1 2008-05-27 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/36245
4 * tree-ssa-address.c (add_to_parts): Deal with non-pointer
7 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9 * config/s390/s390.md: Replace all occurences of the 'm'
12 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
19 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
20 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
22 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
24 * reload.c: (find_reloads): Skip alternatives according to the
25 "enabled" attribute. Constify the constraint variable.
26 * recog.c (get_attr_enabled): Add default implementation.
27 (extract_insn): Set the alternative_enabled_p array
28 in the recog_data struct.
29 (preprocess_constraints, constrain_operands): Skip
30 alternatives according to the "enabled" attribute
31 * recog.h (struct recog_data): New field alternative_enabled_p.
32 (skip_alternative): New inline function.
33 * regclass.c: (record_operand_costs): Check the "enabled"
35 (record_reg_classes): Skip alternative according to the
38 * doc/md.texi: Add documention for the "enabled" attribute.
40 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
42 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
43 * postreload.c (reload_cse_simplify_operands): Replace 'm'
44 constraint with TARGET_MEM_CONSTRAINT.
45 * recog.c (asm_operand_ok, preprocess_constraints,
46 constrain_operands): Likewise.
47 * regclass.c (record_reg_classes): Likewise.
48 * reload.c (find_reloads, alternative_allows_const_pool_ref):
50 * reload1.c (maybe_fix_stack_asms): Likewise.
51 * stmt.c (parse_output_constraint, parse_input_constraint):
53 * recog.h: Adjust comment.
54 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
55 * genoutput.c (note_constraint): Don't emit error for 'm'
57 * doc/md.texi: Add a note to description of 'm' constraint.
58 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
60 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
62 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
63 that the bitfield is of integral type before testing its precision.
65 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
66 Sa Liu <saliu@de.ibm.com>
68 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
69 __modti3, __udivti3, __umodti3 and __udivmodti4.
70 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
71 that implement TImode mul and div functions.
72 * config/spu/multi3.c: New. Implement __multi3.
73 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
74 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
77 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
79 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
80 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
81 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
82 tls_sysv_suffix): New mode and mode attribute iterators.
83 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
84 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
85 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
86 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
87 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
90 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
92 PR tree-optimization/36329
93 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
94 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
95 * cgraphbuild.c (initialize_inline_failed): Use the latter
96 macro in lieu of the former.
97 * ipa-inline.c (cgraph_mark_inline): Likewise.
98 (cgraph_decide_inlining_of_small_function): Likewise.
99 (cgraph_decide_inlining): Likewise.
100 (cgraph_decide_inlining_incrementally): Likewise.
102 2008-05-26 Tristan Gingold <gingold@adacore.com>
103 Anatoly Sokolov <aesok@post.ru>
105 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
106 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
107 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
108 optimization for 'avr6' architecture.
110 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
113 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
115 2008-05-26 Richard Guenther <rguenther@suse.de>
117 * tree-ssa-sccvn.c (expr_has_constants): Declare.
118 (visit_reference_op_load): Initialize VN_INFO->has_constants
121 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
124 * caller-save.c (insert_restore): Verify alignment of spill
126 (insert_save): Likewise.
128 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
130 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
131 (STACK_SLOT_ALIGNMENT): Likewise.
133 * function.c (LOCAL_ALIGNMENT): Removed.
134 (get_stack_local_alignment): New.
135 (assign_stack_local): Use it. Set alignment on stack slot.
136 (assign_stack_temp_for_type): Use get_stack_local_alignment.
138 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
139 (STACK_SLOT_ALIGNMENT): New.
141 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
142 stack slot in XFmode.
144 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
146 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
149 * config/i386/i386.md (allocate_stack_worker_64): Make sure
150 argument operand in rax isn't removed.
152 2008-05-26 Richard Guenther <rguenther@suse.de>
155 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
156 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
158 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
161 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
163 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
165 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
166 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
168 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
170 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
171 build a trampoline if we don't want one.
172 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
173 return zero for nested functions if we don't want a trampoline.
175 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
177 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
179 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
182 * c.opt: Removed undocumented option '-lang-fortran'.
183 * c-common.h: Removed global variable 'lang_fortran'.
184 * c-opts.c (c_common_handle_option): Removed code to handle
185 option '-lang-fortran'. Updated includes.
186 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
187 definition of '__GFORTRAN__'.
188 (define__GNUC__): Reimplemented to use BASEVER and
189 cpp_define_formatted.
190 (builtin_define_with_value_n): Removed.
191 * c-incpath.h: Renamed to ...
192 * incpath.h: ... this.
193 * c-incpath.c: Renamed to ...
194 * incpath.c: ... this. Updated includes.
195 * fix-header.c: Updated includes.
196 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
197 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
198 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
200 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
202 * tree.h: Update the table of flags used on tree nodes.
203 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
204 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
205 (FORCED_LABEL): Add access check.
206 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
207 (ASM_INPUT_P): Likewise.
208 (ASM_VOLATILE_P): Likewise.
209 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
210 (OMP_SECTION_LAST): Access private_flag directly.
211 (OMP_RETURN_NOWAIT): Likewise.
212 (OMP_PARALLEL_COMBINED): Likewise.
213 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
214 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
215 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
216 deprecated_flag directly.
218 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
220 * final.c (frame_pointer_needed): Removed.
221 * flags.h (frame_pointer_needed): Likewise.
223 * function.h (rtl_data): Add frame_pointer_needed.
224 (frame_pointer_needed): New.
226 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
228 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
230 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
232 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
235 2008-05-25 Alan Modra <amodra@bigpond.net.au>
237 * c-common.c (strip_array_types): Move function to..
239 (get_inner_array_type): Delete.
240 * c-common.h (strip_array_types): Move declaration to..
242 (get_inner_array_type): Delete.
243 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
244 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
245 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
246 * config/pa/pa.c (emit_move_sequence): Likewise.
248 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
250 * config/i386/i386.md (*sse_prologue_save_insn): Set length
253 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
255 * function.c: Include target hook for nonlocal_goto frame value.
257 2008-05-24 Richard Guenther <rguenther@suse.de>
259 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that
260 a scalar variable can be only accessed through a pointer
263 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
265 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
266 * doc/extend.texi: Likewise.
268 2008-05-23 DJ Delorie <dj@redhat.com>
270 * config/m32c/jump.md (untyped_call): Add.
272 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
274 (m32c_address_cost): Detail costs for indirect offsets.
276 2008-05-23 Rafael Espindola <espindola@google.com>
278 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
279 if a node is a SUBREG.
280 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
283 2008-05-23 Paul Brook <paul@codesourcery.com>
284 Carlos O'Donell <carlos@codesourcery.com>
286 * doc/extend.texi: Clarify use of __attribute__((naked)).
287 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
288 * target.h (gcc_target): Add allocate_stack_slots_for_args.
289 * function.c (use_register_for_decl): Use
290 targetm.calls.allocate_stack_slots_for_args.
291 * target-def.h (TARGET_CALLS): Add
292 TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
293 * config/arm/arm.c (arm_allocate_stack_slots_for_args):
295 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
297 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
299 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
301 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
303 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
304 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
305 is only rounded once.
307 2008-05-23 Richard Guenther <rguenther@suse.de>
309 * tree-ssa-operands.c (mark_difference_for_renaming): Use
312 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
313 Jakub Jelinek <jakub@redhat.com>
316 * configure.ac: Handle --enable-cld.
317 * configure: Regenerated.
318 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
319 * config/i386/i386.h (struct machine_function): Add needs_cld field.
320 (ix86_current_function_needs_cld): New define.
321 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
322 (cld): New isns pattern.
323 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
324 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
325 * config/i386/i386.opt (mcld): New option.
326 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
327 TARGET_CLD and ix86_current_function_needs_cld.
328 (override_options): Use -mcld by default for 32-bit code if
331 * doc/install.texi (Options specification): Document --enable-cld.
332 * doc/invoke.texi (Machine Dependent Options)
333 [i386 and x86-64 Options]: Add -mcld option.
334 (Intel 386 and AMD x86-64 Options): Document -mcld option.
336 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
337 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
338 (return_in_memory_64): Likewise.
339 (return_in_memory_ms_64): Likewise.
341 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
343 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
344 * builtins.c (fold_builtin_fpclassify): New.
345 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
346 * builtins.def (BUILT_IN_FPCLASSIFY): New.
347 * c-common.c (handle_type_generic_attribute): Adjust to accept
348 fixed arguments before an elipsis.
349 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
350 * doc/extend.texi: Document __builtin_fpclassify.
352 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
354 * omp-low.c (gate_expand_omp_ssa): Remove.
355 (pass_expand_omp_ssa): Remove.
356 (gate_expand_omp): Do not check for flag_openmp_ssa.
357 * common.opt (-fopenmp-ssa): Remove.
358 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
360 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
362 * config/sh/sh.opt (mfixed-range): New option.
363 * config/sh/sh-protos.h (sh_fix_range): Declare.
364 * config/sh/sh.c (sh_fix_range): New function.
365 * config/sh/sh.h (sh_fixed_range_str): Declare.
366 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
368 * doc/invoke.texi (SH Options): Document -mfixed-range.
370 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
372 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
373 it before the redeclaration.
375 2008-05-22 Anatoly Sokolov <aesok@post.ru>
377 * config/avr/avr.c (get_sequence_length): Add new function.
378 (expand_prologue, expand_epilogue): Remove duplicate code.
380 2008-05-22 Rafael Espindola <espindola@google.com>
382 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
385 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
387 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
388 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
390 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
391 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
392 (vect_update_misalignment_for_peel): Likewise.
393 (vector_alignment_reachable_p): Likewise.
394 * tree-vect-transform.c (vectorizable_load): Likewise.
395 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
396 (get_vectype_for_scalar_type): Pass mode of scalar_type
397 to UNITS_PER_SIMD_WORD.
399 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
400 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
401 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
402 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
403 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
405 2008-05-22 Ira Rosen <irar@il.ibm.com>
407 PR tree-optimization/36293
408 * tree-vect-transform.c (vect_transform_strided_load): Don't check
409 if the first load must be skipped because of a gap.
411 2008-05-22 Richard Guenther <rguenther@suse.de>
413 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
414 more cases of offset disambiguation that is possible if
415 strict-aliasing rules apply.
416 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
417 for basic offset and type-based disambiguation.
419 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
421 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
422 ix86_expand_vector_set on V16QImode for SSE4.1.
424 2008-05-21 Tom Tromey <tromey@redhat.com>
426 * c.opt (Wimport): Mark as undocumented.
427 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
429 (Warning Options): Likewise.
430 * doc/cppopts.texi: Don't mention -Wimport.
432 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
434 PR tree-optimization/36287
435 PR tree-optimization/36286
436 * lambda-code.c (build_access_matrix): Do not use the loop->num
437 for computing the number of induction variables: use the loop depth
440 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
443 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
444 option -f(no-)leading-underscore.
446 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
448 * config/i386/i386.c (ix86_expand_vector_init_general): Use
449 GET_MODE_NUNITS (mode).
451 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
453 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
454 (-mmulhw): Add 464 to description.
456 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
457 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
459 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
460 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
461 * config/rs6000/rs6000.md: Update comments for 464.
463 2008-05-21 Janis Johnson <janis187@us.ibm.com>
465 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
467 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
469 * config/i386/sse.md (vec_extractv4sf): Removed.
470 (vec_extractv2df): Likewise.
471 (vec_extractv2di): Likewise.
472 (vec_extractv4si): Likewise.
473 (vec_extractv8hi): Likewise.
474 (vec_extractv16qi): Likewise.
475 (vec_extract<mode>): New.
477 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
479 * config/i386/sse.md (vec_setv4sf): Removed.
480 (vec_setv2df): Likewise.
481 (vec_setv2di): Likewise.
482 (vec_setv4si): Likewise.
483 (vec_setv8hi): Likewise.
484 (vec_setv16qi): Likewise.
485 (vec_set<mode>): New.
487 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
489 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
490 goto for vec_concat and vec_interleave.
492 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
494 * config/i386/sse.md (vec_initv4sf): Removed.
495 (vec_initv2df): Likewise.
496 (vec_initv2di): Likewise.
497 (vec_initv4si): Likewise.
498 (vec_initv8hi): Likewise.
499 (vec_initv16qi): Likewise.
500 (vec_init<mode>): New.
502 2008-05-21 Joseph Myers <joseph@codesourcery.com>
504 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
506 2008-05-21 Tom Tromey <tromey@redhat.com>
508 * ggc-zone.c (lookup_page_table_if_allocated): New function.
509 (zone_find_object_offset): Likewise.
510 (gt_ggc_m_S): Likewise.
511 (highest_bit): Likewise.
512 * ggc-page.c (gt_ggc_m_S): New function.
513 * stringpool.c (string_stack): Remove.
514 (init_stringpool): Update.
515 (ggc_alloc_string): Use ggc_alloc.
516 (maybe_delete_ident): New function.
517 (ggc_purge_stringpool): Likewise.
518 (gt_ggc_m_S): Remove.
519 * ggc-common.c (ggc_protect_identifiers): New global.
520 (ggc_mark_roots): Call ggc_purge_stringpool. Use
521 ggc_protect_identifiers.
522 * ggc.h (ggc_protect_identifiers): Declare.
523 (gt_ggc_m_S): Update.
524 (ggc_purge_stringpool): Declare.
525 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
526 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
528 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
530 2008-05-21 David S. Miller <davem@davemloft.net>
532 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
535 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
537 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
540 2008-05-20 David Daney <ddaney@avtrex.com>
542 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
543 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
544 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
545 UNSPEC_UPDATE_GOT_VERSION): Renumber.
546 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
547 (atomic_hiqi_op): New define_code_iterator.
548 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
549 mips_expand_compare_and_swap_12.
550 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
551 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
552 (sync_<optab><mode>, sync_old_<optab><mode>,
553 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
554 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
555 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
556 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
557 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
558 (test_and_set_12): New insn.
559 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
560 sync_new_<optab><mode>, sync_old_nand<mode>,
561 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
562 clobber to operand 0 for SI and DI mode insns.
563 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
564 mips_gen_fn_4): New typedefs.
565 (mips_gen_fn_ptrs): Define new union type.
566 (mips_expand_compare_and_swap_12): Remove declaration.
567 (mips_expand_atomic_qihi): Declare function.
568 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
569 (mips_expand_atomic_qihi): ... this. Use new generator function
571 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
572 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
573 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
574 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
575 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
576 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
577 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
578 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
579 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
580 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
581 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
582 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
584 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
586 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
589 2008-05-20 Anatoly Sokolov <aesok@post.ru>
591 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
592 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
593 (avr_attribute_table): Add 'OS_main' function attribute.
594 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
595 functions with 'OS_main' attribute.
597 2008-05-20 Richard Guenther <rguenther@suse.de>
599 PR tree-optimization/35204
600 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
601 helper, split out from ...
602 (DFS): ... here. Make the DFS walk non-recursive.
604 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
605 Jan Sjodin <jan.sjodin@amd.com>
607 PR tree-optimization/36181
608 * tree-parloops.c (loop_has_vector_phi_nodes): New.
609 (parallelize_loops): Don't parallelize when the loop has vector
612 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
613 Sebastian Pop <sebastian.pop@amd.com>
615 * tree-loop-linear.c (gather_interchange_stats): Look in the access
616 matrix, and never look at the tree representation of the memory
618 (linear_transform_loops): Computes parameters and access matrices.
619 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
621 (access_matrix_get_index_for_parameter): New.
622 * tree-data-ref.h (struct access_matrix): New.
623 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
624 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
625 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
626 am_vector_index_for_loop): New.
627 (struct data_reference): Add field access_matrix.
628 (DR_ACCESS_MATRIX): New.
629 (compute_data_dependences_for_loop): Update declaration.
630 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
631 * lambda.h (lambda_vector_vec_p): Declared.
632 * lambda-code.c: Depend on pointer-set.h.
633 (lambda_collect_parameters_from_af, lambda_collect_parameters,
634 av_for_af_base, av_for_af, build_access_matrix,
635 lambda_compute_access_matrices): New.
636 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
638 2008-05-20 Joseph Myers <joseph@codesourcery.com>
640 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
643 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
644 Sebastian Pop <sebastian.pop@amd.com>
646 PR tree-optimization/36206
647 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
649 (instantiate_scev_1): Rename flags to fold_conversions.
650 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
651 outeside instantiation_loop.
652 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
653 (evolution_function_is_affine_or_constant_p): Removed.
654 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
656 (analyze_siv_subscript): Pass in the loop nest number.
657 Call evolution_function_is_affine_in_loop instead of
658 evolution_function_is_affine_p.
659 (analyze_overlapping_iterations): Pass in the loop nest number.
661 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
662 Sebastian Pop <sebastian.pop@amd.com>
664 PR tree-optimization/36206
665 * tree-chrec.h (chrec_fold_op): New.
666 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
669 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
671 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
673 (remove_duplicates): Do not set inode on non-inode systems.
676 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
678 * config.gcc (tm_file): Update comments about relative pathnames.
680 2008-05-20 Richard Guenther <rguenther@suse.de>
682 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
683 * tree-ssa-sccvn.c (process_scc): Likewise.
684 * tree-ssa-sink.c (execute_sink_code): Likewise.
685 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
686 * tree-vrp.c (process_assert_insertions): Likewise.
687 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
688 (perform_tree_ssa_dce): Likewise.
689 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
690 (dump_dominator_optimization_stats): Likewise.
691 * tree-vectorizer.c (vectorize_loops): Likewise.
693 2008-05-20 Richard Guenther <rguenther@suse.de>
695 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
697 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
699 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
700 (ix86_i386elf_return_in_memory): Likewise.
701 (ix86_i386interix_return_in_memory): Likewise.
702 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
703 (SUBTARGET_RETURN_IN_MEMORY): New.
704 * config/i386/i386elf.h: Likewise.
705 * config/i386/ptx4-i.h: Likewise.
706 * config/i386/sol2-10.h: Likewise.
707 * config/i386/sysv4.h: Likewise.
708 * config/i386/vx-common.h: Likewise.
709 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
710 * config/i386/i386.c (ix86_return_in_memory): Made static and
711 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
712 (ix86_i386elf_return_in_memory): Removed.
713 (ix86_i386interix_return_in_memory): Removed.
714 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
715 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
717 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
719 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
721 2008-05-19 Xinliang David Li <davidxl@google.com>
723 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
726 * doc/invoke.texi: Ditto.
728 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
730 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
731 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
733 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
735 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
736 sizes of operand array from 8/4 to 4/2.
737 (ix86_expand_vector_init_general): Change size of operand array
738 from 32 to 16. Remove op0, op1 and half_mode.
740 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
742 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
743 (ix86_expand_vector_init_interleave): Likewise.
744 (ix86_expand_vector_init_general): Use them. Assert word_mode
745 == SImode when n_words == 4.
747 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
749 * config/i386/i386.c (ix86_secondary_reload): New static function.
750 (TARGET_SECONDARY_RELOAD): New define.
751 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
752 * config/i386/i386.md (reload_outqi): Remove.
754 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
757 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
758 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
759 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
760 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
761 (fold_builtin_1): Likewise.
762 * builtins.def (BUILT_IN_ISINF_SIGN): New.
763 c-common.c (check_builtin_function_arguments): Handle
765 * doc/extend.texi: Document __builtin_isinf_sign.
766 * fold-const.c (operand_equal_p): Handle COND_EXPR.
768 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
770 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
771 EH cleanup at the end of the pass, search for those that have been
772 turned into forwarder blocks and do the cleanup on their successor.
774 2008-05-18 Richard Guenther <rguenther@suse.de>
776 * tree-cfg.c (verify_gimple_expr): Allow conversions from
777 pointers to sizetype and vice versa.
779 2008-05-18 Xinliang David Li <davidxl@google.com>
781 * gcc/tree-ssa-dce.c: Coding style fix.
782 (check_pow): Documentation comment.
783 (check_log): Documenation comment. Coding style fix.
784 (is_unnecessary_except_errno_call): Ditto.
785 (gen_conditions_for_pow): Ditto.
786 (gen_conditions_for_log): Ditto.
787 (gen_shrink_wrap_conditions): Ditto.
788 (shrink_wrap_one_built_in_calls): Ditto.
789 * gcc/doc/invoke.texi: Better documentation string.
790 * ChangeLog: Fix wrong change log entries from
791 May 17 checkin on function call DCE.
793 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
795 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
797 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
799 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
800 * df-problems.c (simulation routines): Fixed block comment to
801 properly say how to add forwards scanning functions.
803 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
805 * tree-inline.c (setup_one_parameter): Remove dead code.
807 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
809 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
810 a BIT_AND_EXPR only for an INTEGER_TYPE.
812 2008-05-17 Xinliang David Li <davidxl@google.com>
814 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
815 (check_pow, check_log, is_unnecessary_except_errno_call): New
816 functions to check for eliminating math functions that are pure
817 except for setting errno.
818 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
819 general condition expressions for shrink-wrapping pow/log calls.
820 (gen_shrink_wrap_conditions): Ditto.
821 (shrink_wrap_one_built_in_call): Ditto.
822 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
823 (mark_operand_necessary): If debugging, output if OP is necessary.
824 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
826 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
828 * gcc/common.opt: New user flag -ftree-builtin-dce.
829 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
831 2008-05-16 David S. Miller <davem@davemloft.net>
833 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
834 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
836 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
839 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
841 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
843 * ifcvt.c (dead_or_predicable): Rename
844 df_simulate_one_insn_backwards to df_simulate_one_insn.
845 * recog.c (peephole2_optimize): Ditto.
846 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
848 * df.h: Rename df_simulate_one_insn_backwards to
849 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
850 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
851 scanning of defs and uses.
852 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
853 (df_simulate_one_insn_forwards): Removed.
855 2008-05-16 Doug Kwan <dougkwan@google.com>
857 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
859 (real_from_string): Handle NaNs and Inf as approriate.
861 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
863 * doc/gty.texi (Source Files Containing Type Information): Note
864 that headers should appear first in the gtfiles list.
866 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
868 * tree.def (COND_EXEC): Properly documented this code.
870 2008-05-16 Diego Novillo <dnovillo@google.com>
872 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
873 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
876 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
878 * tree-ssa-dse (max_stmt_uid): Removed.
879 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
880 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
881 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
882 * function.h (cfun.last_stmt_uid): New field.
883 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
884 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
886 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
887 (create_stmt_ann): Initialize the ann->uid field.
888 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
890 * tree-flow.h (renumber_gimple_stmt_uids): New function.
892 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
894 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
895 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
896 (init_empty_tree_cfg): Call it.
898 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
900 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
903 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
905 * doc/invoke.text (-fdump-tree-*-verbose): New option.
906 * tree-dump.c (dump_options): New verbose option.
907 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
909 * tree-pass.h (TDF_VERBOSE): New dump flag.
910 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
911 (tree-flow.h): Added include.
912 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
914 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
916 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
918 From Jie Zhang <jie.zhang@analog.com>
919 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
920 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
921 mcpu=bf561-none and mcpu=bf561-0.2.
922 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
923 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
924 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
925 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
926 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
927 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
928 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
930 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
931 (cputype_selected): Remove.
932 (bfin_handle_option): Don't use cputype_selected.
933 (override_options): When no mcpu option, enable all workarounds.
934 Don't use bfin_workarounds.
935 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
937 (DEFAULT_CPU_TYPE): Don't define.
939 2008-05-16 Richard Guenther <rguenther@suse.de>
941 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
942 on deletion of the last stmt.
944 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
946 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
947 V8HImode for SSE2 and V16QImode for SSE4.1.
949 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
951 * cgraph.h (compute_inline_parameters): Made public.
952 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
953 variable_generate_summary, function_write_summary,
954 variable_write_summary, variable_read_summary. Added generate_summary,
955 write_summary, read_summary.
956 * cgraphunit.c (cgraph_process_new_functions): Changed call from
957 pass_ipa_inline.function_generate_summary, to
958 compute_inline_parameters.
959 * ipa-inline.c (compute_inline_parameters): Made public and added
961 (compute_inline_parameters_for_current): New function.
962 (pass_inline_param): Now calls compute_inline_parameters_for_current.
963 (inline_generate_summary): Removed parameter and made to loop over
965 (pass_ipa_inline): Updated for new IPA_PASS structure.
966 * passes.c (execute_ipa_summary_passes): Now is called once per
967 pass rather than once per node*pass.
969 2008-05-15 Anatoly Sokolov <aesok@post.ru>
971 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
972 avr_have_mul_p, avr_asm_only_p): Remove variables.
973 (avr_override_options): Remove initialization of removed variables.
974 (avr_file_start): Convert removed variables to fields of
975 'struct base_arch_s *avr_current_arch'.
976 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
977 (AVR_HAVE_MUL): (Ditto.).
978 (AVR_HAVE_MOVW): (Ditto.).
979 (AVR_HAVE_LPMX): (Ditto.).
980 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
981 avr_asm_only_p): Remove declaration.
983 2008-05-15 Diego Novillo <dnovillo@google.com>
985 * config/arm/arm.c (arm_return_in_memory): Fix return type.
986 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
988 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
991 * combine.c (check_conversion): Rename back to check_promoted_subreg.
992 Don't call record_truncated_value from here.
993 (record_truncated_value): Turn it into a for_each_rtx callback.
994 (record_truncated_values): New function.
995 (combine_instructions): Call note_uses with record_truncated_values.
996 Change name of check_conversion to check_promoted_subreg.
998 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1000 * doc/sourcebuild.texi: Document support for torture tests.
1002 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1004 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1005 to alternative 4 of operand 2.
1007 2008-05-15 Richard Guenther <rguenther@suse.de>
1009 * tree-pass.h (current_pass): Declare.
1010 (get_pass_for_id): Likewise.
1011 * passes.c (passes_by_id, passes_by_id_size): New globals.
1012 (set_pass_for_id): New function.
1013 (get_pass_for_id): Likewise.
1014 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1015 (execute_function_todo): Flush per function statistics.
1016 * toplev.c (compile_file): Init statistics.
1017 (general_init): Do early statistics initialization.
1018 (finalize): Finish statistics.
1019 * statistics.h (statistics_early_init): Declare.
1020 (statistics_init): Likewise.
1021 (statistics_fini): Likewise.
1022 (statistics_fini_pass): Likewise.
1023 (statistics_counter_event): Likewise.
1024 (statistics_histogram_event): Likewise.
1025 * statistics.c: New file.
1026 * Makefile.in (OBJS-common): Add statistics.o.
1027 (statistics.o): Add dependencies.
1028 * doc/invoke.texi (-fdump-statistics): Document.
1030 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1032 (execute_pre): Use statistics_counter_event.
1033 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1034 (substitute_and_fold): Increment it. Use statistics_counter_event.
1036 2008-05-15 Diego Novillo <dnovillo@google.com>
1038 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1040 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1041 * tree-ssa-alias.c (new_type_alias): Remove references to
1042 sub-variables from comment.
1043 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1045 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1047 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1048 attribute to 1 only for insertps alternative.
1050 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1052 * config/bfin/bfin.md (loadbytes): New pattern.
1053 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1054 (bfin_init_builtins): Initialize it.
1055 (bdesc_1arg): Add it.
1057 2008-05-15 Sa Liu <saliu@de.ibm.com>
1059 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1060 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1061 * testsuite/lib/target-supports.exp: Add
1062 check_effective_target_fortran_integer_16.
1064 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1066 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1067 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1068 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1069 (TARGET_RETURN_IN_MEMORY): Define.
1071 2008-05-15 Richard Guenther <rguenther@suse.de>
1074 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1075 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1076 represent unmodifiable vars.
1078 2008-05-15 Richard Guenther <rguenther@suse.de>
1080 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1081 INDIRECT_REF and TARGET_MEM_REF.
1082 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1085 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1086 H.J. Lu <hongjiu.lu@intel.com>
1088 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1089 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1090 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1091 insn alternatives. Add missing alternatives.
1092 (*vec_concatv2di_rex64_sse4_1): Likewise.
1093 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1094 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1097 2008-05-15 Richard Guenther <rguenther@suse.de>
1099 PR tree-optimization/36009
1100 PR tree-optimization/36204
1101 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1102 (determine_invariantness_stmt): Record the loop a store is
1104 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1107 2008-05-15 Richard Guenther <rguenther@suse.de>
1109 PR tree-optimization/34330
1110 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1111 through the pointer will alias the SMT.
1113 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1115 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1117 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1119 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1121 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1122 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1124 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1125 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1126 (vashl_optab): New optab for vector/vector shifts.
1127 (vashr_optab): Ditto.
1128 (vlshr_optab): Ditto.
1129 (vrotl_optab): Ditto.
1130 (vrotr_optab): Ditto.
1131 (optab_subtype): New enum for optab_for_tree_code call.
1132 (optab_for_tree_code): Add enum optab_subtype argument.
1134 * optabs.c (optab_for_tree_code): Take an additional argument to
1135 distinguish between a vector shift by a scalar and vector shift by
1136 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1137 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1138 vector shift by a vector.
1139 (expand_widen_pattern_expr): Pass additional argument to
1140 optab_for_tree_code.
1142 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1143 vrotl_optab, vrotr_optab.
1145 * expr.c (expand_expr_real_1): Update calls to
1146 optab_for_tree_code to distinguish between vector shifted by a
1147 scalar and vector shifted by a vector.
1148 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1149 (supportable_narrowing_operation): Ditto.
1150 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1151 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1152 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1153 (vect_create_epilog_for_reduction): Ditto.
1154 (vectorizable_reduction): Ditto.
1155 (vectorizable_operation): Ditto.
1156 (vect_strided_store_supported): Ditto.
1157 (vect_strided_load_supported): Ditto.
1158 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1159 * expmed.c (expand_shift): Ditto.
1161 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1163 (ashr@var{m}3): Ditto.
1164 (vashl@var{m}3): Document new vector/vector shift standard name.
1165 (vashr@var{m}3): Ditto.
1166 (vlshr@var{m}3): Ditto.
1167 (vrotl@var{m}3): Ditto.
1168 (vrotr@var{m}3): Ditto.
1170 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1171 (PPERM_INVERT): Ditto.
1172 (PPERM_REVERSE): Ditto.
1173 (PPERM_REV_INV): Ditto.
1174 (PPERM_ZERO): Ditto.
1175 (PPERM_ONES): Ditto.
1176 (PPERM_SIGN): Ditto.
1177 (PPERM_INV_SIGN): Ditto.
1178 (PPERM_SRC1): Ditto.
1179 (PPERM_SRC2): Ditto.
1181 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1182 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1183 allows a memory operand to be the value being added, and split it
1184 to improve vectorization.
1185 (sse5_pmacsdqh_mem): Ditto.
1186 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1187 (sse5_mulv2div2di3_high): Ditto.
1188 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1189 (vec_pack_trunc_v4si): Ditto.
1190 (vec_pack_trunc_v2di): Ditto.
1191 (sse5_pcmov_<mode>): Remove code that tried to use use
1192 andps/andnps instead of pcmov.
1193 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1194 pmacsdqh instructions.
1195 (vec_widen_smult_lo_v4si): Ditto.
1197 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1198 (PPERM_INVERT): Ditto.
1199 (PPERM_REVERSE): Ditto.
1200 (PPERM_REV_INV): Ditto.
1201 (PPERM_ZERO): Ditto.
1202 (PPERM_ONES): Ditto.
1203 (PPERM_SIGN): Ditto.
1204 (PPERM_INV_SIGN): Ditto.
1205 (PPERM_SRC1): Ditto.
1206 (PPERM_SRC2): Ditto.
1207 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1209 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1211 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1212 says ignore whether the last reference is a memory operand.
1214 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1215 Paolo Bonzini <bonzini at gnu dot org>
1217 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1220 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1221 (vlshr<mode>3): Rename from vlshr<mode>3.
1222 (vashr<mode>3): Rename from vashr<mode>3.
1223 (mulv4sf3): Change the names of vector shift patterns.
1227 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1230 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1255 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1256 (floatunssidf2_internal): Change vector/vector shift names.
1257 (floatunsdidf2_internal): Ditto.
1264 (vashl<mode>3): Rename from ashl<mode>3.
1265 (vashr<mode>3): Rename from ashr<mode>3.
1266 (vlshr<mode>3): Rename from lshr<mode>3.
1267 (vrotl<mode>3): Rename from rotl<mode>3.
1269 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1272 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1273 multiply gives the wrong value when doing widening multiplies.
1274 (vec_widen_smult_lo_v4si): Ditto.
1276 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1278 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1279 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1280 emit_library_call_value.
1281 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1282 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1283 * calls.c (initialize_argument_information, precompute_arguments,
1284 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1285 (precompute_arguments): Removed flags parameter.
1286 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1288 2008-05-14 Richard Guenther <rguenther@suse.de>
1290 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1291 Make sure to register the store if the use is a PHI_NODE.
1293 2008-05-14 Olivier Hainque <hainque@adacore.com>
1295 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1296 memory if the component is to be referenced in BLKmode according
1297 to get_inner_reference.
1299 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1301 * calls.c (emit_library_call_value_1): Restore code clearing
1302 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1304 2008-05-14 Olivier Hainque <hainque@adacore.com>
1305 Nicolas Roche <roche@adacore.com>
1307 * configure.ac: Add support for a "gcc_subdir" variable in
1308 config-lang.in, to denote a subdirectory where the language/GCC
1309 integration files are to be found.
1310 * configure: Regenerate.
1312 2008-05-14 Ira Rosen <irar@il.ibm.com>
1314 PR tree-optimization/36098
1315 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1316 value for the first load in the group in case of a gap.
1317 (vect_build_slp_tree): Check that there are no gaps in loads.
1319 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1321 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1322 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1323 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1324 emit_insn and remove unneeded code to construct extra args.
1325 (emit_no_conflict_block): Removed.
1326 * optabls.h: (emit_no_conflict_block): Removed.
1327 * cse.c (cse_extended_basic_block): Remove search for
1328 REG_NO_CONFLICT note.
1329 * global.c: Removed incorrect comment added in revision 117.
1330 * expr.c (convert_move): Change call to emit_no_conflict_block to
1332 * recog.c: Change comments so that they do not mention
1334 * local_alloc.c (combine_regs): Removed last parameter.
1335 (no_conflict_p): Removed.
1336 (block_alloc): Removed note, no_conflict_combined_regno and set
1337 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1338 (combine_regs): Removed already_dead and code to look for
1339 REG_NO_CONFLICT notes.
1340 * lower_subreg (remove_retval_note): Removed code to look for
1341 REG_NO_CONFLICT block.
1342 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1343 (resolve_clobber): Remove code to process libcalls that have
1344 REG_NO_CONFLICT notes.
1345 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1347 * combine.c (can_combine_p, distribute_notes): Removed
1348 REG_NO_CONFLICT case.
1349 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1351 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1352 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1354 * reg-notes.def (NO_CONFLICT): Removed.
1356 2008-05-14 David S. Miller <davem@davemloft.net>
1358 * config/sparc/sparc.c (sparc_profile_hook): If
1359 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1360 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1361 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1363 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1365 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1367 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1370 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1371 and op1 expansion before vector concat to have less live pseudos.
1373 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1375 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1376 ix86_expand_vector_set if supported.
1378 2008-05-13 Diego Novillo <dnovillo@google.com>
1379 Kenneth Zadeck <zadeck@naturalbridge.com>
1381 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1383 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1384 phinodes_print_statistics, init_ssanames, fini_ssanames,
1385 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1386 release_ssa_name, release_defs, replace_ssa_name_symbol,
1387 ssanames_print_statistics): Move ...
1388 * tree-flow.h: ... here.
1389 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1390 Use FN instead of cfun.
1391 (make_ssa_name_fn): Rename from make_ssa_name.
1392 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1393 * tree-flow-inline.h (make_ssa_name): Move from
1394 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1395 * omp-low.c (expand_omp_parallel):
1396 * tree-flow-inline.h (redirect_edge_var_map_result):
1397 * tree-ssa.c (init_tree_ssa): Add argument FN.
1398 Use it instead of cfun. Update all users.
1400 2008-05-13 Tom Tromey <tromey@redhat.com>
1402 PR preprocessor/22168:
1403 * doc/cpp.texi (Top): Update menu.
1404 (Alternatives to Wrapper #ifndef): New node.
1405 (Other Directives): Document deprecation.
1406 (Obsolete Features): Remove menu.
1407 (Assertions): Merge node into Obsolete Features.
1408 (Obsolete once-only headers): Move earlier; rename to Alternatives
1410 * doc/cppopts.texi: Update.
1411 * c.opt (Wdeprecated): Enable for C and ObjC.
1412 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1413 (C++ Dialect Options): Move -Wno-deprecated from here to...
1414 (Warning Options): ... here.
1416 2008-05-13 Richard Guenther <rguenther@suse.de>
1419 * fold-const.c (fold_sign_changed_comparison): Do not allow
1420 changes in pointer-ness.
1422 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1425 * config/sh/sh.c (sh_expand_prologue): Don't clear
1426 RTX_FRAME_RELATED_P for push insns.
1428 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1430 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1432 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1434 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1435 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1436 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1438 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1440 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1441 (*vec_concatv4sf_sse): This.
1442 (*sse2_concatv2si): Renamed to ...
1443 (*vec_concatv2si_sse2): This.
1444 (*sse1_concatv2si): Renamed to ...
1445 (*vec_concatv2si_sse): This.
1446 (*vec_concatv2di_rex): Renamed to ...
1447 (*vec_concatv2di_rex64): This.
1448 (*vec_concatv2si_sse4_1): New.
1449 (*vec_concatv2di_rex64_sse4_1): Likewise.
1451 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1453 PR rtl-optimization/36111
1454 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1455 that was created for swappable operands.
1457 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1460 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1461 * configure.ac: Add call to ACX_PROG_GNAT.
1463 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1465 * optc-gen.awk: Fix comment typo.
1467 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1469 * pretty-print.c (pp_integer_with_precision): Use
1470 HOST_LONG_LONG_FORMAT.
1472 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1474 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1476 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1478 * config/i386/i386.c (bdesc_ptest): Removed.
1479 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1480 (bdesc_args): Add __builtin_ia32_ptestz128,
1481 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1482 (ix86_init_mmx_sse_builtins): Updated.
1483 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1484 (ix86_expand_builtin): Updated.
1486 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1488 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1489 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1491 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1493 * value-prof.c (interesting_stringop_to_profile): Do not
1494 return early for BUILT_IN_MEMPCPY.
1496 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1498 * calls.c (expand_call): Don't use callgraph to increase
1499 preferred_stack_boundary.
1501 * cgraph.h (cgraph_rtl_info): Use unsigned on
1502 preferred_incoming_stack_boundary.
1504 * final.c (rest_of_clean_state): Use unsigned on
1505 preferred_stack_boundary.
1507 2008-05-09 Tom Tromey <tromey@redhat.com>
1509 PR preprocessor/22231:
1510 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1513 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1515 PR tree-optimization/36129
1516 * tree-ssa-ccp.c: Include value-prof.h.
1517 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1518 built-in function was folded to a constant.
1519 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1521 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1522 Sebastian Pop <sebastian.pop@amd.com>
1524 * tree-scalar-evolution.c: Document instantiate_scev.
1525 (instantiate_parameters_1): Renamed instantiate_scev_1.
1526 Don't use the same loop for instantiation_loop and evolution_loop.
1527 (instantiate_scev): New.
1528 (instantiate_parameters): Moved...
1529 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1530 same loop twice. Maintains the semantics for this function.
1531 * tree-scalar-evolution.h (instantiate_scev): Declare.
1532 (instantiate_parameters): ...here. Now static inline.
1533 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1534 instead of resolve_mixers.
1536 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1538 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1540 2008-05-09 Tomas Bily <tbily@suse.cz>
1542 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1543 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1544 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1545 * c-common.c (c_common_truthvalue_conversion): Likewise.
1546 * tree-object-size.c (compute_object_offset): Likewise.
1547 * tree-inline.c (estimate_num_insns_1): Likewise.
1548 * varasm.c (const_hash_1, compare_constant, copy_constant)
1549 (compute_reloc_for_constant, output_addressed_constants)
1550 (initializer_constant_valid_p): Likewise.
1551 * c-omp.c (check_omp_for_incr_expr): Likewise.
1552 * gimplify.c (gimplify_expr): Likewise.
1553 * c-typeck.c (c_finish_return): Likewise.
1554 * tree-vectorizer.c (supportable_widening_operation)
1555 (supportable_narrowing_operation): Likewise.
1556 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1557 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1558 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1559 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1560 (descr_info_loc): Likewise.
1561 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1562 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1563 (fold_unary): Likewise.
1564 * builtins.c (get_pointer_alignment): Likewise.
1565 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1566 (instantiate_parameters_1): Likewise.
1567 * tree.c (expr_align, stabilize_reference): Likewise.
1568 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1569 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1570 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1571 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1572 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1573 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1575 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1576 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1577 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1578 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1579 (forward_propagate_comparison)
1580 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1581 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1582 * emit-rtl.c (component_ref_for_mem_expr)
1583 (set_mem_attributes_minus_bitpos): Likewise.
1584 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1585 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1587 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1588 (build_function_call, pointer_diff, build_compound_expr)
1589 (c_finish_return): Likewise.
1590 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1591 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1593 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1594 * expr.c (is_aligning_offset): Likewise.
1595 * tree-ssa-alias.c (is_escape_site): Likewise.
1596 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1597 (check_all_va_list_escapes): Likewise.
1598 * tree-ssa-loop-ivopts.c (determine_base_object)
1599 (determine_common_wider_type): Likewise.
1600 * dojump.c (do_jump): Likewise.
1601 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1602 * tree-gimple.c (is_gimple_cast): Likewise.
1603 * fold-const.c (decode_field_reference, )
1604 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1605 (fold_binary): Likewise.
1606 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1607 (already_warned_in_frontend_p): Likewise.
1608 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1609 * tree.c (really_constant_p, get_unwidened): Likewise.
1610 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1611 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1612 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1614 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1616 (CONVERT_EXPR_P): Define.
1617 (CASE_CONVERT): Define.
1619 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1622 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1623 (delete_unmarked_insns): When deleting a call, call
1624 delete_unreachable_blocks.
1625 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1626 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1628 2008-05-08 Richard Guenther <rguenther@suse.de>
1630 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1631 (-ftree-salias): Likewise.
1632 (salias-max-implicit-fields): Remove param documentation.
1633 (salias-max-array-elements): Likewise.
1634 * tree-pass.h (pass_create_structure_vars): Remove.
1635 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1636 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1637 * tree-ssa-alias.c (create_structure_vars): Remove.
1638 (gate_structure_vars): Likewise.
1639 (pass_create_structure_vars): Likewise.
1640 (gate_build_alias): Likewise.
1641 (pass_build_alias): Adjust to run always and dump the function.
1642 * common.opt (ftree-salias): Hide.
1643 * passes.c (init_optimization_passes): Remove
1644 pass_create_structure_vars, adjust comment.
1645 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1646 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1647 * opts.c (decode_options): Do not set flag_tree_salias.
1648 (common_handle_option): Add OPT_ftree_salias to the backward
1649 compatibility section.
1651 2008-05-08 Richard Guenther <rguenther@suse.de>
1653 * tree-flow-inline.h (var_can_have_subvars): Move ...
1654 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1655 * tree-flow.h (var_can_have_subvars): Remove.
1656 (push_fields_onto_fieldstack): Remove.
1657 (sort_fieldstack): Likewise.
1658 (struct fieldoff): Move ...
1659 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1660 alias_set and base_for_components fields.
1661 (sort_fieldstack): Make static.
1662 (push_fields_onto_fieldstack): Likewise. Remove code that
1663 handles anything but RECORD_TYPEs. Remove alias_set and
1664 base_for_components handling.
1665 (create_variable_info_for): Adjust.
1667 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1669 * common.opt (Wframe-larger-than=): Shorten the help message
1671 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1673 2008-05-08 Rafael Espindola <espindola@google.com>
1675 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1677 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1678 trap and that both operands are gimple values.
1679 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1680 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1683 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1685 * read-rtl.c (join_c_conditions): Return the first string if the
1686 two strings are equal.
1688 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1690 * gensupport.h (pred_data): Add a "num_codes" field.
1691 (add_predicate_code): Declare.
1692 * gensupport.c (add_predicate_code): New function.
1693 (std_pred_table): Add an "allows_const_p" field.
1694 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1695 Remove the (incomplete) list of such codes from the codes field.
1696 (init_predicate_table): Use add_predicate_code. Add all
1697 RTX_CONST_OBJs if allows_const_p is true.
1698 * genrecog.c (process_define_predicate): Use add_predicate_code.
1700 2008-05-08 David Daney <ddaney@avtrex.com>
1701 Richard Sandiford <rsandifo@nildram.co.uk>
1703 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1704 special case of constant zero operands.
1705 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1706 old and new values. Special case constant zero values.
1707 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1709 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1710 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1712 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1715 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1716 similar RTX_CONST_OBJ before CONST_INT.
1718 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1720 * stmt.c (expand_stack_restore): Change sa mode if needed.
1722 2008-05-08 Richard Guenther <rguenther@suse.de>
1724 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1725 return type to bool.
1726 (ix86_sol10_return_in_memory): Likewise.
1727 (ix86_i386elf_return_in_memory): Likewise.
1728 (ix86_i386interix_return_in_memory): Likewise.
1729 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1730 (ix86_sol10_return_in_memory): Likewise.
1731 (ix86_i386elf_return_in_memory): Likewise.
1732 (ix86_i386interix_return_in_memory): Likewise.
1734 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1737 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1739 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1740 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1743 2008-05-08 Richard Guenther <rguenther@suse.de>
1745 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1746 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1747 (DR_SUBVARS): Remove.
1748 * tree-dfa.c (dump_subvars_for): Remove.
1749 (debug_subvars_for): Likewise.
1750 (dump_variable): Do not dump subvars.
1751 (remove_referenced_var): Do not remove subvars.
1752 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1753 (lookup_subvars_for_var): Remove.
1754 (get_subvars_for_var): Likewise.
1755 (get_subvars_at): Likewise.
1756 (get_first_overlapping_subvar): Likewise.
1757 (overlap_subvar): Likewise.
1758 * tree-flow.h (subvar_t): Remove.
1759 (struct var_ann_d): Remove subvars field.
1760 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1761 argument. Remove special handling of SFTs.
1762 (compute_tag_properties): Likewise.
1763 (set_initial_properties): Likewise.
1764 (compute_call_clobbered): Likewise.
1765 (count_mem_refs): Likewise.
1766 (compute_memory_partitions): Likewise.
1767 (compute_flow_insensitive_aliasing): Likewise.
1768 (setup_pointers_and_addressables): Likewise.
1769 (new_type_alias): Likewise.
1770 (struct used_part): Remove.
1771 (used_portions): Likewise.
1772 (struct used_part_map): Likewise.
1773 (used_part_map_eq): Likewise.
1774 (used_part_map_hash): Likewise.
1775 (free_used_part_map): Likewise.
1776 (up_lookup): Likewise.
1777 (up_insert): Likewise.
1778 (get_or_create_used_part_for): Likewise.
1779 (create_sft): Likewise.
1780 (create_overlap_variables_for): Likewise.
1781 (find_used_portions): Likewise.
1782 (create_structure_vars): Likewise.
1783 * tree.def (STRUCT_FIELD_TAG): Remove.
1784 * tree.h (MTAG_P): Adjust.
1785 (struct tree_memory_tag): Remove base_for_components and
1786 unpartitionable flags.
1787 (struct tree_struct_field_tag): Remove.
1788 (SFT_PARENT_VAR): Likewise.
1789 (SFT_OFFSET): Likewise.
1790 (SFT_SIZE): Likewise.
1791 (SFT_NONADDRESSABLE_P): Likewise.
1792 (SFT_ALIAS_SET): Likewise.
1793 (SFT_UNPARTITIONABLE_P): Likewise.
1794 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1795 (union tree_node): Remove sft field.
1796 * alias.c (get_alias_set): Remove special handling of SFTs.
1797 * print-tree.c (print_node): Remove handling of SFTs.
1798 * tree-dump.c (dequeue_and_dump): Likewise.
1799 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1800 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1801 * tree-predcom.c (set_alias_info): Do not set subvars.
1802 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1803 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1804 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1805 (add_vars_for_offset): Remove.
1806 (add_virtual_operand): Remove special handling of SFTs.
1807 (add_call_clobber_ops): Likewise.
1808 (add_call_read_ops): Likewise.
1809 (get_asm_expr_operands): Likewise.
1810 (get_modify_stmt_operands): Likewise.
1811 (get_expr_operands): Likewise.
1812 (add_to_addressable_set): Likewise.
1813 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1814 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1815 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1816 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1817 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1818 (tree_node_structure): Likewise.
1819 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1821 (find_what_p_points_to): Likewise.
1823 2008-05-08 Sa Liu <saliu@de.ibm.com>
1825 * config/spu/spu.md: Fixed subti3 pattern.
1827 2008-05-08 Richard Guenther <rguenther@suse.de>
1830 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1831 sure to create a representative for trailing arrays for PTA.
1833 2008-05-08 Richard Guenther <rguenther@suse.de>
1836 * fold-const.c (operand_equal_p): Two objects which types
1837 differ in pointerness are not equal.
1839 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1841 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1842 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1843 (emit_library_call_value_1): Add new variable fndecl initialized by
1844 NULL_TREE. It should be the decl type of orgfun, but this information
1845 seems not to be available here, so it uses the default calling abi.
1846 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1847 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1848 by TARGET_RETURN_IN_MEMORY.
1849 * config/i386/i386-interix.h: Likewise.
1850 * config/i386/i386.h: Likewise.
1851 * config/i386/i386elf.h: Likewise.
1852 * config/i386/ptx4-i.h: Likewise.
1853 * config/i386/sol2-10.h: Likewise.
1854 * config/i386/sysv4.h: Likewise.
1855 * config/i386/vx-common.h: Likewise.
1856 * config/cris/cris.h: Removed #if 0 clause.
1857 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1858 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1860 (ix86_sol10_return_in_memory): Likewise.
1861 (ix86_i386elf_return_in_memory): New.
1862 (ix86_i386interix_return_in_memory): New.
1863 * config/mt/mt-protos.h (mt_return_in_memory): New.
1864 * config/mt/mt.c: Likewise.
1865 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1866 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1867 * config/bfin/bfin.h: Likewise.
1868 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1870 * config/bfin/bfin.c: Likewise.
1871 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1872 * config/alpha/unicosmk.h: Likewise.
1873 * config/i386/cygming.h: Likewise.
1874 * config/iq2000/iq2000.h: Likewise.
1875 * config/mips/mips.h: Likewise.
1876 * config/mn10300/mn10300.h: Likewise.
1877 * config/rs6000/rs6000.h: Likewise.
1878 * config/score/score.h: Likewise.
1879 * config/spu/spu.h: Likewise.
1880 * config/v850/v850.h: Likewise.
1881 * defaults.h: Likewise.
1882 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1883 * expr.c (emit_block_move): Adjust use of
1884 OUTGOING_REG_PARM_STACK_SPACE.
1885 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1886 OUTGOING_REG_PARM_STACK_SPACE.
1887 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1889 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1891 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1892 on OMP_RETURN for OMP_FOR.
1895 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1896 (fortran_common): New function.
1897 (gen_variable_die): Call fortran_common instead of common_check,
1898 adjust for it returning tree instead of rtx. Formatting.
1900 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1904 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1905 * c-decl.c (merge_decls): Ditto.
1906 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1907 to RTL_CONST_OR_PURE_CALL_P.
1908 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1909 Initialized DECL_LOOPING_CONST_PURE.
1910 (process_call_operands): Set tree_side_effects properly.
1911 * tree.h (TREE_READONLY_DECL_P): Removed.
1912 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1913 (DECL_LOOPING_OR_CONST_P): New macro.
1914 (struct tree_function_decl): Added looping_const_or_pure_p.
1916 (ECF_LOOPING_OR_CONST_P): New macro.
1917 * rtlanal.c (pure_const_p): Removed.
1918 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1919 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1920 to RTL_CONST_CALL_P.
1921 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1922 (check_decl, check_tree, check_call, scan_function): Initialize
1924 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1925 (static_execute): Set looping true for recursive functions.
1926 Undo setting state to IPA_NEITHER for recursive functions.
1928 * ifcvt.c (noce_can_store_speculate_p): Changed
1929 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1930 RTL_CONST_OR_PURE_CALL_P.
1931 * dse.c (scan_insn): Ditto.
1932 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1933 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1934 RTL_CONST_OR_PURE_CALL_P.
1935 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1936 pure_call_p to RTL_CONST_CALL_P.
1937 * gimplify.c (gimplify_call_expr): Clear side effects for
1938 non-looping pure and constant calls.
1939 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1940 (flags_from_decl_or_type): Set ecf flags from decl flags.
1941 (initialize_argument_information): Turn off
1942 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1943 Change const to pure if callee_copies is true rather than just
1945 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1946 way of marking pure calls.
1947 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1948 Remove hack that was supposed to fix pr7335 and remove old
1949 way of marking pure calls.
1950 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1951 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1952 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1953 RTL_CONST_OR_PURE_CALL_P.
1954 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1955 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1956 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1957 * sched-deps.c (schedule_analyze): Ditto.
1958 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1959 return_val field of calls to represent pure and const function info.
1960 (CONST_OR_PURE_CALL_P): Deleted macro.
1961 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1962 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1963 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1965 * tree-optimize.c (execute_fixup_cfg): Added test for
1966 ECF_LOOPING_CONST_OR_PURE.
1967 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1969 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1970 effects for looping pure or const calls.
1971 (verify_gimple_expr): Added verification code.
1972 * config/alpha/alpha.c (alpha_legitimize_address,
1973 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1975 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1976 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1977 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1978 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1979 RTL_CONST_OR_PURE_CALL_P.
1980 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1981 and const calls to be deleted.
1983 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1986 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1987 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1988 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1989 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1990 to handle nonimmediate operands.
1991 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1992 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1993 to handle nonimmediate operands.
1994 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1995 (mmx_pmulhrwv4hi3): New expander. Use
1996 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1997 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1998 (sse2_umulv1siv1di3): New expander. Use
1999 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2000 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2001 (mmx_eq<mode>3): New expander. Use
2002 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2003 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2004 (mmx_uavgv8qi3): New expander. Use
2005 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2006 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2007 (mmx_uavgv4hi3): New expander. Use
2008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2010 * config/i386/sse.md
2011 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2012 to handle nonimmediate operands.
2013 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2014 to handle nonimmediate operands.
2015 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2016 to handle nonimmediate operands.
2017 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2018 to handle nonimmediate operands.
2019 (sse2_unpckhpd_exp): New expander. Use
2020 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2021 (sse2_unpcklpd_exp): New expander. Use
2022 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2023 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2024 to handle nonimmediate operands.
2025 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2026 to handle nonimmediate operands.
2027 (*sse2_<plusminus_insn><mode>3): Rename from
2028 sse2_<plusminus_insn><mode>3 insn pattern.
2029 (sse2_<plusminus_insn><mode>3): New expander. Use
2030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2031 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2032 (sse2_umulv2siv2di3): New expander. Use
2033 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2034 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2035 (sse4_1_mulv2siv2di3): New expander. Use
2036 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2037 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2038 (sse2_pmaddwd): New expander. Use
2039 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2040 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2041 (sse2_eq<mode>3): New expander. Use
2042 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2043 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2044 (sse4_1_eqv2di3): New expander. Use
2045 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2046 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2047 (sse2_uavgv16qi3): New expander. Use
2048 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2049 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2050 (sse2_uavgv16qi3): New expander. Use
2051 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2052 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2053 (sse2_uavgv8hi3): New expander. Use
2054 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2055 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2056 (ssse3_pmulhrswv8hi3): New expander. Use
2057 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2058 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2059 (ssse3_pmulhrswv4hi3): New expander. Use
2060 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2062 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2063 (<sse>_vmmul<mode>3): Ditto.
2064 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2066 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2067 (ssse3_pmaddubsw): Ditto.
2069 * config/i386/i386.c (struct_builtin_description)
2070 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2071 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2072 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2073 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2074 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2075 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2076 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2077 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2078 (ix86_fixup_binary_operands): Assert that src1
2079 and src2 must have the same mode when swapped.
2080 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2081 and ix86_binary_operator_ok. Do not force operands in registers
2084 2008-05-07 Jan Hubicka <jh@suse.cz>
2086 * cgraph.c (dump_cgraph_node): Update.
2087 * cgraph.h (cgraph_local_info): Break out inline summary.
2088 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2090 * ipa-inline (inline_summary): New accestor function.
2091 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2092 cgraph_decide_inlining, compute_inline_parameters): Update.
2093 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2095 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2097 Cleanup ColdFire scheduling support and add V4 pipeline model.
2099 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2100 (define_attr cpu): Add cfv4 value.
2101 (define_attr type, define_attr type1): Merge into a single 'type'
2102 attribute. Update all uses.
2103 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2104 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2106 (define_attr opx_mem, define_attr opy_mem): Remove.
2107 (define_attr op_mem): Clean up, update comment.
2108 (define_attr size): Use specific values instead of general int.
2109 (define_attr guess, define_attr split): Remove. Update all uses.
2110 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2111 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2112 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2113 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2114 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2115 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2116 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2117 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2118 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2119 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2120 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2121 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2122 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2123 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2124 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2125 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2126 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2127 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2128 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2129 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2130 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2131 Update or set attributes.
2132 (stack_tie): New fake instruction.
2134 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2135 (m68k_sched_attr_size): Update declaration.
2136 (m68k_sched_attr_type2): Remove.
2137 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2138 Declare new bypass predicates.
2140 * config/m68k/m68k.c (m68k_sched_issue_rate,
2141 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2143 (TARGET_SCHED_ISSUE_RATE,
2144 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2145 (override_options): Handle scheduling for ColdFire V4 core.
2146 (m68k_expand_prologue): Emit stack_tie.
2147 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2148 'OP_TYPE_FPN'. Update all uses.
2149 (sched_guess_p): Remove.
2150 (sched_address_type): Handle symbolic addresses.
2151 (sched_get_operand): New static function.
2152 (sched_operand_type): Merge into sched_attr_op_type.
2153 (sched_attr_op_type): Handle FP registers, handle quick constants,
2155 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2156 (m68k_sched_attr_size): Update. Move logic to ...
2157 (sched_get_attr_size_int): New static function.
2158 (sched_get_opxy_mem_type): New static function.
2159 (m68k_sched_attr_op_mem): Update.
2160 (m68k_sched_attr_type2): Remove.
2161 (sched_cfv4_bypass_data): New static variable.
2162 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2163 (m68k_sched_issue_rate): Implement scheduler hook.
2164 (struct _sched_ib: enabled_p): New field.
2165 (m68k_sched_variable_issue): Update. Handle V4.
2166 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2167 sched_dump_class_func_t, sched_dump_split_class,
2168 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2169 sched_dump_dfa_class, m68k_sched_dump): Remove.
2170 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2172 (m68k_sched_init_global): Remove statisctics dumping, introduce
2173 sanity check that all instructions have pipeline reservations. Handle
2175 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2176 Handle ColdFire V4 core.
2177 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2178 New static functions.
2179 (m68k_sched_address_bypass_p): New bypass predicate.
2180 (sched_get_indexed_address_scale): New static function.
2181 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2183 * cf.md: Update comments.
2184 (define_attr type2): Remove. Use 'type' attribute instead.
2186 (cf_ib): Rename to cfv123_ib. Update all uses.
2187 (cf_oep): Rename to cfv123_oep. Update all uses.
2188 (cf_chr): Rename to cfv123_chr. Update all uses.
2189 (cf_mem): Rename to cfv123_mem. Update all uses.
2190 (cf_mac): Move to more appropriate place.
2191 (cfv123_guess): New automaton and cpu_unit.
2192 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2193 Update uses of 'size' attribute. Handle before reload scheduling.
2194 (cfv123_guess): New dummy reservation for unhandled instructions.
2195 (cfv4_*): Pipeline description of ColdFire V4 core.
2196 (ignore): New reservation to handle 'ignore' type.
2198 2008-05-07 Ian Lance Taylor <iant@google.com>
2201 * gimplify.c (find_single_pointer_decl_1): Don't look through
2203 (find_single_pointer_decl): Adjust comments.
2205 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2208 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2209 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2212 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2213 integral type rather than floating point, then VIEW_CONVERT_EXPR
2214 to the floating point type.
2216 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2218 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2219 TFmode op0 to register.
2221 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2223 * c-decl.c (grokdeclarator): Comment typo.
2225 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2227 * tree-flow.h: Remove prototype for computed_goto_p.
2228 * tree-cfg.c (computed_goto_p): Make static.
2230 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2233 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2234 (contains_aligned_value_p): This. Handle _Decimal128.
2235 (ix86_function_arg_boundary): Only align _Decimal128 to its
2236 natural boundary and handle it properly.
2238 2008-05-06 Martin Jambor <mjambor@suse.cz>
2240 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2241 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2242 (ipcp_method_set_orig_node): Removed.
2243 (ipcp_cval_get_cvalue_type): Removed.
2244 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2245 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2246 (ipcp_cval_set_cvalue_type): Removed.
2247 (ipcp_cval_get_cvalue): Removed.
2248 (ipcp_cval_set_cvalue): Removed.
2249 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2250 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2251 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2252 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2253 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2254 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2255 (ipcp_get_ith_lattice): Changed parameters.
2256 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2257 (ipcp_lattice_from_jfunc): Changed parameters.
2258 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2259 (ipcp_method_cval_print): Added temporary variable info.
2260 (ipcp_redirect): Removed already unused local variable caller.
2261 (ipcp_redirect): New temporary variable orig_callee_info
2262 (ipcp_redirect): Removed newly unused local variable callee.
2263 (ipcp_redirect): Removed (a bit confusing) local variable type.
2264 (ipcp_insert_stage): Added local variable info.
2265 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2267 (ipcp_formal_create): Removed.
2268 (ipcp_method_cval_set): Removed.
2269 (ipcp_propagate_stage): Renamed lattice variables.
2270 (ipcp_method_cval_set_cvalue_type): Removed.
2271 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2272 (ipcp_print_all_lattices): Changed printed strings to refer to
2273 lattices rather than cvals.
2274 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2275 (ipcp_propagate_const): Changed formal parameters.
2276 (build_const_val): Changed formal parameters.
2277 (ipcp_insert_stage): Removed useless variable cvalue
2278 (build_const_val): Changed formal parameters.
2279 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2280 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2281 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2282 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2283 (ipcp_print_func_profile_counts): Changed string from "method" to
2285 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2286 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2287 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2288 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2289 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2290 (ipcp_lat_is_const): Changed parameters and made inline.
2291 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2292 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2293 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2294 the predicate condition directly
2295 (ipcp_propagate_stage): Added local variable args. Removed local
2296 variable callee. (Both are mere code simplifications.)
2297 (ipcp_method_dont_insert_const): Renamed to
2298 ipcp_node_not_modifiable_p.
2299 (ipcp_node_not_modifiable_p): Made inline.
2300 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2301 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2302 (ipcp_print_all_lattices): Removed variable cvalue
2303 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2306 2008-05-06 Olivier Hainque <hainque@adacore.com>
2308 * tree-sra.c (try_instantiate_multiple_fields): Early return
2309 if field has POINTER_TYPE.
2311 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2313 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2314 by using 'q' specifier for instruction.
2315 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2317 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2319 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2320 Change mode of zero_extract from QImode to HImode.
2321 (sign bit tests peepholes): (Ditto.).
2323 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2325 * config/i386/mmx.md: Remove double backslashes from asm templates.
2326 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2327 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2328 to handle nonimmediate operands.
2329 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2330 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2331 to handle nonimmediate operands.
2332 (*mmx_<code>v2sf3_finite): New insn pattern.
2333 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2334 (mmx_<code>v2sf3): New expander. Use
2335 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2336 (mmx_<plusminus_insn><mode>3): New expander. Use
2337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2338 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2339 (mmx_add<mode>3): Removed.
2340 (mmx_ssadd<mode>3): Ditto.
2341 (mmx_usadd<mode>3): Ditto.
2342 (mmx_sub<mode>3): Ditto.
2343 (mmx_sssub<mode>3): Ditto.
2344 (mmx_ussub<mode>3): Ditto.
2345 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2346 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2347 to handle nonimmediate operands.
2348 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2350 (mmx_smulv4hi3_highpart): New expander. Use
2351 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2352 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2354 (mmx_umulv4hi3_highpart): New expander. Use
2355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2356 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2357 (mmx_<code>v4hi3): New expander. Use
2358 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2359 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2360 (mmx_<code>v8qi3): New expander. Use
2361 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2362 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2363 (mmx_<code><mode>3): New expander. Use
2364 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2366 2008-05-05 Jan Hubicka <jh@suse.cz>
2368 PR tree-optimization/36118
2369 * passes.c (pass_init_dump_file): Fix dump header.
2371 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2374 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2375 VCE for function decls.
2377 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2379 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2381 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2383 * config/i386/i386.md (sat_plusminus): New.
2384 (plusminus_insn): Likewise.
2385 (plusminus_mnemonic): Likewise.
2387 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2388 (*<addsub><mode>3_cc_overflow): Renamed to ...
2389 (*<plusminus_insn><mode>3_cc_overflow): This.
2390 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2391 (*<plusminus_insn>si3_zext_cc_overflow): This.
2393 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2394 (<plusminus_insn><mode>3): This.
2395 (*<addsub><mode>3): Renamed to ...
2396 (*<plusminus_insn><mode>3): This.
2397 (<sse>_vm<addsub><mode>3): Renamed to ...
2398 (<sse>_vm<plusminus_insn><mode>3): This.
2399 (sse3_h<addsub>v4sf3): Renamed to ...
2400 (sse3_h<plusminus_insn>v4sf3): This.
2401 (sse3_h<addsub>v2df3): Renamed to ...
2402 (sse3_h<plusminus_insn>v2df3): This.
2403 (<plusminus_insn><mode>3): New.
2404 (*<plusminus_insn><mode>3): Likewise.
2405 (sse2_<plusminus_insn><mode>3): Likewise.
2406 (add<mode>): Removed.
2407 (*add<mode>3): Likewise.
2408 (sse2_ssadd<mode>3): Likewise.
2409 (sse2_usadd<mode>3): Likewise.
2410 (sub<mode>3): Likewise.
2411 (*sub<mode>3): Likewise.
2412 (sse2_sssub<mode>3): Likewise.
2413 (sse2_ussub<mode>3): Likewise.
2415 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2417 * gthr-single.h: Add in required interface elements as per gthr.h.
2418 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2419 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2420 Generalize UNUSED macro.
2421 (__gthread_once): Add.
2422 (__gthread_key_create): Add.
2423 (__gthread_key_delete): Add.
2424 (__gthread_getspecific): Add.
2425 (__gthread_setspecific): Add.
2427 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2429 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2430 the same size types for the indirect reference on the rhs, then
2433 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2435 * config/i386/i386.md
2436 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2437 one insn template instead of template series.
2438 (*xordi_1_rex64): Ditto.
2439 (*xordi_2_rex64): Ditto.
2441 2008-05-05 Ira Rosen <irar@il.ibm.com>
2443 PR tree-optimization/36119
2444 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2447 2008-06-04 Jan Hubicka <jh@suse.cz>
2449 tree-optimization/36100
2450 * tree-pass.h (pass_O0_always_inline): Declare.
2451 * ipa-inline.c (inline_transform): Remove dead code.
2452 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2453 pass_O0_always_inline): New.
2454 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2456 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2458 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2459 mnemonic in this_param move for TARGET_64BIT.
2461 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2463 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2464 (*strmovsi_rex_1): Ditto.
2465 (*strsetsi_1): Ditto.
2466 (*strsetsi_rex_1): Ditto.
2468 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2469 adddicc expanders using SWI mode iterator.
2471 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2474 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2477 2008-05-04 David S. Miller <davem@davemloft.net>
2479 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2480 (sparc*-*-linux*): Use linux.h in tm_file.
2481 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2482 compiler defaulting to 32-bit.
2483 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2485 * config/sparc/linux.h: Remove definitions now obtained
2486 properly from linux.h
2487 * config/sparc/linux64.h: Likewise.
2488 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2489 don't want this setting for 32-bit builds in a biarch compiler.
2490 * doc/install.texi: Add sparc-linux to list of targets
2491 supporting --enable-targets=all.
2493 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2495 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2497 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2499 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2500 after V4SI_FTYPE_V8HI.
2501 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2502 case V4SI_FTYPE_V2DF.
2504 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2506 * doc/invoke.texi (max-flow-memory-locations): Removed.
2507 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2509 2008-05-03 Richard Guenther <rguenther@suse.de>
2512 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2514 2008-05-02 David S. Miller <davem@davemloft.net>
2516 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2518 2008-05-02 Simon Baldwin <simonb@google.com>
2521 * c-common.h (warn_array_subscript_range): Removed.
2522 * c-common.c (warn_array_subscript_range): Ditto.
2523 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2524 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2526 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2528 * config/i386/i386.c (ix86_special_builtin_type): New.
2529 (bdesc_special_args): Likewise.
2530 (ix86_expand_special_args_builtin): Likewise.
2531 (ix86_init_mmx_sse_builtins): Updated.
2532 (ix86_expand_builtin): Updated.
2533 (ix86_expand_store_builtin): Removed.
2534 (ix86_expand_unop_builtin): Likewise.
2536 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2537 * config/i386/mmintrin.h (__v2sf): Here.
2539 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2541 (_mm_loadl_pi): Likewise.
2542 (_mm_storeh_pi): Replace __v2si with __v2sf.
2543 (_mm_storel_pi): Likewise.
2545 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2546 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2547 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2548 __builtin_ia32_loadlpd.
2550 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2552 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2553 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2554 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2555 (ix86_init_mmx_sse_builtins): Updated.
2556 (ix86_expand_args_builtin): Likewise.
2557 (ix86_expand_builtin): Likewise.
2558 (ix86_expand_unop1_builtin): Renamed to ...
2559 (ix86_expand_unop_vec_merge_builtin): This.
2561 2008-05-01 Jan Hubicka <jh@suse.cz>
2564 * ipa-inline.c (inline_generate_summary): Make static.
2565 (inline_transform): Do not call inlining at -O0; make static.
2566 * passes.c (execute_todo): Add sanity check.
2567 (execute_one_ipa_transform_pass): Execute proper flags.
2569 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2571 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2572 (DECL_NONADDRESSABLE_P): Likewise.
2573 * alias.c (record_component_aliases): Fix comment.
2575 2008-05-01 Simon Baldwin <simonb@google.com>
2577 * c-common.h (warn_array_subscript_range): New function.
2578 * c-common.c (warn_array_subscript_range): Ditto.
2579 * tree-vrp.c (check_array_ref): Corrected code to agree with
2580 comment, ignoring only arrays of size 0 or size 1.
2581 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2583 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2585 * config/i386/i386.c (ix86_builtin_type): Replace
2586 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2587 (bdesc_args): Updated.
2588 (ix86_init_mmx_sse_builtins): Likewise.
2589 (ix86_expand_args_builtin): Likewise.
2591 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2594 * doc/extend.texi: Correct __builtin_ia32_palignr.
2596 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2599 * config/i386/i386.c (bdesc_crc32): Removed.
2600 (ix86_expand_crc32): Likewise.
2601 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2602 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2603 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2604 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2605 UINT_FTYPE_UINT_UCHAR.
2606 (bdesc_args): Updated. Add crc32 builtins.
2607 (ix86_init_mmx_sse_builtins): Updated.
2608 (ix86_expand_args_builtin): Updated to support subreg.
2610 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2612 2008-05-01 Jan Hubicka <jh@suse.cz>
2614 * tree-pass.h (opt_pass): Add IPA_PASS.
2615 (varpool_node, cgraph_node): Forward declare.
2616 (ipa_opt_pass): Define.
2617 (pass_ipa_inline): Turn into ipa_opt_pass.
2618 (pass_apply_inline): Remove.
2619 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2620 (apply_inline): Turn into ....
2621 (inline_transform): ... this one.
2622 (inline_generate_summary): New function.
2623 (pass_apply_inline): Remove.
2624 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2626 (struct function): Add ipa_transforms_to_apply.
2627 * passes.c (register_one_dump_file): Work on IPA_PASS.
2628 (init_optimization_passes): Remove pass_inline_parameters and
2630 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2631 (execute_one_pass) ... here; apply transforms when possible.
2632 (add_ipa_transform_pass, execute_ipa_summary_asses,
2633 execute_one_ipa_transform_pass): New.
2634 (execute_ipa_pass_list): Update for IPA_PASS type.
2636 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2638 * config/i386/i386.c (ix86_builtin_type): Add
2639 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2640 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2641 (bdesc_args): Add SSE4a builtins.
2642 (ix86_init_mmx_sse_builtins): Updated.
2643 (ix86_expand_args_builtin): Likewise.
2644 (ix86_expand_builtin): Likewise.
2646 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2648 * config/i386/i386.c (ix86_builtin_type): Add
2649 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2650 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2651 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2652 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2653 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2654 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2655 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2656 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2657 and DI_FTYPE_DI_DI_INT.
2658 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2659 (ix86_init_mmx_sse_builtins): Updated.
2660 (ix86_expand_args_builtin): Likewise.
2661 (ix86_expand_builtin): Likewise.
2662 (ix86_expand_binop_imm_builtin): Removed.
2664 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2666 2008-04-30 Richard Guenther <rguenther@suse.de>
2668 PR tree-optimization/32921
2669 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2671 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2673 * config/arm/arm.c (arm_unwind_emit): Use
2674 crtl->all_throwers_are_sibcalls instead of
2675 cfun->all_throwers_are_sibcalls.
2676 (arm_output_fn_unwind): Likewise.
2677 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2678 instead of cfun->uses_pic_offset_table.
2679 (frv_expand_prologue): Likewise.
2680 (frv_frame_pointer_required): Likewise.
2681 (frv_expand_fdpic_call): Likewise.
2682 (frv_emit_movsi): Likewise.
2683 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2684 cfun->returns_pcc_struct instead of
2685 current_function_returns_pcc_struct.
2686 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2687 instead of cfun->calls_eh_return.
2688 (m32c_pushm_popm): Likewise.
2689 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2690 "extern" declaration.
2692 2008-04-30 Richard Guenther <rguenther@suse.de>
2694 PR tree-optimization/21636
2695 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2697 (evaluate_stmt): Print the likely value.
2698 (ccp_visit_stmt): Avoid excessive vertical spacing.
2700 2008-04-30 Rafael Espindola <espindola@google.com>
2702 * builtins.c (fold_call_expr): Return realret.
2703 * tree-ssa-threadedge.c
2704 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2705 __builtin_object_size.
2707 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2709 * gcc.c (wrapper_string): New variable.
2710 (insert_wrapper): New function.
2711 (execute): New option -wrapper.
2712 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2714 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2716 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2717 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2718 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2720 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2721 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2722 config/rs6000/e500crtres64gprctr.asm,
2723 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2724 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2725 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2726 config/rs6000/e500crtsav64gprctr.asm,
2727 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2728 config/rs6000/e500crtsavg64gprctr.asm: New files.
2729 * config/rs6000/t-ppccomm: Add build rules for new files.
2730 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2731 * config/rs6000/t-netbsd: Add build rules for new files.
2732 (LIB2FUNCS_STATIC_EXTRA): New variable.
2733 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2734 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2735 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2737 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2739 * config/i386/i386.c (ix86_builtin_type): Add
2740 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2741 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2742 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2743 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2744 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2745 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2746 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2747 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2748 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2749 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2750 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2751 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2752 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2753 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2754 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2755 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2756 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2757 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2758 V1DI_FTYPE_V2SI_V2SI.
2759 (bdesc_2arg): Moved to ...
2761 (ix86_init_mmx_sse_builtins): Updated.
2762 (ix86_expand_args_builtin): Updated. Take a pointer
2763 to const struct builtin_description. Handle comparison
2765 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2766 (ix86_expand_builtin): Updated.
2768 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2769 (ssse3_pmaddubsw128): This.
2770 (ssse3_pmaddubswv4hi3): Renamed to ...
2771 (ssse3_pmaddubsw): This.
2773 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2774 (__builtin_ia32_packssdw128): Likewise.
2775 (__builtin_ia32_packuswb128): Likewise.
2776 (__builtin_ia32_pmaddubsw): Likewise.
2777 (__builtin_ia32_pmaddubsw128): Likewise.
2779 2008-04-30 Richard Guenther <rguenther@suse.de>
2781 PR tree-optimization/14847
2782 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2783 (recognize_bits_test): Use it.
2784 (recognize_single_bit_test): Likewise.
2786 2008-04-30 Martin Jambor <mjambor@suse.cz>
2788 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2789 instead of setting number of formal parameters to zero.
2790 (ipcp_init_stage): Do not set the number of actual parameters to zero
2792 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2793 which are called with variable number of arguments.
2794 (ipcp_insert_stage): Explicitely skipping all nodes which are
2795 called with variable number of arguments.
2796 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2797 number of parameters.
2799 * ipa-prop.h (struct ipa_node_params): Added flag
2800 called_with_var_arguments
2801 (ipa_set_param_count): Added. Changed sole setter to use it.
2802 (ipa_get_param_count): Added. All readers of param_count
2803 converted to use it instead.
2804 (ipa_set_called_with_variable_arg): Added.
2805 (ipa_is_called_with_var_arguments): Added.
2806 (ipa_get_ith_param): Added. All readers of param_decls converted
2808 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2810 (ipa_get_cs_argument_count): Added, all readers of argument_count
2812 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2815 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2816 (struct ipcp_lattice): Renamed cval_type to type
2817 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2819 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2820 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2821 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2822 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2823 (build_const_val): Changed the type of parameter cvalue to tree
2824 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2825 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2827 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2830 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2831 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2832 (ipa_add_method): Renamed to ipa_push_func_to_list
2833 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2834 (ipa_callsite_param_count): Removed.
2835 (ipa_callsite_param_count_set): Removed.
2836 (ipa_callsite_param): Removed.
2837 (ipa_callsite_callee): Removed.
2838 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2839 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2840 (ipa_method_formal_count): Removed.
2841 (ipa_method_formal_count_set): Removed.
2842 (ipa_method_get_tree): Removed.
2843 (ipa_method_tree_map_create): Removed.
2844 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2845 (ipa_create_param_decls_array): Creates the array itself
2846 (ipa_create_param_decls_array): Temporary variable info instead of
2848 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2849 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2850 (get_type): Removed.
2851 (ipa_jf_get_info_type): Removed.
2852 (ipa_node_create): Renamed to ipa_create_node_params
2853 (ipa_free): Renamed to ipa_free_all_node_params
2854 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2855 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2856 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2857 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2858 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2859 ipa_free_all_edge_args
2860 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2861 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2862 (ipa_create_methodlist_node): Removed.
2863 (ipa_methodlist_method): Removed.
2864 (ipa_methodlist_method_set): Removed.
2865 (ipa_methodlist_next_method): Removed.
2866 (ipa_methodlist_next_method_set): Removed.
2867 (ipa_method_is_modified): Removed.
2868 (ipa_method_modify_create): Removed.
2869 (ipa_method_modify_init): Temporary variable info instead of a few
2871 (ipa_detect_param_modifications): Temporary variable info instead of
2873 (ipa_compute_jump_functions): Temporary variable info instead of
2875 (ipa_method_modify_set): Removed.
2876 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2877 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2878 than craph_node as the first parameter.
2879 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2880 (ipa_method_modify_init): Removed.
2881 (ipa_compute_jump_functions): Added a temp variable instead of
2882 repeatadly dereferencing the cgraph_edge.aux pointer
2883 (ipa_callsite_param_set_type): Removed.
2884 (ipa_compute_jump_functions): i renamed to index and moved to
2886 (ipa_callsite_param_set_info_type_formal): Removed.
2887 (ipa_callsite_param_set_info_type): Removed.
2888 (ipa_callsite_param_map_create): Removed.
2889 (ipa_callsite_tree): Removed.
2890 (ipa_callsite_caller): Removed.
2891 (ipa_pop_func_from_list): return_method removed to return_func
2893 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2894 prefixed all values with IPA_. Changed all users.
2895 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2896 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2897 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2898 (union parameter_info): Renamed to jump_func_value.
2899 (union jump_func_value): Renamed value to constant
2900 (struct ipa_jump_func): Renamed info_type to value
2901 (struct ipa_node): Renamed to ipa_node_params
2902 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2903 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2904 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2905 (struct ipa_edge): Renamed to ipa_edge_args
2906 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2907 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2908 (struct ipa_methodlist): Renamed to ipa_func_list
2909 (struct ipa_func_list): method_p renamed to node, next_method
2911 (ipa_methodlist_p): Removed, switched all users to struct pointer
2912 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2914 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2916 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2917 (rs6000_emit_epilogue): Use backchain to restore only when we
2918 have a large frame. Make use of frame pointer to restore if we
2919 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2921 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2923 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2924 Add mode to zero_extract.
2925 (sign bit tests peepholes): (Ditto.).
2927 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2929 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2930 Instructions in comments with SSE3.
2931 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2932 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2933 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2934 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2935 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2936 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2937 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2938 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2939 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2940 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2941 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2942 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2943 (bdesc_sse_args): Renamed to ...
2944 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2945 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2946 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2948 (bdesc_1arg): Moved to ...
2950 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2951 Instructions in comments with SSE3.
2952 (ix86_expand_sse_operands_builtin): Renamed to ...
2953 (ix86_expand_args_builtin): This. Updated.
2954 (ix86_expand_unop1_builtin): Update comments.
2955 (ix86_expand_builtin): Updated.
2957 2008-04-29 Richard Guenther <rguenther@suse.de>
2959 PR tree-optimization/36078
2960 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2961 Update virtual SSA form after cleaning up the CFG.
2963 2008-04-29 Richard Guenther <rguenther@suse.de>
2966 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2968 2008-04-29 Richard Guenther <rguenther@suse.de>
2970 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2971 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2972 (compute_flow_insensitive_aliasing): Do not treat
2973 PTR_IS_REF_ALL pointers special.
2974 (get_smt_for): Likewise.
2975 (may_alias_p): Re-structure.
2976 (is_escape_site): A ref-all pointer conversion is not an escape site.
2977 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2978 PTR_IS_REF_ALL pointers special.
2979 * tree-ssa-structalias.h (struct alias_info): Remove
2980 ref_all_symbol_mem_tag field.
2981 (PTR_IS_REF_ALL): Remove.
2983 2008-04-29 Richard Guenther <rguenther@suse.de>
2986 * fold-const.c (extract_muldiv_1): In combining division constants
2987 make sure to never overflow.
2989 2008-04-29 Nick Clifton <nickc@redhat.com>
2991 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2993 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2996 * optc-gen.awk: Work around HP-UX/IA awk bug.
2998 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3000 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3003 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3006 * config/i386/i386.md
3007 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3008 Change operand 1 predicate to nonimmediate_operand.
3010 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3013 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3015 * gengtype.c (walk_type, write_func_for_structure): Handle
3017 * doc/gty.texi: Document chain_circular.
3019 2008-04-28 Richard Guenther <rguenther@suse.de>
3021 PR tree-optimization/36066
3022 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3025 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3028 * config/i386/i386.md
3029 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3030 Use match_scratch instead of match_operand for operands 3 and 4.
3032 2008-04-27 Richard Guenther <rguenther@suse.de>
3034 PR tree-optimization/18754
3035 PR tree-optimization/34223
3036 * tree-pass.h (pass_complete_unrolli): Declare.
3037 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3038 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3039 Rewrite loop into loop closed SSA form if it is not already.
3040 (tree_unroll_loops_completely): Re-structure to iterate over
3041 innermost loops with intermediate CFG cleanups.
3042 Unroll outermost loops only if requested or the code does not grow
3044 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3045 loops are available.
3046 (tree_vectorize): Instead do so here.
3047 (tree_complete_unroll): Also unroll outermost loops.
3048 (tree_complete_unroll_inner): New function.
3049 (gate_tree_complete_unroll_inner): Likewise.
3050 (pass_complete_unrolli): New pass.
3051 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3052 uses outside of the loop.
3053 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3054 form if it is available.
3055 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3056 * passes.c (init_optimization_passes): Schedule complete inner
3057 loop unrolling pass before the first CCP pass after final inlining.
3059 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3061 * targhooks.h (default_emutls_var_fields,
3062 default_emutls_var_init): Declare.
3063 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3064 * target.h (struct gcc_target): Add struct emutls member.
3065 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3066 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3067 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3068 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3069 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3070 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3071 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3072 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3073 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3074 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3075 emit debug information.
3076 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3077 * varasm.c: Include targhooks.h.
3078 (emutls_object_section, emutls_tmpl_section): New.
3079 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3080 (EMUTLS_SEPARATOR): New.
3082 (get_emutls_object_name): New.
3083 (default_emutls_var_fields): New, broken out of ...
3084 (get_emutls_object_type): ... here. Adjust to use target hooks.
3085 (get_emutls_init_templ_addr): Adjust to use target hooks.
3086 (emutls_decl): Adjust to use target hooks.
3087 (emutls_finish): Likewise.
3088 (default_emutls_var_init): New, broken out of ...
3089 (assemble_variable): ... here. Adjust to use target hooks.
3090 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3092 * c-common.c (handle_section_attribute): Prevent overriding
3093 sections for emulated tls with special sections.
3094 * config/i386/i386.c (x86_64_elf_select_section): Add
3095 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3096 (x86_64_elf_unique_section): Likewise.
3097 * config/vxworks.c: Include tree.h.
3098 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3099 (vxworks_override_options): Set TLS scheme.
3100 * doc/tm.texi (Emulated TLS): New node.
3102 2008-04-26 Simon Baldwin <simonb@google.com>
3105 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3106 with propagated string constants.
3108 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3110 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3111 constraint for operand 2 when operand 0 is memory operand.
3112 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3113 operand 0 is memory operand.
3114 (fix_trunc<mode>_i387_with_temp): Ditto.
3115 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3116 operand 2 when operand 1 is memory operand.
3117 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3118 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3119 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3120 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3121 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3122 operands 2,3 and 4 when operand 1 is memory operand.
3123 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3125 (fistdi2_floor_with_temp): Ditto.
3126 (fist<mode>2_floor_with_temp): Ditto.
3127 (fistdi2_ceil_with_temp): Ditto.
3128 (fist<mode>2_ceil_with_temp): Ditto.
3129 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3131 2008-04-26 David Daney <ddaney@avtrex.com>
3133 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3135 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3136 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3137 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3138 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3139 (compare_and_swap_12): New insn.
3140 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3141 * config/mips/mips.c (mips_force_binary): New function.
3142 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3143 (mips_expand_compare_and_swap_12): New function.
3144 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3146 2008-04-25 Jan Hubicka <jh@suse.cz>
3149 * cfgexpand.c (pass_expand): Turn into RTL pass.
3150 * passes.c (execute_one_pass): Do pass typechecking after execution.
3151 * tree-pass.h (pass_expand): Turn into RTL pass.
3153 * function.h (struct rtl_data): Move here fields
3154 accesses_prior_frames, calls_eh_return, saves_all_registers,
3155 has_nonlocal_goto, has_asm_statement, is_thunk,
3156 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3157 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3158 arg_pointer_save_area_init from struct function; turn into bool.
3159 (struct function): Move
3160 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3161 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3162 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3163 tail_call_emit, arg_pointer_save_area_init
3164 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3165 (current_function_returns_struct, current_function_returns_pcc_struct,
3166 current_function_calls_setjmp, current_function_calls_alloca,
3167 current_function_accesses_prior_frames,
3168 current_function_calls_eh_return, current_function_is_thunk,
3169 current_function_stdarg, current_function_profile,
3170 current_function_limit_stack, current_function_uses_pic_offset_table,
3171 current_function_uses_const_pool, current_function_has_nonlocal_label,
3172 current_function_saves_all_registers,
3173 current_function_has_nonlocal_goto,
3174 current_function_has_asm_statement): Remove accesor macros.
3175 * ra-conflict.c (global_conflicts): Update.
3176 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3177 (suitable_for_tail_call_opt_p): Update.
3178 * builtins.c (expand_builtin_return_addr): Update.
3179 (expand_builtin_setjmp_setup): Update.
3180 (expand_builtin_nonlocal_goto): Update.
3181 * final.c (final_start_function): Update.
3182 (profile_function): Update.
3183 (leaf_function_p): Update.
3184 (only_leaf_regs_used): Update.
3185 * df-scan.c (df_get_exit_block_use_set): Update.
3186 * dojump.c (clear_pending_stack_adjust): Update.
3187 * tree-stdarg.c (gate_optimize_stdarg): Update.
3188 * gimple-low.c (lower_function_body): Update.
3189 * global.c (compute_regsets): Update.
3190 (global_alloc): Update.
3191 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3192 * expr.c (expand_assignment): Update.
3193 * dse.c (dse_step0): Update.
3194 (dse_step1): Update.
3195 * c-decl.c (store_parm_decls): Update.
3196 * local-alloc.c (combine_regs): Update.
3197 (find_free_reg): Update.
3198 * function.c (assign_parms_augmented_arg_list): Update.
3199 (assign_parm_find_data_types): Update.
3200 (assign_parms): Update.
3201 (allocate_struct_function): Update.
3202 (expand_function_start): Update.
3203 (expand_function_end): Update.
3204 (get_arg_pointer_save_area): Update.
3205 (thread_prologue_and_epilogue_insns): Update.
3206 (rest_of_match_asm_constraints): Update.
3207 * stor-layout.c (variable_size): Update.
3208 * gcse.c (gcse_main): Update.
3209 (bypass_jumps): Update.
3210 * gimplify.c (gimplify_function_tree): Update.
3211 * calls.c (emit_call_1): Update.
3212 (expand_call): Update.
3213 * bt-load.c (compute_defs_uses_and_gen): Update.
3214 * except.c (sjlj_assign_call_site_values): Update.
3215 (sjlj_emit_function_enter): Update.
3216 (can_throw_external): Update.
3217 (set_nothrow_function_flags): Update.
3218 (expand_builtin_unwind_init): Update.
3219 (expand_eh_return): Update.
3220 (convert_to_eh_region_ranges): Update.
3221 (output_function_exception_table): Update.
3222 * emit-rtl.c (gen_tmp_stack_mem): Update.
3223 * cfgexpand.c (expand_used_vars): Update.
3224 (tree_expand_cfg): Update.
3225 * cfgcleanup.c (rest_of_handle_jump): Update.
3226 * explow.c (allocate_dynamic_stack_space): Update.
3227 * varasm.c (assemble_start_function): Update.
3228 (force_const_mem): Update.
3229 (mark_constant_pool): Update.
3230 * tree-optimize.c (tree_rest_of_compilation): Update.
3231 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3232 * tree-cfg.c (notice_special_calls): Update.
3233 (is_ctrl_altering_stmt): Update.
3234 (tree_can_make_abnormal_goto): Update.
3235 (tree_purge_dead_abnormal_call_edges): Update.
3236 * config/alpha/predicates.md: Update.
3237 * config/alpha/alpha.c (alpha_sa_mask): Update.
3238 (alpha_sa_size): Update.
3239 (alpha_does_function_need_gp): Update.
3240 (alpha_expand_prologue): Update.
3241 (alpha_start_function): Update.
3242 (alpha_output_function_end_prologue): Update.
3243 (alpha_expand_epilogue): Update.
3244 * config/frv/frv.c (frv_stack_info): Update.
3245 (frv_expand_epilogue): Update.
3246 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3247 (s390_register_info): Update.
3248 (s390_frame_info): Update.
3249 (s390_init_frame_layout): Update.
3250 (s390_can_eliminate): Update.
3251 (save_gprs): Update.
3252 * config/spu/spu.c (spu_split_immediate): Update.
3253 (need_to_save_reg): Update.
3254 (spu_expand_prologue): Update.
3255 (spu_expand_epilogue): Update.
3256 * config/sparc/sparc.md: Update.
3257 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3258 (sparc_tls_got): Update.
3259 (legitimize_pic_address): Update.
3260 (sparc_emit_call_insn): Update.
3261 (sparc_expand_prologue): Update.
3262 (output_return): Update.
3263 (print_operand): Update.
3264 (sparc_function_ok_for_sibcall): Update.
3265 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3266 * config/m32r/m32r.md: Update.
3267 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3268 (m32r_compute_frame_size): Update.
3269 (m32r_expand_prologue): Update.
3270 (m32r_expand_epilogue): Update.
3271 (m32r_legitimize_pic_address): Update.
3272 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3273 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3274 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3276 (ix86_save_reg): Update.
3277 (ix86_compute_frame_layout): Update.
3278 (ix86_expand_prologue): Update.
3279 (ix86_expand_epilogue): Update.
3280 * config/sh/sh.c (output_stack_adjust): Update.
3281 (calc_live_regs): Update.
3282 (sh5_schedule_saves): Update.
3283 (sh_expand_prologue): Update.
3284 (sh_expand_epilogue): Update.
3285 (sh_setup_incoming_varargs): Update.
3286 (sh_allocate_initial_value): Update.
3287 (sh_get_pr_initial_val): Update.
3288 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3289 * config/sh/sh.md (label:): Update.
3290 * config/avr/avr.c (out_movhi_mr_r): Update.
3291 * config/crx/crx.h (enum): Update.
3292 * config/xtensa/xtensa.h (along): Update.
3293 * config/stormy16/stormy16.c Update.
3294 (xstormy16_compute_stack_layout): Update.
3295 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3296 (fr30_expand_prologue): Update.
3297 * config/cris/cris.c (cris_conditional_register_usage): Update.
3298 (cris_reg_saved_in_regsave_area): Update.
3299 (cris_initial_frame_pointer_offset): Update.
3300 (cris_simple_epilogue): Update.
3301 (cris_expand_prologue): Update.
3302 (cris_expand_epilogue): Update.
3303 (cris_expand_pic_call_address): Update.
3304 (cris_asm_output_symbol_ref): Update.
3305 (cris_asm_output_label_ref): Update.
3306 * config/cris/cris.md Update.
3307 * config/iq2000/iq2000.c (compute_frame_size): Update.
3308 (iq2000_expand_epilogue): Update.
3309 * config/mt/mt.h (save_direction): Update.
3310 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3311 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3312 (ia64_secondary_reload_class): Update.
3313 * config/m68k/m68k.c (m68k_save_reg): Update.
3314 (m68k_expand_prologue): Update.
3315 (m68k_expand_epilogue): Update.
3316 (legitimize_pic_address): Update.
3317 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3318 (first_reg_to_save): Update.
3319 (first_altivec_reg_to_save): Update.
3320 (compute_vrsave_mask): Update.
3321 (compute_save_world_info): Update.
3322 (rs6000_stack_info): Update.
3323 (spe_func_has_64bit_regs_p): Update.
3324 (rs6000_ra_ever_killed): Update.
3325 (rs6000_emit_eh_reg_restore): Update.
3326 (rs6000_emit_allocate_stack): Update.
3327 (rs6000_emit_prologue): Update.
3328 (rs6000_emit_epilogue): Update.
3329 (rs6000_output_function_epilogue): Update.
3330 (output_profile_hook): Update.
3331 (rs6000_elf_declare_function_name): Update.
3332 * config/rs6000/rs6000.h (rs6000_args): Update.
3333 * config/rs6000/rs6000.md: Update.
3334 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3335 * config/arc/arc.c (arc_output_function_epilogue): Update.
3336 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3337 * config/darwin.c (machopic_function_base_name): Update.
3338 * config/score/score3.c (score3_compute_frame_size): Update.
3341 (score3_epilogue): Update.
3342 * config/score/score7.c (score7_compute_frame_size): Update.
3343 (score7_prologue): Update.
3344 (score7_epilogue): Update.
3345 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3346 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3347 * config/arm/arm.c (use_return_insn): Update.
3348 (require_pic_register): Update.
3349 (arm_load_pic_register): Update.
3350 (arm_compute_save_reg0_reg12_mask): Update.
3351 (arm_compute_save_reg_mask): Update.
3352 (thumb1_compute_save_reg_mask): Update.
3353 (output_return_instruction): Update.
3354 (arm_output_function_prologue): Update.
3355 (arm_output_epilogue): Update.
3356 (arm_get_frame_offsets): Update.
3357 (arm_expand_prologue): Update.
3358 (thumb_pushpop): Update.
3359 (thumb_exit): Update.
3360 (thumb1_expand_prologue): Update.
3361 (thumb1_expand_epilogue): Update.
3362 (arm_unwind_emit): Update.
3363 (arm_output_fn_unwind): Update.
3364 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3365 * config/arm/arm.md: Update.
3366 * config/pa/pa.md: Update.
3367 * config/pa/pa.c (legitimize_pic_address): Update.
3368 (compute_frame_size): Update.
3369 (hppa_expand_prologue): Update.
3370 (hppa_expand_epilogue): Update.
3371 (borx_reg_operand): Update.
3372 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3373 (HARD_REGNO_RENAME_OK): Update.
3374 * config/mips/mips.c (mips_global_pointer): Update.
3375 (mips_save_reg_p): Update.
3376 (mips_compute_frame_info): Update.
3377 (mips_frame_pointer_required): Update.
3378 (mips_expand_prologue): Update.
3379 (mips_expand_epilogue): Update.
3380 (mips_can_use_return_insn): Update.
3381 (mips_reorg_process_insns): Update.
3382 * config/v850/v850.c (compute_register_save_size): Update.
3383 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3384 * config/mmix/mmix.c (along): Update.
3385 (mmix_expand_epilogue): Update.
3386 * config/bfin/bfin.c (legitimize_pic_address): Update.
3387 (must_save_p): Update.
3388 (stack_frame_needed_p): Update.
3389 (add_to_reg): Update.
3390 (bfin_expand_prologue): Update.
3391 * stmt.c (expand_asm_operands): Update.
3392 * reload1.c (reload): Update.
3393 (init_elim_table): Update.
3395 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3397 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3399 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3401 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3402 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3403 (mov<mode>): Removed.
3404 (*movv4sf_internal): Likewise.
3405 (*movv2df_internal): Likewise.
3407 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3409 * config.gcc (crx-*-elf): Remove deprecation.
3411 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3413 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3414 __gcc_deregister_frame with atexit.
3415 (deregister_frame_dtor): Remove.
3417 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3418 Nathan Sidwell <nathan@codesourcery.com>
3420 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3422 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3423 (rs6000_isel): Likewise.
3424 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3425 (rs6000_isel): New variable.
3426 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3428 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3431 * c-common.c (handle_vector_size_attribute): Call
3432 lang_hooks.types.reconstruct_complex_type instead of
3433 reconstruct_complex_type.
3434 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3435 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3436 * langhooks.h (struct lang_hooks_for_types): Add
3437 reconstruct_complex_type hook.
3438 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3439 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3441 2008-04-24 Richard Guenther <rguenther@suse.de>
3443 * c-common.h (check_builtin_function_arguments): Declare.
3444 * c-common.c (validate_nargs): New function.
3445 (check_builtin_function_arguments): Likewise.
3446 * c-typeck.c (build_function_call): Call
3447 check_builtin_function_arguments.
3448 * builtins.c (fold_builtin_classify): Remove error reporting code.
3449 (fold_builtin_unordered_cmp): Likewise.
3450 (fold_builtin_1): Likewise.
3451 (fold_builtin_n): Likewise.
3453 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3455 PR tree-optimization/36008
3456 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3457 the original op1, rather than delta by step.
3459 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3460 Sebastian Pop <sebastian.pop@amd.com>
3462 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3463 eliminate_local_variables_stmt, eliminate_local_variables,
3464 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3465 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3466 of code delimited by two edges in the CFG.
3467 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3468 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3469 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3470 the case of parallelisation of reductions.
3471 (expr_invariant_in_region_p): New.
3473 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3474 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3476 2008-04-24 Ira Rosen <irar@il.ibm.com>
3477 Richard Guenther <rguenther@suse.de>
3479 PR tree-optimization/36034
3480 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3481 incapable of dealing with loads with gaps.
3483 2008-04-24 Rafael Espindola <espindola@google.com>
3485 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3486 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3487 vrp_evaluate_conditional.
3488 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3489 (vrp_evaluate_conditional): Split the cond argument.
3490 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3491 (simplify_stmt_for_jump_threading): Update call to
3492 vrp_evaluate_conditional.
3494 2008-04-24 Ira Rosen <irar@il.ibm.com>
3496 PR tree-optimization/35982
3497 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3498 interleaved data-refs are of the same type.
3500 2008-04-24 Danny Smith <dannysmith@users.net>
3502 * c-format.c (check_format_info_main): Use strncmp rather than a
3503 magic prefix to handle multichar length specs.
3504 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3505 Don't prefix "I64" and "I32" with '\0'.
3507 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3510 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3511 in registers for -m32 only if stdarg_p (fntype).
3513 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3515 PR rtl-optimization/36006
3516 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3517 temp to op0 in order to avoid invalid rtx sharing.
3519 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3521 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3522 check TREE_INVARIANT.
3523 * tree-gimple.c (is_gimple_address): New.
3524 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3525 * tree-gimple.h (is_gimple_address): New.
3526 * tree.h (decl_address_invariant_p): New.
3527 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3528 (build_string): Likewise.
3529 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3530 (tree_invariant_p_1): Likewise.
3531 (save_expr): Use it.
3532 (tree_invariant_p): New.
3533 (skip_simple_arithmetic): Use it.
3534 (stabilize_reference_1): Use it.
3535 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3537 (build1_stat): Drop code to compute TREE_INVARIANT.
3538 (build2_stat): Drop code to compute TREE_INVARIANT.
3539 (build3_stat): Drop code to compute TREE_INVARIANT.
3540 (build4_stat): Drop code to compute TREE_INVARIANT.
3541 (build5_stat): Drop code to compute TREE_INVARIANT.
3542 (build7_stat): Drop code to compute TREE_INVARIANT.
3543 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3544 * tree.h (struct tree_base): Remove invariant_flag.
3545 (TREE_INVARIANT): Remove.
3546 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3547 (fold_builtin_expect): Check TREE_CONSTANT.
3548 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3549 * c-tree.h (c_expr_to_decl): Drop third parameter.
3550 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3551 (build_c_cast): Don't set TREE_INVARIANT.
3552 (pop_init_level): Don't set TREE_INVARIANT.
3553 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3554 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3556 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3557 (gimplify_addr_expr): Adjust comment.
3558 * tree-mudflap.c (mf_build_string):
3559 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3560 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3561 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3562 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3563 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3564 * langhooks.h (struct lang_hooks): Drop third parameter from
3567 2008-04-23 Richard Guenther <rguenther@suse.de>
3569 PR tree-optimization/27799
3570 PR tree-optimization/32921
3571 PR tree-optimization/32624
3572 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3573 SMTs aliases and the tag itself into the solution.
3574 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3575 merge the points-to solution back into the SMT aliases.
3576 (may_alias_p): Use alias_set_subset_of instead of
3577 aliases_conflict_p. A pointer which points to
3578 memory with alias set zero may access any variable.
3580 2008-04-23 Richard Guenther <rguenther@suse.de>
3582 * alias.c (alias_set_subset_of): Correctly handle asking
3583 if zero is a subset of an alias set with zero child.
3584 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3585 (compute_flow_insensitive_aliasing): Correctly walk all
3586 pointers. Do not unnecessarily union sets.
3588 2008-04-23 Richard Guenther <rguenther@suse.de>
3591 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3593 2008-04-22 Tomas Bily <tbily@suse.cz>
3595 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3597 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3599 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3600 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3601 * tree-inline.c (estimate_num_insns_1): Likewise.
3602 * varasm.c (const_hash_1, compare_constant, copy_constant)
3603 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3604 * emit-rtl.c (component_ref_for_mem_expr)
3605 (set_mem_attributes_minus_bitpos): Likewise.
3606 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3607 (is_aligning_offset): Likewise.
3608 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3609 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3610 * dojump.c (do_jump): Likewise.
3611 * builtins.c (get_pointer_alignment, get_memory_rtx)
3612 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3613 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3615 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3617 PR rtl-optimization/36017
3618 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3619 expanding the library call.
3621 2008-04-22 Ian Lance Taylor <iant@google.com>
3623 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3626 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3628 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3629 of LR/CTR moves for Power6.
3631 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3634 * passes.c (init_optimization_passes): Remove
3635 pass_fast_rtl_byte_dce.
3637 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3640 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3641 builtin functions to generate faster code.
3642 (_mm_cvtpu16_ps): Ditto.
3643 (_mm_cvtpi32x2_ps): Ditto.
3645 2008-04-22 Nick Clifton <nickc@redhat.com>
3647 * common.opt (ftree-loop-distribution): Add Optimization
3650 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3651 (frv_expand_builtin_va_start): Likewise.
3653 * config/arm/arm.c (thumb_find_work_register): Fix location of
3654 argument register count.
3656 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3658 Support scheduling for ColdFire V1 and V3 microarchitecture.
3659 Improve scheduling of multiplication instructions.
3661 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3662 (mac): New instruction attribute.
3663 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3664 (m68k_sched_mac): New variable.
3665 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3666 Handle cfv1 and cfv3.
3667 (max_insn_size): New static variable.
3668 (struct _sched_ib): New type.
3669 (sched_ib): New static variable.
3670 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3671 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3672 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3674 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3675 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3676 new variables. Update.
3677 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3678 Add modeling of cfv3 instruction buffer. Update.
3679 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3680 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3681 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3682 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3683 a particular reservation applies to.
3684 (type2): Reorganize attribute values. Rename alu to alu_reg,
3685 alu_l to alu, move_l to omove. Join move to alu. Split mul
3687 (cf_ib_*): Simplify description of instruction buffer.
3688 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3689 (cf_mem): Split into cf_mem1 and cf_mem2.
3690 (cf_v2_move_??): Rename to cfv12_alu_??.
3691 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3692 (cf_v2_mul_??): Remove reservations.
3693 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3694 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3695 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3697 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3698 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3699 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3700 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3701 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3702 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3703 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3704 expansions of the above reservations for instructions of sizes
3707 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3709 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3711 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3713 * coverage.c: Include tree-pass.h.
3714 (coverage_counter_alloc): Print da_file_name to the dump file.
3716 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3718 * sbitmap.c (sbitmap_range_empty_p): New function.
3719 * sbitmap.h (sbitmap_range_empty_p): New function.
3720 * bitmap.h: Now includes obstack.h.
3722 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3723 Kenneth Zadeck <zadeck@naturalbridge.com>
3725 * dbgcnt.def (ra_byte_scan): Added.
3726 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3727 when the last hit happens for a counter.
3728 * timevar.def (TV_DF_BYTE_LR): New variable.
3729 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3730 * passes.c (pass_fast_rtl_byte_dce): New pass.
3731 * fwprop.c (update_df): Added mode to call df_ref_create.
3732 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3733 DF_REF_EXTRACT_OFFSET.
3734 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3735 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3737 (df_ref_extract): Added mode field.
3738 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3739 DF_REF_EXTRACT_OFFSET.
3740 (DF_REF_EXTRACT_MODE): New macro.
3741 (df_byte_lr_bb_info): New structure.
3742 (df_print_byte_regset, df_compute_accessed_bytes,
3743 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3744 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3745 df_byte_lr_simulate_uses,
3746 df_byte_lr_simulate_artificial_refs_at_top,
3747 df_byte_lr_simulate_artificial_refs_at_end,
3748 df_compute_accessed_bytes): New function.
3749 (df_ref_create): Add parameter.
3750 (df_byte_lr_get_bb_info): New inline function.
3751 * df-scan.c (df_ref_record, df_uses_record,
3752 df_ref_create_structure): Added mode parameter.
3753 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3754 df_defs_record, df_uses_record, df_get_conditional_uses,
3755 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3756 df_entry_block_defs_collect, df_exit_block_uses_collect):
3757 Added mode parameter to calls to df_ref_record, df_uses_record,
3758 df_ref_create_structure.
3759 (df_ref_equal_p, df_ref_compare): Added test for modes.
3760 (df_ref_create_structure): Added code to set mode. Renamed
3761 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3762 DF_REF_EXTRACT_OFFSET.
3763 * df-core.c (df_print_byte_regset): New function.
3764 * df-byte-scan.c: New file.
3765 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3766 calls to BITMAP_FREE.
3767 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3768 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3769 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3770 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3771 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3772 df_byte_lr_local_compute, df_byte_lr_init,
3773 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3774 df_byte_lr_transfer_function, df_byte_lr_free,
3775 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3776 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3777 df_byte_lr_simulate_uses,
3778 df_byte_lr_simulate_artificial_refs_at_top,
3779 df_byte_lr_simulate_artificial_refs_at_end): New function.
3780 * dce.c (byte_dce_process_block): New function.
3781 (dce_process_block): au is now passed in rather than computed
3782 locally. Changed loops that look at artificial defs to not look
3783 for conditional or partial ones, because there never are any.
3784 (fast_dce): Now is able to drive byte_dce_process_block or
3785 dce_process_block depending on the kind of dce being done.
3786 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3787 (rest_of_handle_fast_byte_dce): New function.
3788 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3789 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3791 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3794 * gcc.h: Added fortran options that take arguments to
3795 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3798 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3800 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3801 scalarization if on the LHS and not a full access.
3803 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3805 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3807 2008-04-18 Rafael Espindola <espindola@google.com>
3809 * tree-vrp.c (find_case_label_index): Fix the binary search.
3810 (find_case_label_range): New.
3811 (vrp_visit_switch_stmt): Use find_case_label_range.
3812 (simplify_switch_using_ranges): Use find_case_label_range.
3814 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3816 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3817 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3819 2008-04-18 Tom Tromey <tromey@redhat.com>
3822 * doc/cpp.texi (Implementation-defined behavior): Mention
3825 2008-04-18 Ian Lance Taylor <iant@google.com>
3827 * fold-const.c (pointer_may_wrap_p): New static function.
3828 (fold_comparison): Add another test for pointer overflow. Use
3829 pointer_may_wrap_p to disable some false positives.
3831 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3833 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3834 (fname_as_string): Match updated cpp_interpret_string prototype.
3835 (fix_string_type): Support char16_t* and char32_t*.
3836 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3837 derivative) nodes. Register as builtin if C++0x.
3838 (c_parse_error): Support CPP_CHAR{16,32}.
3839 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3840 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3841 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3842 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3843 CTI_CHAR32_ARRAY_TYPE>: New elements.
3844 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3845 char32_type_node, signed_char32_type_node, char16_array_type_node,
3846 char32_array_type_node): New defines.
3847 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3848 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3849 (lex_string): Support CPP_STRING{16,32}, match updated
3850 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3851 (lex_charconst): Support CPP_CHAR{16,32}.
3852 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3853 and CPP_STRING{16,32}.
3855 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3858 * aclocal.m4: Regenerate.
3859 * configure: Regenerate.
3861 2008-04-18 Jan Hubicka <jh@suse.cz>
3863 * except.c (dw2_size_of_call_site_table,
3864 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3866 * cgraphbuild.c (build_cgraph_edges): Update.
3867 * tree-pass.h: Update comment.
3868 * final.c (leaf_function_p): Update.
3869 (leaf_renumber_regs): Update.
3870 (rest_of_clean_state): Update.
3871 * omp-low.c (expand_omp_parallel): Update.
3872 * ipa-reference.c (analyze_function): Update.
3873 * reorg.c (find_end_label): Update.
3874 (optimize_skip): Update.
3875 (fill_simple_delay_slots): Update.
3876 (fill_simple_delay_slots): Update.
3877 (make_return_insns): Update.
3878 (dbr_schedule): Update.
3879 * gimple-low.c (record_vars_into): Update.
3880 * cfgbuild.c (make_edges): Update.
3881 * function.c (assign_stack_local): Update.
3882 (assign_parm_adjust_stack_rtl): Update.
3883 (locate_and_pad_parm): Update.
3884 (allocate_struct_function): Do not initialize stack_alignment_needed
3885 and preferred_stack_boundary here.
3886 (stack_protect_prologue): Update.
3887 (stack_protect_epilogue): Update.
3888 (expand_function_start): Initialize stack_alignment_needed,
3889 preferred_stack_boundary and max_jumptable_ents.
3890 (expand_function_end): Update.
3891 (free_after_compilation): Do not NULLify epilogue_delay_list.
3892 * function.h (struct rtl_data): Add stack_protect_guard,
3893 stack_alignment_needed,
3894 preferred_stack_boundary, epilogue_delay_list.
3895 (struct function): Remove value_histograms, stack_alignment_needed,
3896 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3898 unexpanded_var_list, stack_protect_guard.
3899 (current_function_epilogue_delay_list): Remove.
3900 * ipa-type-escape.c (analyze_function): Update.
3901 * gimplify.c (pop_gimplify_context): Update comment.
3902 * calls.c (expand_call): Update.
3903 (emit_library_call_value_1): Update.
3904 * except.c (set_nothrow_function_flags): Update.
3905 * cfgexpand.c (get_decl_align_unit): Update.
3906 (create_stack_guard): Update.
3907 (estimated_stack_frame_size): Update.
3908 (expand_used_vars): Update.
3909 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3910 * explow.c (allocate_dynamic_stack_space): Update.
3911 * tree-ssa-live.c (remove_unused_locals): Update.
3912 * varasm.c (mark_constant_pool): Update.
3913 * tree-inline.c (remap_decls): Update.
3914 (initialize_cfun): Update.
3915 (declare_return_variable): Update.
3916 (inline_forbidden_p): Update.
3917 (expand_call_inline): Update.
3918 (declare_inline_vars): Update.
3919 (tree_function_versioning): Update.
3920 * tree-flow.h (value_histograms): New.
3921 (VALUE_HISTOGRAMS): New macro.
3922 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3924 * tree-cfg.c (set_bb_for_stmt): Update.
3925 (replace_by_duplicate_decl): Update.
3926 (move_block_to_fn): Update.
3927 (new_label_mapper): Update.
3928 (dump_function_to_file): Update.
3929 * ipa-struct-reorg.c (build_data_structure): Update.
3930 * cfgrtl.c (print_rtl_with_bb): Update.
3931 * reload1.c (reload): Update.
3933 * config/i386/i386.c (setup_incoming_varargs_64,
3934 ix86_compute_frame_layout): Update.
3935 * config/arc/arc.c (arc_output_function_epilogue): Update.
3937 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3939 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3940 for FreeBSD as well.
3941 * gthr-posix95.h: Likewise.
3943 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3945 PR rtl-optimization/35838
3946 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3947 out the byte offset of the first subreg.
3949 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3951 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3952 to split_ti instead of three separate calls with single member arrays.
3953 (subti3 splitter): Ditto.
3954 (adddi3 splitter): Ditto with split_di.
3955 (subdi3 splitter): Ditto.
3956 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3957 two separate calls with single member arrays. Swap match_dup
3958 operands 1 and 2 to better fit into the array.
3959 (negdi2 splitter): Ditto with split_di.
3960 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3961 two separate calls with single member arrays. Swap match_dup operands
3962 6 and 7 to better fit into the array.
3964 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3966 * config/i386/i386.c (sse_builtin_type): New.
3967 (bdesc_sse_args): Likewise.
3968 (bdesc_sse_3arg): Removed.
3969 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3970 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3971 IX86_BUILTIN_ROUNDPS.
3972 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3973 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3974 IX86_BUILTIN_ROUNDPS.
3975 (ix86_expand_sse_4_operands_builtin): Removed.
3976 (ix86_expand_sse_operands_builtin): New.
3977 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3978 and CODE_FOR_sse4_1_roundps.
3979 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3980 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3982 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3985 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3986 regs before frame pop when needed. If use_backchain_to_restore_sp
3987 then load backchain into a temp reg to restore vr and vrsave. Add
3988 code to restore vr after frame pop if possible.
3990 2008-04-17 Richard Guenther <rguenther@suse.de>
3992 * tree-vn.c (expressions_equal_p): Do not check type
3993 equality or compatibility before calling operand_equal_p.
3994 * fold-const.c (operand_equal_p): Check equivalence of
3995 integer constants before bailing out due to signedness or
3996 precision differences.
3997 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3998 spurious differences in type qualification. Ignore types
3999 for COMPONENT_REFs at all.
4001 2008-04-17 Christian Bruel <christian.bruel@st.com>
4003 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4004 msw_skip comparison.
4006 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4009 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4012 PR tree-optimization/35899
4013 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4014 rather than TREE_OPERAND.
4016 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4019 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4020 temporary registers. Change operand predicate to general_operand.
4021 (remainderxf3): Ditto.
4023 2008-04-16 Richard Guenther <rguenther@suse.de>
4025 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4026 * tree-affine.c (aff_combination_expand): Look through some
4029 2008-04-15 Doug Kwan <dougkwan@google.com>
4031 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4033 * tree-pretty-print.c (dump_generic_node): Ditto.
4034 * final.c (output_addr_const): Ditto.
4035 * dwarf2out.c (output_cfi): Ditto.
4036 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4037 * print-rtl.c (print_rtx): Ditto.
4038 * print-tree.c (print_node_brief, print_node): Ditto.
4039 * c-common.c (match_case_to_enum_1): Ditto.
4040 * sched-vis.c (print_value): Ditto.
4041 * config/i386/i386.c (print_operand): Cast to long unsigned int
4044 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4045 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4046 MS Windows VirtualProtect function.
4048 2008-04-15 Jan Hubicka <jh@suse.cz>
4050 * gengtype.c (write_root): Param_is argument is OK.
4051 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4052 * function.h: Include varray.h
4053 (rtl_eh): New stucture based on except.c one.
4054 (call_site_record): New forward declaration and vector type.
4055 * calls.c (emit_call_1): Do not call
4056 note_current_region_may_contain_throw.
4057 * except.c (eh_status): Remove cur_region, try_region since they are
4059 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4060 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4061 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4062 Remove call_site_data_used, call_site_data_size.
4063 Turn call_site_record into vector in function.h.
4064 (note_current_region_may_contain_throw): Remove.
4065 (get_exception_pointer, get_exception_filter): Do not take struct
4066 function argument; update.
4067 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4068 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4069 build_post_landing_pads, dw2_build_landing_pads,
4070 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4071 sjlj_emit_function_enter, sjlj_emit_function_enter,
4072 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4073 sjlj_build_landing_pads, finish_eh_generation,
4074 remove_exception_handler_label, remove_eh_handler,
4075 maybe_remove_eh_handler, add_reachable_handler,
4076 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4077 add_action_record, collect_one_action_chain, add_call_site,
4078 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4079 sjlj_output_call_site_table, output_function_exception_table,
4080 * except.h (note_current_region_may_contain_throw): Remove
4081 (get_exception_pointer, get_exception_filter): Do not take struct
4083 * Makefile.in (GTFILES): Put varargs before struct function.
4085 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4087 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4088 punt for STRING_CST.
4089 (get_constraint_for): Deal with STRING_CST here instead.
4091 2008-04-15 Richard Guenther <rguenther@suse.de>
4093 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4094 statements in a basic-block with a backward walk. Do not
4095 substitute into dead statements but instead remove those.
4097 2008-04-15 Richard Guenther <rguenther@suse.de>
4099 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4100 to zero, thus disable creation of SFTs.
4102 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4104 * tree-predcom.c (suitable_reference_p): Return false if the
4105 reference can throw.
4107 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4110 * c-decl.c (finish_decl): If extern or static var has variable
4111 size, set TREE_TYPE (decl) to error_mark_node.
4113 2008-04-15 Rafael Espindola <espindola@google.com>
4115 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4118 2008-04-15 Richard Guenther <rguenther@suse.de>
4120 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4121 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4122 (visit_reference_op_load): Do walk vuse-vdef chains on
4123 vn_reference_lookup.
4124 (visit_reference_op_store): But do not here.
4125 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4126 vn_reference_lookup.
4127 (vn_lookup_with_vuses): But do so here.
4129 2008-04-14 Ian Lance Taylor <iant@google.com>
4131 * fold-const.c (fold_overflow_warning): Remove assertion.
4133 2008-04-15 Ben Elliston <bje@au.ibm.com>
4135 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4136 temp1 local variables.
4138 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4141 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4142 ".text.unlikely" section as executable.
4144 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4146 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4147 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4148 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4149 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4150 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4151 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4152 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4154 2008-04-14 Ian Lance Taylor <iant@google.com>
4156 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4157 * fold-const.c (fold_comparison): If appropriate, test
4158 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4159 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4160 reassociating a pointer type.
4161 * doc/invoke.texi (Optimize Options): Document that
4162 -fstrict-overflow applies to pointer wraparound.
4164 2008-04-13 Jan Hubicka <jh@suse.cz>
4166 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4168 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4170 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4171 we are going to "save the world".
4173 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4175 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4176 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4177 operand 0 constraint, not "=".
4179 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4181 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4183 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4185 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4186 of size of positions_needed * CHAR_BIT.
4188 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4191 * dse.c (store_info): Change positions_needed to unsigned
4193 (lowpart_bitmask): New.
4194 (record_store): Cast to unsigned HOST_WIDE_INT for
4195 positions_needed. Assert width <= size of positions_needed *
4196 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4197 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4198 lowpart_bitmask to set mask.
4200 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4202 * config/bfin/constraints.md: New file.
4203 * config/bfin/bfin.md: Include it.
4204 (adddi3): Use satisfies_constraint functions instead of the old macros.
4205 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4206 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4207 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4208 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4209 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4210 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4211 EXTRA_CONSTRAINT): Delete.
4212 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4213 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4215 * config/bfin/bfin.c: Include "tm-constrs.h".
4216 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4217 Use satisfies_constraint functions instead of the old macros.
4218 * doc/md.texi (Blackfin Constraints): Update file name reference.
4220 2008-04-11 Richard Guenther <rguenther@suse.de>
4222 PR tree-optimization/35869
4223 * tree-vrp.c (execute_vrp): Move switch statement update after
4224 jump threading. Schedule another cfg cleanup run.
4226 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4229 * attribs.c (decl_attributes): Return early on errorneous node.
4231 2008-04-10 Oleg Ryjkov <olegr@google.com>
4233 * tree.h (struct tree_base): Added a new flag default_def_flag.
4234 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4236 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4238 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4240 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4243 * pa.md: Define mode iterator P. Define mode attribute dwc.
4244 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4245 (icacheflush): Likewise.
4246 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4247 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4249 2008-04-11 Ben Elliston <bje@au.ibm.com>
4251 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4253 2008-04-10 Rafael Espindola <espindola@google.com>
4255 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4256 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4257 (extract_range_from_expr): The same.
4259 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4261 * config/mips/mips.md (GPR2): New mode iterator.
4263 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4264 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4265 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4266 Rewrite these to take two modes, the mode of comparison and the
4267 mode of the destination.
4268 * config/mips/mips.c (mips_expand_scc): Instead of having
4269 paradoxical subreg as destination, expand "narrowing" scc if mode
4270 of comparison is SI and target is requested in DI mode.
4271 (mips_emit_int_order_test): Update comment. Make mode of
4272 comparison match CMP0 rather than TARGET. When creating inverse
4273 target use mode of TARGET.
4275 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4277 * gcov-dump.c (tag_summary): Only print summaries for the first
4278 GCOV_COUNTERS_SUMMABLE counters.
4280 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4282 * config/i386/i386.md (absneg): New code iterator.
4283 (absnegprefix): New code attribute.
4284 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4285 patterns using absneg code iterator.
4286 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4287 using absneg code iterator.
4288 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4289 *neg<mode>2 patterns using absneg code iterator.
4290 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4291 *negextendsfdf2 patterns using absneg code iterator.
4292 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4293 *negextendsfxf2 patterns using absneg code iterator.
4294 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4295 *negextendsfdf2 patterns using absneg code iterator.
4296 * config/i386/sse.md (<code><mode>2): Macroize expander from
4297 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4299 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4301 * config/s390/s390.h: Remove the remains of the recent search
4302 & replace action of current_function_outgoing_args_size.
4304 2008-04-10 Ira Rosen <irar@il.ibm.com>
4306 PR tree-optimization/35821
4307 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4308 NEW_STMT_LIST is not NULL.
4310 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4313 * toplev.c (process_options): Remove -ffunction-sections debugging
4316 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4318 PR middle-end/PR28690
4319 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4320 than gen_rtx_fmt_ee to perform more canonicalizations.
4322 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4325 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4327 2008-04-09 Richard Guenther <rguenther@suse.de>
4329 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4330 (dump_function_to_file): Dump function arguments with types.
4332 2008-04-08 Richard Guenther <rguenther@suse.de>
4334 * fold-const.c (fold_widened_comparison): Do not allow
4335 sign-changes that change the result.
4337 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4340 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4341 kinds of indirect references.
4343 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4345 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4346 GNU Fortran language string.
4348 2008-04-08 Rafael Espindola <espindola@google.com>
4350 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4351 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4352 * tree.h (tree_call_nonnegative_warnv_p): New.
4354 2008-04-08 Jan Hubicka <jh@suse.cz>
4356 * function.c (free_after_compilation): Clear out regno_reg_rtx
4359 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4362 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4364 PR middle-end/PR28690
4365 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4366 same precedence as REG_POINTER and MEM_POINTER operands.
4368 2008-04-08 Richard Guenther <rguenther@suse.de>
4371 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4372 for adding index to base.
4374 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4376 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4377 (MINGW_ENABLE_EXECUTE_STACK): New.
4378 (IN_LIBGCC2): For libgcc include windows.h file for
4379 function declarations.
4381 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4383 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4384 and tem2 if tem1 is not a REG or MULT.
4386 2008-04-08 Jan Hubicka <jh@suse.cz>
4388 * function.h (incomming_args): Break out of struct function.
4389 (function_subsections): Break out of struct function.
4390 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4391 return_rtx and hard_reg_initial_vals from struct function.
4392 Kill inl_max_label_num.
4393 (current_function_pops_args, current_function_args_info,
4394 current_function_args_size, current_function_args_size,
4395 current_function_pretend_args_size,
4396 current_function_outgoing_args_size,
4397 current_function_internal_arg_pointer, current_function_return_rtx):
4398 Kill compatibility accestor macros.
4399 * builtins.c (expand_builtin_apply_args_1): Update.
4400 (expand_builtin_next_arg): Update.
4401 * df-scan.c (df_get_call_refs): Update.
4402 * dbxout.c (dbxout_function_end): Update.
4403 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4404 (output_line_info): Update.
4405 (secname_for_decl): Update.
4406 (dwarf2out_var_location): Update.
4407 * function.c (free_after_compilation): Update.
4408 (assign_parm_find_stack_rtl): Update.
4409 (assign_parms): Update.
4410 (expand_dummy_function_end): Update.
4411 (expand_function_end): Update.
4412 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4413 (expand_call): Update.
4414 (emit_library_call_value_1): Update.
4415 (store_one_arg): Update.
4416 * varasm.c (initialize_cold_section_name): Update.
4417 (unlikely_text_section): Update.
4418 (unlikely_text_section_p): Update.
4419 (assemble_start_function): Update.
4420 (assemble_end_function): Update.
4421 (default_section_type_flags): Update.
4422 (switch_to_section): Update.
4423 * integrate.c (set_decl_abstract_flags): Update.
4424 (get_hard_reg_initial_val): Update.
4425 (has_hard_reg_initial_val): Update.
4426 (allocate_initial_values): Update.
4427 * resource.c (init_resource_info): Update.
4428 * config/alpha/alpha.c (NUM_ARGS): Update.
4429 (direct_return): Update.
4430 (alpha_va_start): Update.
4431 (alpha_sa_size): Update.
4432 (alpha_initial_elimination_offset): Update.
4433 (alpha_expand_prologue): Update.
4434 (alpha_start_function): Update.
4435 (alpha_expand_epilogue): Update.
4436 (unicosmk_initial_elimination_offset):
4437 * config/alpha/alpha.md (call expander): Update.
4438 * config/s390/s390.c (s390_register_info): Update.
4439 (s390_register_info): Update.
4440 (s390_frame_info): Update.
4441 (s390_initial_elimination_offset): Update.
4442 (s390_build_builtin_va_list): Update.
4443 (s390_va_start): Update.
4444 * config/spu/spu.c (direct_return): Update.
4445 (spu_expand_prologue): Update.
4446 (spu_initial_elimination_offset): Update.
4447 (spu_build_builtin_va_list): Update.
4448 (spu_va_start): Update.
4449 * config/sparc/sparc.c (sparc_init_modes): Update.
4450 (sparc_compute_frame_size): Update.
4451 (function_value): Update.
4452 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4453 * config/i386/i386.md (return expander): Update.
4454 * config/i386/i386.c (ix86_va_start): Update.
4455 (ix86_can_use_return_insn_p): Update.
4456 (ix86_compute_frame_layout): Update.
4457 (ix86_expand_epilogue): Update.
4458 * config/sh/sh.c (output_stack_adjust): Update.
4459 (calc_live_regs): Update.
4460 (sh_expand_prologue): Update.
4461 (sh_builtin_saveregs): Update.
4462 (sh_va_start): Update.
4463 (initial_elimination_offset): Update.
4464 (sh_allocate_initial_value): Update.
4465 (sh_function_ok_for_sibcall): Update.
4466 (sh_get_pr_initial_val): Update.
4467 * config/sh/sh.md (return expander): Update.
4468 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4469 * config/crx/crx.c (crx_compute_frame): UPdate.
4470 (crx_initial_elimination_offset): UPdate.
4471 * config/xtensa/xtensa.c (compute_frame_size): Update
4472 (xtensa_builtin_saveregs): Update.
4473 (xtensa_va_start): Update.
4474 (order_regs_for_local_alloc): Update.
4475 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4476 (xstormy16_expand_builtin_va_start): Update.
4477 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4478 * config/m68hc11/m68hc11.md (return expanders): Update.
4479 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4480 (expand_epilogue): Update.
4481 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4482 (cris_simple_epilogue): Update.
4483 (cris_expand_prologue): Update.
4484 (cris_expand_epilogue): Update.
4485 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4486 (compute_frame_size): Update.
4487 * config/mt/mt.c (mt_compute_frame_size): Update.
4488 * config/mn10300/mn10300.c (expand_prologue): Update.
4489 (expand_epilogue): Update.
4490 (initial_offset): Update.
4491 (mn10300_builtin_saveregs):
4492 * config/mn10300/mn10300.md (return expander): Update.
4493 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4494 (ia64_initial_elimination_offset): Update.
4495 (ia64_initial_elimination_offset): Update.
4496 (ia64_expand_prologue): Update.
4497 * config/m68k/m68k.md (return expander): Update.
4498 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4499 (rs6000_stack_info): Update.
4500 * config/mcore/mcore.c (layout_mcore_frame): Update.
4501 (mcore_expand_prolog): Update.
4502 * config/arc/arc.c (arc_compute_frame_size): Update.
4503 * config/score/score3.c (score3_compute_frame_size): Update.
4504 * config/score/score7.c (score7_compute_frame_size): Update.
4505 * config/arm/arm.c (use_return_insn): Update.
4506 (thumb_find_work_register): Update.
4507 (arm_compute_save_reg_mask): Update.
4508 (arm_output_function_prologue): Update.
4509 (arm_output_epilogue): Update.
4510 (arm_size_return_regs): Update.
4511 (arm_get_frame_offsets): Update.
4512 (arm_expand_prologue): Update.
4513 (thumb_exit): Update.
4514 (thumb_unexpanded_epilogue): Update.
4515 (thumb1_output_function_prologue): Update.
4516 * config/pa/pa.md (return expander): Update.
4517 * config/pa/pa.c (compute_frame_size): Update.
4518 (hppa_builtin_saveregs): Update.
4519 * config/mips/mips.c (mips_va_start): Update.
4520 (mips16_build_function_stub): Update.
4521 (mips_compute_frame_info): Update.
4522 (mips_restore_gp): Update.
4523 (mips_output_function_prologue): Update.
4524 (mips_expand_prologue): Update.
4525 * config/v850/v850.c (compute_frame_size): Update.
4526 (expand_prologue): * config/mmix/mmix.c (along): update.
4527 (mmix_initial_elimination_offset): update.
4528 (mmix_reorg): update.
4529 (mmix_use_simple_return): update.
4530 (mmix_expand_prologue): update.
4531 (mmix_expand_epilogue): Update.
4532 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4533 (emit_link_insn): Update.
4535 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4537 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4538 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4540 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4543 2008-04-07 Jan Hubicka <jh@suse.cz>
4545 * function.h (rtl): Rename to x_rtl.
4547 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4548 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4549 used_temp_slots avail_temp_slots, temp_slot_level,
4550 nonlocal_goto_handler_labels): Update accesstors.
4551 (rtl): New global variable.
4552 (struct function): Move some fileds to rtl_data.
4553 (get_arg_pointer_save_area): Update prototype.
4554 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4555 get_arg_pointer_save_area.
4556 * expr.c (init_expr): Update
4557 * function.c (get_frame_size): Update
4558 (assign_stack_local): Update
4559 (expand_function_end): Update.
4560 (get_art_pointer_save_area): Update
4562 * emit-rtl.c (rtl): Declare.
4563 (regno_reg_rtx): Declare.
4564 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4566 (gen_reg_rtx): Update.
4567 * varasm.c (n_deferred_constatns): Update accestor.
4568 (init_varasm_status): Do not allocate varasm_status.
4569 (force_const_mem, get_pool_size, output_constant_pool): Update.
4570 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4571 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4572 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4573 * sparc/sparc.h (INIT_EXPANDERS): Update.
4574 * ia64/ia64.h (INIT_EXPANDERS): Update.
4576 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4578 * reload.c (push_secondary_reload): Add missing break to for loop.
4580 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4582 PR middle-end/PR28690
4583 * rtlanal.c: Update copyright years.
4584 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4585 as REG_POINTER and MEM_POINTER operands.
4586 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4587 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4588 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4589 * gcse.c: Update copyright years.
4590 (pre_delete): Call gen_reg_rtx_and_attrs.
4591 (hoist_code): Likewise.
4592 (build_store_vectors): Likewise.
4593 (delete_store): Likewise.
4594 * loop-invariant.c (move_invariant_reg): Likewise.
4595 Update copyright years.
4597 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4599 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4600 control string instead of quoted.
4602 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4604 * doc/rtl.texi: Rewrite of subreg section.
4606 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4609 * config/i386/i386.c (legitimize_pic_address): Add treating
4610 of dllimport SYM_REF's.
4611 (legitimize_dllimport_symbol): Add prototype.
4613 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4615 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4616 reference in constructor with non self-referential type.
4618 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4620 Removal of Return with Depressed Stack Pointer support
4621 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4622 (ECF_SP_DEPRESSED): Likewise.
4623 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4624 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4625 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4626 (expand_call): Do not test ECF_SP_DEPRESSED.
4627 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4628 * function.c (keep_stack_depressed): Delete.
4629 (handle_epilogue_set): Likewise.
4630 (update_epilogue_consts): Likewise.
4631 (emit_equiv_load): Likewise.
4632 (thread_prologue_and_epilogue_insns): Remove support for Return with
4633 Depressed Stack Pointer.
4634 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4636 2008-04-06 Richard Guenther <rguenther@suse.de>
4638 PR tree-optimization/35400
4639 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4640 information from SSA_NAMEs.
4642 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4644 * config/avr/avr.h (avr_mega_p): Remove declaration.
4645 (AVR_MEGA): Remove macro.
4646 * config/avr/avr.c (avr_mega_p): Remove variable.
4647 (avr_override_options): Remove inicializion of avr_mega_p.
4648 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4649 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4650 (avr_jump_mode): (Ditto.).
4651 (avr_output_progmem_section_asm_op): (Ditto.).
4652 (avr_asm_init_sections): (Ditto.).
4653 (avr_asm_init_sections): (Ditto.).
4654 (avr_rtx_costs): (Ditto.).
4655 * config/avr/avr.md: (Ditto.).
4656 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4659 2008-04-06 Richard Guenther <rguenther@suse.de>
4661 PR tree-optimization/35842
4662 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4663 is_gimple_invariant_address.
4665 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4667 * gcc.c (default_compilers): Sync Fortran extensions list with
4668 that in fortran/lang-specs.h.
4669 * doc/invoke.texi: Likewise.
4670 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4671 * dwarf2out.c (gen_compile_unit_die): Likewise.
4673 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4675 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4677 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4680 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4681 attribute is used for nested functions.
4683 2008-04-05 Jan Hubicka <jh@suse.cz>
4685 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4687 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4689 (dump_files): Update.
4690 (enable_rtl_dump_file): Do not accept letter argument.
4691 * tree-pass.h (dump_file_info): Remove letter argument.
4692 * toplev.c (decode_d_option): Update -da handling.
4693 * toplev.h (enable_rtl_dump_file): Update prototype.
4694 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4695 it out based on pass type.
4696 (register_dump_files_1): Likewise.
4697 (init_optimization_passes): Update register_one_dump_file calls.
4698 (execute_one_pass): Sanity check that IPA passes are called at IPA
4699 level and RTL passes at RTL level.
4700 (execute_pass_list): IPA pass can not be after or subpass of
4702 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4703 disallov RTL subpasses of IPA subpasses.
4705 2008-04-05 Ben Elliston <bje@au.ibm.com>
4707 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4708 builtins that return exactly once and do not throw. Cache call to
4711 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4713 PR rtl-optimization/34916
4715 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4716 between instruction pairs.
4718 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4720 * doc/invoke.texi: Document -mbitops for SH.
4721 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4722 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4723 * config/sh/sh.c (print_operand): Add %t operand code.
4724 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4725 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4726 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4727 (extendqihi2): Likewise.
4728 (movqi_i): Likewise.
4729 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4730 (extv): Use bld instruction for SH2A if possible.
4732 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4733 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4734 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4735 (bset.b, bclr.b): Define peepholes.
4736 * config/sh/sh.opt (mbitops): New option.
4738 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4741 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4742 and view convert expression.
4744 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4747 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4749 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4751 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4753 * config/i386/cpuid.h (bit_AES): New.
4754 (bit_PCLMUL): Likewise.
4756 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4757 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4758 SSE2 if AES or PCLMUL is enabled.
4759 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4760 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4761 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4762 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4763 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4764 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4765 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4766 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4767 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4768 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4769 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4770 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4771 __builtin_ia32_aeskeygenassist128 and
4772 __builtin_ia32_pclmulqdq128.
4773 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4774 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4775 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4777 * config/i386/i386.h (TARGET_AES): New.
4778 (TARGET_PCLMUL): Likewise.
4779 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4781 * config/i386/i386.md (UNSPEC_AESENC): New.
4782 (UNSPEC_AESENCLAST): Likewise.
4783 (UNSPEC_AESDEC): Likewise.
4784 (UNSPEC_AESDECLAST): Likewise.
4785 (UNSPEC_AESIMC): Likewise.
4786 (UNSPEC_AESKEYGENASSIST): Likewise.
4787 (UNSPEC_PCLMUL): Likewise.
4789 * config/i386/i386.opt (maes): New.
4790 (mpclmul): Likewise.
4792 * config/i386/sse.md (aesenc): New pattern.
4793 (aesenclast): Likewise.
4795 (aesdeclast): Likewise.
4797 (aeskeygenassist): Likewise.
4798 (pclmulqdq): Likewise.
4800 * config/i386/wmmintrin.h: New.
4802 * doc/extend.texi: Document AES and PCLMUL built-in function.
4804 * doc/invoke.texi: Document -maes and -mpclmul.
4806 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4808 * function.c (free_after_parsing): Replace with
4809 cxx_push_function_context from C++ front-end.
4810 (allocate_struct_function): Don't call langhook.
4811 * langhooks.h (struct lang_hooks_for_functions): Delete.
4812 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4814 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4815 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4816 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4817 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4818 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4819 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4820 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4822 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4823 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4825 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4828 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4831 2008-04-04 Richard Guenther <rguenther@suse.de>
4834 * fold-const.c (optimize_minmax_comparison): Use the correct
4835 type for the constant in the simplified comparison.
4837 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4839 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4840 Pass L2 size as "--param l2-cache-size" to the compiler.
4841 (decode_l2_cache): New function to decode L2 cache parameters using
4842 0x8000006 extended cpuid function.
4843 (detect_caches_amd): Determine parameters of L2 cache using
4844 decode_l2_caches function.
4845 (decode_caches_intel): Decode L2 cache parameters.
4846 (detect_caches_intel): Determine L2 cache parameters using
4847 decode_caches_intel and decode_l2_caches functions.
4849 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4851 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4852 secondary input reload for subword loads from the constant pool.
4854 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4857 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4858 constants of the appropriate size for runtime calculations.
4861 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4862 decimal-float literal constant zero.
4864 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4867 * c-parser.c (c_parser_omp_atomic): Call
4868 default_function_array_conversion on the RHS.
4871 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4872 call is_variable_sized if decl has incomplete type.
4874 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4876 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4878 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4880 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4882 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4883 (sgt<u>): Merge sgt and sgtu into new expander.
4884 (sgt, sgtu): Remove expanders.
4885 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4886 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4887 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4888 *sgtu_<mode>_mips16 into new pattern.
4889 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4890 (sge<u>): Merge sge and sgeu into new expander.
4891 (sge, sgeu): Remove expanders.
4892 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4894 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4895 (slt<u>): Merge slt and sltu into new expander.
4896 (slt, sltu): Remove expanders.
4897 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4898 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4899 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4900 *sltu_<mode>_mips16 into new pattern.
4901 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4902 (sle<u>): Merge sle and sleu into new expander.
4903 (sle, sleu): Remove expanders.
4904 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4905 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4906 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4907 *sleu_<mode>_mips16 into new pattern.
4908 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4910 2008-04-03 Jan Hubicka <jh@suse.cz>
4912 PR tree-optimization/35795
4913 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4914 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4915 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4916 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4917 * score/score3.c (score3_output_mi_thunk): Likewise.
4918 * score/score7.c (score7_output_mi_thunk): Likewise.
4919 * mips/mips.c (mips_output_mi_thunk): Likewise.
4921 2008-04-03 Richard Guenther <rguenther@suse.de>
4923 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4924 conversions. Simplify code.
4926 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4928 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4930 2008-04-03 Tom Tromey <tromey@redhat.com>
4931 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4933 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4934 * config/bfin/t-bfin-linux (generated_files): Add
4935 linux-sysroot-suffix.h.
4936 * doc/install.texi (Prerequisites): Require make 3.80.
4937 * doc/sourcebuild.texi (Front End Directory): Document new
4939 * Makefile.in (generated_files): New variable.
4940 (ALL_HOST_OBJS): New variable.
4941 ($(ALL_HOST_OBJS)): New target.
4943 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4945 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4946 (remap_block): Call id->transform_lang_insert_block instead
4948 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4949 Set id.transform_lang_insert_block to NULL.
4950 (clone_body): Move to cp/optimize.c
4951 * tree-inline.h (struct copy_body_data): Change
4952 transform_lang_insert_block to function pointer.
4953 (copy_generic_body, copy_decl_no_change): Export.
4954 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4955 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4956 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4958 * c-tree.h (insert_block): Kill.
4959 * c-decl.c (insert_block): Kill.
4961 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4963 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4964 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4965 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4967 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4968 argument, call {push,pop}_function_context from here.
4969 * c-parser.c: Use c_{push,pop}_function_context.
4971 * function.c (push_function_context_to): Move meat ...
4972 (push_function_context): ... here. Simplify.
4973 * function.c (pop_function_context_from): Move meat ...
4974 (pop_function_context): ... here. Simplify.
4975 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4977 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4978 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4979 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4980 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4982 2008-04-03 Ben Elliston <bje@au.ibm.com>
4984 * expmed.c (extract_force_align_mem_bit_field): Remove.
4986 2008-04-03 Richard Guenther <rguenther@suse.de>
4989 * expr.h (try_casesi): Adjust prototype.
4990 * expr.c (try_casesi): Take fallback label as extra parameter.
4991 Use that for gen_casesi if default_label is NULL.
4992 * stmt.c (expand_case): Pass fallback label to try_casesi,
4993 make sure to fill gaps with a fallback label if default_label
4996 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4999 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5001 2008-04-03 Ben Elliston <bje@au.ibm.com>
5003 * expmed.c (extract_split_bit_field): Remove if (0) code.
5004 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5005 (do_ds_constraint): Likewise.
5007 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5009 * doc/cppopts.texi (-dU): Document.
5010 * c-common.h (flag_dump_macros): Update comment.
5011 * c-opts.c (handle_OPT_d): Handle -dU.
5012 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5013 dump_queued_macros, cb_used_define, cb_used_undef): New.
5014 (init_pp_output): Handle -dU.
5015 (cb_line_change): Call dump_queued_macros.
5016 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5018 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5020 * config/avr/predicates.md (io_address_operand): New predicate.
5021 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5022 * config/avr/avr.c (avr_io_address_p): Remove function.
5023 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5024 'avr_io_address_p' function.
5025 (out_movhi_r_mr): (Ditto.).
5026 (out_movqi_mr_r): (Ditto.).
5027 (out_movhi_mr_r): (Ditto.).
5028 (avr_address_cost): (Ditto.).
5030 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5032 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5033 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5034 in 32bit mode when XMM registers are available to avoid store
5036 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5037 corresponding post-reload splitters.
5039 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5041 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5042 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5043 __builtin_ia32_roundss.
5044 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5045 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5046 __builtin_ia32_roundss.
5047 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5048 IX86_BUILTIN_SHUFPD here.
5050 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5052 * config/i386/i386.md (plogic): New.
5053 (plogicprefix): Likewise.
5055 * config/i386/mmx.md (mmx_<code><mode>3): New.
5056 (mmx_and<mode>3): Removed.
5057 (mmx_ior<mode>3): Likewise.
5058 (mmx_xor<mode>3): Likewise.
5060 * config/i386/sse.md (<code><mode>3): New.
5061 (*<code><mode>3): Likewise.
5062 (*<code><mode>3): Likewise.
5063 (<code><mode>3): Likewise.
5064 (*sse_<code><mode>3): Likewise.
5065 (*sse2_<code><mode>3): Likewise.
5066 (<code>tf3): Likewise.
5067 (*<code>tf3): Likewise.
5068 (and<mode>3): Likewise.
5069 (*and<mode>3): Likewise.
5070 (ior<mode>3): Removed.
5071 (*ior<mode>3): Likewise.
5072 (xor<mode>3): Likewise.
5073 (*xor<mode>3): Likewise.
5074 (*and<mode>3): Likewise.
5075 (*ior<mode>3): Likewise.
5076 (*xor<mode>3): Likewise.
5077 (and<mode>3): Likewise.
5078 (*sse_and<mode>3): Likewise.
5079 (*sse2_and<mode>3): Likewise.
5081 (*andtf3): Likewise.
5082 (ior<mode>3): Likewise.
5083 (*sse_ior<mode>3): Likewise.
5084 (*sse2_ior<mode>3): Likewise.
5086 (*iortf3): Likewise.
5087 (xor<mode>3): Likewise.
5088 (*sse_xor<mode>3): Likewise.
5089 (*sse2_xor<mode>3): Likewise.
5091 (*xortf3): Likewise.
5093 2008-04-02 Richard Guenther <rguenther@suse.de>
5095 PR tree-optimization/14495
5096 PR tree-optimization/34793
5097 * tree-vrp.c (struct switch_update): New structure.
5098 (to_remove_edges, to_update_switch_stmts): New VECs.
5099 (simplify_switch_using_ranges): New function. Remove not taken
5100 case labels and edges.
5101 (simplify_stmt_using_ranges): Call it.
5102 (identify_jump_threads): Mark edges we have queued for removal
5103 so we don't thread them.
5104 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5106 * tree-cfg.c (group_case_labels): Deal with missing default label.
5107 (tree_verify_flow_info): Allow missing default label.
5108 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5109 (emit_case_nodes): Likewise.
5110 (expand_case): Do not rely on the default label to be present.
5111 * expr.c (try_casesi): Deal with NULL default_label.
5112 (do_tablejump): Likewise.
5114 2008-04-02 Richard Guenther <rguenther@suse.de>
5116 PR tree-optimization/14495
5117 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5118 SWITCH_EXPR here ...
5119 (vrp_visit_switch_stmt): ... but here (new function).
5120 (find_case_label_index): New helper function.
5121 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5123 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5125 * fwprop.c: Fix ISO-C99ism.
5127 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5130 * Makefile.in (objdir): Set it here.
5131 * configure.ac: Not here. Find dynamic linker characteristics.
5132 * exec-tool.in: Use them.
5133 * aclocal.m4: Regenerate.
5134 * configure: Regenerate.
5136 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5138 * expr.c (expand_var): Delete it.
5139 * expr.h (expand_var): Delete prototype.
5140 * function.c (expand_function_start): Use expand_decl instead.
5141 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5144 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5146 PR rtl-optimization/35542
5147 * fwprop.c (forward_propagate_and_simplify): Replace
5148 loc_reg_mentioned_in_p with reg_mentioned_p.
5150 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5152 PR rtl-optimization/35281
5153 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5154 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5155 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5156 (varying_mem_p): Move above propagate_rtx.
5157 (all_uses_available_at): Do not check MEMs.
5159 2008-04-02 Rafael Espindola <espindola@google.com>
5161 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5162 (register_edge_assert_for_2): Split the cond argument.
5163 (register_edge_assert_for_1): Adjust for the change in
5164 register_edge_assert_for_2.
5165 (register_edge_assert_for): Split the cond argument.
5166 (find_switch_asserts): Adjust for the change in
5167 register_edge_assert_for.
5169 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5171 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5172 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5173 offsets for 64-bit mingw.
5174 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5175 abi for x86_64-pc-mingw.
5177 2008-04-02 Richard Guenther <rguenther@suse.de>
5179 * tree-vrp.c (extract_range_from_assert): Make sure to not
5180 produce range min/max with TREE_OVERFOW set.
5181 If merging a anti-range and a range keep the anti-range if
5182 the range covers all values of the type.
5183 (register_edge_assert_for_2): Only allow sign-changing
5184 conversions in detecting canonical range checks. Also
5185 register an assert for the unsigned name if useful.
5187 PR tree-optimization/35787
5188 * tree-vrp.c (vrp_val_max): New function.
5189 (vrp_val_min): Likewise.
5190 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5191 (vrp_val_is_min): Likewise.
5192 (supports_overflow_infinity): Use vrp_val_{min,max}.
5193 (negative_overflow_infinity): Likewise.
5194 (positive_overflow_infinity): Likewise.
5195 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5196 (is_positive_overflow_infinity): Likewise.
5197 (is_overflow_infinity): Likewise.
5198 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5199 vrp_val_is_{min,max}.
5200 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5201 to ranges if possible. Avoid empty ranges.
5203 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5206 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5207 the expression is a function address.
5209 2008-04-01 George Helffrich <george@gcc.gnu.org>
5211 PR fortran/35154, fortran/23057
5212 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5213 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5214 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5215 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5217 (dbxout_syms): Check for COMMON-based symbol and wrap in
5218 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5219 in bracket for efficiency.
5221 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5222 using DW_TAG_common_block + member offset.
5223 (add_pubname_string): New function.
5224 (dw_expand_expr): New function to find block name and offset for
5226 (common_check): New function to check whether symbol in Fortran COMMON.
5227 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5229 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5232 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5234 2008-04-02 Ben Elliston <bje@au.ibm.com>
5236 * config/v850/v850.md (casesi): Remove if (0) code.
5237 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5238 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5240 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5242 * config/i386/i386.md (rex64suffix): New mode attribute.
5243 (floathi<mode>2): Disable expander for SSE math.
5244 (*floathi<mode>2_1): New insn insn_and_split pattern.
5245 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5246 corresponding post-reload splitters.
5247 (*floathi<mode>2_i387): New macroized insn pattern.
5248 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5249 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5250 insn_and_split pattern.
5251 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5252 New macroized instruction patterns and corresponding post-reload
5254 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5255 and corresponding post-reload splitters.
5256 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5257 New macroized instruction patterns.
5258 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5259 macroized instruction patterns and corresponding post-reload splitters.
5260 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5261 corresponding post-reload splitters.
5262 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5263 New macroized instruction patterns.
5264 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5265 corresponding post-reload splitters.
5266 (*floatsi<mode>2_i387): New macroized instruction patterns.
5268 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5270 * config/i386/i386.md (smaxmin): New.
5271 (umaxmin): Likewise.
5272 (maxminiprefix): Likewise.
5273 (maxminfprefix): Likewise.
5274 (<code><mode>3): Likewise.
5275 (smin<mode>3): Removed.
5276 (smax<mode>3): Likewise.
5278 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5279 (mmx_<code>v4hi3): Likewise.
5280 (mmx_<code>v8qi3): Likewise.
5281 (mmx_smaxv2sf3): Removed.
5282 (mmx_sminv2sf3): Likewise.
5283 (mmx_umaxv8qi3): Likewise.
5284 (mmx_smaxv4hi3): Likewise.
5285 (mmx_uminv8qi3): Likewise.
5286 (mmx_sminv4hi3): Likewise.
5288 * config/i386/sse.md (<addsub><mode>3): New.
5289 (*<addsub><mode>3): Likewise.
5290 (<sse>_vm<addsub><mode>3): Likewise.
5291 (<maxmin><mode>3): Likewise.
5292 (*<maxmin><mode>3_finite): Likewise.
5293 (*<maxmin><mode>3): Likewise.
5294 (<sse>_vm<maxmin><mode>3): Likewise.
5295 (sse3_h<addsub>v4sf3): Likewise.
5296 (sse3_h<addsub>v2df3): Likewise.
5297 (<maxmin>v16qi3): Likewise.
5298 (*<maxmin>v16qi3): Likewise.
5299 (<maxmin>v8hi3): Likewise.
5300 (*<maxmin>v8hi3): Likewise.
5301 (*sse4_1_<maxmin><mode>3): Likewise.
5302 (*sse4_1_<maxmin><mode>3): Likewise.
5303 (add<mode>3): Removed.
5304 (*add<mode>3): Likewise.
5305 (<sse>_vmadd<mode>3): Likewise.
5306 (sub<mode>3): Likewise.
5307 (*sub<mode>3): Likewise.
5308 (<sse>_vmsub<mode>3): Likewise.
5309 (smin<mode>3): Likewise.
5310 (*smin<mode>3_finite): Likewise.
5311 (*smin<mode>3): Likewise.
5312 (<sse>_vmsmin<mode>3): Likewise.
5313 (smax<mode>3): Likewise.
5314 (*smax<mode>3_finite): Likewise.
5315 (*smax<mode>3): Likewise.
5316 (<sse>_vmsmax<mode>3): Likewise.
5317 (sse3_haddv4sf3): Likewise.
5318 (sse3_haddv2df3): Likewise.
5319 (sse3_hsubv4sf3): Likewise.
5320 (sse3_hsubv2df3): Likewise.
5321 (umaxv16qi3): Likewise.
5322 (*umaxv16qi3): Likewise.
5323 (smaxv8hi3): Likewise.
5324 (*smaxv8hi3): Likewise.
5325 (*sse4_1_smax<mode>3): Likewise.
5326 (*sse4_1_umax<mode>3): Likewise.
5327 (uminv16qi3): Likewise.
5328 (*uminv16qi3): Likewise.
5329 (sminv8hi3): Likewise.
5330 (*sminv8hi3): Likewise.
5331 (*sse4_1_smin<mode>3): Likewise.
5332 (*sse4_1_umin<mode>3): Likewise.
5334 2008-04-01 Rafael Espindola <espindola@google.com>
5336 * tree-cfg.c (verify_expr): remove in_phi.
5337 (verify_stmt): Don't call walk_tree with verify_expr. Use
5338 is_gimple_min_invariant instead of is_gimple_val.
5340 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5342 * doc/include/gpl_v3.texi: Update for manpage generation.
5343 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5345 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5346 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5347 gpl_v3.texi instead of gpl.texi.
5350 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5353 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5355 2008-04-01 Rafael Espindola <espindola@google.com>
5357 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5358 (extract_code_and_val_from_cond): Use
5359 extract_code_and_val_from_cond_with_ops.
5361 2008-04-01 Jan Hubicka <jh@suse.cz>
5363 * function.c (free_after_compilation): Free epilogue_delay_list.
5364 (prepare_function_start): Assert that previous compilation was freed.
5366 2008-04-01 Jan Hubicka <jh@suse.cz>
5367 Jim Wilson <wilson@tuliptree.org>
5368 Andreas Tobler <andreast@gcc.gnu.org>
5371 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5372 rtl.emit instead cfun->emit.
5373 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5374 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5376 2008-04-01 Ben Elliston <bje@au.ibm.com>
5378 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5380 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5382 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5384 (fprofile-use): Add var flag_profile_use
5385 * coverage.c (coverage_begin_output): Do not open a gcno file for
5386 output only if -ftest-coverage is set.
5387 Do not add getpwd() to gcda file path.
5388 (build_gcov_info): Check the new flag
5389 flag_profile_datafile_relative_path.
5390 (coverage_init): Use profile_data_prefix.
5391 Read profile counter only if flag_profile_use is set.
5392 * opts.c (common_handle_option): New option fprofile-use=,
5393 fprofile-dir=, fprofile-generate=.
5394 * toplev.c (profile_data_prefix): New variable definition.
5395 * toplev.h (profile_data_prefix): New declaration.
5396 * doc/invoke.tex (Option Summary, Optimization Options):
5399 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5401 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5402 use tmp consistently.
5405 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5406 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5407 UNSPEC_FR_RECIP_APPROX_RES.
5408 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5410 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5413 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5415 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5418 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5419 element of the vector via a pointer.
5421 2008-03-31 Ian Lance Taylor <iant@google.com>
5423 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5425 2008-03-31 Jan Hubicka <jh@suse.cz>
5427 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5428 get_arg_pointer_save_area.
5429 * expr.c (init_expr): Just clear out rtl.expr.
5430 * function.c (free_after_compilation): Clear out whole RTL structure.
5431 (get_func_frame_size): Merge into ...
5432 (get_frame_size): ... this one.
5433 (assign_stack_local_1): Merge into ...
5434 (assign_stack_local): ... this one.
5435 (expand_function_end): Update call of get_arg_pointer_save_area.
5436 (get_art_pointer_save_area): Remove cfun argument.
5437 * function.h (emit_status): regno_pointer_align does not need length
5438 attribute. Move x_regno_reg_rtx to ...
5439 (regno_reg_rtx): ... new global array.
5440 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5441 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5442 apply_args_value, forced_labels, stack_pointer_delta):
5444 (struct varasm_status): Move here from varasm.c
5445 (struct rtl_data): New. Move here some fields from struct function.
5446 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5447 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5448 used_temp_slots avail_temp_slots, temp_slot_level,
5449 nonlocal_goto_handler_labels): Update accesstors.
5450 (rtl): New global variable.
5451 (struct function): Move some fileds to rtl_data.
5452 (get_arg_pointer_save_area): Update prototype.
5453 * emit-rtl.c (rtl): Declare.
5454 (regno_reg_rtx): Declare.
5455 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5457 (gen_reg_rtx): Update.
5458 (init_virtual_regs): Do not tate emit_status argument.
5459 (init_emit): Do not allocate emit.
5460 * varasm.c (varasm_statuc): Move to function.h.
5461 (n_deferred_constatns): Update accestor.
5462 (init_varasm_status): Do not allocate varasm_status.
5463 (force_const_mem, get_pool_size, output_constant_pool): Update.
5464 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5465 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5467 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5469 PR rtl-optimization/35729
5470 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5473 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5476 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5477 load/store if memory is unaligned.
5478 (*movti_rex64): Likewise.
5480 * config/i386/predicates.md (misaligned_operand): New.
5482 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5485 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5488 2008-03-31 Jan Beulich <jbeulich@novell.com>
5490 * config/ia64/constraints.md: Add 'j' constraint.
5491 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5492 (movdi_internal): Likewise.
5494 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5497 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5499 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5502 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5503 proper error message for the third argument on blendpd and
5506 * config/i386/sse.md (blendbits): New.
5507 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5509 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5511 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5513 2008-03-30 Richard Guenther <rguenther@suse.de>
5516 * fold-const.c (fold_sign_changed_comparison): Do leave
5517 conversions to base-types alone.
5519 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5521 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5522 the link register if one altivec register is be saved.
5524 2008-03-30 Ben Elliston <bje@au.ibm.com>
5526 * final.c (final_scan_insn): Remove if (0) code.
5528 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5530 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5532 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5534 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5535 of V4SFmode to ix86_binary_operator_ok.
5537 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5539 * config/i386/i386.c (override_options): Initialize
5540 ix86_veclib_handler to ix86_veclibabi_svml when
5541 -mveclibabi=svml is used.
5542 (ix86_veclibabi_svml): New function for SVML ABI style
5543 vectorization support.
5544 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5546 2008-03-28 Rafael Espindola <espindola@google.com>
5548 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5549 (tree_binary_nonnegative_warnv_p): Make it public.
5550 (tree_single_nonnegative_warnv_p): Make it public.
5551 (tree_invalid_nonnegative_warnv_p): Make it public.
5552 (tree_unary_nonzero_warnv_p): Make it public.
5553 (tree_binary_nonzero_warnv_p): Make it public
5554 (tree_single_nonzero_warnv_p): Make it public.
5555 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5556 (extract_range_from_binary_expr): Split the expr argument.
5557 (extract_range_from_unary_expr): Split the expr argument.
5558 (extract_range_from_comparison): Split the expr argument.
5559 (extract_range_from_expr): Use the new aux functions.
5560 (vrp_evaluate_conditional_warnv): Use
5561 vrp_evaluate_conditional_warnv_with_ops.
5562 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5563 (tree_binary_nonzero_warnv_p): Declare.
5564 (tree_single_nonzero_warnv_p): Declare.
5565 (tree_expr_nonzero_warnv_p): Declare.
5566 (tree_unary_nonnegative_warnv_p): Declare.
5567 (tree_binary_nonnegative_warnv_p): Declare.
5568 (tree_single_nonnegative_warnv_p): Declare.
5569 (tree_invalid_nonnegative_warnv_p): Declare.
5571 2008-03-28 Richard Guenther <rguenther@suse.de>
5573 PR tree-optimization/30317
5574 PR tree-optimization/30911
5575 PR tree-optimization/34793
5576 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5577 (struct assert_locus_d): New member EXPR.
5578 (register_new_assert_for): Add EXPR parameter to support
5579 ASSERT_EXPR <name, expr OP limit>.
5580 (register_edge_assert_for_1): Adjust callers.
5581 (find_assert_locations): Likewise.
5582 (process_assert_insertions_for): Build condition from expression.
5583 (extract_range_from_assert): Handle ASSERT_EXPRs
5584 of the form ASSERT_EXPR <name, expr OP limit>.
5585 (register_edge_assert_for_2): New helper registering
5586 asserts for comparisons. Recognize range tests of the form
5587 (unsigned)i - CST1 OP CST2.
5588 (register_edge_assert_for_1): Use it.
5589 (register_edge_assert_for): Likewise.
5590 (needs_overflow_infinity): Integer sub-types
5591 do not need overflow infinities.
5592 (vrp_val_is_max): The extreme values of integer sub-types
5593 are those of the base type.
5594 (vrp_val_is_min): Likewise.
5595 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5598 2008-03-28 Nick Clifton <nickc@redhat.com>
5601 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5602 Return GENERAL_REGS for stack adjustment reloads.
5604 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5607 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5608 const_vector when all the vectors are constant.
5610 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5612 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5614 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5615 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5617 (s<code>_sf): Use new scc_sf attribute for opcode names.
5619 2008-03-27 Tom Tromey <tromey@redhat.com>
5621 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5622 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5623 config/spu/t-spu-elf, config/i386/t-interix,
5624 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5625 config/i386/x-darwin, config/i386/x-mingw32,
5626 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5627 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5628 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5629 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5630 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5631 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5632 config/score/t-score-elf, config/arm/t-strongarm-pe,
5633 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5634 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5635 Revert automatic dependency patch.
5637 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5640 * config/i386/i386.c (ix86_function_arg_boundary): Align
5641 decimal floating point to its natural boundary.
5643 2008-03-27 Richard Guenther <rguenther@suse.de>
5646 * fold-const.c (fold_comparison): Restrict distinct decl
5647 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5648 solely rely on operand_equal_p.
5650 2008-03-27 Richard Guenther <rguenther@suse.de>
5653 * c-common.c (handle_weak_attribute): Reject combination of
5656 2008-03-27 Richard Guenther <rguenther@suse.de>
5658 PR tree-optimization/32810
5659 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5660 conversions from DECL_INITIAL.
5661 (fold_const_aggregate_ref): Likewise from constructor elements.
5663 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5665 * tree-affine.h (aff_combination_expand): Declare.
5666 (get_inner_reference_aff): Likewise.
5667 * tree-affine.c (aff_combination_expand): Split out from
5668 tree_to_aff_combination_expand.
5669 (get_inner_reference_aff): New function.
5670 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5671 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5672 (struct lim_aux_data): sm_done field removed.
5673 (mem_ref_loc_p, mem_ref_locs_p): New types.
5674 (struct mem_ref): Added id, stored, accesses_in_loop,
5675 indep_loop, dep_loop, indep_ref, dep_ref fields.
5676 Removed is_stored, locs and next fields.
5677 (memory_accesses): New variable.
5678 (movement_possibility): Do not allow moving statements
5679 that store to memory.
5680 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5682 (determine_max_movement): For statements with memory references,
5683 find the outermost loop in that the reference is independent.
5684 (move_computations_stmt): Mark the virtual operands for renaming.
5685 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5686 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5687 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5688 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5689 create_vop_ref_mapping, analyze_memory_references,
5690 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5691 get_all_locs_in_loop, ref_always_accessed_p,
5692 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5693 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5694 store_motion_loop, store_motion): New functions.
5695 (struct vop_to_refs_elt): New type.
5696 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5697 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5698 (schedule_sm): Replaced by...
5699 (execute_sm): ... this.
5700 (determine_lsm_ref, hoist_memory_references,
5701 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5702 find_more_ref_vops, free_mem_ref, free_mem_refs,
5703 determine_lsm_loop, determine_lsm): Removed.
5704 (tree_ssa_lim_finalize): Free data structures used by store motion.
5705 (tree_ssa_lim): Call analyze_memory_references. Use
5706 store_motion instead of determine_lsm.
5708 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5710 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5711 rename tmake_file to m68hc11/t-m68hc11.
5712 (mcore): Set inhibit_libc to true.
5713 * config.host (alpha*-dec-*vms*): Set extra_programs.
5714 (interix3*): Don't use host_xmake_file.
5715 * configure.ac: Let config.gcc override inhibit_libc.
5716 * configure: Regenerate.
5718 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5719 * config/t-openbsd-thread: Remove commented out lines.
5721 * config/x-interix: Remove.
5723 * config/m68hc11/t-m68hc11-gas: Rename to...
5724 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5726 * config/mcore/t-mcore: Remove T_CFLAGS.
5727 * config/mcore/t-mcore-pe: Likewise.
5729 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5731 * configure.ac: Replace custom __GNU_SOURCE test with
5732 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5733 * aclocal.m4: Regenerate.
5734 * configure: Regenerate.
5735 * config.in: Regenerate.
5737 2008-03-27 Richard Guenther <rguenther@suse.de>
5739 * fold-const.c (target.h): Include.
5740 (fold_comparison): Fold comparison of addresses of decls
5741 that bind locally or of constants. Consolidate address folding code.
5742 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5743 results from fold_binary_to_constant.
5744 (compare_values_warnv): Likewise.
5746 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5749 * fold-const.c (fold_truthop): Check for integeral types when folding
5750 a == 0 && b == 0 and a != 0 || b != 0 .
5752 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5754 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5756 2008-03-26 Andreas Schwab <schwab@suse.de>
5758 * doc/invoke.texi: Fix use of @item vs. @itemx.
5760 2008-03-26 Tom Tromey <tromey@redhat.com>
5762 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5763 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5764 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5765 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5766 build/genconstants.o, build/genemit.o, build/genextract.o,
5767 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5768 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5771 2008-03-26 Richard Guenther <rguenther@suse.de>
5774 2008-03-26 Richard Guenther <rguenther@suse.de>
5776 * fold-const.c (target.h): Include.
5777 (fold_comparison): Fold comparison of addresses of two decls
5778 that bind locally. Consolidate address folding code.
5780 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5782 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5783 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5784 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5785 dconstsqrt2, dconstthird, dconste and/or dconst10.
5786 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5787 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5788 dconstsqrt2, dconste): Delete.
5789 (init_emit_once): Likewise. Simplify initializing dconstm1.
5791 * real.c (get_real_const): New.
5792 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5793 dconstsqrt2, dconste): Delete.
5794 (real_value_const, get_real_const): New.
5796 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5798 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5800 * config/i386/i386.c (ix86_function_arg_boundary): Check
5801 BIGGEST_ALIGNMENT instead of 128.
5802 (setup_incoming_varargs_64): Likewise.
5804 2008-03-26 Tom Tromey <tromey@redhat.com>
5806 * Makefile.in (DEPFILES): Add missing '/'.
5808 2008-03-26 Richard Guenther <rguenther@suse.de>
5810 * fold-const.c (target.h): Include.
5811 (fold_comparison): Fold comparison of addresses of two decls
5812 that bind locally. Consolidate address folding code.
5814 2008-03-26 Nick Clifton <nickc@redhat.com>
5817 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5818 not allow INT+INT as a legitimate addressing mode.
5820 2008-03-26 Richard Guenther <rguenther@suse.de>
5822 * tree-flow.h (widen_bitfield): Remove declaration.
5823 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5824 (widen_bitfield): Remove function.
5825 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5828 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5831 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5834 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5836 PR rtl-optimization/35232
5837 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5838 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5839 reg_reloaded_call_part_clobbered here.
5840 (reload_regs_reach_end_p): New function.
5841 (reload_reg_rtx_for_input): New variable.
5842 (reload_reg_rtx_for_output): Likewise.
5843 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5844 when reassigning a pseudo register. Load reloadreg from
5845 reload_reg_rtx_for_input, moving the mode and register
5847 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5848 instead of the original when deciding whether an input reload
5849 would be a no-op or whether an output reload can be deleted.
5850 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5851 when setting up new_spill_reg_store. Load it from
5852 reload_reg_rtx_for_output, moving the mode and register
5854 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5855 instead of the original when deciding whether an output reload
5856 would be a no-op. Do the same when modifying insn notes.
5857 Use rtx_equal_p instead of == to compare the registers.
5858 (inherit_piecemeal_p): Take a mode and two register numbers
5860 (emit_reload_insns): Clear new_spill_reg_store for every hard
5861 register in the reload register. Remove spill registers
5862 from reg_reloaded_valid before considering whether to record
5863 inheritance information for them. Use reload_reg_rtx_for_output
5864 instead of reg_rtx when recording output reloads. Use
5865 reload_reg_rtx_for_input instead of reg_rtx when recording
5866 input reloads. Set or clear reg_reloaded_call_part_clobbered
5867 at the same time as setting reg_reloaded_valid.
5868 (delete_output_reload): Add a new_reload_reg parameter and use it
5869 instead of rld[j].reg_rtx.
5870 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5873 2008-03-25 Tom Tromey <tromey@redhat.com>
5875 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5876 (build/genattr.o): Likewise.
5877 (build/genattrtab.o): Likewise.
5878 (build/gencodes.o): Likewise.
5879 (build/genconfig.o): Likewise.
5880 (build/genconstants.o): Likewise.
5881 (build/genemit.o): Likewise.
5882 (build/genextract.o): Likewise.
5883 (build/genflags.o): Likewise.
5885 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5887 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5888 instead of size_int for integer types.
5889 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5890 to match type of MINUS_EXPR.
5892 2008-03-25 Tom Tromey <tromey@redhat.com>
5894 * configure: Rebuilt.
5895 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5898 2008-03-25 Tom Tromey <tromey@redhat.com>
5900 * config/x-solaris (host-solaris.o): Update.
5901 * config/x-linux (host-linux.o): Update.
5902 * config/x-hpux (host-hpux.o): Update.
5903 * config/x-darwin (host-darwin.o): Update.
5904 * config/v850/t-v850e (v850-c.o): Update.
5905 * config/v850/t-v850 (v850-c.o): Update.
5906 * config/t-vxworks (vxworks.o): Update.
5907 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5908 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5909 * config/spu/t-spu-elf (spu-c.o): Update.
5911 * config/sh/t-symbian (sh-c.o): Update.
5912 (symbian.o): Update.
5913 * config/sh/t-sh (sh-c.o): Update.
5914 * config/score/t-score-elf (score7.o, score3.o): Update.
5915 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5916 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5917 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5918 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5920 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5921 * config/m32c/t-m32c (m32c-pragma.o): Update.
5922 * config/ia64/t-ia64 (ia64-c.o): Update.
5923 * config/i386/x-mingw32 (host-mingw32.o): Update.
5924 * config/i386/x-i386 (driver-i386.o): Update.
5925 * config/i386/x-darwin (host-i386-darwin.o): Update.
5926 * config/i386/x-cygwin (host-cygwin.o): Update.
5927 * config/i386/t-nwld (nwld.o): Update.
5928 * config/i386/t-netware (netware.o): Update.
5929 * config/i386/t-interix (winnt.o): Update.
5930 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5931 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5932 msformat-c.o): Update.
5933 * config/bfin/t-bfin-linux (generated_files): Add
5934 linux-sysroot-suffix.h.
5935 * config/arm/t-wince-pe (pe.o): Update.
5936 * config/arm/t-strongarm-pe (pe.o): Update.
5937 * config/arm/t-pe (pe.o): Update.
5938 * config/arm/t-arm (arm-c.o): Update.
5939 * doc/install.texi (Prerequisites): Require make 3.80.
5940 * Makefile.in: Remove .o targets.
5941 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5942 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5943 (simple_generated_h, simple_generated_c): Move earlier.
5944 (generated_files): New variable.
5945 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5946 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5947 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5948 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5949 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5950 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5951 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5952 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5953 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5954 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5955 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5956 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5958 (COMPILE.base, COMPILE): New variables.
5959 (%.o): New pattern rule.
5960 (ALL_HOST_OBJS): New variable.
5961 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5962 (dummy-checksum.o, cc1-checksum.o): Remove.
5963 (DRIVER_SHLIB): New variable.
5964 (DRIVER_DEFINES): Use it.
5965 (gencondmd.c): Move out of build/.
5966 (s-conditions): Update.
5967 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5968 (ALL_BUILD_OBJS): Likewise.
5969 (build/%.o): Use BUILDCOMPILE.
5970 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5971 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5972 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5973 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5974 build/genconfig.o, build/genconstants.o, build/genemit.o,
5975 build/genextract.o, build/genflags.o, build/genmddeps.o,
5976 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5977 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5978 build/gen-protos.o, build/scan.o, build/fix-header.o,
5979 build/scan-decls.o): Simplify.
5980 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5981 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5982 prefix.o, toplev.o): Reduce to variable setting.
5983 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5984 ($(out_object_file), gcc-options.o): New targets.
5985 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5986 * configure: Rebuilt.
5987 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5988 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5990 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5992 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5993 complain when we hit an error, return ERROR_MARK_NODE.
5995 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5997 * config/sh/constraints.md (Pso, Psz): New constraints.
5998 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5999 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6001 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6003 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6004 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6006 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6008 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6009 (prefetch_sh2a): New.
6011 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6012 Naveen.H.S <naveen.hs@kpitcummins.com>
6014 * config/sh/constraints.md (I28): New constraint.
6015 * config/sh/sh.c (broken_move): Add support for movi20s.
6016 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6018 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6019 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6020 Naveen.H.S <naveen.hs@kpitcummins.com>
6022 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6023 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6024 (print_operand): Handle resbank in %@ operand code.
6025 (sh_encode_section_info): New.
6026 (push_regs): Add conditions for resbank.
6027 (sh_expand_epilogue): Likewise.
6028 (sh_insert_attributes): Likewise.
6029 (sh_attribute_table): Likewise.
6030 (sh_handle_resbank_handler_attribute): New.
6031 (sh2a_handle_function_vector_handler_attribute): New.
6032 (sh2a_is_function_vector_call): New.
6033 (sh2a_get_function_vector_number): New.
6034 (sh2a_function_vector_p): New.
6035 (sh_cfun_resbank_handler_p): New.
6036 * config/sh/sh.md (calli): Emit jsr/n if possible.
6037 (calli_tbr_rel): New.
6038 (calli_pcrel): Emit jsr/n if possible.
6039 (return_i): Emit rts/n if possible.
6040 (call_valuei_tbr_rel): New.
6041 (call_valuei_pcrel): Add condition for SH2A target.
6042 (call_value): Likewise.
6043 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6044 (sh2a_get_function_vector_number): Likewise.
6045 (sh2a_is_function_vector_call): Likewise.
6046 * doc/extend.texi: Document TBR relative addressing of SH2A.
6047 (resbank): Add description for SH2A.
6049 2008-03-24 Richard Guenther <rguenther@suse.de>
6052 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6053 pointer assignments change conversions according to middle-end rules.
6054 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6055 * configure.ac: Include type checking in yes.
6056 * configure: Regenerate.
6058 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6060 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6061 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6063 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6065 * gthr-vxworks.h (UNUSED): Define.
6067 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6069 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6071 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6073 * doc/extend.texi (Function Attributes): Add missing comma in the
6074 example of the "alloc_size" attribute.
6076 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6079 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6081 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6084 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6087 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6088 of the underlying type of a MS bitfield layout to the natural
6089 alignment of the type.
6091 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6093 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6094 to their natural alignment to avoid store forwarding stalls.
6096 2008-03-22 Richard Guenther <rguenther@suse.de>
6098 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6099 For PHI nodes verify the address is invariant.
6100 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6101 (get_symbol_constant_value): Use is_gimple_min_invariant.
6102 (maybe_fold_stmt_indirect): Likewise.
6104 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6106 PR rtl-optimization/33927
6107 * Makefile.in (dse.o): Depend on $(TM_P_H).
6108 * expr.h (extract_low_bits): Declare.
6109 * expmed.c (extract_low_bits): New function.
6110 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6111 * dse.c: Include tm_p.h.
6112 (find_shift_sequence): Remove the read_reg argument and return the
6113 read value. Emit the instructions instead of returning them.
6114 Iterate on new_mode rather than calculating it each time.
6115 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6116 source to NEW_MODE and extract_low_bits to convert the shifted
6118 (replace_read): Allow the load and store to have different mode
6119 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6120 or extraction instructions before trying the replacement. Update
6121 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6123 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6125 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6126 to their natural alignment to avoid store forwarding stalls.
6128 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6131 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6132 encouraging but not allowing gprs for input;
6133 change the input constraint to !f#r.
6134 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6136 change the output constraint to !f#r.
6138 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6141 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6142 corresponding post-reload splitters.
6143 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6144 when x87 FP math is selected.
6145 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6146 New function prototype.
6147 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6148 unreachable function to ease macroization of insn patterns.
6150 2008-03-21 Martin Jambor <mjambor@suse.cz>
6152 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6153 reference dumps if ddr is NULL or dependence is unknown.
6155 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6157 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6158 unsigned extension into account.
6159 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6160 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6161 Do computations on a scratch register.
6163 2008-03-21 Richard Guenther <rguenther@suse.de>
6165 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6166 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6167 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6168 * tree-ssa-dom.c (record_equality): Likewise.
6169 * tree-inline.c (copy_body_r): Likewise.
6170 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6173 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6175 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6176 as 'delete_unused' argument.
6178 2008-03-20 Richard Guenther <rguenther@suse.de>
6180 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6181 special casing of constant qualifiers.
6182 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6183 care about them in general.
6184 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6185 regardless of their type.
6186 (fold_stmt_r): Forcefully fold *& if we end up with that.
6188 2008-03-20 Paul Brook <paul@codesourcery.com>
6190 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6191 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6193 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6195 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6196 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6198 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6200 * common.opt (Wmudflap): New option.
6201 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6202 (mx_register_decls): Likewise.
6203 (mudflap_finish_file): Likewise.
6204 * doc/invoke.texi: Document -Wno-mudflap.
6206 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6208 * c-format.c (replace_format_name_to_system_name): New.
6210 (convert_format_name_to_system_name): New.
6211 (decode_format_attr): Add use of convert_format_name_to_system_name.
6212 (format_types_orig): Add gnu_ prefix to names.
6213 (check_format_info_main): Special treating of \0 escaped names for
6214 supporting multi-character format specifiers as I32, I64.
6215 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6216 (gnu_target_overrides_format_attributes): New.
6217 * c-format.h: Add structure target_ovr_attr to hold
6218 system specific formatter names.
6219 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6220 msformat-c.o file to c_target_objs and cxx_target_objs.
6221 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6222 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6223 (TARGET_N_FORMAT_TYPES): New.
6224 * config/i386/msformat-c.c: New.
6225 * config/i386/t-cygming: Add build rule for msformat-c.o.
6226 * doc/extend.texi: Add new format names gnu_* and ms_* and
6228 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6230 2008-03-20 Ira Rosen <irar@il.ibm.com>
6232 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6233 optimizations turned on under -O3.
6234 (ftree-vectorize): Add that the flag is turned on with -O3.
6236 2008-03-20 Ben Elliston <bje@au.ibm.com>
6238 * regmove.c (try_auto_increment): Fix spelling error in comment.
6239 * final.c (final_scan_insn): Likewise.
6241 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6244 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6245 allocator preferences for "y" and "r" class registers.
6246 ("*mov<mode>_internal"): Ditto.
6247 ("*movv2sf_internal_rex64"): Ditto.
6248 ("*movv2sf_internal"): Ditto.
6250 2008-03-19 Michael Matz <matz@suse.de>
6253 * calls.c (expand_call): Check overlap of arguments with call
6254 address for sibcalls.
6256 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6259 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6260 of the underlying type of a MS bitfield layout to the natural
6261 alignment of the type.
6263 2008-03-19 Jan Hubicka <jh@suse.cz>
6266 * toplev.c (decode_d_option): Handle all CPP flags.
6267 * tree-vrp.c: Update tree_pass descriptors.
6268 * regrename.c: Update tree_pass descriptors.
6269 * fwprop.c: Update tree_pass descriptors.
6270 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6271 * tree-into-ssa.c: Update tree_pass descriptors.
6272 * tree-dump.c: Update tree_pass descriptors.
6273 * tree-complex.c: Update tree_pass descriptors.
6274 * tree-dump.h: Update tree_pass descriptors.
6275 * see.c: Update tree_pass descriptors.
6276 * cgraphbuild.c: Update tree_pass descriptors.
6277 * tracer.c: Update tree_pass descriptors.
6278 * tree-loop-distribution.c: Update tree_pass descriptors.
6279 * cgraph.c: Update tree_pass descriptors.
6280 * postreload-gcse.c: Update tree_pass descriptors.
6281 * postreload.c: Update tree_pass descriptors.
6282 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6283 * tree-tailcall.c: Update tree_pass descriptors.
6284 * tree-pass.h (tree_opt_pass): Rename to ...
6285 (opt_pass) ... this one; add "type" field and remove letter field.
6286 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6287 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6288 all_lowering_passes): Update declaration.
6289 * ipa-cp.c: Update tree_pass descriptors.
6290 * final.c: Update tree_pass descriptors.
6291 * omp-low.c: Update tree_pass descriptors.
6292 * tree-ssa-dse.c: Update tree_pass descriptors.
6293 * ipa-reference.c: Update tree_pass descriptors.
6294 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6295 * auto-inc-dec.c: Update tree_pass descriptors.
6296 * reorg.c: Update tree_pass descriptors.
6297 * cgraphunit.c: Update tree_pass descriptors.
6298 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6299 * tree-ssa-ccp.c: Update tree_pass descriptors.
6300 * df-core.c: Update tree_pass descriptors.
6301 * mode-switching.c: Update tree_pass descriptors.
6302 * tree-nomudflap.c: Update tree_pass descriptors.
6303 * modulo-sched.c: Update tree_pass descriptors.
6304 * ipa-pure-const.c: Update tree_pass descriptors.
6305 * cse.c: Update tree_pass descriptors.
6306 * web.c: Update tree_pass descriptors.
6307 * tree-stdarg.c: Update tree_pass descriptors.
6308 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6309 * tree-ssa-dom.c: Update tree_pass descriptors.
6310 * tree-nrv.c: Update tree_pass descriptors.
6311 * tree-ssa-alias.c: Update tree_pass descriptors.
6312 * loop-init.c: Update tree_pass descriptors.
6313 * gimple-low.c: Update tree_pass descriptors.
6314 * ipa-inline.c: Update tree_pass descriptors.
6315 * tree-ssa-sink.c: Update tree_pass descriptors.
6316 * global.c: Update tree_pass descriptors.
6317 * ifcvt.c: Update tree_pass descriptors.
6318 * jump.c: Update tree_pass descriptors.
6319 * predict.c: Update tree_pass descriptors.
6320 * tree-ssa-loop.c: Update tree_pass descriptors.
6321 * recog.c: Update tree_pass descriptors.
6322 * dse.c: Update tree_pass descriptors.
6323 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6324 * tree-eh.c: Update tree_pass descriptors.
6325 * regmove.c: Update tree_pass descriptors.
6327 * function.c: Update tree_pass descriptors.
6328 * tree-vectorizer.c: Update tree_pass descriptors.
6329 * gcse.c: Update tree_pass descriptors.
6330 * ipa-type-escape.c: Update tree_pass descriptors.
6331 * tree-if-conv.c: Update tree_pass descriptors.
6332 * init-regs.c: Update tree_pass descriptors.
6333 * ipa.c: Update tree_pass descriptors.
6334 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6335 * rtl-factoring.c: Update tree_pass descriptors.
6336 * lower-subreg.c: Update tree_pass descriptors.
6337 * bt-load.c: Update tree_pass descriptors.
6338 * tree-dfa.c: Update tree_pass descriptors.
6339 * except.c: Update tree_pass descriptors.
6340 * emit-rtl.c: Update tree_pass descriptors.
6341 * cfgexpand.c: Update tree_pass descriptors.
6342 * tree-cfgcleanup.c: Update tree_pass descriptors.
6343 * cfgcleanup.c: Update tree_pass descriptors.
6344 * tree-ssa-pre.c: Update tree_pass descriptors.
6345 * tree-sra.c: Update tree_pass descriptors.
6346 * tree-mudflap.c: Update tree_pass descriptors.
6347 * tree-ssa-copy.c: Update tree_pass descriptors.
6348 * cfglayout.c: Update tree_pass descriptors.
6349 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6350 * tree-ssa-dce.c: Update tree_pass descriptors.
6351 * tree-ssa.c: Update tree_pass descriptors.
6352 * regclass.c: Update tree_pass descriptors.
6353 * integrate.c: Update tree_pass descriptors.
6354 * tree-optimize.c: Update tree_pass descriptors.
6355 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6356 * tree-object-size.c: Update tree_pass descriptors.
6357 * combine.c: Update tree_pass descriptors.
6358 * tree-outof-ssa.c: Update tree_pass descriptors.
6359 * bb-reorder.c: Update tree_pass descriptors.
6360 * stack-ptr-mod.c: Update tree_pass descriptors.
6361 * var-tracking.c: Update tree_pass descriptors.
6362 * tree-profile.c: Update tree_pass descriptors.
6363 * tree-vect-generic.c: Update tree_pass descriptors.
6364 * reg-stack.c: Update tree_pass descriptors.
6365 * sched-rgn.c: Update tree_pass descriptors.
6366 * tree-ssa-structalias.c: Update tree_pass descriptors.
6367 * tree-cfg.c: Update tree_pass descriptors.
6368 * passes.c (current_pass): Update declaration.
6369 (finish_optimization_passes): Update.
6370 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6371 (register_one_dump_file, register_dump_files_1, next_pass_1):
6373 (init_optimization_passes): Update handling of new types.
6374 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6375 * ipa-struct-reorg.c: Update tree_pass descriptors.
6376 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6377 * combine-stack-adj.c: Update tree_pass descriptors.
6378 * cfgrtl.c: Update tree_pass descriptors.
6379 * dce.c: Update tree_pass descriptors.
6380 * tree-ssanames.c: Update tree_pass descriptors.
6382 2008-03-19 Richard Guenther <rguenther@suse.de>
6385 * tree-ssa.c (walk_data): New structure.
6386 (warn_uninitialized_var): If not always_executed warn with "maybe"
6388 (execute_early_warn_uninitialized): Compute post-dominators.
6389 Initialize always_executed before processing each basic block.
6391 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6394 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6395 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6397 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6399 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6401 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6403 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6405 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6406 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6407 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6408 target after ignore has been set, and move there also the commputation
6409 of subtarget and original_target.
6410 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6411 (LANG_HOOKS_INITIALIZER): Remove it.
6412 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6414 2008-03-18 Richard Guenther <rguenther@suse.de>
6416 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6417 found an expression with constants, note that in the VN for the lhs.
6418 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6419 fold them to constants if possible. Run cleanup_cfg if done so.
6420 (execute_pre): Return todo.
6422 (execute_fre): Likewise.
6423 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6425 (get_prop_source_stmt): Look through pointer conversions.
6427 2008-03-18 Jan Hubicka <jh@suse.cz>
6429 * tree-pretty-print.c: Include predict.h.
6430 (dump_generic_node): Dump predictor.
6431 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6432 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6433 * gimple-low.c (lower_stmt): Likewise.
6434 * expr.c (expand_expr_real): Likewise.
6435 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6437 (build_predict_expr, build_predict_expr): New.
6438 * predict.h (predictor_name, build_predict_expr): Update.
6439 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6440 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6441 * predict.def (PRED_CONTINUE): Update hitrate.
6442 * tree.def (PREDICT_EXPR): Define.
6443 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6444 do not handle BIND_EXPR.
6445 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6446 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6447 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6450 2008-03-18 Michael Matz <matz@suse.de>
6452 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6454 2008-03-18 Richard Guenther <rguenther@suse.de>
6456 * tree-gimple.h (is_gimple_invariant_address): Declare.
6457 (is_gimple_constant): Likewise.
6458 * tree-gimple.c (is_gimple_constant): New function.
6459 (is_gimple_invariant_address): Likewise.
6460 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6461 and is_gimple_invariant_address.
6462 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6464 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6465 an addressable base.
6467 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6470 * gimplify.c (gimplify_expr): Gimplify second operand of
6473 2008-03-17 Richard Guenther <rguenther@suse.de>
6475 PR tree-optimization/19637
6476 * fold-const.c (fold_unary): Remove restrictions of removing
6477 intermediate pointer-conversions (P2)(P1)P0.
6478 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6479 conversion to void pointer.
6480 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6482 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6485 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6486 emulated thread local variables.
6488 2008-03-16 Richard Guenther <rguenther@suse.de>
6491 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6492 expand TREE_INVARIANT operations that are not gimple invariant.
6494 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6496 * doc/extend.texi (Alignment): Say that the ABI controls
6497 the __alignof__ for non-strict-alignment targets rather
6498 than being a recommendation.
6500 2008-03-15 Paul Brook <paul@codesourcery.com>
6502 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6504 (arm_output_fn_unwind): Mark functions that can not be unwound.
6506 2008-03-15 Paul Brook <paul@codesourcery.com>
6508 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6509 extension instructions.
6511 2008-03-15 Richard Guenther <rguenther@suse.de>
6513 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6514 and fold constant aggregate refs.
6515 (fold_const_aggregate_ref): Handle string constants
6516 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6517 (evaluate_stmt): Simplify now that ccp_fold folds constant
6520 2008-03-15 Paul Brook <paul@codesourcery.com>
6522 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6523 (extzv): Use gen_extzv_t2.
6524 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6526 2008-03-15 Richard Guenther <rguenther@suse.de>
6528 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6529 (fold_const_aggregate_ref): Likewise.
6530 (get_value): Return NULL if we don't have any values.
6531 (ccp_finalize): Set const_val to NULL after freeing it.
6532 * tree-flow.h (get_symbol_constant_value): Declare.
6533 (fold_const_aggregate_ref): Likewise.
6534 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6536 2008-03-15 Richard Guenther <rguenther@suse.de>
6539 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6540 to not produce negative array indices if not allowed. Add
6541 parameter to indicate that.
6542 (maybe_fold_offset_to_component_ref): Allow negative array
6543 indices only for the first member of a structure.
6544 (maybe_fold_offset_to_reference): Allow negative array indices.
6545 (maybe_fold_stmt_addition): Likewise.
6547 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6548 Anatoly Sokolov <aesok@post.ru>
6550 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6551 (avr_arch): Add ARCH_AVR6.
6552 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6553 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6554 instead of fixed value 2.
6555 (print_operand_address): Use gs() asm specifier instead of pm().
6556 (avr_assemble_integer): (Ditto.).
6557 (avr_output_addr_vec_elt): (Ditto.).
6558 (print_operand): Handle "!" code.
6559 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6560 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6561 (AVR_HAVE_EIJMP_EICALL): Define.
6562 (AVR_3_BYTE_PC): Redefine.
6563 (AVR_2_BYTE_PC): (Ditto.).
6564 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6565 (LINK_SPEC): Add atmega2560 and atmega2561.
6566 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6568 * config/avr/avr.md (call_insn): Use eicall instead of icall
6569 for 3 byte PC devices.
6570 (call_value_insn): (Ditto.).
6571 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6572 (indirect_jump): Use only for for 2 byte PC devices.
6573 (*tablejump): (Ditto.).
6574 (*indirect_jump_avr6): Add insn.
6575 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6576 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6577 instead of ijmp for 3 byte PC devices.
6578 (__tablejump2__): (Ditto.).
6579 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6580 (MULITLIB_DIRNAMES): (Ditto.).
6581 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6583 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6585 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6586 "sse2_umulsidi3". Use V1DI mode for operand 0.
6587 ("mmx_psadbw"): Use V1DI mode for operand 0.
6588 * config/i386/i386-modes.def (V1SI): New vector mode.
6589 * config/i386/i386.c (struct builtin_description)
6590 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6591 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6592 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6593 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6594 v1di_ftype_v8qi_v8qi type.
6595 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6597 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6598 __builtin_ia32_pmuludq]: Fix the mode of return value.
6600 2008-03-15 Richard Guenther <rguenther@suse.de>
6603 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6606 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6608 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6609 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6610 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6611 unless TARGET_SERIALIZE_VOLATILE is enabled.
6612 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6613 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6614 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6616 2008-03-14 Richard Guenther <rguenther@suse.de>
6618 PR tree-optimization/34172
6619 * tree-flow.h (refs_may_alias_p): Declare.
6620 (get_single_def_stmt): Likewise.
6621 (get_single_def_stmt_from_phi): Likewise.
6622 (get_single_def_stmt_with_phi): Likewise.
6623 * tree-dfa.c (refs_may_alias_p): New function.
6624 (get_single_def_stmt): Likewise.
6625 (get_single_def_stmt_from_phi): Likewise.
6626 (get_single_def_stmt_with_phi): Likewise.
6627 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6628 (vn_reference_lookup_1): New helper function.
6629 (vn_reference_lookup): Walk the virtual use-def chain to
6630 continue searching for a match if the def does not alias the
6631 reference we are looking for.
6633 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6635 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6636 archive and Perzl. Update The Written Word listing.
6638 2008-03-14 Richard Guenther <rguenther@suse.de>
6640 PR tree-optimization/34043
6641 PR tree-optimization/33989
6642 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6644 (bitmap_find_leader): Use extra argument to verify dominance
6645 relationship inside a basic-block.
6646 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6647 (find_leader_in_sets): Adjust.
6648 (create_component_ref_by_pieces): Take extra argument for
6649 dominance check, handle lookup failures.
6650 (find_or_generate_expression): Likewise.
6651 (create_expression_by_pieces): Likewise.
6652 (insert_into_preds_of_block): Adjust.
6653 (create_value_expr_from): If asked for, verify all operands
6654 are in the blocks AVAIL_OUT set.
6655 (make_values_for_stmt): Check for SSA_NAMEs that are life
6656 over an abnormal edge.
6657 (compute_avail): Remove such check.
6658 (do_SCCVN_insertion): New function.
6659 (eliminate): If we do not find a leader suitable for replacement
6660 insert a replacement expression from SCCVN if available.
6661 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6662 (struct vn_ssa_aux): Add needs_insertion flag.
6663 * tree-ssa-sccvn.c (may_insert): New global flag.
6664 (copy_reference_ops_from_ref): Value-number union member access
6665 based on its size, not type and member if insertion is allowed.
6666 (visit_reference_op_load): For a weak match from union type
6667 punning lookup a view-converted value and insert a SSA_NAME
6668 for that value if that is not found.
6669 (visit_use): Make dumps shorter. Do not disallow value numbering
6670 SSA_NAMEs that are life over an abnormal edge to constants.
6671 (free_scc_vn): Release inserted SSA_NAMEs.
6672 (run_scc_vn): New flag to specify whether insertion is allowed.
6673 Process SSA_NAMEs in forward order.
6674 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6675 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6676 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6677 pointer type to/from integral types that do not change the
6678 precision to regular conversions.
6680 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6682 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6683 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6684 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6685 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6686 input arguments and the mode of return value. Built-in functions
6687 that operate on whole 64-bit MMX register now use V1DI mode.
6689 2008-03-13 Alon Dayan <alond@il.ibm.com>
6690 Olga Golovanevsky <olga@il.ibm.com>
6692 PR tree-optimization/35041
6693 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6694 to locate the right position in a statement.
6696 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6700 * config/i386/xmmintrin.h: Change all static inline functions to
6701 extern inline and add __gnu_inline__ attribute.
6702 * config/i386/bmintrin.h: Ditto.
6703 * config/i386/smmintrin.h: Ditto.
6704 * config/i386/tmmintrin.h: Ditto.
6705 * config/i386/mmintrin-common.h: Ditto.
6706 * config/i386/ammintrin.h: Ditto.
6707 * config/i386/emmintrin.h: Ditto.
6708 * config/i386/pmmintrin.h: Ditto.
6709 * config/i386/mmintrin.h: Ditto.
6710 * config/i386/mm3dnow.h: Ditto.
6712 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6715 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6716 (lower_omp_2): New function.
6717 (lower_omp_1, lower_omp): Rewritten.
6719 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6722 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6723 with the phrase "Microsoft Windows compilers".
6724 (Push/Pop Macro Pragmas): New subsection. Document
6725 #pragma push_macro and pragma pop_macro.
6727 2008-03-12 Paul Brook <paul@codesourcery.com>
6729 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6731 2008-03-12 Paul Brook <paul@codesourcery.com>
6733 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6734 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6735 (thumb2_addsi_shortim): Rename ...
6736 (thumb2_addsi_short): ... to this. Allow register operands.
6737 (thumb2_subsi_short): New pattern.
6738 (thumb2_one_cmplsi2_short,
6739 thumb2_negsi2_short): New patterns and peepholes.
6741 2008-03-12 Paul Brook <paul@codesourcery.com>
6743 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6745 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6747 * config/i386/i386.md (int_cond): New code iterator.
6749 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6750 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6751 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6752 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6753 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6754 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6755 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6756 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6758 2008-03-12 Paul Brook <paul@codesourcery.com>
6760 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6761 instead of {arm,thumb}_compute_save_reg_mask.
6762 (output_return_instruction): Ditto.
6763 (thumb_unexpanded_epilogue): Ditto.
6764 (thumb1_expand_prologue): Ditto.
6765 (thumb1_output_function_prologue): Ditto.
6766 (arm_set_return_address): Ditto.
6767 (thumb_set_return_address): Ditto.
6768 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6769 regs to achieve stack alignment.
6770 (thumb1_compute_save_reg_mask): Fix compiler warning.
6771 (arm_output_epilogue): Use offsets->saved_regs_mask.
6772 Adjust stack pointer by poping call clobered registers.
6773 (arm_expand_prologue): Use offsets->saved_regs_mask.
6774 Adjust stack pointer by pushing extra registers.
6775 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6777 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6780 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6781 conversion to the operands of a multiplication.
6783 2008-03-12 Richard Guenther <rguenther@suse.de>
6785 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6786 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6787 * timevar.def (TV_TREE_PHIPROP): Add.
6788 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6789 pass description. Use TV_TREE_PHIPROP.
6790 * tree-ssa-forwprop.c: Remove phiprop code.
6792 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6795 * omp-low.c (maybe_lookup_decl): Constify first argument.
6796 (use_pointer_for_field): Change last argument from bool to
6797 omp_context *. Disallow shared copy-in/out in nested
6798 parallel if decl is shared in outer parallel too.
6799 (build_outer_var_ref, scan_sharing_clauses,
6800 lower_rec_input_clauses, lower_copyprivate_clauses,
6801 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6803 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6804 Ira Rosen <irar@il.ibm.com>
6806 * tree-vectorizer.c (free_stmt_vec_info): New function.
6807 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6808 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6809 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6810 * tree-vect-transform.c (vectorizable_conversion): Free
6811 vec_oprnds0 if it was allocated.
6812 (vect_permute_store_chain): Remove unused VECs.
6813 (vectorizable_store): Free VECs that are allocated in the..
6815 (vect_transform_strided_load, vectorizable_load): Likewise.
6816 (vect_remove_stores): Simplify the code.
6817 (vect_transform_loop): Move code to vect_remove_stores().
6818 Call vect_remove_stores() and free_stmt_vec_info().
6820 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6822 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6823 TARGET_HPUX. Revise comment.
6824 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6825 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6826 Use sr4 variant of `be' instruction when not generating PIC code.
6827 (attr_length_call): Adjust for above change.
6829 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6831 * ipa-reference.c (static_execute): Remove module_statics_const and
6832 associated setting code.
6834 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6837 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6838 predicate for operand 1.
6839 (paritysi2_cmp): Use register_operand predicate for operand 2.
6840 Use earlyclobber modifier for operand 1. Remove support for
6842 (paritydi2_cmp): Use register_operand predicate for operand 3.
6843 Use earlyclobber modifier for operand 1. Remove support for
6846 2008-03-11 Paul Brook <paul@codesourcery.com>
6847 Vladimir Prus <vladimir@codesourcery.com>
6849 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6850 (arm_compute_save_reg0_reg12_mask): Always
6851 check if register 11 must be saved. Always safe hard frame pointer
6852 when frame_pointer_needeed.
6853 (arm_compute_save_reg_mask): Save IP and PC
6854 only with apcs frames.
6855 (arm_output_epilogue): Adjust Thumb2 codepath to
6856 be also invoked and work for ARM non-apcs frames.
6857 (arm_expand_prologue): Don't bother saving IP
6858 for non-apcs frame, since it's not clobbered by
6859 prologue code. Implement non-apcs frame
6862 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6864 PR rtl-optimization/35281
6865 * expr.c (convert_move): Use a new pseudo for the intermediate
6866 from_mode->word_mode result.
6868 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6870 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6871 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6872 * toplev.c (compile_file): Don't call it.
6874 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6877 * expr.c (store_expr): Call emit_block_move if the mode
6878 of "temp" RTX is BLKmode.
6880 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6881 Richard Guenther <rguenther@suse.de>
6883 PR tree-optimization/31358
6884 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6885 the step with a NULL_TREE.
6886 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6887 to sizetype if type is a pointer type.
6888 (add_candidate_1): Don't convert the base and step to
6889 the generic type if the orginal type is a pointer type.
6890 (add_iv_value_candidates): Use sizetype for the step
6891 if type is a pointer type.
6892 (cand_value_at): Likewise.
6893 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6895 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6896 Don't convert the tem affine to the type.
6897 (add_elt_to_tree): Use sizetype for the step if a pointer.
6898 Use POINTER_PLUS_EXPR for pointers.
6899 (aff_combination_to_tree): Use sizetype for the step if a
6902 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6904 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6905 Remove commutativity hint.
6907 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6911 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6912 errorneous type. Check that v is a VAR_DECL.
6915 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6917 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6919 PR tree-optimization/35494
6920 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6921 may be overriden at link and run time.
6923 2008-03-10 Richard Guenther <rguenther@suse.de>
6925 PR tree-optimization/34677
6926 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6927 (poolify_tree): Likewise.
6928 (modify_expr_template): Likewise.
6929 (poolify_modify_stmt): Likewise.
6930 (insert_fake_stores): Handle all component-ref style stores
6931 in addition to INDIRECT_REF. Also handle complex types.
6932 Do not poolify the inserted load.
6933 (realify_fake_stores): Do not rebuild the tree but only
6934 make it a SSA_NAME copy.
6935 (init_pre): Remove initialzation of modify_expr_template.
6936 Do not allocate modify_expr_node_pool.
6937 (fini_pre): Do not free modify_expr_node_pool.
6939 2008-03-10 Paul Brook <paul@codesourcery.com>
6941 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6944 2008-03-10 Paul Brook <paul@codesourcery.com>
6945 Mark Shinwell <shinwell@codesourcery.com>
6947 * config/arm/cortex-r4.md: New.
6948 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6950 * config/arm/arm.md: Include cortex-r4.md.
6951 (insn): Add smmls, sdiv and udiv values.
6952 (generic_sched): Don't use generic scheduling for Cortex-R4.
6953 (arm_issue_rate): New function.
6954 (TARGET_SCHED_ISSUE_RATE): Define.
6956 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6958 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6960 2008-03-10 Richard Guenther <rguenther@suse.de>
6962 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6963 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6965 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6967 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6968 Set default to true.
6970 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6972 * c.opt (Wsynth): Deprecate.
6973 * doc/invoke.texi (Option Summary, Warning Options): Document
6974 -Wno-format-contains-nul.
6976 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6979 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6980 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6982 2008-03-09 Ira Rosen <irar@il.ibm.com>
6984 * config/rs6000/rs6000.c (builtin_description): Rename vector
6985 left shift operations.
6986 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6987 (altivec_vsl<VI_char>): Rename to ...
6988 (ashl<mode>3): ... new name.
6989 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6991 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6993 2008-03-08 Richard Guenther <rguenther@suse.de>
6995 * coverage.h (tree_coverage_counter_addr): Declare.
6996 * coverage.c (tree_coverage_counter_addr): New function.
6997 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6999 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7000 (tree_gen_one_value_profiler): Likewise.
7001 (tree_gen_ic_profiler): Likewise.
7002 (tree_gen_average_profiler): Likewise.
7003 (tree_gen_ior_profiler): Likewise.
7005 2008-03-08 Richard Guenther <rguenther@suse.de>
7007 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7008 (vn_binary_op_insert): Likewise.
7009 (vn_unary_op_lookup): Likewise.
7010 (vn_unary_op_insert): Likewise.
7011 (vn_nary_op_lookup): Declare.
7012 (vn_nary_op_insert): Likewise.
7013 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7014 and binary hashes, use a single obstack for unary_op_pool
7016 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7017 a single struct vn_nary_op_s. Store tree code length and
7018 a variable number of operands.
7019 (struct vn_reference_op_struct): Remove unused op2.
7020 (vn_reference_op_eq): Do not compare op2.
7021 (vn_reference_op_compute_hash): Do not compute hash of op2.
7022 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7023 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7024 with vn_nary_op_compute_hash.
7025 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7026 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7028 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7030 (visit_unary_op): Call nary functions.
7031 (visit_binary_op): Likewise.
7032 (process_scc): Adjust for struct vn_tables_s changes.
7033 (allocate_vn_table): Likewise.
7034 (free_vn_table): Likewise.
7035 * tree-vn.c (vn_add): Call nary functions.
7036 (vn_lookup): Likewise.
7038 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7041 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7042 wdst back after sync_compare_and_swapqhi_internal.
7044 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7047 * config/i386/i386-modes.def (V1DI): New vector mode.
7048 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7049 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7050 (MMXMODE248): Ditto.
7051 (MMXMODE): Add V1DI mode.
7052 (mmxvecsize): Change DI mode to V1DI mode.
7053 ("mov<mode>): Use MMXMODEI8 mode iterator.
7054 ("*mov<mode>_internal_rex64"): Ditto.
7055 ("*mov<mode>_internal"): Ditto.
7056 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7057 ("mmx_sub<mode>3"): Ditto.
7058 ("mmx_adddi3"): Remove insn pattern.
7059 ("mmx_subdi3"): Ditto.
7060 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7061 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7062 ("mmx_ashl<mode>3"): Ditto.
7063 ("mmx_lshrdi3"): Remove insn pattern.
7064 ("mmx_ashldi3"): Ditto.
7065 * config/i386/i386.c (classify_argument): Handle V1DImode.
7066 (function_arg_advance_32): Ditto.
7067 (function_arg_32): Ditto.
7068 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7069 mmx_addv1di3 insn pattern.
7070 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7071 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7072 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7073 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7074 Remove definitions of built-in functions.
7075 (V1DI_type_node): New node.
7076 (v1di_ftype_v1di_int): Ditto.
7077 (v1di_ftype_v1di_v1di): Ditto.
7078 (v2si_ftype_v2si_si): Ditto.
7079 (v4hi_ftype_v4hi_di): Remove node.
7080 (v2si_ftype_v2si_di): Ditto.
7081 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7082 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7083 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7084 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7085 Add new builtins using def_builtin_const.
7086 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7087 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7088 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7089 * config/i386/mmintrin.h (__v1di): New typedef.
7090 (_mm_add_si64): Cast arguments to __v1di type.
7091 (_mm_sub_si64): Ditto.
7092 (_mm_sll_pi16): Cast __count to __v4hi type.
7093 (_mm_sll_pi32): Cast __count to __v2si type.
7094 (_mm_sll_si64): Cast arguments to __v1di type.
7095 (_mm_srl_pi16): Cast __count to __v4hi type.
7096 (_mm_srl_pi32): Cast __count to __v2si type.
7097 (_mm_srl_si64): Cast arguments to __v1di type.
7098 (_mm_sra_pi16): Cast __count to __v4hi type.
7099 (_mm_sra_pi32): Cast __count to __v2si type.
7100 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7101 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7102 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7103 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7104 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7105 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7106 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7107 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7108 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7109 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7110 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7111 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7113 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7115 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7117 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7120 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7121 reg+const addressing for Altivec modes. Don't generate reg+reg
7122 addressing for TFmode or TDmode quantities.
7124 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7126 * c-common.c (vector_types_convertible_p): Call langhook
7127 instead of comptypes.
7129 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7132 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7133 integral and scalar float variables which have a
7136 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7138 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7139 dwarf_register_span hook when emitting unwind information for
7140 register-to-memory saves.
7141 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7142 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7144 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7146 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7147 for the same VAR_DECL.
7149 2008-03-06 Tom Tromey <tromey@redhat.com>
7152 * doc/standards.texi (Standards): Don't mention treelang.
7153 * doc/invoke.texi (Overall Options): Don't mention treelang.
7154 * doc/install.texi (Prerequisites): Don't mention bison or
7156 (Configuration): Don't mention treelang.
7157 (Building): Likewise.
7158 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7160 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7162 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7163 word-extractions out of a multi-word object.
7165 2008-03-06 Richard Guenther <rguenther@suse.de>
7167 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7168 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7169 result type and precision.
7170 * expr.c (get_inner_reference): Set unsignedp based on the result
7171 type of BIT_FIELD_REF.
7172 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7173 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7174 (try_instantiate_multiple_fields): Likewise. Use the correct type
7176 (sra_build_assignment): Likewise.
7177 (sra_build_elt_assignment): Likewise.
7178 (sra_explode_bitfield_assignment): Likewise.
7179 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7180 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7181 set BIT_FIELD_REF_UNSIGNED.
7182 (vectorizable_load): Likewise.
7184 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7186 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7189 2008-03-06 Richard Guenther <rguenther@suse.de>
7191 * alias.c (struct alias_set_entry): Move has_zero_child field
7192 to pack with alias_set.
7194 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7196 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7199 2008-03-05 Ian Lance Taylor <iant@google.com>
7201 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7203 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7205 * fwprop.c (update_df): Support width and offset parameters of
7207 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7208 global_conflicts): Change DF_REF_EXTRACT to either
7209 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7210 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7211 * df-scan.c (df_ref_record, df_defs_record,
7212 df_ref_create_structure, df_def_record_1, df_uses_record,
7213 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7214 df_bb_refs_collect, df_entry_block_defs_collect,
7215 df_exit_block_uses_collect): Support new width and offset fields.
7216 (ref_extract_pool): New storage pool.
7217 (df_free_ref): New function.
7218 (df_reg_chain_unlink, df_free_collection_rec,
7219 df_sort_and_compress_refs): Call df_free_ref.
7220 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7222 (df_ref_create_structure): Allocate df_ref_extract if offset and
7223 width fields are used.
7224 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7225 (df_uses_record): Get offset and width from ZERO_EXTRACT
7227 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7228 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7229 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7230 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7231 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7232 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7233 (df_ref_extract): New structure.
7234 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7235 (df_ref_create): Add width and offset parameters.
7237 2008-03-05 Richard Guenther <rguenther@suse.de>
7239 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7240 Use ranges_overlap_p.
7241 (offset_overlaps_with_access): Rename
7242 to ranges_overlap_p and move ...
7243 * tree-flow-inline.h (ranges_overlap_p): ... here.
7245 * tree.h (get_inner_reference, handled_component_p): Update
7248 * tree.h (record_component_aliases, get_alias_set,
7249 alias_sets_conflict_p, alias_sets_must_conflict_p,
7250 objects_must_conflict_p): Move declarations ...
7251 * alias.h (record_component_aliases, get_alias_set,
7252 alias_sets_conflict_p, alias_sets_must_conflict_p,
7253 objects_must_conflict_p): ... here.
7254 Include coretypes.h.
7255 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7257 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7259 * cfg.c: Include tree-flow.h.
7260 (remove_edge_raw): Call redirect_edge_var_map_clear.
7261 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7262 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7263 (redirect_edge_var_map_result): New.
7264 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7265 PENDING_STMT use with redirect_edge_var_map_*.
7266 * tree-ssa.c (edge_var_maps): New definition.
7267 (redirect_edge_var_map_add): New.
7268 (redirect_edge_var_map_clear): New.
7269 (redirect_edge_var_map_dup): New.
7270 (redirect_edge_var_map_vector): New.
7271 (redirect_edge_var_map_destroy): New.
7272 (ssa_redirect_edge): Replace PENDING_STMT use with
7273 redirect_edge_var_map_*.
7274 (flush_pending_stmts): Same.
7275 (delete_tree_ssa): Destroy edge var map.
7276 * tree-flow.h (struct _edge_var_map): New.
7277 Define edge_var_map vector type.
7278 Declare redirect_edge_var_map_* prototypes.
7279 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7280 * tree-cfg.c (reinstall_phi_args): Replace
7281 PENDING_STMT use with redirect_edge_var_map_*.
7283 2008-03-05 Richard Guenther <rguenther@suse.de>
7285 PR tree-optimization/35472
7286 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7287 whose single use_stmt has a overlapping set of loaded and
7288 stored symbols as that use_stmt might be a noop assignment then.
7290 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7292 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7294 2008-03-05 Richard Guenther <rguenther@suse.de>
7297 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7298 should be constants.
7299 * tree-cfg.c (verify_expr): Verify it.
7300 * fold-const.c (fold_truthop): Remove code generating
7301 BIT_FIELD_REFs of structure bases.
7302 (fold_binary): Likewise.
7303 (fold_ternary): Position and size of BIT_FIELD_REFs are
7304 always host integers.
7305 (make_bit_field_ref): Remove.
7306 (optimize_bit_field_compare): Remove.
7307 (all_ones_mask_p): Remove.
7309 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7312 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7313 (split_block_and_df_analyze): New. Split basic block and rebuild
7315 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7317 (split_pattern_seq): Likewise.
7318 (erase_matching_seqs): Likewise.
7319 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7321 2008-03-04 Geoff Keating <geoffk@apple.com>
7323 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7324 declaration and code.
7325 (tree_invalid_nonnegative_warnv_p): Likewise.
7327 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7329 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7330 examples. Truncate option-names then causing overfull hbox.
7332 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7335 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7337 * configure: Rebuilt.
7339 2008-03-04 Rafael Espindola <espindola@google.com>
7341 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7342 (tree_unary_nonnegative_warnv_p): New.
7343 (tree_binary_nonnegative_warnv_p): New.
7344 (tree_single_nonnegative_warnv_p): New.
7345 (tree_invalid_nonnegative_warnv_p): New.
7346 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7348 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7351 * opts.c (handle_option): Postpone 'unknown option' errors only for
7354 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7357 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7360 2008-03-04 Rafael Espindola <espindola@google.com>
7362 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7363 (tree_binary_nonzero_warnv_p): New.
7364 (tree_single_nonzero_warnv_p): New.
7365 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7367 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7370 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7371 transformations for modes that have signed zeros.
7372 * ifcvt.c (noce_try_abs): Ditto.
7374 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7376 * config/i386/i386.c (override_options): Force
7377 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7379 2008-03-04 Jan Hubicka <jh@suse.cz>
7382 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7385 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7387 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7388 label to probe the stack.
7390 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7392 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7393 (__gthr_win32_mutex_destroy): Declare.
7394 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7395 __gthr_win32_mutex_destroy.
7396 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7398 2008-03-03 Jan Hubicka <jh@suse.cz>
7401 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7402 aggressive on inlining cold calls.
7404 2008-03-03 Richard Guenther <rguenther@suse.de>
7406 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7407 struct copies into the expression table.
7408 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7409 (try_to_simplify): Likewise.
7410 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7411 integral and pointer arguments which do not change the
7412 precision to NOP_EXPRs.
7413 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7414 VIEW_CONVERT_EXPR case.
7416 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7418 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7419 defined in a loop at depth 0 is invariant.
7420 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7421 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7422 be called at loop depth 0.
7424 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7427 * gcc.c (process_command): Update copyright notice dates.
7428 * gcov.c (print_version): Likewise.
7429 * gcov-dump.c (print_version): Likewise.
7430 * mips-tfile.c (main): Likewise.
7431 * mips-tdump.c (main): Likewise.
7433 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7436 * c-common.c (flag_permissive): Delete.
7437 (constant_expression_warnings): Check flags first.
7438 (constant_expression_error): New.
7439 * c-common.h (flag_permissive): Delete.
7440 (constant_expression_error): Declare.
7441 * flags.h (flag_permissive): Declare. Update description.
7442 * diagnostic.c (pedwarn): Update.
7444 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7445 (permissive_error_kind): New.
7446 * toplev.c (flag_permissive): Define. Update description.
7447 * toplev.h (permissive_error_kind): Declare.
7448 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7449 (pedwarn_c90): Use pedantic_warning_kind.
7450 * c-opts.c (c_common_post_options): flag_permissive does not affect
7451 flag_pedantic_errors.
7453 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7455 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7456 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7457 __absvsi2, __absvDI2): Use unsigned arithmetic.
7459 2008-03-02 Andi Kleen <ak@suse.de>
7460 Richard Guenther <rguenther@suse.de>
7462 * struct-equiv.c: Remove file.
7463 * cfg_cleanup.c (condjump_equiv_p): Remove.
7464 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7465 (struct-equiv.o): Remove rule.
7466 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7467 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7468 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7470 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7472 * ifcvt.c (noce_process_if_block): Try to handle only the then
7473 block if the else block exists but isn't suitable.
7475 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7478 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7479 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7480 regression from previous patch.
7482 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7485 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7487 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7488 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7489 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7490 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7491 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7492 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7493 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7494 (__gthread_mutex_destroy_function): Rename to
7495 __gthread_mutex_destroy.
7496 * gthr-dce.h (__gthread_mutex_destroy): Call
7497 pthread_mutex_destroy.
7498 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7499 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7500 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7502 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7504 * df-scan.c (df_ref_chain_change_bb): Simplify.
7505 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7506 set_block_for_insn if there's any change.
7507 * df.h ((df_insn_change_bb): Fix prototype.
7508 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7509 df_insn_change_bb, don't call set_block_for_insn.
7510 * emit-rtl.c (reorder_insns): Likewise.
7511 * haifa-sched.c (move_insn): Likewise.
7513 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7515 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7517 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7519 * tree-flow-inline.h (next_readonly_imm_use): Return
7520 NULL_USE_OPERAND_P after the end.
7522 2008-03-01 Richard Guenther <rguenther@suse.de>
7524 PR tree-optimization/35411
7525 * tree-sra.c (sra_build_assignment): Split conversion to
7526 final type to a separate statement if we are not assigning
7529 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7531 * fold-const.c (fold_convertible_p): Correct the logic to follow
7532 that in fold_convert().
7534 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7537 * tree-inline.c (build_duplicate_type): When we make a
7538 duplicate type, make it unique in the canonical types system.
7540 2008-02-29 Tom Tromey <tromey@redhat.com>
7542 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7543 input_file_stack_history, input_file_stack_restored): Remove.
7544 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7545 * input.h (struct file_stack): Remove.
7546 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7547 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7549 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7551 (diagnostic_last_module_changed): Add 'map' argument.
7552 (diagnostic_set_last_function): Likewise.
7553 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7554 line map, not input_file_stack.
7555 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7557 2008-02-29 Paul Brook <paul@codesourcery.com>
7559 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7561 2008-02-29 Paul Brook <paul@codesourcery.com>
7563 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7565 2008-02-29 Richard Guenther <rguenther@suse.de>
7567 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7569 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7570 value for comparing for a store match.
7571 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7572 (try_to_simplify): Do not do a full-blown reference lookup.
7574 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7576 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7577 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7579 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7581 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7583 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7584 strides against cache sizes.
7586 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7588 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7591 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7593 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7594 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7595 is smaller than the original promoted value.
7596 (simplify_subreg): If OP is a SUBREG, try to preserve its
7597 SUBREG_PROMOTED_VAR_P information.
7599 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7601 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7602 (VN_INFO_GET): Allocate new objects on the obstack.
7603 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7604 for rpo_numbers_temp, for consistency.
7605 (free_scc_vn): Free the obstack.
7607 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7609 * doc/invoke.texi: Document -ftree-loop-distribution.
7610 * tree-loop-distribution.c: New.
7611 * tree-pass.h (pass_loop_distribution): New.
7612 * graphds.h (struct graph): Add htab_t indices.
7613 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7614 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7615 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7616 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7617 * tree-data-ref.c (debug_data_dependence_relations): New.
7618 (dump_data_dependence_relation): Also print data references.
7619 (free_data_ref): Extern.
7620 (same_access_functions): Moved...
7621 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7622 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7623 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7624 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7625 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7626 (stmts_from_loop): Skip LABEL_EXPR.
7627 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7629 (build_rdg): Initialize rdg->indices htab.
7630 (free_rdg, stores_from_loop, ref_base_address,
7631 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7632 have_similar_memory_accesses_1, ref_base_address_1,
7633 remove_similar_memory_refs): New.
7634 * tree-data-ref.h: Depend on tree-chrec.h.
7635 (debug_data_dependence_relations, free_data_ref): Declared.
7636 (same_access_functions): ... here.
7637 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7639 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7640 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7641 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7642 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7643 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7644 rdg_vertex_for_stmt): Declared.
7645 (struct rdg_edge): Add level.
7647 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7648 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7650 (rdg_has_similar_memory_accesses): New.
7651 * tree-vect-analyze.c: Remove unused static decls.
7652 * lambda.h (dependence_level): New.
7653 * common.opt (ftree-loop-distribution): New.
7654 * tree-flow.h (mark_virtual_ops_in_bb,
7655 slpeel_tree_duplicate_loop_to_edge_cfg,
7656 rename_variables_in_loop): Declared.
7657 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7658 (OBJS-common): Add tree-loop-distribution.o.
7659 (tree-loop-distribution.o): New rule.
7660 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7661 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7662 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7664 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7667 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7668 other than structures and unions.
7670 2008-02-28 Richard Guenther <rguenther@suse.de>
7673 2008-02-26 Richard Guenther <rguenther@suse.de>
7675 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7676 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7677 (lookup_decl_from_uid): Declare.
7678 (remove_decl_from_map): Likewise.
7679 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7680 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7681 (decl_for_uid_map): New global hashtable mapping DECL_UID
7683 (init_ttree): Allocate it.
7684 (insert_decl_to_uid_decl_map): New helper function.
7685 (make_node_stat): Insert new decls into the map.
7686 (copy_node_stat): Likewise.
7687 (lookup_decl_from_uid): New function.
7688 (remove_decl_from_map): Likewise.
7689 (print_decl_for_uid_map_statistics): New helper.
7690 (dump_tree_statistics): Call it.
7692 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7693 (referenced_var_iterator): Adjust.
7694 (FOR_EACH_REFERENCED_VAR): Adjust.
7695 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7696 (num_referenced_vars): Adjust.
7697 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7698 (first_referenced_var): Remove.
7699 (end_referenced_vars_p): Likewise.
7700 (next_referenced_var): Likewise.
7701 (referenced_var_iterator_set): New helper function.
7702 * tree-dfa.c (referenced_var_lookup): Adjust.
7703 (referenced_var_check_and_insert): Likewise.
7704 (remove_referenced_var): Likewise.
7705 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7706 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7707 (verify_call_clobbering): Likewise.
7708 (verify_memory_partitions): Likewise.
7709 (init_tree_ssa): Allocate bitmap instead of hashtable for
7711 (delete_tree_ssa): Adjust.
7712 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7713 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7714 (compute_tag_properties): Likewise.
7715 (set_initial_properties): Likewise.
7716 (find_partition_for): Likewise.
7717 (update_reference_counts): Likewise.
7718 (dump_may_aliases_for): Likewise.
7719 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7720 (add_call_clobber_ops): Likewise.
7721 (add_call_read_ops): Likewise.
7722 (get_asm_expr_operands): Likewise.
7723 * tree-into-ssa.c (dump_decl_set): Likewise.
7724 (update_ssa): Likewise.
7725 * tree-sra.c (scan_function): Likewise.
7726 (decide_instantiations): Likewise.
7727 (scalarize_parms): Likewise.
7728 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7729 (dsa_named_for): Likewise.
7730 * tree-ssa-structalias.c (update_alias_info): Likewise.
7731 (merge_smts_into): Likewise.
7733 2008-02-27 David Daney <ddaney@avtrex.com>
7736 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7737 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7738 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7739 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7740 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7742 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7745 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7746 (BUILT_IN_NEXTTOWARD): Remove.
7747 (BUILT_IN_NEXTTOWARDF): Ditto.
7748 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7749 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7751 2008-02-27 Tom Tromey <tromey@redhat.com>
7753 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7754 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7756 2008-02-27 Jan Beulich <jbeulich@novell.com>
7758 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7759 update the respective field on newdecl.
7761 2008-02-27 Revital Eres <eres@il.ibm.com>
7763 PR rtl-optimization/34999
7764 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7765 crossing edges that ends with a call insn.
7766 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7767 call insn and clear the EDGE_CROSSING flag of the crossing edge
7768 when fixing fallthru edges.
7770 2008-02-27 Richard Guenther <rguenther@suse.de>
7773 * fold-const.c (fold_unary): Return the correct argument,
7774 converted to the result type.
7776 2008-02-27 Richard Guenther <rguenther@suse.de>
7779 * expr.c (expand_expr_real_1): Assert on rotates that operate
7781 * fold-const.c (fold_binary): Use the types precision, not the
7782 bitsize of the mode if folding rotate expressions. Build rotates
7783 only for full modes.
7785 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7787 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7789 * c-pragma.c (pragma_ns_name): New typedef.
7790 (registered_pp_pragmas): New variable.
7791 (c_pp_lookup_pragma): New function.
7792 (c_register_pragma_1): If flag_preprocess_only, do nothing
7793 for non-expanded pragmas, for expanded ones push pragma's
7794 namespace and name into registered_pp_pragmas vector.
7795 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7796 flag_preprocess_only, don't register GCC pch_preprocess
7797 pragma if flag_preprocess_only.
7798 * c-opts.c (c_common_init): Call init_pragma even if
7799 flag_preprocess_only.
7800 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7801 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7802 cpp_register_pragma if flag_preprocess_only.
7804 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7807 * c-parser.c (c_parser_translation_unit): Warn for empty
7808 translation unit, not empty source file.
7810 2008-02-26 Paul Brook <paul@codesourcery.com>
7812 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7813 operand for Thumb-2.
7814 * config/arm/arm.h (reg_class): Add CORE_REGS.
7815 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7816 (BASE_REG_CLASS): Use CORE_REGS.
7817 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7818 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7819 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7820 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7821 ARM_REGNO_OK_FOR_INDEX_P.
7822 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7823 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7824 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7825 (ldm/stm peepholes): Ditto.
7826 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7827 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7828 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7829 * config/arm/constraints.md: Enable "k" constraint on ARM.
7831 2008-02-27 Ben Elliston <bje@au.ibm.com>
7833 * config/rs6000/rs6000.c: Annotate cache line size field in all
7834 instances of struct processor_costs.
7836 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7838 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7839 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7840 jump_bypass): New counters.
7841 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7842 * dce.c (gate_ud_dce): Same.
7843 (gate_fast_dce): Same.
7844 * dse.c (gate_dse1): New function.
7845 (gate_dse2): New function.
7846 (gate_dse): Merge results of new gate functions.
7847 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7848 (gate_handle_jump_bypass): Add dbg_cnt.
7849 (gate_handle_gcse): Add dbg_cnt.
7850 * ifcvt.c (gate_handle_if_conversion): Same.
7851 (gate_handle_if_after_combine): Same.
7852 (gate_handle_if_after_reload): Same.
7853 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7855 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7857 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7859 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7861 2008-02-26 Jason Merrill <jason@redhat.com>
7864 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7865 alone if it's the naming decl for the type's main variant.
7867 2008-02-26 Tom Tromey <tromey@redhat.com>
7869 * system.h (USE_MAPPED_LOCATION): Poison.
7870 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7871 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7872 (make_goto_expr_edges): Likewise.
7873 (remove_bb): Likewise.
7874 (execute_warn_function_return): Likewise.
7875 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7877 * c-common.c (fname_decl): Remove old location code.
7878 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7880 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7882 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7883 (gen_rtx_ASM_INPUT): Likewise.
7884 (gen_rtx_ASM_INPUT_loc): Likewise.
7885 (get_rtx_asm_OPERANDS): Remove.
7886 * cfglayout.c (insn_locators_alloc): Remove old location code.
7887 (set_curr_insn_source_location): Likewise.
7888 (curr_insn_locator): Likewise.
7889 * print-tree.c (print_node): Remove old location code.
7890 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7891 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7892 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7893 location_from_locus.
7894 (construct_exit_block): Remove old location code.
7895 * emit-rtl.c (force_next_line_note): Remove old location code.
7896 * profile.c (branch_prob): Remove old location code.
7897 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7898 LOC_LINE): Remove old-location variants.
7899 * langhooks.c (lhd_print_error_function): Remove old location
7901 * configure, config.in: Rebuilt.
7902 * configure.ac (--enable-mapped-location): Remove.
7903 * c-decl.c (c_init_decl_processing): Remove old location code.
7904 (finish_function): Likewise.
7905 * recog.c (decode_asm_operands): Remove old location code.
7906 * c-pch.c (c_common_read_pch): Remove old location code.
7907 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7909 * gimple-low.c (lower_function_body): Remove old location code.
7910 * toplev.c (unknown_location): Remove.
7911 (push_srcloc): Remove old-location variant.
7912 (process_options): Remove old location code.
7913 (lang_dependent_init): Likewise.
7914 * input.h (UNKNOWN_LOCATION): Move definition.
7915 (location_t): Undeprecate.
7916 (source_locus): Remove.
7917 (location_from_locus): Remove.
7918 (struct location_s): Remove.
7919 Remove all old-location code.
7920 (input_line, input_filename): Remove.
7921 * final.c (final_scan_insn): Remove old location code.
7922 * diagnostic.c (diagnostic_build_prefix): Remove
7923 USE_MAPPED_LOCATION test.
7924 * tree.h (gimple_stmt) <locus>: Now a location_t.
7925 (tree_exp) <locus>: Likewise.
7926 (DECL_IS_BUILTIN): Remove old-location variant.
7927 (annotate_with_file_line, annotate_with_locus): Likewise.
7928 (expr_locus, set_expr_locus): Update.
7929 * tree.c (build1_stat): Remove old location code.
7930 (last_annotated_node): Remove.
7931 (annotate_with_file_line): Remove old-location variant.
7932 (annotate_with_locus): Likewise.
7933 (expr_location): Remove old location code.
7934 (set_expr_location): Likewise.
7935 (expr_has_location): Likewise.
7936 (expr_locus): Likewise.
7937 (set_expr_locus): Likewise.
7938 (expr_filename): Don't use location_from_locus.
7939 (expr_lineno): Likewise.
7940 * rtl-error.c (location_for_asm): Remove old location code.
7941 * c-lex.c (cb_line_change): Remove old location code.
7942 (fe_file_change): Likewise.
7943 (cb_def_pragma): Likewise.
7944 (c_lex_with_flags): Likewise.
7945 * gengtype.c (do_typedef): Don't special-case location types.
7946 (define_location_structures): Remove.
7947 (main): Don't call define_location_structures.
7948 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7951 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7954 * builtins.def (BUILT_IN_STDARG_START): Remove.
7955 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7956 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7957 * tree-inline.c (inline_forbidden_p_1): Likewise.
7959 2008-02-26 Richard Guenther <rguenther@suse.de>
7961 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7962 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7963 (lookup_decl_from_uid): Declare.
7964 (remove_decl_from_map): Likewise.
7965 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7966 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7967 (decl_for_uid_map): New global hashtable mapping DECL_UID
7969 (init_ttree): Allocate it.
7970 (insert_decl_to_uid_decl_map): New helper function.
7971 (make_node_stat): Insert new decls into the map.
7972 (copy_node_stat): Likewise.
7973 (lookup_decl_from_uid): New function.
7974 (remove_decl_from_map): Likewise.
7975 (print_decl_for_uid_map_statistics): New helper.
7976 (dump_tree_statistics): Call it.
7978 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7979 (referenced_var_iterator): Adjust.
7980 (FOR_EACH_REFERENCED_VAR): Adjust.
7981 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7982 (num_referenced_vars): Adjust.
7983 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7984 (first_referenced_var): Remove.
7985 (end_referenced_vars_p): Likewise.
7986 (next_referenced_var): Likewise.
7987 (referenced_var_iterator_set): New helper function.
7988 * tree-dfa.c (referenced_var_lookup): Adjust.
7989 (referenced_var_check_and_insert): Likewise.
7990 (remove_referenced_var): Likewise.
7991 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7992 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7993 (verify_call_clobbering): Likewise.
7994 (verify_memory_partitions): Likewise.
7995 (init_tree_ssa): Allocate bitmap instead of hashtable for
7997 (delete_tree_ssa): Adjust.
7998 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7999 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8000 (compute_tag_properties): Likewise.
8001 (set_initial_properties): Likewise.
8002 (find_partition_for): Likewise.
8003 (update_reference_counts): Likewise.
8004 (dump_may_aliases_for): Likewise.
8005 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8006 (add_call_clobber_ops): Likewise.
8007 (add_call_read_ops): Likewise.
8008 (get_asm_expr_operands): Likewise.
8009 * tree-into-ssa.c (dump_decl_set): Likewise.
8010 (update_ssa): Likewise.
8011 * tree-sra.c (scan_function): Likewise.
8012 (decide_instantiations): Likewise.
8013 (scalarize_parms): Likewise.
8014 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8015 (dsa_named_for): Likewise.
8016 * tree-ssa-structalias.c (update_alias_info): Likewise.
8017 (merge_smts_into): Likewise.
8019 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8022 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8023 * c-opts.c (c_common_handle_option): Wall enables
8024 Wvolatile-register-var.
8025 * common.opt: Move Wvolatile-register-var to...
8028 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8030 * common.opt (Wlarger-than=): New.
8031 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8033 * opts.c (common_handle_option): Handle -Wlarger-than=.
8034 * optc-gen.awk: Likewise.
8035 * opth-gen.awk: Likewise.
8036 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8037 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8039 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8041 * c-common.c (match_case_to_enum_1): Add appropriate
8042 OPT_W* parameter to warning.
8043 (c_do_switch_warnings): Likewise.
8044 * c-typeck.c (warning_init): Add one more parameter following
8046 (push_init_level): Update call to warning_init.
8047 (pop_init_level): Likewise.
8048 (add_pending_init): Likewise.
8049 (output_init_element: Likewise.
8051 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8054 * toplev.c (toplev_main): If there are warnings or error, print
8055 errors for ignored options.
8056 * opts.c (ignored_options): New static variable.
8057 (postpone_unknown_option_error): New.
8058 (print_ignored_options): New.
8059 (handle_option): Postpone errors for unknown -Wno-* options.
8060 * opts.h (print_ignored_options): Declare.
8062 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8064 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8067 2008-02-25 Richard Guenther <rguenther@suse.de>
8070 2008-02-25 Richard Guenther <rguenther@suse.de>
8072 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8073 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8074 (lookup_decl_from_uid): Declare.
8075 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8076 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8077 (decl_for_uid_map): New global hashtable mapping DECL_UID
8079 (init_ttree): Allocate it.
8080 (insert_decl_to_uid_decl_map): New helper function.
8081 (make_node_stat): Insert new decls into the map.
8082 (copy_node_stat): Likewise.
8083 (lookup_decl_from_uid): New function.
8084 (print_decl_for_uid_map_statistics): New helper.
8085 (dump_tree_statistics): Call it.
8087 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8088 (referenced_var_iterator): Adjust.
8089 (FOR_EACH_REFERENCED_VAR): Adjust.
8090 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8091 (num_referenced_vars): Adjust.
8092 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8093 (first_referenced_var): Remove.
8094 (end_referenced_vars_p): Likewise.
8095 (next_referenced_var): Likewise.
8096 (referenced_var_iterator_set): New helper function.
8097 * tree-dfa.c (referenced_var_lookup): Adjust.
8098 (referenced_var_check_and_insert): Likewise.
8099 (remove_referenced_var): Likewise.
8100 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8101 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8102 (verify_call_clobbering): Likewise.
8103 (verify_memory_partitions): Likewise.
8104 (init_tree_ssa): Allocate bitmap instead of hashtable for
8106 (delete_tree_ssa): Adjust.
8107 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8108 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8109 (compute_tag_properties): Likewise.
8110 (set_initial_properties): Likewise.
8111 (find_partition_for): Likewise.
8112 (update_reference_counts): Likewise.
8113 (dump_may_aliases_for): Likewise.
8114 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8115 (add_call_clobber_ops): Likewise.
8116 (add_call_read_ops): Likewise.
8117 (get_asm_expr_operands): Likewise.
8118 * tree-into-ssa.c (dump_decl_set): Likewise.
8119 (update_ssa): Likewise.
8120 * tree-sra.c (scan_function): Likewise.
8121 (decide_instantiations): Likewise.
8122 (scalarize_parms): Likewise.
8123 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8124 (dsa_named_for): Likewise.
8125 * tree-ssa-structalias.c (update_alias_info): Likewise.
8126 (merge_smts_into): Likewise.
8128 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8131 * doc/invoke.texi (-fcx-limited-range): Document new option.
8132 * toplev.c (process_options): Handle -fcx-fortran-rules.
8133 * common.opt: Add documentation for -fcx-fortran-rules.
8135 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8138 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8139 actual behaviour and C99.
8141 2008-02-26 Ben Elliston <bje@au.ibm.com>
8143 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8144 (ASM_CPU_POWER6_SPEC): Likewise.
8145 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8146 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8147 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8149 2008-02-25 Richard Guenther <rguenther@suse.de>
8151 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8152 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8153 (lookup_decl_from_uid): Declare.
8154 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8155 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8156 (decl_for_uid_map): New global hashtable mapping DECL_UID
8158 (init_ttree): Allocate it.
8159 (insert_decl_to_uid_decl_map): New helper function.
8160 (make_node_stat): Insert new decls into the map.
8161 (copy_node_stat): Likewise.
8162 (lookup_decl_from_uid): New function.
8163 (print_decl_for_uid_map_statistics): New helper.
8164 (dump_tree_statistics): Call it.
8166 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8167 (referenced_var_iterator): Adjust.
8168 (FOR_EACH_REFERENCED_VAR): Adjust.
8169 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8170 (num_referenced_vars): Adjust.
8171 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8172 (first_referenced_var): Remove.
8173 (end_referenced_vars_p): Likewise.
8174 (next_referenced_var): Likewise.
8175 (referenced_var_iterator_set): New helper function.
8176 * tree-dfa.c (referenced_var_lookup): Adjust.
8177 (referenced_var_check_and_insert): Likewise.
8178 (remove_referenced_var): Likewise.
8179 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8180 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8181 (verify_call_clobbering): Likewise.
8182 (verify_memory_partitions): Likewise.
8183 (init_tree_ssa): Allocate bitmap instead of hashtable for
8185 (delete_tree_ssa): Adjust.
8186 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8187 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8188 (compute_tag_properties): Likewise.
8189 (set_initial_properties): Likewise.
8190 (find_partition_for): Likewise.
8191 (update_reference_counts): Likewise.
8192 (dump_may_aliases_for): Likewise.
8193 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8194 (add_call_clobber_ops): Likewise.
8195 (add_call_read_ops): Likewise.
8196 (get_asm_expr_operands): Likewise.
8197 * tree-into-ssa.c (dump_decl_set): Likewise.
8198 (update_ssa): Likewise.
8199 * tree-sra.c (scan_function): Likewise.
8200 (decide_instantiations): Likewise.
8201 (scalarize_parms): Likewise.
8202 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8203 (dsa_named_for): Likewise.
8204 * tree-ssa-structalias.c (update_alias_info): Likewise.
8205 (merge_smts_into): Likewise.
8207 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8210 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8211 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8212 * alias.h (nonoverlapping_memrefs_p): Likewise.
8214 2008-02-25 Jan Beulich <jbeulich@novell.com>
8216 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8217 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8218 __emultls_get_address, __emultls_register_common,
8219 __floatundi?f, and _Unwind_GetIPInfo.
8220 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8221 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8222 (gen_regparm_prefix): Likewise.
8223 (i386_nlm_encode_section_info): Sync with
8224 config/i386/winnt.c:i386_pe_encode_section_info().
8225 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8226 i386_nlm_mangle_decl_assembler_name): New.
8227 (netware_override_options): New.
8228 * config/i386/netware.h (netware_override_options): Declare.
8229 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8230 (i386_nlm_mangle_decl_assembler_name): Declare.
8231 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8233 2008-02-25 Ben Elliston <bje@au.ibm.com>
8236 * c-decl.c (grokdeclarator): Remove unused local variables
8237 `typedef_type' and `type_as_written'.
8239 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8240 unused local variable `has_hot_blocks'.
8241 (fix_crossing_conditional_branches): Remove unused local variable
8244 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8247 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8248 using DEF_C99_BUILTIN.
8249 (BUILT_IN_NANF): Ditto.
8250 (BUILT_IN_NANL): Ditto.
8252 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8253 Revital Eres <eres@il.ibm.com>
8255 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8256 regarding the order of two dependent insns in the same row.
8258 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8260 * stor-layout.c (layout_decl): Do not bump the alignment of a
8261 bit-field to more than byte alignment if it is packed.
8263 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8265 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8268 2008-02-24 Diego Novillo <dnovillo@google.com>
8270 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8273 * tree-vrp.c (vrp_evaluate_conditional): With
8274 -Wtype-limits, emit a warning when comparing against a
8275 constant outside the natural range of OP0's type.
8276 * c.opt (Wtype-limits): Move ...
8277 * common.opt (Wtype-limits): ... here.
8279 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8281 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8282 * config/rs6000/e300c2c3.md: New file.
8283 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8285 (rs6000_override_options): Add e300c2 and e300c3 cases to
8286 processor_target_table. Do not allow usage of Altivec or Spe
8287 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8288 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8289 * config/rs6000/rs6000.h (processor_type): Add
8290 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8291 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8292 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8293 and ppce300c3. Include e300c2c3.md.
8295 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8297 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8298 instead of TARGET_STRICT_ALIGN.
8300 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8302 * explow.c (memory_address): Assert that the generated address is
8305 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8308 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8309 * config/darwin-ppc-ldouble-patch.def: New file.
8310 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8311 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8312 SUBTARGET_INIT_BUILTINS if defined.
8313 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8316 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8319 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8320 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8322 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8325 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8326 file" warning condtional on -Winvalid-PCH.
8328 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8330 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8332 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8336 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8337 prevent reload from using MMX registers.
8338 (*mov<mode>_internal): Ditto.
8339 (*movv2sf_internal_rex64): Ditto.
8340 (*movv2sf_internal): Ditto.
8342 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8344 PR documentation/31569
8345 * doc/install.texi2html: Use makeinfo --no-number-sections.
8347 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8349 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8350 ensure that we can address an entire entity > 8 bytes. Don't
8351 generate reg+reg addressing for such data.
8353 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8355 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8356 strings when optimizing for size, unless the target cares about
8359 2008-02-22 Tom Tromey <tromey@redhat.com>
8361 * regclass.c (current_pass): Remove declaration.
8363 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8365 * config/avr/libgcc.S (__RAMPZ__): Define.
8366 (__do_copy_data): Add for devices with 128KB code memory.
8368 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8370 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8372 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8374 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8376 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8379 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8382 * c-typeck.c (build_binary_op): Warn about floating point
8383 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8385 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8388 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8389 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8391 (rs6000_override_options): Set altivec_abi as default, not override,
8392 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8393 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8394 is used; use new member spe_abi.
8395 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8396 spe_abi and altivec_abi.
8398 2008-02-22 Tomas Bily <tbily@suse.cz>
8400 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8402 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8405 * config.build (build_file_translate): Set to `CMD //c' only if
8407 * Makefile.in (build_file_translate): Improve comment.
8409 2008-02-21 Jan Hubicka <jh@suse.cz>
8411 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8412 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8413 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8415 2008-02-21 Michael Matz <matz@suse.de>
8418 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8420 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8422 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8423 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8425 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8426 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8427 SSE_VEC_FLOAT_MODE_P as insn constraint.
8428 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8429 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8430 sse4a_movntdf using MODEF mode iterator.
8431 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8432 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8433 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8434 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8435 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8436 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8437 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8439 2008-02-21 Richard Guenther <rguenther@suse.de>
8441 * tree.def (PAREN_EXPR): New tree code.
8442 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8444 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8445 * expr.c (expand_expr_real_1): Likewise.
8446 * tree-inline.c (estimate_num_insns_1): Likewise.
8447 * tree-complex.c (expand_complex_move): Likewise.
8448 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8451 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8454 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8456 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8459 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8461 * config/sh/sh.c (find_barrier): Don't go past
8462 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8464 2008-02-20 DJ Delorie <dj@redhat.com>
8466 * config/h8300/h8300.md (insv): Force source operand to be a register.
8468 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8469 as a jump, not as a plain insn.
8471 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8473 * doc/invoke.texi (Warning Options): Add new option
8474 -Wframe-larger-than=.
8475 (-Wframe-larger-than): Document.
8477 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8478 Add declarations for new option variables.
8480 * final.c (final_start_function): Check the frame size
8481 before emission and issue a Wframe-larger-than warning.
8483 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8484 Add definitions for new option variables.
8485 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8487 * common.opt (Wframe-larger-than=): New option.
8489 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8491 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8492 (<sse>_div<mode>3): Ditto.
8493 (<sse>_vmdiv<mode>3): Ditto.
8494 (<sse>_vmsqrt<mode>2): Ditto.
8495 (*smax<mode>3): Ditto.
8496 (sse5_frcz<mode>2): Ditto.
8497 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8500 2008-02-20 Richard Guenther <rguenther@suse.de>
8503 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8504 be happy with INTEGRAL_TYPE_P.
8506 2008-02-20 Richard Guenther <rguenther@suse.de>
8508 * fold-const.c (split_tree): Associate floatig-point expressions
8509 if flag_associative_math is set.
8511 2008-02-20 Richard Guenther <rguenther@suse.de>
8513 * tree.h (fold_real_zero_addition_p): Declare.
8514 * fold-const.c (fold_real_zero_addition_p): Export.
8515 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8516 floating-point operations with zero and one.
8518 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8520 * doc/install.texi: Correct references to CFLAGS, replacing them
8521 with BOOT_CFLAGS. Document flags used during bootstrap for
8524 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8526 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8527 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8528 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8530 (smin<mode>3): Ditto from similar patterns.
8531 (smax<mode>3): Ditto.
8532 (*ieee_smin<mode>3): Ditto.
8533 (*ieee_smax<mode>3): Ditto.
8534 * config/i386/sse.md (sse): New mode attribute.
8535 (mov<mode>): Macroize expander from movv4sf and movv2df using
8536 SSEMODEF2P mode iterator.
8537 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8538 SSE_VEC_FLOAT_MODE_P as insn constraint.
8539 (storent<mode>): Ditto.
8540 (storent<mode>): Macroize expander from storentsf and storentdf using
8541 MODEF mode iterator.
8542 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8543 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8544 (abs<mode>2): Ditto from similar patterns.
8545 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8546 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8547 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8548 (<sse>_vmsqrt<mode>2): Ditto.
8549 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8550 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8551 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8552 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8553 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8554 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8555 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8557 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8558 iterator and SSE_FLOAT_MODE_P as insn constraint.
8559 (<sse>_ucomi): Ditto from similar patterns.
8560 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8561 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8562 SSE_VEC_FLOAT_MODE_P as insn constraint.
8563 (vcond<mode>): Ditto from similar patterns.
8564 (and<mode>3, *and<mode>3): Ditto.
8565 (<sse>_nand<mode>3): Ditto.
8566 (ior<mode>3, *ior<mode>3): Ditto.
8567 (xor<mode>3, *xor<mode>3): Ditto.
8568 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8569 iterator and SSE_FLOAT_MODE_P as insn constraint.
8570 (*nand<mode>3): Ditto from similar patterns.
8571 (*ior<mode>3): Ditto.
8572 (*xor<mode>3): Ditto.
8574 2008-02-20 Ira Rosen <irar@il.ibm.com>
8576 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8577 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8578 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8580 2008-02-19 Jan Hubicka <jh@suse.cz>
8582 * predict.c (tree_bb_level_predictions): Remove variable next
8583 mistakely introduced by previous commit.
8585 2008-02-19 Jan Hubicka <jh@suse.cz>
8587 * predict.c (predict_paths_leading_to): Rewrite.
8588 (predict_paths_for_bb): New.
8589 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8591 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8594 * Makefile.in (build_file_translate): New.
8595 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8596 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8597 * configure.ac (build_file_translate): Substitute it.
8598 * configure: Regenerate.
8600 2008-02-19 Jan Hubicka <jh@suse.cz>
8602 PR rtl-optimization/34408
8603 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8606 2008-02-19 Jan Hubicka <jh@suse.cz>
8609 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8612 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8615 * config/i386/i386-modes.def: Revert the last DI alignment
8616 change until Ada people can look into it.
8618 2008-02-19 Nick Clifton <nickc@redhat.com>
8620 * opts.c (print_specific_help): Fix typo in --help text.
8622 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8625 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8626 32-bit inline asm without asm alternatives for host GCC < 3.0.
8628 2008-02-19 Richard Guenther <rguenther@suse.de>
8630 PR tree-optimization/34989
8631 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8632 Allow propagation to INDIRECT_REF if we can simplify only.
8634 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8636 * c-common.c (warn_for_collisions_1): Use appropriate option when
8639 2008-02-19 Nick Clifton <nickc@redhat.com>
8642 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8643 (handle_options): Fix indentation.
8644 (print_filtered_help): If no language-specific options were
8645 displayed tell the user how to list all the options supported by
8646 the language's front-end.
8647 (print_specific_help): Fix indentation and remove duplicate line.
8648 (common_handle_option): Handle the -v option.
8649 For --help enable the display of undocumented options if the -v
8650 switch has been included on the command line.
8651 For --help= check for overlaps in the arguments between the option
8652 classes and the language names and issue a warning when they
8653 cannot be disambiguated.
8654 * c.opt (v): Pass on to the common option handler.
8656 2008-02-19 Revital Eres <eres@il.ibm.com>
8658 * modulo-sched.c (sms_schedule): Change dump message when
8659 create_ddg function fails.
8660 (try_scheduling_node_in_cycle): Rename row to cycle.
8661 (print_partial_schedule): Rename CYCLE to ROW.
8663 2008-02-19 Christian Bruel <christian.bruel@st.com>
8664 Zdenek Dvorak <ook@ucw.cz>
8666 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8668 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8671 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8672 (*x86_movdicc_0_m1_se): Ditto.
8674 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8676 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8677 (CMPtype): Define as __gcc_CMPtype.
8678 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8679 (CMPtype): Define as __gcc_CMPtype.
8681 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8683 Support valgrind 3.3 for --enable-checking=valgrind.
8684 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8686 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8687 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8688 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8689 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8690 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8691 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8692 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8694 * ggc-zone.c: Similar.
8695 * ggc-page.c: Similar.
8697 2008-02-19 Paul Brook <paul@codesourcery.com>
8700 * config/arm/ieee754-df.S: Fix do_it typo.
8701 * config/arm/ieee754-sf.S: Fix do_it typo.
8703 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8706 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8707 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8708 (OPTION_MASK_ISA_SSE_SET): Likewise.
8709 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8710 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8711 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8712 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8713 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8714 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8715 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8716 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8717 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8718 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8719 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8720 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8721 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8722 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8723 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8724 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8725 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8726 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8727 (OPTION_MASK_ISA_SSE4): Removed.
8728 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8729 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8730 (override_options): Don't turn on implied SSE/MMX bits in
8733 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8735 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8738 2008-02-18 Joey Ye <joey.ye@intel.com>
8741 * tree-nested.c (insert_field_into_struct): Set type alignment
8742 to field alignment if the former is less than the latter.
8744 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8746 * BASE-VER: Set to 4.4.0.
8748 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8750 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8751 * doc/cfg.texi: Likewise.
8752 * doc/extend.texi: Likewise.
8753 * doc/gty.texi: Likewise.
8754 * doc/invoke.texi: Likewise.
8755 * doc/loop.texi: Likewise.
8756 * doc/md.texi: Likewise.
8757 * doc/passes.texi: Likewise.
8758 * doc/rtl.texi: Likewise.
8759 * doc/sourcebuild.texi: Likewise.
8760 * doc/tm.texi: Likewise.
8761 * doc/tree-ssa.texi: Likewise.
8763 2008-02-17 Richard Guenther <rguenther@suse.de>
8766 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8767 without default definition.
8769 2008-02-17 Richard Guenther <rguenther@suse.de>
8771 PR tree-optimization/35231
8772 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8775 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8778 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8779 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8780 libgcc_cmp_return mode.
8782 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8785 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8787 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8789 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8792 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8794 * doc/c-tree.texi: Use `@.' where appropriate.
8795 * doc/extend.texi: Likewise.
8796 * doc/install.texi: Likewise.
8797 * doc/invoke.texi: Likewise.
8798 * doc/loop.texi: Likewise.
8799 * doc/makefile.texi: Likewise.
8800 * doc/md.texi: Likewise.
8801 * doc/passes.texi: Likewise.
8802 * doc/standards.texi: Likewise.
8803 * doc/tm.texi: Likewise.
8805 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8808 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8810 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8811 rather than in entry_bb.
8813 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8815 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8816 libgcc_cmp_return mode.
8818 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8821 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8822 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8824 2008-02-15 Richard Guenther <rguenther@suse.de>
8825 Zdenek Dvorak <ook@ucw.cz>
8827 PR tree-optimization/35164
8828 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8829 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8830 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8831 Only propagate addresses which do not have abnormal SSA_NAMEs
8834 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8837 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8839 2008-02-15 Jan Hubicka <jh@suse.cz>
8842 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8844 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8847 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8848 when calculating alignment_pad.
8850 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8852 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8853 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8854 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8855 and STACK_BOUNDARY define.
8857 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8859 PR preprocessor/35061
8860 * c-pragma.c (handle_pragma_pop_macro): Check that
8861 pushed_macro_table has been allocated.
8863 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8866 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8867 (force_gimple_operand): Likewise.
8868 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8869 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8870 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8871 (find_interesting_uses_address): Check addressability and alignment
8872 of the base expression only after substituting bases of IVs into it.
8874 2008-02-14 Michael Matz <matz@suse.de>
8877 * function.c (instantiate_virtual_regs_in_insn): Reload address
8878 before falling back to reloading the whole operand.
8880 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8882 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8883 before the first section switch note.
8885 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8887 * doc/bugreport.texi: Update copyright years.
8888 * doc/c-tree.texi: Likewise.
8889 * doc/cfg.texi: Likewise.
8890 * doc/cpp.texi: Likewise.
8891 * doc/cppinternals.texi: Likewise.
8892 * doc/fragments.texi: Likewise.
8893 * doc/frontends.texi: Likewise.
8894 * doc/gcc.texi: Likewise.
8895 * doc/gty.texi: Likewise.
8896 * doc/hostconfig.texi: Likewise.
8897 * doc/implement-c.texi: Likewise.
8898 * doc/libgcc.texi: Likewise.
8899 * doc/loop.texi: Likewise.
8900 * doc/makefile.texi: Likewise.
8901 * doc/options.texi: Likewise.
8902 * doc/passes.texi: Likewise.
8903 * doc/rtl.texi: Likewise.
8904 * doc/sourcebuild.texi: Likewise.
8905 * doc/standards.texi: Likewise.
8906 * doc/tree-ssa.texi: Likewise.
8907 * doc/trouble.texi: Likewise.
8909 * doc/extend.texi: Use @: or add comma where appropriate.
8910 * doc/invoke.texi: Likewise.
8911 * doc/tm.texi: Likewise.
8913 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8916 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8919 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8921 * doc/md.texi (clz, ctz): Add reference.
8922 * doc/rtl.texi (clz, ctz): Likewise.
8924 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8927 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8930 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8932 * config/s390/s390.c (struct constant_pool): New field
8933 emit_pool_after added.
8934 (s390_mainpool_start): Set the emit_pool_after flag according
8935 to the section switch notes.
8936 (s390_mainpool_finish): Consider emit_pool_after when emitting
8937 the literal pool at the end of the function.
8938 (s390_chunkify_start): Force literal pool splits at section
8941 2008-02-13 Michael Matz <matz@suse.de>
8944 * var-tracking.c (clobber_variable_part): Correctly traverse the
8947 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8950 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8951 Add -fdump-ipa-inline.
8952 * tree-dump.c (dump_files): Remove tree-inlined dump.
8953 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8955 2008-02-12 Richard Guenther <rguenther@suse.de>
8957 PR tree-optimization/35171
8958 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8961 2008-02-12 Richard Guenther <rguenther@suse.de>
8964 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8965 value-preserving mode. Disallow final truncation.
8967 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8970 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8971 code from here to...
8972 (force_gimple_operand): ...here.
8974 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8977 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8978 non-compatible pointers.
8979 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8980 different FIELD_DECLs, try harder by comparing field offsets, sizes
8984 * function.c (match_asm_constraints_1): Don't replace the same input
8987 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8989 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8990 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8991 (expand_epilogue): Restore RAMPZ register.
8992 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8994 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8996 * config/i386/cygwin.asm: (__alloca): Correct calling
8997 convention and alignment.
8998 (__chkstk): Force 8 byte stack alignment.
9000 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9001 Richard Guenther <rguenther@suse.de>
9003 PR tree-optimization/33992
9004 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9005 the zero we compare against.
9007 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9010 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9011 to CloseHandle after unlocking to prevent accumulation of handle
9014 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9017 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9018 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9019 and update LABEL_NUSES during and after reload.
9021 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9024 * combine.c (simplify_if_then_else): Make sure the comparison is
9025 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9027 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9030 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9031 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9032 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9033 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9034 * tree.h (get_type_static_bounds): Likewise.
9036 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9038 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9039 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9040 Make -Wfoo language annotations match what the compiler outputs.
9042 2008-02-08 Sa Liu <saliu@de.ibm.com>
9044 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9045 intrinsics spu_convts, spu_convtu, spu_convtf.
9047 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9049 * doc/extend.texi (Function Attributes) <noinline>: Mention
9050 asm ("") as method to keep calls.
9052 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9055 * doc/options.texi (Options): Replace references to opts.sh with
9057 * opts-common.c: Likewise.
9058 * optc-gen.awk: Likewise.
9060 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9062 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9064 2008-02-07 Richard Henderson <rth@redhat.com>
9067 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9068 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9071 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9073 PR tree-optimization/35085
9074 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9075 for operand entry oe2 in addition to operand entry oe3 in order to
9076 expose more opportunities for vectorizer sum reduction.
9078 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9081 * Makefile.in (LIBS): Remove $(GMPLIBS).
9082 (cc1-dummy, cc1): Add $(GMPLIBS).
9084 2008-02-06 Jan Hubicka <jh@suse.cz>
9087 * i386.md (moddf_integer): Do not produce partial memory stalls for
9088 targets where it hurts.
9090 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9093 * optabs.c (expand_float): Do not check for decimal modes when
9094 expanding unsigned integer through signed conversion.
9096 2008-02-06 Nick Clifton <nickc@redhat.com>
9098 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9099 inside the clobber with a match_operand and duplicated operand
9100 number in the constraint.
9101 (ineqbranchsi): Delete redundant comment.
9103 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9105 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9106 builtin_define ("__USE_INIT_FINI__").
9107 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9109 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9111 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9113 PR documentation/30330
9114 * doc/invoke.texi (C++ Dialect Options)
9115 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9116 For each warning option -Wfoo that allows -Wno-foo, ensure both
9117 -Wfoo and -Wno-foo are listed in the option index. Fix index
9118 entry of -Wswitch-default, index -Wnormalized= including the
9119 `=', and -Wlarger-than-@var{len} including @var{len}.
9121 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9123 * config/i386/i386.md (floatunssisf2): Use
9124 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9125 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9126 Macroize expander using MODEF mode iterator.
9128 2008-02-05 Diego Novillo <dnovillo@google.com>
9130 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9133 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9135 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9138 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9140 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9143 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9144 to indicate if a message should be generated.
9145 (init_cumulative_args): Updated.
9146 (function_value_32): Likewise.
9148 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9150 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9152 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9155 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9156 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9158 2008-02-04 Diego Novillo <dnovillo@google.com>
9160 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9163 * tree-vrp.c (vrp_evaluate_conditional): With
9164 -Wtype-limits, emit a warning when comparing against a
9165 constant outside the natural range of OP0's type.
9167 2008-02-04 Richard Guenther <rguenther@suse.de>
9170 * expr.c (count_type_elements): Give for unions instead of
9173 2008-02-04 Richard Guenther <rguenther@suse.de>
9176 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9177 to TYPE_DOMAINs base type instead of using bitsizetype here.
9179 2008-02-03 Jason Merrill <jason@redhat.com>
9181 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9183 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9186 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9187 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9188 (RS/6000 and PowerPC Options): Fix typos and markup.
9189 * doc/passes.texi (Tree-SSA passes): Likewise.
9191 2008-02-02 Michael Matz <matz@suse.de>
9194 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9195 from record_last_reg_set_info.
9196 (record_last_reg_set_info): Take an RTX argument, iterate over all
9197 constituent hardregs.
9198 (record_last_set_info, record_opr_changes): Change calls to
9199 new signature or to record_last_reg_set_info_regno.
9201 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9203 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9205 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9207 PR rtl-optimization/34773
9208 * reg-notes.def (EQUAL): Mention significance of combination of
9209 REG_EQUAL and REG_RETVAL.
9210 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9211 insn that has a REG_RETVAL.
9213 2008-02-01 Roger Sayle <roger@eyesopen.com>
9216 * configure.ac (--enable-fixed-point): Disable unless explicitly
9218 * configure: Regenerate.
9220 2008-02-01 Richard Guenther <rguenther@suse.de>
9223 * invoke.texi (-finline-limit): Remove no longer true parts
9224 of the documentation. Note that there is no default value.
9226 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9227 Mark Mitchell <mark@codesourcery.com>
9228 Ben Elliston <bje@au.ibm.com>
9231 * doc/extend.texi (Other Builtins): Document.
9233 2008-01-31 Tom Browder <tom.browder@gmail.com>
9235 * doc/c-tree.texi (Types): Fix grammar.
9236 (Expression trees): Ditto.
9237 * doc/passes.texi (Tree-SSA passes): Ditto.
9239 * doc/configterms.texi (Configure Terms): Fix typo.
9240 * doc/cpp.texi (Common Predefined Macros): Ditto.
9241 * doc/md.texi (Machine Constraints): Ditto.
9243 * doc/makefile.texi (Makefile): Add comma.
9245 2008-01-31 Tom Browder <tom.browder@gmail.com>
9246 Gerald Pfeifer <gerald@pfeifer.com>
9248 * doc/sourcebuild.texi (Front End): Remove references to CVS
9249 and CVSROOT/modules.
9250 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9251 (Back End): Remove reference to CVS.
9253 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9256 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9258 (mips16_gp_pseudo_reg): ...here.
9259 * config/mips/mips.md (load_const_gp): Replace with...
9260 (load_const_gp_<mode>): ...this :P-based insn.
9262 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9264 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9265 options. Minor fixes.
9266 (-std): Move reference to standards closer to where language
9267 standards are first mentioned.
9269 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9271 PR rtl-optimization/34995
9272 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9273 parameter and return a bool. If the rtx parameter is nonnull,
9274 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9275 (find_reloads): Update call accordingly. Pass the new operand
9276 if it needed no address reloads, otherwise pass null.
9278 2008-01-30 Richard Henderson <rth@redhat.com>
9281 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9282 for unbounded arrays.
9284 2008-01-30 Silvius Rus <rus@google.com>
9286 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9288 2008-01-30 Jan Hubicka <jh@suse.cz>
9291 * i386.c (init_cumulative_args): Use real function declaration when
9294 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9296 PR rtl-optimization/34998
9297 * global.c (build_insn_chain): Treat non-subreg_lowpart
9298 SUBREGs of pseudos as clobbering all the words covered by the
9299 SUBREG, not just all the bytes.
9300 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9301 original df_ref rather than an extract parameter.
9302 (global_conflicts): Update call accordingly.
9304 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9306 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9307 the overflow check to make it easier to read.
9308 (__fixtfdi): Change the type of the ll member in union
9309 long_double to UDItype_x.
9311 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9314 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9315 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9316 * tree-inline.c (fold_marked_statements): Call
9317 cgraph_update_edges_for_call_stmt if folding a call statement.
9318 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9319 debug_generic_stmt calls, reset it back afterwards.
9322 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9324 * c-typeck.c (build_external_ref): Don't pedwarn about
9325 static vars in current function's scope.
9327 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9329 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9331 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9334 * ipa-struct-reorg.c: Fix spelling.
9335 * params.def: Ditto.
9337 2008-01-29 Richard Guenther <rguenther@suse.de>
9340 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9342 * tree-inline.c (remap_type): Increment remapping_type_depth
9343 around remapping types.
9344 (copy_body_r): Only add referenced variables if they are referenced
9345 from code, not types.
9347 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9358 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9359 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9361 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9364 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9365 pointer for tiny stack.
9367 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9369 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9371 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9373 * config/vx-common.h: Fix typo in comment.
9375 2008-01-28 Ian Lance Taylor <iant@google.com>
9379 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9380 coalesce pointers if they have different DECL_NO_TBAA_P values.
9381 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9382 between variables with different DECL_NO_TBAA_P values.
9384 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9387 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9388 are not legitimate small data references on SPE targets.
9390 2008-01-28 David Daney <ddaney@avtrex.com>
9392 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9394 2008-01-28 David Daney <ddaney@avtrex.com>
9396 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9398 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9400 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9401 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9402 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9403 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9404 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9405 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9406 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9407 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9409 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9411 * basic-block.h (condjump_equiv_p): Fix comment.
9413 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9415 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9416 print_generic_stmt_indented): Fix comment.
9418 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9420 * configure.ac (__stack_chk_fail): Add detecion for availability
9421 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9422 * configure: Regenerate.
9424 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9427 * final.c (output_addr_const): Handle TRUNCATE.
9429 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9432 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9433 (zero_cost, infinite_cost): New constants.
9434 (struct cost_pair): Change type of cost to comp_cost.
9435 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9436 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9438 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9439 split_address_cost, ptr_difference_cost, difference_cost,
9440 get_computation_cost_at, get_computation_cost,
9441 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9442 determine_use_iv_cost_condition, determine_use_iv_costs,
9443 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9444 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9445 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9446 Change type of cost to comp_cost.
9447 (determine_iv_cost): Increase cost of non-original ivs, instead
9448 of decreasing the cost of original ones.
9449 (get_address_cost): Indicate the complexity of the addressing mode
9451 (try_add_cand_for): Prefer using ivs not specific to some object.
9452 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9454 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9455 Janis Johnson <janis187@us.ibm.com>
9458 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9459 (TARGET_INSTANTIATE_DECLS): Likewise.
9460 * target.h (expand_to_rtl_hook): New target hook.
9461 (instantiate_decls): Likewise.
9462 * function.c (instantiate_decl): Make non-static. Rename to...
9463 (instantiate_decl_rtl): ... this.
9464 (instantiate_expr): Use instantiate_decl_rtl.
9465 (instantiate_decls_1): Likewise.
9466 (instantiate_decls): Likewise.
9467 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9468 * function.h (instantiate_decl_rtl): Add prototype.
9469 * cfgexpand.c (target.h): New include.
9470 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9471 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9472 (TARGET_INSTANTIATE_DECLS): Likewise.
9473 (TARGET_INITIALIZER): New target hooks added.
9474 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9476 * config/rs6000/rs6000.c (tree-flow.h): New include.
9477 (machine_function): Add sdmode_stack_slot field.
9478 (rs6000_alloc_sdmode_stack_slot): New function.
9479 (rs6000_instantiate_decls): Likewise.
9480 (rs6000_secondary_memory_needed_rtx): Likewise.
9481 (rs6000_check_sdmode): Likewise.
9482 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9483 (TARGET_INSTANTIATE_DECLS): Likewise.
9484 (rs6000_hard_regno_mode_ok): Allow SDmode.
9485 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9486 (rs6000_emit_move): Handle SDmode.
9487 (function_arg_advance): Likewise.
9488 (function_arg): Likewise.
9489 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9490 SDmode var args for 32-bit compiles.
9491 (rs6000_secondary_reload_class): Handle SDmode.
9492 (rs6000_output_function_epilogue): Likewise.
9493 (rs6000_function_value): Simplify if statement.
9494 (rs6000_libcall_value): Likewise.
9495 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9496 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9497 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9498 (movsd_hardfloat): New define_insn.
9499 (movsd_softfloat): Likewise.
9500 (movsd_store): Likewise.
9501 (movsd_load): Likewise.
9502 (extendsddd2): Likewise.
9503 (extendsdtd2): Likewise.
9504 (truncddsd2): Likewise.
9505 (movdd_hardfloat64): Fixup comment.
9506 (UNSPEC_MOVSD_LOAD): New constant.
9507 (UNSPEC_MOVSD_STORE): Likewise.
9509 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9512 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9514 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9515 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9516 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9519 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9522 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9523 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9524 __LONGDOUBLE128 too.
9525 * config/rs6000/aix61.h: New file.
9527 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9529 PR rtl-optimization/34959
9530 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9531 popcount and parity rtxes the same mode as their operand.
9532 Truncate or extend the result to the return value's mode
9535 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9538 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9539 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9540 to GOT_VERSION_REGNUM.
9541 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9542 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9543 * config/mips/mips.c (mips_emit_call_insn): New function.
9544 (mips_call_tls_get_addr): Call mips_expand_call directly.
9545 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9547 (mips16_build_call_stub): Likewise. Return the call insn or null.
9548 (mips_expand_call): Update the call to mips16_build_call_stub
9549 accordingly and a remove redundant condition. Assert that MIPS16
9550 stubs do not use lazy binding. Use mips_emit_call_insn and return
9552 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9554 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9555 (mips_avoid_hazard): Remove hazard_set handling.
9556 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9557 (UNSPEC_RESTORE_GP): ...this.
9558 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9559 (FAKE_CALL_REGNO): Rename to...
9560 (GOT_VERSION_REGNUM): ...this.
9561 (type): Add "ghost" value. Add an associated insn reservation.
9562 (hazard_set): Remove.
9563 (exception_receiver): Rename to...
9564 (restore_gp): ...this and update the unspec identifier accordingly.
9565 (exception_receiver, nonlocal_got_receiver): New expanders.
9566 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9567 FAKE_CALL_REGNO. Remove hazard_set attribute.
9568 (set_got_version, update_got_version): New patterns.
9570 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9573 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9575 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9578 * doc/install.texi2html: Generate gcc-vers.texi.
9580 2008-01-25 DJ Delorie <dj@redhat.com>
9582 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9584 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9586 * config/c4x: Remove directory.
9587 * config.gcc (crx-*, mt-*): Mark obsolete.
9588 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9589 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9590 sh-*-rtemscoff*): Remove cases.
9591 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9592 * real.c (encode_c4x_single, decode_c4x_single,
9593 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9594 c4x_extended_format): Remove.
9595 * real.h (c4x_single_format, c4x_extended_format): Remove.
9596 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9598 (Pragmas): Remove comment about c4x pragmas.
9599 * doc/install.texi (c4x): Remove target-specific instructions.
9600 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9601 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9602 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9603 refer to C4x source files as examples.
9604 (C4X_FLOAT_FORMAT): Remove documentation.
9606 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9608 * config/bfin/bfin.c (override_options): Reorder tests so that
9609 flag_pic gets enabled for -msep-data.
9611 2008-01-25 Richard Guenther <rguenther@suse.de>
9614 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9615 to its bitfield precision if required.
9617 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9620 * tree-nested.c (walk_omp_for): New function.
9621 (convert_nonlocal_reference, convert_local_reference): Call
9622 walk_omp_for on OMP_FOR.
9623 (convert_call_expr): Call walk_body on OMP_FOR's
9624 OMP_FOR_PRE_INIT_BODY.
9626 2008-01-25 Richard Guenther <rguenther@suse.de>
9628 PR tree-optimization/34966
9629 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9630 default defs and PHI_NODEs we have to insert after the
9633 2008-01-24 Nick Clifton <nickc@redhat.com>
9635 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9636 Provide a default definition.
9637 (LIBGCC2_UNITS_PER_WORD): Likewise.
9639 * config/stormy16/stormy16.c: Include df.h for the prototype
9640 for df_regs_ever_live_p.
9641 (xstormy16_expand_builtin_va_start): Convert the stack offset
9642 into a component_ref and then use POINTER_PLUS_EXPR to add it
9643 to the incoming_virtual_args_rtx.
9644 (xstormy16_gimplify_va_arg_expr): Rename to
9645 xstormy16_gimplify_va_arg_expr.
9646 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9647 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9648 xstormy16_gimplify_va_arg_expr.
9649 Fix up some formatting issues.
9651 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9652 Move to predicates.md.
9653 (xs_hi_general_operand): Likewise.
9654 (xs_hi_nonmemory_operand): Likewise.
9655 * config/stormy16/predicates.md:
9656 (xstormy16_carry_plus_operand): New predicate.
9657 (xs_hi_general_operand): New predicate.
9658 (xs_hi_nonmemory_operand): New predicate.
9659 * config/stormy16/stormy16-protos.h:
9660 (xstormy16_carry_plus_operand): Delete prototype.
9661 (xs_hi_general_operand): Likewise.
9662 (xs_hi_nonmemory_operand): Likewise.
9664 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9665 modifiers as they are no longer needed and they can trigger
9666 reload spill failures.
9668 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9669 with a match_operand in order to help reload.
9671 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9672 constraint with 'e' for the 8th alternative as this version of
9673 the mov.w instruction only accepts the lower 8 registers.
9675 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9678 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9679 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9682 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9685 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9687 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9689 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9691 (remove_structure): Update allocations list before removing structure.
9693 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9695 * ipa-struct-reorg.c (is_safe_cond_expr,
9696 create_new_stmts_for_cond_expr): Use integer_zerop function,
9697 that recognize not only zero-pointer, but zero-integer too.
9699 2008-01-25 Ben Elliston <bje@au.ibm.com>
9702 * fixproto: Escape "." in sed expression that strips leading "./".
9704 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9707 * gcc.c (SWITCH_OK): Removed.
9708 (SWITCH_LIVE): Changed to bit.
9709 (SWITCH_FALSE): Likewise.
9710 (SWITCH_IGNORE): Likewise.
9711 (switchstr): Change live_cond to unsigned int.
9712 (process_command): Replace SWITCH_OK with 0.
9713 (do_self_spec): Likewise.
9714 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9715 (give_switch): Likewise.
9716 (used_arg): Likewise.
9717 (do_spec_1): Set the SWITCH_IGNORE bit.
9718 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9719 bits. Set the SWITCH_LIVE bit.
9721 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9723 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9725 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9727 PR tree-optimization/34472
9728 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9729 parameter to a "bool *" and set *DATA to false if there is
9730 an unsafe access. Do not delete the structure here.
9731 (check_cond_exprs): Delete it here instead.
9732 (check_cond_exprs, exclude_cold_structs): Do not increase
9733 I when removing a structure.
9735 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9738 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9739 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9741 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9744 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9745 a fixed vector for stack.
9747 2008-01-24 Ben Elliston <bje@au.ibm.com>
9750 * doc/gcc.texi (Software development): Add a direntry for g++.
9752 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9754 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9755 stale and straggling -fforce-addr comments above.
9757 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9759 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9760 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9762 2008-01-23 Michael Matz <matz@suse.de>
9765 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9768 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9770 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9773 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9775 * config/avr/avr.c (avr_current_arch): New variable.
9776 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9777 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9778 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9779 (avr_override_options): Init 'avr_current_arch'.
9780 (base_arch_s): Move from here...
9781 * config/avr/avr.h (base_arch_s): ... here. Add new members
9782 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9783 'mega' to 'have_jmp_call'.
9784 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9785 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9787 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9789 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9790 MULTILIB_MATCHES): (Ditto.).
9792 2008-01-23 Richard Guenther <rguenther@suse.de>
9795 * cgraphunit.c (cgraph_reset_node): Always mark the node
9796 not reachable if it is not queued already.
9798 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9800 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9801 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9802 (cputype_selected): New static variable.
9803 (bfin_handle_option): Set it if -mcpu is used.
9804 (override_option): Select default set of workarounds if no cpu type
9805 selected on the command line.
9806 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9808 From Michael Frysinger <michael.frysinger@analog.com>
9809 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9810 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9812 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9813 for bf547, bf523, bf524, and bf526.
9814 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9816 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9817 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9818 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9819 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9820 * doc/invoke.texi (Blackfin Options): Document that
9821 -mcpu now accept bf547, bf523, bf524, and bf526.
9823 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9825 PR rtl-optimization/34628
9826 * combine.c (try_combine): Stop and undo after the first combination
9827 if an autoincrement side-effect on the first insn has effectively
9830 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9833 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9834 Offset addresses are not valid for Altivec or paired float modes.
9836 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9839 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9840 if DECL_INITIAL (decl) is error_mark_node.
9843 * c-common.c (handle_vector_size_attribute): Only allow
9844 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9845 the same way as pointer, array etc. types.
9846 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9849 * tree.c (build_type_attribute_qual_variant): Call
9850 build_qualified_type if attributes are equal, but quals are not.
9852 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9855 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9856 * flags.h (warn_strict_aliasing): Remove.
9857 (warn_strict_overflow): Remove.
9858 * opts.c (warn_strict_aliasing): Remove.
9859 (warn_strict_overflow): Remove.
9860 * c-opts.c (c_common_handle_option): -Wall only sets
9861 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9862 (c_common_post_options): Give default values to -Wstrict-aliasing
9863 and -Wstrict-overflow if they are uninitialized.
9864 * common.opt (Wstrict-aliasing): Specify Var and Init.
9865 (Wstrict-overflow): Likewise.
9867 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9869 PR rtl-optimization/26854
9870 PR rtl-optimization/34400
9871 PR rtl-optimization/34884
9872 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9874 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9875 (df_rd_bb_info.expanded_lr_out): Deleted
9876 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9877 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9878 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9879 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9880 Removed code to allocate, initialize or free expanded_lr_out.
9881 (df_rd_bb_local_compute_process_def): Restructured to make more
9883 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9884 sets if the sets are being trimmed.
9886 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9889 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9890 (as_vers): Likewise.
9891 * configure: Regenerated.
9893 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9896 * tree-pass.h (pass_build_alias): New pass.
9897 * tree-ssa-alias.c (gate_build_alias): New.
9898 (pass_build_alias): New.
9899 * passes.c (init_optimization_passes): Add pass_build_alias after
9900 pass_create_structure_vars.
9902 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9904 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9905 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9906 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9907 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9908 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9909 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9910 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9911 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9912 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9913 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9914 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9915 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9916 * config/s390/s390.md (FP_ALL): New mode iterator.
9917 (_d): New mode attribute.
9918 ("*signbit<mode>2>"): Changed mode of first operand.
9919 ("isinf<mode>2"): Changed mode of first operand.
9920 ("*TDC_insn"): Adaptation for DFP modes.
9922 2008-01-22 Ben Elliston <bje@au.ibm.com>
9924 * tree.c (check_qualified_type): Improve function description.
9926 2008-01-21 Jason Merrill <jason@redhat.com>
9929 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9930 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9933 2008-01-21 DJ Delorie <dj@redhat.com>
9935 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9938 2008-01-21 Richard Guenther <rguenther@suse.de>
9941 * tree-cfg.c (verify_expr): Allow all invariant expressions
9942 instead of just constant class ones as reference argument.
9943 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9944 like any other constant.
9945 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9947 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9949 * regmove.c (fixup_match_1): Update call crossed frequencies.
9951 2008-01-21 Richard Guenther <rguenther@suse.de>
9954 * tree-inline.c (setup_one_parameter): Deal with mismatched
9955 types using a VIEW_CONVERT_EXPR.
9957 2008-01-21 Alon Dayan <alond@il.ibm.com>
9958 Olga Golovanevsky <olga@il.ibm.com>
9960 PR tree-optimization/34701
9961 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9962 when the structure size is not a power of 2.
9964 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9966 * doc/install.texi: Add doc for --enable-checking=df.
9968 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9970 PR rtl-optimization/34808
9971 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9973 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9975 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9978 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9980 PR rtl-optimization/26854
9981 PR rtl-optimization/34400
9982 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9984 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9985 (df_rd_bb_info.expanded_lr_out): New.
9986 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9987 * loop_iv.c (iv_analysis_loop_init): Ditto.
9988 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9989 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9990 Added code to allocate, initialize or free expanded_lr_out.
9991 (df_rd_bb_local_compute_process_def): Restructured to make
9992 more understandable.
9993 (df_rd_confluence_n): Add code to do nothing with fake edges and
9994 code to no apply invalidate_by_call sets if the sets are being trimmed.
9995 (df_lr_local_finalize): Renamed to df_lr_finalize.
9996 (df_live_local_finalize): Renamed to df_live_finalize.
9998 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10001 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10002 deciding whether to use reciprocal instructions.
10004 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10006 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10007 dwarf2out_note_section_used if cold_text_section is NULL.
10009 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10011 PR gcov-profile/34610
10012 * tree-cfg.c (make_edges): Mark both outgoing edges from
10013 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10014 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10015 from OMP_FOR and OMP_CONTINUE outgoing edges.
10017 * tree-profile.c (tree_profiling): Return early if
10018 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10020 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10021 from cfun to child_cfun.
10022 * function.h (struct function): Add after_tree_profile bit.
10024 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10026 * config/avr/avr.S (_exit): Disable interrupt.
10028 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10029 Steven Bosscher <stevenb.gcc@gmail.com>
10031 PR rtl-optimization/26854
10032 PR rtl-optimization/34400
10033 * df-problems.c (df_live_scratch): New scratch bitmap.
10034 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10035 (df_live_reset): Clear the proper bitmaps.
10036 (df_live_bb_local_compute): Only process the artificial defs once
10037 since the order is not important.
10038 (df_live_init): Init the df_live sets only with the variables
10039 found live by df_lr.
10040 (df_live_transfer_function): Use the df_lr sets to prune the
10041 df_live sets as they are being computed.
10042 (df_live_free): Free df_live_scratch.
10044 2008-01-18 Ian Lance Taylor <iant@google.com>
10046 * common.opt: Add fmerge-debug-strings.
10047 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10048 flag_merge_debug_strings rather than flag_merge_constants.
10049 * doc/invoke.texi (Option Summary): Mention
10050 -fmerge-debug-strings.
10051 (Debugging Options): Document -fmerge-debug-strings.
10053 2008-01-18 Ian Lance Taylor <iant@google.com>
10056 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10057 (struct tree_function_decl): Add new field operator_new_flag.
10058 * tree-inline.c (expand_call_inline): When inlining a call to
10059 operator new, force the return value to go into a variable, and
10060 set DECL_NO_TBAA_P on that variable.
10061 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10063 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10066 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10067 DWARF2_DEBUGGING_INFO.
10068 (dwarf2out_note_section_used): Ditto. Add prototype.
10069 (have_multiple_function_sections, text_section_used,
10070 cold_text_section_used, *cold_text_sections): Move declarations
10073 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10075 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10076 field and add signal_ra.
10077 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10078 assignments to frame state pc. Move end of stack check after
10079 MD_FALLBACK_FRAME_STATE_FOR.
10080 (uw_update_context_1): Use frame state signal_regs if set, instead
10081 of checking signal_frame flag.
10082 (uw_update_context): Use frame state signal_ra if set.
10083 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10084 * config/xtensa/linux-unwind.h: New file.
10086 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10088 * modulo-sched.c (get_sched_window): Fix comment typo.
10090 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10092 PR tree-optimization/34648
10093 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10095 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10097 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10098 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10100 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10102 PR rtl-optimization/34400
10103 * df-core.c (df_worklist_dataflow_overeager,
10104 df_worklist_dataflow_doublequeue): New functions.
10105 (df_worklist_dataflow): Two different worklist solvers.
10106 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10109 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10112 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10113 and ftree-parallelize-loops.
10115 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10117 PR rtl-optimization/34826
10118 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10120 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10122 * global.c (find_reg): Mark the eh regs as used if necessary.
10123 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10124 * ra.h (struct allocno): no_eh_reg field added. Changed
10125 no_stack_reg type to bitfield.
10127 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10129 * tree.c (substitute_in_expr): Add missing 'break'.
10131 2008-01-17 Richard Guenther <rguenther@suse.de>
10133 PR tree-optimization/34825
10134 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10135 x / x as division to handle.
10137 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10139 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10140 "-pthread" is specified.
10141 * pa-hpux11.h (LIB_SPEC): Likewise.
10143 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10144 Peter Bergner <bergner@vnet.ibm.com>
10146 PR rtl-optimization/33796
10147 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10149 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10151 PR libgfortran/34699
10152 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10154 * pa-hpux10.h (LINK_SPEC): Likewise.
10155 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10157 2008-01-16 Richard Guenther <rguenther@suse.de>
10159 PR middle-end/32628
10160 * fold-const.c (fold_convert_const_int_from_int): Do not
10161 set overflow if that occured only because of a sign extension
10162 change when converting from/to a sizetype with the same
10163 precision and signedness.
10165 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10168 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10169 location address to the correct place. Update copyright year.
10171 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10173 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10174 no dependences in the dependence_relations vector.
10176 2008-01-16 Jan Hubicka <jh@suse.cz>
10178 PR rtl-optimization/31396
10179 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10180 * cfg.c (dump_reg_info): Print it.
10181 * regs.h (struct reg_info_t): add freq_calls_crossed.
10182 (REG_FREQ_CALLS_CROSSED): New macro.
10183 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10184 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10185 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10186 regmove_optimize): Update call crossed frequencies.
10187 * local-alloc.c (struct qty): Add freq_calls_crossed.
10188 (alloc_qty): Copute freq_calls_crossed.
10189 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10190 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10191 * ra.h (struct allocno): Add freq_calls_crossed.
10193 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10195 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10196 libgomp when compiling with ftree-parallelize-loops.
10197 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10199 2008-01-16 Richard Guenther <rguenther@suse.de>
10201 PR tree-optimization/34769
10202 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10203 * tree.c (int_cst_value): Instead make this function more
10204 permissive in what it accepts as valid input. Document this
10205 function always sign-extends the value.
10207 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10208 Richard Guenther <rguenther@suse.de>
10211 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10212 (gimple_fold_indirect_ref_rhs): ... this.
10213 (gimple_fold_indirect_ref): New function with foldings
10214 that preserve lvalueness.
10215 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10216 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10217 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10218 to fold an INDIRECT_REF, fall back to the old use of
10219 fold_indirect_ref_1.
10221 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10223 * tree-data-ref.c (subscript_dependence_tester_1): Call
10224 free_conflict_function.
10225 (compute_self_dependence): Same.
10227 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10230 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10231 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10233 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10234 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10235 for DWARF2_UNWIND_INFO targets.
10237 2008-01-16 Richard Guenther <rguenther@suse.de>
10240 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10241 type qualifiers for function types.
10243 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10245 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10246 loop_iterator li from previous commit.
10248 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10250 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10252 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10254 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10255 (parallelize_loops): Don't parallelize irreducible components.
10257 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10260 * c-opts (c_common_post_options): Do not enable CPP
10261 flag_pedantic_errors by default.
10263 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10265 PR rtl-optimization/31944
10266 * cse.c (remove_pseudo_from_table): New function.
10267 (merge_equiv_classes): Use above function to remove pseudo-registers.
10268 (invalidate): Likewise.
10270 2008-01-13 Richard Guenther <rguenther@suse.de>
10272 PR middle-end/34601
10273 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10274 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10276 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10278 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10279 validate_change to unshare the source of the PC set.
10281 2008-01-12 Jan Hubicka <jh@suse.cz>
10283 PR middle-end/32135
10284 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10285 references above array bounds. This might trigger bounds checks for
10286 pointers to arrays.
10288 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10290 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10291 new_replaceable_dependencies.
10293 2008-01-12 Doug Kwan <dougkwan@google.com>
10295 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10296 instead of OPT_Wreturn_type in warning due to ignored return type
10298 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10299 options included in -Wextra.
10300 * c.opt: New option -Wignored_qualifiers.
10301 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10302 -Wignore_qualifiers.
10303 (-Wignored-qualifiers): Document.
10304 (-Wreturn-type): Remove description of functionality now handled
10305 by -Wignored-qualifiers.
10307 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10310 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10311 NOP_EXPR if it is between integral types with the same precision.
10313 2008-01-12 Jan Hubicka <jh@suse.cz>
10316 * invoke.texi (max-inline-recursive-depth): Fix default value.
10318 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10320 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10323 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10325 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10327 2008-01-11 James E. Wilson <wilson@specifix.com>
10330 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10332 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10334 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10335 save/restore frame pointer register and don't use 'call-prologues'
10336 optimization in function with "OS_task" attribute.
10338 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10340 PR middle-end/31309
10341 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10342 when copying to memory.
10344 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10346 PR rtl-optimization/30905
10347 * cfgcleanup.c: Include dce.h
10348 (crossjumps_occured): New global variable.
10349 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10350 If something changed, set crossjumps_occured to true.
10351 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10352 Don't add/remove fake edges to exit here...
10353 (cleanup_cfg): ...but do it here, when crossjumping.
10354 Run a fast DCE when successful crossjumps occured in the latest
10355 iteration of try_optimize_cfg.
10357 2008-01-11 Richard Guenther <rguenther@suse.de>
10359 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10360 (struct vn_unary_op_s): Likewise.
10361 (vn_reference_insert): Free old reference on hash collision.
10363 2008-01-10 Raksit Ashok <raksit@google.com>
10365 PR rtl-optimization/27971
10366 * combine.c (find_split_point): Split PLUS expressions which are
10367 inside a MEM rtx, and whose first operand is complex.
10369 2008-01-10 DJ Delorie <dj@redhat.com>
10371 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10372 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10373 (m32c_hard_regno_ok): Call the underlying function.
10375 2008-01-10 Richard Guenther <rguenther@suse.de>
10377 PR middle-end/34683
10378 * tree-cfg.c (tree_merge_blocks): Do not go through the
10379 full-blown folding and stmt updating path if we just deal
10380 with virtual operands.
10381 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10382 test for abnormal SSA_NAMEs.
10384 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10386 PR middle-end/34641
10387 * reload.c (push_reload): Add assertions. All constants from
10388 reg_equiv_constant should have been used for replacing the respective
10390 (find_reloads_address): Invoke find_reloads_address_part for
10391 constant taken from the reg_equiv_constant array.
10393 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10395 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10396 field (valnum) the first in the struct. Replace bools with
10399 2008-01-10 Richard Guenther <rguenther@suse.de>
10401 PR tree-optimization/34651
10402 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10403 types and ordering for masking and converting.
10405 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10407 PR tree-optimization/34017
10408 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10409 also for PHI_NODE expressions.
10411 2008-01-09 Jan Hubicka <jh@suse.cz>
10413 PR tree-optimization/34708
10414 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10415 based on number of case labels.
10416 (init_inline_once): Remove switch_cost.
10417 * tree-inline.h (eni_weights_d): Remove switch_cost.
10419 2008-01-09 Richard Guenther <rguenther@suse.de>
10420 Andrew Pinski <andrew_pinski@playstation.sony.com>
10422 PR middle-end/30132
10423 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10424 temporary if an rvalue is ok or an lvalue is not required.
10426 2008-01-09 Richard Guenther <rguenther@suse.de>
10428 PR middle-end/34458
10429 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10430 adjust return type.
10432 2008-01-09 Richard Guenther <rguenther@suse.de>
10434 PR middle-end/34679
10435 * tree.c (host_integerp): Check for sizetype only if the
10436 type is an integer type.
10438 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10441 * opts.c (decode_options): Disable inlining of functions called
10442 once if not in unit-at-a-time mode.
10444 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10446 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10448 2008-01-08 Richard Guenther <rguenther@suse.de>
10450 PR middle-end/31863
10451 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10452 out early if the result will be unused.
10454 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10459 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10460 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10463 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10465 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10466 for vectorization tuned.
10468 2008-01-08 Richard Guenther <rguenther@suse.de>
10470 PR tree-optimization/34683
10471 * tree-ssa-operands.c (operand_build_cmp): Export.
10472 * tree-ssa-operands.h (operand_build_cmp): Declare.
10473 * tree-vn.c (vuses_compare): Remove.
10474 (sort_vuses): Use operand_build_cmp.
10475 (sort_vuses_heap): Likewise.
10476 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10477 to re-use old VEC if available. Do not sort already sorted VUSEs.
10478 (vdefs_to_vec): Do not sort already sorted VDEFs.
10480 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10482 PR middle-end/34694
10483 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10485 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10488 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10489 limitations of reciprocal sequences on x86 targets.
10491 2008-01-08 Richard Guenther <rguenther@suse.de>
10493 PR tree-optimization/34683
10494 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10496 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10499 * config/darwin.c (darwin_mergeable_string_section): Don't use
10500 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10502 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10505 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10506 negxf2. Macroize expander using X87MODEF mode iterator. Change
10507 predicates of op0 and op1 to register_operand.
10508 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10509 expander using X87MODEF mode iterator. Change predicates of
10510 op0 and op1 to register_operand.
10511 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10512 corresponding patterns and macroize using MODEF macro. Change
10513 predicates of op0 and op1 to register_operand and remove
10514 "m" constraint. Disparage "r" alternative with "!".
10515 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10516 macroize using X87MODEF macro. Change predicates of op0 and op1
10517 to register_operand and remove "m" constraint. Disparage "r"
10518 alternative with "!".
10519 (absneg splitter with memory operands): Remove.
10520 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10521 patterns and macroize using X87MODEF mode iterator.
10522 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10523 Change predicate of op1 to register_operand.
10524 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10525 for memory operands.
10527 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10529 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10531 2008-01-07 Richard Guenther <rguenther@suse.de>
10533 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10536 2008-01-07 Richard Guenther <rguenther@suse.de>
10538 PR tree-optimization/34683
10539 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10540 VOPs of the needed size to save memory. Use VEC_quick_push
10541 to save compile-time.
10542 (vdefs_to_vec): Likewise.
10544 2008-01-07 Sa Liu <saliu@de.ibm.com>
10546 * config/spu/spu.md (divdf3): Genetate inline code for double
10547 division. The implementation doesn't handle INF or NAN, therefore it
10548 only applies when -ffinite-math-only is given.
10550 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10553 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10554 * doc/cpp.texi ([Common Predefined Macros]): Document.
10556 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10558 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10559 order to use commutative addition instead of subtraction.
10561 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10562 Mircea Namolaru <namolaru@il.ibm.com>
10563 Vladimir Yanovsky <yanov@il.ibm.com>
10564 Revital Eres <eres@il.ibm.com>
10566 PR tree-optimization/34263
10567 * tree-outof-ssa.c (process_single_block_loop_latch,
10568 contains_tree_r): New functions.
10569 (analyze_edges_for_bb): Call process_single_block_loop_latch
10570 function to empty single-basic-block latch block if possible.
10572 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10574 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10576 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10578 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10580 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10582 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10584 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10586 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10588 PR tree-optimization/34618
10589 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10592 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10595 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10596 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10597 Update copyright year.
10599 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10600 Update copyright year.
10601 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10604 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10606 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10607 edge does not point to current bb before changing need_assert.
10609 2008-01-04 Richard Guenther <rguenther@suse.de>
10611 PR middle-end/34029
10612 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10613 for verifying purposes if they are is_gimple_min_invariant.
10615 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10617 PR tree-optimization/34448
10618 PR tree-optimization/34465
10619 * gimplify.c (gimplify_init_constructor): Add new parameter
10620 notify_temp_creation. Use it.
10621 (gimplify_modify_expr_rhs): Take volatiles into account when
10622 optimizing constructors.
10623 Do not optimize constructors if gimplify_init_constructor will dump to
10625 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10626 * gcc.c-torture/compile/pr34448.c: New.
10628 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10630 PR gcov-profile/34609
10631 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10632 return_slot if result is TREE_ADDRESSABLE.
10634 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10636 * config/mips/mips.md (sqrt_condition): Tweak comment.
10637 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10639 2008-01-03 Tom Tromey <tromey@redhat.com>
10642 * c-common.c (c_type_hash): Handle VLAs.
10644 2008-01-03 Jan Hubicka <jh@suse.cz>
10646 PR tree-optimization/31081
10647 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10648 0 when inlining and not inlining to first basic block.
10649 (remap_decl): When var is initialized to 0, don't set default_def.
10650 (expand_call_inline): Set entry_bb.
10651 * tree-inline.h (copy_body_data): Add entry_bb.
10653 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10656 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10659 PR tree-optimization/29484
10660 * tree-inline.c (inline_forbidden_p_2): New function.
10661 (inline_forbidden_p): Disallow inlining if some static var
10662 has an address of a local LABEL_DECL in its initializer.
10663 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10666 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10668 PR tree-optimization/34635
10669 * tree-data-ref.c (add_other_self_distances): Make sure that the
10670 evolution step is constant.
10672 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10674 PR middle-end/34608
10675 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10677 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10679 * tree-sra.c (scalarize_init): Insert the generate_element_init
10680 statements after the generate_element_zero statements.
10682 2008-01-02 Richard Guenther <rguenther@suse.de>
10684 PR middle-end/34093
10685 PR middle-end/31976
10686 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10687 for very large number of operands instead of ICEing.
10689 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10692 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10693 while stack probing.
10695 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10697 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10700 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10702 PR libmudflap/26442
10703 * tree-mudflap.c (mx_register_decls): Guard warning by
10704 !DECL_ARTIFICIAL check.
10706 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10708 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10709 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10710 sse5_perm<mode>): Fix constraints.