1 2008-05-28 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/36291
4 * tree-flow. h (struct gimple_df): Remove var_anns member.
5 * tree-flow-inline.h (gimple_var_anns): Remove.
7 * tree-dfa.c (create_var_ann): Simplify.
8 (remove_referenced_var): Clear alias info from var_anns of globals.
9 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
10 (delete_tree_ssa): Clear alias info from var_anns of globals.
13 (var_ann_hash): Likewise.
15 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
18 and loongson2f entries.
19 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
20 * config/mips/mips.h (processor_type): Add Loongson-2E
21 and Loongson-2F entries.
22 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
23 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
24 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
25 * doc/invoke.texi (MIPS Options): Document loongson2e
26 and loongson2f processor names.
28 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
32 * config/i386/i386.c (ix86_function_arg_boundary): Use
33 alignment of canonical type.
34 (ix86_expand_vector_move): Check unaligned memory access for
37 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
39 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
40 Moved to the front of file.
42 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
43 H.J. Lu <hongjiu.lu@intel.com>
45 * dwarf2out.c (current_fde): New.
47 (lookup_cfa:): Likewise.
48 (dwarf2out_end_epilogue): Likewise.
49 (dwarf2out_note_section_used): Likewise.
51 2008-05-27 Michael Matz <matz@suse.de>
54 * c.opt (Wenum-compare): New warning option.
55 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
57 2008-05-27 Michael Matz <matz@suse.de>
60 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
62 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
63 into memory as tail calls.
65 2008-05-27 Richard Guenther <rguenther@suse.de>
67 PR tree-optimization/36339
68 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
69 pointers cause all addressable variables to be call clobbered.
71 2008-05-27 Richard Guenther <rguenther@suse.de>
73 PR tree-optimization/36245
74 * tree-ssa-address.c (add_to_parts): Deal with non-pointer
77 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
79 * config/s390/s390.md: Replace all occurences of the 'm'
82 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
84 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
86 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
88 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
89 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
90 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
92 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
94 * reload.c: (find_reloads): Skip alternatives according to the
95 "enabled" attribute. Constify the constraint variable.
96 * recog.c (get_attr_enabled): Add default implementation.
97 (extract_insn): Set the alternative_enabled_p array
98 in the recog_data struct.
99 (preprocess_constraints, constrain_operands): Skip
100 alternatives according to the "enabled" attribute
101 * recog.h (struct recog_data): New field alternative_enabled_p.
102 (skip_alternative): New inline function.
103 * regclass.c: (record_operand_costs): Check the "enabled"
105 (record_reg_classes): Skip alternative according to the
108 * doc/md.texi: Add documention for the "enabled" attribute.
110 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
112 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
113 * postreload.c (reload_cse_simplify_operands): Replace 'm'
114 constraint with TARGET_MEM_CONSTRAINT.
115 * recog.c (asm_operand_ok, preprocess_constraints,
116 constrain_operands): Likewise.
117 * regclass.c (record_reg_classes): Likewise.
118 * reload.c (find_reloads, alternative_allows_const_pool_ref):
120 * reload1.c (maybe_fix_stack_asms): Likewise.
121 * stmt.c (parse_output_constraint, parse_input_constraint):
123 * recog.h: Adjust comment.
124 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
125 * genoutput.c (note_constraint): Don't emit error for 'm'
127 * doc/md.texi: Add a note to description of 'm' constraint.
128 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
130 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
132 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
133 that the bitfield is of integral type before testing its precision.
135 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
136 Sa Liu <saliu@de.ibm.com>
138 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
139 __modti3, __udivti3, __umodti3 and __udivmodti4.
140 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
141 that implement TImode mul and div functions.
142 * config/spu/multi3.c: New. Implement __multi3.
143 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
144 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
147 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
149 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
150 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
151 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
152 tls_sysv_suffix): New mode and mode attribute iterators.
153 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
154 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
155 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
156 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
157 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
160 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
162 PR tree-optimization/36329
163 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
164 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
165 * cgraphbuild.c (initialize_inline_failed): Use the latter
166 macro in lieu of the former.
167 * ipa-inline.c (cgraph_mark_inline): Likewise.
168 (cgraph_decide_inlining_of_small_function): Likewise.
169 (cgraph_decide_inlining): Likewise.
170 (cgraph_decide_inlining_incrementally): Likewise.
172 2008-05-26 Tristan Gingold <gingold@adacore.com>
173 Anatoly Sokolov <aesok@post.ru>
175 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
176 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
177 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
178 optimization for 'avr6' architecture.
180 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
183 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
185 2008-05-26 Richard Guenther <rguenther@suse.de>
187 * tree-ssa-sccvn.c (expr_has_constants): Declare.
188 (visit_reference_op_load): Initialize VN_INFO->has_constants
191 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
194 * caller-save.c (insert_restore): Verify alignment of spill
196 (insert_save): Likewise.
198 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
200 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
201 (STACK_SLOT_ALIGNMENT): Likewise.
203 * function.c (LOCAL_ALIGNMENT): Removed.
204 (get_stack_local_alignment): New.
205 (assign_stack_local): Use it. Set alignment on stack slot.
206 (assign_stack_temp_for_type): Use get_stack_local_alignment.
208 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
209 (STACK_SLOT_ALIGNMENT): New.
211 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
212 stack slot in XFmode.
214 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
216 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
219 * config/i386/i386.md (allocate_stack_worker_64): Make sure
220 argument operand in rax isn't removed.
222 2008-05-26 Richard Guenther <rguenther@suse.de>
225 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
226 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
228 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
231 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
233 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
235 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
236 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
238 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
240 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
241 build a trampoline if we don't want one.
242 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
243 return zero for nested functions if we don't want a trampoline.
245 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
247 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
249 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
252 * c.opt: Removed undocumented option '-lang-fortran'.
253 * c-common.h: Removed global variable 'lang_fortran'.
254 * c-opts.c (c_common_handle_option): Removed code to handle
255 option '-lang-fortran'. Updated includes.
256 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
257 definition of '__GFORTRAN__'.
258 (define__GNUC__): Reimplemented to use BASEVER and
259 cpp_define_formatted.
260 (builtin_define_with_value_n): Removed.
261 * c-incpath.h: Renamed to ...
262 * incpath.h: ... this.
263 * c-incpath.c: Renamed to ...
264 * incpath.c: ... this. Updated includes.
265 * fix-header.c: Updated includes.
266 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
267 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
268 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
270 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
272 * tree.h: Update the table of flags used on tree nodes.
273 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
274 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
275 (FORCED_LABEL): Add access check.
276 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
277 (ASM_INPUT_P): Likewise.
278 (ASM_VOLATILE_P): Likewise.
279 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
280 (OMP_SECTION_LAST): Access private_flag directly.
281 (OMP_RETURN_NOWAIT): Likewise.
282 (OMP_PARALLEL_COMBINED): Likewise.
283 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
284 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
285 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
286 deprecated_flag directly.
288 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
290 * final.c (frame_pointer_needed): Removed.
291 * flags.h (frame_pointer_needed): Likewise.
293 * function.h (rtl_data): Add frame_pointer_needed.
294 (frame_pointer_needed): New.
296 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
298 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
300 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
302 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
305 2008-05-25 Alan Modra <amodra@bigpond.net.au>
307 * c-common.c (strip_array_types): Move function to..
309 (get_inner_array_type): Delete.
310 * c-common.h (strip_array_types): Move declaration to..
312 (get_inner_array_type): Delete.
313 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
314 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
315 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
316 * config/pa/pa.c (emit_move_sequence): Likewise.
318 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
320 * config/i386/i386.md (*sse_prologue_save_insn): Set length
323 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
325 * function.c: Include target hook for nonlocal_goto frame value.
327 2008-05-24 Richard Guenther <rguenther@suse.de>
329 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that
330 a scalar variable can be only accessed through a pointer
333 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
335 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
336 * doc/extend.texi: Likewise.
338 2008-05-23 DJ Delorie <dj@redhat.com>
340 * config/m32c/jump.md (untyped_call): Add.
342 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
344 (m32c_address_cost): Detail costs for indirect offsets.
346 2008-05-23 Rafael Espindola <espindola@google.com>
348 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
349 if a node is a SUBREG.
350 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
353 2008-05-23 Paul Brook <paul@codesourcery.com>
354 Carlos O'Donell <carlos@codesourcery.com>
356 * doc/extend.texi: Clarify use of __attribute__((naked)).
357 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
358 * target.h (gcc_target): Add allocate_stack_slots_for_args.
359 * function.c (use_register_for_decl): Use
360 targetm.calls.allocate_stack_slots_for_args.
361 * target-def.h (TARGET_CALLS): Add
362 TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
363 * config/arm/arm.c (arm_allocate_stack_slots_for_args):
365 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
367 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
369 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
371 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
373 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
374 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
375 is only rounded once.
377 2008-05-23 Richard Guenther <rguenther@suse.de>
379 * tree-ssa-operands.c (mark_difference_for_renaming): Use
382 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
383 Jakub Jelinek <jakub@redhat.com>
386 * configure.ac: Handle --enable-cld.
387 * configure: Regenerated.
388 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
389 * config/i386/i386.h (struct machine_function): Add needs_cld field.
390 (ix86_current_function_needs_cld): New define.
391 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
392 (cld): New isns pattern.
393 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
394 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
395 * config/i386/i386.opt (mcld): New option.
396 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
397 TARGET_CLD and ix86_current_function_needs_cld.
398 (override_options): Use -mcld by default for 32-bit code if
401 * doc/install.texi (Options specification): Document --enable-cld.
402 * doc/invoke.texi (Machine Dependent Options)
403 [i386 and x86-64 Options]: Add -mcld option.
404 (Intel 386 and AMD x86-64 Options): Document -mcld option.
406 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
407 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
408 (return_in_memory_64): Likewise.
409 (return_in_memory_ms_64): Likewise.
411 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
413 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
414 * builtins.c (fold_builtin_fpclassify): New.
415 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
416 * builtins.def (BUILT_IN_FPCLASSIFY): New.
417 * c-common.c (handle_type_generic_attribute): Adjust to accept
418 fixed arguments before an elipsis.
419 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
420 * doc/extend.texi: Document __builtin_fpclassify.
422 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
424 * omp-low.c (gate_expand_omp_ssa): Remove.
425 (pass_expand_omp_ssa): Remove.
426 (gate_expand_omp): Do not check for flag_openmp_ssa.
427 * common.opt (-fopenmp-ssa): Remove.
428 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
430 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
432 * config/sh/sh.opt (mfixed-range): New option.
433 * config/sh/sh-protos.h (sh_fix_range): Declare.
434 * config/sh/sh.c (sh_fix_range): New function.
435 * config/sh/sh.h (sh_fixed_range_str): Declare.
436 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
438 * doc/invoke.texi (SH Options): Document -mfixed-range.
440 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
442 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
443 it before the redeclaration.
445 2008-05-22 Anatoly Sokolov <aesok@post.ru>
447 * config/avr/avr.c (get_sequence_length): Add new function.
448 (expand_prologue, expand_epilogue): Remove duplicate code.
450 2008-05-22 Rafael Espindola <espindola@google.com>
452 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
455 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
457 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
458 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
460 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
461 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
462 (vect_update_misalignment_for_peel): Likewise.
463 (vector_alignment_reachable_p): Likewise.
464 * tree-vect-transform.c (vectorizable_load): Likewise.
465 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
466 (get_vectype_for_scalar_type): Pass mode of scalar_type
467 to UNITS_PER_SIMD_WORD.
469 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
470 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
471 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
472 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
473 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
475 2008-05-22 Ira Rosen <irar@il.ibm.com>
477 PR tree-optimization/36293
478 * tree-vect-transform.c (vect_transform_strided_load): Don't check
479 if the first load must be skipped because of a gap.
481 2008-05-22 Richard Guenther <rguenther@suse.de>
483 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
484 more cases of offset disambiguation that is possible if
485 strict-aliasing rules apply.
486 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
487 for basic offset and type-based disambiguation.
489 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
491 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
492 ix86_expand_vector_set on V16QImode for SSE4.1.
494 2008-05-21 Tom Tromey <tromey@redhat.com>
496 * c.opt (Wimport): Mark as undocumented.
497 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
499 (Warning Options): Likewise.
500 * doc/cppopts.texi: Don't mention -Wimport.
502 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
504 PR tree-optimization/36287
505 PR tree-optimization/36286
506 * lambda-code.c (build_access_matrix): Do not use the loop->num
507 for computing the number of induction variables: use the loop depth
510 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
513 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
514 option -f(no-)leading-underscore.
516 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
518 * config/i386/i386.c (ix86_expand_vector_init_general): Use
519 GET_MODE_NUNITS (mode).
521 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
523 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
524 (-mmulhw): Add 464 to description.
526 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
527 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
529 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
530 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
531 * config/rs6000/rs6000.md: Update comments for 464.
533 2008-05-21 Janis Johnson <janis187@us.ibm.com>
535 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
537 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
539 * config/i386/sse.md (vec_extractv4sf): Removed.
540 (vec_extractv2df): Likewise.
541 (vec_extractv2di): Likewise.
542 (vec_extractv4si): Likewise.
543 (vec_extractv8hi): Likewise.
544 (vec_extractv16qi): Likewise.
545 (vec_extract<mode>): New.
547 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
549 * config/i386/sse.md (vec_setv4sf): Removed.
550 (vec_setv2df): Likewise.
551 (vec_setv2di): Likewise.
552 (vec_setv4si): Likewise.
553 (vec_setv8hi): Likewise.
554 (vec_setv16qi): Likewise.
555 (vec_set<mode>): New.
557 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
559 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
560 goto for vec_concat and vec_interleave.
562 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
564 * config/i386/sse.md (vec_initv4sf): Removed.
565 (vec_initv2df): Likewise.
566 (vec_initv2di): Likewise.
567 (vec_initv4si): Likewise.
568 (vec_initv8hi): Likewise.
569 (vec_initv16qi): Likewise.
570 (vec_init<mode>): New.
572 2008-05-21 Joseph Myers <joseph@codesourcery.com>
574 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
576 2008-05-21 Tom Tromey <tromey@redhat.com>
578 * ggc-zone.c (lookup_page_table_if_allocated): New function.
579 (zone_find_object_offset): Likewise.
580 (gt_ggc_m_S): Likewise.
581 (highest_bit): Likewise.
582 * ggc-page.c (gt_ggc_m_S): New function.
583 * stringpool.c (string_stack): Remove.
584 (init_stringpool): Update.
585 (ggc_alloc_string): Use ggc_alloc.
586 (maybe_delete_ident): New function.
587 (ggc_purge_stringpool): Likewise.
588 (gt_ggc_m_S): Remove.
589 * ggc-common.c (ggc_protect_identifiers): New global.
590 (ggc_mark_roots): Call ggc_purge_stringpool. Use
591 ggc_protect_identifiers.
592 * ggc.h (ggc_protect_identifiers): Declare.
593 (gt_ggc_m_S): Update.
594 (ggc_purge_stringpool): Declare.
595 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
596 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
598 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
600 2008-05-21 David S. Miller <davem@davemloft.net>
602 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
605 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
607 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
610 2008-05-20 David Daney <ddaney@avtrex.com>
612 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
613 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
614 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
615 UNSPEC_UPDATE_GOT_VERSION): Renumber.
616 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
617 (atomic_hiqi_op): New define_code_iterator.
618 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
619 mips_expand_compare_and_swap_12.
620 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
621 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
622 (sync_<optab><mode>, sync_old_<optab><mode>,
623 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
624 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
625 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
626 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
627 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
628 (test_and_set_12): New insn.
629 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
630 sync_new_<optab><mode>, sync_old_nand<mode>,
631 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
632 clobber to operand 0 for SI and DI mode insns.
633 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
634 mips_gen_fn_4): New typedefs.
635 (mips_gen_fn_ptrs): Define new union type.
636 (mips_expand_compare_and_swap_12): Remove declaration.
637 (mips_expand_atomic_qihi): Declare function.
638 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
639 (mips_expand_atomic_qihi): ... this. Use new generator function
641 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
642 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
643 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
644 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
645 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
646 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
647 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
648 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
649 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
650 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
651 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
652 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
654 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
656 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
659 2008-05-20 Anatoly Sokolov <aesok@post.ru>
661 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
662 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
663 (avr_attribute_table): Add 'OS_main' function attribute.
664 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
665 functions with 'OS_main' attribute.
667 2008-05-20 Richard Guenther <rguenther@suse.de>
669 PR tree-optimization/35204
670 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
671 helper, split out from ...
672 (DFS): ... here. Make the DFS walk non-recursive.
674 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
675 Jan Sjodin <jan.sjodin@amd.com>
677 PR tree-optimization/36181
678 * tree-parloops.c (loop_has_vector_phi_nodes): New.
679 (parallelize_loops): Don't parallelize when the loop has vector
682 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
683 Sebastian Pop <sebastian.pop@amd.com>
685 * tree-loop-linear.c (gather_interchange_stats): Look in the access
686 matrix, and never look at the tree representation of the memory
688 (linear_transform_loops): Computes parameters and access matrices.
689 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
691 (access_matrix_get_index_for_parameter): New.
692 * tree-data-ref.h (struct access_matrix): New.
693 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
694 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
695 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
696 am_vector_index_for_loop): New.
697 (struct data_reference): Add field access_matrix.
698 (DR_ACCESS_MATRIX): New.
699 (compute_data_dependences_for_loop): Update declaration.
700 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
701 * lambda.h (lambda_vector_vec_p): Declared.
702 * lambda-code.c: Depend on pointer-set.h.
703 (lambda_collect_parameters_from_af, lambda_collect_parameters,
704 av_for_af_base, av_for_af, build_access_matrix,
705 lambda_compute_access_matrices): New.
706 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
708 2008-05-20 Joseph Myers <joseph@codesourcery.com>
710 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
713 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
714 Sebastian Pop <sebastian.pop@amd.com>
716 PR tree-optimization/36206
717 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
719 (instantiate_scev_1): Rename flags to fold_conversions.
720 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
721 outeside instantiation_loop.
722 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
723 (evolution_function_is_affine_or_constant_p): Removed.
724 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
726 (analyze_siv_subscript): Pass in the loop nest number.
727 Call evolution_function_is_affine_in_loop instead of
728 evolution_function_is_affine_p.
729 (analyze_overlapping_iterations): Pass in the loop nest number.
731 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
732 Sebastian Pop <sebastian.pop@amd.com>
734 PR tree-optimization/36206
735 * tree-chrec.h (chrec_fold_op): New.
736 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
739 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
741 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
743 (remove_duplicates): Do not set inode on non-inode systems.
746 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
748 * config.gcc (tm_file): Update comments about relative pathnames.
750 2008-05-20 Richard Guenther <rguenther@suse.de>
752 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
753 * tree-ssa-sccvn.c (process_scc): Likewise.
754 * tree-ssa-sink.c (execute_sink_code): Likewise.
755 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
756 * tree-vrp.c (process_assert_insertions): Likewise.
757 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
758 (perform_tree_ssa_dce): Likewise.
759 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
760 (dump_dominator_optimization_stats): Likewise.
761 * tree-vectorizer.c (vectorize_loops): Likewise.
763 2008-05-20 Richard Guenther <rguenther@suse.de>
765 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
767 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
769 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
770 (ix86_i386elf_return_in_memory): Likewise.
771 (ix86_i386interix_return_in_memory): Likewise.
772 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
773 (SUBTARGET_RETURN_IN_MEMORY): New.
774 * config/i386/i386elf.h: Likewise.
775 * config/i386/ptx4-i.h: Likewise.
776 * config/i386/sol2-10.h: Likewise.
777 * config/i386/sysv4.h: Likewise.
778 * config/i386/vx-common.h: Likewise.
779 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
780 * config/i386/i386.c (ix86_return_in_memory): Made static and
781 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
782 (ix86_i386elf_return_in_memory): Removed.
783 (ix86_i386interix_return_in_memory): Removed.
784 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
785 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
787 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
789 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
791 2008-05-19 Xinliang David Li <davidxl@google.com>
793 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
796 * doc/invoke.texi: Ditto.
798 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
800 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
801 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
803 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
805 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
806 sizes of operand array from 8/4 to 4/2.
807 (ix86_expand_vector_init_general): Change size of operand array
808 from 32 to 16. Remove op0, op1 and half_mode.
810 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
812 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
813 (ix86_expand_vector_init_interleave): Likewise.
814 (ix86_expand_vector_init_general): Use them. Assert word_mode
815 == SImode when n_words == 4.
817 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
819 * config/i386/i386.c (ix86_secondary_reload): New static function.
820 (TARGET_SECONDARY_RELOAD): New define.
821 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
822 * config/i386/i386.md (reload_outqi): Remove.
824 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
827 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
828 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
829 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
830 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
831 (fold_builtin_1): Likewise.
832 * builtins.def (BUILT_IN_ISINF_SIGN): New.
833 c-common.c (check_builtin_function_arguments): Handle
835 * doc/extend.texi: Document __builtin_isinf_sign.
836 * fold-const.c (operand_equal_p): Handle COND_EXPR.
838 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
840 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
841 EH cleanup at the end of the pass, search for those that have been
842 turned into forwarder blocks and do the cleanup on their successor.
844 2008-05-18 Richard Guenther <rguenther@suse.de>
846 * tree-cfg.c (verify_gimple_expr): Allow conversions from
847 pointers to sizetype and vice versa.
849 2008-05-18 Xinliang David Li <davidxl@google.com>
851 * gcc/tree-ssa-dce.c: Coding style fix.
852 (check_pow): Documentation comment.
853 (check_log): Documenation comment. Coding style fix.
854 (is_unnecessary_except_errno_call): Ditto.
855 (gen_conditions_for_pow): Ditto.
856 (gen_conditions_for_log): Ditto.
857 (gen_shrink_wrap_conditions): Ditto.
858 (shrink_wrap_one_built_in_calls): Ditto.
859 * gcc/doc/invoke.texi: Better documentation string.
860 * ChangeLog: Fix wrong change log entries from
861 May 17 checkin on function call DCE.
863 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
865 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
867 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
869 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
870 * df-problems.c (simulation routines): Fixed block comment to
871 properly say how to add forwards scanning functions.
873 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
875 * tree-inline.c (setup_one_parameter): Remove dead code.
877 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
879 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
880 a BIT_AND_EXPR only for an INTEGER_TYPE.
882 2008-05-17 Xinliang David Li <davidxl@google.com>
884 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
885 (check_pow, check_log, is_unnecessary_except_errno_call): New
886 functions to check for eliminating math functions that are pure
887 except for setting errno.
888 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
889 general condition expressions for shrink-wrapping pow/log calls.
890 (gen_shrink_wrap_conditions): Ditto.
891 (shrink_wrap_one_built_in_call): Ditto.
892 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
893 (mark_operand_necessary): If debugging, output if OP is necessary.
894 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
896 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
898 * gcc/common.opt: New user flag -ftree-builtin-dce.
899 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
901 2008-05-16 David S. Miller <davem@davemloft.net>
903 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
904 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
906 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
909 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
911 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
913 * ifcvt.c (dead_or_predicable): Rename
914 df_simulate_one_insn_backwards to df_simulate_one_insn.
915 * recog.c (peephole2_optimize): Ditto.
916 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
918 * df.h: Rename df_simulate_one_insn_backwards to
919 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
920 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
921 scanning of defs and uses.
922 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
923 (df_simulate_one_insn_forwards): Removed.
925 2008-05-16 Doug Kwan <dougkwan@google.com>
927 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
929 (real_from_string): Handle NaNs and Inf as approriate.
931 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
933 * doc/gty.texi (Source Files Containing Type Information): Note
934 that headers should appear first in the gtfiles list.
936 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
938 * tree.def (COND_EXEC): Properly documented this code.
940 2008-05-16 Diego Novillo <dnovillo@google.com>
942 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
943 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
946 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
948 * tree-ssa-dse (max_stmt_uid): Removed.
949 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
950 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
951 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
952 * function.h (cfun.last_stmt_uid): New field.
953 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
954 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
956 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
957 (create_stmt_ann): Initialize the ann->uid field.
958 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
960 * tree-flow.h (renumber_gimple_stmt_uids): New function.
962 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
964 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
965 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
966 (init_empty_tree_cfg): Call it.
968 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
970 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
973 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
975 * doc/invoke.text (-fdump-tree-*-verbose): New option.
976 * tree-dump.c (dump_options): New verbose option.
977 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
979 * tree-pass.h (TDF_VERBOSE): New dump flag.
980 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
981 (tree-flow.h): Added include.
982 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
984 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
986 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
988 From Jie Zhang <jie.zhang@analog.com>
989 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
990 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
991 mcpu=bf561-none and mcpu=bf561-0.2.
992 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
993 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
994 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
995 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
996 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
997 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
998 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
1000 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
1001 (cputype_selected): Remove.
1002 (bfin_handle_option): Don't use cputype_selected.
1003 (override_options): When no mcpu option, enable all workarounds.
1004 Don't use bfin_workarounds.
1005 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
1007 (DEFAULT_CPU_TYPE): Don't define.
1009 2008-05-16 Richard Guenther <rguenther@suse.de>
1011 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
1012 on deletion of the last stmt.
1014 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1016 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1017 V8HImode for SSE2 and V16QImode for SSE4.1.
1019 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1021 * cgraph.h (compute_inline_parameters): Made public.
1022 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1023 variable_generate_summary, function_write_summary,
1024 variable_write_summary, variable_read_summary. Added generate_summary,
1025 write_summary, read_summary.
1026 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1027 pass_ipa_inline.function_generate_summary, to
1028 compute_inline_parameters.
1029 * ipa-inline.c (compute_inline_parameters): Made public and added
1031 (compute_inline_parameters_for_current): New function.
1032 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1033 (inline_generate_summary): Removed parameter and made to loop over
1035 (pass_ipa_inline): Updated for new IPA_PASS structure.
1036 * passes.c (execute_ipa_summary_passes): Now is called once per
1037 pass rather than once per node*pass.
1039 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1041 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1042 avr_have_mul_p, avr_asm_only_p): Remove variables.
1043 (avr_override_options): Remove initialization of removed variables.
1044 (avr_file_start): Convert removed variables to fields of
1045 'struct base_arch_s *avr_current_arch'.
1046 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1047 (AVR_HAVE_MUL): (Ditto.).
1048 (AVR_HAVE_MOVW): (Ditto.).
1049 (AVR_HAVE_LPMX): (Ditto.).
1050 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1051 avr_asm_only_p): Remove declaration.
1053 2008-05-15 Diego Novillo <dnovillo@google.com>
1055 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1056 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1058 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1061 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1062 Don't call record_truncated_value from here.
1063 (record_truncated_value): Turn it into a for_each_rtx callback.
1064 (record_truncated_values): New function.
1065 (combine_instructions): Call note_uses with record_truncated_values.
1066 Change name of check_conversion to check_promoted_subreg.
1068 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1070 * doc/sourcebuild.texi: Document support for torture tests.
1072 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1074 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1075 to alternative 4 of operand 2.
1077 2008-05-15 Richard Guenther <rguenther@suse.de>
1079 * tree-pass.h (current_pass): Declare.
1080 (get_pass_for_id): Likewise.
1081 * passes.c (passes_by_id, passes_by_id_size): New globals.
1082 (set_pass_for_id): New function.
1083 (get_pass_for_id): Likewise.
1084 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1085 (execute_function_todo): Flush per function statistics.
1086 * toplev.c (compile_file): Init statistics.
1087 (general_init): Do early statistics initialization.
1088 (finalize): Finish statistics.
1089 * statistics.h (statistics_early_init): Declare.
1090 (statistics_init): Likewise.
1091 (statistics_fini): Likewise.
1092 (statistics_fini_pass): Likewise.
1093 (statistics_counter_event): Likewise.
1094 (statistics_histogram_event): Likewise.
1095 * statistics.c: New file.
1096 * Makefile.in (OBJS-common): Add statistics.o.
1097 (statistics.o): Add dependencies.
1098 * doc/invoke.texi (-fdump-statistics): Document.
1100 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1102 (execute_pre): Use statistics_counter_event.
1103 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1104 (substitute_and_fold): Increment it. Use statistics_counter_event.
1106 2008-05-15 Diego Novillo <dnovillo@google.com>
1108 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1110 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1111 * tree-ssa-alias.c (new_type_alias): Remove references to
1112 sub-variables from comment.
1113 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1115 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1117 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1118 attribute to 1 only for insertps alternative.
1120 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1122 * config/bfin/bfin.md (loadbytes): New pattern.
1123 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1124 (bfin_init_builtins): Initialize it.
1125 (bdesc_1arg): Add it.
1127 2008-05-15 Sa Liu <saliu@de.ibm.com>
1129 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1130 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1131 * testsuite/lib/target-supports.exp: Add
1132 check_effective_target_fortran_integer_16.
1134 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1136 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1137 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1138 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1139 (TARGET_RETURN_IN_MEMORY): Define.
1141 2008-05-15 Richard Guenther <rguenther@suse.de>
1144 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1145 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1146 represent unmodifiable vars.
1148 2008-05-15 Richard Guenther <rguenther@suse.de>
1150 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1151 INDIRECT_REF and TARGET_MEM_REF.
1152 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1155 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1156 H.J. Lu <hongjiu.lu@intel.com>
1158 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1159 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1160 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1161 insn alternatives. Add missing alternatives.
1162 (*vec_concatv2di_rex64_sse4_1): Likewise.
1163 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1164 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1167 2008-05-15 Richard Guenther <rguenther@suse.de>
1169 PR tree-optimization/36009
1170 PR tree-optimization/36204
1171 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1172 (determine_invariantness_stmt): Record the loop a store is
1174 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1177 2008-05-15 Richard Guenther <rguenther@suse.de>
1179 PR tree-optimization/34330
1180 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1181 through the pointer will alias the SMT.
1183 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1185 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1187 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1189 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1191 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1192 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1194 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1195 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1196 (vashl_optab): New optab for vector/vector shifts.
1197 (vashr_optab): Ditto.
1198 (vlshr_optab): Ditto.
1199 (vrotl_optab): Ditto.
1200 (vrotr_optab): Ditto.
1201 (optab_subtype): New enum for optab_for_tree_code call.
1202 (optab_for_tree_code): Add enum optab_subtype argument.
1204 * optabs.c (optab_for_tree_code): Take an additional argument to
1205 distinguish between a vector shift by a scalar and vector shift by
1206 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1207 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1208 vector shift by a vector.
1209 (expand_widen_pattern_expr): Pass additional argument to
1210 optab_for_tree_code.
1212 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1213 vrotl_optab, vrotr_optab.
1215 * expr.c (expand_expr_real_1): Update calls to
1216 optab_for_tree_code to distinguish between vector shifted by a
1217 scalar and vector shifted by a vector.
1218 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1219 (supportable_narrowing_operation): Ditto.
1220 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1221 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1222 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1223 (vect_create_epilog_for_reduction): Ditto.
1224 (vectorizable_reduction): Ditto.
1225 (vectorizable_operation): Ditto.
1226 (vect_strided_store_supported): Ditto.
1227 (vect_strided_load_supported): Ditto.
1228 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1229 * expmed.c (expand_shift): Ditto.
1231 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1233 (ashr@var{m}3): Ditto.
1234 (vashl@var{m}3): Document new vector/vector shift standard name.
1235 (vashr@var{m}3): Ditto.
1236 (vlshr@var{m}3): Ditto.
1237 (vrotl@var{m}3): Ditto.
1238 (vrotr@var{m}3): Ditto.
1240 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1241 (PPERM_INVERT): Ditto.
1242 (PPERM_REVERSE): Ditto.
1243 (PPERM_REV_INV): Ditto.
1244 (PPERM_ZERO): Ditto.
1245 (PPERM_ONES): Ditto.
1246 (PPERM_SIGN): Ditto.
1247 (PPERM_INV_SIGN): Ditto.
1248 (PPERM_SRC1): Ditto.
1249 (PPERM_SRC2): Ditto.
1251 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1252 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1253 allows a memory operand to be the value being added, and split it
1254 to improve vectorization.
1255 (sse5_pmacsdqh_mem): Ditto.
1256 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1257 (sse5_mulv2div2di3_high): Ditto.
1258 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1259 (vec_pack_trunc_v4si): Ditto.
1260 (vec_pack_trunc_v2di): Ditto.
1261 (sse5_pcmov_<mode>): Remove code that tried to use use
1262 andps/andnps instead of pcmov.
1263 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1264 pmacsdqh instructions.
1265 (vec_widen_smult_lo_v4si): Ditto.
1267 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1268 (PPERM_INVERT): Ditto.
1269 (PPERM_REVERSE): Ditto.
1270 (PPERM_REV_INV): Ditto.
1271 (PPERM_ZERO): Ditto.
1272 (PPERM_ONES): Ditto.
1273 (PPERM_SIGN): Ditto.
1274 (PPERM_INV_SIGN): Ditto.
1275 (PPERM_SRC1): Ditto.
1276 (PPERM_SRC2): Ditto.
1277 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1279 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1281 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1282 says ignore whether the last reference is a memory operand.
1284 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1285 Paolo Bonzini <bonzini at gnu dot org>
1287 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1290 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1291 (vlshr<mode>3): Rename from vlshr<mode>3.
1292 (vashr<mode>3): Rename from vashr<mode>3.
1293 (mulv4sf3): Change the names of vector shift patterns.
1297 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1300 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1325 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1326 (floatunssidf2_internal): Change vector/vector shift names.
1327 (floatunsdidf2_internal): Ditto.
1334 (vashl<mode>3): Rename from ashl<mode>3.
1335 (vashr<mode>3): Rename from ashr<mode>3.
1336 (vlshr<mode>3): Rename from lshr<mode>3.
1337 (vrotl<mode>3): Rename from rotl<mode>3.
1339 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1342 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1343 multiply gives the wrong value when doing widening multiplies.
1344 (vec_widen_smult_lo_v4si): Ditto.
1346 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1348 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1349 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1350 emit_library_call_value.
1351 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1352 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1353 * calls.c (initialize_argument_information, precompute_arguments,
1354 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1355 (precompute_arguments): Removed flags parameter.
1356 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1358 2008-05-14 Richard Guenther <rguenther@suse.de>
1360 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1361 Make sure to register the store if the use is a PHI_NODE.
1363 2008-05-14 Olivier Hainque <hainque@adacore.com>
1365 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1366 memory if the component is to be referenced in BLKmode according
1367 to get_inner_reference.
1369 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1371 * calls.c (emit_library_call_value_1): Restore code clearing
1372 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1374 2008-05-14 Olivier Hainque <hainque@adacore.com>
1375 Nicolas Roche <roche@adacore.com>
1377 * configure.ac: Add support for a "gcc_subdir" variable in
1378 config-lang.in, to denote a subdirectory where the language/GCC
1379 integration files are to be found.
1380 * configure: Regenerate.
1382 2008-05-14 Ira Rosen <irar@il.ibm.com>
1384 PR tree-optimization/36098
1385 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1386 value for the first load in the group in case of a gap.
1387 (vect_build_slp_tree): Check that there are no gaps in loads.
1389 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1391 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1392 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1393 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1394 emit_insn and remove unneeded code to construct extra args.
1395 (emit_no_conflict_block): Removed.
1396 * optabls.h: (emit_no_conflict_block): Removed.
1397 * cse.c (cse_extended_basic_block): Remove search for
1398 REG_NO_CONFLICT note.
1399 * global.c: Removed incorrect comment added in revision 117.
1400 * expr.c (convert_move): Change call to emit_no_conflict_block to
1402 * recog.c: Change comments so that they do not mention
1404 * local_alloc.c (combine_regs): Removed last parameter.
1405 (no_conflict_p): Removed.
1406 (block_alloc): Removed note, no_conflict_combined_regno and set
1407 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1408 (combine_regs): Removed already_dead and code to look for
1409 REG_NO_CONFLICT notes.
1410 * lower_subreg (remove_retval_note): Removed code to look for
1411 REG_NO_CONFLICT block.
1412 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1413 (resolve_clobber): Remove code to process libcalls that have
1414 REG_NO_CONFLICT notes.
1415 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1417 * combine.c (can_combine_p, distribute_notes): Removed
1418 REG_NO_CONFLICT case.
1419 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1421 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1422 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1424 * reg-notes.def (NO_CONFLICT): Removed.
1426 2008-05-14 David S. Miller <davem@davemloft.net>
1428 * config/sparc/sparc.c (sparc_profile_hook): If
1429 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1430 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1431 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1433 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1435 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1437 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1440 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1441 and op1 expansion before vector concat to have less live pseudos.
1443 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1445 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1446 ix86_expand_vector_set if supported.
1448 2008-05-13 Diego Novillo <dnovillo@google.com>
1449 Kenneth Zadeck <zadeck@naturalbridge.com>
1451 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1453 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1454 phinodes_print_statistics, init_ssanames, fini_ssanames,
1455 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1456 release_ssa_name, release_defs, replace_ssa_name_symbol,
1457 ssanames_print_statistics): Move ...
1458 * tree-flow.h: ... here.
1459 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1460 Use FN instead of cfun.
1461 (make_ssa_name_fn): Rename from make_ssa_name.
1462 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1463 * tree-flow-inline.h (make_ssa_name): Move from
1464 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1465 * omp-low.c (expand_omp_parallel):
1466 * tree-flow-inline.h (redirect_edge_var_map_result):
1467 * tree-ssa.c (init_tree_ssa): Add argument FN.
1468 Use it instead of cfun. Update all users.
1470 2008-05-13 Tom Tromey <tromey@redhat.com>
1472 PR preprocessor/22168:
1473 * doc/cpp.texi (Top): Update menu.
1474 (Alternatives to Wrapper #ifndef): New node.
1475 (Other Directives): Document deprecation.
1476 (Obsolete Features): Remove menu.
1477 (Assertions): Merge node into Obsolete Features.
1478 (Obsolete once-only headers): Move earlier; rename to Alternatives
1480 * doc/cppopts.texi: Update.
1481 * c.opt (Wdeprecated): Enable for C and ObjC.
1482 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1483 (C++ Dialect Options): Move -Wno-deprecated from here to...
1484 (Warning Options): ... here.
1486 2008-05-13 Richard Guenther <rguenther@suse.de>
1489 * fold-const.c (fold_sign_changed_comparison): Do not allow
1490 changes in pointer-ness.
1492 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1495 * config/sh/sh.c (sh_expand_prologue): Don't clear
1496 RTX_FRAME_RELATED_P for push insns.
1498 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1500 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1502 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1504 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1505 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1506 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1508 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1510 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1511 (*vec_concatv4sf_sse): This.
1512 (*sse2_concatv2si): Renamed to ...
1513 (*vec_concatv2si_sse2): This.
1514 (*sse1_concatv2si): Renamed to ...
1515 (*vec_concatv2si_sse): This.
1516 (*vec_concatv2di_rex): Renamed to ...
1517 (*vec_concatv2di_rex64): This.
1518 (*vec_concatv2si_sse4_1): New.
1519 (*vec_concatv2di_rex64_sse4_1): Likewise.
1521 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1523 PR rtl-optimization/36111
1524 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1525 that was created for swappable operands.
1527 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1530 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1531 * configure.ac: Add call to ACX_PROG_GNAT.
1533 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1535 * optc-gen.awk: Fix comment typo.
1537 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1539 * pretty-print.c (pp_integer_with_precision): Use
1540 HOST_LONG_LONG_FORMAT.
1542 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1544 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1546 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1548 * config/i386/i386.c (bdesc_ptest): Removed.
1549 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1550 (bdesc_args): Add __builtin_ia32_ptestz128,
1551 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1552 (ix86_init_mmx_sse_builtins): Updated.
1553 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1554 (ix86_expand_builtin): Updated.
1556 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1558 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1559 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1561 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1563 * value-prof.c (interesting_stringop_to_profile): Do not
1564 return early for BUILT_IN_MEMPCPY.
1566 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1568 * calls.c (expand_call): Don't use callgraph to increase
1569 preferred_stack_boundary.
1571 * cgraph.h (cgraph_rtl_info): Use unsigned on
1572 preferred_incoming_stack_boundary.
1574 * final.c (rest_of_clean_state): Use unsigned on
1575 preferred_stack_boundary.
1577 2008-05-09 Tom Tromey <tromey@redhat.com>
1579 PR preprocessor/22231:
1580 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1583 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1585 PR tree-optimization/36129
1586 * tree-ssa-ccp.c: Include value-prof.h.
1587 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1588 built-in function was folded to a constant.
1589 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1591 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1592 Sebastian Pop <sebastian.pop@amd.com>
1594 * tree-scalar-evolution.c: Document instantiate_scev.
1595 (instantiate_parameters_1): Renamed instantiate_scev_1.
1596 Don't use the same loop for instantiation_loop and evolution_loop.
1597 (instantiate_scev): New.
1598 (instantiate_parameters): Moved...
1599 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1600 same loop twice. Maintains the semantics for this function.
1601 * tree-scalar-evolution.h (instantiate_scev): Declare.
1602 (instantiate_parameters): ...here. Now static inline.
1603 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1604 instead of resolve_mixers.
1606 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1608 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1610 2008-05-09 Tomas Bily <tbily@suse.cz>
1612 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1613 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1614 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1615 * c-common.c (c_common_truthvalue_conversion): Likewise.
1616 * tree-object-size.c (compute_object_offset): Likewise.
1617 * tree-inline.c (estimate_num_insns_1): Likewise.
1618 * varasm.c (const_hash_1, compare_constant, copy_constant)
1619 (compute_reloc_for_constant, output_addressed_constants)
1620 (initializer_constant_valid_p): Likewise.
1621 * c-omp.c (check_omp_for_incr_expr): Likewise.
1622 * gimplify.c (gimplify_expr): Likewise.
1623 * c-typeck.c (c_finish_return): Likewise.
1624 * tree-vectorizer.c (supportable_widening_operation)
1625 (supportable_narrowing_operation): Likewise.
1626 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1627 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1628 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1629 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1630 (descr_info_loc): Likewise.
1631 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1632 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1633 (fold_unary): Likewise.
1634 * builtins.c (get_pointer_alignment): Likewise.
1635 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1636 (instantiate_parameters_1): Likewise.
1637 * tree.c (expr_align, stabilize_reference): Likewise.
1638 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1639 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1640 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1641 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1642 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1643 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1645 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1646 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1647 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1648 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1649 (forward_propagate_comparison)
1650 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1651 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1652 * emit-rtl.c (component_ref_for_mem_expr)
1653 (set_mem_attributes_minus_bitpos): Likewise.
1654 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1655 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1657 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1658 (build_function_call, pointer_diff, build_compound_expr)
1659 (c_finish_return): Likewise.
1660 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1661 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1663 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1664 * expr.c (is_aligning_offset): Likewise.
1665 * tree-ssa-alias.c (is_escape_site): Likewise.
1666 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1667 (check_all_va_list_escapes): Likewise.
1668 * tree-ssa-loop-ivopts.c (determine_base_object)
1669 (determine_common_wider_type): Likewise.
1670 * dojump.c (do_jump): Likewise.
1671 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1672 * tree-gimple.c (is_gimple_cast): Likewise.
1673 * fold-const.c (decode_field_reference, )
1674 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1675 (fold_binary): Likewise.
1676 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1677 (already_warned_in_frontend_p): Likewise.
1678 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1679 * tree.c (really_constant_p, get_unwidened): Likewise.
1680 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1681 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1682 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1684 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1686 (CONVERT_EXPR_P): Define.
1687 (CASE_CONVERT): Define.
1689 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1692 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1693 (delete_unmarked_insns): When deleting a call, call
1694 delete_unreachable_blocks.
1695 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1696 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1698 2008-05-08 Richard Guenther <rguenther@suse.de>
1700 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1701 (-ftree-salias): Likewise.
1702 (salias-max-implicit-fields): Remove param documentation.
1703 (salias-max-array-elements): Likewise.
1704 * tree-pass.h (pass_create_structure_vars): Remove.
1705 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1706 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1707 * tree-ssa-alias.c (create_structure_vars): Remove.
1708 (gate_structure_vars): Likewise.
1709 (pass_create_structure_vars): Likewise.
1710 (gate_build_alias): Likewise.
1711 (pass_build_alias): Adjust to run always and dump the function.
1712 * common.opt (ftree-salias): Hide.
1713 * passes.c (init_optimization_passes): Remove
1714 pass_create_structure_vars, adjust comment.
1715 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1716 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1717 * opts.c (decode_options): Do not set flag_tree_salias.
1718 (common_handle_option): Add OPT_ftree_salias to the backward
1719 compatibility section.
1721 2008-05-08 Richard Guenther <rguenther@suse.de>
1723 * tree-flow-inline.h (var_can_have_subvars): Move ...
1724 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1725 * tree-flow.h (var_can_have_subvars): Remove.
1726 (push_fields_onto_fieldstack): Remove.
1727 (sort_fieldstack): Likewise.
1728 (struct fieldoff): Move ...
1729 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1730 alias_set and base_for_components fields.
1731 (sort_fieldstack): Make static.
1732 (push_fields_onto_fieldstack): Likewise. Remove code that
1733 handles anything but RECORD_TYPEs. Remove alias_set and
1734 base_for_components handling.
1735 (create_variable_info_for): Adjust.
1737 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1739 * common.opt (Wframe-larger-than=): Shorten the help message
1741 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1743 2008-05-08 Rafael Espindola <espindola@google.com>
1745 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1747 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1748 trap and that both operands are gimple values.
1749 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1750 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1753 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1755 * read-rtl.c (join_c_conditions): Return the first string if the
1756 two strings are equal.
1758 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1760 * gensupport.h (pred_data): Add a "num_codes" field.
1761 (add_predicate_code): Declare.
1762 * gensupport.c (add_predicate_code): New function.
1763 (std_pred_table): Add an "allows_const_p" field.
1764 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1765 Remove the (incomplete) list of such codes from the codes field.
1766 (init_predicate_table): Use add_predicate_code. Add all
1767 RTX_CONST_OBJs if allows_const_p is true.
1768 * genrecog.c (process_define_predicate): Use add_predicate_code.
1770 2008-05-08 David Daney <ddaney@avtrex.com>
1771 Richard Sandiford <rsandifo@nildram.co.uk>
1773 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1774 special case of constant zero operands.
1775 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1776 old and new values. Special case constant zero values.
1777 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1779 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1780 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1782 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1785 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1786 similar RTX_CONST_OBJ before CONST_INT.
1788 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1790 * stmt.c (expand_stack_restore): Change sa mode if needed.
1792 2008-05-08 Richard Guenther <rguenther@suse.de>
1794 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1795 return type to bool.
1796 (ix86_sol10_return_in_memory): Likewise.
1797 (ix86_i386elf_return_in_memory): Likewise.
1798 (ix86_i386interix_return_in_memory): Likewise.
1799 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1800 (ix86_sol10_return_in_memory): Likewise.
1801 (ix86_i386elf_return_in_memory): Likewise.
1802 (ix86_i386interix_return_in_memory): Likewise.
1804 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1807 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1809 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1810 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1813 2008-05-08 Richard Guenther <rguenther@suse.de>
1815 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1816 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1817 (DR_SUBVARS): Remove.
1818 * tree-dfa.c (dump_subvars_for): Remove.
1819 (debug_subvars_for): Likewise.
1820 (dump_variable): Do not dump subvars.
1821 (remove_referenced_var): Do not remove subvars.
1822 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1823 (lookup_subvars_for_var): Remove.
1824 (get_subvars_for_var): Likewise.
1825 (get_subvars_at): Likewise.
1826 (get_first_overlapping_subvar): Likewise.
1827 (overlap_subvar): Likewise.
1828 * tree-flow.h (subvar_t): Remove.
1829 (struct var_ann_d): Remove subvars field.
1830 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1831 argument. Remove special handling of SFTs.
1832 (compute_tag_properties): Likewise.
1833 (set_initial_properties): Likewise.
1834 (compute_call_clobbered): Likewise.
1835 (count_mem_refs): Likewise.
1836 (compute_memory_partitions): Likewise.
1837 (compute_flow_insensitive_aliasing): Likewise.
1838 (setup_pointers_and_addressables): Likewise.
1839 (new_type_alias): Likewise.
1840 (struct used_part): Remove.
1841 (used_portions): Likewise.
1842 (struct used_part_map): Likewise.
1843 (used_part_map_eq): Likewise.
1844 (used_part_map_hash): Likewise.
1845 (free_used_part_map): Likewise.
1846 (up_lookup): Likewise.
1847 (up_insert): Likewise.
1848 (get_or_create_used_part_for): Likewise.
1849 (create_sft): Likewise.
1850 (create_overlap_variables_for): Likewise.
1851 (find_used_portions): Likewise.
1852 (create_structure_vars): Likewise.
1853 * tree.def (STRUCT_FIELD_TAG): Remove.
1854 * tree.h (MTAG_P): Adjust.
1855 (struct tree_memory_tag): Remove base_for_components and
1856 unpartitionable flags.
1857 (struct tree_struct_field_tag): Remove.
1858 (SFT_PARENT_VAR): Likewise.
1859 (SFT_OFFSET): Likewise.
1860 (SFT_SIZE): Likewise.
1861 (SFT_NONADDRESSABLE_P): Likewise.
1862 (SFT_ALIAS_SET): Likewise.
1863 (SFT_UNPARTITIONABLE_P): Likewise.
1864 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1865 (union tree_node): Remove sft field.
1866 * alias.c (get_alias_set): Remove special handling of SFTs.
1867 * print-tree.c (print_node): Remove handling of SFTs.
1868 * tree-dump.c (dequeue_and_dump): Likewise.
1869 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1870 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1871 * tree-predcom.c (set_alias_info): Do not set subvars.
1872 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1873 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1874 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1875 (add_vars_for_offset): Remove.
1876 (add_virtual_operand): Remove special handling of SFTs.
1877 (add_call_clobber_ops): Likewise.
1878 (add_call_read_ops): Likewise.
1879 (get_asm_expr_operands): Likewise.
1880 (get_modify_stmt_operands): Likewise.
1881 (get_expr_operands): Likewise.
1882 (add_to_addressable_set): Likewise.
1883 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1884 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1885 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1886 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1887 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1888 (tree_node_structure): Likewise.
1889 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1891 (find_what_p_points_to): Likewise.
1893 2008-05-08 Sa Liu <saliu@de.ibm.com>
1895 * config/spu/spu.md: Fixed subti3 pattern.
1897 2008-05-08 Richard Guenther <rguenther@suse.de>
1900 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1901 sure to create a representative for trailing arrays for PTA.
1903 2008-05-08 Richard Guenther <rguenther@suse.de>
1906 * fold-const.c (operand_equal_p): Two objects which types
1907 differ in pointerness are not equal.
1909 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1911 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1912 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1913 (emit_library_call_value_1): Add new variable fndecl initialized by
1914 NULL_TREE. It should be the decl type of orgfun, but this information
1915 seems not to be available here, so it uses the default calling abi.
1916 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1917 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1918 by TARGET_RETURN_IN_MEMORY.
1919 * config/i386/i386-interix.h: Likewise.
1920 * config/i386/i386.h: Likewise.
1921 * config/i386/i386elf.h: Likewise.
1922 * config/i386/ptx4-i.h: Likewise.
1923 * config/i386/sol2-10.h: Likewise.
1924 * config/i386/sysv4.h: Likewise.
1925 * config/i386/vx-common.h: Likewise.
1926 * config/cris/cris.h: Removed #if 0 clause.
1927 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1928 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1930 (ix86_sol10_return_in_memory): Likewise.
1931 (ix86_i386elf_return_in_memory): New.
1932 (ix86_i386interix_return_in_memory): New.
1933 * config/mt/mt-protos.h (mt_return_in_memory): New.
1934 * config/mt/mt.c: Likewise.
1935 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1936 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1937 * config/bfin/bfin.h: Likewise.
1938 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1940 * config/bfin/bfin.c: Likewise.
1941 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1942 * config/alpha/unicosmk.h: Likewise.
1943 * config/i386/cygming.h: Likewise.
1944 * config/iq2000/iq2000.h: Likewise.
1945 * config/mips/mips.h: Likewise.
1946 * config/mn10300/mn10300.h: Likewise.
1947 * config/rs6000/rs6000.h: Likewise.
1948 * config/score/score.h: Likewise.
1949 * config/spu/spu.h: Likewise.
1950 * config/v850/v850.h: Likewise.
1951 * defaults.h: Likewise.
1952 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1953 * expr.c (emit_block_move): Adjust use of
1954 OUTGOING_REG_PARM_STACK_SPACE.
1955 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1956 OUTGOING_REG_PARM_STACK_SPACE.
1957 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1959 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1961 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1962 on OMP_RETURN for OMP_FOR.
1965 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1966 (fortran_common): New function.
1967 (gen_variable_die): Call fortran_common instead of common_check,
1968 adjust for it returning tree instead of rtx. Formatting.
1970 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1974 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1975 * c-decl.c (merge_decls): Ditto.
1976 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1977 to RTL_CONST_OR_PURE_CALL_P.
1978 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1979 Initialized DECL_LOOPING_CONST_PURE.
1980 (process_call_operands): Set tree_side_effects properly.
1981 * tree.h (TREE_READONLY_DECL_P): Removed.
1982 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1983 (DECL_LOOPING_OR_CONST_P): New macro.
1984 (struct tree_function_decl): Added looping_const_or_pure_p.
1986 (ECF_LOOPING_OR_CONST_P): New macro.
1987 * rtlanal.c (pure_const_p): Removed.
1988 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1989 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1990 to RTL_CONST_CALL_P.
1991 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1992 (check_decl, check_tree, check_call, scan_function): Initialize
1994 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1995 (static_execute): Set looping true for recursive functions.
1996 Undo setting state to IPA_NEITHER for recursive functions.
1998 * ifcvt.c (noce_can_store_speculate_p): Changed
1999 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
2000 RTL_CONST_OR_PURE_CALL_P.
2001 * dse.c (scan_insn): Ditto.
2002 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
2003 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
2004 RTL_CONST_OR_PURE_CALL_P.
2005 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
2006 pure_call_p to RTL_CONST_CALL_P.
2007 * gimplify.c (gimplify_call_expr): Clear side effects for
2008 non-looping pure and constant calls.
2009 * calls.c (emit_call_1): Set rtl flags from ecf flags.
2010 (flags_from_decl_or_type): Set ecf flags from decl flags.
2011 (initialize_argument_information): Turn off
2012 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
2013 Change const to pure if callee_copies is true rather than just
2015 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2016 way of marking pure calls.
2017 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2018 Remove hack that was supposed to fix pr7335 and remove old
2019 way of marking pure calls.
2020 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2021 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2022 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2023 RTL_CONST_OR_PURE_CALL_P.
2024 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2025 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2026 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2027 * sched-deps.c (schedule_analyze): Ditto.
2028 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2029 return_val field of calls to represent pure and const function info.
2030 (CONST_OR_PURE_CALL_P): Deleted macro.
2031 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2032 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2033 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2035 * tree-optimize.c (execute_fixup_cfg): Added test for
2036 ECF_LOOPING_CONST_OR_PURE.
2037 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2039 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2040 effects for looping pure or const calls.
2041 (verify_gimple_expr): Added verification code.
2042 * config/alpha/alpha.c (alpha_legitimize_address,
2043 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2045 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2046 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2047 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2048 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2049 RTL_CONST_OR_PURE_CALL_P.
2050 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2051 and const calls to be deleted.
2053 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2056 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2057 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2058 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2059 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2060 to handle nonimmediate operands.
2061 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2062 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2063 to handle nonimmediate operands.
2064 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2065 (mmx_pmulhrwv4hi3): New expander. Use
2066 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2067 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2068 (sse2_umulv1siv1di3): New expander. Use
2069 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2070 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2071 (mmx_eq<mode>3): New expander. Use
2072 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2073 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2074 (mmx_uavgv8qi3): New expander. Use
2075 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2076 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2077 (mmx_uavgv4hi3): New expander. Use
2078 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2080 * config/i386/sse.md
2081 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2082 to handle nonimmediate operands.
2083 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2084 to handle nonimmediate operands.
2085 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2086 to handle nonimmediate operands.
2087 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2088 to handle nonimmediate operands.
2089 (sse2_unpckhpd_exp): New expander. Use
2090 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2091 (sse2_unpcklpd_exp): New expander. Use
2092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2093 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2094 to handle nonimmediate operands.
2095 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2096 to handle nonimmediate operands.
2097 (*sse2_<plusminus_insn><mode>3): Rename from
2098 sse2_<plusminus_insn><mode>3 insn pattern.
2099 (sse2_<plusminus_insn><mode>3): New expander. Use
2100 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2101 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2102 (sse2_umulv2siv2di3): New expander. Use
2103 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2104 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2105 (sse4_1_mulv2siv2di3): New expander. Use
2106 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2107 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2108 (sse2_pmaddwd): New expander. Use
2109 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2110 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2111 (sse2_eq<mode>3): New expander. Use
2112 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2113 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2114 (sse4_1_eqv2di3): New expander. Use
2115 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2116 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2117 (sse2_uavgv16qi3): New expander. Use
2118 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2119 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2120 (sse2_uavgv16qi3): New expander. Use
2121 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2122 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2123 (sse2_uavgv8hi3): New expander. Use
2124 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2125 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2126 (ssse3_pmulhrswv8hi3): New expander. Use
2127 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2128 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2129 (ssse3_pmulhrswv4hi3): New expander. Use
2130 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2132 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2133 (<sse>_vmmul<mode>3): Ditto.
2134 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2136 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2137 (ssse3_pmaddubsw): Ditto.
2139 * config/i386/i386.c (struct_builtin_description)
2140 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2141 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2142 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2143 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2144 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2145 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2146 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2147 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2148 (ix86_fixup_binary_operands): Assert that src1
2149 and src2 must have the same mode when swapped.
2150 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2151 and ix86_binary_operator_ok. Do not force operands in registers
2154 2008-05-07 Jan Hubicka <jh@suse.cz>
2156 * cgraph.c (dump_cgraph_node): Update.
2157 * cgraph.h (cgraph_local_info): Break out inline summary.
2158 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2160 * ipa-inline (inline_summary): New accestor function.
2161 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2162 cgraph_decide_inlining, compute_inline_parameters): Update.
2163 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2165 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2167 Cleanup ColdFire scheduling support and add V4 pipeline model.
2169 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2170 (define_attr cpu): Add cfv4 value.
2171 (define_attr type, define_attr type1): Merge into a single 'type'
2172 attribute. Update all uses.
2173 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2174 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2176 (define_attr opx_mem, define_attr opy_mem): Remove.
2177 (define_attr op_mem): Clean up, update comment.
2178 (define_attr size): Use specific values instead of general int.
2179 (define_attr guess, define_attr split): Remove. Update all uses.
2180 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2181 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2182 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2183 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2184 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2185 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2186 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2187 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2188 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2189 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2190 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2191 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2192 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2193 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2194 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2195 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2196 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2197 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2198 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2199 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2200 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2201 Update or set attributes.
2202 (stack_tie): New fake instruction.
2204 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2205 (m68k_sched_attr_size): Update declaration.
2206 (m68k_sched_attr_type2): Remove.
2207 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2208 Declare new bypass predicates.
2210 * config/m68k/m68k.c (m68k_sched_issue_rate,
2211 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2213 (TARGET_SCHED_ISSUE_RATE,
2214 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2215 (override_options): Handle scheduling for ColdFire V4 core.
2216 (m68k_expand_prologue): Emit stack_tie.
2217 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2218 'OP_TYPE_FPN'. Update all uses.
2219 (sched_guess_p): Remove.
2220 (sched_address_type): Handle symbolic addresses.
2221 (sched_get_operand): New static function.
2222 (sched_operand_type): Merge into sched_attr_op_type.
2223 (sched_attr_op_type): Handle FP registers, handle quick constants,
2225 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2226 (m68k_sched_attr_size): Update. Move logic to ...
2227 (sched_get_attr_size_int): New static function.
2228 (sched_get_opxy_mem_type): New static function.
2229 (m68k_sched_attr_op_mem): Update.
2230 (m68k_sched_attr_type2): Remove.
2231 (sched_cfv4_bypass_data): New static variable.
2232 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2233 (m68k_sched_issue_rate): Implement scheduler hook.
2234 (struct _sched_ib: enabled_p): New field.
2235 (m68k_sched_variable_issue): Update. Handle V4.
2236 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2237 sched_dump_class_func_t, sched_dump_split_class,
2238 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2239 sched_dump_dfa_class, m68k_sched_dump): Remove.
2240 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2242 (m68k_sched_init_global): Remove statisctics dumping, introduce
2243 sanity check that all instructions have pipeline reservations. Handle
2245 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2246 Handle ColdFire V4 core.
2247 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2248 New static functions.
2249 (m68k_sched_address_bypass_p): New bypass predicate.
2250 (sched_get_indexed_address_scale): New static function.
2251 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2253 * cf.md: Update comments.
2254 (define_attr type2): Remove. Use 'type' attribute instead.
2256 (cf_ib): Rename to cfv123_ib. Update all uses.
2257 (cf_oep): Rename to cfv123_oep. Update all uses.
2258 (cf_chr): Rename to cfv123_chr. Update all uses.
2259 (cf_mem): Rename to cfv123_mem. Update all uses.
2260 (cf_mac): Move to more appropriate place.
2261 (cfv123_guess): New automaton and cpu_unit.
2262 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2263 Update uses of 'size' attribute. Handle before reload scheduling.
2264 (cfv123_guess): New dummy reservation for unhandled instructions.
2265 (cfv4_*): Pipeline description of ColdFire V4 core.
2266 (ignore): New reservation to handle 'ignore' type.
2268 2008-05-07 Ian Lance Taylor <iant@google.com>
2271 * gimplify.c (find_single_pointer_decl_1): Don't look through
2273 (find_single_pointer_decl): Adjust comments.
2275 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2278 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2279 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2282 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2283 integral type rather than floating point, then VIEW_CONVERT_EXPR
2284 to the floating point type.
2286 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2288 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2289 TFmode op0 to register.
2291 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2293 * c-decl.c (grokdeclarator): Comment typo.
2295 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2297 * tree-flow.h: Remove prototype for computed_goto_p.
2298 * tree-cfg.c (computed_goto_p): Make static.
2300 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2303 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2304 (contains_aligned_value_p): This. Handle _Decimal128.
2305 (ix86_function_arg_boundary): Only align _Decimal128 to its
2306 natural boundary and handle it properly.
2308 2008-05-06 Martin Jambor <mjambor@suse.cz>
2310 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2311 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2312 (ipcp_method_set_orig_node): Removed.
2313 (ipcp_cval_get_cvalue_type): Removed.
2314 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2315 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2316 (ipcp_cval_set_cvalue_type): Removed.
2317 (ipcp_cval_get_cvalue): Removed.
2318 (ipcp_cval_set_cvalue): Removed.
2319 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2320 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2321 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2322 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2323 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2324 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2325 (ipcp_get_ith_lattice): Changed parameters.
2326 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2327 (ipcp_lattice_from_jfunc): Changed parameters.
2328 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2329 (ipcp_method_cval_print): Added temporary variable info.
2330 (ipcp_redirect): Removed already unused local variable caller.
2331 (ipcp_redirect): New temporary variable orig_callee_info
2332 (ipcp_redirect): Removed newly unused local variable callee.
2333 (ipcp_redirect): Removed (a bit confusing) local variable type.
2334 (ipcp_insert_stage): Added local variable info.
2335 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2337 (ipcp_formal_create): Removed.
2338 (ipcp_method_cval_set): Removed.
2339 (ipcp_propagate_stage): Renamed lattice variables.
2340 (ipcp_method_cval_set_cvalue_type): Removed.
2341 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2342 (ipcp_print_all_lattices): Changed printed strings to refer to
2343 lattices rather than cvals.
2344 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2345 (ipcp_propagate_const): Changed formal parameters.
2346 (build_const_val): Changed formal parameters.
2347 (ipcp_insert_stage): Removed useless variable cvalue
2348 (build_const_val): Changed formal parameters.
2349 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2350 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2351 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2352 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2353 (ipcp_print_func_profile_counts): Changed string from "method" to
2355 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2356 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2357 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2358 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2359 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2360 (ipcp_lat_is_const): Changed parameters and made inline.
2361 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2362 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2363 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2364 the predicate condition directly
2365 (ipcp_propagate_stage): Added local variable args. Removed local
2366 variable callee. (Both are mere code simplifications.)
2367 (ipcp_method_dont_insert_const): Renamed to
2368 ipcp_node_not_modifiable_p.
2369 (ipcp_node_not_modifiable_p): Made inline.
2370 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2371 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2372 (ipcp_print_all_lattices): Removed variable cvalue
2373 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2376 2008-05-06 Olivier Hainque <hainque@adacore.com>
2378 * tree-sra.c (try_instantiate_multiple_fields): Early return
2379 if field has POINTER_TYPE.
2381 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2383 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2384 by using 'q' specifier for instruction.
2385 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2387 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2389 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2390 Change mode of zero_extract from QImode to HImode.
2391 (sign bit tests peepholes): (Ditto.).
2393 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2395 * config/i386/mmx.md: Remove double backslashes from asm templates.
2396 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2397 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2398 to handle nonimmediate operands.
2399 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2400 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2401 to handle nonimmediate operands.
2402 (*mmx_<code>v2sf3_finite): New insn pattern.
2403 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2404 (mmx_<code>v2sf3): New expander. Use
2405 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2406 (mmx_<plusminus_insn><mode>3): New expander. Use
2407 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2408 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2409 (mmx_add<mode>3): Removed.
2410 (mmx_ssadd<mode>3): Ditto.
2411 (mmx_usadd<mode>3): Ditto.
2412 (mmx_sub<mode>3): Ditto.
2413 (mmx_sssub<mode>3): Ditto.
2414 (mmx_ussub<mode>3): Ditto.
2415 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2416 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2417 to handle nonimmediate operands.
2418 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2420 (mmx_smulv4hi3_highpart): New expander. Use
2421 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2422 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2424 (mmx_umulv4hi3_highpart): New expander. Use
2425 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2426 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2427 (mmx_<code>v4hi3): New expander. Use
2428 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2429 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2430 (mmx_<code>v8qi3): New expander. Use
2431 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2432 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2433 (mmx_<code><mode>3): New expander. Use
2434 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2436 2008-05-05 Jan Hubicka <jh@suse.cz>
2438 PR tree-optimization/36118
2439 * passes.c (pass_init_dump_file): Fix dump header.
2441 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2444 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2445 VCE for function decls.
2447 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2449 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2451 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2453 * config/i386/i386.md (sat_plusminus): New.
2454 (plusminus_insn): Likewise.
2455 (plusminus_mnemonic): Likewise.
2457 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2458 (*<addsub><mode>3_cc_overflow): Renamed to ...
2459 (*<plusminus_insn><mode>3_cc_overflow): This.
2460 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2461 (*<plusminus_insn>si3_zext_cc_overflow): This.
2463 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2464 (<plusminus_insn><mode>3): This.
2465 (*<addsub><mode>3): Renamed to ...
2466 (*<plusminus_insn><mode>3): This.
2467 (<sse>_vm<addsub><mode>3): Renamed to ...
2468 (<sse>_vm<plusminus_insn><mode>3): This.
2469 (sse3_h<addsub>v4sf3): Renamed to ...
2470 (sse3_h<plusminus_insn>v4sf3): This.
2471 (sse3_h<addsub>v2df3): Renamed to ...
2472 (sse3_h<plusminus_insn>v2df3): This.
2473 (<plusminus_insn><mode>3): New.
2474 (*<plusminus_insn><mode>3): Likewise.
2475 (sse2_<plusminus_insn><mode>3): Likewise.
2476 (add<mode>): Removed.
2477 (*add<mode>3): Likewise.
2478 (sse2_ssadd<mode>3): Likewise.
2479 (sse2_usadd<mode>3): Likewise.
2480 (sub<mode>3): Likewise.
2481 (*sub<mode>3): Likewise.
2482 (sse2_sssub<mode>3): Likewise.
2483 (sse2_ussub<mode>3): Likewise.
2485 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2487 * gthr-single.h: Add in required interface elements as per gthr.h.
2488 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2489 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2490 Generalize UNUSED macro.
2491 (__gthread_once): Add.
2492 (__gthread_key_create): Add.
2493 (__gthread_key_delete): Add.
2494 (__gthread_getspecific): Add.
2495 (__gthread_setspecific): Add.
2497 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2499 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2500 the same size types for the indirect reference on the rhs, then
2503 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2505 * config/i386/i386.md
2506 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2507 one insn template instead of template series.
2508 (*xordi_1_rex64): Ditto.
2509 (*xordi_2_rex64): Ditto.
2511 2008-05-05 Ira Rosen <irar@il.ibm.com>
2513 PR tree-optimization/36119
2514 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2517 2008-06-04 Jan Hubicka <jh@suse.cz>
2519 tree-optimization/36100
2520 * tree-pass.h (pass_O0_always_inline): Declare.
2521 * ipa-inline.c (inline_transform): Remove dead code.
2522 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2523 pass_O0_always_inline): New.
2524 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2526 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2528 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2529 mnemonic in this_param move for TARGET_64BIT.
2531 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2533 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2534 (*strmovsi_rex_1): Ditto.
2535 (*strsetsi_1): Ditto.
2536 (*strsetsi_rex_1): Ditto.
2538 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2539 adddicc expanders using SWI mode iterator.
2541 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2544 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2547 2008-05-04 David S. Miller <davem@davemloft.net>
2549 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2550 (sparc*-*-linux*): Use linux.h in tm_file.
2551 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2552 compiler defaulting to 32-bit.
2553 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2555 * config/sparc/linux.h: Remove definitions now obtained
2556 properly from linux.h
2557 * config/sparc/linux64.h: Likewise.
2558 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2559 don't want this setting for 32-bit builds in a biarch compiler.
2560 * doc/install.texi: Add sparc-linux to list of targets
2561 supporting --enable-targets=all.
2563 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2565 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2567 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2569 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2570 after V4SI_FTYPE_V8HI.
2571 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2572 case V4SI_FTYPE_V2DF.
2574 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2576 * doc/invoke.texi (max-flow-memory-locations): Removed.
2577 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2579 2008-05-03 Richard Guenther <rguenther@suse.de>
2582 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2584 2008-05-02 David S. Miller <davem@davemloft.net>
2586 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2588 2008-05-02 Simon Baldwin <simonb@google.com>
2591 * c-common.h (warn_array_subscript_range): Removed.
2592 * c-common.c (warn_array_subscript_range): Ditto.
2593 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2594 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2596 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2598 * config/i386/i386.c (ix86_special_builtin_type): New.
2599 (bdesc_special_args): Likewise.
2600 (ix86_expand_special_args_builtin): Likewise.
2601 (ix86_init_mmx_sse_builtins): Updated.
2602 (ix86_expand_builtin): Updated.
2603 (ix86_expand_store_builtin): Removed.
2604 (ix86_expand_unop_builtin): Likewise.
2606 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2607 * config/i386/mmintrin.h (__v2sf): Here.
2609 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2611 (_mm_loadl_pi): Likewise.
2612 (_mm_storeh_pi): Replace __v2si with __v2sf.
2613 (_mm_storel_pi): Likewise.
2615 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2616 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2617 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2618 __builtin_ia32_loadlpd.
2620 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2622 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2623 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2624 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2625 (ix86_init_mmx_sse_builtins): Updated.
2626 (ix86_expand_args_builtin): Likewise.
2627 (ix86_expand_builtin): Likewise.
2628 (ix86_expand_unop1_builtin): Renamed to ...
2629 (ix86_expand_unop_vec_merge_builtin): This.
2631 2008-05-01 Jan Hubicka <jh@suse.cz>
2634 * ipa-inline.c (inline_generate_summary): Make static.
2635 (inline_transform): Do not call inlining at -O0; make static.
2636 * passes.c (execute_todo): Add sanity check.
2637 (execute_one_ipa_transform_pass): Execute proper flags.
2639 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2641 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2642 (DECL_NONADDRESSABLE_P): Likewise.
2643 * alias.c (record_component_aliases): Fix comment.
2645 2008-05-01 Simon Baldwin <simonb@google.com>
2647 * c-common.h (warn_array_subscript_range): New function.
2648 * c-common.c (warn_array_subscript_range): Ditto.
2649 * tree-vrp.c (check_array_ref): Corrected code to agree with
2650 comment, ignoring only arrays of size 0 or size 1.
2651 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2653 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2655 * config/i386/i386.c (ix86_builtin_type): Replace
2656 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2657 (bdesc_args): Updated.
2658 (ix86_init_mmx_sse_builtins): Likewise.
2659 (ix86_expand_args_builtin): Likewise.
2661 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2664 * doc/extend.texi: Correct __builtin_ia32_palignr.
2666 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2669 * config/i386/i386.c (bdesc_crc32): Removed.
2670 (ix86_expand_crc32): Likewise.
2671 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2672 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2673 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2674 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2675 UINT_FTYPE_UINT_UCHAR.
2676 (bdesc_args): Updated. Add crc32 builtins.
2677 (ix86_init_mmx_sse_builtins): Updated.
2678 (ix86_expand_args_builtin): Updated to support subreg.
2680 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2682 2008-05-01 Jan Hubicka <jh@suse.cz>
2684 * tree-pass.h (opt_pass): Add IPA_PASS.
2685 (varpool_node, cgraph_node): Forward declare.
2686 (ipa_opt_pass): Define.
2687 (pass_ipa_inline): Turn into ipa_opt_pass.
2688 (pass_apply_inline): Remove.
2689 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2690 (apply_inline): Turn into ....
2691 (inline_transform): ... this one.
2692 (inline_generate_summary): New function.
2693 (pass_apply_inline): Remove.
2694 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2696 (struct function): Add ipa_transforms_to_apply.
2697 * passes.c (register_one_dump_file): Work on IPA_PASS.
2698 (init_optimization_passes): Remove pass_inline_parameters and
2700 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2701 (execute_one_pass) ... here; apply transforms when possible.
2702 (add_ipa_transform_pass, execute_ipa_summary_asses,
2703 execute_one_ipa_transform_pass): New.
2704 (execute_ipa_pass_list): Update for IPA_PASS type.
2706 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2708 * config/i386/i386.c (ix86_builtin_type): Add
2709 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2710 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2711 (bdesc_args): Add SSE4a builtins.
2712 (ix86_init_mmx_sse_builtins): Updated.
2713 (ix86_expand_args_builtin): Likewise.
2714 (ix86_expand_builtin): Likewise.
2716 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2718 * config/i386/i386.c (ix86_builtin_type): Add
2719 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2720 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2721 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2722 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2723 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2724 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2725 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2726 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2727 and DI_FTYPE_DI_DI_INT.
2728 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2729 (ix86_init_mmx_sse_builtins): Updated.
2730 (ix86_expand_args_builtin): Likewise.
2731 (ix86_expand_builtin): Likewise.
2732 (ix86_expand_binop_imm_builtin): Removed.
2734 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2736 2008-04-30 Richard Guenther <rguenther@suse.de>
2738 PR tree-optimization/32921
2739 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2741 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2743 * config/arm/arm.c (arm_unwind_emit): Use
2744 crtl->all_throwers_are_sibcalls instead of
2745 cfun->all_throwers_are_sibcalls.
2746 (arm_output_fn_unwind): Likewise.
2747 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2748 instead of cfun->uses_pic_offset_table.
2749 (frv_expand_prologue): Likewise.
2750 (frv_frame_pointer_required): Likewise.
2751 (frv_expand_fdpic_call): Likewise.
2752 (frv_emit_movsi): Likewise.
2753 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2754 cfun->returns_pcc_struct instead of
2755 current_function_returns_pcc_struct.
2756 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2757 instead of cfun->calls_eh_return.
2758 (m32c_pushm_popm): Likewise.
2759 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2760 "extern" declaration.
2762 2008-04-30 Richard Guenther <rguenther@suse.de>
2764 PR tree-optimization/21636
2765 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2767 (evaluate_stmt): Print the likely value.
2768 (ccp_visit_stmt): Avoid excessive vertical spacing.
2770 2008-04-30 Rafael Espindola <espindola@google.com>
2772 * builtins.c (fold_call_expr): Return realret.
2773 * tree-ssa-threadedge.c
2774 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2775 __builtin_object_size.
2777 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2779 * gcc.c (wrapper_string): New variable.
2780 (insert_wrapper): New function.
2781 (execute): New option -wrapper.
2782 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2784 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2786 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2787 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2788 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2790 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2791 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2792 config/rs6000/e500crtres64gprctr.asm,
2793 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2794 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2795 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2796 config/rs6000/e500crtsav64gprctr.asm,
2797 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2798 config/rs6000/e500crtsavg64gprctr.asm: New files.
2799 * config/rs6000/t-ppccomm: Add build rules for new files.
2800 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2801 * config/rs6000/t-netbsd: Add build rules for new files.
2802 (LIB2FUNCS_STATIC_EXTRA): New variable.
2803 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2804 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2805 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2807 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2809 * config/i386/i386.c (ix86_builtin_type): Add
2810 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2811 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2812 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2813 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2814 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2815 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2816 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2817 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2818 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2819 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2820 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2821 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2822 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2823 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2824 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2825 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2826 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2827 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2828 V1DI_FTYPE_V2SI_V2SI.
2829 (bdesc_2arg): Moved to ...
2831 (ix86_init_mmx_sse_builtins): Updated.
2832 (ix86_expand_args_builtin): Updated. Take a pointer
2833 to const struct builtin_description. Handle comparison
2835 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2836 (ix86_expand_builtin): Updated.
2838 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2839 (ssse3_pmaddubsw128): This.
2840 (ssse3_pmaddubswv4hi3): Renamed to ...
2841 (ssse3_pmaddubsw): This.
2843 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2844 (__builtin_ia32_packssdw128): Likewise.
2845 (__builtin_ia32_packuswb128): Likewise.
2846 (__builtin_ia32_pmaddubsw): Likewise.
2847 (__builtin_ia32_pmaddubsw128): Likewise.
2849 2008-04-30 Richard Guenther <rguenther@suse.de>
2851 PR tree-optimization/14847
2852 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2853 (recognize_bits_test): Use it.
2854 (recognize_single_bit_test): Likewise.
2856 2008-04-30 Martin Jambor <mjambor@suse.cz>
2858 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2859 instead of setting number of formal parameters to zero.
2860 (ipcp_init_stage): Do not set the number of actual parameters to zero
2862 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2863 which are called with variable number of arguments.
2864 (ipcp_insert_stage): Explicitely skipping all nodes which are
2865 called with variable number of arguments.
2866 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2867 number of parameters.
2869 * ipa-prop.h (struct ipa_node_params): Added flag
2870 called_with_var_arguments
2871 (ipa_set_param_count): Added. Changed sole setter to use it.
2872 (ipa_get_param_count): Added. All readers of param_count
2873 converted to use it instead.
2874 (ipa_set_called_with_variable_arg): Added.
2875 (ipa_is_called_with_var_arguments): Added.
2876 (ipa_get_ith_param): Added. All readers of param_decls converted
2878 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2880 (ipa_get_cs_argument_count): Added, all readers of argument_count
2882 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2885 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2886 (struct ipcp_lattice): Renamed cval_type to type
2887 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2889 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2890 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2891 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2892 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2893 (build_const_val): Changed the type of parameter cvalue to tree
2894 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2895 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2897 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2900 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2901 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2902 (ipa_add_method): Renamed to ipa_push_func_to_list
2903 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2904 (ipa_callsite_param_count): Removed.
2905 (ipa_callsite_param_count_set): Removed.
2906 (ipa_callsite_param): Removed.
2907 (ipa_callsite_callee): Removed.
2908 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2909 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2910 (ipa_method_formal_count): Removed.
2911 (ipa_method_formal_count_set): Removed.
2912 (ipa_method_get_tree): Removed.
2913 (ipa_method_tree_map_create): Removed.
2914 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2915 (ipa_create_param_decls_array): Creates the array itself
2916 (ipa_create_param_decls_array): Temporary variable info instead of
2918 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2919 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2920 (get_type): Removed.
2921 (ipa_jf_get_info_type): Removed.
2922 (ipa_node_create): Renamed to ipa_create_node_params
2923 (ipa_free): Renamed to ipa_free_all_node_params
2924 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2925 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2926 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2927 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2928 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2929 ipa_free_all_edge_args
2930 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2931 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2932 (ipa_create_methodlist_node): Removed.
2933 (ipa_methodlist_method): Removed.
2934 (ipa_methodlist_method_set): Removed.
2935 (ipa_methodlist_next_method): Removed.
2936 (ipa_methodlist_next_method_set): Removed.
2937 (ipa_method_is_modified): Removed.
2938 (ipa_method_modify_create): Removed.
2939 (ipa_method_modify_init): Temporary variable info instead of a few
2941 (ipa_detect_param_modifications): Temporary variable info instead of
2943 (ipa_compute_jump_functions): Temporary variable info instead of
2945 (ipa_method_modify_set): Removed.
2946 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2947 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2948 than craph_node as the first parameter.
2949 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2950 (ipa_method_modify_init): Removed.
2951 (ipa_compute_jump_functions): Added a temp variable instead of
2952 repeatadly dereferencing the cgraph_edge.aux pointer
2953 (ipa_callsite_param_set_type): Removed.
2954 (ipa_compute_jump_functions): i renamed to index and moved to
2956 (ipa_callsite_param_set_info_type_formal): Removed.
2957 (ipa_callsite_param_set_info_type): Removed.
2958 (ipa_callsite_param_map_create): Removed.
2959 (ipa_callsite_tree): Removed.
2960 (ipa_callsite_caller): Removed.
2961 (ipa_pop_func_from_list): return_method removed to return_func
2963 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2964 prefixed all values with IPA_. Changed all users.
2965 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2966 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2967 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2968 (union parameter_info): Renamed to jump_func_value.
2969 (union jump_func_value): Renamed value to constant
2970 (struct ipa_jump_func): Renamed info_type to value
2971 (struct ipa_node): Renamed to ipa_node_params
2972 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2973 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2974 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2975 (struct ipa_edge): Renamed to ipa_edge_args
2976 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2977 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2978 (struct ipa_methodlist): Renamed to ipa_func_list
2979 (struct ipa_func_list): method_p renamed to node, next_method
2981 (ipa_methodlist_p): Removed, switched all users to struct pointer
2982 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2984 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2986 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2987 (rs6000_emit_epilogue): Use backchain to restore only when we
2988 have a large frame. Make use of frame pointer to restore if we
2989 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2991 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2993 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2994 Add mode to zero_extract.
2995 (sign bit tests peepholes): (Ditto.).
2997 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2999 * config/i386/i386.c (ix86_builtins): Replace Prescott New
3000 Instructions in comments with SSE3.
3001 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
3002 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
3003 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
3004 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
3005 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
3006 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
3007 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
3008 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
3009 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
3010 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
3011 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
3012 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
3013 (bdesc_sse_args): Renamed to ...
3014 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3015 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3016 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3018 (bdesc_1arg): Moved to ...
3020 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3021 Instructions in comments with SSE3.
3022 (ix86_expand_sse_operands_builtin): Renamed to ...
3023 (ix86_expand_args_builtin): This. Updated.
3024 (ix86_expand_unop1_builtin): Update comments.
3025 (ix86_expand_builtin): Updated.
3027 2008-04-29 Richard Guenther <rguenther@suse.de>
3029 PR tree-optimization/36078
3030 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3031 Update virtual SSA form after cleaning up the CFG.
3033 2008-04-29 Richard Guenther <rguenther@suse.de>
3036 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3038 2008-04-29 Richard Guenther <rguenther@suse.de>
3040 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3041 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3042 (compute_flow_insensitive_aliasing): Do not treat
3043 PTR_IS_REF_ALL pointers special.
3044 (get_smt_for): Likewise.
3045 (may_alias_p): Re-structure.
3046 (is_escape_site): A ref-all pointer conversion is not an escape site.
3047 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3048 PTR_IS_REF_ALL pointers special.
3049 * tree-ssa-structalias.h (struct alias_info): Remove
3050 ref_all_symbol_mem_tag field.
3051 (PTR_IS_REF_ALL): Remove.
3053 2008-04-29 Richard Guenther <rguenther@suse.de>
3056 * fold-const.c (extract_muldiv_1): In combining division constants
3057 make sure to never overflow.
3059 2008-04-29 Nick Clifton <nickc@redhat.com>
3061 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3063 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3066 * optc-gen.awk: Work around HP-UX/IA awk bug.
3068 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3070 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3073 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3076 * config/i386/i386.md
3077 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3078 Change operand 1 predicate to nonimmediate_operand.
3080 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3083 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3085 * gengtype.c (walk_type, write_func_for_structure): Handle
3087 * doc/gty.texi: Document chain_circular.
3089 2008-04-28 Richard Guenther <rguenther@suse.de>
3091 PR tree-optimization/36066
3092 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3095 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3098 * config/i386/i386.md
3099 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3100 Use match_scratch instead of match_operand for operands 3 and 4.
3102 2008-04-27 Richard Guenther <rguenther@suse.de>
3104 PR tree-optimization/18754
3105 PR tree-optimization/34223
3106 * tree-pass.h (pass_complete_unrolli): Declare.
3107 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3108 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3109 Rewrite loop into loop closed SSA form if it is not already.
3110 (tree_unroll_loops_completely): Re-structure to iterate over
3111 innermost loops with intermediate CFG cleanups.
3112 Unroll outermost loops only if requested or the code does not grow
3114 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3115 loops are available.
3116 (tree_vectorize): Instead do so here.
3117 (tree_complete_unroll): Also unroll outermost loops.
3118 (tree_complete_unroll_inner): New function.
3119 (gate_tree_complete_unroll_inner): Likewise.
3120 (pass_complete_unrolli): New pass.
3121 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3122 uses outside of the loop.
3123 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3124 form if it is available.
3125 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3126 * passes.c (init_optimization_passes): Schedule complete inner
3127 loop unrolling pass before the first CCP pass after final inlining.
3129 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3131 * targhooks.h (default_emutls_var_fields,
3132 default_emutls_var_init): Declare.
3133 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3134 * target.h (struct gcc_target): Add struct emutls member.
3135 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3136 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3137 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3138 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3139 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3140 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3141 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3142 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3143 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3144 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3145 emit debug information.
3146 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3147 * varasm.c: Include targhooks.h.
3148 (emutls_object_section, emutls_tmpl_section): New.
3149 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3150 (EMUTLS_SEPARATOR): New.
3152 (get_emutls_object_name): New.
3153 (default_emutls_var_fields): New, broken out of ...
3154 (get_emutls_object_type): ... here. Adjust to use target hooks.
3155 (get_emutls_init_templ_addr): Adjust to use target hooks.
3156 (emutls_decl): Adjust to use target hooks.
3157 (emutls_finish): Likewise.
3158 (default_emutls_var_init): New, broken out of ...
3159 (assemble_variable): ... here. Adjust to use target hooks.
3160 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3162 * c-common.c (handle_section_attribute): Prevent overriding
3163 sections for emulated tls with special sections.
3164 * config/i386/i386.c (x86_64_elf_select_section): Add
3165 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3166 (x86_64_elf_unique_section): Likewise.
3167 * config/vxworks.c: Include tree.h.
3168 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3169 (vxworks_override_options): Set TLS scheme.
3170 * doc/tm.texi (Emulated TLS): New node.
3172 2008-04-26 Simon Baldwin <simonb@google.com>
3175 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3176 with propagated string constants.
3178 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3180 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3181 constraint for operand 2 when operand 0 is memory operand.
3182 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3183 operand 0 is memory operand.
3184 (fix_trunc<mode>_i387_with_temp): Ditto.
3185 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3186 operand 2 when operand 1 is memory operand.
3187 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3188 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3189 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3190 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3191 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3192 operands 2,3 and 4 when operand 1 is memory operand.
3193 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3195 (fistdi2_floor_with_temp): Ditto.
3196 (fist<mode>2_floor_with_temp): Ditto.
3197 (fistdi2_ceil_with_temp): Ditto.
3198 (fist<mode>2_ceil_with_temp): Ditto.
3199 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3201 2008-04-26 David Daney <ddaney@avtrex.com>
3203 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3205 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3206 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3207 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3208 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3209 (compare_and_swap_12): New insn.
3210 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3211 * config/mips/mips.c (mips_force_binary): New function.
3212 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3213 (mips_expand_compare_and_swap_12): New function.
3214 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3216 2008-04-25 Jan Hubicka <jh@suse.cz>
3219 * cfgexpand.c (pass_expand): Turn into RTL pass.
3220 * passes.c (execute_one_pass): Do pass typechecking after execution.
3221 * tree-pass.h (pass_expand): Turn into RTL pass.
3223 * function.h (struct rtl_data): Move here fields
3224 accesses_prior_frames, calls_eh_return, saves_all_registers,
3225 has_nonlocal_goto, has_asm_statement, is_thunk,
3226 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3227 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3228 arg_pointer_save_area_init from struct function; turn into bool.
3229 (struct function): Move
3230 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3231 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3232 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3233 tail_call_emit, arg_pointer_save_area_init
3234 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3235 (current_function_returns_struct, current_function_returns_pcc_struct,
3236 current_function_calls_setjmp, current_function_calls_alloca,
3237 current_function_accesses_prior_frames,
3238 current_function_calls_eh_return, current_function_is_thunk,
3239 current_function_stdarg, current_function_profile,
3240 current_function_limit_stack, current_function_uses_pic_offset_table,
3241 current_function_uses_const_pool, current_function_has_nonlocal_label,
3242 current_function_saves_all_registers,
3243 current_function_has_nonlocal_goto,
3244 current_function_has_asm_statement): Remove accesor macros.
3245 * ra-conflict.c (global_conflicts): Update.
3246 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3247 (suitable_for_tail_call_opt_p): Update.
3248 * builtins.c (expand_builtin_return_addr): Update.
3249 (expand_builtin_setjmp_setup): Update.
3250 (expand_builtin_nonlocal_goto): Update.
3251 * final.c (final_start_function): Update.
3252 (profile_function): Update.
3253 (leaf_function_p): Update.
3254 (only_leaf_regs_used): Update.
3255 * df-scan.c (df_get_exit_block_use_set): Update.
3256 * dojump.c (clear_pending_stack_adjust): Update.
3257 * tree-stdarg.c (gate_optimize_stdarg): Update.
3258 * gimple-low.c (lower_function_body): Update.
3259 * global.c (compute_regsets): Update.
3260 (global_alloc): Update.
3261 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3262 * expr.c (expand_assignment): Update.
3263 * dse.c (dse_step0): Update.
3264 (dse_step1): Update.
3265 * c-decl.c (store_parm_decls): Update.
3266 * local-alloc.c (combine_regs): Update.
3267 (find_free_reg): Update.
3268 * function.c (assign_parms_augmented_arg_list): Update.
3269 (assign_parm_find_data_types): Update.
3270 (assign_parms): Update.
3271 (allocate_struct_function): Update.
3272 (expand_function_start): Update.
3273 (expand_function_end): Update.
3274 (get_arg_pointer_save_area): Update.
3275 (thread_prologue_and_epilogue_insns): Update.
3276 (rest_of_match_asm_constraints): Update.
3277 * stor-layout.c (variable_size): Update.
3278 * gcse.c (gcse_main): Update.
3279 (bypass_jumps): Update.
3280 * gimplify.c (gimplify_function_tree): Update.
3281 * calls.c (emit_call_1): Update.
3282 (expand_call): Update.
3283 * bt-load.c (compute_defs_uses_and_gen): Update.
3284 * except.c (sjlj_assign_call_site_values): Update.
3285 (sjlj_emit_function_enter): Update.
3286 (can_throw_external): Update.
3287 (set_nothrow_function_flags): Update.
3288 (expand_builtin_unwind_init): Update.
3289 (expand_eh_return): Update.
3290 (convert_to_eh_region_ranges): Update.
3291 (output_function_exception_table): Update.
3292 * emit-rtl.c (gen_tmp_stack_mem): Update.
3293 * cfgexpand.c (expand_used_vars): Update.
3294 (tree_expand_cfg): Update.
3295 * cfgcleanup.c (rest_of_handle_jump): Update.
3296 * explow.c (allocate_dynamic_stack_space): Update.
3297 * varasm.c (assemble_start_function): Update.
3298 (force_const_mem): Update.
3299 (mark_constant_pool): Update.
3300 * tree-optimize.c (tree_rest_of_compilation): Update.
3301 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3302 * tree-cfg.c (notice_special_calls): Update.
3303 (is_ctrl_altering_stmt): Update.
3304 (tree_can_make_abnormal_goto): Update.
3305 (tree_purge_dead_abnormal_call_edges): Update.
3306 * config/alpha/predicates.md: Update.
3307 * config/alpha/alpha.c (alpha_sa_mask): Update.
3308 (alpha_sa_size): Update.
3309 (alpha_does_function_need_gp): Update.
3310 (alpha_expand_prologue): Update.
3311 (alpha_start_function): Update.
3312 (alpha_output_function_end_prologue): Update.
3313 (alpha_expand_epilogue): Update.
3314 * config/frv/frv.c (frv_stack_info): Update.
3315 (frv_expand_epilogue): Update.
3316 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3317 (s390_register_info): Update.
3318 (s390_frame_info): Update.
3319 (s390_init_frame_layout): Update.
3320 (s390_can_eliminate): Update.
3321 (save_gprs): Update.
3322 * config/spu/spu.c (spu_split_immediate): Update.
3323 (need_to_save_reg): Update.
3324 (spu_expand_prologue): Update.
3325 (spu_expand_epilogue): Update.
3326 * config/sparc/sparc.md: Update.
3327 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3328 (sparc_tls_got): Update.
3329 (legitimize_pic_address): Update.
3330 (sparc_emit_call_insn): Update.
3331 (sparc_expand_prologue): Update.
3332 (output_return): Update.
3333 (print_operand): Update.
3334 (sparc_function_ok_for_sibcall): Update.
3335 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3336 * config/m32r/m32r.md: Update.
3337 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3338 (m32r_compute_frame_size): Update.
3339 (m32r_expand_prologue): Update.
3340 (m32r_expand_epilogue): Update.
3341 (m32r_legitimize_pic_address): Update.
3342 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3343 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3344 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3346 (ix86_save_reg): Update.
3347 (ix86_compute_frame_layout): Update.
3348 (ix86_expand_prologue): Update.
3349 (ix86_expand_epilogue): Update.
3350 * config/sh/sh.c (output_stack_adjust): Update.
3351 (calc_live_regs): Update.
3352 (sh5_schedule_saves): Update.
3353 (sh_expand_prologue): Update.
3354 (sh_expand_epilogue): Update.
3355 (sh_setup_incoming_varargs): Update.
3356 (sh_allocate_initial_value): Update.
3357 (sh_get_pr_initial_val): Update.
3358 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3359 * config/sh/sh.md (label:): Update.
3360 * config/avr/avr.c (out_movhi_mr_r): Update.
3361 * config/crx/crx.h (enum): Update.
3362 * config/xtensa/xtensa.h (along): Update.
3363 * config/stormy16/stormy16.c Update.
3364 (xstormy16_compute_stack_layout): Update.
3365 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3366 (fr30_expand_prologue): Update.
3367 * config/cris/cris.c (cris_conditional_register_usage): Update.
3368 (cris_reg_saved_in_regsave_area): Update.
3369 (cris_initial_frame_pointer_offset): Update.
3370 (cris_simple_epilogue): Update.
3371 (cris_expand_prologue): Update.
3372 (cris_expand_epilogue): Update.
3373 (cris_expand_pic_call_address): Update.
3374 (cris_asm_output_symbol_ref): Update.
3375 (cris_asm_output_label_ref): Update.
3376 * config/cris/cris.md Update.
3377 * config/iq2000/iq2000.c (compute_frame_size): Update.
3378 (iq2000_expand_epilogue): Update.
3379 * config/mt/mt.h (save_direction): Update.
3380 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3381 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3382 (ia64_secondary_reload_class): Update.
3383 * config/m68k/m68k.c (m68k_save_reg): Update.
3384 (m68k_expand_prologue): Update.
3385 (m68k_expand_epilogue): Update.
3386 (legitimize_pic_address): Update.
3387 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3388 (first_reg_to_save): Update.
3389 (first_altivec_reg_to_save): Update.
3390 (compute_vrsave_mask): Update.
3391 (compute_save_world_info): Update.
3392 (rs6000_stack_info): Update.
3393 (spe_func_has_64bit_regs_p): Update.
3394 (rs6000_ra_ever_killed): Update.
3395 (rs6000_emit_eh_reg_restore): Update.
3396 (rs6000_emit_allocate_stack): Update.
3397 (rs6000_emit_prologue): Update.
3398 (rs6000_emit_epilogue): Update.
3399 (rs6000_output_function_epilogue): Update.
3400 (output_profile_hook): Update.
3401 (rs6000_elf_declare_function_name): Update.
3402 * config/rs6000/rs6000.h (rs6000_args): Update.
3403 * config/rs6000/rs6000.md: Update.
3404 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3405 * config/arc/arc.c (arc_output_function_epilogue): Update.
3406 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3407 * config/darwin.c (machopic_function_base_name): Update.
3408 * config/score/score3.c (score3_compute_frame_size): Update.
3411 (score3_epilogue): Update.
3412 * config/score/score7.c (score7_compute_frame_size): Update.
3413 (score7_prologue): Update.
3414 (score7_epilogue): Update.
3415 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3416 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3417 * config/arm/arm.c (use_return_insn): Update.
3418 (require_pic_register): Update.
3419 (arm_load_pic_register): Update.
3420 (arm_compute_save_reg0_reg12_mask): Update.
3421 (arm_compute_save_reg_mask): Update.
3422 (thumb1_compute_save_reg_mask): Update.
3423 (output_return_instruction): Update.
3424 (arm_output_function_prologue): Update.
3425 (arm_output_epilogue): Update.
3426 (arm_get_frame_offsets): Update.
3427 (arm_expand_prologue): Update.
3428 (thumb_pushpop): Update.
3429 (thumb_exit): Update.
3430 (thumb1_expand_prologue): Update.
3431 (thumb1_expand_epilogue): Update.
3432 (arm_unwind_emit): Update.
3433 (arm_output_fn_unwind): Update.
3434 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3435 * config/arm/arm.md: Update.
3436 * config/pa/pa.md: Update.
3437 * config/pa/pa.c (legitimize_pic_address): Update.
3438 (compute_frame_size): Update.
3439 (hppa_expand_prologue): Update.
3440 (hppa_expand_epilogue): Update.
3441 (borx_reg_operand): Update.
3442 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3443 (HARD_REGNO_RENAME_OK): Update.
3444 * config/mips/mips.c (mips_global_pointer): Update.
3445 (mips_save_reg_p): Update.
3446 (mips_compute_frame_info): Update.
3447 (mips_frame_pointer_required): Update.
3448 (mips_expand_prologue): Update.
3449 (mips_expand_epilogue): Update.
3450 (mips_can_use_return_insn): Update.
3451 (mips_reorg_process_insns): Update.
3452 * config/v850/v850.c (compute_register_save_size): Update.
3453 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3454 * config/mmix/mmix.c (along): Update.
3455 (mmix_expand_epilogue): Update.
3456 * config/bfin/bfin.c (legitimize_pic_address): Update.
3457 (must_save_p): Update.
3458 (stack_frame_needed_p): Update.
3459 (add_to_reg): Update.
3460 (bfin_expand_prologue): Update.
3461 * stmt.c (expand_asm_operands): Update.
3462 * reload1.c (reload): Update.
3463 (init_elim_table): Update.
3465 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3467 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3469 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3471 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3472 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3473 (mov<mode>): Removed.
3474 (*movv4sf_internal): Likewise.
3475 (*movv2df_internal): Likewise.
3477 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3479 * config.gcc (crx-*-elf): Remove deprecation.
3481 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3483 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3484 __gcc_deregister_frame with atexit.
3485 (deregister_frame_dtor): Remove.
3487 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3488 Nathan Sidwell <nathan@codesourcery.com>
3490 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3492 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3493 (rs6000_isel): Likewise.
3494 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3495 (rs6000_isel): New variable.
3496 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3498 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3501 * c-common.c (handle_vector_size_attribute): Call
3502 lang_hooks.types.reconstruct_complex_type instead of
3503 reconstruct_complex_type.
3504 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3505 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3506 * langhooks.h (struct lang_hooks_for_types): Add
3507 reconstruct_complex_type hook.
3508 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3509 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3511 2008-04-24 Richard Guenther <rguenther@suse.de>
3513 * c-common.h (check_builtin_function_arguments): Declare.
3514 * c-common.c (validate_nargs): New function.
3515 (check_builtin_function_arguments): Likewise.
3516 * c-typeck.c (build_function_call): Call
3517 check_builtin_function_arguments.
3518 * builtins.c (fold_builtin_classify): Remove error reporting code.
3519 (fold_builtin_unordered_cmp): Likewise.
3520 (fold_builtin_1): Likewise.
3521 (fold_builtin_n): Likewise.
3523 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3525 PR tree-optimization/36008
3526 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3527 the original op1, rather than delta by step.
3529 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3530 Sebastian Pop <sebastian.pop@amd.com>
3532 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3533 eliminate_local_variables_stmt, eliminate_local_variables,
3534 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3535 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3536 of code delimited by two edges in the CFG.
3537 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3538 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3539 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3540 the case of parallelisation of reductions.
3541 (expr_invariant_in_region_p): New.
3543 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3544 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3546 2008-04-24 Ira Rosen <irar@il.ibm.com>
3547 Richard Guenther <rguenther@suse.de>
3549 PR tree-optimization/36034
3550 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3551 incapable of dealing with loads with gaps.
3553 2008-04-24 Rafael Espindola <espindola@google.com>
3555 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3556 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3557 vrp_evaluate_conditional.
3558 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3559 (vrp_evaluate_conditional): Split the cond argument.
3560 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3561 (simplify_stmt_for_jump_threading): Update call to
3562 vrp_evaluate_conditional.
3564 2008-04-24 Ira Rosen <irar@il.ibm.com>
3566 PR tree-optimization/35982
3567 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3568 interleaved data-refs are of the same type.
3570 2008-04-24 Danny Smith <dannysmith@users.net>
3572 * c-format.c (check_format_info_main): Use strncmp rather than a
3573 magic prefix to handle multichar length specs.
3574 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3575 Don't prefix "I64" and "I32" with '\0'.
3577 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3580 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3581 in registers for -m32 only if stdarg_p (fntype).
3583 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3585 PR rtl-optimization/36006
3586 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3587 temp to op0 in order to avoid invalid rtx sharing.
3589 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3591 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3592 check TREE_INVARIANT.
3593 * tree-gimple.c (is_gimple_address): New.
3594 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3595 * tree-gimple.h (is_gimple_address): New.
3596 * tree.h (decl_address_invariant_p): New.
3597 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3598 (build_string): Likewise.
3599 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3600 (tree_invariant_p_1): Likewise.
3601 (save_expr): Use it.
3602 (tree_invariant_p): New.
3603 (skip_simple_arithmetic): Use it.
3604 (stabilize_reference_1): Use it.
3605 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3607 (build1_stat): Drop code to compute TREE_INVARIANT.
3608 (build2_stat): Drop code to compute TREE_INVARIANT.
3609 (build3_stat): Drop code to compute TREE_INVARIANT.
3610 (build4_stat): Drop code to compute TREE_INVARIANT.
3611 (build5_stat): Drop code to compute TREE_INVARIANT.
3612 (build7_stat): Drop code to compute TREE_INVARIANT.
3613 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3614 * tree.h (struct tree_base): Remove invariant_flag.
3615 (TREE_INVARIANT): Remove.
3616 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3617 (fold_builtin_expect): Check TREE_CONSTANT.
3618 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3619 * c-tree.h (c_expr_to_decl): Drop third parameter.
3620 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3621 (build_c_cast): Don't set TREE_INVARIANT.
3622 (pop_init_level): Don't set TREE_INVARIANT.
3623 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3624 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3626 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3627 (gimplify_addr_expr): Adjust comment.
3628 * tree-mudflap.c (mf_build_string):
3629 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3630 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3631 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3632 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3633 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3634 * langhooks.h (struct lang_hooks): Drop third parameter from
3637 2008-04-23 Richard Guenther <rguenther@suse.de>
3639 PR tree-optimization/27799
3640 PR tree-optimization/32921
3641 PR tree-optimization/32624
3642 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3643 SMTs aliases and the tag itself into the solution.
3644 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3645 merge the points-to solution back into the SMT aliases.
3646 (may_alias_p): Use alias_set_subset_of instead of
3647 aliases_conflict_p. A pointer which points to
3648 memory with alias set zero may access any variable.
3650 2008-04-23 Richard Guenther <rguenther@suse.de>
3652 * alias.c (alias_set_subset_of): Correctly handle asking
3653 if zero is a subset of an alias set with zero child.
3654 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3655 (compute_flow_insensitive_aliasing): Correctly walk all
3656 pointers. Do not unnecessarily union sets.
3658 2008-04-23 Richard Guenther <rguenther@suse.de>
3661 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3663 2008-04-22 Tomas Bily <tbily@suse.cz>
3665 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3667 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3669 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3670 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3671 * tree-inline.c (estimate_num_insns_1): Likewise.
3672 * varasm.c (const_hash_1, compare_constant, copy_constant)
3673 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3674 * emit-rtl.c (component_ref_for_mem_expr)
3675 (set_mem_attributes_minus_bitpos): Likewise.
3676 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3677 (is_aligning_offset): Likewise.
3678 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3679 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3680 * dojump.c (do_jump): Likewise.
3681 * builtins.c (get_pointer_alignment, get_memory_rtx)
3682 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3683 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3685 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3687 PR rtl-optimization/36017
3688 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3689 expanding the library call.
3691 2008-04-22 Ian Lance Taylor <iant@google.com>
3693 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3696 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3698 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3699 of LR/CTR moves for Power6.
3701 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3704 * passes.c (init_optimization_passes): Remove
3705 pass_fast_rtl_byte_dce.
3707 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3710 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3711 builtin functions to generate faster code.
3712 (_mm_cvtpu16_ps): Ditto.
3713 (_mm_cvtpi32x2_ps): Ditto.
3715 2008-04-22 Nick Clifton <nickc@redhat.com>
3717 * common.opt (ftree-loop-distribution): Add Optimization
3720 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3721 (frv_expand_builtin_va_start): Likewise.
3723 * config/arm/arm.c (thumb_find_work_register): Fix location of
3724 argument register count.
3726 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3728 Support scheduling for ColdFire V1 and V3 microarchitecture.
3729 Improve scheduling of multiplication instructions.
3731 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3732 (mac): New instruction attribute.
3733 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3734 (m68k_sched_mac): New variable.
3735 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3736 Handle cfv1 and cfv3.
3737 (max_insn_size): New static variable.
3738 (struct _sched_ib): New type.
3739 (sched_ib): New static variable.
3740 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3741 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3742 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3744 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3745 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3746 new variables. Update.
3747 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3748 Add modeling of cfv3 instruction buffer. Update.
3749 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3750 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3751 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3752 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3753 a particular reservation applies to.
3754 (type2): Reorganize attribute values. Rename alu to alu_reg,
3755 alu_l to alu, move_l to omove. Join move to alu. Split mul
3757 (cf_ib_*): Simplify description of instruction buffer.
3758 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3759 (cf_mem): Split into cf_mem1 and cf_mem2.
3760 (cf_v2_move_??): Rename to cfv12_alu_??.
3761 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3762 (cf_v2_mul_??): Remove reservations.
3763 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3764 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3765 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3767 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3768 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3769 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3770 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3771 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3772 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3773 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3774 expansions of the above reservations for instructions of sizes
3777 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3779 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3781 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3783 * coverage.c: Include tree-pass.h.
3784 (coverage_counter_alloc): Print da_file_name to the dump file.
3786 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3788 * sbitmap.c (sbitmap_range_empty_p): New function.
3789 * sbitmap.h (sbitmap_range_empty_p): New function.
3790 * bitmap.h: Now includes obstack.h.
3792 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3793 Kenneth Zadeck <zadeck@naturalbridge.com>
3795 * dbgcnt.def (ra_byte_scan): Added.
3796 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3797 when the last hit happens for a counter.
3798 * timevar.def (TV_DF_BYTE_LR): New variable.
3799 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3800 * passes.c (pass_fast_rtl_byte_dce): New pass.
3801 * fwprop.c (update_df): Added mode to call df_ref_create.
3802 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3803 DF_REF_EXTRACT_OFFSET.
3804 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3805 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3807 (df_ref_extract): Added mode field.
3808 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3809 DF_REF_EXTRACT_OFFSET.
3810 (DF_REF_EXTRACT_MODE): New macro.
3811 (df_byte_lr_bb_info): New structure.
3812 (df_print_byte_regset, df_compute_accessed_bytes,
3813 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3814 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3815 df_byte_lr_simulate_uses,
3816 df_byte_lr_simulate_artificial_refs_at_top,
3817 df_byte_lr_simulate_artificial_refs_at_end,
3818 df_compute_accessed_bytes): New function.
3819 (df_ref_create): Add parameter.
3820 (df_byte_lr_get_bb_info): New inline function.
3821 * df-scan.c (df_ref_record, df_uses_record,
3822 df_ref_create_structure): Added mode parameter.
3823 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3824 df_defs_record, df_uses_record, df_get_conditional_uses,
3825 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3826 df_entry_block_defs_collect, df_exit_block_uses_collect):
3827 Added mode parameter to calls to df_ref_record, df_uses_record,
3828 df_ref_create_structure.
3829 (df_ref_equal_p, df_ref_compare): Added test for modes.
3830 (df_ref_create_structure): Added code to set mode. Renamed
3831 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3832 DF_REF_EXTRACT_OFFSET.
3833 * df-core.c (df_print_byte_regset): New function.
3834 * df-byte-scan.c: New file.
3835 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3836 calls to BITMAP_FREE.
3837 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3838 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3839 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3840 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3841 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3842 df_byte_lr_local_compute, df_byte_lr_init,
3843 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3844 df_byte_lr_transfer_function, df_byte_lr_free,
3845 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3846 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3847 df_byte_lr_simulate_uses,
3848 df_byte_lr_simulate_artificial_refs_at_top,
3849 df_byte_lr_simulate_artificial_refs_at_end): New function.
3850 * dce.c (byte_dce_process_block): New function.
3851 (dce_process_block): au is now passed in rather than computed
3852 locally. Changed loops that look at artificial defs to not look
3853 for conditional or partial ones, because there never are any.
3854 (fast_dce): Now is able to drive byte_dce_process_block or
3855 dce_process_block depending on the kind of dce being done.
3856 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3857 (rest_of_handle_fast_byte_dce): New function.
3858 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3859 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3861 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3864 * gcc.h: Added fortran options that take arguments to
3865 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3868 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3870 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3871 scalarization if on the LHS and not a full access.
3873 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3875 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3877 2008-04-18 Rafael Espindola <espindola@google.com>
3879 * tree-vrp.c (find_case_label_index): Fix the binary search.
3880 (find_case_label_range): New.
3881 (vrp_visit_switch_stmt): Use find_case_label_range.
3882 (simplify_switch_using_ranges): Use find_case_label_range.
3884 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3886 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3887 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3889 2008-04-18 Tom Tromey <tromey@redhat.com>
3892 * doc/cpp.texi (Implementation-defined behavior): Mention
3895 2008-04-18 Ian Lance Taylor <iant@google.com>
3897 * fold-const.c (pointer_may_wrap_p): New static function.
3898 (fold_comparison): Add another test for pointer overflow. Use
3899 pointer_may_wrap_p to disable some false positives.
3901 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3903 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3904 (fname_as_string): Match updated cpp_interpret_string prototype.
3905 (fix_string_type): Support char16_t* and char32_t*.
3906 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3907 derivative) nodes. Register as builtin if C++0x.
3908 (c_parse_error): Support CPP_CHAR{16,32}.
3909 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3910 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3911 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3912 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3913 CTI_CHAR32_ARRAY_TYPE>: New elements.
3914 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3915 char32_type_node, signed_char32_type_node, char16_array_type_node,
3916 char32_array_type_node): New defines.
3917 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3918 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3919 (lex_string): Support CPP_STRING{16,32}, match updated
3920 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3921 (lex_charconst): Support CPP_CHAR{16,32}.
3922 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3923 and CPP_STRING{16,32}.
3925 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3928 * aclocal.m4: Regenerate.
3929 * configure: Regenerate.
3931 2008-04-18 Jan Hubicka <jh@suse.cz>
3933 * except.c (dw2_size_of_call_site_table,
3934 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3936 * cgraphbuild.c (build_cgraph_edges): Update.
3937 * tree-pass.h: Update comment.
3938 * final.c (leaf_function_p): Update.
3939 (leaf_renumber_regs): Update.
3940 (rest_of_clean_state): Update.
3941 * omp-low.c (expand_omp_parallel): Update.
3942 * ipa-reference.c (analyze_function): Update.
3943 * reorg.c (find_end_label): Update.
3944 (optimize_skip): Update.
3945 (fill_simple_delay_slots): Update.
3946 (fill_simple_delay_slots): Update.
3947 (make_return_insns): Update.
3948 (dbr_schedule): Update.
3949 * gimple-low.c (record_vars_into): Update.
3950 * cfgbuild.c (make_edges): Update.
3951 * function.c (assign_stack_local): Update.
3952 (assign_parm_adjust_stack_rtl): Update.
3953 (locate_and_pad_parm): Update.
3954 (allocate_struct_function): Do not initialize stack_alignment_needed
3955 and preferred_stack_boundary here.
3956 (stack_protect_prologue): Update.
3957 (stack_protect_epilogue): Update.
3958 (expand_function_start): Initialize stack_alignment_needed,
3959 preferred_stack_boundary and max_jumptable_ents.
3960 (expand_function_end): Update.
3961 (free_after_compilation): Do not NULLify epilogue_delay_list.
3962 * function.h (struct rtl_data): Add stack_protect_guard,
3963 stack_alignment_needed,
3964 preferred_stack_boundary, epilogue_delay_list.
3965 (struct function): Remove value_histograms, stack_alignment_needed,
3966 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3968 unexpanded_var_list, stack_protect_guard.
3969 (current_function_epilogue_delay_list): Remove.
3970 * ipa-type-escape.c (analyze_function): Update.
3971 * gimplify.c (pop_gimplify_context): Update comment.
3972 * calls.c (expand_call): Update.
3973 (emit_library_call_value_1): Update.
3974 * except.c (set_nothrow_function_flags): Update.
3975 * cfgexpand.c (get_decl_align_unit): Update.
3976 (create_stack_guard): Update.
3977 (estimated_stack_frame_size): Update.
3978 (expand_used_vars): Update.
3979 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3980 * explow.c (allocate_dynamic_stack_space): Update.
3981 * tree-ssa-live.c (remove_unused_locals): Update.
3982 * varasm.c (mark_constant_pool): Update.
3983 * tree-inline.c (remap_decls): Update.
3984 (initialize_cfun): Update.
3985 (declare_return_variable): Update.
3986 (inline_forbidden_p): Update.
3987 (expand_call_inline): Update.
3988 (declare_inline_vars): Update.
3989 (tree_function_versioning): Update.
3990 * tree-flow.h (value_histograms): New.
3991 (VALUE_HISTOGRAMS): New macro.
3992 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3994 * tree-cfg.c (set_bb_for_stmt): Update.
3995 (replace_by_duplicate_decl): Update.
3996 (move_block_to_fn): Update.
3997 (new_label_mapper): Update.
3998 (dump_function_to_file): Update.
3999 * ipa-struct-reorg.c (build_data_structure): Update.
4000 * cfgrtl.c (print_rtl_with_bb): Update.
4001 * reload1.c (reload): Update.
4003 * config/i386/i386.c (setup_incoming_varargs_64,
4004 ix86_compute_frame_layout): Update.
4005 * config/arc/arc.c (arc_output_function_epilogue): Update.
4007 2008-04-18 Marius Strobl <marius@FreeBSD.org>
4009 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
4010 for FreeBSD as well.
4011 * gthr-posix95.h: Likewise.
4013 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4015 PR rtl-optimization/35838
4016 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4017 out the byte offset of the first subreg.
4019 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4021 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4022 to split_ti instead of three separate calls with single member arrays.
4023 (subti3 splitter): Ditto.
4024 (adddi3 splitter): Ditto with split_di.
4025 (subdi3 splitter): Ditto.
4026 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4027 two separate calls with single member arrays. Swap match_dup
4028 operands 1 and 2 to better fit into the array.
4029 (negdi2 splitter): Ditto with split_di.
4030 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4031 two separate calls with single member arrays. Swap match_dup operands
4032 6 and 7 to better fit into the array.
4034 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4036 * config/i386/i386.c (sse_builtin_type): New.
4037 (bdesc_sse_args): Likewise.
4038 (bdesc_sse_3arg): Removed.
4039 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4040 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4041 IX86_BUILTIN_ROUNDPS.
4042 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4043 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4044 IX86_BUILTIN_ROUNDPS.
4045 (ix86_expand_sse_4_operands_builtin): Removed.
4046 (ix86_expand_sse_operands_builtin): New.
4047 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4048 and CODE_FOR_sse4_1_roundps.
4049 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4050 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4052 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4055 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4056 regs before frame pop when needed. If use_backchain_to_restore_sp
4057 then load backchain into a temp reg to restore vr and vrsave. Add
4058 code to restore vr after frame pop if possible.
4060 2008-04-17 Richard Guenther <rguenther@suse.de>
4062 * tree-vn.c (expressions_equal_p): Do not check type
4063 equality or compatibility before calling operand_equal_p.
4064 * fold-const.c (operand_equal_p): Check equivalence of
4065 integer constants before bailing out due to signedness or
4066 precision differences.
4067 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4068 spurious differences in type qualification. Ignore types
4069 for COMPONENT_REFs at all.
4071 2008-04-17 Christian Bruel <christian.bruel@st.com>
4073 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4074 msw_skip comparison.
4076 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4079 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4082 PR tree-optimization/35899
4083 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4084 rather than TREE_OPERAND.
4086 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4089 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4090 temporary registers. Change operand predicate to general_operand.
4091 (remainderxf3): Ditto.
4093 2008-04-16 Richard Guenther <rguenther@suse.de>
4095 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4096 * tree-affine.c (aff_combination_expand): Look through some
4099 2008-04-15 Doug Kwan <dougkwan@google.com>
4101 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4103 * tree-pretty-print.c (dump_generic_node): Ditto.
4104 * final.c (output_addr_const): Ditto.
4105 * dwarf2out.c (output_cfi): Ditto.
4106 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4107 * print-rtl.c (print_rtx): Ditto.
4108 * print-tree.c (print_node_brief, print_node): Ditto.
4109 * c-common.c (match_case_to_enum_1): Ditto.
4110 * sched-vis.c (print_value): Ditto.
4111 * config/i386/i386.c (print_operand): Cast to long unsigned int
4114 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4115 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4116 MS Windows VirtualProtect function.
4118 2008-04-15 Jan Hubicka <jh@suse.cz>
4120 * gengtype.c (write_root): Param_is argument is OK.
4121 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4122 * function.h: Include varray.h
4123 (rtl_eh): New stucture based on except.c one.
4124 (call_site_record): New forward declaration and vector type.
4125 * calls.c (emit_call_1): Do not call
4126 note_current_region_may_contain_throw.
4127 * except.c (eh_status): Remove cur_region, try_region since they are
4129 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4130 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4131 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4132 Remove call_site_data_used, call_site_data_size.
4133 Turn call_site_record into vector in function.h.
4134 (note_current_region_may_contain_throw): Remove.
4135 (get_exception_pointer, get_exception_filter): Do not take struct
4136 function argument; update.
4137 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4138 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4139 build_post_landing_pads, dw2_build_landing_pads,
4140 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4141 sjlj_emit_function_enter, sjlj_emit_function_enter,
4142 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4143 sjlj_build_landing_pads, finish_eh_generation,
4144 remove_exception_handler_label, remove_eh_handler,
4145 maybe_remove_eh_handler, add_reachable_handler,
4146 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4147 add_action_record, collect_one_action_chain, add_call_site,
4148 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4149 sjlj_output_call_site_table, output_function_exception_table,
4150 * except.h (note_current_region_may_contain_throw): Remove
4151 (get_exception_pointer, get_exception_filter): Do not take struct
4153 * Makefile.in (GTFILES): Put varargs before struct function.
4155 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4157 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4158 punt for STRING_CST.
4159 (get_constraint_for): Deal with STRING_CST here instead.
4161 2008-04-15 Richard Guenther <rguenther@suse.de>
4163 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4164 statements in a basic-block with a backward walk. Do not
4165 substitute into dead statements but instead remove those.
4167 2008-04-15 Richard Guenther <rguenther@suse.de>
4169 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4170 to zero, thus disable creation of SFTs.
4172 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4174 * tree-predcom.c (suitable_reference_p): Return false if the
4175 reference can throw.
4177 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4180 * c-decl.c (finish_decl): If extern or static var has variable
4181 size, set TREE_TYPE (decl) to error_mark_node.
4183 2008-04-15 Rafael Espindola <espindola@google.com>
4185 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4188 2008-04-15 Richard Guenther <rguenther@suse.de>
4190 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4191 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4192 (visit_reference_op_load): Do walk vuse-vdef chains on
4193 vn_reference_lookup.
4194 (visit_reference_op_store): But do not here.
4195 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4196 vn_reference_lookup.
4197 (vn_lookup_with_vuses): But do so here.
4199 2008-04-14 Ian Lance Taylor <iant@google.com>
4201 * fold-const.c (fold_overflow_warning): Remove assertion.
4203 2008-04-15 Ben Elliston <bje@au.ibm.com>
4205 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4206 temp1 local variables.
4208 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4211 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4212 ".text.unlikely" section as executable.
4214 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4216 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4217 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4218 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4219 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4220 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4221 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4222 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4224 2008-04-14 Ian Lance Taylor <iant@google.com>
4226 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4227 * fold-const.c (fold_comparison): If appropriate, test
4228 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4229 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4230 reassociating a pointer type.
4231 * doc/invoke.texi (Optimize Options): Document that
4232 -fstrict-overflow applies to pointer wraparound.
4234 2008-04-13 Jan Hubicka <jh@suse.cz>
4236 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4238 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4240 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4241 we are going to "save the world".
4243 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4245 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4246 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4247 operand 0 constraint, not "=".
4249 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4251 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4253 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4255 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4256 of size of positions_needed * CHAR_BIT.
4258 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4261 * dse.c (store_info): Change positions_needed to unsigned
4263 (lowpart_bitmask): New.
4264 (record_store): Cast to unsigned HOST_WIDE_INT for
4265 positions_needed. Assert width <= size of positions_needed *
4266 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4267 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4268 lowpart_bitmask to set mask.
4270 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4272 * config/bfin/constraints.md: New file.
4273 * config/bfin/bfin.md: Include it.
4274 (adddi3): Use satisfies_constraint functions instead of the old macros.
4275 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4276 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4277 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4278 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4279 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4280 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4281 EXTRA_CONSTRAINT): Delete.
4282 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4283 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4285 * config/bfin/bfin.c: Include "tm-constrs.h".
4286 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4287 Use satisfies_constraint functions instead of the old macros.
4288 * doc/md.texi (Blackfin Constraints): Update file name reference.
4290 2008-04-11 Richard Guenther <rguenther@suse.de>
4292 PR tree-optimization/35869
4293 * tree-vrp.c (execute_vrp): Move switch statement update after
4294 jump threading. Schedule another cfg cleanup run.
4296 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4299 * attribs.c (decl_attributes): Return early on errorneous node.
4301 2008-04-10 Oleg Ryjkov <olegr@google.com>
4303 * tree.h (struct tree_base): Added a new flag default_def_flag.
4304 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4306 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4308 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4310 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4313 * pa.md: Define mode iterator P. Define mode attribute dwc.
4314 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4315 (icacheflush): Likewise.
4316 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4317 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4319 2008-04-11 Ben Elliston <bje@au.ibm.com>
4321 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4323 2008-04-10 Rafael Espindola <espindola@google.com>
4325 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4326 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4327 (extract_range_from_expr): The same.
4329 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4331 * config/mips/mips.md (GPR2): New mode iterator.
4333 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4334 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4335 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4336 Rewrite these to take two modes, the mode of comparison and the
4337 mode of the destination.
4338 * config/mips/mips.c (mips_expand_scc): Instead of having
4339 paradoxical subreg as destination, expand "narrowing" scc if mode
4340 of comparison is SI and target is requested in DI mode.
4341 (mips_emit_int_order_test): Update comment. Make mode of
4342 comparison match CMP0 rather than TARGET. When creating inverse
4343 target use mode of TARGET.
4345 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4347 * gcov-dump.c (tag_summary): Only print summaries for the first
4348 GCOV_COUNTERS_SUMMABLE counters.
4350 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4352 * config/i386/i386.md (absneg): New code iterator.
4353 (absnegprefix): New code attribute.
4354 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4355 patterns using absneg code iterator.
4356 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4357 using absneg code iterator.
4358 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4359 *neg<mode>2 patterns using absneg code iterator.
4360 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4361 *negextendsfdf2 patterns using absneg code iterator.
4362 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4363 *negextendsfxf2 patterns using absneg code iterator.
4364 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4365 *negextendsfdf2 patterns using absneg code iterator.
4366 * config/i386/sse.md (<code><mode>2): Macroize expander from
4367 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4369 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4371 * config/s390/s390.h: Remove the remains of the recent search
4372 & replace action of current_function_outgoing_args_size.
4374 2008-04-10 Ira Rosen <irar@il.ibm.com>
4376 PR tree-optimization/35821
4377 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4378 NEW_STMT_LIST is not NULL.
4380 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4383 * toplev.c (process_options): Remove -ffunction-sections debugging
4386 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4388 PR middle-end/PR28690
4389 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4390 than gen_rtx_fmt_ee to perform more canonicalizations.
4392 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4395 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4397 2008-04-09 Richard Guenther <rguenther@suse.de>
4399 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4400 (dump_function_to_file): Dump function arguments with types.
4402 2008-04-08 Richard Guenther <rguenther@suse.de>
4404 * fold-const.c (fold_widened_comparison): Do not allow
4405 sign-changes that change the result.
4407 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4410 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4411 kinds of indirect references.
4413 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4415 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4416 GNU Fortran language string.
4418 2008-04-08 Rafael Espindola <espindola@google.com>
4420 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4421 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4422 * tree.h (tree_call_nonnegative_warnv_p): New.
4424 2008-04-08 Jan Hubicka <jh@suse.cz>
4426 * function.c (free_after_compilation): Clear out regno_reg_rtx
4429 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4432 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4434 PR middle-end/PR28690
4435 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4436 same precedence as REG_POINTER and MEM_POINTER operands.
4438 2008-04-08 Richard Guenther <rguenther@suse.de>
4441 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4442 for adding index to base.
4444 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4446 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4447 (MINGW_ENABLE_EXECUTE_STACK): New.
4448 (IN_LIBGCC2): For libgcc include windows.h file for
4449 function declarations.
4451 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4453 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4454 and tem2 if tem1 is not a REG or MULT.
4456 2008-04-08 Jan Hubicka <jh@suse.cz>
4458 * function.h (incomming_args): Break out of struct function.
4459 (function_subsections): Break out of struct function.
4460 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4461 return_rtx and hard_reg_initial_vals from struct function.
4462 Kill inl_max_label_num.
4463 (current_function_pops_args, current_function_args_info,
4464 current_function_args_size, current_function_args_size,
4465 current_function_pretend_args_size,
4466 current_function_outgoing_args_size,
4467 current_function_internal_arg_pointer, current_function_return_rtx):
4468 Kill compatibility accestor macros.
4469 * builtins.c (expand_builtin_apply_args_1): Update.
4470 (expand_builtin_next_arg): Update.
4471 * df-scan.c (df_get_call_refs): Update.
4472 * dbxout.c (dbxout_function_end): Update.
4473 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4474 (output_line_info): Update.
4475 (secname_for_decl): Update.
4476 (dwarf2out_var_location): Update.
4477 * function.c (free_after_compilation): Update.
4478 (assign_parm_find_stack_rtl): Update.
4479 (assign_parms): Update.
4480 (expand_dummy_function_end): Update.
4481 (expand_function_end): Update.
4482 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4483 (expand_call): Update.
4484 (emit_library_call_value_1): Update.
4485 (store_one_arg): Update.
4486 * varasm.c (initialize_cold_section_name): Update.
4487 (unlikely_text_section): Update.
4488 (unlikely_text_section_p): Update.
4489 (assemble_start_function): Update.
4490 (assemble_end_function): Update.
4491 (default_section_type_flags): Update.
4492 (switch_to_section): Update.
4493 * integrate.c (set_decl_abstract_flags): Update.
4494 (get_hard_reg_initial_val): Update.
4495 (has_hard_reg_initial_val): Update.
4496 (allocate_initial_values): Update.
4497 * resource.c (init_resource_info): Update.
4498 * config/alpha/alpha.c (NUM_ARGS): Update.
4499 (direct_return): Update.
4500 (alpha_va_start): Update.
4501 (alpha_sa_size): Update.
4502 (alpha_initial_elimination_offset): Update.
4503 (alpha_expand_prologue): Update.
4504 (alpha_start_function): Update.
4505 (alpha_expand_epilogue): Update.
4506 (unicosmk_initial_elimination_offset):
4507 * config/alpha/alpha.md (call expander): Update.
4508 * config/s390/s390.c (s390_register_info): Update.
4509 (s390_register_info): Update.
4510 (s390_frame_info): Update.
4511 (s390_initial_elimination_offset): Update.
4512 (s390_build_builtin_va_list): Update.
4513 (s390_va_start): Update.
4514 * config/spu/spu.c (direct_return): Update.
4515 (spu_expand_prologue): Update.
4516 (spu_initial_elimination_offset): Update.
4517 (spu_build_builtin_va_list): Update.
4518 (spu_va_start): Update.
4519 * config/sparc/sparc.c (sparc_init_modes): Update.
4520 (sparc_compute_frame_size): Update.
4521 (function_value): Update.
4522 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4523 * config/i386/i386.md (return expander): Update.
4524 * config/i386/i386.c (ix86_va_start): Update.
4525 (ix86_can_use_return_insn_p): Update.
4526 (ix86_compute_frame_layout): Update.
4527 (ix86_expand_epilogue): Update.
4528 * config/sh/sh.c (output_stack_adjust): Update.
4529 (calc_live_regs): Update.
4530 (sh_expand_prologue): Update.
4531 (sh_builtin_saveregs): Update.
4532 (sh_va_start): Update.
4533 (initial_elimination_offset): Update.
4534 (sh_allocate_initial_value): Update.
4535 (sh_function_ok_for_sibcall): Update.
4536 (sh_get_pr_initial_val): Update.
4537 * config/sh/sh.md (return expander): Update.
4538 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4539 * config/crx/crx.c (crx_compute_frame): UPdate.
4540 (crx_initial_elimination_offset): UPdate.
4541 * config/xtensa/xtensa.c (compute_frame_size): Update
4542 (xtensa_builtin_saveregs): Update.
4543 (xtensa_va_start): Update.
4544 (order_regs_for_local_alloc): Update.
4545 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4546 (xstormy16_expand_builtin_va_start): Update.
4547 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4548 * config/m68hc11/m68hc11.md (return expanders): Update.
4549 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4550 (expand_epilogue): Update.
4551 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4552 (cris_simple_epilogue): Update.
4553 (cris_expand_prologue): Update.
4554 (cris_expand_epilogue): Update.
4555 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4556 (compute_frame_size): Update.
4557 * config/mt/mt.c (mt_compute_frame_size): Update.
4558 * config/mn10300/mn10300.c (expand_prologue): Update.
4559 (expand_epilogue): Update.
4560 (initial_offset): Update.
4561 (mn10300_builtin_saveregs):
4562 * config/mn10300/mn10300.md (return expander): Update.
4563 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4564 (ia64_initial_elimination_offset): Update.
4565 (ia64_initial_elimination_offset): Update.
4566 (ia64_expand_prologue): Update.
4567 * config/m68k/m68k.md (return expander): Update.
4568 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4569 (rs6000_stack_info): Update.
4570 * config/mcore/mcore.c (layout_mcore_frame): Update.
4571 (mcore_expand_prolog): Update.
4572 * config/arc/arc.c (arc_compute_frame_size): Update.
4573 * config/score/score3.c (score3_compute_frame_size): Update.
4574 * config/score/score7.c (score7_compute_frame_size): Update.
4575 * config/arm/arm.c (use_return_insn): Update.
4576 (thumb_find_work_register): Update.
4577 (arm_compute_save_reg_mask): Update.
4578 (arm_output_function_prologue): Update.
4579 (arm_output_epilogue): Update.
4580 (arm_size_return_regs): Update.
4581 (arm_get_frame_offsets): Update.
4582 (arm_expand_prologue): Update.
4583 (thumb_exit): Update.
4584 (thumb_unexpanded_epilogue): Update.
4585 (thumb1_output_function_prologue): Update.
4586 * config/pa/pa.md (return expander): Update.
4587 * config/pa/pa.c (compute_frame_size): Update.
4588 (hppa_builtin_saveregs): Update.
4589 * config/mips/mips.c (mips_va_start): Update.
4590 (mips16_build_function_stub): Update.
4591 (mips_compute_frame_info): Update.
4592 (mips_restore_gp): Update.
4593 (mips_output_function_prologue): Update.
4594 (mips_expand_prologue): Update.
4595 * config/v850/v850.c (compute_frame_size): Update.
4596 (expand_prologue): * config/mmix/mmix.c (along): update.
4597 (mmix_initial_elimination_offset): update.
4598 (mmix_reorg): update.
4599 (mmix_use_simple_return): update.
4600 (mmix_expand_prologue): update.
4601 (mmix_expand_epilogue): Update.
4602 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4603 (emit_link_insn): Update.
4605 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4607 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4608 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4610 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4613 2008-04-07 Jan Hubicka <jh@suse.cz>
4615 * function.h (rtl): Rename to x_rtl.
4617 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4618 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4619 used_temp_slots avail_temp_slots, temp_slot_level,
4620 nonlocal_goto_handler_labels): Update accesstors.
4621 (rtl): New global variable.
4622 (struct function): Move some fileds to rtl_data.
4623 (get_arg_pointer_save_area): Update prototype.
4624 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4625 get_arg_pointer_save_area.
4626 * expr.c (init_expr): Update
4627 * function.c (get_frame_size): Update
4628 (assign_stack_local): Update
4629 (expand_function_end): Update.
4630 (get_art_pointer_save_area): Update
4632 * emit-rtl.c (rtl): Declare.
4633 (regno_reg_rtx): Declare.
4634 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4636 (gen_reg_rtx): Update.
4637 * varasm.c (n_deferred_constatns): Update accestor.
4638 (init_varasm_status): Do not allocate varasm_status.
4639 (force_const_mem, get_pool_size, output_constant_pool): Update.
4640 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4641 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4642 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4643 * sparc/sparc.h (INIT_EXPANDERS): Update.
4644 * ia64/ia64.h (INIT_EXPANDERS): Update.
4646 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4648 * reload.c (push_secondary_reload): Add missing break to for loop.
4650 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4652 PR middle-end/PR28690
4653 * rtlanal.c: Update copyright years.
4654 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4655 as REG_POINTER and MEM_POINTER operands.
4656 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4657 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4658 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4659 * gcse.c: Update copyright years.
4660 (pre_delete): Call gen_reg_rtx_and_attrs.
4661 (hoist_code): Likewise.
4662 (build_store_vectors): Likewise.
4663 (delete_store): Likewise.
4664 * loop-invariant.c (move_invariant_reg): Likewise.
4665 Update copyright years.
4667 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4669 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4670 control string instead of quoted.
4672 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4674 * doc/rtl.texi: Rewrite of subreg section.
4676 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4679 * config/i386/i386.c (legitimize_pic_address): Add treating
4680 of dllimport SYM_REF's.
4681 (legitimize_dllimport_symbol): Add prototype.
4683 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4685 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4686 reference in constructor with non self-referential type.
4688 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4690 Removal of Return with Depressed Stack Pointer support
4691 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4692 (ECF_SP_DEPRESSED): Likewise.
4693 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4694 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4695 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4696 (expand_call): Do not test ECF_SP_DEPRESSED.
4697 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4698 * function.c (keep_stack_depressed): Delete.
4699 (handle_epilogue_set): Likewise.
4700 (update_epilogue_consts): Likewise.
4701 (emit_equiv_load): Likewise.
4702 (thread_prologue_and_epilogue_insns): Remove support for Return with
4703 Depressed Stack Pointer.
4704 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4706 2008-04-06 Richard Guenther <rguenther@suse.de>
4708 PR tree-optimization/35400
4709 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4710 information from SSA_NAMEs.
4712 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4714 * config/avr/avr.h (avr_mega_p): Remove declaration.
4715 (AVR_MEGA): Remove macro.
4716 * config/avr/avr.c (avr_mega_p): Remove variable.
4717 (avr_override_options): Remove inicializion of avr_mega_p.
4718 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4719 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4720 (avr_jump_mode): (Ditto.).
4721 (avr_output_progmem_section_asm_op): (Ditto.).
4722 (avr_asm_init_sections): (Ditto.).
4723 (avr_asm_init_sections): (Ditto.).
4724 (avr_rtx_costs): (Ditto.).
4725 * config/avr/avr.md: (Ditto.).
4726 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4729 2008-04-06 Richard Guenther <rguenther@suse.de>
4731 PR tree-optimization/35842
4732 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4733 is_gimple_invariant_address.
4735 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4737 * gcc.c (default_compilers): Sync Fortran extensions list with
4738 that in fortran/lang-specs.h.
4739 * doc/invoke.texi: Likewise.
4740 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4741 * dwarf2out.c (gen_compile_unit_die): Likewise.
4743 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4745 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4747 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4750 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4751 attribute is used for nested functions.
4753 2008-04-05 Jan Hubicka <jh@suse.cz>
4755 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4757 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4759 (dump_files): Update.
4760 (enable_rtl_dump_file): Do not accept letter argument.
4761 * tree-pass.h (dump_file_info): Remove letter argument.
4762 * toplev.c (decode_d_option): Update -da handling.
4763 * toplev.h (enable_rtl_dump_file): Update prototype.
4764 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4765 it out based on pass type.
4766 (register_dump_files_1): Likewise.
4767 (init_optimization_passes): Update register_one_dump_file calls.
4768 (execute_one_pass): Sanity check that IPA passes are called at IPA
4769 level and RTL passes at RTL level.
4770 (execute_pass_list): IPA pass can not be after or subpass of
4772 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4773 disallov RTL subpasses of IPA subpasses.
4775 2008-04-05 Ben Elliston <bje@au.ibm.com>
4777 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4778 builtins that return exactly once and do not throw. Cache call to
4781 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4783 PR rtl-optimization/34916
4785 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4786 between instruction pairs.
4788 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4790 * doc/invoke.texi: Document -mbitops for SH.
4791 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4792 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4793 * config/sh/sh.c (print_operand): Add %t operand code.
4794 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4795 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4796 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4797 (extendqihi2): Likewise.
4798 (movqi_i): Likewise.
4799 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4800 (extv): Use bld instruction for SH2A if possible.
4802 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4803 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4804 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4805 (bset.b, bclr.b): Define peepholes.
4806 * config/sh/sh.opt (mbitops): New option.
4808 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4811 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4812 and view convert expression.
4814 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4817 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4819 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4821 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4823 * config/i386/cpuid.h (bit_AES): New.
4824 (bit_PCLMUL): Likewise.
4826 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4827 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4828 SSE2 if AES or PCLMUL is enabled.
4829 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4830 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4831 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4832 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4833 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4834 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4835 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4836 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4837 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4838 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4839 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4840 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4841 __builtin_ia32_aeskeygenassist128 and
4842 __builtin_ia32_pclmulqdq128.
4843 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4844 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4845 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4847 * config/i386/i386.h (TARGET_AES): New.
4848 (TARGET_PCLMUL): Likewise.
4849 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4851 * config/i386/i386.md (UNSPEC_AESENC): New.
4852 (UNSPEC_AESENCLAST): Likewise.
4853 (UNSPEC_AESDEC): Likewise.
4854 (UNSPEC_AESDECLAST): Likewise.
4855 (UNSPEC_AESIMC): Likewise.
4856 (UNSPEC_AESKEYGENASSIST): Likewise.
4857 (UNSPEC_PCLMUL): Likewise.
4859 * config/i386/i386.opt (maes): New.
4860 (mpclmul): Likewise.
4862 * config/i386/sse.md (aesenc): New pattern.
4863 (aesenclast): Likewise.
4865 (aesdeclast): Likewise.
4867 (aeskeygenassist): Likewise.
4868 (pclmulqdq): Likewise.
4870 * config/i386/wmmintrin.h: New.
4872 * doc/extend.texi: Document AES and PCLMUL built-in function.
4874 * doc/invoke.texi: Document -maes and -mpclmul.
4876 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4878 * function.c (free_after_parsing): Replace with
4879 cxx_push_function_context from C++ front-end.
4880 (allocate_struct_function): Don't call langhook.
4881 * langhooks.h (struct lang_hooks_for_functions): Delete.
4882 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4884 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4885 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4886 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4887 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4888 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4889 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4890 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4892 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4893 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4895 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4898 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4901 2008-04-04 Richard Guenther <rguenther@suse.de>
4904 * fold-const.c (optimize_minmax_comparison): Use the correct
4905 type for the constant in the simplified comparison.
4907 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4909 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4910 Pass L2 size as "--param l2-cache-size" to the compiler.
4911 (decode_l2_cache): New function to decode L2 cache parameters using
4912 0x8000006 extended cpuid function.
4913 (detect_caches_amd): Determine parameters of L2 cache using
4914 decode_l2_caches function.
4915 (decode_caches_intel): Decode L2 cache parameters.
4916 (detect_caches_intel): Determine L2 cache parameters using
4917 decode_caches_intel and decode_l2_caches functions.
4919 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4921 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4922 secondary input reload for subword loads from the constant pool.
4924 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4927 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4928 constants of the appropriate size for runtime calculations.
4931 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4932 decimal-float literal constant zero.
4934 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4937 * c-parser.c (c_parser_omp_atomic): Call
4938 default_function_array_conversion on the RHS.
4941 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4942 call is_variable_sized if decl has incomplete type.
4944 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4946 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4948 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4950 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4952 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4953 (sgt<u>): Merge sgt and sgtu into new expander.
4954 (sgt, sgtu): Remove expanders.
4955 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4956 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4957 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4958 *sgtu_<mode>_mips16 into new pattern.
4959 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4960 (sge<u>): Merge sge and sgeu into new expander.
4961 (sge, sgeu): Remove expanders.
4962 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4964 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4965 (slt<u>): Merge slt and sltu into new expander.
4966 (slt, sltu): Remove expanders.
4967 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4968 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4969 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4970 *sltu_<mode>_mips16 into new pattern.
4971 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4972 (sle<u>): Merge sle and sleu into new expander.
4973 (sle, sleu): Remove expanders.
4974 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4975 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4976 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4977 *sleu_<mode>_mips16 into new pattern.
4978 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4980 2008-04-03 Jan Hubicka <jh@suse.cz>
4982 PR tree-optimization/35795
4983 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4984 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4985 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4986 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4987 * score/score3.c (score3_output_mi_thunk): Likewise.
4988 * score/score7.c (score7_output_mi_thunk): Likewise.
4989 * mips/mips.c (mips_output_mi_thunk): Likewise.
4991 2008-04-03 Richard Guenther <rguenther@suse.de>
4993 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4994 conversions. Simplify code.
4996 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4998 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5000 2008-04-03 Tom Tromey <tromey@redhat.com>
5001 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5003 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5004 * config/bfin/t-bfin-linux (generated_files): Add
5005 linux-sysroot-suffix.h.
5006 * doc/install.texi (Prerequisites): Require make 3.80.
5007 * doc/sourcebuild.texi (Front End Directory): Document new
5009 * Makefile.in (generated_files): New variable.
5010 (ALL_HOST_OBJS): New variable.
5011 ($(ALL_HOST_OBJS)): New target.
5013 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5015 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5016 (remap_block): Call id->transform_lang_insert_block instead
5018 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5019 Set id.transform_lang_insert_block to NULL.
5020 (clone_body): Move to cp/optimize.c
5021 * tree-inline.h (struct copy_body_data): Change
5022 transform_lang_insert_block to function pointer.
5023 (copy_generic_body, copy_decl_no_change): Export.
5024 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5025 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5026 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5028 * c-tree.h (insert_block): Kill.
5029 * c-decl.c (insert_block): Kill.
5031 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5033 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5034 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5035 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5037 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5038 argument, call {push,pop}_function_context from here.
5039 * c-parser.c: Use c_{push,pop}_function_context.
5041 * function.c (push_function_context_to): Move meat ...
5042 (push_function_context): ... here. Simplify.
5043 * function.c (pop_function_context_from): Move meat ...
5044 (pop_function_context): ... here. Simplify.
5045 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5047 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5048 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5049 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5050 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5052 2008-04-03 Ben Elliston <bje@au.ibm.com>
5054 * expmed.c (extract_force_align_mem_bit_field): Remove.
5056 2008-04-03 Richard Guenther <rguenther@suse.de>
5059 * expr.h (try_casesi): Adjust prototype.
5060 * expr.c (try_casesi): Take fallback label as extra parameter.
5061 Use that for gen_casesi if default_label is NULL.
5062 * stmt.c (expand_case): Pass fallback label to try_casesi,
5063 make sure to fill gaps with a fallback label if default_label
5066 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5069 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5071 2008-04-03 Ben Elliston <bje@au.ibm.com>
5073 * expmed.c (extract_split_bit_field): Remove if (0) code.
5074 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5075 (do_ds_constraint): Likewise.
5077 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5079 * doc/cppopts.texi (-dU): Document.
5080 * c-common.h (flag_dump_macros): Update comment.
5081 * c-opts.c (handle_OPT_d): Handle -dU.
5082 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5083 dump_queued_macros, cb_used_define, cb_used_undef): New.
5084 (init_pp_output): Handle -dU.
5085 (cb_line_change): Call dump_queued_macros.
5086 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5088 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5090 * config/avr/predicates.md (io_address_operand): New predicate.
5091 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5092 * config/avr/avr.c (avr_io_address_p): Remove function.
5093 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5094 'avr_io_address_p' function.
5095 (out_movhi_r_mr): (Ditto.).
5096 (out_movqi_mr_r): (Ditto.).
5097 (out_movhi_mr_r): (Ditto.).
5098 (avr_address_cost): (Ditto.).
5100 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5102 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5103 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5104 in 32bit mode when XMM registers are available to avoid store
5106 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5107 corresponding post-reload splitters.
5109 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5111 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5112 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5113 __builtin_ia32_roundss.
5114 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5115 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5116 __builtin_ia32_roundss.
5117 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5118 IX86_BUILTIN_SHUFPD here.
5120 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5122 * config/i386/i386.md (plogic): New.
5123 (plogicprefix): Likewise.
5125 * config/i386/mmx.md (mmx_<code><mode>3): New.
5126 (mmx_and<mode>3): Removed.
5127 (mmx_ior<mode>3): Likewise.
5128 (mmx_xor<mode>3): Likewise.
5130 * config/i386/sse.md (<code><mode>3): New.
5131 (*<code><mode>3): Likewise.
5132 (*<code><mode>3): Likewise.
5133 (<code><mode>3): Likewise.
5134 (*sse_<code><mode>3): Likewise.
5135 (*sse2_<code><mode>3): Likewise.
5136 (<code>tf3): Likewise.
5137 (*<code>tf3): Likewise.
5138 (and<mode>3): Likewise.
5139 (*and<mode>3): Likewise.
5140 (ior<mode>3): Removed.
5141 (*ior<mode>3): Likewise.
5142 (xor<mode>3): Likewise.
5143 (*xor<mode>3): Likewise.
5144 (*and<mode>3): Likewise.
5145 (*ior<mode>3): Likewise.
5146 (*xor<mode>3): Likewise.
5147 (and<mode>3): Likewise.
5148 (*sse_and<mode>3): Likewise.
5149 (*sse2_and<mode>3): Likewise.
5151 (*andtf3): Likewise.
5152 (ior<mode>3): Likewise.
5153 (*sse_ior<mode>3): Likewise.
5154 (*sse2_ior<mode>3): Likewise.
5156 (*iortf3): Likewise.
5157 (xor<mode>3): Likewise.
5158 (*sse_xor<mode>3): Likewise.
5159 (*sse2_xor<mode>3): Likewise.
5161 (*xortf3): Likewise.
5163 2008-04-02 Richard Guenther <rguenther@suse.de>
5165 PR tree-optimization/14495
5166 PR tree-optimization/34793
5167 * tree-vrp.c (struct switch_update): New structure.
5168 (to_remove_edges, to_update_switch_stmts): New VECs.
5169 (simplify_switch_using_ranges): New function. Remove not taken
5170 case labels and edges.
5171 (simplify_stmt_using_ranges): Call it.
5172 (identify_jump_threads): Mark edges we have queued for removal
5173 so we don't thread them.
5174 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5176 * tree-cfg.c (group_case_labels): Deal with missing default label.
5177 (tree_verify_flow_info): Allow missing default label.
5178 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5179 (emit_case_nodes): Likewise.
5180 (expand_case): Do not rely on the default label to be present.
5181 * expr.c (try_casesi): Deal with NULL default_label.
5182 (do_tablejump): Likewise.
5184 2008-04-02 Richard Guenther <rguenther@suse.de>
5186 PR tree-optimization/14495
5187 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5188 SWITCH_EXPR here ...
5189 (vrp_visit_switch_stmt): ... but here (new function).
5190 (find_case_label_index): New helper function.
5191 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5193 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5195 * fwprop.c: Fix ISO-C99ism.
5197 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5200 * Makefile.in (objdir): Set it here.
5201 * configure.ac: Not here. Find dynamic linker characteristics.
5202 * exec-tool.in: Use them.
5203 * aclocal.m4: Regenerate.
5204 * configure: Regenerate.
5206 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5208 * expr.c (expand_var): Delete it.
5209 * expr.h (expand_var): Delete prototype.
5210 * function.c (expand_function_start): Use expand_decl instead.
5211 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5214 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5216 PR rtl-optimization/35542
5217 * fwprop.c (forward_propagate_and_simplify): Replace
5218 loc_reg_mentioned_in_p with reg_mentioned_p.
5220 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5222 PR rtl-optimization/35281
5223 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5224 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5225 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5226 (varying_mem_p): Move above propagate_rtx.
5227 (all_uses_available_at): Do not check MEMs.
5229 2008-04-02 Rafael Espindola <espindola@google.com>
5231 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5232 (register_edge_assert_for_2): Split the cond argument.
5233 (register_edge_assert_for_1): Adjust for the change in
5234 register_edge_assert_for_2.
5235 (register_edge_assert_for): Split the cond argument.
5236 (find_switch_asserts): Adjust for the change in
5237 register_edge_assert_for.
5239 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5241 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5242 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5243 offsets for 64-bit mingw.
5244 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5245 abi for x86_64-pc-mingw.
5247 2008-04-02 Richard Guenther <rguenther@suse.de>
5249 * tree-vrp.c (extract_range_from_assert): Make sure to not
5250 produce range min/max with TREE_OVERFOW set.
5251 If merging a anti-range and a range keep the anti-range if
5252 the range covers all values of the type.
5253 (register_edge_assert_for_2): Only allow sign-changing
5254 conversions in detecting canonical range checks. Also
5255 register an assert for the unsigned name if useful.
5257 PR tree-optimization/35787
5258 * tree-vrp.c (vrp_val_max): New function.
5259 (vrp_val_min): Likewise.
5260 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5261 (vrp_val_is_min): Likewise.
5262 (supports_overflow_infinity): Use vrp_val_{min,max}.
5263 (negative_overflow_infinity): Likewise.
5264 (positive_overflow_infinity): Likewise.
5265 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5266 (is_positive_overflow_infinity): Likewise.
5267 (is_overflow_infinity): Likewise.
5268 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5269 vrp_val_is_{min,max}.
5270 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5271 to ranges if possible. Avoid empty ranges.
5273 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5276 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5277 the expression is a function address.
5279 2008-04-01 George Helffrich <george@gcc.gnu.org>
5281 PR fortran/35154, fortran/23057
5282 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5283 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5284 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5285 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5287 (dbxout_syms): Check for COMMON-based symbol and wrap in
5288 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5289 in bracket for efficiency.
5291 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5292 using DW_TAG_common_block + member offset.
5293 (add_pubname_string): New function.
5294 (dw_expand_expr): New function to find block name and offset for
5296 (common_check): New function to check whether symbol in Fortran COMMON.
5297 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5299 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5302 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5304 2008-04-02 Ben Elliston <bje@au.ibm.com>
5306 * config/v850/v850.md (casesi): Remove if (0) code.
5307 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5308 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5310 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5312 * config/i386/i386.md (rex64suffix): New mode attribute.
5313 (floathi<mode>2): Disable expander for SSE math.
5314 (*floathi<mode>2_1): New insn insn_and_split pattern.
5315 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5316 corresponding post-reload splitters.
5317 (*floathi<mode>2_i387): New macroized insn pattern.
5318 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5319 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5320 insn_and_split pattern.
5321 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5322 New macroized instruction patterns and corresponding post-reload
5324 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5325 and corresponding post-reload splitters.
5326 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5327 New macroized instruction patterns.
5328 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5329 macroized instruction patterns and corresponding post-reload splitters.
5330 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5331 corresponding post-reload splitters.
5332 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5333 New macroized instruction patterns.
5334 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5335 corresponding post-reload splitters.
5336 (*floatsi<mode>2_i387): New macroized instruction patterns.
5338 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5340 * config/i386/i386.md (smaxmin): New.
5341 (umaxmin): Likewise.
5342 (maxminiprefix): Likewise.
5343 (maxminfprefix): Likewise.
5344 (<code><mode>3): Likewise.
5345 (smin<mode>3): Removed.
5346 (smax<mode>3): Likewise.
5348 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5349 (mmx_<code>v4hi3): Likewise.
5350 (mmx_<code>v8qi3): Likewise.
5351 (mmx_smaxv2sf3): Removed.
5352 (mmx_sminv2sf3): Likewise.
5353 (mmx_umaxv8qi3): Likewise.
5354 (mmx_smaxv4hi3): Likewise.
5355 (mmx_uminv8qi3): Likewise.
5356 (mmx_sminv4hi3): Likewise.
5358 * config/i386/sse.md (<addsub><mode>3): New.
5359 (*<addsub><mode>3): Likewise.
5360 (<sse>_vm<addsub><mode>3): Likewise.
5361 (<maxmin><mode>3): Likewise.
5362 (*<maxmin><mode>3_finite): Likewise.
5363 (*<maxmin><mode>3): Likewise.
5364 (<sse>_vm<maxmin><mode>3): Likewise.
5365 (sse3_h<addsub>v4sf3): Likewise.
5366 (sse3_h<addsub>v2df3): Likewise.
5367 (<maxmin>v16qi3): Likewise.
5368 (*<maxmin>v16qi3): Likewise.
5369 (<maxmin>v8hi3): Likewise.
5370 (*<maxmin>v8hi3): Likewise.
5371 (*sse4_1_<maxmin><mode>3): Likewise.
5372 (*sse4_1_<maxmin><mode>3): Likewise.
5373 (add<mode>3): Removed.
5374 (*add<mode>3): Likewise.
5375 (<sse>_vmadd<mode>3): Likewise.
5376 (sub<mode>3): Likewise.
5377 (*sub<mode>3): Likewise.
5378 (<sse>_vmsub<mode>3): Likewise.
5379 (smin<mode>3): Likewise.
5380 (*smin<mode>3_finite): Likewise.
5381 (*smin<mode>3): Likewise.
5382 (<sse>_vmsmin<mode>3): Likewise.
5383 (smax<mode>3): Likewise.
5384 (*smax<mode>3_finite): Likewise.
5385 (*smax<mode>3): Likewise.
5386 (<sse>_vmsmax<mode>3): Likewise.
5387 (sse3_haddv4sf3): Likewise.
5388 (sse3_haddv2df3): Likewise.
5389 (sse3_hsubv4sf3): Likewise.
5390 (sse3_hsubv2df3): Likewise.
5391 (umaxv16qi3): Likewise.
5392 (*umaxv16qi3): Likewise.
5393 (smaxv8hi3): Likewise.
5394 (*smaxv8hi3): Likewise.
5395 (*sse4_1_smax<mode>3): Likewise.
5396 (*sse4_1_umax<mode>3): Likewise.
5397 (uminv16qi3): Likewise.
5398 (*uminv16qi3): Likewise.
5399 (sminv8hi3): Likewise.
5400 (*sminv8hi3): Likewise.
5401 (*sse4_1_smin<mode>3): Likewise.
5402 (*sse4_1_umin<mode>3): Likewise.
5404 2008-04-01 Rafael Espindola <espindola@google.com>
5406 * tree-cfg.c (verify_expr): remove in_phi.
5407 (verify_stmt): Don't call walk_tree with verify_expr. Use
5408 is_gimple_min_invariant instead of is_gimple_val.
5410 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5412 * doc/include/gpl_v3.texi: Update for manpage generation.
5413 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5415 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5416 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5417 gpl_v3.texi instead of gpl.texi.
5420 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5423 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5425 2008-04-01 Rafael Espindola <espindola@google.com>
5427 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5428 (extract_code_and_val_from_cond): Use
5429 extract_code_and_val_from_cond_with_ops.
5431 2008-04-01 Jan Hubicka <jh@suse.cz>
5433 * function.c (free_after_compilation): Free epilogue_delay_list.
5434 (prepare_function_start): Assert that previous compilation was freed.
5436 2008-04-01 Jan Hubicka <jh@suse.cz>
5437 Jim Wilson <wilson@tuliptree.org>
5438 Andreas Tobler <andreast@gcc.gnu.org>
5441 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5442 rtl.emit instead cfun->emit.
5443 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5444 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5446 2008-04-01 Ben Elliston <bje@au.ibm.com>
5448 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5450 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5452 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5454 (fprofile-use): Add var flag_profile_use
5455 * coverage.c (coverage_begin_output): Do not open a gcno file for
5456 output only if -ftest-coverage is set.
5457 Do not add getpwd() to gcda file path.
5458 (build_gcov_info): Check the new flag
5459 flag_profile_datafile_relative_path.
5460 (coverage_init): Use profile_data_prefix.
5461 Read profile counter only if flag_profile_use is set.
5462 * opts.c (common_handle_option): New option fprofile-use=,
5463 fprofile-dir=, fprofile-generate=.
5464 * toplev.c (profile_data_prefix): New variable definition.
5465 * toplev.h (profile_data_prefix): New declaration.
5466 * doc/invoke.tex (Option Summary, Optimization Options):
5469 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5471 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5472 use tmp consistently.
5475 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5476 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5477 UNSPEC_FR_RECIP_APPROX_RES.
5478 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5480 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5483 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5485 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5488 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5489 element of the vector via a pointer.
5491 2008-03-31 Ian Lance Taylor <iant@google.com>
5493 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5495 2008-03-31 Jan Hubicka <jh@suse.cz>
5497 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5498 get_arg_pointer_save_area.
5499 * expr.c (init_expr): Just clear out rtl.expr.
5500 * function.c (free_after_compilation): Clear out whole RTL structure.
5501 (get_func_frame_size): Merge into ...
5502 (get_frame_size): ... this one.
5503 (assign_stack_local_1): Merge into ...
5504 (assign_stack_local): ... this one.
5505 (expand_function_end): Update call of get_arg_pointer_save_area.
5506 (get_art_pointer_save_area): Remove cfun argument.
5507 * function.h (emit_status): regno_pointer_align does not need length
5508 attribute. Move x_regno_reg_rtx to ...
5509 (regno_reg_rtx): ... new global array.
5510 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5511 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5512 apply_args_value, forced_labels, stack_pointer_delta):
5514 (struct varasm_status): Move here from varasm.c
5515 (struct rtl_data): New. Move here some fields from struct function.
5516 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5517 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5518 used_temp_slots avail_temp_slots, temp_slot_level,
5519 nonlocal_goto_handler_labels): Update accesstors.
5520 (rtl): New global variable.
5521 (struct function): Move some fileds to rtl_data.
5522 (get_arg_pointer_save_area): Update prototype.
5523 * emit-rtl.c (rtl): Declare.
5524 (regno_reg_rtx): Declare.
5525 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5527 (gen_reg_rtx): Update.
5528 (init_virtual_regs): Do not tate emit_status argument.
5529 (init_emit): Do not allocate emit.
5530 * varasm.c (varasm_statuc): Move to function.h.
5531 (n_deferred_constatns): Update accestor.
5532 (init_varasm_status): Do not allocate varasm_status.
5533 (force_const_mem, get_pool_size, output_constant_pool): Update.
5534 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5535 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5537 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5539 PR rtl-optimization/35729
5540 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5543 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5546 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5547 load/store if memory is unaligned.
5548 (*movti_rex64): Likewise.
5550 * config/i386/predicates.md (misaligned_operand): New.
5552 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5555 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5558 2008-03-31 Jan Beulich <jbeulich@novell.com>
5560 * config/ia64/constraints.md: Add 'j' constraint.
5561 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5562 (movdi_internal): Likewise.
5564 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5567 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5569 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5572 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5573 proper error message for the third argument on blendpd and
5576 * config/i386/sse.md (blendbits): New.
5577 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5579 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5581 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5583 2008-03-30 Richard Guenther <rguenther@suse.de>
5586 * fold-const.c (fold_sign_changed_comparison): Do leave
5587 conversions to base-types alone.
5589 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5591 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5592 the link register if one altivec register is be saved.
5594 2008-03-30 Ben Elliston <bje@au.ibm.com>
5596 * final.c (final_scan_insn): Remove if (0) code.
5598 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5600 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5602 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5604 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5605 of V4SFmode to ix86_binary_operator_ok.
5607 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5609 * config/i386/i386.c (override_options): Initialize
5610 ix86_veclib_handler to ix86_veclibabi_svml when
5611 -mveclibabi=svml is used.
5612 (ix86_veclibabi_svml): New function for SVML ABI style
5613 vectorization support.
5614 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5616 2008-03-28 Rafael Espindola <espindola@google.com>
5618 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5619 (tree_binary_nonnegative_warnv_p): Make it public.
5620 (tree_single_nonnegative_warnv_p): Make it public.
5621 (tree_invalid_nonnegative_warnv_p): Make it public.
5622 (tree_unary_nonzero_warnv_p): Make it public.
5623 (tree_binary_nonzero_warnv_p): Make it public
5624 (tree_single_nonzero_warnv_p): Make it public.
5625 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5626 (extract_range_from_binary_expr): Split the expr argument.
5627 (extract_range_from_unary_expr): Split the expr argument.
5628 (extract_range_from_comparison): Split the expr argument.
5629 (extract_range_from_expr): Use the new aux functions.
5630 (vrp_evaluate_conditional_warnv): Use
5631 vrp_evaluate_conditional_warnv_with_ops.
5632 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5633 (tree_binary_nonzero_warnv_p): Declare.
5634 (tree_single_nonzero_warnv_p): Declare.
5635 (tree_expr_nonzero_warnv_p): Declare.
5636 (tree_unary_nonnegative_warnv_p): Declare.
5637 (tree_binary_nonnegative_warnv_p): Declare.
5638 (tree_single_nonnegative_warnv_p): Declare.
5639 (tree_invalid_nonnegative_warnv_p): Declare.
5641 2008-03-28 Richard Guenther <rguenther@suse.de>
5643 PR tree-optimization/30317
5644 PR tree-optimization/30911
5645 PR tree-optimization/34793
5646 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5647 (struct assert_locus_d): New member EXPR.
5648 (register_new_assert_for): Add EXPR parameter to support
5649 ASSERT_EXPR <name, expr OP limit>.
5650 (register_edge_assert_for_1): Adjust callers.
5651 (find_assert_locations): Likewise.
5652 (process_assert_insertions_for): Build condition from expression.
5653 (extract_range_from_assert): Handle ASSERT_EXPRs
5654 of the form ASSERT_EXPR <name, expr OP limit>.
5655 (register_edge_assert_for_2): New helper registering
5656 asserts for comparisons. Recognize range tests of the form
5657 (unsigned)i - CST1 OP CST2.
5658 (register_edge_assert_for_1): Use it.
5659 (register_edge_assert_for): Likewise.
5660 (needs_overflow_infinity): Integer sub-types
5661 do not need overflow infinities.
5662 (vrp_val_is_max): The extreme values of integer sub-types
5663 are those of the base type.
5664 (vrp_val_is_min): Likewise.
5665 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5668 2008-03-28 Nick Clifton <nickc@redhat.com>
5671 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5672 Return GENERAL_REGS for stack adjustment reloads.
5674 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5677 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5678 const_vector when all the vectors are constant.
5680 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5682 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5684 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5685 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5687 (s<code>_sf): Use new scc_sf attribute for opcode names.
5689 2008-03-27 Tom Tromey <tromey@redhat.com>
5691 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5692 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5693 config/spu/t-spu-elf, config/i386/t-interix,
5694 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5695 config/i386/x-darwin, config/i386/x-mingw32,
5696 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5697 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5698 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5699 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5700 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5701 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5702 config/score/t-score-elf, config/arm/t-strongarm-pe,
5703 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5704 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5705 Revert automatic dependency patch.
5707 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5710 * config/i386/i386.c (ix86_function_arg_boundary): Align
5711 decimal floating point to its natural boundary.
5713 2008-03-27 Richard Guenther <rguenther@suse.de>
5716 * fold-const.c (fold_comparison): Restrict distinct decl
5717 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5718 solely rely on operand_equal_p.
5720 2008-03-27 Richard Guenther <rguenther@suse.de>
5723 * c-common.c (handle_weak_attribute): Reject combination of
5726 2008-03-27 Richard Guenther <rguenther@suse.de>
5728 PR tree-optimization/32810
5729 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5730 conversions from DECL_INITIAL.
5731 (fold_const_aggregate_ref): Likewise from constructor elements.
5733 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5735 * tree-affine.h (aff_combination_expand): Declare.
5736 (get_inner_reference_aff): Likewise.
5737 * tree-affine.c (aff_combination_expand): Split out from
5738 tree_to_aff_combination_expand.
5739 (get_inner_reference_aff): New function.
5740 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5741 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5742 (struct lim_aux_data): sm_done field removed.
5743 (mem_ref_loc_p, mem_ref_locs_p): New types.
5744 (struct mem_ref): Added id, stored, accesses_in_loop,
5745 indep_loop, dep_loop, indep_ref, dep_ref fields.
5746 Removed is_stored, locs and next fields.
5747 (memory_accesses): New variable.
5748 (movement_possibility): Do not allow moving statements
5749 that store to memory.
5750 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5752 (determine_max_movement): For statements with memory references,
5753 find the outermost loop in that the reference is independent.
5754 (move_computations_stmt): Mark the virtual operands for renaming.
5755 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5756 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5757 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5758 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5759 create_vop_ref_mapping, analyze_memory_references,
5760 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5761 get_all_locs_in_loop, ref_always_accessed_p,
5762 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5763 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5764 store_motion_loop, store_motion): New functions.
5765 (struct vop_to_refs_elt): New type.
5766 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5767 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5768 (schedule_sm): Replaced by...
5769 (execute_sm): ... this.
5770 (determine_lsm_ref, hoist_memory_references,
5771 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5772 find_more_ref_vops, free_mem_ref, free_mem_refs,
5773 determine_lsm_loop, determine_lsm): Removed.
5774 (tree_ssa_lim_finalize): Free data structures used by store motion.
5775 (tree_ssa_lim): Call analyze_memory_references. Use
5776 store_motion instead of determine_lsm.
5778 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5780 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5781 rename tmake_file to m68hc11/t-m68hc11.
5782 (mcore): Set inhibit_libc to true.
5783 * config.host (alpha*-dec-*vms*): Set extra_programs.
5784 (interix3*): Don't use host_xmake_file.
5785 * configure.ac: Let config.gcc override inhibit_libc.
5786 * configure: Regenerate.
5788 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5789 * config/t-openbsd-thread: Remove commented out lines.
5791 * config/x-interix: Remove.
5793 * config/m68hc11/t-m68hc11-gas: Rename to...
5794 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5796 * config/mcore/t-mcore: Remove T_CFLAGS.
5797 * config/mcore/t-mcore-pe: Likewise.
5799 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5801 * configure.ac: Replace custom __GNU_SOURCE test with
5802 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5803 * aclocal.m4: Regenerate.
5804 * configure: Regenerate.
5805 * config.in: Regenerate.
5807 2008-03-27 Richard Guenther <rguenther@suse.de>
5809 * fold-const.c (target.h): Include.
5810 (fold_comparison): Fold comparison of addresses of decls
5811 that bind locally or of constants. Consolidate address folding code.
5812 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5813 results from fold_binary_to_constant.
5814 (compare_values_warnv): Likewise.
5816 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5819 * fold-const.c (fold_truthop): Check for integeral types when folding
5820 a == 0 && b == 0 and a != 0 || b != 0 .
5822 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5824 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5826 2008-03-26 Andreas Schwab <schwab@suse.de>
5828 * doc/invoke.texi: Fix use of @item vs. @itemx.
5830 2008-03-26 Tom Tromey <tromey@redhat.com>
5832 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5833 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5834 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5835 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5836 build/genconstants.o, build/genemit.o, build/genextract.o,
5837 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5838 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5841 2008-03-26 Richard Guenther <rguenther@suse.de>
5844 2008-03-26 Richard Guenther <rguenther@suse.de>
5846 * fold-const.c (target.h): Include.
5847 (fold_comparison): Fold comparison of addresses of two decls
5848 that bind locally. Consolidate address folding code.
5850 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5852 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5853 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5854 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5855 dconstsqrt2, dconstthird, dconste and/or dconst10.
5856 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5857 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5858 dconstsqrt2, dconste): Delete.
5859 (init_emit_once): Likewise. Simplify initializing dconstm1.
5861 * real.c (get_real_const): New.
5862 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5863 dconstsqrt2, dconste): Delete.
5864 (real_value_const, get_real_const): New.
5866 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5868 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5870 * config/i386/i386.c (ix86_function_arg_boundary): Check
5871 BIGGEST_ALIGNMENT instead of 128.
5872 (setup_incoming_varargs_64): Likewise.
5874 2008-03-26 Tom Tromey <tromey@redhat.com>
5876 * Makefile.in (DEPFILES): Add missing '/'.
5878 2008-03-26 Richard Guenther <rguenther@suse.de>
5880 * fold-const.c (target.h): Include.
5881 (fold_comparison): Fold comparison of addresses of two decls
5882 that bind locally. Consolidate address folding code.
5884 2008-03-26 Nick Clifton <nickc@redhat.com>
5887 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5888 not allow INT+INT as a legitimate addressing mode.
5890 2008-03-26 Richard Guenther <rguenther@suse.de>
5892 * tree-flow.h (widen_bitfield): Remove declaration.
5893 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5894 (widen_bitfield): Remove function.
5895 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5898 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5901 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5904 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5906 PR rtl-optimization/35232
5907 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5908 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5909 reg_reloaded_call_part_clobbered here.
5910 (reload_regs_reach_end_p): New function.
5911 (reload_reg_rtx_for_input): New variable.
5912 (reload_reg_rtx_for_output): Likewise.
5913 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5914 when reassigning a pseudo register. Load reloadreg from
5915 reload_reg_rtx_for_input, moving the mode and register
5917 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5918 instead of the original when deciding whether an input reload
5919 would be a no-op or whether an output reload can be deleted.
5920 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5921 when setting up new_spill_reg_store. Load it from
5922 reload_reg_rtx_for_output, moving the mode and register
5924 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5925 instead of the original when deciding whether an output reload
5926 would be a no-op. Do the same when modifying insn notes.
5927 Use rtx_equal_p instead of == to compare the registers.
5928 (inherit_piecemeal_p): Take a mode and two register numbers
5930 (emit_reload_insns): Clear new_spill_reg_store for every hard
5931 register in the reload register. Remove spill registers
5932 from reg_reloaded_valid before considering whether to record
5933 inheritance information for them. Use reload_reg_rtx_for_output
5934 instead of reg_rtx when recording output reloads. Use
5935 reload_reg_rtx_for_input instead of reg_rtx when recording
5936 input reloads. Set or clear reg_reloaded_call_part_clobbered
5937 at the same time as setting reg_reloaded_valid.
5938 (delete_output_reload): Add a new_reload_reg parameter and use it
5939 instead of rld[j].reg_rtx.
5940 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5943 2008-03-25 Tom Tromey <tromey@redhat.com>
5945 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5946 (build/genattr.o): Likewise.
5947 (build/genattrtab.o): Likewise.
5948 (build/gencodes.o): Likewise.
5949 (build/genconfig.o): Likewise.
5950 (build/genconstants.o): Likewise.
5951 (build/genemit.o): Likewise.
5952 (build/genextract.o): Likewise.
5953 (build/genflags.o): Likewise.
5955 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5957 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5958 instead of size_int for integer types.
5959 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5960 to match type of MINUS_EXPR.
5962 2008-03-25 Tom Tromey <tromey@redhat.com>
5964 * configure: Rebuilt.
5965 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5968 2008-03-25 Tom Tromey <tromey@redhat.com>
5970 * config/x-solaris (host-solaris.o): Update.
5971 * config/x-linux (host-linux.o): Update.
5972 * config/x-hpux (host-hpux.o): Update.
5973 * config/x-darwin (host-darwin.o): Update.
5974 * config/v850/t-v850e (v850-c.o): Update.
5975 * config/v850/t-v850 (v850-c.o): Update.
5976 * config/t-vxworks (vxworks.o): Update.
5977 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5978 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5979 * config/spu/t-spu-elf (spu-c.o): Update.
5981 * config/sh/t-symbian (sh-c.o): Update.
5982 (symbian.o): Update.
5983 * config/sh/t-sh (sh-c.o): Update.
5984 * config/score/t-score-elf (score7.o, score3.o): Update.
5985 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5986 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5987 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5988 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5990 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5991 * config/m32c/t-m32c (m32c-pragma.o): Update.
5992 * config/ia64/t-ia64 (ia64-c.o): Update.
5993 * config/i386/x-mingw32 (host-mingw32.o): Update.
5994 * config/i386/x-i386 (driver-i386.o): Update.
5995 * config/i386/x-darwin (host-i386-darwin.o): Update.
5996 * config/i386/x-cygwin (host-cygwin.o): Update.
5997 * config/i386/t-nwld (nwld.o): Update.
5998 * config/i386/t-netware (netware.o): Update.
5999 * config/i386/t-interix (winnt.o): Update.
6000 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
6001 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
6002 msformat-c.o): Update.
6003 * config/bfin/t-bfin-linux (generated_files): Add
6004 linux-sysroot-suffix.h.
6005 * config/arm/t-wince-pe (pe.o): Update.
6006 * config/arm/t-strongarm-pe (pe.o): Update.
6007 * config/arm/t-pe (pe.o): Update.
6008 * config/arm/t-arm (arm-c.o): Update.
6009 * doc/install.texi (Prerequisites): Require make 3.80.
6010 * Makefile.in: Remove .o targets.
6011 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
6012 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
6013 (simple_generated_h, simple_generated_c): Move earlier.
6014 (generated_files): New variable.
6015 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6016 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6017 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6018 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6019 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6020 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6021 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6022 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6023 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6024 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6025 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6026 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6028 (COMPILE.base, COMPILE): New variables.
6029 (%.o): New pattern rule.
6030 (ALL_HOST_OBJS): New variable.
6031 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6032 (dummy-checksum.o, cc1-checksum.o): Remove.
6033 (DRIVER_SHLIB): New variable.
6034 (DRIVER_DEFINES): Use it.
6035 (gencondmd.c): Move out of build/.
6036 (s-conditions): Update.
6037 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6038 (ALL_BUILD_OBJS): Likewise.
6039 (build/%.o): Use BUILDCOMPILE.
6040 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6041 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6042 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6043 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6044 build/genconfig.o, build/genconstants.o, build/genemit.o,
6045 build/genextract.o, build/genflags.o, build/genmddeps.o,
6046 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6047 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6048 build/gen-protos.o, build/scan.o, build/fix-header.o,
6049 build/scan-decls.o): Simplify.
6050 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6051 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6052 prefix.o, toplev.o): Reduce to variable setting.
6053 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6054 ($(out_object_file), gcc-options.o): New targets.
6055 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6056 * configure: Rebuilt.
6057 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6058 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6060 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6062 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6063 complain when we hit an error, return ERROR_MARK_NODE.
6065 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6067 * config/sh/constraints.md (Pso, Psz): New constraints.
6068 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6069 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6071 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6073 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6074 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6076 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6078 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6079 (prefetch_sh2a): New.
6081 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6082 Naveen.H.S <naveen.hs@kpitcummins.com>
6084 * config/sh/constraints.md (I28): New constraint.
6085 * config/sh/sh.c (broken_move): Add support for movi20s.
6086 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6088 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6089 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6090 Naveen.H.S <naveen.hs@kpitcummins.com>
6092 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6093 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6094 (print_operand): Handle resbank in %@ operand code.
6095 (sh_encode_section_info): New.
6096 (push_regs): Add conditions for resbank.
6097 (sh_expand_epilogue): Likewise.
6098 (sh_insert_attributes): Likewise.
6099 (sh_attribute_table): Likewise.
6100 (sh_handle_resbank_handler_attribute): New.
6101 (sh2a_handle_function_vector_handler_attribute): New.
6102 (sh2a_is_function_vector_call): New.
6103 (sh2a_get_function_vector_number): New.
6104 (sh2a_function_vector_p): New.
6105 (sh_cfun_resbank_handler_p): New.
6106 * config/sh/sh.md (calli): Emit jsr/n if possible.
6107 (calli_tbr_rel): New.
6108 (calli_pcrel): Emit jsr/n if possible.
6109 (return_i): Emit rts/n if possible.
6110 (call_valuei_tbr_rel): New.
6111 (call_valuei_pcrel): Add condition for SH2A target.
6112 (call_value): Likewise.
6113 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6114 (sh2a_get_function_vector_number): Likewise.
6115 (sh2a_is_function_vector_call): Likewise.
6116 * doc/extend.texi: Document TBR relative addressing of SH2A.
6117 (resbank): Add description for SH2A.
6119 2008-03-24 Richard Guenther <rguenther@suse.de>
6122 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6123 pointer assignments change conversions according to middle-end rules.
6124 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6125 * configure.ac: Include type checking in yes.
6126 * configure: Regenerate.
6128 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6130 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6131 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6133 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6135 * gthr-vxworks.h (UNUSED): Define.
6137 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6139 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6141 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6143 * doc/extend.texi (Function Attributes): Add missing comma in the
6144 example of the "alloc_size" attribute.
6146 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6149 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6151 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6154 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6157 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6158 of the underlying type of a MS bitfield layout to the natural
6159 alignment of the type.
6161 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6163 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6164 to their natural alignment to avoid store forwarding stalls.
6166 2008-03-22 Richard Guenther <rguenther@suse.de>
6168 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6169 For PHI nodes verify the address is invariant.
6170 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6171 (get_symbol_constant_value): Use is_gimple_min_invariant.
6172 (maybe_fold_stmt_indirect): Likewise.
6174 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6176 PR rtl-optimization/33927
6177 * Makefile.in (dse.o): Depend on $(TM_P_H).
6178 * expr.h (extract_low_bits): Declare.
6179 * expmed.c (extract_low_bits): New function.
6180 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6181 * dse.c: Include tm_p.h.
6182 (find_shift_sequence): Remove the read_reg argument and return the
6183 read value. Emit the instructions instead of returning them.
6184 Iterate on new_mode rather than calculating it each time.
6185 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6186 source to NEW_MODE and extract_low_bits to convert the shifted
6188 (replace_read): Allow the load and store to have different mode
6189 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6190 or extraction instructions before trying the replacement. Update
6191 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6193 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6195 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6196 to their natural alignment to avoid store forwarding stalls.
6198 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6201 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6202 encouraging but not allowing gprs for input;
6203 change the input constraint to !f#r.
6204 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6206 change the output constraint to !f#r.
6208 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6211 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6212 corresponding post-reload splitters.
6213 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6214 when x87 FP math is selected.
6215 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6216 New function prototype.
6217 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6218 unreachable function to ease macroization of insn patterns.
6220 2008-03-21 Martin Jambor <mjambor@suse.cz>
6222 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6223 reference dumps if ddr is NULL or dependence is unknown.
6225 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6227 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6228 unsigned extension into account.
6229 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6230 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6231 Do computations on a scratch register.
6233 2008-03-21 Richard Guenther <rguenther@suse.de>
6235 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6236 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6237 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6238 * tree-ssa-dom.c (record_equality): Likewise.
6239 * tree-inline.c (copy_body_r): Likewise.
6240 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6243 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6245 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6246 as 'delete_unused' argument.
6248 2008-03-20 Richard Guenther <rguenther@suse.de>
6250 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6251 special casing of constant qualifiers.
6252 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6253 care about them in general.
6254 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6255 regardless of their type.
6256 (fold_stmt_r): Forcefully fold *& if we end up with that.
6258 2008-03-20 Paul Brook <paul@codesourcery.com>
6260 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6261 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6263 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6265 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6266 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6268 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6270 * common.opt (Wmudflap): New option.
6271 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6272 (mx_register_decls): Likewise.
6273 (mudflap_finish_file): Likewise.
6274 * doc/invoke.texi: Document -Wno-mudflap.
6276 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6278 * c-format.c (replace_format_name_to_system_name): New.
6280 (convert_format_name_to_system_name): New.
6281 (decode_format_attr): Add use of convert_format_name_to_system_name.
6282 (format_types_orig): Add gnu_ prefix to names.
6283 (check_format_info_main): Special treating of \0 escaped names for
6284 supporting multi-character format specifiers as I32, I64.
6285 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6286 (gnu_target_overrides_format_attributes): New.
6287 * c-format.h: Add structure target_ovr_attr to hold
6288 system specific formatter names.
6289 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6290 msformat-c.o file to c_target_objs and cxx_target_objs.
6291 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6292 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6293 (TARGET_N_FORMAT_TYPES): New.
6294 * config/i386/msformat-c.c: New.
6295 * config/i386/t-cygming: Add build rule for msformat-c.o.
6296 * doc/extend.texi: Add new format names gnu_* and ms_* and
6298 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6300 2008-03-20 Ira Rosen <irar@il.ibm.com>
6302 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6303 optimizations turned on under -O3.
6304 (ftree-vectorize): Add that the flag is turned on with -O3.
6306 2008-03-20 Ben Elliston <bje@au.ibm.com>
6308 * regmove.c (try_auto_increment): Fix spelling error in comment.
6309 * final.c (final_scan_insn): Likewise.
6311 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6314 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6315 allocator preferences for "y" and "r" class registers.
6316 ("*mov<mode>_internal"): Ditto.
6317 ("*movv2sf_internal_rex64"): Ditto.
6318 ("*movv2sf_internal"): Ditto.
6320 2008-03-19 Michael Matz <matz@suse.de>
6323 * calls.c (expand_call): Check overlap of arguments with call
6324 address for sibcalls.
6326 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6329 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6330 of the underlying type of a MS bitfield layout to the natural
6331 alignment of the type.
6333 2008-03-19 Jan Hubicka <jh@suse.cz>
6336 * toplev.c (decode_d_option): Handle all CPP flags.
6337 * tree-vrp.c: Update tree_pass descriptors.
6338 * regrename.c: Update tree_pass descriptors.
6339 * fwprop.c: Update tree_pass descriptors.
6340 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6341 * tree-into-ssa.c: Update tree_pass descriptors.
6342 * tree-dump.c: Update tree_pass descriptors.
6343 * tree-complex.c: Update tree_pass descriptors.
6344 * tree-dump.h: Update tree_pass descriptors.
6345 * see.c: Update tree_pass descriptors.
6346 * cgraphbuild.c: Update tree_pass descriptors.
6347 * tracer.c: Update tree_pass descriptors.
6348 * tree-loop-distribution.c: Update tree_pass descriptors.
6349 * cgraph.c: Update tree_pass descriptors.
6350 * postreload-gcse.c: Update tree_pass descriptors.
6351 * postreload.c: Update tree_pass descriptors.
6352 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6353 * tree-tailcall.c: Update tree_pass descriptors.
6354 * tree-pass.h (tree_opt_pass): Rename to ...
6355 (opt_pass) ... this one; add "type" field and remove letter field.
6356 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6357 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6358 all_lowering_passes): Update declaration.
6359 * ipa-cp.c: Update tree_pass descriptors.
6360 * final.c: Update tree_pass descriptors.
6361 * omp-low.c: Update tree_pass descriptors.
6362 * tree-ssa-dse.c: Update tree_pass descriptors.
6363 * ipa-reference.c: Update tree_pass descriptors.
6364 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6365 * auto-inc-dec.c: Update tree_pass descriptors.
6366 * reorg.c: Update tree_pass descriptors.
6367 * cgraphunit.c: Update tree_pass descriptors.
6368 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6369 * tree-ssa-ccp.c: Update tree_pass descriptors.
6370 * df-core.c: Update tree_pass descriptors.
6371 * mode-switching.c: Update tree_pass descriptors.
6372 * tree-nomudflap.c: Update tree_pass descriptors.
6373 * modulo-sched.c: Update tree_pass descriptors.
6374 * ipa-pure-const.c: Update tree_pass descriptors.
6375 * cse.c: Update tree_pass descriptors.
6376 * web.c: Update tree_pass descriptors.
6377 * tree-stdarg.c: Update tree_pass descriptors.
6378 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6379 * tree-ssa-dom.c: Update tree_pass descriptors.
6380 * tree-nrv.c: Update tree_pass descriptors.
6381 * tree-ssa-alias.c: Update tree_pass descriptors.
6382 * loop-init.c: Update tree_pass descriptors.
6383 * gimple-low.c: Update tree_pass descriptors.
6384 * ipa-inline.c: Update tree_pass descriptors.
6385 * tree-ssa-sink.c: Update tree_pass descriptors.
6386 * global.c: Update tree_pass descriptors.
6387 * ifcvt.c: Update tree_pass descriptors.
6388 * jump.c: Update tree_pass descriptors.
6389 * predict.c: Update tree_pass descriptors.
6390 * tree-ssa-loop.c: Update tree_pass descriptors.
6391 * recog.c: Update tree_pass descriptors.
6392 * dse.c: Update tree_pass descriptors.
6393 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6394 * tree-eh.c: Update tree_pass descriptors.
6395 * regmove.c: Update tree_pass descriptors.
6397 * function.c: Update tree_pass descriptors.
6398 * tree-vectorizer.c: Update tree_pass descriptors.
6399 * gcse.c: Update tree_pass descriptors.
6400 * ipa-type-escape.c: Update tree_pass descriptors.
6401 * tree-if-conv.c: Update tree_pass descriptors.
6402 * init-regs.c: Update tree_pass descriptors.
6403 * ipa.c: Update tree_pass descriptors.
6404 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6405 * rtl-factoring.c: Update tree_pass descriptors.
6406 * lower-subreg.c: Update tree_pass descriptors.
6407 * bt-load.c: Update tree_pass descriptors.
6408 * tree-dfa.c: Update tree_pass descriptors.
6409 * except.c: Update tree_pass descriptors.
6410 * emit-rtl.c: Update tree_pass descriptors.
6411 * cfgexpand.c: Update tree_pass descriptors.
6412 * tree-cfgcleanup.c: Update tree_pass descriptors.
6413 * cfgcleanup.c: Update tree_pass descriptors.
6414 * tree-ssa-pre.c: Update tree_pass descriptors.
6415 * tree-sra.c: Update tree_pass descriptors.
6416 * tree-mudflap.c: Update tree_pass descriptors.
6417 * tree-ssa-copy.c: Update tree_pass descriptors.
6418 * cfglayout.c: Update tree_pass descriptors.
6419 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6420 * tree-ssa-dce.c: Update tree_pass descriptors.
6421 * tree-ssa.c: Update tree_pass descriptors.
6422 * regclass.c: Update tree_pass descriptors.
6423 * integrate.c: Update tree_pass descriptors.
6424 * tree-optimize.c: Update tree_pass descriptors.
6425 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6426 * tree-object-size.c: Update tree_pass descriptors.
6427 * combine.c: Update tree_pass descriptors.
6428 * tree-outof-ssa.c: Update tree_pass descriptors.
6429 * bb-reorder.c: Update tree_pass descriptors.
6430 * stack-ptr-mod.c: Update tree_pass descriptors.
6431 * var-tracking.c: Update tree_pass descriptors.
6432 * tree-profile.c: Update tree_pass descriptors.
6433 * tree-vect-generic.c: Update tree_pass descriptors.
6434 * reg-stack.c: Update tree_pass descriptors.
6435 * sched-rgn.c: Update tree_pass descriptors.
6436 * tree-ssa-structalias.c: Update tree_pass descriptors.
6437 * tree-cfg.c: Update tree_pass descriptors.
6438 * passes.c (current_pass): Update declaration.
6439 (finish_optimization_passes): Update.
6440 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6441 (register_one_dump_file, register_dump_files_1, next_pass_1):
6443 (init_optimization_passes): Update handling of new types.
6444 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6445 * ipa-struct-reorg.c: Update tree_pass descriptors.
6446 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6447 * combine-stack-adj.c: Update tree_pass descriptors.
6448 * cfgrtl.c: Update tree_pass descriptors.
6449 * dce.c: Update tree_pass descriptors.
6450 * tree-ssanames.c: Update tree_pass descriptors.
6452 2008-03-19 Richard Guenther <rguenther@suse.de>
6455 * tree-ssa.c (walk_data): New structure.
6456 (warn_uninitialized_var): If not always_executed warn with "maybe"
6458 (execute_early_warn_uninitialized): Compute post-dominators.
6459 Initialize always_executed before processing each basic block.
6461 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6464 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6465 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6467 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6469 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6471 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6473 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6475 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6476 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6477 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6478 target after ignore has been set, and move there also the commputation
6479 of subtarget and original_target.
6480 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6481 (LANG_HOOKS_INITIALIZER): Remove it.
6482 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6484 2008-03-18 Richard Guenther <rguenther@suse.de>
6486 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6487 found an expression with constants, note that in the VN for the lhs.
6488 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6489 fold them to constants if possible. Run cleanup_cfg if done so.
6490 (execute_pre): Return todo.
6492 (execute_fre): Likewise.
6493 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6495 (get_prop_source_stmt): Look through pointer conversions.
6497 2008-03-18 Jan Hubicka <jh@suse.cz>
6499 * tree-pretty-print.c: Include predict.h.
6500 (dump_generic_node): Dump predictor.
6501 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6502 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6503 * gimple-low.c (lower_stmt): Likewise.
6504 * expr.c (expand_expr_real): Likewise.
6505 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6507 (build_predict_expr, build_predict_expr): New.
6508 * predict.h (predictor_name, build_predict_expr): Update.
6509 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6510 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6511 * predict.def (PRED_CONTINUE): Update hitrate.
6512 * tree.def (PREDICT_EXPR): Define.
6513 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6514 do not handle BIND_EXPR.
6515 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6516 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6517 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6520 2008-03-18 Michael Matz <matz@suse.de>
6522 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6524 2008-03-18 Richard Guenther <rguenther@suse.de>
6526 * tree-gimple.h (is_gimple_invariant_address): Declare.
6527 (is_gimple_constant): Likewise.
6528 * tree-gimple.c (is_gimple_constant): New function.
6529 (is_gimple_invariant_address): Likewise.
6530 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6531 and is_gimple_invariant_address.
6532 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6534 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6535 an addressable base.
6537 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6540 * gimplify.c (gimplify_expr): Gimplify second operand of
6543 2008-03-17 Richard Guenther <rguenther@suse.de>
6545 PR tree-optimization/19637
6546 * fold-const.c (fold_unary): Remove restrictions of removing
6547 intermediate pointer-conversions (P2)(P1)P0.
6548 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6549 conversion to void pointer.
6550 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6552 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6555 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6556 emulated thread local variables.
6558 2008-03-16 Richard Guenther <rguenther@suse.de>
6561 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6562 expand TREE_INVARIANT operations that are not gimple invariant.
6564 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6566 * doc/extend.texi (Alignment): Say that the ABI controls
6567 the __alignof__ for non-strict-alignment targets rather
6568 than being a recommendation.
6570 2008-03-15 Paul Brook <paul@codesourcery.com>
6572 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6574 (arm_output_fn_unwind): Mark functions that can not be unwound.
6576 2008-03-15 Paul Brook <paul@codesourcery.com>
6578 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6579 extension instructions.
6581 2008-03-15 Richard Guenther <rguenther@suse.de>
6583 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6584 and fold constant aggregate refs.
6585 (fold_const_aggregate_ref): Handle string constants
6586 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6587 (evaluate_stmt): Simplify now that ccp_fold folds constant
6590 2008-03-15 Paul Brook <paul@codesourcery.com>
6592 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6593 (extzv): Use gen_extzv_t2.
6594 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6596 2008-03-15 Richard Guenther <rguenther@suse.de>
6598 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6599 (fold_const_aggregate_ref): Likewise.
6600 (get_value): Return NULL if we don't have any values.
6601 (ccp_finalize): Set const_val to NULL after freeing it.
6602 * tree-flow.h (get_symbol_constant_value): Declare.
6603 (fold_const_aggregate_ref): Likewise.
6604 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6606 2008-03-15 Richard Guenther <rguenther@suse.de>
6609 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6610 to not produce negative array indices if not allowed. Add
6611 parameter to indicate that.
6612 (maybe_fold_offset_to_component_ref): Allow negative array
6613 indices only for the first member of a structure.
6614 (maybe_fold_offset_to_reference): Allow negative array indices.
6615 (maybe_fold_stmt_addition): Likewise.
6617 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6618 Anatoly Sokolov <aesok@post.ru>
6620 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6621 (avr_arch): Add ARCH_AVR6.
6622 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6623 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6624 instead of fixed value 2.
6625 (print_operand_address): Use gs() asm specifier instead of pm().
6626 (avr_assemble_integer): (Ditto.).
6627 (avr_output_addr_vec_elt): (Ditto.).
6628 (print_operand): Handle "!" code.
6629 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6630 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6631 (AVR_HAVE_EIJMP_EICALL): Define.
6632 (AVR_3_BYTE_PC): Redefine.
6633 (AVR_2_BYTE_PC): (Ditto.).
6634 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6635 (LINK_SPEC): Add atmega2560 and atmega2561.
6636 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6638 * config/avr/avr.md (call_insn): Use eicall instead of icall
6639 for 3 byte PC devices.
6640 (call_value_insn): (Ditto.).
6641 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6642 (indirect_jump): Use only for for 2 byte PC devices.
6643 (*tablejump): (Ditto.).
6644 (*indirect_jump_avr6): Add insn.
6645 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6646 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6647 instead of ijmp for 3 byte PC devices.
6648 (__tablejump2__): (Ditto.).
6649 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6650 (MULITLIB_DIRNAMES): (Ditto.).
6651 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6653 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6655 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6656 "sse2_umulsidi3". Use V1DI mode for operand 0.
6657 ("mmx_psadbw"): Use V1DI mode for operand 0.
6658 * config/i386/i386-modes.def (V1SI): New vector mode.
6659 * config/i386/i386.c (struct builtin_description)
6660 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6661 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6662 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6663 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6664 v1di_ftype_v8qi_v8qi type.
6665 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6667 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6668 __builtin_ia32_pmuludq]: Fix the mode of return value.
6670 2008-03-15 Richard Guenther <rguenther@suse.de>
6673 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6676 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6678 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6679 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6680 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6681 unless TARGET_SERIALIZE_VOLATILE is enabled.
6682 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6683 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6684 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6686 2008-03-14 Richard Guenther <rguenther@suse.de>
6688 PR tree-optimization/34172
6689 * tree-flow.h (refs_may_alias_p): Declare.
6690 (get_single_def_stmt): Likewise.
6691 (get_single_def_stmt_from_phi): Likewise.
6692 (get_single_def_stmt_with_phi): Likewise.
6693 * tree-dfa.c (refs_may_alias_p): New function.
6694 (get_single_def_stmt): Likewise.
6695 (get_single_def_stmt_from_phi): Likewise.
6696 (get_single_def_stmt_with_phi): Likewise.
6697 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6698 (vn_reference_lookup_1): New helper function.
6699 (vn_reference_lookup): Walk the virtual use-def chain to
6700 continue searching for a match if the def does not alias the
6701 reference we are looking for.
6703 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6705 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6706 archive and Perzl. Update The Written Word listing.
6708 2008-03-14 Richard Guenther <rguenther@suse.de>
6710 PR tree-optimization/34043
6711 PR tree-optimization/33989
6712 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6714 (bitmap_find_leader): Use extra argument to verify dominance
6715 relationship inside a basic-block.
6716 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6717 (find_leader_in_sets): Adjust.
6718 (create_component_ref_by_pieces): Take extra argument for
6719 dominance check, handle lookup failures.
6720 (find_or_generate_expression): Likewise.
6721 (create_expression_by_pieces): Likewise.
6722 (insert_into_preds_of_block): Adjust.
6723 (create_value_expr_from): If asked for, verify all operands
6724 are in the blocks AVAIL_OUT set.
6725 (make_values_for_stmt): Check for SSA_NAMEs that are life
6726 over an abnormal edge.
6727 (compute_avail): Remove such check.
6728 (do_SCCVN_insertion): New function.
6729 (eliminate): If we do not find a leader suitable for replacement
6730 insert a replacement expression from SCCVN if available.
6731 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6732 (struct vn_ssa_aux): Add needs_insertion flag.
6733 * tree-ssa-sccvn.c (may_insert): New global flag.
6734 (copy_reference_ops_from_ref): Value-number union member access
6735 based on its size, not type and member if insertion is allowed.
6736 (visit_reference_op_load): For a weak match from union type
6737 punning lookup a view-converted value and insert a SSA_NAME
6738 for that value if that is not found.
6739 (visit_use): Make dumps shorter. Do not disallow value numbering
6740 SSA_NAMEs that are life over an abnormal edge to constants.
6741 (free_scc_vn): Release inserted SSA_NAMEs.
6742 (run_scc_vn): New flag to specify whether insertion is allowed.
6743 Process SSA_NAMEs in forward order.
6744 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6745 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6746 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6747 pointer type to/from integral types that do not change the
6748 precision to regular conversions.
6750 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6752 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6753 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6754 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6755 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6756 input arguments and the mode of return value. Built-in functions
6757 that operate on whole 64-bit MMX register now use V1DI mode.
6759 2008-03-13 Alon Dayan <alond@il.ibm.com>
6760 Olga Golovanevsky <olga@il.ibm.com>
6762 PR tree-optimization/35041
6763 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6764 to locate the right position in a statement.
6766 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6770 * config/i386/xmmintrin.h: Change all static inline functions to
6771 extern inline and add __gnu_inline__ attribute.
6772 * config/i386/bmintrin.h: Ditto.
6773 * config/i386/smmintrin.h: Ditto.
6774 * config/i386/tmmintrin.h: Ditto.
6775 * config/i386/mmintrin-common.h: Ditto.
6776 * config/i386/ammintrin.h: Ditto.
6777 * config/i386/emmintrin.h: Ditto.
6778 * config/i386/pmmintrin.h: Ditto.
6779 * config/i386/mmintrin.h: Ditto.
6780 * config/i386/mm3dnow.h: Ditto.
6782 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6785 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6786 (lower_omp_2): New function.
6787 (lower_omp_1, lower_omp): Rewritten.
6789 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6792 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6793 with the phrase "Microsoft Windows compilers".
6794 (Push/Pop Macro Pragmas): New subsection. Document
6795 #pragma push_macro and pragma pop_macro.
6797 2008-03-12 Paul Brook <paul@codesourcery.com>
6799 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6801 2008-03-12 Paul Brook <paul@codesourcery.com>
6803 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6804 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6805 (thumb2_addsi_shortim): Rename ...
6806 (thumb2_addsi_short): ... to this. Allow register operands.
6807 (thumb2_subsi_short): New pattern.
6808 (thumb2_one_cmplsi2_short,
6809 thumb2_negsi2_short): New patterns and peepholes.
6811 2008-03-12 Paul Brook <paul@codesourcery.com>
6813 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6815 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6817 * config/i386/i386.md (int_cond): New code iterator.
6819 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6820 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6821 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6822 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6823 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6824 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6825 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6826 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6828 2008-03-12 Paul Brook <paul@codesourcery.com>
6830 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6831 instead of {arm,thumb}_compute_save_reg_mask.
6832 (output_return_instruction): Ditto.
6833 (thumb_unexpanded_epilogue): Ditto.
6834 (thumb1_expand_prologue): Ditto.
6835 (thumb1_output_function_prologue): Ditto.
6836 (arm_set_return_address): Ditto.
6837 (thumb_set_return_address): Ditto.
6838 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6839 regs to achieve stack alignment.
6840 (thumb1_compute_save_reg_mask): Fix compiler warning.
6841 (arm_output_epilogue): Use offsets->saved_regs_mask.
6842 Adjust stack pointer by poping call clobered registers.
6843 (arm_expand_prologue): Use offsets->saved_regs_mask.
6844 Adjust stack pointer by pushing extra registers.
6845 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6847 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6850 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6851 conversion to the operands of a multiplication.
6853 2008-03-12 Richard Guenther <rguenther@suse.de>
6855 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6856 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6857 * timevar.def (TV_TREE_PHIPROP): Add.
6858 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6859 pass description. Use TV_TREE_PHIPROP.
6860 * tree-ssa-forwprop.c: Remove phiprop code.
6862 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6865 * omp-low.c (maybe_lookup_decl): Constify first argument.
6866 (use_pointer_for_field): Change last argument from bool to
6867 omp_context *. Disallow shared copy-in/out in nested
6868 parallel if decl is shared in outer parallel too.
6869 (build_outer_var_ref, scan_sharing_clauses,
6870 lower_rec_input_clauses, lower_copyprivate_clauses,
6871 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6873 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6874 Ira Rosen <irar@il.ibm.com>
6876 * tree-vectorizer.c (free_stmt_vec_info): New function.
6877 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6878 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6879 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6880 * tree-vect-transform.c (vectorizable_conversion): Free
6881 vec_oprnds0 if it was allocated.
6882 (vect_permute_store_chain): Remove unused VECs.
6883 (vectorizable_store): Free VECs that are allocated in the..
6885 (vect_transform_strided_load, vectorizable_load): Likewise.
6886 (vect_remove_stores): Simplify the code.
6887 (vect_transform_loop): Move code to vect_remove_stores().
6888 Call vect_remove_stores() and free_stmt_vec_info().
6890 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6892 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6893 TARGET_HPUX. Revise comment.
6894 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6895 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6896 Use sr4 variant of `be' instruction when not generating PIC code.
6897 (attr_length_call): Adjust for above change.
6899 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6901 * ipa-reference.c (static_execute): Remove module_statics_const and
6902 associated setting code.
6904 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6907 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6908 predicate for operand 1.
6909 (paritysi2_cmp): Use register_operand predicate for operand 2.
6910 Use earlyclobber modifier for operand 1. Remove support for
6912 (paritydi2_cmp): Use register_operand predicate for operand 3.
6913 Use earlyclobber modifier for operand 1. Remove support for
6916 2008-03-11 Paul Brook <paul@codesourcery.com>
6917 Vladimir Prus <vladimir@codesourcery.com>
6919 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6920 (arm_compute_save_reg0_reg12_mask): Always
6921 check if register 11 must be saved. Always safe hard frame pointer
6922 when frame_pointer_needeed.
6923 (arm_compute_save_reg_mask): Save IP and PC
6924 only with apcs frames.
6925 (arm_output_epilogue): Adjust Thumb2 codepath to
6926 be also invoked and work for ARM non-apcs frames.
6927 (arm_expand_prologue): Don't bother saving IP
6928 for non-apcs frame, since it's not clobbered by
6929 prologue code. Implement non-apcs frame
6932 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6934 PR rtl-optimization/35281
6935 * expr.c (convert_move): Use a new pseudo for the intermediate
6936 from_mode->word_mode result.
6938 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6940 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6941 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6942 * toplev.c (compile_file): Don't call it.
6944 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6947 * expr.c (store_expr): Call emit_block_move if the mode
6948 of "temp" RTX is BLKmode.
6950 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6951 Richard Guenther <rguenther@suse.de>
6953 PR tree-optimization/31358
6954 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6955 the step with a NULL_TREE.
6956 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6957 to sizetype if type is a pointer type.
6958 (add_candidate_1): Don't convert the base and step to
6959 the generic type if the orginal type is a pointer type.
6960 (add_iv_value_candidates): Use sizetype for the step
6961 if type is a pointer type.
6962 (cand_value_at): Likewise.
6963 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6965 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6966 Don't convert the tem affine to the type.
6967 (add_elt_to_tree): Use sizetype for the step if a pointer.
6968 Use POINTER_PLUS_EXPR for pointers.
6969 (aff_combination_to_tree): Use sizetype for the step if a
6972 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6974 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6975 Remove commutativity hint.
6977 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6981 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6982 errorneous type. Check that v is a VAR_DECL.
6985 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6987 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6989 PR tree-optimization/35494
6990 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6991 may be overriden at link and run time.
6993 2008-03-10 Richard Guenther <rguenther@suse.de>
6995 PR tree-optimization/34677
6996 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6997 (poolify_tree): Likewise.
6998 (modify_expr_template): Likewise.
6999 (poolify_modify_stmt): Likewise.
7000 (insert_fake_stores): Handle all component-ref style stores
7001 in addition to INDIRECT_REF. Also handle complex types.
7002 Do not poolify the inserted load.
7003 (realify_fake_stores): Do not rebuild the tree but only
7004 make it a SSA_NAME copy.
7005 (init_pre): Remove initialzation of modify_expr_template.
7006 Do not allocate modify_expr_node_pool.
7007 (fini_pre): Do not free modify_expr_node_pool.
7009 2008-03-10 Paul Brook <paul@codesourcery.com>
7011 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7014 2008-03-10 Paul Brook <paul@codesourcery.com>
7015 Mark Shinwell <shinwell@codesourcery.com>
7017 * config/arm/cortex-r4.md: New.
7018 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7020 * config/arm/arm.md: Include cortex-r4.md.
7021 (insn): Add smmls, sdiv and udiv values.
7022 (generic_sched): Don't use generic scheduling for Cortex-R4.
7023 (arm_issue_rate): New function.
7024 (TARGET_SCHED_ISSUE_RATE): Define.
7026 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7028 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7030 2008-03-10 Richard Guenther <rguenther@suse.de>
7032 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7033 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7035 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7037 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7038 Set default to true.
7040 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7042 * c.opt (Wsynth): Deprecate.
7043 * doc/invoke.texi (Option Summary, Warning Options): Document
7044 -Wno-format-contains-nul.
7046 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7049 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7050 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7052 2008-03-09 Ira Rosen <irar@il.ibm.com>
7054 * config/rs6000/rs6000.c (builtin_description): Rename vector
7055 left shift operations.
7056 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7057 (altivec_vsl<VI_char>): Rename to ...
7058 (ashl<mode>3): ... new name.
7059 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7061 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7063 2008-03-08 Richard Guenther <rguenther@suse.de>
7065 * coverage.h (tree_coverage_counter_addr): Declare.
7066 * coverage.c (tree_coverage_counter_addr): New function.
7067 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7069 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7070 (tree_gen_one_value_profiler): Likewise.
7071 (tree_gen_ic_profiler): Likewise.
7072 (tree_gen_average_profiler): Likewise.
7073 (tree_gen_ior_profiler): Likewise.
7075 2008-03-08 Richard Guenther <rguenther@suse.de>
7077 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7078 (vn_binary_op_insert): Likewise.
7079 (vn_unary_op_lookup): Likewise.
7080 (vn_unary_op_insert): Likewise.
7081 (vn_nary_op_lookup): Declare.
7082 (vn_nary_op_insert): Likewise.
7083 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7084 and binary hashes, use a single obstack for unary_op_pool
7086 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7087 a single struct vn_nary_op_s. Store tree code length and
7088 a variable number of operands.
7089 (struct vn_reference_op_struct): Remove unused op2.
7090 (vn_reference_op_eq): Do not compare op2.
7091 (vn_reference_op_compute_hash): Do not compute hash of op2.
7092 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7093 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7094 with vn_nary_op_compute_hash.
7095 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7096 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7098 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7100 (visit_unary_op): Call nary functions.
7101 (visit_binary_op): Likewise.
7102 (process_scc): Adjust for struct vn_tables_s changes.
7103 (allocate_vn_table): Likewise.
7104 (free_vn_table): Likewise.
7105 * tree-vn.c (vn_add): Call nary functions.
7106 (vn_lookup): Likewise.
7108 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7111 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7112 wdst back after sync_compare_and_swapqhi_internal.
7114 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7117 * config/i386/i386-modes.def (V1DI): New vector mode.
7118 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7119 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7120 (MMXMODE248): Ditto.
7121 (MMXMODE): Add V1DI mode.
7122 (mmxvecsize): Change DI mode to V1DI mode.
7123 ("mov<mode>): Use MMXMODEI8 mode iterator.
7124 ("*mov<mode>_internal_rex64"): Ditto.
7125 ("*mov<mode>_internal"): Ditto.
7126 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7127 ("mmx_sub<mode>3"): Ditto.
7128 ("mmx_adddi3"): Remove insn pattern.
7129 ("mmx_subdi3"): Ditto.
7130 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7131 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7132 ("mmx_ashl<mode>3"): Ditto.
7133 ("mmx_lshrdi3"): Remove insn pattern.
7134 ("mmx_ashldi3"): Ditto.
7135 * config/i386/i386.c (classify_argument): Handle V1DImode.
7136 (function_arg_advance_32): Ditto.
7137 (function_arg_32): Ditto.
7138 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7139 mmx_addv1di3 insn pattern.
7140 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7141 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7142 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7143 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7144 Remove definitions of built-in functions.
7145 (V1DI_type_node): New node.
7146 (v1di_ftype_v1di_int): Ditto.
7147 (v1di_ftype_v1di_v1di): Ditto.
7148 (v2si_ftype_v2si_si): Ditto.
7149 (v4hi_ftype_v4hi_di): Remove node.
7150 (v2si_ftype_v2si_di): Ditto.
7151 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7152 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7153 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7154 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7155 Add new builtins using def_builtin_const.
7156 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7157 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7158 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7159 * config/i386/mmintrin.h (__v1di): New typedef.
7160 (_mm_add_si64): Cast arguments to __v1di type.
7161 (_mm_sub_si64): Ditto.
7162 (_mm_sll_pi16): Cast __count to __v4hi type.
7163 (_mm_sll_pi32): Cast __count to __v2si type.
7164 (_mm_sll_si64): Cast arguments to __v1di type.
7165 (_mm_srl_pi16): Cast __count to __v4hi type.
7166 (_mm_srl_pi32): Cast __count to __v2si type.
7167 (_mm_srl_si64): Cast arguments to __v1di type.
7168 (_mm_sra_pi16): Cast __count to __v4hi type.
7169 (_mm_sra_pi32): Cast __count to __v2si type.
7170 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7171 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7172 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7173 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7174 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7175 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7176 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7177 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7178 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7179 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7180 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7181 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7183 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7185 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7187 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7190 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7191 reg+const addressing for Altivec modes. Don't generate reg+reg
7192 addressing for TFmode or TDmode quantities.
7194 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7196 * c-common.c (vector_types_convertible_p): Call langhook
7197 instead of comptypes.
7199 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7202 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7203 integral and scalar float variables which have a
7206 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7208 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7209 dwarf_register_span hook when emitting unwind information for
7210 register-to-memory saves.
7211 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7212 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7214 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7216 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7217 for the same VAR_DECL.
7219 2008-03-06 Tom Tromey <tromey@redhat.com>
7222 * doc/standards.texi (Standards): Don't mention treelang.
7223 * doc/invoke.texi (Overall Options): Don't mention treelang.
7224 * doc/install.texi (Prerequisites): Don't mention bison or
7226 (Configuration): Don't mention treelang.
7227 (Building): Likewise.
7228 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7230 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7232 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7233 word-extractions out of a multi-word object.
7235 2008-03-06 Richard Guenther <rguenther@suse.de>
7237 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7238 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7239 result type and precision.
7240 * expr.c (get_inner_reference): Set unsignedp based on the result
7241 type of BIT_FIELD_REF.
7242 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7243 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7244 (try_instantiate_multiple_fields): Likewise. Use the correct type
7246 (sra_build_assignment): Likewise.
7247 (sra_build_elt_assignment): Likewise.
7248 (sra_explode_bitfield_assignment): Likewise.
7249 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7250 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7251 set BIT_FIELD_REF_UNSIGNED.
7252 (vectorizable_load): Likewise.
7254 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7256 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7259 2008-03-06 Richard Guenther <rguenther@suse.de>
7261 * alias.c (struct alias_set_entry): Move has_zero_child field
7262 to pack with alias_set.
7264 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7266 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7269 2008-03-05 Ian Lance Taylor <iant@google.com>
7271 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7273 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7275 * fwprop.c (update_df): Support width and offset parameters of
7277 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7278 global_conflicts): Change DF_REF_EXTRACT to either
7279 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7280 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7281 * df-scan.c (df_ref_record, df_defs_record,
7282 df_ref_create_structure, df_def_record_1, df_uses_record,
7283 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7284 df_bb_refs_collect, df_entry_block_defs_collect,
7285 df_exit_block_uses_collect): Support new width and offset fields.
7286 (ref_extract_pool): New storage pool.
7287 (df_free_ref): New function.
7288 (df_reg_chain_unlink, df_free_collection_rec,
7289 df_sort_and_compress_refs): Call df_free_ref.
7290 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7292 (df_ref_create_structure): Allocate df_ref_extract if offset and
7293 width fields are used.
7294 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7295 (df_uses_record): Get offset and width from ZERO_EXTRACT
7297 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7298 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7299 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7300 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7301 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7302 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7303 (df_ref_extract): New structure.
7304 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7305 (df_ref_create): Add width and offset parameters.
7307 2008-03-05 Richard Guenther <rguenther@suse.de>
7309 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7310 Use ranges_overlap_p.
7311 (offset_overlaps_with_access): Rename
7312 to ranges_overlap_p and move ...
7313 * tree-flow-inline.h (ranges_overlap_p): ... here.
7315 * tree.h (get_inner_reference, handled_component_p): Update
7318 * tree.h (record_component_aliases, get_alias_set,
7319 alias_sets_conflict_p, alias_sets_must_conflict_p,
7320 objects_must_conflict_p): Move declarations ...
7321 * alias.h (record_component_aliases, get_alias_set,
7322 alias_sets_conflict_p, alias_sets_must_conflict_p,
7323 objects_must_conflict_p): ... here.
7324 Include coretypes.h.
7325 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7327 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7329 * cfg.c: Include tree-flow.h.
7330 (remove_edge_raw): Call redirect_edge_var_map_clear.
7331 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7332 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7333 (redirect_edge_var_map_result): New.
7334 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7335 PENDING_STMT use with redirect_edge_var_map_*.
7336 * tree-ssa.c (edge_var_maps): New definition.
7337 (redirect_edge_var_map_add): New.
7338 (redirect_edge_var_map_clear): New.
7339 (redirect_edge_var_map_dup): New.
7340 (redirect_edge_var_map_vector): New.
7341 (redirect_edge_var_map_destroy): New.
7342 (ssa_redirect_edge): Replace PENDING_STMT use with
7343 redirect_edge_var_map_*.
7344 (flush_pending_stmts): Same.
7345 (delete_tree_ssa): Destroy edge var map.
7346 * tree-flow.h (struct _edge_var_map): New.
7347 Define edge_var_map vector type.
7348 Declare redirect_edge_var_map_* prototypes.
7349 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7350 * tree-cfg.c (reinstall_phi_args): Replace
7351 PENDING_STMT use with redirect_edge_var_map_*.
7353 2008-03-05 Richard Guenther <rguenther@suse.de>
7355 PR tree-optimization/35472
7356 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7357 whose single use_stmt has a overlapping set of loaded and
7358 stored symbols as that use_stmt might be a noop assignment then.
7360 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7362 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7364 2008-03-05 Richard Guenther <rguenther@suse.de>
7367 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7368 should be constants.
7369 * tree-cfg.c (verify_expr): Verify it.
7370 * fold-const.c (fold_truthop): Remove code generating
7371 BIT_FIELD_REFs of structure bases.
7372 (fold_binary): Likewise.
7373 (fold_ternary): Position and size of BIT_FIELD_REFs are
7374 always host integers.
7375 (make_bit_field_ref): Remove.
7376 (optimize_bit_field_compare): Remove.
7377 (all_ones_mask_p): Remove.
7379 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7382 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7383 (split_block_and_df_analyze): New. Split basic block and rebuild
7385 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7387 (split_pattern_seq): Likewise.
7388 (erase_matching_seqs): Likewise.
7389 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7391 2008-03-04 Geoff Keating <geoffk@apple.com>
7393 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7394 declaration and code.
7395 (tree_invalid_nonnegative_warnv_p): Likewise.
7397 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7399 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7400 examples. Truncate option-names then causing overfull hbox.
7402 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7405 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7407 * configure: Rebuilt.
7409 2008-03-04 Rafael Espindola <espindola@google.com>
7411 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7412 (tree_unary_nonnegative_warnv_p): New.
7413 (tree_binary_nonnegative_warnv_p): New.
7414 (tree_single_nonnegative_warnv_p): New.
7415 (tree_invalid_nonnegative_warnv_p): New.
7416 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7418 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7421 * opts.c (handle_option): Postpone 'unknown option' errors only for
7424 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7427 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7430 2008-03-04 Rafael Espindola <espindola@google.com>
7432 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7433 (tree_binary_nonzero_warnv_p): New.
7434 (tree_single_nonzero_warnv_p): New.
7435 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7437 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7440 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7441 transformations for modes that have signed zeros.
7442 * ifcvt.c (noce_try_abs): Ditto.
7444 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7446 * config/i386/i386.c (override_options): Force
7447 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7449 2008-03-04 Jan Hubicka <jh@suse.cz>
7452 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7455 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7457 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7458 label to probe the stack.
7460 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7462 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7463 (__gthr_win32_mutex_destroy): Declare.
7464 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7465 __gthr_win32_mutex_destroy.
7466 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7468 2008-03-03 Jan Hubicka <jh@suse.cz>
7471 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7472 aggressive on inlining cold calls.
7474 2008-03-03 Richard Guenther <rguenther@suse.de>
7476 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7477 struct copies into the expression table.
7478 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7479 (try_to_simplify): Likewise.
7480 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7481 integral and pointer arguments which do not change the
7482 precision to NOP_EXPRs.
7483 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7484 VIEW_CONVERT_EXPR case.
7486 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7488 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7489 defined in a loop at depth 0 is invariant.
7490 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7491 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7492 be called at loop depth 0.
7494 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7497 * gcc.c (process_command): Update copyright notice dates.
7498 * gcov.c (print_version): Likewise.
7499 * gcov-dump.c (print_version): Likewise.
7500 * mips-tfile.c (main): Likewise.
7501 * mips-tdump.c (main): Likewise.
7503 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7506 * c-common.c (flag_permissive): Delete.
7507 (constant_expression_warnings): Check flags first.
7508 (constant_expression_error): New.
7509 * c-common.h (flag_permissive): Delete.
7510 (constant_expression_error): Declare.
7511 * flags.h (flag_permissive): Declare. Update description.
7512 * diagnostic.c (pedwarn): Update.
7514 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7515 (permissive_error_kind): New.
7516 * toplev.c (flag_permissive): Define. Update description.
7517 * toplev.h (permissive_error_kind): Declare.
7518 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7519 (pedwarn_c90): Use pedantic_warning_kind.
7520 * c-opts.c (c_common_post_options): flag_permissive does not affect
7521 flag_pedantic_errors.
7523 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7525 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7526 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7527 __absvsi2, __absvDI2): Use unsigned arithmetic.
7529 2008-03-02 Andi Kleen <ak@suse.de>
7530 Richard Guenther <rguenther@suse.de>
7532 * struct-equiv.c: Remove file.
7533 * cfg_cleanup.c (condjump_equiv_p): Remove.
7534 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7535 (struct-equiv.o): Remove rule.
7536 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7537 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7538 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7540 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7542 * ifcvt.c (noce_process_if_block): Try to handle only the then
7543 block if the else block exists but isn't suitable.
7545 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7548 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7549 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7550 regression from previous patch.
7552 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7555 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7557 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7558 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7559 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7560 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7561 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7562 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7563 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7564 (__gthread_mutex_destroy_function): Rename to
7565 __gthread_mutex_destroy.
7566 * gthr-dce.h (__gthread_mutex_destroy): Call
7567 pthread_mutex_destroy.
7568 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7569 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7570 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7572 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7574 * df-scan.c (df_ref_chain_change_bb): Simplify.
7575 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7576 set_block_for_insn if there's any change.
7577 * df.h ((df_insn_change_bb): Fix prototype.
7578 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7579 df_insn_change_bb, don't call set_block_for_insn.
7580 * emit-rtl.c (reorder_insns): Likewise.
7581 * haifa-sched.c (move_insn): Likewise.
7583 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7585 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7587 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7589 * tree-flow-inline.h (next_readonly_imm_use): Return
7590 NULL_USE_OPERAND_P after the end.
7592 2008-03-01 Richard Guenther <rguenther@suse.de>
7594 PR tree-optimization/35411
7595 * tree-sra.c (sra_build_assignment): Split conversion to
7596 final type to a separate statement if we are not assigning
7599 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7601 * fold-const.c (fold_convertible_p): Correct the logic to follow
7602 that in fold_convert().
7604 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7607 * tree-inline.c (build_duplicate_type): When we make a
7608 duplicate type, make it unique in the canonical types system.
7610 2008-02-29 Tom Tromey <tromey@redhat.com>
7612 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7613 input_file_stack_history, input_file_stack_restored): Remove.
7614 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7615 * input.h (struct file_stack): Remove.
7616 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7617 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7619 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7621 (diagnostic_last_module_changed): Add 'map' argument.
7622 (diagnostic_set_last_function): Likewise.
7623 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7624 line map, not input_file_stack.
7625 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7627 2008-02-29 Paul Brook <paul@codesourcery.com>
7629 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7631 2008-02-29 Paul Brook <paul@codesourcery.com>
7633 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7635 2008-02-29 Richard Guenther <rguenther@suse.de>
7637 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7639 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7640 value for comparing for a store match.
7641 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7642 (try_to_simplify): Do not do a full-blown reference lookup.
7644 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7646 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7647 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7649 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7651 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7653 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7654 strides against cache sizes.
7656 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7658 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7661 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7663 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7664 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7665 is smaller than the original promoted value.
7666 (simplify_subreg): If OP is a SUBREG, try to preserve its
7667 SUBREG_PROMOTED_VAR_P information.
7669 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7671 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7672 (VN_INFO_GET): Allocate new objects on the obstack.
7673 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7674 for rpo_numbers_temp, for consistency.
7675 (free_scc_vn): Free the obstack.
7677 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7679 * doc/invoke.texi: Document -ftree-loop-distribution.
7680 * tree-loop-distribution.c: New.
7681 * tree-pass.h (pass_loop_distribution): New.
7682 * graphds.h (struct graph): Add htab_t indices.
7683 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7684 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7685 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7686 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7687 * tree-data-ref.c (debug_data_dependence_relations): New.
7688 (dump_data_dependence_relation): Also print data references.
7689 (free_data_ref): Extern.
7690 (same_access_functions): Moved...
7691 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7692 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7693 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7694 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7695 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7696 (stmts_from_loop): Skip LABEL_EXPR.
7697 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7699 (build_rdg): Initialize rdg->indices htab.
7700 (free_rdg, stores_from_loop, ref_base_address,
7701 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7702 have_similar_memory_accesses_1, ref_base_address_1,
7703 remove_similar_memory_refs): New.
7704 * tree-data-ref.h: Depend on tree-chrec.h.
7705 (debug_data_dependence_relations, free_data_ref): Declared.
7706 (same_access_functions): ... here.
7707 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7709 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7710 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7711 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7712 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7713 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7714 rdg_vertex_for_stmt): Declared.
7715 (struct rdg_edge): Add level.
7717 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7718 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7720 (rdg_has_similar_memory_accesses): New.
7721 * tree-vect-analyze.c: Remove unused static decls.
7722 * lambda.h (dependence_level): New.
7723 * common.opt (ftree-loop-distribution): New.
7724 * tree-flow.h (mark_virtual_ops_in_bb,
7725 slpeel_tree_duplicate_loop_to_edge_cfg,
7726 rename_variables_in_loop): Declared.
7727 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7728 (OBJS-common): Add tree-loop-distribution.o.
7729 (tree-loop-distribution.o): New rule.
7730 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7731 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7732 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7734 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7737 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7738 other than structures and unions.
7740 2008-02-28 Richard Guenther <rguenther@suse.de>
7743 2008-02-26 Richard Guenther <rguenther@suse.de>
7745 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7746 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7747 (lookup_decl_from_uid): Declare.
7748 (remove_decl_from_map): Likewise.
7749 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7750 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7751 (decl_for_uid_map): New global hashtable mapping DECL_UID
7753 (init_ttree): Allocate it.
7754 (insert_decl_to_uid_decl_map): New helper function.
7755 (make_node_stat): Insert new decls into the map.
7756 (copy_node_stat): Likewise.
7757 (lookup_decl_from_uid): New function.
7758 (remove_decl_from_map): Likewise.
7759 (print_decl_for_uid_map_statistics): New helper.
7760 (dump_tree_statistics): Call it.
7762 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7763 (referenced_var_iterator): Adjust.
7764 (FOR_EACH_REFERENCED_VAR): Adjust.
7765 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7766 (num_referenced_vars): Adjust.
7767 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7768 (first_referenced_var): Remove.
7769 (end_referenced_vars_p): Likewise.
7770 (next_referenced_var): Likewise.
7771 (referenced_var_iterator_set): New helper function.
7772 * tree-dfa.c (referenced_var_lookup): Adjust.
7773 (referenced_var_check_and_insert): Likewise.
7774 (remove_referenced_var): Likewise.
7775 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7776 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7777 (verify_call_clobbering): Likewise.
7778 (verify_memory_partitions): Likewise.
7779 (init_tree_ssa): Allocate bitmap instead of hashtable for
7781 (delete_tree_ssa): Adjust.
7782 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7783 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7784 (compute_tag_properties): Likewise.
7785 (set_initial_properties): Likewise.
7786 (find_partition_for): Likewise.
7787 (update_reference_counts): Likewise.
7788 (dump_may_aliases_for): Likewise.
7789 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7790 (add_call_clobber_ops): Likewise.
7791 (add_call_read_ops): Likewise.
7792 (get_asm_expr_operands): Likewise.
7793 * tree-into-ssa.c (dump_decl_set): Likewise.
7794 (update_ssa): Likewise.
7795 * tree-sra.c (scan_function): Likewise.
7796 (decide_instantiations): Likewise.
7797 (scalarize_parms): Likewise.
7798 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7799 (dsa_named_for): Likewise.
7800 * tree-ssa-structalias.c (update_alias_info): Likewise.
7801 (merge_smts_into): Likewise.
7803 2008-02-27 David Daney <ddaney@avtrex.com>
7806 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7807 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7808 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7809 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7810 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7812 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7815 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7816 (BUILT_IN_NEXTTOWARD): Remove.
7817 (BUILT_IN_NEXTTOWARDF): Ditto.
7818 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7819 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7821 2008-02-27 Tom Tromey <tromey@redhat.com>
7823 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7824 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7826 2008-02-27 Jan Beulich <jbeulich@novell.com>
7828 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7829 update the respective field on newdecl.
7831 2008-02-27 Revital Eres <eres@il.ibm.com>
7833 PR rtl-optimization/34999
7834 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7835 crossing edges that ends with a call insn.
7836 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7837 call insn and clear the EDGE_CROSSING flag of the crossing edge
7838 when fixing fallthru edges.
7840 2008-02-27 Richard Guenther <rguenther@suse.de>
7843 * fold-const.c (fold_unary): Return the correct argument,
7844 converted to the result type.
7846 2008-02-27 Richard Guenther <rguenther@suse.de>
7849 * expr.c (expand_expr_real_1): Assert on rotates that operate
7851 * fold-const.c (fold_binary): Use the types precision, not the
7852 bitsize of the mode if folding rotate expressions. Build rotates
7853 only for full modes.
7855 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7857 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7859 * c-pragma.c (pragma_ns_name): New typedef.
7860 (registered_pp_pragmas): New variable.
7861 (c_pp_lookup_pragma): New function.
7862 (c_register_pragma_1): If flag_preprocess_only, do nothing
7863 for non-expanded pragmas, for expanded ones push pragma's
7864 namespace and name into registered_pp_pragmas vector.
7865 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7866 flag_preprocess_only, don't register GCC pch_preprocess
7867 pragma if flag_preprocess_only.
7868 * c-opts.c (c_common_init): Call init_pragma even if
7869 flag_preprocess_only.
7870 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7871 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7872 cpp_register_pragma if flag_preprocess_only.
7874 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7877 * c-parser.c (c_parser_translation_unit): Warn for empty
7878 translation unit, not empty source file.
7880 2008-02-26 Paul Brook <paul@codesourcery.com>
7882 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7883 operand for Thumb-2.
7884 * config/arm/arm.h (reg_class): Add CORE_REGS.
7885 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7886 (BASE_REG_CLASS): Use CORE_REGS.
7887 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7888 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7889 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7890 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7891 ARM_REGNO_OK_FOR_INDEX_P.
7892 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7893 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7894 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7895 (ldm/stm peepholes): Ditto.
7896 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7897 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7898 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7899 * config/arm/constraints.md: Enable "k" constraint on ARM.
7901 2008-02-27 Ben Elliston <bje@au.ibm.com>
7903 * config/rs6000/rs6000.c: Annotate cache line size field in all
7904 instances of struct processor_costs.
7906 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7908 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7909 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7910 jump_bypass): New counters.
7911 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7912 * dce.c (gate_ud_dce): Same.
7913 (gate_fast_dce): Same.
7914 * dse.c (gate_dse1): New function.
7915 (gate_dse2): New function.
7916 (gate_dse): Merge results of new gate functions.
7917 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7918 (gate_handle_jump_bypass): Add dbg_cnt.
7919 (gate_handle_gcse): Add dbg_cnt.
7920 * ifcvt.c (gate_handle_if_conversion): Same.
7921 (gate_handle_if_after_combine): Same.
7922 (gate_handle_if_after_reload): Same.
7923 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7925 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7927 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7929 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7931 2008-02-26 Jason Merrill <jason@redhat.com>
7934 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7935 alone if it's the naming decl for the type's main variant.
7937 2008-02-26 Tom Tromey <tromey@redhat.com>
7939 * system.h (USE_MAPPED_LOCATION): Poison.
7940 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7941 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7942 (make_goto_expr_edges): Likewise.
7943 (remove_bb): Likewise.
7944 (execute_warn_function_return): Likewise.
7945 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7947 * c-common.c (fname_decl): Remove old location code.
7948 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7950 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7952 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7953 (gen_rtx_ASM_INPUT): Likewise.
7954 (gen_rtx_ASM_INPUT_loc): Likewise.
7955 (get_rtx_asm_OPERANDS): Remove.
7956 * cfglayout.c (insn_locators_alloc): Remove old location code.
7957 (set_curr_insn_source_location): Likewise.
7958 (curr_insn_locator): Likewise.
7959 * print-tree.c (print_node): Remove old location code.
7960 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7961 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7962 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7963 location_from_locus.
7964 (construct_exit_block): Remove old location code.
7965 * emit-rtl.c (force_next_line_note): Remove old location code.
7966 * profile.c (branch_prob): Remove old location code.
7967 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7968 LOC_LINE): Remove old-location variants.
7969 * langhooks.c (lhd_print_error_function): Remove old location
7971 * configure, config.in: Rebuilt.
7972 * configure.ac (--enable-mapped-location): Remove.
7973 * c-decl.c (c_init_decl_processing): Remove old location code.
7974 (finish_function): Likewise.
7975 * recog.c (decode_asm_operands): Remove old location code.
7976 * c-pch.c (c_common_read_pch): Remove old location code.
7977 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7979 * gimple-low.c (lower_function_body): Remove old location code.
7980 * toplev.c (unknown_location): Remove.
7981 (push_srcloc): Remove old-location variant.
7982 (process_options): Remove old location code.
7983 (lang_dependent_init): Likewise.
7984 * input.h (UNKNOWN_LOCATION): Move definition.
7985 (location_t): Undeprecate.
7986 (source_locus): Remove.
7987 (location_from_locus): Remove.
7988 (struct location_s): Remove.
7989 Remove all old-location code.
7990 (input_line, input_filename): Remove.
7991 * final.c (final_scan_insn): Remove old location code.
7992 * diagnostic.c (diagnostic_build_prefix): Remove
7993 USE_MAPPED_LOCATION test.
7994 * tree.h (gimple_stmt) <locus>: Now a location_t.
7995 (tree_exp) <locus>: Likewise.
7996 (DECL_IS_BUILTIN): Remove old-location variant.
7997 (annotate_with_file_line, annotate_with_locus): Likewise.
7998 (expr_locus, set_expr_locus): Update.
7999 * tree.c (build1_stat): Remove old location code.
8000 (last_annotated_node): Remove.
8001 (annotate_with_file_line): Remove old-location variant.
8002 (annotate_with_locus): Likewise.
8003 (expr_location): Remove old location code.
8004 (set_expr_location): Likewise.
8005 (expr_has_location): Likewise.
8006 (expr_locus): Likewise.
8007 (set_expr_locus): Likewise.
8008 (expr_filename): Don't use location_from_locus.
8009 (expr_lineno): Likewise.
8010 * rtl-error.c (location_for_asm): Remove old location code.
8011 * c-lex.c (cb_line_change): Remove old location code.
8012 (fe_file_change): Likewise.
8013 (cb_def_pragma): Likewise.
8014 (c_lex_with_flags): Likewise.
8015 * gengtype.c (do_typedef): Don't special-case location types.
8016 (define_location_structures): Remove.
8017 (main): Don't call define_location_structures.
8018 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8021 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8024 * builtins.def (BUILT_IN_STDARG_START): Remove.
8025 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8026 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8027 * tree-inline.c (inline_forbidden_p_1): Likewise.
8029 2008-02-26 Richard Guenther <rguenther@suse.de>
8031 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8032 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8033 (lookup_decl_from_uid): Declare.
8034 (remove_decl_from_map): Likewise.
8035 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8036 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8037 (decl_for_uid_map): New global hashtable mapping DECL_UID
8039 (init_ttree): Allocate it.
8040 (insert_decl_to_uid_decl_map): New helper function.
8041 (make_node_stat): Insert new decls into the map.
8042 (copy_node_stat): Likewise.
8043 (lookup_decl_from_uid): New function.
8044 (remove_decl_from_map): Likewise.
8045 (print_decl_for_uid_map_statistics): New helper.
8046 (dump_tree_statistics): Call it.
8048 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8049 (referenced_var_iterator): Adjust.
8050 (FOR_EACH_REFERENCED_VAR): Adjust.
8051 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8052 (num_referenced_vars): Adjust.
8053 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8054 (first_referenced_var): Remove.
8055 (end_referenced_vars_p): Likewise.
8056 (next_referenced_var): Likewise.
8057 (referenced_var_iterator_set): New helper function.
8058 * tree-dfa.c (referenced_var_lookup): Adjust.
8059 (referenced_var_check_and_insert): Likewise.
8060 (remove_referenced_var): Likewise.
8061 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8062 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8063 (verify_call_clobbering): Likewise.
8064 (verify_memory_partitions): Likewise.
8065 (init_tree_ssa): Allocate bitmap instead of hashtable for
8067 (delete_tree_ssa): Adjust.
8068 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8069 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8070 (compute_tag_properties): Likewise.
8071 (set_initial_properties): Likewise.
8072 (find_partition_for): Likewise.
8073 (update_reference_counts): Likewise.
8074 (dump_may_aliases_for): Likewise.
8075 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8076 (add_call_clobber_ops): Likewise.
8077 (add_call_read_ops): Likewise.
8078 (get_asm_expr_operands): Likewise.
8079 * tree-into-ssa.c (dump_decl_set): Likewise.
8080 (update_ssa): Likewise.
8081 * tree-sra.c (scan_function): Likewise.
8082 (decide_instantiations): Likewise.
8083 (scalarize_parms): Likewise.
8084 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8085 (dsa_named_for): Likewise.
8086 * tree-ssa-structalias.c (update_alias_info): Likewise.
8087 (merge_smts_into): Likewise.
8089 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8092 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8093 * c-opts.c (c_common_handle_option): Wall enables
8094 Wvolatile-register-var.
8095 * common.opt: Move Wvolatile-register-var to...
8098 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8100 * common.opt (Wlarger-than=): New.
8101 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8103 * opts.c (common_handle_option): Handle -Wlarger-than=.
8104 * optc-gen.awk: Likewise.
8105 * opth-gen.awk: Likewise.
8106 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8107 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8109 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8111 * c-common.c (match_case_to_enum_1): Add appropriate
8112 OPT_W* parameter to warning.
8113 (c_do_switch_warnings): Likewise.
8114 * c-typeck.c (warning_init): Add one more parameter following
8116 (push_init_level): Update call to warning_init.
8117 (pop_init_level): Likewise.
8118 (add_pending_init): Likewise.
8119 (output_init_element: Likewise.
8121 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8124 * toplev.c (toplev_main): If there are warnings or error, print
8125 errors for ignored options.
8126 * opts.c (ignored_options): New static variable.
8127 (postpone_unknown_option_error): New.
8128 (print_ignored_options): New.
8129 (handle_option): Postpone errors for unknown -Wno-* options.
8130 * opts.h (print_ignored_options): Declare.
8132 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8134 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8137 2008-02-25 Richard Guenther <rguenther@suse.de>
8140 2008-02-25 Richard Guenther <rguenther@suse.de>
8142 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8143 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8144 (lookup_decl_from_uid): Declare.
8145 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8146 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8147 (decl_for_uid_map): New global hashtable mapping DECL_UID
8149 (init_ttree): Allocate it.
8150 (insert_decl_to_uid_decl_map): New helper function.
8151 (make_node_stat): Insert new decls into the map.
8152 (copy_node_stat): Likewise.
8153 (lookup_decl_from_uid): New function.
8154 (print_decl_for_uid_map_statistics): New helper.
8155 (dump_tree_statistics): Call it.
8157 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8158 (referenced_var_iterator): Adjust.
8159 (FOR_EACH_REFERENCED_VAR): Adjust.
8160 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8161 (num_referenced_vars): Adjust.
8162 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8163 (first_referenced_var): Remove.
8164 (end_referenced_vars_p): Likewise.
8165 (next_referenced_var): Likewise.
8166 (referenced_var_iterator_set): New helper function.
8167 * tree-dfa.c (referenced_var_lookup): Adjust.
8168 (referenced_var_check_and_insert): Likewise.
8169 (remove_referenced_var): Likewise.
8170 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8171 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8172 (verify_call_clobbering): Likewise.
8173 (verify_memory_partitions): Likewise.
8174 (init_tree_ssa): Allocate bitmap instead of hashtable for
8176 (delete_tree_ssa): Adjust.
8177 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8178 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8179 (compute_tag_properties): Likewise.
8180 (set_initial_properties): Likewise.
8181 (find_partition_for): Likewise.
8182 (update_reference_counts): Likewise.
8183 (dump_may_aliases_for): Likewise.
8184 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8185 (add_call_clobber_ops): Likewise.
8186 (add_call_read_ops): Likewise.
8187 (get_asm_expr_operands): Likewise.
8188 * tree-into-ssa.c (dump_decl_set): Likewise.
8189 (update_ssa): Likewise.
8190 * tree-sra.c (scan_function): Likewise.
8191 (decide_instantiations): Likewise.
8192 (scalarize_parms): Likewise.
8193 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8194 (dsa_named_for): Likewise.
8195 * tree-ssa-structalias.c (update_alias_info): Likewise.
8196 (merge_smts_into): Likewise.
8198 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8201 * doc/invoke.texi (-fcx-limited-range): Document new option.
8202 * toplev.c (process_options): Handle -fcx-fortran-rules.
8203 * common.opt: Add documentation for -fcx-fortran-rules.
8205 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8208 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8209 actual behaviour and C99.
8211 2008-02-26 Ben Elliston <bje@au.ibm.com>
8213 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8214 (ASM_CPU_POWER6_SPEC): Likewise.
8215 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8216 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8217 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8219 2008-02-25 Richard Guenther <rguenther@suse.de>
8221 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8222 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8223 (lookup_decl_from_uid): Declare.
8224 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8225 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8226 (decl_for_uid_map): New global hashtable mapping DECL_UID
8228 (init_ttree): Allocate it.
8229 (insert_decl_to_uid_decl_map): New helper function.
8230 (make_node_stat): Insert new decls into the map.
8231 (copy_node_stat): Likewise.
8232 (lookup_decl_from_uid): New function.
8233 (print_decl_for_uid_map_statistics): New helper.
8234 (dump_tree_statistics): Call it.
8236 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8237 (referenced_var_iterator): Adjust.
8238 (FOR_EACH_REFERENCED_VAR): Adjust.
8239 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8240 (num_referenced_vars): Adjust.
8241 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8242 (first_referenced_var): Remove.
8243 (end_referenced_vars_p): Likewise.
8244 (next_referenced_var): Likewise.
8245 (referenced_var_iterator_set): New helper function.
8246 * tree-dfa.c (referenced_var_lookup): Adjust.
8247 (referenced_var_check_and_insert): Likewise.
8248 (remove_referenced_var): Likewise.
8249 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8250 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8251 (verify_call_clobbering): Likewise.
8252 (verify_memory_partitions): Likewise.
8253 (init_tree_ssa): Allocate bitmap instead of hashtable for
8255 (delete_tree_ssa): Adjust.
8256 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8257 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8258 (compute_tag_properties): Likewise.
8259 (set_initial_properties): Likewise.
8260 (find_partition_for): Likewise.
8261 (update_reference_counts): Likewise.
8262 (dump_may_aliases_for): Likewise.
8263 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8264 (add_call_clobber_ops): Likewise.
8265 (add_call_read_ops): Likewise.
8266 (get_asm_expr_operands): Likewise.
8267 * tree-into-ssa.c (dump_decl_set): Likewise.
8268 (update_ssa): Likewise.
8269 * tree-sra.c (scan_function): Likewise.
8270 (decide_instantiations): Likewise.
8271 (scalarize_parms): Likewise.
8272 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8273 (dsa_named_for): Likewise.
8274 * tree-ssa-structalias.c (update_alias_info): Likewise.
8275 (merge_smts_into): Likewise.
8277 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8280 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8281 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8282 * alias.h (nonoverlapping_memrefs_p): Likewise.
8284 2008-02-25 Jan Beulich <jbeulich@novell.com>
8286 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8287 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8288 __emultls_get_address, __emultls_register_common,
8289 __floatundi?f, and _Unwind_GetIPInfo.
8290 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8291 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8292 (gen_regparm_prefix): Likewise.
8293 (i386_nlm_encode_section_info): Sync with
8294 config/i386/winnt.c:i386_pe_encode_section_info().
8295 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8296 i386_nlm_mangle_decl_assembler_name): New.
8297 (netware_override_options): New.
8298 * config/i386/netware.h (netware_override_options): Declare.
8299 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8300 (i386_nlm_mangle_decl_assembler_name): Declare.
8301 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8303 2008-02-25 Ben Elliston <bje@au.ibm.com>
8306 * c-decl.c (grokdeclarator): Remove unused local variables
8307 `typedef_type' and `type_as_written'.
8309 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8310 unused local variable `has_hot_blocks'.
8311 (fix_crossing_conditional_branches): Remove unused local variable
8314 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8317 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8318 using DEF_C99_BUILTIN.
8319 (BUILT_IN_NANF): Ditto.
8320 (BUILT_IN_NANL): Ditto.
8322 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8323 Revital Eres <eres@il.ibm.com>
8325 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8326 regarding the order of two dependent insns in the same row.
8328 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8330 * stor-layout.c (layout_decl): Do not bump the alignment of a
8331 bit-field to more than byte alignment if it is packed.
8333 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8335 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8338 2008-02-24 Diego Novillo <dnovillo@google.com>
8340 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8343 * tree-vrp.c (vrp_evaluate_conditional): With
8344 -Wtype-limits, emit a warning when comparing against a
8345 constant outside the natural range of OP0's type.
8346 * c.opt (Wtype-limits): Move ...
8347 * common.opt (Wtype-limits): ... here.
8349 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8351 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8352 * config/rs6000/e300c2c3.md: New file.
8353 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8355 (rs6000_override_options): Add e300c2 and e300c3 cases to
8356 processor_target_table. Do not allow usage of Altivec or Spe
8357 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8358 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8359 * config/rs6000/rs6000.h (processor_type): Add
8360 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8361 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8362 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8363 and ppce300c3. Include e300c2c3.md.
8365 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8367 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8368 instead of TARGET_STRICT_ALIGN.
8370 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8372 * explow.c (memory_address): Assert that the generated address is
8375 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8378 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8379 * config/darwin-ppc-ldouble-patch.def: New file.
8380 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8381 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8382 SUBTARGET_INIT_BUILTINS if defined.
8383 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8386 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8389 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8390 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8392 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8395 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8396 file" warning condtional on -Winvalid-PCH.
8398 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8400 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8402 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8406 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8407 prevent reload from using MMX registers.
8408 (*mov<mode>_internal): Ditto.
8409 (*movv2sf_internal_rex64): Ditto.
8410 (*movv2sf_internal): Ditto.
8412 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8414 PR documentation/31569
8415 * doc/install.texi2html: Use makeinfo --no-number-sections.
8417 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8419 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8420 ensure that we can address an entire entity > 8 bytes. Don't
8421 generate reg+reg addressing for such data.
8423 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8425 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8426 strings when optimizing for size, unless the target cares about
8429 2008-02-22 Tom Tromey <tromey@redhat.com>
8431 * regclass.c (current_pass): Remove declaration.
8433 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8435 * config/avr/libgcc.S (__RAMPZ__): Define.
8436 (__do_copy_data): Add for devices with 128KB code memory.
8438 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8440 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8442 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8444 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8446 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8449 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8452 * c-typeck.c (build_binary_op): Warn about floating point
8453 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8455 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8458 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8459 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8461 (rs6000_override_options): Set altivec_abi as default, not override,
8462 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8463 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8464 is used; use new member spe_abi.
8465 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8466 spe_abi and altivec_abi.
8468 2008-02-22 Tomas Bily <tbily@suse.cz>
8470 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8472 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8475 * config.build (build_file_translate): Set to `CMD //c' only if
8477 * Makefile.in (build_file_translate): Improve comment.
8479 2008-02-21 Jan Hubicka <jh@suse.cz>
8481 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8482 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8483 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8485 2008-02-21 Michael Matz <matz@suse.de>
8488 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8490 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8492 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8493 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8495 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8496 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8497 SSE_VEC_FLOAT_MODE_P as insn constraint.
8498 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8499 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8500 sse4a_movntdf using MODEF mode iterator.
8501 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8502 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8503 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8504 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8505 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8506 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8507 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8509 2008-02-21 Richard Guenther <rguenther@suse.de>
8511 * tree.def (PAREN_EXPR): New tree code.
8512 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8514 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8515 * expr.c (expand_expr_real_1): Likewise.
8516 * tree-inline.c (estimate_num_insns_1): Likewise.
8517 * tree-complex.c (expand_complex_move): Likewise.
8518 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8521 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8524 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8526 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8529 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8531 * config/sh/sh.c (find_barrier): Don't go past
8532 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8534 2008-02-20 DJ Delorie <dj@redhat.com>
8536 * config/h8300/h8300.md (insv): Force source operand to be a register.
8538 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8539 as a jump, not as a plain insn.
8541 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8543 * doc/invoke.texi (Warning Options): Add new option
8544 -Wframe-larger-than=.
8545 (-Wframe-larger-than): Document.
8547 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8548 Add declarations for new option variables.
8550 * final.c (final_start_function): Check the frame size
8551 before emission and issue a Wframe-larger-than warning.
8553 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8554 Add definitions for new option variables.
8555 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8557 * common.opt (Wframe-larger-than=): New option.
8559 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8561 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8562 (<sse>_div<mode>3): Ditto.
8563 (<sse>_vmdiv<mode>3): Ditto.
8564 (<sse>_vmsqrt<mode>2): Ditto.
8565 (*smax<mode>3): Ditto.
8566 (sse5_frcz<mode>2): Ditto.
8567 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8570 2008-02-20 Richard Guenther <rguenther@suse.de>
8573 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8574 be happy with INTEGRAL_TYPE_P.
8576 2008-02-20 Richard Guenther <rguenther@suse.de>
8578 * fold-const.c (split_tree): Associate floatig-point expressions
8579 if flag_associative_math is set.
8581 2008-02-20 Richard Guenther <rguenther@suse.de>
8583 * tree.h (fold_real_zero_addition_p): Declare.
8584 * fold-const.c (fold_real_zero_addition_p): Export.
8585 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8586 floating-point operations with zero and one.
8588 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8590 * doc/install.texi: Correct references to CFLAGS, replacing them
8591 with BOOT_CFLAGS. Document flags used during bootstrap for
8594 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8596 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8597 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8598 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8600 (smin<mode>3): Ditto from similar patterns.
8601 (smax<mode>3): Ditto.
8602 (*ieee_smin<mode>3): Ditto.
8603 (*ieee_smax<mode>3): Ditto.
8604 * config/i386/sse.md (sse): New mode attribute.
8605 (mov<mode>): Macroize expander from movv4sf and movv2df using
8606 SSEMODEF2P mode iterator.
8607 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8608 SSE_VEC_FLOAT_MODE_P as insn constraint.
8609 (storent<mode>): Ditto.
8610 (storent<mode>): Macroize expander from storentsf and storentdf using
8611 MODEF mode iterator.
8612 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8613 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8614 (abs<mode>2): Ditto from similar patterns.
8615 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8616 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8617 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8618 (<sse>_vmsqrt<mode>2): Ditto.
8619 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8620 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8621 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8622 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8623 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8624 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8625 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8627 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8628 iterator and SSE_FLOAT_MODE_P as insn constraint.
8629 (<sse>_ucomi): Ditto from similar patterns.
8630 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8631 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8632 SSE_VEC_FLOAT_MODE_P as insn constraint.
8633 (vcond<mode>): Ditto from similar patterns.
8634 (and<mode>3, *and<mode>3): Ditto.
8635 (<sse>_nand<mode>3): Ditto.
8636 (ior<mode>3, *ior<mode>3): Ditto.
8637 (xor<mode>3, *xor<mode>3): Ditto.
8638 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8639 iterator and SSE_FLOAT_MODE_P as insn constraint.
8640 (*nand<mode>3): Ditto from similar patterns.
8641 (*ior<mode>3): Ditto.
8642 (*xor<mode>3): Ditto.
8644 2008-02-20 Ira Rosen <irar@il.ibm.com>
8646 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8647 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8648 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8650 2008-02-19 Jan Hubicka <jh@suse.cz>
8652 * predict.c (tree_bb_level_predictions): Remove variable next
8653 mistakely introduced by previous commit.
8655 2008-02-19 Jan Hubicka <jh@suse.cz>
8657 * predict.c (predict_paths_leading_to): Rewrite.
8658 (predict_paths_for_bb): New.
8659 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8661 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8664 * Makefile.in (build_file_translate): New.
8665 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8666 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8667 * configure.ac (build_file_translate): Substitute it.
8668 * configure: Regenerate.
8670 2008-02-19 Jan Hubicka <jh@suse.cz>
8672 PR rtl-optimization/34408
8673 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8676 2008-02-19 Jan Hubicka <jh@suse.cz>
8679 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8682 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8685 * config/i386/i386-modes.def: Revert the last DI alignment
8686 change until Ada people can look into it.
8688 2008-02-19 Nick Clifton <nickc@redhat.com>
8690 * opts.c (print_specific_help): Fix typo in --help text.
8692 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8695 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8696 32-bit inline asm without asm alternatives for host GCC < 3.0.
8698 2008-02-19 Richard Guenther <rguenther@suse.de>
8700 PR tree-optimization/34989
8701 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8702 Allow propagation to INDIRECT_REF if we can simplify only.
8704 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8706 * c-common.c (warn_for_collisions_1): Use appropriate option when
8709 2008-02-19 Nick Clifton <nickc@redhat.com>
8712 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8713 (handle_options): Fix indentation.
8714 (print_filtered_help): If no language-specific options were
8715 displayed tell the user how to list all the options supported by
8716 the language's front-end.
8717 (print_specific_help): Fix indentation and remove duplicate line.
8718 (common_handle_option): Handle the -v option.
8719 For --help enable the display of undocumented options if the -v
8720 switch has been included on the command line.
8721 For --help= check for overlaps in the arguments between the option
8722 classes and the language names and issue a warning when they
8723 cannot be disambiguated.
8724 * c.opt (v): Pass on to the common option handler.
8726 2008-02-19 Revital Eres <eres@il.ibm.com>
8728 * modulo-sched.c (sms_schedule): Change dump message when
8729 create_ddg function fails.
8730 (try_scheduling_node_in_cycle): Rename row to cycle.
8731 (print_partial_schedule): Rename CYCLE to ROW.
8733 2008-02-19 Christian Bruel <christian.bruel@st.com>
8734 Zdenek Dvorak <ook@ucw.cz>
8736 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8738 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8741 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8742 (*x86_movdicc_0_m1_se): Ditto.
8744 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8746 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8747 (CMPtype): Define as __gcc_CMPtype.
8748 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8749 (CMPtype): Define as __gcc_CMPtype.
8751 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8753 Support valgrind 3.3 for --enable-checking=valgrind.
8754 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8756 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8757 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8758 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8759 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8760 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8761 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8762 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8764 * ggc-zone.c: Similar.
8765 * ggc-page.c: Similar.
8767 2008-02-19 Paul Brook <paul@codesourcery.com>
8770 * config/arm/ieee754-df.S: Fix do_it typo.
8771 * config/arm/ieee754-sf.S: Fix do_it typo.
8773 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8776 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8777 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8778 (OPTION_MASK_ISA_SSE_SET): Likewise.
8779 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8780 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8781 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8782 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8783 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8784 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8785 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8786 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8787 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8788 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8789 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8790 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8791 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8792 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8793 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8794 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8795 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8796 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8797 (OPTION_MASK_ISA_SSE4): Removed.
8798 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8799 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8800 (override_options): Don't turn on implied SSE/MMX bits in
8803 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8805 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8808 2008-02-18 Joey Ye <joey.ye@intel.com>
8811 * tree-nested.c (insert_field_into_struct): Set type alignment
8812 to field alignment if the former is less than the latter.
8814 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8816 * BASE-VER: Set to 4.4.0.
8818 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8820 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8821 * doc/cfg.texi: Likewise.
8822 * doc/extend.texi: Likewise.
8823 * doc/gty.texi: Likewise.
8824 * doc/invoke.texi: Likewise.
8825 * doc/loop.texi: Likewise.
8826 * doc/md.texi: Likewise.
8827 * doc/passes.texi: Likewise.
8828 * doc/rtl.texi: Likewise.
8829 * doc/sourcebuild.texi: Likewise.
8830 * doc/tm.texi: Likewise.
8831 * doc/tree-ssa.texi: Likewise.
8833 2008-02-17 Richard Guenther <rguenther@suse.de>
8836 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8837 without default definition.
8839 2008-02-17 Richard Guenther <rguenther@suse.de>
8841 PR tree-optimization/35231
8842 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8845 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8848 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8849 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8850 libgcc_cmp_return mode.
8852 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8855 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8857 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8859 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8862 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8864 * doc/c-tree.texi: Use `@.' where appropriate.
8865 * doc/extend.texi: Likewise.
8866 * doc/install.texi: Likewise.
8867 * doc/invoke.texi: Likewise.
8868 * doc/loop.texi: Likewise.
8869 * doc/makefile.texi: Likewise.
8870 * doc/md.texi: Likewise.
8871 * doc/passes.texi: Likewise.
8872 * doc/standards.texi: Likewise.
8873 * doc/tm.texi: Likewise.
8875 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8878 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8880 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8881 rather than in entry_bb.
8883 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8885 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8886 libgcc_cmp_return mode.
8888 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8891 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8892 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8894 2008-02-15 Richard Guenther <rguenther@suse.de>
8895 Zdenek Dvorak <ook@ucw.cz>
8897 PR tree-optimization/35164
8898 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8899 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8900 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8901 Only propagate addresses which do not have abnormal SSA_NAMEs
8904 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8907 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8909 2008-02-15 Jan Hubicka <jh@suse.cz>
8912 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8914 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8917 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8918 when calculating alignment_pad.
8920 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8922 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8923 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8924 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8925 and STACK_BOUNDARY define.
8927 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8929 PR preprocessor/35061
8930 * c-pragma.c (handle_pragma_pop_macro): Check that
8931 pushed_macro_table has been allocated.
8933 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8936 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8937 (force_gimple_operand): Likewise.
8938 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8939 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8940 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8941 (find_interesting_uses_address): Check addressability and alignment
8942 of the base expression only after substituting bases of IVs into it.
8944 2008-02-14 Michael Matz <matz@suse.de>
8947 * function.c (instantiate_virtual_regs_in_insn): Reload address
8948 before falling back to reloading the whole operand.
8950 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8952 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8953 before the first section switch note.
8955 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8957 * doc/bugreport.texi: Update copyright years.
8958 * doc/c-tree.texi: Likewise.
8959 * doc/cfg.texi: Likewise.
8960 * doc/cpp.texi: Likewise.
8961 * doc/cppinternals.texi: Likewise.
8962 * doc/fragments.texi: Likewise.
8963 * doc/frontends.texi: Likewise.
8964 * doc/gcc.texi: Likewise.
8965 * doc/gty.texi: Likewise.
8966 * doc/hostconfig.texi: Likewise.
8967 * doc/implement-c.texi: Likewise.
8968 * doc/libgcc.texi: Likewise.
8969 * doc/loop.texi: Likewise.
8970 * doc/makefile.texi: Likewise.
8971 * doc/options.texi: Likewise.
8972 * doc/passes.texi: Likewise.
8973 * doc/rtl.texi: Likewise.
8974 * doc/sourcebuild.texi: Likewise.
8975 * doc/standards.texi: Likewise.
8976 * doc/tree-ssa.texi: Likewise.
8977 * doc/trouble.texi: Likewise.
8979 * doc/extend.texi: Use @: or add comma where appropriate.
8980 * doc/invoke.texi: Likewise.
8981 * doc/tm.texi: Likewise.
8983 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8986 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8989 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8991 * doc/md.texi (clz, ctz): Add reference.
8992 * doc/rtl.texi (clz, ctz): Likewise.
8994 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8997 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
9000 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
9002 * config/s390/s390.c (struct constant_pool): New field
9003 emit_pool_after added.
9004 (s390_mainpool_start): Set the emit_pool_after flag according
9005 to the section switch notes.
9006 (s390_mainpool_finish): Consider emit_pool_after when emitting
9007 the literal pool at the end of the function.
9008 (s390_chunkify_start): Force literal pool splits at section
9011 2008-02-13 Michael Matz <matz@suse.de>
9014 * var-tracking.c (clobber_variable_part): Correctly traverse the
9017 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9020 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9021 Add -fdump-ipa-inline.
9022 * tree-dump.c (dump_files): Remove tree-inlined dump.
9023 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9025 2008-02-12 Richard Guenther <rguenther@suse.de>
9027 PR tree-optimization/35171
9028 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9031 2008-02-12 Richard Guenther <rguenther@suse.de>
9034 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9035 value-preserving mode. Disallow final truncation.
9037 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9040 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9041 code from here to...
9042 (force_gimple_operand): ...here.
9044 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9047 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9048 non-compatible pointers.
9049 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9050 different FIELD_DECLs, try harder by comparing field offsets, sizes
9054 * function.c (match_asm_constraints_1): Don't replace the same input
9057 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9059 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9060 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9061 (expand_epilogue): Restore RAMPZ register.
9062 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9064 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9066 * config/i386/cygwin.asm: (__alloca): Correct calling
9067 convention and alignment.
9068 (__chkstk): Force 8 byte stack alignment.
9070 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9071 Richard Guenther <rguenther@suse.de>
9073 PR tree-optimization/33992
9074 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9075 the zero we compare against.
9077 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9080 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9081 to CloseHandle after unlocking to prevent accumulation of handle
9084 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9087 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9088 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9089 and update LABEL_NUSES during and after reload.
9091 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9094 * combine.c (simplify_if_then_else): Make sure the comparison is
9095 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9097 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9100 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9101 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9102 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9103 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9104 * tree.h (get_type_static_bounds): Likewise.
9106 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9108 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9109 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9110 Make -Wfoo language annotations match what the compiler outputs.
9112 2008-02-08 Sa Liu <saliu@de.ibm.com>
9114 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9115 intrinsics spu_convts, spu_convtu, spu_convtf.
9117 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9119 * doc/extend.texi (Function Attributes) <noinline>: Mention
9120 asm ("") as method to keep calls.
9122 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9125 * doc/options.texi (Options): Replace references to opts.sh with
9127 * opts-common.c: Likewise.
9128 * optc-gen.awk: Likewise.
9130 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9132 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9134 2008-02-07 Richard Henderson <rth@redhat.com>
9137 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9138 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9141 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9143 PR tree-optimization/35085
9144 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9145 for operand entry oe2 in addition to operand entry oe3 in order to
9146 expose more opportunities for vectorizer sum reduction.
9148 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9151 * Makefile.in (LIBS): Remove $(GMPLIBS).
9152 (cc1-dummy, cc1): Add $(GMPLIBS).
9154 2008-02-06 Jan Hubicka <jh@suse.cz>
9157 * i386.md (moddf_integer): Do not produce partial memory stalls for
9158 targets where it hurts.
9160 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9163 * optabs.c (expand_float): Do not check for decimal modes when
9164 expanding unsigned integer through signed conversion.
9166 2008-02-06 Nick Clifton <nickc@redhat.com>
9168 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9169 inside the clobber with a match_operand and duplicated operand
9170 number in the constraint.
9171 (ineqbranchsi): Delete redundant comment.
9173 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9175 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9176 builtin_define ("__USE_INIT_FINI__").
9177 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9179 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9181 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9183 PR documentation/30330
9184 * doc/invoke.texi (C++ Dialect Options)
9185 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9186 For each warning option -Wfoo that allows -Wno-foo, ensure both
9187 -Wfoo and -Wno-foo are listed in the option index. Fix index
9188 entry of -Wswitch-default, index -Wnormalized= including the
9189 `=', and -Wlarger-than-@var{len} including @var{len}.
9191 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9193 * config/i386/i386.md (floatunssisf2): Use
9194 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9195 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9196 Macroize expander using MODEF mode iterator.
9198 2008-02-05 Diego Novillo <dnovillo@google.com>
9200 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9203 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9205 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9208 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9210 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9213 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9214 to indicate if a message should be generated.
9215 (init_cumulative_args): Updated.
9216 (function_value_32): Likewise.
9218 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9220 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9222 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9225 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9226 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9228 2008-02-04 Diego Novillo <dnovillo@google.com>
9230 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9233 * tree-vrp.c (vrp_evaluate_conditional): With
9234 -Wtype-limits, emit a warning when comparing against a
9235 constant outside the natural range of OP0's type.
9237 2008-02-04 Richard Guenther <rguenther@suse.de>
9240 * expr.c (count_type_elements): Give for unions instead of
9243 2008-02-04 Richard Guenther <rguenther@suse.de>
9246 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9247 to TYPE_DOMAINs base type instead of using bitsizetype here.
9249 2008-02-03 Jason Merrill <jason@redhat.com>
9251 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9253 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9256 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9257 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9258 (RS/6000 and PowerPC Options): Fix typos and markup.
9259 * doc/passes.texi (Tree-SSA passes): Likewise.
9261 2008-02-02 Michael Matz <matz@suse.de>
9264 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9265 from record_last_reg_set_info.
9266 (record_last_reg_set_info): Take an RTX argument, iterate over all
9267 constituent hardregs.
9268 (record_last_set_info, record_opr_changes): Change calls to
9269 new signature or to record_last_reg_set_info_regno.
9271 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9273 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9275 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9277 PR rtl-optimization/34773
9278 * reg-notes.def (EQUAL): Mention significance of combination of
9279 REG_EQUAL and REG_RETVAL.
9280 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9281 insn that has a REG_RETVAL.
9283 2008-02-01 Roger Sayle <roger@eyesopen.com>
9286 * configure.ac (--enable-fixed-point): Disable unless explicitly
9288 * configure: Regenerate.
9290 2008-02-01 Richard Guenther <rguenther@suse.de>
9293 * invoke.texi (-finline-limit): Remove no longer true parts
9294 of the documentation. Note that there is no default value.
9296 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9297 Mark Mitchell <mark@codesourcery.com>
9298 Ben Elliston <bje@au.ibm.com>
9301 * doc/extend.texi (Other Builtins): Document.
9303 2008-01-31 Tom Browder <tom.browder@gmail.com>
9305 * doc/c-tree.texi (Types): Fix grammar.
9306 (Expression trees): Ditto.
9307 * doc/passes.texi (Tree-SSA passes): Ditto.
9309 * doc/configterms.texi (Configure Terms): Fix typo.
9310 * doc/cpp.texi (Common Predefined Macros): Ditto.
9311 * doc/md.texi (Machine Constraints): Ditto.
9313 * doc/makefile.texi (Makefile): Add comma.
9315 2008-01-31 Tom Browder <tom.browder@gmail.com>
9316 Gerald Pfeifer <gerald@pfeifer.com>
9318 * doc/sourcebuild.texi (Front End): Remove references to CVS
9319 and CVSROOT/modules.
9320 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9321 (Back End): Remove reference to CVS.
9323 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9326 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9328 (mips16_gp_pseudo_reg): ...here.
9329 * config/mips/mips.md (load_const_gp): Replace with...
9330 (load_const_gp_<mode>): ...this :P-based insn.
9332 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9334 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9335 options. Minor fixes.
9336 (-std): Move reference to standards closer to where language
9337 standards are first mentioned.
9339 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9341 PR rtl-optimization/34995
9342 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9343 parameter and return a bool. If the rtx parameter is nonnull,
9344 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9345 (find_reloads): Update call accordingly. Pass the new operand
9346 if it needed no address reloads, otherwise pass null.
9348 2008-01-30 Richard Henderson <rth@redhat.com>
9351 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9352 for unbounded arrays.
9354 2008-01-30 Silvius Rus <rus@google.com>
9356 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9358 2008-01-30 Jan Hubicka <jh@suse.cz>
9361 * i386.c (init_cumulative_args): Use real function declaration when
9364 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9366 PR rtl-optimization/34998
9367 * global.c (build_insn_chain): Treat non-subreg_lowpart
9368 SUBREGs of pseudos as clobbering all the words covered by the
9369 SUBREG, not just all the bytes.
9370 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9371 original df_ref rather than an extract parameter.
9372 (global_conflicts): Update call accordingly.
9374 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9376 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9377 the overflow check to make it easier to read.
9378 (__fixtfdi): Change the type of the ll member in union
9379 long_double to UDItype_x.
9381 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9384 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9385 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9386 * tree-inline.c (fold_marked_statements): Call
9387 cgraph_update_edges_for_call_stmt if folding a call statement.
9388 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9389 debug_generic_stmt calls, reset it back afterwards.
9392 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9394 * c-typeck.c (build_external_ref): Don't pedwarn about
9395 static vars in current function's scope.
9397 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9399 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9401 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9404 * ipa-struct-reorg.c: Fix spelling.
9405 * params.def: Ditto.
9407 2008-01-29 Richard Guenther <rguenther@suse.de>
9410 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9412 * tree-inline.c (remap_type): Increment remapping_type_depth
9413 around remapping types.
9414 (copy_body_r): Only add referenced variables if they are referenced
9415 from code, not types.
9417 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9428 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9429 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9431 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9434 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9435 pointer for tiny stack.
9437 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9439 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9441 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9443 * config/vx-common.h: Fix typo in comment.
9445 2008-01-28 Ian Lance Taylor <iant@google.com>
9449 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9450 coalesce pointers if they have different DECL_NO_TBAA_P values.
9451 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9452 between variables with different DECL_NO_TBAA_P values.
9454 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9457 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9458 are not legitimate small data references on SPE targets.
9460 2008-01-28 David Daney <ddaney@avtrex.com>
9462 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9464 2008-01-28 David Daney <ddaney@avtrex.com>
9466 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9468 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9470 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9471 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9472 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9473 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9474 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9475 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9476 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9477 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9479 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9481 * basic-block.h (condjump_equiv_p): Fix comment.
9483 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9485 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9486 print_generic_stmt_indented): Fix comment.
9488 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9490 * configure.ac (__stack_chk_fail): Add detecion for availability
9491 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9492 * configure: Regenerate.
9494 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9497 * final.c (output_addr_const): Handle TRUNCATE.
9499 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9502 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9503 (zero_cost, infinite_cost): New constants.
9504 (struct cost_pair): Change type of cost to comp_cost.
9505 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9506 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9508 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9509 split_address_cost, ptr_difference_cost, difference_cost,
9510 get_computation_cost_at, get_computation_cost,
9511 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9512 determine_use_iv_cost_condition, determine_use_iv_costs,
9513 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9514 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9515 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9516 Change type of cost to comp_cost.
9517 (determine_iv_cost): Increase cost of non-original ivs, instead
9518 of decreasing the cost of original ones.
9519 (get_address_cost): Indicate the complexity of the addressing mode
9521 (try_add_cand_for): Prefer using ivs not specific to some object.
9522 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9524 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9525 Janis Johnson <janis187@us.ibm.com>
9528 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9529 (TARGET_INSTANTIATE_DECLS): Likewise.
9530 * target.h (expand_to_rtl_hook): New target hook.
9531 (instantiate_decls): Likewise.
9532 * function.c (instantiate_decl): Make non-static. Rename to...
9533 (instantiate_decl_rtl): ... this.
9534 (instantiate_expr): Use instantiate_decl_rtl.
9535 (instantiate_decls_1): Likewise.
9536 (instantiate_decls): Likewise.
9537 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9538 * function.h (instantiate_decl_rtl): Add prototype.
9539 * cfgexpand.c (target.h): New include.
9540 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9541 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9542 (TARGET_INSTANTIATE_DECLS): Likewise.
9543 (TARGET_INITIALIZER): New target hooks added.
9544 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9546 * config/rs6000/rs6000.c (tree-flow.h): New include.
9547 (machine_function): Add sdmode_stack_slot field.
9548 (rs6000_alloc_sdmode_stack_slot): New function.
9549 (rs6000_instantiate_decls): Likewise.
9550 (rs6000_secondary_memory_needed_rtx): Likewise.
9551 (rs6000_check_sdmode): Likewise.
9552 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9553 (TARGET_INSTANTIATE_DECLS): Likewise.
9554 (rs6000_hard_regno_mode_ok): Allow SDmode.
9555 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9556 (rs6000_emit_move): Handle SDmode.
9557 (function_arg_advance): Likewise.
9558 (function_arg): Likewise.
9559 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9560 SDmode var args for 32-bit compiles.
9561 (rs6000_secondary_reload_class): Handle SDmode.
9562 (rs6000_output_function_epilogue): Likewise.
9563 (rs6000_function_value): Simplify if statement.
9564 (rs6000_libcall_value): Likewise.
9565 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9566 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9567 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9568 (movsd_hardfloat): New define_insn.
9569 (movsd_softfloat): Likewise.
9570 (movsd_store): Likewise.
9571 (movsd_load): Likewise.
9572 (extendsddd2): Likewise.
9573 (extendsdtd2): Likewise.
9574 (truncddsd2): Likewise.
9575 (movdd_hardfloat64): Fixup comment.
9576 (UNSPEC_MOVSD_LOAD): New constant.
9577 (UNSPEC_MOVSD_STORE): Likewise.
9579 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9582 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9584 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9585 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9586 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9589 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9592 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9593 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9594 __LONGDOUBLE128 too.
9595 * config/rs6000/aix61.h: New file.
9597 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9599 PR rtl-optimization/34959
9600 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9601 popcount and parity rtxes the same mode as their operand.
9602 Truncate or extend the result to the return value's mode
9605 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9608 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9609 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9610 to GOT_VERSION_REGNUM.
9611 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9612 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9613 * config/mips/mips.c (mips_emit_call_insn): New function.
9614 (mips_call_tls_get_addr): Call mips_expand_call directly.
9615 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9617 (mips16_build_call_stub): Likewise. Return the call insn or null.
9618 (mips_expand_call): Update the call to mips16_build_call_stub
9619 accordingly and a remove redundant condition. Assert that MIPS16
9620 stubs do not use lazy binding. Use mips_emit_call_insn and return
9622 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9624 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9625 (mips_avoid_hazard): Remove hazard_set handling.
9626 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9627 (UNSPEC_RESTORE_GP): ...this.
9628 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9629 (FAKE_CALL_REGNO): Rename to...
9630 (GOT_VERSION_REGNUM): ...this.
9631 (type): Add "ghost" value. Add an associated insn reservation.
9632 (hazard_set): Remove.
9633 (exception_receiver): Rename to...
9634 (restore_gp): ...this and update the unspec identifier accordingly.
9635 (exception_receiver, nonlocal_got_receiver): New expanders.
9636 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9637 FAKE_CALL_REGNO. Remove hazard_set attribute.
9638 (set_got_version, update_got_version): New patterns.
9640 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9643 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9645 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9648 * doc/install.texi2html: Generate gcc-vers.texi.
9650 2008-01-25 DJ Delorie <dj@redhat.com>
9652 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9654 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9656 * config/c4x: Remove directory.
9657 * config.gcc (crx-*, mt-*): Mark obsolete.
9658 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9659 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9660 sh-*-rtemscoff*): Remove cases.
9661 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9662 * real.c (encode_c4x_single, decode_c4x_single,
9663 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9664 c4x_extended_format): Remove.
9665 * real.h (c4x_single_format, c4x_extended_format): Remove.
9666 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9668 (Pragmas): Remove comment about c4x pragmas.
9669 * doc/install.texi (c4x): Remove target-specific instructions.
9670 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9671 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9672 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9673 refer to C4x source files as examples.
9674 (C4X_FLOAT_FORMAT): Remove documentation.
9676 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9678 * config/bfin/bfin.c (override_options): Reorder tests so that
9679 flag_pic gets enabled for -msep-data.
9681 2008-01-25 Richard Guenther <rguenther@suse.de>
9684 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9685 to its bitfield precision if required.
9687 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9690 * tree-nested.c (walk_omp_for): New function.
9691 (convert_nonlocal_reference, convert_local_reference): Call
9692 walk_omp_for on OMP_FOR.
9693 (convert_call_expr): Call walk_body on OMP_FOR's
9694 OMP_FOR_PRE_INIT_BODY.
9696 2008-01-25 Richard Guenther <rguenther@suse.de>
9698 PR tree-optimization/34966
9699 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9700 default defs and PHI_NODEs we have to insert after the
9703 2008-01-24 Nick Clifton <nickc@redhat.com>
9705 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9706 Provide a default definition.
9707 (LIBGCC2_UNITS_PER_WORD): Likewise.
9709 * config/stormy16/stormy16.c: Include df.h for the prototype
9710 for df_regs_ever_live_p.
9711 (xstormy16_expand_builtin_va_start): Convert the stack offset
9712 into a component_ref and then use POINTER_PLUS_EXPR to add it
9713 to the incoming_virtual_args_rtx.
9714 (xstormy16_gimplify_va_arg_expr): Rename to
9715 xstormy16_gimplify_va_arg_expr.
9716 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9717 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9718 xstormy16_gimplify_va_arg_expr.
9719 Fix up some formatting issues.
9721 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9722 Move to predicates.md.
9723 (xs_hi_general_operand): Likewise.
9724 (xs_hi_nonmemory_operand): Likewise.
9725 * config/stormy16/predicates.md:
9726 (xstormy16_carry_plus_operand): New predicate.
9727 (xs_hi_general_operand): New predicate.
9728 (xs_hi_nonmemory_operand): New predicate.
9729 * config/stormy16/stormy16-protos.h:
9730 (xstormy16_carry_plus_operand): Delete prototype.
9731 (xs_hi_general_operand): Likewise.
9732 (xs_hi_nonmemory_operand): Likewise.
9734 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9735 modifiers as they are no longer needed and they can trigger
9736 reload spill failures.
9738 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9739 with a match_operand in order to help reload.
9741 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9742 constraint with 'e' for the 8th alternative as this version of
9743 the mov.w instruction only accepts the lower 8 registers.
9745 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9748 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9749 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9752 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9755 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9757 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9759 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9761 (remove_structure): Update allocations list before removing structure.
9763 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9765 * ipa-struct-reorg.c (is_safe_cond_expr,
9766 create_new_stmts_for_cond_expr): Use integer_zerop function,
9767 that recognize not only zero-pointer, but zero-integer too.
9769 2008-01-25 Ben Elliston <bje@au.ibm.com>
9772 * fixproto: Escape "." in sed expression that strips leading "./".
9774 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9777 * gcc.c (SWITCH_OK): Removed.
9778 (SWITCH_LIVE): Changed to bit.
9779 (SWITCH_FALSE): Likewise.
9780 (SWITCH_IGNORE): Likewise.
9781 (switchstr): Change live_cond to unsigned int.
9782 (process_command): Replace SWITCH_OK with 0.
9783 (do_self_spec): Likewise.
9784 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9785 (give_switch): Likewise.
9786 (used_arg): Likewise.
9787 (do_spec_1): Set the SWITCH_IGNORE bit.
9788 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9789 bits. Set the SWITCH_LIVE bit.
9791 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9793 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9795 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9797 PR tree-optimization/34472
9798 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9799 parameter to a "bool *" and set *DATA to false if there is
9800 an unsafe access. Do not delete the structure here.
9801 (check_cond_exprs): Delete it here instead.
9802 (check_cond_exprs, exclude_cold_structs): Do not increase
9803 I when removing a structure.
9805 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9808 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9809 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9811 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9814 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9815 a fixed vector for stack.
9817 2008-01-24 Ben Elliston <bje@au.ibm.com>
9820 * doc/gcc.texi (Software development): Add a direntry for g++.
9822 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9824 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9825 stale and straggling -fforce-addr comments above.
9827 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9829 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9830 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9832 2008-01-23 Michael Matz <matz@suse.de>
9835 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9838 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9840 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9843 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9845 * config/avr/avr.c (avr_current_arch): New variable.
9846 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9847 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9848 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9849 (avr_override_options): Init 'avr_current_arch'.
9850 (base_arch_s): Move from here...
9851 * config/avr/avr.h (base_arch_s): ... here. Add new members
9852 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9853 'mega' to 'have_jmp_call'.
9854 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9855 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9857 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9859 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9860 MULTILIB_MATCHES): (Ditto.).
9862 2008-01-23 Richard Guenther <rguenther@suse.de>
9865 * cgraphunit.c (cgraph_reset_node): Always mark the node
9866 not reachable if it is not queued already.
9868 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9870 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9871 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9872 (cputype_selected): New static variable.
9873 (bfin_handle_option): Set it if -mcpu is used.
9874 (override_option): Select default set of workarounds if no cpu type
9875 selected on the command line.
9876 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9878 From Michael Frysinger <michael.frysinger@analog.com>
9879 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9880 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9882 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9883 for bf547, bf523, bf524, and bf526.
9884 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9886 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9887 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9888 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9889 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9890 * doc/invoke.texi (Blackfin Options): Document that
9891 -mcpu now accept bf547, bf523, bf524, and bf526.
9893 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9895 PR rtl-optimization/34628
9896 * combine.c (try_combine): Stop and undo after the first combination
9897 if an autoincrement side-effect on the first insn has effectively
9900 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9903 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9904 Offset addresses are not valid for Altivec or paired float modes.
9906 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9909 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9910 if DECL_INITIAL (decl) is error_mark_node.
9913 * c-common.c (handle_vector_size_attribute): Only allow
9914 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9915 the same way as pointer, array etc. types.
9916 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9919 * tree.c (build_type_attribute_qual_variant): Call
9920 build_qualified_type if attributes are equal, but quals are not.
9922 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9925 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9926 * flags.h (warn_strict_aliasing): Remove.
9927 (warn_strict_overflow): Remove.
9928 * opts.c (warn_strict_aliasing): Remove.
9929 (warn_strict_overflow): Remove.
9930 * c-opts.c (c_common_handle_option): -Wall only sets
9931 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9932 (c_common_post_options): Give default values to -Wstrict-aliasing
9933 and -Wstrict-overflow if they are uninitialized.
9934 * common.opt (Wstrict-aliasing): Specify Var and Init.
9935 (Wstrict-overflow): Likewise.
9937 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9939 PR rtl-optimization/26854
9940 PR rtl-optimization/34400
9941 PR rtl-optimization/34884
9942 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9944 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9945 (df_rd_bb_info.expanded_lr_out): Deleted
9946 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9947 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9948 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9949 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9950 Removed code to allocate, initialize or free expanded_lr_out.
9951 (df_rd_bb_local_compute_process_def): Restructured to make more
9953 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9954 sets if the sets are being trimmed.
9956 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9959 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9960 (as_vers): Likewise.
9961 * configure: Regenerated.
9963 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9966 * tree-pass.h (pass_build_alias): New pass.
9967 * tree-ssa-alias.c (gate_build_alias): New.
9968 (pass_build_alias): New.
9969 * passes.c (init_optimization_passes): Add pass_build_alias after
9970 pass_create_structure_vars.
9972 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9974 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9975 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9976 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9977 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9978 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9979 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9980 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9981 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9982 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9983 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9984 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9985 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9986 * config/s390/s390.md (FP_ALL): New mode iterator.
9987 (_d): New mode attribute.
9988 ("*signbit<mode>2>"): Changed mode of first operand.
9989 ("isinf<mode>2"): Changed mode of first operand.
9990 ("*TDC_insn"): Adaptation for DFP modes.
9992 2008-01-22 Ben Elliston <bje@au.ibm.com>
9994 * tree.c (check_qualified_type): Improve function description.
9996 2008-01-21 Jason Merrill <jason@redhat.com>
9999 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
10000 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
10003 2008-01-21 DJ Delorie <dj@redhat.com>
10005 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
10008 2008-01-21 Richard Guenther <rguenther@suse.de>
10010 PR middle-end/34856
10011 * tree-cfg.c (verify_expr): Allow all invariant expressions
10012 instead of just constant class ones as reference argument.
10013 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10014 like any other constant.
10015 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10017 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10019 * regmove.c (fixup_match_1): Update call crossed frequencies.
10021 2008-01-21 Richard Guenther <rguenther@suse.de>
10024 * tree-inline.c (setup_one_parameter): Deal with mismatched
10025 types using a VIEW_CONVERT_EXPR.
10027 2008-01-21 Alon Dayan <alond@il.ibm.com>
10028 Olga Golovanevsky <olga@il.ibm.com>
10030 PR tree-optimization/34701
10031 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10032 when the structure size is not a power of 2.
10034 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10036 * doc/install.texi: Add doc for --enable-checking=df.
10038 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10040 PR rtl-optimization/34808
10041 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10043 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10045 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10048 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10050 PR rtl-optimization/26854
10051 PR rtl-optimization/34400
10052 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10054 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10055 (df_rd_bb_info.expanded_lr_out): New.
10056 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10057 * loop_iv.c (iv_analysis_loop_init): Ditto.
10058 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10059 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10060 Added code to allocate, initialize or free expanded_lr_out.
10061 (df_rd_bb_local_compute_process_def): Restructured to make
10062 more understandable.
10063 (df_rd_confluence_n): Add code to do nothing with fake edges and
10064 code to no apply invalidate_by_call sets if the sets are being trimmed.
10065 (df_lr_local_finalize): Renamed to df_lr_finalize.
10066 (df_live_local_finalize): Renamed to df_live_finalize.
10068 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10071 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10072 deciding whether to use reciprocal instructions.
10074 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10076 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10077 dwarf2out_note_section_used if cold_text_section is NULL.
10079 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10081 PR gcov-profile/34610
10082 * tree-cfg.c (make_edges): Mark both outgoing edges from
10083 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10084 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10085 from OMP_FOR and OMP_CONTINUE outgoing edges.
10087 * tree-profile.c (tree_profiling): Return early if
10088 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10090 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10091 from cfun to child_cfun.
10092 * function.h (struct function): Add after_tree_profile bit.
10094 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10096 * config/avr/avr.S (_exit): Disable interrupt.
10098 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10099 Steven Bosscher <stevenb.gcc@gmail.com>
10101 PR rtl-optimization/26854
10102 PR rtl-optimization/34400
10103 * df-problems.c (df_live_scratch): New scratch bitmap.
10104 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10105 (df_live_reset): Clear the proper bitmaps.
10106 (df_live_bb_local_compute): Only process the artificial defs once
10107 since the order is not important.
10108 (df_live_init): Init the df_live sets only with the variables
10109 found live by df_lr.
10110 (df_live_transfer_function): Use the df_lr sets to prune the
10111 df_live sets as they are being computed.
10112 (df_live_free): Free df_live_scratch.
10114 2008-01-18 Ian Lance Taylor <iant@google.com>
10116 * common.opt: Add fmerge-debug-strings.
10117 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10118 flag_merge_debug_strings rather than flag_merge_constants.
10119 * doc/invoke.texi (Option Summary): Mention
10120 -fmerge-debug-strings.
10121 (Debugging Options): Document -fmerge-debug-strings.
10123 2008-01-18 Ian Lance Taylor <iant@google.com>
10126 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10127 (struct tree_function_decl): Add new field operator_new_flag.
10128 * tree-inline.c (expand_call_inline): When inlining a call to
10129 operator new, force the return value to go into a variable, and
10130 set DECL_NO_TBAA_P on that variable.
10131 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10133 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10136 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10137 DWARF2_DEBUGGING_INFO.
10138 (dwarf2out_note_section_used): Ditto. Add prototype.
10139 (have_multiple_function_sections, text_section_used,
10140 cold_text_section_used, *cold_text_sections): Move declarations
10143 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10145 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10146 field and add signal_ra.
10147 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10148 assignments to frame state pc. Move end of stack check after
10149 MD_FALLBACK_FRAME_STATE_FOR.
10150 (uw_update_context_1): Use frame state signal_regs if set, instead
10151 of checking signal_frame flag.
10152 (uw_update_context): Use frame state signal_ra if set.
10153 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10154 * config/xtensa/linux-unwind.h: New file.
10156 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10158 * modulo-sched.c (get_sched_window): Fix comment typo.
10160 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10162 PR tree-optimization/34648
10163 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10165 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10167 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10168 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10170 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10172 PR rtl-optimization/34400
10173 * df-core.c (df_worklist_dataflow_overeager,
10174 df_worklist_dataflow_doublequeue): New functions.
10175 (df_worklist_dataflow): Two different worklist solvers.
10176 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10179 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10182 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10183 and ftree-parallelize-loops.
10185 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10187 PR rtl-optimization/34826
10188 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10190 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10192 * global.c (find_reg): Mark the eh regs as used if necessary.
10193 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10194 * ra.h (struct allocno): no_eh_reg field added. Changed
10195 no_stack_reg type to bitfield.
10197 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10199 * tree.c (substitute_in_expr): Add missing 'break'.
10201 2008-01-17 Richard Guenther <rguenther@suse.de>
10203 PR tree-optimization/34825
10204 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10205 x / x as division to handle.
10207 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10209 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10210 "-pthread" is specified.
10211 * pa-hpux11.h (LIB_SPEC): Likewise.
10213 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10214 Peter Bergner <bergner@vnet.ibm.com>
10216 PR rtl-optimization/33796
10217 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10219 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10221 PR libgfortran/34699
10222 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10224 * pa-hpux10.h (LINK_SPEC): Likewise.
10225 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10227 2008-01-16 Richard Guenther <rguenther@suse.de>
10229 PR middle-end/32628
10230 * fold-const.c (fold_convert_const_int_from_int): Do not
10231 set overflow if that occured only because of a sign extension
10232 change when converting from/to a sizetype with the same
10233 precision and signedness.
10235 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10238 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10239 location address to the correct place. Update copyright year.
10241 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10243 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10244 no dependences in the dependence_relations vector.
10246 2008-01-16 Jan Hubicka <jh@suse.cz>
10248 PR rtl-optimization/31396
10249 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10250 * cfg.c (dump_reg_info): Print it.
10251 * regs.h (struct reg_info_t): add freq_calls_crossed.
10252 (REG_FREQ_CALLS_CROSSED): New macro.
10253 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10254 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10255 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10256 regmove_optimize): Update call crossed frequencies.
10257 * local-alloc.c (struct qty): Add freq_calls_crossed.
10258 (alloc_qty): Copute freq_calls_crossed.
10259 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10260 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10261 * ra.h (struct allocno): Add freq_calls_crossed.
10263 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10265 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10266 libgomp when compiling with ftree-parallelize-loops.
10267 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10269 2008-01-16 Richard Guenther <rguenther@suse.de>
10271 PR tree-optimization/34769
10272 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10273 * tree.c (int_cst_value): Instead make this function more
10274 permissive in what it accepts as valid input. Document this
10275 function always sign-extends the value.
10277 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10278 Richard Guenther <rguenther@suse.de>
10281 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10282 (gimple_fold_indirect_ref_rhs): ... this.
10283 (gimple_fold_indirect_ref): New function with foldings
10284 that preserve lvalueness.
10285 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10286 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10287 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10288 to fold an INDIRECT_REF, fall back to the old use of
10289 fold_indirect_ref_1.
10291 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10293 * tree-data-ref.c (subscript_dependence_tester_1): Call
10294 free_conflict_function.
10295 (compute_self_dependence): Same.
10297 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10300 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10301 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10303 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10304 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10305 for DWARF2_UNWIND_INFO targets.
10307 2008-01-16 Richard Guenther <rguenther@suse.de>
10310 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10311 type qualifiers for function types.
10313 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10315 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10316 loop_iterator li from previous commit.
10318 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10320 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10322 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10324 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10325 (parallelize_loops): Don't parallelize irreducible components.
10327 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10330 * c-opts (c_common_post_options): Do not enable CPP
10331 flag_pedantic_errors by default.
10333 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10335 PR rtl-optimization/31944
10336 * cse.c (remove_pseudo_from_table): New function.
10337 (merge_equiv_classes): Use above function to remove pseudo-registers.
10338 (invalidate): Likewise.
10340 2008-01-13 Richard Guenther <rguenther@suse.de>
10342 PR middle-end/34601
10343 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10344 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10346 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10348 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10349 validate_change to unshare the source of the PC set.
10351 2008-01-12 Jan Hubicka <jh@suse.cz>
10353 PR middle-end/32135
10354 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10355 references above array bounds. This might trigger bounds checks for
10356 pointers to arrays.
10358 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10360 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10361 new_replaceable_dependencies.
10363 2008-01-12 Doug Kwan <dougkwan@google.com>
10365 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10366 instead of OPT_Wreturn_type in warning due to ignored return type
10368 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10369 options included in -Wextra.
10370 * c.opt: New option -Wignored_qualifiers.
10371 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10372 -Wignore_qualifiers.
10373 (-Wignored-qualifiers): Document.
10374 (-Wreturn-type): Remove description of functionality now handled
10375 by -Wignored-qualifiers.
10377 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10380 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10381 NOP_EXPR if it is between integral types with the same precision.
10383 2008-01-12 Jan Hubicka <jh@suse.cz>
10386 * invoke.texi (max-inline-recursive-depth): Fix default value.
10388 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10390 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10393 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10395 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10397 2008-01-11 James E. Wilson <wilson@specifix.com>
10400 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10402 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10404 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10405 save/restore frame pointer register and don't use 'call-prologues'
10406 optimization in function with "OS_task" attribute.
10408 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10410 PR middle-end/31309
10411 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10412 when copying to memory.
10414 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10416 PR rtl-optimization/30905
10417 * cfgcleanup.c: Include dce.h
10418 (crossjumps_occured): New global variable.
10419 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10420 If something changed, set crossjumps_occured to true.
10421 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10422 Don't add/remove fake edges to exit here...
10423 (cleanup_cfg): ...but do it here, when crossjumping.
10424 Run a fast DCE when successful crossjumps occured in the latest
10425 iteration of try_optimize_cfg.
10427 2008-01-11 Richard Guenther <rguenther@suse.de>
10429 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10430 (struct vn_unary_op_s): Likewise.
10431 (vn_reference_insert): Free old reference on hash collision.
10433 2008-01-10 Raksit Ashok <raksit@google.com>
10435 PR rtl-optimization/27971
10436 * combine.c (find_split_point): Split PLUS expressions which are
10437 inside a MEM rtx, and whose first operand is complex.
10439 2008-01-10 DJ Delorie <dj@redhat.com>
10441 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10442 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10443 (m32c_hard_regno_ok): Call the underlying function.
10445 2008-01-10 Richard Guenther <rguenther@suse.de>
10447 PR middle-end/34683
10448 * tree-cfg.c (tree_merge_blocks): Do not go through the
10449 full-blown folding and stmt updating path if we just deal
10450 with virtual operands.
10451 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10452 test for abnormal SSA_NAMEs.
10454 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10456 PR middle-end/34641
10457 * reload.c (push_reload): Add assertions. All constants from
10458 reg_equiv_constant should have been used for replacing the respective
10460 (find_reloads_address): Invoke find_reloads_address_part for
10461 constant taken from the reg_equiv_constant array.
10463 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10465 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10466 field (valnum) the first in the struct. Replace bools with
10469 2008-01-10 Richard Guenther <rguenther@suse.de>
10471 PR tree-optimization/34651
10472 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10473 types and ordering for masking and converting.
10475 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10477 PR tree-optimization/34017
10478 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10479 also for PHI_NODE expressions.
10481 2008-01-09 Jan Hubicka <jh@suse.cz>
10483 PR tree-optimization/34708
10484 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10485 based on number of case labels.
10486 (init_inline_once): Remove switch_cost.
10487 * tree-inline.h (eni_weights_d): Remove switch_cost.
10489 2008-01-09 Richard Guenther <rguenther@suse.de>
10490 Andrew Pinski <andrew_pinski@playstation.sony.com>
10492 PR middle-end/30132
10493 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10494 temporary if an rvalue is ok or an lvalue is not required.
10496 2008-01-09 Richard Guenther <rguenther@suse.de>
10498 PR middle-end/34458
10499 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10500 adjust return type.
10502 2008-01-09 Richard Guenther <rguenther@suse.de>
10504 PR middle-end/34679
10505 * tree.c (host_integerp): Check for sizetype only if the
10506 type is an integer type.
10508 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10511 * opts.c (decode_options): Disable inlining of functions called
10512 once if not in unit-at-a-time mode.
10514 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10516 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10518 2008-01-08 Richard Guenther <rguenther@suse.de>
10520 PR middle-end/31863
10521 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10522 out early if the result will be unused.
10524 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10529 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10530 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10533 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10535 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10536 for vectorization tuned.
10538 2008-01-08 Richard Guenther <rguenther@suse.de>
10540 PR tree-optimization/34683
10541 * tree-ssa-operands.c (operand_build_cmp): Export.
10542 * tree-ssa-operands.h (operand_build_cmp): Declare.
10543 * tree-vn.c (vuses_compare): Remove.
10544 (sort_vuses): Use operand_build_cmp.
10545 (sort_vuses_heap): Likewise.
10546 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10547 to re-use old VEC if available. Do not sort already sorted VUSEs.
10548 (vdefs_to_vec): Do not sort already sorted VDEFs.
10550 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10552 PR middle-end/34694
10553 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10555 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10558 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10559 limitations of reciprocal sequences on x86 targets.
10561 2008-01-08 Richard Guenther <rguenther@suse.de>
10563 PR tree-optimization/34683
10564 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10566 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10569 * config/darwin.c (darwin_mergeable_string_section): Don't use
10570 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10572 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10575 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10576 negxf2. Macroize expander using X87MODEF mode iterator. Change
10577 predicates of op0 and op1 to register_operand.
10578 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10579 expander using X87MODEF mode iterator. Change predicates of
10580 op0 and op1 to register_operand.
10581 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10582 corresponding patterns and macroize using MODEF macro. Change
10583 predicates of op0 and op1 to register_operand and remove
10584 "m" constraint. Disparage "r" alternative with "!".
10585 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10586 macroize using X87MODEF macro. Change predicates of op0 and op1
10587 to register_operand and remove "m" constraint. Disparage "r"
10588 alternative with "!".
10589 (absneg splitter with memory operands): Remove.
10590 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10591 patterns and macroize using X87MODEF mode iterator.
10592 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10593 Change predicate of op1 to register_operand.
10594 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10595 for memory operands.
10597 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10599 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10601 2008-01-07 Richard Guenther <rguenther@suse.de>
10603 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10606 2008-01-07 Richard Guenther <rguenther@suse.de>
10608 PR tree-optimization/34683
10609 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10610 VOPs of the needed size to save memory. Use VEC_quick_push
10611 to save compile-time.
10612 (vdefs_to_vec): Likewise.
10614 2008-01-07 Sa Liu <saliu@de.ibm.com>
10616 * config/spu/spu.md (divdf3): Genetate inline code for double
10617 division. The implementation doesn't handle INF or NAN, therefore it
10618 only applies when -ffinite-math-only is given.
10620 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10623 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10624 * doc/cpp.texi ([Common Predefined Macros]): Document.
10626 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10628 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10629 order to use commutative addition instead of subtraction.
10631 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10632 Mircea Namolaru <namolaru@il.ibm.com>
10633 Vladimir Yanovsky <yanov@il.ibm.com>
10634 Revital Eres <eres@il.ibm.com>
10636 PR tree-optimization/34263
10637 * tree-outof-ssa.c (process_single_block_loop_latch,
10638 contains_tree_r): New functions.
10639 (analyze_edges_for_bb): Call process_single_block_loop_latch
10640 function to empty single-basic-block latch block if possible.
10642 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10644 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10646 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10648 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10650 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10652 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10654 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10656 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10658 PR tree-optimization/34618
10659 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10662 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10665 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10666 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10667 Update copyright year.
10669 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10670 Update copyright year.
10671 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10674 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10676 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10677 edge does not point to current bb before changing need_assert.
10679 2008-01-04 Richard Guenther <rguenther@suse.de>
10681 PR middle-end/34029
10682 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10683 for verifying purposes if they are is_gimple_min_invariant.
10685 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10687 PR tree-optimization/34448
10688 PR tree-optimization/34465
10689 * gimplify.c (gimplify_init_constructor): Add new parameter
10690 notify_temp_creation. Use it.
10691 (gimplify_modify_expr_rhs): Take volatiles into account when
10692 optimizing constructors.
10693 Do not optimize constructors if gimplify_init_constructor will dump to
10695 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10696 * gcc.c-torture/compile/pr34448.c: New.
10698 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10700 PR gcov-profile/34609
10701 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10702 return_slot if result is TREE_ADDRESSABLE.
10704 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10706 * config/mips/mips.md (sqrt_condition): Tweak comment.
10707 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10709 2008-01-03 Tom Tromey <tromey@redhat.com>
10712 * c-common.c (c_type_hash): Handle VLAs.
10714 2008-01-03 Jan Hubicka <jh@suse.cz>
10716 PR tree-optimization/31081
10717 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10718 0 when inlining and not inlining to first basic block.
10719 (remap_decl): When var is initialized to 0, don't set default_def.
10720 (expand_call_inline): Set entry_bb.
10721 * tree-inline.h (copy_body_data): Add entry_bb.
10723 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10726 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10729 PR tree-optimization/29484
10730 * tree-inline.c (inline_forbidden_p_2): New function.
10731 (inline_forbidden_p): Disallow inlining if some static var
10732 has an address of a local LABEL_DECL in its initializer.
10733 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10736 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10738 PR tree-optimization/34635
10739 * tree-data-ref.c (add_other_self_distances): Make sure that the
10740 evolution step is constant.
10742 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10744 PR middle-end/34608
10745 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10747 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10749 * tree-sra.c (scalarize_init): Insert the generate_element_init
10750 statements after the generate_element_zero statements.
10752 2008-01-02 Richard Guenther <rguenther@suse.de>
10754 PR middle-end/34093
10755 PR middle-end/31976
10756 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10757 for very large number of operands instead of ICEing.
10759 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10762 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10763 while stack probing.
10765 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10767 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10770 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10772 PR libmudflap/26442
10773 * tree-mudflap.c (mx_register_decls): Guard warning by
10774 !DECL_ARTIFICIAL check.
10776 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10778 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10779 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10780 sse5_perm<mode>): Fix constraints.