 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14491 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14492 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14493 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14495 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14496 (INSTALL_LIBGCC): Delete.
14497 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14498 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14499 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14500 (M68K_MLIB_CPU): Define.
14501 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14502 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14503 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14505 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14506 Richard Guenther <rguenther@suse.de>
14508 PR middle-end/23361
14509 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14510 against INT_MIN/INT_MAX.
14511 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14512 file if a loop is removed.
14514 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14516 * calls.c (store_one_arg): Pass correct alignment to
14517 emit_push_insn for non-BLKmode values.
14518 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14519 unaligned stack slot via a suitably aligned slot.
14521 2007-02-08 DJ Delorie <dj@redhat.com>
14523 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14525 (legal_subregs): Use unsigned char, make const.
14526 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14528 2007-02-08 Paul Brook <paul@codesourcery.com>
14530 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14531 special interworking needed.
14533 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14535 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14536 conditional to __SSE2__.
14537 (Entries below should have been added to first ChangeLog
14538 entry for amdfam10 dated 2007-02-05)
14539 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14541 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14543 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14546 2007-02-08 DJ Delorie <dj@redhat.com>
14548 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14549 * config/m32c/m32c.c (legal_subregs): New.
14550 (m32c_illegal_subreg_p): New.
14551 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14552 unsupported subregs of hard regs.
14554 2007-02-08 Jan Hubicka <jh@suse.cz>
14556 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14557 the same one; always update histograms.
14559 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14561 * passes.c (init_optimization_passes): Tidy comment.
14563 2007-02-08 Roger Sayle <roger@eyesopen.com>
14565 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14566 strip zero_extend, bswap and rotates from POCOUNT's argument.
14567 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14568 zero_extend and rotates from PARITY's argument.
14569 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14570 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14571 of an integer constant at compile-time.
14573 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14576 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14578 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14581 * tree-ssa-live.c (remove_unused_locals): Do not remove
14582 TREE_ADDRESSABLE variables.
14583 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14584 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14585 FOR_CLOBBER. Update all users.
14586 If VAR has an associated alias set, add a virtual operand for
14587 it if no alias is found to conflict with the memory reference.
14589 2007-02-07 Jan Hubicka <jh@suse.cz>
14590 Robert Kidd <rkidd@crhc.uiuc.edu>
14592 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14594 2007-02-07 Ian Lance Taylor <iant@google.com>
14596 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14598 2007-02-07 Roger Sayle <roger@eyesopen.com>
14600 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14601 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14602 tablejumpdi, movsi_to_cr_one): Remove constraints from
14603 define_expand's match_operands.
14605 2007-02-07 Roger Sayle <roger@eyesopen.com>
14607 * global.c (compute_regsets): Move declatation of "i" inside of
14608 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14610 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14613 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14614 of INDIRECT_REF <RESULT_DECL>.
14616 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14618 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14619 Kaz Kojima <kkojima@gcc.gnu.org>
14622 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14624 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14626 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14628 * doc/loop.texi: Document possibility not to perform disambiguation
14629 of loops with multiple latches.
14630 * cfgloopmanip.c (alp_enum_p): Removed.
14631 (add_loop): Handle subloops. Use get_loop_body_with_size.
14632 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14633 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14634 the new forwarder block.
14635 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14636 Handle the case latch is NULL.
14637 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14638 modifications when marking loop exits.
14639 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14641 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14642 disambiguate_loops_with_multiple_latches.
14643 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14644 before fix_loop_structure.
14645 * cfgloop.c: Include pointer-set.h and output.h.
14646 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14647 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14648 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14649 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14650 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14651 disambiguate_multiple_latches, get_loop_body_with_size,
14652 disambiguate_loops_with_multiple_latches): New functions.
14653 (flow_loop_dump): Dump multiple latch edges.
14654 (flow_loop_nodes_find): Handle loops with multiple latches.
14655 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14656 (glb_enum_p): Modified.
14657 (get_loop_body): Use get_loop_body_with_size.
14658 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14659 (AVOID_CFG_MODIFICATIONS): New constant.
14660 (disambiguate_loops_with_multiple_latches, add_loop,
14661 get_loop_body_with_size): Declare.
14662 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14664 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14666 PR inline-asm/28686
14667 * global.c (compute_regsets): New function.
14668 (global_alloc): Refactored ELIMINABLE_REGSET
14669 and NO_GLOBAL_ALLOC_REGS computation out.
14670 (rest_of_handle_global_alloc): Call compute_regsets()
14671 for non-optimizing case.
14673 2007-02-06 Richard Henderson <rth@redhat.com>
14675 * config/i386/constraints.md (Y2): Rename from Y.
14676 (Yi): New constraint.
14677 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14678 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14679 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14680 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14681 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14682 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14683 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14684 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14685 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14686 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14687 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14688 vec_extractv2si_1): Change Y constraints to Y2.
14689 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14690 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14691 Change Y constraints to Y2.
14692 (sse2_loadld): Change Y constraints to x.
14694 2007-02-06 Roger Sayle <roger@eyesopen.com>
14696 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14697 (parity<mode>2): New define_expand using rs6000_emit_parity.
14698 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14699 rs6000_emit_parity): New functions.
14700 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14701 rs6000_emit_parity): Prototype here.
14703 2007-02-06 Ian Lance Taylor <iant@google.com>
14705 * lower-subreg.c (simple_move_operand): Reject CONST.
14706 (resolve_clobber): Call validate_change rather than directly
14707 assigning to XEXP (pat, 0).
14709 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14711 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14712 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14713 (tree-cfg.o): Remove hashtab.h dependency.
14715 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14716 (struct ivopts_data): Change niters to pointer_map_t.
14717 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14718 (niter_for_exit): Create pointer_map on demand. Change for
14720 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14721 (free_loop_data): Destroy data->niters if created and reset field.
14722 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14723 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14725 * tree-ssa-reassoc.c: Include pointer-set.h.
14726 (bb_rank): Change to long *.
14727 (operand_rank): Change to pointer_map_t.
14728 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14729 (insert_operand_rank): Accept long.
14730 (operand_entry_hash, operand_entry_eq): Remove.
14731 (get_rank): Return long. Adjust for changes above.
14732 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14734 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14736 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14737 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14738 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14740 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14741 directly since it cannot be NULL.
14742 (get_vi_for_tree): Rewrite for pointer_map API.
14743 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14744 (init_alias_vars): Create vi_for_tree as pointer_map.
14745 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14747 * tree-cfg.c: Don't include hashtab.h.
14748 (edge_to_cases): Declare as pointer_map.
14749 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14751 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14752 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14753 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14755 (record_switch_edge): Delete.
14756 (get_cases_for_edge): Adjust for pointer_map API, inline
14757 record_switch_edge (rewritten for new API), remove goto.
14759 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14761 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14762 * tree-nested.c: Include pointer-set.h.
14763 (var_map_elt, var_map_eq, var_map_hash): Delete.
14764 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14765 to pointer_map_t's.
14766 (nesting_info_bitmap_obstack): New.
14767 (lookup_field_for_decl): Adjust for pointer_map API.
14768 (lookup_tramp_for_decl): Adjust for pointer_map API.
14769 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14770 (get_local_debug_decl): Adjust for pointer_map API.
14771 (convert_nl_goto_reference): Adjust for pointer_map API.
14772 (convert_nl_goto_receiver): Adjust for pointer_map API.
14773 (create_nesting_tree): Create outside GGC space. Create bitmap on
14774 the new obstack. Create field_map and var_map as pointer_maps.
14775 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14777 (lower_nested_functions): Move root here, no need to NULL it.
14778 Initialize and release the obstack.
14780 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14782 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14783 Remove prototypes and make them non-static.
14784 (struct tree_int_map): Remove.
14785 * tree.h (struct tree_int_map): Move here, turning TO into an
14787 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14789 * tree.h (TREE_COMPLEXITY): Remove.
14790 (struct tree_exp): Remove complexity field.
14791 * tree.c (build1_stat): Don't set it.
14793 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14794 Victor Kaplansky <victork@il.ibm.com>
14796 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14797 (vect_is_simple_reduction): Support reduction with induction as
14798 one of the operands.
14799 (vect_is_simple_iv_evolution): Fix formatting.
14800 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14801 formatting. Don't mark induction phis for vectorization.
14802 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14803 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14804 (vect_get_vec_def_for_operand): Support induction.
14805 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14807 (vectorizable_reduction): Support reduction with induction as one of
14809 (vectorizable_type_demotion): Use def-type of stmt argument rather
14810 than dummy def-type.
14812 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14813 flag_tree_scev_cprop.
14814 * common.opt (tree-scev-cprop): New flag.
14816 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14817 call to vect_get_new_vect_var.
14819 2007-02-06 Ira Rosen <irar@il.ibm.com>
14821 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14822 vectype is not NULL.
14823 (vect_pattern_recog_1): Likewise.
14825 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14827 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14828 (fold_negate_expr): Likewise.
14830 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14833 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14834 even if cv-qualification is the same.
14836 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14838 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14839 __enable_execute_stack on completion.
14841 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14843 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14844 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14845 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14846 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14847 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14848 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14849 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14850 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14852 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14854 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14855 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14856 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14857 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14858 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14859 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14860 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14861 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14862 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14863 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14864 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14865 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14866 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14867 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14868 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14869 sqrtextenddfxf2_i387): Added amdfam10_decode.
14871 * config/i386/athlon.md (athlon_idirect_amdfam10,
14872 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14873 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14874 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14875 athlon_ivector_store_amdfam10): New define_insn_reservation.
14876 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14879 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14881 * config/i386/athlon.md (athlon_call_amdfam10,
14882 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14883 define_insn_reservation.
14884 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14885 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14886 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14888 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14890 * config/i386/athlon.md (athlon_sseld_amdfam10,
14891 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14892 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14894 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14896 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14897 define_insn_reservation.
14898 * config/i386/i386.md (sseins): Added sseins to define_attr type
14899 and define_attr unit.
14900 * config/i386/sse.md: Set type attribute to sseins for insertq
14903 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14905 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14906 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14907 ssecomi_load_amdfam10, ssecomi_amdfam10,
14908 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14909 define_insn_reservation.
14910 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14912 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14914 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14915 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14916 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14917 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14918 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14919 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14920 define_insn_reservation.
14922 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14923 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14924 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14925 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14926 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14928 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14930 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14931 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14932 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14933 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14934 athlon_ssemul_load_k8): Added amdfam10.
14936 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14938 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14939 (x86_sse_unaligned_move_optimal): New variable.
14941 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14943 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14944 for unaligned vector SSE double/single precision loads for AMDFAM10.
14946 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14948 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14949 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14950 Define TARGET_CPU_DEFAULT_amdfam10.
14951 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14952 (processor_type): Add PROCESSOR_AMDFAM10.
14954 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14955 processor_type in config/i386/i386.h.
14956 Enable imul peepholes for TARGET_AMDFAM10.
14958 * config.gcc: Add support for --with-cpu option for amdfam10.
14960 * config/i386/i386.c (amdfam10_cost): New variable.
14961 (m_AMDFAM10): New macro.
14962 (m_ATHLON_K8_AMDFAM10): New macro.
14963 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14964 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14965 x86_promote_QImode, x86_integer_DFmode_moves,
14966 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14967 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14968 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14969 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14970 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14971 Enable/disable for amdfam10.
14972 (override_options): Add amdfam10_cost to processor_target_table.
14973 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14974 processor_alias_table.
14975 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14976 (ix86_adjust_cost): Add code for amdfam10.
14978 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14980 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14981 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14982 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14983 * config/i386/i386.h: Add builtin definition for SSE4A.
14984 * config/i386/i386.md: Add support for ABM instructions
14985 (popcnt and lzcnt).
14986 * config/i386/sse.md: Add support for SSE4A instructions
14987 (movntss, movntsd, extrq, insertq).
14988 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14989 Add -march=amdfam10 flag.
14990 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14991 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14993 * doc/extend.texi: Add documentation for SSE4A builtins.
14995 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14997 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14999 2007-02-05 Richard Guenther <rguenther@suse.de>
15001 * tree-vectorizer.h (vectorizable_function): Add argument type
15002 argument, change return type.
15003 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15004 * tree-vect-transform.c (vectorizable_function): Handle extra
15005 argument, return vectorized function decl.
15006 (build_vectorized_function_call): Remove.
15007 (vectorizable_call): Handle calls with result and argument types
15008 differing. Handle loop vectorization factor correctly.
15009 * targhooks.c (default_builtin_vectorized_function): Adjust for
15011 * targhooks.h (default_builtin_vectorized_function): Likewise.
15012 * target.h (builtin_vectorized_function): Add argument type
15014 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15015 extra argument, allow vectorizing of lrintf.
15016 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15017 documentation of target hook.
15019 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15022 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15023 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15024 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15026 2007-02-05 Roger Sayle <roger@eyesopen.com>
15028 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15029 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15030 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15031 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15032 before canonicalizing sincos to cexpi.
15033 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15035 2007-02-05 Roger Sayle <roger@eyesopen.com>
15037 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15038 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15039 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15041 2007-02-05 Roger Sayle <roger@eyesopen.com>
15043 * mips-tfile.c (initialize_init_file): Correct endianness test.
15045 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15047 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15048 the 'y' constraint.
15050 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15052 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15053 saves in a PARALLEL before the register assignments.
15055 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15057 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15058 DWARF_FRAME_RETURN_COLUMN to be a general register.
15059 * dwarf2out.c (init_return_column_size): New function, split from...
15060 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15061 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15062 to be nongeneral registers.
15063 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15065 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15066 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15068 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15070 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15072 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15074 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15075 (remove_path): Use can_remove_branch_p and remove_branch instead
15076 of loop_delete_branch_edge.
15077 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15078 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15079 Update profile using scale_dominated_blocks_in_loop.
15080 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15081 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15082 (can_remove_branch_p, remove_branch): Declare.
15083 * tree-cfg.c (tree_can_remove_branch_p): New function.
15084 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15085 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15086 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15088 2007-02-05 Jan Hubicka <jh@suse.cz>
15090 PR middle-end/30696
15091 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15092 nodes in cgraph, don't remove offline copy of the function.
15094 2007-02-04 Jan Hubicka <jh@suse.cz>
15096 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15097 vectors might cause maybe_lookup_element_for_expr to be called
15098 on non-sra-candidate.
15100 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15102 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15103 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15104 spelling conventions.
15106 2007-02-04 Richard Guenther <rguenther@suse.de>
15108 PR middle-end/30636
15109 * fold-const.c (try_move_mult_to_index): Make sure to not
15110 overflow one dimension of a multi-dimensional array access.
15112 2007-02-04 Jan Hubicka <jh@suse.cz>
15114 * passes.c (init_optimization_passes): Reindent.
15116 2007-02-04 Jan Hubicka <jh@suse.cz>
15117 Eric Botcazou <ebotcazou@adacore.com>
15119 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15120 (execute_fixup_cfg): Break out the abnormal goto code.
15121 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15122 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15123 (optimize_inline_calls): Call make_nonlocal_label_edges.
15125 2007-02-04 Jan Hubicka <jh@suse.cz>
15127 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15128 true when something was changed.
15129 (rename_ssa_copies): When something was changed, do
15130 TODO_remove_unused_locals.
15131 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15132 add TODO_remove_unused_locals when instruction was removed.
15134 2007-02-04 Jan Hubicka <jh@suse.cz>
15136 * ipa-inline.c (try_inline): Improve debug output; work on already
15138 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15139 call try_inline for already inlined edges too when flattening;
15140 inline also functions that make callee growth but overall unit size
15143 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15145 * config/m32c/bitops.md, config/m32c/jump.md,
15146 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15147 config/m32r/m32r.h, config/m32r/m32r.md,
15148 config/m32r/predicates.md, config/m68hc11/larith.asm,
15149 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15150 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15151 config/mips/mips-protos.h, config/mips/mips.c,
15152 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15153 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15154 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15155 spelling conventions.
15157 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15158 Follow spelling conventions.
15160 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15162 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15163 warn about C++0x compatibility.
15165 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15167 * config/h8300/h8300.c, config/h8300/h8300.h,
15168 config/h8300/h8300.md: Follow spelling conventions.
15170 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15172 PR middle-end/30667
15173 * combine.c (try_combine): Do not substitute source operand
15174 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15176 2007-02-03 Jan Hubicka <jh@suse.cz>
15178 PR gcov-profile/30650
15179 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15180 do not divide by zero for never executed counters.
15181 (tree_find_values_to_profile): Fix counters.
15182 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15184 2007-02-03 Ian Lance Taylor <iant@google.com>
15186 * lower-subreg.c (simple_move_operand): New static function,
15187 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15189 (simple_move): Call simple_move_operand.
15190 (find_decomposable_subregs): Add special handling of MEMs.
15191 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15192 meaning of return value. If we see a hard register, test whether
15193 it can store a word_mode value. Change all callers.
15195 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15197 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15198 ftrapv insns and expanders.
15199 (subdi3): Change define_expand operand 1 to arith11_operand, and
15200 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15201 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15202 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15205 PR middle-end/30174
15206 * varasm.c (notice_global_symbol): Treat global objects as weak when
15207 flag_shlib is true.
15209 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15211 * emit-rtl.c (dconstpi): Delete.
15212 (dconstsqrt2): New.
15213 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15214 * real.h (dconstpi): Delete.
15215 (dconstsqrt2): New.
15216 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15217 (fold_builtin_hypot): Likewise.
15219 2007-02-03 Tom Tromey <tromey@redhat.com>
15222 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15223 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15225 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15227 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15228 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15229 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15230 config/rs6000/cell.md, config/rs6000/darwin.h,
15231 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15232 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15233 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15234 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15235 typos. Follow spelling conventions.
15236 * doc/invoke.texi: Follow spelling conventions.
15238 2007-02-03 Roger Sayle <roger@eyesopen.com>
15240 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15241 canonicalization transformations that attempt to simplify integer
15242 constant comparisons to become comparisons against zero.
15244 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15246 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15248 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15249 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15251 2007-02-02 Mike Stump <mrs@apple.com>
15253 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15254 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15255 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15256 generate a branch island.
15258 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15260 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15261 (xtensa_legitimate_address_p): New.
15262 (xtensa_legitimize_address): New.
15263 (xtensa_output_addr_const_extra): New.
15264 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15266 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15267 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15268 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15269 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15270 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15271 (xtensa_legitimize_address): New.
15272 (xtensa_output_addr_const_extra): New.
15274 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15276 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15278 2007-02-02 Ian Lance Taylor <iant@google.com>
15280 * expmed.c (expand_divmod): Add comment.
15282 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15284 * emit-rtl.c (renumber_insns): Remove.
15285 * flags.h: Remove the extern for flag_renumber_insns.
15286 * rtl.h: Remove the prototype for renumber_insns.
15287 * toplev.c (flag_renumber_insns): Remove.
15289 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15291 Revert for x86 darwin:
15292 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15294 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15295 code before the following patch under TARGET_MACHO.
15296 (ix86_function_value_regno_p): Likewise.
15298 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15300 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15303 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15306 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15307 loads to general or fp registers. Add comments.
15308 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15310 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15312 * pointer-set.c (insert_aux): Only return insertion slot.
15313 (pointer_set_insert): Adjust.
15314 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15315 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15316 pointer_map_traverse): New.
15317 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15318 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15319 pointer_map_contains, pointer_map_traverse): Declare.
15321 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15323 PR middle-end/30473
15324 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15325 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15327 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15329 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15331 (struct _dep): New type.
15332 (dep_t): New typedef.
15333 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15334 (DEP_STATUS): New access macro. The macro with the same name was
15335 renamed to DEP_LINK_STATUS.
15336 (dep_init): Declare function
15338 (struct _dep_link): New type.
15339 (dep_link_t): New typedef.
15340 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15341 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15342 (DEP_LINK_STATUS): New macro.
15343 (debug_dep_links): New debug function.
15345 (struct _deps_list): New type.
15346 (deps_list_t): New typedef.
15347 (DEPS_LIST_FIRST): New access macro.
15348 (FOR_EACH_DEP_LINK): New cycle macro.
15349 (create_deps_list, free_deps_list, delete_deps_list): Declare
15351 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15352 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15353 (copy_deps_list_change_con): Ditto.
15355 (move_dep_link): Declare function.
15357 (struct _dep_node): New type.
15358 (dep_node_t): New typedef.
15359 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15361 (struct haifa_insn_data.back_deps): New field to hold backward
15362 dependencies of the insn.
15363 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15365 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15366 Change its type to deps_list_t.
15367 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15368 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15369 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15371 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15373 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15375 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15377 (dep_cost): Declare.
15379 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15380 (ds_to_dk, dk_to_ds): New functions.
15382 (init_dep_1): New static function.
15383 (init_dep): New function.
15384 (copy_dep): New static function.
15386 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15388 (detach_dep_link): New static function.
15389 (move_dep_link): New function.
15391 (dep_links_consistent_p, dump_dep_links): New static functions.
15392 (debug_dep_links): New debugging function.
15394 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15396 (alloc_deps_list, init_deps_list): New static functions.
15397 (create_deps_list): New function.
15398 (clear_deps_list): New static function.
15399 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15400 (deps_list_consistent_p, dump_deps_list): New static functions.
15401 (debug_deps_list): New function.
15402 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15404 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15406 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15407 use new scheduler dependencies lists.
15408 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15409 (sched_analyze): Ditto. Initialize dependencies lists.
15410 (add_forw_dep, compute_forward_dependences): Update to use new
15411 scheduler dependencies lists.
15413 (init_dependency_caches): Init deps_obstack.
15414 (free_dependency_caches): Free deps_obstack.
15416 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15417 new scheduler dependencies lists.
15418 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15419 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15421 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15422 Update to use new scheduler dependencies lists.
15423 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15424 (debug_dependencies): Ditto.
15425 (schedule_region): Update comments.
15427 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15428 scheduler dependencies lists.
15429 (schedule_ebb): Update comments.
15431 * rtl.def (DEPS_LIST): Remove.
15433 * lists.c (unused_deps_list): Remove.
15434 (free_list): Update assertions.
15436 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15437 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15439 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15440 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15442 * haifa-sched.c (comments): Update.
15443 (insn_cost1): Remove. Inline the code into insn_cost ().
15444 (insn_cost): Update to use new scheduler dependencies lists. Move
15445 processing of the dependency cost to dep_cost ().
15446 (dep_cost): New function. Use it instead of insn_cost () when
15447 evaluating cost of the dependency. Use compatible interface to
15448 interact with the target.
15449 (priority): Update to use new scheduler dependencies lists.
15450 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15451 with greater number of insns that depend on the insn.
15452 (schedule_insn): Update to use new scheduler dependencies lists. Add
15453 code to free backward dependencies lists. Inline and optimize code
15454 from resolve_dep () - see PR28071.
15455 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15456 lists. Update call to targetm.sched.is_costly_dependence hook.
15458 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15459 scheduler dependencies lists.
15461 (resolve_dep): Remove. Move the logic to schedule_insn ().
15462 (init_h_i_d): Initialize dependencies lists.
15464 (process_insn_depend_be_in_spec): Rename to
15465 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15466 dependencies lists.
15467 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15468 Update to use new scheduler dependencies lists.
15469 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15471 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15472 new scheduler dependencies lists.
15473 (build_intra_loop_deps): Ditto.
15475 * target.h (struct _dep): Declare to use in
15476 gcc_target.sched.is_costly_dependence.
15477 (struct gcc_target.sched.adjust_cost): Fix typo.
15478 (struct gcc_target.sched.is_costly_dependence): Change signature to
15479 use single dep_t parameter instead of an equivalent triad.
15480 (struct gcc_target.sched.adjust_cost_2): Remove.
15482 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15484 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15486 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15488 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15490 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15491 (REG_DEP_TRUE): Document.
15493 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15494 Change signature to correspond to the targetm.sched.adjust_cost hook.
15495 Update use in TARGET_SCHED_ADJUST_COST_2.
15496 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15497 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15498 new scheduler dependencies lists.
15499 (ia64_gen_check): Ditto.
15501 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15502 scheduler dependencies lists.
15504 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15505 signature to correspond to the targetm.sched.is_costly_dependence hook.
15506 (is_costly_group): Update to use new scheduler dependencies lists.
15508 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15509 instead of INSN_COST () macro.
15511 2007-02-01 Ian Lance Taylor <iant@google.com>
15513 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15515 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15517 * pa.md (tp_load): Correct mfctl instruction syntax.
15519 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15521 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15522 altivec_padding_size calculation on AIX. Improve comment, add
15523 assert to verify that it's right.
15525 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15528 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15530 PR inline-asm/28686
15531 * global.c (global_alloc): Add mising initialization of
15534 2007-02-01 Roger Sayle <roger@eyesopen.com>
15536 * alias.c (init_alias_analysis): Correct whitespace.
15537 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15538 partition_hot_cold_basic_blocks): Likewise.
15539 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15540 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15541 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15542 fold_builtin_snprintf_chk, fold_builtin_printf,
15543 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15544 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15545 * cfgcleanup.c (cleanup_cfg): Likewise.
15546 * cfgexpand.c (tree_expand_cfg): Likewise.
15547 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15548 * function.c (get_next_funcdef_no): Likewise.
15549 * gengtype.c (main): Likewise.
15550 * genmodes.c (main): Likewise.
15551 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15552 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15553 * ifcvt.c (noce_emit_move_insn): Likewise.
15554 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15556 * stor-layout.c (get_best_mode): Likewise.
15557 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15558 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15559 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15560 perform_var_substitution, solve_graph): Likewise.
15561 * tree-vrp.c (vrp_finalize): Likewise.
15563 2007-02-01 Ian Lance Taylor <iant@google.com>
15565 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15566 high part of a paradoxical subreg, return a constant zero.
15568 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15570 * toplev.c (lang_dependent_init): Call init_set_costs.
15571 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15573 2007-02-01 Richard Guenther <rguenther@suse.de>
15575 PR middle-end/30656
15576 * fold-const.c (fold_negate_expr): Allow negating a
15577 constant if overflow does not change.
15579 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15581 * doc/c-tree.texi (Expression trees): Improve markup.
15582 * doc/tm.texi (Register Classes, Addressing Modes)
15583 (Floating Point): Fix spacing after abbreviations. Fix some
15586 2007-02-01 Ben Elliston <bje@au.ibm.com>
15588 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15589 * doc/contrib.texi: Likewise.
15590 * doc/install.texi: Likewise.
15592 2007-01-31 Richard Henderson <rth@redhat.com>
15593 Ian Lance Taylor <iant@google.com>
15595 * lower-subreg.c: New file.
15596 * rtl.def (CONCATN): Define.
15597 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15598 pass_lower_subreg2.
15599 * emit-rtl.c (update_reg_offset): New static function, broken out
15600 of gen_rtx_REG_offset.
15601 (gen_rtx_REG_offset): Call update_reg_offset.
15602 (gen_reg_rtx_offset): New function.
15603 * regclass.c: Revert patch of 2006-03-05, restoring
15605 (clear_reg_info_regno): New function.
15606 * dwarf2out.c (concatn_loc_descriptor): New static function.
15607 (loc_descriptor): Handle CONCATN.
15608 * common.opt (fsplit_wide_types): New option.
15609 * opts.c (decode_options): Set flag_split_wide_types when
15611 * timevar.def (TV_LOWER_SUBREG): Define.
15612 * rtl.h (gen_reg_rtx_offset): Declare.
15613 (reg_scan_update): Declare.
15614 * regs.h (clear_reg_info_regno): Declare.
15615 * tree-pass.h (pass_lower_subreg): Declare.
15616 (pass_lower_subreg2): Declare.
15617 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15618 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15619 -fsplit-wide-types.
15620 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15621 * Makefile.in (OBJS-common): Add lower-subreg.o.
15622 (lower-subreg.o): New target.
15624 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15626 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15628 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15631 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15633 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15635 PR middle-end/29335
15636 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15638 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15640 * cfgloop.h: Include vec-prim.h.
15641 (enum li_flags): Remove LI_ONLY_OLD.
15642 (loop_iterator): Changed.
15643 (fel_next, fel_init): Iterate over loop tree.
15644 (FOR_EACH_LOOP_BREAK): New macro.
15645 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15647 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15648 * modulo-sched.c (sms_schedule): Ditto.
15649 * tree-vectorizer.c (vectorize_loops): Ditto.
15650 * doc/loop.texi: Update information on loop numbering and behavior of
15651 FOR_EACH_LOOP wrto new loops.
15652 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15653 add_to_evolution_1): Test nestedness of loops instead of comparing
15655 * tree-chrec.c (chrec_fold_plus_poly_poly,
15656 chrec_fold_multiply_poly_poly, chrec_evaluate,
15657 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15658 reset_evolution_in_loop): Ditto.
15659 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15661 2007-01-31 Dirk Mueller <dmueller@suse.de>
15663 * c-common.c (warn_about_parentheses): Separate warning about
15664 un-parenthized sequence of comparison operators from the one
15665 which is supposed to warn about x <= y <= z.
15667 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15669 * optabs.h (enum optab_index): Add new OTI_isinf.
15670 (isinf_optab): Define corresponding macro.
15671 * optabs.c (init_optabs): Initialize isinf_optab.
15672 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15674 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15675 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15677 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15678 expand_builtin_interclass_mathfn.
15679 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15680 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15681 (fxam<mode>2_i387): New insn pattern.
15682 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15683 built-in functions as x87 inline asm.
15685 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15687 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15689 2007-01-30 Eric Christopher <echristo@apple.com>
15691 * config.gcc: Add geode.
15693 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15695 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15696 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15697 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15698 value-prof.c: Fix comment typos.
15700 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15703 * doc/invoke.texi (Wpointer-arith): Document warning.
15705 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15707 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15708 the list of discrepancies from the draft TR.
15710 2007-01-30 Dirk Mueller <dmueller@suse.de>
15713 * doc/invoke.texi (-Wreturn-type): Update description to
15714 match new behavior.
15716 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15718 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15720 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15722 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15723 to handle optabs that operate on floating point input argument and
15724 output to integer output.
15725 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15726 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15727 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15728 expand_builtin_interclass_mathfn ().
15729 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15730 (ilogbsi2): Remove.
15731 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15732 ilogbl built-in functions as x87 intrinsics.
15734 2007-01-30 Richard Guenther <rguenther@suse.de>
15736 PR middle-end/27657
15737 * dwarf2out.c (reference_to_unused): Query varpool if the
15738 variable was output.
15740 2007-01-30 Richard Guenther <rguenther@suse.de>
15742 PR middle-end/30313
15743 * passes.c (execute_one_pass): Reset in_gimple_form to not
15744 confuse non-unit-at-a-time mode.
15746 2007-01-29 Roger Sayle <roger@eyesopen.com>
15747 Richard Guenther <rguenther@suse.de>
15749 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15750 avoid undefined behaviour on overflow. Use force_fit_type_double
15751 to construct the constant with the specified TREE_OVERFLOW.
15753 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15755 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15756 * config/dfp-bit.h: Ditto.
15758 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15760 * c-decl.c (pop_scope): Replace warnings with call to
15761 warn_for_unused_label.
15762 * c-common.h (warn_for_unused_label): Declare.
15763 * c-common.c (warn_for_unused_label): Define.
15765 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15767 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15770 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15772 * Makefile.in (USER_H): Remove decfloat.h.
15773 * ginclude/decfloat.h: Delete, moving contents to ...
15774 * ginclude/float.h: Add support for decimal floating point,
15775 guarded by __STDC_WANT_DEC_FP__.
15777 2007-01-29 Mike Stump <mrs@apple.com>
15779 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15780 Analysis and Representation to resolve case insensitive conflict.
15781 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15783 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15785 * tree.h (struct tree_memory_tag): Add aliases member.
15786 (MTAG_ALIASES): New macro.
15787 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15788 (add_may_alias): Remove pointer-set. Update for may_aliases being
15790 (mark_aliases_call_clobbered): Update for may_aliases being a
15792 (compute_tag_properties): Ditto.
15793 (create_partition_for): Ditto.
15794 (compute_memory_partitions): Ditto.
15795 (dump_may_aliases_for): Ditto.
15796 (is_aliased_with): Ditto.
15797 (add_may_alias_for_new_tag): Ditto.
15798 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15799 (compute_is_aliased): New function.
15800 (compute_may_aliases): Call compute_is_aliased).
15801 (init_alias_info): Initialize alias_bitmap_obstack.
15802 (union_alias_set_into): New function.
15803 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15804 (have_common_aliases_p): Rewrite to take two bitmaps and use
15806 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15807 Update for bitmaps.
15808 (finalize_ref_all_pointers): Update for add_may_alias changes.
15809 (new_type_alias): Ditto.
15810 * tree-flow-inline.h (may_aliases): Return a bitmap.
15811 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15812 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15813 may_aliases being a bitmap.
15814 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15815 may_aliases now returns a bitmap.
15816 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15818 * tree-ssa-operands.c (add_virtual_operand): Update for
15819 may_aliases being a bitmap.
15821 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15823 PR tree-optimization/30630
15824 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15825 variable as changed.
15827 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15830 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15831 expanded only once even if an error occurs.
15833 2007-01-29 Ben Elliston <bje@au.ibm.com>
15835 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15836 (__gcov_average_profiler): Likewise.
15837 (__gcov_ior_profiler): Likewise.
15838 (__gcov_merge_ior): Likewise.
15840 2007-01-28 Jan Hubicka <jh@suse.cz>
15842 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15843 * value-prof.c (stringop_block_profile): Likewise.
15845 2007-01-28 Jan Hubicka <jh@suse.cz>
15847 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15848 Add variant handling histograms; add wrapper.
15849 (clear_storage_via_libcall): Export.
15850 (emit_block_move_hints): Break out from ...; add histograms.
15851 (emit_block_move): ... this one.
15852 (clear_storage_hints): Break out from ...; add histograms.
15853 (clear_storage): ... this one.
15854 (set_storage_via_memset): Handle histogram.
15855 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15856 (clear_storage_hints, clear_storage_via_libcall): Declare.
15857 (set_storage_via_setmem): Update prototype.
15858 * doc/md.texi (movmem, setmem): Document new arguments.
15860 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15861 Add new histograms.
15862 (stringop_block_profile): New global function.
15863 (tree_stringops_values_to_profile): Profile block size and alignment.
15864 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15866 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15867 (stringop_block_profile): Declare.
15868 * builtins.c: Include value-prof.h.
15869 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15870 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15871 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15872 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15873 * profile.c (instrument_values): Add new counters.
15874 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15876 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15877 (tree_init_edge_profiler): Build new profilers.
15878 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15879 (pass_tree_profile): Add dump.
15880 (tree_profile_hooks): Update.
15881 * Makefile.in (LIBGCOV): Add new constants.
15882 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15883 __gcov_ior_profiler): New.
15884 * i386.md (movmem/setmem expanders): Add new optional arguments.
15886 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15888 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15890 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15892 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15893 (tree_unswitch_single_loop): Pass eni_size_weights to
15894 tree_num_loop_insns.
15895 * tree-ssa-loop-manip.c: Include tree-inline.h.
15896 (can_unroll_loop_p): Pass eni_size_weights to
15897 tree_num_loop_insns.
15898 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15899 Pass eni_size_weights to estimate_num_insns.
15900 * tree.h (init_inline_once): Export.
15901 * toplev.c (backend_init): Call init_inline_once.
15902 * cgraphunit.c (cgraph_process_new_functions,
15903 cgraph_analyze_function): Pass eni_inlining_weights to
15904 estimate_num_insns.
15905 * ipa-inline.c (compute_inline_parameters): Ditto.
15906 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15907 to estimate_num_insns.
15908 (try_unroll_loop_completely): Pass eni_size_weights to
15909 tree_num_loop_insns.
15910 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15911 ot estimate_num_insns.
15912 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15913 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15914 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15915 eni_time_weights): New variables.
15916 (init_inline_once): Initialize them.
15917 (struct eni_data): Mew.
15918 (estimate_num_insns_1, estimate_num_insns): Use weights.
15919 * tree-inline.h (struct eni_weights_d): New.
15920 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15921 (estimate_num_insns): Declaration changed.
15922 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15923 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15924 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15926 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15928 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15929 relations in the conflict function is valid.
15931 2007-01-27 Ian Lance Taylor <iant@google.com>
15933 * common.opt: Add fstrict-overflow.
15934 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15935 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15936 (TYPE_OVERFLOW_UNDEFINED): Define.
15937 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15939 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15940 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15941 (fold_negate_expr): Likewise.
15942 (make_range): Likewise.
15943 (extract_muldiv_1): Likewise.
15944 (maybe_canonicalize_comparison): Likewise.
15945 (fold_comparison): Likewise.
15946 (fold_binary): Likewise.
15947 (tree_expr_nonnegative_p): Likewise.
15948 (tree_expr_nonzero_p): Likewise.
15949 * tree-vrp.c (compare_values): Likewise.
15950 (extract_range_from_binary_expr): Likewise.
15951 (extract_range_from_unary_expr): Likewise.
15952 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15954 (nowrap_type_p): Likewise.
15955 * tree-scalar-evolution.c (simple_iv): Likewise.
15956 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15957 (build_range_check): Likewise.
15958 (extract_muldiv_1): Likewise.
15959 (fold_comparison): Likewise.
15960 * tree-vrp.c (vrp_int_const_binop): Likewise.
15961 (extract_range_from_unary_expr): Likewise.
15962 * convert.c (convert_to_integer): Likewise.
15963 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15964 (fold_comparison): Likewise.
15965 (fold_binary): Likewise.
15966 * optabs.c (optab_for_tree_code): Likewise.
15967 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15968 * simplify-rtx.c (simplify_const_relational_operation): Check
15969 flag_strict_overflow and flag_trapv.
15970 (simplify_const_relational_operation): Likewise.
15971 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15972 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15975 2007-01-27 Roger Sayle <roger@eyesopen.com>
15977 * tree.c (tree_fold_gcd): Delete.
15978 * tree.h (tree_fold_gcd): Remove prototype.
15979 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15980 test whether one constant integer is a multiple of another. Instead
15981 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15982 * fold-const.c (multiple_of_p): We've determined both TOP and
15983 BOTTOM are integer constants so we can call int_const_binop directly
15984 instead of the more generic const_binop.
15986 2007-01-27 Roger Sayle <roger@eyesopen.com>
15988 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15989 1*X check that the constant hasn't overflowed, to preserve the
15991 (round_up): Provide an efficient implementation when rouding-up an
15992 INTEGER_CST to a power-of-two.
15994 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15996 * doc/sourcebuild.texi: Add comma for clarity.
15997 * doc/extend.texi: Fix some typos.
15998 * doc/passes.texi: Likewise.
15999 * doc/cppinternals.texi: Likewise.
16000 * doc/c-tree.texi: Likewise.
16001 * doc/tree-ssa.texi: Likewise.
16002 * doc/install.texi: Likewise.
16004 2007-01-27 Jan Hubicka <jh@suse.cz>
16006 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16007 (pass_sra): Do not require alias information.
16008 * passes.c (init_optimization_passes): Add SRA
16010 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16012 * tracer.c (rest_of_handle_tracer): We already cleaned
16013 up the CFG in tracer() so don't do it here again.
16014 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16015 cleanup_cfg here, either. And don't call renumber_insns.
16017 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16018 and BB_HEAD are in the insn stream here. Instead make sure
16019 that BB_INSN is valid on all insns. Also, do check here that
16020 there are no pending branch predictions...
16021 (rtl_verify_flow_info): ...instead of doing it here. Checks
16022 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16025 2007-01-26 Roger Sayle <roger@eyesopen.com>
16027 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16028 function to simplify/factorize operand order canonicalization.
16029 (ix86_fixup_binary_operands): Reorganize using the above function.
16030 (ix86_binary_operator_ok): Likewise.
16032 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16034 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16035 file scope from optimize_attrs.
16036 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16038 (optimize_attrs): Clear insn_code_values after freeing it.
16040 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16042 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16043 a parts.base assignment.
16045 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16047 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16048 (compute_subscript_distance, initialize_data_dependence_relation,
16049 finalize_ddr_dependent, analyze_ziv_subscript,
16050 analyze_siv_subscript_cst_affine,
16051 compute_overlap_steps_for_affine_univar,
16052 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16053 analyze_siv_subscript, analyze_miv_subscript,
16054 analyze_overlapping_iterations, subscript_dependence_tester_1,
16055 compute_self_dependence, free_dependence_relation): Work
16056 with affine_fn instead of chrecs.
16057 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16058 common_affine_function, affine_function_base,
16059 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16060 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16061 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16062 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16063 (all_chrecs_equal_p): Removed.
16064 * tree-data-ref.h (affine_fn, conflict_function): New types.
16065 (struct subscript): Change type of conflicting_iterations_in_a
16066 and conflicting_iterations_in_b.
16068 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16071 * config/pa/pa.h (TARGET_HPUX_11): New.
16072 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16073 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16075 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16076 Richard Guenther <rguenther@suse.de>
16078 * tree-ssa-structalias.c (solve_graph): Handle case
16079 we merged the variable to another.
16081 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16083 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16086 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16087 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16089 2007-01-25 DJ Delorie <dj@redhat.com>
16091 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16092 allow changes to modes which don't fit in those registers.
16094 * reload1.c (choose_reload_regs): Check for invalid subregs before
16095 computing their locations, not after.
16097 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16100 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16101 save Altivec registers in an eh_return function.
16102 (compute_vrsave_mask): Likewise.
16103 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16104 for saving Altivec registers.
16105 (rs6000_emit_prologue): Don't allocate stack twice in
16106 eh_return function. Correct expected value of altivec_save_offset
16107 when using save_world. Describe save of R0 to stack when using
16108 save_world. Describe stack pointer adjustment when using
16109 save_world. Remove duplicated eh_return parameter register saving.
16110 Update sp_offset variable after save_world.
16111 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16113 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16114 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16117 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16119 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16121 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16124 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16125 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16127 2007-01-25 Richard Guenther <rguenther@suse.de>
16129 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16130 * common.opt (-Wcoverage-mismatch): New warning option.
16131 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16132 if -Wcoverage-mismatch is given.
16134 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16136 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16137 (ipcp_driver): Change to static definition.
16138 Add dumping of the ifunctions.
16139 (constant_val_insert): Remove unused parameter. Support for SSA.
16140 (ipcp_propagate_const): Support for SSA.
16141 (ipcp_profile_bb_print): Print only analyzed nodes.
16142 (ipcp_replace_map_create): Remove support for Fortran constant
16144 * ipa-prop.c (ipa_method_modify_stmt,
16145 ipa_callsite_compute_param): Support for SSA.
16146 * ipa-prop.h (ipcp_driver): Remove declaration.
16147 (IS_VALID_TREE_MAP_INDEX): Add define.
16149 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16151 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16153 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16155 PR middle-end/30447
16156 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16157 constant argument to cabs and do it without checking for
16158 -funsafe-math-optimizations.
16160 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16162 * c-common.h (RID_FIRST_CXX0X): New.
16163 (RID_LAST_CXX0X): New.
16164 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16166 * c.opt (Wc++0x-compat): New.
16167 * doc/invoke.texi (-Wc++0x-compat): Document.
16169 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16171 * builtins.c (fold_builtin_carg): New.
16172 (fold_builtin_1): Use it.
16174 2007-01-24 Jan Hubicka <jh@suse.cz>
16176 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16178 * ipa-inline.c (initial_insns, max_insns): Delete.
16179 (compute_max_insns): New function.
16180 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16181 amount of insns as base for code growth.
16182 (cgraph_decide_inlining): Make initial_insns local; do not compute
16184 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16185 * doc/invoke.texi (inline-unit-growth): Update docs.
16187 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16189 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16190 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16191 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16192 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16193 for CPUs that have PTA_CX16 set.
16195 PR middle-end/27416
16196 * gimplify.c (omp_check_private): New function.
16197 (gimplify_scan_omp_clauses): Use it for
16198 firstprivate/lastprivate/reduction.
16200 PR middle-end/30494
16201 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16202 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16204 PR middle-end/30421
16205 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16206 If lower_lastprivate_clauses emits some statements, append them
16207 to dlist rather than body_p and to body_p append an initializer.
16208 (lower_omp_for): Adjust caller.
16210 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16212 * target.h (globalize_decl_name): New.
16213 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16214 * output.h (default_globalize_decl_name): New.
16215 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16217 (globalize_decl): Ditto.
16218 (default_globalize_decl_name): New.
16219 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16220 (ia64_handle_version_id_attribute): New.
16221 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16222 (ia64_asm_output_external): Use globalize_decl_name instead
16223 of globalize_label.
16224 * doc/extend.texi (version_id): New pragma.
16225 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16227 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16229 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16230 _uleb128_t and _Unwind_SWord with _sleb128_t.
16231 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16232 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16234 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16235 * unwind-pe.h (read_uleb128, read_sleb128,
16236 read_encoded_value_with_base): Likewise.
16237 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16239 2007-01-24 Richard Guenther <rguenther@suse.de>
16241 * builtins.c (expand_builtin_cexpi): Get the fndecl
16242 for cexp in the correct way.
16244 2007-01-24 Jan Hubicka <jh@suse.cz>
16246 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16249 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16251 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16252 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16253 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16254 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16255 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16256 __SIZEOF_PTRDIFF_T__.
16257 * doc/cpp.texi: Documentation for the new builtin macros added.
16259 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16261 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16262 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16263 instead of operands[2] to avoid access past the end of array.
16265 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16267 * reload1.c (emit_reload_insns): Pass the reload register
16268 for a non-spill output reload through forget_old_reloads_1.
16270 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16272 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16273 _SOFT_DOUBLE if doubles use software floating-point.
16274 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16275 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16276 * config/rs6000/darwin-ldouble.c: Also compile functions for
16277 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16278 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16279 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16280 commented-out long double override.
16281 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16282 * config/rs6000/eabispe.h: Likewise.
16283 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16284 long double for non-SPE.
16285 (rs6000_handle_option): Likewise.
16286 (invalid_e500_subreg): Disallow more subregs involding DImode,
16287 DFmode, TImode or TFmode.
16288 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16290 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16292 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16293 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16295 (rs6000_legitimate_address): Also check for TFmode for E500
16297 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16298 (spe_build_register_parallel): Handle TFmode and TCmode.
16299 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16301 (function_arg): Handle TFmode and TCmode for E500 double.
16302 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16304 (print_operand): Handle TFmode and TImode for %y.
16305 (rs6000_generate_compare): Handle TFmode comparisons for E500
16307 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16308 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16309 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16310 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16311 TFmode for E500 double.
16312 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16313 (floatsidf2): Enable for E500 double.
16314 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16315 (extenddftf2): Change to extenddftf2_fprs.
16316 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16317 depending on TARGET_E500_DOUBLE.
16318 (extendsftf2): Enable for E500 double.
16319 (trunctfdf2): Enable for E500 double.
16320 (trunctfsf2): Change to trunctfsf2_fprs.
16321 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16322 depending on TARGET_E500_DOUBLE.
16323 (floatsitf2): Enable for E500 double.
16324 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16325 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16326 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16327 (negtf2): Change to negtf2_internal.
16328 (negtf2): New expander.
16329 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16330 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16331 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16332 (movdi_internal32): Use rs6000_nonimmediate_operand.
16333 (unnamed splitter): Likewise.
16334 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16335 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16336 (SPE64TF, DITI): New mode macros.
16337 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16340 (frob_<mode>_di_2): New.
16341 (frob_tf_di_8_2): New.
16342 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16344 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16346 (frob_ti_<mode>_8_2): New.
16347 (frob_ti_tf_2): New.
16348 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16349 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16351 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16352 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16353 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16354 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16355 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16356 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16359 2007-01-23 Ian Lance Taylor <iant@google.com>
16361 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16363 (OBJS-archive): Reformat, alphabetize.
16364 (OBJS): Change out_object_file to OBJS-md.
16366 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16368 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16369 JUMP_P and CALL_P predicates where applicable.
16370 * config/i386/i386.c: Ditto.
16371 * config/i386/i386.md: Ditto.
16372 * config/i386/mmx.md: Ditto.
16373 * config/i386/predicates.md: Ditto.
16375 2007-01-22 Andreas Schwab <schwab@suse.de>
16377 * config/m68k/m68k.h: Fix comment.
16379 2007-01-22 Jan Hubicka <jh@suse.cz>
16381 * passes.c (init_optimization_passes): Do not rerun
16382 pass_early_warn_uninitialized.
16384 2007-01-22 Richard Guenther <rguenther@suse.de>
16386 PR tree-optimization/30038
16387 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16389 (execute_cse_sincos_1): Likewise.
16390 (execute_cse_sincos): Likewise.
16391 (gate_cse_sincos): Likewise.
16392 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16393 the cexpi() canonicalization of sincos().
16394 * tree-pass.h (pass_cse_sincos): Declare.
16395 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16397 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16399 PR rtl-optimization/29329
16400 * combine.c (replaced_rhs_insn): Rename to i2mod.
16401 (replaced_rhs_value): Rename to i2mod_new_rhs.
16402 (i2mod_old_rhs): New global variable.
16403 (combine_instructions): Adjust for above change. Save a copy of
16404 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16405 note are substituted in the second instruction.
16406 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16407 ditch the note if it pertains to the second eliminated register
16408 and this register is mentioned in i2mod_old_rhs.
16411 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16413 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16414 the insn to which the note was originally attached.
16416 2007-01-21 Jan Hubicka <jh@suse.cz>
16418 * ipa-inline.c (inlining_mode): Comment, move up.
16419 (cgraph_decide_inlining_incrementally): Do not perform inlining
16420 itself; fix handling of flattening of self recursive functions.
16421 (cgraph_find_cycles): Remove.
16422 (cgraph_flatten_node): Remove.
16423 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16424 (try_inline): New function.
16425 (cgraph_early_inlining): Update call of
16426 cgraph_decide_inlining_incrementally. Apply inlining here.
16427 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16429 2007-01-21 Dirk Mueller <dmueller@suse.de>
16432 * tree-vrp.c (check_array_bounds): do not warn
16433 about ADDR_EXPR's of ARRAY_REF's which are immediately
16434 used in binary expressions.
16436 2007-01-21 Ira Rosen <irar@il.ibm.com>
16438 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16439 read_write_dep and macros for its access.
16440 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16441 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16442 argument, call vect_check_interleaving for every independent pair of
16443 data-refs. Mark loads that access the same memory location as a store
16445 (vect_check_dependences): Remove.
16446 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16447 call, fix the call to vect_analyze_data_ref_dependence.
16448 (vect_analyze_data_ref_access): For statements that access the same
16449 data-ref, check that they are not stores; for loads, check that there
16450 is no store that access the same location.
16452 2007-01-20 Roger Sayle <roger@eyesopen.com>
16453 Joseph Myers <joseph@codesourcery.com>
16455 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16456 (-fdump-rtl-stack): Likewise.
16457 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16458 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16459 (-mpt-fixed): Use @minus{} for minus sign.
16460 (Using Precompiled Headers): Fix under/overfull hbox.
16462 2007-01-20 Jan Hubicka <jh@suse.cz>
16464 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16465 place within annotation.
16467 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16469 * pa.c (output_move_double): Change array size of xoperands to 4.
16471 2007-01-20 Jan Hubicka <jh@suse.cz>
16473 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16476 2007-01-19 Ian Lance Taylor <iant@google.com>
16478 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16479 constant to unsigned HOST_WIDE_INT before negating.
16481 2007-01-19 Ian Lance Taylor <iant@google.com>
16483 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16485 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16486 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16487 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16488 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16489 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16490 (realloc_vdef, realloc_vuse): Change second parameter to
16492 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16493 fields to unsigned.
16494 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16495 unsigned. Change x and lim locals to unsigned.
16496 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16498 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16499 (copy_virtual_operands): Change i and n locals to unsigned.
16501 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16503 PR middle-end/29335
16504 * builtins.c (fold_builtin_1): Handle builtin fdim.
16506 2007-01-20 Jan Hubicka <jh@suse.cz>
16508 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16509 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16510 init_alias_heapvars.
16511 (init_alias_heapvars): Initialize only when not already initialized.
16512 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16514 2007-01-19 Roger Sayle <roger@eyesopen.com>
16516 * common.opt (fsigned-zeros): New command line option.
16517 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16518 of flag_unsafe_math_optimizations.
16519 * opts.c (set_fast_math_flags): The -ffast-math command line option
16520 implies -fno-signed-zeros.
16521 (fast_math_flags_set_p): Likewise.
16523 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16524 the documentation of -ffast-math appropriately. Wrap long lines.
16526 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16528 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16529 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16531 2007-01-19 Tomas Bily <tbily@suse.cz>
16533 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16535 (tree_init_ic_make_global_vars): New function
16536 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16537 (tree_gen_ic_profiler): New function
16538 (tree_gen_ic_func_profiler): New function
16539 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16540 (tree_profile_hooks): Added hook for indirec/virtual calls
16541 * value-prof.c (tree_find_values_to_profile): New case for
16543 (tree_values_to_profile): Call for determining indirect/virtual
16545 (tree_indirect_call_to_profile): New function
16546 (tree_ic_transform): New function
16547 (tree_ic): New function
16548 (find_func_by_pid): New function
16549 (init_pid_map): New function
16550 (tree_value_profile_transformations): Added check for
16551 indirect/virtual call transformation
16552 * value-prof.h (enum hist_type): New counter type for
16553 indirect/virtual calls
16554 (profile_hooks): Added new hook for profiling indirect/virtual
16556 * profile.c (instrument_values): New case for indirect/virtual
16558 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16559 (GCOV_COUNTER_V_INDIR): New counter type
16560 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16561 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16563 * cgraph.c: Definition of cgraph_max_pid
16564 (cgraph_create_node): Default init of pid attribute
16565 * cgraph.h: Declaration of cgraph_max_pid
16566 (struct cgraph_node): Added pid attribute
16567 * libgcov.c (__gcov_indirect_call_profiler): New function
16568 (__gcov_one_value_profiler_body): New function
16569 (__gcov_one_value_profiler): Body was moved to
16570 __gcov_one_value_profiler_body and calls it
16572 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16574 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16575 * gengtype.c (write_types_data, write_func_for_structure,
16576 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16577 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16578 (walk_type, write_func_for_structure): Generate the mark_hook if
16581 2007-01-19 Jan Hubicka <jh@suse.cz>
16583 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16584 'early' argument take inlining mode argument specifying whether to
16585 inline for size/speeed or all functions; add support for flattening;
16587 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16589 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16592 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16593 the name of the declared identifier.
16595 2007-01-19 Dirk Mueller <dmueller@suse.de>
16597 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16598 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16599 duplicate evaluation.
16601 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16603 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16604 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16605 to XFMode, use acosxf2 and truncate result to requested mode.
16606 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16607 (asin<mode>2): Similarly, with asin expanders.
16608 (*fscalexf4_i387): Rename from *fscalexf4.
16609 (expNcorexf3): New expander.
16610 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16611 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16612 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16613 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16614 patterns for SSE math.
16615 (exp10<mode>2): Similarly, with exp10 expanders.
16616 (exp2<mode>2): Similarly, with exp2 expanders.
16617 (expm1<mode>2): Similarly, with expm1 expanders.
16618 (ldexp<mode>3): Similarly, with ldexp expanders.
16619 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16620 Use gen_truncxf<mode>2_i387_noop to truncate result.
16622 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16624 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16625 for ColdFire targets.
16627 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16628 Richard Sandiford <richard@codesourcery.com>
16630 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16631 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16632 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16633 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16634 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16635 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16637 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16639 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16640 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16641 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16642 (*adddi_dilshr32_cf): New pattern.
16643 (adddi3, subdi3): Remove first alternatives.
16645 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16647 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16648 implemented using move.l, do not use its cc result for floating-point
16651 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16653 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16654 from accepting 's' constraints if flag_pic.
16656 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16658 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16659 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16660 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16661 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16663 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16665 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16666 ColdFire alternatives.
16667 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16668 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16669 architectures that support ff1 instruction.
16671 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16672 Julian Brown <julian@codesourcery.com>
16674 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16675 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16676 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16679 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16681 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16683 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16684 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16685 HOST_WIDE_INT instead of an rtx.
16686 (m68k_rtx_costs): Update call accordingly.
16687 (output_move_const_into_data_reg): Likewise. Fix formatting.
16688 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16690 (output_move_simode_const): Update calls after above changes.
16691 Rework to use automatic variables and predicates like MEM_P.
16692 * config/m68k/m68k.md (pushexthisi_const): Update call to
16695 2007-01-19 Dirk Mueller <dmueller@suse.de>
16697 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16698 in dump_flags test.
16700 2007-01-19 Richard Guenther <rguenther@suse.de>
16702 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16703 via cexp in case sincos is not available.
16705 2007-01-19 Richard Guenther <rguenther@suse.de>
16707 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16708 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16709 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16710 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16711 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16712 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16713 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16714 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16716 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16718 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16720 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16721 (atan2xf3): Directly generate RTL pattern.
16722 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16723 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16724 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16725 disable patterns for SSE math.
16726 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16727 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16728 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16729 disable patterns for SSE math.
16731 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16733 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16735 2007-01-18 Roger Sayle <roger@eyesopen.com>
16737 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16738 VIEW_CONVERT_EXPR to the same type as it's operand.
16740 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16742 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16743 configured for long double 128.
16745 2007-01-18 Mike Stump <mrs@apple.com>
16747 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16750 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16752 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16755 2007-01-18 Jan Hubicka <jh@suse.cz>
16757 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16758 greater than NUM_VOP_FREE_BUCKETS.
16760 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16762 * tree-ssa-structalias.c: Update comments.
16763 (ptabitmap_obstack): Removed.
16764 (pta_obstack): New.
16765 (oldpta_obstack): Ditto.
16766 (stats): Add a few members.
16767 (struct variable_info): Remove node, complex, address_taken, and
16768 indirect_target members. Add oldsolution member.
16769 (new_var_info): Do not initialize removed members.
16770 (constraint_expr_type): Remove INCLUDES.
16771 (constraint_graph): Add size, implicit_preds, rep,
16772 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16773 (FIRST_REF_NODE): New macro.
16774 (LAST_REF_NODE): Ditto.
16775 (FIRST_ADDR_NODE): Ditto.
16776 (find): New function.
16778 (dump_constraint): Do not handle INCLUDES.
16779 (insert_into_complex): Do not insert duplicate constraints.
16780 (condense_varmap_nodes): Renamed and rewritten into ...
16781 (merge_node_constraints): This. Also fix bug in handling of
16782 offseted copy constraints.
16783 (clear_edges_for_node): No longer need to deal with preds at all,
16784 or removing associated preds/succs.
16785 (merge_graph_nodes): Deal with indirect_cycles.
16786 Don't deal with predecessors.
16787 (add_implicit_graph_edge): New function.
16788 (add_pred_graph_edge): Ditto.
16789 (add_graph_edge): Don't deal with predecessors.
16790 (build_constraint_graph): Removed.
16791 (build_pred_graph): New function.
16792 (build_succ_graph): Ditto.
16793 (struct scc_info): Removed in_component. Added roots, dfs, and
16794 node_mapping. Remove visited_index, unification_queue.
16795 (scc_visit): Deal with union-find we do now.
16796 Deal with cycles with REF nodes.
16797 (collapse_nodes): Renamed and rewritten to ...
16798 (unify_nodes): This.
16799 (process_unification_queue): Removed.
16800 (topo_visit): Cleanup
16801 (do_da_constraint): Use find.
16802 (do_sd_constraint): Ditto.
16803 (do_ds_constraint): Ditto.
16804 (do_complex_constraint): Ditto.
16805 (init_scc_info): Update for removed and added members.
16806 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16807 (find_indirect_cycles): This.
16808 (equivalence_class): New variable.
16809 (label_visit): New function.
16810 (perform_variable_substitution): Rewritten.
16811 (free_var_substitution_info): New function.
16812 (find_equivalent_node): Ditto.
16813 (move_complex_constraints): Ditto.
16814 (eliminate_indirect_cycles): Ditto.
16815 (solve_graph): Only propagate changed bits.
16816 Use indirect cycle elimination.
16818 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16819 (tree_id_eq): Renamed to ...
16820 (tree_vi_eq): This. Update for member change
16821 (insert_id_for_tree): Renamed and rewritten to ...
16822 (insert_vi_for_tree): This.
16823 (lookup_id_for_tree): Renamed and rewritten to ...
16824 (lookup_vi_for_tree): This.
16825 (get_id_for_tree): Renamed and rewritten to ...
16826 (get_vi_for_tree): Ditto.
16827 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16828 (process_constraint): Don't handle INCLUDES.
16829 Remove special ADDRESSOF case.
16830 (find_func_aliases): Rewrite to use vi functions instead of id
16832 (create_function_info_for): Ditto.
16833 (create_variable_info_for): Ditto.
16834 (intra_create_variable_infos): Ditto.
16835 (merge_smts_into): Ditto.
16836 (find_what_p_points_to): Ditto.
16837 (init_base_vars): Ditto.
16838 (init_alias_vars): Ditto.
16839 (remove_preds_and_fake_succs): New function.
16840 (dump_sa_points_to_info): Dump new stats.
16841 (dump_solution_for_var): Use find.
16842 (set_used_smts): Fix formatting.
16843 (compute_points_to_sets): Updated for new functions.
16844 (ipa_pta_execute): Ditto.
16846 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16847 Richard Sandiford <richard@codesourcery.com>
16849 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16851 * calls.c (expand_call): If the return value is a PARALLEL,
16852 extract its first member.
16853 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16854 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16855 use FUNCTION_EXTRA_EPILOGUE.
16856 (m68k_function_value): Return a PARALLEL if the return value
16857 is of a pointer type.
16858 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16859 (FUNCTION_EXTRA_EPILOGUE): Remove.
16860 * config/m68k/m68k.md (D0_REG): New constant.
16862 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16864 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16865 output a NOP for empty epilogues.
16867 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16869 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16870 before function. Extend register save check to include all
16871 registers, not just integer ones.
16873 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16875 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16876 (m68k_use_return_insn): ...this.
16877 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16878 * config/m68k/m68k.c (use_return_insn): Rename to...
16879 (m68k_use_return_insn): ...this.
16880 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16881 of USE_RETURN_INSN.
16883 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16885 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16886 nearest even, fix denormal rounding overflow.
16888 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16890 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16891 f%$smove and f%$move.
16892 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16893 (extendsfdf2_cf): Use fdmove instead of f%&move.
16894 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16895 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16897 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16899 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16902 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16904 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16905 (coldfire_single_format): Declare.
16906 (coldfire_double_format): Likewise.
16907 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16908 of qnan_msb_set to determine the lower bits of a canonical
16910 (encode_ieee_double): Likewise.
16911 (encode_ieee_quad): Likewise.
16912 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16913 (mips_single_format): Likewise.
16914 (ieee_double_format): Likewise.
16915 (mips_double_format): Likewise.
16916 (ieee_extended_motorola_format): Likewise.
16917 (ieee_extended_intel_96_format): Likewise.
16918 (ieee_extended_intel_128_format): Likewise.
16919 (ieee_extended_intel_96_round_53_format): Likewise.
16920 (ibm_extended_format): Likewise.
16921 (mips_extended_format): Likewise.
16922 (ieee_quad_format): Likewise.
16923 (mips_quad_format): Likewise.
16924 (vax_f_format): Likewise.
16925 (vax_d_format): Likewise.
16926 (vax_g_format): Likewise.
16927 (i370_single_format): Likewise.
16928 (i370_double_format): Likewise.
16929 (decimal_single_format): Likewise.
16930 (decimal_double_format): Likewise.
16931 (decimal_quad_format): Likewise.
16932 (c4x_single_format): Likewise.
16933 (c4x_extended_format): Likewise.
16934 (real_internal_format): Likewise.
16935 (coldfire_single_format): New real_format.
16936 (coldfire_double_format): Likewise.
16937 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16938 canonical_nan_lsbs_set.
16939 (pdp11_d_format): Likewise.
16940 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16941 if TARGET_COLDFIRE_CPU.
16943 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16945 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16946 (output_call, m68k_legitimize_call_address): Declare.
16947 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16948 parenthesees. Add support for a 'W' constraint.
16949 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16950 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16951 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16952 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16954 (override_options): Initialize them. Do not set flag_no_function_cse
16955 for TARGET_ID_SHARED_LIBRARY.
16956 (m68k_output_pic_call): Delete.
16957 (m68k_legitimize_call_address): New function.
16958 (print_operand): Remove the %o prefix. Handle the %p prefix.
16959 (output_call): New function.
16960 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16961 target address from the GOT if symbolic jumps are not allowed.
16962 * config/m68k/m68k.md (call, general_operand): Do not set
16963 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16964 Merge separate flag_pic and !flag_pic define_insns into...
16965 (*call, *call_value): ...these new patterns. Match the address
16966 rather than the containing MEM and require it to be a call_operand.
16967 Use output_call to generate the asm template.
16968 * config/m68k/predicates.md (const_call_operand): New predicate.
16969 (call_operand): Likewise.
16971 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16973 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16974 (STACK_GROWS_DOWNWARD): Define to 1.
16975 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16976 comments, emphasizing that these values are only defaults.
16977 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16978 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16980 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16982 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16984 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16985 Richard Sandiford <richard@codesourcery.com>
16987 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16988 (FP_REGNO_P): New macros.
16989 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16990 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16991 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16992 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16994 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16996 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16997 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16999 * config/m68k/t-floatlib: New file, extracting common code from...
17000 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17001 * config/m68k/t-uclinux: Here.
17002 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17003 routines on ColdFire targets.
17005 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17007 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17008 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17009 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17010 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17011 explicitly set MOTOROLA to 1.
17012 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17014 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17015 Nathan Sidwell <nathan@codesourcery.com>
17017 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17018 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17019 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17020 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17021 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17022 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17023 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17024 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17025 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17026 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17027 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17028 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17029 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17030 (DBX_REGISTER_NUMBER): Delete.
17031 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17032 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17033 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17035 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17037 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17038 * config/flat.h: New file.
17039 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17040 OBJECT_FORMAT_FLAT.
17041 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17042 indirect references for -msep-data or -mid-shared-library.
17043 Do not use PC-relative code addresses either.
17044 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17046 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17047 for shared libraries and crt1.o for executables. Use crti.o and
17049 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17050 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17051 Do not add -elf2flt or -shared-lib-id options here.
17052 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17053 Pass -shared-lib-id if -mid-shared-library, taking the library
17054 identifier from -mshared-library-id if given, otherwise
17056 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17057 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17058 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17059 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17060 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17061 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17063 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17064 jump sequence for ISA A and ISA A+.
17065 (PICJUMP): Likewise.
17067 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17069 * config.gcc (m68k-*-uclinux*): Base the port on the common
17070 and m68k GNU/Linux files rather than on the generic ELF ones.
17071 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17072 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17074 2007-01-18 Julian Brown <julian@codesourcery.com>
17075 Richard Sandiford <richard@codesourcery.com>
17077 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17078 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17079 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17081 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17082 80 unconditionally.
17083 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17085 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17087 * doc/install.texi: Document m68k-uclinuxoldabi.
17088 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17089 * config/m68k/uclinux-oldabi.h: New file, copied from
17090 config/m68k/uclinux.h.
17092 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17094 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17095 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17096 (m32r_compute_frame_size): Use unsigned for regno.
17097 (m32r_reload_lr): Use gen_frame_mem.
17099 (m32r_output_function_epilogue): Don't output the function epilogue
17101 (m32r_expand_epilogue): New.
17102 (direct_return): Return false if the function has the interrupt
17104 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17105 * config/m32r/m32r.md (epilogue): New expander.
17106 (return_lr, return_rte): New insns.
17107 (return): Make it expander.
17108 (return_normal): New expander.
17110 2007-01-18 Josh Conner <jconner@apple.com>
17113 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17114 support for UNLE, UNLT, UNGE, and UNGT.
17116 2007-01-18 Jan Hubicka <jh@suse.cz>
17118 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17119 * tree-tailcall (add_virtual_phis): Likewise.
17120 (optimize_tail_call): Return TODOs.
17121 (execute_tail_calls): Return TODOs.
17122 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17123 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17125 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17126 Cleanup cfg using TODO.
17127 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17128 * passes.c (execute_function_todo): When cleanup did something, remove
17130 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17131 (make_edges): Don't cleanup_cfg.
17133 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17135 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17136 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17137 operate on the top of stack.
17138 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17139 register handling of instructions that output to the second
17141 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17142 (move_for_stack_reg): Special-case check for dead destination
17143 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17145 * config/i386/i386.md (UNSPEC_TAN): New constant.
17146 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17147 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17148 to correctly model move of constant 1.0 to top stack slot.
17149 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17150 (unnamed peephole2 pattern): Remove corresponding peephole2
17151 pattern that optimizes tan insn and loading of constant 1.0.
17152 (tanxf2): Use fptanxf4_i387.
17153 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17154 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17155 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17156 disable patterns for SSE math.
17157 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17158 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17160 2007-01-18 Dirk Mueller <dmueller@suse.de>
17161 Richard Guenther <rguenther@suse.de>
17164 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17165 * common.opt (Warray-bounds): Add new warning option.
17166 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17168 * Makefile.in: make tree-vrp.o depend on toplev.h
17169 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17171 (check_array_refs, check_array_bounds, check_array_ref): New.
17173 2007-01-18 Jan Hubicka <jh@suse.cz>
17175 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17176 (execute_ssa_ccp): Return flags conditionally.
17177 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17179 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17181 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17183 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17184 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17186 * Makefile.c (GTFILES): Add cfglayout.h.
17187 * gengtype.c (open_base_files): Likewise.
17188 * cfglayout.c (cfg_layout_function_footer,
17189 cfg_layout_function_header) Reindent to make gengtype happy.
17190 * cfglayout.h (cfg_layout_function_footer,
17191 cfg_layout_function_header): Add GTY(()) marker.
17193 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17195 2007-01-18 Ben Elliston <bje@au.ibm.com>
17197 * genautomata.c (write_automata): Include xstrerror output in the
17198 error message if writing the DFA description file fails.
17200 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17202 * config/mips/mips-protos.h (mips_output_external): Make it
17204 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17205 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17206 (extern_list): Likewise.
17207 (extern_head): Likewise.
17208 (TARGET_ASM_FILE_END): Likewise.
17209 (mips_file_end): Likewise.
17210 (mips_output_external): Rewritten.
17212 2007-01-18 Ben Elliston <bje@au.ibm.com>
17214 * genpreds.c (write_insn_preds_c): Only write out the function
17215 body for regclass_for_constraint if we have register constraints.
17217 2007-01-17 Tom Tromey <tromey@redhat.com>
17219 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17220 * doc/install.texi (Testing): Use sourceware.org.
17221 (Binaries): Likewise.
17222 (Specific): Likewise.
17223 * doc/contrib.texi (Contributors): Use sourceware.org.
17225 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17227 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17228 (AVR_ENHANCED): Rename to ...
17229 (AVR_HAVE_MUL): ... new.
17230 (avr_enhanced_p): Rename to ...
17231 (avr_have_mul_p): ... new.
17232 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17233 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17234 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17235 (avr_have_mul_p): ... new.
17236 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17237 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17238 'avr_enhanced_p' and 'enhanced'.
17239 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17240 AVR_HAVE_MUL instead of AVR_ENHANCED.
17241 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17242 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17243 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17244 instead of AVR_ENHANCED.
17245 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17246 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17247 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17249 2007-01-17 Ian Lance Taylor <iant@google.com>
17251 * vec.h (VEC_reserve_exact): Define.
17252 (vec_gc_p_reserve_exact): Declare.
17253 (vec_gc_o_reserve_exact): Declare.
17254 (vec_heap_p_reserve_exact): Declare.
17255 (vec_heap_o_reserve_exact): Declare.
17256 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17258 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17259 negative parameter.
17260 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17261 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17262 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17263 * vec.c (calculate_allocation): Add exact parameter. Change all
17265 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17266 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17267 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17268 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17269 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17270 (vec_heap_p_reserve_exact): New function.
17271 (vec_heap_o_reserve_exact): New function.
17273 2007-01-17 Jan Hubicka <jh@suse.cz>
17275 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17277 2007-01-17 Eric Christopher <echristo@apple.com>
17279 * config.gcc: Support core2 processor.
17281 2007-01-16 Jan Hubicka <jh@suse.cz>
17283 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17284 the names, just unlink the chain so we don't crash on dangling
17288 2007-01-16 Jan Hubicka <jh@suse.cz>
17290 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17291 * tree-pass.h: Reorder to make IPA passes appear toegher.
17292 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17294 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17295 parameters, do not call early inliner.
17296 * ipa-inline.c: Update comments. Include tree-flow.h
17297 (cgraph_decide_inlining): Do not compute inlining parameters.
17298 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17299 be called with function context set up.
17300 (pass_ipa_inline): Remove unreachable functions before pass.
17301 (cgraph_early_inlining): Simplify assuming to be called from the
17303 (pass_early_inline): New pass.
17304 (cgraph_gate_ipa_early_inlining): New gate.
17305 (pass_ipa_early_inline): Turn into simple wrapper.
17306 (compute_inline_parameters): New function.
17307 (gate_inline_passes): New gate.
17308 (pass_inline_parameters): New pass.
17309 (apply_inline): Move here from tree-optimize.c
17310 (pass_apply_inline): New pass.
17311 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17313 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17314 doing them by hand.
17315 (tree_function_versioning): Do not allocate dummy struct function.
17316 * tree-inline.h (optimize_inline_calls): Update prototype.
17317 * tree-optimize.c (execute_fixup_cfg): Export.
17318 (pass_fixup_cfg): Remove
17319 (tree_rest_of_compilation): Do not apply inlines.
17320 * tree-flow.h (execute_fixup_cfg): Declare.
17321 * Makefile.in (gt-passes.c): New.
17322 * passes.c: Include gt-passes.h
17323 (init_optimization_passes): New passes.
17324 (nnodes, order): New static vars.
17325 (do_per_function_toporder): New function.
17326 (execute_one_pass): Dump current pass here.
17327 (execute_ipa_pass_list): Don't dump current pass here.
17329 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17331 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17332 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17334 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17336 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17337 (strong_alias): Define.
17338 (__gcc_qmul): Provide non-FMA for soft-float.
17339 (__gcc_qdiv): Same.
17344 (__gcc_qunord): New.
17354 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17355 soft-float functions.
17356 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17357 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17358 about long double soft float.
17360 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17361 Tehila Meyzels <tehila@il.ibm.com>
17363 * tree-vectorizer.h (is_pattern_stmt_p): New.
17364 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17365 formatting (tabs instead of spaces). Cleanup and clarify setting
17366 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17367 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17368 (vectorizable_type_demotion): Check that types are integral.
17369 (vectorizable_type_promotion): Likewise.
17370 (vectorizable_store): Fix typo. Eliminate new-line at end of
17373 2007-01-16 Jan Hubicka <jh@suse.cz>
17375 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17378 2007-01-15 Eric Christopher <echristo@apple.com>
17380 * ifcvt.c: Include vec.h, vecprim.h.
17381 (check_cond_move_block): New argument regs.
17382 Reorganize. Add registers used to regs.
17383 (cond_move_process_if_block): Use regs set above as
17386 2007-01-15 Eric Christopher <echristo@apple.com>
17388 * config/darwin.h: Update copyright.
17389 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17390 (LINK_COMMAND_SPEC): Add -u.
17391 (LINK_SPEC): Fix umbrella for above.
17393 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17395 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17398 2007-01-15 Tom Tromey <tromey@redhat.com>
17400 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17401 * doc/install.texi (Testing): Don't mention jacks.
17402 (Configuration): Document --enable-java-maintainer-mode. Move
17403 --with-java-home to libgcj-specific section. Document
17405 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17407 2007-01-15 Jan Hubicka <jh@suse.cz>
17409 * tree-ssa-dce.c (DCE_TODOs): New.
17410 (propagate_necessity): Return if something changed.
17411 (eliminate_unnecessary_stmts): Likewise.
17412 (perform_tree_ssa_dce): Return TODO flags when needed.
17413 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17415 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17417 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17418 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17419 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17420 patterns using X87MODEF12 mode macro. Extend operand 1
17421 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17422 (log10<mode>2): Ditto.
17423 (log2<mode>2): Ditto.
17424 (log1p<mode>2): Ditto.
17425 (logb<mode>2): Ditto.
17426 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17427 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17428 (*fxtractxf3_i387): Rename from *fxtractxf3.
17429 (fxtract_extend<mode>xf3_i387): New insn pattern.
17430 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17431 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17432 and gen_fyl2xxf3_i387().
17434 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17436 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17437 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17438 get_loop_exit_edges. Changed return type to bool.
17439 * cfgloop.h (fix_loop_placement): Declaration removed.
17441 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17443 * param.h (MIN_VECT_LOOP_BOUND): New.
17444 * params.def (MIN_VECT_LOOP_BOUND): New.
17445 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17446 argument - minimum threshold for number of iterations.
17447 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17448 argument to declaration.
17449 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17450 MIN_VECT_LOOP_BOUND.
17451 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17452 slpeel_tree_peel_loop_to_edge with additional argument.
17453 (vect_do_peeling_for_alignment): Likewise.
17454 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17456 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17459 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17460 operands of size 1.
17462 2007-01-14 Jan Hubicka <jh@suse.cz>
17464 * tree-dfa.c (remove_referenced_var): New function.
17465 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17466 prune referenced vars list too.
17467 * tree-flow.h (remove_referenced_var): Declare.
17469 2007-01-14 Jan Hubicka <jh@suse.cz>
17471 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17473 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17474 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17475 * except.h (verify_eh_throw_table_statements): Kill prototype.
17476 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17477 into call exrepssions.
17478 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17480 * tree-cfg.c: Include pointer-set.h.
17481 (verify_node_sharing): Work on pointer set.
17482 (verify_eh_throw_stmt_node): New.
17483 (verify_stmts): Use pointers sets, verify throw_stmt.
17485 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17487 * ipa-reference.c (analyze_function): Consider also addresses taken
17490 2007-01-12 Roger Sayle <roger@eyesopen.com>
17492 * c-typeck.c (null_pointer_constant_p): Replace use of
17493 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17494 (build_c_cast): Likewise.
17496 2007-01-12 Roger Sayle <roger@eyesopen.com>
17498 * tree.h (force_fit_type_double): Remove unused final argument.
17499 * c-common.c (constant_expression_warning): Replace use of
17500 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17501 (convert_and_check): Likewise.
17502 (shorten_compare): Update call to force_fit_type_double.
17503 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17504 * convert.c (convert_to_pointer): Update call to
17505 force_fit_type_double.
17506 * fold-const.c (force_fit_type_double): Remove overflowed_const
17508 (int_const_binop, fold_convert_const_int_from_int,
17509 fold_convert_const_int_from_real, fold_div_compare,
17510 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17511 fold_abs_const, fold_not_const): Remove the final argument from
17512 calls to force_fit_type_double.
17514 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17516 * configure.ac: Set insn to "nop" for spu-*-* also.
17517 * configure: Regenerate.
17519 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17521 * builtins.def : Add BUILT_IN_FREE.
17523 2007-01-12 Jan Hubicka <jh@suse.cz>
17525 PR tree-optimization/30443
17526 * tree-inline.c (tree_function_versioning): Do not optimize when
17527 cloning for inlining.
17529 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17531 * doc/loop.texi: Document recording of loop exits.
17532 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17533 (update_single_exits_after_duplication,
17534 update_single_exit_for_duplicated_loop,
17535 update_single_exit_for_duplicated_loops): Removed.
17536 (duplicate_loop_to_header_edge): Do not call
17537 update_single_exits_after_duplication and
17538 update_single_exit_for_duplicated_loops.
17539 (loop_version): Do not update single_exit information.
17540 (fix_loop_structure): Use record_loop_exits instead of
17541 mark_single_exit_loops.
17542 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17543 the lists of loop exits.
17544 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17545 split_edge, merge_blocks): Update the lists of loop exits.
17546 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17547 loop_optimizer_init.
17548 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17549 of mark_single_exit_loops.
17550 (loop_optimizer_finalize): Call release_recorded_exits.
17551 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17552 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17553 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17554 update single exit information.
17555 * lambda-code.c (perfect_nestify): Ditto.
17556 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17557 (mark_single_exit_loops): Removed.
17558 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17559 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17560 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17562 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17563 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17564 (verify_loop_structure): Verify consistency of the exit lists.
17565 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17566 (set_single_exit): Removed.
17567 * cfgloop.h (struct loop_exit): New function.
17568 (struct loop): single_exit_ field replaced by exits field.
17569 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17570 LOOPS_HAVE_RECORDED_EXITS.
17571 (struct loops): Added exits hash.
17572 (mark_single_exit_loops, set_single_exit): Declaration removed.
17573 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17575 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17577 * doc/invoke.texi: Avoid use of @headitem.
17579 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17581 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17583 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17585 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17588 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17589 Richard Sandiford <richard@codesourcery.com>
17591 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17592 * config/m68k/m68k.opt: Resort options.
17593 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17595 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17596 Richard Sandiford <richard@codesourcery.com>
17598 * doc/invoke.texi: Document the macros that are defined by
17599 m68k's -mtune and -mhard-float options.
17600 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17601 (m68k_cpp_cpu_family): Likewise.
17602 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17603 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17604 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17605 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17606 (m68k_cpp_cpu_family): Likewise.
17608 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17610 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17611 macros besides mc68000 as tuning macros. Use a switch statement
17612 to set them and mcpu32.
17614 2007-01-12 Julian Brown <julian@codesourcery.com>
17616 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17617 (TARGET_68040_ONLY): Rename to...
17618 (TARGET_68040): ...this.
17619 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17620 * config/m68k/m68k.md: Likewise.
17622 2007-01-12 Julian Brown <julian@codesourcery.com>
17623 Nathan Sidwell <nathan@codesourcery.com>
17624 Richard Sandiford <richard@codesourcery.com>
17626 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17627 the -mcpu= argument associated with the --with-cpu setting.
17628 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17629 if different from the one implied by the -mcpu setting.
17630 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17631 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17632 * doc/invoke.texi: Mention ColdFire in the introduction to the
17633 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17634 -mno-div and -mhard-float options. Make -m68881 a synonym for
17635 -mhard-float. Document the previously-undocumented -m5206e,
17636 -m528x, -m5307 and -m5407 options. Tweak the existing option
17637 documentation for consistency.
17638 * doc/install.texi: Mention new --with-cpu arguments.
17639 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17640 default CPU if neither -mcpu nor -march are specified.
17641 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17642 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17643 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17644 using m68k_tune to decide between families that implement the
17645 same ISA. Use m68k_tune to set __mcfv4e__.
17646 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17647 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17648 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17649 (FL_ISA_C, FL_ISA_MMU): New macros.
17650 (MASK_COLDFIRE): Delete.
17651 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17652 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17653 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17654 (TARGET_HARD_FLOAT): Do not define here.
17655 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17656 (TUNE_68000): New macro.
17657 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17658 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17659 (TUNE_CFV2): Redefine in terms of m68k_tune.
17660 (uarch_type, target_device, fpu_type): New enums.
17661 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17662 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17663 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17664 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17665 (FL_FOR_isa_c): New macros.
17666 (m68k_isa): New enum.
17667 (m68k_target_selection): New structure.
17668 (all_devices, all_isas, all_microarchs): New tables.
17669 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17670 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17671 (MASK_ALL_CPU_BITS): Delete.
17672 (m68k_find_selection): New function.
17673 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17674 Map the legacy target options to a combination of the new ones.
17675 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17676 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17677 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17679 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17680 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17682 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17683 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17684 * config/m68k/m68k-devices.def: New file.
17686 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17687 Nathan Sidwell <nathan@codesourcery.com>
17689 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17690 (SUBTARGET_EXTRA_SPECS): New macros.
17691 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17692 use %(asm_cpu_spec) instead.
17693 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17694 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17695 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17696 (EXTRA_SPECS): Rename to...
17697 (SUBTARGET_EXTRA_SPECS): ...this.
17699 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17700 Richard Sandiford <richard@codesourcery.com>
17701 Julian Brown <julian@codesourcery.com>
17703 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17704 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17705 to the configuration's default CPU.
17706 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17707 Remove default masks.
17708 (m680[012]0-*-*): Set the default with_cpu to the first part of
17710 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17711 (m68k*-*-linux): Extend the --with-cpu handling to...
17712 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17713 and m68010. Don't set target_cpu_default2.
17714 * doc/install.texi: Document --with-cpu for m68k.
17715 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17716 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17717 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17718 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17719 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17720 (ASM_SPEC): Remove use of %(asm_cpu_default).
17721 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17722 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17723 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17724 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17725 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17726 (TARGET_DEFAULT): Delete.
17727 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17728 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17729 (CPP_CPU_SPEC): Delete.
17730 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17731 the appropriate string.
17732 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17733 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17734 (ASM_SPEC): Don't use %(asm_default_spec).
17735 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17736 TARGET_DEFAULT and add MASK_68881.
17737 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17739 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17741 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17742 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17743 MASK_68010 alongside MASK_68020.
17744 * doc/invoke.texi: Document -m68010.
17745 * config/m68k/m68k.opt (m68010): New.
17746 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17748 (TUNE_68010): New macro.
17749 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17750 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17751 (M68K_CPU_m68332): Add MASK_68010.
17752 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17753 fallback definition.
17754 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17756 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17757 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17758 to all entries that use MASK_68020.
17759 (output_move_simode_const, output_move_himode, output_move_qimode)
17760 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17761 instead of TARGET_68020 to select clr behavior. Remove comment
17762 about there being no TARGET_68010.
17763 * config/m68k/m68k.md: Likewise throughout.
17765 2007-01-12 Julian Brown <julian@codesourcery.com>
17767 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17768 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17769 * config/m68k/m68k.md: Likewise.
17771 2007-01-12 Julian Brown <julian@codesourcery.com>
17773 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17774 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17776 2007-01-12 Julian Brown <julian@codesourcery.com>
17778 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17779 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17780 * config/m68k/m68k.md: Likewise.
17782 2007-01-12 Julian Brown <julian@codesourcery.com>
17783 Richard Sandiford <richard@codesourcery.com>
17785 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17786 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17787 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17789 (TARGET_CPU32): Rename to...
17790 (TUNE_CPU32): ...this.
17791 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17792 (TUNE_CFV2): New macros.
17793 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17794 remove conditions that are implied by TARGET_68020.
17795 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17796 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17797 (m68k_output_function_epilogue): Likewise.
17798 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17799 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17800 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17801 non-68000 timings. Refactor multiplication and division costs.
17802 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17803 TUNE_CPU32 instead of TARGET_CPU32.
17804 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17805 and TUNE_68060 instead of TARGET_68060.
17806 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17807 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17809 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17810 && !TARGET_COLDFIRE" to choose between moveq and clr.
17811 Likewise in the unnamed movsf pattern.
17812 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17813 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17816 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17818 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17819 of tabbing before backslashes.
17821 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17823 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17824 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17825 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17827 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17829 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17830 find_interesting_uses_cond.
17831 (find_interesting_uses_cond): Use extract_cond_operands.
17832 (rewrite_use_compare): Use extract_cond_operands and
17833 force_gimple_operand_bsi. Do not call update_stmt.
17834 (determine_use_iv_cost_condition): Use extract_cond_operands.
17835 Return cheaper of using original bound and changing the exit bound.
17837 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17839 PR tree-optimization/29516
17840 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17841 most_expensive_mult_to_index, addr_to_parts,
17842 create_mem_ref, maybe_fold_tmr): Make the type of
17843 fields of TARGET_MEM_REF sizetype.
17844 (move_fixed_address_to_symbol, move_pointer_to_base):
17846 * tree.def (TARGET_MEM_REF): Add comment on types of
17849 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17851 * c-common.c (vector_types_convertible_p): Treat opaque types as
17852 always convertible if they have the same size, but not otherwise.
17854 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17856 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17857 Remove the b_unconditional field.
17858 (noce_try_sign_mask): Do not look at b_unconditional.
17859 (noce_process_if_block): Do not use merge_if_blocks. Update
17860 the CFG here. Do not set b_unconditional.
17861 (cond_move_process_if_block): Likewise.
17862 (find_cond_trap): Likewise.
17863 (check_cond_move_block): Require simple jump insns at the end
17864 of the basic block.
17866 2007-01-11 Jan Hubicka <jh@suse.cz>
17868 PR tree-optimization/1046
17869 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17870 when alias info is not ready.
17871 (pass_tail_recursion): Do not require aliasing.
17872 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17873 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17874 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17875 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17876 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17877 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17878 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17880 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17881 When aliasing is not build, mark statement as volatile.
17883 2007-01-11 Tom Tromey <tromey@redhat.com>
17885 PR preprocessor/15185, PR preprocessor/20989:
17886 * doc/cppopts.texi <-MT>: Update description of algorithm for
17887 computing default target.
17888 <-M, -MD>: Reword "basename" text.
17890 2007-01-11 Roger Sayle <roger@eyesopen.com>
17892 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17893 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17894 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17895 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17896 fold_builtin_bswap, real_constp, fold_builtin_pow,
17897 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17898 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17899 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17900 * convert.c (convert_to_pointer): Likewise.
17901 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17902 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17903 const_binop, fold_convert_const_int_from_int,
17904 fold_convert_const_int_from_real,
17905 fold_convert_const_real_from_real, sign_bit_p,
17906 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17907 fold_sign_changed_comparison, fold_unary, fold_comparison,
17908 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17909 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17910 * print-tree.c (print_node_brief, print_node): Likewise.
17911 * stor-layout.c (place_field, layout_type): Likewise.
17912 * tree-chrec.c (keep_cast): Likewise.
17913 * tree.c (build_vector, build_real, build_real_from_int_cst,
17914 build_complex): Likewise.
17916 2007-01-11 Roger Sayle <roger@eyesopen.com>
17918 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17919 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17921 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17923 * configure.ac (strict1_warn): Rename to strict_warn.
17924 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17925 cc_set_by_configure, quoted_cc_set_by_configure,
17926 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17927 all_boot_languages, all_stagestuff): Remove.
17928 (target_list): Remove bootstrap targets.
17929 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17930 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17931 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17932 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17933 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17934 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17935 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17936 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17937 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17938 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17939 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17940 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17941 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17942 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17943 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17944 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17945 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17946 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17947 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17948 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17949 (mostlyclean): Adjust.
17950 (clean, distclean): Don't mention bootstrap stuff.
17951 * configure: Regenerate.
17952 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17953 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17954 treelang/config-lang.in (stagestuff): Remove.
17955 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17956 stageprofile, stagefeedback, stagestuff): Remove mention.
17958 2007-01-11 Nick Clifton <nickc@redhat.com>
17960 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17962 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17963 (mcore_arith_K_S_operand): Run the test for the S constraint not
17964 the test for the M constraint.
17965 (mcore_addsub_operand): Do not accept integer values that are
17966 larger than 32 bits.
17967 * config/mcore/mcore.md: Remove unused constraints from split.
17968 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17969 (addsi3): Likewise.
17970 (allocate_stack): Likewise.
17971 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17972 operands to 32 bits.
17973 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17975 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17976 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17977 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17978 mcore_output_bclri, mcore_output_andn, output_inline_const,
17979 mcore_output_move, mcore_output_movedouble): Likewise.
17980 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17981 (output_inline_const): Likewise.
17982 (output_inline_const): Fix format strings used in sprintf
17984 * config/mcore/mcore-protos.h: Update prototypes for changed
17985 functions in mcore.c.
17986 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17987 HOST_WIDE_INT and not int.
17988 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17989 CONST_OK_FOR_N): Likewise.
17990 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17991 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17994 2007-01-10 Jan Hubicka <jh@suse.cz>
17996 * tree-vrp.c (remove_range_assertions): Release defs.
17997 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17998 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18000 2007-01-10 Paul Brook <paul@codesourcery.com>
18002 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18003 * config/arm/arm.md (mulsi3subsi): New insn.
18005 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18007 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18008 (tree_transform_and_unroll_loop): New.
18009 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18012 2007-01-10 Robert Kennedy <jimbob@google.com>
18014 * fold-const.c (fold_comparison): Fold comparisons like (x *
18015 1000 < 0) to (x < 0).
18017 2007-01-10 Ian Lance Taylor <iant@google.com>
18019 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18020 operands have the same priority.
18022 2007-01-10 Tom Tromey <tromey@redhat.com>
18024 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18025 (fold_binary): Likewise.
18026 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18027 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18028 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18029 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18030 * langhooks.h (struct lang_hooks): Removed field
18031 'can_use_bit_fields_p'.
18033 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18035 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18037 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18039 * function.c (get_last_funcdef_no): New function.
18040 * function.h (get_last_funcdef_no): Declare.
18041 * tree-inline.c (initialize_cfun): Add initialization.
18042 (tree_function_versioning): Cleanup.
18044 2007-01-10 Jan Hubicka <jh@suse.cz>
18046 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18049 2007-01-10 Sa Liu <saliu@de.ibm.com>
18050 Ben Elliston <bje@au.ibm.com>
18052 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18053 for SAVE_NONLOCAL and Pmode for any other save level.
18054 * spu-protos.h (spu_restore_stack_block): Declare.
18055 * spu.md (save_stack_block): Remove.
18056 (restore_stack_block): Call spu_restore_stack_block.
18057 * spu.c (spu_restore_stack_block): New function.
18058 (spu_expand_epilogue): Remove old comment.
18060 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18062 PR tree-optimization/30322
18063 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18064 (cand_value_at): Return the value as aff_tree.
18065 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18066 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18067 aff_combination_mult): New functions.
18068 (aff_combination_add): Use aff_combination_add_cst.
18069 (aff_combination_convert): Allow conversions to a wider type.
18070 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18071 * tree-affine.h (aff_combination_mult): Declare.
18073 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18075 * doc/tm.texi: Update documentation to reflect reality of exec
18076 and start file search behaviours. Update copyright year.
18077 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18078 header file directories.
18080 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18082 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18083 (*cosxf2): Rename to cosxf2_i387.
18084 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18085 using X87MODEF12 mode macro. Rename patterns to
18086 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18088 (*cosdf2, *cossf2): Ditto.
18089 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18090 to match extended input operands.
18091 (sincos<mode>3): New expander.
18092 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18093 insn patterns and corresponding splitters.
18095 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18097 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18098 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18100 2007-01-09 Nicolas Pitre <nico@cam.org>
18103 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18105 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18107 * target.h (struct gcc_target): New field library_rtti_comdat.
18108 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18109 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18110 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18111 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18113 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18115 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18117 2007-01-08 Richard Guenther <rguenther@suse.de>
18119 * tree.h (force_fit_type_double): Export.
18120 (force_fit_type): Remove.
18121 * fold-const.c (force_fit_type_double): New function.
18122 (force_fit_type): Remove.
18123 (int_const_binop): Use it.
18124 (fold_convert_const_int_from_int): Likewise.
18125 (fold_convert_const_int_from_real): Likewise.
18126 (fold_div_compare): Likewise.
18127 (fold_sign_changed_comparison): Likewise.
18128 (fold_unary): Likewise.
18129 (fold_negate_const): Likewise.
18130 (fold_abs_const): Likewise.
18131 (fold_not_const): Likewise.
18132 * c-common.c (shorten_compare): Use force_fit_type_double.
18133 * convert.c (convert_to_pointer): Likewise.
18135 2007-01-08 Richard Guenther <rguenther@suse.de>
18137 * tree.h (build_int_cst_wide_type): Export.
18138 * tree.c (build_int_cst_wide_type): New function.
18139 (build_int_cst_wide): Fix comment.
18140 * builtins.c (fold_builtin_object_size): Use build_int_cst
18141 to build -1 or 0 of the correct type. Use fit_double_type
18142 to check for overflow.
18143 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18145 (decode_field_reference): Likewise.
18146 (all_ones_mask_p): Likewise.
18147 (native_interpret_int): Use build_int_cst_wide_type.
18148 (fold_binary): Use build_int_cst_type to build an all-ones
18150 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18152 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18154 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18156 2007-01-09 Ben Elliston <bje@au.ibm.com>
18158 * genautomata.c (STATS_OPTION): New option.
18159 (stats_flag): New flag.
18160 (gen_automata_option): Handle it.
18161 (initiate_automaton_gen): Ditto.
18162 (write_automata): Output statistics only if stats_flag is
18163 set. Likewise, output time statistics only if time_flag is set.
18164 * doc/md.texi (Processor pipeline description): Document new flag.
18166 2007-01-08 Richard Guenther <rguenther@suse.de>
18168 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18169 * tree.c (build_int_cst_type): Likewise.
18170 (size_in_bytes): Don't call force_fit_type on the result.
18171 (int_fits_type_p): Use fit_double_type.
18172 * fold-const.c (fit_double_type): New function.
18173 (force_fit_type): Use it.
18174 * tree.h (fit_double_type): Export.
18176 2007-01-08 Jan Hubicka <jh@suse.cz>
18178 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18179 * ipa.c (function_and_variable_visibility): Fix return type.
18181 2007-01-08 Richard Guenther <rguenther@suse.de>
18183 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18184 of offset to build the index.
18185 * tree-pretty-print.c (dump_generic_node): Don't build negated
18186 const just for printing.
18187 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18188 * builtins.c (fold_builtin_int_roundingfn): Check if result
18189 fits the type by using force_fit_type and comparing the result.
18190 * predict.c (predict_loops): Use compare_tree_int for comparison.
18191 * tree.c (build_int_cst): Fall back to integer_type_node for
18193 (build_int_cst_wide): Assert type is non-null.
18195 2007-01-08 Roberto Costa <roberto.costa@st.com>
18197 * tree-vrp.c (extract_range_from_cond_expr): New.
18198 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18199 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18201 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18202 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18203 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18204 used as expressions.
18205 * tree-object-size.c (cond_expr_object_size): New.
18206 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18208 2007-01-08 Jan Hubicka <jh@suse.cz>
18210 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18211 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18214 2007-01-08 Richard Guenther <rguenther@suse.de>
18216 PR tree-optimization/23603
18217 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18218 (extract_range_from_binary): Fall back to truthvalue instead of
18219 varying for TRUTH_*_EXPR.
18220 (extract_range_from_comparison): Fall back to truthvalue instead of
18222 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18223 if all visited PHI values were constant.
18225 2007-01-08 Jan Hubicka <jh@suse.cz>
18227 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18228 (cgraph_analyze_function): break out from ...
18229 (cgraph_finalize_compilation_unit): ... here.
18230 (cgraph_expand_function): Remove forgoten commented out line.
18231 (cgraph_optimize): Analyze functions.
18233 2007-01-08 Jan Hubicka <jh@suse.cz>
18235 * tree-pas.h (TODO_remove_function): New flag.
18236 (TODO_update*): Renumber.
18237 (pass_ipa_increase_alignment,
18238 pass_ipa_function_and_variable_visibility): New passes.
18239 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18240 (cgraph_function_and_variable_visibility): Move to ipa.c
18241 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18242 cgraph_increase_alignment.
18243 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18244 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18245 calling tree-inline.
18246 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18247 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18248 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18249 (gate_increase_alignment): New function.
18250 (pass_ipa_increase_alignment): New pass.
18251 * ipa.c: Inline tree-pass.h and timevar.h
18252 (function_and_variable_visibility): Move here from cgraphunit.c
18253 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18254 * passes.c (init_optimization_passes): Add the two new passes.
18255 (execute_todo): Handle cgraph_remove_functions.
18257 2007-01-08 Nick Clifton <nickc@redhat.com>
18259 * config/frv/predicates.md (reg_or_0_operand): Accept
18262 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18264 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18265 * config.gcc: Add bfin*-rtems*.
18267 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18269 * c.opt: Add -flax-vector-conversions.
18270 * c-typeck.c (convert_for_assignment): Pass flag to
18271 vector_types_convertible_p to allow emission of note.
18272 (digest_init): Likewise.
18273 * c-opts.c: Handle -flax-vector-conversions.
18274 * c-common.c (flag_lax_vector_conversions): New.
18275 (vector_types_convertible_p): Unless -flax-vector conversions
18276 has been passed, disallow conversions between vectors with
18277 differing numbers of subparts and/or element types. If such
18278 a conversion is disallowed, possibly emit a note on the first
18279 occasion only to inform the user of -flax-vector-conversions.
18280 The new last argument specifies this.
18281 * c-common.h (flag_lax_vector_conversions): New.
18282 (vector_types_convertible_p): Add extra argument.
18283 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18284 char_type_node for V*QI type vectors.
18285 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18286 Update to satisfy new typechecking rules.
18287 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18288 C and C++ variants.
18289 * doc/invoke.texi (C Dialect Options): Document
18290 -flax-vector-conversions.
18292 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18294 PR tree-optimization/29877
18295 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18296 a register variable on the RHS to not be replaceable.
18298 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18299 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18300 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18301 const_simm15, const_pow2, const_npow2): Added.
18302 * config/score/misc.md (insv, extv, extzv, movmemsi,
18303 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18304 * config/score/score.c (score_address_cost, score_select_cc_mode):
18306 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18307 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18308 Update score_print_operand.
18309 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18310 Adjust register allocate order and update some macro define.
18311 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18312 mdx_block_move_straight, mdx_block_move_loop_head,
18313 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18314 mdx_block_move_loop, mdx_block_move): Added.
18315 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18316 mdp_limm): Updated and fix some bug and typo.
18317 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18318 (movsf, movdf, doloop_end): Added.
18320 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18322 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18323 config/arm/thumb2.md: Fix comment typos.
18324 * doc/extend.texi: Fix a typo.
18326 2007-01-07 Eric Christopher <echristo@apple.com>
18328 * configure.ac: Check for __stack_chk_fail for darwin.
18329 * configure: Regenerate.
18331 2007-01-07 Richard Guenther <rguenther@suse.de>
18333 * tree-vrp.c (extract_range_from_assert): CSE calls to
18334 compare_values where possible.
18335 (extract_range_from_unary_expr): Likewise.
18337 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18339 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18340 * config/avr/avr.c (call_insn_operand): Delete function.
18341 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18342 instead of register number. Use predicates.
18343 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18344 call_insn_operand): Add.
18346 2007-01-06 Jan Hubicka <jh@suse.cz>
18348 * tree-pass.h (pass_build_cgraph_edges): Declare.
18349 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18350 (visited_nodes): Remove.
18351 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18352 build_cgrpah_edges; make visited_nodes local.
18353 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18354 (record_references_in_initializer): Move to cgraphbuild.c
18355 (initialize_inline_failed, rebuild_cgraph_edges,
18356 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18357 (verify_cgraph_node): Make visited_nodes local.
18358 (cgraph_analyze_function): Do not call cgraph_create_edges and
18359 initialize_inline_failed.
18360 (cgraph_expand_function): Do not call cgraph_lower_function;
18361 assert that function is already lowered.
18362 * Makefile.in (cgraphbuild.o): New.
18363 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18364 at the end of lowering passes.
18366 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18368 * ifcvt.c (cond_move_convert_if_block): New function, code
18369 factored out from...
18370 (cond_move_process_if_block): ...here. Call the new function
18371 on the THEN and ELSE blocks.
18372 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18373 already takes care of this.
18375 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18378 * tree.h (TREE_OVERFLOW_P): New.
18379 * c-typeck.c (parser_build_unary_op): Warn only if result
18380 overflowed and operands did not.
18381 (parser_build_binary_op): Likewise.
18382 (convert_for_assignment): Remove redundant overflow_warning.
18383 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18385 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18387 * c-typeck.c (store_init_value): Split over two lines to follow
18388 the GNU coding style.
18390 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18392 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18393 __GXX_EXPERIMENTAL_CXX0X__.
18394 * doc/cpp.texi: Same.
18396 2007-01-05 Richard Guenther <rguenther@suse.de>
18398 PR middle-end/27826
18399 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18400 with mismatched types. Instead explicitly build a
18401 conversion NOP_EXPR.
18403 2007-01-05 Ian Lance Taylor <iant@google.com>
18405 * c-common.c (decl_with_nonnull_addr_p): New function.
18406 (c_common_truthvalue_conversion): Call it.
18407 * c-typeck.c (build_binary_op): Likewise.
18408 * c-common.h (decl_with_nonnull_addr_p): Declare.
18410 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18413 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18416 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18418 * doc/install.texi (Final install): Document the fact that
18419 the GNAT runtime should not be stripped.
18421 2007-01-04 Jan Hubicka <jh@suse.cz>
18423 * tree-inline.c (fold_marked_statements): Update operand caches
18424 and EH after folding
18426 2007-01-04 Ian Lance Taylor <iant@google.com>
18428 * c-common.c (check_function_nonnull): Whitespace fix.
18430 2007-01-04 Jan Hubicka <jh@suse.cz>
18432 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18433 comitted older version of patch.
18434 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18435 function, celanup cfg and collect garbage.
18437 2007-01-04 Mike Stump <mrs@apple.com>
18439 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18442 2007-01-04 Eric Christopher <echristo@apple.com>
18444 * libgcc2.c (__bswapsi2): Use SItype.
18445 (__bswapdi2): Use DItype.
18446 * libgcc2.h: Update for above.
18448 2007-01-04 Paul Brook <paul@codesourcery.com>
18450 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18451 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18452 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18453 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18454 umulsi3_highpart): Make conditional on !arm_arch6.
18455 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18456 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18457 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18458 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18459 umulsi3_highpart_v6): New insns.
18461 2007-01-04 Roger Sayle <roger@eyesopen.com>
18463 * fold-const.c (fold_convert): When casting an expression to void,
18464 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18465 have a type. Instead of attempting to build a NOP_EXPR, return
18466 these "special" trees directly.
18468 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18470 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18471 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18472 rs6000_cost->fp not 0 as adjustment for outer NEG.
18474 2007-01-04 Jan Hubicka <jh@suse.cz>
18476 * cgraph.c (cgraph_release_function_body): New function.
18477 (cgraph_remove_node): Use it.
18478 * cgraph.h (cgraph_release_function_body): Declare.
18479 * cgraphunit.c (cgraph_expand_function): Use it.
18480 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18481 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18482 is initialized and while compilation of other function is running.
18483 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18484 statement CFG annotations from here to ...
18485 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18487 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18489 * cfgloop.h (enum li_flags): Make the constants powers of two.
18491 2007-01-04 Jan Hubicka <jh@suse.cz>
18493 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18495 (fold_marked_statements): New function.
18496 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18497 * tree-inline.h (copy_body_data): Add statements_to_fold.
18499 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18501 * config.gcc: Mention libgcc/config.host.
18502 * Makefile.in: Update comments mentioning libgcc.
18503 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18504 (all.cross, start.encap, rest.encap, rest.cross): Update
18505 dependencies for libgcc move.
18506 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18507 (clean-target, clean-target-libgcc): Delete.
18508 (srcdirify, GCC_EXTRA_PARTS): New macros.
18509 (libgcc-support, libgcc.mvars): New rules.
18510 (distclean): Remove mention of mklibgcc.
18511 (install): Don't reference INSTALL_LIBGCC.
18512 (install-common): Don't reference EXTRA_PARTS.
18513 (install-libgcc, install-multilib): Delete rules.
18514 * mklibgcc.in: Delete file.
18515 * doc/configfiles.texi: Don't mention mklibgcc.
18517 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18518 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18519 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18520 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18521 (mklibgcc, ldblspecs): Likewise.
18523 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18524 (posixpre.def): Use $(T).
18525 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18526 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18527 (SHLIB_LINK): Make dummy.
18528 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18530 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18532 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18533 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18534 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18535 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18537 * configure.ac (all_outputs): Remove mklibgcc.
18538 * configure: Regenerated.
18540 2007-01-03 Josh Conner <jconner@apple.com>
18542 PR middle-end/29683
18543 * calls.c (compute_argument_addresses): Set stack and stack_slot
18544 for partial args, too.
18545 (store_one_arg): Use locate.size.constant for the size when
18546 generating a save_area.
18548 2007-01-03 Robert Kennedy <jimbob@google.com>
18550 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18551 whose definitions are deleted due to basic block merging.
18553 2007-01-03 Paul Brook <paul@codesourcery.com>
18556 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18558 (use_return_insn): Return 0 for Thumb interrupt functions.
18559 (print_multi_reg): Add rfe argument for IRQ returns.
18560 (arm_output_epilogue): Pop interrupt return address directly into PC.
18561 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18563 2007-01-03 Paul Brook <paul@codesourcery.com>
18565 Merge from sourcerygxx-4_1.
18566 * config/arm/thumb2.md: New file.
18567 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18569 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18570 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18571 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18572 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18574 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18575 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18577 * config/arm/ieee754-sf.S: Ditto.
18578 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18579 (thumb1_base_register_rtx_p): ... to this.
18580 (thumb_index_register_rtx_p): Rename...
18581 (thumb1_index_register_rtx_p): ... to this.
18582 (thumb_output_function_prologue): Rename...
18583 (thumb1_output_function_prologue): ... to this.
18584 (thumb_legitimate_address_p): Rename...
18585 (thumb1_legitimate_address_p): ... to this.
18586 (thumb_rtx_costs): Rename...
18587 (thumb1_rtx_costs): ... to this.
18588 (thumb_compute_save_reg_mask): Rename...
18589 (thumb1_compute_save_reg_mask): ... to this.
18590 (thumb_final_prescan_insn): Rename...
18591 (thumb1_final_prescan_insn): ... to this.
18592 (thumb_expand_epilogue): Rename...
18593 (thumb1_expand_epilogue): ... to this.
18594 (arm_unwind_emit_stm): Rename...
18595 (arm_unwind_emit_sequence): ... to this.
18596 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18597 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18598 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18599 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18600 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18601 thumb2_output_casesi): New functions.
18602 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18603 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18604 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18605 THUMB2_WORK_REGS): Define.
18606 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18607 arm_condexec_mask, arm_condexec_masklen)): New variables.
18608 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18609 (arm_override_options): Check new CPU capabilities.
18610 Set new architecture flag variables.
18611 (arm_isr_value): Handle v7m interrupt functions.
18612 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18614 (const_ok_for_arm): Handle Thumb-2 constants.
18615 (arm_gen_constant): Ditto. Use movw when available.
18616 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18618 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18619 (thumb_find_work_register, arm_load_pic_register,
18620 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18621 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18622 print_multi_reg, output_mov_long_double_fpa_from_arm,
18623 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18624 output_mov_double_fpa_from_arm, output_move_double,
18625 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18626 output_return_instruction, arm_output_function_prologue,
18627 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18628 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18629 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18630 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18631 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18632 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18634 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18635 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18636 (arm_file_start): Output directive for unified syntax.
18637 (arm_unwind_emit_set): Handle stack alignment instruction.
18638 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18639 Add v6t2, v7, v7a, v7r and v7m.
18640 (RETLDM): Add Thumb-2 code.
18641 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18642 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18643 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18644 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18645 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18646 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18647 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18648 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18649 ADJUST_INSN_LENGTH): Define.
18650 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18651 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18652 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18653 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18654 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18655 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18656 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18657 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18658 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18659 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18660 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18661 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18662 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18663 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18664 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18665 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18666 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18668 * config/arm/arm-tune.md: Regenerate.
18669 * config/arm/arm-protos.h: Update prototypes.
18670 * config/arm/vfp.md: Enable patterns for Thumb-2.
18671 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18672 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18673 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18674 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18675 * config/arm/libunwind.S: Add Thumb-2 code.
18676 * config/arm/constraints.md: Update include Thumb-2.
18677 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18678 * config/arm/ieee754-df.S: Ditto.
18679 * config/arm/bpabi.S: Ditto.
18680 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18681 * config/arm/predicates.md (low_register_operand,
18682 low_reg_or_int_operand, thumb_16bit_operator): New.
18683 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18684 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18685 * config/arm/t-arm-elf: Add armv7 multilib.
18686 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18688 (UNSPEC_STACK_ALIGN, ce_count): New.
18689 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18690 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18692 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18693 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18694 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18695 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18696 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18697 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18699 * doc/extend.texi: Document ARMv7-M interrupt functions.
18700 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18702 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18704 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18705 (struct _Unwind_Context): Rename args_size to flags, remove
18706 signal_frame field, add a new args_size field and version field.
18707 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18708 _Unwind_IsExtendedContext): New inline functions.
18709 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18710 Assume by_value array is only present if _Unwind_IsExtendedContext.
18711 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18712 _Unwind_IsSignalFrame.
18713 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18714 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18715 (uw_init_context_1): Initialize context->flags to
18716 EXTENDED_CONTEXT_BIT.
18717 * config/rs6000/linux-unwind.h (frob_update_context): Use
18718 _Unwind_SetSignalFrame.
18720 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18722 PR middle-end/30353
18723 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18724 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18727 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18729 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18730 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18731 RET, AT_SP): Remove.
18732 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18735 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18736 * cfgbuild.c (find_basic_blocks): Likewise.
18737 * cfgrtl.c (rtl_create_basic_block): Likewise.
18738 * function.c (temp_slots_at_level): Likewise.
18739 * reg-stack.c (stack_regs_mentioned): Likewise.
18740 * regclass.c (allocate_reg_info): Likewise.
18741 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18742 set_bb_for_stmt, move_block_to_fn): Likewise.
18743 * tree-complex.c (tree_lower_complex): Likewise.
18744 * vec.h (VEC_safe_grow_cleared): New.
18746 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18748 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18750 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18751 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18753 * cfgloopmanip.c (scale_loop_frequencies): Export.
18754 (loopify): Scale the frequencies by prescribed coefficients.
18755 (set_zero_probability): New function.
18756 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18757 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18758 and frequencies according to arguments.
18759 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18761 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18762 * modulo-sched.c (sms_schedule): Set probabilities for entering
18763 versioned loop correctly.
18764 * tree-vect-transform.c (vect_transform_loop): Ditto.
18765 * cfgloop.h (loopify, loop_version): Declaration changed.
18766 (scale_loop_frequencies): Declared.
18768 2007-01-02 Jan Hubicka <jh@suse.cz>
18770 * cgraph.c: Include tree-flow.h
18771 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18772 early_local_passes.
18773 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18774 * tree-pass.h (pass_all_early_optimizations): Declare.
18775 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18776 early_local_passes.
18777 (cgraph_analyze_function): Do early_local_passes.
18778 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18779 Do not add referenced vars.
18780 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18782 (gate_all_early_local_passes): New gate.
18783 (pass_early_local_passes): Use new gate.
18784 (execute_early_local_optimizations): New functions.
18785 (gate_all_early_optimizations): New gate.
18786 (pass_all_early_optimizations): New pass.
18787 (execute_free_datastructures): Free SSA only when initialized.
18788 (gate_init_datastructures): Init only when optimizing.
18789 (tree_lowering_passes): Do early local passes when called late.
18790 * tree-profile.c (do_tree_profiling): Don't profile functions added
18792 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18793 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18795 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18796 during early_local_passes.
18797 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18800 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18802 * Makefile.in: Update copyright year.
18804 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18806 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18807 in $(lang_checks) and check-consistency targets.
18809 2007-01-02 Jan Hubicka <jh@suse.cz>
18811 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18812 Do not add referenced vars.
18813 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18815 * passes.c (init_optimization_passes): Put mudflap_2 after
18816 free_datastructures.
18818 2007-01-02 Jan Hubicka <jh@suse.cz>
18820 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18821 Set NOTHROW flag on call statements proved to be nothrow.
18822 Update statement of local calls so new pure/const functions are
18823 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18825 (tree_rest_of_compilation): Register hooks and initialize bitmap
18826 early. Do not set after_inlining flag.
18828 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18830 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18831 HOST_BITS_PER_LONGLONG
18833 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18836 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18837 warning for non-static initializers.
18839 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18841 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18842 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18843 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18844 Always use set_unique_reg_note to add REG_EQUAL notes.
18846 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18849 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18851 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18852 * cfgbuild.c (find_basic_blocks): Likewise.
18853 * cfgrtl.c (rtl_create_basic_block): Likewise.
18854 * function.c (temp_slots_at_level): Likewise.
18855 * reg-stack.c (stack_regs_mentioned): Likewise.
18856 * regclass.c (allocate_reg_info): Likewise.
18857 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18858 set_bb_for_stmt, move_block_to_fn): Likewise.
18859 * tree-complex.c (tree_lower_complex): Likewise.
18860 * vec.h (VEC_safe_grow_cleared): New.
18862 2007-01-02 Ian Lance Taylor <iant@google.com>
18864 * c-common.c (c_common_truthvalue_conversion): When warning about
18865 using an assignment as a truth value, set TREE_NO_WARNING.
18867 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18870 * c.opt (Wold-style-declaration): New.
18871 * doc/invoke.texi (C-only Warning Options): New.
18872 (Wold-style-declaration): Document it.
18873 (Wextra): Enabled by -Wextra.
18874 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18875 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18876 -Wold-style-declaration.
18878 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18880 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18881 * cfgbuild.c (find_basic_blocks): Likewise.
18882 * cfgrtl.c (rtl_create_basic_block): Likewise.
18883 * function.c (temp_slots_at_level): Likewise.
18884 * reg-stack.c (stack_regs_mentioned): Likewise.
18885 * regclass.c (allocate_reg_info): Likewise.
18886 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18887 set_bb_for_stmt, move_block_to_fn): Likewise.
18888 * tree-complex.c (tree_lower_complex): Likewise.
18889 * vec.h (VEC_safe_grow_cleared): New.
18891 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18893 * c-common.c (c_common_nodes_and_builtins): Since variants of
18894 void_type_node get built before it is given a name, we need to
18895 give those variants the name, too.
18896 (complete_array_type): We need to work with the canonical main
18897 type of the array, from which we will build the qualified version.
18898 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18899 * print-tree.c (print_node): Display canonical type information
18901 * stor-layout.c (layout_type): When we don't know the
18902 alignment of a type for which we're building an array, we end up
18903 guessing wrong, so make the type require structural equality.
18904 * tree.c (make_node_stat): When we build a new type, it is its
18905 own canonical type.
18906 (build_type_attribute_qual_variant): When building an attribute
18907 variant, its canonical type is the non-attribute variant. However,
18908 if the attributes are target-dependent and they differ, we need to
18909 use structural equality checks for this type.
18910 (build_qualified_type): A qualified type is not equivalent to its
18911 unqualified variant; set the canonical type appropriately.
18912 (build_distinct_type_copy): When building a distinct type from
18913 another type, the new type is its own canonical type.
18914 (build_variant_type_copy): When building a new type variant, we
18915 assume that it is equivalent to the original type.
18916 (build_pointer_type_for_mode): When building a pointer type, also
18917 build a canonical type pointer.
18918 (build_reference_type_for_mode): When building a reference type,
18919 also build a canonical type reference.
18920 (build_index_type): When we can't hash an index type (e.g.,
18921 because its maximum value is negative), the index type requires
18922 structural equality tests.
18923 (build_array_type): Build the canonical form of an array type.
18924 (build_function_type): Function types require structural equality,
18925 because they contain default arguments, attributes, etc.
18926 (build_method_type_directly): Ditto for method types.
18927 (build_offset_type): Build the canonical offset type.
18928 (build_complex_type): Build the canonical vector type.
18929 (make_vector_type): Build the canonical vector type.
18930 * tree.h (TYPE_CANONICAL): New.
18931 (TYPE_STRUCTURAL_EQUALITY_P): New.
18932 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18933 (struct tree_type): Added "canonical" field.
18934 * params.h (VERIFY_CANONICAL_TYPES): New.
18935 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18936 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18937 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18938 * doc/invoke.texi (verify-canonical-types): Document --param
18939 parameter for verifying canonical types.
18941 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18943 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18944 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18945 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18946 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18948 * config/rs6000/e500.h: New.
18949 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18950 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18952 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18953 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18954 TARGET_E500_DOUBLE): Remove.
18955 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18956 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18957 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18958 * config/rs6000/rs6000.c (rs6000_override_options): Use
18959 CHECK_E500_OPTIONS.
18961 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18963 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18964 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18965 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18966 rs6000_emit_cmove): Don't check TARGET_E500.
18967 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18968 sordered): Don't check TARGET_E500.
18970 2007-01-01 Eric Christopher <echristo@apple.com>
18972 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18973 HARD_REGISTER_NUM_P.
18975 2007-01-01 Roger Sayle <roger@eyesopen.com>
18977 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18978 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18979 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18982 2007-01-01 Mike Stump <mrs@apple.com>
18984 * configure.ac: Remove support for building with Apple's gcc-3.1.
18986 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18988 PR middle-end/30311
18989 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18990 REG is a hard register. Do not modify REG before calling
18992 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18993 multiple of the size of YMODE for certain lowpart cases.
18995 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18997 PR middle-end/30253
18998 * gimplify (voidify_wrapper_expr): Update for
18999 GIMPLE_MODIFY_STMT.
19001 2007-01-01 Andreas Schwab <schwab@suse.de>
19004 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19005 save of BR0 in extra_spill_size instead of spill_size.
19006 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19008 (ia64_expand_epilogue): Restore BR0 from its new location.
19010 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19012 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19013 Use a temporary variable if the left hand side is not a gimple
19016 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19018 * gimplify.c (gimplify_return_expr): Make the temporary variable
19019 for the return expression, a gimple register variable.
19021 2007-01-01 Jan Hubicka <jh@suse.cz>
19023 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19026 2007-01-01 Mike Stump <mrs@apple.com>
19028 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19030 * config/darwin.c (machopic_select_rtx_section): Use
19031 HAVE_GAS_LITERAL16.
19032 (darwin_mergeable_constant_section): Likewise.
19033 * configure: Regenerate.
19034 * config.in: Regenerate.
19036 2007-01-01 Jan Hubicka <jh@suse.cz>
19037 Andrew Pinski <pinskia@gmail.com>
19039 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19040 before starting IPA passes.