1 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3 * toplev.c (no_new_pseudos): Deleted.
4 * rtl.h (no_new_pseudos): Deleted.
5 * tree-pass.h (pass_no_new_pseudos): Deleted.
6 * passes.c (pass_no_new_pseudos): Deleted.
7 * final.c (rest_of_clean_state): Removed no_new_pseudos.
8 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
11 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12 * rtlhooks.c (gen_lowpart_general): Ditto.
13 * optabs.c (prepare_operand): Ditto.
14 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
16 * modulo-sched.c (rest_of_handle_sms): Ditto.
17 * see.c (rest_of_handle_see): Ditto.
18 * ifcvt.c (if_convert): Ditto.
19 (gate_handle_if_after_combine): Replaced no_new_pseudos with
21 * init-regs.c (gate_initialize_regs): Deleted set of
23 * lower-subreg.c (decompose_multiword_subregs): Ditto.
24 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
25 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
27 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
30 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
31 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
32 (*vec_extractv2di_1_rex64): New insn pattern.
34 2007-07-11 David Daney <ddaney@avtrex.com>
36 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
37 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
38 for SIGNAL_UNWIND_RETURN_COLUMN.
39 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
40 (DWARF_FRAME_REGNUM): Rewrite.
41 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
43 2007-07-11 Nick Clifton <nickc@redhat.com>
45 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
46 delta and use gen_int_mode in place of GET_INT instead.
48 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
50 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
53 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
55 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
56 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
58 * params.h (VERIFY_CANONICAL_TYPES): Remove.
59 (USE_CANONICAL_TYPES): New.
60 * doc/invoke.texi (verify-canonical-types): Remove.
61 (use-canonical-types): Add.
63 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
65 * config/spu/spu.c (spu_optimization_options): Remove setting of
66 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
67 (spu_override_options): Move it here.
69 2007-07-11 Richard Sandiford <richard@codesourcery.com>
71 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
72 * config/mips/mips.c (mips_cpu_info_table): Mention
73 MIPS_ISA_LEVEL_SPEC in the comment.
75 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
77 PR tree-optimization/32713
78 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
80 2007-07-11 Paolo Carlini <pcarlini@suse.de>
83 * c-opts.c (c_common_post_options): Do not change flag_complex_method
84 conditional to flag_isoc99.
85 (c_common_init_options): Do it here, unconditionally.
87 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
89 PR tree-optimization/32589
90 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
91 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
92 * tree-ssa-propagate.c (valid_gimple_expression_p): New
93 predicate, extracted from...
94 (set_rhs): ...here. Call it for the expression on entry.
95 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
96 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
97 (simplify_binary_expression): Use valid_gimple_expression_p
98 to validate the simplification.
99 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
101 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
103 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
104 DWARF2_DEBUG on 32 bit target too.
105 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
107 2007-07-11 Nick Clifton <nickc@redhat.com>
109 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
110 version for 64-bit hosts.
112 2007-07-10 David Daney <ddaney@avtrex.com>
114 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
116 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
118 * config/mips/mips.c (mips_expand_synci_loop): New function.
119 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
120 (UNSPEC_RDHWR): Same.
121 (UNSPEC_SYNCI): Same.
123 (clear_cache): New expand.
127 (clear_hazard): Same.
128 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
130 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
131 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
133 2007-07-10 Ian Lance Taylor <iant@google.com>
135 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
138 2007-07-10 David Daney <ddaney@avtrex.com>
140 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
141 * builtins.c (expand_builtin___clear_cache): New function.
142 (expand_builtin): Call expand_builtin___clear_cache for
143 BUILT_IN_CLEAR_CACHE case.
144 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
145 * doc/md.texi (clear_cache): Document new instruction pattern.
146 * testsuite/gcc.dg/builtins-64.c: New test.
148 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
150 * config/cris/cris.md ("movsi"): Fix typo in last change.
152 2007-07-09 Geoffrey Keating <geoffk@apple.com>
155 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
157 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
158 * varasm.c (assemble_start_function): Honor DECL_ALIGN
159 for FUNCTION_DECLs. Don't use align_functions_log if
161 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
162 even for FUNCTION_DECLs.
163 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
165 * tree.h (DECL_ALIGN): Update for new location of 'align'.
166 (DECL_FUNCTION_CODE): Update for new location and name of
168 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
169 (struct tree_decl_common): Move 'align' and 'off_align' out
170 of union, ensure they're still on a 32-bit boundary. Remove
171 other fields in union 'u1'.
172 (struct tree_function_decl): Add field 'function_code' replacing
173 'u1.f' in tree_decl_common.
174 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
175 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
176 (Variable Attributes): Cross-reference 'aligned' attribute
177 to Function Attributes.
178 * flags.h (force_align_functions_log): Delete.
179 * toplev.c (force_align_functions_log): Delete.
181 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
184 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
185 (*vec_concatv2di_rex): New insn pattern.
187 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
190 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
192 2007-07-10 Ian Lance Taylor <iant@google.com>
194 Replace no_new_pseudos in backends.
195 * rtl.h (can_create_pseudo_p): Define.
196 * config/darwin.c (machopic_indirect_data_reference): Use
197 can_create_pseudo_p () instead of no_new_pseudos.
198 (machopic_indirect_data_reference): Likewise.
199 (machopic_legitimize_pic_address): Likewise.
200 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
201 (alpha_emit_set_const_1): Likewise.
202 (alpha_emit_set_const): Likewise.
203 (alpha_emit_conditional_move): Likewise.
204 (alpha_split_conditional_move): Likewise.
205 * config/alpha/alpha.md (various splitters): Likewise.
207 * config/arm/arm.c (legitimize_pic_address): Likewise.
208 (arm_load_pic_register): Likewise.
209 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
210 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
211 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
212 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
213 * config/cris/cris.md (movsi): Likewise.
214 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
215 (symGOTOFF2reg_hilo): Likewise.
216 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
217 * config/h8300/h8300.md (insv, extzv): Likewise.
218 * config/i386/i386.c (ix86_expand_move): Likewise.
219 (ix86_expand_vector_move): Likewise.
220 (ix86_prepare_fp_compare_args): Likewise.
221 (ix86_expand_carry_flag_compare): Likewise.
222 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
223 (tls_dynamic_gnu2_combine_32): Likewise.
224 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
225 * config/ia64/ia64.c (ia64_expand_move): Likewise.
226 (ia64_expand_movxf_movrf): Likewise.
227 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
228 (m32c_split_move): Likewise.
229 (m32c_expand_insv): Likewise.
230 * config/m68k/m68k.md (movsi): Likewise.
231 * config/mips/mips.c (mips_force_temporary): Likewise.
232 (mips_split_symbol): Likewise.
233 (mips_move_integer): Likewise.
234 (mips_legitimize_const_move): Likewise.
235 * config/mn10300/mn10300.md (movsi): Likewise.
236 * config/pa/pa.c (emit_move_sequence): Likewise.
237 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
238 (rs6000_got_register): Likewise.
239 (create_TOC_reference): Likewise.
240 (rs6000_machopic_legitimize_pic_address): Likewise.
241 * config/rs6000/rs6000.md (add<mode>3): Likewise.
242 (various splitters): Likewise.
243 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
244 (movsi_got): Likewise.
245 * config/s390/s390.c (emit_symbolic_move): Likewise.
246 * config/s390/s390.md (movhi, movqi): Likewise.
247 (load_multiple, store_multiple): Likewise.
248 * config/score/score.c (score_force_temporary): Likewise.
249 * config/sh/sh.c (prepare_move_operands): Likewise.
250 (prepare_cbranch_operands): Likewise.
251 (emit_fpu_switch): Likewise.
252 (fpscr_set_from_mem): Likewise.
253 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
254 (adddi3, subsi3): Likewise.
255 (various splitters): Likewise.
256 (divsi_inv_fp_combine): Likewise.
257 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
258 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
260 * config/sh/predicates.md (xor_operand): Likewise.
261 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
262 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
263 (movdi_pic_label_ref): Likewise.
264 * config/spu/spu.c (spu_split_immediate): Likewise.
265 * config/alpha/alpha.md (various splitters): Remove test
266 !no_new_pseudos || reload_completed.
267 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
269 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
270 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
271 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
272 * config/score/score.c (th_output_mi_thunk): Likewise.
273 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
274 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
276 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
278 PR rtl-optimization/32664
279 * mode-switching.c (create_pre_exit): Skip barrier insns.
281 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
283 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
284 force_gimple_operand_bsi.
285 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
286 rewrite_use_compare): Ditto.
287 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
289 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
290 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
291 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
292 * tree-profile.c (prepare_instrumented_value,
293 tree_gen_interval_profiler, tree_gen_pow2_profiler,
294 tree_gen_one_value_profiler, tree_gen_ic_profiler,
295 tree_gen_ic_func_profiler, tree_gen_average_profiler,
296 tree_gen_ior_profiler): Ditto.
297 * tree-ssa-reassoc.c (negate_value): Ditto.
298 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
299 Use force_gimple_operand_bsi.
300 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
301 * tree-if-conv.c (add_to_dst_predicate_list,
302 find_phi_replacement_condition): Ditto.
303 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
304 Call mark_symbols_for_renaming for new statements.
305 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
307 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
309 * cfghooks.c (remove_edge): New function.
310 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
312 * cfghooks.h (remove_edge): Declare.
313 * cfg.c (remove_edge): Renamed to remove_edge_raw.
314 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
316 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
318 * optabs.h: Added declaration for signbit_optab.
319 * optabs.c: (init_optabs): Added initialization for signbit_optab.
320 * genoptinit.c (optabs): Added entry for signbit insns.
321 * builtins.c (expand_builtin_signbit): Added code to use a signbit
323 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
324 * config/s390/s390.md (signbit<mode>2): New expander.
326 2007-07-09 Richard Guenther <rguenther@suse.de>
329 * fold-const.c (fold_plusminus_mult_expr): Move constant
330 arguments second to allow decomposing.
332 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
335 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
337 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
338 Disregard DECL_FROM_INLINE.
340 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
343 * doc/invoke.texi: Add ftree-reassoc flag.
344 * common.opt (ftree-reassoc): New flag.
345 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
346 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
348 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
350 PR tree-optimization/32681
351 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
352 saved in second_edge->aux when first_bb is a loop header.
354 2007-07-09 Jan HUbicka <jh@suse.cz>
356 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
358 2007-07-09 Richard Guenther <rguenther@suse.de>
360 * c-decl.c (start_function): Do not promote return type.
362 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
364 * function.c (do_warn_unused_parameter): Do not warn if
365 TREE_NO_WARNING is set.
367 2007-07-08 Andreas Schwab <schwab@suse.de>
369 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
371 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
374 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
376 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
377 apply to assembly language, too.
378 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
380 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
382 Revert (note the sccvn portions are *not* reverted)
383 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
385 Fix PR tree-optimization/23488
387 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
389 * tree-flow-inline.h (get_value_handle): Ditto.
390 * tree-ssa-pre.c (decl_vh_map): New.
391 (decl_node_pool): New.
392 (can_value_number_operation): Support DECL_P.
393 (can_PRE_operation): Ditto.
394 (create_expression_by_pieces): Ditto.
395 (find_existing_value_expr): Modify to differnetiate between
396 addressing and top level.
397 (create_value_handle_for_expr): Handle DECL's.
398 (poolify_tree): Ditto.
399 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
400 (make_values_for_stmt): Handle DECL's properly.
401 (init_pre): Reorg to not init useless things during FRE.
403 * tree-flow.h: Include pointer-set.h.
404 (decl_vh_map): Declare.
405 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
407 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
409 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
410 the constraint description.
411 * doc/md.texi: Update documentation of AVR constraints.
413 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
415 * auto-inc-dec.c, config/arm/arm.c,
416 config/m32r/constraints.md, config/mips/mips.md,
417 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
418 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
419 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
420 typos. Follow spelling conventions.
421 * doc/invoke.texi, doc/rtl.texi: Fix typos.
423 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
424 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
426 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
427 realloc_vuse): Remove.
428 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
431 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
433 Fix PR tree-optimization/23488
435 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
436 (try_to_simplify): Ditto.
438 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
440 * tree-flow-inline.h (get_value_handle): Ditto.
441 * tree-ssa-pre.c (decl_vh_map): New.
442 (decl_node_pool): New.
443 (can_value_number_operation): Support DECL_P.
444 (can_PRE_operation): Ditto.
445 (create_expression_by_pieces): Ditto.
446 (find_existing_value_expr): Modify to differnetiate between
447 addressing and top level.
448 (create_value_handle_for_expr): Handle DECL's.
449 (poolify_tree): Ditto.
450 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
451 (make_values_for_stmt): Handle DECL's properly.
452 (init_pre): Reorg to not init useless things during FRE.
454 * tree-flow.h: Include pointer-set.h.
455 (decl_vh_map): Declare.
456 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
458 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
460 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
461 apply to assembly language, too.
462 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
464 2007-07-06 Ian Lance Taylor <iant@google.com>
465 Zack Weinberg <zackw@panix.com>
468 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
470 2007-07-06 Richard Sandiford <richard@codesourcery.com>
472 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
473 (prefetch): Likewise if "pref" would be used.
475 2007-07-06 Josh Conner <jconner@apple.com>
479 * calls.c (store_one_arg): Handle arguments which are partially
480 on the stack when detecting argument overlap.
482 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
484 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
485 chosen during find_reloads.
487 2007-07-06 Richard Guenther <rguenther@suse.de>
489 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
490 TYPE_ARG_TYPES for verification of argument types. Use
491 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
492 parameters as variable arguments.
494 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
496 * libgcc2.h (word_type): Type definition removed.
497 (cmp_return_type, shift_count_type): Type definitions added.
498 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
499 replaced with shift_count_type.
500 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
502 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
503 changed from word_type to Wtype.
504 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
505 replaced with shift_count_type.
506 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
508 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
509 and libgcc_shift_count attribute added.
510 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
511 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
512 (TARGET_INITIALIZER): New target hooks added.
513 * targhooks.c (default_libgcc_cmp_return_mode,
514 default_libgcc_shift_count_mode): Default implementations for the new
516 * targhooks.h (default_libgcc_cmp_return_mode,
517 default_libgcc_shift_count_mode): Function prototypes added.
518 * target.h (struct gcc_target): Fields for the new target hooks added.
519 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
521 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
524 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
525 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
527 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
528 s390_libgcc_shift_count_mode): Functions added.
529 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
530 Target hooks defined.
532 2007-07-06 Richard Sandiford <richard@codesourcery.com>
534 * config/mips/mips.c (compute_frame_size): Restore the original
535 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
536 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
537 Document why the difference is needed.
539 2007-07-06 Richard Guenther <rguenther@suse.de>
541 * c-common.c (boolean_increment): Use correctly typed
544 2007-07-06 Richard Sandiford <richard@codesourcery.com>
546 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
547 the topmost argument register is not also included in the save mask.
548 (mips16e_collect_argument_save_p): Take a pointer to the argument
549 register, rather than a pointer to the number of arguments.
550 (mips16e_collect_argument_saves): Only include argument saves
551 that aren't in the register mask.
553 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
555 PR rtl-optimization/32450
556 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
557 to ensure that instructions are not moved into the prologue when
558 profiling is on. Remove unused prologue_end variable.
559 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
560 as a scheduling barrier.
562 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
565 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
566 Disregard DECL_FROM_INLINE.
568 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
570 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
571 IORing with a constant.
573 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
575 PR rtl-optimization/32475
576 * df-scan.c (df_def_record_1): Add a use of the stack pointer
577 for every definition of the stack pointer.
579 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
581 * arm.c (vfp3_const_double_index): Copy signed results of
582 REAL_VALUE_TO_INT into unsigned vars.
584 2007-07-05 Richard Guenther <rguenther@suse.de>
587 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
589 * tree-ssa.c (useless_type_conversion_p): Check canonical
592 2007-07-05 Anatoly Sokolov <aesok@post.ru>
594 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
595 zero_extendhisi2): Change to define_insn_and_split.
596 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
598 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
600 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
601 pass_match_asm_constraints): New.
602 * passes.c (init_optimization_passes): Add new pass.
603 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
604 * function.h (struct function): Add has_asm_statement bit.
605 (current_function_has_asm_statement): New.
606 * tree-pass.h (pass_match_asm_constraints): New.
608 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
610 * config/mips/mips.c (mips_file_start): Avoid declaration
613 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
615 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
617 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
619 * rtl.def (NOTE): Change print format string to print
620 operand 5 as a note insn name.
622 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
623 David Ung <davidu@mips.com>
625 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
626 * doc/invoke.texi: (MIPS Options): Document them.
628 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
629 David Ung <davidu@mips.com>
631 Add support for SmartMIPS ASE.
633 * optabs.c (expand_binop_directly): New, broken out from...
634 (expand_binop): Here. Make it try rotating in the other
635 direction even when the second operand isn't constant.
636 * config/mips/mips.md (*lwxs): New.
637 * config/mips/mips.opt (msmartmips): New.
638 * config/mips/mips.c (mips_lwxs_address_p): New.
639 (mips_rtx_costs): Make it recognize scaled indexed addressing.
640 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
641 __mips_smartmips when compiling for TARGET_SMARTMIPS.
642 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
644 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
645 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
646 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
647 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
648 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
649 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
650 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
652 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
654 * tree-vectorizer.c (new_loop_vec_info): Initialize
655 LOOP_VINFO_COST_MODEL_MIN_ITERS.
656 * tree-vectorizer.h (_loop_vec_info): Added new filed
657 min_profitable_iters.
658 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
659 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
660 * tree-vect-analyze.c (vect_analyze_operations): Set
661 LOOP_VINFO_COST_MODEL_MIN_ITERS.
662 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
663 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
664 Fix calculation of peel_iters_prologue. Move consideration of epilogue
665 and prologue cost to after they are computed.
666 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
668 (vect_model_simple_cost): Takes additional argument dt. Consider cost
669 of creating vectors from scalars according to dt.
670 (vect_model_store_cost): Likewise.
671 (vectorizable_call): Use dt array instead of scalar dt. Call
672 vect_model_simple_cost with additional argument dt.
673 (vectorizable_assignment): Likewise.
674 (vectorizable_operation): Likewise.
675 (vectorizable_type_demotion): Likewise.
676 (vectorizable_type_promotion): Likewise.
677 (vectorizable_store): Use dt array instead of scalar dt. Call
678 vect_model_store_cost with additional argument dt.
679 (vect_do_peeling_for_loop_bound): Don't call
680 vect_estimate_min_profitable_iters. Instead, lookup
681 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
682 "may not be profitable".
684 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
687 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
688 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
689 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
690 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
692 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
694 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
695 addressing modes cheaper.
697 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
699 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
700 (dw_ranges_struct): Rename block_num to num. Adjust.
701 (dw_ranges_by_label_struct): New.
702 (ranges_by_label, ranges_by_label_allocated,
703 ranges_by_label_in_use): New variables.
704 (add_ranges_num): Factored most of the code out of...
705 (add_ranges): ... this one. Rewrite in terms of the former.
706 (add_ranges_by_labels): New.
707 (output_ranges): Output by-label ranges.
708 (dwarf2out_finish): Output range for multiple-section
709 compile_unit. Output standard DW_AT_low_pc in addition to
710 unexpected DW_AT_entry_pc.
712 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
714 PR tree-optimization/32604
715 PR tree-optimization/32606
717 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
718 (compute_antic_safe): Removed.
719 (ANTIC_SAFE_LOADS): Ditto.
720 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
721 (execute_pre): Don't call compute_antic_safe.
722 (vuse_equiv): New function.
723 (make_values_for_stmt): Use it
724 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
727 2007-07-04 Anatoly Sokolov <aesok@post.ru>
730 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
732 (avr_attribute_table): Make "naked" attribute apply to function types
733 rather than to decls.
734 (avr_handle_fntype_attribute): New function.
736 2007-07-04 Joseph Myers <joseph@codesourcery.com>
738 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
741 2007-07-04 David Ung <davidu@mips.com>
742 Joseph Myers <joseph@codesourcery.com>
744 * config/mips/mips.md (type): Add logical, signext and move.
745 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
746 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
747 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
748 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
749 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
750 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
751 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
752 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
753 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
754 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
755 movv2sf_hardfloat_64bit): Use the new types.
756 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
757 *movdf_softfloat, *movdf_mips16): Use "multi".
758 (extendqihi2): Replace with a define_expand.
759 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
760 Based on extend<SHORT:mode><GPR:mode>2 patterns.
761 * config/mips/74k.md (r74k_int_logical): New reservation and
763 (r74k_int_arith): Remove "slt".
764 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
765 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
766 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
767 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
768 reservations for "arith".
770 2007-07-04 Richard Guenther <rguenther@suse.de>
772 * tree-ssa.c (useless_type_conversion_p): Add handling for
773 scalar float and vector types. Only call the types_compatible_p
774 langhook for aggregate types as last resort. Follow the
777 2007-07-04 Richard Guenther <rguenther@suse.de>
779 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
780 the same as NOP_EXPR.
782 2007-07-04 Nick Clifton <nickc@redhat.com>
784 * target.h (struct gcc_target): Add target_help field.
785 * target-def.h (TARGET_HELP): New.
786 (TARGET_INITIALIZER): Use TARGET_HELP.
787 * opts.c (command_handle_option): Invoke target_help function, if
788 defined, when the user has specified --target-help on the command
790 * doc/invoke.texi: Mention that --target-help might print
791 additional information.
792 * doc/tm.texi: Document TARGET_HELP hook.
794 * arm.c (TARGET_HELP): Override default definition.
795 (arm_target_help): New - display a wrapped list of cores and
796 architectures supported.
798 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
800 * config/gcc/v850/v850.c (expand_prologue): Make sure
801 GEN_INT() argument is sign extended rather than zero extended.
802 (expand_epilogue): Likewise.
803 (output_move_double): Delete.
804 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
805 * config/gcc/v850/v850.md (movdi): Delete.
806 (*movdi_internal): Delete.
808 (*movdf_internal): Delete.
810 2007-07-04 Richard Sandiford <richard@codesourcery.com>
812 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
813 unless compiling RTP PIC.
815 2007-07-04 Richard Guenther <rguenther@suse.de>
817 PR tree-optimization/32482
818 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
819 original ssa name if we didn't find a shift expression.
820 Fix shift constant for bit zero test.
822 2007-07-04 Richard Sandiford <richard@codesourcery.com>
824 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
826 2007-07-04 Richard Sandiford <richard@codesourcery.com>
828 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
829 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
830 * config/arm/vxworks.h (ASM_SPEC): Delete.
831 (SUBTARGET_EXTRA_ASM_SPEC): Define.
833 2007-07-04 Sebastian Pop <sebpop@gmail.com>
835 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
836 (DDR_REVERSED_P): New.
837 * tree-data-ref.c (initialize_data_dependence_relation,
838 build_classic_dist_vector): Set DDR_REVERSED_P.
840 2007-07-04 Sebastian Pop <sebpop@gmail.com>
843 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
844 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
845 init_omega_for_ddr_1): Use non conservative number of iterations
847 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
848 (analyze_siv_subscript): Remove FIXME and reinitialization of
849 last_conflicts to chrec_dont_know.
850 * testsuite/gfortran.dg/vect/pr32457.f90: New.
852 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
854 * tree.c (maybe_canonicalize_argtypes): Improve description.
856 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
858 * tree.c (maybe_canonicalize_argtypes): New.
859 (build_function_type): Set canonical type.
860 (build_method_type_directly): Ditto.
861 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
864 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
866 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
868 (rewrite_use_nonlinear_expr): Likewise.
870 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
872 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
874 2007-07-04 Ben Elliston <bje@au.ibm.com>
876 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
879 * c-objc-common.c (c_types_compatible_p): Fix indentation.
881 * doc/tm.texi (Run-time Target): Capitalise "CPU".
882 (Exception Handling): Likewise.
884 2007-07-03 Jan Hubicka <jh@suse.cz>
886 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
888 2007-07-03 Eric Christopher <echristo@apple.com>
890 * doc/cppopts.texi: Add conflicting option note to -dM.
891 * doc/invoke.texi: Add note about possible conflicts with
892 -E for -dCHARS and note that -dM will not produce
893 any results if there is no machine dependent reorg.
895 2007-07-03 Geoffrey Keating <geoffk@apple.com>
897 * tree.h (DECL_ALIGN): Back out previous change.
899 2007-07-03 Joseph Myers <joseph@codesourcery.com>
901 * configure.ac: Test for .dtprelword support on MIPS.
902 * configure, config.in: Regenerate.
903 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
904 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
906 2007-07-03 Julian Brown <julian@codesourcery.com>
908 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
909 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
910 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
911 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
913 (all_fpus): Add FPUTYPE_VFP3.
914 (fp_model_for_fpu): Add VFPv3 field.
915 (arm_rtx_costs_1): Give cost to VFPv3 constants.
916 (vfp3_const_double_index): New function. Return integer index of
917 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
919 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
920 and argument represents a valid RTX for a VFPv3 constant.
921 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
923 (vfp_emit_fstmd): Similar, for fstmd.
924 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
925 constants, represented as integer indices.
926 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
927 VFP_REGNO_OK_FOR_DOUBLE macros.
928 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
929 (arm_file_start): Set float-abi attribute for VFPv3, and output
930 correct ".fpu" assembler directive.
931 (arm_dbx_register_numbering): Add FIXME.
932 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
933 (fputype): Add FPUTYPE_VFP3.
934 (FIXED_REGISTERS): Add 32 registers for D16-D31.
935 (CALL_USED_REGISTERS): Likewise.
936 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
937 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
938 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
939 (D7_VFP_REGNUM): New.
940 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
941 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
942 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
943 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
944 (REG_ALLOC_ORDER): Adjust for VFPv3.
945 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
946 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
947 VFP_LO_REGS, VFP_HI_REGS.
948 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
949 (IS_VFP_CLASS): Define macro.
950 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
952 (REGISTER_MOVE_COST): Likewise.
953 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
954 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
955 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
956 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
957 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
958 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
959 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
960 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
961 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
962 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
963 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
964 where appropriate for single-word registers.
965 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
966 As above. Fix type attributes.
967 * config/arm/constraints.md (register_contraint "t"): Define.
968 (register_constraint "w"): Change to D0-D15, or D0-D31 for
970 (register_constraint "x"): Define.
971 (constraint "Dv"): Define.
973 2007-07-03 Geoffrey Keating <geoffk@apple.com>
975 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
977 2007-07-03 Tom Tromey <tromey@redhat.com>
979 * c-parser.c (objc_pq_context): Removed.
980 (objc_need_raw_identifier): Likewise.
981 (c_parser) <objc_pq_context>: New field.
982 <objc_need_raw_identifier>: Likewise.
983 (OBJC_NEED_RAW_IDENTIFIER): Removed.
984 (c_lex_one_token): Update.
985 (c_parser_objc_protocol_definition): Update.
986 (c_parser_objc_method_definition): Update.
987 (c_parser_objc_methodproto): Update.
988 (c_parser_declspecs): Update.
990 2007-07-03 David Ung <davidu@mips.com>
992 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
994 2007-07-03 David Ung <davidu@mips.com>
995 Richard Sandiford <richard@codesourcery.com>
997 * doc/invoke.texi: Document -march=74kf3_2.
998 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
999 (TUNE_74K): Check for it.
1000 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1001 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1002 * config/mips/mips.md (cpu): Add 74kf3_2.
1003 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1004 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1005 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1006 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1007 74kf3_2 to the CPU list.
1008 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1009 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1010 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1011 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1012 (r74kf3_2_fxfer_from_c1): New insn reservations.
1014 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1015 David Ung <davidu@mips.com>
1017 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1018 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1019 and 74k[fx]. Document aliases for the new options.
1020 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1021 (PROCESSOR_24KF2_1): ...this.
1022 (PROCESSOR_24KX): Rename to...
1023 (PROCESSOR_24KF1_1): ...this.
1024 (PROCESSOR_74KF): Rename to...
1025 (PROCESSOR_74KF2_1): ...this.
1026 (PROCESSOR_74KX): Rename to...
1027 (PROCESSOR_74KF1_1): ...this.
1028 (TUNE_74K): Update PROCESSOR_* names.
1029 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1030 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1031 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1032 (mips_rtx_cost_data): Update processor names in comments.
1033 (mips_issue_rate): Update PROCESSOR_* names.
1034 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1035 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1036 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1037 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1038 Update cpu attribute names.
1039 (r24k_fpu_iss): Rename this reservation to...
1040 (r24kf2_1_fpu_iss): ...this and update all uses.
1041 (r24kx_fpu_iss): Rename this reservation to...
1042 (r24kf1_1_fpu_iss): ...this and update all uses.
1043 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1044 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1045 Update cpu attribute names.
1047 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1049 * config/m32r/constraints.md: New file.
1050 * config/m32r/m32r.c: Include tm-constrs.h.
1051 (small_data_operand): Use satisfies_constraint_* instead of macro.
1052 (addr24_operand, gen_compare): Likewise.
1053 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1054 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1055 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1056 EXTRA_CONSTRAINT): Likewise.
1057 * config/m32r/m32r.md: Include constraints.md.
1058 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1059 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1060 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1061 (two_insn_const_operand, int8_operand, uint16_operand,
1062 reg_or_int16_operand, reg_or_uint16_operand,
1063 reg_or_cmp_int16_operand, cmp_int16_operand,
1064 seth_add3_operand): Likewise.
1066 2007-07-03 Eric Christopher <echristo@gmail.com>
1068 * libgcc2.h: Conditionally declare __bswapsi2 and
1071 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1073 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1076 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1079 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1080 (__gthrw_pragma): Provide default definition.
1082 * gthr-posix.c (__gthrw_pragma): Define.
1084 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1086 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1087 before declaring inequality.
1089 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1091 * combine.c (recog_for_combine): Log the success or failure of
1092 matching new insn patterns against the machine description in
1095 2007-07-03 Revital Eres <eres@il.ibm.com>
1097 * ddg.c (print_sccs): New function.
1098 (check_sccs): New function.
1099 (create_ddg_all_sccs): Use it.
1100 * ddg.h (print_sccs): Declare.
1101 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1103 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1105 * targhooks.h (default_mode_for_suffix): New function declaration.
1106 * targhooks.c (default_mode_for_suffix): New default target hook.
1107 * target.h (struct c): New structure in the targetm struct.
1108 (mode_for_suffix): New target hook as part of struct c.
1109 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1110 default_mode_for_suffix.
1111 (TARGET_C): New define.
1112 * c-lex.c: Include "target.h".
1113 (interpret_float): Use targetm.c.mode_for_suffix to determine
1114 the mode for a given non-standard suffix.
1115 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1117 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1118 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1120 * doc/extend.texi (Floating Types): New node. Document __float80 and
1121 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1123 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1126 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1127 predicate instead of target_operand.
1128 (divsi3_i1_media, divsi3_media_2): Likewise.
1130 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1132 * tree.h (alias_sets_might_conflict_p): Rename into
1133 alias_sets_must_conflict_p.
1134 * alias.c (alias_sets_might_conflict_p): Likewise.
1135 (alias_sets_conflict_p): Use it.
1136 (objects_must_conflict_p): Likewise.
1137 * c-common.c (strict_aliasing_warning): Adjust.
1139 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1141 * rtlhooks.c (gen_lowpart_if_possible): Check for
1142 invalid subreg before calling gen_lowpart_SUBREG.
1144 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1146 * config/darwin9.h: Add copyright notice.
1147 (LINK_COMMAND_SPEC): Add comment.
1148 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1149 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1150 DARWIN_LIBSYSTEM_HAS_UNWIND.
1152 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1155 * omp-low.c (check_combined_parallel): New function.
1156 (lower_omp_parallel): Call it via walk_stmts, set
1157 OMP_PARALLEL_COMBINED if appropriate.
1158 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1159 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1160 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1161 don't consider it as combined parallel.
1163 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1165 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1166 (gcc_tooldir): Likewise.
1167 * configure: Regenerate.
1168 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1169 old configure.ac gcc_tooldir setting.
1170 (prefix_to_exec_prefix): New variable.
1171 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1172 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1174 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1176 Fix PR tree-optimization/32583
1177 Fix PR tree-optimization/32584
1178 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1179 (phi_translate_set): Use phi_translate directly now.
1180 (make_values_for_stmt): Don't value number RHS if we already know
1183 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1184 Jim Wilson <wilson@specifix.com>
1187 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1190 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1191 Richard Sandiford <richard@codesourcery.com>
1192 Nigel Stephens <nigel@mips.com>
1194 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1195 (mips16e_output_save_restore): Declare.
1196 (mips16e_save_restore_pattern_p): Likewise.
1197 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1198 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1199 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1200 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1201 (BITSET_P): New global macro, extracted from...
1202 (mips_for_each_saved_reg): ...here.
1203 (mips16e_save_restore_info): New struct.
1204 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1205 (mips16e_save_restore_regs): New variable.
1206 (mips_split_plus, mips16e_find_first_register): New functions.
1207 (mips16e_mask_registers): New function.
1208 (compute_frame_size): Expand the commentary before the function.
1209 Enforce the MIPS16e save and restore register range restrictions.
1210 Pad the general register save area at the low end.
1211 (mips16e_save_restore_reg, mips16e_build_save_restore)
1212 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1213 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1214 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1216 (mips_expand_prologue, mips_expand_epilogue): Handle
1217 GENERATE_MIPS16E_SAVE_RESTORE.
1218 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1220 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1222 PR tree-optimization/31966
1223 PR tree-optimization/32533
1224 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1225 "basic_block" description as its third argument. Update function
1226 calls to get destination bb from "edge" argument. Save "cond" into
1227 aux field of the edge. Update prototype for changed arguments.
1228 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1230 (find_phi_replacement_condition): Operate on incoming edges, not
1231 on predecessor blocks. If there is a condition saved in the
1232 incoming edge aux field, AND it with incoming bb predicate.
1233 Return source bb of the first edge.
1234 (clean_predicate_lists): Clean aux field of outgoing node edges.
1235 (tree_if_conversion): Do not initialize cond variable. Move
1236 variable declaration into the loop.
1237 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1238 initializations of new_stmt, arg0 and arg1 variables.
1240 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1242 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1243 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1245 2007-07-02 Richard Guenther <rguenther@suse.de>
1247 * tree-ssa.c (useless_type_conversion_p): Document
1248 future intent as defining the middle-end type system.
1249 Re-structure to call langhook last, group by type class,
1250 mark questionable parts.
1252 2007-07-02 Richard Guenther <rguenther@suse.de>
1254 * tree-flow.h (types_compatible_p): Declare.
1255 * tree-ssa.c (types_compatible_p): New function.
1256 * ipa-type-escape.c (discover_unique_type): Use
1257 types_compatible_p instead of lang_hooks.types_compatible_p.
1258 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1259 * tree-vn.c (expressions_equal_p): Likewise.
1260 * tree.c (fields_compatible_p): Likewise.
1261 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1262 (cprop_operand): Use useless_type_conversion_p instead of
1263 lang_hooks.types_compatible_p.
1264 * tree-inline.c (setup_one_parameter): Likewise.
1265 (declare_return_variable): Likewise.
1266 * tree-nrv.c (tree_nrv): Likewise.
1267 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1268 (maybe_fold_offset_to_component_ref): Likewise.
1269 (maybe_fold_offset_to_reference): Likewise.
1270 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1271 (merge_alias_info): Likewise.
1272 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1273 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1274 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1275 * tree-tailcall.c (find_tail_calls): Likewise.
1276 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1277 * gimplify.c (canonicalize_addr_expr): Likewise.
1278 (fold_indirect_ref_rhs): Likewise.
1279 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1280 (cpt_same_type): Likewise.
1281 (check_pointer_types_r): Swap parameters to cpt_same_type
1283 * fold-const.c (fold_convert): Revert fix for PR15988.
1284 * tree-inline.c (setup_one_parameter): Instead fix it here by
1285 using fold_build1 instead of fold_convert and checking for
1286 error_mark_node. Convert only if the conversion is necessary.
1288 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1290 * configure.ac: Check for .gnu_attribute on Power.
1291 * configure: Regenerate.
1292 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1293 attribute for floating-point ABI.
1295 2007-07-02 Ira Rosen <irar@il.ibm.com>
1297 PR tree-optimization/32230
1298 PR tree-optimization/32477
1299 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1300 address is a constant.
1302 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1304 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1305 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1306 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1307 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1308 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1309 64-bit targets. Add support for *-elfoabi*.
1310 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1311 different settings if $(tm_defines) does not select the EABI.
1312 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1313 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1314 (MIPS_ARCH_OPTION_SPEC): Likewise.
1315 (MIPS_ISA_LEVEL_SPEC): Likewise.
1316 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1317 * config/mips/elfoabi.h: New file.
1319 2007-07-02 Richard Guenther <rguenther@suse.de>
1321 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1322 (useless_type_conversion_p): ... this.
1323 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1324 (useless_type_conversion_p): ... this.
1325 * builtins.c (fold_builtin_memory_op): Rename
1326 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1327 * tree-cfg.c (verify_expr): Likewise.
1328 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1329 * tree-ssa-ccp.c (ccp_fold): Likewise.
1330 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1331 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1332 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1333 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1334 * tree-ssa-pre.c (eliminate): Likewise.
1335 * tree-ssa.c (delete_tree_ssa): Likewise.
1336 (tree_ssa_useless_type_conversion): Likewise.
1337 * tree.c (build2_stat): Likewise.
1339 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1341 Fix PR tree-optimization/32571
1342 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1345 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1347 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1348 and other expected operations explicitly, change default to
1351 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1353 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1355 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1356 (tls_load_dot_plus_eight): Move the label number into the unspec.
1357 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1359 2007-07-01 Andreas Schwab <schwab@suse.de>
1361 * dwarf2out.c (initial_return_save): Define only if used.
1363 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1365 Unreverting Richard's Revert of:
1367 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1369 * dce.c (deletable_insn_p_1): New function, split out from...
1370 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1371 specially, not those inside PARALLELs. Remove BODY argument
1372 and adjust recursive call accordingly.
1373 (prescan_insns_for_dce): Update call to delete_insn_p.
1375 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1376 Revital Eres <eres@il.ibm.com>
1378 * ddg.c (create_ddg_all_sccs): Fix missed
1379 initialization of scc_nodes.
1381 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1384 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1385 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1387 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1389 * configure.ac: Check for .gnu_attribute on MIPS.
1390 * configure, config.in: Regenerate.
1391 * config/mips/mips.c (mips_file_start): If supported, output
1392 attribute for floating-point ABI.
1394 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1397 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1398 (ffs_cmove): New expander to expand using ctz pattern.
1399 (*ffs_cmove): Remove pattern.
1400 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1401 (ffsdi2): Expand using ctz pattern.
1402 (*ffs_rex64): Remove pattern.
1404 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1406 PR rtl-optimization/32296
1407 * pa.md (return): Delete pattern.
1408 (return_internal): Remove "(const_int 1)" from pattern.
1409 (epilogue): Use return_internal pattern for trivial returns.
1410 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1411 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1413 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1415 * tree-ssa-pre.c (is_exception_related): New function
1416 (can_value_number_operation): Use it.
1418 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1420 Fix PR tree-optimization/32540
1421 Fix PR tree-optimization/31651
1423 * tree-ssa-sccvn.c: New file.
1425 * tree-ssa-sccvn.h: Ditto.
1427 * tree-vn.c: Include tree-ssa-sccvn.h
1428 (val_expr_paid_d): Removed.
1429 (value_table): Ditto.
1430 (vn_compute): Ditto.
1431 (val_expr_pair_hash): Ditto.
1432 (val_expr_pair_expr_eq): Ditto.
1433 (copy_vuses_from_stmt): Ditto.
1436 (shared_vuses_from_stmt): Ditto.
1437 (print_creation_to_file): Moved up.
1438 (sort_vuses): Ditto.
1439 (sort_vuses_heap): Ditto.
1440 (set_value_handle): Make non-static.
1441 (make_value_handle): Ditto.
1442 (vn_add): Rewritten to use sccvn lookups.
1443 (vn_add_with_vuses): Ditto.
1444 (vn_lookup): Ditto (and second argument removed).
1445 (vn_lookup_with_vuses): Ditto.
1446 (vn_lookup_or_add): Ditto (and second argument removed);
1447 (vn_lookup_or_add_with_vuses): Ditto.
1448 (vn_lookup_with_stmt): New.
1449 (vn_lookup_or_add_with_stmt): Ditto.
1450 (create_value_handle_for_expr): Ditto.
1452 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1453 (seen_during_translate): New function.
1454 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1455 (phi_trans_add): Ditto.
1456 (constant_expr_p): FIELD_DECL is always constant.
1457 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1458 Use constant_expr_p.
1459 Avoid infinite recursion on mutually valued expressions.
1460 Change callers of vn_lookup_or_add.
1461 (phi_translate): New function.
1462 (compute_antic_safe): Allow phi nodes.
1463 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1464 (find_or_generate_expression): Rewrite slightly.
1465 (create_expression_by_pieces): Updated for vn_lookup_or_add
1467 Update VN_INFO for new names.
1468 (insert_into_preds_of_block): Update for new names.
1469 (add_to_exp_gen): New function.
1470 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1471 (find_existing_value_expr): Rewrite to changed vn_lookup.
1472 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1473 (try_look_through_load): Removed.
1474 (try_combine_conversion): Ditto.
1475 (get_sccvn_value): New function.
1476 (make_values_for_phi): Ditto.
1477 (make_values_for_stmt): Ditto.
1478 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1480 (init_pre): Update for SCCVN changes.
1482 (execute_pre): Ditto.
1484 * tree-flow.h (make_value_handle): Declare.
1485 (set_value_handle): Ditto.
1486 (sort_vuses_heap): Ditto.
1487 (vn_lookup_or_add_with_stmt): Ditto.
1488 (vn_lookup_with_stmt): Ditto.
1489 (vn_compute): Remove.
1492 (vn_lookup): Update arguments.
1494 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1496 (tree-ssa-sccvn.o): New.
1497 (OBJS-common): Add tree-ssa-sccvn.o
1499 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1502 * c-typeck.c (build_external_ref): Don't mark as used if called
1504 * calls.c (rtx_for_function_call): Likewise.
1506 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1510 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1512 * dce.c (deletable_insn_p_1): New function, split out from...
1513 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1514 specially, not those inside PARALLELs. Remove BODY argument
1515 and adjust recursive call accordingly.
1516 (prescan_insns_for_dce): Update call to delete_insn_p.
1518 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1520 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1521 (try_combine): Move potential calls to undo_all() so they happen
1522 before we commit to using the combined insns.
1524 2006-06-30 Jan Hubicka <jh@suse.cz>
1526 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1529 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1531 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1532 (cgraph_remove_unreachable_nodes): Likewise.
1533 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1534 * ipa-inline.c (update_caller_keys): Cast according to the coding
1536 (cgraph_decide_recursive_inlining): Likewise.
1537 (cgraph_decide_inlining_of_small_function): Likewise.
1538 (try_inline): Likewise.
1539 (cgraph_decide_inlining_incrementally): Likewise.
1540 * ipa-pure-const.c (get_function_state): Likewise.
1541 (scan_function): Likewise.
1542 (analyze_function): Likewise.
1543 (static_execute): Likewise.
1544 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1545 (merge_callee_local_info): Likewise.
1546 (analyze_function): Use type safe memory macros.
1547 (static_execute): Likewise. Cast according to the coding conventions.
1548 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1550 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1552 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1553 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1556 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1559 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1560 for complex modes (both int and real).
1562 2007-06-29 Jan Hubicka <jh@suse.cz>
1564 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1566 2007-06-29 Jan Hubicka <jh@suse.cz>
1569 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1572 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1575 * config/avr/avr.c: Include dataflow header file.
1576 (expand_prologue): Adjust for prologue insn change.
1577 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1580 2007-06-29 Richard Guenther <rguenther@suse.de>
1583 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1584 during type verification.
1586 2007-06-29 Jan Hubicka <jh@suse.cz>
1588 * recog.c (validate_change_rtx_1): Unshare TO argument.
1590 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1592 PR tree-optimization/24659
1593 * tree-vect-transform.c (vectorizable_call): Handle
1594 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1596 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1597 * config/i386/i386.c (enum ix86_builtins)
1598 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1599 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1601 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1602 const using def_builtin_const.
1603 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1604 input operands in the same modes as the result.
1605 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1607 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1609 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1610 (df_set_dead_notes_for_mw): Likewise.
1612 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1614 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1616 2007-06-28 DJ Delorie <dj@redhat.com>
1618 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1620 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1622 * doc/invoke.texi (C++ Dialect Options): Document
1623 fvisibility-ms-compat.
1624 * c.opt (fvisibility-ms-compat): New.
1626 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1629 * tree-affine.c (aff_combination_add_elt): Handle
1630 pointer addition specially.
1632 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1634 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1635 decl is non-external for AIX ABI.
1637 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1639 * config/rs6000/predicates.md (current_file_function_operand):
1640 Ensure the symbol is non-external for AIX ABI.
1642 2007-06-28 Nick Clifton <nickc@redhat.com>
1644 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1645 (fdce, fdse, fpredictive-commoning): Likewise.
1647 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1650 * gcc.c (process_command): Recognize the new -static-libgfortran
1653 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1656 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1657 Use a call clobbered hard reg instead of a pseudo reg.
1659 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1661 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1663 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1666 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1667 REG_LIBCALL and REG_RETVAL notes.
1668 (divsi3, mulsi3): Likewise.
1669 (mulhisi3): Likewise. Use emit_libcall_block.
1670 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1672 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1674 PR rtl-optimization/32481
1675 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1677 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1679 * dce.c (deletable_insn_p_1): New function, split out from...
1680 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1681 specially, not those inside PARALLELs. Remove BODY argument
1682 and adjust recursive call accordingly.
1683 (prescan_insns_for_dce): Update call to delete_insn_p.
1685 2007-06-27 Richard Guenther <rguenther@suse.de>
1688 * tree.h (fold_convertible_p): Declare.
1689 * fold-const.c (fold_convertible_p): New function.
1690 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1691 instead of lang_hooks.types_compatible_p.
1693 2007-06-26 Jan Hubicka <jh@suse.cz>
1695 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1696 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1697 early use validate_unshare_change.
1698 (reload_combine): Likewise.
1699 * recog.c (change_t): New field unshare.
1700 (validate_change_1): Rename from validate_change; add argument unshare.
1701 (validate_change): Turn into wrapper of validate_change_1; update
1702 prototype for bools.
1703 (validate_unshare_change): New.
1704 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1705 calls of df_insn_rescan.
1706 * recog.h (validate_change): Replace ints by bools.
1707 (validate_unshare_change): Declare.
1709 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1711 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1713 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1715 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1717 2007-06-25 Jan Hubicka <jh@suse.cz>
1719 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1721 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1722 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1723 places other call site specific checks are performed.
1725 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1728 * tree-vect-transform.c (vectorizable_operation): Convert
1729 POINTER_PLUS_EXPR over to PLUS_EXPR.
1731 2007-06-25 Chao-ying Fu <fu@mips.com>
1733 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1734 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1735 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1736 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1738 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1739 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1740 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1741 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1742 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1743 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1744 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1745 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1746 ALL_FIXED_POINT_MODE_P): New define.
1747 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1749 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1751 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1752 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1753 MODE_VECTOR_UACCUM): New mode classes.
1755 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1756 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1757 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1760 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1761 (blank_mode): Initialize ibit and fbit.
1762 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1763 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1765 (new_adjust): Change required_class to required_class_from and
1766 required_class_to for testing within a range.
1767 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1768 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1770 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1771 (make_fixed_point_mode): New.
1772 (_ADD_ADJUST): Change C to C1 and C2.
1773 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1774 use a range for machine classes.
1775 (ADJUST_IBIT, ADJUST_FBIT): New.
1776 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1778 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1779 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1780 Emit adjustment for ibit and fbit.
1781 (emit_mode_ibit, emit_mode_fbit): New.
1782 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1784 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1786 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1787 as the source of the set.
1789 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1791 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1792 FP_REGNO_P): Use IN_RANGE.
1793 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1794 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1795 (DATA_REG_P): Use DATA_REGNO_P.
1796 (FP_REG_P): Use FP_REGNO_P.
1797 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1798 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1799 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1801 2007-06-24 Jan Hubicka <jh@suse.cz>
1804 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1806 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1809 * fold-const.c (fold_binary): Strip nops of operand 0
1810 of BIT_NOT_EXPR before calling operand_equal_p.
1811 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1812 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1814 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1816 * doc/extend.texi: Document that dllimport and dllexport imply
1818 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1819 imported or exported declaration, including type declarations.
1820 * c-common.c (handle_visibility_attribute): Check for conflicts
1821 with dllimport/dllexport.
1822 (c_determine_visibility): Handle dllimport/dllexport as an
1823 explicit visibility atttribute.
1825 2007-06-23 Richard Guenther <rguenther@suse.de>
1827 PR tree-optimization/16876
1829 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1831 * tree-inline.c (initialize_inlined_parameters): Do not call
1832 lang_hooks.tree_inlining.convert_parm_for_inlining.
1833 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1834 reason for mismatched types.
1835 * gimplify.c (gimplify_call_expr): Verify the call expression
1836 arguments match the called function type signature. Otherwise
1837 mark the call expression to be not considered for inlining
1838 using CALL_CANNOT_INLINE_P flag.
1839 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1840 edges call expression.
1841 (cgraph_decide_inlining_of_small_function): Likewise.
1842 (cgraph_decide_inlining): Likewise.
1843 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1845 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1846 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1847 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1849 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1850 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1852 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1853 convert_parm_for_inlining member.
1855 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1858 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1859 Remove optimization for GT.
1861 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1864 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1866 (prescan_insns_for_dce): Add extra parameter.
1868 2007-06-23 Jan Hubicka <jh@suse.cz>
1871 * gimplify.c (mark_addressable): New function.
1872 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1874 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1877 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1879 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1882 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1883 moves between MMX/SSE registers to at least 8 units to prevent
1884 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1886 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1888 * config/i386/i386.c (override_options): Correct x86_sahf
1891 2007-06-21 David Daney <ddaney@avtrex.com>
1894 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1895 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1896 (exception_receiver): Renamed to ...
1897 (nonlocal_goto_receiver): ... this.
1899 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1901 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1902 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1903 partial register accesses.
1905 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1907 * fold-const.c (debug_fold_checksum): Move it under
1908 ENABLE_FOLD_CHECKING.
1910 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1913 * tree.h (debug_fold_checksum): Declared.
1914 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1915 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1916 build_fold_addr_expr_with_type_1.
1917 (fold_addr_expr, debug_fold_checksum): New.
1918 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1919 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1922 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1924 PR tree-optimization/19590
1925 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1926 of scev is a constant.
1927 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1929 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1931 * df-problems.c (df_note_bb_compute): Made computation of live
1932 info consistent with df_lr.
1934 2007-06-21 Richard Guenther <rguenther@suse.de>
1936 PR tree-optimization/32453
1937 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1938 for pointer anti-range.
1940 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1942 * config/i386/i386.c (processor_target_table): Increase maximum
1943 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1946 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1947 byte alignment if > 8 byte alignment is preferred.
1948 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1950 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1952 PR tree-optimization/31866
1953 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1954 if ASM_EXPR's input is not a SSA_NAME.
1957 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1958 but decl is a global var, instead return decl.
1959 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1960 even for is_global_var decls, if they are private in some outer
1963 2007-06-21 Richard Guenther <rguenther@suse.de>
1965 PR tree-optimization/32451
1966 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1968 2007-06-21 Christian Bruel <christian.bruel@st.com>
1970 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1971 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1972 (push_regs): Changed saving order or banked registers.
1973 (sh_expand_epilogue): Likewise.
1974 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1975 (FIRST_BANKED_REG): Likewise.
1976 (LAST_BANKED_REG): Likewise.
1977 * config/sh/sh.md (banked) New attribute.
1978 (in_delay_slot): Check banked attribute.
1980 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1982 PR tree-optimization/32075
1983 * tree-data-ref.c (subscript_dependence_tester_1,
1984 analyze_miv_subscript, analyze_overlapping_iterations,
1985 add_distance_for_zero_overlaps, build_classic_dist_vector,
1986 subscript_dependence_tester_1, analyze_overlapping_iterations,
1987 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1988 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1989 to evolution_function_is_affine_multivariate_p.
1991 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1993 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1995 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1998 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2000 * config/m32c/prologue.md (epilogue_exitd_16): New.
2001 (epilogue_reit_16): New.
2002 (epilogue_exitd): Rename to epilogue_exitd_24.
2003 (epilogue_reit): Rename to epilogue_reit_24.
2005 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2006 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2008 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2010 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2011 if dbg_cnt (sched_insn) reaches the limit.
2012 (choose_ready): New parameter INSN_PTR and new return value.
2013 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2014 the new return value from choose_ready.
2015 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2016 (rest_of_handle_global_alloc): New global_alloc_at_func.
2018 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2020 PR tree-optimization/25737
2021 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2022 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2023 * tree-flow.h (struct fieldoff): Add new field alias_set.
2024 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2025 argument addressable_type. Set alias_set of fieldoff.
2026 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2027 (create_overlap_variables_for): Pass alias_set from fieldoff to
2029 * alias.c (get_alias_set): Use alias_set from SFT if set.
2031 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2033 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2034 of a variable as an unsigned HOST_WIDE_INT integer.
2036 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2038 PR rtl-optimization/32405
2039 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2041 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2043 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2046 * builtins.c: Include diagnostic.h.
2047 (expand_builtin_expect): Make gcc_assert more permissive.
2048 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2051 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2055 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2056 if ACCUMULATE_OUTGOING_ARGS.
2058 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2060 * config/m68hc11/m68hc11.c: Include dataflow header file.
2061 (m68hc11_reorg): Port to dataflow.
2063 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2065 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2066 (struct df_problem.free_blocks_on_set_blocks): New field.
2067 (struct dataflow.optional_p): New field.
2068 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2069 (df_live_set_all_dirty): New function.
2070 * df-scan.c (df_scan_alloc): Initialize optional_p.
2071 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2072 * df-core.c (df_set_blocks): Removed use of
2073 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2074 df_problem.free_blocks_on_set_blocks to determine which blocks are
2076 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2077 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2078 uses dataflow.optional_p to determine if problem should be
2080 (rest_of_handle_df_initialize): Only start live problem if
2082 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2083 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2084 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2085 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2086 problem_NOTE): Initialize free_blocks_on_set_blocks.
2087 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2089 (df_live_set_all_dirty, df_note_alloc): New function.
2090 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2092 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2093 * postreload.c (reload_combine): Ditto.
2094 * cse.c (cse_extended_basic_block): Ditto.
2095 * regmove.c (mark_flags_life_zones): Ditto.
2096 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2097 erase_matching_seqs): Ditto.
2098 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2099 * integrate (allocate_initial_values): Ditto.
2100 * combine.c (reg_dead_at_p): Ditto.
2101 * resource.c (mark_target_live_regs): Ditto.
2102 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2103 * config/sh/sh.c (find_r0_life_regions): Ditto.
2104 * global.c (rest_of_handle_global_alloc): Only add back df_live
2106 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2108 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2110 (if_convert): Make sure df_live is there at -O == 1.
2111 (pass_if_after_combine): Cleanup flags.
2112 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2113 is there at -O == 1.
2115 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2117 * config/arm/arm.c (arm_get_frame_offsets): Set
2118 offsets->locals_base to avoid negative stack size.
2119 (thumb1_expand_prologue): Assert on negative stack size.
2121 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2123 PR tree-optimization/32367
2124 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2125 of the chrec has no evolution in that loop.
2126 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2128 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2130 * config/xtensa/xtensa.c: Include "df.h".
2131 (xtensa_builtin_saveregs): Use adjust_address instead of
2133 (xtensa_va_start): Invoke make_tree with sizetype for
2134 expand_builtin_saveregs and then convert the result to a pointer.
2135 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2136 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2137 Subtract argument size from index value as integers and then use
2138 POINTER_PLUS_EXPR to add the result to the array address.
2140 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2143 * config/m32c/m32c.c: Include dataflow header file.
2144 (m32c_emit_prologue): Adjust for prologue insn change.
2145 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2146 once inside a PARALLEL. Assume frame size passed in operand 0
2147 includes space to save the fb register.
2148 (prologue_enter_24): Likewise.
2149 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2151 2007-06-19 David Daney <ddaney@avtrex.com
2154 * config/mips/mips.md (cprestore): Mark $gp as used.
2156 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2159 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2160 (frv_ifcvt_modify_insn): Likewise.
2162 2007-06-19 Richard Guenther <rguenther@suse.de>
2164 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2165 only handle positive offsets that fit in a HOST_WIDE_INT.
2167 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2169 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2170 result of rsqrt insn for zero input argument to avoid NaN.
2172 2007-06-19 Richard Guenther <rguenther@suse.de>
2175 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2177 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2179 PR tree-optimization/32353
2180 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2182 2007-06-19 Nick Clifton <nickc@redhat.com>
2184 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2186 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2189 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2190 * config/i386/i386.c (assign_386_stack_local): Assert that
2191 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2192 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2193 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2194 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2196 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2198 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2200 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2202 PR rtl-optimization/32321
2203 * gcse.c (replace_store_insn): Update the note before
2204 calling emit_insn_after.
2206 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2209 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2211 * df-problems.c (df_note_bb_compute): Fix dumping info.
2213 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2215 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2216 insn with emit_jump_insn.
2218 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2220 PR tree-optimization/32383
2221 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2222 * targhooks.h (default_builtin_reciprocal): Update prototype.
2223 * target.h (struct gcc_target): Update builtin_reciprocal.
2224 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2225 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2226 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2227 when fndecl is in BUILT_IN_MD class.
2228 (execute_convert_to_rsqrt): Ditto.
2230 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2231 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2232 Convert BUILT_IN_SQRTF code only when md_fn is false.
2234 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2236 * bt-load.c (move_btr_def): Fix the order of arguments
2237 to validate_replace_rtx.
2239 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2241 * config/m68k/m68k-devices.def: Add 54450..54455.
2243 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2245 PR rtl-optimization/32366
2246 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2247 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2250 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2253 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2254 this is true, rescan insn being modified.
2255 (sms_schedule): Added rescan parameter.
2256 (rest_of_handle_sms): Moved freeing of dominance info to before
2257 getting out of cfg_layout.
2259 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2261 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2262 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2265 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2266 FL_CF_EMAC from the entry for isac.
2268 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2269 (const_sibcall_operand): New.
2270 (sibcall_operand): Use it.
2271 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2272 (m68k_isas): ISAC does not imply FPU or EMAC.
2273 (override_options): Add ISA_C logic for symbolic jump & call.
2275 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2277 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2278 return mode from the builtin itself.
2279 (sparc_fold_builtin): Fix cast of zero constant.
2281 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2283 * targhooks.c (default_builtin_reciprocal): New default target hook.
2284 * targhooks.h (default_builtin_reciprocal): Add prototype.
2285 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2286 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2287 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2288 default_builtin_reciprocal.
2290 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2293 * hooks.c (hook_tree_tree_bool_null): New hook.
2294 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2295 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2296 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2297 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2298 and convert it to reciprocal a*rfunc(b).
2299 (execute_convert_to_rsqrt): New function.
2300 (gate_convert_to_rsqrt): New function.
2301 (pass_convert_to_rsqrt): New pass definition.
2302 * target.h (struct gcc_target): Add builtin_reciprocal.
2303 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2304 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2305 TARGET_BUILTIN_RECIPROCAL.
2306 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2308 * config/i386/i386.h (TARGET_RECIP): New define.
2309 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2310 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2311 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2312 and not optimizing for size.
2313 (*rcpsf2_sse): New insn pattern.
2314 (*rsqrtsf2_sse): Ditto.
2315 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2316 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2317 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2318 and not optimizing for size.
2319 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2320 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2321 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2322 and not optimizing for size.
2323 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2324 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2325 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2326 and not optimizing for size.
2327 (*sse_rsqrtv4sf2): Do not export.
2329 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2330 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2331 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2332 and not optimizing for size.
2334 * config/i386/i386.opt (mrecip): New option.
2335 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2336 (ix86_emit_swsqrtsf): Ditto.
2337 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2338 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2340 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2341 ix86_expand_unop1_builtin.
2342 (ix86_emit_swdivsf): New function.
2343 (ix86_emit_swsqrtsf): Ditto.
2344 (ix86_builtin_reciprocal): New function.
2345 (TARGET_BUILTIN_RECIPROCAL): Use it.
2346 (ix86_vectorize_builtin_conversion): Rename from
2347 ix86_builtin_conversion.
2348 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2349 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2350 "i386 and x86_64 Options" section.
2351 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2353 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2354 Zdenek Dvorak <dvorakz@suse.cz>
2355 Richard Guenther <rguenther@suse.de>
2356 Kaz Kojima <kkojima@gcc.gnu.org>
2358 * tree-vrp.c (compare_values_warnv): Convert val2 to
2360 (extract_range_from_assert): Create
2361 POINTER_PLUS_EXPR for pointer types.
2362 (extract_range_from_binary_expr): Handle
2363 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2365 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2366 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2367 POINTER_PLUS_EXPR as PLUS_EXPR.
2368 (number_of_iterations_lt_to_ne):
2369 For pointer types, use sizetype when
2370 creating MINUS_EXPR/PLUS_EXPRs.
2371 (assert_loop_rolls_lt): For pointer types, use sizetype when
2372 creating MINUS_EXPR/PLUS_EXPRs.
2373 (number_of_iterations_le): Likewise.
2374 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2375 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2376 like PLUS_EXPR and MINUS_EXPR.
2377 * tree-pretty-print.c (dump_generic_node): Handle
2379 (op_prio): Likewise.
2380 (op_symbol_1): Likewise.
2381 * optabs.c (optab_for_tree_code): Likewise.
2382 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2384 * tree-tailcall.c (process_assignment): Mention
2385 POINTER_PLUS_EXPR in a TODO comment.
2386 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2387 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2388 not used with a pointer and an integer type.
2389 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2390 increment using chrec_convert_rhs instead of chrec_convert.
2391 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2392 PLUS_EXPR except for the right hand side's type will be
2394 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2395 (fold_used_pointer_cast): Kill.
2396 (pointer_offset_p): Kill.
2397 (fold_used_pointer): Kill.
2398 (pointer_used_p): Kill.
2399 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2400 call fold_used_pointer.
2401 (instantiate_parameters_1): Convert the increment
2402 using chrec_convert_rhs instead of chrec_convert.
2403 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2404 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2405 instead of PLUS_EXPR.
2406 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2407 PLUS_EXPR for pointers.
2408 (std_gimplify_va_arg_expr): Likewise.
2409 (fold_builtin_memory_op): Likewise.
2410 (fold_builtin_strstr): Likewise.
2411 (fold_builtin_strchr): Likewise.
2412 (fold_builtin_strrchr): Likewise.
2413 (fold_builtin_strpbrk): Likewise.
2414 (expand_builtin_memory_chk): Likewise.
2415 (fold_builtin_memory_chk): Likewise.
2416 (std_expand_builtin_va_start): Use
2417 sizetype for the call to make_tree and then convert
2418 to the pointer type.
2419 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2420 instead of PLUS_EXPR for adding to a pointer.
2421 (std_gimplify_va_arg_expr): Use fold_build2 for
2422 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2423 the operands to sizetype first and then cast the BIT_AND_EXPR
2424 back to the pointer type.
2425 * fold-const.c (build_range_check): Handle pointer types
2427 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2428 of PLUS_EXPR's. Make sure the offset is converted to
2430 (try_move_mult_to_index): Strip the NOPs from the offset.
2431 Remove code argument and replace all uses with PLUS_EXPR.
2432 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2433 specially. Don't use a pointer type for MINUS_EXPR.
2434 (fold_unary): Handle for (T1)(X op Y),
2435 only p+ as that is the only as that can be handled for
2436 binary operators now.
2437 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2439 <case PLUS_EXPR>: Add folding of PTR+INT into
2441 Don't call try_move_mult_to_index.
2442 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2443 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2444 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2445 Don't call try_move_mult_to_index.
2446 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2447 (tree_expr_nonzero_p): Likewise.
2448 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2449 of PLUS_EXPR for the complex expression folding.
2450 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2451 first chrec is a pointer type, then the second should
2452 be sizetype and not the first's type.
2453 For POINTER_PLUS_EXPR, use a different right hand side type.
2454 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2455 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2456 different right hand side type.
2457 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2458 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2459 instead of PLUS_EXPR.
2460 When either operand is zero, convert the other operand.
2461 (chrec_apply): Use chrec_convert_rhs
2462 on the argument x instead of chrec_convert.
2463 (reset_evolution_in_loop): For pointer types, the new_evol
2465 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2466 different right hand side type.
2467 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2468 (chrec_convert_rhs): New function.
2469 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2470 different right hand side type.
2471 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2472 * tree-chrec.h (chrec_convert_rhs): New prototype.
2473 (build_polynomial_chrec): For pointer types, the right hand
2474 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2475 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2476 Remove subtraction case as it is always addition now.
2477 Make sure the offset is converted to sizetype.
2478 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2479 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2480 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2481 PLUS_EXPR in pointer type.
2482 Handle POINTER_PLUS_EXPR.
2483 (tree_to_aff_combination): Likewise.
2484 (force_expr_to_var_cost): Likewise.
2485 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2486 instead of PLUS_EXPR for pointers.
2487 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2488 instead of PLUS_EXPR of pointer types.
2489 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2491 (check_va_list_escapes): Likewise.
2492 (check_all_va_list_escapes): Likewise.
2493 * dwarf2out.c (loc_descriptor_from_tree_1):
2494 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2495 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2496 (string_constant): Likewise.
2497 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2498 the offset to the base, use POINTER_PLUS_EXPR.
2499 (add_to_parts): Convert the index to sizetype.
2500 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2501 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2502 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2503 Offset only holds something for PLUS_EXPR.
2504 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2506 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2508 (analyze_accesses_for_modify_stmt): Likewise.
2509 Remove comment about the type being integral type as it is
2511 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2513 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2515 Correct the type which the artimentic is done in (is now
2518 * tree-data-ref.c (split_constant_offset): Handle
2520 * tree-affine.c (tree_to_aff_combination): Likewise.
2521 * c-typeck.c (build_unary_op): For pointers create the increment
2522 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2524 * gimplify.c (gimplify_self_mod_expr): Create a
2525 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2526 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2527 * tree.def (POINTER_PLUS_EXPR): New tree code.
2528 * tree-predcom.c (ref_at_iteration): If we have a pointer
2529 type do the multiplication in sizetype.
2530 * tree-mudflap.c (mf_xform_derefs_1): Create a
2531 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2532 * tree-ssa-forwprop.c
2533 (forward_propagate_addr_into_variable_array_index):
2534 Don't expect there to be a cast for the index as that
2535 does not exist anymore.
2536 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2537 instead of PLUS_EXPR.
2538 Don't check for the first operand of the POINTER_PLUS_EXPR
2539 was the index as it cannot be.
2540 Call forward_propagate_addr_into_variable_array_index with
2541 the SSA_NAME instead of the statement.
2542 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2543 (compare_constant): Likewise.
2544 (copy_constant): Likewise.
2545 (compute_reloc_for_constant): Likewise.
2546 (output_addressed_constants): Likewise.
2547 (initializer_constant_valid_p): Likewise.
2548 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2549 Convert the MIN/MAX of the inner type to the outer
2550 type before comparing them.
2551 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2552 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2553 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2554 of PLUS_EXPR for pointers.
2555 * tree-inline.c (estimate_num_insns_1): Handle
2557 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2558 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2559 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2560 instead of PLUS_EXPR for the pointer increment statement.
2561 (vect_update_ivs_after_vectorizer): For pointer types, create
2562 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2563 MULT_EXPR in sizetype.
2564 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2566 * tree-object-size.c (plus_expr_object_size): Handle
2567 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2568 code which is trying to figure out which side is a pointer and
2570 (check_for_plus_in_loops_1): Likewise.
2571 (check_for_plus_in_loops): Likewise.
2572 * c-common.c (pointer_int_sum): Create a
2573 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2574 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2575 only POINTER_PLUS_EXPR. Removing all the extra
2576 code which is trying to figure out which side is a pointer and
2578 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2579 PLUS_EXPR and MINUS_EXPR.
2580 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2582 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2583 with make_tree, instead of a pointer type.
2584 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2585 for pointers instead of PLUS_EXPR.
2586 (s390_gimplify_va_arg): Likewise.
2587 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2588 instead of PLUS_EXPR when doing addition on pointer
2589 types. Use sizetype for the second operand.
2590 (spu_gimplify_va_arg_expr): Likewise.
2591 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2592 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2593 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2594 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2595 for the pointer addition and also use size_int/sizetype
2597 (ix86_gimplify_va_arg): Likewise.
2598 Perform BIT_AND_EXPR on sizetype arguments.
2599 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2600 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2601 for the pointer additions and also use size_int for the offsets.
2602 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2603 additions and also use size_int for the offsets. Perform
2604 BIT_AND_EXPR on sizetype arguments.
2605 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2606 POINTER_PLUS_EXPR for pointers and create the
2607 BIT_AND_EXPR in sizetype.
2608 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2609 instead of PLUS_EXPR for pointer addition.
2610 (rs6000_va_start): Likewise.
2611 Also use sizetype for the offset.
2612 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2613 as PLUS_EXPR/MINUS_EXPR.
2614 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2615 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2616 Don't use BIT_AND_EXPR on a pointer type, convert the
2617 expression to sizetype first.
2618 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2620 (mips_gimplify_va_arg_expr): Likewise.
2621 Don't create BIT_AND_EXPR in a pointer type.
2623 2007-06-15 Eric Christopher <echristo@apple.com>
2625 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2626 (x86_64-*-darwin*): Ditto.
2627 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2630 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2632 * doc/extend.texi: Document behavior of __attribute__((aligned))
2635 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2637 * rtlanal.c (note_stores): Improve documentation.
2639 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2641 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2642 LOCAL_LABEL_PREFIX): Delete.
2643 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2644 (bfin_internal_label): Delete.
2646 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2648 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2649 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2650 otherwise define to LIBGCC2_TF_CEXT.
2651 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2652 (LIBGCC_TF_CEXT): Ditto.
2655 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2657 PR rtl-optimization/32339
2658 * df-scan.c (df_uses_record): Don't modify flags but just add to
2659 it for df_ref_record.
2661 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2663 * tree-mudflap.c: Fix whitespace issues.
2665 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2667 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2669 2007-06-14 Eric Christopher <echristo@apple.com>
2671 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2672 (movv4sf): Use gcc_unreachable instead of abort.
2674 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2677 * config/i386/sfp-machine.h (CMPtype): New define.
2678 (mach stubs): Use CMPtype instead of int as a return type.
2680 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2682 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2683 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2684 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2685 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2686 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2687 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2688 config/soft-fp/soft-fp.h: Update from glibc CVS.
2690 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2692 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2694 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2697 * config/v850/v850.c: Include dataflow header file.
2698 (substitute_ep_register): Fix typo.
2700 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2702 * configure.ac: Fix earlier checkin.
2703 * configure: Regenerated.
2705 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2707 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2708 * aclocal.m4: Regenerate.
2709 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2710 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2711 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2712 * configure: Regenerate.
2713 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2715 * Makefile.in (quickstrap): Build libgcc too.
2717 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2719 * configure.ac: Add --enable-checking=df. Explicitly mention that
2720 the variables are initialized as for "release".
2721 * df-core.c: Use it.
2722 * configure: Regenerate.
2723 * config.in: Regenerate.
2725 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2727 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2728 validate_replace_rtx instead of replace_rtx.
2729 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2731 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2733 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2734 (DWARF2_UNWIND_INFO): Override default if configured with
2736 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2737 (ENDFILE_SPEC): Add crtend.o.
2738 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2739 (ENDFILE_SPEC): Add crtend.o.
2740 (TARGET_USE_JCR_SECTION): Define.
2741 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2743 * config/i386/cygming-crtbegin.c: New file.
2744 * config/i386/cygming-crtend.c: New file.
2746 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2748 * config/i386/w32-unwind.h: New file.
2750 2007-06-13 Eric Christopher <echristo@apple.com>
2752 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2753 the user set a value below STACK_BOUNDARY.
2755 2007-06-13 Thiemo Seufer <ths@networkno.de>
2757 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2758 imply -lpthread for -pthread.
2760 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2762 * basic-block.h: Remove the prototype for
2763 free_basic_block_vars.
2764 * cfglayout.h: Remove the prototype for
2765 insn_locators_initialize.
2766 * tree.h: Remove the prototype for emit_line_note.
2768 * tree-ssa-pre.c (mergephitemp): Remove.
2769 (init_pre): Don't use mergephitemp.
2771 2007-06-13 Eric Christopher <echristo@apple.com>
2773 * config/i386/i386.c (override_options): If we've specified
2774 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2776 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2778 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2781 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2783 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2784 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2785 (eh_store_handler): New pattern.
2786 (eh_return): Emit it instead of a plain move.
2788 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2790 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2791 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2792 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2795 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2797 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2798 (find_next_insn_start, find_load): New functions.
2799 (bfin_reorg): Use them to deal with the fact that parallel insns are
2800 no longer represented as a SEQUENCE.
2802 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2804 * config/sparc/sparc.c (sparc_override_options): Initialize
2807 2007-06-13 Dave Korn <dave.korn@artimi.com>
2809 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2812 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2814 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2815 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2816 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2817 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2818 tree-vect-transform.c: Fix comment typos. Follow spelling
2821 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2823 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2824 to the exit block use set.
2825 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2826 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2827 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2829 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2831 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2832 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2833 to indicate an error.
2834 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2836 (dbg_cnt_process_opt): Print an error on a bad argument.
2837 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2838 * common.opt (-fdbg-cnt-list): New.
2839 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2841 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2843 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2844 flag on ref-all pointers.
2846 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2849 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2850 for the offset with the modifier as EXPAND_INITIALIZER
2851 if the modifier is EXPAND_INITIALIZER.
2852 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2853 a register if we had an overflow.
2855 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2857 * real.c (real_isfinite): New.
2858 (real_sqrt): Use it.
2859 * real.h (real_isfinite): New.
2860 * builtins.c: Use it.
2862 2007-06-12 Ian Lance Taylor <iant@google.com>
2863 Daniel Berlin <dberlin@dberlin.org>
2866 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2867 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2868 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2869 (DECL_NO_TBAA_P): Define.
2870 (struct tree_decl_common): Add no_tbaa_flag field.
2871 * tree-ssa-structalias.c (struct variable_info): Add
2872 no_tbaa_pruning field.
2873 (new_var_info): Initialize no_tbaa_pruning field.
2874 (unify_nodes): Copy no_tbaa_pruning field.
2875 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2876 (dump_solution_for_var): Print no_tbaa_pruning flag.
2877 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2879 (compute_tbaa_pruning): New static function.
2880 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2881 Call compute_tbaa_pruning.
2882 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2883 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2884 * gimple-low.c (lower_stmt): Likewise.
2885 * tree-gimple.c (is_gimple_stmt): Likewise.
2886 * tree-ssa-operands.c (get_expr_operands): Likewise.
2887 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2888 * tree-inline.c (estimate_num_insns_1): Likewise.
2889 (copy_result_decl_to_var): Likewise.
2890 * expr.c (expand_expr_real_1): Likewise.
2891 * tree-pretty-print.c (dump_generic_node): Likewise.
2892 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2893 * omp-low.c (omp_copy_decl_2): Likewise.
2894 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2895 * doc/c-tree.texi (Expression trees): Document
2896 CHANGE_DYNAMIC_TYPE_EXPR.
2898 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2900 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2901 with !HONOR_NANS and !HONOR_INFINITIES.
2902 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2904 2007-06-12 Tristan Gingold <gingold@adacore.com>
2906 * gcov.c: Comments updated.
2907 (source_info): Add file_time field.
2908 (source_index): New variable.
2909 (mutiple_files): New variable.
2910 (generate_results): New function extracted from process_file.
2911 (process_file): Save and restore chain of functions, generate
2912 results and free structures only if not merging results.
2913 (release_structures): File names are now freed in create_file_names
2914 (create_file_names): Free previous file names.
2915 (find_source): File date is now read here and modifications in
2916 source files is checked here.
2917 (read_graph_file): Only reverse order of functions for the current
2919 (make_gcov_file_name): Do not generate long names if input_name is
2921 (output_lines): If merging results do not display graph, data and
2923 Checking source file modification is done in find_source.
2925 * doc/gcov.texi: Append an s to sourcefile.
2927 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2929 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2930 (forced_nop): New pattern.
2931 * config/bfin/bfin.c: Include "df.h".
2932 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2933 (bfin_discover_loop): Use df_get_live_in instead of
2934 global_live_at_start.
2935 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2936 df_analyze when done.
2937 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2938 the insns. Use QImode for the final insn in a bundle. Call
2939 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2941 (reorder_var_tracking_notes): New function.
2942 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2943 update_life_info. Call df_analyze after scheduling and bundle
2944 generation. Call reorder_var_tracking_notes if generating these
2945 notes. Call df_finish_pass at the end.
2947 2007-06-12 Dirk Mueller <dmueller@suse.de>
2949 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2950 a comparison, not an assignment.
2952 2007-06-12 Olivier Hainque <hainque@adacore.com>
2954 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2955 Request walking the subtrees only, leaving the current is_lhs/val_only
2957 (convert_non_local_reference): Likewise.
2959 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2961 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2963 2007-06-12 Richard Guenther <rguenther@suse.de>
2965 PR tree-optimization/15353
2966 PR tree-optimization/31657
2967 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2968 * timevar.def: Add TV_TREE_IFCOMBINE.
2969 * tree-pass.h (pass_tree_ifcombine): Declare.
2970 * tree-ssa-ifcombine.c: New file.
2971 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2972 * tree-flow.h (blocks_in_phiopt_order): Declare.
2973 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2974 (tree-ssa-ifcombine.o): New dependencies.
2976 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2978 PR rtl-optimization/32293
2979 * combine.c (simplify_if_then_else): Truncate return from
2980 nonzero_bits() to correct mode.
2982 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2984 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2985 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2987 2007-06-11 Diego Novillo <dnovillo@google.com>
2989 * Makefile.in (reload1.o-warn): Remove.
2991 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2993 * combine.c (subst): Use reg_overlap_mentioned_p
2994 instead of comparing register numbers directly.
2996 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2998 * reload1.c (mark_home_live_1): Use the mode parameter.
3000 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3002 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3003 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3007 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3009 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3011 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3013 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3014 from integer registers.
3015 (FP mode splitters): Handle TFmode.
3017 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3019 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3020 for ref-all pointers that point-to anything.
3022 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3024 * config/arm/arm.c (arm_output_dwarf_dtprel,
3025 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3027 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3029 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3030 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3033 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3035 * gcc/tree.c (signed_or_unsigned_type_for): New.
3036 (unsigned_type_for): Use signed_or_unsigned_type_for.
3037 (signed_type_for): Use signed_or_unsigned_type_for.
3038 * gcc/tree.h (signed_or_unsigned_type_for): New.
3039 (get_signed_or_unsigned_type): Remove.
3040 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3041 lang_hooks.types.signed_type
3042 (size_diffop): Likewise.
3043 (all_ones_mask_p): Likewise.
3044 (build_range_check): Likewise.
3045 (fold_cond_expr_with_comparison): Likewise.
3046 (fold_cond_expr_with_comparison): Likewise.
3047 (unextend): Likewise.
3048 (extract_muldiv_1): Likewise.
3049 (fold_single_bit_test_into_sign_test): Likewise.
3050 (fold_binary): Likewise.
3051 (fold_ternary): Likewise.
3052 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3053 instead of get_signed_or_unsigned_type.
3054 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3055 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3056 * gcc/expr.c (signed_or_unsigned_type_for): Use
3057 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3058 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3059 (lhd_signed_or_unsigned_type): Remove.
3060 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3061 signed_or_unsigned_type.
3062 (lhd_signed_or_unsigned_type): Remove.
3063 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3064 lang_hooks.types.signed_type.
3065 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3066 c_common_signed_type instead of lang_hooks.types.signed_type.
3067 (c_common_unsigned_type): New.
3068 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3069 (shorten_compare): Use c_common_unsigned_type instead of
3070 c_common_signed_or_unsigned_type.
3071 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3073 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3074 lang_hooks.types.signed_type.
3075 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3076 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3077 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3078 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3079 instead of unsigned_type_for.
3080 * gcc/c-decl.c (groakdeclarator): Likewise.
3081 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3082 * gcc/c-common.h (c_common_unsigned_type): New.
3084 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3087 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3088 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3090 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3093 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3094 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3096 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3097 Sebastian Pop <sebpop@gmail.com>
3099 * lambda-code.c (remove_iv): New.
3100 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3102 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3104 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3105 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3106 * tree-ssa-loop-prefetch.c: Include optabs.h.
3107 (FENCE_FOLLOWING_MOVNT): New macro.
3108 (struct mem_ref): Add independent_p and storent_p fields.
3109 (record_ref): Initalize the new fields.
3110 (gather_memory_references_ref): Return true if the reference
3112 (gather_memory_references): Check whether all memory accesses
3113 in loop were recorded.
3114 (should_issue_prefetch_p): Return false for nontemporal stores.
3115 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3116 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3117 (determine_loop_nest_reuse): Detect independent memory references.
3118 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3119 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3120 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3121 * config/i386/i386.h (x86_mfence): Declare.
3122 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3123 * config/i386/i386.c (x86_mfence): New variable.
3124 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3126 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3127 * optabs.c (init_optabs): Initialize storent_optab.
3128 * optabs.h (enum optab_index): Add OTI_storent.
3129 (storent_optab): Declare.
3130 * genopinit.c (optabs): Add initialization for storent_optab.
3131 * tree.h (MOVE_NONTEMPORAL): New macro.
3132 * expr.c (expand_assignment, store_expr, store_constructor_field,
3133 store_constructor, store_field, expand_expr_real_1): Propagate
3134 nontemporality of the expanded store.
3135 (emit_storent_insn): New function.
3136 * expr.h (expand_assignment, store_expr): Declaration changed.
3137 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3138 to expand_assignment.
3139 * stmt.c (expand_asm_expr): Ditto.
3140 * calls.c (initialize_argument_information): Pass false as
3141 nontemporality to store_expr.
3142 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3145 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3147 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3149 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3151 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3153 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3154 and allow DECL_P here.
3156 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3158 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3159 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3160 track of the size of the expression.
3161 * cfghooks.c (merge_blocks): Remove block from loops structure only
3162 after call of the merge_blocks hook.
3164 2007-06-09 Tom Tromey <tromey@redhat.com>
3166 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3167 (deprecated_state): Removed.
3168 (start_decl): Update.
3169 (enum deprecated_states): Moved earlier.
3170 (groktypename): Update.
3171 (push_parm_decl): Likewise.
3172 (grokfield): Likewise.
3173 (start_function): Likewise.
3175 2007-06-09 Ian Lance Taylor <iant@google.com>
3177 PR tree-optimization/32169
3178 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3179 CONVERT_EXPR, check whether min and max both converted to an
3180 overflow infinity representation.
3182 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3184 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3185 not inserted on the edge.
3187 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3189 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3190 instructions if they are supported.
3191 (__divsi3, __umodsi3, __modsi3): Likewise.
3192 (__ashldi3, __ashrdi3, __lshrdi3): New.
3193 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3195 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3196 Tony Linthicum <tony.linthicum@amd.com>
3198 * doc/invoke.texi: Add fvect-cost-model flag.
3199 * common.opt (fvect-cost-model): New flag.
3200 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3201 cost fields in stmt_vec_info struct for STMT.
3202 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3203 fields in stmt_vec_info struct and access functions for the same.
3204 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3205 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3206 load, store and vector to scalar operation.
3207 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3208 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3209 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3210 (TARG_VEC_STORE_COST): Define cost of vector store.
3211 (vect_estimate_min_profitable_iters): Define new function.
3212 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3213 check to evaluate if loop iterations are less than minimum profitable
3214 iterations determined by cost model or minimum vect loop bound defined
3215 by user, whichever is more conservative.
3216 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3217 run-time check to evaluate if loop iterations are less than minimum
3218 profitable iterations determined by cost model or minimum vect loop
3219 bound defined by user, whichever is more conservative.
3220 (vect_estimate_min_profitable_iterations): New function to estimate
3221 mimimimum iterartions required for vector version of loop to be
3222 profitable over scalar version.
3223 (vect_model_reduction_cost): New function.
3224 (vect_model_induction_cost): New function.
3225 (vect_model_simple_cost): New function.
3226 (vect_cost_strided_group_size): New function.
3227 (vect_model_store_cost): New function.
3228 (vect_model_load_cost): New function.
3229 (vectorizable_reduction): Call vect_model_reduction_cost during
3231 (vectorizable_induction): Call vect_model_induction_cost during
3233 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3234 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3235 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3236 vectorizable_promotion, vectorizable_demotion): Call
3237 vect_model_simple_cost during analysis phase.
3239 2007-06-08 Simon Baldwin <simonb@google.com>
3241 * reg-stack.c (get_true_reg): Readability change. Moved default case
3242 label into direct switch statement scope.
3244 2007-06-08 Simon Baldwin <simonb@google.com>
3246 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3247 in gcc_assert() with '==' comparison.
3249 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3251 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3252 TARGET_ABM handling of x86_popcnt variable.
3254 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3256 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3257 __builtin_copysignq and __builtin_infq built-in functions.
3259 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3261 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3262 SSE4.2 section. Correct built-in function names in SSE4A section.
3264 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3266 PR tree-optimization/32243
3267 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3268 for ncopies after ratio check between nunits_out and nunits_in.
3269 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3271 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3273 PR tree-optimization/32224
3274 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3275 vectorization upon a non GIMPLE_MODIFY_STMT.
3277 2007-06-08 Christian Bruel <christian.bruel@st.com>
3280 * config/sh/sh.md (doloop_end): New pattern and splitter.
3281 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3283 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3286 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3288 (verify_dominators): Do not change dominance tree.
3290 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3292 * config/sh/constraints.md: New file.
3293 * config/sh/sh.c: Include tm-constrs.h.
3294 (reg_class_from_letter): Remove.
3295 (prepare_cbranch_operands): Use satisfies_constraint_*
3296 function instead of macro.
3297 (andcosts, broken_move, sh_secondary_reload): Likewise.
3298 * config/sh/predicates.md (trapping_target_operand): Likewise.
3299 (and_operand, arith_operand, arith_reg_or_0_operand,
3300 cmp_operand, logical_operand, target_operand,
3301 ua_address_operand, ua_offset, xor_operand): Likewise.
3302 * config/sh/sh.md: Include constraints.md.
3303 (*movsicc_t_false): Use satisfies_constraint_* function
3305 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3306 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3307 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3308 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3309 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3310 (REG_CLASS_FROM_CONSTRAINT): Remove.
3311 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3312 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3313 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3314 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3315 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3316 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3317 function instead of macro.
3318 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3319 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3320 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3321 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3322 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3323 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3324 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3325 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3326 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3327 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3328 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3329 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3330 EXTRA_CONSTRAINT_STR): Likewise.
3331 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3333 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3335 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3337 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3340 * c-common.h (flag_cpp0x): Replaced by...
3341 (cxx_dialect): ... this new variable specifying the C++ dialect that
3343 * c-common.c (flag_cpp0x): Removed.
3344 (cxx_dialect): Defined.
3345 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3347 * c-opts.c (c_common_post_options): Likewise.
3348 (set_std_cxx98): Set cxx_dialect to cxx98.
3349 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3351 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3352 Hui-May Chang <hm.chang@apple.com>
3354 * doc/invoke.texi (Darwin Options): Update documentation for
3355 -mmacosx-version-min.
3356 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3357 * config/darwin-driver.c: New file.
3358 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3359 * config/t-darwin (darwin-driver.o): New rule.
3361 * config/darwin-c.c (version_as_macro): Ignore low digit.
3363 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3365 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3366 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3367 (CSGNMODE): New mode macro.
3368 (CSGNVMODE): New mode attribute.
3369 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3370 expander using CSGNMODE mode macro. Handle TFmode.
3371 (copysign<mode>3_const): Rename from copysignsf3_const and
3372 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3374 (copysign<mode>3_var): Rename from copysignsf3_var and
3375 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3377 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3378 mode macro. Handle TFmode.
3379 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3380 (iortf3, *iortf3): Ditto.
3381 (xortf3, *xortf3): Ditto.
3382 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3383 TFmode and TImode masks.
3384 (ix86_expand_copysign): Expand TFmode copysign insn.
3385 (IX86_BUILTIN_INFQ): New.
3386 (IX86_BUILTIN_FABSQ): Ditto.
3387 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3388 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3389 [__builtin_fabsq]: Ditto.
3390 [__builtin_copysignq]: Ditto.
3391 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3392 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3393 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3394 ix86_expand_binop_builtin().
3396 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3398 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3400 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3403 * rtl.h (push_to_sequence2): New.
3404 * emit-rtl.c (push_to_sequence2): New.
3405 * function.c (assign_parm_data_all): Add new fields.
3406 (assign_parm_setup_block): Call push_to_sequence2 instead of
3408 (assign_parm_setup_reg): Ditto.
3409 (assign_parm_setup_stack): Ditto.
3410 (assign_parms_unsplit_complex): Ditto.
3411 (assign_parms): Change field name.
3413 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3415 PR tree-optimization/32220
3416 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3417 phi node is reached before defining statement.
3419 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3422 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3423 after changing the right hand side of the assignment.
3425 2007-06-06 Eric Christopher <echristo@apple.com>
3427 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3428 (x86_64-*-darwin*): Ditto.
3429 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3430 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3432 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3434 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3436 (add_key): Likewise.
3437 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3438 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3440 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3442 (add_cost_one_coalesce): Likewise.
3443 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3444 variable names. Rename orig to orig_name for consistency.
3445 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3447 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3449 (record_equivalences_from_stmt): Likewise.
3450 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3451 the coding conventions.
3452 (memory_ssa_name_same): Likewise.
3453 (dse_optimize_stmt): Likewise.
3454 (dse_record_phis): Likewise.
3455 (dse_finalize_block): Likewise.
3456 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3457 keywords as variable names.
3458 (may_move_till): Cast according to the coding conventions.
3459 (force_move_till_expr): Avoid using C++ keywords as variable names.
3460 (force_move_till): Cast according to the coding conventions.
3461 (memref_hash): Likewise.
3462 (memref_eq): Likewise.
3463 (gather_mem_refs_stmt): Likewise.
3464 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3465 using C++ keywords as variable names.
3466 (idx_find_step): Cast according to the coding conventions.
3467 (idx_record_use): Likewise.
3468 (find_depends): Likewise.
3469 (prepare_decl_rtl): Likewise.
3470 (mbc_entry_hash): Likewise.
3471 (mbc_entry_eq): Likewise.
3472 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3473 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3474 (idx_infer_loop_bounds): Cast according to the coding conventions.
3475 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3476 * tree-ssa-math-opts.c (occ_new ): Likwise.
3477 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3479 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3481 (add_use_op): Likewise.
3482 (add_vop): Likewise.
3483 (add_vuse_op): Likewise.
3484 (add_vdef_op): Likewise.
3485 (get_expr_operands): Likewise.
3486 (push_stmt_changes): Use type safe memory macros.
3487 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3488 keywords as variable names.
3489 (conditional_replacement): Likewise.
3490 (minmax_replacement): Likewise.
3491 (abs_replacement): Likewise.
3492 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3494 (insert_fake_stores): Avoid using C++ keywords as variable names.
3495 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3497 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3498 (heapvar_insert): Use type safe memory macros.
3499 (new_var_info): Cast according to the coding conventions.
3500 (new_constraint): Likewise.
3501 (remove_preds_and_fake_succs): Use type safe memory macros.
3502 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3504 (thread_single_edge): Likewise.
3505 (thread_through_loop_header): Likewise.
3507 2007-06-06 Eric Christopher <echristo@apple.com>
3509 * config/i386/i386.c (override_options): Move handling
3510 of TARGET_SUBTARGET* earlier.
3512 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3514 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3517 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3519 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3520 emited outside of basic block.
3521 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3523 * rtl.h (delete_insn_chain): Declaration changed.
3524 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3526 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3527 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3528 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3529 to delete_insn_chain.
3530 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3531 do not have bb field set.
3532 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3534 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3535 * cfgcleanup.c (try_optimize_cfg): Ditto.
3537 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3539 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3540 (lambda_body_vector_new): Use type safe memory macros.
3541 (lambda_linear_expression_new): Likewise.
3542 (lambda_loopnest_new): Likewise.
3543 (lambda_lattice_new): Likewise.
3544 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3545 conventions. Use type safe memory macros.
3546 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3547 (lambda_body_vector_s): Likewise.
3548 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3549 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3551 2007-06-06 Richard Guenther <rguenther@suse.de>
3553 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3554 if we need to schedule cfg_cleanup.
3555 (tree_ssa_forward_propagate_single_use_vars): Do so.
3557 2007-06-06 Ian Lance Taylor <iant@google.com>
3559 * fold-const.c (merge_ranges): If range_successor or
3560 range_predecessor fail, just return 0.
3562 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3564 PR tree-optimization/32216
3565 * tree-vectorizer.c (supportable_widening_operation): Determine
3566 signedness of FIX_TRUNC_EXPR from output operand.
3567 (supportable_narrowing_operation): Ditto.
3568 * tree-vect-generic.c (expand_vector_operations_1): Determine
3569 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3572 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3574 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3575 (struct pta): ...from here. Change flags to unsigned to avoid
3576 excessive casting (as it is used as a bit mask).
3577 (override_options): Add casts according to the coding convenventions.
3578 (x86_64_elf_unique_section): Likewise.
3579 (examine_argument): Avoid using C++ keywords as variable names.
3580 (construct_container): Likewise.
3581 (legitimize_pic_address): Likewise.
3582 (get_dllimport_decl): Cast according to the coding conventions. Use
3583 type safe memory macros.
3584 (legitimize_address): Cast according to the coding conventions.
3585 (emit_i387_cw_initialization): Corrected the type of slot to enum
3587 (ix86_init_machine_status): Use type safe memory macros.
3588 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3589 (bdesc_pcmpistr): Likewise.
3590 (bdesc_crc32): Likewise.
3591 (bdesc_sse_3arg): Likewise.
3592 (bdesc_2arg): Likewise.
3593 (bdesc_1arg): Likewise.
3594 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3595 (ix86_expand_sse_pcmpistr): Likewise.
3596 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3597 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3598 int to match the langhook definition.
3599 (ix86_builtin_conversion): Change the type of code to unsigned init to
3600 match the langhook definition.
3601 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3603 (ix86_preferred_output_reload_class): Likewise.
3604 (ix86_cannot_change_mode_class): Likewise.
3605 (ix86_memory_move_cost): Likewise.
3606 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3607 avoid excessive casting later on.
3608 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3610 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3612 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3613 as flags setting insn.
3614 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3616 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3618 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3619 (UNSPEC_ROUND): New.
3620 ("sse4_1_round<mode>2"): New insn pattern.
3621 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3623 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3624 expander using SSEMODEF mode macro. Expand using
3625 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3626 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3627 expander using SSEMODEF mode macro. Expand using
3628 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3629 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3630 expander using SSEMODEF mode macro. Expand using
3631 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3632 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3633 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3634 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3637 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3638 Sebastian Pop <sebpop@gmail.com>
3640 * lambda.h (build_linear_expr): New.
3641 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3642 Use build_linear_expr, call fold and force_gimple_operand.
3643 (lambda_loopnest_to_gcc_loopnest): Check that there is
3644 something to insert.
3645 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3647 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3649 PR preprocessor/23479
3650 * doc/extend.texi: Document the 0b-prefixed binary integer
3653 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3655 PR tree-optimization/32215
3656 * tree-vectorizer.c (supportable_widening_operation): Return false
3657 for unsupported FIX_TRUNC_EXPR tree code.
3658 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3660 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3662 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3663 register on SPE targets. Change documentation to reflect
3665 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3666 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3667 out of the register allocation pool.
3668 (rs6000_reg_live_or_pic_offset_p): New function.
3669 (rs6000_emit_prologue): Move the actual saving of LR up to free
3670 r0 for holding r11. Split saving of SPE 64-bit registers into
3671 its own case. Ensure that offsets will always be in-range for
3672 'evstdd' by using r11 as a scratch register to point at the start
3673 of the SPE save area. Save r11 if necessary, as it is the static
3675 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3676 into its own case. Ensure that offsets will always be in-range
3677 for 'evldd' by using r11 as a scratch register to point at the
3678 start of the SPE save area. Also adjust r11 when restoring
3679 the stack pointer to compensate for pre-loading r11.
3681 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3683 * cfg.c (init_flow): Use type safe memory macros.
3684 (alloc_block): Likewise.
3685 (unchecked_make_edge): Likewise.
3686 (dump_flow_info): Avoid using C++ keywords as variable names.
3687 (copy_original_table_clear): Cast according to the coding conventions.
3688 (copy_original_table_set): Likewise.
3689 * cfgexpand (label_rtx_for_bb): Likewise.
3690 (expand_gimple_basic_block): Likewise.
3691 * cfghooks.c (dump_bb): Likewise.
3692 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3694 (lv_add_condition_to_bb): Likewise.
3695 * cfglayout (relink_block_chain): Cast according to the coding
3697 (fixup_reorder_chain): Likewise.
3698 (fixup_fallthru_exit_predecessor): Likewise.
3699 * cfgloop.c (glb_enum_p): Likewise.
3700 (get_exit_description): Likewise.
3701 (dump_recorded_exit): Likewise.
3702 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3703 (struct loop): ... from here.
3704 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3706 * cfgrtl.c (rtl_create_basic_block): Likewise.
3707 (rtl_split_block): Likewise.
3708 (rtl_dump_bb): Likewise.
3709 (cfg_layout_split_block): Likewise.
3710 (init_rtl_bb_info): Use typesafe memory macros.
3712 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3713 * graphds.h: Updated all usages of edge to graph_edge.
3714 * graphds.c: Likewise.
3715 * cfgloopanal.c: Likewise.
3717 2007-06-05 Ian Lance Taylor <iant@google.com>
3719 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3720 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3721 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3723 (test_for_singularity): Likewise.
3725 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3727 * config/i386/constraints.md ("Y2"): Replaced by ...
3729 * config/i386/i386.md: Likewise.
3730 * config/i386/mmx.md: Likewise.
3731 * config/i386/sse.md: Likewise.
3733 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3735 * config/i386/constraints.md ("z"): Replaced by ...
3737 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3738 (sse4_1_blendvps): Likewise.
3739 (sse4_1_pblendvb): Likewise.
3740 (sse4_2_pcmpestr): Likewise.
3741 (sse4_2_pcmpestrm): Likewise.
3742 (sse4_2_pcmpestr_cconly): Likewise.
3743 (sse4_2_pcmpistr): Likewise.
3744 (sse4_2_pcmpistrm): Likewise.
3745 (sse4_2_pcmpistr_cconly): Likewise.
3747 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3749 * matrix-reorg.c (transform_access_sites): Fix computation.
3750 (transform_allocation_sites): Same.
3752 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3754 * config/i386/i386.c (override_options): Use
3755 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3757 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3759 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3760 (nonimm_not_xmm0_operand): Ditto.
3761 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3762 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3763 as operand[2] predicate. Require "z" class XMM register for
3764 operand[3]. Adjust asm template.
3765 ("sse4_1_blendvpd"): Ditto.
3766 ("sse4_1_pblendvb"): Ditto.
3767 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3768 force op2 into xmm0 register for variable blend instructions.
3770 2007-06-04 Tom Tromey <tromey@redhat.com>
3772 * c-tree.h (start_enum): Update.
3773 (build_enumerator): Likewise.
3774 * c-decl.c (enum_next_value): Removed.
3775 (enum_overflow): Likewise.
3776 (start_enum): Add c_enum_contents argument. Don't use globals.
3777 (build_enumerator): Likewise.
3778 * c-tree.h (struct c_enum_contents): New struct.
3780 2007-06-04 Tom Tromey <tromey@redhat.com>
3782 * c-common.c (c_common_get_alias_set): Fix indentation.
3784 2007-06-04 Ian Lance Taylor <iant@google.com>
3786 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3787 to overflow, reduce overflow infinity to regular infinity.
3788 (vrp_var_may_overflow): New static function.
3789 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3791 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3793 * stor-layout.c (layout_type): Remove duplicate code.
3795 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3798 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3799 before build_common_builtin_nodes ().
3801 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3804 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3806 2007-06-04 Jan Hubicka <jh@suse.cz>
3808 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3809 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3810 instead of _stat version.
3812 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3814 PR tree-optimization/32194
3815 * tree-predcom.c (determine_offset): Check that both references have
3818 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3820 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3821 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3822 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3823 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3824 Add argument to iterate_fix_dominators call.
3825 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3826 * gcse.c (hoist_code): Change domby to vector.
3827 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3828 Add argument to iterate_fix_dominators call.
3829 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3830 recompute_dominator.
3831 * lambda-code.c (perfect_nestify): Ditto.
3832 * cfgloopanal.c: Include graphds.h.
3833 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3834 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3835 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3837 * graphds.c: New file.
3838 * graphds.h: New file.
3839 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3840 (get_dominated_by, get_dominated_by_region): Change return type to
3842 (verify_dominators): Recompute all dominators and compare the results.
3843 (recount_dominator): Renamed to ...
3844 (recompute_dominator): ... this. Do not check that the block is
3846 (iterate_fix_dominators): Reimplemented.
3847 (prune_bbs_to_update_dominators, root_of_dom_tree,
3848 determine_dominators_for_sons): New functions.
3849 * et-forest.c (et_root): New function.
3850 * et-forest.h (et_root): Declare.
3851 * Makefile.in (graphds.o): Add.
3852 (cfgloopanal.o): Add graphds.h dependency.
3853 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3854 * basic-block.h (get_dominated_by, get_dominated_by_region,
3855 iterate_fix_dominators): Declaration changed.
3856 (recount_dominator): Renamed to ...
3857 (recompute_dominator): ... this.
3858 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3859 (thread_through_all_blocks): Do not free dominance info.
3861 2007-06-03 Andreas Schwab <schwab@suse.de>
3863 * config/m68k/m68k.c (override_options): Don't override
3865 * config/m68k/m68k-modes.def (SF, DF): Define to use
3866 motorola_single_format and motorola_double_format, resp.
3867 * real.c (motorola_single_format): Renamed from
3868 coldfire_single_format.
3869 (motorola_double_format): Renamed from coldfire_double_format.
3870 (encode_ieee_extended): Generate a proper canonical NaN image
3871 respecting canonical_nan_lsbs_set.
3872 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3874 * real.h: Adjust declarations.
3876 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3879 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3880 the symbol is generated with the stack protector.
3882 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3884 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3885 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3887 * doc/extend.texi (interrupt): Mention m68k.
3889 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3891 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3892 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3893 (ix86_expand_sse_pcmpestr): Do not check operands for
3894 "register_operand", when insn operand predicate is "register_operand".
3895 (ix86_expand_sse_pcmpistr): Ditto.
3897 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3898 Uros Bizjak <ubizjak@gmail.com>
3900 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3901 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3902 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3903 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3904 * config/i386/constraints.md ("z"): New register constraint
3905 for members of SSE_FIRST_REG class.
3906 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3907 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3908 SSE_FIRST_REG class.
3909 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3910 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3911 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3912 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3913 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3914 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3915 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3916 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3917 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3918 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3919 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3920 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3921 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3922 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3923 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3924 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3925 (struct builtin_description): Change "flag" field to unsigned.
3926 (bdesc_pcmpestr): New builtin description table.
3927 (bdesc_pcmpistr): Likewise.
3928 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3929 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3930 Initialize pcmp[ei]str[im] insns for SSE4.2.
3931 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3932 (ix86_expand_sse_pcmpistr): Likewise.
3933 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3934 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3935 (UNSPEC_PCMPISTR): Likewise.
3936 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3937 (sse4_2_pcmpestri):New isns pattern.
3938 (sse4_2_pcmpestrm): Likewise.
3939 (sse4_2_pcmpestr_cconly): Likewise.
3940 (sse4_2_pcmpistr): New insn patern and splitter.
3941 (sse4_2_pcmpistri):New isns pattern.
3942 (sse4_2_pcmpistrm): Likewise.
3943 (sse4_2_pcmpistr_cconly): Likewise.
3944 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3947 2007-06-01 David Daney <ddaney@avtrex.com>
3949 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3950 LOADGP_ABSOLUTE and not binds_local_p.
3952 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3954 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3956 2007-06-01 Ian Lance Taylor <iant@google.com>
3958 * tree-vrp.c (compare_name_with_value): Always set
3959 used_strict_overflow if we get a result from the variable itself.
3961 2007-06-01 Ian Lance Taylor <iant@google.com>
3963 PR rtl-optimization/31455
3964 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3965 subregs which have a cast between modes which are not tieable.
3967 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3969 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3970 breaks after return statements.
3972 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3974 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3975 only after no_new_pseudos.
3977 2007-05-31 Eric Christopher <echristo@apple.com>
3979 * expr.c (convert_move): Assert that we don't have a BLKmode
3981 (store_expr): Handle BLKmode moves by calling emit_block_move.
3983 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3985 * c-typeck.c (build_indirect_ref): Include type in error message.
3986 (build_binary_op): Pass types to binary_op_error.
3987 * c-common.c (binary_op_error): Take two type arguments, print out
3989 * c-common.h (binary_op_error): Update prototype.
3991 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3993 * config/i386/i386.c: Correct coments on -mno-sse4.
3995 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3997 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3998 (x86_64-*-*): Likewise.
3999 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4000 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4001 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4002 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4003 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4004 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4005 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4006 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4007 (OPTION_MASK_ISA_SSE4): Likewise.
4008 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4009 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4010 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4011 (override_options): Support SSE4.2.
4012 (ix86_build_const_vector): Support SImode and DImode.
4013 (ix86_build_signbit_mask): Likewise.
4014 (ix86_expand_int_vcond): Support V2DImode.
4015 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4016 (IX86_BUILTIN_CRC32HI): Likewise.
4017 (IX86_BUILTIN_CRC32SI): Likewise.
4018 (IX86_BUILTIN_CRC32DI): Likewise.
4019 (IX86_BUILTIN_PCMPGTQ): Likewise.
4020 (bdesc_crc32): Likewise.
4021 (bdesc_sse_3arg): Likewise.
4022 (ix86_expand_crc32): Likewise.
4023 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4024 (ix86_expand_builtin): Likewise.
4025 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4026 __SSE4_2__ for -msse4.2.
4027 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4028 (CRC32MODE): Likewise.
4029 (crc32modesuffix): Likewise.
4030 (crc32modeconstraint): Likewise.
4031 (sse4_2_crc32<mode>): Likewise.
4032 (sse4_2_crc32di): Likewise.
4033 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4035 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4036 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4037 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4038 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4039 (vcondu<mode>): Likewise.
4040 * doc/extend.texi: Document SSE4.2 built-in functions.
4041 * doc/invoke.texi: Document -msse4.2/-msse4.
4043 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4045 PR tree-optimization/32160
4046 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4047 variable as gimple reg.
4048 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4050 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4052 * gcc.c (main): Don't consider linker options when issuing the
4053 warning about a linker input file not being used.
4055 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4057 * tree-vrp.c (compare_names): Initialize sop.
4059 2007-05-30 Dirk Mueller <dmueller@suse.de>
4061 * cgraphunit.c (cgraph_analyze_function): Remove
4062 computation of inline parameters.
4064 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4066 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4068 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4070 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4071 Add vx-common.h. Include vxworks.h between vx-common.h and
4073 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4075 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4076 (TARGET_ASM_DESTRUCTOR): Likewise.
4077 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4078 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4079 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4080 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4081 (VXWORKS_ENDIAN_SPEC): Define.
4082 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4083 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4084 VXWORKS_* equivalents.
4085 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4086 (ASM_FILE_START): Delete.
4087 (TARGET_VERSION): Reformat.
4088 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4089 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4090 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4091 (FPBIT, DPBIT): Define.
4092 (fp-bit.c, dp-bit.c): New rules.
4093 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4094 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4095 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4096 * config/arm/arm.h: Include vxworks-dummy.h.
4097 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4098 Mark with ATTRIBUTE_UNUSED.
4099 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4100 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4101 make it incompatible with -msingle-pic-base.
4102 (arm_function_ok_for_sibcall): Return false for calls that might
4103 go through a VxWorks PIC PLT entry.
4104 (require_pic_register): New function, split out from...
4105 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4107 (arm_load_pic_register): Handle the VxWorks RTP initialization
4108 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4109 (arm_emit_call_insn): New function.
4110 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4111 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4112 (pic_offset_arm): New pattern.
4113 (call, call_value): Use arm_emit_call_insn.
4114 (call_internal, call_value_internal): New expanders.
4115 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4116 VxWorks unless __PIC__.
4118 2007-05-30 Eric Christopher <echristo@gmail.com>
4120 * genrecog.c: Include regs.h in generated file.
4121 * genemit.c: Ditto. Fix up formatting.
4122 * config/mn10300/constraints.md: New.
4123 * config/mn10300/mn10300.md: Include.
4124 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4125 Fix up for removed macro.
4126 * config/mn10300/predicates.md (call_address_operand): Ditto.
4127 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4128 (CONST_OK_FOR_I): Ditto.
4129 (CONST_OK_FOR_J): Ditto.
4130 (CONST_OK_FOR_K): Ditto.
4131 (CONST_OK_FOR_L): Ditto.
4132 (CONST_OK_FOR_M): Ditto.
4133 (CONST_OK_FOR_N): Ditto.
4134 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4138 (EXTRA_CONSTRAINT): Ditto.
4140 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4142 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4144 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4145 OPTION_MASK_ISA_64BIT.
4146 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4148 2007-05-30 Richard Guenther <rguenther@suse.de>
4151 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4152 types for comparison.
4153 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4154 with original typed arguments.
4155 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4157 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4159 PR tree-optimization/31769
4160 * except.c (duplicate_eh_regions): Clear prev_try if
4161 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4163 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4165 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4166 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4167 bsi of the location where statements should be inserted.
4168 (sink_code_in_bb): Take bsi from statement_sink_location.
4169 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4170 instead of bsi_start.
4171 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4173 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4174 (bsi_move_before): Document inconsistency with bsi_move_after.
4175 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4177 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4179 * config/i386/i386.h (TARGET_ABM): New define.
4180 (TARGET_POPCNT): Ditto.
4181 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4182 New temporary defines to redefine from OPTION_ISA_* defines.
4183 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4184 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4185 (ix86_isa_flags): New extern int declaration.
4186 (TARGET_SUBTARGET_DEFAULT): New define.
4187 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4188 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4189 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4190 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4191 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4192 * config/i386/darwin.h: Change TARGET_64BIT define to
4195 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4196 using existing "ix86_isa_flags" varible.
4197 (m32, m64): Use existing "ix86_isa_flags" variable.
4198 (mmmx, m3dnow): Ditto.
4199 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4200 (mabm): Define as non-negative option using "x86_abm" variable.
4201 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4203 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4204 Rewrite feature test bitmap.
4205 (ix86_isa_flags): New initialized global int varible.
4206 (ix86_isa_flags_explicit): New static int variable.
4207 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4208 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4209 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4210 target_flags_explicit.
4211 (override_options): Remove "target_enable" and "target_disable" fields
4212 from "struct ptt". Update processor_target_table accordingly. Remove
4213 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4214 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4215 "target_flags" and "ix86_isa_flags_explicit" instead of
4216 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4217 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4218 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4219 to true when either of PTA_POPCNT or PTA_ABM is set in
4220 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4221 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4222 processor_alias_table flags entry. Remove handling of
4223 "target_enable" and "target_disable" fields of processor_target_table.
4224 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4225 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4226 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4227 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4228 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4230 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4232 2007-05-29 David Daney <ddaney@avtrex.com>
4235 * config/mips/mips.c (mips_output_mi_thunk): Emit
4236 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4238 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4239 * config/i386/i386.c (ix86_function_regparm): Added checking of
4240 ix86_force_align_arg_pointer to determine the number of
4241 register parameters.
4243 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4245 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4246 (SET_DR_MISALIGNMENT): New.
4247 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4248 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4249 Use SET_DR_MISALIGNMENT.
4250 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4252 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4253 find_loop_nest): Export.
4254 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4255 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4256 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4257 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4259 (struct mem_ref): Add field reuse_distance.
4260 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4261 Initialize reuse_distance field.
4262 (issue_prefetch_ref): Select temporality of prefetch according to
4264 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4265 self_reuse_distance, determine_loop_nest_reuse): New functions.
4266 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4267 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4268 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4271 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4273 * tree-ssa-alias.c: Add aliasing overview.
4275 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4276 Danny Smith <dannysmith@users.sourceforge.net>
4279 * config/i386/t-crtfm: Compile crtfastmath.o with
4280 -minline-all-stringops.
4281 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4282 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4284 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4286 * doc/md.texi: Document constraints on HP PA-RISC.
4288 * pa/constraints.md: New file.
4289 * pa.md: Include constraints.md.
4290 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4291 (integer_store_memory_operand, ldil_cint_p): New functions.
4292 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4293 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4294 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4295 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4296 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4298 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4301 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4302 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4303 case POSTDECREMENT_EXPR>): Return the error_mark_node
4304 if either the real or imaginary parts would an
4307 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4309 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4310 name when we remove it from a call.
4312 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4314 * targhooks.c (default_narrow_bitfield): Remove.
4315 * targhooks.h: Remove the prototype for
4316 default_narrow_bitfield.
4318 * langhooks-def.h: Remove the prototype for
4319 hook_get_alias_set_0.
4320 * langhooks.c (hook_get_alias_set_0): Remove.
4322 * global.c (EXECUTE_IF_CONFLICT): Remove.
4324 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4327 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4328 return true when truth_value_p is true and the type
4331 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4333 * doc/install.texi (Prerequisites): We no longer require Autoconf
4334 2.13 for the top-level.
4336 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4338 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4339 memory access via x86_expand_vector_move_misalign() only for
4340 TImode values on 32-bit targets.
4342 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4344 * matrix-reorg.c: New file. Implement matrix flattening and
4345 transposing optimization.
4346 * tree-pass.h: Add matrix reorg pass.
4347 * common.opt: Add fipa-mreorg flag.
4348 * Makefile.in: Add matrix-reorg.c.
4349 * passes.c: Add matrix reorg pass.
4350 * varpool.c (add_new_static_var): New function.
4351 * cgraph.h (add_new_static_var): Declare.
4353 2007-05-27 Eric Christopher <echristo@apple.com>
4355 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4356 sp_offset depending on stack size. Save r12 depending
4357 on registers we're saving later.
4358 (rs6000_emit_epilogue): Update sp_offset depending only
4361 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4363 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4364 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4365 * ifcvt.c (if_convert): Ditto.
4366 * tree-ssa-threadupdate.c (thread_block): Ditto.
4367 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4368 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4369 verify_loop_closed_ssa): Check number_of_loops instead of
4371 * predict.c (tree_estimate_probability): Ditto.
4372 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4373 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4374 * modulo-sched.c (sms_schedule): Ditto.
4375 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4376 (scev_finalize): Do not do anything if scev analysis was not
4378 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4379 current_loops == NULL.
4380 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4381 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4383 (loop_optimizer_finalize): Assert that loops were analyzed.
4384 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4385 rtl_doloop): Check number_of_loops instead of current_loops.
4386 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4387 current_loops == NULL.
4388 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4389 gate_tree_vectorize tree_linear_transform, check_data_deps,
4390 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4391 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4392 Check number_of_loops instead of current_loops.
4393 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4394 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4395 free loops if available.
4396 (execute_pre): Do not pass do_fre to fini_pre.
4398 2007-05-27 Tobias Burnus <burnus@net-b.de>
4401 * real.c (mpfr_from_real): Fix sign of -Inf.
4403 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4405 * tree-vect-transform.c (vectorizable_conversion): Initialize
4406 tree_code variables to ERROR_MARK.
4407 (vectorizable_type_demotion): Likewise.
4408 (vectorizable_type_promotion): Likewise.
4410 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4413 * config/i386/i386.md (movti): Handle push operands via
4416 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4418 * basic-block.h: Remove the prototype for merge_seq_blocks.
4419 * cfgcleanup.c (merge_seq_blocks): Remove.
4421 * tree-flow.h: Remove the prototype for is_aliased_with.
4422 * tree-ssa-alias.c (is_aliased_with): Remove.
4424 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4426 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4428 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4430 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4431 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4432 (vec_unpacks_hi_v16qi): Likewise.
4433 (vec_unpacku_lo_v16qi): Likewise.
4434 (vec_unpacks_lo_v16qi): Likewise.
4435 (vec_unpacku_hi_v8hi): Likewise.
4436 (vec_unpacks_hi_v8hi): Likewise.
4437 (vec_unpacku_lo_v8hi): Likewise.
4438 (vec_unpacks_lo_v8hi): Likewise.
4439 (vec_unpacku_hi_v4si): Likewise.
4440 (vec_unpacks_hi_v4si): Likewise.
4441 (vec_unpacku_lo_v4si): Likewise.
4442 (vec_unpacks_lo_v4si): Likewise.
4444 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4446 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4447 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4448 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4449 follow spelling conventions in various
4450 warning/error/diagnostic messages.
4452 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4453 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4454 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4455 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4456 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4457 * doc/tm.texi: Follow spelling conventions.
4459 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4462 * tree-ssa-forwprop.c
4463 (forward_propagate_addr_into_variable_array_index): Remove
4464 the lhs argument. Use the type of def_rhs instead of lhs.
4465 (forward_propagate_addr_expr_1): Update use of
4466 forward_propagate_addr_into_variable_array_index.
4468 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4469 Nigel Stephens <nigel@mips.com>
4471 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4472 function attributes, "far" being an alias for "long_call".
4473 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4474 (mips_near_type_p, mips_far_type_p): New.
4475 (mips_comp_type_attributes): New function to check that attributes
4476 attached to a function type are compatible.
4477 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4478 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4479 to the target function of the thunk.
4480 (mips_encode_section_info): Check for "near" and "far" function
4481 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4483 * config/mips/predicates.md (const_call_insn_operand): Test only
4484 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4486 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4489 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4490 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4491 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4492 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4494 2007-05-25 Eric Christopher <echristo@apple.com>
4496 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4497 to x86-darwin configurations.
4498 * config/i386/t-darwin: Add softfp support.
4499 * config/i386/t-darwin64: Ditto.
4500 * config/i386/sfp-machine.h: If mach then don't use
4501 aliasing, emit a stub to call.
4503 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4505 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4506 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4507 tree-predcom.c, tree-ssa-alias-warnings.c,
4508 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4509 comment typos. Follow spelling conventions.
4510 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4512 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4515 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4516 constants into memory. Expand unaligned memory references for
4517 SSE modes via x86_expand_vector_move_misalign() function.
4519 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4521 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4522 "memory" attribute for "sseishft" type insn without operands[2].
4524 2007-05-25 Dirk Mueller <dmueller@suse.de>
4525 Marcus Meissner <meissner@suse.de>
4527 * doc/extend.texi (alloc_size): New attribute.
4528 * c-common.c (handle_alloc_size_attribute): New.
4529 * tree-object-size.c (alloc_object_size): Use alloc_size
4530 attribute, if available.
4532 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4534 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4536 (__builtin_ia32_vec_ext_v2di): Likewise.
4537 (__builtin_ia32_vec_ext_v4si): Likewise.
4538 (__builtin_ia32_vec_ext_v8hi): Likewise.
4539 (__builtin_ia32_vec_ext_v16qi): Likewise.
4540 (__builtin_ia32_vec_set_v8hi): Likewise.
4542 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4544 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4546 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4548 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4549 (arm_is_longcall_p): Rename to...
4550 (arm_is_long_call_p): ...this. Take a single tree argument and
4552 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4553 (CUMULATIVE_ARGS): Remove call_cookie.
4554 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4555 (ENCODED_LONG_CALL_ATTR_P): Delete.
4556 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4557 LONG_CALL_FLAG_CHAR cases.
4558 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4559 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4560 ARM_DECLARE_FUNCTION_SIZE.
4561 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4562 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4563 (arm_encode_call_attribute, current_file_function_operand): Delete.
4564 (arm_function_in_section_p): New function.
4565 (arm_is_longcall_p): Rename to...
4566 (arm_is_long_call_p): ...this. Take the target function as a single
4567 argument and return a bool. Do not rely on call cookies. Check
4568 whether the target symbol is in the same section as the current
4569 function, not just the same compilation unit.
4570 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4571 (arm_encode_section_info): Don't encode a call type.
4572 * config/arm/arm.md (call, call_value): Update calls to
4573 arm_is_long(_)call_p. Simplify logic.
4574 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4575 Update calls to arm_is_long(_)call_p.
4577 2007-05-25 Richard Guenther <rguenther@suse.de>
4579 PR tree-optimization/31982
4580 * tree-ssa-forwprop.c
4581 (forward_propagate_addr_into_variable_array_index): Handle arrays
4582 with element size one.
4584 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4586 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4587 (umulsi3_highpart): Likewise.
4589 2007-05-24 Ian Lance Taylor <iant@google.com>
4591 PR rtl-optimization/32069
4592 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4595 2007-05-24 Ollie Wild <aaw@google.com>
4597 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4600 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4602 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4603 (oprs_unchanged_p): Use it to check all registers in a REG.
4604 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4605 (reg_set_between_after_reload_p): Delete.
4606 (reg_used_between_after_reload_p): Likewise.
4607 (reg_set_or_used_since_bb_start): Likewise.
4608 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4609 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4610 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4611 * rtlanal.c (reg_set_p): Check whether REG overlaps
4612 regs_invalidated_by_call, rather than just checking the
4613 membership of REGNO (REG).
4615 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4617 * doc/passes.texi: Document predictive commoning.
4618 * doc/invoke.texi (-fpredictive-commoning): Document.
4619 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4620 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4621 adding indices to the generated name.
4622 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4623 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4624 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4625 (op_symbol_code): ... and exported.
4626 (dump_omp_clause, op_symbol): Use op_symbol_code
4627 instead of op_symbol_1.
4628 * tree-pass.h (pass_predcom): Declare.
4629 * timevar.def (TV_PREDCOM): New timevar.
4630 * tree-ssa-loop.c (run_tree_predictive_commoning,
4631 gate_tree_predictive_commoning, pass_predcom): New.
4632 * tree-data-ref.c (find_data_references_in_loop): Find the
4633 references in dominance order.
4634 (canonicalize_base_object_address): Ensure that the result has
4636 (dr_analyze_innermost): Export.
4637 (create_data_ref): Code to fail for references with invariant
4639 (find_data_references_in_stmt): ... here.
4640 * tree-data-ref.h (dr_analyze_innermost): Declare.
4641 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4642 (aff_combination_find_elt, name_expansion_hash,
4643 name_expansion_eq, tree_to_aff_combination_expand,
4644 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4646 * tree-affine.h (aff_combination_constant_multiple_p,
4647 tree_to_aff_combination_expand): Declare.
4648 * tree-predcom.c: New file.
4649 * common.opt (fpredictive-commoning): New option.
4650 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4651 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4652 * Makefile.in (tree-predcom.o): Add.
4653 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4654 * passes.c (init_optimization_passes): Add dceloop after
4655 copy propagation in loop optimizer. Add predictive commoning
4656 to loop optimizer passes.
4658 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4660 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4663 2007-05-24 Jan Hubicka <jh@suse.cz>
4665 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4667 (genheader): Include statistics.h.
4669 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4671 * print-rtl.c (flag_dump_unnumbered): Update comments.
4672 (print_rtl): Fix my previous change.
4673 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4676 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4679 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4681 (thread_through_all_blocks): Call initialize_original_copy_tables
4682 and free_original_copy_tables.
4683 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4685 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4686 * cfghooks.c (duplicate_block): Use get_loop_copy.
4687 * cfg.c: Include cfgloop.h.
4688 (loop_copy): New hash table.
4689 (initialize_original_copy_tables): Initialize loop_copy table.
4690 (free_original_copy_tables): Free loop_copy table.
4691 (copy_original_table_clear, copy_original_table_set,
4692 set_loop_copy, get_loop_copy): New functions.
4693 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4694 * cfgloop.h (struct loop): Remove copy field.
4695 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4696 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4698 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4700 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4701 -msse/-msse2/-msse3.
4703 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4705 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4706 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4708 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4711 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4712 * targhooks.h (default_mangle_decl_assembler_name): Declare
4714 * targhooks.c (default_mangle_decl_assembler_name): Define
4716 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4718 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4719 * langhooks.c (lhd_set_decl_assembler_name): Call
4720 targetm.mangle_decl_assembler_name for names with global scope.
4722 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4724 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4725 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4727 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4728 New. Factored out of i386_pe_encode_section_info.
4729 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4730 Move check for prior decoration of stdcall
4731 symbols to i386_pe_encode_section_info.
4732 (i386_pe_encode_section_info): Adjust call to
4733 gen_stdcall_or_fastcall_suffix. Use
4734 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4735 (i386_pe_mangle_decl_assembler_name): New. Wrap
4736 i386_pe_maybe_mangle_decl_assembler_name.
4738 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4740 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4741 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4742 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4743 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4744 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4747 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4748 Nigel Stephens <nigel@mips.com>
4749 Richard Sandiford <richard@codesourcery.com>
4751 Fix up MIPS16 hard float and add support for complex.
4753 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4754 (TARGET_SOFT_FLOAT_ABI): New.
4755 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4756 __mips_soft_float to reflect the ABI in use, not whether the
4757 FPU is directly accessible (e.g., in MIPS16 mode).
4758 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4759 (UNITS_PER_FPVALUE): Likewise.
4761 * config/mips/mips.c (mips_expand_call): Remove redundant
4762 TARGET_MIPS16 check.
4763 (mips_arg_regno): New.
4764 (function_arg_advance): When setting bits in cum->fp_code for
4765 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4767 (function_arg): Use mips_arg_regno.
4768 (mips_return_mode_in_fpr_p): New.
4769 (mips16_call_stub_mode_suffix): New.
4770 (mips16_cfun_returns_in_fpr_p): New.
4771 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4772 (mips_output_function_prologue): Test mips16_hard_float, not
4773 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4774 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4775 return value into a floating-point register.
4776 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4777 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4778 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4779 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4780 word of double arguments from or to the high bits of 64-bit
4781 floating point registers.
4782 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4783 (mips16_fpret_double): New helper function.
4784 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4785 support for complex modes. Fill in DECL_RESULT for stubdecl.
4786 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4788 * config/mips/mips16.S
4789 (RET, ARG1, ARG2): New.
4790 (MERGE_GPRf, MERGE_GPRt): New.
4791 (DELAYt, DELAYf): New.
4792 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4793 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4794 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4795 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4796 (SFOP): Renamed to...
4797 (OPSF3): This, and macro-ified. Updated all uses.
4798 (SFOP2): Renamed to...
4799 (OPSF2): This, and macro-ified. Updated all uses.
4800 (SFCMP): Renamed to...
4801 (CMPSF): This, and macro-ified. Updated all uses.
4802 (SFREVCMP): Renamed to...
4803 (REVCMPSF): This, and macro-ified. Updated all uses.
4804 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4805 (LDDBL1, LDDBL2, RETDBL): Deleted.
4806 (DFOP): Renamed to...
4807 (OPDF3): This, and macro-ified. Updated all uses.
4808 (DFOP2): Renamed to...
4809 (OPDF2): This, and macro-ified. Updated all uses.
4810 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4811 (DFCMP): Renamed to...
4812 (CMPDF): This, and macro-ified. Updated all uses.
4813 (DFREVCMP): Renamed to...
4814 (REVCMPDF): This, and macro-ified. Updated all uses.
4815 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4816 (RET_FUNCTION): New.
4817 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4818 (__mips16_ret_sc, __mips16_ret_dc): New.
4819 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4820 STUB_ARGS_6, STUB_ARGS_10): New.
4821 (CALL_STUB_NO_RET): New.
4822 (__mips16_call_stub_1): Macro-ified.
4823 (__mips16_call_stub_5): Macro-ified.
4824 (__mips16_call_stub_2): Macro-ified.
4825 (__mips16_call_stub_6): Macro-ified.
4826 (__mips16_call_stub_9): Macro-ified.
4827 (__mips16_call_stub_10): Macro-ified.
4828 (CALL_STUB_RET): New.
4829 (__mips16_call_stub_sf_0): Macro-ified.
4830 (__mips16_call_stub_sf_1): Macro-ified.
4831 (__mips16_call_stub_sf_5): Macro-ified.
4832 (__mips16_call_stub_sf_2): Macro-ified.
4833 (__mips16_call_stub_sf_6): Macro-ified.
4834 (__mips16_call_stub_sf_9): Macro-ified.
4835 (__mips16_call_stub_sf_10): Macro-ified.
4836 (__mips16_call_stub_df_0): Macro-ified.
4837 (__mips16_call_stub_df_1): Macro-ified.
4838 (__mips16_call_stub_df_5): Macro-ified.
4839 (__mips16_call_stub_df_2): Macro-ified.
4840 (__mips16_call_stub_df_6): Macro-ified.
4841 (__mips16_call_stub_df_9): Macro-ified.
4842 (__mips16_call_stub_df_10): Macro-ified.
4843 (__mips16_call_stub_sc_0): New.
4844 (__mips16_call_stub_sc_1): New.
4845 (__mips16_call_stub_sc_5): New.
4846 (__mips16_call_stub_sc_2): New.
4847 (__mips16_call_stub_sc_6): New.
4848 (__mips16_call_stub_sc_9): New.
4849 (__mips16_call_stub_sc_10): New.
4850 (__mips16_call_stub_dc_0): New.
4851 (__mips16_call_stub_dc_1): New.
4852 (__mips16_call_stub_dc_5): New.
4853 (__mips16_call_stub_dc_2): New.
4854 (__mips16_call_stub_dc_6): New.
4855 (__mips16_call_stub_dc_9): New.
4856 (__mips16_call_stub_dc_10): New.
4858 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4859 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4860 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4862 2007-05-23 Ian Lance Taylor <iant@google.com>
4864 * doc/invoke.texi (Invoking GCC): Document that the order of the
4867 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4870 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4871 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4872 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4876 * config/score/score.c (score_print_operand): Make sure that only
4877 lower bits are used.
4879 2007-05-22 Ian Lance Taylor <iant@google.com>
4881 * tree-vrp.c (avoid_overflow_infinity): New static function,
4882 broken out of set_value_range_to_value.
4883 (set_value_range_to_value): Call avoid_overflow_infinity.
4884 (extract_range_from_assert): Likewise.
4886 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4889 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4890 change the type before looking for a COMPOUND_EXPR.
4892 2007-05-22 Ian Lance Taylor <iant@google.com>
4894 * lower-subreg.c (decompose_multiword_subregs): If we change an
4895 insn, call remove_retval_note on it.
4897 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4899 * regs.h (end_hard_regno): New function.
4900 (END_HARD_REGNO, END_REGNO): New macros.
4901 (add_to_hard_reg_set): New function.
4902 (remove_from_hard_reg_set): Likewise.
4903 (in_hard_reg_set_p): Likewise.
4904 (overlaps_hard_reg_set_p): Likewise.
4905 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4906 (note_btr_set): Use END_HARD_REGNO.
4907 * caller-save.c (setup_save_areas): Use end_hard_regno.
4908 (mark_set_regs): Use END_HARD_REGNO.
4909 (add_stored_regs): Use end_hard_regno.
4910 (mark_referenced_regs): Use add_to_hard_reg_set.
4911 * combine.c (update_table_tick): Use END_REGNO.
4912 (record_value_for_reg): Likewise.
4913 (record_dead_and_set_regs): Likewise.
4914 (get_last_value_validate): Likewise.
4915 (use_crosses_set_p): Likewise.
4916 (reg_dead_at_p_1): Likewise.
4917 (reg_dead_at_p): Likewise.
4918 (mark_used_regs_combine): Use add_to_hard_reg_set.
4919 (move_deaths): Use END_HARD_REGNO.
4920 (reg_bitfield_target_p): Use end_hard_regno.
4921 (distribute_notes): Use END_HARD_REGNO.
4922 * cse.c (mention_regs): Use END_REGNO.
4923 (insert): Use add_to_hard_reg_set.
4924 (invalidate): Use END_HARD_REGNO.
4925 (invalidate_for_call): Likewise.
4926 (exp_equiv_p): Use END_REGNO.
4927 (cse_insn): Likewise.
4928 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4929 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4930 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4931 * function.c (keep_stack_depressed): Use end_hard_regno.
4932 * global.c (global_alloc): Use end_hard_regno.
4933 (global_conflicts): Use add_to_hard_reg_set instead of
4935 (find_reg): Likewise.
4936 (mark_reg_store): Likewise.
4937 (mark_reg_conflicts): Likewise.
4938 (mark_reg_death): Use remove_from_hard_reg_set.
4939 (mark_reg_live_nc): Delete.
4940 (set_preference): Use end_hard_regno.
4941 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4942 remove_from_hard_reg_set.
4943 (post_mark_life): Use add_to_hard_reg_set.
4944 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4945 (reg_becomes_live): Use add_to_hard_reg_set.
4946 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4947 (peep2_find_free_register): Use add_to_hard_reg_set.
4948 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4949 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4950 * regrename.c (note_sets): Use add_to_hard_reg_set.
4951 (clear_dead_regs): Use remove_from_hard_reg_set.
4952 (regrename_optimize): Use add_to_hard_reg_set.
4953 (find_oldest_value_reg): Use in_hard_reg_set_p.
4954 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4955 (hard_reg_set_here_p): Use end_hard_regno.
4956 (decompose): Likewise.
4957 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4958 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4959 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4960 (mark_home_live): Use end_hard_regno.
4961 (spill_hard_reg): Likewise.
4962 (clear_reload_reg_in_use): Likewise.
4963 * reorg.c (delete_prior_computation): Use END_REGNO.
4964 * resource.c (update_live_status): Use END_HARD_REGNO.
4965 (mark_referenced_resources): Use add_to_hard_reg_set.
4966 (mark_set_resources): Likewise.
4967 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4968 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4969 (reg_overlap_mentioned_p): Likewise.
4970 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4971 (covers_regno_no_parallel_p): Use END_REGNO.
4972 (find_regno_note): Likewise.
4973 (find_reg_fusage): Use END_HARD_REGNO.
4974 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4975 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4977 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4979 * mode-switching.c (reg_dies): Change type of second argument to
4981 (optimize_mode_switching): Update accordingly.
4983 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4985 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4987 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4988 (hard_reg_set_empty_p): ...these new functions.
4989 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4990 GO_IF_HARD_REG_SUBSET.
4991 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4992 instead of GO_IF_HARD_REG_EQUAL.
4993 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4994 instead of GO_IF_HARD_REG_EQUAL.
4995 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4996 GO_IF_HARD_REG_SUBSET.
4997 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4998 GO_IF_HARD_REG_EQUAL.
4999 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5000 of GO_IF_HARD_REG_SUBSET.
5001 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5002 instead of GO_IF_HARD_REG_EQUAL.
5003 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5004 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5005 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5006 of GO_IF_HARD_REG_SUBSET,
5007 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5008 GO_IF_HARD_REG_SUBSET.
5009 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5010 instead of GO_IF_HARD_REG_EQUAL.
5011 * config/sh/sh.c (push_regs, calc_live_regs): Use
5012 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5013 (hard_regs_intersect_p): Delete.
5015 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5017 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5019 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5020 Richard Henderson <rth@redhat.com>
5022 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5024 (x86_64-*-*): Likewise.
5026 * i386/i386-modes.def (V2QI): New.
5028 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5030 (override_options): Support SSE4.1.
5031 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5032 (IX86_BUILTIN_BLENDPS): Likewise.
5033 (IX86_BUILTIN_BLENDVPD): Likewise.
5034 (IX86_BUILTIN_BLENDVPS): Likewise.
5035 (IX86_BUILTIN_PBLENDVB128): Likewise.
5036 (IX86_BUILTIN_PBLENDW128): Likewise.
5037 (IX86_BUILTIN_DPPD): Likewise.
5038 (IX86_BUILTIN_DPPS): Likewise.
5039 (IX86_BUILTIN_INSERTPS128): Likewise.
5040 (IX86_BUILTIN_MOVNTDQA): Likewise.
5041 (IX86_BUILTIN_MPSADBW128): Likewise.
5042 (IX86_BUILTIN_PACKUSDW128): Likewise.
5043 (IX86_BUILTIN_PCMPEQQ): Likewise.
5044 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5045 (IX86_BUILTIN_PMAXSB128): Likewise.
5046 (IX86_BUILTIN_PMAXSD128): Likewise.
5047 (IX86_BUILTIN_PMAXUD128): Likewise.
5048 (IX86_BUILTIN_PMAXUW128): Likewise.
5049 (IX86_BUILTIN_PMINSB128): Likewise.
5050 (IX86_BUILTIN_PMINSD128): Likewise.
5051 (IX86_BUILTIN_PMINUD128): Likewise.
5052 (IX86_BUILTIN_PMINUW128): Likewise.
5053 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5054 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5055 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5056 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5057 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5058 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5059 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5060 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5061 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5062 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5063 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5064 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5065 (IX86_BUILTIN_PMULDQ128): Likewise.
5066 (IX86_BUILTIN_PMULLD128): Likewise.
5067 (IX86_BUILTIN_ROUNDPD): Likewise.
5068 (IX86_BUILTIN_ROUNDPS): Likewise.
5069 (IX86_BUILTIN_ROUNDSD): Likewise.
5070 (IX86_BUILTIN_ROUNDSS): Likewise.
5071 (IX86_BUILTIN_PTESTZ): Likewise.
5072 (IX86_BUILTIN_PTESTC): Likewise.
5073 (IX86_BUILTIN_PTESTNZC): Likewise.
5074 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5075 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5076 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5077 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5078 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5080 (bdesc_sse_3arg): Likewise.
5081 (bdesc_2arg): Likewise.
5082 (bdesc_1arg): Likewise.
5083 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5085 (ix86_expand_sse_4_operands_builtin): New.
5086 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5087 smaller than 8 bits as the 2nd arg.
5088 (ix86_expand_sse_ptest): New.
5089 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5090 (ix86_expand_vector_set): Support SSE4.1.
5091 (ix86_expand_vector_extract): Likewise.
5093 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5094 __SSE4_1__ for -msse4.1.
5096 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5097 (UNSPEC_INSERTPS): Likewise.
5098 (UNSPEC_DP): Likewise.
5099 (UNSPEC_MOVNTDQA): Likewise.
5100 (UNSPEC_MPSADBW): Likewise.
5101 (UNSPEC_PHMINPOSUW): Likewise.
5102 (UNSPEC_PTEST): Likewise.
5103 (UNSPEC_ROUNDP): Likewise.
5104 (UNSPEC_ROUNDS): Likewise.
5106 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5108 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5109 (const_pow2_1_to_32768_operand): Likewise.
5111 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5114 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5116 (sse4_1_insertps): Likewise.
5117 (*sse4_1_extractps): Likewise.
5118 (sse4_1_ptest): Likewise.
5119 (sse4_1_mulv2siv2di3): Likewise.
5120 (*sse4_1_mulv4si3): Likewise.
5121 (*sse4_1_smax<mode>3): Likewise.
5122 (*sse4_1_umax<mode>3): Likewise.
5123 (*sse4_1_smin<mode>3): Likewise.
5124 (*sse4_1_umin<mode>3): Likewise.
5125 (sse4_1_eqv2di3): Likewise.
5126 (*sse4_1_pinsrb): Likewise.
5127 (*sse4_1_pinsrd): Likewise.
5128 (*sse4_1_pinsrq): Likewise.
5129 (*sse4_1_pextrb): Likewise.
5130 (*sse4_1_pextrb_memory): Likewise.
5131 (*sse4_1_pextrw_memory): Likewise.
5132 (*sse4_1_pextrq): Likewise.
5133 (sse4_1_blendpd): Likewise.
5134 (sse4_1_blendps): Likewise.
5135 (sse4_1_blendvpd): Likewise.
5136 (sse4_1_blendvps): Likewise.
5137 (sse4_1_dppd): Likewise.
5138 (sse4_1_dpps): Likewise.
5139 (sse4_1_movntdqa): Likewise.
5140 (sse4_1_mpsadbw): Likewise.
5141 (sse4_1_packusdw): Likewise.
5142 (sse4_1_pblendvb): Likewise.
5143 (sse4_1_pblendw): Likewise.
5144 (sse4_1_phminposuw): Likewise.
5145 (sse4_1_extendv8qiv8hi2): Likewise.
5146 (*sse4_1_extendv8qiv8hi2): Likewise.
5147 (sse4_1_extendv4qiv4si2): Likewise.
5148 (*sse4_1_extendv4qiv4si2): Likewise.
5149 (sse4_1_extendv2qiv2di2): Likewise.
5150 (*sse4_1_extendv2qiv2di2): Likewise.
5151 (sse4_1_extendv4hiv4si2): Likewise.
5152 (*sse4_1_extendv4hiv4si2): Likewise.
5153 (sse4_1_extendv2hiv2di2): Likewise.
5154 (*sse4_1_extendv2hiv2di2): Likewise.
5155 (sse4_1_extendv2siv2di2): Likewise.
5156 (*sse4_1_extendv2siv2di2): Likewise.
5157 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5158 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5159 (sse4_1_zero_extendv4qiv4si2): Likewise.
5160 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5161 (sse4_1_zero_extendv2qiv2di2): Likewise.
5162 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5163 (sse4_1_zero_extendv4hiv4si2): Likewise.
5164 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5165 (sse4_1_zero_extendv2hiv2di2): Likewise.
5166 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5167 (sse4_1_zero_extendv2siv2di2): Likewise.
5168 (*sse4_1_zero_extendv2siv2di2): Likewise.
5169 (sse4_1_roundpd): Likewise.
5170 (sse4_1_roundps): Likewise.
5171 (sse4_1_roundsd): Likewise.
5172 (sse4_1_roundss): Likewise.
5173 (mulv4si3): Don't expand for SSE4.1.
5174 (smax<mode>3): Likewise.
5175 (umaxv4si3): Likewise.
5176 (uminv16qi3): Likewise.
5177 (umin<mode>3): Likewise.
5178 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5180 * doc/extend.texi: Document SSE4.1 built-in functions.
5182 * doc/invoke.texi: Document -msse4.1.
5184 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5186 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5187 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5188 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5189 (ASM_SPEC): Add asm_pcrel_spec.
5190 (EXTRA_SPECS): Add asm_pcrel_spec.
5192 2007-05-21 David Daney <ddaney@avtrex.com>
5194 * doc/install.texi (Building a cross compiler): Add requirements
5195 for Java cross compiler.
5197 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5200 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5201 Add loopno argument. Use evolution_function_is_invariant_rec_p
5202 instead of evolution_function_is_constant_p.
5203 Update calls to evolution_function_is_affine_multivariate_p.
5204 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5205 Add loopno argument.
5206 * tree-scalar-evolution.c (gather_chrec_stats): Call
5207 evolution_function_is_affine_multivariate_p with a loop
5209 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5210 (analyze_overlapping_iterations): Likewise.
5211 (access_functions_are_affine_or_constant_p): Likewise.
5212 (build_classic_dist_vector_1): If the access functions
5213 are equal, don't do anything.
5215 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5216 Paolo Carlini <pcarlini@suse.de>
5217 Uros Bizjak <ubizjak@gmail.com>
5219 * c-cppbuiltin.c (c_cpp_builtins): Define
5220 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5221 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5222 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5223 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5225 2007-05-21 Mike Stump <mrs@apple.com>
5227 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5229 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5231 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5233 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5234 implementation if __OPTIMIZE__ is not defined.
5235 (_mm_alignr_pi8): Ditto.
5236 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5237 (_mm_inserti_si64): Ditto.
5238 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5239 (_mm_slli_epi16): Ditto.
5240 (_mm_slli_epi32): Ditto.
5241 (_mm_slli_epi64): Ditto.
5242 (_mm_srai_epi16): Ditto.
5243 (_mm_srai_epi32): Ditto.
5244 (_mm_srli_si128): Ditto.
5245 (_mm_slli_si128): Ditto.
5246 (_mm_srli_epi16): Ditto.
5247 (_mm_srli_epi32): Ditto.
5248 (_mm_srli_epi64): Ditto.
5249 (_mm_extract_epi16): Ditto.
5250 (_mm_insert_epi16): Ditto.
5251 (_mm_shufflehi_epi16): Ditto.
5252 (_mm_shufflelo_epi16): Ditto.
5253 (_mm_shuffle_epi32): Ditto.
5254 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5256 (_mm_insert_pi16): Ditto.
5258 (_mm_shuffle_pi16): Ditto.
5260 (_mm_shufle_ps): Ditto.
5261 (_mm_prefetch): Ditto.
5263 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5265 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5266 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5267 * real.c (encode_i370_single, decode_i370_single,
5268 encode_i370_double, decode_i370_double): Functions removed.
5269 (i370_single_format, i370_double_format): Initializations removed.
5270 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5271 Consider the log2_b field to always be one.
5272 (ieee_single_format, mips_single_format, coldfire_single_format,
5273 ieee_double_format, mips_double_format, coldfire_double_format,
5274 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5275 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5276 ibm_extended_format, mips_extended_format, ieee_quad_format,
5277 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5278 decimal_single_format, decimal_double_format, decimal_quad_format,
5279 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5280 initialization of log2_b.
5281 * real.h (i370_single_format, i370_double_format): Declarations
5283 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5284 field to always be one.
5286 2007-05-21 Andreas Schwab <schwab@suse.de>
5288 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5289 NOTE_INSN_BASIC_BLOCK_P.
5290 (process_for_unwind_directive): Likewise.
5292 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5294 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5295 * function.h (struct function): Move va_list_gpr_size,
5296 va_list_fpr_size, function_frequency to front of bitfields. Add
5298 (current_function_calls_unwind_init): New.
5299 * except.c (expand_builtin_unwind_init): Set
5300 current_function_calls_unwind_init not
5301 current_function_has_nonlocal_label.
5302 * reload1.c (has_nonexceptional_receiver): New.
5303 (reload): Use it and current_function_calls_unwind_init to
5304 determine whether call-saved regs must be saved.
5306 2007-05-20 Jan Hubicka <jh@suse.cz>
5308 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5309 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5310 * ddg.c (create_ddg): LIkewise.
5311 * final.c (final): Remove hunk moving line number notes around since
5312 they are no longer present at this stage.
5313 (final_scan_insn): Use NOTE_KIND instead of
5314 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5315 (output_asm_label): Likewise.
5316 * reorg.c (dbr_schedule): Likewise.
5317 * haifa-sched.c (unlink_other_notes): Likewise.
5318 * mode-switching.c (optimize_mode_switching): Likewise.
5319 * graph.c (start_bb): Likewise.
5320 * rtl.def (NOTE): Update description.
5321 * jump.c (squeeze_notes): Delete.
5322 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5323 NOTE_INSN_BASIC_BLOCK_P when possible.
5324 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5325 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5326 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5327 (dwarf2out_var_location): Likewise.
5328 * cfgbuild.c (make_edges): Likewise.
5329 (find_basic_blocks_1): Likewise.
5330 * function.c (reorder_blocks_1): Likewise.
5331 (epilogue_done): Likewise.
5332 (reposition_prologue_and_epilogue_notes): Likewise.
5333 * print-rtl.c (print_rtx): Likewise; drop code for printing
5335 (print_rtl): Likewise.
5336 (print_rtl_single): Likewise.
5337 * gcse.c (insert_insn_start_bb): Likewise.
5338 * alias.c (init_alias_analysis): Likewise.
5339 * calls.c (fixup_tail_calls): Likewise.
5340 * except.c (sjlj_emit_function_enter): Likewise.
5341 * emit-rtl.c (add_insn_after): Likeiwse.
5342 (emit_label_before): Likewise.
5343 (emit_label_after): Likewise.
5344 (emit_note_before, emit_note_after, emit_note): Update
5345 parameter to be enum insn_note; do not deal with source
5347 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5348 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5350 (merge_blocks_move_successor_nojumps): Simplify now when
5351 we don't have BLOCK notes.
5352 (try_optimize_cfg): Likewise.
5353 * cfglayout.c (skip_insns_after_block): Likewise.
5354 (record_effective_endpoints): Likewise.
5355 (duplicate_insn_chain): Likewise.
5356 * varasm.c (output_constant_pool_1): Likewise.
5357 * sched-deps.c (sched_analyze): Likewise.
5358 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5360 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5361 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5362 (SET_INSN_DELETED): Simplify.
5363 (NOTE_LINE_NUMBER): Exterminate.
5364 (NOTE_LINE_KIND): New.
5365 (NOTE_INSN_BASIC_BLOCK_P): Update.
5366 (enum insn_note): Simplify.
5367 (GET_NOTE_INSN_NAME) Simplify.
5368 (emit_note_before, emit_note_after, emit_note): Update prototype.
5369 (squeeze_notes): Remove.
5370 * sched-int.h (NOTE_NOT_BB_P): Update.
5371 * resource.c (mark_target_live_regs): Update.
5372 * sched-rgn.c (debug_dependencies): Update.
5373 * sched-vis.c (print_insn): Update.
5374 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5375 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5376 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5377 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5378 (split_branches): Update.
5379 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5381 (sh_adjust_unroll_max): Exterminate.
5382 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5383 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5384 (m68hc11_reorg): Likewise.
5385 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5386 (emit_predicate_relation_info): Update.
5387 (process_for_unwind_directive): Update.
5388 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5389 (output_call): Update.
5390 * config/pa/pa.c (output_lbranch): Update.
5391 (output_millicode_call): Update.
5392 (output_call): Update.
5393 (pa_combine_instructions): Update.
5394 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5395 * config/bfin/bfin.c (gen_one_bundle): Update.
5396 * cfgrtl.c (can_delete_note_p): Update.
5397 (delete_insn): Update.
5398 (rtl_merge_blocks): Update.
5399 (commit_one_edge_insertion): Update.
5400 (rtl_verify_flow_info): Update.
5401 * stmt.c (expand_case): Do not call squeeze_notes.
5403 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5410 * c.opt (Wtype-limits): New.
5411 * doc/invoke.texi (Wtype-limits): Document it.
5412 (Wextra): Enabled by -Wextra.
5413 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5414 * c-common.c (shorten_compare): Warn with Wtype-limits.
5416 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5418 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5419 inlined function, not as a macro.
5420 (_mm_alignr_pi8): Ditto.
5421 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5422 (_mm_inserti_si64): Ditto.
5423 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5424 (_mm_extract_epi16): Ditto.
5425 (_mm_insert_epi16): Ditto.
5426 (_mm_shufflehi_epi16): Ditto.
5427 (_mm_shufflelo_epi16): Ditto.
5428 (_mm_shuffle_epi32): Ditto.
5429 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5430 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5432 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5434 (_m_to_float): Use C89 compatible assignment.
5436 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5439 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5441 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5444 * doc/invoke.texi (Wreturn-type): Complete description.
5445 (Wextra): Delete item about return-type warning.
5446 * c-decl.c: Delete redundant Wextra warning.
5448 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5451 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5452 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5453 inlined function, not as a macro.
5454 (_mm_prefetch): Ditto.
5456 (_mm_insert_pi16): Ditto.
5458 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5459 (_m_pshufw): Ditto. Add const to __N argument.
5460 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5461 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5462 (_mm_slli_epi32): Ditto.
5463 (_mm_srli_si128): Implement as always inlined function, not as a
5464 macro. Add __inline to function declaration.
5465 (_mm_slli_si128): Ditto.
5467 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5469 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5470 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5472 (struct fenv): New structure.
5473 (FP_HANDLE_EXCEPTIONS): New define.
5474 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5475 (_FP_DECL_EXP): New define.
5476 (FP_INIT_ROUNDMODE): New define.
5477 (FP_ROUNDMODE): New define.
5479 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5481 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5482 (Wconversion): Update description.
5483 (Wconversion-sign): New.
5484 * c.opt (Wconversion-sign): New.
5485 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5486 means disabled for C++. Otherwise, take the status of Wconversion.
5487 * c-common.c (conversion_warning): Warn with either Wconversion or
5489 (warnings_for_convert_and_check): Conditions are already checked by
5491 (convert_and_check): Don't check warnings if the conversion failed.
5493 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5494 Anatoly Sokolov <aesok@dol.ru>
5496 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5497 avr_epilogue_uses) : Add declaration.
5498 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5499 * config/avr/constraints.md (R): New constraint.
5500 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5501 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5502 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5503 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5504 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5505 call_prologue_saves, epilogue_restores, return_from_epilogue,
5506 return_from_main_epilogue, return_from_interrupt_epilogue,
5507 return_from_naked_epilogue, prologue, epilogue): New patterns.
5508 (jump): Handle symbol reference.
5509 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5510 avr_output_function_prologue, avr_output_function_epilogue): Remove
5512 (avr_init_machine_status, expand_prologue, expand_epilogue,
5513 avr_asm_function_end_prologue, avr_epilogue_uses,
5514 avr_asm_function_begin_epilogue): New functions.
5515 (prologue_size, epilogue_size, jump_tables_size): Remove global
5517 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5518 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5519 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5520 (avr_override_options): Initialise init_machine_status.
5521 (output_movhi): Handle all stack pointer loads.
5522 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5523 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5524 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5525 (EPILOGUE_USES) Redefine.
5526 (machine_function) Declare.
5528 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5530 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5531 Use a single return statement.
5533 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5536 * builtins.c (do_mpfr_lgamma_r): New.
5537 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5538 * tree.h (CASE_FLT_FN_REENT): New.
5540 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5542 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5543 (output_die): Use 'unsigned long' with %x.
5544 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5545 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5546 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5548 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5550 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5555 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5556 true if function has no argument.
5558 2007-05-18 DJ Delorie <dj@redhat.com>
5560 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5561 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5563 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5565 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5566 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5567 count_trailing_zeros.
5568 (__i386__): Implement count_leading_zeros using __builtin_clz().
5569 Implement count_trailing_zeros usign __builtin_ctz().
5571 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5573 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5575 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5578 * expr.c (emit_move_change_mode): Change mode of push operands here.
5580 2007-05-17 Ian Lance Taylor <iant@google.com>
5582 PR tree-optimization/31953
5583 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5585 (set_value_range_to_null): Call set_value_range_to_value.
5586 (extract_range_from_comparison): Likewise.
5588 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5590 * toplev.c (print_version): Output GMP/MPFR version info.
5592 * builtins.c (CASE_MATHFN_REENT): New macro.
5593 (mathfn_built_in): Use it.
5594 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5595 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5596 BUILT_IN_LGAMMAL_R): New.
5597 * doc/extend.texi: Document new builtins.
5600 * builtins.c (do_mpfr_remquo): New.
5601 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5602 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5605 * builtins.c (fold_builtin_1): Handle y0, y1.
5606 (fold_builtin_2): Handle yn.
5609 * builtins.c (do_mpfr_bessel_n): New.
5610 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5611 (fold_builtin_2): Handle BUILT_IN_JN.
5613 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5616 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5617 TYPE_PRECISION (intmax_type_node).
5619 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5622 * reload.c (subst_reloads): Remove checking.
5624 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5626 PR rtl-optimization/31691
5627 * combine.c (simplify_set): Build a new src pattern instead of
5628 substituting its operands in the COMPARE case.
5630 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5632 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5633 (execute_vrp): Preserve loops through jump threading.
5634 * tree-ssa-threadupdate.c (thread_single_edge,
5635 dbds_continue_enumeration_p, determine_bb_domination_status,
5636 thread_through_loop_header): New functions.
5637 (create_edge_and_update_destination_phis,
5638 create_edge_and_update_destination_phis): Set loops for the new blocks.
5639 (prune_undesirable_thread_requests): Removed.
5640 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5642 (thread_block): Do not call prune_undesirable_thread_requests.
5644 (mark_threaded_blocks): Select edges to thread here.
5645 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5646 Thread edges through loop headers independently.
5647 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5648 * tree-pass.h (TODO_mark_first_instance): New.
5649 (first_pass_instance): Declare.
5650 * cfghooks.c (duplicate_block): Put the block to the original loop
5651 if copy is not specified.
5652 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5653 jump threading. Pass may_peel_loop_headers to
5654 thread_through_all_blocks according to first_pass_instance.
5655 * cfgloop.h (create_preheader): Declare.
5656 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5657 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5658 * passes.c (first_pass_instance): New variable.
5659 (next_pass_1): Set TODO_mark_first_instance.
5660 (execute_todo): Set first_pass_instance.
5662 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5664 PR tree-optimization/24659
5665 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5666 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5667 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5668 OTI_vec_pack_ufix_trunc.
5669 (vec_unpacks_float_hi_optab): Define new macro.
5670 (vec_unpacks_float_lo_optab): Ditto.
5671 (vec_unpacku_float_hi_optab): Ditto.
5672 (vec_unpacku_float_lo_optab): Ditto.
5673 (vec_pack_sfix_trunc_optab): Ditto.
5674 (vec_pack_ufix_trunc_optab): Ditto.
5675 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5676 and vec_pack_[s|u]fix_trunc_optab using
5677 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5678 * tree-vectorizer.c (supportable_widening_operation): Handle
5679 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5680 (supportable_narrowing_operation): New function.
5681 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5682 * tree-vect-transform.c (vectorizable_conversion): Handle
5683 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5684 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5685 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5686 to check for target support.
5687 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5688 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5689 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5690 for VEC_PACK_FIX_TRUNC_EXPR.
5691 (expand_binop): Special case mode of the result for
5692 vec_pack_[u|s]fix_trunc_optab.
5693 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5694 vec_pack_[u|s]fix_trunc_optab.
5696 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5697 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5698 * tree-pretty-print.c (dump_generic_node): Handle
5699 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5700 VEC_PACK_FIX_TRUNC_EXPR.
5702 * expr.c (expand_expr_real_1): Ditto.
5703 * tree-inline.c (estimate_num_insns_1): Ditto.
5704 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5706 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5707 (vec_unpacks_float_lo_v8hi): Ditto.
5708 (vec_unpacku_float_hi_v8hi): Ditto.
5709 (vec_unpacku_float_lo_v8hi): Ditto.
5710 (vec_unpacks_float_hi_v4si): Ditto.
5711 (vec_unpacks_float_lo_v4si): Ditto.
5712 (vec_pack_sfix_trunc_v2df): Ditto.
5714 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5716 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5717 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5718 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5719 [vec_pack_ufix_trunc]: Ditto.
5720 [vec_unpacks_float_hi]: Ditto.
5721 [vec_unpacks_float_lo]: Ditto.
5722 [vec_unpacku_float_hi]: Ditto.
5723 [vec_unpacku_float_lo]: Ditto.
5725 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5727 * soft-fp/README: Update for new files.
5728 * soft-fp/floattisf.c: New file.
5729 * soft-fp/floattidf.c: New file.
5730 * soft-fp/floattitf.c: New file.
5731 * soft-fp/floatuntisf.c: New file.
5732 * soft-fp/floatuntidf.c: New file.
5733 * soft-fp/floatuntitf.c: New file.
5734 * soft-fp/fixsfti.c: New file.
5735 * soft-fp/fixdfti.c: New file.
5736 * soft-fp/fixtfti.c: New file.
5737 * soft-fp/fixunssfti.c: New file.
5738 * soft-fp/fixunsdfti.c: New file.
5739 * soft-fp/fixunstfti.c: New file.
5740 * soft-fp/extendxftf.c: New file.
5741 * soft-fp/trunctfxf.c: New file.
5743 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5744 (__trunctfxf2): Ditto.
5746 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5747 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5748 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5749 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5750 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5751 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5753 * config/i386/t-fprules-softfp64: New file.
5754 * config/i386/sfp-machine.h: New file.
5755 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5756 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5757 and soft-fp/t-softfp to tmake_file.
5758 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5759 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5761 * config/i386/t-linux64 (softfp_wrap_start): New.
5762 (softfp_wrap_end): New.
5763 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5764 supported for TARGET_64BIT.
5766 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5768 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5769 c_common_unsigned_type behavior.
5771 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5773 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5776 2007-05-16 Eric Christopher <echristo@apple.com>
5778 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5779 saving after stack push. Set sp_offset whenever we push.
5780 (rs6000_emit_epilogue): Move altivec register restore before
5783 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5785 * configure.ac: Allow sysroots to be relocated under $prefix as
5786 well as $exec_prefix.
5787 * configure: Regenerate.
5789 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5793 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5795 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5796 (gcc_tooldir): Likewise.
5797 * configure: Regenerate.
5798 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5799 old configure.ac gcc_tooldir setting.
5800 (prefix_to_exec_prefix): New variable.
5801 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5802 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5804 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5806 * c-typeck.c (build_binary_op): Return early for error.
5808 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5810 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5811 struct nb_iter_bound.
5812 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5813 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5814 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5815 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5816 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5817 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5818 (del_scev_info): Use ggc_free.
5819 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5820 * loop-init.c: Include ggc.h.
5821 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5822 (loop_optimizer_finalize): Use ggc_free.
5823 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5824 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5825 pass_iv_optimize): Add TODO_ggc_collect.
5826 * function.h (struct function): Remove skip marker from
5828 * cfgloop.c: Include ggc.h.
5829 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5831 (establish_preds): Vector superloops is gc allocated.
5832 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5834 (flow_loops_find): Vector larray is gc allocated.
5835 (loop_exit_free): Use ggc_free.
5836 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5837 that head of exits list is now not a part of struct loop.
5838 (record_loop_exits): Allocate exits table in gc memory.
5839 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5840 that head of exits list is now not a part of struct loop.
5841 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5842 struct loop_exit): Add GTY marker.
5843 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5844 Add skip marker to aux field. Make head of exits list a separate
5846 (struct loops): Add GTY marker. Make larray vector gc allocated.
5847 Add param marker to exits table.
5848 (get_loops): Type changed.
5849 * Makefile.in (tree-scalar-evolution.o): Add
5850 gt-tree-scalar-evolution.h dependency.
5851 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5852 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5853 * basic-block.h (struct basic_block_def): Remove skip marker from
5856 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5858 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5859 of 0 in the call to expand_expr().
5860 (expand_builtin_mathfn_3): Ditto.
5861 (expand_builtin_interclass_mathfn): Ditto.
5862 (expand_builtin_cexpi): Ditto.
5863 (expand_builtin_int_roundingfn): Ditto.
5864 (expand_builtin_int_roundingfn_2): Ditto.
5865 (expand_builtin_pow): Ditto.
5866 (expand_builtin_powi): Ditto.
5867 (expand_builtin_bswap): Ditto.
5868 (expand_builtin_unop): Ditto.
5869 (expand_builtin_fabs): Ditto.
5870 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5871 the call to expand_expr().
5872 (expand_builtin_sync_operation): Ditto.
5873 (expand_builtin_compare_and_swap): Ditto.
5874 (expand_builtin_lock_test_and_set): Ditto.
5875 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5876 instead of 0 in the call to expand_expr().
5877 (expand_builtin_extract_return_addr): Ditto.
5878 (expand_builtin_eh_return): Ditto.
5879 (expand_eh_return): Ditto.
5880 * explow.c (expr_size): Ditto.
5881 * expr.c (optimize_bitfield_assignment_op): Ditto.
5882 (expand_assignement): Ditto.
5883 (store_expr): Ditto.
5884 (store_field): Ditto.
5885 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5886 the call to expand_expr().
5887 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5888 in the call to expand_expr().
5889 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5890 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5891 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5893 * optabs.c (expand_vec_shift_expr): Ditto.
5894 (expand_vec_cond_expr): Ditto.
5895 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5896 call to expand_expr().
5897 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5898 in the call to expand_expr().
5900 2007-05-14 Dave Korn <dave.korn@artimi.com>
5902 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5904 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5906 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5907 instead of c_common_unsigned_type.
5908 (c_common_unsigned_type): Remove.
5909 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5910 c_common_unsigned_type.
5911 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5912 c_common_unsigned_type.
5913 * c-common.h (c_common_unsigned_type): Remove.
5914 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5915 c_common_unsigned_type.
5916 * c-format.c (check_format_types): Use unsigned_type_for instead of
5917 c_common_unsigned_type.
5918 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5919 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5920 of c_common_unsigned_type.
5921 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5922 lang_hooks.types.unsigned_type.
5923 * expmed.c (make_tree): Use unsigned_type_for instead of
5924 lang_hooks.types.unsigned_type.
5925 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5926 lang_hooks.types.unsigned_type.
5927 (build_range_check): Likewise.
5928 (fold_unary): Likewise.
5929 (fold_binary): Likewise.
5930 (fold_ternary): Likewise.
5931 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5932 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5933 * tree.c (get_unsigned_type): New.
5934 (unsigned_type_for): Use get_unsigned_type instead of
5935 lang_hooks.types.unsigned_type.
5937 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5939 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5940 to m68k_get_function_kind. Update its prototype.
5941 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5943 (m68k_interrupt_function_p): Return enum m68k_function_type
5944 instead of bool. Rename to m68k_get_function_kind.
5945 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5947 (m68k_compute_frame_layout): Don't mark any register for save
5948 if an interrupt_thread attribute is specified.
5949 (m68k_hard_regno_rename_ok): Update a use of
5950 m68k_interrupt_function_p.
5951 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5952 m68k_interrupt_function_p.
5953 (m68k_function_type): New.
5954 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5955 for a function with an interrupt_thread attribute.
5956 * doc/extend.texi: Document the interrupt_thread attribute.
5958 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5960 Fix PR tree-optimization/31911
5961 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5962 if they didn't change the expression.
5964 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5966 * tree-scalar-evolution.c (resolve_mixers): Exported.
5967 * tree-scalar-evolution.h (resolve_mixers): Declare.
5968 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5969 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5970 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5971 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5972 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5973 strip_conversion, analyze_offset_expr, address_analysis,
5974 object_analysis, analyze_offset): Removed.
5975 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5976 split_constant_offset, canonicalize_base_object_address,
5977 object_address_invariant_in_loop_p, disjoint_objects_p,
5978 dr_may_alias_p, dr_address_invariant_p): New functions.
5979 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5980 and dr_analyze_alias.
5981 (initialize_data_dependence_relation): Use dr_may_alias_p
5982 and object_address_invariant_in_loop_p.
5983 (compute_self_dependence): Handle the case when
5984 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5985 (find_data_references_in_stmt): Restrict the analysis of data
5986 references to the given loop nest.
5987 (find_data_references_in_loop): Made static. Pass loop nest to
5988 find_data_references_in_stmt.
5989 (compute_data_dependences_for_loop): Use DR_VOPS.
5990 (free_data_ref): Free DR_VOPS.
5991 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5992 (struct innermost_loop_behavior): ... new.
5993 (struct base_object_info): Replaced by ...
5994 (struct indices): ... new.
5995 (struct dr_alias): New.
5996 (enum data_ref_type): Removed.
5997 (struct data_reference): Consist of struct innermost_loop_behavior,
5998 struct indices and struct dr_alias.
5999 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6000 (DR_MEMTAG): Renamed to ...
6001 (DR_SYMBOL_TAG): ... this.
6002 (find_data_references_in_loop): Declaration removed.
6003 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6004 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6005 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6006 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6008 2007-05-13 Revital Eres <eres@il.ibm.com>
6010 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6011 which walks virtual def-use chains to find redundant stores.
6012 (dse_optimize_stmt): Call it.
6014 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6016 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6017 * passes.c (init_optimization_passes): Move pass_jump_bypass
6020 * basic-block.h (bb_has_eh_pred): Fix style issue.
6022 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6024 PR rtl-optimization/31848
6025 * loop-invariant.c (move_invariant_reg): If we move an insn
6026 with a REG_EQUAL note, and that insn is not always executed,
6027 remove the REG_EQUAL note.
6029 2007-05-12 Richard Guenther <rguenther@suse.de>
6031 PR tree-optimization/31797
6032 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6033 propagate into a stmt that has volatile ops.
6035 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6037 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6038 (gcc_tooldir): Likewise.
6039 * configure: Regenerate.
6040 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6041 old configure.ac gcc_tooldir setting.
6042 (prefix_to_exec_prefix): New variable.
6043 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6044 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6046 2007-05-11 Silvius Rus <rus@google.com>
6048 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6049 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6050 * c-common.h (strict_aliasing_warning): Change return type.
6051 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6052 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6053 (build_c_cast): Condition call to strict_aliasing_warning.
6054 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6055 * flags.h (set_Wstrict_aliasing): Declare.
6056 * opts.c (set_Wstrict_alising): Define, add call to.
6057 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6058 * tree-ssa-alias-warnings.c: New file.
6059 * tree-ssa-alias.c (compute_may_aliases): Add call to
6060 strict_aliasing_warning_backend.
6062 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6064 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6065 Use loop_depth and loop_outer accessor functions.
6066 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6067 determine_invariantness_stmt, move_computations_stmt): Ditto.
6068 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6069 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6070 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6071 * tree-scalar-evolution.c (interpret_loop_phi,
6072 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6073 instantiate_parameters_1, scev_const_prop): Ditto.
6074 * cfghooks.c (make_forwarder_block): Ditto.
6075 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6076 * modulo-sched.c (loop_canon_p): Ditto.
6077 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6078 slpeel_can_duplicate_loop_p): Ditto.
6079 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6080 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6081 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6082 cancel_loop, verify_loop_structure): Ditto.
6083 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6084 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6085 superloops vector instead of "pred" array.
6086 (establish_preds): Take father loop as an argument. Initialize the
6088 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6089 Do not initialize loop->outer.
6090 (flow_loop_tree_node_remove): Truncate the superloops vector.
6091 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6092 "pred" merged to "superloops" vector.
6093 (loop_depth, loop_outer): New.
6094 (fel_init): Use loop_outer.
6096 2007-05-11 Jan Hubicka <jh@suse.cz>
6098 * cgraphunit.c: Include gt-cgraphunit.h
6099 (static_ctors, static_dtors): New static vars.
6100 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6101 based on implementation in c-common.c
6102 (cgraph_finalize_function): Call record_cdtor_fn.
6103 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6104 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6105 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6106 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6107 build_cdtor, c_build_cdtor_fns): Remove.
6108 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6109 c_build_cdtor_fns): Remove prototype.
6111 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6114 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6115 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6116 * builtins.c (fold_builtin_memchr): New.
6117 (expand_builtin_memchr): Call the latter.
6118 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6119 * doc/extend.texi ([Other built-in functions provided by GCC]):
6122 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6124 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6125 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6126 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6127 PFPO_OP1_TYPE_SHIFT): Constants added.
6128 (DFP_ALL): Mode macro defined.
6129 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6130 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6131 Insn definitions added.
6132 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6133 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6136 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6138 PR tree-optimization/31885
6139 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6140 NULL_TREE to be undetermined.
6141 (automatically_generated_chrec_p): Return false for NULL.
6143 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6145 * config/bfin/bfin.h (MOVE_RATIO): Define.
6147 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6149 * config.gcc (sparc-wrs-vxworks): New target.
6150 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6151 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6152 * config/sparc/sparc.h: Include vxworks-dummy.h.
6153 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6154 include LABEL_REFs too.
6155 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6156 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6158 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6160 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6161 (sparc_emit_call_insn): New function.
6162 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6163 functions when generating VxWorks PIC.
6164 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6165 (call, call_value): Use sparc_emit_call_insn instead of
6168 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6170 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6172 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6174 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6175 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6176 split_double instead of operand_subword.
6178 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6180 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6181 * config/bfin/bfin.c (bfin_local_alignment): New function.
6182 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6184 2007-05-08 Chao-ying Fu <fu@mips.com>
6186 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6187 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6188 (smsub_widen_optab, umsub_widen_optab): Define.
6189 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6191 * genopinit.c (optabs): Fill in smsub_widen_optab and
6193 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6194 and umsub_widen_optab to implement multiply-subtract sequences.
6195 * config/mips/mips.md (*msac<u>_di): Rename to...
6196 (<u>msubsidi4): ...this. Extend condition to include
6197 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6198 of operand 0 to "ka" and use the three-operand form of msub<u>
6200 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6203 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6205 PR rtl-optimization/28011
6206 * reload.c (push_reload): Set dont_share if IN appears in OUT
6207 also when IN is a PLUS rtx.
6208 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6211 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6213 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6214 call unshare_all_decls.
6215 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6216 (unshare_all_decls): Remove.
6218 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6221 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6224 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6225 Nigel Stephens <nigel@mips.com>
6227 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6228 Update comments and all uses.
6229 (MIN_FPRS_PER_FMT): Define.
6230 * config/mips/mips.c (function_arg): Fix to correctly handle
6231 the -mips32r2 -mfp64 -mabi=32 case.
6232 (override_options): Enable use of odd-numbered registers for
6233 SFmode values on MIPS32.
6234 (mips_save_reg_p): Save whole floating-point register pair if
6235 either half is used.
6236 (compute_frame_size): Fix comment.
6238 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6240 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6241 argument of type bool.
6242 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6243 argument. Safely select temporary P register according to it.
6244 (do_link): Change call site of add_to_reg accordingly.
6245 (do_unlink): Add epilogue_p as a fourth argument and pass it
6247 (expand_interrupt_handler_epilogue): Change call of do_unlink
6249 (bfin_expand_prologue): Add a third argument sibcall_p.
6250 * config/bfin/bfin.md (epilogue): Change call of
6251 bfin_expand_epilogue accordingly.
6252 (sibcall_epilogue): Likewise.
6253 (eh_return_internal): Likewise.
6255 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6256 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6257 * config/bfin/bfin.c (bfin_handle_option): Handle
6258 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6259 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6260 Support bf534, bf536 and bf561.
6261 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6263 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6266 * config/i386/i386.c (ix86_function_regparm): Process local
6267 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6269 2007-05-07 Mike Stump <mrs@apple.com>
6271 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6272 also checks for and while statements in C++.
6274 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6276 * gcc.c (at_file_supplied): New variable.
6277 (main): Set it if we expanded argv.
6278 (do_spec_1): Pass an @-file to the linker if we were called with
6279 an @-file argument and HAVE_GNU_LD.
6280 * collect2.c (at_file_supplied): New variable.
6281 (response_file): New variable.
6282 (collect_exit): Unlink response_file if necessary.
6283 (handler): Likewise.
6284 (do_wait): Likewise.
6285 (main): Set at_file_supplied if we expanded argv.
6286 (collect_execute): Pass an @-file to subprocesses if we were called
6287 with an @-file argument.
6288 * configure.ac: Add define for HAVE_GNU_LD.
6289 * configure: Regenerate.
6290 * config.in: Regenerate.
6292 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6294 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6300 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6302 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6303 (TARGET_ENCODE_SECTION_INFO): Re-define.
6304 (m32c_encode_section_info): New
6305 (function_vector_handler): New
6306 (current_function_special_page_vector): New
6307 (m32c_special_page_vector_p): New.
6308 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6310 * config/m32c/jump.md: Added instruction JSRS for functions
6311 with attribute "function_vector".
6312 * doc/extend.texi (function_vector): Added description
6313 for M16C, M32C targets.
6315 2007-05-07 DJ Delorie <dj@redhat.com>
6318 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6319 ashrpsi3, lshrpsi3): Update shift count constraint.
6321 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6322 Nathan Froyd <froydnj@codesourcery.com>
6325 * c-incpath.c (add_path): Strip trailing path separators.
6327 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6329 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6330 Free dominance info before purging EH edges.
6331 (eliminate_degenerate_phis): Likewise.
6332 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6334 2007-05-07 Jan Hubicka <jh@suse.cz>
6336 * gimplify.c (gimplify_expr): Do not crash when folding
6337 (void *)(int)&a + 4.
6339 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6342 * c-opts.c (lang_fortran): Make it non static.
6343 * c-common.h (lang_fortran): New prototype.
6344 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6345 -lang-fortran option was passed by the driver.
6347 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6349 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6350 of ASSERT_CHECKING. Tweak message.
6352 2007-05-06 Revital Eres <eres@il.ibm.com>
6355 * loop-unroll.c (insert_var_expansion_initialization):
6356 Initialize the expansions with -zero instead of +zero.
6358 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6360 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6361 into pic and non-pic versions. Mark r19 as used for
6362 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6363 for tgd_load, tld_load and tie_load .
6364 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6365 version of tgd_load, tld_load and tie_load depending on the
6368 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6369 Jakub Jelinek <jakub@redhat.com>
6371 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6372 (__do_global_dtors_aux): Use more paranoid loop to run
6373 destructors if HIDDEN_DTOR_LIST_END.
6374 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6376 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6378 * varasm.c (align_variable): Don't increase alignment for
6379 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6380 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6382 2007-05-04 Josh Conner <jconner@apple.com>
6384 * basic-block.h (cdi_direction): Assign values to all enumeration
6386 (dom_computed): Remove.
6387 (dom_info_state): New.
6388 (set_dom_info_availability): New.
6389 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6390 walk_data.dom_direction.
6391 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6392 instead of dom_computed[].
6393 (split_edge): Likewise.
6394 (create_basic_block): Likewise.
6395 (merge_blocks): Likewise.
6396 * ifcvt.c (find_if_header): Likewise.
6397 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6398 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6399 * tree-ssa.c (verify_ssa): Likewise.
6400 * tree-cfg.c (tree_verify_flow_info): Likewise.
6401 (remove_edge_and_dominated_blocks): Likewise.
6402 * dominance.c (dom_computed): Make static.
6403 (calc_dfs_tree_nonrec): Change third param to a bool.
6404 (calc_dfs_tree): Change second param to a bool.
6405 (calc_idioms): Change second param to a bool. Use
6406 dom_convert_dir_to_idx.
6407 (init_dom_info): Validate dir before using.
6408 (dom_convert_dir_to_idx): New.
6409 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6410 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6411 (free_dominance_info): Use dom_convert_dir_to_idx.
6412 (get_immediate_dominator): Likewise.
6413 (set_immediate_dominator): Likewise.
6414 (get_dominated_by): Likewise.
6415 (redirect_immediate_dominators): Likewise.
6416 (nearest_common_denominator): Likewise.
6417 (dominated_by_p): Likewise.
6418 (bb_dom_dfs_in): Likewise.
6419 (bb_dom_dfs_out): Likewise.
6420 (recount_dominator): Likewise.
6421 (iterate_fix_dominators): Likewise.
6422 (add_to_dominance_info): Likewise.
6423 (delete_from_dominance_info): Likewise.
6424 (first_dom_son): Likewise.
6425 (next_dom_son): Likewise.
6426 (dom_info_available_p): Likewise.
6427 (dom_info_state): New.
6428 (set_dom_info_availability): New.
6430 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6432 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6434 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6436 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6438 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6439 (subdi3, subdi_carry): Delete.
6441 2007-05-04 Jan Hubicka <jh@suse.cz>
6442 Richard Guenther <rguenther@suse.de>
6444 * opts.c (decode_options): Do not fiddle with inlining
6445 parameters in case of optimizing for size.
6446 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6447 for size do nothing.
6448 (cgraph_decide_inlining_of_small_function): When optimizing for
6449 size never inline functions increasing caller size.
6450 (cgraph_early_inlining): Inline for size when optimizing for size.
6452 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6454 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6455 logical operations piecewise.
6456 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6457 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6458 subdi_sesidi_di): Delete.
6459 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6460 the generated sequence. Allow three-reg add in constraints. Rewrite
6461 the rtl expression for carry to avoid zero_extend of a constant.
6462 (sub_with_carry): New pattern.
6463 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6464 different sequence not involving jumps.
6465 (notbi): Now a named pattern.
6467 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6469 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6470 Add the note about a significant loss of accuracy of some
6471 mathematical routines when these options are used.
6473 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6475 * haifa-sched.c (rtx_vec_t): New typedef.
6476 (contributes_to_priority_p): Extract piece of priority () into new
6478 (priority): Use the function. Add assertion.
6479 (rank_for_schedule, set_priorities): Add assertion to check that
6480 insn's priority is initialized.
6481 (clear_priorities, calc_priorities): Change signature. Make it update
6482 all relevant insns. Update all callers ('add_to_speculative_block ()'
6483 and 'create_block_check_twin ()').
6484 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6485 Add new field 'priority_status'.
6486 (INSN_PRIORITY_STATUS): New macro.
6487 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6489 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6491 * sched-ebb.c (debug_ebb_dependencies): New static function.
6492 (init_ready_list): Use it.
6494 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6495 with changed signature and 'debug_rgn_dependencies ()'.
6496 (debug_rgn_dependencies): New static function.
6497 (init_ready_list): Use it.
6499 * sched-int.h (debug_dependencies): Declare.
6501 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6503 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6505 2007-05-04 Dirk Mueller <dmueller@suse.de>
6507 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6509 2007-05-03 Jan Hubicka <jh@suse.cz>
6511 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6512 ((T1)X op (T1)Y), for pointer type in more cases than before.
6514 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6516 * tree-object-size.c (plus_expr_object_size): When operand size is
6517 unknown, return unknown.
6519 2007-05-03 Dirk Mueller <dmueller@suse.de>
6521 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6523 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6526 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6528 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6530 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6532 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6534 * config/soft-fp/double.h, config/soft-fp/extended.h,
6535 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6536 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6537 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6538 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6541 2007-05-03 Ian Lance Taylor <iant@google.com>
6543 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6544 MASK_PPC_GFXOPT for 8540 or 8548.
6546 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6548 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6549 vect_print_dump_info() to output debug information.
6551 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6554 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6555 operands of size 2 when operand is not MEM_P.
6557 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6559 PR tree-optimization/30565
6560 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6562 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6564 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6565 (umulsi3_highpart): Use them.
6566 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6567 for final accumulator to D regisster tranfser.
6569 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6571 PR tree-optimization/31699
6572 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6574 (vect_enhance_data_refs_alignment): Compute peel amount using
6575 TYPE_VECTOR_SUBPARTS instead of vf.
6576 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6578 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6581 * system.h: Remove inclusion of double-int.h
6582 * tree.h: Include double-int.h
6583 * gengtype.c: Likewise
6584 * cfgloop.h: Likewise
6585 * Makefile.in: Adjust dependencies on double-int.h
6587 2007-05-02 Eric Christopher <echristo@apple.com>
6589 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6590 -shared to -Zdynamiclib.
6592 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6595 * c-common.c (strip_pointer_or_array_types): New function.
6596 * c-common.h (strip_pointer_or_array_types): New function declaration.
6598 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6600 PR tree-optimization/31771
6601 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6603 2007-05-02 Paul Brook <paul@codesourcery.com>
6605 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6607 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6610 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6613 2007-05-02 Nick Clifton <nickc@redhat.com>
6615 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6617 2007-05-02 Richard Guenther <rguenther@suse.de>
6619 PR tree-optimization/31146
6620 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6621 argument, single_use_p. If we have a single use that is
6622 a conversion to the definition rhs type, propagate that rhs.
6623 (forward_propagate_addr_expr): Pass single_use_p argument
6624 to forward_propagate_addr_expr_1.
6626 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6628 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6631 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6633 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6634 'AMD Family 10 core'.
6636 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6638 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6639 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6640 with SSE3 instruction set support.
6641 * doc/invoke.texi: Likewise.
6643 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6645 * config/i386/i386.c (override_options): Tuning 32-byte loop
6646 alignment for amdfam10 architecture. Increasing the max loop
6647 alignment to 24 bytes.
6649 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6651 * config/m68k/constraints.md: New.
6652 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6653 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6654 EXTRA_CONSTRAINT): Remove.
6655 * config/m68k/m68k.md: Include constraints.md.
6656 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6658 2007-05-01 Ian Lance Taylor <iant@google.com>
6660 PR tree-optimization/31739
6661 * tree-vrp.c (vrp_val_is_max): New static function.
6662 (vrp_val_is_min): New static function.
6663 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6665 (set_value_range): Use vrp_val_is_{max,min}.
6666 (extract_range_from_assert): Likewise.
6667 (extract_range_from_binary_expr): Likewise.
6668 (extract_range_from_unary_expr): Likewise.
6669 (dump_value_range, vrp_meet): Likewise.
6670 (vrp_visit_phi_node): Likewise.
6671 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6673 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6675 * config/i386/gmon-sol2.c (size_t): New type.
6676 (intptr_t): Likewise.
6677 (s_textsize): Declare as size_t.
6679 (monstartup): Use size_t for sizes.
6680 (_mcount): Save and restore registers.
6681 (internal_mcount): Pass 0 as the first argument to monstartup
6683 (moncontrol): Convert pointer to appropriately sized integer
6684 before passing to profil.
6686 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6688 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6689 __NO_FPRS__, not just if _SOFT_DOUBLE.
6690 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6691 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6692 also for E500 double.
6693 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6694 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6697 2007-05-01 Richard Guenther <rguenther@suse.de>
6699 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6702 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6704 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6706 2007-05-01 Jan Hubicka <jh@suse.cz>
6708 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6711 2007-05-01 Jan Hubicka <jh@suse.cz>
6713 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6714 (maybe_fold_offset_to_reference): Declare.
6715 * fold-const.c (fold_unary): Do not fold
6716 (type *)&A into &A->field_of_type_and_offset_0
6717 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6718 size is unknown, give up.
6719 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6721 (maybe_fold_offset_to_reference): New.
6722 (maybe_fold_stmt_indirect): Use it.
6723 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6724 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6726 (gimplify_expr): Likewise for plus_expr.
6728 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6730 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6731 bsi_after_labels. Always insert statements before bsi.
6732 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6733 * predict.c (apply_return_prediction): Check for empty blocks.
6734 * cfgexpand.c (lab_rtx_for_bb): New variable.
6735 (label_rtx_for_bb): Do not create new tree labels.
6736 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6737 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6738 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6740 (label_for_bb): Add field used.
6741 (update_eh_label, main_block_label): Mark the label used.
6742 (cleanup_dead_labels): Remove unused labels.
6744 2007-05-01 Richard Guenther <rguenther@suse.de>
6746 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6747 if it is not about to be set.
6748 (get_value_range): Do not pre-allocate equiv bitmap.
6749 (update_value_range): No need to clear equiv field.
6750 (add_equivalence): Change prototype to get bitmap pointer.
6751 Allocate bitmap here if it is not already.
6752 (extract_range_from_assert): Do not allocate bitmap here.
6753 Update callers to add_equivalence.
6754 (extract_range_from_ssa_name): Likewise.
6755 (get_vr_for_comparison): New static helper.
6756 (compare_name_with_value): Handle NULL equiv bitmap by
6757 peeling the first iteration of the comparison loop.
6758 Use get_vr_for_comparison.
6759 (compare_names): Handle NULL equiv bitmaps by using fake
6760 ones. Use get_vr_for_comparison.
6762 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6764 * double-int.c (mpz_set_double_int): Moved from
6765 tree-ssa-loop-niter.c.
6766 (mpz_get_double_int): Likewise; also, add option to wrap
6767 out-of-range integers.
6768 * double-int.h: New prototypes for above.
6769 * tree.c (get_static_type_bounds): Moved from
6770 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6771 TYPE_MAX_VALUE if they exist..
6772 * tree.h: New prototype for above.
6773 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6774 get_type_bounds calls.
6775 (mpz_set_double_int): Move to double-int.c.
6776 (get_type_bounds): Move to tree.c, rename to
6777 get_static_type_bounds.
6778 (mpz_to_double_int): Move to double-int.c, rename to
6781 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6783 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6784 DIV0 exception can fall through to a normal return.
6786 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6790 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6791 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6792 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6793 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6794 initialize align to silence bogus warning.
6795 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6796 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6798 (struct sra_walk_fns): Remove use_all parameter from use.
6799 (sra_hash_tree): Handle BIT_FIELD_REFs.
6800 (sra_elt_hash): Don't hash bitfld blocks.
6801 (sra_elt_eq): Skip them in parent compares as well. Handle
6803 (sra_walk_expr): Don't maintain or pass down use_all_p.
6804 (scan_use): Remove use_all parameter.
6805 (scalarize_use): Likewise. Re-expand assignment to
6806 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6807 output, and re-scalarize after output. Don't mark anything
6809 (scalarize_ldst): Adjust.
6810 (scalarize_walk_gimple_modify_statement): Likewise.
6811 (build_element_name_1): Handle BIT_FIELD_REFs.
6812 (instantiate_element): Don't warn for any element whose parent
6814 (instantiate_missing_elements_1): Return the sra_elt.
6815 (canon_type_for_field): New.
6816 (try_instantiate_multiple_fields): New.
6817 (instantiate_missing_elemnts): Use them.
6818 (mark_no_warning): Removed.
6819 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6820 (REPLDUP, sra_build_elt_assignment): New.
6821 (generate_copy_inout): Use them.
6822 (generate_element_copy): Likewise. Handle bitfld differences.
6823 (generate_element_zero): Don't recurse for blocks. Use
6824 sra_build_elt_assignment.
6825 (generate_one_element_int): Take elt instead of var. Use
6826 sra_build_elt_assignment.
6827 (generate_element_init_1): Adjust.
6828 (scalarize_use, scalarize_copy): Use REPLDUP.
6829 (scalarize_ldst): Move assert before dereference.
6830 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6832 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6835 * tree.c (reconstruct_complex_type): Reconstruct a reference
6837 Also use the same mode for the pointer as the old pointer type.
6839 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6841 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6844 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6846 PR rtl-optimization/31676
6847 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6848 (df_refs_record): Call it.
6850 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6852 * rtl.def (SS_ABS): New code.
6853 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6854 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6855 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6856 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6857 (bfin_init_builtins): Define them.
6858 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6859 (bfin_expand_builtin): ... and handle the others here.
6860 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6861 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6862 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6863 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6864 operand is only HImode.
6866 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6868 * regclass.c (scan_one_insn): Remove splitting of
6871 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6872 Nigel Stephens <nigel@mips.com>
6874 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6876 2007-04-28 Jan Hubicka <jh@suse.cz>
6878 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6879 insn_locators_alloc instead of insn_locators_initialize;
6880 call reset_block_changes.
6881 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6882 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6883 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6884 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6885 * config/score/score.c (th_output_mi_thunk): Likewise.
6886 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6887 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6888 tolerate uninitialized locator info.
6891 * function.c (init_function_start): Don't init line number info.
6892 (expand_function_end): Update.
6893 (reset_block_changes, record_block_change, finalize_block_changes,
6894 check_block_change, free_block_changes): Kill.
6895 * function.h (reset_block_changes, record_block_change,
6896 finalize_block_changes, check_block_change, free_block_changes):
6898 (struct function): Remove ib_boundaries_block.
6899 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6900 Use curr_insn_locator to initialize locator.
6901 (emit_line_note): Remove.
6902 * cfgexpand.c (expand_gimple_cond_expr): Update.
6903 (construct_exit_block): Likewise.
6904 (tree_expand_cfg): Initialize/finalize locators.
6905 * expr.c (expand_expr_real): Update.
6906 * cfglayout.c (line_locators_locs, line_locators_lines,
6907 file_locators_locs, file_locators_files): Remove.
6908 (set_block_levels): Move to cfgexpand.c.
6909 (insn_locators_initialize): Remove.
6910 (pass_insn_locators_initialize): Remove.
6911 (locations_locators_locs, locations_locators_vals): New static vars.
6912 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6914 (insn_locators_alloc, insn_locators_finalize,
6915 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6917 (locator_location): New.
6918 (locator_line, locator_file): Rewrite.
6919 * rtl.h (emit_line_note): Kill.
6920 (insn_locators_alloc, insn_locators_finalize,
6921 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6923 * tree-inline.c (initialize_cfun): Do not initialize
6924 ib_boundaries_block.
6925 * passes.c (pass_insn_locators_initialize): Remove.
6927 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6929 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6930 info. Update last_basic_block correctly.
6932 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6935 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6936 register itself to hold the offset constant. Tell flow the use
6937 of r4 and r5 when they are used.
6939 2007-04-27 Richard Guenther <rguenther@suse.de>
6941 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6942 if we simplified anything.
6943 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6944 warnings until we did a simplification and the stmt was not
6945 marked as TREE_NO_WARNING.
6947 2007-04-27 Mike Stump <mrs@apple.com>
6949 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6951 2007-04-27 Ian Lance Taylor <iant@google.com>
6954 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6955 TYPE_MAX_VALUE exist, convert them to the new type.
6957 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6959 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6960 if it claims to be available.
6961 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6963 (perform_tree_ssa_dce): Always free postdominators.
6965 2007-04-27 Richard Henderson <rth@redhat.com>
6967 * config/alpha/predicates.md (aligned_memory_operand): Mark
6968 as define_special_predicate.
6969 (unaligned_memory_operand, normal_memory_operand): Likewise.
6970 (reg_or_unaligned_mem_operand): Remove.
6971 (any_memory_operand): Match the documentation and check for
6972 non-renumbered pseudos during reload.
6973 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6974 alpha_secondary_reload_class, update to new interface, make static.
6975 Handle CQImode like HImode. Remove FP subreg check.
6976 (alpha_expand_mov): Use replace_equiv_address.
6977 (alpha_expand_mov_nobwx): Use any_memory_operand.
6978 (TARGET_SECONDARY_RELOAD): New.
6979 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6980 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6981 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6982 * config/alpha/alpha.md: ... here.
6983 (RELOAD12, reloadmode): New.
6985 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6986 Don't handle the aligned case here.
6987 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6988 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6989 reload_inhi_help. Don't expect a scratch register.
6990 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6992 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6994 2007-04-27 Richard Guenther <rguenther@suse.de>
6996 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6998 2007-04-27 Richard Guenther <rguenther@suse.de>
7000 PR tree-optimization/30965
7001 PR tree-optimization/30978
7002 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7003 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7004 (find_equivalent_equality_comparison): Likewise.
7005 (simplify_cond): Likewise.
7006 (get_prop_source_stmt): New helper.
7007 (get_prop_dest_stmt): Likewise.
7008 (can_propagate_from): Likewise.
7009 (remove_prop_source_from_use): Likewise.
7010 (combine_cond_expr_cond): Likewise.
7011 (forward_propagate_comparison): New function.
7012 (forward_propagate_into_cond): Rewrite to use fold for
7014 (tree_ssa_forward_propagate_single_use_vars): Call
7015 forward_propagate_comparison to propagate comparisons.
7017 2007-04-27 Richard Guenther <rguenther@suse.de>
7019 PR tree-optimization/31715
7020 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7021 sure to do computation on the offset in an appropriate
7024 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7026 * reload.h (elimination_target_reg_p): Declare.
7027 * reload.c (find_reloads): Don't apply the reg_rtx move
7028 optimization if the SET_DEST satisfies elimination_target_reg_p.
7029 * reload1.c (elimination_target_reg_p): New function.
7030 (gen_reload): In the move/add2 fallback, make sure that op0
7031 does not overlap the destination register.
7033 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7035 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7036 transform only GIMPLE_MODIFY_STMTs.
7037 * tree-complex.c (expand_complex_operations_1): Ditto.
7038 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7039 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7040 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7042 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7043 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7044 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7045 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7046 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7047 slpeel_add_loop_guard): Ditto.
7048 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7049 * lambda-code.c (perfect_nestify): Ditto.
7050 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7051 before the first statement.
7052 * tree-optimize.c (execute_free_datastructures): Fix comments.
7053 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7054 * tree-flow.h (disband_implicit_edges): Declaration removed.
7055 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7057 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7058 COND_EXPRs without gotos.
7059 (disband_implicit_edges, has_label_p): Removed.
7060 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7061 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7063 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7065 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7066 also for COND_EXPRs.
7067 * cfgexpand.c (label_rtx_for_bb): New function.
7068 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7069 Use label_rtx_for_bb to find the labels.
7070 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7071 last block. Detect fallthru edges.
7073 2007-04-26 Ian Lance Taylor <iant@google.com>
7076 * reload.c (find_reloads_subreg_address): If the address was valid
7077 in the original mode but not in the new mode, reload the whole
7080 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7082 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7083 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7084 (cleanup_control_expr_graph): Do not invalidate dominance info.
7085 Record altered blocks.
7086 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7087 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7088 cleanup_tree_cfg_bb): New functions.
7089 (remove_forwarder_block): Do not maintain the worklist of blocks.
7090 Record altered blocks.
7091 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7093 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7094 delete_unreachable_blocks if dominators are not available.
7095 * tree-inline.c (optimize_inline_calls): Free dominance information
7097 * tree-flow.h (remove_edge_and_dominated_blocks,
7098 cfgcleanup_altered_bbs): Altered.
7099 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7101 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7103 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7104 do not invalidate dominators.
7106 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7108 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7109 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7110 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7111 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7113 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7115 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7117 2007-04-26 Richard Guenther <rguenther@suse.de>
7119 PR tree-optimization/31703
7120 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7121 the right type for the target of the bittest.
7123 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7125 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7126 ix86_sol10_return_in_memory.
7128 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7130 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7133 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7136 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7138 PR tree-optimization/30558
7139 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7140 clear this_state.prev_try.
7142 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7143 Mark Mitchell <mark@codesourcery.com>
7145 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7146 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7147 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7149 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7152 * doc/invoke.texi (%:print-asm-header): Document.
7153 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7155 (static_spec_functions): Add print-asm-header.
7156 (main): Print a banner before the --target-help linker options.
7157 (print_asm_header_spec_function): New function.
7159 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7162 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7163 (movsf_ie): Likewise.
7165 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7167 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7169 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7171 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7172 exception for divide-by-zero.
7173 (__umodsi3, __modsi3): Likewise.
7175 2007-04-25 Dirk Mueller <dmueller@suse.de>
7177 * c-typeck.c (build_compound_expr): Annotate warning()
7178 call with OPT_Wunused_value.
7179 * tree-ssa.c (warn_uninit): Annotate warning with
7181 * c-common.c (handle_sentinel_attribute): Annotate warning
7182 call with OPT_Wattributes.
7184 2007-04-25 Thiemo Seufer <ths@mips.com>
7186 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7188 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7189 on to the assembler. Improve handling of -mno-mips16. Add handling
7190 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7191 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7192 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7193 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7195 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7198 * config/i386/winnt.c (i386_pe_file_end): Strip only
7199 USER_LABEL_PREFIX when writing export name.
7201 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7203 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7204 sh/elf.h, vx-common.h and vxworks.h.
7205 * config/sh/sh.h: Include config/vxworks-dummy.h.
7206 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7207 (OVERRIDE_OPTIONS): Use it.
7208 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7209 (vxworks_picreg): New pattern.
7210 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7211 VXWORKS_OS_CPP_BUILTINS.
7212 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7213 to their VXWORKS_* equivalents.
7214 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7215 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7216 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7217 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7218 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7219 -mrtp/-fPIC multilibs.
7220 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7221 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7222 (MULTILIB_OSDIRNAMES): Delete.
7224 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7227 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7229 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7231 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7232 rounding mode to be specified by the caller.
7233 (real_to_mpfr) Likewise.
7234 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7235 include new arguments.
7236 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7238 2007-04-24 Ian Lance Taylor <iant@google.com>
7240 PR tree-optimization/31605
7241 * tree-vrp.c (set_value_range): Check that min and max are not
7242 both overflow infinities.
7243 (set_value_range_to_value): New static function.
7244 (extract_range_from_binary_expr): Call set_value_range_to_value.
7245 (extract_range_from_cond_expr): Likewise.
7246 (extract_range_from_expr): Likewise.
7247 (extract_range_from_unary_expr): Likewise. Don't create a range
7248 which overflows on both sides.
7249 (vrp_meet): Check for a useless range.
7250 (vrp_visit_phi_node): If we see a constant which looks like an
7251 overflow infinity, turn off the TREE_OVERFLOW flag.
7253 2007-04-24 Ian Lance Taylor <iant@google.com>
7255 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7257 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7260 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7261 diagnostic message is being built.
7262 * tree-pretty-print.c (dump_generic_node): Only write the
7263 formatted text into BUFFER's stream if we are not building a
7265 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7267 * Makefile.in (toplev.o): Depend on tree-pass.h.
7269 2007-04-24 Ian Lance Taylor <iant@google.com>
7271 PR tree-optimization/31602
7272 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7273 conditionals in the copied loop header.
7274 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7275 warnings if TREE_NO_WARNING is set.
7276 * doc/invoke.texi (Warning Options): Clarify that
7277 -Wstrict-overflow does not warn about loops.
7279 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7281 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7282 expand on the comment about _Decimal128 arguments and check the
7283 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7284 that _Decimal128 argument uses even/odd register pair.
7285 (function_arg): Ditto.
7287 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7289 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7290 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7292 2007-04-24 Richard Guenther <rguenther@suse.de>
7293 Olga Golovanevsky <olga@il.ibm.com>
7295 * fold-const.c (multiple_of_p): Check for bottom
7298 2007-04-24 Richard Henderson <rth@redhat.com>
7300 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7301 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7302 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7303 looking for non-zero bits shifted out. Avoid a recursive call
7304 when constructing the scalar.
7305 (__floatundisf): Likewise.
7307 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7309 * dwarf2out.c (field_byte_offset): Move the existing logic
7310 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7311 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7313 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7316 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7317 length argument of 0 for memset.
7318 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7319 unsigned shift instead of the signed variant.
7321 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7323 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7324 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7325 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7326 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7327 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7328 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7329 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7330 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7331 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7332 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7333 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7334 "mul<mode>3", "div<mode>3"): Insn definitions added.
7335 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7336 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7337 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7338 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7339 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7340 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7341 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7342 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7343 TARGET_FLOAT_FORMAT): Macro definitions removed.
7344 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7345 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7346 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7347 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7348 (s390_gen_rtx_const_DI): Function removed.
7349 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7351 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7353 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7354 over an external ffs function.
7356 2007-04-24 Chao-ying Fu <fu@mips.com>
7357 Richard Sandiford <richard@nildram.co.uk>
7359 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7360 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7361 (smadd_widen_optab, umadd_widen_optab): Define.
7362 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7364 * genopinit.c (optabs): Fill in smadd_widen_optab and
7366 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7367 and umadd_widen_optab to implement multiply-add sequences.
7368 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7369 (<u>maddsidi4): ...this. Extend condition to include
7370 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7371 of operand 0 to "ka" and use the three-operand form of madd<u>
7373 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7375 * config/mips/constraints.md (ka): New register constraint.
7377 2007-04-24 Jan Hubicka <j@suse.cz>
7381 2007-04-23 Jan Hubicka <jh@suse.cz>
7382 * function.c (init_function_start): Don't init line number info.
7383 (expand_function_end): Update.
7384 (reset_block_changes, record_block_change, finalize_block_changes,
7385 check_block_change, free_block_changes): Kill.
7386 * function.h (reset_block_changes, record_block_change,
7387 finalize_block_changes, check_block_change, free_block_changes):
7389 (struct function): Remove ib_boundaries_block.
7390 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7391 Use curr_insn_locator to initialize locator.
7392 (emit_line_note): Remove.
7393 * cfgexpand.c (expand_gimple_cond_expr): Update.
7394 (construct_exit_block): Likewise.
7395 (tree_expand_cfg): Initialize/finalize locators.
7396 * expr.c (expand_expr_real): Update.
7397 * cfglayout.c (line_locators_locs, line_locators_lines,
7398 file_locators_locs, file_locators_files): Remove.
7399 (set_block_levels): Move to cfgexpand.c.
7400 (insn_locators_initialize): Remove.
7401 (pass_insn_locators_initialize): Remove.
7402 (locations_locators_locs, locations_locators_vals): New static vars.
7403 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7405 (insn_locators_alloc, insn_locators_finalize,
7406 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7408 (locator_location): New.
7409 (locator_line, locator_file): Rewrite.
7410 * rtl.h (emit_line_note): Kill.
7411 (insn_locators_alloc, insn_locators_finalize,
7412 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7414 * tree-inline.c (initialize_cfun): Do not initialize
7415 ib_boundaries_block.
7416 * passes.c (pass_insn_locators_initialize): Remove.
7418 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7420 * doc/invoke.texi: Removed leading '-' from option index entries.
7422 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7424 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7426 (create_phi_node): Use set_phi_nodes.
7427 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7428 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7429 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7430 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7431 (bsi_start, bsi_last): Use bb_stmt_list.
7432 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7433 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7434 Traverse the statements using tsi iterator.
7435 * basic-block.h (struct basic_block_def): Fields stmt_list
7436 and phi_nodes moved to ...
7437 (struct tree_bb_info): ... new structure.
7438 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7439 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7440 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7441 (tree_verify_flow_info): Verify that il.tree is not set for
7442 entry and exit block.
7443 (tree_split_block): Use set_bb_stmt_list.
7445 2007-04-23 Mike Stump <mrs@apple.com>
7447 * config/i386/i386.c (ix86_tune_features
7448 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7451 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7453 * config/i386/i386.md (prefix_extra): New attribute.
7454 (length): Add prefix_extra.
7456 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7457 (sse2_movntv2di): Likewise.
7458 (sse2_cvtps2dq): Likewise.
7459 (sse2_cvtpd2pi): Likewise.
7460 (sse2_cvttpd2pi): Likewise.
7461 (*sse2_cvtpd2ps): Likewise.
7462 (*add<mode>3): Likewise.
7463 (sse2_ssadd<mode>3): Likewise.
7464 (sse2_usadd<mode>3): Likewise.
7465 (*sub<mode>3): Likewise.
7466 (sse2_sssub<mode>3): Likewise.
7467 (sse2_ussub<mode>3): Likewise.
7468 (*mulv8hi3): Likewise.
7469 (*smulv8hi3_highpart): Likewise.
7470 (*umulv8hi3_highpart): Likewise.
7471 (sse2_umulv2siv2di3): Likewise.
7472 (sse2_pmaddwd): Likewise.
7473 (ashr<mode>3): Likewise.
7474 (lshr<mode>3): Likewise.
7475 (ashl<mode>3): Likewise.
7476 (sse2_ashlti3): Likewise.
7477 (sse2_lshrti3): Likewise.
7478 (*umaxv16qi3): Likewise.
7479 (*smaxv8hi3): Likewise.
7480 (*uminv16qi3): Likewise.
7481 (*sminv8hi3): Likewise.
7482 (sse2_eq<mode>3): Likewise.
7483 (sse2_gt<mode>3): Likewise.
7484 (*and<mode>3): Likewise.
7485 (sse2_nand<mode>3): Likewise.
7486 (*ior<mode>3): Likewise.
7487 (*xor<mode>3): Likewise.
7488 (sse2_packsswb): Likewise.
7489 (sse2_packssdw): Likewise.
7490 (sse2_packuswb): Likewise.
7491 (sse2_punpckhbw): Likewise.
7492 (sse2_punpcklbw): Likewise.
7493 (sse2_punpckhwd): Likewise.
7494 (sse2_punpcklwd): Likewise.
7495 (sse2_punpckhdq): Likewise.
7496 (sse2_punpckldq): Likewise.
7497 (sse2_punpckhqdq): Likewise.
7498 (sse2_punpcklqdq): Likewise.
7499 (*sse2_pinsrw): Likewise.
7500 (*sse2_pextrw): Likewise.
7501 (sse2_pshufd_1): Likewise.
7502 (sse2_uavgv16qi3): Likewise.
7503 (sse2_uavgv8hi3): Likewise.
7504 (sse2_psadbw): Likewise.
7505 (sse2_pmovmskb): Likewise.
7506 (*sse2_maskmovdqu): Likewise.
7507 (*sse2_maskmovdqu_rex64): Likewise.
7508 (sse4a_extrqi): Likewise.
7509 (sse4a_extrq): Likewise.
7510 (sse3_lddqu): Set prefix_rep.
7511 (sse3_addsubv4sf3): Likewise.
7512 (sse3_haddv4sf3): Likewise.
7513 (sse3_hsubv4sf3): Likewise.
7514 (sse_cvtss2si): Likewise.
7515 (sse_cvtss2si_2): Likewise.
7516 (sse_cvtss2siq): Likewise.
7517 (sse_cvtss2siq_2): Likewise.
7518 (sse_cvttss2si): Likewise.
7519 (sse_cvttss2siq): Likewise.
7520 (sse2_cvttps2dq): Likewise.
7521 (sse3_movshdup): Likewise.
7522 (sse3_movsldup): Likewise.
7523 (sse2_cvtsd2si): Likewise.
7524 (sse2_cvtsd2si_2): Likewise.
7525 (sse2_cvtsd2siq): Likewise.
7526 (sse2_cvtsd2siq_2): Likewise.
7527 (sse2_cvttsd2si): Likewise.
7528 (sse2_cvttsd2siq): Likewise.
7529 (*sse2_cvtpd2dq): Likewise.
7530 (*sse2_cvttpd2dq): Likewise.
7531 (sse2_pshuflw_1): Likewise.
7532 (sse2_pshufhw_1): Likewise.
7533 (sse4a_insertqi): Likewise.
7534 (sse4a_insertq): Likewise.
7535 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7536 (ssse3_phadddv4si3): Likewise.
7537 (ssse3_phaddswv8hi3): Likewise.
7538 (ssse3_phsubwv8hi3): Likewise.
7539 (ssse3_phsubdv4si3): Likewise.
7540 (ssse3_phsubswv8hi3): Likewise.
7541 (ssse3_pmaddubswv8hi3): Likewise.
7542 (ssse3_pmulhrswv8hi3): Likewise.
7543 (ssse3_pshufbv16qi3): Likewise.
7544 (ssse3_psign<mode>3): Likewise.
7545 (ssse3_palignrti): Likewise.
7546 (abs<mode>2): Likewise.
7547 (ssse3_phaddwv4hi3): Set prefix_extra.
7548 (ssse3_phadddv2si3): Likewise.
7549 (ssse3_phaddswv4hi3): Likewise.
7550 (ssse3_phsubwv4hi3): Likewise.
7551 (ssse3_phsubdv2si3): Likewise.
7552 (ssse3_phsubswv4hi3): Likewise.
7553 (ssse3_pmaddubswv4hi3): Likewise.
7554 (ssse3_pmulhrswv4hi3): Likewise.
7555 (ssse3_pshufbv8qi3): Likewise.
7556 (ssse3_psign<mode>3): Likewise.
7557 (ssse3_palignrdi): Likewise.
7558 (abs<mode>2): Likewise.
7559 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7560 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7561 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7563 2007-04-23 Nick Clifton <nickc@redhat.com>
7565 * params.def: Fix formatting of emacs local variables.
7567 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7569 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7570 move if inter-unit move isn't allowed.
7571 Don't split moving the first element of V2DI to DI to inter-unit
7572 move if inter-unit move isn't allowed.
7574 2007-04-23 Richard Guenther <rguenther@suse.de>
7576 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7577 and CDI_POST_DOMINATORS separately.
7579 2007-04-23 Nick Clifton <nickc@redhat.com>
7581 * c.opt (Wformat-contains-nul): Add warning attribute.
7583 2007-04-23 Jan Hubicka <jh@suse.cz>
7585 * function.c (init_function_start): Don't init line number info.
7586 (expand_function_end): Update.
7587 (reset_block_changes, record_block_change, finalize_block_changes,
7588 check_block_change, free_block_changes): Kill.
7589 * function.h (reset_block_changes, record_block_change,
7590 finalize_block_changes, check_block_change, free_block_changes):
7592 (struct function): Remove ib_boundaries_block.
7593 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7594 Use curr_insn_locator to initialize locator.
7595 (emit_line_note): Remove.
7596 * cfgexpand.c (expand_gimple_cond_expr): Update.
7597 (construct_exit_block): Likewise.
7598 (tree_expand_cfg): Initialize/finalize locators.
7599 * expr.c (expand_expr_real): Update.
7600 * cfglayout.c (line_locators_locs, line_locators_lines,
7601 file_locators_locs, file_locators_files): Remove.
7602 (set_block_levels): Move to cfgexpand.c.
7603 (insn_locators_initialize): Remove.
7604 (pass_insn_locators_initialize): Remove.
7605 (locations_locators_locs, locations_locators_vals): New static vars.
7606 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7608 (insn_locators_alloc, insn_locators_finalize,
7609 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7611 (locator_location): New.
7612 (locator_line, locator_file): Rewrite.
7613 * rtl.h (emit_line_note): Kill.
7614 (insn_locators_alloc, insn_locators_finalize,
7615 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7617 * tree-inline.c (initialize_cfun): Do not initialize
7618 ib_boundaries_block.
7619 * passes.c (pass_insn_locators_initialize): Remove.
7621 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7624 * expr.c (reduce_to_bit_field_precision): Handle
7627 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7629 PR tree-optimization/24659
7630 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7631 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7632 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7633 * genopinit.c (optabs): Rename vec_pack_mod_optab
7634 to vec_pack_trunc_optab.
7635 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7636 early for scalar floating point operands for NOP_EXPR.
7637 (vectorizable_type_promotion): Ditto.
7638 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7639 vec_pack_trunc_optab.
7640 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7642 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7643 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7644 Rename from VEC_PACK_MOD_EXPR.
7645 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7646 * expr.c (expand_expr_real_1): Ditto.
7647 * tree-inline.c (estimate_num_insns_1): Ditto.
7648 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7650 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7651 (vec_unpacks_lo_v4sf): Ditto.
7652 (vec_pack_trunc_v2df): Ditto.
7653 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7654 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7655 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7657 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7659 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7661 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7662 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7663 packing of floating point operands.
7664 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7665 represent unpacking of floating point operands.
7666 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7667 [vec_unpacks_hi]: Ditto.
7668 [vec_unpacks_lo]: Ditto.
7670 2007-04-22 Jan Hubicka <jh@suse.cz>
7672 * final.c (rest_of_handle_final): Call
7673 targetm.asm_out.constructor/targetm.asm_out.destructor
7674 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7675 proper priority via decl_*_priority_insert.
7676 * c-common.c (c_expand_body): Likewise.
7678 2007-04-22 Richard Guenther <rguenther@suse.de>
7680 PR tree-optimization/29789
7681 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7682 (rewrite_reciprocal): New helper split out from
7683 determine_invariantness_stmt.
7684 (rewrite_bittest): Likewise.
7685 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7686 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7689 2007-04-22 Revital Eres <eres@il.ibm.com>
7691 * loop-unroll.c (var_to_expand): New field to support also
7692 insns of the form x = something + x.
7693 (analyze_insn_to_expand_var): Use it.
7694 (expand_var_during_unrolling): Likewise.
7696 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7698 * predict.c: Include pointer-set.h.
7699 (bb_predictions): New variable.
7700 (tree_predicted_by_p, tree_predict_edge,
7701 remove_predictions_associated_with_edge): Use bb_predictions map
7702 instead of bb->predictions.
7703 (clear_bb_predictions, assert_is_empty): New functions.
7704 (combine_predictions_for_bb): Use bb_predictions map. Call
7705 clear_bb_predictions.
7706 (tree_estimate_probability): Create and free bb_predictions map.
7707 * Makefile.in (predict.o): Add pointer-set.h dependency.
7708 * basic-block.h (struct basic_block_def): Remove predictions
7710 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7712 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7715 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7718 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7720 * timevar.c (timevar_print): Change reference of --disable-checking to
7721 --enable-checking=release. Also warn if assert checking is disabled.
7723 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7726 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7727 decl as addressable if the compound literal was marked as
7729 Mark the decl as a gimple register if it is a complex or
7730 vector decl and does not live in memory.
7732 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7734 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7735 (GENERIC_NEXT): New function macro.
7736 (PHI_CHAIN): Use phi_node's new chain variable.
7737 (tree_phi_node): Change tree_common to tree_base
7738 and add the chain field.
7739 * tree-phinodes.c (make_phi_node): Don't set
7740 TREE_TYPE on the new node.
7741 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7742 instead of checking GIMPLE_TUPLE_P in chain_next.
7743 * tree-vect-transform.c
7744 (get_initial_def_for_induction): Look at
7745 PHI_RESULT_TREE for the type of the phi node.
7746 (update_vuses_to_preheader): Use PHI_CHAIN
7747 instead of TREE_CHAIN on the phi node.
7748 * tree-ssa-structalias.c (compute_points_to_sets):
7750 (ipa_pta_execute): Likewise.
7752 2007-04-21 Richard Guenther <rguenther@suse.de>
7755 * fold-const.c (fold_unary): Call fold_convert_const on the
7758 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7760 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7761 (store_killed_in_pat): New.
7763 2007-04-20 Richard Henderson <rth@redhat.com>
7766 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7767 TREE_LIST with a void_type_node value, not void_list_node exactly.
7769 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7771 * doc/standards.texi: Re-arrange into language-specific
7772 subsections. Add a C++ section, documenting which standards we
7775 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7777 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7778 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7780 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7782 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7783 ecrti.o and crtbegin.o.
7784 (LIB_DEFAULT_SPEC): Include -lc.
7785 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7787 2007-04-20 Richard Henderson <rth@redhat.com>
7790 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7791 argument; update all callers.
7792 (get_unaligned_offset): New.
7793 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7794 get_unaligned_address, just pass on the address directly.
7795 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7796 the subreg in the helper patterns.
7797 (unaligned_extendqidi_le): Use get_unaligned_offset.
7798 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7799 (unaligned_extendhidi_be): Likewise.
7800 (unaligned_extendhidi): Tidy.
7801 * config/alpha/alpha-protos.h: Update.
7803 2007-04-20 Richard Henderson <rth@redhat.com>
7805 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7806 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7807 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7808 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7809 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7810 (CPP_SPEC): Don't include %(cpp_subtarget).
7811 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7812 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7813 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7815 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7817 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7818 for __builtin_ia32_cmpordss.
7820 PR tree-optimization/31632
7821 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7822 and arg1 for optimizations of comparison against min/max values.
7823 Fold arg0 to arg1's type for optimizations of comparison against
7824 min+1 and max-1 values.
7826 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7828 * reload.c (combine_reloads): When trying to use a dying register,
7829 check whether it's uninitialized and don't use if so.
7831 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7833 * fold-const.c: Remove prototypes for native_encode_expr and
7834 native_interpret_expr.
7835 (native_encode_expr): Make non-static.
7836 (native_interpret_expr): Likewise.
7837 * tree.h: Add prototypes for the above.
7839 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7841 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7842 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7843 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7844 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7845 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7846 Add length attributes.
7848 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7850 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7853 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7854 __STDC_WANT_DEC_FP__.
7856 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7858 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7859 for long double compatibility.
7860 * configure: Regenerate.
7862 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7864 PR rtl-optimization/29841
7865 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7867 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7868 that may cause control flow transfer from being moved.
7870 2007-04-18 Jan Hubicka <jh@suse.cz>
7872 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7875 2007-04-18 Eric Christopher <echristo@apple.com>
7877 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7878 only. Update operands.
7879 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7880 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7881 link register to pic register.
7883 2007-04-18 Dirk Mueller <dmueller@suse.de>
7886 * tree-vrp.c (search_for_addr_array): New.
7887 (check_array_bounds): Suppress warning about
7888 address taken of array refs if its not de-referenced.
7890 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7892 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7893 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7895 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7896 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7897 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7899 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7901 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7903 (vect_analyze_scalar_cycles): Fix indentation.
7904 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7905 (vect_mark_relevant): Include phis in relevance analysis.
7907 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7909 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7911 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7912 output_operand_lossage().
7914 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7916 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7917 the unused code for reduction without adjust-in-epilog to simplify the
7920 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7922 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7923 (S390_TDC_NEGATIVE_ZERO): New constant.
7924 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7925 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7926 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7927 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7928 (S390_TDC_POSITIVE_INFINITY): New constant.
7929 (S390_TDC_NEGATIVE_INFINITY): New constant.
7930 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7931 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7932 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7933 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7934 (S390_TDC_INFINITY): New constant.
7935 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7936 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7937 optimization for UNSPEC_CCZ_TO_INT.
7938 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7939 ("*ccz_to_int"): New insn.
7940 ("isinf<mode>2"): New insn.
7941 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7942 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7943 (UNSPEC_CCZ_TO_INT): New constant.
7945 2007-04-18 Richard Guenther <rguenther@suse.de>
7947 PR tree-optimization/19431
7948 PR tree-optimization/21463
7949 * tree-pass.h (pass_phiprop): Declare.
7950 * passes.c (init_optimization_passes): New phiprop pass.
7951 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7952 (phivn_valid_p): New helper function.
7953 (phiprop_insert_phi): Likewise.
7954 (propagate_with_phi): Likewise.
7955 (tree_ssa_phiprop): New propagator propagating loads
7956 through phi nodes if profitable.
7958 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7960 * tree-vect-analyze.c (process_use): New function.
7961 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7962 Check phis in all bbs.
7963 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7966 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7968 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7971 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7974 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7977 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7979 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7981 (sse_vmmulv4sf3): Likewise.
7982 (sse2_vmaddv2df3): Likewise.
7983 (sse2_vmmulv2df3): Likewise.
7985 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7987 PR rtl-optimization/31360
7988 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7989 (target_reg_cost): New.
7990 (init_set_costs): Initialize target_reg_cost. Add comments
7991 regarding the rationale of the costs.
7992 (global_cost_for_size): Renamed to...
7993 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7994 of register pressure.
7995 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7996 estimate_reg_pressure_cost. Add number of ivs.
7997 (determine_set_costs): Dump target_reg_cost.
7998 * loop-invariant.c (gain_for_invariant): Use
7999 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8000 (best_gain_for_invariant, find_invariants_to_move): Remove
8002 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8003 (target_reg_cost): Declare.
8004 (global_cost_for_size): Declaration removed.
8005 (estimate_reg_pressure_cost): Declare.
8007 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8009 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8010 regnos into even/odd register pairs.
8011 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8012 TDmode similar to the other floating point modes.
8013 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8014 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8016 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8017 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8018 (movdd_hardfloat64): Use TARGET_MFPGPR.
8020 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8022 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8025 2005-01-05 Richard Henderson <rth@redhat.com>
8027 * reload1.c (do_input_reload): Restrict the optimization deleteing
8028 a previous output reload to RELOAD_FOR_INPUT.
8030 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8032 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8033 induc_vec_info_type.
8034 (vectorizable_induction): New function declaration.
8035 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8036 check if already vectorized. Find first place in BB where new stmts
8037 can be inserted. Takes only one argument.
8038 (vectorizable_induction): New function.
8039 (vect_transform_stmt): Add case for induc_vec_info_type to call
8040 vectorizable_induction.
8041 (vect_transform_loop): Consider phis for vectorization.
8042 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8044 (analyze_operations): Call vectorizable_induction when analyzing phis.
8046 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8047 (vect_mark_relevant): Include phis in relevance analysis.
8048 (vect_mark_stmts_to_be_vectorize): Likewise.
8049 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8051 2007-04-16 Lawrence Crowl <crowl@google.com>
8053 * doc/invoke.texi (Debugging Options): Add documentation for the
8054 -femit-struct-debug options -femit-struct-debug-baseonly,
8055 -femit-struct-debug-reduced, and
8056 -femit-struct-debug-detailed[=...].
8058 * c-opts.c (c_common_handle_option): Add
8059 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8060 and OPT_femit_struct_debug_detailed_.
8061 * c.opt: Add specifications for
8062 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8063 and -femit-struct-debug-detailed[=...].
8064 * opts.c (set_struct_debug_option): Parse the
8065 -femit-struct-debug-... options.
8066 * opts.c (matches_main_base, main_input_basename,
8067 main_input_baselength, base_of_path, matches_main_base): Add
8068 variables and functions to compare header base name to compilation
8070 * opts.c (should_emit_struct_debug): Add to determine to emit a
8071 structure based on the option.
8072 (dump_struct_debug) Also disabled function to debug this
8074 * opts.c (handle_options): Save the base name of the
8077 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8078 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8079 This hook indicates if a type is generic. Set it by default
8081 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8082 to determine if a struct type is generic or not.
8083 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8084 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8085 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8088 * flags.h (enum debug_info_usage): Add an enumeration to describe
8089 a program's use of a structure type.
8090 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8091 to indicate the program's usage of the type. Filter structs based
8092 on the -femit-struct-debug-... specification.
8093 (gen_type_die): Split into two routines, gen_type_die and
8094 gen_type_die_with_usage. gen_type_die is now a wrapper
8095 that assumes direct usage.
8096 (gen_type_die_with_usage): Replace calls to gen_type_die
8097 with gen_type_die_with_usage adding the program usage of
8098 the referenced type.
8099 (dwarf2out_imported_module_or_decl): Suppress struct debug
8100 information using should_emit_struct_debug when appropriate.
8102 2007-04-16 Ian Lance Taylor <iant@google.com>
8104 PR tree-optimization/31522
8105 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8106 (vrp_initialize): Allocate vr_phi_edge_counts.
8107 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8108 executable edge. Drop test for all constants.
8109 (vrp_finalize): Free vrp_phi_edge_counts.
8111 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8112 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8114 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8115 predecessors at head rather than tail.
8117 2007-04-16 Matthias Klose <doko@debian.org>
8119 * config/alpha/linux.h (CPP_SPEC): Define.
8120 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8122 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8124 * function.h: Remove sequence_stack extern declaration.
8126 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8128 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8130 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8133 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8135 * config/avr/avr.c (avr_arch_types): Rearranging array.
8136 (enum avr_arch): Add.
8137 (avr_mcu_types): Use avr_arch enumeration constants instead of
8139 * config/avr/avr.h (LINK_SPEC): Simplify.
8141 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8143 * config/m68k/m68k.c (m68k_libcall_value,
8144 m68k_function_value): Use macros for register names more.
8146 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8148 (M68K_REGNAME): Use A6_REG.
8149 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8151 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8154 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8155 'pending_read_list_length' and 'pending_write_list_length'. Update
8157 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8158 to handle two length counters instead of one. Update all uses.
8159 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8160 two length counters instead of one.
8161 * sched-rgn.c (propagate_deps): Update to handle two length counters
8164 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8167 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8168 copy of source, pass it to ix86_expand_vector_set and return
8171 2007-04-16 David Ung <davidu@mips.com>
8172 Joseph Myers <joseph@codesourcery.com>
8174 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8175 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8176 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8177 Add 74K processor information.
8178 * config/mips/mips.md: Include 74k.md.
8179 (cpu): Add 74kc,74kf,74kx.
8180 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8181 * config/mips/74k.md: New.
8182 * doc/invoke.texi (MIPS Options): Document 74K support.
8184 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8186 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8187 vectorizable_* functions.
8188 * tree-vect-transform.c (vectorizable_call): Add check for
8189 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8190 (vectorizable_store): likewise.
8191 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8193 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8194 (vectorizable_type_promotion, vectorizable_load): Likewise.
8195 (vectorizable_live_operation, vectorizable_condition): Likewise.
8196 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8198 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8200 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8202 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8203 register numbers more.
8204 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8205 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8206 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8207 FUNCTION_VALUE_REGNO_P): Likewise.
8208 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8209 STATIC_CHAIN_REGNUM): Likewise.
8210 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8211 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8212 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8213 * config/m68k/m68k.md (FP_REG): New.
8215 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8217 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8220 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8222 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8223 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8226 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8228 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8231 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8234 * c-decl.c (finish_decl): Grab the type of the decl after the call
8235 to store_init_value.
8237 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8239 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8241 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8244 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8245 dominators, post dominators and cleanup cfg before returning.
8247 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8249 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8250 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8252 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8254 * config.gcc: Recognize fido.
8255 * config/m68k/m68k-devices.def (fidoa): New.
8256 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8258 (FL_FIDOA, TARGET_FIDOA): New.
8259 * config/m68k/m68k.opt (mfidoa): New.
8261 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8264 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8265 when a personality function is used.
8267 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8269 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8271 2007-04-13 Mike Stump <mrs@apple.com>
8273 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8275 * config/darwin.opt (fapple-kext): Make C++ only.
8276 * config/darwin.c (darwin_override_options): Remove code to ensure
8277 -fapple-kext is given for C++ only.
8279 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8281 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8282 * config/mips/mips.c (override_options): Call
8283 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8285 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8287 * config/i386/i386.opt (msvr3-shlib): Removed.
8289 * doc/invoke.texi: Remove -msvr3-shlib.
8291 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8293 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8294 with "popcnt" instruction.
8296 2007-04-13 Richard Guenther <rguenther@suse.de>
8298 PR tree-optimization/21258
8299 * tree-vrp.c (compare_case_labels): New helper.
8300 (find_switch_asserts): New function.
8301 (find_assert_locations): Call it for SWITCH_EXPRs.
8303 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8305 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8306 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8307 check is now implied in X87_FLOAT_MODE_P.
8308 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8309 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8310 (fix_trunc<mode>_i386_fisttp): Ditto.
8311 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8312 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8313 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8314 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8315 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8316 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8317 (unnamed_splitters): Ditto.
8318 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8319 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8320 FIRST_SSE_REG for local functions when SSE math is enabled or
8321 for functions with sseregparm attribute.
8322 (standard_80387_constant_p): Return -1 if mode is not
8324 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8325 (ix86_expand_compare): Ditto.
8326 (ix86_expand_carry_flag_compare): Ditto.
8327 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8328 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8329 DECIMAL_FLOAT_MODE_P.
8330 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8331 of SCALAR_FLOAT_MODE_P.
8332 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8333 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8334 checks before FLOAT_MODE_P.
8335 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8336 before FLOAT_MODE_P.
8341 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8343 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8344 Charles Wilson <libtool@cwilson.fastmail.fm>
8346 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8347 (libgcc.mvars): Don't depend on them.
8348 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8349 * exec-tool.in: New.
8351 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8353 * doc/invoke.text (--help): Document --help=common.
8355 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8357 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8359 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8361 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8362 * genemit.c (main): Emit #include "integrate.h".
8363 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8364 (LOADGP_RTP): New mips_loadgp_style.
8365 * config/mips/mips.h: Include config/vxworks-dummy.h.
8366 (TARGET_RTP_PIC): New macro.
8367 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8368 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8369 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8371 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8372 -mvxworks-pic when using -mrtp and a PIC option.
8373 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8375 (mips_symbolic_constant_p, mips_symbolic_address_p)
8376 (mips_symbol_insns): Handle SYMBOL_HALF.
8377 (override_options): Warn about -G and -mrtp being used together.
8378 Initialize mips_lo_relocs[SYMBOL_HALF].
8379 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8380 (mips_emit_loadgp): Handle LOADGP_RTP.
8381 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8382 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8383 (tablejump): Handle function-relative case table entries if
8385 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8387 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8389 * config/mips/mips.md (load_call<mode>): Allow any general register.
8391 (sibcall_value_internal, sibcall_value_multiple_internal)
8392 (call_value_internal, call_value_split, call_value_multiple_internal)
8393 (call_value_multiple_split): Remove constraints from operand 0.
8395 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8397 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8398 rather than loadgp_noshared.
8399 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8400 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8402 * config/mips/mips.md (loadgp): Rename to...
8403 (loadgp_newabi): ...this.
8404 (loadgp_noshared): Rename to...
8405 (loadgp_absolute): ...this.
8407 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8409 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8410 false for locally-binding symbols.
8411 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8413 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8415 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8416 (SYMBOL_GOT_PAGE_OFST): ...this.
8417 (SYMBOL_GOT_GLOBAL): Rename to...
8418 (SYMBOL_GOT_DISP): ...this.
8419 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8420 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8421 * config/mips/mips.c (mips_global_symbol_p): New function.
8422 (mips_symbol_binds_local_p): Likewise.
8423 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8424 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8425 mips_global_symbol_p and mips_symbol_binds_local_p.
8426 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8427 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8428 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8430 (mips_ok_for_lazy_binding_p): New function.
8431 (mips_load_call_address, mips_expand_call): Use it.
8432 (mips_dangerous_for_la25_p): Likewise.
8433 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8434 (*got_disp<mode>): Use got_disp_operand instead of
8435 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8436 SYMBOL_GOTOFF_GLOBAL.
8437 (*got_page<mode>): Use got_page_ofst_operand instead of
8439 * config/mips/predicates.md (const_call_insn_operand): Use
8440 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8441 (global_got_operand): Rename to...
8442 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8444 (local_got_operand): Rename to...
8445 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8446 of SYMBOL_GOT_LOCAL.
8448 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8450 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8451 TARGET_CALL_CLOBBERED_GP.
8452 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8453 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8454 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8455 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8456 of TARGET_ABICALLS && !TARGET_NEWABI.
8457 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8458 * config/mips/mips.c (mips_load_call_address): Check
8459 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8460 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8461 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8462 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8463 TARGET_ABICALLS && TARGET_NEWABI.
8464 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8466 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8467 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8468 TARGET_ABICALLS && TARGET_NEWABI.
8469 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8470 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8471 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8472 whether indirect calls must use $25.
8473 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8475 * config/mips/mips.md (jal_macro): Check flag_pic and
8476 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8477 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8478 instead of TARGET_ABICALLS.
8479 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8480 TARGET_ABICALLS && TARGET_OLDABI.
8481 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8482 (sibcall): In the comment above the define_insn, mention
8483 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8484 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8485 instead of TARGET_ABICALLS.
8487 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8489 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8490 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8491 (MACFLAGS_MATCH_P): New macro.
8492 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8493 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8494 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8495 the other MACFLAG constants.
8496 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8497 (flag_machi): Tighten constraints. Renumber some of the operands.
8498 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8500 (flag_machi_parts_acconly): New pattern.
8501 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8503 (flag_macinit1hi): Tighten constraints.
8504 (flag_mul_macv2hi_parts_acconly): New pattern.
8506 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8507 Use a more efficient implementation.
8508 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8509 inline sequences when not optimizing for size.
8511 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8512 movhi_high2low): Delete, merge functionality into...
8513 (packv2hi): ... this pattern.
8515 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8516 * config/bfin/bfin.opt (msim): New option.
8517 (mcpu=): New option.
8518 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8519 (bfin_cpu_t): Typedef of enum bfin_cpu.
8520 (bfin_cpu_type): New declaration.
8521 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8522 -msim and -mcpu= options.
8523 (LIB_SPEC): Likewise.
8524 * config/bfin/bfin.c (bfin_cpu_type): Define.
8525 (bfin_handle_option): Handle -mcpu= option.
8526 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8527 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8528 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8530 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8532 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8533 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8534 (powerpc-wrs-vxworksae): Use ${tm_file}.
8535 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8536 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8537 * config/i386/vx-common.h: New file.
8539 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8541 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8544 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8546 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8549 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8553 * c-common.c (c_build_qualified_type): Set canonical type
8556 2007-04-12 Richard Guenther <rguenther@suse.de>
8558 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8559 lower bound and element size if lower bound is not zero
8560 or either of the ARRAY_REF operands is set.
8562 2007-04-12 Richard Guenther <rguenther@suse.de>
8564 PR tree-optimization/24689
8565 PR tree-optimization/31307
8566 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8568 * gimplify.c (canonicalize_addr_expr): To be consistent with
8569 gimplify_compound_lval only set operands two and three of
8570 ARRAY_REFs if they are not gimple_min_invariant. This makes
8571 it never at this place.
8572 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8574 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8576 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8577 null before emitting a .nsubspa directive.
8579 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8581 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8582 need_to_partition_p if there are no memory statements in the
8585 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8587 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8588 (gcd_of_steps_may_divide_p): New function.
8589 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8591 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8593 * reload.c (find_reloads_toplev, find_reloads_address,
8594 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8595 not a pointer equality test, to decide if we need to call
8596 push_reg_equiv_alt_mem.
8598 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8600 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8601 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8603 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8605 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8607 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8608 vector to be positive.
8610 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8614 * doc/invoke.texi: Document --params max-aliased-vops and
8616 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8617 debug_memory_partitions): Move to tree-flow.h
8618 * params.h (AVG_ALIASED_VOPS): Define.
8619 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8621 (mp_info_t): Likewise.
8622 (get_mem_sym_stats_for): New.
8623 (set_memory_partition): Move from tree-flow-inline.h.
8624 (mark_non_addressable): Only clear the set of symbols for the
8625 partition if it exists.
8626 (dump_memory_partitions): Move from tree-ssa-operands.c
8627 (debug_memory_partitions): Likewise.
8628 (need_to_partition_p): New.
8629 (dump_mem_ref_stats): New.
8630 (debug_mem_ref_stats): New.
8631 (dump_mem_sym_stats): New.
8632 (debug_mem_sym_stats): New.
8633 (update_mem_sym_stats_from_stmt): New.
8634 (compare_mp_info_entries): New.
8635 (mp_info_cmp): Call it.
8636 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8638 (get_mpt_for): Move from tree-ssa-operands.c.
8639 (find_partition_for): New.
8640 (create_partition_for): Remove.
8641 (estimate_vop_reduction): New.
8642 (update_reference_counts): New.
8643 (build_mp_info): New.
8644 (compute_memory_partitions): Refactor.
8645 Document new heuristic.
8646 Call build_mp_info, update_reference_counts,
8647 find_partition_for and estimate_vop_reduction.
8648 (compute_may_aliases): Populate virtual operands before
8649 calling debugging dumps.
8650 (delete_mem_sym_stats): New.
8651 (delete_mem_ref_stats): New.
8652 (init_mem_ref_stats): New.
8653 (init_alias_info): Call it.
8654 (maybe_create_global_var): Remove alias_info argument.
8655 Get number of call sites and number of pure/const call sites
8656 from gimple_mem_ref_stats().
8657 (dump_alias_info): Call dump_memory_partitions first.
8658 (dump_points_to_info_for): Show how many times a pointer has
8660 * opts.c (decode_options): For -O2 set --param
8661 max-aliased-vops to 500.
8662 For -O3 set --param max-aliased-vops to 1000 and --param
8663 avg-aliased-vops to 3.
8664 * fortran/options.c (gfc_init_options): Remove assignment to
8666 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8667 * tree-dfa.c (dump_variable): Dump memory reference
8669 Dump NO_ALIAS* settings.
8670 (referenced_var_lookup): Tidy.
8671 (mem_sym_stats): New.
8672 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8673 and ORIG are different SSA names for a memory partition.
8674 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8675 * tree-flow.h (struct mem_sym_stats_d): Define.
8676 (mem_sym_stats_t): Define.
8677 (struct mem_ref_stats_d): Define.
8678 (struct gimple_df): Add field mem_ref_stats.
8679 (enum noalias_state): Define.
8680 (struct var_ann_d): Add bitfield noalias_state.
8681 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8682 debug_mem_ref_stats, debug_memory_partitions,
8683 debug_mem_sym_stats): Declare.
8684 * tree-ssa-structalias.c (update_alias_info): Update call
8685 sites, pure/const call sites and asm sites in structure
8686 returned by gimple_mem_ref_stats.
8687 Remove local variable IS_POTENTIAL_DEREF.
8688 Increase NUM_DEREFS if the memory expression is a potential
8690 Call update_mem_sym_stats_from_stmt.
8691 If the memory references memory, call
8692 update_mem_sym_stats_from_stmt for all the direct memory
8693 symbol references found.
8694 (intra_create_variable_infos): Set noalias_state field for
8695 pointer arguments according to the value of
8696 flag_argument_noalias.
8697 * tree-ssa-structalias.h (struct alias_info): Remove fields
8698 num_calls_found and num_pure_const_calls_found.
8699 (update_mem_sym_stats_from_stmt): Declare.
8700 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8701 Set default value to 100.
8702 (PARAM_AVG_ALIASED_VOPS): Define.
8704 2007-04-11 Richard Guenther <rguenther@suse.de>
8707 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8708 a * -b + c as c - a * b if we honor sign dependent rounding.
8710 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8712 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8714 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8715 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8717 (initialize_trampoline): Don't use old-style function definition.
8718 (bfin_secondary_reload): Mark IN_P argument as unused.
8720 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8722 PR tree-optimization/31343
8723 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8724 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8725 * testsuite/gcc.dg/vect/pr31343.c: New.
8727 2007-04-10 Eric Christopher <echristo@apple.com>
8729 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8730 * config/i386/i386.md (*cmpfp0): Use.
8731 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8732 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8733 (fix_trunc<mode>_i386_fisttp): Ditto.
8734 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8735 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8736 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8737 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8738 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8739 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8740 (unnamed_splitters): Ditto.
8741 * config/i386/i386.c (output_fix_trunc): Assert that
8742 we're not being passed a TFmode operand.
8744 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8746 PR tree-optimization/31526
8747 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8748 n_basic_blocks to find newly added blocks.
8750 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8752 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8754 (fix_trunc<mode>si_sse): Ditto.
8755 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8756 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8757 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8758 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8759 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8760 expander using SSEMODEF mode macro.
8761 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8762 expander using SSEMODEF mode macro.
8763 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8764 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8765 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8766 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8767 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8768 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8769 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8770 Macroize insn using X87MODEF mode macro.
8772 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8774 * config/i386/sse.md (sse2_pinsrw): Removed.
8775 (sse2_pextrw): Renamed to ...
8776 (*sse2_pextrw): This.
8778 2007-04-09 Jan Hubicka <jh@suse.cz>
8781 * config/i386/sse.md
8782 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8783 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8784 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8785 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8787 2007-04-09 Jan Hubicka <jh@suse.cz>
8789 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8790 multiple fields of union.
8792 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8794 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8795 (create_preheaders): Check that loops are available.
8796 (fix_loop_structure): Clean up, improve comments.
8797 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8798 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8800 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8801 * predict.c (tree_estimate_probability): Do not call
8802 calculate_dominance_info. Call create_preheaders.
8803 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8804 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8806 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8807 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8808 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8809 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8812 2007-04-08 Jan Hubicka <jh@suse.cz>
8814 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8815 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8816 * fold-const.c (fold_unary): Use it.
8818 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8820 * varasm.c (assemble_variable): Remove call to
8821 lang_hooks.decls.prepare_assemble_variable.
8822 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8823 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8824 * langhooks.h (lang_hooks_for_decls): Remove
8825 prepare_assemble_variable.
8827 2007-04-08 Mike Stump <mrs@apple.com>
8829 * config/i386/i386.c: Use inc/dec on Core2.
8831 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8833 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8834 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8835 lhd_tree_inlining_end_inlining): Remove.
8836 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8837 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8839 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8840 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8841 lhd_tree_inlining_end_inlining): Remove prototypes.
8842 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8843 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8844 LANG_HOOKS_TREE_INLINING_START_INLINING,
8845 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8847 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8850 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8853 * config/avr/predicates.md (io_address_operand): Delete predicate.
8854 (low_io_address_operand): Don't use 'mode' argument.
8855 (higth_io_address_operand): Rename ...
8856 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8857 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8860 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8862 Revert change removing staticp.
8864 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8867 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8870 2007-04-07 Bruce Korb <bkorb@gnu.org>
8872 * c.opt: Add -Wformat-contains-nul.
8873 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8875 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8876 the NUL byte warning.
8878 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8880 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8882 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8884 * tree.c (staticp): No longer use staticp langhook.
8885 * langhooks.c (lhd_staticp): Removed.
8886 * langhooks.h (struct lang_hooks): Remove staticp.
8887 * c-common.c (c_staticp): Remove.
8888 * c-common.h (c_staticp): Ditto.
8889 * langhooks-defs.h (lhd_staticp): Ditto.
8890 (LHD_HOOKS_STATICP): Ditto
8891 * tree.h (gcc_assert_lowered): New macro.
8893 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8895 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8896 argument "reliable".
8897 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8898 Add argument "reliable". Propagate it through calls.
8899 (infer_loop_bounds_from_undefined): Derive number of iterations
8900 estimates from references in blocks that do not dominate loop latch.
8901 (gcov_type_to_double_int): New function.
8902 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8903 and expected_loop_iterations_unbounded.
8904 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8905 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8906 * tree-data-ref.c (estimated_loop_iterations): Export.
8907 (get_references_in_stmt): Fix -- do not return addresses of local
8909 * cfgloop.h (expected_loop_iterations_unbounded,
8910 estimated_loop_iterations): Declare.
8912 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8914 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8916 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8918 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8919 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8920 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8921 Use output_387_reg_move().
8922 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8923 expander using X87MODEF12 mode macro.
8924 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8925 choosing register preferences. Use output_387_reg_move().
8926 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8927 instead of "x". Use output_387_reg_move().
8928 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8929 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8930 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8931 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8932 Use output_387_reg_move().
8933 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8935 (*truncxf?f_i387 splitter): Ditto.
8937 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8939 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8940 LANG_HOOKS_SAFE_FROM_P.
8941 * expr.c (safe_from_p): Remove langhook call.
8942 * langhooks.h (lang_hooks): Remove safe_from_p.
8943 (lhd_safe_from_p): Remove prototype.
8944 * langhooks.c (lhd_safe_from_p): Remove.
8946 2007-04-06 Jan Hubicka <jh@suse.cz>
8948 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8951 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8953 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8954 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8955 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8956 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8958 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8959 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8961 2007-04-05 Richard Henderson <rth@redhat.com>
8963 * config/alpha/alpha.c (print_operand) [+]: Remove.
8964 (alpha_end_function): Print nop if call at end of function.
8965 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8966 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8967 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8968 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8969 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8970 the call pattern. Update peepholes to match.
8972 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8974 * doc/extend.texi (Other Builtins): Add decimal float variants
8976 * builtins.def: Ditto.
8977 * builtins.c (expand_builtin): Ditto.
8979 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8980 H.J. Lu <hongjiu.lu@intel.com>
8983 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8984 of V8HImode when calling ix86_binary_operator_ok.
8985 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8986 (sdot_prodv8hi): Operands 1 and 2 must be register.
8988 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8990 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8991 initialize align to silence bogus warning.
8993 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8996 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8998 (struct sra_walk_fns): Remove use_all parameter from use.
8999 (sra_hash_tree): Handle BIT_FIELD_REFs.
9000 (sra_elt_hash): Don't hash bitfld blocks.
9001 (sra_elt_eq): Skip them in parent compares as well. Handle
9003 (sra_walk_expr): Don't maintain or pass down use_all_p.
9004 (scan_use): Remove use_all parameter.
9005 (scalarize_use): Likewise. Re-expand assignment to
9006 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9007 output, and re-scalarize after output. Don't mark anything
9009 (scalarize_ldst): Adjust.
9010 (scalarize_walk_gimple_modify_statement): Likewise.
9011 (build_element_name_1): Handle BIT_FIELD_REFs.
9012 (instantiate_element): Don't warn for any element whose parent
9014 (instantiate_missing_elements_1): Return the sra_elt.
9015 (canon_type_for_field): New.
9016 (try_instantiate_multiple_fields): New.
9017 (instantiate_missing_elemnts): Use them.
9018 (mark_no_warning): Removed.
9019 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9020 (REPLDUP, sra_build_elt_assignment): New.
9021 (generate_copy_inout): Use them.
9022 (generate_element_copy): Likewise. Handle bitfld differences.
9023 (generate_element_zero): Don't recurse for blocks. Use
9024 sra_build_elt_assignment.
9025 (generate_one_element_int): Take elt instead of var. Use
9026 sra_build_elt_assignment.
9027 (generate_element_init_1): Adjust.
9028 (scalarize_use, scalarize_copy): Use REPLDUP.
9029 (scalarize_ldst): Move assert before dereference.
9030 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9032 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9034 * regmove.c: Fix unused variable warnings due to previous commit.
9036 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9038 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9039 (regmove_bb_head): Remove.
9040 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9041 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9042 problems with fixup_match_1.
9043 Don't initialize/free regmove_bb_head.
9045 (reg_is_remote_constant_p): If an insn is in the same basic block
9046 but not before INSN, consider it remote, too.
9048 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9051 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9052 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9054 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9056 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9057 (CONDITIONAL_REGISTER_USAGE): Likewise.
9059 2007-04-04 Richard Henderson <rth@redhat.com>
9061 * config/alpha/lib1funcs.asm: Remove unused file.
9063 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9066 * opts.c (print_specific_help): Fix --help=<language>
9068 (common_handle_option): Support --help=common.
9070 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9073 * gcc.c (main): Do not run the linker if
9074 print_subprocess_help indicates that it shouldn't be
9077 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9080 * doc/invoke.texi (--help=): Document <languages> value, fix
9081 formatting in tables of values.
9083 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9085 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9086 dllimport attribute of virtual methods.
9088 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9090 * config/score/crti.asm: Change _bss_start to __bss_start.
9091 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9092 (OUTGOING_REG_PARM_STACK_SPACE) update.
9093 * config/score/score.opt: add options to make backend support
9094 score5, score5u, score7 and score7d.
9095 * config/score/score.md: Likewise.
9096 * config/score/misc.md: Likewise.
9097 * config/score/mac.md: Likewise.
9098 * doc/invoke.texi: Likewise.
9099 * doc/md.texi: update constraints define.
9101 2007-04-03 Richard Henderson <rth@redhat.com>
9103 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9104 an appropriate type, use the mode instead.
9106 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9108 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9109 Set the default --with-arch setting to mips2.
9110 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9111 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9112 (MULTILIB_OSDIRNAMES): Delete.
9113 (MULTILIB_DIRNAMES): Define.
9114 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9115 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9116 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9117 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9118 VXWORKS_OS_CPP_BUILTINS.
9119 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9120 (MIPS_DEBUGGING_INFO): Undefine.
9121 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9123 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9126 * fold-const.c (native_encode_real): Encode real.c provided longs
9127 as a series of 32-bit native integers.
9128 (native_interpret_real): Interpret buffer as a series of 32-bit
9131 2007-04-03 Richard Guenther <rguenther@suse.de>
9133 * genpreds.c (write_insn_constraint_len): Write function
9134 optimized for CONSTRAINT_LEN implementation.
9135 (write_tm_preds_h): Output insn_constraint_len inline and
9136 use it for CONSTRAINT_LEN.
9137 (write_insn_preds_c): Don't output insn_constraint_len.
9138 * doc/md.texi (define_register_constraint): Document multi-letter
9139 constraints shall have the same length if they start with the same
9142 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9145 * config/i386/i386.md (isinf<mode>2): Expand only when
9146 TARGET_C99_FUNCTIONS is set.
9148 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9150 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9151 (x86_64-*-linux*): Ditto.
9152 * config/i386/i386.opt (mpc): New option.
9153 * config/i386/i386.c (overrride_options): Handle
9154 ix87_precision_string.
9155 * config/i386/crtprec.c: New file.
9156 * config/i386/t-crtpc: Ditto.
9157 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9159 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9160 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9161 crtprec32.o, crtprec64.o and crtprec80.o.
9163 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9165 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9167 2007-04-02 Eric Christopher <echristo@apple.com>
9169 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9170 limitations on darwin.
9172 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9175 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9177 2007-04-02 Dave Korn <dave.korn@artimi.com>
9179 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9181 2007-04-02 Dave Korn <dave.korn@artimi.com>
9183 * libgcc2.h (exception_descriptor): Don't forward-declare.
9184 (__get_eh_table_language, __get_eh_table_version): Delete
9185 prototypes of long-dead functions.
9187 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9189 * ebitmap.h: New file
9190 * ebitmap.c: New file
9191 * Makefile.in (ebitmap.o): New target.
9193 2007-04-01 Jan Hubicka <jh@suse.cz>
9195 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9196 before very first instruction.
9198 2007-04-01 Jan Hubicka <jh@suse.cz>
9200 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9201 waring on 64bit hosts.
9202 * bitmap.h: Fix typo in bitmap_head_def.
9204 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9206 PR rtl-optimization/31391
9207 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9208 into a DELETED_LABEL note, and the label is in an empty basic
9209 block, update BB_END as well as BB_HEAD.
9211 2007-04-01 Richard Henderson <rth@redhat.com>
9213 PR tree-optimization/31169
9214 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9215 to varying if the range is outside [0, prec-1].
9217 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9220 * config/mips/mips.md (load_const_gp): New insn.
9221 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9222 the MIPS16 GP pseudo register if no_new_pseudos.
9223 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9225 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9228 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9230 (call_value): Likewise.
9232 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9233 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9236 * doc/invoke.texi: (optimization options): Reword description
9237 of -ffast-math. Document its primary purpose.
9239 2007-03-31 Richard Guenther <rguenther@suse.de>
9241 * omp-low.c (splay-tree.h): Include.
9242 (lookup_decl): Replace splay-tree usage by pointer-map.
9243 (maybe_lookup_decl): Likewise.
9244 (new_omp_context): Likewise.
9245 (delete_omp_context): Likewise.
9246 * gimplify.c (splay-tree.h): Include.
9247 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9249 (remap_ssa_name): Likewise.
9250 (remap_decl): Likewise.
9251 (remap_type_1): Likewise.
9252 (remap_type): Likewise.
9253 (copy_body_r): Likewise.
9254 (expand_call_inline): Likewise.
9255 (clone_body): Likewise.
9256 (copy_tree_r): Likewise.
9257 (remap_save_expr): Likewise.
9258 (unsave_r): Likewise.
9259 (unsave_expr_now): Likewise.
9260 (tree_function_versioning): Likewise.
9261 (build_duplicate_type): Likewise.
9262 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9263 (struct copy_body_data): Replace splay-tree by pointer-map.
9264 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9265 not $(SPLAY_TREE_H).
9266 (gimplify.o): Depend on $(SPLAY_TREE_H).
9267 (omp-low.p): Likewise.
9269 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9271 * config/avr/predicates.md (even_register_operand,
9272 odd_register_operand): New predicates.
9273 * config/avr/avr.md (movw peephole2): New.
9274 (movw_r peephole2): New.
9276 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9278 * tree.h (get_signed_or_unsigned_type): New.
9279 * fold-const.c (operand_equal_for_comparison_p): Use
9280 get_signed_or_unsigned_type instead of
9281 lang_hooks.types.signed_or_unsigned_type.
9282 * expr.c (store_expr): Ditto.
9283 * langhooks.c (get_signed_or_unsigned_type): New.
9284 (lhd_signed_or_unsigned_type): New.
9285 * langhooks.h (lhd_signed_or_unsigned_type): New.
9286 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9288 2007-03-30 Richard Henderson <rth@redhat.com>
9290 * tree-ssa-loop-ivopts.c: Include target.h.
9291 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9292 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9293 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9294 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9296 2007-03-30 Richard Henderson <rth@redhat.com>
9297 Kai Tietz <kai.tietz@onevision.com>
9299 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9301 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9302 (TARGET_64BIT_MS_ABI): New.
9303 (DBX_REGISTER_NUMBER): Handle 64-bit.
9304 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9305 (LONG_TYPE_SIZE): Force to 32.
9306 (REG_PARM_STACK_SPACE): New.
9307 (OUTGOING_REG_PARM_STACK_SPACE): New.
9308 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9309 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9310 (STACK_BOUNDARY): Use 128 for 64-bit.
9311 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9312 Add 64-bit implementation.
9313 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9315 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9316 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9317 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9318 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9319 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9320 TARGET_64BIT_MS_ABI.
9321 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9322 (ix86_pass_by_reference): Likewise.
9323 (ix86_function_value_regno_p): Likewise.
9324 (ix86_build_builtin_va_list): Likewise.
9325 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9326 (function_arg_advance_ms_64): New.
9327 (function_arg_advance): Call it.
9328 (function_arg_ms_64): New.
9329 (function_arg): Call it.
9330 (function_value_ms_64): New.
9331 (ix86_function_value_1): Call it.
9332 (return_in_memory_ms_64): New.
9333 (ix86_return_in_memory): Call it.
9334 (setup_incoming_varargs_ms_64): New.
9335 (ix86_setup_incoming_varargs): Call it.
9336 (ix86_expand_prologue): Handle 64-bit stack probing.
9337 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9338 (output_pic_addr_const): Likewise.
9339 (x86_this_parameter): Likewise.
9340 (x86_output_mi_thunk): Likewise.
9341 (x86_function_profiler): Likewise.
9342 (TARGET_STRICT_ARGUMENT_NAMING): New.
9343 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9344 (TARGET_64BIT_MS_ABI): New.
9345 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9346 * config/i386/i386.md (allocate_stack_worker): Remove.
9347 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9348 describe the clobber of eax without a match_scratch.
9349 (allocate_stack_worker_postreload): Remove.
9350 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9351 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9352 (allocate_stack_worker_rex64_postreload): Remove.
9353 (allocate_stack): Handle 64-bit.
9354 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9355 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9356 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9357 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9358 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9359 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9360 * config.build (x86_64-*-mingw*): New host.
9361 * config.host (x86_64-*-mingw*): New host.
9362 * config.gcc (x86_64-*-mingw*): New target.
9363 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9365 2007-03-30 Richard Henderson <rth@redhat.com>
9366 Kai Tietz <kai.tietz@onevision.com>
9368 * c-pragma.c (struct def_pragma_macro_value): New.
9369 (struct def_pragma_macro): New.
9370 (pushed_macro_table): New.
9371 (dpm_hash, dpm_eq): New.
9372 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9373 (init_pragma): Install them.
9374 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9376 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9378 * config/avr/avr.c (avr_override_options): Clear
9379 'flag_delete_null_pointer_checks'.
9381 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9384 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9385 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9386 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9387 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9388 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9389 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9390 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9392 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9394 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9396 * regmove.c: Move all of pass_stack_adjustments from here...
9397 * combine-stack-adj.c: ...to this new file.
9398 * Makefile.in: Add rules for combine-stack-adj.o.
9400 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9402 PR tree-optimization/31383
9403 * tree-data-ref.c (affine_function_equal_p): Do not require the
9404 vectors to have the same length.
9406 2007-03-30 Jan Hubicka <jh@suse.cz>
9409 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9410 availablility; add more sanity checking; ask varpool only about
9413 2007-03-29 Richard Henderson <rth@redhat.com>
9415 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9416 to decide, but __SIZEOF_LONG_LONG__.
9418 2007-03-29 Richard Henderson <rth@redhat.com>
9420 * emutls.c (struct __emutls_array): New.
9421 (emutls_destroy): Use it instead of casting element 0 from void*.
9422 (__emutls_get_address): Likewise.
9424 2007-03-29 Richard Henderson <rth@redhat.com>
9426 * varasm.c (initializer_constant_valid_p): Don't deny
9427 DECL_DLLIMPORT_P on functions.
9429 * config/i386/cygming.h: Remove function declarations.
9430 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9431 (ASM_OUTPUT_LABELREF): Remove.
9432 (COMMON_ASM_OP): Remove.
9433 (ASM_OUTPUT_COMMON): Remove.
9434 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9435 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9436 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9437 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9438 Rename from TARGET_ENCODE_SECTION_INFO.
9439 * config/i386/netware.h: Likewise.
9440 * config/i386/i386-protos.h: Update.
9441 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9442 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9443 (legitimate_constant_p): Reject dllimports.
9444 (dllimport_map, get_dllimport_decl): New.
9445 (legitimize_dllimport_symbol): New.
9446 (legitimize_address, ix86_expand_move): Use it.
9447 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9448 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9449 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9450 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9451 * config/i386/predicates.md (constant_call_address_operand): Only
9452 accept symbols; reject dllimport_p symbols.
9453 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9454 i386_pe_maybe_record_exported_symbol.
9455 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9456 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9457 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9458 trust the setting of DECL_DLLIMPORT_P.
9459 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9460 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9461 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9462 tidy the argument scanning loop.
9463 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9464 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9465 (i386_pe_strip_name_encoding): Remove.
9466 (i386_pe_binds_local_p): New.
9467 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9468 (i386_pe_output_labelref): Remove.
9469 (i386_pe_asm_output_aligned_decl_common): New.
9470 (i386_pe_maybe_record_exported_symbol): Rename from
9471 i386_pe_record_exported_symbol; check for dllexported symbols.
9473 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9475 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9476 add comment explaining why vsnprintf cannot be used.
9478 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9480 PR tree-optimization/30666
9481 * tree.c (build_complex_type): When creating type names for DWARF2
9482 debug info, create TYPE_DECLs for TYPE_NAME instead of
9484 (build_common_tree_nodes_2): Use build_complex_type when building
9485 predefined complex types, to preserve canonical types.
9487 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9489 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9490 (noce_get_alt_condition): Look at it to determine whether to
9491 reverse the condition or not.
9492 (noce_get_condition): Substitute the truth for lies.
9493 (noce_find_if_block): Set the then_else_reversed field.
9495 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9497 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9498 destination of this insn.
9499 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9500 than calling gen_rtx_SET directly. Use r0 to hold the value of
9501 'address + 4' rather than a stack based temporary which can be
9504 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9506 * config/s390/s390.c (s390_secondary_input_reload_class,
9507 s390_secondary_output_reload_class): Functions removed.
9508 (s390_secondary_reload): New function.
9509 (TARGET_SECONDARY_RELOAD): Target macro defined.
9510 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9511 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9512 * config/s390/s390.md ("reload_outti", "reload_outdi",
9513 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9514 "reload_out<mode>"): Expanders removed.
9515 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9516 "reload<mode>_nonoffmem_out"): Expanders added.
9518 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9520 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9521 action if SRC->DEST replacement failed anyway.
9523 2007-03-28 Mike Stump <mrs@apple.com>
9525 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9526 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9527 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9529 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9531 * config.gcc: Accept barcelona as a variant of amdfam10.
9532 * config/i386/i386.c (override_options): Likewise.
9533 * doc/invoke.texi: Likewise.
9535 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9537 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9538 offsets for BIT_FIELD_REF and COMPONENT_REF.
9540 2007-03-28 Richard Guenther <rguenther@suse.de>
9542 * tree.c (is_global_var): Move ...
9543 * tree-flow-inline.h (is_global_var): ... here.
9544 * tree.h (is_global_var): Remove declaration.
9546 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9548 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9550 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9551 * config/i386/i386.c (ix86_tune_features): Initialize new
9553 * config/i386/predicates.md (promotable_binary_operator): Use
9554 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9556 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9559 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9561 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9563 * config/fr30/fr30.md (movsi_internal): Change destination
9564 constraint from m to V and add m to the end.
9566 2007-03-28 Christian Bruel <christian.bruel@st.com>
9568 * config/sh/sh.md (movsi_i): Fix type attribute.
9570 2007-03-28 Christian Bruel <christian.bruel@st.com>
9572 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9573 (movsf_ie): Likewise.
9575 2007-03-28 Christian Bruel <christian.bruel@st.com>
9577 * config.gcc: Add sh4-300 to multilib.
9578 * config/sh/t-mlib-sh4-300: New file.
9580 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9582 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9583 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9585 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9586 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9587 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9588 "fixuns_trunctddi2"): Whitespace fix.
9590 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9592 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9593 the definition of struct sh_args.
9594 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9595 CALL_COOKIE_INT_REG_GET): Likewise.
9597 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9599 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9600 transformations are applied successfully.
9602 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9604 * tree.c (tree_contains_struct): Permit 512 tree codes.
9605 * tree.h (tree_contains_struct): Ditto.
9606 (MAX_TREE_CODES): Ditto.
9607 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9608 SPARE member to store remaining padding bits.
9610 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9612 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9615 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9617 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9618 * configure: Regenerate.
9620 * configure: Regenerate using the correct version of autoconf.
9622 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9624 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9626 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9627 regs to "__SP_L__" and "__SP_H__".
9629 2007-03-27 Richard Guenther <rguenther@suse.de>
9631 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9632 computations with it with a HOST_WIDE_INT variable.
9634 2007-03-26 Mike Stump <mrs@apple.com>
9636 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9637 objective-c-header, objective-c++-header and objc++-cpp-output
9639 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9641 2007-03-26 Richard Henderson <rth@redhat.com>
9644 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9645 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9646 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9647 IX86_BUILTIN_PSRLQ128): New.
9648 (ix86_init_mmx_sse_builtins): Add them.
9649 (ix86_expand_builtin): Expand them.
9650 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9651 operand 2 be TImode.
9652 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9653 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9654 _mm_srli_epi64): Mark __B const.
9655 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9656 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9657 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9658 new two-vector shift builtins.
9660 2007-03-26 Ian Lance Taylor <iant@google.com>
9662 PR tree-optimization/31345
9663 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9664 [+INF, +INF(OVF)] into VARYING.
9666 2007-03-26 Zack Weinberg <zackw@panix.com>
9668 * gengtype-parse.c: New file.
9669 * gengtype-yacc.y: Delete.
9670 * gengtype-lex.l: Don't include gengtype-yacc.h.
9671 Define YY_DECL and yyterminate appropriately for recursive
9672 descent parser. yylval is now a string out-parameter to yylex.
9673 (HWS, EOID): New shorthand.
9674 (IWORD): Add a couple more types.
9675 (yylex): Add a setup stanza. Remove the complex rules for
9676 detecting GTY'ed types and typedefs; replace with simple
9677 keyword detectors. Adjust everything for the changed
9678 definition of yylval. Ignore all pp-directives, not just #define.
9680 (parse_file): Rename yybegin; do not call yyparse.
9682 * gengtype.c (xasprintf): Export again.
9683 (this_file): New. Use everywhere __FILE__ was being used.
9684 (get_lang_bitmap): Special case types defined in gengtype.c.
9685 (do_typedef, new_structure): Suppress definition of certain types.
9686 (new_structure): Improve diagnostics of duplicate definitions.
9687 Make sure location_s is associated with input.h.
9688 (nreverse_pairs, define_location_structures): New functions.
9689 (main): Improve tagging of kludge types. Remove old kludges
9690 for input.h types; use define_location_structures.
9691 * gengtype.h: Update prototypes. Define token codes here.
9692 * Makefile.in: Remove all references to gengtype-yacc.
9693 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9695 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9696 add GTY((skip)) to the field that's only conditionally there.
9697 * doc/install.texi: Document that Bison is no longer required
9698 unless building treelang.
9700 * gengtype.c: Don't include gtyp-gen.h.
9701 (srcdir): Declare here.
9702 (base_files, lang_dir_names): Allocate dynamically.
9703 (gt_files, num_gt_files, num_lang_dirs): New globals.
9704 (measure_input_list, read_input_line, read_input_list)
9705 (set_lang_bitmap): New functions.
9706 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9707 simplify, relying on read_input_list to set up the bitmaps.
9708 (main): Arguments are no longer unused. Check for correct number
9709 of command line arguments, set srcdir and srcdir_len, then call
9710 read_input_list, before doing anything else. No need to worry
9711 about duplicates in main loop.
9712 * configure.ac: Simplify the calculation of all_gtfiles.
9713 Put language tags in there. Don't set or substitute
9714 all_gtfiles_files_langs or all_gtfiles_files_frags.
9715 * Makefile.in: Revamp the way gengtype is invoked, now that it
9716 takes a file on its command line with a much simpler format.
9717 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9718 (GTFILES): Remove duplicates and C source files.
9719 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9720 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9721 * configure: Regenerate.
9723 * gengtype.h: Remove all type definitions to gengtype.c; leave
9724 only definitions of options_p, type_p, and pair_p as opaque
9725 pointers. Update prototypes.
9726 * gengtype.c: Many type definitions moved here from gengtype.h.
9727 Consolidate type definitions at the top of the file.
9728 (xvasprintf): Delete.
9729 (xasprintf): Make static.
9730 (create_nested_pointer_option): Add 'next' parameter.
9731 (create_field_all, create_field_at): New functions.
9732 (create_field): Now a thin wrapper around create_field_all.
9733 (create_optional_field): Rename create_optional_field_ and add
9734 line argument. Original name is now a macro which supplies
9736 (oprintf): Use vsnprintf directly.
9737 (close_output_files): Use fatal rather than perror/exit.
9738 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9739 (main): Set progname. Don't use exit.
9740 * gengtype-yacc.y (struct_fields): Use create_field_at.
9741 (option, optionseqopt): Delete.
9742 (optionseq): Consolidate productions from option here so we
9743 can use the first argument to create_option.
9745 * gengtype-lex.l: Distinguish unions from structures in the
9746 token type. Don't call find_structure; return the tag as a string.
9747 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9748 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9749 string. Reorganize typedef_struct production accordingly.
9750 Use create_nested_ptr_option.
9751 * gengtype.c (create_nested_ptr_option): New function.
9752 * gengtype.h: Declare it.
9754 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9755 (string_type): Don't declare.
9756 (do_scalar_typedef): Declare.
9757 (create_scalar_type): Update prototype.
9758 * gengtype.c (string_type): Make static.
9759 (scalar_nonchar, scalar_char): New.
9760 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9761 (resolve_typedef): Use scalar_nonchar for error recovery.
9762 (create_scalar_type): Remove name_len field. Return scalar_char
9763 or scalar_nonchar as appropriate.
9764 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9766 (throughout): Use scalar_nonchar instead of calling
9767 create_scalar_type, whenever possible.
9768 (main): Initialize scalar_char and scalar_nonchar before calling
9770 * gengtype-lex.l: Adjust for removal of second argument to
9771 create_scalar_type. Use yylval.s instead of yylval.t when
9773 * gengtype-yacc.y: Type of SCALAR is string. Call
9774 create_scalar_type from type:SCALAR rule. Adjust for removal of
9775 second argument to create_scalar_type.
9777 * vec.h: Remove all #if IN_GENGTYPE blocks.
9778 Add comment saying that changes may require adjustments to gengtype.
9779 * gengtype.c: Don't include coretypes.h or tm.h.
9780 Add comment to inclusion of errors.h.
9781 (note_def_vec, note_def_vec_alloc): New functions.
9782 * gengtype.h: Declare new functions.
9783 * gengtype-lex.l: Don't include coretypes.h.
9784 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9786 (update_lineno): Remove unnecessary prototype.
9787 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9788 (VEC rule): Just return VEC_TOKEN.
9789 * gengtype-yacc.y (VEC_TOKEN): New token type.
9790 (type): Add a production for VEC(a,b).
9791 * Makefile.in: Update dependencies.
9793 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9794 typedefs that use the old PARAMS macro.
9796 * gengtype-lex.l: Remove all rules and states relating to yacc
9798 * gengtype-yacc.y: Similarly.
9799 * gengtype.c (note_yacc_type): Delete function.
9800 * gengtype.h: Update prototypes.
9802 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9804 * tree-pretty-print.c (dump_generic_node): Report precision of
9805 unnamed integer types.
9807 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9809 * ifcvt.c (noce_try_store_flag_constants): Don't check
9810 no_new_pseudos here.
9811 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9812 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9813 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9814 noce_try_sign_mask): Likewise.
9815 (if_convert): Check no_new_pseudos here.
9817 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9819 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9820 (noce_get_condition): Handle new then_else_reversed argument.
9821 (noce_init_if_info): Remove, fold into noce_find_if_block.
9822 (noce_process_if_block): Take a struct noce_if_info as the
9823 argument. Don't set up one based on ce_if_info. Update pointer
9824 references accordingly.
9825 (cond_move_process_if_block): Likewise.
9826 (process_if_block): Removed.
9827 (find_if_block): Removed. Move functionality two new functions,
9828 noce_find_if_block and cond_exec_find_if_block.
9829 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9830 blocks and the symmetric IF-ELSE-JOIN case.
9831 (cond_exec_find_if_block): Also new function mostly based on old
9832 find_if_block and process_if_block.
9833 (find_if_header): Replace find_if_block call with separately
9834 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9835 (find_cond_trap): Update noce_get_condition call.
9836 (dead_or_predicable): Likewise.
9838 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9840 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9842 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9843 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9844 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9845 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9846 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9847 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9848 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9849 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9850 __builtin_ia32_psrad128 builtins.
9852 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9854 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9855 * config/i386/constraints.md
9856 (define_constraint "I"): Use IN_RANGE macro.
9857 (define_constraint "J"): Ditto.
9858 (define_constraint "K"): Ditto.
9859 (define_constraint "M"): Ditto.
9860 (define_constraint "N"): Ditto.
9861 (define_constraint "O"): Ditto.
9862 * config/i386/predicates.md
9863 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9864 (define_predicate "const_0_to_3_operand"): Ditto.
9865 (define_predicate "const_0_to_7_operand"): Ditto.
9866 (define_predicate "const_0_to_15_operand"): Ditto.
9867 (define_predicate "const_0_to_63_operand"): Ditto.
9868 (define_predicate "const_0_to_255_operand"): Ditto.
9869 (define_predicate "const_1_to_31_operand"): Ditto.
9870 (define_predicate "const_2_to_3_operand"): Ditto.
9871 (define_predicate "const_4_to_7_operand"): Ditto.
9873 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9875 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9876 in SImode for save_world.
9877 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9880 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9882 PR tree-optimization/30784
9883 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9886 2007-03-25 Revital Eres <eres@il.ibm.com>
9888 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9889 Fold movement_possibility function into it.
9891 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9893 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9894 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9895 (call_indirect_nonlocal_darwin64): Same.
9896 (call_nonlocal_darwin64): Same.
9897 (call_value_indirect_nonlocal_darwin64): Same.
9898 (call_value_nonlocal_darwin64): Same.
9899 (sibcall_nonlocal_darwin64): Same.
9900 (sibcall_value_nonlocal_darwin64): Same.
9901 (sibcall_symbolic_64): Same.
9902 (sibcall_value_symbolic_64): Same.
9903 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9905 (rs6000_emit_load_toc_table): Same.
9906 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9907 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9913 (load_toc_v4_pic_si): Same
9914 (load_toc_v4_PIC_1): Same.
9915 (load_toc_v4_PIC_1b): Same.
9916 (call_indirect_aix{32,64}): Same.
9917 (call_value_indirect_aix{32,64}): Same.
9920 (call_local{32,64}): Same.
9921 (call_value_local{32,64}): Same.
9922 (call_indirect_nonlocal_aix{32,64}): Same.
9923 (call_nonlocal_aix{32,64}): Same.
9924 (call_value_indirect_nonlocal_aix{32,64}): Same.
9925 (call_value_nonlocal_aix{32,64}): Same.
9926 (call_indirect_nonlocal_sysv<mode>): Same.
9927 (call_nonlocal_sysv<mode>): Same.
9928 (call_value_indirect_nonlocal_sysv<mode>): Same.
9929 (call_value_nonlocal_sysv<mode>): Same.
9931 (sibcall_local{32,64}): Same.
9932 (sibcall_value_local{32,64}): Same.
9933 (sibcall_nonlocal_aix{32,64}): Same.
9934 (sibcall_value_nonlocal_aix{32,64}): Same.
9935 (sibcall_nonlocal_sysv<mode>): Same.
9936 (sibcall_value): Same.
9937 (sibcall_value_nonlocal_sysv<mode>): Same.
9939 2007-03-24 Paul Brook <paul@codesourcery.com>
9941 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9942 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9944 2007-03-24 Richard Henderson <rth@redhat.com>
9946 * config/ia64/constraints.md: New file.
9947 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9948 satisfies_constraint_?.
9949 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9950 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9951 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9952 ia64_output_mi_thunk): Likewise.
9953 (ia64_const_ok_for_letter_p): Remove.
9954 (ia64_const_double_ok_for_letter_p): Remove.
9955 (ia64_extra_constraint): Remove.
9956 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9957 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9958 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9959 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9960 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9961 EXTRA_MEMORY_CONSTRAINT): Remove.
9962 * config/ia64/ia64.md: Include constriants.md. Replace
9963 CONST_OK_FOR_? with satisfies_constraint_?.
9965 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9966 H.J. Lu <hongjiu.lu@intel.com>
9968 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9970 (name macros): Use DPD_BID_NAME to convert names properly.
9972 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9973 decimal floating point format.
9974 (init_floating_libfuncs): Change decimal functions so that they
9975 have a "bid_" prefix if the decimal system uses the BID format,
9976 and "dpd_" prefix if the decimal system uses the DPD format.
9977 (init_interclass_conv_libfuncs): Ditto.
9978 (init_intraclass_conv_libfuncs): Ditto.
9980 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9981 using the BID format.
9983 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9984 whether we are using the BID decimal format.
9985 * configure: Regenerate.
9987 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9988 the compiler has decimal floating point enabled. Define
9989 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9992 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9993 using the BID format.
9995 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9996 whether we are using the BID decimal format.
9997 * configure: Regenerate.
9999 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10000 the compiler has decimal floating point enabled. Define
10001 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10004 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10005 options, and that it is enabled for i386/x86_64 systems.
10007 * Makefile.in (enable_decimal_float): New.
10009 (DECNUMINC): Add -I$(DECNUMFMT).
10010 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10011 to $(DECNUMFMT) from $(DECNUM).
10013 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10014 Substitute enable_decimal_float.
10015 * configure: Regenerated.
10018 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10021 * configure.ac: Enable decimal float for x86_64-*-linux*.
10022 * configure: Regenerated.
10025 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10026 decimal128ClearSign to flip and clear the sign bit in decimal128.
10027 (decimal_real_maxval): Set decimal128SetSign to set the sign
10030 2007-03-23 Ian Lance Taylor <iant@google.com>
10032 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10034 2007-03-23 Ian Lance Taylor <iant@google.com>
10036 * tree-dump.c (dump_files): Correct comment.
10038 2007-03-23 Ian Lance Taylor <iant@google.com>
10040 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10042 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10044 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10045 in cfglayout mode. Don't go into and out of cfglayout mode.
10046 Link the blocks in the order of the constructed traces.
10047 (rest_of_handle_tracer): Adjust call to tracer.
10048 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10049 Don't go into cfglayout mode.
10050 (rtl_loop_done): Don't go out of cfglayout mode.
10051 * cfglayout.c (relink_block_chain): New function, split out from...
10052 (fixup_reorder_chain): ...here. Remove redundant checking.
10053 (cfg_layout_finalize): Don't clear the header, footer, and aux
10054 fields here, move the code to do so to relink_block_chain. Likewise
10055 for free_original_copy_tables.
10056 * rtl.h (tracer): Update prototype.
10057 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10058 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10059 mode. Use relink_block_chain to serialize the CFG according to the
10060 new basic block order. Move targetm.cannot_modify_jumps_p check from
10062 (gate_handle_reorder_blocks): ...to here.
10063 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10065 (gate_duplicate_computed_gotos): ...to here.
10066 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10067 something always changes when going into and out of cfglayout mode.
10068 Perform an expensive cfg cleanup while going into cfglayout mode.
10069 Always update liveness information on HAVE_conditional_execution
10070 targets. Reserialize the basic blocks and go out of cfglayout mode.
10071 * reg-stack.c: Include cfglayout.h.
10072 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10073 the call to reorder_basic_blocks.
10074 * basic-block.h (reorder_basic_blocks): Update prototype.
10075 (relink_block_chain): New prototype.
10076 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10078 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10080 * config/mips/mips.md (type, hazard, *movdi_32bit,
10081 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10082 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10083 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10084 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10085 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10087 (movcc): Change first xfer to multi.
10088 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10089 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10090 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10091 config/mips/generic.md: Change reservations using "xfer" to use
10093 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10094 using match_operand.
10095 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10096 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10098 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10100 2007-03-22 Richard Henderson <rth@redhat.com>
10102 * config/i386/i386.c: Remove unnecessary function declarations.
10103 Move targetm definition, and all related macros, to the end of
10104 the file. Resort some functions to put definitions before uses.
10105 (ix86_attribute_table): Make static. Move to end of file.
10106 (ix86_gimplify_va_arg): Make static.
10108 2007-03-22 Richard Henderson <rth@redhat.com>
10110 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10111 don't increase local_regparm with force_align_arg_pointer check.
10112 (ix86_function_sseregparm): Assert 32-bit.
10113 (type_has_variadic_args_p): New.
10114 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10115 type_has_variadic_args_p.
10116 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10117 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10118 use memset instead. Do maybe_vaarg check first; skip attribute
10119 tests if true; skip attribute tests for 64-bit.
10120 (construct_container): Remove TARGET_DEBUG_ARG.
10121 (function_arg_advance_32, function_arg_advance_64): Split out ...
10122 (function_arg_advance): ... from here.
10123 (function_arg_32, function_arg_64): Split out ...
10124 (function_arg): ... from here.
10125 (ix86_pass_by_reference): Tidy.
10126 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10127 (function_value_32): New, from parts of ix86_function_value
10128 and ix86_value_regno.
10129 (function_value_64): New, from parts of ix86_function_value
10130 and ix86_libcall_value.
10131 (ix86_function_value_1): New.
10132 (ix86_function_value, ix86_libcall_value): Use it.
10133 (return_in_memory_32, return_in_memory_64): Split out ...
10134 (ix86_return_in_memory): ... from here.
10135 (ix86_struct_value_rtx): Skip for 64-bit.
10136 (ix86_libcall_value, ix86_value_regno): Remove.
10137 (setup_incoming_varargs_64): Split out ...
10138 (ix86_setup_incoming_varargs): ... from here.
10139 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10140 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10141 * config/i386/i386-protos.h (ix86_function_value): Remove.
10142 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10144 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10147 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10148 infinities not supported, otherwise emit warning if -Woverflow. On
10149 underflow, emit warning if -Woverflow.
10150 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10152 * real.h (real_from_string): Update declaration
10154 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10155 Richard Henderson <rth@redhat.com>
10157 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10158 * calls.c (compute_argument_block_size, expand_call,
10159 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10160 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10161 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10162 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10163 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10164 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10165 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10166 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10169 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10171 * c-incpath.c (add_sysroot_to_chain): New.
10172 (merge_include_chains): Add sysroot argument. Call
10173 add_sysroot_to_chain if sysrooted.
10174 (register_include_chains): Update call to merge_include_chains.
10175 * doc/cppopts.texi: Document use of '=' in include directory
10178 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10180 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10181 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10182 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10183 insn pattern using X87MODEF12 mode macro.
10185 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10187 * regmove.c (regmove_optimize): Use reg_mentioned_p
10188 instead of reg_overlap_mentioned_p for DST.
10190 2007-03-21 Mike Stump <mrs@apple.com>
10192 * c.opt: Fixup for Objective-C/C++.
10194 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10196 * explow.c (convert_memory_address): Fold memory reference when
10197 POINTERS_EXTEND_UNSIGNED < 0
10199 2007-03-21 Richard Henderson <rth@redhat.com>
10202 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10203 * config/i386/mmintrin.h (__m64): Likewise.
10204 * config/i386/xmmintrin.h (__m128): Likewise.
10206 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10208 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10209 (VXWORKS_OS_CPP_BUILTINS): Define.
10210 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10211 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10213 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10215 * rtl.h (constant_pool_reference_p): Delete.
10216 (find_constant_src): Declare.
10217 * rtlanal.c (find_constant_src): New function.
10218 * simplify-rtx.c (constant_pool_reference_p): Delete.
10219 * config/i386/i386.md: Use find_constant_src instead of
10220 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10222 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10224 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10225 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10227 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10229 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10230 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10231 (arm_elf_asm_constructor): Use it.
10232 (arm_elf_asm_destructor): New function.
10234 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10236 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10238 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10240 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10242 2007-03-19 Andrew Haley <aph@redhat.com>
10244 PR tree-optimization/31264
10245 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10246 VIEW_CONVERT_EXPRs.
10248 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10250 PR rtl-optimization/30907
10251 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10252 (fwprop_init): Always call loop_optimizer_initialize.
10253 (fwprop_done): Always call loop_optimizer_finalize.
10254 (fwprop): We always have loop info now.
10255 (gate_fwprop_addr): Remove.
10256 (pass_fwprop_addr): Use gate_fwprop as gate.
10258 PR rtl-optimization/30841
10259 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10260 df_chain_alloc): Call df_reorganize_refs unconditionally.
10261 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10262 refs_organized to refs_organized_size.
10263 (df_ref_create_structure): Use refs_organized_size instead of
10264 bitmap_size if refs had been organized, and keep refs_organized_size
10266 * df.h (struct df_ref_info): Change refs_organized to
10267 refs_organized_size.
10268 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10271 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10273 * except.c (output_function_exception_table): Do not reference the
10274 EH personality routine for functions that do not require an
10277 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10280 * c-typeck.c (convert_for_assignment): Call comptypes for
10281 RECORD_TYPE or UNION_TYPE.
10283 PR inline-asm/30505
10284 * reload1.c (reload): Do invalid ASM checking after
10285 cleanup_subreg_operands.
10287 2007-03-19 Jeff Law <law@redhat.com>
10289 * tree-cfg.c (find_taken_edge): Tighten conditions for
10290 optimizing computed gotos.
10292 2007-03-19 Michael Matz <matz@suse.de>
10294 * builtins.c (expand_builtin_sync_operation,
10295 expand_builtin_compare_and_swap,
10296 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10299 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10300 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10303 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10305 * doc/tm.texi: Add brackets around the return type of
10306 TARGET_SECONDARY_RELOAD.
10308 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10309 Richard Guenther <rguenther@suse.de>
10311 PR tree-optimization/31254
10312 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10313 Use handled_component_p () where appropriate. Continue
10314 propagating into the rhs if we propagated into an INDIRECT_REF
10317 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10319 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10320 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10321 (xde, xdee): Mode attributes adjusted to support DFP modes.
10322 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10323 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10324 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10325 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10326 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10327 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10328 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10330 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10331 "movsf"): Insn definitions removed.
10332 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10333 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10334 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10336 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10337 "reload_in<mode>", "reload_out<mode>"): Expander added.
10338 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10341 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10343 * config/s390/s390.md: Only non-functional changes. Renamed
10344 FPR mode macro to BFP all over the file.
10346 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10348 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10349 (op_type attribute): RRF instruction type added.
10350 (fT0): New mode attribute.
10351 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10352 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10353 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10354 instruction no secondary memory is needed when moving DFmode values
10355 between GPRs and FPRs.
10357 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10359 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10360 inverted and documentation adjusted.
10361 ("mhard-dfp", "msoft-dfp"): New options.
10362 * config/s390/s390.c (s390_handle_arch_option): New architecture
10364 (override_options): Sanity checks for the new options added.
10365 * config.gcc: New architecture switch: z9-ec.
10366 * config/s390/s390.h (processor_flags): PF_DFP added.
10367 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10368 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10369 when the bit is NOT set so remove it from the defaults.
10371 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10373 * genemit.c (main): Print include statement for dfp.h.
10374 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10377 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10379 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10381 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10384 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10385 instead of PATTERN.
10387 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10389 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10390 attr_length_call, output_call, output_indirect_call): Cleanup
10391 formatting of targetm calls.
10393 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10395 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10397 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10399 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10400 reservation, bypass and anti-bypass descriptions for these
10401 instructions. Update move patterns.
10402 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10405 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10407 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10408 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10409 (get_initial_def_for_reduction): Likewise.
10411 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10413 Fix PR tree-optimization/29922
10414 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10415 (get_representative): Removed.
10416 (value_dies_in_block_x): Update for rvuse removal.
10417 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10418 (compute_antic_aux): Handle when PHI nodes appear in
10419 non-single-successors.
10420 (dump_bitmap_of_names): Removed.
10421 (compute_antic_safe): Renamed and removed rvuse calculation.
10422 Calculate only antic safe.
10423 (insert_into_preds_of_block): Remove assert.
10424 (execute_pre): Update for renamed functions.
10425 (defer_or_phi_translate_block): New function.
10427 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10429 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10430 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10432 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10433 Follow spelling conventions.
10435 * tree-data-ref.h: Remove the prototype for analyze_array.
10437 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10439 PR tree-optimization/31041
10440 * tree-vect-transform.c (get_initial_def_for_induction): Call
10441 force_gimple_operand.
10443 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10445 * ipa-type-escape.c (look_for_casts) : Revert code to use
10446 handled_component_p due to ada test a-numaux.adb.
10448 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10450 * final.c (final_scan_insn): Alter the condition of a
10451 conditional trap if we have nonstandard CC.
10453 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10455 * configure.ac: Remove excess quoting from asm line 0 test.
10456 * configure: Rebuilt.
10458 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10460 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10461 * c-common.c (convert_and_check): Move warning logic to...
10462 (warnings_for_convert_and_check): ...here. Define.
10463 * c-common.h (warnings_for_convert_and_check): Declare.
10465 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10467 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10468 (output_call): Likewise.
10470 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10472 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10474 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10476 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10478 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10480 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10481 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10483 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10485 PR tree-optimization/31183
10486 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10487 Use double_int instead of unsigned int for representing access_strides.
10488 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10490 2007-03-16 Richard Guenther <rguenther@suse.de>
10492 PR tree-optimization/31146
10493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10494 to allow recursion of forward_propagate_addr_expr.
10495 (forward_propagate_addr_into_variable_array_index): Likewise.
10496 (forward_propagate_addr_expr): Likewise.
10497 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10498 (forward_propagate_addr_expr_1): Recurse on simple copies
10499 instead of propagating into them. Do so for useless conversions
10501 (forward_propagate_addr_expr): Clean up unused statements after
10504 2007-03-16 Richard Guenther <rguenther@suse.de>
10506 * builtins.c (expand_builtin_cexpi): Use the right argument
10507 for the expansion via cexp.
10509 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10511 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10512 * configure: Rebuilt.
10514 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10517 * dwarf2out.c (force_type_die): Adjust comment.
10518 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10520 2007-03-15 DJ Delorie <dj@redhat.com>
10522 * config/frv/predicates.md (minmax_operator): Don't check operands
10525 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10527 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10528 Update constant estimates of number of iterations.
10529 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10530 argument renamed to "realistic".
10531 (compute_estimated_nb_iterations): Removed.
10532 (record_niter_bound): New function.
10533 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10534 call record_nonwrapping_iv with upper = false.
10535 (infer_loop_bounds_from_signedness): Pass upper argument to
10536 record_nonwrapping_iv.
10537 (estimate_numbers_of_iterations_loop): Do not call
10538 compute_estimated_nb_iterations. Record estimate based on profile
10539 information. Initialize the constant estimates of number of
10541 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10543 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10544 number of iterations is too small.
10545 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10546 (EST_NOT_AVAILABLE): Removed.
10547 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10548 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10551 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10553 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10554 Handle NE_EXPR guards.
10556 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10559 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10560 Set also -pedantic-errors by default for the preprocessor unless
10561 -fpermissive is given.
10563 2007-03-15 Richard Guenther <rguenther@suse.de>
10565 PR middle-end/29719
10566 PR middle-end/31161
10567 * builtins.c (expand_builtin_cexpi): As a fallback if we
10568 don't have builtins for sincos or cexp create a function
10569 declaration for cexp and expand to a call to that.
10570 (expand_builtin_int_roundingfn): Always fall
10571 back to floor/ceil and its variants even if they may be
10574 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10576 PR middle-end/31159
10577 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10578 jump tables, move the call to delete_dead_jumptables from here...
10579 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10580 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10581 don't allow merging of blocks that try_redirect_by_replacing_jump
10582 also does not handle when not optimizing.
10584 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10585 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10587 * config/i386/i386.md (x86_sahf_1): Correctly handle
10590 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10593 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10594 x86_64_general_operand as operand[2] predicate. Remove "iF"
10595 from operand constraints and use "e" constraint instead.
10596 (*subti3_1, *subti3_1 splitter): Ditto.
10597 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10598 operand[1] predicate.
10600 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10602 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10603 arrays, multiply the access strides by the size of the sub-array.
10604 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10606 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10608 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10609 the configured assembler supports the sahf mnemonic.
10610 * configure: Regenerate.
10611 * config.in: Regenerate.
10613 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10614 emit "sahf" or ".byte\t0x9e" as asm template.
10616 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10619 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10620 option to replace hard coded TARGET_xxx in md file.
10621 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10622 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10623 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10624 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10625 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10626 (X86_TUNE_NOT_VECTORMODE): Ditto.
10627 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10628 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10629 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10630 (TUNE_SLOW_IMUL_IMM8): Ditto.
10631 (TUNE_MOVE_M1_VIA_OR): Ditto.
10632 (TUNE_NOT_UNPAIRABLE): Ditto.
10633 (TUNE_NOT_VECTORMODE): Ditto.
10635 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10638 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10639 tuning options instead of hard coded TARGET_xxx.
10640 (fix ssemode peephole2's): Ditto.
10641 (imul peephole2's): Ditto.
10643 (movdi_or_rex64): Ditto.
10644 (move peephole2): Ditto.
10645 (not peephole2's): Ditto.
10647 2007-03-14 Dirk Mueller <dmueller@suse.de>
10649 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10650 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10651 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10653 * c-parser.c (c_parser_do_statement): Warn about empty body in
10654 do/while statement.
10655 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10656 * doc/invoke.texi (-Wempty-body): Update documentation.
10658 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10661 * c-common.h (warn_for_div_by_zero): Declare.
10662 * c-common.c (warn_for_div_by_zero): Define.
10663 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10666 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10668 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10669 to PREFIX and STANDARD_PREFIX.
10671 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10672 Phil Edwards <phil@codesourcery.com>
10674 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10675 (__gthread_once_t): Remove busy field for RTPs.
10676 (__GTHREAD_ONCE_INIT): Update accordingly.
10678 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10680 * doc/invoke.texi: Document VxWorks options.
10682 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10684 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10686 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10688 PR tree-optimization/30590
10689 * tree-nrv.c (tree_nrv): Check for the partial update of the
10692 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10694 * flags.h (flag_random_seed): Remove declaration, in favor of...
10695 * toplev.h (get_random_seed, set_random_seed): ... these.
10696 * tree.c (get_file_function_name): Use the former.
10697 * opts.c (common_handle_option): Use the latter.
10700 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10702 PR middle-end/31127
10703 * cse.c (cse_find_path): Do not bail out if a basic block that
10704 we already visited now becomes part of a path that starts at a
10705 different basic block. Just disallow this, to make sure we
10706 visit each basic block at most once.
10708 2007-03-13 Jan Hubicka <jh@suse.cz>
10710 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10711 attributes, when profile esitmate is present, calls with very low
10712 frequency are cold.
10714 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10716 PR tree-optimization/30730
10717 PR tree-optimization/26900
10718 * tree-ssa-loop-niter.c: Include gmp.h.
10719 (bounds): New type.
10720 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10721 split_to_var_and_offset, determine_value_range,
10722 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10723 bound_difference, bounds_add, bounds_negate,
10724 number_of_iterations_ne_max, dump_affine_iv): New functions.
10725 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10726 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10727 difference of initial and final value of control iv to validate
10729 (number_of_iterations_cond): Add loop parameter. Determine bounds
10730 on the difference of the extremes of the control iv. Add dumps.
10731 (expand_simple_operations): Handle phi nodes.
10732 (simplify_using_initial_conditions): Do not record used conditions.
10733 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10734 Do not set additional_info.
10735 (implies_nonnegative_p, implies_ge_p): Removed.
10736 (derive_constant_upper_bound): Do not use parameter `additional'.
10737 (record_estimate): Parameter `additional' removed. Parameter
10738 `i_bound' added. Do not call derive_constant_upper_bound.
10739 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10740 bound the number of iterations estimate.
10741 (estimate_numbers_of_iterations_loop): Pass the estimate from
10742 the number of iterations analysis to record_estimate.
10743 * tree.h (multiple_of_p): Declare.
10744 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10745 (scev_const_prop): Do not check expression_expensive_p.
10746 * fold-const.c (multiple_of_p): Exported.
10747 * double-int.c (double_int_mask): Exported.
10748 * double-int.h (double_int_mask): Declare.
10749 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10750 field. Added max field.
10752 2007-03-13 David Taylor <taylor@candd.org>
10755 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10758 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10761 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10762 two unamed patterns.
10764 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10766 * config/i386/i386.opt (mcx16, msahf): New options.
10767 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10768 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10770 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10771 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10772 Output -mcx16 and -msahf options when corresponding bit is set.
10774 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10775 and -msahf options.
10777 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10779 * configure.ac: Test for assembler tolerance to # 0 "".
10780 * configure, config.in: Rebuilt.
10781 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10783 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10785 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10787 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10788 (handle_syscall): Handle direct system calls.
10789 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10791 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10793 * doc/invoke.texi: Fix cpp.info cross-reference.
10794 * doc/passes.texi: Fix gcc.info cross-reference.
10796 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10798 PR tree-optimization/30835
10799 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10800 bb_for_stmt is not NULL before accessing it.
10802 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10804 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10807 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10810 * doc/install.texi: Document --enable-stage1-languages
10812 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10814 * tree-pass.h (pass_into_cfg_layout_mode,
10815 pass_outof_cfg_layout_mode): Declare.
10816 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10817 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10818 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10819 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10821 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10823 * c-decl.c (warn_variable_length_array): New function.
10824 Refactored from grokdeclarator to handle warn_vla
10825 and handle unnamed array case.
10826 (grokdeclarator): Refactored VLA warning case.
10827 * c.opt (Wvla): New flag.
10828 * doc/invoke.texi (Wvla): New warning.
10830 2007-03-12 Richard Henderson <rth@redhat.com>
10832 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10833 (TARGET_SECTION_TYPE_FLAGS): New.
10835 2007-03-12 Richard Henderson <rth@redhat.com>
10837 * config/darwin.c (machopic_reloc_rw_mask): New.
10838 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10839 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10841 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10843 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10844 * cppdefault.h (cpp_PREFIX): Document.
10845 (cpp_PREFIX_len): Likewise.
10846 (cpp_EXEC_PREFIX): New variable.
10847 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10848 * c-incpath.c (add_standard_paths): Correct logic for relocating
10849 paths within prefix.
10851 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10853 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10854 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10856 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10857 fix_truncdfdi_sse using SSEMODEF mode macro.
10858 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10859 fix_truncdfsi_sse using SSEMODEF mode macro.
10860 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10861 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10863 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10865 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10866 elfos.h to tm_file.
10868 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10870 * tree.h : Add multiple_of_p declaration.
10871 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10872 * ipa-type-escape.c (results_of_malloc): Redundant.
10873 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10874 (cast_type): Extended with new members.
10875 (check_cast): Returns cast_type.
10876 (cast): New structure for data of walk_use_def_chains.
10877 (is_malloc_result, is_cast_from_non_pointer_1,
10878 is_cast_from_non_pointer,
10879 is_array_access_through_pointer_and_index): New functions.
10880 (look_for_casts): Returns cast types.
10881 (check_call): Returns void.
10882 (okay_pointer_operation): Use support of pointer plus index,
10883 pointer plus constant and allow all multiplications.
10885 2007-03-11 Richard Guenther <rguenther@suse.de>
10887 PR tree-optimization/31115
10888 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10889 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10890 A shift count of zero is not special as with *_DIV_EXPR.
10891 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10894 2007-03-11 Ian Lance Taylor <iant@google.com>
10896 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10897 the *_DIV_EXPR codes correctly with overflow infinities.
10899 2007-03-11 Ira Rosen <irar@il.ibm.com>
10901 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10902 indicate success/failure of the analysis. Add negation to subtrahend
10903 in case of subtraction. Fail if both operands contain constants.
10904 (create_data_ref): Fail if analyze_offset fails.
10906 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10908 * config/i386/i386.md (frndintxf2): Rename to ...
10909 (rintxf2): ... this. Remove expander having same name.
10910 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10911 (roundsf2, rounddf2): Ditto.
10912 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10913 (lround<mode>di2, lround<mode>si2): Ditto.
10915 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10917 * lower-subreg.c: Include except.h.
10918 (decompose_multiword_subregs): Verify that the only control flow
10919 insns we can split are loads to multi-words pseudos.
10920 Handle breaking such blocks after splitting, instead of calling
10921 find_many_sub_basic_blocks.
10923 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10924 on the new basic block. Add a lengthy comment explaining why we
10925 thought this was necessary.
10926 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10928 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10931 * tree.c (walk_type_fields): Recurse into the element type of
10932 ARRAY_TYPEs if there is a pointer set.
10934 2007-03-10 Dirk Mueller <dmueller@suse.de>
10936 * c-common.c (warn_logical_operator): Fix condition.
10938 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10940 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10942 * config/darwin.c (machopic_select_section): Remove superfluous
10943 argument in call to categorize_decl_for_section. Remove unused
10946 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10948 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10950 * configure: Regenerate.
10952 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10955 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10956 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10957 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10958 Add LABEL_NUSES to emitted label.
10959 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10960 branch probability value to emitted jump insn.
10961 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10962 Do not check life information and do not re-arrange input operands
10963 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10965 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10967 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10968 the change of decode_asm_operands.
10970 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10972 * mode-switching.c (create_pre_exit): Skip blockage insn.
10974 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10976 * tree-pass.h (TODO_update_smt_usage): Remove.
10978 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10982 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10984 * pa.c (attr_length_call): Revise condition for long
10985 pc-relative branch.
10986 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10987 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10988 sequence on SOM target.
10990 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10992 * gcc.c: Document %{, in big comment at top.
10993 (input_suffix_matches): Remove special handling for .s and
10995 (input_spec_matches): New.
10996 (handle_braces): Handle %{,.
10997 (validate_switches): ',' indicates a value which is not a switch.
10998 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10999 to detect assembler input.
11000 * config/i386/sol2.h (CPP_SPEC): Likewise.
11001 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11002 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11003 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11004 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11005 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11006 -m64 causes deployment target to default to 10.5.
11007 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11009 2007-03-09 Richard Henderson <rth@redhat.com>
11012 * target.h (targetm.asm.out.reloc_rw_mask): New.
11013 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11014 (TARGET_ASM_OUT): Use it.
11015 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11016 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11017 use the new reloc_rw_mask target hook instead.
11018 (default_section_type_flags_1): Merge into...
11019 (default_section_type_flags): ... here.
11020 (decl_readonly_section_1): Merge into...
11021 (decl_readonly_section): ... here.
11022 (default_elf_select_section_1): Merge into...
11023 (default_elf_select_section): ... here.
11024 (default_unique_section_1): Merge into...
11025 (default_unique_section): ... here.
11026 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11027 (default_select_rtx_section): Use it.
11028 (default_elf_select_rtx_section): Likewise.
11029 * output.h: Update to match.
11030 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11031 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11032 (TARGET_ASM_RELOC_RW_MASK): New.
11033 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11034 to categorize_decl_for_section.
11035 (x86_64_elf_unique_section): Likewise.
11036 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11037 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11038 (TARGET_ASM_RELOC_RW_MASK): New.
11039 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11040 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11041 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11042 (TARGET_RWRELOC): Remove.
11043 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11044 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11045 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11046 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11047 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11048 (rs6000_xcoff_select_section): Use decl_readonly_section.
11049 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11050 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11051 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11052 (TARGET_SECTION_TYPE_FLAGS): Remove.
11053 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11055 2007-03-09 Roger Sayle <roger@eyesopen.com>
11057 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11058 complex constant equality/inequality comparisons for here.
11059 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11060 known at compile-time or can be simplified to a scalar comparison.
11061 (fold_relational_const): Move compile-time evaluation of complex
11062 constant equality/inequality comparisons to here.
11064 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11066 PR rtl-optimization/30643
11067 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11069 (fold_rtx): Recurse, like before 2006-11-03.
11071 2007-03-09 DJ Delorie <dj@redhat.com>
11073 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11076 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11078 PR tree-optimization/30375
11079 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11080 LHS of statements is not the same.
11081 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11083 2007-03-09 Chao-ying Fu <fu@mips.com>
11085 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11087 * doc/invoke.texi (-mdspr2): Document new option.
11088 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11089 New unspec for DSP REV 2.
11090 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11091 these instructions are extended in DSP REV 2.
11092 (mips-dspr2.md): Include.
11093 * config/mips/mips.opt (mdspr2): New option.
11094 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11095 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11096 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11097 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11098 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11099 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11100 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11102 (bdesc_map): Add one field of unsupported_target_flags.
11103 (bdesc_arrays): Update entries to have extra fields. Add
11105 (mips_init_builtins): Initialize new function types.
11106 Check unsupported_target_fileds to filter out builtins.
11107 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11109 (ASM_SPEC): Pass mdspr2 to the assembler.
11110 * config/mips/mips-dspr2.md: New file.
11112 2007-03-09 Sa Liu <saliu@de.ibm.com>
11114 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11116 2007-03-09 Ian Lance Taylor <iant@google.com>
11118 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11119 argument) like -Wstrict-overflow=2.
11120 * doc/invoke.texi (Warning Options): Update documentation.
11122 2007-03-09 Dirk Mueller <dmueller@suse.de>
11125 * doc/invoke.texi (-Wlogical-op): Document.
11126 * common.opt (-Wlogical-op): New.
11127 * c-common.h (warn_logical_operator): Declare.
11128 * c-common.c (warn_logical_operator): Define.
11129 * c-typeck.c (parser_build_binary_op): Call
11130 warn_logical_operator.
11132 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11134 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11135 * final.c (final_scan_insn): Test for non-"" file name.
11137 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11139 * doc/loop.texi: Document the Omega linear constraints solver.
11140 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11141 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11142 omega-hash-table-size, omega-max-keys, and
11143 omega-eliminate-redundant-constraints.
11144 * tree-pass.h (pass_check_data_deps): Declared.
11147 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11148 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11149 pass_check_data_deps): New.
11150 * tree-data-ref.c (init_data_ref): Remove declaration.
11151 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11152 (analyze_array): Renamed init_array_ref, move up initializations.
11153 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11154 Removed arguments that are set to NULL.
11155 (analyze_indirect_ref): Correct indentation, correct call to
11157 (object_analysis): Call init_array_ref instead of analyze_array.
11158 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11159 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11160 of DR_ACCESS_FNS_ADDR.
11161 (init_omega_eq_with_af, omega_extract_distance_vectors,
11162 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11163 ddr_consistent_p): New.
11164 (compute_affine_dependence): Check consistency of ddrs when
11165 flag_check_data_deps is passed.
11166 (analyze_all_data_dependences): Uncomment.
11167 (tree_check_data_deps): New.
11168 * tree-data-ref.h: Include omega.h.
11169 (DR_ACCESS_FNS_ADDR): Removed.
11170 (data_dependence_relation): Add inner_loop.
11171 (DDR_INNER_LOOP): New.
11172 * common.opt (fcheck-data-deps): New.
11173 * tree-flow.h (tree_check_data_deps): Declare.
11174 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11175 (OBJS-common): Depend on omega.o.
11177 * passes.c (pass_check_data_deps): Scheduled.
11178 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11179 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11180 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11181 PARAM_VECT_MAX_VERSION_CHECKS,
11182 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11184 2007-03-09 Richard Guenther <rguenther@suse.de>
11186 PR tree-optimization/30904
11187 PR middle-end/31058
11188 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11189 the same way as *_DIV_EXPR.
11191 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11193 * recog.c (decode_asm_operands): No mixed declarations and code.
11195 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11197 * rtl.def (ASM_INPUT): Add location.
11198 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11199 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11200 (decode_asm_operands): Add loc operand.
11201 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11202 * stmt.c (expand_asm): Rename to...
11203 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11204 gen_rtx_ASM_INPUT_loc.
11205 (expand_asm_expr): Adjust.
11206 * recog.c (decode_asm_operands): Add loc operand.
11207 (check_asm_operands, extract_insn): Adjust.
11208 * reload1.c (maybe_fix_stack_asms): Likewise.
11209 * final.c (asm_insn_count): Likewise.
11210 (final_scan_insn): Output # line before and after asm.
11212 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11214 * tree-ssa-structalias.c (variable_info): Remove
11216 (new_var_info): Ditto.
11217 (shared_bitmap_info_t): New structure.
11218 (shared_bitmap_table): New variable.
11219 (shared_bitmap_hash): New function.
11220 (shared_bitmap_eq): Ditto
11221 (shared_bitmap_lookup): Ditto.
11222 (shared_bitmap_add): Ditto.
11223 (merge_smts_into): Change to take bitmap directly.
11224 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11225 (init_alias_vars): Init shared bitmap hashtable.
11226 (delete_points_to_sets): Delete shared bitmap hashtable.
11227 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11228 is_aliased removal as a change that was still necessary was
11231 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11233 * config/i386/i386.h (override_options): Conditionally disable
11234 x86_sahf for 64bit targets only.
11236 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11239 * c-decl.c (merge_decls): Don't call make_var_volatile.
11240 * varasm.c (make_var_volatile): Remove.
11241 * output.h (make_var_volatile): Remove.
11243 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11245 PR tree-optimization/31085
11246 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11248 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11250 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11251 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11252 ATTR_CONST_NOTHROW_LIST.
11254 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11257 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11259 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11261 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11264 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11266 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11267 passed, use shared libgcc.
11269 2007-03-08 Roger Sayle <roger@eyesopen.com>
11271 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11272 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11273 (honor_protect_cleanup_actions, lower_try_finally_switch):
11275 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11276 ifc_temp_var): Likewise.
11277 * tree-inline.c (setup_one_parameter): Likewise.
11278 * tree-mudflap.c (mf_decl_cache_locals,
11279 mf_build_check_statement_for): Likewise.
11280 * tree-nested.c (init_tmp_var, save_tmp_var,
11281 finalize_nesting_tree_1): Likewise.
11282 * tree-outof-ssa.c (insert_copy_on_edge,
11283 insert_backedge_copies): Likewise.
11284 * tree-profile.c (tree_gen_edge_profiler,
11285 tree_gen_ic_profiler): Likewise.
11286 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11287 * tree-sra.c (sra_build_assignment): Likewise.
11288 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11289 * tree-ssa-math-opts.c (insert_reciprocals,
11290 execute_cse_sincos_1): Likewise.
11291 * tree-tailcall.c (adjust_accumulator_values,
11292 adjust_return_value): Likewise.
11293 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11294 * tree-vect-transform.c (vect_create_data_ref_ptr,
11295 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11296 vect_create_epilog_for_reduction, vectorizable_reduction,
11297 vectorizable_call, vectorizable_conversion,
11298 vectorizable_assignment, vectorizable_operation,
11299 vectorizable_type_demotion, vect_gen_widened_results_half,
11300 vect_permute_store_chain, vectorizable_store,
11301 vect_setup_realignment, vect_permute_load_chain,
11302 vectorizable_load, vectorizable_condition,
11303 vect_create_cond_for_align_checks): Likewise.
11304 * tree-vrp.c (build_assert_expr_for): Likewise.
11306 2007-03-08 Ian Lance Taylor <iant@google.com>
11308 * tree-vrp.c: Include "intl.h".
11309 (usable_range_p): New static function.
11310 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11311 overflowed values, juts set *strict_overflow_p.
11312 (compare_values): Only return -2 if one of the operands is not a
11314 (compare_ranges): Call usable_range_p.
11315 (compare_range_with_value): Likewise.
11316 (vrp_evaluate_conditional_warnv): Rename from
11317 vrp_evaluate_conditional. Make static. Change all callers.
11318 (vrp_evaluate_conditional): New function.
11319 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11320 on signed overflow.
11321 (simplify_abs_using_ranges): Likewise.
11322 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11323 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11324 within_stmt parameter.
11325 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11326 vrp_evaluate_conditional.
11327 * tree-ssa-threadedge.c
11328 (record_temporary_equivalences_from_stmts_at_dest): Change
11329 simplify parameter to take a second tree parameter.
11330 (simplify_control_stmt_condition): Likewise.
11331 (thread_across_edge): Likewise.
11332 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11333 (thread_across_edge): Likewise.
11334 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11336 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11338 * config/i386/i386.h (TARGET_SAHF): New define.
11339 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11340 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11341 (x86_sahf): New global variable.
11342 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11343 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11344 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11345 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11347 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11348 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11349 when expanding fcomi/sahf based tests.
11350 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11351 expanding sahf based alternative. Emit sahf based sequence when
11352 optimizing for code size.
11353 * config/i386/i386.md (x86_sahf_1): Do not disable for
11354 TARGET_64BIT, enable for TARGET_SAHF.
11356 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11358 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11359 spurious whitespace from error message.
11361 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11364 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11366 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11368 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11370 * tree-sra.c (instantiate_element): Propagate disabled warnings
11371 from the element itself to the created variable.
11373 2007-03-07 Richard Henderson <rth@redhat.com>
11376 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11377 silently fix up the stack in the case of a missing register.
11379 2007-03-07 Paul Brook <paul@codesourcery.com>
11381 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11383 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11385 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11387 (phase1_vrs): Use them.
11388 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11389 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11390 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11391 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11392 __gnu_Unwind_Restore_WMMXC if required.
11393 (_Unwind_VRS_Pop): Implement iWMMXt support.
11394 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11395 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11396 gnu_Unwind_Save_WMMXC): Define.
11398 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11400 * config/vxworks.h (vxworks_override_options): Declare.
11401 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11402 * config/vxworks.c: Include target.h and toplev.h.
11403 (vxworks_override_options): New function.
11404 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11406 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11408 * config/s390/s390.c (override_options): Don't emit an error when
11409 -mstack-size is used without providing -mstack-guard.
11410 (s390_emit_prologue): Choose stack_guard value automatically if not
11411 provided via command line.
11412 * doc/invoke.texi: Adjust description of -mstack-guard and
11415 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11417 * config/i386/i386.c (output_set_got): Add a GOT initialization
11418 sequence for VxWorks PIC.
11419 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11420 around labels as well as symbols. Use gotoff_operand instead
11421 of local_symbolic_operand.
11422 (legitimize_pic_address): Use gotoff_operand instead of
11423 local_symbolic_operand. Use @GOT accesses for labels as
11425 (ix86_output_addr_diff_elt): Use PC-relative rather than
11426 GP-relative offsets for VxWorks PIC.
11427 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11428 no_new_pseudos. Check whether the returned register is op0.
11429 * config/i386/i386.md (tablejump): Use PC-relative rather than
11430 GP-relative offsets for VxWorks PIC.
11431 * config/i386/predicates.md (gotoff_operand): New predicate.
11433 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11435 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11437 * config/vxworks-dummy.h: New file.
11438 * config/i386/i386.h: Include it.
11440 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11442 * dwarf2out.c (is_inlined_entry_point): New
11443 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11444 DW_AT_ranges if the first subblock is the entry point.
11446 2007-03-06 David Daney <ddaney@avtrex.com>
11448 * doc/install.texi (mips-*-*): Change recommended binutils
11451 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11453 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11454 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11456 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11457 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11459 2007-03-06 Jan Hubicka <jh@suse.cz>
11461 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11462 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11464 (probably_cold_bb_p): Cold functions are cold.
11465 (probably_never_executed_bb_p): Cold functions are cold.
11466 (tree_bb_level_predictions): Predict calls to cold functions as not
11468 (compute_function_frequency): Check hot/cold attributes.
11469 * function.h (function_frequency): Update comments.
11470 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11471 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11472 (c_common_att): Add cold and hot.
11474 * doc/extend.texi (hot,cold attributes): Document.
11476 2007-03-06 Andrew Haley <aph@redhat.com>
11478 * function.c (expand_function_end): Move blockage to just after we
11479 emit the label for the naked return from the function.
11481 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11483 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11486 2007-03-06 Jan Hubicka <jh@suse.cz>
11488 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11489 loaded for constant large models. Non-large 64bit PIC can do.
11490 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11491 * cmodel.h: Add LARGE PIC.
11492 * i386.md (UNSPEC_PLTOFF): New.
11493 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11495 (*call_1_rex64): Disable for large models.
11496 (*call_1_rex64_large): New.
11497 (*call_value_1_rex64): Disable for large models.
11498 (*call_value_1_rex64_large): New.
11499 (set_rip_rex4): New.
11500 (set_got_offset_rex64): New.
11501 * predicates.md (constant_call_address_operand): For large model
11502 constant calls are not possible.
11503 * i386-protos.h (construct_plt_address): Declare.
11504 * i386.c (override_options): Accept large models.
11505 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11506 (legitimate_constant_p): Add new UNSPECs.
11507 (legitimate_pic_operand_p): Likewise.
11508 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11509 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11511 (output_pic_addr_const): Add PLTOFF.
11512 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11513 (ix86_expand_move): Legitimize pic address when in PIC mode.
11514 (construct_plt_address): New function.
11515 (ix86_expand_call): Offload the address to register and use GOT
11516 pointer for large model.
11517 * invoke.texi (mcmodel=large): Update documentation.
11519 2007-03-06 Richard Henderson <rth@redhat.com>
11521 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11522 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11523 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11524 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11525 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11526 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11527 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11528 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11529 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11530 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11531 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11532 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11533 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11534 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11535 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11536 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11537 x86_schedule, x86_use_bt, x86_pad_returns,
11538 x86_use_xchgb): Merge into ...
11539 (ix86_tune_features): ... here. New array.
11540 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11541 x86_bswap): Merge into ...
11542 (ix86_arch_features): ... here. New array.
11543 (x86_3dnow_a): Remove.
11544 (x86_accumulate_outgoing_args): Make static.
11545 (x86_arch_always_fancy_math_387): Make static.
11546 (ix86_tune_mask, ix86_arch_mask): Move ...
11547 (override_options): ... to local variables here. Apply the
11548 appropriate mask to each element of ix86_arch_features and
11549 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11550 as were done in the old macros.
11551 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11552 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11553 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11554 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11555 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11556 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11557 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11558 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11559 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11560 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11561 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11562 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11563 x86_accumulate_outgoing_args, x86_prologue_using_move,
11564 x86_epilogue_using_move, x86_decompose_lea,
11565 x86_arch_always_fancy_math_387, x86_shift1,
11566 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11567 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11568 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11569 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11570 x86_use_incdec, x86_pad_returns, x86_bswap,
11571 x86_partial_flag_reg_stall): Remove.
11572 (enum ix86_tune_indices): New.
11573 (ix86_tune_features): New.
11574 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11575 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11576 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11577 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11578 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11579 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11580 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11581 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11582 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11583 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11584 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11585 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11586 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11587 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11588 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11589 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11590 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11591 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11592 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11593 TARGET_EXT_80387_CONSTANTS): Use it.
11594 (enum ix86_arch_indices): New.
11595 (ix86_arch_features): New.
11596 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11597 TARGET_BSWAP): Use it.
11598 (ix86_tune_mask, ix86_arch_mask): Remove.
11600 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11603 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11604 Define using $${sysroot_headers_suffix}.
11605 * configure: Regenerate.
11606 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11607 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11609 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11610 * gcc.c (print_sysroot_headers_suffix): New.
11611 (option_map): Include --print-sysroot-headers-suffix.
11612 (display_help): Mention -print-sysroot-headers-suffix.
11613 (process_command): Handle -print-sysroot-headers-suffix.
11614 (do_spec_1): Append multilib directory to include-fixed path if
11615 sysroot suffixes in use.
11616 (main): Handle -print-sysroot-headers-suffix.
11617 * Makefile.in (start.encap): Don't depend on xlimits.h
11618 (xlimits.h): Remove.
11619 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11620 limits.h for each multilib in fixinc_list.
11621 (fixinc_list, s-fixinc_list): New.
11622 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11623 generate them for each multilib in fixinc_list.
11624 (stmp-fixproto): Use include-fixed. Run fixproto for each
11625 multilib in fixinc_list.
11626 (mostlyclean): Don't remove xlimits.h.
11627 (clean): Remove include-fixed.
11628 (real-install-headers-tar, real-install-headers-cpio,
11629 real-install-headers-cp): Don't copy include, only include-fixed.
11630 (install-mkheaders): Depend on fixinc_list. Don't depend on
11631 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11632 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11633 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11635 2007-03-06 Jan Hubicka <jh@suse.cz>
11637 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11640 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11642 * configure.ac: Allow tm_file to contain build-directory files.
11643 * configure: Regenerate.
11644 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11645 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11646 * config/m68k/print-sysroot-suffix.sh: New file.
11648 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11650 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11651 of pic_offset_table_rtx if reload_completed.
11652 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11653 PIC_OFFSET_TABLE_REGNUM.
11654 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11656 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11657 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11659 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11661 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11662 functions that call eh_return.
11664 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11666 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11667 functions that need a constant pool.
11669 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11672 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11673 (m68k_preferred_reload_class): Likewise.
11674 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11675 (SECONDARY_RELOAD_CLASS): Define.
11676 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11677 (LIMIT_RELOAD_CLASS): Delete.
11678 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11679 registers from storing bytes.
11680 (m68k_secondary_reload_class): New function.
11681 (m68k_preferred_reload_class): Likewise.
11683 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11685 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11687 (m68k_expand_prologue): Likewise.
11689 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11691 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11692 (mips_expand_epilogue): Add a bool parameter.
11693 (m68k_legitimize_sibcall_address): Declare.
11694 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11695 (m68k_expand_epilogue): Add a parameter to select between sibling
11696 and normal epilogues. Only generate a return for the latter.
11697 (m68k_ok_for_sibcall_p): New function.
11698 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11699 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11700 (sibcall_value, *sibcall_value): Likewise.
11701 (*call, *call_value): Require !SIBLING_CALL_P.
11702 (epilogue): Update call to m68k_expand_epilogue.
11703 (sibcall_epilogue): New pattern.
11704 * config/m68k/predicates.md (const_call_operand): Say that this
11705 predicate applies to sibling calls too.
11706 (sibcall_operand): New predicate.
11708 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11710 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11711 alternatives as movsi_cf.
11712 (movsf_cf_hard): Add commentary.
11714 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11715 Richard Sandiford <richard@codesourcery.com>
11717 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11718 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11719 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11720 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11721 as being live on exit from an interrupt function.
11722 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11723 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11724 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11725 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11726 (m68k_interrupt_function_p): Globalize.
11727 (m68k_compute_frame_layout): Remove reverse mask code.
11728 (m68k_emit_movem, m68k_set_frame_related): New functions.
11729 (m68k_output_function_prologue): Delete in favor of...
11730 (m68k_expand_prologue): ...this new function.
11731 (m68k_output_function_epilogue): Delete in favor of...
11732 (m68k_expand_epilogue): ...this new function.
11733 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11735 (print_operand): Handle %?.
11736 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11737 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11738 (prologue, epilogue): New patterns.
11739 (return): Turn into a define_expand.
11740 (*return): New pattern, derived from old "return" pattern. Use rte
11741 rather than rts for interrupt functions. Only use rtd if the pop
11743 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11744 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11745 (link, *link, unlink, *unlink, load_got): Likewise.
11747 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11751 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11752 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11753 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11754 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11755 and m68k_matches_u_p.
11756 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11757 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11758 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11759 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11760 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11761 (REG_STRICT_P): New macro.
11762 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11763 PCREL_GENERAL_OPERAND_OK.
11764 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11765 m68k_legitimate_base_reg_p.
11766 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11767 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11768 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11769 * config/m68k/m68k.c (m68k_address): New structure.
11770 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11771 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11772 (m68k_jump_table_ref_p, m68k_decompose_address)
11773 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11774 (m68k_matches_u_p): New functions.
11775 (print_operand_address): Rewrite to use m68k_decompose_index.
11777 2007-03-05 David Taylor <dtaylor@emc.com>
11779 * gcc.c: Correct copyright date in --version output.
11781 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11783 * pa.md: In unamed move patterns, disparge copies between general
11784 and floating point registers using '?' modifier. Don't include 'f'
11785 constraint for register preferences in DImode, SImode, HImode and
11786 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11787 Remove constraints for copies between general and floating registers
11788 in soft-float DFmode pattern.
11789 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11793 2007-03-05 Mike Stump <mrs@apple.com>
11795 * c-common.c (targetcm): Add.
11796 * c-opts.c (c_common_handle_option): Handle language specific
11798 * opts.c (handle_option): Verify language for target options, if
11800 * opth-gen.awk: Add CL_LANG_ALL.
11801 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11802 (TARGETCM_INITIALIZER): Add.
11803 * target.h (struct gcc_targetcm): Add.
11805 * targhooks.c (default_handle_c_option): Add.
11806 * targhooks.h (default_handle_c_option): Add.
11807 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11809 * config/darwin.opt (iframework): Add.
11810 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11811 * config/darwin-c.c (handle_c_option): Add.
11812 (TARGET_HANDLE_C_OPTION): Add.
11814 * doc/invoke.texi (Darwin Options): Add -iframework.
11816 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11818 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11821 2007-03-05 Ian Lance Taylor <iant@google.com>
11823 * c.opt (fgnu89-inline): New option.
11824 * c-opts.c (c_common_post_options): Set default value for
11826 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11827 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11829 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11830 (grokdeclarator, start_function): Likewise.
11831 * c-cppbuiltin.c (c_cpp_builtins): Define either
11832 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11833 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11834 (C Dialect Options): Document -fgnu89-inline.
11835 * doc/extend.texi (Function Attributes): Explain what the
11836 gnu_inline attribute does.
11837 * doc/cpp.texi (Common Predefined Macros): Document
11838 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11840 2007-03-05 Ian Lance Taylor <iant@google.com>
11842 PR tree-optimization/31034
11843 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11844 half-range if the other side is an overflow infinity.
11846 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11848 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11849 (bfin*-linux-uclibc*): New configuration.
11850 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11852 * config/bfin/linux.h: New file.
11853 * config/bfin/libgcc-bfin.ver: New file.
11854 * config/bfin/t-bfin-uclinux: New file.
11855 * config/bfin/t-bfin-linux: New file.
11856 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11857 (TARGET_OS_CPP_BUILTINS): New macro.
11859 2007-03-05 Richard Guenther <rguenther@suse.de>
11861 * fold-const.c (fold_binary): Remove duplicate folding
11862 of comparison of non-null ADDR_EXPR against null.
11864 2007-03-05 Richard Guenther <rguenther@suse.de>
11865 Dorit Nuzman <dorit@il.ibm.com>
11867 PR tree-optimization/26420
11868 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11869 are no loops in the function. Only print the number of
11870 vectorized loops if it is greater than zero or we are supposed
11871 to print information about unvectorized loops.
11873 2007-03-05 Revital Eres <eres@il.ibm.com>
11875 * gcc.dg/var-expand1.c: New test.
11876 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11877 when an accumulator is expanded.
11879 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11882 * c-common.c (convert_and_check): Don't give warnings for
11883 conversion if 'expr' already overflowed.
11885 2007-03-04 Roger Sayle <roger@eyesopen.com>
11887 PR middle-end/30744
11888 * fold-const.c (fold_comparison): Enforce type consistency when
11889 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11891 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11893 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11894 containing a cast to the base of TARGET_MEM_REF.
11896 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11898 * tree.c (tree_contains_struct_check_failed): Remove spurious
11899 whitespace from error message.
11901 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11904 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11905 instead of precision.
11907 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11908 Nathan Sidwell <nathan@codesourcery.com>
11910 * emit-rtl.c (find_auto_inc): New.
11911 (try_split): recreate REG_INC notes,
11912 Use regular for loops rather than whiles.
11914 2007-03-03 Andreas Schwab <schwab@suse.de>
11916 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11917 * configure: Regenerate.
11919 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11921 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11922 flag_rounding_math, not flag_unsafe_math_optimizations.
11924 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11926 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11927 alpha_fold_vector_minmax): Likewise.
11928 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11929 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11931 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11933 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11934 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11935 if the lhs has side-effects.
11936 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11938 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11940 * config/i386/i386.h (TUNEMASK): Remove define.
11941 (ARCHMASK): Remove define.
11942 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11943 Use ix86_arch_mask variable instead of ARCHMASK.
11944 * config/i386/i386.c (override_options): Ditto.
11945 (standard_80387_constant_p): Ditto.
11947 2007-03-02 Ian Lance Taylor <iant@google.com>
11949 Used signed infinities in VRP.
11950 * tree-vrp.c (uses_overflow_infinity): New static function.
11951 (supports_overflow_infinity): New static function.
11952 (make_overflow_infinity): New static function.
11953 (negative_overflow_infinity): New static function.
11954 (positive_overflow_infinity): New static function.
11955 (is_negative_overflow_infinity): New static function.
11956 (is_positive_overflow_infinity): New static function.
11957 (is_overflow_infinity): New static function.
11958 (overflow_infinity_range_p): New static function.
11959 (compare_values_warnv): New function split out of compare_values.
11960 (compare_value): Call it.
11961 (set_value_range_to_nonnegative): Add overflow_infinity
11962 parameter. Change caller.
11963 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11965 (vrp_expr_computes_nonzero): Likewise.
11966 (compare_ranges, compare_range_with_value): Likewise.
11967 (compare_name_with_value, compare_names): Likewise.
11968 (vrp_evaluate_conditional): Likewise.
11969 (set_value_range): Handle infinity
11970 (vrp_operand_equal_p, operand_less_p): Likewise.
11971 (extract_range_from_assert): Likewise.
11972 (vrp_int_const_binop): Likewise.
11973 (extract_range_from_binary_expr): Likewise.
11974 (extract_range_from_unary_expr): Likewise.
11975 (extract_range_from_comparison): Likewise.
11976 (extract_range_from_expr): Likewise.
11977 (dump_value_range): Likewise.
11978 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11979 (test_for_singularity): Likewise.
11980 (vrp_int_const_binop): Remove inline qualifier.
11981 (adjust_range_with_scev): Add comment.
11982 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11984 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11986 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11987 (get_constraint_for): Likewise.
11988 (do_structure_copy): Likewise.
11989 (find_func_aliases): Fix references to MODIFY_EXPR.
11990 (intra_create_variable_infos): Tidy.
11991 * tree-ssa-operands.c (add_virtual_operand): Add argument
11993 When adding members of alias sets, if IS_CALL_SITE is true and
11994 the symbol is not call-clobbered, skip it.
11995 Adjust all callers.
11997 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11999 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12000 entry by means of emit_insn_at_entry.
12002 2007-03-02 Richard Henderson <rth@redhat.com>
12004 * expr.h (promoted_input_arg): Remove decl.
12005 * function.c (promoted_input_arg): Merge into ...
12006 * combine.c (setup_incoming_promotions): ... only caller.
12007 Rearrange to avoid double loop.
12009 2007-03-02 Ben Elliston <bje@au.ibm.com>
12010 Peter Bergner <bergner@vnet.ibm.com>
12011 Janis Johnson <janis187@us.ibm.com>
12013 * config/rs6000/dfp.md: New file.
12014 * config/rs6000/rs6000.md: Include dfp.md.
12015 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12016 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12017 and TDmode decimal float modes in FP registers.
12018 (num_insns_constant): Likewise.
12019 (rs6000_legitimate_offset_address_p): Likewise.
12020 (rs6000_legitimize_address): Likewise.
12021 (rs6000_legitimize_reload_address): Likewise.
12022 (rs6000_legitimate_address): Likewise.
12023 (rs6000_emit_move): Likewise.
12024 (function_arg_boundary): Likewise.
12025 (function_arg_advance): Likewise.
12026 (rs6000_darwin64_record_arg_recurse): Likewise.
12027 (function_arg): Likewise.
12028 (rs6000_gimplify_va_arg): Likewise.
12029 (rs6000_split_multireg_move): Likewise.
12030 (rs6000_output_function_epilogue): Likewise.
12031 (rs6000_output_function_epilogue): Likewise.
12032 (rs6000_register_move_cost): Likewise.
12033 (rs6000_function_value): Likewise.
12034 (rs6000_libcall_value): Likewise.
12036 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12038 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12040 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12042 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12043 Use $MULTIDIR to choose between the kernel and RTP headers,
12044 and use $WIND_BASE and $WIND_USR to locate them.
12046 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12048 * config/i386/i386.c (override_options): Put initialization of
12049 ix86_tune_mask and ix86_arch_mask to the correct place.
12051 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12052 Michael Meissner <michael.meissner@amd.com>
12055 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12056 (ARCHMASK): Define.
12057 (TARGET_CMOVE): Use ARCHMASK.
12058 (TARGET_CMPXCHG): Ditto.
12059 (TARGET_CMPXCHG8B): Ditto.
12060 (TARGET_XADD): Ditto.
12061 (TARGET_BSWAP): Ditto.
12062 * config/i386/i386.c (ix86_tune_mask): New global variable.
12063 (ix86_arch_mask): Ditto.
12064 (override_options): Initialize ix86_tune_mask and
12065 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12068 2007-03-02 Ben Elliston <bje@au.ibm.com>
12071 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12073 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12075 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12076 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12077 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12078 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12080 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12081 rs6000_init_dwarf_reg_sizes_extra): New.
12082 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12083 SPE register high parts.
12085 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12087 * Makefile.in: Add install-pdf target as
12088 copied from automake v1.10 rules.
12089 * configure.ac: Add install-pdf to target list.
12090 * configure: Regenerate.
12092 2007-03-01 Paul Brook <paul@codesourcery.com>
12094 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12095 modes to LDRD for DImode.
12096 (output_move_double): Fixup out of range ldrd/strd.
12097 (vfp_secondary_reload_class): Rename...
12098 (coproc_secondary_reload_class): ... to this. Add wb argument.
12099 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12100 coproc_secondary_reload_class for CLASS_IWMMXT.
12101 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12102 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12104 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12106 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12107 unroll factor by the estimated number of iterations.
12108 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12109 than prefetch latency.
12111 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12112 decode_caches_intel, detect_caches_intel): New functions.
12113 (host_detect_local_cpu): Use detect_caches_amd and
12114 detect_caches_intel.
12116 2007-03-01 Richard Henderson <rth@redhat.com>
12118 * expr.c (emit_move_complex_push): Export.
12119 (emit_move_complex_parts): Split out from ...
12120 (emit_move_complex): ... here.
12121 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12122 * config/i386/i386.md (movcdi): New.
12124 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12126 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12127 size of mode1 to check for tieable modes in MMX case.
12129 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12131 * Makefile.in (rtlanal.o): Depend on tree.h.
12132 * rtl.h (offset_within_section_p, split_const): Declare.
12133 * rtlanal.c: Include tree.h.
12134 (offset_within_block_p): New function, taken from
12135 mips_offset_within_object_p.
12136 (split_const): New function, taken from mips_split_const.
12137 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12139 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12140 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12141 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12142 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12143 (m68k_illegitimate_symbolic_constant_p): New function.
12144 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12145 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12146 symbolic constant that might be outside the symbol's section,
12147 move the symbol first and then add the offset.
12148 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12150 * config/mips/mips.c (mips_split_const): Delete.
12151 (mips_offset_within_object_p): Delete.
12152 (mips_symbolic_constant_p): Use offset_within_section_p and
12153 split_const instead of mips_offset_within_object_p and
12155 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12156 (mips_legitimize_const_move, print_operand_reloc)
12157 (mips_dangerous_for_la25_p): Use split_const instead of
12160 2007-02-28 Eric Christopher <echristo@apple.com>
12162 * Makefile.in (install-include-dir): Don't rm -rf include.
12164 2007-02-28 Richard Guenther <rguenther@suse.de>
12166 PR middle-end/30364
12167 * fold-const.c (fold_binary): Do not associate expressions
12168 with more than one variable for integer types that do not wrap.
12170 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12172 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12173 Delete, and replace with...
12174 (fold_builtin_call_array): This. Update callers to use it.
12175 * fold-const.c (fold_build_call_list): Delete, and replace with...
12176 (fold_build_call_array): This.
12177 (fold_build_call_list_initializer): Delete, and replace with...
12178 (fold_build_call_array_initializer): This.
12179 * tree.h: Update declarations to reflect above changes.
12181 * c-typeck.c (build_function_call): Store converted arguments
12182 in a stack-allocated array instead of building a list.
12183 (convert_arguments): Store arguments in the array passed in as an
12184 argument, and return the actual number of arguments.
12185 * c-format.c: (check_function_format): Pass arguments in an
12186 array instead of a list.
12187 * c-common.c (check_function_nonnull): Likewise.
12188 (check_function_sentinel): Likewise.
12189 (check_function_arguments): Likewise.
12190 * c-common.h: Update declarations to reflect above changes.
12192 2007-02-28 Jan Hubicka <jh@suse.cz>
12194 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12195 PRED_NEGATIVE_RETURN): Update outcomes.
12197 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12199 * calls.c (emit_library_call_value_1): Handle partial registers
12200 correctly when building up CALL_INSN_FUNCTION_USAGE.
12202 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12204 * pa/predicates.md (move_src_operand): Allow zero for mode.
12205 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12208 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12211 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12212 *movv2df_internal): Enable pattern only for valid operand
12214 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12215 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12217 2007-02-27 Mike Stump <mrs@apple.com>
12219 * config/darwin-crt3.c: Avoid compilation when compiling for a
12222 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12224 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12226 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12227 for fixed headers and limits.h.
12228 (install-include-dir, install-headers-tar, install-headers-cpio,
12229 install-headers-cp, real-install-headers-tar,
12230 real-install-headers-cpio, real-install-headers-cp): Handle
12231 include-fixed as well as include.
12232 (install-mkheaders): Don't install files that go only in include
12234 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12235 from GCC_INCLUDE_DIR.
12236 * gcc.c (process_command): Remove special -BstageN/ handling.
12237 (do_spec_1): Add include-fixed directories.
12239 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12241 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12243 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12245 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12248 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12250 * c-common.c (get_priority): Add check for
12251 SUPPORTS_INIT_PRIORITY.
12253 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12255 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12257 * config/bfin/bfin.c: Include "cfglayout.h".
12258 (MAX_LSETUP_DISTANCE): New macro.
12259 (struct loop_info): New members incoming, incoming_src and
12260 incoming_dest. Delete member predecessor.
12261 (length_for_loop): New function.
12262 (bfin_optimize_loop): Handle more different loop structures.
12263 (bfin_discover_loop): Rework detection of predecessor blocks by
12264 examining incoming edges.
12265 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12267 (bfin_reorder_loops): New function.
12268 (bfin_reorg_loops): Use these three new functions.
12270 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12271 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12272 (CONSTRAINT_LEN): Add entry for 'q'.
12273 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12274 Add 'q' constraints.
12275 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12276 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12278 * config/bfin/bfin.md (add_with_carry): New pattern.
12279 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12280 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12281 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12282 support unsigned multiplies too. Removed incorrect commutativity from
12283 operand 1 constraint where appropriate.
12284 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12286 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12287 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12289 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12290 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12291 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12292 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12293 usmulhisi_hh_huh): New patterns.
12295 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12296 lshifthi3): Fix output template to use half reg for operand 2.
12298 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12301 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12303 2007-02-27 Andreas Schwab <schwab@suse.de>
12305 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12307 2007-02-27 Jan Hubicka <jh@suse.cz>
12309 * predict.c (last_basic_block_p): Remove.
12310 (tree_estimate_probability): Update return heuristic for commonized
12313 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12315 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12317 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12319 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12320 * doc/cpp.texi: Standardize title page.
12321 * doc/cppinternals.texi: Likewise.
12322 * doc/gcc.texi: Standardize title page, remove version number
12323 from copyright page.
12324 * doc/gccint.texi: Likewise.
12325 * doc/install.texi: Standardize title page, add table of
12328 2007-02-26 Jan Hubicka <jh@suse.cz>
12330 * predict.def: Set outcomes according to more recent results.
12331 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12332 Remove dead predictors.
12333 * predict.c (return_prediction): Fix pasto.
12335 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12337 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12338 change; avoid a memory leak when returning early.
12340 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12342 * c-decl.c (static_ctors): Move to c-common.c.
12343 (static_dtors): Likewise.
12344 (finish_function): Use c_record_cdtor_fn.
12345 (build_cdtor): Move to c-common.c.
12346 (c_write_global_declarations): Use c_build_cdtor_fns.
12347 * c-common.h (static_ctors): Declare.
12348 (static_dtors): Likewise.
12349 (c_record_cdtor_fn): Likewise.
12350 (c_build_cdtor_fns): Likewise.
12351 * c-common.c (static_ctors): New variable.
12352 (static_dtors): Likewise.
12353 (c_record_cdtor_fn): New function.
12354 (build_cdtor): Move from c-decl.c
12355 (c_build_cdtor_fns): New function.
12357 * output.h (assemble_addr_to_section): Declare.
12358 (get_cdtor_priority_section): Likewise.
12359 * varasm.c (assemble_addr_to_section): New function.
12360 (get_cdtor_priority_section): Likewise.
12361 (default_named_section_asm_out_destructor): Use them.
12362 (destor_dtor_section_asm_out_destructor): Likewise.
12363 (default_named_section_asm_out_constructor): Likewise.
12364 (default_ctor_section_asm_out_constructor): Likewise.
12365 * config.gcc (*-*-vxworks*): Include vxworks.o.
12366 * config/t-vxworks (vxworks.o): New target.
12367 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12368 (TARGET_ASM_CONSTRUCTOR): Define.
12369 (TARGET_ASM_DESTRUCTOR): Likewise.
12370 (vxworks_asm_out_constructor): Declare.
12371 (vxworks_asm_out_destructor): Likewise.
12373 * c-common.c (get_priority): Check that we have not just an
12374 INTEGER_CST, but an integer constant with integeral type.
12376 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12378 PR tree-optimization/30938
12379 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12380 use &dt[nargs-1] instead of &dt[nargs] in the call to
12381 vect_is_simple_use().
12383 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12385 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12386 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12387 Do not attempt to handle MEM inside auto-inc expressions.
12388 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12389 of a register modified by an auto-inc expression. However, do handle
12390 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12391 (elimination_effects): Prohibit elimination of a register modified
12392 by an auto-inc expression. Disable register elimination rules whose
12393 target register is modified by an auto-inc expression with variable
12396 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12398 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12400 (array_at_struct_end_p): New function.
12401 (idx_infer_loop_bounds): Use it.
12402 (estimate_numbers_of_iterations_loop): Export.
12403 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12404 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12405 (tree_estimate_probability): Call record_loop_exits.
12406 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12407 (estimated_loop_iterations, estimated_loop_iterations_int,
12408 estimated_loop_iterations_tree): New functions.
12409 (analyze_siv_subscript_cst_affine,
12410 compute_overlap_steps_for_affine_1_2,
12411 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12412 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12413 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12414 (PRED_LOOP_ITERATIONS_GUESSED): New.
12415 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12416 * cfgloop.h (estimate_numbers_of_iterations_loop,
12417 estimated_loop_iterations_int): Declare.
12419 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12421 * doc/extend.texi: Document optional priority argument to
12422 constructors and destructors.
12423 * tree.c (init_priority_for_decl): Adjust GTY markers.
12424 (init_ttree): Use priority-info hash functions for
12425 init_priority_for_decl.
12426 (tree_map_eq): Rename to ...
12427 (tree_map_base_eq): ... this.
12428 (tree_map_marked_p): Rename to ...
12429 (tree_map_base_marked_p): ... this.
12430 (tree_map_base_hash): New function.
12431 (decl_init_priority_lookup): Rework.
12432 (decl_fini_priority_lookup): New function.
12433 (decl_priority_info): New function.
12434 (decl_init_priority_insert): Use it.
12435 (decl_fini_priority_insert): Likewise.
12436 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12438 (decl_restrict_base_insert): Likewise.
12439 (decl_debug_expr_insert): Likewise.
12440 (decl_value_expr_lookup): Likewise.
12441 (decl_value_expr_insert): Likewise.
12442 * tree.h (priority_type): New type.
12443 (decl_init_priority_lookup): Use priority_type.
12444 (decl_fini_priority_lookup): New function.
12445 (decl_init_priority_insert): Use priority_type.
12446 (decl_fini_priority_insert): New function.
12447 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12448 (DECL_INIT_PRIORITY): Likewise.
12449 (SET_DECL_INIT_PRIORITY): Add comment.
12450 (DECL_FINI_PRIORITY): New macro.
12451 (SET_DECL_FINI_PRIORITY): Likewise.
12452 (DEFAULT_INIT_PRIORITY): Document.
12453 (MAX_INIT_PRIORITY): Likewise.
12454 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12455 (tree_map_base): New type.
12456 (tree_map_base_eq): New function.
12457 (tree_map_base_hash): Likewise.
12458 (tree_map_base_marked_p): Likewise.
12459 (tree_map): Inherit from tree_map_base.
12460 (tree_map_eq): Make it a macro.
12461 (tree_map_marked_p): Likewise.
12462 (tree_int_map): Inherit from tree_map_base.
12463 (tree_int_map_eq): Make it a macro.
12464 (tree_int_map_hash): Likewise.
12465 (tree_int_map_marked_p): Likewise.
12466 (tree_priority_map): New type.
12467 (tree_priority_map_eq): New macro.
12468 (tree_priority_map_hash): Likewise.
12469 (tree_priority_map_marked_p): Likewise.
12470 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12472 (emutls_common_1): Likewise.
12473 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12474 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12475 of tree_map hierarchy.
12476 * tree-cfg.c (move_stmt_r): Likewise.
12477 (new_label_mapper): Likewise.
12478 * c-tree.h (c_expand_body): Move to ...
12479 * c-common.h (c_expand_body): ... here.
12480 * c-decl.c (c_expand_body): Move to ...
12481 * c-common.c (c_expand_body): ... here.
12482 (c_common_attribute_table): Allow 1 argument for the constructor
12483 and destructor attributes.
12484 (get_priority): New function.
12485 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12486 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12488 2007-02-24 Jan Hubicka <jh@suse.cz>
12490 PR middle-end/30509
12491 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12492 copying for inlining.
12494 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12495 Jan Hubicka <jh@suse.cz>
12498 * i386.c (counter_mode): New function.
12499 (expand_set_or_movmem_via_loop): Use it.
12500 (expand_movmem_epilogue): Likewise; fix pasto.
12501 (ix86_expand_movmem): Do emit guard even for constant counts.
12502 (ix86_expand_setmem): Likewise.
12504 2007-02-25 Nick Clifton <nickc@redhat.com>
12506 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12507 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12509 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12512 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12513 count argument with 0x10, not with 0x16.
12514 (expand_setmem_epilogue): Ditto.
12516 2007-02-24 Mike Stump <mrs@apple.com>
12518 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12521 2007-02-24 Richard Guenther <rguenther@suse.de>
12523 PR middle-end/30951
12524 * fold-const.c (fold_binary): Fold x +- CST op x for
12525 EQ_EXPR and NE_EXPR.
12527 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12529 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12531 2007-02-24 Jan Hubicka <jh@suse.cz>
12533 * cgraphunit.c (decide_is_function_needed): Honor
12534 -fkeep-inline-functions.
12536 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12538 * builtins.c (fold_builtin_modf): New.
12539 (fold_builtin_2): Use it.
12541 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12543 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12544 (determine_max_iter): Take additional LOOP arg; all callers changed.
12545 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12546 one using simplifications.
12547 (simplify_using_initial_values): Return if the expression becomes
12548 invalid due to altered regs.
12550 2007-02-23 DJ Delorie <dj@redhat.com>
12552 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12554 2007-02-23 Mike Stump <mrs@apple.com>
12556 * tlink.c (scan_linker_output): Parse linker messages from
12557 darwin9's linker better.
12559 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12562 * varpool.c (varpool_assemble_pending_decls): Set
12563 varpool_last_needed_node to null.
12565 2007-02-23 DJ Delorie <dj@redhat.com>
12567 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12568 alignment bigger than the object file can handle.
12570 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12573 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12574 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12575 (*movsf_1): Penalize MMX moves.
12577 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12579 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12580 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12582 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12584 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12586 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12587 (fold_builtin_1): Use them.
12588 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12589 BUILT_IN_SIGNIFICAND.
12591 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12593 * config/i386/i386.c (bdesc_1arg): Initialize
12594 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12595 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12596 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12597 and IX86_BUILTIN_MOVSLDUP.
12599 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12601 PR rtl-optimization/30841
12602 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12604 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12606 * builtins.c (fold_builtin_frexp): New.
12607 (fold_builtin_2): Use it.
12609 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12611 * doc/invoke.texi (Spec Files): Document getenv spec function.
12613 * gcc.c (getenv_spec_function): New function.
12614 (static_spec_functions): Add it.
12615 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12616 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12619 2007-02-22 Michael Matz <matz@suse.de
12622 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12623 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12625 2007-02-22 Ian Lance Taylor <iant@google.com>
12628 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12629 (mem_loc_descriptor): Call it.
12631 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12632 Ira Rosen <irar@il.ibm.com>
12634 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12636 2007-02-22 Ira Rosen <irar@il.ibm.com>
12638 PR tree-optimization/30843
12639 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12640 stores only after all the group is vectorized.
12642 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12644 PR tree-optimization/30858
12645 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12646 in the reduction cycle have a single use in the loop.
12647 * tree-vectorizer.h (relevant): Add documentation.
12649 2007-02-20 Mike Stump <mrs@apple.com>
12651 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12652 * configure: Regenerate.
12654 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12656 Change the defaults of some parameters and options.
12657 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12658 * config/spu/spu.c (spu_optimization_options): Add.
12659 (spu_override_options): Change params in spu_optimization_options.
12660 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12662 Register 127 is only 16 byte aligned when used as a frame pointer.
12663 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12664 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12665 HARD_FRAME_POINTER_REGNUM.
12666 (spu_legitimate_address): Use regno_aligned_for_reload.
12667 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12668 aligned when frame_pointer_needed is true.
12669 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12671 * config/spu/spu.h (INIT_EXPANDERS): Define.
12673 Make sure shift and rotate instructions have valid immediate operands.
12674 * config/spu/predicates.md (spu_shift_operand): Remove.
12675 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12676 * config/spu/constraints.md (W, O): Extend range.
12677 * config/spu/spu.md (umask, nmask): Define.
12678 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12679 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12680 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12681 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12682 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12683 (lshr<mode>3_reg): Fix rtl description.
12685 Make sure mulhisi immediate operands are valid.
12686 * config/spu/predicates.md (imm_K_operand): Add.
12687 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12689 Generate constants using fsmbi and andi.
12690 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12691 (print_operand, spu_split_immediate, classify_immediate,
12692 fsmbi_const_p): Handle IC_FSMBI2.
12694 Correctly handle a CONST_VECTOR containing symbols.
12695 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12696 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12697 (immediate_load_p): Allow symbols that use 2 instructions to create.
12698 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12699 with symbols when flag_pic is set.
12700 (const_vector_immediate_p): New.
12701 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12702 accept a CONST_VECTOR with symbols.
12703 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12704 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12706 * config/spu/spu.md (high, low): Delete.
12707 (low_<mode>): Define.
12709 Remove INTRmode and INTR_REGNUM, which didn't work.
12710 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12712 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12713 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12714 peephole2 pattern): Don't use INTR or 131.
12715 (movintrcc): Delete.
12716 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12717 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12718 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12719 (UNSPEC_SET_INTR): Add.
12720 * config/spu/spu-modes.def (INTR): Remove.
12722 More accurate warnings about run-time relocations.
12723 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12725 Correctly warn about immediate arguments to specific intrinsics.
12726 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12727 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12728 the instruction predicate.
12730 Fix tree check errors with latest update.
12731 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12733 (spu_expand_builtin): Use CALL_EXPR_FN.
12735 Add missing specific intrinsics.
12736 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12738 * config/spu/spu_internals.h: Ditto.
12740 Fix incorrect operand modifiers.
12741 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12742 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12744 Optimize one case of zero_extend of a vec_select.
12745 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12747 Accept any immediate for hbr.
12748 * config/spu/spu.md (hbr): Change s constraints to i.
12750 2007-02-21 Paul Brook <paul@codesourcery.com>
12752 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12753 condexec_count when skipping USE and CLOBBER.
12755 2007-02-21 Nick Clifton <nickc@redhat.com>
12757 * common.opt (Warray-bounds): Add Warning attribute.
12758 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12760 (fsized-zeroes): Add Optimization attribute.
12761 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12762 * c.opt (Wc++0x-compat): Add Warning attribute.
12764 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12766 PR middle-end/30761
12767 * reload1.c (eliminate_regs_in_insn): In the single_set special
12768 case, attempt to re-recognize the insn before falling back to
12769 having reload fix it up.
12771 2007-02-20 Eric Christopher <echristo@gmail.com>
12773 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12774 Rewrite accordingly.
12775 (frv_read_iacc_argument): Ditto.
12776 (frv_expand_set_builtin): Take a call instead of arglist, update for
12778 (frv_expand_unop_builtin): Ditto.
12779 (frv_expand_binop_builtin): Ditto.
12780 (frv_expand_cut_builtin): Ditto.
12781 (frv_expand_binopimm_builtin): Ditto.
12782 (frv_expand_voidbinop_builtin): Ditto.
12783 (frv_expand_int_void2arg): Ditto.
12784 (frv_expand_prefetches): Ditto.
12785 (frv_expand_voidtriop_builtin): Ditto.
12786 (frv_expand_voidaccop_builtin): Ditto.
12787 (frv_expand_load_builtin): Ditto.
12788 (frv_expand_store_builtin): Ditto.
12789 (frv_expand_mdpackh_builtin): Ditto.
12790 (frv_expand_mclracc_builtin): Ditto.
12791 (frv_expand_mrdacc_builtin): Ditto.
12792 (frv_expand_mwtacc_builtin): Ditto.
12793 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12796 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12798 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12799 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12801 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12802 point instructions.
12803 * configure: Regenerate.
12804 * config.in: Regenerate.
12805 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12806 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12807 masks to power6 and power6x and to POWERPC_MASKS.
12808 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12810 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12811 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12812 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12813 Access PROTOTYPE as variable, not mask.
12815 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12817 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12818 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12819 * combine.c (adjust_for_new_dest): Use it.
12820 * postreload.c (reload_combine): Likewise.
12822 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12824 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12825 notes on an insn with multiple sets, even if single_set returns
12826 non-NULL for that insn.
12828 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12830 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12831 scalbn and scalbln.
12833 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12835 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12836 if user didn't pass it.
12837 * config/i386/darwin.h (CC1_SPEC): Likewise.
12838 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12839 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12840 -mmacosx-version-min.
12842 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12843 Uros Bizjak <ubizjak@gmail.com>
12845 * optabs.h (enum optab_index): Add new OTI_scalb.
12846 (scalb_optab): Define corresponding macro.
12847 * optabs.c (init_optabs): Initialize scalb_optab.
12848 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12850 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12851 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12852 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12853 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12854 flag_unsafe_math_optimizations is set.
12856 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12857 to implement scalbf, scalb and scalbl built-ins as inline x87
12860 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12861 DJ Delorie <dj@redhat.com>
12864 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12865 (diagnostic_report_diagnostic): ... here, and turn them into real
12866 errors. If warnings are inhibited, no need to do anything.
12868 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12870 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12871 better code generation.
12873 2007-02-20 Ben Elliston <bje@au.ibm.com>
12875 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12877 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12879 * config/alpha/alpha.c, config/alpha/alpha.md,
12880 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12881 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12882 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12883 config/arm/lib1funcs.asm: Follow spelling conventions.
12885 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12886 config/fr30/fr30.md, config/i386/i386.h,
12887 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12888 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12889 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12890 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12891 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12892 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12893 config/sparc/sparc.c, config/sparc/sparc.h,
12894 config/sparc/sparc.md, config/spu/constraints.md,
12895 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12898 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12901 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12904 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12906 * doc/invoke.texi (-ftree-lrs): Remove.
12908 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12910 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12913 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12915 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12916 new CALL_EXPR_FN macro for retrieving the function
12917 declaration of the input expression.
12919 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12921 * c.opt (Waddress): New.
12922 * common.opt (Walways-true): Delete.
12923 (Wstring-literal-comparison): Delete.
12924 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12925 -Wstring-literal-comparison. Add -Waddress.
12927 (Walways-true): Delete.
12928 (Wstring-literal-comparison): Delete.
12929 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12930 consistently instead of -Walways-true in example.
12931 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12932 * c-typeck.c (parser_build_binary_op): Replace
12933 -Wstring-literal-comparison and -Walways-true with -Waddress.
12934 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12937 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12939 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12940 without DECL_STRUCT_FUNCTION initialized.
12942 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12944 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12945 due to calls to functions taking pointers as parameters.
12947 2007-02-19 Richard Henderson <rth@redhat.com>
12950 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12953 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12955 * config/s390/s390.c (s390_call_saved_register_used,
12956 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12957 accessed to the new scheme.
12959 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12961 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12962 (cris_print_index, cris_print_operand, cris_print_operand_address)
12963 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12964 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12965 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12966 GET_CODE () == xxx.
12967 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12968 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12969 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12970 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12971 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12972 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12973 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12974 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12975 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12976 (uminsi3, call, call_value): Ditto.
12977 (define_split: indir_to_reg_split, unnamed): Ditto.
12979 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12981 PR tree-optimization/30975
12982 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12985 2007-02-18 Eric Christopher <echristo@gmail.com>
12987 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12988 Remove use of arglist.
12989 (mips_expand_builtin): Remove use of arglist, pass in expr.
12990 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12991 (mips_expand_builtin_movtf): Ditto.
12992 (mips_expand_builtin_compare): Ditto.
12994 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12996 * tree-sra.c (sra_build_assignment): Replace assertion
12997 checking with a comment explaining why it can't be done.
12999 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13001 PR middle-end/30833
13002 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13003 during CALL_EXPR representation conversion.
13004 * tree-ssa-propagate.c (set_rhs): Likewise.
13006 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13008 * tree-sra.c (sra_build_assignment): Disable assertion checking
13011 2007-02-18 Roger Sayle <roger@eyesopen.com>
13013 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13014 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13015 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13017 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13018 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13019 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13020 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13021 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13022 force_gimple_operand): Likewise.
13023 * ipa-cp.c (constant_val_insert): Likewise.
13024 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13025 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13026 perfect_nestify): Likewise.
13027 * langhooks.c (lhd_omp_assignment): Likewise.
13028 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13029 lower_copyprivate_clauses, lower_send_clauses,
13030 lower_send_shared_vars, expand_parallel_call,
13031 expand_omp_for_generic, expand_omp_for_static_nochunk,
13032 expand_omp_for_static_chunk, expand_omp_sections,
13033 lower_omp_single_copy, lower_omp_for_lastprivate,
13034 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13035 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13036 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13039 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13041 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13042 config/sh/sh.md: Follow spelling conventions.
13044 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13045 config/frv/predicates.md: Follow spelling conventions.
13047 * config/m68k/linux-unwind.h: Fix a comment typo.
13048 * target.h: Follow spelling conventions.
13050 2007-02-18 Roger Sayle <roger@eyesopen.com>
13052 PR rtl-optimization/28173
13053 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13054 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13055 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13056 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13057 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13059 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13061 * builtins.c (fold_builtin_load_exponent): New.
13062 (fold_builtin_2): Use it.
13064 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13066 PR rtl-optimization/30773
13067 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13068 if we fail to attach a REG_EQUIV note.
13070 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13071 Roger Sayle <roger@eyesopen.com>
13073 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13075 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13077 * calls.c (initialize_argument_information): Pass original EXP
13078 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13079 code to split complex arguments here, as part of initializing the
13081 (expand_call): Remove code that builds a list of arguments and
13082 inserts implicit arguments into it. Instead, just count how many
13083 implicit arguments there will be so we can determine the size of
13084 the ARGS array, and let initialize_argument_information do the work.
13085 (split_complex_values): Delete unused function.
13087 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13089 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13091 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13093 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13094 for arg pointer based indexed addressing.
13096 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13098 * config/ia64/ia64.h, config/ia64/ia64.md,
13099 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13100 spelling conventions.
13102 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13104 * config/m68k/m68k.c (split_di): New.
13105 * config/m68k/m68k-protos.h: Declare split_di.
13106 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13107 Improve predicate handling and split constant shifts.
13109 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13111 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13112 parameter for register bitfield operations, general predicates
13115 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13117 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13118 * config/m68k/linux-unwind.h: New file.
13120 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13122 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13123 config/i386/athlon.md, config/ia64/ia64.md,
13124 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13125 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13126 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13127 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13128 tree-vect-transform.c: Fix comment typos.
13130 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13132 * sched-deps.c (find_insn_list): Remove.
13133 * sched-int.h: Remove the prototype for find_insn_list.
13135 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13137 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13139 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13140 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13141 darwin_rs6000_override_options.
13142 (C_COMMON_OVERRIDE_OPTIONS): Expect
13143 darwin_macosx_version_min to be non-NULL always.
13144 (TARGET_C99_FUNCTIONS): Likewise.
13145 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13146 (DARWIN_MINVERSION_SPEC): New.
13147 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13148 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13150 (DARWIN_MINVERSION_SPEC): New.
13151 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13153 * config/darwin-c.c (darwin_cpp_builtins): Expect
13154 darwin_macosx_version_min to be non-NULL always.
13156 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13158 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13160 * config/i386/i386.h (x86_use_xchgb): New.
13161 (TARGET_USE_XCHGB): New macro.
13162 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13163 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13164 Split after reload into bswaphi for shifts of 8.
13165 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13166 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13167 or when optimizing for size.
13169 2007-02-16 Richard Guenther <rguenther@suse.de>
13170 Christian Bruel <christian.bruel@st.com>
13172 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13173 DECLs but prefer SSA_NAMEs over DECLs.
13175 2007-02-16 Richard Guenther <rguenther@suse.de>
13177 * tree-flow-inline.h (single_imm_use_p): Remove.
13178 (zero_imm_uses_p): Likewise.
13179 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13180 instead of single_imm_use_p.
13181 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13184 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13187 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13188 nested double- and backquotes.
13190 2007-02-15 Roger Sayle <roger@eyesopen.com>
13192 PR middle-end/30391
13193 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13194 should be unreachable.
13195 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13196 For the time being redirect GIMPLE_MODIFY_STMT to the new
13197 (renamed) build_gimple_modify_stmt_stat.
13198 (build2_gimple_stat): Rename to...
13199 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13200 Always build a GIMPLE_MODIFY_STMT node.
13201 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13202 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13205 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13206 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13207 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13208 expand_complex_div_wide): Likewise.
13209 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13210 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13211 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13212 * tree-ssa-loop-manip.c (create_iv): Likewise.
13213 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13214 abs_replacement): Likewise.
13215 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13216 realify_fake_stores): Likewise.
13218 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13219 node rather than a GIMPLE_MODIFY_STMT node.
13220 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13221 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13223 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13224 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13225 GIMPLE_MODIFY_STMT.
13227 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13229 PR middle-end/30433
13230 * fold-const.c (fold_comparison): Add back the
13231 folding of constant complex comparisions.
13233 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13235 PR middle-end/30729
13236 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13237 effects unknown to this function, return early.
13239 2007-02-15 Ian Lance Taylor <iant@google.com>
13241 * lower-subreg.c (move_eh_region_note): New static function.
13242 (resolve_simple_move): Call it.
13243 (decompose_multiword_subregs): Track blocks for which we resolve a
13244 simple move which is also a control flow insn. Pass them to
13245 find_many_sub_basic_blocks.
13246 (pass_lower_subreg): Add TODO_verify_flow.
13247 (pass_lower_subreg2): Likewise.
13249 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13250 Brooks Moses <brooks.moses@codesourcery.com>
13251 Lee Millward <lee.millward@codesourcery.com>
13253 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13254 (VL_EXP_CLASS_P): New.
13255 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13257 (TREE_OPERAND_CHECK_CODE): Likewise.
13258 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13259 (TREE_RTL_OPERAND_CHECK): Likewise.
13260 (tree_operand_check_failed): Make second parameter the whole tree
13261 instead of its code. Fixed callers.
13262 (VL_EXP_CHECK): New.
13263 (TREE_OPERAND_LENGTH): New.
13264 (VL_EXP_OPERAND_LENGTH): New.
13265 (CALL_EXPR_FN): New.
13266 (CALL_EXPR_STATIC_CHAIN): New.
13267 (CALL_EXPR_ARGS): New.
13268 (CALL_EXPR_ARG): New.
13269 (call_expr_nargs): New.
13270 (CALL_EXPR_ARGP): New.
13271 (build_nt_call_list): Declare.
13272 (build_vl_exp_stat): Declare.
13273 (build_vl_exp): New.
13274 (build_call_list): Declare.
13275 (build_call_nary): Declare.
13276 (build_call_valist): Declare.
13277 (build_call_array): Declare.
13278 (call_expr_arg): Declare.
13279 (call_expr_argp): Declare.
13280 (call_expr_arglist): Declare.
13281 (fold_build_call_list): Declare.
13282 (fold_build_call_list_initializer): Declare.
13283 (fold_call_expr): Declare to replace fold_builtin.
13284 (fold_builtin_fputs): Update to agree with modified definition.
13285 (fold_builtin_strcpy): Likewise.
13286 (fold_builtin_strncpy): Likewise.
13287 (fold_builtin_memory_chk): Likewise.
13288 (fold_builtin_stxcpy_chk): Likewise.
13289 (fold_builtin_strncpy_chk): Likewise.
13290 (fold_builtin_next_arg): Likewise.
13291 (fold_build_call_expr): Declare.
13292 (fold_builtin_call_list): Declare.
13293 (fold_builtin_call_valist): Declare.
13294 (build_call_expr): Declare.
13295 (validate_arglist): Update to agree with modified definition.
13296 (tree_operand_length): New.
13297 (call_expr_arg_iterator): New.
13298 (init_call_expr_arg_iterator): New.
13299 (next_call_expr_arg): New.
13300 (first_call_expr_arg): New.
13301 (more_call_expr_args_p): New.
13302 (FOR_EACH_CALL_EXPR_ARG): New.
13304 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13305 and tcc_gimple_stmt.
13306 (tree_code_size): Update documentation. Use sizeof (tree) rather
13307 than sizeof (char *).
13308 (tree_size): Likewise. Add case for tcc_vl_exp.
13309 (tree_node_structure): Add case for tcc_vl_exp.
13310 (contains_placeholder_p): Likewise.
13311 (substitute_in_expr): Likewise.
13312 (substitute_placeholder_in_expr): Likewise.
13313 (stabilize_reference_1): Likewise.
13314 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13315 to diagnose breakage of this interface for constructing CALL_EXPRs.
13316 (build_nt): Add similar assertion here.
13317 (build_nt_call_list): New.
13318 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13319 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13321 (get_callee_fndecl): Use new CALL_EXPR accessors.
13322 (tree_operand_check_failed): Change parameters to pass entire node
13323 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13324 (process_call_operands): New.
13325 (build_vl_exp_stat): New.
13326 (build_call_list): New.
13327 (build_call_nary): New.
13328 (build_call_valist): New.
13329 (build_call_array): New.
13330 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13331 (call_expr_arglist): New.
13333 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13334 tcc_vl_exp instead of a fixed-size tcc_expression.
13336 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13337 accessors for CALL_EXPRs.
13338 (AGGR_INIT_EXPR): Likewise.
13340 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13341 Brooks Moses <brooks.moses@codesourcery.com>
13342 Lee Millward <lee.millward@codesourcery.com>
13344 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13345 (expand_builtin_nonlocal_goto): Change parameter to be entire
13346 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13347 (expand_builtin_prefetch): Likewise.
13348 (expand_builtin_classify_type): Likewise.
13349 (mathfn_built_in): Return NULL_TREE instead of 0.
13350 (expand_errno_check): Use new CALL_EXPR accessors.
13351 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13352 Return NULL_RTX instead of 0.
13353 (expand_builtin_mathfn_2): Likewise.
13354 (expand_builtin_mathfn_3): Likewise.
13355 (expand_builtin_interclass_mathfn): Likewise.
13356 (expand_builtin_sincos): Likewise.
13357 (expand_builtin_cexpi): Likewise.
13358 (expand_builtin_int_roundingfn): Likewise.
13359 (expand_builtin_int_roundingfn_2): Likewise.
13360 (expand_builtin_pow): Likewise.
13361 (expand_builtin_powi): Likewise.
13362 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13363 of arglist, fixing callers appropriately. Use new CALL_EXPR
13364 accessors and constructors. Return NULL_RTX instead of 0.
13365 (expand_builtin_strstr): Likewise.
13366 (expand_builtin_strchr): Likewise.
13367 (expand_builtin_strrchr): Likewise.
13368 (expand_builtin_strpbrk): Likewise.
13369 (expand_builtin_memcpy): Likewise.
13370 (expand_builtin_mempcpy): Likewise.
13371 (expand_builtin_mempcpy_args): New.
13372 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13373 (expand_builtin_memmove_args): New.
13374 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13375 (expand_movstr): Likewise.
13376 (expand_builtin_strcpy): Likewise.
13377 (expand_builtin_strcpy_args): New.
13378 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13379 (expand_builtin_strncpy): Likewise.
13380 (expand_builtin_memset): Likewise.
13381 (expand_builtin_memset_args): New.
13382 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13383 (expand_builtin_memcmp): Likewise.
13384 (expand_builtin_strcmp): Likewise.
13385 (expand_builtin_strncmp): Likewise.
13386 (expand_builtin_strcat): Likewise.
13387 (expand_builtin_strncat): Likewise.
13388 (expand_builtin_strspn): Likewise.
13389 (expand_builtin_strcspn): Likewise.
13390 (expand_builtin_args_info): Likewise.
13391 (expand_builtin_va_start): Likewise.
13392 (gimplify_va_arg_expr): Likewise.
13393 (expand_builtin_va_end): Likewise.
13394 (expand_builtin_va_copy): Likewise.
13395 (expand_builtin_frame_address): Likewise.
13396 (expand_builtin_alloca): Likewise.
13397 (expand_builtin_bswap): Likewise.
13398 (expand_builtin_unop): Likewise.
13399 (expand_builtin_fputs): Likewise.
13400 (expand_builtin_expect): Likewise.
13401 (expand_builtin_fabs): Likewise.
13402 (expand_builtin_copysign): Likewise.
13403 (expand_builtin_printf): Likewise.
13404 (expand_builtin_fprintf): Likewise.
13405 (expand_builtin_sprintf): Likewise.
13406 (expand_builtin_init_trampoline): Likewise.
13407 (expand_builtin_signbit): Likewise.
13408 (expand_builtin_fork_or_exec): Likewise.
13409 (expand_builtin_sync_operation): Likewise.
13410 (expand_builtin_compare_and_swap): Likewise.
13411 (expand_builtin_lock_test_and_set): Likewise.
13412 (expand_builtin_lock_release): Likewise.
13413 (expand_builtin): Likewise.
13414 (builtin_mathfn_code): Likewise.
13416 (fold_builtin_constant_p): Pass call arguments individually instead
13417 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13418 accessors and constructors. Return NULL_TREE instead of 0.
13419 (fold_builtin_expect): Likewise.
13420 (fold_builtin_classify_type): Likewise.
13421 (fold_builtin_strlen): Likewise.
13422 (fold_builtin_nan): Likewise.
13423 (integer_valued_real_p): Likewise.
13424 (fold_trunc_transparent_mathfn): Likewise.
13425 (fold_fixed_mathfn): Likewise.
13426 (fold_builtin_cabs): Likewise.
13427 (fold_builtin_sqrt): Likewise.
13428 (fold_builtin_cbrt): Likewise.
13429 (fold_builtin_cos): Likewise.
13430 (fold_builtin_cosh): Likewise.
13431 (fold_builtin_tan): Likewise.
13432 (fold_builtin_sincos): Likewise.
13433 (fold_builtin_cexp): Likewise.
13434 (fold_builtin_trunc): Likewise.
13435 (fold_builtin_floor): Likewise.
13436 (fold_builtin_ceil): Likewise.
13437 (fold_builtin_round): Likewise.
13438 (fold_builtin_int_roundingfn): Likewise.
13439 (fold_builtin_bitop): Likewise.
13440 (fold_builtin_bswap): Likewise.
13441 (fold_builtin_logarithm): Likewise.
13442 (fold_builtin_hypot): Likewise.
13443 (fold_builtin_pow): Likewise.
13444 (fold_builtin_powi): Likewise.
13445 (fold_builtin_exponent): Likewise.
13446 (fold_builtin_memset): Likewise.
13447 (fold_builtin_bzero): Likewise.
13448 (fold_builtin_memory_op): Likewise.
13449 (fold_builtin_bcopy): Deleted; call site changed to invoke
13450 fold_builtin_memory_op directly.
13451 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13452 (fold_builtin_strncpy): Likewise.
13453 (fold_builtin_memcmp): Likewise.
13454 (fold_builtin_strcmp): Likewise.
13455 (fold_builtin_strncmp): Likewise.
13456 (fold_builtin_signbit): Likewise.
13457 (fold_builtin_copysign): Likewise.
13458 (fold_builtin_isascii): Likewise.
13459 (fold_builtin_toascii): Likewise.
13460 (fold_builtin_isdigit): Likewise.
13461 (fold_builtin_fabs): Likewise.
13462 (fold_builtin_abs): Likewise.
13463 (fold_builtin_fmin_fmax): Likewise.
13464 (fold_builtin_carg): Likewise.
13465 (fold_builtin_classify): Likewise.
13466 (fold_builtin_unordered_cmp): Likewise.
13468 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13469 New functions split out from fold_builtin_1.
13470 (fold_builtin_n): New.
13471 (fold_builtin_varargs): New.
13472 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13474 (fold_call_expr): New.
13475 (build_function_call_expr): Rewrite to use new helper function.
13476 (fold_builtin_call_list): New.
13477 (build_call_expr): New.
13478 (fold_builtin_call_valist): New.
13479 (rewrite_call_expr): New.
13480 (validate_arg): New.
13481 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13482 of an arglist. Change return type to bool. Use new CALL_EXPR
13485 (fold_builtin_strstr): Pass call arguments individually instead
13486 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13487 accessors and constructors. Return NULL_TREE instead of 0.
13488 (fold_builtin_strchr): Likewise.
13489 (fold_builtin_strrchr): Likewise.
13490 (fold_builtin_strpbrk): Likewise.
13491 (fold_builtin_strcat): Likewise.
13492 (fold_builtin_strncat): Likewise.
13493 (fold_builtin_strspn): Likewise.
13494 (fold_builtin_strcspn): Likewise.
13495 (fold_builtin_fputs): Likewise.
13496 (fold_builtin_next_arg): Likewise.
13497 (fold_builtin_sprintf): Likewise.
13499 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13500 NULL_RTX instead of 0.
13501 (expand_builtin_memory_chk): Likewise.
13502 (maybe_emit_chk_warning): Likewise.
13503 (maybe_emit_sprintf_chk_warning): Likewise.
13505 (fold_builtin_object_size): Pass call arguments individually instead
13506 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13507 accessors and constructors. Return NULL_TREE instead of 0.
13508 (fold_builtin_memory_chk): Likewise.
13509 (fold_builtin_stxcpy_chk): Likewise.
13510 (fold_builtin_strncpy_chk): Likewise.
13511 (fold_builtin_strcat_chk): Likewise.
13512 (fold_builtin_strcat_chk): Likewise.
13513 (fold_builtin_strncat_chk): Likewise.
13514 (fold_builtin_sprintf_chk): Likewise.
13515 (fold_builtin_snprintf_chk): Likewise.
13516 (fold_builtin_printf): Likewise.
13517 (fold_builtin_vprintf): Likewise.
13519 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13521 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13522 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13523 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13524 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13525 (fold_unary): Likewise.
13526 (fold_binary): Likewise.
13527 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13528 ternary expressions.
13529 (fold): Add logic for tcc_vl_exp.
13530 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13531 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13532 (fold_build3_stat): Add assertion to flag broken interface for
13533 constructing CALL_EXPRs.
13534 (fold_build_call_list): New.
13535 (fold_build_call_list_initializer): New.
13536 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13538 (fold_strip_sign_ops): Likewise.
13540 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13541 Brooks Moses <brooks.moses@codesourcery.com>
13542 Lee Millward <lee.millward@codesourcery.com>
13544 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13545 accessors and dump arguments explicitly.
13547 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13549 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13551 (print_call_name): Use new CALL_EXPR accessors.
13553 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13554 CALL_EXPR arguments explicitly instead of as a list. Use
13555 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13557 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13558 (vrp_visit_stmt): Likewise.
13560 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13561 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13563 (force_move_till_expr): Likewise.
13565 * targhooks.c (default_external_stack_protect_fail): Use
13566 build_call_expr instead of build_function_call_expr.
13567 (default_hidden_stack_protect_fail): Likewise.
13569 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13572 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13573 and walk arguments explicitly.
13575 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13576 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13577 (expand_simple_operations): Likewise.
13578 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13580 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13581 of TREE_CODE_LENGTH.
13582 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13584 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13585 instead of TREE_CODE_LENGTH.
13587 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13588 (tree_ic_transform): Likewise.
13589 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13590 parameter instead of arglist. Fix callers.
13591 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13592 (tree_stringops_transform): Likewise.
13593 (tree_indirect_call_to_profile): Likewise.
13594 (tree_stringops_values_to_profile): Likewise.
13596 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13597 (eliminate_tail_call): Likewise.
13599 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13601 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13602 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13604 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13606 * omp-low.c (build_omp_barrier): Use build_call_expr.
13607 (lower_rec_input_clauses): Likewise.
13608 (lower_reduction_clauses): Likewise.
13609 (expand_parallel_call): Likewise.
13610 (maybe_catch_exception): Likewise.
13611 (expand_omp_for_generic): Likewise.
13612 (expand_omp_for_static_nochunk): Likewise.
13613 (expand_omp_sections): Likewise.
13614 (lower_omp_single_simple): Likewise.
13615 (lower_omp_single_copy): Likewise.
13616 (lower_omp_master): Likewise.
13617 (lower_omp_ordered): Likewise.
13618 (lower_omp_critical): Likewise.
13620 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13621 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13623 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13624 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13625 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13627 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13628 and generalize to handle any number of operands.
13629 (chrec_contains_undetermined): Likewise.
13630 (tree_contains_chrecs): Likewise.
13631 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13633 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13635 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13636 fold_call_expr instead of fold_builtin.
13637 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13638 match declarations there.
13639 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13642 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13643 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13645 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13646 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13648 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13651 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13652 (execute_cse_sincos): Use new CALL_EXPR accessors.
13654 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13656 * gimple-low.c (lower_function_body): Use build_call_expr.
13657 (lower_builtin_setjmp): Likewise.
13659 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13660 (set_storage_via_libcall): Likewise.
13661 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13662 instead of TREE_CODE_LENGTH.
13663 (expand_expr_real_1): Use new CALL_EXPR accessors.
13665 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13666 generalize to handle any number of operands.
13667 (TB_parent_eq): Likewise.
13669 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13670 (strip_builtin_expect): Likewise.
13672 * function.c (gimplify_parameters): Use build_call_expr.
13674 * tree-vectorizer.c (vect_is_simple_reduction): Use
13675 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13677 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13678 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13680 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13683 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13684 (gimplify_decl_expr): Likewise.
13685 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13686 Use new CALL_EXPR iterators.
13687 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13688 (gimplify_modify_expr_to_memset): Likewise.
13689 (gimplify_variable_sized_compare): Likewise.
13690 (gimplify_omp_atomic_fetch_op): Likewise.
13691 (gimplify_omp_atomic_pipeline): Likewise.
13692 (gimplify_omp_atomic_mutex): Likewise.
13693 (gimplify_function_tree): Likewise.
13695 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13696 (call_expr_flags): Likewise.
13697 (expand_call): Likewise.
13699 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13700 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13703 * coverage.c (create_coverage): Use build_call_expr.
13705 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13706 (temp_call_expr_obstack): New.
13707 (pool_copy_list): Delete.
13708 (temp_copy_call_expr): New.
13709 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13710 CALL_EXPR accessors. Get rid of special goo for copying argument
13711 lists and use temp_copy_call_expr instead.
13712 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13713 CALL_EXPR accessors.
13714 (create_expression_by_pieces): Likewise. Use build_call_array
13715 to construct the result instead of fold_build3.
13716 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13717 dealing with argument lists.
13718 (init_pre): Remove references to expression_node_pool and
13719 list_node_pool. Init temp_call_expr_obstack instead.
13720 (fini_pre): Remove references to expression_node_pool and
13723 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13724 and walk arguments explicitly instead of as a list.
13726 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13727 (mx_register_decls): Likewise.
13728 (mudflap_register_call): Likewise.
13729 (mudflap_finish_file): Likewise.
13731 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13732 (ipa_callsite_compute_param): Likewise.
13734 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13735 accessors and constructor.
13737 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13738 accessors and constructor.
13739 (convert_tramp_reference): Likewise.
13740 (convert_call_expr): Likewise.
13741 (finalize_nesting_tree_1): Likewise.
13743 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13746 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13748 * tree-inline.c (initialize_inlined_parameters): Pass entire
13749 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13751 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13752 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13754 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13755 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13756 (vectorizable_reduction): Likewise.
13757 (vectorizable_call): Use new CALL_EXPR iterators.
13758 (vectorizable_conversion): Use build_call_expr.
13759 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13760 (vect_gen_widened_results_half): Use build_call_expr.
13761 (vect_setup_realignment): Likewise.
13762 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13764 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13765 (pass_through_call): Likewise.
13766 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13769 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13770 (tree_gen_pow2_profiler): Likewise.
13771 (tree_gen_one_value_profiler): Likewise.
13772 (tree_gen_ic_func_profiler): Likewise.
13773 (tree_gen_average_profiler): Likewise.
13774 (tree_gen_ior_profiler): Likewise.
13776 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13777 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13778 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13780 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13781 of TREE_CODE_LENGTH.
13783 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13784 of TREE_CODE_LENGTH.
13786 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13788 (convert_to_integer): Likewise.
13790 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13793 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13794 Brooks Moses <brooks.moses@codesourcery.com>
13795 Lee Millward <lee.millward@codesourcery.com>
13797 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13799 * config/frv/frv.c (frv_expand_builtin): Likewise.
13800 * config/s390/s390.c (s390_expand_builtin): Likewise.
13802 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13803 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13805 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13806 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13807 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13808 (ix86_expand_store_builtin): Likewise.
13809 (ix86_expand_unop_builtin): Likewise.
13810 (ix86_expand_unop1_builtin): Likewise.
13811 (ix86_expand_sse_compare): Likewise.
13812 (ix86_expand_sse_comi): Likewise.
13813 (ix86_expand_vec_init_builtin): Likewise.
13814 (ix86_expand_vec_ext_builtin): Likewise.
13815 (ix86_expand_vec_set_builtin): Likewise.
13816 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13818 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13819 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13821 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13822 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13823 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13825 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13827 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13828 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13829 arglist. Use new CALL_EXPR accessors. Fix callers.
13830 (altivec_expand_abs_builtin): Likewise.
13831 (rs6000_expand_binop_builtin): Likewise.
13832 (altivec_expand_predicate_builtin): Likewise.
13833 (altivec_expand_lv_builtin): Likewise.
13834 (spe_expand_stv_builtin): Likewise.
13835 (altivec_expand_stv_builtin): Likewise.
13836 (rs6000_expand_ternop_builtin): Likewise.
13837 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13838 (altivec_expand_st_builtin): Likewise.
13839 (altivec_expand_dst_builtin): Likewise.
13840 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13841 arglist. Use new CALL_EXPR accessors. Fix callers.
13842 (altivec_expand_vec_set_builtin): Likewise.
13843 (altivec_expand_vec_ext_builtin): Likewise.
13844 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13845 (spe_expand_builtin): Likewise.
13846 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13847 arglist. Use new CALL_EXPR accessors. Fix callers.
13848 (spe_expand_evsel_builtin): Likewise.
13849 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13850 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13852 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13853 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13854 (arm_expand_unop_builtin): Likewise.
13855 (arm_expand_builtin): Use new CALL_EXPR accessors.
13857 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13860 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13861 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13863 (bfin_expand_unop_builtin): Likewise.
13864 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13866 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13867 Brooks Moses <brooks.moses@codesourcery.com>
13868 Lee Millward <lee.millward@codesourcery.com>
13870 * c-semantics.c (build_stmt): Add internal diagnostic check.
13872 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13873 accessors. Print arguments explicitly instead of as a list.
13875 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13877 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13878 (c_finish_omp_flish): Likewise.
13880 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13881 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13882 instead of TREE_CODE_LENGTH.
13883 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13884 (c_warn_unused_result): Likewise.
13886 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13889 * doc/invoke.texi (Warning Options): Remove
13890 -Werror-implicit-function-declaration.
13891 (Wimplicit-function-declaration): Update description.
13892 * opts.c (common_handle_option): Move handling of -Werror=* to...
13893 (enable_warning_as_error): ...here.
13894 * opts.h (enable_warning_as_error): Declare.
13895 * c-decl.c (implicit_decl_warning): Unless
13896 -Wno-implicit-function-declaration is given, emit a pedwarn if
13897 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13898 * c.opt (Wimplicit-function-declaration): Replace
13899 mesg_implicit_function_declaration with
13900 warn_implicit_function_declaration.
13901 * c-opts.c (c_common_handle_option):
13902 -Werror-implicit-function-declaration is exactly equal as
13903 -Werror=implicit-function-declaration.
13904 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13905 warn_implicit_function_declaration.
13906 (c_common_post_options): -Wimplict-function-declaration is enabled
13907 by default by -std=c99, otherwise is disabled by default.
13908 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13910 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13912 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13913 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13914 former is ignored but not the latter.
13916 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13918 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13919 is made and the reference doesn't use the alias set of its type,
13920 do not create the temporary using that type.
13922 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13924 * jump.c: Remove prototypes for delete_computation and
13925 delete_prior_computation.
13927 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13929 * jump.c (get_label_after): Delete.
13930 (get_label_before, delete_computation, delete_jump,
13931 delete_prior_computation, follow_jumps): Move...
13932 * reorg.c (delete_computation, delete_prior_computation): ... here...
13933 (get_label_before, delete_jump): ... making these static ...
13934 (follow_jumps): ... and simplifying this since it only runs after
13936 * rtl.h (get_label_after, get_label_before, delete_jump,
13937 follow_jumps): Delete prototypes.
13939 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13941 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13943 2007-02-15 Nick Clifton <nickc@redhat.com>
13945 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13946 order to prevent it from being munged by the target.
13948 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13950 * config/i386/i386.md: Remove misleading comment.
13952 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13954 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13955 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13958 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13960 * tree-sra.c (instantiate_missing_elements): Canonicalize
13962 (sra_build_assignment): New.
13963 (generate_copy_inout, generate_element_copy,
13964 generate_element_zero, generate_one_element_init): Use it.
13966 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13968 * tree-sra.c (instantiate_missing_elements): Canonicalize
13970 (sra_build_assignment): New.
13971 (generate_copy_inout, generate_element_copy,
13972 generate_element_zero, generate_one_element_init): Use it.
13974 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13976 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13979 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13981 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13982 types as aggregates not scalars.
13983 * function.c (assign_stack_temp_for_type): Likewise.
13985 2007-02-14 Roger Sayle <roger@eyesopen.com>
13986 Zdenek Dvorak <dvorakz@suse.cz>
13988 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13991 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13993 * passes.c (next_pass_1): Clear the next field of the copied
13996 2007-02-14 Richard Henderson <rth@redhat.com>
13998 * tree-sra.c (early_sra): New.
13999 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14000 (tree_sra_early, pass_sra_early): New.
14001 * tree-pass.h (pass_sra_early): Declare.
14002 * passes.c (init_optimization_passes): Use it.
14004 2007-02-14 Richard Guenther <rguenther@suse.de>
14006 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14008 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14010 PR tree-optimization/30771
14011 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14013 (vect_analyze_operations): Induction phis can now be marked as
14015 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14016 Update documentation accordingly.
14018 2007-02-14 Nick Clifton <nickc@redhat.com>
14020 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14021 most 3 arguments are supported.
14022 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14024 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14026 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14027 Ensure dst->current is valid.
14029 2007-02-13 Paul Brook <paul@codesourcery.com>
14031 * config.gcc: Add arm*-*-uclinux-*eabi.
14032 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14033 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14034 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14035 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14036 (LINK_SPEC): Define.
14037 (LIB_SPEC): Define.
14038 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14040 * config/arm/uclinux-eabi.h: New file.
14041 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14042 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14045 2007-02-13 Ian Lance Taylor <iant@google.com>
14047 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14048 * flags.h (warn_strict_overflow): Declare.
14049 (enum warn_strict_overflow_code): Define.
14050 (issue_strict_overflow_warning): New static inline function.
14051 * opts.c (warn_strict_overflow): New variable.
14052 (common_handle_option): Handle OPT_Wstrict_overflow and
14053 OPT_Wstrict_overflow_.
14054 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14056 * fold-const.c: Include intl.h.
14057 (fold_deferring_overflow_warnings): New static variable.
14058 (fold_deferred_overflow_warning): New static variable.
14059 (fold_deferred_overflow_code): New static variable.
14060 (fold_defer_overflow_warnings): New function.
14061 (fold_undefer_overflow_warnings): New function.
14062 (fold_undefer_and_ignore_overflow_warnings): New function.
14063 (fold_deferring_overflow_warnings_p): New function.
14064 (fold_overflow_warning): New static function.
14065 (make_range): Add strict_overflow_p parameter. Change all
14067 (extract_muldiv, extract_muldiv_1): Likewise.
14068 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14069 tree_expr_nonnegative_p.
14070 (fold_negate_expr): Call fold_overflow_warning.
14071 (fold_range_test): Likewise.
14072 (fold_comparison): Likewise.
14073 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14074 instead of tree_expr_nonnegative_p.
14075 (tree_expr_nonnegative_warnv_p): Rename from
14076 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14077 (tree_expr_nonnegative_p): New function.
14078 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14079 strict_overflow_p parameter.
14080 (tree_expr_nonzero_p): New function.
14081 * passes.c (verify_interpass_invariants): New static function.
14082 (execute_one_pass): Call it.
14083 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14085 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14086 (estimate_numbers_of_iterations): Likewise.
14087 (scev_probably_wraps_p): Likewise.
14088 * tree-ssa-ccp.c: Include "toplev.h".
14089 (evaluate_stmt): Defer fold overflow warnings until we know we are
14091 (struct fold_stmt_r_data): Add stmt field.
14092 (fold_stmt_r): Defer fold overflow warnings until we know we
14094 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14095 (fold_stmt_inplace): Likewise.
14096 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14097 (cleanup_control_expr_graph): Defer fold overflow warnings until
14098 we know we are going to optimize.
14099 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14100 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14102 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14103 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14104 * tree-ssa-loop-manip.c (create_iv): Likewise.
14105 * c-typeck.c (build_conditional_expr): Likewise.
14106 (build_binary_op): Likewise.
14107 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14108 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14109 (extract_range_from_unary_expr): Likewise.
14110 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14111 assuming that signed overflow does not occur.
14112 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14113 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14114 (fold_defer_overflow_warnings): Declare.
14115 (fold_undefer_overflow_warnings): Declare.
14116 (fold_undefer_and_ignore_overflow_warnings): Declare.
14117 (fold_deferring_overflow_warnings_p): Declare.
14118 (tree_expr_nonzero_warnv_p): Declare.
14119 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14120 of warning options.
14121 (Warning Options): Document -Wstrict-overflow.
14122 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14123 (tree-ssa-ccp.o): Likewise.
14124 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14125 (fold-const.o): Depend on intl.h.
14127 2007-02-13 Ian Lance Taylor <iant@google.com>
14129 PR middle-end/30751
14130 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14133 2007-02-13 Stuart Hastings <stuart@apple.com>
14135 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14137 2007-02-13 Richard Henderson <rth@redhat.com>
14139 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14140 handled_component_p before looking for the indirect_ref.
14142 2007-02-13 Richard Henderson <rth@redhat.com>
14144 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14145 remove flags clobber.
14146 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14147 (bswaphi_lowpart): New.
14148 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14149 remove TARGET_BSWAP test. Delete expander of the same name.
14151 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14152 (expand_unop): Use them.
14154 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14156 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14157 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14158 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14159 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14160 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14161 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14162 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14163 assembler dialect choice from asm templates.
14165 2007-02-12 Richard Henderson <rth@redhat.com>
14167 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14168 (fixuns_trunc<SSEMODEF>si2): Use it.
14169 * config/i386/sse.md (vec_setv4sf_0): Export.
14170 * config/i386/i386.c (ix86_build_const_vector): Export.
14171 (ix86_split_convert_uns_si_sse): Rename from
14172 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14173 * config/i386/i386-protos.h: Update.
14175 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14178 * c-typeck.c (c_finish_return): Improve warning message.
14180 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14182 * alias.c (find_symbolic_term): Delete unused function.
14184 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14186 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14187 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14188 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14190 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14192 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14193 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14194 the function, temporarily point the debug interface to the null one.
14196 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14198 * dwarf2out.c (round_up_to_align): New static function.
14199 (field_byte_offset): Use it to round the offset.
14201 2007-02-12 Richard Henderson <rth@redhat.com>
14203 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14204 (inswl_const): Export.
14206 2007-02-12 Richard Henderson <rth@redhat.com>
14208 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14209 result mode of the libcall, convert back to outmode.
14211 2007-02-12 Roger Sayle <roger@eyesopen.com>
14213 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14214 (bswapdi2): New define_expand to implement 32-bit implementation.
14216 2007-02-12 Nick Clifton <nickc@redhat.com>
14218 * doc/invoke.texi (Overall Options): Document --help=.
14219 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14220 (cc1_options): Pass --help= on to cc1.
14221 (display_help): Add description of --help=.
14222 (process_command): Add code to handle --help=. Allow translated
14223 --help and --target-help switches to be passed on to compiler
14225 (main): Remove unused if statement.
14226 * opts.c (columns): Remove.
14227 (LEFT_COLUMN): Define.
14228 (wrap_help): Add columns argument.
14229 (print_filtered_help): Change parameters to be an include bitmask,
14230 an exclude bitmask, an any bitmask and the column width. Move the
14231 code to display the params list here. Add code to display the
14232 status of options rather than their descriptions if the quiet flag
14234 (print_specific_help): Change parameters to be an include bitmask,
14235 an exclude bitmask and an any bitmask. Move code to look up the
14236 column width here. Decide upon the title for an options listing.
14237 (common_handle_options): Add code to handle --help=. Adapt code
14238 for --help and --target-help to use the revised form of the
14239 print_specific_help function.
14240 (print_help): Delete.
14241 (print_param_help): Delete.
14242 (print_switch): Delete.
14243 * opts.h (cl_lang_count): Add prototype.
14244 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14245 CL_MAX_OPTION_CLASS): New defines.
14246 * optc-gen.awk: Add construction of cl_lang_count.
14247 * c.opt: Add Warning attribute to warning options and Optimization
14248 attribute to optimization options.
14249 * common.opt: Likewise.
14251 Add -fhelp and -ftarget-help as aliases for the transformed --help
14252 and --target-help options.
14253 * opt-functions.awk: Add code to handle Warning and Optimization
14256 2007-02-12 Richard Henderson <rth@redhat.com>
14258 * config/alpha/constraints.md: New file.
14259 * config/alpha/alpha.c: Include tm-constrs.h.
14260 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14261 alpha_extra_constraint): Remove.
14262 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14263 * config/alpha/alpha-protos.h: Update.
14264 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14265 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14266 (EXTRA_CONSTRAINT): Remove.
14267 * config/alpha/alpha.md: Include constraints.md.
14268 (adddi splitter): Use satisfies_constraint_*.
14269 * config/alpha/predicates.md (add_operand): Likewise.
14270 (sext_add_operand, addition_operation): Likewise.
14272 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14274 PR tree-optimization/29145
14275 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14276 in our handling of restrict qualified pointers.
14278 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14281 * doc/invoke.texi (Wunused-value): Update description.
14282 (Wextra): Delete item.
14283 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14284 value of Wunused-value.
14285 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14286 (c_finish_stmt_expr): Don't check extra_warnings.
14287 (emit_side_effect_warnings): The caller is responsible to check
14290 2007-02-11 Roger Sayle <roger@eyesopen.com>
14291 Matt Thomas <matt@3am-software.com>
14293 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14295 2007-02-11 Roger Sayle <roger@eyesopen.com>
14297 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14298 comparisons of POPCOUNT against zero.
14299 (simplify_const_relational_operation): Likewise.
14301 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14303 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14305 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14307 * dwarf2out.c (root_type): Delete unused function.
14309 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14311 * genattrtab.c (contained_in_p): Delete unused function.
14312 (write_expr_attr_cache): Likewise.
14314 2007-02-11 Jan Hubicka <jh@suse.cz>
14316 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14319 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14321 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14322 to add the REG_EQ* note.
14323 * see.c (see_merge_one_use_extension): Likewise.
14324 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14325 turn REG_EQUAL notes into REG_EQUIV notes if the target
14326 register may have more than one set.
14327 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14328 * gcse.c (try_replace_reg): Likewise.
14329 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14330 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14331 more than one REG_EQUIV note.
14332 * reload1.c (gen_reload): Use set_unique_reg_note.
14334 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14336 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14337 (ix86_builtin_conversion): New function.
14339 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14342 * tree.h (DECL_REPLACEABLE_P): New macro.
14343 * except.c (set_nothrow_function_flags): Likewise.
14345 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14346 Ira Rosen <irar@il.ibm.com>
14347 Dorit Nuzman <dorit@il.ibm.com>
14349 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14350 * targhooks.c (default_builtin_vectorized_conversion): New.
14351 * targhooks.h (default_builtin_vectorized_function): New declaration.
14352 * target.h (struct vectorize): Add builtin_conversion field.
14353 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14354 stmt_vec_info_type value.
14355 (vectorizable_conversion): New declaration.
14356 * tree-vect-analyze.c (vect_analyze_operations): Add
14357 vectorizable_conversion call.
14358 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14359 * tree-vect-transform.c (vectorizable_conversion): New function.
14360 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14361 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14363 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14364 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14365 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14366 or ALTIVEC_BUILTIN_VCFSX.
14368 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14371 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14372 CONST_DOUBLE and operand 0 is a hard register.
14373 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14374 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14375 is a hard floating-point register.
14377 2007-02-10 Richard Henderson <rth@redhat.com>
14378 Jakub Jelinek <jakub@redhat.com>
14379 Alexandre Oliva <aoliva@redhat.com>
14381 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14382 * builtin-types.def (BT_WORD): Make unsigned.
14383 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14384 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14385 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14386 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14387 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14388 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14390 * expr.c (emutls_var_address): New.
14391 (expand_expr_real_1): Expand emulated tls.
14392 (expand_expr_addr_expr_1): Likewise.
14393 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14394 * output.h (emutls_finish): Declare.
14395 * toplev.c (compile_file): Call it.
14396 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14397 address before wrapping in CONST.
14398 * varasm.c (emutls_htab, emutls_object_type): New.
14399 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14400 (get_emutls_object_name, get_emutls_object_type): New.
14401 (get_emutls_init_templ_addr, emutls_decl): New.
14402 (emutls_common_1, emutls_finish): New.
14403 (assemble_variable): When emulating tls, swap decls; generate
14404 constructor for the emutls objects.
14405 (do_assemble_alias): When emulating tls, swap decl and target name.
14406 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14408 * varpool.c (decide_is_variable_needed): Look at force_output.
14409 Recurse for emulated tls.
14410 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14411 with decide_is_variable_needed.
14412 * emutls.c: New file.
14413 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14414 tls_object for real tls.
14416 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14418 PR rtl-optimization/29599
14419 * reload1.c (eliminate_regs_in_insn): Take the destination
14420 mode into account when computing the offset.
14422 2007-02-09 Stuart Hastings <stuart@apple.com>
14423 Richard Henderson <rth@redhat.com>
14425 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14426 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14427 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14428 fixuns_truncdfhi2): New.
14429 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14430 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14431 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14432 (floatunssidf2): Allow nonimmediate source.
14433 * config/i386/sse.md (movdi_to_sse): New.
14434 (vec_concatv2di): Drop '*'.
14435 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14436 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14437 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14439 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14440 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14441 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14442 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14443 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14444 ix86_build_const_vector.
14445 (x86_emit_floatuns): Rewrite.
14447 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14449 * genautomata.c (longest_path_length): Delete unused function.
14450 (struct state): Delete unused longest_path_length.
14451 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14452 (get_free_state): Delete unused.
14454 2007-02-09 Jan Hubicka <jh@suse.cz>
14456 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14457 * doc/invoke.texi (inline-unit-growth): Update default value.
14459 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14460 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14461 (rebuild_cgraph_edges): Likewise.
14462 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14463 (dump_cgraph_node): Dump frequencies.
14464 (cgraph_clone_edge): Add frequency scales.
14465 (cgraph_clone_node): Add freuqnecy.
14466 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14467 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14468 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14469 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14470 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14471 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14472 (save_inline_function_body): Likewise.
14473 * ipa-inline.c: inluce rtl.h
14474 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14475 (cgraph_edge_badness): Use frequencies.
14476 (cgraph_decide_recursive_inlining): Update clonning.
14477 (cgraph_decide_inlining_of_small_function): Dump frequency.
14478 * predict.c (estimate_bb_frequencies): Export.
14479 * predict.h (estimate_bb_frequencies): Declare.
14480 * tree-inline.c (copy_bb): Watch overflows.
14481 (expand_call_inline): Update call of cgraph_create_edge.
14482 (optimize_inline_calls): Use TODO flags to update frequnecies.
14483 * passes.h: Include predict.h
14484 (init_optimization_passes): Move profile ahead.
14485 (execute_function_todo): Handle TODO_rebuild_frequencies.
14487 2007-02-09 Roger Sayle <roger@eyesopen.com>
14489 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14490 the insbl or inswl pattern into a register.
14492 2007-02-09 Roger Sayle <roger@eyesopen.com>
14494 * config/ia64/ia64.md (bswapdi2): New define_insn.
14496 2007-02-09 Richard Henderson <rth@redhat.com>
14498 * config/i386/constraints.md (Ym): New constraint.
14499 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14500 (movdi_1_rex64): Split sse and xmm general register moves from
14501 memory move alternatives. Use conditional register constraints.
14502 (movsf_1, movdf_integer): Likewise.
14503 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14504 (movdf_integer_rex64): New.
14505 (pushsf_rex64): Fix output constraints.
14506 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14507 (sse2_stored): Likewise.
14508 (sse2_storeq_rex64): New.
14509 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14510 amd and not generic.
14511 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14512 for optimize_size. Remove SF/DFmode hack.
14514 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14516 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14519 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14520 Richard Sandiford <richard@codesourcery.com>
14522 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14523 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14524 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14525 m68k/t-mlib to tmake_file.
14526 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14527 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14528 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14529 Allow it to be cf or m68k. Set m68k_arch_family. If that
14530 variable is not empty, add t-$m68k_arch_family to tmake_file.
14531 Add t-mlibs to tmake_file.
14532 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14533 * config/m68k/t-cf: New file.
14534 * config/m68k/t-m68k: Likewise.
14535 * config/m68k/t-mlibs: Likewise.
14536 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14537 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14538 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14539 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14540 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14542 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14543 (INSTALL_LIBGCC): Delete.
14544 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14545 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14546 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14547 (M68K_MLIB_CPU): Define.
14548 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14549 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14550 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14552 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14553 Richard Guenther <rguenther@suse.de>
14555 PR middle-end/23361
14556 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14557 against INT_MIN/INT_MAX.
14558 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14559 file if a loop is removed.
14561 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14563 * calls.c (store_one_arg): Pass correct alignment to
14564 emit_push_insn for non-BLKmode values.
14565 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14566 unaligned stack slot via a suitably aligned slot.
14568 2007-02-08 DJ Delorie <dj@redhat.com>
14570 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14572 (legal_subregs): Use unsigned char, make const.
14573 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14575 2007-02-08 Paul Brook <paul@codesourcery.com>
14577 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14578 special interworking needed.
14580 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14582 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14583 conditional to __SSE2__.
14584 (Entries below should have been added to first ChangeLog
14585 entry for amdfam10 dated 2007-02-05)
14586 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14588 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14590 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14593 2007-02-08 DJ Delorie <dj@redhat.com>
14595 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14596 * config/m32c/m32c.c (legal_subregs): New.
14597 (m32c_illegal_subreg_p): New.
14598 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14599 unsupported subregs of hard regs.
14601 2007-02-08 Jan Hubicka <jh@suse.cz>
14603 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14604 the same one; always update histograms.
14606 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14608 * passes.c (init_optimization_passes): Tidy comment.
14610 2007-02-08 Roger Sayle <roger@eyesopen.com>
14612 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14613 strip zero_extend, bswap and rotates from POCOUNT's argument.
14614 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14615 zero_extend and rotates from PARITY's argument.
14616 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14617 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14618 of an integer constant at compile-time.
14620 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14623 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14625 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14628 * tree-ssa-live.c (remove_unused_locals): Do not remove
14629 TREE_ADDRESSABLE variables.
14630 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14631 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14632 FOR_CLOBBER. Update all users.
14633 If VAR has an associated alias set, add a virtual operand for
14634 it if no alias is found to conflict with the memory reference.
14636 2007-02-07 Jan Hubicka <jh@suse.cz>
14637 Robert Kidd <rkidd@crhc.uiuc.edu>
14639 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14641 2007-02-07 Ian Lance Taylor <iant@google.com>
14643 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14645 2007-02-07 Roger Sayle <roger@eyesopen.com>
14647 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14648 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14649 tablejumpdi, movsi_to_cr_one): Remove constraints from
14650 define_expand's match_operands.
14652 2007-02-07 Roger Sayle <roger@eyesopen.com>
14654 * global.c (compute_regsets): Move declatation of "i" inside of
14655 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14657 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14660 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14661 of INDIRECT_REF <RESULT_DECL>.
14663 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14665 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14666 Kaz Kojima <kkojima@gcc.gnu.org>
14669 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14671 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14673 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14675 * doc/loop.texi: Document possibility not to perform disambiguation
14676 of loops with multiple latches.
14677 * cfgloopmanip.c (alp_enum_p): Removed.
14678 (add_loop): Handle subloops. Use get_loop_body_with_size.
14679 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14680 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14681 the new forwarder block.
14682 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14683 Handle the case latch is NULL.
14684 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14685 modifications when marking loop exits.
14686 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14688 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14689 disambiguate_loops_with_multiple_latches.
14690 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14691 before fix_loop_structure.
14692 * cfgloop.c: Include pointer-set.h and output.h.
14693 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14694 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14695 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14696 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14697 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14698 disambiguate_multiple_latches, get_loop_body_with_size,
14699 disambiguate_loops_with_multiple_latches): New functions.
14700 (flow_loop_dump): Dump multiple latch edges.
14701 (flow_loop_nodes_find): Handle loops with multiple latches.
14702 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14703 (glb_enum_p): Modified.
14704 (get_loop_body): Use get_loop_body_with_size.
14705 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14706 (AVOID_CFG_MODIFICATIONS): New constant.
14707 (disambiguate_loops_with_multiple_latches, add_loop,
14708 get_loop_body_with_size): Declare.
14709 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14711 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14713 PR inline-asm/28686
14714 * global.c (compute_regsets): New function.
14715 (global_alloc): Refactored ELIMINABLE_REGSET
14716 and NO_GLOBAL_ALLOC_REGS computation out.
14717 (rest_of_handle_global_alloc): Call compute_regsets()
14718 for non-optimizing case.
14720 2007-02-06 Richard Henderson <rth@redhat.com>
14722 * config/i386/constraints.md (Y2): Rename from Y.
14723 (Yi): New constraint.
14724 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14725 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14726 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14727 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14728 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14729 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14730 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14731 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14732 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14733 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14734 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14735 vec_extractv2si_1): Change Y constraints to Y2.
14736 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14737 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14738 Change Y constraints to Y2.
14739 (sse2_loadld): Change Y constraints to x.
14741 2007-02-06 Roger Sayle <roger@eyesopen.com>
14743 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14744 (parity<mode>2): New define_expand using rs6000_emit_parity.
14745 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14746 rs6000_emit_parity): New functions.
14747 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14748 rs6000_emit_parity): Prototype here.
14750 2007-02-06 Ian Lance Taylor <iant@google.com>
14752 * lower-subreg.c (simple_move_operand): Reject CONST.
14753 (resolve_clobber): Call validate_change rather than directly
14754 assigning to XEXP (pat, 0).
14756 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14758 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14759 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14760 (tree-cfg.o): Remove hashtab.h dependency.
14762 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14763 (struct ivopts_data): Change niters to pointer_map_t.
14764 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14765 (niter_for_exit): Create pointer_map on demand. Change for
14767 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14768 (free_loop_data): Destroy data->niters if created and reset field.
14769 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14770 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14772 * tree-ssa-reassoc.c: Include pointer-set.h.
14773 (bb_rank): Change to long *.
14774 (operand_rank): Change to pointer_map_t.
14775 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14776 (insert_operand_rank): Accept long.
14777 (operand_entry_hash, operand_entry_eq): Remove.
14778 (get_rank): Return long. Adjust for changes above.
14779 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14781 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14783 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14784 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14785 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14787 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14788 directly since it cannot be NULL.
14789 (get_vi_for_tree): Rewrite for pointer_map API.
14790 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14791 (init_alias_vars): Create vi_for_tree as pointer_map.
14792 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14794 * tree-cfg.c: Don't include hashtab.h.
14795 (edge_to_cases): Declare as pointer_map.
14796 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14798 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14799 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14800 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14802 (record_switch_edge): Delete.
14803 (get_cases_for_edge): Adjust for pointer_map API, inline
14804 record_switch_edge (rewritten for new API), remove goto.
14806 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14808 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14809 * tree-nested.c: Include pointer-set.h.
14810 (var_map_elt, var_map_eq, var_map_hash): Delete.
14811 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14812 to pointer_map_t's.
14813 (nesting_info_bitmap_obstack): New.
14814 (lookup_field_for_decl): Adjust for pointer_map API.
14815 (lookup_tramp_for_decl): Adjust for pointer_map API.
14816 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14817 (get_local_debug_decl): Adjust for pointer_map API.
14818 (convert_nl_goto_reference): Adjust for pointer_map API.
14819 (convert_nl_goto_receiver): Adjust for pointer_map API.
14820 (create_nesting_tree): Create outside GGC space. Create bitmap on
14821 the new obstack. Create field_map and var_map as pointer_maps.
14822 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14824 (lower_nested_functions): Move root here, no need to NULL it.
14825 Initialize and release the obstack.
14827 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14829 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14830 Remove prototypes and make them non-static.
14831 (struct tree_int_map): Remove.
14832 * tree.h (struct tree_int_map): Move here, turning TO into an
14834 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14836 * tree.h (TREE_COMPLEXITY): Remove.
14837 (struct tree_exp): Remove complexity field.
14838 * tree.c (build1_stat): Don't set it.
14840 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14841 Victor Kaplansky <victork@il.ibm.com>
14843 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14844 (vect_is_simple_reduction): Support reduction with induction as
14845 one of the operands.
14846 (vect_is_simple_iv_evolution): Fix formatting.
14847 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14848 formatting. Don't mark induction phis for vectorization.
14849 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14850 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14851 (vect_get_vec_def_for_operand): Support induction.
14852 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14854 (vectorizable_reduction): Support reduction with induction as one of
14856 (vectorizable_type_demotion): Use def-type of stmt argument rather
14857 than dummy def-type.
14859 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14860 flag_tree_scev_cprop.
14861 * common.opt (tree-scev-cprop): New flag.
14863 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14864 call to vect_get_new_vect_var.
14866 2007-02-06 Ira Rosen <irar@il.ibm.com>
14868 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14869 vectype is not NULL.
14870 (vect_pattern_recog_1): Likewise.
14872 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14874 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14875 (fold_negate_expr): Likewise.
14877 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14880 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14881 even if cv-qualification is the same.
14883 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14885 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14886 __enable_execute_stack on completion.
14888 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14890 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14891 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14892 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14893 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14894 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14895 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14896 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14897 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14899 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14901 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14902 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14903 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14904 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14905 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14906 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14907 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14908 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14909 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14910 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14911 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14912 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14913 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14914 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14915 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14916 sqrtextenddfxf2_i387): Added amdfam10_decode.
14918 * config/i386/athlon.md (athlon_idirect_amdfam10,
14919 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14920 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14921 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14922 athlon_ivector_store_amdfam10): New define_insn_reservation.
14923 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14926 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14928 * config/i386/athlon.md (athlon_call_amdfam10,
14929 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14930 define_insn_reservation.
14931 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14932 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14933 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14935 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14937 * config/i386/athlon.md (athlon_sseld_amdfam10,
14938 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14939 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14941 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14943 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14944 define_insn_reservation.
14945 * config/i386/i386.md (sseins): Added sseins to define_attr type
14946 and define_attr unit.
14947 * config/i386/sse.md: Set type attribute to sseins for insertq
14950 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14952 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14953 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14954 ssecomi_load_amdfam10, ssecomi_amdfam10,
14955 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14956 define_insn_reservation.
14957 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14959 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14961 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14962 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14963 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14964 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14965 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14966 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14967 define_insn_reservation.
14969 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14970 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14971 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14972 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14973 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14975 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14977 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14978 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14979 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14980 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14981 athlon_ssemul_load_k8): Added amdfam10.
14983 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14985 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14986 (x86_sse_unaligned_move_optimal): New variable.
14988 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14990 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14991 for unaligned vector SSE double/single precision loads for AMDFAM10.
14993 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14995 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14996 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14997 Define TARGET_CPU_DEFAULT_amdfam10.
14998 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14999 (processor_type): Add PROCESSOR_AMDFAM10.
15001 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15002 processor_type in config/i386/i386.h.
15003 Enable imul peepholes for TARGET_AMDFAM10.
15005 * config.gcc: Add support for --with-cpu option for amdfam10.
15007 * config/i386/i386.c (amdfam10_cost): New variable.
15008 (m_AMDFAM10): New macro.
15009 (m_ATHLON_K8_AMDFAM10): New macro.
15010 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15011 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15012 x86_promote_QImode, x86_integer_DFmode_moves,
15013 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15014 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15015 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15016 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15017 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15018 Enable/disable for amdfam10.
15019 (override_options): Add amdfam10_cost to processor_target_table.
15020 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15021 processor_alias_table.
15022 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15023 (ix86_adjust_cost): Add code for amdfam10.
15025 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15027 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15028 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15029 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15030 * config/i386/i386.h: Add builtin definition for SSE4A.
15031 * config/i386/i386.md: Add support for ABM instructions
15032 (popcnt and lzcnt).
15033 * config/i386/sse.md: Add support for SSE4A instructions
15034 (movntss, movntsd, extrq, insertq).
15035 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15036 Add -march=amdfam10 flag.
15037 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15038 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15040 * doc/extend.texi: Add documentation for SSE4A builtins.
15042 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15044 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15046 2007-02-05 Richard Guenther <rguenther@suse.de>
15048 * tree-vectorizer.h (vectorizable_function): Add argument type
15049 argument, change return type.
15050 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15051 * tree-vect-transform.c (vectorizable_function): Handle extra
15052 argument, return vectorized function decl.
15053 (build_vectorized_function_call): Remove.
15054 (vectorizable_call): Handle calls with result and argument types
15055 differing. Handle loop vectorization factor correctly.
15056 * targhooks.c (default_builtin_vectorized_function): Adjust for
15058 * targhooks.h (default_builtin_vectorized_function): Likewise.
15059 * target.h (builtin_vectorized_function): Add argument type
15061 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15062 extra argument, allow vectorizing of lrintf.
15063 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15064 documentation of target hook.
15066 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15069 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15070 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15071 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15073 2007-02-05 Roger Sayle <roger@eyesopen.com>
15075 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15076 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15077 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15078 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15079 before canonicalizing sincos to cexpi.
15080 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15082 2007-02-05 Roger Sayle <roger@eyesopen.com>
15084 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15085 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15086 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15088 2007-02-05 Roger Sayle <roger@eyesopen.com>
15090 * mips-tfile.c (initialize_init_file): Correct endianness test.
15092 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15094 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15095 the 'y' constraint.
15097 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15099 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15100 saves in a PARALLEL before the register assignments.
15102 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15104 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15105 DWARF_FRAME_RETURN_COLUMN to be a general register.
15106 * dwarf2out.c (init_return_column_size): New function, split from...
15107 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15108 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15109 to be nongeneral registers.
15110 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15112 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15113 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15115 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15117 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15119 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15121 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15122 (remove_path): Use can_remove_branch_p and remove_branch instead
15123 of loop_delete_branch_edge.
15124 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15125 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15126 Update profile using scale_dominated_blocks_in_loop.
15127 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15128 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15129 (can_remove_branch_p, remove_branch): Declare.
15130 * tree-cfg.c (tree_can_remove_branch_p): New function.
15131 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15132 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15133 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15135 2007-02-05 Jan Hubicka <jh@suse.cz>
15137 PR middle-end/30696
15138 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15139 nodes in cgraph, don't remove offline copy of the function.
15141 2007-02-04 Jan Hubicka <jh@suse.cz>
15143 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15144 vectors might cause maybe_lookup_element_for_expr to be called
15145 on non-sra-candidate.
15147 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15149 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15150 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15151 spelling conventions.
15153 2007-02-04 Richard Guenther <rguenther@suse.de>
15155 PR middle-end/30636
15156 * fold-const.c (try_move_mult_to_index): Make sure to not
15157 overflow one dimension of a multi-dimensional array access.
15159 2007-02-04 Jan Hubicka <jh@suse.cz>
15161 * passes.c (init_optimization_passes): Reindent.
15163 2007-02-04 Jan Hubicka <jh@suse.cz>
15164 Eric Botcazou <ebotcazou@adacore.com>
15166 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15167 (execute_fixup_cfg): Break out the abnormal goto code.
15168 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15169 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15170 (optimize_inline_calls): Call make_nonlocal_label_edges.
15172 2007-02-04 Jan Hubicka <jh@suse.cz>
15174 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15175 true when something was changed.
15176 (rename_ssa_copies): When something was changed, do
15177 TODO_remove_unused_locals.
15178 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15179 add TODO_remove_unused_locals when instruction was removed.
15181 2007-02-04 Jan Hubicka <jh@suse.cz>
15183 * ipa-inline.c (try_inline): Improve debug output; work on already
15185 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15186 call try_inline for already inlined edges too when flattening;
15187 inline also functions that make callee growth but overall unit size
15190 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15192 * config/m32c/bitops.md, config/m32c/jump.md,
15193 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15194 config/m32r/m32r.h, config/m32r/m32r.md,
15195 config/m32r/predicates.md, config/m68hc11/larith.asm,
15196 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15197 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15198 config/mips/mips-protos.h, config/mips/mips.c,
15199 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15200 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15201 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15202 spelling conventions.
15204 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15205 Follow spelling conventions.
15207 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15209 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15210 warn about C++0x compatibility.
15212 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15214 * config/h8300/h8300.c, config/h8300/h8300.h,
15215 config/h8300/h8300.md: Follow spelling conventions.
15217 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15219 PR middle-end/30667
15220 * combine.c (try_combine): Do not substitute source operand
15221 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15223 2007-02-03 Jan Hubicka <jh@suse.cz>
15225 PR gcov-profile/30650
15226 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15227 do not divide by zero for never executed counters.
15228 (tree_find_values_to_profile): Fix counters.
15229 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15231 2007-02-03 Ian Lance Taylor <iant@google.com>
15233 * lower-subreg.c (simple_move_operand): New static function,
15234 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15236 (simple_move): Call simple_move_operand.
15237 (find_decomposable_subregs): Add special handling of MEMs.
15238 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15239 meaning of return value. If we see a hard register, test whether
15240 it can store a word_mode value. Change all callers.
15242 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15244 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15245 ftrapv insns and expanders.
15246 (subdi3): Change define_expand operand 1 to arith11_operand, and
15247 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15248 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15249 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15252 PR middle-end/30174
15253 * varasm.c (notice_global_symbol): Treat global objects as weak when
15254 flag_shlib is true.
15256 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15258 * emit-rtl.c (dconstpi): Delete.
15259 (dconstsqrt2): New.
15260 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15261 * real.h (dconstpi): Delete.
15262 (dconstsqrt2): New.
15263 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15264 (fold_builtin_hypot): Likewise.
15266 2007-02-03 Tom Tromey <tromey@redhat.com>
15269 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15270 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15272 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15274 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15275 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15276 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15277 config/rs6000/cell.md, config/rs6000/darwin.h,
15278 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15279 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15280 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15281 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15282 typos. Follow spelling conventions.
15283 * doc/invoke.texi: Follow spelling conventions.
15285 2007-02-03 Roger Sayle <roger@eyesopen.com>
15287 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15288 canonicalization transformations that attempt to simplify integer
15289 constant comparisons to become comparisons against zero.
15291 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15293 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15295 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15296 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15298 2007-02-02 Mike Stump <mrs@apple.com>
15300 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15301 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15302 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15303 generate a branch island.
15305 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15307 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15308 (xtensa_legitimate_address_p): New.
15309 (xtensa_legitimize_address): New.
15310 (xtensa_output_addr_const_extra): New.
15311 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15313 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15314 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15315 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15316 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15317 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15318 (xtensa_legitimize_address): New.
15319 (xtensa_output_addr_const_extra): New.
15321 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15323 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15325 2007-02-02 Ian Lance Taylor <iant@google.com>
15327 * expmed.c (expand_divmod): Add comment.
15329 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15331 * emit-rtl.c (renumber_insns): Remove.
15332 * flags.h: Remove the extern for flag_renumber_insns.
15333 * rtl.h: Remove the prototype for renumber_insns.
15334 * toplev.c (flag_renumber_insns): Remove.
15336 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15338 Revert for x86 darwin:
15339 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15341 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15342 code before the following patch under TARGET_MACHO.
15343 (ix86_function_value_regno_p): Likewise.
15345 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15347 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15350 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15353 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15354 loads to general or fp registers. Add comments.
15355 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15357 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15359 * pointer-set.c (insert_aux): Only return insertion slot.
15360 (pointer_set_insert): Adjust.
15361 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15362 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15363 pointer_map_traverse): New.
15364 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15365 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15366 pointer_map_contains, pointer_map_traverse): Declare.
15368 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15370 PR middle-end/30473
15371 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15372 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15374 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15376 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15378 (struct _dep): New type.
15379 (dep_t): New typedef.
15380 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15381 (DEP_STATUS): New access macro. The macro with the same name was
15382 renamed to DEP_LINK_STATUS.
15383 (dep_init): Declare function
15385 (struct _dep_link): New type.
15386 (dep_link_t): New typedef.
15387 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15388 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15389 (DEP_LINK_STATUS): New macro.
15390 (debug_dep_links): New debug function.
15392 (struct _deps_list): New type.
15393 (deps_list_t): New typedef.
15394 (DEPS_LIST_FIRST): New access macro.
15395 (FOR_EACH_DEP_LINK): New cycle macro.
15396 (create_deps_list, free_deps_list, delete_deps_list): Declare
15398 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15399 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15400 (copy_deps_list_change_con): Ditto.
15402 (move_dep_link): Declare function.
15404 (struct _dep_node): New type.
15405 (dep_node_t): New typedef.
15406 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15408 (struct haifa_insn_data.back_deps): New field to hold backward
15409 dependencies of the insn.
15410 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15412 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15413 Change its type to deps_list_t.
15414 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15415 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15416 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15418 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15420 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15422 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15424 (dep_cost): Declare.
15426 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15427 (ds_to_dk, dk_to_ds): New functions.
15429 (init_dep_1): New static function.
15430 (init_dep): New function.
15431 (copy_dep): New static function.
15433 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15435 (detach_dep_link): New static function.
15436 (move_dep_link): New function.
15438 (dep_links_consistent_p, dump_dep_links): New static functions.
15439 (debug_dep_links): New debugging function.
15441 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15443 (alloc_deps_list, init_deps_list): New static functions.
15444 (create_deps_list): New function.
15445 (clear_deps_list): New static function.
15446 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15447 (deps_list_consistent_p, dump_deps_list): New static functions.
15448 (debug_deps_list): New function.
15449 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15451 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15453 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15454 use new scheduler dependencies lists.
15455 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15456 (sched_analyze): Ditto. Initialize dependencies lists.
15457 (add_forw_dep, compute_forward_dependences): Update to use new
15458 scheduler dependencies lists.
15460 (init_dependency_caches): Init deps_obstack.
15461 (free_dependency_caches): Free deps_obstack.
15463 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15464 new scheduler dependencies lists.
15465 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15466 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15468 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15469 Update to use new scheduler dependencies lists.
15470 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15471 (debug_dependencies): Ditto.
15472 (schedule_region): Update comments.
15474 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15475 scheduler dependencies lists.
15476 (schedule_ebb): Update comments.
15478 * rtl.def (DEPS_LIST): Remove.
15480 * lists.c (unused_deps_list): Remove.
15481 (free_list): Update assertions.
15483 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15484 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15486 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15487 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15489 * haifa-sched.c (comments): Update.
15490 (insn_cost1): Remove. Inline the code into insn_cost ().
15491 (insn_cost): Update to use new scheduler dependencies lists. Move
15492 processing of the dependency cost to dep_cost ().
15493 (dep_cost): New function. Use it instead of insn_cost () when
15494 evaluating cost of the dependency. Use compatible interface to
15495 interact with the target.
15496 (priority): Update to use new scheduler dependencies lists.
15497 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15498 with greater number of insns that depend on the insn.
15499 (schedule_insn): Update to use new scheduler dependencies lists. Add
15500 code to free backward dependencies lists. Inline and optimize code
15501 from resolve_dep () - see PR28071.
15502 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15503 lists. Update call to targetm.sched.is_costly_dependence hook.
15505 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15506 scheduler dependencies lists.
15508 (resolve_dep): Remove. Move the logic to schedule_insn ().
15509 (init_h_i_d): Initialize dependencies lists.
15511 (process_insn_depend_be_in_spec): Rename to
15512 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15513 dependencies lists.
15514 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15515 Update to use new scheduler dependencies lists.
15516 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15518 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15519 new scheduler dependencies lists.
15520 (build_intra_loop_deps): Ditto.
15522 * target.h (struct _dep): Declare to use in
15523 gcc_target.sched.is_costly_dependence.
15524 (struct gcc_target.sched.adjust_cost): Fix typo.
15525 (struct gcc_target.sched.is_costly_dependence): Change signature to
15526 use single dep_t parameter instead of an equivalent triad.
15527 (struct gcc_target.sched.adjust_cost_2): Remove.
15529 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15531 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15533 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15535 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15537 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15538 (REG_DEP_TRUE): Document.
15540 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15541 Change signature to correspond to the targetm.sched.adjust_cost hook.
15542 Update use in TARGET_SCHED_ADJUST_COST_2.
15543 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15544 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15545 new scheduler dependencies lists.
15546 (ia64_gen_check): Ditto.
15548 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15549 scheduler dependencies lists.
15551 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15552 signature to correspond to the targetm.sched.is_costly_dependence hook.
15553 (is_costly_group): Update to use new scheduler dependencies lists.
15555 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15556 instead of INSN_COST () macro.
15558 2007-02-01 Ian Lance Taylor <iant@google.com>
15560 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15562 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15564 * pa.md (tp_load): Correct mfctl instruction syntax.
15566 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15568 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15569 altivec_padding_size calculation on AIX. Improve comment, add
15570 assert to verify that it's right.
15572 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15575 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15577 PR inline-asm/28686
15578 * global.c (global_alloc): Add mising initialization of
15581 2007-02-01 Roger Sayle <roger@eyesopen.com>
15583 * alias.c (init_alias_analysis): Correct whitespace.
15584 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15585 partition_hot_cold_basic_blocks): Likewise.
15586 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15587 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15588 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15589 fold_builtin_snprintf_chk, fold_builtin_printf,
15590 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15591 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15592 * cfgcleanup.c (cleanup_cfg): Likewise.
15593 * cfgexpand.c (tree_expand_cfg): Likewise.
15594 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15595 * function.c (get_next_funcdef_no): Likewise.
15596 * gengtype.c (main): Likewise.
15597 * genmodes.c (main): Likewise.
15598 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15599 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15600 * ifcvt.c (noce_emit_move_insn): Likewise.
15601 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15603 * stor-layout.c (get_best_mode): Likewise.
15604 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15605 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15606 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15607 perform_var_substitution, solve_graph): Likewise.
15608 * tree-vrp.c (vrp_finalize): Likewise.
15610 2007-02-01 Ian Lance Taylor <iant@google.com>
15612 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15613 high part of a paradoxical subreg, return a constant zero.
15615 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15617 * toplev.c (lang_dependent_init): Call init_set_costs.
15618 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15620 2007-02-01 Richard Guenther <rguenther@suse.de>
15622 PR middle-end/30656
15623 * fold-const.c (fold_negate_expr): Allow negating a
15624 constant if overflow does not change.
15626 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15628 * doc/c-tree.texi (Expression trees): Improve markup.
15629 * doc/tm.texi (Register Classes, Addressing Modes)
15630 (Floating Point): Fix spacing after abbreviations. Fix some
15633 2007-02-01 Ben Elliston <bje@au.ibm.com>
15635 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15636 * doc/contrib.texi: Likewise.
15637 * doc/install.texi: Likewise.
15639 2007-01-31 Richard Henderson <rth@redhat.com>
15640 Ian Lance Taylor <iant@google.com>
15642 * lower-subreg.c: New file.
15643 * rtl.def (CONCATN): Define.
15644 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15645 pass_lower_subreg2.
15646 * emit-rtl.c (update_reg_offset): New static function, broken out
15647 of gen_rtx_REG_offset.
15648 (gen_rtx_REG_offset): Call update_reg_offset.
15649 (gen_reg_rtx_offset): New function.
15650 * regclass.c: Revert patch of 2006-03-05, restoring
15652 (clear_reg_info_regno): New function.
15653 * dwarf2out.c (concatn_loc_descriptor): New static function.
15654 (loc_descriptor): Handle CONCATN.
15655 * common.opt (fsplit_wide_types): New option.
15656 * opts.c (decode_options): Set flag_split_wide_types when
15658 * timevar.def (TV_LOWER_SUBREG): Define.
15659 * rtl.h (gen_reg_rtx_offset): Declare.
15660 (reg_scan_update): Declare.
15661 * regs.h (clear_reg_info_regno): Declare.
15662 * tree-pass.h (pass_lower_subreg): Declare.
15663 (pass_lower_subreg2): Declare.
15664 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15665 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15666 -fsplit-wide-types.
15667 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15668 * Makefile.in (OBJS-common): Add lower-subreg.o.
15669 (lower-subreg.o): New target.
15671 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15673 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15675 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15678 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15680 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15682 PR middle-end/29335
15683 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15685 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15687 * cfgloop.h: Include vec-prim.h.
15688 (enum li_flags): Remove LI_ONLY_OLD.
15689 (loop_iterator): Changed.
15690 (fel_next, fel_init): Iterate over loop tree.
15691 (FOR_EACH_LOOP_BREAK): New macro.
15692 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15694 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15695 * modulo-sched.c (sms_schedule): Ditto.
15696 * tree-vectorizer.c (vectorize_loops): Ditto.
15697 * doc/loop.texi: Update information on loop numbering and behavior of
15698 FOR_EACH_LOOP wrto new loops.
15699 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15700 add_to_evolution_1): Test nestedness of loops instead of comparing
15702 * tree-chrec.c (chrec_fold_plus_poly_poly,
15703 chrec_fold_multiply_poly_poly, chrec_evaluate,
15704 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15705 reset_evolution_in_loop): Ditto.
15706 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15708 2007-01-31 Dirk Mueller <dmueller@suse.de>
15710 * c-common.c (warn_about_parentheses): Separate warning about
15711 un-parenthized sequence of comparison operators from the one
15712 which is supposed to warn about x <= y <= z.
15714 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15716 * optabs.h (enum optab_index): Add new OTI_isinf.
15717 (isinf_optab): Define corresponding macro.
15718 * optabs.c (init_optabs): Initialize isinf_optab.
15719 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15721 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15722 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15724 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15725 expand_builtin_interclass_mathfn.
15726 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15727 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15728 (fxam<mode>2_i387): New insn pattern.
15729 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15730 built-in functions as x87 inline asm.
15732 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15734 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15736 2007-01-30 Eric Christopher <echristo@apple.com>
15738 * config.gcc: Add geode.
15740 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15742 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15743 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15744 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15745 value-prof.c: Fix comment typos.
15747 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15750 * doc/invoke.texi (Wpointer-arith): Document warning.
15752 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15754 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15755 the list of discrepancies from the draft TR.
15757 2007-01-30 Dirk Mueller <dmueller@suse.de>
15760 * doc/invoke.texi (-Wreturn-type): Update description to
15761 match new behavior.
15763 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15765 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15767 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15769 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15770 to handle optabs that operate on floating point input argument and
15771 output to integer output.
15772 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15773 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15774 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15775 expand_builtin_interclass_mathfn ().
15776 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15777 (ilogbsi2): Remove.
15778 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15779 ilogbl built-in functions as x87 intrinsics.
15781 2007-01-30 Richard Guenther <rguenther@suse.de>
15783 PR middle-end/27657
15784 * dwarf2out.c (reference_to_unused): Query varpool if the
15785 variable was output.
15787 2007-01-30 Richard Guenther <rguenther@suse.de>
15789 PR middle-end/30313
15790 * passes.c (execute_one_pass): Reset in_gimple_form to not
15791 confuse non-unit-at-a-time mode.
15793 2007-01-29 Roger Sayle <roger@eyesopen.com>
15794 Richard Guenther <rguenther@suse.de>
15796 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15797 avoid undefined behaviour on overflow. Use force_fit_type_double
15798 to construct the constant with the specified TREE_OVERFLOW.
15800 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15802 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15803 * config/dfp-bit.h: Ditto.
15805 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15807 * c-decl.c (pop_scope): Replace warnings with call to
15808 warn_for_unused_label.
15809 * c-common.h (warn_for_unused_label): Declare.
15810 * c-common.c (warn_for_unused_label): Define.
15812 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15814 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15817 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15819 * Makefile.in (USER_H): Remove decfloat.h.
15820 * ginclude/decfloat.h: Delete, moving contents to ...
15821 * ginclude/float.h: Add support for decimal floating point,
15822 guarded by __STDC_WANT_DEC_FP__.
15824 2007-01-29 Mike Stump <mrs@apple.com>
15826 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15827 Analysis and Representation to resolve case insensitive conflict.
15828 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15830 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15832 * tree.h (struct tree_memory_tag): Add aliases member.
15833 (MTAG_ALIASES): New macro.
15834 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15835 (add_may_alias): Remove pointer-set. Update for may_aliases being
15837 (mark_aliases_call_clobbered): Update for may_aliases being a
15839 (compute_tag_properties): Ditto.
15840 (create_partition_for): Ditto.
15841 (compute_memory_partitions): Ditto.
15842 (dump_may_aliases_for): Ditto.
15843 (is_aliased_with): Ditto.
15844 (add_may_alias_for_new_tag): Ditto.
15845 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15846 (compute_is_aliased): New function.
15847 (compute_may_aliases): Call compute_is_aliased).
15848 (init_alias_info): Initialize alias_bitmap_obstack.
15849 (union_alias_set_into): New function.
15850 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15851 (have_common_aliases_p): Rewrite to take two bitmaps and use
15853 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15854 Update for bitmaps.
15855 (finalize_ref_all_pointers): Update for add_may_alias changes.
15856 (new_type_alias): Ditto.
15857 * tree-flow-inline.h (may_aliases): Return a bitmap.
15858 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15859 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15860 may_aliases being a bitmap.
15861 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15862 may_aliases now returns a bitmap.
15863 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15865 * tree-ssa-operands.c (add_virtual_operand): Update for
15866 may_aliases being a bitmap.
15868 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15870 PR tree-optimization/30630
15871 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15872 variable as changed.
15874 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15877 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15878 expanded only once even if an error occurs.
15880 2007-01-29 Ben Elliston <bje@au.ibm.com>
15882 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15883 (__gcov_average_profiler): Likewise.
15884 (__gcov_ior_profiler): Likewise.
15885 (__gcov_merge_ior): Likewise.
15887 2007-01-28 Jan Hubicka <jh@suse.cz>
15889 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15890 * value-prof.c (stringop_block_profile): Likewise.
15892 2007-01-28 Jan Hubicka <jh@suse.cz>
15894 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15895 Add variant handling histograms; add wrapper.
15896 (clear_storage_via_libcall): Export.
15897 (emit_block_move_hints): Break out from ...; add histograms.
15898 (emit_block_move): ... this one.
15899 (clear_storage_hints): Break out from ...; add histograms.
15900 (clear_storage): ... this one.
15901 (set_storage_via_memset): Handle histogram.
15902 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15903 (clear_storage_hints, clear_storage_via_libcall): Declare.
15904 (set_storage_via_setmem): Update prototype.
15905 * doc/md.texi (movmem, setmem): Document new arguments.
15907 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15908 Add new histograms.
15909 (stringop_block_profile): New global function.
15910 (tree_stringops_values_to_profile): Profile block size and alignment.
15911 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15913 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15914 (stringop_block_profile): Declare.
15915 * builtins.c: Include value-prof.h.
15916 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15917 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15918 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15919 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15920 * profile.c (instrument_values): Add new counters.
15921 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15923 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15924 (tree_init_edge_profiler): Build new profilers.
15925 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15926 (pass_tree_profile): Add dump.
15927 (tree_profile_hooks): Update.
15928 * Makefile.in (LIBGCOV): Add new constants.
15929 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15930 __gcov_ior_profiler): New.
15931 * i386.md (movmem/setmem expanders): Add new optional arguments.
15933 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15935 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15937 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15939 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15940 (tree_unswitch_single_loop): Pass eni_size_weights to
15941 tree_num_loop_insns.
15942 * tree-ssa-loop-manip.c: Include tree-inline.h.
15943 (can_unroll_loop_p): Pass eni_size_weights to
15944 tree_num_loop_insns.
15945 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15946 Pass eni_size_weights to estimate_num_insns.
15947 * tree.h (init_inline_once): Export.
15948 * toplev.c (backend_init): Call init_inline_once.
15949 * cgraphunit.c (cgraph_process_new_functions,
15950 cgraph_analyze_function): Pass eni_inlining_weights to
15951 estimate_num_insns.
15952 * ipa-inline.c (compute_inline_parameters): Ditto.
15953 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15954 to estimate_num_insns.
15955 (try_unroll_loop_completely): Pass eni_size_weights to
15956 tree_num_loop_insns.
15957 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15958 ot estimate_num_insns.
15959 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15960 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15961 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15962 eni_time_weights): New variables.
15963 (init_inline_once): Initialize them.
15964 (struct eni_data): Mew.
15965 (estimate_num_insns_1, estimate_num_insns): Use weights.
15966 * tree-inline.h (struct eni_weights_d): New.
15967 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15968 (estimate_num_insns): Declaration changed.
15969 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15970 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15971 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15973 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15975 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15976 relations in the conflict function is valid.
15978 2007-01-27 Ian Lance Taylor <iant@google.com>
15980 * common.opt: Add fstrict-overflow.
15981 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15982 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15983 (TYPE_OVERFLOW_UNDEFINED): Define.
15984 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15986 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15987 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15988 (fold_negate_expr): Likewise.
15989 (make_range): Likewise.
15990 (extract_muldiv_1): Likewise.
15991 (maybe_canonicalize_comparison): Likewise.
15992 (fold_comparison): Likewise.
15993 (fold_binary): Likewise.
15994 (tree_expr_nonnegative_p): Likewise.
15995 (tree_expr_nonzero_p): Likewise.
15996 * tree-vrp.c (compare_values): Likewise.
15997 (extract_range_from_binary_expr): Likewise.
15998 (extract_range_from_unary_expr): Likewise.
15999 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16001 (nowrap_type_p): Likewise.
16002 * tree-scalar-evolution.c (simple_iv): Likewise.
16003 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16004 (build_range_check): Likewise.
16005 (extract_muldiv_1): Likewise.
16006 (fold_comparison): Likewise.
16007 * tree-vrp.c (vrp_int_const_binop): Likewise.
16008 (extract_range_from_unary_expr): Likewise.
16009 * convert.c (convert_to_integer): Likewise.
16010 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16011 (fold_comparison): Likewise.
16012 (fold_binary): Likewise.
16013 * optabs.c (optab_for_tree_code): Likewise.
16014 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16015 * simplify-rtx.c (simplify_const_relational_operation): Check
16016 flag_strict_overflow and flag_trapv.
16017 (simplify_const_relational_operation): Likewise.
16018 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16019 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16022 2007-01-27 Roger Sayle <roger@eyesopen.com>
16024 * tree.c (tree_fold_gcd): Delete.
16025 * tree.h (tree_fold_gcd): Remove prototype.
16026 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16027 test whether one constant integer is a multiple of another. Instead
16028 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16029 * fold-const.c (multiple_of_p): We've determined both TOP and
16030 BOTTOM are integer constants so we can call int_const_binop directly
16031 instead of the more generic const_binop.
16033 2007-01-27 Roger Sayle <roger@eyesopen.com>
16035 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16036 1*X check that the constant hasn't overflowed, to preserve the
16038 (round_up): Provide an efficient implementation when rouding-up an
16039 INTEGER_CST to a power-of-two.
16041 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16043 * doc/sourcebuild.texi: Add comma for clarity.
16044 * doc/extend.texi: Fix some typos.
16045 * doc/passes.texi: Likewise.
16046 * doc/cppinternals.texi: Likewise.
16047 * doc/c-tree.texi: Likewise.
16048 * doc/tree-ssa.texi: Likewise.
16049 * doc/install.texi: Likewise.
16051 2007-01-27 Jan Hubicka <jh@suse.cz>
16053 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16054 (pass_sra): Do not require alias information.
16055 * passes.c (init_optimization_passes): Add SRA
16057 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16059 * tracer.c (rest_of_handle_tracer): We already cleaned
16060 up the CFG in tracer() so don't do it here again.
16061 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16062 cleanup_cfg here, either. And don't call renumber_insns.
16064 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16065 and BB_HEAD are in the insn stream here. Instead make sure
16066 that BB_INSN is valid on all insns. Also, do check here that
16067 there are no pending branch predictions...
16068 (rtl_verify_flow_info): ...instead of doing it here. Checks
16069 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16072 2007-01-26 Roger Sayle <roger@eyesopen.com>
16074 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16075 function to simplify/factorize operand order canonicalization.
16076 (ix86_fixup_binary_operands): Reorganize using the above function.
16077 (ix86_binary_operator_ok): Likewise.
16079 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16081 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16082 file scope from optimize_attrs.
16083 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16085 (optimize_attrs): Clear insn_code_values after freeing it.
16087 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16089 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16090 a parts.base assignment.
16092 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16094 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16095 (compute_subscript_distance, initialize_data_dependence_relation,
16096 finalize_ddr_dependent, analyze_ziv_subscript,
16097 analyze_siv_subscript_cst_affine,
16098 compute_overlap_steps_for_affine_univar,
16099 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16100 analyze_siv_subscript, analyze_miv_subscript,
16101 analyze_overlapping_iterations, subscript_dependence_tester_1,
16102 compute_self_dependence, free_dependence_relation): Work
16103 with affine_fn instead of chrecs.
16104 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16105 common_affine_function, affine_function_base,
16106 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16107 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16108 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16109 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16110 (all_chrecs_equal_p): Removed.
16111 * tree-data-ref.h (affine_fn, conflict_function): New types.
16112 (struct subscript): Change type of conflicting_iterations_in_a
16113 and conflicting_iterations_in_b.
16115 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16118 * config/pa/pa.h (TARGET_HPUX_11): New.
16119 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16120 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16122 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16123 Richard Guenther <rguenther@suse.de>
16125 * tree-ssa-structalias.c (solve_graph): Handle case
16126 we merged the variable to another.
16128 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16130 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16133 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16134 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16136 2007-01-25 DJ Delorie <dj@redhat.com>
16138 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16139 allow changes to modes which don't fit in those registers.
16141 * reload1.c (choose_reload_regs): Check for invalid subregs before
16142 computing their locations, not after.
16144 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16147 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16148 save Altivec registers in an eh_return function.
16149 (compute_vrsave_mask): Likewise.
16150 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16151 for saving Altivec registers.
16152 (rs6000_emit_prologue): Don't allocate stack twice in
16153 eh_return function. Correct expected value of altivec_save_offset
16154 when using save_world. Describe save of R0 to stack when using
16155 save_world. Describe stack pointer adjustment when using
16156 save_world. Remove duplicated eh_return parameter register saving.
16157 Update sp_offset variable after save_world.
16158 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16160 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16161 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16164 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16166 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16168 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16171 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16172 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16174 2007-01-25 Richard Guenther <rguenther@suse.de>
16176 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16177 * common.opt (-Wcoverage-mismatch): New warning option.
16178 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16179 if -Wcoverage-mismatch is given.
16181 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16183 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16184 (ipcp_driver): Change to static definition.
16185 Add dumping of the ifunctions.
16186 (constant_val_insert): Remove unused parameter. Support for SSA.
16187 (ipcp_propagate_const): Support for SSA.
16188 (ipcp_profile_bb_print): Print only analyzed nodes.
16189 (ipcp_replace_map_create): Remove support for Fortran constant
16191 * ipa-prop.c (ipa_method_modify_stmt,
16192 ipa_callsite_compute_param): Support for SSA.
16193 * ipa-prop.h (ipcp_driver): Remove declaration.
16194 (IS_VALID_TREE_MAP_INDEX): Add define.
16196 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16198 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16200 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16202 PR middle-end/30447
16203 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16204 constant argument to cabs and do it without checking for
16205 -funsafe-math-optimizations.
16207 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16209 * c-common.h (RID_FIRST_CXX0X): New.
16210 (RID_LAST_CXX0X): New.
16211 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16213 * c.opt (Wc++0x-compat): New.
16214 * doc/invoke.texi (-Wc++0x-compat): Document.
16216 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16218 * builtins.c (fold_builtin_carg): New.
16219 (fold_builtin_1): Use it.
16221 2007-01-24 Jan Hubicka <jh@suse.cz>
16223 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16225 * ipa-inline.c (initial_insns, max_insns): Delete.
16226 (compute_max_insns): New function.
16227 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16228 amount of insns as base for code growth.
16229 (cgraph_decide_inlining): Make initial_insns local; do not compute
16231 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16232 * doc/invoke.texi (inline-unit-growth): Update docs.
16234 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16236 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16237 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16238 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16239 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16240 for CPUs that have PTA_CX16 set.
16242 PR middle-end/27416
16243 * gimplify.c (omp_check_private): New function.
16244 (gimplify_scan_omp_clauses): Use it for
16245 firstprivate/lastprivate/reduction.
16247 PR middle-end/30494
16248 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16249 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16251 PR middle-end/30421
16252 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16253 If lower_lastprivate_clauses emits some statements, append them
16254 to dlist rather than body_p and to body_p append an initializer.
16255 (lower_omp_for): Adjust caller.
16257 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16259 * target.h (globalize_decl_name): New.
16260 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16261 * output.h (default_globalize_decl_name): New.
16262 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16264 (globalize_decl): Ditto.
16265 (default_globalize_decl_name): New.
16266 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16267 (ia64_handle_version_id_attribute): New.
16268 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16269 (ia64_asm_output_external): Use globalize_decl_name instead
16270 of globalize_label.
16271 * doc/extend.texi (version_id): New pragma.
16272 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16274 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16276 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16277 _uleb128_t and _Unwind_SWord with _sleb128_t.
16278 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16279 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16281 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16282 * unwind-pe.h (read_uleb128, read_sleb128,
16283 read_encoded_value_with_base): Likewise.
16284 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16286 2007-01-24 Richard Guenther <rguenther@suse.de>
16288 * builtins.c (expand_builtin_cexpi): Get the fndecl
16289 for cexp in the correct way.
16291 2007-01-24 Jan Hubicka <jh@suse.cz>
16293 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16296 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16298 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16299 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16300 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16301 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16302 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16303 __SIZEOF_PTRDIFF_T__.
16304 * doc/cpp.texi: Documentation for the new builtin macros added.
16306 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16308 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16309 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16310 instead of operands[2] to avoid access past the end of array.
16312 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16314 * reload1.c (emit_reload_insns): Pass the reload register
16315 for a non-spill output reload through forget_old_reloads_1.
16317 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16319 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16320 _SOFT_DOUBLE if doubles use software floating-point.
16321 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16322 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16323 * config/rs6000/darwin-ldouble.c: Also compile functions for
16324 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16325 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16326 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16327 commented-out long double override.
16328 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16329 * config/rs6000/eabispe.h: Likewise.
16330 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16331 long double for non-SPE.
16332 (rs6000_handle_option): Likewise.
16333 (invalid_e500_subreg): Disallow more subregs involding DImode,
16334 DFmode, TImode or TFmode.
16335 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16337 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16339 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16340 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16342 (rs6000_legitimate_address): Also check for TFmode for E500
16344 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16345 (spe_build_register_parallel): Handle TFmode and TCmode.
16346 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16348 (function_arg): Handle TFmode and TCmode for E500 double.
16349 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16351 (print_operand): Handle TFmode and TImode for %y.
16352 (rs6000_generate_compare): Handle TFmode comparisons for E500
16354 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16355 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16356 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16357 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16358 TFmode for E500 double.
16359 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16360 (floatsidf2): Enable for E500 double.
16361 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16362 (extenddftf2): Change to extenddftf2_fprs.
16363 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16364 depending on TARGET_E500_DOUBLE.
16365 (extendsftf2): Enable for E500 double.
16366 (trunctfdf2): Enable for E500 double.
16367 (trunctfsf2): Change to trunctfsf2_fprs.
16368 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16369 depending on TARGET_E500_DOUBLE.
16370 (floatsitf2): Enable for E500 double.
16371 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16372 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16373 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16374 (negtf2): Change to negtf2_internal.
16375 (negtf2): New expander.
16376 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16377 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16378 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16379 (movdi_internal32): Use rs6000_nonimmediate_operand.
16380 (unnamed splitter): Likewise.
16381 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16382 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16383 (SPE64TF, DITI): New mode macros.
16384 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16387 (frob_<mode>_di_2): New.
16388 (frob_tf_di_8_2): New.
16389 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16391 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16393 (frob_ti_<mode>_8_2): New.
16394 (frob_ti_tf_2): New.
16395 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16396 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16398 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16399 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16400 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16401 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16402 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16403 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16406 2007-01-23 Ian Lance Taylor <iant@google.com>
16408 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16410 (OBJS-archive): Reformat, alphabetize.
16411 (OBJS): Change out_object_file to OBJS-md.
16413 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16415 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16416 JUMP_P and CALL_P predicates where applicable.
16417 * config/i386/i386.c: Ditto.
16418 * config/i386/i386.md: Ditto.
16419 * config/i386/mmx.md: Ditto.
16420 * config/i386/predicates.md: Ditto.
16422 2007-01-22 Andreas Schwab <schwab@suse.de>
16424 * config/m68k/m68k.h: Fix comment.
16426 2007-01-22 Jan Hubicka <jh@suse.cz>
16428 * passes.c (init_optimization_passes): Do not rerun
16429 pass_early_warn_uninitialized.
16431 2007-01-22 Richard Guenther <rguenther@suse.de>
16433 PR tree-optimization/30038
16434 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16436 (execute_cse_sincos_1): Likewise.
16437 (execute_cse_sincos): Likewise.
16438 (gate_cse_sincos): Likewise.
16439 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16440 the cexpi() canonicalization of sincos().
16441 * tree-pass.h (pass_cse_sincos): Declare.
16442 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16444 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16446 PR rtl-optimization/29329
16447 * combine.c (replaced_rhs_insn): Rename to i2mod.
16448 (replaced_rhs_value): Rename to i2mod_new_rhs.
16449 (i2mod_old_rhs): New global variable.
16450 (combine_instructions): Adjust for above change. Save a copy of
16451 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16452 note are substituted in the second instruction.
16453 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16454 ditch the note if it pertains to the second eliminated register
16455 and this register is mentioned in i2mod_old_rhs.
16458 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16460 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16461 the insn to which the note was originally attached.
16463 2007-01-21 Jan Hubicka <jh@suse.cz>
16465 * ipa-inline.c (inlining_mode): Comment, move up.
16466 (cgraph_decide_inlining_incrementally): Do not perform inlining
16467 itself; fix handling of flattening of self recursive functions.
16468 (cgraph_find_cycles): Remove.
16469 (cgraph_flatten_node): Remove.
16470 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16471 (try_inline): New function.
16472 (cgraph_early_inlining): Update call of
16473 cgraph_decide_inlining_incrementally. Apply inlining here.
16474 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16476 2007-01-21 Dirk Mueller <dmueller@suse.de>
16479 * tree-vrp.c (check_array_bounds): do not warn
16480 about ADDR_EXPR's of ARRAY_REF's which are immediately
16481 used in binary expressions.
16483 2007-01-21 Ira Rosen <irar@il.ibm.com>
16485 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16486 read_write_dep and macros for its access.
16487 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16488 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16489 argument, call vect_check_interleaving for every independent pair of
16490 data-refs. Mark loads that access the same memory location as a store
16492 (vect_check_dependences): Remove.
16493 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16494 call, fix the call to vect_analyze_data_ref_dependence.
16495 (vect_analyze_data_ref_access): For statements that access the same
16496 data-ref, check that they are not stores; for loads, check that there
16497 is no store that access the same location.
16499 2007-01-20 Roger Sayle <roger@eyesopen.com>
16500 Joseph Myers <joseph@codesourcery.com>
16502 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16503 (-fdump-rtl-stack): Likewise.
16504 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16505 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16506 (-mpt-fixed): Use @minus{} for minus sign.
16507 (Using Precompiled Headers): Fix under/overfull hbox.
16509 2007-01-20 Jan Hubicka <jh@suse.cz>
16511 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16512 place within annotation.
16514 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16516 * pa.c (output_move_double): Change array size of xoperands to 4.
16518 2007-01-20 Jan Hubicka <jh@suse.cz>
16520 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16523 2007-01-19 Ian Lance Taylor <iant@google.com>
16525 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16526 constant to unsigned HOST_WIDE_INT before negating.
16528 2007-01-19 Ian Lance Taylor <iant@google.com>
16530 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16532 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16533 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16534 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16535 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16536 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16537 (realloc_vdef, realloc_vuse): Change second parameter to
16539 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16540 fields to unsigned.
16541 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16542 unsigned. Change x and lim locals to unsigned.
16543 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16545 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16546 (copy_virtual_operands): Change i and n locals to unsigned.
16548 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16550 PR middle-end/29335
16551 * builtins.c (fold_builtin_1): Handle builtin fdim.
16553 2007-01-20 Jan Hubicka <jh@suse.cz>
16555 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16556 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16557 init_alias_heapvars.
16558 (init_alias_heapvars): Initialize only when not already initialized.
16559 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16561 2007-01-19 Roger Sayle <roger@eyesopen.com>
16563 * common.opt (fsigned-zeros): New command line option.
16564 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16565 of flag_unsafe_math_optimizations.
16566 * opts.c (set_fast_math_flags): The -ffast-math command line option
16567 implies -fno-signed-zeros.
16568 (fast_math_flags_set_p): Likewise.
16570 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16571 the documentation of -ffast-math appropriately. Wrap long lines.
16573 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16575 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16576 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16578 2007-01-19 Tomas Bily <tbily@suse.cz>
16580 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16582 (tree_init_ic_make_global_vars): New function
16583 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16584 (tree_gen_ic_profiler): New function
16585 (tree_gen_ic_func_profiler): New function
16586 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16587 (tree_profile_hooks): Added hook for indirec/virtual calls
16588 * value-prof.c (tree_find_values_to_profile): New case for
16590 (tree_values_to_profile): Call for determining indirect/virtual
16592 (tree_indirect_call_to_profile): New function
16593 (tree_ic_transform): New function
16594 (tree_ic): New function
16595 (find_func_by_pid): New function
16596 (init_pid_map): New function
16597 (tree_value_profile_transformations): Added check for
16598 indirect/virtual call transformation
16599 * value-prof.h (enum hist_type): New counter type for
16600 indirect/virtual calls
16601 (profile_hooks): Added new hook for profiling indirect/virtual
16603 * profile.c (instrument_values): New case for indirect/virtual
16605 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16606 (GCOV_COUNTER_V_INDIR): New counter type
16607 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16608 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16610 * cgraph.c: Definition of cgraph_max_pid
16611 (cgraph_create_node): Default init of pid attribute
16612 * cgraph.h: Declaration of cgraph_max_pid
16613 (struct cgraph_node): Added pid attribute
16614 * libgcov.c (__gcov_indirect_call_profiler): New function
16615 (__gcov_one_value_profiler_body): New function
16616 (__gcov_one_value_profiler): Body was moved to
16617 __gcov_one_value_profiler_body and calls it
16619 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16621 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16622 * gengtype.c (write_types_data, write_func_for_structure,
16623 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16624 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16625 (walk_type, write_func_for_structure): Generate the mark_hook if
16628 2007-01-19 Jan Hubicka <jh@suse.cz>
16630 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16631 'early' argument take inlining mode argument specifying whether to
16632 inline for size/speeed or all functions; add support for flattening;
16634 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16636 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16639 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16640 the name of the declared identifier.
16642 2007-01-19 Dirk Mueller <dmueller@suse.de>
16644 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16645 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16646 duplicate evaluation.
16648 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16650 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16651 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16652 to XFMode, use acosxf2 and truncate result to requested mode.
16653 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16654 (asin<mode>2): Similarly, with asin expanders.
16655 (*fscalexf4_i387): Rename from *fscalexf4.
16656 (expNcorexf3): New expander.
16657 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16658 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16659 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16660 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16661 patterns for SSE math.
16662 (exp10<mode>2): Similarly, with exp10 expanders.
16663 (exp2<mode>2): Similarly, with exp2 expanders.
16664 (expm1<mode>2): Similarly, with expm1 expanders.
16665 (ldexp<mode>3): Similarly, with ldexp expanders.
16666 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16667 Use gen_truncxf<mode>2_i387_noop to truncate result.
16669 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16671 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16672 for ColdFire targets.
16674 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16675 Richard Sandiford <richard@codesourcery.com>
16677 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16678 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16679 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16680 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16681 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16682 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16684 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16686 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16687 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16688 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16689 (*adddi_dilshr32_cf): New pattern.
16690 (adddi3, subdi3): Remove first alternatives.
16692 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16694 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16695 implemented using move.l, do not use its cc result for floating-point
16698 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16700 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16701 from accepting 's' constraints if flag_pic.
16703 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16705 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16706 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16707 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16708 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16710 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16712 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16713 ColdFire alternatives.
16714 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16715 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16716 architectures that support ff1 instruction.
16718 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16719 Julian Brown <julian@codesourcery.com>
16721 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16722 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16723 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16726 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16728 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16730 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16731 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16732 HOST_WIDE_INT instead of an rtx.
16733 (m68k_rtx_costs): Update call accordingly.
16734 (output_move_const_into_data_reg): Likewise. Fix formatting.
16735 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16737 (output_move_simode_const): Update calls after above changes.
16738 Rework to use automatic variables and predicates like MEM_P.
16739 * config/m68k/m68k.md (pushexthisi_const): Update call to
16742 2007-01-19 Dirk Mueller <dmueller@suse.de>
16744 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16745 in dump_flags test.
16747 2007-01-19 Richard Guenther <rguenther@suse.de>
16749 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16750 via cexp in case sincos is not available.
16752 2007-01-19 Richard Guenther <rguenther@suse.de>
16754 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16755 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16756 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16757 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16758 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16759 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16760 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16761 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16763 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16765 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16767 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16768 (atan2xf3): Directly generate RTL pattern.
16769 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16770 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16771 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16772 disable patterns for SSE math.
16773 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16774 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16775 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16776 disable patterns for SSE math.
16778 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16780 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16782 2007-01-18 Roger Sayle <roger@eyesopen.com>
16784 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16785 VIEW_CONVERT_EXPR to the same type as it's operand.
16787 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16789 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16790 configured for long double 128.
16792 2007-01-18 Mike Stump <mrs@apple.com>
16794 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16797 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16799 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16802 2007-01-18 Jan Hubicka <jh@suse.cz>
16804 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16805 greater than NUM_VOP_FREE_BUCKETS.
16807 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16809 * tree-ssa-structalias.c: Update comments.
16810 (ptabitmap_obstack): Removed.
16811 (pta_obstack): New.
16812 (oldpta_obstack): Ditto.
16813 (stats): Add a few members.
16814 (struct variable_info): Remove node, complex, address_taken, and
16815 indirect_target members. Add oldsolution member.
16816 (new_var_info): Do not initialize removed members.
16817 (constraint_expr_type): Remove INCLUDES.
16818 (constraint_graph): Add size, implicit_preds, rep,
16819 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16820 (FIRST_REF_NODE): New macro.
16821 (LAST_REF_NODE): Ditto.
16822 (FIRST_ADDR_NODE): Ditto.
16823 (find): New function.
16825 (dump_constraint): Do not handle INCLUDES.
16826 (insert_into_complex): Do not insert duplicate constraints.
16827 (condense_varmap_nodes): Renamed and rewritten into ...
16828 (merge_node_constraints): This. Also fix bug in handling of
16829 offseted copy constraints.
16830 (clear_edges_for_node): No longer need to deal with preds at all,
16831 or removing associated preds/succs.
16832 (merge_graph_nodes): Deal with indirect_cycles.
16833 Don't deal with predecessors.
16834 (add_implicit_graph_edge): New function.
16835 (add_pred_graph_edge): Ditto.
16836 (add_graph_edge): Don't deal with predecessors.
16837 (build_constraint_graph): Removed.
16838 (build_pred_graph): New function.
16839 (build_succ_graph): Ditto.
16840 (struct scc_info): Removed in_component. Added roots, dfs, and
16841 node_mapping. Remove visited_index, unification_queue.
16842 (scc_visit): Deal with union-find we do now.
16843 Deal with cycles with REF nodes.
16844 (collapse_nodes): Renamed and rewritten to ...
16845 (unify_nodes): This.
16846 (process_unification_queue): Removed.
16847 (topo_visit): Cleanup
16848 (do_da_constraint): Use find.
16849 (do_sd_constraint): Ditto.
16850 (do_ds_constraint): Ditto.
16851 (do_complex_constraint): Ditto.
16852 (init_scc_info): Update for removed and added members.
16853 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16854 (find_indirect_cycles): This.
16855 (equivalence_class): New variable.
16856 (label_visit): New function.
16857 (perform_variable_substitution): Rewritten.
16858 (free_var_substitution_info): New function.
16859 (find_equivalent_node): Ditto.
16860 (move_complex_constraints): Ditto.
16861 (eliminate_indirect_cycles): Ditto.
16862 (solve_graph): Only propagate changed bits.
16863 Use indirect cycle elimination.
16865 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16866 (tree_id_eq): Renamed to ...
16867 (tree_vi_eq): This. Update for member change
16868 (insert_id_for_tree): Renamed and rewritten to ...
16869 (insert_vi_for_tree): This.
16870 (lookup_id_for_tree): Renamed and rewritten to ...
16871 (lookup_vi_for_tree): This.
16872 (get_id_for_tree): Renamed and rewritten to ...
16873 (get_vi_for_tree): Ditto.
16874 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16875 (process_constraint): Don't handle INCLUDES.
16876 Remove special ADDRESSOF case.
16877 (find_func_aliases): Rewrite to use vi functions instead of id
16879 (create_function_info_for): Ditto.
16880 (create_variable_info_for): Ditto.
16881 (intra_create_variable_infos): Ditto.
16882 (merge_smts_into): Ditto.
16883 (find_what_p_points_to): Ditto.
16884 (init_base_vars): Ditto.
16885 (init_alias_vars): Ditto.
16886 (remove_preds_and_fake_succs): New function.
16887 (dump_sa_points_to_info): Dump new stats.
16888 (dump_solution_for_var): Use find.
16889 (set_used_smts): Fix formatting.
16890 (compute_points_to_sets): Updated for new functions.
16891 (ipa_pta_execute): Ditto.
16893 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16894 Richard Sandiford <richard@codesourcery.com>
16896 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16898 * calls.c (expand_call): If the return value is a PARALLEL,
16899 extract its first member.
16900 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16901 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16902 use FUNCTION_EXTRA_EPILOGUE.
16903 (m68k_function_value): Return a PARALLEL if the return value
16904 is of a pointer type.
16905 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16906 (FUNCTION_EXTRA_EPILOGUE): Remove.
16907 * config/m68k/m68k.md (D0_REG): New constant.
16909 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16911 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16912 output a NOP for empty epilogues.
16914 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16916 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16917 before function. Extend register save check to include all
16918 registers, not just integer ones.
16920 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16922 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16923 (m68k_use_return_insn): ...this.
16924 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16925 * config/m68k/m68k.c (use_return_insn): Rename to...
16926 (m68k_use_return_insn): ...this.
16927 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16928 of USE_RETURN_INSN.
16930 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16932 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16933 nearest even, fix denormal rounding overflow.
16935 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16937 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16938 f%$smove and f%$move.
16939 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16940 (extendsfdf2_cf): Use fdmove instead of f%&move.
16941 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16942 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16944 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16946 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16949 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16951 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16952 (coldfire_single_format): Declare.
16953 (coldfire_double_format): Likewise.
16954 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16955 of qnan_msb_set to determine the lower bits of a canonical
16957 (encode_ieee_double): Likewise.
16958 (encode_ieee_quad): Likewise.
16959 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16960 (mips_single_format): Likewise.
16961 (ieee_double_format): Likewise.
16962 (mips_double_format): Likewise.
16963 (ieee_extended_motorola_format): Likewise.
16964 (ieee_extended_intel_96_format): Likewise.
16965 (ieee_extended_intel_128_format): Likewise.
16966 (ieee_extended_intel_96_round_53_format): Likewise.
16967 (ibm_extended_format): Likewise.
16968 (mips_extended_format): Likewise.
16969 (ieee_quad_format): Likewise.
16970 (mips_quad_format): Likewise.
16971 (vax_f_format): Likewise.
16972 (vax_d_format): Likewise.
16973 (vax_g_format): Likewise.
16974 (i370_single_format): Likewise.
16975 (i370_double_format): Likewise.
16976 (decimal_single_format): Likewise.
16977 (decimal_double_format): Likewise.
16978 (decimal_quad_format): Likewise.
16979 (c4x_single_format): Likewise.
16980 (c4x_extended_format): Likewise.
16981 (real_internal_format): Likewise.
16982 (coldfire_single_format): New real_format.
16983 (coldfire_double_format): Likewise.
16984 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16985 canonical_nan_lsbs_set.
16986 (pdp11_d_format): Likewise.
16987 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16988 if TARGET_COLDFIRE_CPU.
16990 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16992 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16993 (output_call, m68k_legitimize_call_address): Declare.
16994 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16995 parenthesees. Add support for a 'W' constraint.
16996 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16997 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16998 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16999 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17001 (override_options): Initialize them. Do not set flag_no_function_cse
17002 for TARGET_ID_SHARED_LIBRARY.
17003 (m68k_output_pic_call): Delete.
17004 (m68k_legitimize_call_address): New function.
17005 (print_operand): Remove the %o prefix. Handle the %p prefix.
17006 (output_call): New function.
17007 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17008 target address from the GOT if symbolic jumps are not allowed.
17009 * config/m68k/m68k.md (call, general_operand): Do not set
17010 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17011 Merge separate flag_pic and !flag_pic define_insns into...
17012 (*call, *call_value): ...these new patterns. Match the address
17013 rather than the containing MEM and require it to be a call_operand.
17014 Use output_call to generate the asm template.
17015 * config/m68k/predicates.md (const_call_operand): New predicate.
17016 (call_operand): Likewise.
17018 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17020 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17021 (STACK_GROWS_DOWNWARD): Define to 1.
17022 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17023 comments, emphasizing that these values are only defaults.
17024 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17025 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17027 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17029 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17031 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17032 Richard Sandiford <richard@codesourcery.com>
17034 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17035 (FP_REGNO_P): New macros.
17036 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17037 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17038 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17039 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17041 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17043 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17044 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17046 * config/m68k/t-floatlib: New file, extracting common code from...
17047 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17048 * config/m68k/t-uclinux: Here.
17049 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17050 routines on ColdFire targets.
17052 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17054 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17055 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17056 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17057 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17058 explicitly set MOTOROLA to 1.
17059 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17061 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17062 Nathan Sidwell <nathan@codesourcery.com>
17064 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17065 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17066 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17067 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17068 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17069 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17070 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17071 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17072 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17073 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17074 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17075 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17076 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17077 (DBX_REGISTER_NUMBER): Delete.
17078 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17079 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17080 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17082 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17084 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17085 * config/flat.h: New file.
17086 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17087 OBJECT_FORMAT_FLAT.
17088 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17089 indirect references for -msep-data or -mid-shared-library.
17090 Do not use PC-relative code addresses either.
17091 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17093 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17094 for shared libraries and crt1.o for executables. Use crti.o and
17096 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17097 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17098 Do not add -elf2flt or -shared-lib-id options here.
17099 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17100 Pass -shared-lib-id if -mid-shared-library, taking the library
17101 identifier from -mshared-library-id if given, otherwise
17103 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17104 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17105 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17106 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17107 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17108 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17110 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17111 jump sequence for ISA A and ISA A+.
17112 (PICJUMP): Likewise.
17114 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17116 * config.gcc (m68k-*-uclinux*): Base the port on the common
17117 and m68k GNU/Linux files rather than on the generic ELF ones.
17118 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17119 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17121 2007-01-18 Julian Brown <julian@codesourcery.com>
17122 Richard Sandiford <richard@codesourcery.com>
17124 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17125 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17126 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17128 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17129 80 unconditionally.
17130 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17132 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17134 * doc/install.texi: Document m68k-uclinuxoldabi.
17135 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17136 * config/m68k/uclinux-oldabi.h: New file, copied from
17137 config/m68k/uclinux.h.
17139 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17141 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17142 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17143 (m32r_compute_frame_size): Use unsigned for regno.
17144 (m32r_reload_lr): Use gen_frame_mem.
17146 (m32r_output_function_epilogue): Don't output the function epilogue
17148 (m32r_expand_epilogue): New.
17149 (direct_return): Return false if the function has the interrupt
17151 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17152 * config/m32r/m32r.md (epilogue): New expander.
17153 (return_lr, return_rte): New insns.
17154 (return): Make it expander.
17155 (return_normal): New expander.
17157 2007-01-18 Josh Conner <jconner@apple.com>
17160 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17161 support for UNLE, UNLT, UNGE, and UNGT.
17163 2007-01-18 Jan Hubicka <jh@suse.cz>
17165 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17166 * tree-tailcall (add_virtual_phis): Likewise.
17167 (optimize_tail_call): Return TODOs.
17168 (execute_tail_calls): Return TODOs.
17169 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17170 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17172 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17173 Cleanup cfg using TODO.
17174 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17175 * passes.c (execute_function_todo): When cleanup did something, remove
17177 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17178 (make_edges): Don't cleanup_cfg.
17180 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17182 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17183 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17184 operate on the top of stack.
17185 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17186 register handling of instructions that output to the second
17188 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17189 (move_for_stack_reg): Special-case check for dead destination
17190 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17192 * config/i386/i386.md (UNSPEC_TAN): New constant.
17193 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17194 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17195 to correctly model move of constant 1.0 to top stack slot.
17196 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17197 (unnamed peephole2 pattern): Remove corresponding peephole2
17198 pattern that optimizes tan insn and loading of constant 1.0.
17199 (tanxf2): Use fptanxf4_i387.
17200 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17201 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17202 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17203 disable patterns for SSE math.
17204 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17205 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17207 2007-01-18 Dirk Mueller <dmueller@suse.de>
17208 Richard Guenther <rguenther@suse.de>
17211 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17212 * common.opt (Warray-bounds): Add new warning option.
17213 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17215 * Makefile.in: make tree-vrp.o depend on toplev.h
17216 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17218 (check_array_refs, check_array_bounds, check_array_ref): New.
17220 2007-01-18 Jan Hubicka <jh@suse.cz>
17222 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17223 (execute_ssa_ccp): Return flags conditionally.
17224 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17226 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17228 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17230 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17231 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17233 * Makefile.c (GTFILES): Add cfglayout.h.
17234 * gengtype.c (open_base_files): Likewise.
17235 * cfglayout.c (cfg_layout_function_footer,
17236 cfg_layout_function_header) Reindent to make gengtype happy.
17237 * cfglayout.h (cfg_layout_function_footer,
17238 cfg_layout_function_header): Add GTY(()) marker.
17240 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17242 2007-01-18 Ben Elliston <bje@au.ibm.com>
17244 * genautomata.c (write_automata): Include xstrerror output in the
17245 error message if writing the DFA description file fails.
17247 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17249 * config/mips/mips-protos.h (mips_output_external): Make it
17251 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17252 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17253 (extern_list): Likewise.
17254 (extern_head): Likewise.
17255 (TARGET_ASM_FILE_END): Likewise.
17256 (mips_file_end): Likewise.
17257 (mips_output_external): Rewritten.
17259 2007-01-18 Ben Elliston <bje@au.ibm.com>
17261 * genpreds.c (write_insn_preds_c): Only write out the function
17262 body for regclass_for_constraint if we have register constraints.
17264 2007-01-17 Tom Tromey <tromey@redhat.com>
17266 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17267 * doc/install.texi (Testing): Use sourceware.org.
17268 (Binaries): Likewise.
17269 (Specific): Likewise.
17270 * doc/contrib.texi (Contributors): Use sourceware.org.
17272 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17274 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17275 (AVR_ENHANCED): Rename to ...
17276 (AVR_HAVE_MUL): ... new.
17277 (avr_enhanced_p): Rename to ...
17278 (avr_have_mul_p): ... new.
17279 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17280 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17281 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17282 (avr_have_mul_p): ... new.
17283 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17284 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17285 'avr_enhanced_p' and 'enhanced'.
17286 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17287 AVR_HAVE_MUL instead of AVR_ENHANCED.
17288 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17289 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17290 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17291 instead of AVR_ENHANCED.
17292 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17293 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17294 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17296 2007-01-17 Ian Lance Taylor <iant@google.com>
17298 * vec.h (VEC_reserve_exact): Define.
17299 (vec_gc_p_reserve_exact): Declare.
17300 (vec_gc_o_reserve_exact): Declare.
17301 (vec_heap_p_reserve_exact): Declare.
17302 (vec_heap_o_reserve_exact): Declare.
17303 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17305 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17306 negative parameter.
17307 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17308 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17309 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17310 * vec.c (calculate_allocation): Add exact parameter. Change all
17312 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17313 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17314 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17315 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17316 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17317 (vec_heap_p_reserve_exact): New function.
17318 (vec_heap_o_reserve_exact): New function.
17320 2007-01-17 Jan Hubicka <jh@suse.cz>
17322 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17324 2007-01-17 Eric Christopher <echristo@apple.com>
17326 * config.gcc: Support core2 processor.
17328 2007-01-16 Jan Hubicka <jh@suse.cz>
17330 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17331 the names, just unlink the chain so we don't crash on dangling
17335 2007-01-16 Jan Hubicka <jh@suse.cz>
17337 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17338 * tree-pass.h: Reorder to make IPA passes appear toegher.
17339 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17341 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17342 parameters, do not call early inliner.
17343 * ipa-inline.c: Update comments. Include tree-flow.h
17344 (cgraph_decide_inlining): Do not compute inlining parameters.
17345 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17346 be called with function context set up.
17347 (pass_ipa_inline): Remove unreachable functions before pass.
17348 (cgraph_early_inlining): Simplify assuming to be called from the
17350 (pass_early_inline): New pass.
17351 (cgraph_gate_ipa_early_inlining): New gate.
17352 (pass_ipa_early_inline): Turn into simple wrapper.
17353 (compute_inline_parameters): New function.
17354 (gate_inline_passes): New gate.
17355 (pass_inline_parameters): New pass.
17356 (apply_inline): Move here from tree-optimize.c
17357 (pass_apply_inline): New pass.
17358 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17360 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17361 doing them by hand.
17362 (tree_function_versioning): Do not allocate dummy struct function.
17363 * tree-inline.h (optimize_inline_calls): Update prototype.
17364 * tree-optimize.c (execute_fixup_cfg): Export.
17365 (pass_fixup_cfg): Remove
17366 (tree_rest_of_compilation): Do not apply inlines.
17367 * tree-flow.h (execute_fixup_cfg): Declare.
17368 * Makefile.in (gt-passes.c): New.
17369 * passes.c: Include gt-passes.h
17370 (init_optimization_passes): New passes.
17371 (nnodes, order): New static vars.
17372 (do_per_function_toporder): New function.
17373 (execute_one_pass): Dump current pass here.
17374 (execute_ipa_pass_list): Don't dump current pass here.
17376 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17378 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17379 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17381 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17383 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17384 (strong_alias): Define.
17385 (__gcc_qmul): Provide non-FMA for soft-float.
17386 (__gcc_qdiv): Same.
17391 (__gcc_qunord): New.
17401 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17402 soft-float functions.
17403 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17404 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17405 about long double soft float.
17407 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17408 Tehila Meyzels <tehila@il.ibm.com>
17410 * tree-vectorizer.h (is_pattern_stmt_p): New.
17411 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17412 formatting (tabs instead of spaces). Cleanup and clarify setting
17413 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17414 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17415 (vectorizable_type_demotion): Check that types are integral.
17416 (vectorizable_type_promotion): Likewise.
17417 (vectorizable_store): Fix typo. Eliminate new-line at end of
17420 2007-01-16 Jan Hubicka <jh@suse.cz>
17422 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17425 2007-01-15 Eric Christopher <echristo@apple.com>
17427 * ifcvt.c: Include vec.h, vecprim.h.
17428 (check_cond_move_block): New argument regs.
17429 Reorganize. Add registers used to regs.
17430 (cond_move_process_if_block): Use regs set above as
17433 2007-01-15 Eric Christopher <echristo@apple.com>
17435 * config/darwin.h: Update copyright.
17436 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17437 (LINK_COMMAND_SPEC): Add -u.
17438 (LINK_SPEC): Fix umbrella for above.
17440 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17442 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17445 2007-01-15 Tom Tromey <tromey@redhat.com>
17447 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17448 * doc/install.texi (Testing): Don't mention jacks.
17449 (Configuration): Document --enable-java-maintainer-mode. Move
17450 --with-java-home to libgcj-specific section. Document
17452 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17454 2007-01-15 Jan Hubicka <jh@suse.cz>
17456 * tree-ssa-dce.c (DCE_TODOs): New.
17457 (propagate_necessity): Return if something changed.
17458 (eliminate_unnecessary_stmts): Likewise.
17459 (perform_tree_ssa_dce): Return TODO flags when needed.
17460 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17462 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17464 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17465 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17466 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17467 patterns using X87MODEF12 mode macro. Extend operand 1
17468 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17469 (log10<mode>2): Ditto.
17470 (log2<mode>2): Ditto.
17471 (log1p<mode>2): Ditto.
17472 (logb<mode>2): Ditto.
17473 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17474 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17475 (*fxtractxf3_i387): Rename from *fxtractxf3.
17476 (fxtract_extend<mode>xf3_i387): New insn pattern.
17477 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17478 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17479 and gen_fyl2xxf3_i387().
17481 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17483 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17484 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17485 get_loop_exit_edges. Changed return type to bool.
17486 * cfgloop.h (fix_loop_placement): Declaration removed.
17488 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17490 * param.h (MIN_VECT_LOOP_BOUND): New.
17491 * params.def (MIN_VECT_LOOP_BOUND): New.
17492 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17493 argument - minimum threshold for number of iterations.
17494 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17495 argument to declaration.
17496 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17497 MIN_VECT_LOOP_BOUND.
17498 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17499 slpeel_tree_peel_loop_to_edge with additional argument.
17500 (vect_do_peeling_for_alignment): Likewise.
17501 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17503 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17506 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17507 operands of size 1.
17509 2007-01-14 Jan Hubicka <jh@suse.cz>
17511 * tree-dfa.c (remove_referenced_var): New function.
17512 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17513 prune referenced vars list too.
17514 * tree-flow.h (remove_referenced_var): Declare.
17516 2007-01-14 Jan Hubicka <jh@suse.cz>
17518 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17520 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17521 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17522 * except.h (verify_eh_throw_table_statements): Kill prototype.
17523 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17524 into call exrepssions.
17525 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17527 * tree-cfg.c: Include pointer-set.h.
17528 (verify_node_sharing): Work on pointer set.
17529 (verify_eh_throw_stmt_node): New.
17530 (verify_stmts): Use pointers sets, verify throw_stmt.
17532 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17534 * ipa-reference.c (analyze_function): Consider also addresses taken
17537 2007-01-12 Roger Sayle <roger@eyesopen.com>
17539 * c-typeck.c (null_pointer_constant_p): Replace use of
17540 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17541 (build_c_cast): Likewise.
17543 2007-01-12 Roger Sayle <roger@eyesopen.com>
17545 * tree.h (force_fit_type_double): Remove unused final argument.
17546 * c-common.c (constant_expression_warning): Replace use of
17547 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17548 (convert_and_check): Likewise.
17549 (shorten_compare): Update call to force_fit_type_double.
17550 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17551 * convert.c (convert_to_pointer): Update call to
17552 force_fit_type_double.
17553 * fold-const.c (force_fit_type_double): Remove overflowed_const
17555 (int_const_binop, fold_convert_const_int_from_int,
17556 fold_convert_const_int_from_real, fold_div_compare,
17557 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17558 fold_abs_const, fold_not_const): Remove the final argument from
17559 calls to force_fit_type_double.
17561 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17563 * configure.ac: Set insn to "nop" for spu-*-* also.
17564 * configure: Regenerate.
17566 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17568 * builtins.def : Add BUILT_IN_FREE.
17570 2007-01-12 Jan Hubicka <jh@suse.cz>
17572 PR tree-optimization/30443
17573 * tree-inline.c (tree_function_versioning): Do not optimize when
17574 cloning for inlining.
17576 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17578 * doc/loop.texi: Document recording of loop exits.
17579 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17580 (update_single_exits_after_duplication,
17581 update_single_exit_for_duplicated_loop,
17582 update_single_exit_for_duplicated_loops): Removed.
17583 (duplicate_loop_to_header_edge): Do not call
17584 update_single_exits_after_duplication and
17585 update_single_exit_for_duplicated_loops.
17586 (loop_version): Do not update single_exit information.
17587 (fix_loop_structure): Use record_loop_exits instead of
17588 mark_single_exit_loops.
17589 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17590 the lists of loop exits.
17591 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17592 split_edge, merge_blocks): Update the lists of loop exits.
17593 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17594 loop_optimizer_init.
17595 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17596 of mark_single_exit_loops.
17597 (loop_optimizer_finalize): Call release_recorded_exits.
17598 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17599 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17600 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17601 update single exit information.
17602 * lambda-code.c (perfect_nestify): Ditto.
17603 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17604 (mark_single_exit_loops): Removed.
17605 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17606 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17607 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17609 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17610 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17611 (verify_loop_structure): Verify consistency of the exit lists.
17612 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17613 (set_single_exit): Removed.
17614 * cfgloop.h (struct loop_exit): New function.
17615 (struct loop): single_exit_ field replaced by exits field.
17616 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17617 LOOPS_HAVE_RECORDED_EXITS.
17618 (struct loops): Added exits hash.
17619 (mark_single_exit_loops, set_single_exit): Declaration removed.
17620 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17622 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17624 * doc/invoke.texi: Avoid use of @headitem.
17626 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17628 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17630 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17632 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17635 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17636 Richard Sandiford <richard@codesourcery.com>
17638 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17639 * config/m68k/m68k.opt: Resort options.
17640 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17642 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17643 Richard Sandiford <richard@codesourcery.com>
17645 * doc/invoke.texi: Document the macros that are defined by
17646 m68k's -mtune and -mhard-float options.
17647 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17648 (m68k_cpp_cpu_family): Likewise.
17649 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17650 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17651 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17652 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17653 (m68k_cpp_cpu_family): Likewise.
17655 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17657 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17658 macros besides mc68000 as tuning macros. Use a switch statement
17659 to set them and mcpu32.
17661 2007-01-12 Julian Brown <julian@codesourcery.com>
17663 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17664 (TARGET_68040_ONLY): Rename to...
17665 (TARGET_68040): ...this.
17666 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17667 * config/m68k/m68k.md: Likewise.
17669 2007-01-12 Julian Brown <julian@codesourcery.com>
17670 Nathan Sidwell <nathan@codesourcery.com>
17671 Richard Sandiford <richard@codesourcery.com>
17673 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17674 the -mcpu= argument associated with the --with-cpu setting.
17675 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17676 if different from the one implied by the -mcpu setting.
17677 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17678 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17679 * doc/invoke.texi: Mention ColdFire in the introduction to the
17680 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17681 -mno-div and -mhard-float options. Make -m68881 a synonym for
17682 -mhard-float. Document the previously-undocumented -m5206e,
17683 -m528x, -m5307 and -m5407 options. Tweak the existing option
17684 documentation for consistency.
17685 * doc/install.texi: Mention new --with-cpu arguments.
17686 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17687 default CPU if neither -mcpu nor -march are specified.
17688 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17689 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17690 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17691 using m68k_tune to decide between families that implement the
17692 same ISA. Use m68k_tune to set __mcfv4e__.
17693 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17694 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17695 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17696 (FL_ISA_C, FL_ISA_MMU): New macros.
17697 (MASK_COLDFIRE): Delete.
17698 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17699 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17700 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17701 (TARGET_HARD_FLOAT): Do not define here.
17702 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17703 (TUNE_68000): New macro.
17704 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17705 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17706 (TUNE_CFV2): Redefine in terms of m68k_tune.
17707 (uarch_type, target_device, fpu_type): New enums.
17708 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17709 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17710 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17711 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17712 (FL_FOR_isa_c): New macros.
17713 (m68k_isa): New enum.
17714 (m68k_target_selection): New structure.
17715 (all_devices, all_isas, all_microarchs): New tables.
17716 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17717 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17718 (MASK_ALL_CPU_BITS): Delete.
17719 (m68k_find_selection): New function.
17720 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17721 Map the legacy target options to a combination of the new ones.
17722 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17723 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17724 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17726 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17727 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17729 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17730 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17731 * config/m68k/m68k-devices.def: New file.
17733 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17734 Nathan Sidwell <nathan@codesourcery.com>
17736 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17737 (SUBTARGET_EXTRA_SPECS): New macros.
17738 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17739 use %(asm_cpu_spec) instead.
17740 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17741 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17742 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17743 (EXTRA_SPECS): Rename to...
17744 (SUBTARGET_EXTRA_SPECS): ...this.
17746 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17747 Richard Sandiford <richard@codesourcery.com>
17748 Julian Brown <julian@codesourcery.com>
17750 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17751 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17752 to the configuration's default CPU.
17753 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17754 Remove default masks.
17755 (m680[012]0-*-*): Set the default with_cpu to the first part of
17757 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17758 (m68k*-*-linux): Extend the --with-cpu handling to...
17759 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17760 and m68010. Don't set target_cpu_default2.
17761 * doc/install.texi: Document --with-cpu for m68k.
17762 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17763 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17764 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17765 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17766 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17767 (ASM_SPEC): Remove use of %(asm_cpu_default).
17768 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17769 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17770 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17771 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17772 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17773 (TARGET_DEFAULT): Delete.
17774 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17775 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17776 (CPP_CPU_SPEC): Delete.
17777 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17778 the appropriate string.
17779 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17780 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17781 (ASM_SPEC): Don't use %(asm_default_spec).
17782 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17783 TARGET_DEFAULT and add MASK_68881.
17784 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17786 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17788 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17789 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17790 MASK_68010 alongside MASK_68020.
17791 * doc/invoke.texi: Document -m68010.
17792 * config/m68k/m68k.opt (m68010): New.
17793 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17795 (TUNE_68010): New macro.
17796 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17797 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17798 (M68K_CPU_m68332): Add MASK_68010.
17799 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17800 fallback definition.
17801 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17803 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17804 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17805 to all entries that use MASK_68020.
17806 (output_move_simode_const, output_move_himode, output_move_qimode)
17807 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17808 instead of TARGET_68020 to select clr behavior. Remove comment
17809 about there being no TARGET_68010.
17810 * config/m68k/m68k.md: Likewise throughout.
17812 2007-01-12 Julian Brown <julian@codesourcery.com>
17814 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17815 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17816 * config/m68k/m68k.md: Likewise.
17818 2007-01-12 Julian Brown <julian@codesourcery.com>
17820 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17821 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17823 2007-01-12 Julian Brown <julian@codesourcery.com>
17825 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17826 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17827 * config/m68k/m68k.md: Likewise.
17829 2007-01-12 Julian Brown <julian@codesourcery.com>
17830 Richard Sandiford <richard@codesourcery.com>
17832 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17833 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17834 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17836 (TARGET_CPU32): Rename to...
17837 (TUNE_CPU32): ...this.
17838 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17839 (TUNE_CFV2): New macros.
17840 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17841 remove conditions that are implied by TARGET_68020.
17842 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17843 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17844 (m68k_output_function_epilogue): Likewise.
17845 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17846 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17847 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17848 non-68000 timings. Refactor multiplication and division costs.
17849 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17850 TUNE_CPU32 instead of TARGET_CPU32.
17851 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17852 and TUNE_68060 instead of TARGET_68060.
17853 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17854 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17856 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17857 && !TARGET_COLDFIRE" to choose between moveq and clr.
17858 Likewise in the unnamed movsf pattern.
17859 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17860 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17863 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17865 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17866 of tabbing before backslashes.
17868 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17870 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17871 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17872 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17874 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17876 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17877 find_interesting_uses_cond.
17878 (find_interesting_uses_cond): Use extract_cond_operands.
17879 (rewrite_use_compare): Use extract_cond_operands and
17880 force_gimple_operand_bsi. Do not call update_stmt.
17881 (determine_use_iv_cost_condition): Use extract_cond_operands.
17882 Return cheaper of using original bound and changing the exit bound.
17884 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17886 PR tree-optimization/29516
17887 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17888 most_expensive_mult_to_index, addr_to_parts,
17889 create_mem_ref, maybe_fold_tmr): Make the type of
17890 fields of TARGET_MEM_REF sizetype.
17891 (move_fixed_address_to_symbol, move_pointer_to_base):
17893 * tree.def (TARGET_MEM_REF): Add comment on types of
17896 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17898 * c-common.c (vector_types_convertible_p): Treat opaque types as
17899 always convertible if they have the same size, but not otherwise.
17901 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17903 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17904 Remove the b_unconditional field.
17905 (noce_try_sign_mask): Do not look at b_unconditional.
17906 (noce_process_if_block): Do not use merge_if_blocks. Update
17907 the CFG here. Do not set b_unconditional.
17908 (cond_move_process_if_block): Likewise.
17909 (find_cond_trap): Likewise.
17910 (check_cond_move_block): Require simple jump insns at the end
17911 of the basic block.
17913 2007-01-11 Jan Hubicka <jh@suse.cz>
17915 PR tree-optimization/1046
17916 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17917 when alias info is not ready.
17918 (pass_tail_recursion): Do not require aliasing.
17919 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17920 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17921 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17922 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17923 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17924 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17925 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17927 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17928 When aliasing is not build, mark statement as volatile.
17930 2007-01-11 Tom Tromey <tromey@redhat.com>
17932 PR preprocessor/15185, PR preprocessor/20989:
17933 * doc/cppopts.texi <-MT>: Update description of algorithm for
17934 computing default target.
17935 <-M, -MD>: Reword "basename" text.
17937 2007-01-11 Roger Sayle <roger@eyesopen.com>
17939 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17940 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17941 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17942 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17943 fold_builtin_bswap, real_constp, fold_builtin_pow,
17944 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17945 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17946 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17947 * convert.c (convert_to_pointer): Likewise.
17948 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17949 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17950 const_binop, fold_convert_const_int_from_int,
17951 fold_convert_const_int_from_real,
17952 fold_convert_const_real_from_real, sign_bit_p,
17953 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17954 fold_sign_changed_comparison, fold_unary, fold_comparison,
17955 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17956 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17957 * print-tree.c (print_node_brief, print_node): Likewise.
17958 * stor-layout.c (place_field, layout_type): Likewise.
17959 * tree-chrec.c (keep_cast): Likewise.
17960 * tree.c (build_vector, build_real, build_real_from_int_cst,
17961 build_complex): Likewise.
17963 2007-01-11 Roger Sayle <roger@eyesopen.com>
17965 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17966 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17968 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17970 * configure.ac (strict1_warn): Rename to strict_warn.
17971 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17972 cc_set_by_configure, quoted_cc_set_by_configure,
17973 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17974 all_boot_languages, all_stagestuff): Remove.
17975 (target_list): Remove bootstrap targets.
17976 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17977 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17978 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17979 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17980 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17981 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17982 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17983 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17984 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17985 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17986 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17987 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17988 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17989 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17990 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17991 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17992 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17993 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17994 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17995 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17996 (mostlyclean): Adjust.
17997 (clean, distclean): Don't mention bootstrap stuff.
17998 * configure: Regenerate.
17999 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18000 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18001 treelang/config-lang.in (stagestuff): Remove.
18002 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18003 stageprofile, stagefeedback, stagestuff): Remove mention.
18005 2007-01-11 Nick Clifton <nickc@redhat.com>
18007 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18009 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18010 (mcore_arith_K_S_operand): Run the test for the S constraint not
18011 the test for the M constraint.
18012 (mcore_addsub_operand): Do not accept integer values that are
18013 larger than 32 bits.
18014 * config/mcore/mcore.md: Remove unused constraints from split.
18015 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18016 (addsi3): Likewise.
18017 (allocate_stack): Likewise.
18018 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18019 operands to 32 bits.
18020 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18022 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18023 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18024 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18025 mcore_output_bclri, mcore_output_andn, output_inline_const,
18026 mcore_output_move, mcore_output_movedouble): Likewise.
18027 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18028 (output_inline_const): Likewise.
18029 (output_inline_const): Fix format strings used in sprintf
18031 * config/mcore/mcore-protos.h: Update prototypes for changed
18032 functions in mcore.c.
18033 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18034 HOST_WIDE_INT and not int.
18035 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18036 CONST_OK_FOR_N): Likewise.
18037 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18038 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18041 2007-01-10 Jan Hubicka <jh@suse.cz>
18043 * tree-vrp.c (remove_range_assertions): Release defs.
18044 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18045 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18047 2007-01-10 Paul Brook <paul@codesourcery.com>
18049 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18050 * config/arm/arm.md (mulsi3subsi): New insn.
18052 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18054 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18055 (tree_transform_and_unroll_loop): New.
18056 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18059 2007-01-10 Robert Kennedy <jimbob@google.com>
18061 * fold-const.c (fold_comparison): Fold comparisons like (x *
18062 1000 < 0) to (x < 0).
18064 2007-01-10 Ian Lance Taylor <iant@google.com>
18066 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18067 operands have the same priority.
18069 2007-01-10 Tom Tromey <tromey@redhat.com>
18071 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18072 (fold_binary): Likewise.
18073 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18074 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18075 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18076 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18077 * langhooks.h (struct lang_hooks): Removed field
18078 'can_use_bit_fields_p'.
18080 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18082 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18084 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18086 * function.c (get_last_funcdef_no): New function.
18087 * function.h (get_last_funcdef_no): Declare.
18088 * tree-inline.c (initialize_cfun): Add initialization.
18089 (tree_function_versioning): Cleanup.
18091 2007-01-10 Jan Hubicka <jh@suse.cz>
18093 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18096 2007-01-10 Sa Liu <saliu@de.ibm.com>
18097 Ben Elliston <bje@au.ibm.com>
18099 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18100 for SAVE_NONLOCAL and Pmode for any other save level.
18101 * spu-protos.h (spu_restore_stack_block): Declare.
18102 * spu.md (save_stack_block): Remove.
18103 (restore_stack_block): Call spu_restore_stack_block.
18104 * spu.c (spu_restore_stack_block): New function.
18105 (spu_expand_epilogue): Remove old comment.
18107 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18109 PR tree-optimization/30322
18110 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18111 (cand_value_at): Return the value as aff_tree.
18112 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18113 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18114 aff_combination_mult): New functions.
18115 (aff_combination_add): Use aff_combination_add_cst.
18116 (aff_combination_convert): Allow conversions to a wider type.
18117 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18118 * tree-affine.h (aff_combination_mult): Declare.
18120 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18122 * doc/tm.texi: Update documentation to reflect reality of exec
18123 and start file search behaviours. Update copyright year.
18124 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18125 header file directories.
18127 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18129 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18130 (*cosxf2): Rename to cosxf2_i387.
18131 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18132 using X87MODEF12 mode macro. Rename patterns to
18133 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18135 (*cosdf2, *cossf2): Ditto.
18136 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18137 to match extended input operands.
18138 (sincos<mode>3): New expander.
18139 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18140 insn patterns and corresponding splitters.
18142 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18144 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18145 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18147 2007-01-09 Nicolas Pitre <nico@cam.org>
18150 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18152 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18154 * target.h (struct gcc_target): New field library_rtti_comdat.
18155 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18156 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18157 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18158 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18160 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18162 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18164 2007-01-08 Richard Guenther <rguenther@suse.de>
18166 * tree.h (force_fit_type_double): Export.
18167 (force_fit_type): Remove.
18168 * fold-const.c (force_fit_type_double): New function.
18169 (force_fit_type): Remove.
18170 (int_const_binop): Use it.
18171 (fold_convert_const_int_from_int): Likewise.
18172 (fold_convert_const_int_from_real): Likewise.
18173 (fold_div_compare): Likewise.
18174 (fold_sign_changed_comparison): Likewise.
18175 (fold_unary): Likewise.
18176 (fold_negate_const): Likewise.
18177 (fold_abs_const): Likewise.
18178 (fold_not_const): Likewise.
18179 * c-common.c (shorten_compare): Use force_fit_type_double.
18180 * convert.c (convert_to_pointer): Likewise.
18182 2007-01-08 Richard Guenther <rguenther@suse.de>
18184 * tree.h (build_int_cst_wide_type): Export.
18185 * tree.c (build_int_cst_wide_type): New function.
18186 (build_int_cst_wide): Fix comment.
18187 * builtins.c (fold_builtin_object_size): Use build_int_cst
18188 to build -1 or 0 of the correct type. Use fit_double_type
18189 to check for overflow.
18190 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18192 (decode_field_reference): Likewise.
18193 (all_ones_mask_p): Likewise.
18194 (native_interpret_int): Use build_int_cst_wide_type.
18195 (fold_binary): Use build_int_cst_type to build an all-ones
18197 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18199 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18201 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18203 2007-01-09 Ben Elliston <bje@au.ibm.com>
18205 * genautomata.c (STATS_OPTION): New option.
18206 (stats_flag): New flag.
18207 (gen_automata_option): Handle it.
18208 (initiate_automaton_gen): Ditto.
18209 (write_automata): Output statistics only if stats_flag is
18210 set. Likewise, output time statistics only if time_flag is set.
18211 * doc/md.texi (Processor pipeline description): Document new flag.
18213 2007-01-08 Richard Guenther <rguenther@suse.de>
18215 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18216 * tree.c (build_int_cst_type): Likewise.
18217 (size_in_bytes): Don't call force_fit_type on the result.
18218 (int_fits_type_p): Use fit_double_type.
18219 * fold-const.c (fit_double_type): New function.
18220 (force_fit_type): Use it.
18221 * tree.h (fit_double_type): Export.
18223 2007-01-08 Jan Hubicka <jh@suse.cz>
18225 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18226 * ipa.c (function_and_variable_visibility): Fix return type.
18228 2007-01-08 Richard Guenther <rguenther@suse.de>
18230 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18231 of offset to build the index.
18232 * tree-pretty-print.c (dump_generic_node): Don't build negated
18233 const just for printing.
18234 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18235 * builtins.c (fold_builtin_int_roundingfn): Check if result
18236 fits the type by using force_fit_type and comparing the result.
18237 * predict.c (predict_loops): Use compare_tree_int for comparison.
18238 * tree.c (build_int_cst): Fall back to integer_type_node for
18240 (build_int_cst_wide): Assert type is non-null.
18242 2007-01-08 Roberto Costa <roberto.costa@st.com>
18244 * tree-vrp.c (extract_range_from_cond_expr): New.
18245 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18246 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18248 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18249 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18250 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18251 used as expressions.
18252 * tree-object-size.c (cond_expr_object_size): New.
18253 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18255 2007-01-08 Jan Hubicka <jh@suse.cz>
18257 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18258 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18261 2007-01-08 Richard Guenther <rguenther@suse.de>
18263 PR tree-optimization/23603
18264 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18265 (extract_range_from_binary): Fall back to truthvalue instead of
18266 varying for TRUTH_*_EXPR.
18267 (extract_range_from_comparison): Fall back to truthvalue instead of
18269 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18270 if all visited PHI values were constant.
18272 2007-01-08 Jan Hubicka <jh@suse.cz>
18274 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18275 (cgraph_analyze_function): break out from ...
18276 (cgraph_finalize_compilation_unit): ... here.
18277 (cgraph_expand_function): Remove forgoten commented out line.
18278 (cgraph_optimize): Analyze functions.
18280 2007-01-08 Jan Hubicka <jh@suse.cz>
18282 * tree-pas.h (TODO_remove_function): New flag.
18283 (TODO_update*): Renumber.
18284 (pass_ipa_increase_alignment,
18285 pass_ipa_function_and_variable_visibility): New passes.
18286 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18287 (cgraph_function_and_variable_visibility): Move to ipa.c
18288 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18289 cgraph_increase_alignment.
18290 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18291 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18292 calling tree-inline.
18293 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18294 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18295 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18296 (gate_increase_alignment): New function.
18297 (pass_ipa_increase_alignment): New pass.
18298 * ipa.c: Inline tree-pass.h and timevar.h
18299 (function_and_variable_visibility): Move here from cgraphunit.c
18300 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18301 * passes.c (init_optimization_passes): Add the two new passes.
18302 (execute_todo): Handle cgraph_remove_functions.
18304 2007-01-08 Nick Clifton <nickc@redhat.com>
18306 * config/frv/predicates.md (reg_or_0_operand): Accept
18309 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18311 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18312 * config.gcc: Add bfin*-rtems*.
18314 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18316 * c.opt: Add -flax-vector-conversions.
18317 * c-typeck.c (convert_for_assignment): Pass flag to
18318 vector_types_convertible_p to allow emission of note.
18319 (digest_init): Likewise.
18320 * c-opts.c: Handle -flax-vector-conversions.
18321 * c-common.c (flag_lax_vector_conversions): New.
18322 (vector_types_convertible_p): Unless -flax-vector conversions
18323 has been passed, disallow conversions between vectors with
18324 differing numbers of subparts and/or element types. If such
18325 a conversion is disallowed, possibly emit a note on the first
18326 occasion only to inform the user of -flax-vector-conversions.
18327 The new last argument specifies this.
18328 * c-common.h (flag_lax_vector_conversions): New.
18329 (vector_types_convertible_p): Add extra argument.
18330 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18331 char_type_node for V*QI type vectors.
18332 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18333 Update to satisfy new typechecking rules.
18334 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18335 C and C++ variants.
18336 * doc/invoke.texi (C Dialect Options): Document
18337 -flax-vector-conversions.
18339 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18341 PR tree-optimization/29877
18342 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18343 a register variable on the RHS to not be replaceable.
18345 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18346 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18347 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18348 const_simm15, const_pow2, const_npow2): Added.
18349 * config/score/misc.md (insv, extv, extzv, movmemsi,
18350 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18351 * config/score/score.c (score_address_cost, score_select_cc_mode):
18353 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18354 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18355 Update score_print_operand.
18356 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18357 Adjust register allocate order and update some macro define.
18358 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18359 mdx_block_move_straight, mdx_block_move_loop_head,
18360 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18361 mdx_block_move_loop, mdx_block_move): Added.
18362 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18363 mdp_limm): Updated and fix some bug and typo.
18364 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18365 (movsf, movdf, doloop_end): Added.
18367 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18369 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18370 config/arm/thumb2.md: Fix comment typos.
18371 * doc/extend.texi: Fix a typo.
18373 2007-01-07 Eric Christopher <echristo@apple.com>
18375 * configure.ac: Check for __stack_chk_fail for darwin.
18376 * configure: Regenerate.
18378 2007-01-07 Richard Guenther <rguenther@suse.de>
18380 * tree-vrp.c (extract_range_from_assert): CSE calls to
18381 compare_values where possible.
18382 (extract_range_from_unary_expr): Likewise.
18384 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18386 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18387 * config/avr/avr.c (call_insn_operand): Delete function.
18388 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18389 instead of register number. Use predicates.
18390 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18391 call_insn_operand): Add.
18393 2007-01-06 Jan Hubicka <jh@suse.cz>
18395 * tree-pass.h (pass_build_cgraph_edges): Declare.
18396 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18397 (visited_nodes): Remove.
18398 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18399 build_cgrpah_edges; make visited_nodes local.
18400 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18401 (record_references_in_initializer): Move to cgraphbuild.c
18402 (initialize_inline_failed, rebuild_cgraph_edges,
18403 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18404 (verify_cgraph_node): Make visited_nodes local.
18405 (cgraph_analyze_function): Do not call cgraph_create_edges and
18406 initialize_inline_failed.
18407 (cgraph_expand_function): Do not call cgraph_lower_function;
18408 assert that function is already lowered.
18409 * Makefile.in (cgraphbuild.o): New.
18410 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18411 at the end of lowering passes.
18413 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18415 * ifcvt.c (cond_move_convert_if_block): New function, code
18416 factored out from...
18417 (cond_move_process_if_block): ...here. Call the new function
18418 on the THEN and ELSE blocks.
18419 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18420 already takes care of this.
18422 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18425 * tree.h (TREE_OVERFLOW_P): New.
18426 * c-typeck.c (parser_build_unary_op): Warn only if result
18427 overflowed and operands did not.
18428 (parser_build_binary_op): Likewise.
18429 (convert_for_assignment): Remove redundant overflow_warning.
18430 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18432 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18434 * c-typeck.c (store_init_value): Split over two lines to follow
18435 the GNU coding style.
18437 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18439 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18440 __GXX_EXPERIMENTAL_CXX0X__.
18441 * doc/cpp.texi: Same.
18443 2007-01-05 Richard Guenther <rguenther@suse.de>
18445 PR middle-end/27826
18446 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18447 with mismatched types. Instead explicitly build a
18448 conversion NOP_EXPR.
18450 2007-01-05 Ian Lance Taylor <iant@google.com>
18452 * c-common.c (decl_with_nonnull_addr_p): New function.
18453 (c_common_truthvalue_conversion): Call it.
18454 * c-typeck.c (build_binary_op): Likewise.
18455 * c-common.h (decl_with_nonnull_addr_p): Declare.
18457 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18460 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18463 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18465 * doc/install.texi (Final install): Document the fact that
18466 the GNAT runtime should not be stripped.
18468 2007-01-04 Jan Hubicka <jh@suse.cz>
18470 * tree-inline.c (fold_marked_statements): Update operand caches
18471 and EH after folding
18473 2007-01-04 Ian Lance Taylor <iant@google.com>
18475 * c-common.c (check_function_nonnull): Whitespace fix.
18477 2007-01-04 Jan Hubicka <jh@suse.cz>
18479 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18480 comitted older version of patch.
18481 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18482 function, celanup cfg and collect garbage.
18484 2007-01-04 Mike Stump <mrs@apple.com>
18486 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18489 2007-01-04 Eric Christopher <echristo@apple.com>
18491 * libgcc2.c (__bswapsi2): Use SItype.
18492 (__bswapdi2): Use DItype.
18493 * libgcc2.h: Update for above.
18495 2007-01-04 Paul Brook <paul@codesourcery.com>
18497 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18498 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18499 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18500 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18501 umulsi3_highpart): Make conditional on !arm_arch6.
18502 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18503 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18504 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18505 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18506 umulsi3_highpart_v6): New insns.
18508 2007-01-04 Roger Sayle <roger@eyesopen.com>
18510 * fold-const.c (fold_convert): When casting an expression to void,
18511 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18512 have a type. Instead of attempting to build a NOP_EXPR, return
18513 these "special" trees directly.
18515 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18517 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18518 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18519 rs6000_cost->fp not 0 as adjustment for outer NEG.
18521 2007-01-04 Jan Hubicka <jh@suse.cz>
18523 * cgraph.c (cgraph_release_function_body): New function.
18524 (cgraph_remove_node): Use it.
18525 * cgraph.h (cgraph_release_function_body): Declare.
18526 * cgraphunit.c (cgraph_expand_function): Use it.
18527 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18528 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18529 is initialized and while compilation of other function is running.
18530 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18531 statement CFG annotations from here to ...
18532 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18534 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18536 * cfgloop.h (enum li_flags): Make the constants powers of two.
18538 2007-01-04 Jan Hubicka <jh@suse.cz>
18540 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18542 (fold_marked_statements): New function.
18543 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18544 * tree-inline.h (copy_body_data): Add statements_to_fold.
18546 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18548 * config.gcc: Mention libgcc/config.host.
18549 * Makefile.in: Update comments mentioning libgcc.
18550 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18551 (all.cross, start.encap, rest.encap, rest.cross): Update
18552 dependencies for libgcc move.
18553 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18554 (clean-target, clean-target-libgcc): Delete.
18555 (srcdirify, GCC_EXTRA_PARTS): New macros.
18556 (libgcc-support, libgcc.mvars): New rules.
18557 (distclean): Remove mention of mklibgcc.
18558 (install): Don't reference INSTALL_LIBGCC.
18559 (install-common): Don't reference EXTRA_PARTS.
18560 (install-libgcc, install-multilib): Delete rules.
18561 * mklibgcc.in: Delete file.
18562 * doc/configfiles.texi: Don't mention mklibgcc.
18564 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18565 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18566 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18567 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18568 (mklibgcc, ldblspecs): Likewise.
18570 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18571 (posixpre.def): Use $(T).
18572 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18573 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18574 (SHLIB_LINK): Make dummy.
18575 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18577 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18579 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18580 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18581 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18582 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18584 * configure.ac (all_outputs): Remove mklibgcc.
18585 * configure: Regenerated.
18587 2007-01-03 Josh Conner <jconner@apple.com>
18589 PR middle-end/29683
18590 * calls.c (compute_argument_addresses): Set stack and stack_slot
18591 for partial args, too.
18592 (store_one_arg): Use locate.size.constant for the size when
18593 generating a save_area.
18595 2007-01-03 Robert Kennedy <jimbob@google.com>
18597 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18598 whose definitions are deleted due to basic block merging.
18600 2007-01-03 Paul Brook <paul@codesourcery.com>
18603 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18605 (use_return_insn): Return 0 for Thumb interrupt functions.
18606 (print_multi_reg): Add rfe argument for IRQ returns.
18607 (arm_output_epilogue): Pop interrupt return address directly into PC.
18608 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18610 2007-01-03 Paul Brook <paul@codesourcery.com>
18612 Merge from sourcerygxx-4_1.
18613 * config/arm/thumb2.md: New file.
18614 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18616 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18617 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18618 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18619 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18621 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18622 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18624 * config/arm/ieee754-sf.S: Ditto.
18625 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18626 (thumb1_base_register_rtx_p): ... to this.
18627 (thumb_index_register_rtx_p): Rename...
18628 (thumb1_index_register_rtx_p): ... to this.
18629 (thumb_output_function_prologue): Rename...
18630 (thumb1_output_function_prologue): ... to this.
18631 (thumb_legitimate_address_p): Rename...
18632 (thumb1_legitimate_address_p): ... to this.
18633 (thumb_rtx_costs): Rename...
18634 (thumb1_rtx_costs): ... to this.
18635 (thumb_compute_save_reg_mask): Rename...
18636 (thumb1_compute_save_reg_mask): ... to this.
18637 (thumb_final_prescan_insn): Rename...
18638 (thumb1_final_prescan_insn): ... to this.
18639 (thumb_expand_epilogue): Rename...
18640 (thumb1_expand_epilogue): ... to this.
18641 (arm_unwind_emit_stm): Rename...
18642 (arm_unwind_emit_sequence): ... to this.
18643 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18644 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18645 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18646 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18647 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18648 thumb2_output_casesi): New functions.
18649 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18650 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18651 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18652 THUMB2_WORK_REGS): Define.
18653 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18654 arm_condexec_mask, arm_condexec_masklen)): New variables.
18655 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18656 (arm_override_options): Check new CPU capabilities.
18657 Set new architecture flag variables.
18658 (arm_isr_value): Handle v7m interrupt functions.
18659 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18661 (const_ok_for_arm): Handle Thumb-2 constants.
18662 (arm_gen_constant): Ditto. Use movw when available.
18663 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18665 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18666 (thumb_find_work_register, arm_load_pic_register,
18667 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18668 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18669 print_multi_reg, output_mov_long_double_fpa_from_arm,
18670 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18671 output_mov_double_fpa_from_arm, output_move_double,
18672 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18673 output_return_instruction, arm_output_function_prologue,
18674 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18675 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18676 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18677 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18678 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18679 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18681 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18682 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18683 (arm_file_start): Output directive for unified syntax.
18684 (arm_unwind_emit_set): Handle stack alignment instruction.
18685 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18686 Add v6t2, v7, v7a, v7r and v7m.
18687 (RETLDM): Add Thumb-2 code.
18688 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18689 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18690 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18691 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18692 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18693 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18694 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18695 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18696 ADJUST_INSN_LENGTH): Define.
18697 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18698 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18699 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18700 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18701 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18702 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18703 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18704 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18705 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18706 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18707 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18708 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18709 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18710 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18711 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18712 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18713 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18715 * config/arm/arm-tune.md: Regenerate.
18716 * config/arm/arm-protos.h: Update prototypes.
18717 * config/arm/vfp.md: Enable patterns for Thumb-2.
18718 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18719 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18720 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18721 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18722 * config/arm/libunwind.S: Add Thumb-2 code.
18723 * config/arm/constraints.md: Update include Thumb-2.
18724 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18725 * config/arm/ieee754-df.S: Ditto.
18726 * config/arm/bpabi.S: Ditto.
18727 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18728 * config/arm/predicates.md (low_register_operand,
18729 low_reg_or_int_operand, thumb_16bit_operator): New.
18730 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18731 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18732 * config/arm/t-arm-elf: Add armv7 multilib.
18733 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18735 (UNSPEC_STACK_ALIGN, ce_count): New.
18736 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18737 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18739 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18740 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18741 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18742 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18743 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18744 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18746 * doc/extend.texi: Document ARMv7-M interrupt functions.
18747 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18749 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18751 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18752 (struct _Unwind_Context): Rename args_size to flags, remove
18753 signal_frame field, add a new args_size field and version field.
18754 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18755 _Unwind_IsExtendedContext): New inline functions.
18756 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18757 Assume by_value array is only present if _Unwind_IsExtendedContext.
18758 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18759 _Unwind_IsSignalFrame.
18760 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18761 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18762 (uw_init_context_1): Initialize context->flags to
18763 EXTENDED_CONTEXT_BIT.
18764 * config/rs6000/linux-unwind.h (frob_update_context): Use
18765 _Unwind_SetSignalFrame.
18767 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18769 PR middle-end/30353
18770 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18771 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18774 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18776 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18777 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18778 RET, AT_SP): Remove.
18779 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18782 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18783 * cfgbuild.c (find_basic_blocks): Likewise.
18784 * cfgrtl.c (rtl_create_basic_block): Likewise.
18785 * function.c (temp_slots_at_level): Likewise.
18786 * reg-stack.c (stack_regs_mentioned): Likewise.
18787 * regclass.c (allocate_reg_info): Likewise.
18788 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18789 set_bb_for_stmt, move_block_to_fn): Likewise.
18790 * tree-complex.c (tree_lower_complex): Likewise.
18791 * vec.h (VEC_safe_grow_cleared): New.
18793 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18795 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18797 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18798 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18800 * cfgloopmanip.c (scale_loop_frequencies): Export.
18801 (loopify): Scale the frequencies by prescribed coefficients.
18802 (set_zero_probability): New function.
18803 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18804 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18805 and frequencies according to arguments.
18806 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18808 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18809 * modulo-sched.c (sms_schedule): Set probabilities for entering
18810 versioned loop correctly.
18811 * tree-vect-transform.c (vect_transform_loop): Ditto.
18812 * cfgloop.h (loopify, loop_version): Declaration changed.
18813 (scale_loop_frequencies): Declared.
18815 2007-01-02 Jan Hubicka <jh@suse.cz>
18817 * cgraph.c: Include tree-flow.h
18818 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18819 early_local_passes.
18820 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18821 * tree-pass.h (pass_all_early_optimizations): Declare.
18822 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18823 early_local_passes.
18824 (cgraph_analyze_function): Do early_local_passes.
18825 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18826 Do not add referenced vars.
18827 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18829 (gate_all_early_local_passes): New gate.
18830 (pass_early_local_passes): Use new gate.
18831 (execute_early_local_optimizations): New functions.
18832 (gate_all_early_optimizations): New gate.
18833 (pass_all_early_optimizations): New pass.
18834 (execute_free_datastructures): Free SSA only when initialized.
18835 (gate_init_datastructures): Init only when optimizing.
18836 (tree_lowering_passes): Do early local passes when called late.
18837 * tree-profile.c (do_tree_profiling): Don't profile functions added
18839 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18840 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18842 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18843 during early_local_passes.
18844 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18847 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18849 * Makefile.in: Update copyright year.
18851 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18853 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18854 in $(lang_checks) and check-consistency targets.
18856 2007-01-02 Jan Hubicka <jh@suse.cz>
18858 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18859 Do not add referenced vars.
18860 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18862 * passes.c (init_optimization_passes): Put mudflap_2 after
18863 free_datastructures.
18865 2007-01-02 Jan Hubicka <jh@suse.cz>
18867 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18868 Set NOTHROW flag on call statements proved to be nothrow.
18869 Update statement of local calls so new pure/const functions are
18870 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18872 (tree_rest_of_compilation): Register hooks and initialize bitmap
18873 early. Do not set after_inlining flag.
18875 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18877 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18878 HOST_BITS_PER_LONGLONG
18880 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18883 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18884 warning for non-static initializers.
18886 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18888 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18889 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18890 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18891 Always use set_unique_reg_note to add REG_EQUAL notes.
18893 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18896 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18898 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18899 * cfgbuild.c (find_basic_blocks): Likewise.
18900 * cfgrtl.c (rtl_create_basic_block): Likewise.
18901 * function.c (temp_slots_at_level): Likewise.
18902 * reg-stack.c (stack_regs_mentioned): Likewise.
18903 * regclass.c (allocate_reg_info): Likewise.
18904 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18905 set_bb_for_stmt, move_block_to_fn): Likewise.
18906 * tree-complex.c (tree_lower_complex): Likewise.
18907 * vec.h (VEC_safe_grow_cleared): New.
18909 2007-01-02 Ian Lance Taylor <iant@google.com>
18911 * c-common.c (c_common_truthvalue_conversion): When warning about
18912 using an assignment as a truth value, set TREE_NO_WARNING.
18914 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18917 * c.opt (Wold-style-declaration): New.
18918 * doc/invoke.texi (C-only Warning Options): New.
18919 (Wold-style-declaration): Document it.
18920 (Wextra): Enabled by -Wextra.
18921 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18922 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18923 -Wold-style-declaration.
18925 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18927 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18928 * cfgbuild.c (find_basic_blocks): Likewise.
18929 * cfgrtl.c (rtl_create_basic_block): Likewise.
18930 * function.c (temp_slots_at_level): Likewise.
18931 * reg-stack.c (stack_regs_mentioned): Likewise.
18932 * regclass.c (allocate_reg_info): Likewise.
18933 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18934 set_bb_for_stmt, move_block_to_fn): Likewise.
18935 * tree-complex.c (tree_lower_complex): Likewise.
18936 * vec.h (VEC_safe_grow_cleared): New.
18938 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18940 * c-common.c (c_common_nodes_and_builtins): Since variants of
18941 void_type_node get built before it is given a name, we need to
18942 give those variants the name, too.
18943 (complete_array_type): We need to work with the canonical main
18944 type of the array, from which we will build the qualified version.
18945 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18946 * print-tree.c (print_node): Display canonical type information
18948 * stor-layout.c (layout_type): When we don't know the
18949 alignment of a type for which we're building an array, we end up
18950 guessing wrong, so make the type require structural equality.
18951 * tree.c (make_node_stat): When we build a new type, it is its
18952 own canonical type.
18953 (build_type_attribute_qual_variant): When building an attribute
18954 variant, its canonical type is the non-attribute variant. However,
18955 if the attributes are target-dependent and they differ, we need to
18956 use structural equality checks for this type.
18957 (build_qualified_type): A qualified type is not equivalent to its
18958 unqualified variant; set the canonical type appropriately.
18959 (build_distinct_type_copy): When building a distinct type from
18960 another type, the new type is its own canonical type.
18961 (build_variant_type_copy): When building a new type variant, we
18962 assume that it is equivalent to the original type.
18963 (build_pointer_type_for_mode): When building a pointer type, also
18964 build a canonical type pointer.
18965 (build_reference_type_for_mode): When building a reference type,
18966 also build a canonical type reference.
18967 (build_index_type): When we can't hash an index type (e.g.,
18968 because its maximum value is negative), the index type requires
18969 structural equality tests.
18970 (build_array_type): Build the canonical form of an array type.
18971 (build_function_type): Function types require structural equality,
18972 because they contain default arguments, attributes, etc.
18973 (build_method_type_directly): Ditto for method types.
18974 (build_offset_type): Build the canonical offset type.
18975 (build_complex_type): Build the canonical vector type.
18976 (make_vector_type): Build the canonical vector type.
18977 * tree.h (TYPE_CANONICAL): New.
18978 (TYPE_STRUCTURAL_EQUALITY_P): New.
18979 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18980 (struct tree_type): Added "canonical" field.
18981 * params.h (VERIFY_CANONICAL_TYPES): New.
18982 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18983 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18984 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18985 * doc/invoke.texi (verify-canonical-types): Document --param
18986 parameter for verifying canonical types.
18988 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18990 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18991 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18992 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18993 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18995 * config/rs6000/e500.h: New.
18996 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18997 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18999 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19000 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19001 TARGET_E500_DOUBLE): Remove.
19002 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19003 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19004 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19005 * config/rs6000/rs6000.c (rs6000_override_options): Use
19006 CHECK_E500_OPTIONS.
19008 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19010 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19011 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19012 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19013 rs6000_emit_cmove): Don't check TARGET_E500.
19014 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19015 sordered): Don't check TARGET_E500.
19017 2007-01-01 Eric Christopher <echristo@apple.com>
19019 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19020 HARD_REGISTER_NUM_P.
19022 2007-01-01 Roger Sayle <roger@eyesopen.com>
19024 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19025 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19026 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19029 2007-01-01 Mike Stump <mrs@apple.com>
19031 * configure.ac: Remove support for building with Apple's gcc-3.1.
19033 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19035 PR middle-end/30311
19036 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19037 REG is a hard register. Do not modify REG before calling
19039 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19040 multiple of the size of YMODE for certain lowpart cases.
19042 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19044 PR middle-end/30253
19045 * gimplify (voidify_wrapper_expr): Update for
19046 GIMPLE_MODIFY_STMT.
19048 2007-01-01 Andreas Schwab <schwab@suse.de>
19051 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19052 save of BR0 in extra_spill_size instead of spill_size.
19053 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19055 (ia64_expand_epilogue): Restore BR0 from its new location.
19057 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19059 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19060 Use a temporary variable if the left hand side is not a gimple
19063 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19065 * gimplify.c (gimplify_return_expr): Make the temporary variable
19066 for the return expression, a gimple register variable.
19068 2007-01-01 Jan Hubicka <jh@suse.cz>
19070 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19073 2007-01-01 Mike Stump <mrs@apple.com>
19075 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19077 * config/darwin.c (machopic_select_rtx_section): Use
19078 HAVE_GAS_LITERAL16.
19079 (darwin_mergeable_constant_section): Likewise.
19080 * configure: Regenerate.
19081 * config.in: Regenerate.
19083 2007-01-01 Jan Hubicka <jh@suse.cz>
19084 Andrew Pinski <pinskia@gmail.com>
19086 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19087 before starting IPA passes.