1 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3 * config/s390/s390.md: Replace all occurences of the 'm'
6 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
10 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18 * reload.c: (find_reloads): Skip alternatives according to the
19 "enabled" attribute. Constify the constraint variable.
20 * recog.c (get_attr_enabled): Add default implementation.
21 (extract_insn): Set the alternative_enabled_p array
22 in the recog_data struct.
23 (preprocess_constraints, constrain_operands): Skip
24 alternatives according to the "enabled" attribute
25 * recog.h (struct recog_data): New field alternative_enabled_p.
26 (skip_alternative): New inline function.
27 * regclass.c: (record_operand_costs): Check the "enabled"
29 (record_reg_classes): Skip alternative according to the
32 * doc/md.texi: Add documention for the "enabled" attribute.
34 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
36 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
37 * postreload.c (reload_cse_simplify_operands): Replace 'm'
38 constraint with TARGET_MEM_CONSTRAINT.
39 * recog.c (asm_operand_ok, preprocess_constraints,
40 constrain_operands): Likewise.
41 * regclass.c (record_reg_classes): Likewise.
42 * reload.c (find_reloads, alternative_allows_const_pool_ref):
44 * reload1.c (maybe_fix_stack_asms): Likewise.
45 * stmt.c (parse_output_constraint, parse_input_constraint):
47 * recog.h: Adjust comment.
48 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
49 * genoutput.c (note_constraint): Don't emit error for 'm'
51 * doc/md.texi: Add a note to description of 'm' constraint.
52 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
54 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
56 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
57 that the bitfield is of integral type before testing its precision.
59 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
60 Sa Liu <saliu@de.ibm.com>
62 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
63 __modti3, __udivti3, __umodti3 and __udivmodti4.
64 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
65 that implement TImode mul and div functions.
66 * config/spu/multi3.c: New. Implement __multi3.
67 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
68 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
71 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
73 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
74 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
75 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
76 tls_sysv_suffix): New mode and mode attribute iterators.
77 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
78 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
79 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
80 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
81 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
84 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
86 PR tree-optimization/36329
87 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
88 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
89 * cgraphbuild.c (initialize_inline_failed): Use the latter
90 macro in lieu of the former.
91 * ipa-inline.c (cgraph_mark_inline): Likewise.
92 (cgraph_decide_inlining_of_small_function): Likewise.
93 (cgraph_decide_inlining): Likewise.
94 (cgraph_decide_inlining_incrementally): Likewise.
96 2008-05-26 Tristan Gingold <gingold@adacore.com>
97 Anatoly Sokolov <aesok@post.ru>
99 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
100 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
101 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
102 optimization for 'avr6' architecture.
104 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
107 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
109 2008-05-26 Richard Guenther <rguenther@suse.de>
111 * tree-ssa-sccvn.c (expr_has_constants): Declare.
112 (visit_reference_op_load): Initialize VN_INFO->has_constants
115 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
118 * caller-save.c (insert_restore): Verify alignment of spill
120 (insert_save): Likewise.
122 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
124 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
125 (STACK_SLOT_ALIGNMENT): Likewise.
127 * function.c (LOCAL_ALIGNMENT): Removed.
128 (get_stack_local_alignment): New.
129 (assign_stack_local): Use it. Set alignment on stack slot.
130 (assign_stack_temp_for_type): Use get_stack_local_alignment.
132 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
133 (STACK_SLOT_ALIGNMENT): New.
135 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
136 stack slot in XFmode.
138 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
140 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
143 * config/i386/i386.md (allocate_stack_worker_64): Make sure
144 argument operand in rax isn't removed.
146 2008-05-26 Richard Guenther <rguenther@suse.de>
149 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
150 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
152 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
155 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
157 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
159 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
160 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
162 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
164 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
165 build a trampoline if we don't want one.
166 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
167 return zero for nested functions if we don't want a trampoline.
169 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
171 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
173 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
176 * c.opt: Removed undocumented option '-lang-fortran'.
177 * c-common.h: Removed global variable 'lang_fortran'.
178 * c-opts.c (c_common_handle_option): Removed code to handle
179 option '-lang-fortran'. Updated includes.
180 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
181 definition of '__GFORTRAN__'.
182 (define__GNUC__): Reimplemented to use BASEVER and
183 cpp_define_formatted.
184 (builtin_define_with_value_n): Removed.
185 * c-incpath.h: Renamed to ...
186 * incpath.h: ... this.
187 * c-incpath.c: Renamed to ...
188 * incpath.c: ... this. Updated includes.
189 * fix-header.c: Updated includes.
190 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
191 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
192 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
194 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
196 * tree.h: Update the table of flags used on tree nodes.
197 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
198 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
199 (FORCED_LABEL): Add access check.
200 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
201 (ASM_INPUT_P): Likewise.
202 (ASM_VOLATILE_P): Likewise.
203 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
204 (OMP_SECTION_LAST): Access private_flag directly.
205 (OMP_RETURN_NOWAIT): Likewise.
206 (OMP_PARALLEL_COMBINED): Likewise.
207 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
208 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
209 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
210 deprecated_flag directly.
212 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
214 * final.c (frame_pointer_needed): Removed.
215 * flags.h (frame_pointer_needed): Likewise.
217 * function.h (rtl_data): Add frame_pointer_needed.
218 (frame_pointer_needed): New.
220 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
222 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
224 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
226 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
229 2008-05-25 Alan Modra <amodra@bigpond.net.au>
231 * c-common.c (strip_array_types): Move function to..
233 (get_inner_array_type): Delete.
234 * c-common.h (strip_array_types): Move declaration to..
236 (get_inner_array_type): Delete.
237 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
238 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
239 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
240 * config/pa/pa.c (emit_move_sequence): Likewise.
242 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
244 * config/i386/i386.md (*sse_prologue_save_insn): Set length
247 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
249 * function.c: Include target hook for nonlocal_goto frame value.
251 2008-05-24 Richard Guenther <rguenther@suse.de>
253 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that
254 a scalar variable can be only accessed through a pointer
257 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
259 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
260 * doc/extend.texi: Likewise.
262 2008-05-23 DJ Delorie <dj@redhat.com>
264 * config/m32c/jump.md (untyped_call): Add.
266 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
268 (m32c_address_cost): Detail costs for indirect offsets.
270 2008-05-23 Rafael Espindola <espindola@google.com>
272 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
273 if a node is a SUBREG.
274 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
277 2008-05-23 Paul Brook <paul@codesourcery.com>
278 Carlos O'Donell <carlos@codesourcery.com>
280 * doc/extend.texi: Clarify use of __attribute__((naked)).
281 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
282 * target.h (gcc_target): Add allocate_stack_slots_for_args.
283 * function.c (use_register_for_decl): Use
284 targetm.calls.allocate_stack_slots_for_args.
285 * target-def.h (TARGET_CALLS): Add
286 TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
287 * config/arm/arm.c (arm_allocate_stack_slots_for_args):
289 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
291 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
293 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
295 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
297 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
298 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
299 is only rounded once.
301 2008-05-23 Richard Guenther <rguenther@suse.de>
303 * tree-ssa-operands.c (mark_difference_for_renaming): Use
306 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
307 Jakub Jelinek <jakub@redhat.com>
310 * configure.ac: Handle --enable-cld.
311 * configure: Regenerated.
312 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
313 * config/i386/i386.h (struct machine_function): Add needs_cld field.
314 (ix86_current_function_needs_cld): New define.
315 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
316 (cld): New isns pattern.
317 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
318 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
319 * config/i386/i386.opt (mcld): New option.
320 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
321 TARGET_CLD and ix86_current_function_needs_cld.
322 (override_options): Use -mcld by default for 32-bit code if
325 * doc/install.texi (Options specification): Document --enable-cld.
326 * doc/invoke.texi (Machine Dependent Options)
327 [i386 and x86-64 Options]: Add -mcld option.
328 (Intel 386 and AMD x86-64 Options): Document -mcld option.
330 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
331 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
332 (return_in_memory_64): Likewise.
333 (return_in_memory_ms_64): Likewise.
335 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
337 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
338 * builtins.c (fold_builtin_fpclassify): New.
339 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
340 * builtins.def (BUILT_IN_FPCLASSIFY): New.
341 * c-common.c (handle_type_generic_attribute): Adjust to accept
342 fixed arguments before an elipsis.
343 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
344 * doc/extend.texi: Document __builtin_fpclassify.
346 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
348 * omp-low.c (gate_expand_omp_ssa): Remove.
349 (pass_expand_omp_ssa): Remove.
350 (gate_expand_omp): Do not check for flag_openmp_ssa.
351 * common.opt (-fopenmp-ssa): Remove.
352 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
354 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
356 * config/sh/sh.opt (mfixed-range): New option.
357 * config/sh/sh-protos.h (sh_fix_range): Declare.
358 * config/sh/sh.c (sh_fix_range): New function.
359 * config/sh/sh.h (sh_fixed_range_str): Declare.
360 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
362 * doc/invoke.texi (SH Options): Document -mfixed-range.
364 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
366 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
367 it before the redeclaration.
369 2008-05-22 Anatoly Sokolov <aesok@post.ru>
371 * config/avr/avr.c (get_sequence_length): Add new function.
372 (expand_prologue, expand_epilogue): Remove duplicate code.
374 2008-05-22 Rafael Espindola <espindola@google.com>
376 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
379 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
381 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
382 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
384 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
385 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
386 (vect_update_misalignment_for_peel): Likewise.
387 (vector_alignment_reachable_p): Likewise.
388 * tree-vect-transform.c (vectorizable_load): Likewise.
389 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
390 (get_vectype_for_scalar_type): Pass mode of scalar_type
391 to UNITS_PER_SIMD_WORD.
393 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
394 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
395 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
396 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
397 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
399 2008-05-22 Ira Rosen <irar@il.ibm.com>
401 PR tree-optimization/36293
402 * tree-vect-transform.c (vect_transform_strided_load): Don't check
403 if the first load must be skipped because of a gap.
405 2008-05-22 Richard Guenther <rguenther@suse.de>
407 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
408 more cases of offset disambiguation that is possible if
409 strict-aliasing rules apply.
410 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
411 for basic offset and type-based disambiguation.
413 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
415 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
416 ix86_expand_vector_set on V16QImode for SSE4.1.
418 2008-05-21 Tom Tromey <tromey@redhat.com>
420 * c.opt (Wimport): Mark as undocumented.
421 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
423 (Warning Options): Likewise.
424 * doc/cppopts.texi: Don't mention -Wimport.
426 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
428 PR tree-optimization/36287
429 PR tree-optimization/36286
430 * lambda-code.c (build_access_matrix): Do not use the loop->num
431 for computing the number of induction variables: use the loop depth
434 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
437 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
438 option -f(no-)leading-underscore.
440 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
442 * config/i386/i386.c (ix86_expand_vector_init_general): Use
443 GET_MODE_NUNITS (mode).
445 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
447 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
448 (-mmulhw): Add 464 to description.
450 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
451 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
453 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
454 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
455 * config/rs6000/rs6000.md: Update comments for 464.
457 2008-05-21 Janis Johnson <janis187@us.ibm.com>
459 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
461 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
463 * config/i386/sse.md (vec_extractv4sf): Removed.
464 (vec_extractv2df): Likewise.
465 (vec_extractv2di): Likewise.
466 (vec_extractv4si): Likewise.
467 (vec_extractv8hi): Likewise.
468 (vec_extractv16qi): Likewise.
469 (vec_extract<mode>): New.
471 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
473 * config/i386/sse.md (vec_setv4sf): Removed.
474 (vec_setv2df): Likewise.
475 (vec_setv2di): Likewise.
476 (vec_setv4si): Likewise.
477 (vec_setv8hi): Likewise.
478 (vec_setv16qi): Likewise.
479 (vec_set<mode>): New.
481 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
483 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
484 goto for vec_concat and vec_interleave.
486 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
488 * config/i386/sse.md (vec_initv4sf): Removed.
489 (vec_initv2df): Likewise.
490 (vec_initv2di): Likewise.
491 (vec_initv4si): Likewise.
492 (vec_initv8hi): Likewise.
493 (vec_initv16qi): Likewise.
494 (vec_init<mode>): New.
496 2008-05-21 Joseph Myers <joseph@codesourcery.com>
498 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
500 2008-05-21 Tom Tromey <tromey@redhat.com>
502 * ggc-zone.c (lookup_page_table_if_allocated): New function.
503 (zone_find_object_offset): Likewise.
504 (gt_ggc_m_S): Likewise.
505 (highest_bit): Likewise.
506 * ggc-page.c (gt_ggc_m_S): New function.
507 * stringpool.c (string_stack): Remove.
508 (init_stringpool): Update.
509 (ggc_alloc_string): Use ggc_alloc.
510 (maybe_delete_ident): New function.
511 (ggc_purge_stringpool): Likewise.
512 (gt_ggc_m_S): Remove.
513 * ggc-common.c (ggc_protect_identifiers): New global.
514 (ggc_mark_roots): Call ggc_purge_stringpool. Use
515 ggc_protect_identifiers.
516 * ggc.h (ggc_protect_identifiers): Declare.
517 (gt_ggc_m_S): Update.
518 (ggc_purge_stringpool): Declare.
519 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
520 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
522 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
524 2008-05-21 David S. Miller <davem@davemloft.net>
526 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
529 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
531 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
534 2008-05-20 David Daney <ddaney@avtrex.com>
536 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
537 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
538 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
539 UNSPEC_UPDATE_GOT_VERSION): Renumber.
540 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
541 (atomic_hiqi_op): New define_code_iterator.
542 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
543 mips_expand_compare_and_swap_12.
544 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
545 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
546 (sync_<optab><mode>, sync_old_<optab><mode>,
547 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
548 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
549 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
550 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
551 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
552 (test_and_set_12): New insn.
553 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
554 sync_new_<optab><mode>, sync_old_nand<mode>,
555 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
556 clobber to operand 0 for SI and DI mode insns.
557 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
558 mips_gen_fn_4): New typedefs.
559 (mips_gen_fn_ptrs): Define new union type.
560 (mips_expand_compare_and_swap_12): Remove declaration.
561 (mips_expand_atomic_qihi): Declare function.
562 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
563 (mips_expand_atomic_qihi): ... this. Use new generator function
565 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
566 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
567 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
568 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
569 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
570 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
571 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
572 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
573 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
574 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
575 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
576 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
578 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
580 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
583 2008-05-20 Anatoly Sokolov <aesok@post.ru>
585 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
586 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
587 (avr_attribute_table): Add 'OS_main' function attribute.
588 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
589 functions with 'OS_main' attribute.
591 2008-05-20 Richard Guenther <rguenther@suse.de>
593 PR tree-optimization/35204
594 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
595 helper, split out from ...
596 (DFS): ... here. Make the DFS walk non-recursive.
598 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
599 Jan Sjodin <jan.sjodin@amd.com>
601 PR tree-optimization/36181
602 * tree-parloops.c (loop_has_vector_phi_nodes): New.
603 (parallelize_loops): Don't parallelize when the loop has vector
606 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
607 Sebastian Pop <sebastian.pop@amd.com>
609 * tree-loop-linear.c (gather_interchange_stats): Look in the access
610 matrix, and never look at the tree representation of the memory
612 (linear_transform_loops): Computes parameters and access matrices.
613 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
615 (access_matrix_get_index_for_parameter): New.
616 * tree-data-ref.h (struct access_matrix): New.
617 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
618 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
619 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
620 am_vector_index_for_loop): New.
621 (struct data_reference): Add field access_matrix.
622 (DR_ACCESS_MATRIX): New.
623 (compute_data_dependences_for_loop): Update declaration.
624 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
625 * lambda.h (lambda_vector_vec_p): Declared.
626 * lambda-code.c: Depend on pointer-set.h.
627 (lambda_collect_parameters_from_af, lambda_collect_parameters,
628 av_for_af_base, av_for_af, build_access_matrix,
629 lambda_compute_access_matrices): New.
630 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
632 2008-05-20 Joseph Myers <joseph@codesourcery.com>
634 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
637 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
638 Sebastian Pop <sebastian.pop@amd.com>
640 PR tree-optimization/36206
641 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
643 (instantiate_scev_1): Rename flags to fold_conversions.
644 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
645 outeside instantiation_loop.
646 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
647 (evolution_function_is_affine_or_constant_p): Removed.
648 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
650 (analyze_siv_subscript): Pass in the loop nest number.
651 Call evolution_function_is_affine_in_loop instead of
652 evolution_function_is_affine_p.
653 (analyze_overlapping_iterations): Pass in the loop nest number.
655 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
656 Sebastian Pop <sebastian.pop@amd.com>
658 PR tree-optimization/36206
659 * tree-chrec.h (chrec_fold_op): New.
660 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
663 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
665 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
667 (remove_duplicates): Do not set inode on non-inode systems.
670 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
672 * config.gcc (tm_file): Update comments about relative pathnames.
674 2008-05-20 Richard Guenther <rguenther@suse.de>
676 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
677 * tree-ssa-sccvn.c (process_scc): Likewise.
678 * tree-ssa-sink.c (execute_sink_code): Likewise.
679 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
680 * tree-vrp.c (process_assert_insertions): Likewise.
681 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
682 (perform_tree_ssa_dce): Likewise.
683 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
684 (dump_dominator_optimization_stats): Likewise.
685 * tree-vectorizer.c (vectorize_loops): Likewise.
687 2008-05-20 Richard Guenther <rguenther@suse.de>
689 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
691 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
693 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
694 (ix86_i386elf_return_in_memory): Likewise.
695 (ix86_i386interix_return_in_memory): Likewise.
696 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
697 (SUBTARGET_RETURN_IN_MEMORY): New.
698 * config/i386/i386elf.h: Likewise.
699 * config/i386/ptx4-i.h: Likewise.
700 * config/i386/sol2-10.h: Likewise.
701 * config/i386/sysv4.h: Likewise.
702 * config/i386/vx-common.h: Likewise.
703 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
704 * config/i386/i386.c (ix86_return_in_memory): Made static and
705 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
706 (ix86_i386elf_return_in_memory): Removed.
707 (ix86_i386interix_return_in_memory): Removed.
708 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
709 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
711 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
713 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
715 2008-05-19 Xinliang David Li <davidxl@google.com>
717 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
720 * doc/invoke.texi: Ditto.
722 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
724 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
725 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
727 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
729 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
730 sizes of operand array from 8/4 to 4/2.
731 (ix86_expand_vector_init_general): Change size of operand array
732 from 32 to 16. Remove op0, op1 and half_mode.
734 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
736 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
737 (ix86_expand_vector_init_interleave): Likewise.
738 (ix86_expand_vector_init_general): Use them. Assert word_mode
739 == SImode when n_words == 4.
741 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
743 * config/i386/i386.c (ix86_secondary_reload): New static function.
744 (TARGET_SECONDARY_RELOAD): New define.
745 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
746 * config/i386/i386.md (reload_outqi): Remove.
748 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
751 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
752 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
753 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
754 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
755 (fold_builtin_1): Likewise.
756 * builtins.def (BUILT_IN_ISINF_SIGN): New.
757 c-common.c (check_builtin_function_arguments): Handle
759 * doc/extend.texi: Document __builtin_isinf_sign.
760 * fold-const.c (operand_equal_p): Handle COND_EXPR.
762 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
764 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
765 EH cleanup at the end of the pass, search for those that have been
766 turned into forwarder blocks and do the cleanup on their successor.
768 2008-05-18 Richard Guenther <rguenther@suse.de>
770 * tree-cfg.c (verify_gimple_expr): Allow conversions from
771 pointers to sizetype and vice versa.
773 2008-05-18 Xinliang David Li <davidxl@google.com>
775 * gcc/tree-ssa-dce.c: Coding style fix.
776 (check_pow): Documentation comment.
777 (check_log): Documenation comment. Coding style fix.
778 (is_unnecessary_except_errno_call): Ditto.
779 (gen_conditions_for_pow): Ditto.
780 (gen_conditions_for_log): Ditto.
781 (gen_shrink_wrap_conditions): Ditto.
782 (shrink_wrap_one_built_in_calls): Ditto.
783 * gcc/doc/invoke.texi: Better documentation string.
784 * ChangeLog: Fix wrong change log entries from
785 May 17 checkin on function call DCE.
787 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
789 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
791 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
793 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
794 * df-problems.c (simulation routines): Fixed block comment to
795 properly say how to add forwards scanning functions.
797 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
799 * tree-inline.c (setup_one_parameter): Remove dead code.
801 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
803 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
804 a BIT_AND_EXPR only for an INTEGER_TYPE.
806 2008-05-17 Xinliang David Li <davidxl@google.com>
808 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
809 (check_pow, check_log, is_unnecessary_except_errno_call): New
810 functions to check for eliminating math functions that are pure
811 except for setting errno.
812 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
813 general condition expressions for shrink-wrapping pow/log calls.
814 (gen_shrink_wrap_conditions): Ditto.
815 (shrink_wrap_one_built_in_call): Ditto.
816 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
817 (mark_operand_necessary): If debugging, output if OP is necessary.
818 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
820 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
822 * gcc/common.opt: New user flag -ftree-builtin-dce.
823 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
825 2008-05-16 David S. Miller <davem@davemloft.net>
827 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
828 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
830 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
833 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
835 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
837 * ifcvt.c (dead_or_predicable): Rename
838 df_simulate_one_insn_backwards to df_simulate_one_insn.
839 * recog.c (peephole2_optimize): Ditto.
840 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
842 * df.h: Rename df_simulate_one_insn_backwards to
843 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
844 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
845 scanning of defs and uses.
846 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
847 (df_simulate_one_insn_forwards): Removed.
849 2008-05-16 Doug Kwan <dougkwan@google.com>
851 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
853 (real_from_string): Handle NaNs and Inf as approriate.
855 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
857 * doc/gty.texi (Source Files Containing Type Information): Note
858 that headers should appear first in the gtfiles list.
860 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
862 * tree.def (COND_EXEC): Properly documented this code.
864 2008-05-16 Diego Novillo <dnovillo@google.com>
866 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
867 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
870 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
872 * tree-ssa-dse (max_stmt_uid): Removed.
873 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
874 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
875 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
876 * function.h (cfun.last_stmt_uid): New field.
877 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
878 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
880 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
881 (create_stmt_ann): Initialize the ann->uid field.
882 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
884 * tree-flow.h (renumber_gimple_stmt_uids): New function.
886 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
888 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
889 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
890 (init_empty_tree_cfg): Call it.
892 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
894 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
897 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
899 * doc/invoke.text (-fdump-tree-*-verbose): New option.
900 * tree-dump.c (dump_options): New verbose option.
901 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
903 * tree-pass.h (TDF_VERBOSE): New dump flag.
904 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
905 (tree-flow.h): Added include.
906 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
908 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
910 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
912 From Jie Zhang <jie.zhang@analog.com>
913 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
914 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
915 mcpu=bf561-none and mcpu=bf561-0.2.
916 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
917 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
918 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
919 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
920 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
921 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
922 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
924 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
925 (cputype_selected): Remove.
926 (bfin_handle_option): Don't use cputype_selected.
927 (override_options): When no mcpu option, enable all workarounds.
928 Don't use bfin_workarounds.
929 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
931 (DEFAULT_CPU_TYPE): Don't define.
933 2008-05-16 Richard Guenther <rguenther@suse.de>
935 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
936 on deletion of the last stmt.
938 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
940 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
941 V8HImode for SSE2 and V16QImode for SSE4.1.
943 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
945 * cgraph.h (compute_inline_parameters): Made public.
946 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
947 variable_generate_summary, function_write_summary,
948 variable_write_summary, variable_read_summary. Added generate_summary,
949 write_summary, read_summary.
950 * cgraphunit.c (cgraph_process_new_functions): Changed call from
951 pass_ipa_inline.function_generate_summary, to
952 compute_inline_parameters.
953 * ipa-inline.c (compute_inline_parameters): Made public and added
955 (compute_inline_parameters_for_current): New function.
956 (pass_inline_param): Now calls compute_inline_parameters_for_current.
957 (inline_generate_summary): Removed parameter and made to loop over
959 (pass_ipa_inline): Updated for new IPA_PASS structure.
960 * passes.c (execute_ipa_summary_passes): Now is called once per
961 pass rather than once per node*pass.
963 2008-05-15 Anatoly Sokolov <aesok@post.ru>
965 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
966 avr_have_mul_p, avr_asm_only_p): Remove variables.
967 (avr_override_options): Remove initialization of removed variables.
968 (avr_file_start): Convert removed variables to fields of
969 'struct base_arch_s *avr_current_arch'.
970 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
971 (AVR_HAVE_MUL): (Ditto.).
972 (AVR_HAVE_MOVW): (Ditto.).
973 (AVR_HAVE_LPMX): (Ditto.).
974 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
975 avr_asm_only_p): Remove declaration.
977 2008-05-15 Diego Novillo <dnovillo@google.com>
979 * config/arm/arm.c (arm_return_in_memory): Fix return type.
980 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
982 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
985 * combine.c (check_conversion): Rename back to check_promoted_subreg.
986 Don't call record_truncated_value from here.
987 (record_truncated_value): Turn it into a for_each_rtx callback.
988 (record_truncated_values): New function.
989 (combine_instructions): Call note_uses with record_truncated_values.
990 Change name of check_conversion to check_promoted_subreg.
992 2008-05-15 Janis Johnson <janis187@us.ibm.com>
994 * doc/sourcebuild.texi: Document support for torture tests.
996 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
998 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
999 to alternative 4 of operand 2.
1001 2008-05-15 Richard Guenther <rguenther@suse.de>
1003 * tree-pass.h (current_pass): Declare.
1004 (get_pass_for_id): Likewise.
1005 * passes.c (passes_by_id, passes_by_id_size): New globals.
1006 (set_pass_for_id): New function.
1007 (get_pass_for_id): Likewise.
1008 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1009 (execute_function_todo): Flush per function statistics.
1010 * toplev.c (compile_file): Init statistics.
1011 (general_init): Do early statistics initialization.
1012 (finalize): Finish statistics.
1013 * statistics.h (statistics_early_init): Declare.
1014 (statistics_init): Likewise.
1015 (statistics_fini): Likewise.
1016 (statistics_fini_pass): Likewise.
1017 (statistics_counter_event): Likewise.
1018 (statistics_histogram_event): Likewise.
1019 * statistics.c: New file.
1020 * Makefile.in (OBJS-common): Add statistics.o.
1021 (statistics.o): Add dependencies.
1022 * doc/invoke.texi (-fdump-statistics): Document.
1024 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1026 (execute_pre): Use statistics_counter_event.
1027 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1028 (substitute_and_fold): Increment it. Use statistics_counter_event.
1030 2008-05-15 Diego Novillo <dnovillo@google.com>
1032 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1034 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1035 * tree-ssa-alias.c (new_type_alias): Remove references to
1036 sub-variables from comment.
1037 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1039 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1041 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1042 attribute to 1 only for insertps alternative.
1044 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1046 * config/bfin/bfin.md (loadbytes): New pattern.
1047 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1048 (bfin_init_builtins): Initialize it.
1049 (bdesc_1arg): Add it.
1051 2008-05-15 Sa Liu <saliu@de.ibm.com>
1053 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1054 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1055 * testsuite/lib/target-supports.exp: Add
1056 check_effective_target_fortran_integer_16.
1058 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1060 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1061 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1062 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1063 (TARGET_RETURN_IN_MEMORY): Define.
1065 2008-05-15 Richard Guenther <rguenther@suse.de>
1068 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1069 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1070 represent unmodifiable vars.
1072 2008-05-15 Richard Guenther <rguenther@suse.de>
1074 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1075 INDIRECT_REF and TARGET_MEM_REF.
1076 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1079 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1080 H.J. Lu <hongjiu.lu@intel.com>
1082 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1083 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1084 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1085 insn alternatives. Add missing alternatives.
1086 (*vec_concatv2di_rex64_sse4_1): Likewise.
1087 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1088 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1091 2008-05-15 Richard Guenther <rguenther@suse.de>
1093 PR tree-optimization/36009
1094 PR tree-optimization/36204
1095 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1096 (determine_invariantness_stmt): Record the loop a store is
1098 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1101 2008-05-15 Richard Guenther <rguenther@suse.de>
1103 PR tree-optimization/34330
1104 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1105 through the pointer will alias the SMT.
1107 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1109 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1111 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1113 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1115 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1116 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1118 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1119 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1120 (vashl_optab): New optab for vector/vector shifts.
1121 (vashr_optab): Ditto.
1122 (vlshr_optab): Ditto.
1123 (vrotl_optab): Ditto.
1124 (vrotr_optab): Ditto.
1125 (optab_subtype): New enum for optab_for_tree_code call.
1126 (optab_for_tree_code): Add enum optab_subtype argument.
1128 * optabs.c (optab_for_tree_code): Take an additional argument to
1129 distinguish between a vector shift by a scalar and vector shift by
1130 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1131 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1132 vector shift by a vector.
1133 (expand_widen_pattern_expr): Pass additional argument to
1134 optab_for_tree_code.
1136 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1137 vrotl_optab, vrotr_optab.
1139 * expr.c (expand_expr_real_1): Update calls to
1140 optab_for_tree_code to distinguish between vector shifted by a
1141 scalar and vector shifted by a vector.
1142 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1143 (supportable_narrowing_operation): Ditto.
1144 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1145 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1146 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1147 (vect_create_epilog_for_reduction): Ditto.
1148 (vectorizable_reduction): Ditto.
1149 (vectorizable_operation): Ditto.
1150 (vect_strided_store_supported): Ditto.
1151 (vect_strided_load_supported): Ditto.
1152 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1153 * expmed.c (expand_shift): Ditto.
1155 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1157 (ashr@var{m}3): Ditto.
1158 (vashl@var{m}3): Document new vector/vector shift standard name.
1159 (vashr@var{m}3): Ditto.
1160 (vlshr@var{m}3): Ditto.
1161 (vrotl@var{m}3): Ditto.
1162 (vrotr@var{m}3): Ditto.
1164 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1165 (PPERM_INVERT): Ditto.
1166 (PPERM_REVERSE): Ditto.
1167 (PPERM_REV_INV): Ditto.
1168 (PPERM_ZERO): Ditto.
1169 (PPERM_ONES): Ditto.
1170 (PPERM_SIGN): Ditto.
1171 (PPERM_INV_SIGN): Ditto.
1172 (PPERM_SRC1): Ditto.
1173 (PPERM_SRC2): Ditto.
1175 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1176 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1177 allows a memory operand to be the value being added, and split it
1178 to improve vectorization.
1179 (sse5_pmacsdqh_mem): Ditto.
1180 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1181 (sse5_mulv2div2di3_high): Ditto.
1182 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1183 (vec_pack_trunc_v4si): Ditto.
1184 (vec_pack_trunc_v2di): Ditto.
1185 (sse5_pcmov_<mode>): Remove code that tried to use use
1186 andps/andnps instead of pcmov.
1187 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1188 pmacsdqh instructions.
1189 (vec_widen_smult_lo_v4si): Ditto.
1191 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1192 (PPERM_INVERT): Ditto.
1193 (PPERM_REVERSE): Ditto.
1194 (PPERM_REV_INV): Ditto.
1195 (PPERM_ZERO): Ditto.
1196 (PPERM_ONES): Ditto.
1197 (PPERM_SIGN): Ditto.
1198 (PPERM_INV_SIGN): Ditto.
1199 (PPERM_SRC1): Ditto.
1200 (PPERM_SRC2): Ditto.
1201 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1203 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1205 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1206 says ignore whether the last reference is a memory operand.
1208 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1209 Paolo Bonzini <bonzini at gnu dot org>
1211 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1214 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1215 (vlshr<mode>3): Rename from vlshr<mode>3.
1216 (vashr<mode>3): Rename from vashr<mode>3.
1217 (mulv4sf3): Change the names of vector shift patterns.
1221 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1224 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1249 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1250 (floatunssidf2_internal): Change vector/vector shift names.
1251 (floatunsdidf2_internal): Ditto.
1258 (vashl<mode>3): Rename from ashl<mode>3.
1259 (vashr<mode>3): Rename from ashr<mode>3.
1260 (vlshr<mode>3): Rename from lshr<mode>3.
1261 (vrotl<mode>3): Rename from rotl<mode>3.
1263 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1266 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1267 multiply gives the wrong value when doing widening multiplies.
1268 (vec_widen_smult_lo_v4si): Ditto.
1270 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1272 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1273 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1274 emit_library_call_value.
1275 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1276 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1277 * calls.c (initialize_argument_information, precompute_arguments,
1278 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1279 (precompute_arguments): Removed flags parameter.
1280 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1282 2008-05-14 Richard Guenther <rguenther@suse.de>
1284 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1285 Make sure to register the store if the use is a PHI_NODE.
1287 2008-05-14 Olivier Hainque <hainque@adacore.com>
1289 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1290 memory if the component is to be referenced in BLKmode according
1291 to get_inner_reference.
1293 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1295 * calls.c (emit_library_call_value_1): Restore code clearing
1296 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1298 2008-05-14 Olivier Hainque <hainque@adacore.com>
1299 Nicolas Roche <roche@adacore.com>
1301 * configure.ac: Add support for a "gcc_subdir" variable in
1302 config-lang.in, to denote a subdirectory where the language/GCC
1303 integration files are to be found.
1304 * configure: Regenerate.
1306 2008-05-14 Ira Rosen <irar@il.ibm.com>
1308 PR tree-optimization/36098
1309 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1310 value for the first load in the group in case of a gap.
1311 (vect_build_slp_tree): Check that there are no gaps in loads.
1313 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1315 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1316 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1317 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1318 emit_insn and remove unneeded code to construct extra args.
1319 (emit_no_conflict_block): Removed.
1320 * optabls.h: (emit_no_conflict_block): Removed.
1321 * cse.c (cse_extended_basic_block): Remove search for
1322 REG_NO_CONFLICT note.
1323 * global.c: Removed incorrect comment added in revision 117.
1324 * expr.c (convert_move): Change call to emit_no_conflict_block to
1326 * recog.c: Change comments so that they do not mention
1328 * local_alloc.c (combine_regs): Removed last parameter.
1329 (no_conflict_p): Removed.
1330 (block_alloc): Removed note, no_conflict_combined_regno and set
1331 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1332 (combine_regs): Removed already_dead and code to look for
1333 REG_NO_CONFLICT notes.
1334 * lower_subreg (remove_retval_note): Removed code to look for
1335 REG_NO_CONFLICT block.
1336 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1337 (resolve_clobber): Remove code to process libcalls that have
1338 REG_NO_CONFLICT notes.
1339 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1341 * combine.c (can_combine_p, distribute_notes): Removed
1342 REG_NO_CONFLICT case.
1343 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1345 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1346 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1348 * reg-notes.def (NO_CONFLICT): Removed.
1350 2008-05-14 David S. Miller <davem@davemloft.net>
1352 * config/sparc/sparc.c (sparc_profile_hook): If
1353 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1354 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1355 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1357 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1359 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1361 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1364 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1365 and op1 expansion before vector concat to have less live pseudos.
1367 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1369 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1370 ix86_expand_vector_set if supported.
1372 2008-05-13 Diego Novillo <dnovillo@google.com>
1373 Kenneth Zadeck <zadeck@naturalbridge.com>
1375 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1377 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1378 phinodes_print_statistics, init_ssanames, fini_ssanames,
1379 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1380 release_ssa_name, release_defs, replace_ssa_name_symbol,
1381 ssanames_print_statistics): Move ...
1382 * tree-flow.h: ... here.
1383 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1384 Use FN instead of cfun.
1385 (make_ssa_name_fn): Rename from make_ssa_name.
1386 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1387 * tree-flow-inline.h (make_ssa_name): Move from
1388 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1389 * omp-low.c (expand_omp_parallel):
1390 * tree-flow-inline.h (redirect_edge_var_map_result):
1391 * tree-ssa.c (init_tree_ssa): Add argument FN.
1392 Use it instead of cfun. Update all users.
1394 2008-05-13 Tom Tromey <tromey@redhat.com>
1396 PR preprocessor/22168:
1397 * doc/cpp.texi (Top): Update menu.
1398 (Alternatives to Wrapper #ifndef): New node.
1399 (Other Directives): Document deprecation.
1400 (Obsolete Features): Remove menu.
1401 (Assertions): Merge node into Obsolete Features.
1402 (Obsolete once-only headers): Move earlier; rename to Alternatives
1404 * doc/cppopts.texi: Update.
1405 * c.opt (Wdeprecated): Enable for C and ObjC.
1406 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1407 (C++ Dialect Options): Move -Wno-deprecated from here to...
1408 (Warning Options): ... here.
1410 2008-05-13 Richard Guenther <rguenther@suse.de>
1413 * fold-const.c (fold_sign_changed_comparison): Do not allow
1414 changes in pointer-ness.
1416 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1419 * config/sh/sh.c (sh_expand_prologue): Don't clear
1420 RTX_FRAME_RELATED_P for push insns.
1422 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1424 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1426 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1428 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1429 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1430 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1432 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1434 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1435 (*vec_concatv4sf_sse): This.
1436 (*sse2_concatv2si): Renamed to ...
1437 (*vec_concatv2si_sse2): This.
1438 (*sse1_concatv2si): Renamed to ...
1439 (*vec_concatv2si_sse): This.
1440 (*vec_concatv2di_rex): Renamed to ...
1441 (*vec_concatv2di_rex64): This.
1442 (*vec_concatv2si_sse4_1): New.
1443 (*vec_concatv2di_rex64_sse4_1): Likewise.
1445 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1447 PR rtl-optimization/36111
1448 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1449 that was created for swappable operands.
1451 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1454 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1455 * configure.ac: Add call to ACX_PROG_GNAT.
1457 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1459 * optc-gen.awk: Fix comment typo.
1461 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1463 * pretty-print.c (pp_integer_with_precision): Use
1464 HOST_LONG_LONG_FORMAT.
1466 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1468 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1470 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1472 * config/i386/i386.c (bdesc_ptest): Removed.
1473 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1474 (bdesc_args): Add __builtin_ia32_ptestz128,
1475 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1476 (ix86_init_mmx_sse_builtins): Updated.
1477 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1478 (ix86_expand_builtin): Updated.
1480 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1482 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1483 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1485 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1487 * value-prof.c (interesting_stringop_to_profile): Do not
1488 return early for BUILT_IN_MEMPCPY.
1490 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1492 * calls.c (expand_call): Don't use callgraph to increase
1493 preferred_stack_boundary.
1495 * cgraph.h (cgraph_rtl_info): Use unsigned on
1496 preferred_incoming_stack_boundary.
1498 * final.c (rest_of_clean_state): Use unsigned on
1499 preferred_stack_boundary.
1501 2008-05-09 Tom Tromey <tromey@redhat.com>
1503 PR preprocessor/22231:
1504 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1507 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1509 PR tree-optimization/36129
1510 * tree-ssa-ccp.c: Include value-prof.h.
1511 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1512 built-in function was folded to a constant.
1513 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1515 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1516 Sebastian Pop <sebastian.pop@amd.com>
1518 * tree-scalar-evolution.c: Document instantiate_scev.
1519 (instantiate_parameters_1): Renamed instantiate_scev_1.
1520 Don't use the same loop for instantiation_loop and evolution_loop.
1521 (instantiate_scev): New.
1522 (instantiate_parameters): Moved...
1523 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1524 same loop twice. Maintains the semantics for this function.
1525 * tree-scalar-evolution.h (instantiate_scev): Declare.
1526 (instantiate_parameters): ...here. Now static inline.
1527 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1528 instead of resolve_mixers.
1530 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1532 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1534 2008-05-09 Tomas Bily <tbily@suse.cz>
1536 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1537 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1538 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1539 * c-common.c (c_common_truthvalue_conversion): Likewise.
1540 * tree-object-size.c (compute_object_offset): Likewise.
1541 * tree-inline.c (estimate_num_insns_1): Likewise.
1542 * varasm.c (const_hash_1, compare_constant, copy_constant)
1543 (compute_reloc_for_constant, output_addressed_constants)
1544 (initializer_constant_valid_p): Likewise.
1545 * c-omp.c (check_omp_for_incr_expr): Likewise.
1546 * gimplify.c (gimplify_expr): Likewise.
1547 * c-typeck.c (c_finish_return): Likewise.
1548 * tree-vectorizer.c (supportable_widening_operation)
1549 (supportable_narrowing_operation): Likewise.
1550 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1551 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1552 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1553 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1554 (descr_info_loc): Likewise.
1555 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1556 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1557 (fold_unary): Likewise.
1558 * builtins.c (get_pointer_alignment): Likewise.
1559 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1560 (instantiate_parameters_1): Likewise.
1561 * tree.c (expr_align, stabilize_reference): Likewise.
1562 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1563 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1564 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1565 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1566 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1567 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1569 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1570 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1571 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1572 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1573 (forward_propagate_comparison)
1574 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1575 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1576 * emit-rtl.c (component_ref_for_mem_expr)
1577 (set_mem_attributes_minus_bitpos): Likewise.
1578 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1579 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1581 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1582 (build_function_call, pointer_diff, build_compound_expr)
1583 (c_finish_return): Likewise.
1584 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1585 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1587 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1588 * expr.c (is_aligning_offset): Likewise.
1589 * tree-ssa-alias.c (is_escape_site): Likewise.
1590 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1591 (check_all_va_list_escapes): Likewise.
1592 * tree-ssa-loop-ivopts.c (determine_base_object)
1593 (determine_common_wider_type): Likewise.
1594 * dojump.c (do_jump): Likewise.
1595 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1596 * tree-gimple.c (is_gimple_cast): Likewise.
1597 * fold-const.c (decode_field_reference, )
1598 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1599 (fold_binary): Likewise.
1600 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1601 (already_warned_in_frontend_p): Likewise.
1602 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1603 * tree.c (really_constant_p, get_unwidened): Likewise.
1604 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1605 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1606 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1608 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1610 (CONVERT_EXPR_P): Define.
1611 (CASE_CONVERT): Define.
1613 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1616 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1617 (delete_unmarked_insns): When deleting a call, call
1618 delete_unreachable_blocks.
1619 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1620 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1622 2008-05-08 Richard Guenther <rguenther@suse.de>
1624 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1625 (-ftree-salias): Likewise.
1626 (salias-max-implicit-fields): Remove param documentation.
1627 (salias-max-array-elements): Likewise.
1628 * tree-pass.h (pass_create_structure_vars): Remove.
1629 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1630 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1631 * tree-ssa-alias.c (create_structure_vars): Remove.
1632 (gate_structure_vars): Likewise.
1633 (pass_create_structure_vars): Likewise.
1634 (gate_build_alias): Likewise.
1635 (pass_build_alias): Adjust to run always and dump the function.
1636 * common.opt (ftree-salias): Hide.
1637 * passes.c (init_optimization_passes): Remove
1638 pass_create_structure_vars, adjust comment.
1639 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1640 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1641 * opts.c (decode_options): Do not set flag_tree_salias.
1642 (common_handle_option): Add OPT_ftree_salias to the backward
1643 compatibility section.
1645 2008-05-08 Richard Guenther <rguenther@suse.de>
1647 * tree-flow-inline.h (var_can_have_subvars): Move ...
1648 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1649 * tree-flow.h (var_can_have_subvars): Remove.
1650 (push_fields_onto_fieldstack): Remove.
1651 (sort_fieldstack): Likewise.
1652 (struct fieldoff): Move ...
1653 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1654 alias_set and base_for_components fields.
1655 (sort_fieldstack): Make static.
1656 (push_fields_onto_fieldstack): Likewise. Remove code that
1657 handles anything but RECORD_TYPEs. Remove alias_set and
1658 base_for_components handling.
1659 (create_variable_info_for): Adjust.
1661 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1663 * common.opt (Wframe-larger-than=): Shorten the help message
1665 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1667 2008-05-08 Rafael Espindola <espindola@google.com>
1669 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1671 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1672 trap and that both operands are gimple values.
1673 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1674 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1677 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1679 * read-rtl.c (join_c_conditions): Return the first string if the
1680 two strings are equal.
1682 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1684 * gensupport.h (pred_data): Add a "num_codes" field.
1685 (add_predicate_code): Declare.
1686 * gensupport.c (add_predicate_code): New function.
1687 (std_pred_table): Add an "allows_const_p" field.
1688 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1689 Remove the (incomplete) list of such codes from the codes field.
1690 (init_predicate_table): Use add_predicate_code. Add all
1691 RTX_CONST_OBJs if allows_const_p is true.
1692 * genrecog.c (process_define_predicate): Use add_predicate_code.
1694 2008-05-08 David Daney <ddaney@avtrex.com>
1695 Richard Sandiford <rsandifo@nildram.co.uk>
1697 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1698 special case of constant zero operands.
1699 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1700 old and new values. Special case constant zero values.
1701 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1703 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1704 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1706 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1709 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1710 similar RTX_CONST_OBJ before CONST_INT.
1712 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1714 * stmt.c (expand_stack_restore): Change sa mode if needed.
1716 2008-05-08 Richard Guenther <rguenther@suse.de>
1718 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1719 return type to bool.
1720 (ix86_sol10_return_in_memory): Likewise.
1721 (ix86_i386elf_return_in_memory): Likewise.
1722 (ix86_i386interix_return_in_memory): Likewise.
1723 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1724 (ix86_sol10_return_in_memory): Likewise.
1725 (ix86_i386elf_return_in_memory): Likewise.
1726 (ix86_i386interix_return_in_memory): Likewise.
1728 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1731 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1733 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1734 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1737 2008-05-08 Richard Guenther <rguenther@suse.de>
1739 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1740 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1741 (DR_SUBVARS): Remove.
1742 * tree-dfa.c (dump_subvars_for): Remove.
1743 (debug_subvars_for): Likewise.
1744 (dump_variable): Do not dump subvars.
1745 (remove_referenced_var): Do not remove subvars.
1746 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1747 (lookup_subvars_for_var): Remove.
1748 (get_subvars_for_var): Likewise.
1749 (get_subvars_at): Likewise.
1750 (get_first_overlapping_subvar): Likewise.
1751 (overlap_subvar): Likewise.
1752 * tree-flow.h (subvar_t): Remove.
1753 (struct var_ann_d): Remove subvars field.
1754 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1755 argument. Remove special handling of SFTs.
1756 (compute_tag_properties): Likewise.
1757 (set_initial_properties): Likewise.
1758 (compute_call_clobbered): Likewise.
1759 (count_mem_refs): Likewise.
1760 (compute_memory_partitions): Likewise.
1761 (compute_flow_insensitive_aliasing): Likewise.
1762 (setup_pointers_and_addressables): Likewise.
1763 (new_type_alias): Likewise.
1764 (struct used_part): Remove.
1765 (used_portions): Likewise.
1766 (struct used_part_map): Likewise.
1767 (used_part_map_eq): Likewise.
1768 (used_part_map_hash): Likewise.
1769 (free_used_part_map): Likewise.
1770 (up_lookup): Likewise.
1771 (up_insert): Likewise.
1772 (get_or_create_used_part_for): Likewise.
1773 (create_sft): Likewise.
1774 (create_overlap_variables_for): Likewise.
1775 (find_used_portions): Likewise.
1776 (create_structure_vars): Likewise.
1777 * tree.def (STRUCT_FIELD_TAG): Remove.
1778 * tree.h (MTAG_P): Adjust.
1779 (struct tree_memory_tag): Remove base_for_components and
1780 unpartitionable flags.
1781 (struct tree_struct_field_tag): Remove.
1782 (SFT_PARENT_VAR): Likewise.
1783 (SFT_OFFSET): Likewise.
1784 (SFT_SIZE): Likewise.
1785 (SFT_NONADDRESSABLE_P): Likewise.
1786 (SFT_ALIAS_SET): Likewise.
1787 (SFT_UNPARTITIONABLE_P): Likewise.
1788 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1789 (union tree_node): Remove sft field.
1790 * alias.c (get_alias_set): Remove special handling of SFTs.
1791 * print-tree.c (print_node): Remove handling of SFTs.
1792 * tree-dump.c (dequeue_and_dump): Likewise.
1793 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1794 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1795 * tree-predcom.c (set_alias_info): Do not set subvars.
1796 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1797 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1798 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1799 (add_vars_for_offset): Remove.
1800 (add_virtual_operand): Remove special handling of SFTs.
1801 (add_call_clobber_ops): Likewise.
1802 (add_call_read_ops): Likewise.
1803 (get_asm_expr_operands): Likewise.
1804 (get_modify_stmt_operands): Likewise.
1805 (get_expr_operands): Likewise.
1806 (add_to_addressable_set): Likewise.
1807 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1808 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1809 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1810 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1811 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1812 (tree_node_structure): Likewise.
1813 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1815 (find_what_p_points_to): Likewise.
1817 2008-05-08 Sa Liu <saliu@de.ibm.com>
1819 * config/spu/spu.md: Fixed subti3 pattern.
1821 2008-05-08 Richard Guenther <rguenther@suse.de>
1824 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1825 sure to create a representative for trailing arrays for PTA.
1827 2008-05-08 Richard Guenther <rguenther@suse.de>
1830 * fold-const.c (operand_equal_p): Two objects which types
1831 differ in pointerness are not equal.
1833 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1835 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1836 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1837 (emit_library_call_value_1): Add new variable fndecl initialized by
1838 NULL_TREE. It should be the decl type of orgfun, but this information
1839 seems not to be available here, so it uses the default calling abi.
1840 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1841 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1842 by TARGET_RETURN_IN_MEMORY.
1843 * config/i386/i386-interix.h: Likewise.
1844 * config/i386/i386.h: Likewise.
1845 * config/i386/i386elf.h: Likewise.
1846 * config/i386/ptx4-i.h: Likewise.
1847 * config/i386/sol2-10.h: Likewise.
1848 * config/i386/sysv4.h: Likewise.
1849 * config/i386/vx-common.h: Likewise.
1850 * config/cris/cris.h: Removed #if 0 clause.
1851 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1852 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1854 (ix86_sol10_return_in_memory): Likewise.
1855 (ix86_i386elf_return_in_memory): New.
1856 (ix86_i386interix_return_in_memory): New.
1857 * config/mt/mt-protos.h (mt_return_in_memory): New.
1858 * config/mt/mt.c: Likewise.
1859 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1860 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1861 * config/bfin/bfin.h: Likewise.
1862 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1864 * config/bfin/bfin.c: Likewise.
1865 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1866 * config/alpha/unicosmk.h: Likewise.
1867 * config/i386/cygming.h: Likewise.
1868 * config/iq2000/iq2000.h: Likewise.
1869 * config/mips/mips.h: Likewise.
1870 * config/mn10300/mn10300.h: Likewise.
1871 * config/rs6000/rs6000.h: Likewise.
1872 * config/score/score.h: Likewise.
1873 * config/spu/spu.h: Likewise.
1874 * config/v850/v850.h: Likewise.
1875 * defaults.h: Likewise.
1876 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1877 * expr.c (emit_block_move): Adjust use of
1878 OUTGOING_REG_PARM_STACK_SPACE.
1879 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1880 OUTGOING_REG_PARM_STACK_SPACE.
1881 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1883 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1885 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1886 on OMP_RETURN for OMP_FOR.
1889 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1890 (fortran_common): New function.
1891 (gen_variable_die): Call fortran_common instead of common_check,
1892 adjust for it returning tree instead of rtx. Formatting.
1894 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1898 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1899 * c-decl.c (merge_decls): Ditto.
1900 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1901 to RTL_CONST_OR_PURE_CALL_P.
1902 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1903 Initialized DECL_LOOPING_CONST_PURE.
1904 (process_call_operands): Set tree_side_effects properly.
1905 * tree.h (TREE_READONLY_DECL_P): Removed.
1906 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1907 (DECL_LOOPING_OR_CONST_P): New macro.
1908 (struct tree_function_decl): Added looping_const_or_pure_p.
1910 (ECF_LOOPING_OR_CONST_P): New macro.
1911 * rtlanal.c (pure_const_p): Removed.
1912 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1913 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1914 to RTL_CONST_CALL_P.
1915 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1916 (check_decl, check_tree, check_call, scan_function): Initialize
1918 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1919 (static_execute): Set looping true for recursive functions.
1920 Undo setting state to IPA_NEITHER for recursive functions.
1922 * ifcvt.c (noce_can_store_speculate_p): Changed
1923 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1924 RTL_CONST_OR_PURE_CALL_P.
1925 * dse.c (scan_insn): Ditto.
1926 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1927 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1928 RTL_CONST_OR_PURE_CALL_P.
1929 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1930 pure_call_p to RTL_CONST_CALL_P.
1931 * gimplify.c (gimplify_call_expr): Clear side effects for
1932 non-looping pure and constant calls.
1933 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1934 (flags_from_decl_or_type): Set ecf flags from decl flags.
1935 (initialize_argument_information): Turn off
1936 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1937 Change const to pure if callee_copies is true rather than just
1939 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1940 way of marking pure calls.
1941 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1942 Remove hack that was supposed to fix pr7335 and remove old
1943 way of marking pure calls.
1944 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1945 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1946 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1947 RTL_CONST_OR_PURE_CALL_P.
1948 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1949 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1950 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1951 * sched-deps.c (schedule_analyze): Ditto.
1952 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1953 return_val field of calls to represent pure and const function info.
1954 (CONST_OR_PURE_CALL_P): Deleted macro.
1955 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1956 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1957 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1959 * tree-optimize.c (execute_fixup_cfg): Added test for
1960 ECF_LOOPING_CONST_OR_PURE.
1961 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1963 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1964 effects for looping pure or const calls.
1965 (verify_gimple_expr): Added verification code.
1966 * config/alpha/alpha.c (alpha_legitimize_address,
1967 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1969 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1970 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1971 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1972 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1973 RTL_CONST_OR_PURE_CALL_P.
1974 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1975 and const calls to be deleted.
1977 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1980 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1981 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1982 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1983 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1984 to handle nonimmediate operands.
1985 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1986 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1987 to handle nonimmediate operands.
1988 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1989 (mmx_pmulhrwv4hi3): New expander. Use
1990 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1991 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1992 (sse2_umulv1siv1di3): New expander. Use
1993 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1994 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1995 (mmx_eq<mode>3): New expander. Use
1996 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1997 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1998 (mmx_uavgv8qi3): New expander. Use
1999 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2000 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2001 (mmx_uavgv4hi3): New expander. Use
2002 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2004 * config/i386/sse.md
2005 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2006 to handle nonimmediate operands.
2007 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2008 to handle nonimmediate operands.
2009 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2010 to handle nonimmediate operands.
2011 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2012 to handle nonimmediate operands.
2013 (sse2_unpckhpd_exp): New expander. Use
2014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2015 (sse2_unpcklpd_exp): New expander. Use
2016 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2017 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2018 to handle nonimmediate operands.
2019 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2020 to handle nonimmediate operands.
2021 (*sse2_<plusminus_insn><mode>3): Rename from
2022 sse2_<plusminus_insn><mode>3 insn pattern.
2023 (sse2_<plusminus_insn><mode>3): New expander. Use
2024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2025 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2026 (sse2_umulv2siv2di3): New expander. Use
2027 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2028 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2029 (sse4_1_mulv2siv2di3): New expander. Use
2030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2031 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2032 (sse2_pmaddwd): New expander. Use
2033 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2034 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2035 (sse2_eq<mode>3): New expander. Use
2036 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2037 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2038 (sse4_1_eqv2di3): New expander. Use
2039 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2040 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2041 (sse2_uavgv16qi3): New expander. Use
2042 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2043 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2044 (sse2_uavgv16qi3): New expander. Use
2045 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2046 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2047 (sse2_uavgv8hi3): New expander. Use
2048 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2049 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2050 (ssse3_pmulhrswv8hi3): New expander. Use
2051 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2052 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2053 (ssse3_pmulhrswv4hi3): New expander. Use
2054 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2056 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2057 (<sse>_vmmul<mode>3): Ditto.
2058 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2060 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2061 (ssse3_pmaddubsw): Ditto.
2063 * config/i386/i386.c (struct_builtin_description)
2064 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2065 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2066 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2067 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2068 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2069 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2070 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2071 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2072 (ix86_fixup_binary_operands): Assert that src1
2073 and src2 must have the same mode when swapped.
2074 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2075 and ix86_binary_operator_ok. Do not force operands in registers
2078 2008-05-07 Jan Hubicka <jh@suse.cz>
2080 * cgraph.c (dump_cgraph_node): Update.
2081 * cgraph.h (cgraph_local_info): Break out inline summary.
2082 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2084 * ipa-inline (inline_summary): New accestor function.
2085 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2086 cgraph_decide_inlining, compute_inline_parameters): Update.
2087 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2089 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2091 Cleanup ColdFire scheduling support and add V4 pipeline model.
2093 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2094 (define_attr cpu): Add cfv4 value.
2095 (define_attr type, define_attr type1): Merge into a single 'type'
2096 attribute. Update all uses.
2097 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2098 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2100 (define_attr opx_mem, define_attr opy_mem): Remove.
2101 (define_attr op_mem): Clean up, update comment.
2102 (define_attr size): Use specific values instead of general int.
2103 (define_attr guess, define_attr split): Remove. Update all uses.
2104 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2105 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2106 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2107 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2108 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2109 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2110 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2111 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2112 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2113 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2114 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2115 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2116 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2117 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2118 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2119 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2120 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2121 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2122 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2123 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2124 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2125 Update or set attributes.
2126 (stack_tie): New fake instruction.
2128 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2129 (m68k_sched_attr_size): Update declaration.
2130 (m68k_sched_attr_type2): Remove.
2131 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2132 Declare new bypass predicates.
2134 * config/m68k/m68k.c (m68k_sched_issue_rate,
2135 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2137 (TARGET_SCHED_ISSUE_RATE,
2138 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2139 (override_options): Handle scheduling for ColdFire V4 core.
2140 (m68k_expand_prologue): Emit stack_tie.
2141 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2142 'OP_TYPE_FPN'. Update all uses.
2143 (sched_guess_p): Remove.
2144 (sched_address_type): Handle symbolic addresses.
2145 (sched_get_operand): New static function.
2146 (sched_operand_type): Merge into sched_attr_op_type.
2147 (sched_attr_op_type): Handle FP registers, handle quick constants,
2149 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2150 (m68k_sched_attr_size): Update. Move logic to ...
2151 (sched_get_attr_size_int): New static function.
2152 (sched_get_opxy_mem_type): New static function.
2153 (m68k_sched_attr_op_mem): Update.
2154 (m68k_sched_attr_type2): Remove.
2155 (sched_cfv4_bypass_data): New static variable.
2156 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2157 (m68k_sched_issue_rate): Implement scheduler hook.
2158 (struct _sched_ib: enabled_p): New field.
2159 (m68k_sched_variable_issue): Update. Handle V4.
2160 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2161 sched_dump_class_func_t, sched_dump_split_class,
2162 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2163 sched_dump_dfa_class, m68k_sched_dump): Remove.
2164 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2166 (m68k_sched_init_global): Remove statisctics dumping, introduce
2167 sanity check that all instructions have pipeline reservations. Handle
2169 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2170 Handle ColdFire V4 core.
2171 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2172 New static functions.
2173 (m68k_sched_address_bypass_p): New bypass predicate.
2174 (sched_get_indexed_address_scale): New static function.
2175 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2177 * cf.md: Update comments.
2178 (define_attr type2): Remove. Use 'type' attribute instead.
2180 (cf_ib): Rename to cfv123_ib. Update all uses.
2181 (cf_oep): Rename to cfv123_oep. Update all uses.
2182 (cf_chr): Rename to cfv123_chr. Update all uses.
2183 (cf_mem): Rename to cfv123_mem. Update all uses.
2184 (cf_mac): Move to more appropriate place.
2185 (cfv123_guess): New automaton and cpu_unit.
2186 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2187 Update uses of 'size' attribute. Handle before reload scheduling.
2188 (cfv123_guess): New dummy reservation for unhandled instructions.
2189 (cfv4_*): Pipeline description of ColdFire V4 core.
2190 (ignore): New reservation to handle 'ignore' type.
2192 2008-05-07 Ian Lance Taylor <iant@google.com>
2195 * gimplify.c (find_single_pointer_decl_1): Don't look through
2197 (find_single_pointer_decl): Adjust comments.
2199 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2202 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2203 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2206 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2207 integral type rather than floating point, then VIEW_CONVERT_EXPR
2208 to the floating point type.
2210 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2212 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2213 TFmode op0 to register.
2215 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2217 * c-decl.c (grokdeclarator): Comment typo.
2219 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2221 * tree-flow.h: Remove prototype for computed_goto_p.
2222 * tree-cfg.c (computed_goto_p): Make static.
2224 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2227 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2228 (contains_aligned_value_p): This. Handle _Decimal128.
2229 (ix86_function_arg_boundary): Only align _Decimal128 to its
2230 natural boundary and handle it properly.
2232 2008-05-06 Martin Jambor <mjambor@suse.cz>
2234 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2235 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2236 (ipcp_method_set_orig_node): Removed.
2237 (ipcp_cval_get_cvalue_type): Removed.
2238 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2239 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2240 (ipcp_cval_set_cvalue_type): Removed.
2241 (ipcp_cval_get_cvalue): Removed.
2242 (ipcp_cval_set_cvalue): Removed.
2243 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2244 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2245 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2246 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2247 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2248 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2249 (ipcp_get_ith_lattice): Changed parameters.
2250 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2251 (ipcp_lattice_from_jfunc): Changed parameters.
2252 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2253 (ipcp_method_cval_print): Added temporary variable info.
2254 (ipcp_redirect): Removed already unused local variable caller.
2255 (ipcp_redirect): New temporary variable orig_callee_info
2256 (ipcp_redirect): Removed newly unused local variable callee.
2257 (ipcp_redirect): Removed (a bit confusing) local variable type.
2258 (ipcp_insert_stage): Added local variable info.
2259 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2261 (ipcp_formal_create): Removed.
2262 (ipcp_method_cval_set): Removed.
2263 (ipcp_propagate_stage): Renamed lattice variables.
2264 (ipcp_method_cval_set_cvalue_type): Removed.
2265 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2266 (ipcp_print_all_lattices): Changed printed strings to refer to
2267 lattices rather than cvals.
2268 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2269 (ipcp_propagate_const): Changed formal parameters.
2270 (build_const_val): Changed formal parameters.
2271 (ipcp_insert_stage): Removed useless variable cvalue
2272 (build_const_val): Changed formal parameters.
2273 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2274 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2275 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2276 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2277 (ipcp_print_func_profile_counts): Changed string from "method" to
2279 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2280 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2281 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2282 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2283 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2284 (ipcp_lat_is_const): Changed parameters and made inline.
2285 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2286 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2287 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2288 the predicate condition directly
2289 (ipcp_propagate_stage): Added local variable args. Removed local
2290 variable callee. (Both are mere code simplifications.)
2291 (ipcp_method_dont_insert_const): Renamed to
2292 ipcp_node_not_modifiable_p.
2293 (ipcp_node_not_modifiable_p): Made inline.
2294 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2295 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2296 (ipcp_print_all_lattices): Removed variable cvalue
2297 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2300 2008-05-06 Olivier Hainque <hainque@adacore.com>
2302 * tree-sra.c (try_instantiate_multiple_fields): Early return
2303 if field has POINTER_TYPE.
2305 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2307 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2308 by using 'q' specifier for instruction.
2309 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2311 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2313 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2314 Change mode of zero_extract from QImode to HImode.
2315 (sign bit tests peepholes): (Ditto.).
2317 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2319 * config/i386/mmx.md: Remove double backslashes from asm templates.
2320 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2321 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2322 to handle nonimmediate operands.
2323 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2324 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2325 to handle nonimmediate operands.
2326 (*mmx_<code>v2sf3_finite): New insn pattern.
2327 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2328 (mmx_<code>v2sf3): New expander. Use
2329 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2330 (mmx_<plusminus_insn><mode>3): New expander. Use
2331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2332 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2333 (mmx_add<mode>3): Removed.
2334 (mmx_ssadd<mode>3): Ditto.
2335 (mmx_usadd<mode>3): Ditto.
2336 (mmx_sub<mode>3): Ditto.
2337 (mmx_sssub<mode>3): Ditto.
2338 (mmx_ussub<mode>3): Ditto.
2339 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2340 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2341 to handle nonimmediate operands.
2342 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2344 (mmx_smulv4hi3_highpart): New expander. Use
2345 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2346 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2348 (mmx_umulv4hi3_highpart): New expander. Use
2349 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2350 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2351 (mmx_<code>v4hi3): New expander. Use
2352 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2353 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2354 (mmx_<code>v8qi3): New expander. Use
2355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2356 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2357 (mmx_<code><mode>3): New expander. Use
2358 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2360 2008-05-05 Jan Hubicka <jh@suse.cz>
2362 PR tree-optimization/36118
2363 * passes.c (pass_init_dump_file): Fix dump header.
2365 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2368 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2369 VCE for function decls.
2371 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2373 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2375 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2377 * config/i386/i386.md (sat_plusminus): New.
2378 (plusminus_insn): Likewise.
2379 (plusminus_mnemonic): Likewise.
2381 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2382 (*<addsub><mode>3_cc_overflow): Renamed to ...
2383 (*<plusminus_insn><mode>3_cc_overflow): This.
2384 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2385 (*<plusminus_insn>si3_zext_cc_overflow): This.
2387 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2388 (<plusminus_insn><mode>3): This.
2389 (*<addsub><mode>3): Renamed to ...
2390 (*<plusminus_insn><mode>3): This.
2391 (<sse>_vm<addsub><mode>3): Renamed to ...
2392 (<sse>_vm<plusminus_insn><mode>3): This.
2393 (sse3_h<addsub>v4sf3): Renamed to ...
2394 (sse3_h<plusminus_insn>v4sf3): This.
2395 (sse3_h<addsub>v2df3): Renamed to ...
2396 (sse3_h<plusminus_insn>v2df3): This.
2397 (<plusminus_insn><mode>3): New.
2398 (*<plusminus_insn><mode>3): Likewise.
2399 (sse2_<plusminus_insn><mode>3): Likewise.
2400 (add<mode>): Removed.
2401 (*add<mode>3): Likewise.
2402 (sse2_ssadd<mode>3): Likewise.
2403 (sse2_usadd<mode>3): Likewise.
2404 (sub<mode>3): Likewise.
2405 (*sub<mode>3): Likewise.
2406 (sse2_sssub<mode>3): Likewise.
2407 (sse2_ussub<mode>3): Likewise.
2409 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2411 * gthr-single.h: Add in required interface elements as per gthr.h.
2412 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2413 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2414 Generalize UNUSED macro.
2415 (__gthread_once): Add.
2416 (__gthread_key_create): Add.
2417 (__gthread_key_delete): Add.
2418 (__gthread_getspecific): Add.
2419 (__gthread_setspecific): Add.
2421 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2423 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2424 the same size types for the indirect reference on the rhs, then
2427 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2429 * config/i386/i386.md
2430 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2431 one insn template instead of template series.
2432 (*xordi_1_rex64): Ditto.
2433 (*xordi_2_rex64): Ditto.
2435 2008-05-05 Ira Rosen <irar@il.ibm.com>
2437 PR tree-optimization/36119
2438 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2441 2008-06-04 Jan Hubicka <jh@suse.cz>
2443 tree-optimization/36100
2444 * tree-pass.h (pass_O0_always_inline): Declare.
2445 * ipa-inline.c (inline_transform): Remove dead code.
2446 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2447 pass_O0_always_inline): New.
2448 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2450 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2452 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2453 mnemonic in this_param move for TARGET_64BIT.
2455 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2457 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2458 (*strmovsi_rex_1): Ditto.
2459 (*strsetsi_1): Ditto.
2460 (*strsetsi_rex_1): Ditto.
2462 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2463 adddicc expanders using SWI mode iterator.
2465 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2468 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2471 2008-05-04 David S. Miller <davem@davemloft.net>
2473 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2474 (sparc*-*-linux*): Use linux.h in tm_file.
2475 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2476 compiler defaulting to 32-bit.
2477 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2479 * config/sparc/linux.h: Remove definitions now obtained
2480 properly from linux.h
2481 * config/sparc/linux64.h: Likewise.
2482 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2483 don't want this setting for 32-bit builds in a biarch compiler.
2484 * doc/install.texi: Add sparc-linux to list of targets
2485 supporting --enable-targets=all.
2487 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2489 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2491 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2493 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2494 after V4SI_FTYPE_V8HI.
2495 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2496 case V4SI_FTYPE_V2DF.
2498 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2500 * doc/invoke.texi (max-flow-memory-locations): Removed.
2501 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2503 2008-05-03 Richard Guenther <rguenther@suse.de>
2506 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2508 2008-05-02 David S. Miller <davem@davemloft.net>
2510 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2512 2008-05-02 Simon Baldwin <simonb@google.com>
2515 * c-common.h (warn_array_subscript_range): Removed.
2516 * c-common.c (warn_array_subscript_range): Ditto.
2517 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2518 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2520 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2522 * config/i386/i386.c (ix86_special_builtin_type): New.
2523 (bdesc_special_args): Likewise.
2524 (ix86_expand_special_args_builtin): Likewise.
2525 (ix86_init_mmx_sse_builtins): Updated.
2526 (ix86_expand_builtin): Updated.
2527 (ix86_expand_store_builtin): Removed.
2528 (ix86_expand_unop_builtin): Likewise.
2530 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2531 * config/i386/mmintrin.h (__v2sf): Here.
2533 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2535 (_mm_loadl_pi): Likewise.
2536 (_mm_storeh_pi): Replace __v2si with __v2sf.
2537 (_mm_storel_pi): Likewise.
2539 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2540 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2541 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2542 __builtin_ia32_loadlpd.
2544 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2546 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2547 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2548 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2549 (ix86_init_mmx_sse_builtins): Updated.
2550 (ix86_expand_args_builtin): Likewise.
2551 (ix86_expand_builtin): Likewise.
2552 (ix86_expand_unop1_builtin): Renamed to ...
2553 (ix86_expand_unop_vec_merge_builtin): This.
2555 2008-05-01 Jan Hubicka <jh@suse.cz>
2558 * ipa-inline.c (inline_generate_summary): Make static.
2559 (inline_transform): Do not call inlining at -O0; make static.
2560 * passes.c (execute_todo): Add sanity check.
2561 (execute_one_ipa_transform_pass): Execute proper flags.
2563 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2565 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2566 (DECL_NONADDRESSABLE_P): Likewise.
2567 * alias.c (record_component_aliases): Fix comment.
2569 2008-05-01 Simon Baldwin <simonb@google.com>
2571 * c-common.h (warn_array_subscript_range): New function.
2572 * c-common.c (warn_array_subscript_range): Ditto.
2573 * tree-vrp.c (check_array_ref): Corrected code to agree with
2574 comment, ignoring only arrays of size 0 or size 1.
2575 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2577 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2579 * config/i386/i386.c (ix86_builtin_type): Replace
2580 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2581 (bdesc_args): Updated.
2582 (ix86_init_mmx_sse_builtins): Likewise.
2583 (ix86_expand_args_builtin): Likewise.
2585 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2588 * doc/extend.texi: Correct __builtin_ia32_palignr.
2590 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2593 * config/i386/i386.c (bdesc_crc32): Removed.
2594 (ix86_expand_crc32): Likewise.
2595 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2596 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2597 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2598 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2599 UINT_FTYPE_UINT_UCHAR.
2600 (bdesc_args): Updated. Add crc32 builtins.
2601 (ix86_init_mmx_sse_builtins): Updated.
2602 (ix86_expand_args_builtin): Updated to support subreg.
2604 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2606 2008-05-01 Jan Hubicka <jh@suse.cz>
2608 * tree-pass.h (opt_pass): Add IPA_PASS.
2609 (varpool_node, cgraph_node): Forward declare.
2610 (ipa_opt_pass): Define.
2611 (pass_ipa_inline): Turn into ipa_opt_pass.
2612 (pass_apply_inline): Remove.
2613 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2614 (apply_inline): Turn into ....
2615 (inline_transform): ... this one.
2616 (inline_generate_summary): New function.
2617 (pass_apply_inline): Remove.
2618 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2620 (struct function): Add ipa_transforms_to_apply.
2621 * passes.c (register_one_dump_file): Work on IPA_PASS.
2622 (init_optimization_passes): Remove pass_inline_parameters and
2624 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2625 (execute_one_pass) ... here; apply transforms when possible.
2626 (add_ipa_transform_pass, execute_ipa_summary_asses,
2627 execute_one_ipa_transform_pass): New.
2628 (execute_ipa_pass_list): Update for IPA_PASS type.
2630 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2632 * config/i386/i386.c (ix86_builtin_type): Add
2633 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2634 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2635 (bdesc_args): Add SSE4a builtins.
2636 (ix86_init_mmx_sse_builtins): Updated.
2637 (ix86_expand_args_builtin): Likewise.
2638 (ix86_expand_builtin): Likewise.
2640 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2642 * config/i386/i386.c (ix86_builtin_type): Add
2643 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2644 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2645 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2646 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2647 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2648 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2649 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2650 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2651 and DI_FTYPE_DI_DI_INT.
2652 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2653 (ix86_init_mmx_sse_builtins): Updated.
2654 (ix86_expand_args_builtin): Likewise.
2655 (ix86_expand_builtin): Likewise.
2656 (ix86_expand_binop_imm_builtin): Removed.
2658 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2660 2008-04-30 Richard Guenther <rguenther@suse.de>
2662 PR tree-optimization/32921
2663 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2665 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2667 * config/arm/arm.c (arm_unwind_emit): Use
2668 crtl->all_throwers_are_sibcalls instead of
2669 cfun->all_throwers_are_sibcalls.
2670 (arm_output_fn_unwind): Likewise.
2671 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2672 instead of cfun->uses_pic_offset_table.
2673 (frv_expand_prologue): Likewise.
2674 (frv_frame_pointer_required): Likewise.
2675 (frv_expand_fdpic_call): Likewise.
2676 (frv_emit_movsi): Likewise.
2677 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2678 cfun->returns_pcc_struct instead of
2679 current_function_returns_pcc_struct.
2680 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2681 instead of cfun->calls_eh_return.
2682 (m32c_pushm_popm): Likewise.
2683 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2684 "extern" declaration.
2686 2008-04-30 Richard Guenther <rguenther@suse.de>
2688 PR tree-optimization/21636
2689 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2691 (evaluate_stmt): Print the likely value.
2692 (ccp_visit_stmt): Avoid excessive vertical spacing.
2694 2008-04-30 Rafael Espindola <espindola@google.com>
2696 * builtins.c (fold_call_expr): Return realret.
2697 * tree-ssa-threadedge.c
2698 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2699 __builtin_object_size.
2701 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2703 * gcc.c (wrapper_string): New variable.
2704 (insert_wrapper): New function.
2705 (execute): New option -wrapper.
2706 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2708 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2710 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2711 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2712 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2714 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2715 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2716 config/rs6000/e500crtres64gprctr.asm,
2717 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2718 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2719 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2720 config/rs6000/e500crtsav64gprctr.asm,
2721 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2722 config/rs6000/e500crtsavg64gprctr.asm: New files.
2723 * config/rs6000/t-ppccomm: Add build rules for new files.
2724 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2725 * config/rs6000/t-netbsd: Add build rules for new files.
2726 (LIB2FUNCS_STATIC_EXTRA): New variable.
2727 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2728 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2729 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2731 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2733 * config/i386/i386.c (ix86_builtin_type): Add
2734 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2735 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2736 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2737 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2738 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2739 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2740 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2741 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2742 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2743 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2744 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2745 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2746 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2747 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2748 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2749 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2750 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2751 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2752 V1DI_FTYPE_V2SI_V2SI.
2753 (bdesc_2arg): Moved to ...
2755 (ix86_init_mmx_sse_builtins): Updated.
2756 (ix86_expand_args_builtin): Updated. Take a pointer
2757 to const struct builtin_description. Handle comparison
2759 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2760 (ix86_expand_builtin): Updated.
2762 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2763 (ssse3_pmaddubsw128): This.
2764 (ssse3_pmaddubswv4hi3): Renamed to ...
2765 (ssse3_pmaddubsw): This.
2767 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2768 (__builtin_ia32_packssdw128): Likewise.
2769 (__builtin_ia32_packuswb128): Likewise.
2770 (__builtin_ia32_pmaddubsw): Likewise.
2771 (__builtin_ia32_pmaddubsw128): Likewise.
2773 2008-04-30 Richard Guenther <rguenther@suse.de>
2775 PR tree-optimization/14847
2776 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2777 (recognize_bits_test): Use it.
2778 (recognize_single_bit_test): Likewise.
2780 2008-04-30 Martin Jambor <mjambor@suse.cz>
2782 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2783 instead of setting number of formal parameters to zero.
2784 (ipcp_init_stage): Do not set the number of actual parameters to zero
2786 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2787 which are called with variable number of arguments.
2788 (ipcp_insert_stage): Explicitely skipping all nodes which are
2789 called with variable number of arguments.
2790 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2791 number of parameters.
2793 * ipa-prop.h (struct ipa_node_params): Added flag
2794 called_with_var_arguments
2795 (ipa_set_param_count): Added. Changed sole setter to use it.
2796 (ipa_get_param_count): Added. All readers of param_count
2797 converted to use it instead.
2798 (ipa_set_called_with_variable_arg): Added.
2799 (ipa_is_called_with_var_arguments): Added.
2800 (ipa_get_ith_param): Added. All readers of param_decls converted
2802 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2804 (ipa_get_cs_argument_count): Added, all readers of argument_count
2806 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2809 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2810 (struct ipcp_lattice): Renamed cval_type to type
2811 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2813 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2814 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2815 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2816 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2817 (build_const_val): Changed the type of parameter cvalue to tree
2818 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2819 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2821 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2824 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2825 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2826 (ipa_add_method): Renamed to ipa_push_func_to_list
2827 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2828 (ipa_callsite_param_count): Removed.
2829 (ipa_callsite_param_count_set): Removed.
2830 (ipa_callsite_param): Removed.
2831 (ipa_callsite_callee): Removed.
2832 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2833 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2834 (ipa_method_formal_count): Removed.
2835 (ipa_method_formal_count_set): Removed.
2836 (ipa_method_get_tree): Removed.
2837 (ipa_method_tree_map_create): Removed.
2838 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2839 (ipa_create_param_decls_array): Creates the array itself
2840 (ipa_create_param_decls_array): Temporary variable info instead of
2842 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2843 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2844 (get_type): Removed.
2845 (ipa_jf_get_info_type): Removed.
2846 (ipa_node_create): Renamed to ipa_create_node_params
2847 (ipa_free): Renamed to ipa_free_all_node_params
2848 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2849 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2850 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2851 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2852 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2853 ipa_free_all_edge_args
2854 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2855 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2856 (ipa_create_methodlist_node): Removed.
2857 (ipa_methodlist_method): Removed.
2858 (ipa_methodlist_method_set): Removed.
2859 (ipa_methodlist_next_method): Removed.
2860 (ipa_methodlist_next_method_set): Removed.
2861 (ipa_method_is_modified): Removed.
2862 (ipa_method_modify_create): Removed.
2863 (ipa_method_modify_init): Temporary variable info instead of a few
2865 (ipa_detect_param_modifications): Temporary variable info instead of
2867 (ipa_compute_jump_functions): Temporary variable info instead of
2869 (ipa_method_modify_set): Removed.
2870 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2871 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2872 than craph_node as the first parameter.
2873 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2874 (ipa_method_modify_init): Removed.
2875 (ipa_compute_jump_functions): Added a temp variable instead of
2876 repeatadly dereferencing the cgraph_edge.aux pointer
2877 (ipa_callsite_param_set_type): Removed.
2878 (ipa_compute_jump_functions): i renamed to index and moved to
2880 (ipa_callsite_param_set_info_type_formal): Removed.
2881 (ipa_callsite_param_set_info_type): Removed.
2882 (ipa_callsite_param_map_create): Removed.
2883 (ipa_callsite_tree): Removed.
2884 (ipa_callsite_caller): Removed.
2885 (ipa_pop_func_from_list): return_method removed to return_func
2887 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2888 prefixed all values with IPA_. Changed all users.
2889 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2890 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2891 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2892 (union parameter_info): Renamed to jump_func_value.
2893 (union jump_func_value): Renamed value to constant
2894 (struct ipa_jump_func): Renamed info_type to value
2895 (struct ipa_node): Renamed to ipa_node_params
2896 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2897 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2898 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2899 (struct ipa_edge): Renamed to ipa_edge_args
2900 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2901 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2902 (struct ipa_methodlist): Renamed to ipa_func_list
2903 (struct ipa_func_list): method_p renamed to node, next_method
2905 (ipa_methodlist_p): Removed, switched all users to struct pointer
2906 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2908 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2910 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2911 (rs6000_emit_epilogue): Use backchain to restore only when we
2912 have a large frame. Make use of frame pointer to restore if we
2913 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2915 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2917 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2918 Add mode to zero_extract.
2919 (sign bit tests peepholes): (Ditto.).
2921 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2923 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2924 Instructions in comments with SSE3.
2925 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2926 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2927 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2928 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2929 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2930 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2931 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2932 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2933 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2934 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2935 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2936 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2937 (bdesc_sse_args): Renamed to ...
2938 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2939 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2940 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2942 (bdesc_1arg): Moved to ...
2944 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2945 Instructions in comments with SSE3.
2946 (ix86_expand_sse_operands_builtin): Renamed to ...
2947 (ix86_expand_args_builtin): This. Updated.
2948 (ix86_expand_unop1_builtin): Update comments.
2949 (ix86_expand_builtin): Updated.
2951 2008-04-29 Richard Guenther <rguenther@suse.de>
2953 PR tree-optimization/36078
2954 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2955 Update virtual SSA form after cleaning up the CFG.
2957 2008-04-29 Richard Guenther <rguenther@suse.de>
2960 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2962 2008-04-29 Richard Guenther <rguenther@suse.de>
2964 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2965 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2966 (compute_flow_insensitive_aliasing): Do not treat
2967 PTR_IS_REF_ALL pointers special.
2968 (get_smt_for): Likewise.
2969 (may_alias_p): Re-structure.
2970 (is_escape_site): A ref-all pointer conversion is not an escape site.
2971 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2972 PTR_IS_REF_ALL pointers special.
2973 * tree-ssa-structalias.h (struct alias_info): Remove
2974 ref_all_symbol_mem_tag field.
2975 (PTR_IS_REF_ALL): Remove.
2977 2008-04-29 Richard Guenther <rguenther@suse.de>
2980 * fold-const.c (extract_muldiv_1): In combining division constants
2981 make sure to never overflow.
2983 2008-04-29 Nick Clifton <nickc@redhat.com>
2985 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2987 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2990 * optc-gen.awk: Work around HP-UX/IA awk bug.
2992 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2994 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2997 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3000 * config/i386/i386.md
3001 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3002 Change operand 1 predicate to nonimmediate_operand.
3004 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3007 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3009 * gengtype.c (walk_type, write_func_for_structure): Handle
3011 * doc/gty.texi: Document chain_circular.
3013 2008-04-28 Richard Guenther <rguenther@suse.de>
3015 PR tree-optimization/36066
3016 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3019 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.md
3023 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3024 Use match_scratch instead of match_operand for operands 3 and 4.
3026 2008-04-27 Richard Guenther <rguenther@suse.de>
3028 PR tree-optimization/18754
3029 PR tree-optimization/34223
3030 * tree-pass.h (pass_complete_unrolli): Declare.
3031 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3032 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3033 Rewrite loop into loop closed SSA form if it is not already.
3034 (tree_unroll_loops_completely): Re-structure to iterate over
3035 innermost loops with intermediate CFG cleanups.
3036 Unroll outermost loops only if requested or the code does not grow
3038 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3039 loops are available.
3040 (tree_vectorize): Instead do so here.
3041 (tree_complete_unroll): Also unroll outermost loops.
3042 (tree_complete_unroll_inner): New function.
3043 (gate_tree_complete_unroll_inner): Likewise.
3044 (pass_complete_unrolli): New pass.
3045 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3046 uses outside of the loop.
3047 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3048 form if it is available.
3049 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3050 * passes.c (init_optimization_passes): Schedule complete inner
3051 loop unrolling pass before the first CCP pass after final inlining.
3053 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3055 * targhooks.h (default_emutls_var_fields,
3056 default_emutls_var_init): Declare.
3057 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3058 * target.h (struct gcc_target): Add struct emutls member.
3059 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3060 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3061 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3062 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3063 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3064 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3065 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3066 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3067 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3068 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3069 emit debug information.
3070 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3071 * varasm.c: Include targhooks.h.
3072 (emutls_object_section, emutls_tmpl_section): New.
3073 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3074 (EMUTLS_SEPARATOR): New.
3076 (get_emutls_object_name): New.
3077 (default_emutls_var_fields): New, broken out of ...
3078 (get_emutls_object_type): ... here. Adjust to use target hooks.
3079 (get_emutls_init_templ_addr): Adjust to use target hooks.
3080 (emutls_decl): Adjust to use target hooks.
3081 (emutls_finish): Likewise.
3082 (default_emutls_var_init): New, broken out of ...
3083 (assemble_variable): ... here. Adjust to use target hooks.
3084 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3086 * c-common.c (handle_section_attribute): Prevent overriding
3087 sections for emulated tls with special sections.
3088 * config/i386/i386.c (x86_64_elf_select_section): Add
3089 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3090 (x86_64_elf_unique_section): Likewise.
3091 * config/vxworks.c: Include tree.h.
3092 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3093 (vxworks_override_options): Set TLS scheme.
3094 * doc/tm.texi (Emulated TLS): New node.
3096 2008-04-26 Simon Baldwin <simonb@google.com>
3099 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3100 with propagated string constants.
3102 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3104 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3105 constraint for operand 2 when operand 0 is memory operand.
3106 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3107 operand 0 is memory operand.
3108 (fix_trunc<mode>_i387_with_temp): Ditto.
3109 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3110 operand 2 when operand 1 is memory operand.
3111 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3112 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3113 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3114 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3115 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3116 operands 2,3 and 4 when operand 1 is memory operand.
3117 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3119 (fistdi2_floor_with_temp): Ditto.
3120 (fist<mode>2_floor_with_temp): Ditto.
3121 (fistdi2_ceil_with_temp): Ditto.
3122 (fist<mode>2_ceil_with_temp): Ditto.
3123 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3125 2008-04-26 David Daney <ddaney@avtrex.com>
3127 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3129 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3130 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3131 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3132 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3133 (compare_and_swap_12): New insn.
3134 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3135 * config/mips/mips.c (mips_force_binary): New function.
3136 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3137 (mips_expand_compare_and_swap_12): New function.
3138 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3140 2008-04-25 Jan Hubicka <jh@suse.cz>
3143 * cfgexpand.c (pass_expand): Turn into RTL pass.
3144 * passes.c (execute_one_pass): Do pass typechecking after execution.
3145 * tree-pass.h (pass_expand): Turn into RTL pass.
3147 * function.h (struct rtl_data): Move here fields
3148 accesses_prior_frames, calls_eh_return, saves_all_registers,
3149 has_nonlocal_goto, has_asm_statement, is_thunk,
3150 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3151 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3152 arg_pointer_save_area_init from struct function; turn into bool.
3153 (struct function): Move
3154 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3155 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3156 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3157 tail_call_emit, arg_pointer_save_area_init
3158 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3159 (current_function_returns_struct, current_function_returns_pcc_struct,
3160 current_function_calls_setjmp, current_function_calls_alloca,
3161 current_function_accesses_prior_frames,
3162 current_function_calls_eh_return, current_function_is_thunk,
3163 current_function_stdarg, current_function_profile,
3164 current_function_limit_stack, current_function_uses_pic_offset_table,
3165 current_function_uses_const_pool, current_function_has_nonlocal_label,
3166 current_function_saves_all_registers,
3167 current_function_has_nonlocal_goto,
3168 current_function_has_asm_statement): Remove accesor macros.
3169 * ra-conflict.c (global_conflicts): Update.
3170 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3171 (suitable_for_tail_call_opt_p): Update.
3172 * builtins.c (expand_builtin_return_addr): Update.
3173 (expand_builtin_setjmp_setup): Update.
3174 (expand_builtin_nonlocal_goto): Update.
3175 * final.c (final_start_function): Update.
3176 (profile_function): Update.
3177 (leaf_function_p): Update.
3178 (only_leaf_regs_used): Update.
3179 * df-scan.c (df_get_exit_block_use_set): Update.
3180 * dojump.c (clear_pending_stack_adjust): Update.
3181 * tree-stdarg.c (gate_optimize_stdarg): Update.
3182 * gimple-low.c (lower_function_body): Update.
3183 * global.c (compute_regsets): Update.
3184 (global_alloc): Update.
3185 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3186 * expr.c (expand_assignment): Update.
3187 * dse.c (dse_step0): Update.
3188 (dse_step1): Update.
3189 * c-decl.c (store_parm_decls): Update.
3190 * local-alloc.c (combine_regs): Update.
3191 (find_free_reg): Update.
3192 * function.c (assign_parms_augmented_arg_list): Update.
3193 (assign_parm_find_data_types): Update.
3194 (assign_parms): Update.
3195 (allocate_struct_function): Update.
3196 (expand_function_start): Update.
3197 (expand_function_end): Update.
3198 (get_arg_pointer_save_area): Update.
3199 (thread_prologue_and_epilogue_insns): Update.
3200 (rest_of_match_asm_constraints): Update.
3201 * stor-layout.c (variable_size): Update.
3202 * gcse.c (gcse_main): Update.
3203 (bypass_jumps): Update.
3204 * gimplify.c (gimplify_function_tree): Update.
3205 * calls.c (emit_call_1): Update.
3206 (expand_call): Update.
3207 * bt-load.c (compute_defs_uses_and_gen): Update.
3208 * except.c (sjlj_assign_call_site_values): Update.
3209 (sjlj_emit_function_enter): Update.
3210 (can_throw_external): Update.
3211 (set_nothrow_function_flags): Update.
3212 (expand_builtin_unwind_init): Update.
3213 (expand_eh_return): Update.
3214 (convert_to_eh_region_ranges): Update.
3215 (output_function_exception_table): Update.
3216 * emit-rtl.c (gen_tmp_stack_mem): Update.
3217 * cfgexpand.c (expand_used_vars): Update.
3218 (tree_expand_cfg): Update.
3219 * cfgcleanup.c (rest_of_handle_jump): Update.
3220 * explow.c (allocate_dynamic_stack_space): Update.
3221 * varasm.c (assemble_start_function): Update.
3222 (force_const_mem): Update.
3223 (mark_constant_pool): Update.
3224 * tree-optimize.c (tree_rest_of_compilation): Update.
3225 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3226 * tree-cfg.c (notice_special_calls): Update.
3227 (is_ctrl_altering_stmt): Update.
3228 (tree_can_make_abnormal_goto): Update.
3229 (tree_purge_dead_abnormal_call_edges): Update.
3230 * config/alpha/predicates.md: Update.
3231 * config/alpha/alpha.c (alpha_sa_mask): Update.
3232 (alpha_sa_size): Update.
3233 (alpha_does_function_need_gp): Update.
3234 (alpha_expand_prologue): Update.
3235 (alpha_start_function): Update.
3236 (alpha_output_function_end_prologue): Update.
3237 (alpha_expand_epilogue): Update.
3238 * config/frv/frv.c (frv_stack_info): Update.
3239 (frv_expand_epilogue): Update.
3240 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3241 (s390_register_info): Update.
3242 (s390_frame_info): Update.
3243 (s390_init_frame_layout): Update.
3244 (s390_can_eliminate): Update.
3245 (save_gprs): Update.
3246 * config/spu/spu.c (spu_split_immediate): Update.
3247 (need_to_save_reg): Update.
3248 (spu_expand_prologue): Update.
3249 (spu_expand_epilogue): Update.
3250 * config/sparc/sparc.md: Update.
3251 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3252 (sparc_tls_got): Update.
3253 (legitimize_pic_address): Update.
3254 (sparc_emit_call_insn): Update.
3255 (sparc_expand_prologue): Update.
3256 (output_return): Update.
3257 (print_operand): Update.
3258 (sparc_function_ok_for_sibcall): Update.
3259 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3260 * config/m32r/m32r.md: Update.
3261 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3262 (m32r_compute_frame_size): Update.
3263 (m32r_expand_prologue): Update.
3264 (m32r_expand_epilogue): Update.
3265 (m32r_legitimize_pic_address): Update.
3266 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3267 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3268 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3270 (ix86_save_reg): Update.
3271 (ix86_compute_frame_layout): Update.
3272 (ix86_expand_prologue): Update.
3273 (ix86_expand_epilogue): Update.
3274 * config/sh/sh.c (output_stack_adjust): Update.
3275 (calc_live_regs): Update.
3276 (sh5_schedule_saves): Update.
3277 (sh_expand_prologue): Update.
3278 (sh_expand_epilogue): Update.
3279 (sh_setup_incoming_varargs): Update.
3280 (sh_allocate_initial_value): Update.
3281 (sh_get_pr_initial_val): Update.
3282 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3283 * config/sh/sh.md (label:): Update.
3284 * config/avr/avr.c (out_movhi_mr_r): Update.
3285 * config/crx/crx.h (enum): Update.
3286 * config/xtensa/xtensa.h (along): Update.
3287 * config/stormy16/stormy16.c Update.
3288 (xstormy16_compute_stack_layout): Update.
3289 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3290 (fr30_expand_prologue): Update.
3291 * config/cris/cris.c (cris_conditional_register_usage): Update.
3292 (cris_reg_saved_in_regsave_area): Update.
3293 (cris_initial_frame_pointer_offset): Update.
3294 (cris_simple_epilogue): Update.
3295 (cris_expand_prologue): Update.
3296 (cris_expand_epilogue): Update.
3297 (cris_expand_pic_call_address): Update.
3298 (cris_asm_output_symbol_ref): Update.
3299 (cris_asm_output_label_ref): Update.
3300 * config/cris/cris.md Update.
3301 * config/iq2000/iq2000.c (compute_frame_size): Update.
3302 (iq2000_expand_epilogue): Update.
3303 * config/mt/mt.h (save_direction): Update.
3304 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3305 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3306 (ia64_secondary_reload_class): Update.
3307 * config/m68k/m68k.c (m68k_save_reg): Update.
3308 (m68k_expand_prologue): Update.
3309 (m68k_expand_epilogue): Update.
3310 (legitimize_pic_address): Update.
3311 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3312 (first_reg_to_save): Update.
3313 (first_altivec_reg_to_save): Update.
3314 (compute_vrsave_mask): Update.
3315 (compute_save_world_info): Update.
3316 (rs6000_stack_info): Update.
3317 (spe_func_has_64bit_regs_p): Update.
3318 (rs6000_ra_ever_killed): Update.
3319 (rs6000_emit_eh_reg_restore): Update.
3320 (rs6000_emit_allocate_stack): Update.
3321 (rs6000_emit_prologue): Update.
3322 (rs6000_emit_epilogue): Update.
3323 (rs6000_output_function_epilogue): Update.
3324 (output_profile_hook): Update.
3325 (rs6000_elf_declare_function_name): Update.
3326 * config/rs6000/rs6000.h (rs6000_args): Update.
3327 * config/rs6000/rs6000.md: Update.
3328 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3329 * config/arc/arc.c (arc_output_function_epilogue): Update.
3330 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3331 * config/darwin.c (machopic_function_base_name): Update.
3332 * config/score/score3.c (score3_compute_frame_size): Update.
3335 (score3_epilogue): Update.
3336 * config/score/score7.c (score7_compute_frame_size): Update.
3337 (score7_prologue): Update.
3338 (score7_epilogue): Update.
3339 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3340 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3341 * config/arm/arm.c (use_return_insn): Update.
3342 (require_pic_register): Update.
3343 (arm_load_pic_register): Update.
3344 (arm_compute_save_reg0_reg12_mask): Update.
3345 (arm_compute_save_reg_mask): Update.
3346 (thumb1_compute_save_reg_mask): Update.
3347 (output_return_instruction): Update.
3348 (arm_output_function_prologue): Update.
3349 (arm_output_epilogue): Update.
3350 (arm_get_frame_offsets): Update.
3351 (arm_expand_prologue): Update.
3352 (thumb_pushpop): Update.
3353 (thumb_exit): Update.
3354 (thumb1_expand_prologue): Update.
3355 (thumb1_expand_epilogue): Update.
3356 (arm_unwind_emit): Update.
3357 (arm_output_fn_unwind): Update.
3358 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3359 * config/arm/arm.md: Update.
3360 * config/pa/pa.md: Update.
3361 * config/pa/pa.c (legitimize_pic_address): Update.
3362 (compute_frame_size): Update.
3363 (hppa_expand_prologue): Update.
3364 (hppa_expand_epilogue): Update.
3365 (borx_reg_operand): Update.
3366 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3367 (HARD_REGNO_RENAME_OK): Update.
3368 * config/mips/mips.c (mips_global_pointer): Update.
3369 (mips_save_reg_p): Update.
3370 (mips_compute_frame_info): Update.
3371 (mips_frame_pointer_required): Update.
3372 (mips_expand_prologue): Update.
3373 (mips_expand_epilogue): Update.
3374 (mips_can_use_return_insn): Update.
3375 (mips_reorg_process_insns): Update.
3376 * config/v850/v850.c (compute_register_save_size): Update.
3377 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3378 * config/mmix/mmix.c (along): Update.
3379 (mmix_expand_epilogue): Update.
3380 * config/bfin/bfin.c (legitimize_pic_address): Update.
3381 (must_save_p): Update.
3382 (stack_frame_needed_p): Update.
3383 (add_to_reg): Update.
3384 (bfin_expand_prologue): Update.
3385 * stmt.c (expand_asm_operands): Update.
3386 * reload1.c (reload): Update.
3387 (init_elim_table): Update.
3389 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3391 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3393 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3395 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3396 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3397 (mov<mode>): Removed.
3398 (*movv4sf_internal): Likewise.
3399 (*movv2df_internal): Likewise.
3401 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3403 * config.gcc (crx-*-elf): Remove deprecation.
3405 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3407 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3408 __gcc_deregister_frame with atexit.
3409 (deregister_frame_dtor): Remove.
3411 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3412 Nathan Sidwell <nathan@codesourcery.com>
3414 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3416 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3417 (rs6000_isel): Likewise.
3418 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3419 (rs6000_isel): New variable.
3420 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3422 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3425 * c-common.c (handle_vector_size_attribute): Call
3426 lang_hooks.types.reconstruct_complex_type instead of
3427 reconstruct_complex_type.
3428 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3429 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3430 * langhooks.h (struct lang_hooks_for_types): Add
3431 reconstruct_complex_type hook.
3432 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3433 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3435 2008-04-24 Richard Guenther <rguenther@suse.de>
3437 * c-common.h (check_builtin_function_arguments): Declare.
3438 * c-common.c (validate_nargs): New function.
3439 (check_builtin_function_arguments): Likewise.
3440 * c-typeck.c (build_function_call): Call
3441 check_builtin_function_arguments.
3442 * builtins.c (fold_builtin_classify): Remove error reporting code.
3443 (fold_builtin_unordered_cmp): Likewise.
3444 (fold_builtin_1): Likewise.
3445 (fold_builtin_n): Likewise.
3447 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3449 PR tree-optimization/36008
3450 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3451 the original op1, rather than delta by step.
3453 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3454 Sebastian Pop <sebastian.pop@amd.com>
3456 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3457 eliminate_local_variables_stmt, eliminate_local_variables,
3458 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3459 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3460 of code delimited by two edges in the CFG.
3461 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3462 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3463 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3464 the case of parallelisation of reductions.
3465 (expr_invariant_in_region_p): New.
3467 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3468 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3470 2008-04-24 Ira Rosen <irar@il.ibm.com>
3471 Richard Guenther <rguenther@suse.de>
3473 PR tree-optimization/36034
3474 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3475 incapable of dealing with loads with gaps.
3477 2008-04-24 Rafael Espindola <espindola@google.com>
3479 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3480 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3481 vrp_evaluate_conditional.
3482 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3483 (vrp_evaluate_conditional): Split the cond argument.
3484 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3485 (simplify_stmt_for_jump_threading): Update call to
3486 vrp_evaluate_conditional.
3488 2008-04-24 Ira Rosen <irar@il.ibm.com>
3490 PR tree-optimization/35982
3491 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3492 interleaved data-refs are of the same type.
3494 2008-04-24 Danny Smith <dannysmith@users.net>
3496 * c-format.c (check_format_info_main): Use strncmp rather than a
3497 magic prefix to handle multichar length specs.
3498 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3499 Don't prefix "I64" and "I32" with '\0'.
3501 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3504 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3505 in registers for -m32 only if stdarg_p (fntype).
3507 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3509 PR rtl-optimization/36006
3510 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3511 temp to op0 in order to avoid invalid rtx sharing.
3513 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3515 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3516 check TREE_INVARIANT.
3517 * tree-gimple.c (is_gimple_address): New.
3518 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3519 * tree-gimple.h (is_gimple_address): New.
3520 * tree.h (decl_address_invariant_p): New.
3521 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3522 (build_string): Likewise.
3523 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3524 (tree_invariant_p_1): Likewise.
3525 (save_expr): Use it.
3526 (tree_invariant_p): New.
3527 (skip_simple_arithmetic): Use it.
3528 (stabilize_reference_1): Use it.
3529 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3531 (build1_stat): Drop code to compute TREE_INVARIANT.
3532 (build2_stat): Drop code to compute TREE_INVARIANT.
3533 (build3_stat): Drop code to compute TREE_INVARIANT.
3534 (build4_stat): Drop code to compute TREE_INVARIANT.
3535 (build5_stat): Drop code to compute TREE_INVARIANT.
3536 (build7_stat): Drop code to compute TREE_INVARIANT.
3537 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3538 * tree.h (struct tree_base): Remove invariant_flag.
3539 (TREE_INVARIANT): Remove.
3540 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3541 (fold_builtin_expect): Check TREE_CONSTANT.
3542 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3543 * c-tree.h (c_expr_to_decl): Drop third parameter.
3544 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3545 (build_c_cast): Don't set TREE_INVARIANT.
3546 (pop_init_level): Don't set TREE_INVARIANT.
3547 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3548 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3550 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3551 (gimplify_addr_expr): Adjust comment.
3552 * tree-mudflap.c (mf_build_string):
3553 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3554 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3555 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3556 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3557 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3558 * langhooks.h (struct lang_hooks): Drop third parameter from
3561 2008-04-23 Richard Guenther <rguenther@suse.de>
3563 PR tree-optimization/27799
3564 PR tree-optimization/32921
3565 PR tree-optimization/32624
3566 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3567 SMTs aliases and the tag itself into the solution.
3568 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3569 merge the points-to solution back into the SMT aliases.
3570 (may_alias_p): Use alias_set_subset_of instead of
3571 aliases_conflict_p. A pointer which points to
3572 memory with alias set zero may access any variable.
3574 2008-04-23 Richard Guenther <rguenther@suse.de>
3576 * alias.c (alias_set_subset_of): Correctly handle asking
3577 if zero is a subset of an alias set with zero child.
3578 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3579 (compute_flow_insensitive_aliasing): Correctly walk all
3580 pointers. Do not unnecessarily union sets.
3582 2008-04-23 Richard Guenther <rguenther@suse.de>
3585 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3587 2008-04-22 Tomas Bily <tbily@suse.cz>
3589 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3591 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3593 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3594 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3595 * tree-inline.c (estimate_num_insns_1): Likewise.
3596 * varasm.c (const_hash_1, compare_constant, copy_constant)
3597 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3598 * emit-rtl.c (component_ref_for_mem_expr)
3599 (set_mem_attributes_minus_bitpos): Likewise.
3600 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3601 (is_aligning_offset): Likewise.
3602 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3603 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3604 * dojump.c (do_jump): Likewise.
3605 * builtins.c (get_pointer_alignment, get_memory_rtx)
3606 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3607 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3609 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3611 PR rtl-optimization/36017
3612 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3613 expanding the library call.
3615 2008-04-22 Ian Lance Taylor <iant@google.com>
3617 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3620 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3622 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3623 of LR/CTR moves for Power6.
3625 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3628 * passes.c (init_optimization_passes): Remove
3629 pass_fast_rtl_byte_dce.
3631 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3634 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3635 builtin functions to generate faster code.
3636 (_mm_cvtpu16_ps): Ditto.
3637 (_mm_cvtpi32x2_ps): Ditto.
3639 2008-04-22 Nick Clifton <nickc@redhat.com>
3641 * common.opt (ftree-loop-distribution): Add Optimization
3644 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3645 (frv_expand_builtin_va_start): Likewise.
3647 * config/arm/arm.c (thumb_find_work_register): Fix location of
3648 argument register count.
3650 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3652 Support scheduling for ColdFire V1 and V3 microarchitecture.
3653 Improve scheduling of multiplication instructions.
3655 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3656 (mac): New instruction attribute.
3657 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3658 (m68k_sched_mac): New variable.
3659 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3660 Handle cfv1 and cfv3.
3661 (max_insn_size): New static variable.
3662 (struct _sched_ib): New type.
3663 (sched_ib): New static variable.
3664 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3665 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3666 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3668 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3669 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3670 new variables. Update.
3671 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3672 Add modeling of cfv3 instruction buffer. Update.
3673 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3674 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3675 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3676 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3677 a particular reservation applies to.
3678 (type2): Reorganize attribute values. Rename alu to alu_reg,
3679 alu_l to alu, move_l to omove. Join move to alu. Split mul
3681 (cf_ib_*): Simplify description of instruction buffer.
3682 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3683 (cf_mem): Split into cf_mem1 and cf_mem2.
3684 (cf_v2_move_??): Rename to cfv12_alu_??.
3685 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3686 (cf_v2_mul_??): Remove reservations.
3687 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3688 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3689 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3691 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3692 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3693 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3694 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3695 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3696 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3697 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3698 expansions of the above reservations for instructions of sizes
3701 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3703 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3705 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3707 * coverage.c: Include tree-pass.h.
3708 (coverage_counter_alloc): Print da_file_name to the dump file.
3710 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3712 * sbitmap.c (sbitmap_range_empty_p): New function.
3713 * sbitmap.h (sbitmap_range_empty_p): New function.
3714 * bitmap.h: Now includes obstack.h.
3716 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3717 Kenneth Zadeck <zadeck@naturalbridge.com>
3719 * dbgcnt.def (ra_byte_scan): Added.
3720 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3721 when the last hit happens for a counter.
3722 * timevar.def (TV_DF_BYTE_LR): New variable.
3723 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3724 * passes.c (pass_fast_rtl_byte_dce): New pass.
3725 * fwprop.c (update_df): Added mode to call df_ref_create.
3726 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3727 DF_REF_EXTRACT_OFFSET.
3728 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3729 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3731 (df_ref_extract): Added mode field.
3732 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3733 DF_REF_EXTRACT_OFFSET.
3734 (DF_REF_EXTRACT_MODE): New macro.
3735 (df_byte_lr_bb_info): New structure.
3736 (df_print_byte_regset, df_compute_accessed_bytes,
3737 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3738 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3739 df_byte_lr_simulate_uses,
3740 df_byte_lr_simulate_artificial_refs_at_top,
3741 df_byte_lr_simulate_artificial_refs_at_end,
3742 df_compute_accessed_bytes): New function.
3743 (df_ref_create): Add parameter.
3744 (df_byte_lr_get_bb_info): New inline function.
3745 * df-scan.c (df_ref_record, df_uses_record,
3746 df_ref_create_structure): Added mode parameter.
3747 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3748 df_defs_record, df_uses_record, df_get_conditional_uses,
3749 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3750 df_entry_block_defs_collect, df_exit_block_uses_collect):
3751 Added mode parameter to calls to df_ref_record, df_uses_record,
3752 df_ref_create_structure.
3753 (df_ref_equal_p, df_ref_compare): Added test for modes.
3754 (df_ref_create_structure): Added code to set mode. Renamed
3755 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3756 DF_REF_EXTRACT_OFFSET.
3757 * df-core.c (df_print_byte_regset): New function.
3758 * df-byte-scan.c: New file.
3759 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3760 calls to BITMAP_FREE.
3761 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3762 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3763 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3764 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3765 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3766 df_byte_lr_local_compute, df_byte_lr_init,
3767 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3768 df_byte_lr_transfer_function, df_byte_lr_free,
3769 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3770 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3771 df_byte_lr_simulate_uses,
3772 df_byte_lr_simulate_artificial_refs_at_top,
3773 df_byte_lr_simulate_artificial_refs_at_end): New function.
3774 * dce.c (byte_dce_process_block): New function.
3775 (dce_process_block): au is now passed in rather than computed
3776 locally. Changed loops that look at artificial defs to not look
3777 for conditional or partial ones, because there never are any.
3778 (fast_dce): Now is able to drive byte_dce_process_block or
3779 dce_process_block depending on the kind of dce being done.
3780 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3781 (rest_of_handle_fast_byte_dce): New function.
3782 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3783 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3785 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3788 * gcc.h: Added fortran options that take arguments to
3789 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3792 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3794 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3795 scalarization if on the LHS and not a full access.
3797 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3799 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3801 2008-04-18 Rafael Espindola <espindola@google.com>
3803 * tree-vrp.c (find_case_label_index): Fix the binary search.
3804 (find_case_label_range): New.
3805 (vrp_visit_switch_stmt): Use find_case_label_range.
3806 (simplify_switch_using_ranges): Use find_case_label_range.
3808 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3810 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3811 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3813 2008-04-18 Tom Tromey <tromey@redhat.com>
3816 * doc/cpp.texi (Implementation-defined behavior): Mention
3819 2008-04-18 Ian Lance Taylor <iant@google.com>
3821 * fold-const.c (pointer_may_wrap_p): New static function.
3822 (fold_comparison): Add another test for pointer overflow. Use
3823 pointer_may_wrap_p to disable some false positives.
3825 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3827 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3828 (fname_as_string): Match updated cpp_interpret_string prototype.
3829 (fix_string_type): Support char16_t* and char32_t*.
3830 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3831 derivative) nodes. Register as builtin if C++0x.
3832 (c_parse_error): Support CPP_CHAR{16,32}.
3833 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3834 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3835 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3836 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3837 CTI_CHAR32_ARRAY_TYPE>: New elements.
3838 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3839 char32_type_node, signed_char32_type_node, char16_array_type_node,
3840 char32_array_type_node): New defines.
3841 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3842 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3843 (lex_string): Support CPP_STRING{16,32}, match updated
3844 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3845 (lex_charconst): Support CPP_CHAR{16,32}.
3846 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3847 and CPP_STRING{16,32}.
3849 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3852 * aclocal.m4: Regenerate.
3853 * configure: Regenerate.
3855 2008-04-18 Jan Hubicka <jh@suse.cz>
3857 * except.c (dw2_size_of_call_site_table,
3858 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3860 * cgraphbuild.c (build_cgraph_edges): Update.
3861 * tree-pass.h: Update comment.
3862 * final.c (leaf_function_p): Update.
3863 (leaf_renumber_regs): Update.
3864 (rest_of_clean_state): Update.
3865 * omp-low.c (expand_omp_parallel): Update.
3866 * ipa-reference.c (analyze_function): Update.
3867 * reorg.c (find_end_label): Update.
3868 (optimize_skip): Update.
3869 (fill_simple_delay_slots): Update.
3870 (fill_simple_delay_slots): Update.
3871 (make_return_insns): Update.
3872 (dbr_schedule): Update.
3873 * gimple-low.c (record_vars_into): Update.
3874 * cfgbuild.c (make_edges): Update.
3875 * function.c (assign_stack_local): Update.
3876 (assign_parm_adjust_stack_rtl): Update.
3877 (locate_and_pad_parm): Update.
3878 (allocate_struct_function): Do not initialize stack_alignment_needed
3879 and preferred_stack_boundary here.
3880 (stack_protect_prologue): Update.
3881 (stack_protect_epilogue): Update.
3882 (expand_function_start): Initialize stack_alignment_needed,
3883 preferred_stack_boundary and max_jumptable_ents.
3884 (expand_function_end): Update.
3885 (free_after_compilation): Do not NULLify epilogue_delay_list.
3886 * function.h (struct rtl_data): Add stack_protect_guard,
3887 stack_alignment_needed,
3888 preferred_stack_boundary, epilogue_delay_list.
3889 (struct function): Remove value_histograms, stack_alignment_needed,
3890 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3892 unexpanded_var_list, stack_protect_guard.
3893 (current_function_epilogue_delay_list): Remove.
3894 * ipa-type-escape.c (analyze_function): Update.
3895 * gimplify.c (pop_gimplify_context): Update comment.
3896 * calls.c (expand_call): Update.
3897 (emit_library_call_value_1): Update.
3898 * except.c (set_nothrow_function_flags): Update.
3899 * cfgexpand.c (get_decl_align_unit): Update.
3900 (create_stack_guard): Update.
3901 (estimated_stack_frame_size): Update.
3902 (expand_used_vars): Update.
3903 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3904 * explow.c (allocate_dynamic_stack_space): Update.
3905 * tree-ssa-live.c (remove_unused_locals): Update.
3906 * varasm.c (mark_constant_pool): Update.
3907 * tree-inline.c (remap_decls): Update.
3908 (initialize_cfun): Update.
3909 (declare_return_variable): Update.
3910 (inline_forbidden_p): Update.
3911 (expand_call_inline): Update.
3912 (declare_inline_vars): Update.
3913 (tree_function_versioning): Update.
3914 * tree-flow.h (value_histograms): New.
3915 (VALUE_HISTOGRAMS): New macro.
3916 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3918 * tree-cfg.c (set_bb_for_stmt): Update.
3919 (replace_by_duplicate_decl): Update.
3920 (move_block_to_fn): Update.
3921 (new_label_mapper): Update.
3922 (dump_function_to_file): Update.
3923 * ipa-struct-reorg.c (build_data_structure): Update.
3924 * cfgrtl.c (print_rtl_with_bb): Update.
3925 * reload1.c (reload): Update.
3927 * config/i386/i386.c (setup_incoming_varargs_64,
3928 ix86_compute_frame_layout): Update.
3929 * config/arc/arc.c (arc_output_function_epilogue): Update.
3931 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3933 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3934 for FreeBSD as well.
3935 * gthr-posix95.h: Likewise.
3937 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3939 PR rtl-optimization/35838
3940 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3941 out the byte offset of the first subreg.
3943 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3945 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3946 to split_ti instead of three separate calls with single member arrays.
3947 (subti3 splitter): Ditto.
3948 (adddi3 splitter): Ditto with split_di.
3949 (subdi3 splitter): Ditto.
3950 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3951 two separate calls with single member arrays. Swap match_dup
3952 operands 1 and 2 to better fit into the array.
3953 (negdi2 splitter): Ditto with split_di.
3954 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3955 two separate calls with single member arrays. Swap match_dup operands
3956 6 and 7 to better fit into the array.
3958 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3960 * config/i386/i386.c (sse_builtin_type): New.
3961 (bdesc_sse_args): Likewise.
3962 (bdesc_sse_3arg): Removed.
3963 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3964 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3965 IX86_BUILTIN_ROUNDPS.
3966 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3967 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3968 IX86_BUILTIN_ROUNDPS.
3969 (ix86_expand_sse_4_operands_builtin): Removed.
3970 (ix86_expand_sse_operands_builtin): New.
3971 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3972 and CODE_FOR_sse4_1_roundps.
3973 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3974 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3976 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3979 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3980 regs before frame pop when needed. If use_backchain_to_restore_sp
3981 then load backchain into a temp reg to restore vr and vrsave. Add
3982 code to restore vr after frame pop if possible.
3984 2008-04-17 Richard Guenther <rguenther@suse.de>
3986 * tree-vn.c (expressions_equal_p): Do not check type
3987 equality or compatibility before calling operand_equal_p.
3988 * fold-const.c (operand_equal_p): Check equivalence of
3989 integer constants before bailing out due to signedness or
3990 precision differences.
3991 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3992 spurious differences in type qualification. Ignore types
3993 for COMPONENT_REFs at all.
3995 2008-04-17 Christian Bruel <christian.bruel@st.com>
3997 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3998 msw_skip comparison.
4000 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4003 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4006 PR tree-optimization/35899
4007 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4008 rather than TREE_OPERAND.
4010 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4013 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4014 temporary registers. Change operand predicate to general_operand.
4015 (remainderxf3): Ditto.
4017 2008-04-16 Richard Guenther <rguenther@suse.de>
4019 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4020 * tree-affine.c (aff_combination_expand): Look through some
4023 2008-04-15 Doug Kwan <dougkwan@google.com>
4025 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4027 * tree-pretty-print.c (dump_generic_node): Ditto.
4028 * final.c (output_addr_const): Ditto.
4029 * dwarf2out.c (output_cfi): Ditto.
4030 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4031 * print-rtl.c (print_rtx): Ditto.
4032 * print-tree.c (print_node_brief, print_node): Ditto.
4033 * c-common.c (match_case_to_enum_1): Ditto.
4034 * sched-vis.c (print_value): Ditto.
4035 * config/i386/i386.c (print_operand): Cast to long unsigned int
4038 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4039 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4040 MS Windows VirtualProtect function.
4042 2008-04-15 Jan Hubicka <jh@suse.cz>
4044 * gengtype.c (write_root): Param_is argument is OK.
4045 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4046 * function.h: Include varray.h
4047 (rtl_eh): New stucture based on except.c one.
4048 (call_site_record): New forward declaration and vector type.
4049 * calls.c (emit_call_1): Do not call
4050 note_current_region_may_contain_throw.
4051 * except.c (eh_status): Remove cur_region, try_region since they are
4053 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4054 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4055 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4056 Remove call_site_data_used, call_site_data_size.
4057 Turn call_site_record into vector in function.h.
4058 (note_current_region_may_contain_throw): Remove.
4059 (get_exception_pointer, get_exception_filter): Do not take struct
4060 function argument; update.
4061 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4062 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4063 build_post_landing_pads, dw2_build_landing_pads,
4064 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4065 sjlj_emit_function_enter, sjlj_emit_function_enter,
4066 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4067 sjlj_build_landing_pads, finish_eh_generation,
4068 remove_exception_handler_label, remove_eh_handler,
4069 maybe_remove_eh_handler, add_reachable_handler,
4070 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4071 add_action_record, collect_one_action_chain, add_call_site,
4072 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4073 sjlj_output_call_site_table, output_function_exception_table,
4074 * except.h (note_current_region_may_contain_throw): Remove
4075 (get_exception_pointer, get_exception_filter): Do not take struct
4077 * Makefile.in (GTFILES): Put varargs before struct function.
4079 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4081 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4082 punt for STRING_CST.
4083 (get_constraint_for): Deal with STRING_CST here instead.
4085 2008-04-15 Richard Guenther <rguenther@suse.de>
4087 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4088 statements in a basic-block with a backward walk. Do not
4089 substitute into dead statements but instead remove those.
4091 2008-04-15 Richard Guenther <rguenther@suse.de>
4093 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4094 to zero, thus disable creation of SFTs.
4096 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4098 * tree-predcom.c (suitable_reference_p): Return false if the
4099 reference can throw.
4101 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4104 * c-decl.c (finish_decl): If extern or static var has variable
4105 size, set TREE_TYPE (decl) to error_mark_node.
4107 2008-04-15 Rafael Espindola <espindola@google.com>
4109 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4112 2008-04-15 Richard Guenther <rguenther@suse.de>
4114 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4115 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4116 (visit_reference_op_load): Do walk vuse-vdef chains on
4117 vn_reference_lookup.
4118 (visit_reference_op_store): But do not here.
4119 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4120 vn_reference_lookup.
4121 (vn_lookup_with_vuses): But do so here.
4123 2008-04-14 Ian Lance Taylor <iant@google.com>
4125 * fold-const.c (fold_overflow_warning): Remove assertion.
4127 2008-04-15 Ben Elliston <bje@au.ibm.com>
4129 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4130 temp1 local variables.
4132 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4135 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4136 ".text.unlikely" section as executable.
4138 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4140 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4141 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4142 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4143 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4144 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4145 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4146 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4148 2008-04-14 Ian Lance Taylor <iant@google.com>
4150 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4151 * fold-const.c (fold_comparison): If appropriate, test
4152 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4153 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4154 reassociating a pointer type.
4155 * doc/invoke.texi (Optimize Options): Document that
4156 -fstrict-overflow applies to pointer wraparound.
4158 2008-04-13 Jan Hubicka <jh@suse.cz>
4160 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4162 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4164 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4165 we are going to "save the world".
4167 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4169 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4170 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4171 operand 0 constraint, not "=".
4173 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4175 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4177 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4179 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4180 of size of positions_needed * CHAR_BIT.
4182 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4185 * dse.c (store_info): Change positions_needed to unsigned
4187 (lowpart_bitmask): New.
4188 (record_store): Cast to unsigned HOST_WIDE_INT for
4189 positions_needed. Assert width <= size of positions_needed *
4190 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4191 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4192 lowpart_bitmask to set mask.
4194 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4196 * config/bfin/constraints.md: New file.
4197 * config/bfin/bfin.md: Include it.
4198 (adddi3): Use satisfies_constraint functions instead of the old macros.
4199 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4200 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4201 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4202 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4203 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4204 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4205 EXTRA_CONSTRAINT): Delete.
4206 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4207 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4209 * config/bfin/bfin.c: Include "tm-constrs.h".
4210 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4211 Use satisfies_constraint functions instead of the old macros.
4212 * doc/md.texi (Blackfin Constraints): Update file name reference.
4214 2008-04-11 Richard Guenther <rguenther@suse.de>
4216 PR tree-optimization/35869
4217 * tree-vrp.c (execute_vrp): Move switch statement update after
4218 jump threading. Schedule another cfg cleanup run.
4220 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4223 * attribs.c (decl_attributes): Return early on errorneous node.
4225 2008-04-10 Oleg Ryjkov <olegr@google.com>
4227 * tree.h (struct tree_base): Added a new flag default_def_flag.
4228 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4230 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4232 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4234 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4237 * pa.md: Define mode iterator P. Define mode attribute dwc.
4238 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4239 (icacheflush): Likewise.
4240 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4241 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4243 2008-04-11 Ben Elliston <bje@au.ibm.com>
4245 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4247 2008-04-10 Rafael Espindola <espindola@google.com>
4249 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4250 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4251 (extract_range_from_expr): The same.
4253 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4255 * config/mips/mips.md (GPR2): New mode iterator.
4257 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4258 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4259 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4260 Rewrite these to take two modes, the mode of comparison and the
4261 mode of the destination.
4262 * config/mips/mips.c (mips_expand_scc): Instead of having
4263 paradoxical subreg as destination, expand "narrowing" scc if mode
4264 of comparison is SI and target is requested in DI mode.
4265 (mips_emit_int_order_test): Update comment. Make mode of
4266 comparison match CMP0 rather than TARGET. When creating inverse
4267 target use mode of TARGET.
4269 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4271 * gcov-dump.c (tag_summary): Only print summaries for the first
4272 GCOV_COUNTERS_SUMMABLE counters.
4274 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4276 * config/i386/i386.md (absneg): New code iterator.
4277 (absnegprefix): New code attribute.
4278 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4279 patterns using absneg code iterator.
4280 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4281 using absneg code iterator.
4282 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4283 *neg<mode>2 patterns using absneg code iterator.
4284 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4285 *negextendsfdf2 patterns using absneg code iterator.
4286 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4287 *negextendsfxf2 patterns using absneg code iterator.
4288 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4289 *negextendsfdf2 patterns using absneg code iterator.
4290 * config/i386/sse.md (<code><mode>2): Macroize expander from
4291 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4293 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4295 * config/s390/s390.h: Remove the remains of the recent search
4296 & replace action of current_function_outgoing_args_size.
4298 2008-04-10 Ira Rosen <irar@il.ibm.com>
4300 PR tree-optimization/35821
4301 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4302 NEW_STMT_LIST is not NULL.
4304 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4307 * toplev.c (process_options): Remove -ffunction-sections debugging
4310 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4312 PR middle-end/PR28690
4313 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4314 than gen_rtx_fmt_ee to perform more canonicalizations.
4316 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4319 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4321 2008-04-09 Richard Guenther <rguenther@suse.de>
4323 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4324 (dump_function_to_file): Dump function arguments with types.
4326 2008-04-08 Richard Guenther <rguenther@suse.de>
4328 * fold-const.c (fold_widened_comparison): Do not allow
4329 sign-changes that change the result.
4331 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4334 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4335 kinds of indirect references.
4337 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4339 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4340 GNU Fortran language string.
4342 2008-04-08 Rafael Espindola <espindola@google.com>
4344 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4345 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4346 * tree.h (tree_call_nonnegative_warnv_p): New.
4348 2008-04-08 Jan Hubicka <jh@suse.cz>
4350 * function.c (free_after_compilation): Clear out regno_reg_rtx
4353 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4356 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4358 PR middle-end/PR28690
4359 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4360 same precedence as REG_POINTER and MEM_POINTER operands.
4362 2008-04-08 Richard Guenther <rguenther@suse.de>
4365 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4366 for adding index to base.
4368 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4370 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4371 (MINGW_ENABLE_EXECUTE_STACK): New.
4372 (IN_LIBGCC2): For libgcc include windows.h file for
4373 function declarations.
4375 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4377 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4378 and tem2 if tem1 is not a REG or MULT.
4380 2008-04-08 Jan Hubicka <jh@suse.cz>
4382 * function.h (incomming_args): Break out of struct function.
4383 (function_subsections): Break out of struct function.
4384 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4385 return_rtx and hard_reg_initial_vals from struct function.
4386 Kill inl_max_label_num.
4387 (current_function_pops_args, current_function_args_info,
4388 current_function_args_size, current_function_args_size,
4389 current_function_pretend_args_size,
4390 current_function_outgoing_args_size,
4391 current_function_internal_arg_pointer, current_function_return_rtx):
4392 Kill compatibility accestor macros.
4393 * builtins.c (expand_builtin_apply_args_1): Update.
4394 (expand_builtin_next_arg): Update.
4395 * df-scan.c (df_get_call_refs): Update.
4396 * dbxout.c (dbxout_function_end): Update.
4397 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4398 (output_line_info): Update.
4399 (secname_for_decl): Update.
4400 (dwarf2out_var_location): Update.
4401 * function.c (free_after_compilation): Update.
4402 (assign_parm_find_stack_rtl): Update.
4403 (assign_parms): Update.
4404 (expand_dummy_function_end): Update.
4405 (expand_function_end): Update.
4406 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4407 (expand_call): Update.
4408 (emit_library_call_value_1): Update.
4409 (store_one_arg): Update.
4410 * varasm.c (initialize_cold_section_name): Update.
4411 (unlikely_text_section): Update.
4412 (unlikely_text_section_p): Update.
4413 (assemble_start_function): Update.
4414 (assemble_end_function): Update.
4415 (default_section_type_flags): Update.
4416 (switch_to_section): Update.
4417 * integrate.c (set_decl_abstract_flags): Update.
4418 (get_hard_reg_initial_val): Update.
4419 (has_hard_reg_initial_val): Update.
4420 (allocate_initial_values): Update.
4421 * resource.c (init_resource_info): Update.
4422 * config/alpha/alpha.c (NUM_ARGS): Update.
4423 (direct_return): Update.
4424 (alpha_va_start): Update.
4425 (alpha_sa_size): Update.
4426 (alpha_initial_elimination_offset): Update.
4427 (alpha_expand_prologue): Update.
4428 (alpha_start_function): Update.
4429 (alpha_expand_epilogue): Update.
4430 (unicosmk_initial_elimination_offset):
4431 * config/alpha/alpha.md (call expander): Update.
4432 * config/s390/s390.c (s390_register_info): Update.
4433 (s390_register_info): Update.
4434 (s390_frame_info): Update.
4435 (s390_initial_elimination_offset): Update.
4436 (s390_build_builtin_va_list): Update.
4437 (s390_va_start): Update.
4438 * config/spu/spu.c (direct_return): Update.
4439 (spu_expand_prologue): Update.
4440 (spu_initial_elimination_offset): Update.
4441 (spu_build_builtin_va_list): Update.
4442 (spu_va_start): Update.
4443 * config/sparc/sparc.c (sparc_init_modes): Update.
4444 (sparc_compute_frame_size): Update.
4445 (function_value): Update.
4446 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4447 * config/i386/i386.md (return expander): Update.
4448 * config/i386/i386.c (ix86_va_start): Update.
4449 (ix86_can_use_return_insn_p): Update.
4450 (ix86_compute_frame_layout): Update.
4451 (ix86_expand_epilogue): Update.
4452 * config/sh/sh.c (output_stack_adjust): Update.
4453 (calc_live_regs): Update.
4454 (sh_expand_prologue): Update.
4455 (sh_builtin_saveregs): Update.
4456 (sh_va_start): Update.
4457 (initial_elimination_offset): Update.
4458 (sh_allocate_initial_value): Update.
4459 (sh_function_ok_for_sibcall): Update.
4460 (sh_get_pr_initial_val): Update.
4461 * config/sh/sh.md (return expander): Update.
4462 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4463 * config/crx/crx.c (crx_compute_frame): UPdate.
4464 (crx_initial_elimination_offset): UPdate.
4465 * config/xtensa/xtensa.c (compute_frame_size): Update
4466 (xtensa_builtin_saveregs): Update.
4467 (xtensa_va_start): Update.
4468 (order_regs_for_local_alloc): Update.
4469 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4470 (xstormy16_expand_builtin_va_start): Update.
4471 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4472 * config/m68hc11/m68hc11.md (return expanders): Update.
4473 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4474 (expand_epilogue): Update.
4475 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4476 (cris_simple_epilogue): Update.
4477 (cris_expand_prologue): Update.
4478 (cris_expand_epilogue): Update.
4479 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4480 (compute_frame_size): Update.
4481 * config/mt/mt.c (mt_compute_frame_size): Update.
4482 * config/mn10300/mn10300.c (expand_prologue): Update.
4483 (expand_epilogue): Update.
4484 (initial_offset): Update.
4485 (mn10300_builtin_saveregs):
4486 * config/mn10300/mn10300.md (return expander): Update.
4487 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4488 (ia64_initial_elimination_offset): Update.
4489 (ia64_initial_elimination_offset): Update.
4490 (ia64_expand_prologue): Update.
4491 * config/m68k/m68k.md (return expander): Update.
4492 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4493 (rs6000_stack_info): Update.
4494 * config/mcore/mcore.c (layout_mcore_frame): Update.
4495 (mcore_expand_prolog): Update.
4496 * config/arc/arc.c (arc_compute_frame_size): Update.
4497 * config/score/score3.c (score3_compute_frame_size): Update.
4498 * config/score/score7.c (score7_compute_frame_size): Update.
4499 * config/arm/arm.c (use_return_insn): Update.
4500 (thumb_find_work_register): Update.
4501 (arm_compute_save_reg_mask): Update.
4502 (arm_output_function_prologue): Update.
4503 (arm_output_epilogue): Update.
4504 (arm_size_return_regs): Update.
4505 (arm_get_frame_offsets): Update.
4506 (arm_expand_prologue): Update.
4507 (thumb_exit): Update.
4508 (thumb_unexpanded_epilogue): Update.
4509 (thumb1_output_function_prologue): Update.
4510 * config/pa/pa.md (return expander): Update.
4511 * config/pa/pa.c (compute_frame_size): Update.
4512 (hppa_builtin_saveregs): Update.
4513 * config/mips/mips.c (mips_va_start): Update.
4514 (mips16_build_function_stub): Update.
4515 (mips_compute_frame_info): Update.
4516 (mips_restore_gp): Update.
4517 (mips_output_function_prologue): Update.
4518 (mips_expand_prologue): Update.
4519 * config/v850/v850.c (compute_frame_size): Update.
4520 (expand_prologue): * config/mmix/mmix.c (along): update.
4521 (mmix_initial_elimination_offset): update.
4522 (mmix_reorg): update.
4523 (mmix_use_simple_return): update.
4524 (mmix_expand_prologue): update.
4525 (mmix_expand_epilogue): Update.
4526 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4527 (emit_link_insn): Update.
4529 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4531 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4532 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4534 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4537 2008-04-07 Jan Hubicka <jh@suse.cz>
4539 * function.h (rtl): Rename to x_rtl.
4541 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4542 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4543 used_temp_slots avail_temp_slots, temp_slot_level,
4544 nonlocal_goto_handler_labels): Update accesstors.
4545 (rtl): New global variable.
4546 (struct function): Move some fileds to rtl_data.
4547 (get_arg_pointer_save_area): Update prototype.
4548 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4549 get_arg_pointer_save_area.
4550 * expr.c (init_expr): Update
4551 * function.c (get_frame_size): Update
4552 (assign_stack_local): Update
4553 (expand_function_end): Update.
4554 (get_art_pointer_save_area): Update
4556 * emit-rtl.c (rtl): Declare.
4557 (regno_reg_rtx): Declare.
4558 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4560 (gen_reg_rtx): Update.
4561 * varasm.c (n_deferred_constatns): Update accestor.
4562 (init_varasm_status): Do not allocate varasm_status.
4563 (force_const_mem, get_pool_size, output_constant_pool): Update.
4564 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4565 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4566 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4567 * sparc/sparc.h (INIT_EXPANDERS): Update.
4568 * ia64/ia64.h (INIT_EXPANDERS): Update.
4570 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4572 * reload.c (push_secondary_reload): Add missing break to for loop.
4574 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4576 PR middle-end/PR28690
4577 * rtlanal.c: Update copyright years.
4578 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4579 as REG_POINTER and MEM_POINTER operands.
4580 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4581 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4582 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4583 * gcse.c: Update copyright years.
4584 (pre_delete): Call gen_reg_rtx_and_attrs.
4585 (hoist_code): Likewise.
4586 (build_store_vectors): Likewise.
4587 (delete_store): Likewise.
4588 * loop-invariant.c (move_invariant_reg): Likewise.
4589 Update copyright years.
4591 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4593 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4594 control string instead of quoted.
4596 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4598 * doc/rtl.texi: Rewrite of subreg section.
4600 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4603 * config/i386/i386.c (legitimize_pic_address): Add treating
4604 of dllimport SYM_REF's.
4605 (legitimize_dllimport_symbol): Add prototype.
4607 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4609 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4610 reference in constructor with non self-referential type.
4612 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4614 Removal of Return with Depressed Stack Pointer support
4615 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4616 (ECF_SP_DEPRESSED): Likewise.
4617 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4618 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4619 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4620 (expand_call): Do not test ECF_SP_DEPRESSED.
4621 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4622 * function.c (keep_stack_depressed): Delete.
4623 (handle_epilogue_set): Likewise.
4624 (update_epilogue_consts): Likewise.
4625 (emit_equiv_load): Likewise.
4626 (thread_prologue_and_epilogue_insns): Remove support for Return with
4627 Depressed Stack Pointer.
4628 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4630 2008-04-06 Richard Guenther <rguenther@suse.de>
4632 PR tree-optimization/35400
4633 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4634 information from SSA_NAMEs.
4636 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4638 * config/avr/avr.h (avr_mega_p): Remove declaration.
4639 (AVR_MEGA): Remove macro.
4640 * config/avr/avr.c (avr_mega_p): Remove variable.
4641 (avr_override_options): Remove inicializion of avr_mega_p.
4642 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4643 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4644 (avr_jump_mode): (Ditto.).
4645 (avr_output_progmem_section_asm_op): (Ditto.).
4646 (avr_asm_init_sections): (Ditto.).
4647 (avr_asm_init_sections): (Ditto.).
4648 (avr_rtx_costs): (Ditto.).
4649 * config/avr/avr.md: (Ditto.).
4650 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4653 2008-04-06 Richard Guenther <rguenther@suse.de>
4655 PR tree-optimization/35842
4656 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4657 is_gimple_invariant_address.
4659 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4661 * gcc.c (default_compilers): Sync Fortran extensions list with
4662 that in fortran/lang-specs.h.
4663 * doc/invoke.texi: Likewise.
4664 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4665 * dwarf2out.c (gen_compile_unit_die): Likewise.
4667 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4669 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4671 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4674 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4675 attribute is used for nested functions.
4677 2008-04-05 Jan Hubicka <jh@suse.cz>
4679 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4681 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4683 (dump_files): Update.
4684 (enable_rtl_dump_file): Do not accept letter argument.
4685 * tree-pass.h (dump_file_info): Remove letter argument.
4686 * toplev.c (decode_d_option): Update -da handling.
4687 * toplev.h (enable_rtl_dump_file): Update prototype.
4688 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4689 it out based on pass type.
4690 (register_dump_files_1): Likewise.
4691 (init_optimization_passes): Update register_one_dump_file calls.
4692 (execute_one_pass): Sanity check that IPA passes are called at IPA
4693 level and RTL passes at RTL level.
4694 (execute_pass_list): IPA pass can not be after or subpass of
4696 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4697 disallov RTL subpasses of IPA subpasses.
4699 2008-04-05 Ben Elliston <bje@au.ibm.com>
4701 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4702 builtins that return exactly once and do not throw. Cache call to
4705 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4707 PR rtl-optimization/34916
4709 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4710 between instruction pairs.
4712 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4714 * doc/invoke.texi: Document -mbitops for SH.
4715 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4716 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4717 * config/sh/sh.c (print_operand): Add %t operand code.
4718 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4719 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4720 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4721 (extendqihi2): Likewise.
4722 (movqi_i): Likewise.
4723 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4724 (extv): Use bld instruction for SH2A if possible.
4726 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4727 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4728 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4729 (bset.b, bclr.b): Define peepholes.
4730 * config/sh/sh.opt (mbitops): New option.
4732 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4735 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4736 and view convert expression.
4738 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4741 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4743 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4745 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4747 * config/i386/cpuid.h (bit_AES): New.
4748 (bit_PCLMUL): Likewise.
4750 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4751 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4752 SSE2 if AES or PCLMUL is enabled.
4753 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4754 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4755 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4756 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4757 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4758 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4759 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4760 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4761 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4762 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4763 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4764 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4765 __builtin_ia32_aeskeygenassist128 and
4766 __builtin_ia32_pclmulqdq128.
4767 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4768 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4769 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4771 * config/i386/i386.h (TARGET_AES): New.
4772 (TARGET_PCLMUL): Likewise.
4773 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4775 * config/i386/i386.md (UNSPEC_AESENC): New.
4776 (UNSPEC_AESENCLAST): Likewise.
4777 (UNSPEC_AESDEC): Likewise.
4778 (UNSPEC_AESDECLAST): Likewise.
4779 (UNSPEC_AESIMC): Likewise.
4780 (UNSPEC_AESKEYGENASSIST): Likewise.
4781 (UNSPEC_PCLMUL): Likewise.
4783 * config/i386/i386.opt (maes): New.
4784 (mpclmul): Likewise.
4786 * config/i386/sse.md (aesenc): New pattern.
4787 (aesenclast): Likewise.
4789 (aesdeclast): Likewise.
4791 (aeskeygenassist): Likewise.
4792 (pclmulqdq): Likewise.
4794 * config/i386/wmmintrin.h: New.
4796 * doc/extend.texi: Document AES and PCLMUL built-in function.
4798 * doc/invoke.texi: Document -maes and -mpclmul.
4800 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4802 * function.c (free_after_parsing): Replace with
4803 cxx_push_function_context from C++ front-end.
4804 (allocate_struct_function): Don't call langhook.
4805 * langhooks.h (struct lang_hooks_for_functions): Delete.
4806 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4808 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4809 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4810 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4811 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4812 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4813 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4814 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4816 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4817 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4819 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4822 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4825 2008-04-04 Richard Guenther <rguenther@suse.de>
4828 * fold-const.c (optimize_minmax_comparison): Use the correct
4829 type for the constant in the simplified comparison.
4831 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4833 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4834 Pass L2 size as "--param l2-cache-size" to the compiler.
4835 (decode_l2_cache): New function to decode L2 cache parameters using
4836 0x8000006 extended cpuid function.
4837 (detect_caches_amd): Determine parameters of L2 cache using
4838 decode_l2_caches function.
4839 (decode_caches_intel): Decode L2 cache parameters.
4840 (detect_caches_intel): Determine L2 cache parameters using
4841 decode_caches_intel and decode_l2_caches functions.
4843 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4845 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4846 secondary input reload for subword loads from the constant pool.
4848 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4851 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4852 constants of the appropriate size for runtime calculations.
4855 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4856 decimal-float literal constant zero.
4858 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4861 * c-parser.c (c_parser_omp_atomic): Call
4862 default_function_array_conversion on the RHS.
4865 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4866 call is_variable_sized if decl has incomplete type.
4868 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4870 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4872 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4874 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4876 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4877 (sgt<u>): Merge sgt and sgtu into new expander.
4878 (sgt, sgtu): Remove expanders.
4879 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4880 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4881 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4882 *sgtu_<mode>_mips16 into new pattern.
4883 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4884 (sge<u>): Merge sge and sgeu into new expander.
4885 (sge, sgeu): Remove expanders.
4886 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4888 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4889 (slt<u>): Merge slt and sltu into new expander.
4890 (slt, sltu): Remove expanders.
4891 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4892 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4893 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4894 *sltu_<mode>_mips16 into new pattern.
4895 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4896 (sle<u>): Merge sle and sleu into new expander.
4897 (sle, sleu): Remove expanders.
4898 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4899 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4900 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4901 *sleu_<mode>_mips16 into new pattern.
4902 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4904 2008-04-03 Jan Hubicka <jh@suse.cz>
4906 PR tree-optimization/35795
4907 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4908 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4909 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4910 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4911 * score/score3.c (score3_output_mi_thunk): Likewise.
4912 * score/score7.c (score7_output_mi_thunk): Likewise.
4913 * mips/mips.c (mips_output_mi_thunk): Likewise.
4915 2008-04-03 Richard Guenther <rguenther@suse.de>
4917 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4918 conversions. Simplify code.
4920 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4922 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4924 2008-04-03 Tom Tromey <tromey@redhat.com>
4925 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4927 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4928 * config/bfin/t-bfin-linux (generated_files): Add
4929 linux-sysroot-suffix.h.
4930 * doc/install.texi (Prerequisites): Require make 3.80.
4931 * doc/sourcebuild.texi (Front End Directory): Document new
4933 * Makefile.in (generated_files): New variable.
4934 (ALL_HOST_OBJS): New variable.
4935 ($(ALL_HOST_OBJS)): New target.
4937 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4939 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4940 (remap_block): Call id->transform_lang_insert_block instead
4942 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4943 Set id.transform_lang_insert_block to NULL.
4944 (clone_body): Move to cp/optimize.c
4945 * tree-inline.h (struct copy_body_data): Change
4946 transform_lang_insert_block to function pointer.
4947 (copy_generic_body, copy_decl_no_change): Export.
4948 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4949 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4950 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4952 * c-tree.h (insert_block): Kill.
4953 * c-decl.c (insert_block): Kill.
4955 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4957 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4958 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4959 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4961 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4962 argument, call {push,pop}_function_context from here.
4963 * c-parser.c: Use c_{push,pop}_function_context.
4965 * function.c (push_function_context_to): Move meat ...
4966 (push_function_context): ... here. Simplify.
4967 * function.c (pop_function_context_from): Move meat ...
4968 (pop_function_context): ... here. Simplify.
4969 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4971 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4972 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4973 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4974 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4976 2008-04-03 Ben Elliston <bje@au.ibm.com>
4978 * expmed.c (extract_force_align_mem_bit_field): Remove.
4980 2008-04-03 Richard Guenther <rguenther@suse.de>
4983 * expr.h (try_casesi): Adjust prototype.
4984 * expr.c (try_casesi): Take fallback label as extra parameter.
4985 Use that for gen_casesi if default_label is NULL.
4986 * stmt.c (expand_case): Pass fallback label to try_casesi,
4987 make sure to fill gaps with a fallback label if default_label
4990 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4993 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4995 2008-04-03 Ben Elliston <bje@au.ibm.com>
4997 * expmed.c (extract_split_bit_field): Remove if (0) code.
4998 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4999 (do_ds_constraint): Likewise.
5001 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5003 * doc/cppopts.texi (-dU): Document.
5004 * c-common.h (flag_dump_macros): Update comment.
5005 * c-opts.c (handle_OPT_d): Handle -dU.
5006 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5007 dump_queued_macros, cb_used_define, cb_used_undef): New.
5008 (init_pp_output): Handle -dU.
5009 (cb_line_change): Call dump_queued_macros.
5010 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5012 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5014 * config/avr/predicates.md (io_address_operand): New predicate.
5015 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5016 * config/avr/avr.c (avr_io_address_p): Remove function.
5017 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5018 'avr_io_address_p' function.
5019 (out_movhi_r_mr): (Ditto.).
5020 (out_movqi_mr_r): (Ditto.).
5021 (out_movhi_mr_r): (Ditto.).
5022 (avr_address_cost): (Ditto.).
5024 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5026 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5027 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5028 in 32bit mode when XMM registers are available to avoid store
5030 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5031 corresponding post-reload splitters.
5033 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5035 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5036 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5037 __builtin_ia32_roundss.
5038 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5039 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5040 __builtin_ia32_roundss.
5041 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5042 IX86_BUILTIN_SHUFPD here.
5044 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5046 * config/i386/i386.md (plogic): New.
5047 (plogicprefix): Likewise.
5049 * config/i386/mmx.md (mmx_<code><mode>3): New.
5050 (mmx_and<mode>3): Removed.
5051 (mmx_ior<mode>3): Likewise.
5052 (mmx_xor<mode>3): Likewise.
5054 * config/i386/sse.md (<code><mode>3): New.
5055 (*<code><mode>3): Likewise.
5056 (*<code><mode>3): Likewise.
5057 (<code><mode>3): Likewise.
5058 (*sse_<code><mode>3): Likewise.
5059 (*sse2_<code><mode>3): Likewise.
5060 (<code>tf3): Likewise.
5061 (*<code>tf3): Likewise.
5062 (and<mode>3): Likewise.
5063 (*and<mode>3): Likewise.
5064 (ior<mode>3): Removed.
5065 (*ior<mode>3): Likewise.
5066 (xor<mode>3): Likewise.
5067 (*xor<mode>3): Likewise.
5068 (*and<mode>3): Likewise.
5069 (*ior<mode>3): Likewise.
5070 (*xor<mode>3): Likewise.
5071 (and<mode>3): Likewise.
5072 (*sse_and<mode>3): Likewise.
5073 (*sse2_and<mode>3): Likewise.
5075 (*andtf3): Likewise.
5076 (ior<mode>3): Likewise.
5077 (*sse_ior<mode>3): Likewise.
5078 (*sse2_ior<mode>3): Likewise.
5080 (*iortf3): Likewise.
5081 (xor<mode>3): Likewise.
5082 (*sse_xor<mode>3): Likewise.
5083 (*sse2_xor<mode>3): Likewise.
5085 (*xortf3): Likewise.
5087 2008-04-02 Richard Guenther <rguenther@suse.de>
5089 PR tree-optimization/14495
5090 PR tree-optimization/34793
5091 * tree-vrp.c (struct switch_update): New structure.
5092 (to_remove_edges, to_update_switch_stmts): New VECs.
5093 (simplify_switch_using_ranges): New function. Remove not taken
5094 case labels and edges.
5095 (simplify_stmt_using_ranges): Call it.
5096 (identify_jump_threads): Mark edges we have queued for removal
5097 so we don't thread them.
5098 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5100 * tree-cfg.c (group_case_labels): Deal with missing default label.
5101 (tree_verify_flow_info): Allow missing default label.
5102 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5103 (emit_case_nodes): Likewise.
5104 (expand_case): Do not rely on the default label to be present.
5105 * expr.c (try_casesi): Deal with NULL default_label.
5106 (do_tablejump): Likewise.
5108 2008-04-02 Richard Guenther <rguenther@suse.de>
5110 PR tree-optimization/14495
5111 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5112 SWITCH_EXPR here ...
5113 (vrp_visit_switch_stmt): ... but here (new function).
5114 (find_case_label_index): New helper function.
5115 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5117 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5119 * fwprop.c: Fix ISO-C99ism.
5121 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5124 * Makefile.in (objdir): Set it here.
5125 * configure.ac: Not here. Find dynamic linker characteristics.
5126 * exec-tool.in: Use them.
5127 * aclocal.m4: Regenerate.
5128 * configure: Regenerate.
5130 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5132 * expr.c (expand_var): Delete it.
5133 * expr.h (expand_var): Delete prototype.
5134 * function.c (expand_function_start): Use expand_decl instead.
5135 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5138 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5140 PR rtl-optimization/35542
5141 * fwprop.c (forward_propagate_and_simplify): Replace
5142 loc_reg_mentioned_in_p with reg_mentioned_p.
5144 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5146 PR rtl-optimization/35281
5147 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5148 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5149 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5150 (varying_mem_p): Move above propagate_rtx.
5151 (all_uses_available_at): Do not check MEMs.
5153 2008-04-02 Rafael Espindola <espindola@google.com>
5155 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5156 (register_edge_assert_for_2): Split the cond argument.
5157 (register_edge_assert_for_1): Adjust for the change in
5158 register_edge_assert_for_2.
5159 (register_edge_assert_for): Split the cond argument.
5160 (find_switch_asserts): Adjust for the change in
5161 register_edge_assert_for.
5163 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5165 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5166 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5167 offsets for 64-bit mingw.
5168 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5169 abi for x86_64-pc-mingw.
5171 2008-04-02 Richard Guenther <rguenther@suse.de>
5173 * tree-vrp.c (extract_range_from_assert): Make sure to not
5174 produce range min/max with TREE_OVERFOW set.
5175 If merging a anti-range and a range keep the anti-range if
5176 the range covers all values of the type.
5177 (register_edge_assert_for_2): Only allow sign-changing
5178 conversions in detecting canonical range checks. Also
5179 register an assert for the unsigned name if useful.
5181 PR tree-optimization/35787
5182 * tree-vrp.c (vrp_val_max): New function.
5183 (vrp_val_min): Likewise.
5184 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5185 (vrp_val_is_min): Likewise.
5186 (supports_overflow_infinity): Use vrp_val_{min,max}.
5187 (negative_overflow_infinity): Likewise.
5188 (positive_overflow_infinity): Likewise.
5189 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5190 (is_positive_overflow_infinity): Likewise.
5191 (is_overflow_infinity): Likewise.
5192 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5193 vrp_val_is_{min,max}.
5194 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5195 to ranges if possible. Avoid empty ranges.
5197 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5200 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5201 the expression is a function address.
5203 2008-04-01 George Helffrich <george@gcc.gnu.org>
5205 PR fortran/35154, fortran/23057
5206 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5207 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5208 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5209 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5211 (dbxout_syms): Check for COMMON-based symbol and wrap in
5212 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5213 in bracket for efficiency.
5215 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5216 using DW_TAG_common_block + member offset.
5217 (add_pubname_string): New function.
5218 (dw_expand_expr): New function to find block name and offset for
5220 (common_check): New function to check whether symbol in Fortran COMMON.
5221 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5223 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5226 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5228 2008-04-02 Ben Elliston <bje@au.ibm.com>
5230 * config/v850/v850.md (casesi): Remove if (0) code.
5231 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5232 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5234 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5236 * config/i386/i386.md (rex64suffix): New mode attribute.
5237 (floathi<mode>2): Disable expander for SSE math.
5238 (*floathi<mode>2_1): New insn insn_and_split pattern.
5239 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5240 corresponding post-reload splitters.
5241 (*floathi<mode>2_i387): New macroized insn pattern.
5242 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5243 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5244 insn_and_split pattern.
5245 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5246 New macroized instruction patterns and corresponding post-reload
5248 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5249 and corresponding post-reload splitters.
5250 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5251 New macroized instruction patterns.
5252 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5253 macroized instruction patterns and corresponding post-reload splitters.
5254 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5255 corresponding post-reload splitters.
5256 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5257 New macroized instruction patterns.
5258 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5259 corresponding post-reload splitters.
5260 (*floatsi<mode>2_i387): New macroized instruction patterns.
5262 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5264 * config/i386/i386.md (smaxmin): New.
5265 (umaxmin): Likewise.
5266 (maxminiprefix): Likewise.
5267 (maxminfprefix): Likewise.
5268 (<code><mode>3): Likewise.
5269 (smin<mode>3): Removed.
5270 (smax<mode>3): Likewise.
5272 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5273 (mmx_<code>v4hi3): Likewise.
5274 (mmx_<code>v8qi3): Likewise.
5275 (mmx_smaxv2sf3): Removed.
5276 (mmx_sminv2sf3): Likewise.
5277 (mmx_umaxv8qi3): Likewise.
5278 (mmx_smaxv4hi3): Likewise.
5279 (mmx_uminv8qi3): Likewise.
5280 (mmx_sminv4hi3): Likewise.
5282 * config/i386/sse.md (<addsub><mode>3): New.
5283 (*<addsub><mode>3): Likewise.
5284 (<sse>_vm<addsub><mode>3): Likewise.
5285 (<maxmin><mode>3): Likewise.
5286 (*<maxmin><mode>3_finite): Likewise.
5287 (*<maxmin><mode>3): Likewise.
5288 (<sse>_vm<maxmin><mode>3): Likewise.
5289 (sse3_h<addsub>v4sf3): Likewise.
5290 (sse3_h<addsub>v2df3): Likewise.
5291 (<maxmin>v16qi3): Likewise.
5292 (*<maxmin>v16qi3): Likewise.
5293 (<maxmin>v8hi3): Likewise.
5294 (*<maxmin>v8hi3): Likewise.
5295 (*sse4_1_<maxmin><mode>3): Likewise.
5296 (*sse4_1_<maxmin><mode>3): Likewise.
5297 (add<mode>3): Removed.
5298 (*add<mode>3): Likewise.
5299 (<sse>_vmadd<mode>3): Likewise.
5300 (sub<mode>3): Likewise.
5301 (*sub<mode>3): Likewise.
5302 (<sse>_vmsub<mode>3): Likewise.
5303 (smin<mode>3): Likewise.
5304 (*smin<mode>3_finite): Likewise.
5305 (*smin<mode>3): Likewise.
5306 (<sse>_vmsmin<mode>3): Likewise.
5307 (smax<mode>3): Likewise.
5308 (*smax<mode>3_finite): Likewise.
5309 (*smax<mode>3): Likewise.
5310 (<sse>_vmsmax<mode>3): Likewise.
5311 (sse3_haddv4sf3): Likewise.
5312 (sse3_haddv2df3): Likewise.
5313 (sse3_hsubv4sf3): Likewise.
5314 (sse3_hsubv2df3): Likewise.
5315 (umaxv16qi3): Likewise.
5316 (*umaxv16qi3): Likewise.
5317 (smaxv8hi3): Likewise.
5318 (*smaxv8hi3): Likewise.
5319 (*sse4_1_smax<mode>3): Likewise.
5320 (*sse4_1_umax<mode>3): Likewise.
5321 (uminv16qi3): Likewise.
5322 (*uminv16qi3): Likewise.
5323 (sminv8hi3): Likewise.
5324 (*sminv8hi3): Likewise.
5325 (*sse4_1_smin<mode>3): Likewise.
5326 (*sse4_1_umin<mode>3): Likewise.
5328 2008-04-01 Rafael Espindola <espindola@google.com>
5330 * tree-cfg.c (verify_expr): remove in_phi.
5331 (verify_stmt): Don't call walk_tree with verify_expr. Use
5332 is_gimple_min_invariant instead of is_gimple_val.
5334 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5336 * doc/include/gpl_v3.texi: Update for manpage generation.
5337 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5339 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5340 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5341 gpl_v3.texi instead of gpl.texi.
5344 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5347 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5349 2008-04-01 Rafael Espindola <espindola@google.com>
5351 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5352 (extract_code_and_val_from_cond): Use
5353 extract_code_and_val_from_cond_with_ops.
5355 2008-04-01 Jan Hubicka <jh@suse.cz>
5357 * function.c (free_after_compilation): Free epilogue_delay_list.
5358 (prepare_function_start): Assert that previous compilation was freed.
5360 2008-04-01 Jan Hubicka <jh@suse.cz>
5361 Jim Wilson <wilson@tuliptree.org>
5362 Andreas Tobler <andreast@gcc.gnu.org>
5365 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5366 rtl.emit instead cfun->emit.
5367 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5368 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5370 2008-04-01 Ben Elliston <bje@au.ibm.com>
5372 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5374 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5376 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5378 (fprofile-use): Add var flag_profile_use
5379 * coverage.c (coverage_begin_output): Do not open a gcno file for
5380 output only if -ftest-coverage is set.
5381 Do not add getpwd() to gcda file path.
5382 (build_gcov_info): Check the new flag
5383 flag_profile_datafile_relative_path.
5384 (coverage_init): Use profile_data_prefix.
5385 Read profile counter only if flag_profile_use is set.
5386 * opts.c (common_handle_option): New option fprofile-use=,
5387 fprofile-dir=, fprofile-generate=.
5388 * toplev.c (profile_data_prefix): New variable definition.
5389 * toplev.h (profile_data_prefix): New declaration.
5390 * doc/invoke.tex (Option Summary, Optimization Options):
5393 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5395 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5396 use tmp consistently.
5399 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5400 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5401 UNSPEC_FR_RECIP_APPROX_RES.
5402 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5404 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5407 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5409 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5412 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5413 element of the vector via a pointer.
5415 2008-03-31 Ian Lance Taylor <iant@google.com>
5417 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5419 2008-03-31 Jan Hubicka <jh@suse.cz>
5421 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5422 get_arg_pointer_save_area.
5423 * expr.c (init_expr): Just clear out rtl.expr.
5424 * function.c (free_after_compilation): Clear out whole RTL structure.
5425 (get_func_frame_size): Merge into ...
5426 (get_frame_size): ... this one.
5427 (assign_stack_local_1): Merge into ...
5428 (assign_stack_local): ... this one.
5429 (expand_function_end): Update call of get_arg_pointer_save_area.
5430 (get_art_pointer_save_area): Remove cfun argument.
5431 * function.h (emit_status): regno_pointer_align does not need length
5432 attribute. Move x_regno_reg_rtx to ...
5433 (regno_reg_rtx): ... new global array.
5434 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5435 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5436 apply_args_value, forced_labels, stack_pointer_delta):
5438 (struct varasm_status): Move here from varasm.c
5439 (struct rtl_data): New. Move here some fields from struct function.
5440 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5441 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5442 used_temp_slots avail_temp_slots, temp_slot_level,
5443 nonlocal_goto_handler_labels): Update accesstors.
5444 (rtl): New global variable.
5445 (struct function): Move some fileds to rtl_data.
5446 (get_arg_pointer_save_area): Update prototype.
5447 * emit-rtl.c (rtl): Declare.
5448 (regno_reg_rtx): Declare.
5449 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5451 (gen_reg_rtx): Update.
5452 (init_virtual_regs): Do not tate emit_status argument.
5453 (init_emit): Do not allocate emit.
5454 * varasm.c (varasm_statuc): Move to function.h.
5455 (n_deferred_constatns): Update accestor.
5456 (init_varasm_status): Do not allocate varasm_status.
5457 (force_const_mem, get_pool_size, output_constant_pool): Update.
5458 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5459 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5461 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5463 PR rtl-optimization/35729
5464 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5467 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5470 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5471 load/store if memory is unaligned.
5472 (*movti_rex64): Likewise.
5474 * config/i386/predicates.md (misaligned_operand): New.
5476 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5479 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5482 2008-03-31 Jan Beulich <jbeulich@novell.com>
5484 * config/ia64/constraints.md: Add 'j' constraint.
5485 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5486 (movdi_internal): Likewise.
5488 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5491 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5493 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5496 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5497 proper error message for the third argument on blendpd and
5500 * config/i386/sse.md (blendbits): New.
5501 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5503 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5505 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5507 2008-03-30 Richard Guenther <rguenther@suse.de>
5510 * fold-const.c (fold_sign_changed_comparison): Do leave
5511 conversions to base-types alone.
5513 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5515 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5516 the link register if one altivec register is be saved.
5518 2008-03-30 Ben Elliston <bje@au.ibm.com>
5520 * final.c (final_scan_insn): Remove if (0) code.
5522 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5524 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5526 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5528 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5529 of V4SFmode to ix86_binary_operator_ok.
5531 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5533 * config/i386/i386.c (override_options): Initialize
5534 ix86_veclib_handler to ix86_veclibabi_svml when
5535 -mveclibabi=svml is used.
5536 (ix86_veclibabi_svml): New function for SVML ABI style
5537 vectorization support.
5538 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5540 2008-03-28 Rafael Espindola <espindola@google.com>
5542 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5543 (tree_binary_nonnegative_warnv_p): Make it public.
5544 (tree_single_nonnegative_warnv_p): Make it public.
5545 (tree_invalid_nonnegative_warnv_p): Make it public.
5546 (tree_unary_nonzero_warnv_p): Make it public.
5547 (tree_binary_nonzero_warnv_p): Make it public
5548 (tree_single_nonzero_warnv_p): Make it public.
5549 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5550 (extract_range_from_binary_expr): Split the expr argument.
5551 (extract_range_from_unary_expr): Split the expr argument.
5552 (extract_range_from_comparison): Split the expr argument.
5553 (extract_range_from_expr): Use the new aux functions.
5554 (vrp_evaluate_conditional_warnv): Use
5555 vrp_evaluate_conditional_warnv_with_ops.
5556 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5557 (tree_binary_nonzero_warnv_p): Declare.
5558 (tree_single_nonzero_warnv_p): Declare.
5559 (tree_expr_nonzero_warnv_p): Declare.
5560 (tree_unary_nonnegative_warnv_p): Declare.
5561 (tree_binary_nonnegative_warnv_p): Declare.
5562 (tree_single_nonnegative_warnv_p): Declare.
5563 (tree_invalid_nonnegative_warnv_p): Declare.
5565 2008-03-28 Richard Guenther <rguenther@suse.de>
5567 PR tree-optimization/30317
5568 PR tree-optimization/30911
5569 PR tree-optimization/34793
5570 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5571 (struct assert_locus_d): New member EXPR.
5572 (register_new_assert_for): Add EXPR parameter to support
5573 ASSERT_EXPR <name, expr OP limit>.
5574 (register_edge_assert_for_1): Adjust callers.
5575 (find_assert_locations): Likewise.
5576 (process_assert_insertions_for): Build condition from expression.
5577 (extract_range_from_assert): Handle ASSERT_EXPRs
5578 of the form ASSERT_EXPR <name, expr OP limit>.
5579 (register_edge_assert_for_2): New helper registering
5580 asserts for comparisons. Recognize range tests of the form
5581 (unsigned)i - CST1 OP CST2.
5582 (register_edge_assert_for_1): Use it.
5583 (register_edge_assert_for): Likewise.
5584 (needs_overflow_infinity): Integer sub-types
5585 do not need overflow infinities.
5586 (vrp_val_is_max): The extreme values of integer sub-types
5587 are those of the base type.
5588 (vrp_val_is_min): Likewise.
5589 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5592 2008-03-28 Nick Clifton <nickc@redhat.com>
5595 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5596 Return GENERAL_REGS for stack adjustment reloads.
5598 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5601 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5602 const_vector when all the vectors are constant.
5604 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5606 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5608 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5609 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5611 (s<code>_sf): Use new scc_sf attribute for opcode names.
5613 2008-03-27 Tom Tromey <tromey@redhat.com>
5615 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5616 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5617 config/spu/t-spu-elf, config/i386/t-interix,
5618 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5619 config/i386/x-darwin, config/i386/x-mingw32,
5620 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5621 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5622 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5623 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5624 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5625 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5626 config/score/t-score-elf, config/arm/t-strongarm-pe,
5627 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5628 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5629 Revert automatic dependency patch.
5631 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5634 * config/i386/i386.c (ix86_function_arg_boundary): Align
5635 decimal floating point to its natural boundary.
5637 2008-03-27 Richard Guenther <rguenther@suse.de>
5640 * fold-const.c (fold_comparison): Restrict distinct decl
5641 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5642 solely rely on operand_equal_p.
5644 2008-03-27 Richard Guenther <rguenther@suse.de>
5647 * c-common.c (handle_weak_attribute): Reject combination of
5650 2008-03-27 Richard Guenther <rguenther@suse.de>
5652 PR tree-optimization/32810
5653 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5654 conversions from DECL_INITIAL.
5655 (fold_const_aggregate_ref): Likewise from constructor elements.
5657 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5659 * tree-affine.h (aff_combination_expand): Declare.
5660 (get_inner_reference_aff): Likewise.
5661 * tree-affine.c (aff_combination_expand): Split out from
5662 tree_to_aff_combination_expand.
5663 (get_inner_reference_aff): New function.
5664 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5665 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5666 (struct lim_aux_data): sm_done field removed.
5667 (mem_ref_loc_p, mem_ref_locs_p): New types.
5668 (struct mem_ref): Added id, stored, accesses_in_loop,
5669 indep_loop, dep_loop, indep_ref, dep_ref fields.
5670 Removed is_stored, locs and next fields.
5671 (memory_accesses): New variable.
5672 (movement_possibility): Do not allow moving statements
5673 that store to memory.
5674 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5676 (determine_max_movement): For statements with memory references,
5677 find the outermost loop in that the reference is independent.
5678 (move_computations_stmt): Mark the virtual operands for renaming.
5679 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5680 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5681 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5682 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5683 create_vop_ref_mapping, analyze_memory_references,
5684 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5685 get_all_locs_in_loop, ref_always_accessed_p,
5686 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5687 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5688 store_motion_loop, store_motion): New functions.
5689 (struct vop_to_refs_elt): New type.
5690 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5691 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5692 (schedule_sm): Replaced by...
5693 (execute_sm): ... this.
5694 (determine_lsm_ref, hoist_memory_references,
5695 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5696 find_more_ref_vops, free_mem_ref, free_mem_refs,
5697 determine_lsm_loop, determine_lsm): Removed.
5698 (tree_ssa_lim_finalize): Free data structures used by store motion.
5699 (tree_ssa_lim): Call analyze_memory_references. Use
5700 store_motion instead of determine_lsm.
5702 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5704 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5705 rename tmake_file to m68hc11/t-m68hc11.
5706 (mcore): Set inhibit_libc to true.
5707 * config.host (alpha*-dec-*vms*): Set extra_programs.
5708 (interix3*): Don't use host_xmake_file.
5709 * configure.ac: Let config.gcc override inhibit_libc.
5710 * configure: Regenerate.
5712 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5713 * config/t-openbsd-thread: Remove commented out lines.
5715 * config/x-interix: Remove.
5717 * config/m68hc11/t-m68hc11-gas: Rename to...
5718 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5720 * config/mcore/t-mcore: Remove T_CFLAGS.
5721 * config/mcore/t-mcore-pe: Likewise.
5723 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5725 * configure.ac: Replace custom __GNU_SOURCE test with
5726 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5727 * aclocal.m4: Regenerate.
5728 * configure: Regenerate.
5729 * config.in: Regenerate.
5731 2008-03-27 Richard Guenther <rguenther@suse.de>
5733 * fold-const.c (target.h): Include.
5734 (fold_comparison): Fold comparison of addresses of decls
5735 that bind locally or of constants. Consolidate address folding code.
5736 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5737 results from fold_binary_to_constant.
5738 (compare_values_warnv): Likewise.
5740 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5743 * fold-const.c (fold_truthop): Check for integeral types when folding
5744 a == 0 && b == 0 and a != 0 || b != 0 .
5746 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5748 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5750 2008-03-26 Andreas Schwab <schwab@suse.de>
5752 * doc/invoke.texi: Fix use of @item vs. @itemx.
5754 2008-03-26 Tom Tromey <tromey@redhat.com>
5756 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5757 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5758 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5759 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5760 build/genconstants.o, build/genemit.o, build/genextract.o,
5761 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5762 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5765 2008-03-26 Richard Guenther <rguenther@suse.de>
5768 2008-03-26 Richard Guenther <rguenther@suse.de>
5770 * fold-const.c (target.h): Include.
5771 (fold_comparison): Fold comparison of addresses of two decls
5772 that bind locally. Consolidate address folding code.
5774 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5776 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5777 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5778 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5779 dconstsqrt2, dconstthird, dconste and/or dconst10.
5780 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5781 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5782 dconstsqrt2, dconste): Delete.
5783 (init_emit_once): Likewise. Simplify initializing dconstm1.
5785 * real.c (get_real_const): New.
5786 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5787 dconstsqrt2, dconste): Delete.
5788 (real_value_const, get_real_const): New.
5790 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5792 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5794 * config/i386/i386.c (ix86_function_arg_boundary): Check
5795 BIGGEST_ALIGNMENT instead of 128.
5796 (setup_incoming_varargs_64): Likewise.
5798 2008-03-26 Tom Tromey <tromey@redhat.com>
5800 * Makefile.in (DEPFILES): Add missing '/'.
5802 2008-03-26 Richard Guenther <rguenther@suse.de>
5804 * fold-const.c (target.h): Include.
5805 (fold_comparison): Fold comparison of addresses of two decls
5806 that bind locally. Consolidate address folding code.
5808 2008-03-26 Nick Clifton <nickc@redhat.com>
5811 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5812 not allow INT+INT as a legitimate addressing mode.
5814 2008-03-26 Richard Guenther <rguenther@suse.de>
5816 * tree-flow.h (widen_bitfield): Remove declaration.
5817 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5818 (widen_bitfield): Remove function.
5819 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5822 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5825 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5828 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5830 PR rtl-optimization/35232
5831 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5832 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5833 reg_reloaded_call_part_clobbered here.
5834 (reload_regs_reach_end_p): New function.
5835 (reload_reg_rtx_for_input): New variable.
5836 (reload_reg_rtx_for_output): Likewise.
5837 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5838 when reassigning a pseudo register. Load reloadreg from
5839 reload_reg_rtx_for_input, moving the mode and register
5841 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5842 instead of the original when deciding whether an input reload
5843 would be a no-op or whether an output reload can be deleted.
5844 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5845 when setting up new_spill_reg_store. Load it from
5846 reload_reg_rtx_for_output, moving the mode and register
5848 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5849 instead of the original when deciding whether an output reload
5850 would be a no-op. Do the same when modifying insn notes.
5851 Use rtx_equal_p instead of == to compare the registers.
5852 (inherit_piecemeal_p): Take a mode and two register numbers
5854 (emit_reload_insns): Clear new_spill_reg_store for every hard
5855 register in the reload register. Remove spill registers
5856 from reg_reloaded_valid before considering whether to record
5857 inheritance information for them. Use reload_reg_rtx_for_output
5858 instead of reg_rtx when recording output reloads. Use
5859 reload_reg_rtx_for_input instead of reg_rtx when recording
5860 input reloads. Set or clear reg_reloaded_call_part_clobbered
5861 at the same time as setting reg_reloaded_valid.
5862 (delete_output_reload): Add a new_reload_reg parameter and use it
5863 instead of rld[j].reg_rtx.
5864 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5867 2008-03-25 Tom Tromey <tromey@redhat.com>
5869 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5870 (build/genattr.o): Likewise.
5871 (build/genattrtab.o): Likewise.
5872 (build/gencodes.o): Likewise.
5873 (build/genconfig.o): Likewise.
5874 (build/genconstants.o): Likewise.
5875 (build/genemit.o): Likewise.
5876 (build/genextract.o): Likewise.
5877 (build/genflags.o): Likewise.
5879 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5881 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5882 instead of size_int for integer types.
5883 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5884 to match type of MINUS_EXPR.
5886 2008-03-25 Tom Tromey <tromey@redhat.com>
5888 * configure: Rebuilt.
5889 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5892 2008-03-25 Tom Tromey <tromey@redhat.com>
5894 * config/x-solaris (host-solaris.o): Update.
5895 * config/x-linux (host-linux.o): Update.
5896 * config/x-hpux (host-hpux.o): Update.
5897 * config/x-darwin (host-darwin.o): Update.
5898 * config/v850/t-v850e (v850-c.o): Update.
5899 * config/v850/t-v850 (v850-c.o): Update.
5900 * config/t-vxworks (vxworks.o): Update.
5901 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5902 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5903 * config/spu/t-spu-elf (spu-c.o): Update.
5905 * config/sh/t-symbian (sh-c.o): Update.
5906 (symbian.o): Update.
5907 * config/sh/t-sh (sh-c.o): Update.
5908 * config/score/t-score-elf (score7.o, score3.o): Update.
5909 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5910 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5911 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5912 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5914 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5915 * config/m32c/t-m32c (m32c-pragma.o): Update.
5916 * config/ia64/t-ia64 (ia64-c.o): Update.
5917 * config/i386/x-mingw32 (host-mingw32.o): Update.
5918 * config/i386/x-i386 (driver-i386.o): Update.
5919 * config/i386/x-darwin (host-i386-darwin.o): Update.
5920 * config/i386/x-cygwin (host-cygwin.o): Update.
5921 * config/i386/t-nwld (nwld.o): Update.
5922 * config/i386/t-netware (netware.o): Update.
5923 * config/i386/t-interix (winnt.o): Update.
5924 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5925 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5926 msformat-c.o): Update.
5927 * config/bfin/t-bfin-linux (generated_files): Add
5928 linux-sysroot-suffix.h.
5929 * config/arm/t-wince-pe (pe.o): Update.
5930 * config/arm/t-strongarm-pe (pe.o): Update.
5931 * config/arm/t-pe (pe.o): Update.
5932 * config/arm/t-arm (arm-c.o): Update.
5933 * doc/install.texi (Prerequisites): Require make 3.80.
5934 * Makefile.in: Remove .o targets.
5935 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5936 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5937 (simple_generated_h, simple_generated_c): Move earlier.
5938 (generated_files): New variable.
5939 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5940 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5941 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5942 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5943 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5944 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5945 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5946 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5947 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5948 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5949 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5950 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5952 (COMPILE.base, COMPILE): New variables.
5953 (%.o): New pattern rule.
5954 (ALL_HOST_OBJS): New variable.
5955 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5956 (dummy-checksum.o, cc1-checksum.o): Remove.
5957 (DRIVER_SHLIB): New variable.
5958 (DRIVER_DEFINES): Use it.
5959 (gencondmd.c): Move out of build/.
5960 (s-conditions): Update.
5961 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5962 (ALL_BUILD_OBJS): Likewise.
5963 (build/%.o): Use BUILDCOMPILE.
5964 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5965 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5966 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5967 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5968 build/genconfig.o, build/genconstants.o, build/genemit.o,
5969 build/genextract.o, build/genflags.o, build/genmddeps.o,
5970 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5971 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5972 build/gen-protos.o, build/scan.o, build/fix-header.o,
5973 build/scan-decls.o): Simplify.
5974 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5975 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5976 prefix.o, toplev.o): Reduce to variable setting.
5977 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5978 ($(out_object_file), gcc-options.o): New targets.
5979 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5980 * configure: Rebuilt.
5981 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5982 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5984 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5986 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5987 complain when we hit an error, return ERROR_MARK_NODE.
5989 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5991 * config/sh/constraints.md (Pso, Psz): New constraints.
5992 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5993 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5995 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5997 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5998 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6000 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6002 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6003 (prefetch_sh2a): New.
6005 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6006 Naveen.H.S <naveen.hs@kpitcummins.com>
6008 * config/sh/constraints.md (I28): New constraint.
6009 * config/sh/sh.c (broken_move): Add support for movi20s.
6010 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6012 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6013 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6014 Naveen.H.S <naveen.hs@kpitcummins.com>
6016 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6017 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6018 (print_operand): Handle resbank in %@ operand code.
6019 (sh_encode_section_info): New.
6020 (push_regs): Add conditions for resbank.
6021 (sh_expand_epilogue): Likewise.
6022 (sh_insert_attributes): Likewise.
6023 (sh_attribute_table): Likewise.
6024 (sh_handle_resbank_handler_attribute): New.
6025 (sh2a_handle_function_vector_handler_attribute): New.
6026 (sh2a_is_function_vector_call): New.
6027 (sh2a_get_function_vector_number): New.
6028 (sh2a_function_vector_p): New.
6029 (sh_cfun_resbank_handler_p): New.
6030 * config/sh/sh.md (calli): Emit jsr/n if possible.
6031 (calli_tbr_rel): New.
6032 (calli_pcrel): Emit jsr/n if possible.
6033 (return_i): Emit rts/n if possible.
6034 (call_valuei_tbr_rel): New.
6035 (call_valuei_pcrel): Add condition for SH2A target.
6036 (call_value): Likewise.
6037 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6038 (sh2a_get_function_vector_number): Likewise.
6039 (sh2a_is_function_vector_call): Likewise.
6040 * doc/extend.texi: Document TBR relative addressing of SH2A.
6041 (resbank): Add description for SH2A.
6043 2008-03-24 Richard Guenther <rguenther@suse.de>
6046 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6047 pointer assignments change conversions according to middle-end rules.
6048 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6049 * configure.ac: Include type checking in yes.
6050 * configure: Regenerate.
6052 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6054 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6055 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6057 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6059 * gthr-vxworks.h (UNUSED): Define.
6061 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6063 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6065 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6067 * doc/extend.texi (Function Attributes): Add missing comma in the
6068 example of the "alloc_size" attribute.
6070 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6073 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6075 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6078 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6081 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6082 of the underlying type of a MS bitfield layout to the natural
6083 alignment of the type.
6085 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6087 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6088 to their natural alignment to avoid store forwarding stalls.
6090 2008-03-22 Richard Guenther <rguenther@suse.de>
6092 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6093 For PHI nodes verify the address is invariant.
6094 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6095 (get_symbol_constant_value): Use is_gimple_min_invariant.
6096 (maybe_fold_stmt_indirect): Likewise.
6098 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6100 PR rtl-optimization/33927
6101 * Makefile.in (dse.o): Depend on $(TM_P_H).
6102 * expr.h (extract_low_bits): Declare.
6103 * expmed.c (extract_low_bits): New function.
6104 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6105 * dse.c: Include tm_p.h.
6106 (find_shift_sequence): Remove the read_reg argument and return the
6107 read value. Emit the instructions instead of returning them.
6108 Iterate on new_mode rather than calculating it each time.
6109 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6110 source to NEW_MODE and extract_low_bits to convert the shifted
6112 (replace_read): Allow the load and store to have different mode
6113 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6114 or extraction instructions before trying the replacement. Update
6115 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6117 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6119 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6120 to their natural alignment to avoid store forwarding stalls.
6122 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6125 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6126 encouraging but not allowing gprs for input;
6127 change the input constraint to !f#r.
6128 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6130 change the output constraint to !f#r.
6132 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6135 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6136 corresponding post-reload splitters.
6137 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6138 when x87 FP math is selected.
6139 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6140 New function prototype.
6141 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6142 unreachable function to ease macroization of insn patterns.
6144 2008-03-21 Martin Jambor <mjambor@suse.cz>
6146 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6147 reference dumps if ddr is NULL or dependence is unknown.
6149 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6151 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6152 unsigned extension into account.
6153 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6154 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6155 Do computations on a scratch register.
6157 2008-03-21 Richard Guenther <rguenther@suse.de>
6159 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6160 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6161 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6162 * tree-ssa-dom.c (record_equality): Likewise.
6163 * tree-inline.c (copy_body_r): Likewise.
6164 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6167 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6169 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6170 as 'delete_unused' argument.
6172 2008-03-20 Richard Guenther <rguenther@suse.de>
6174 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6175 special casing of constant qualifiers.
6176 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6177 care about them in general.
6178 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6179 regardless of their type.
6180 (fold_stmt_r): Forcefully fold *& if we end up with that.
6182 2008-03-20 Paul Brook <paul@codesourcery.com>
6184 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6185 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6187 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6189 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6190 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6192 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6194 * common.opt (Wmudflap): New option.
6195 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6196 (mx_register_decls): Likewise.
6197 (mudflap_finish_file): Likewise.
6198 * doc/invoke.texi: Document -Wno-mudflap.
6200 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6202 * c-format.c (replace_format_name_to_system_name): New.
6204 (convert_format_name_to_system_name): New.
6205 (decode_format_attr): Add use of convert_format_name_to_system_name.
6206 (format_types_orig): Add gnu_ prefix to names.
6207 (check_format_info_main): Special treating of \0 escaped names for
6208 supporting multi-character format specifiers as I32, I64.
6209 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6210 (gnu_target_overrides_format_attributes): New.
6211 * c-format.h: Add structure target_ovr_attr to hold
6212 system specific formatter names.
6213 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6214 msformat-c.o file to c_target_objs and cxx_target_objs.
6215 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6216 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6217 (TARGET_N_FORMAT_TYPES): New.
6218 * config/i386/msformat-c.c: New.
6219 * config/i386/t-cygming: Add build rule for msformat-c.o.
6220 * doc/extend.texi: Add new format names gnu_* and ms_* and
6222 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6224 2008-03-20 Ira Rosen <irar@il.ibm.com>
6226 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6227 optimizations turned on under -O3.
6228 (ftree-vectorize): Add that the flag is turned on with -O3.
6230 2008-03-20 Ben Elliston <bje@au.ibm.com>
6232 * regmove.c (try_auto_increment): Fix spelling error in comment.
6233 * final.c (final_scan_insn): Likewise.
6235 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6238 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6239 allocator preferences for "y" and "r" class registers.
6240 ("*mov<mode>_internal"): Ditto.
6241 ("*movv2sf_internal_rex64"): Ditto.
6242 ("*movv2sf_internal"): Ditto.
6244 2008-03-19 Michael Matz <matz@suse.de>
6247 * calls.c (expand_call): Check overlap of arguments with call
6248 address for sibcalls.
6250 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6253 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6254 of the underlying type of a MS bitfield layout to the natural
6255 alignment of the type.
6257 2008-03-19 Jan Hubicka <jh@suse.cz>
6260 * toplev.c (decode_d_option): Handle all CPP flags.
6261 * tree-vrp.c: Update tree_pass descriptors.
6262 * regrename.c: Update tree_pass descriptors.
6263 * fwprop.c: Update tree_pass descriptors.
6264 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6265 * tree-into-ssa.c: Update tree_pass descriptors.
6266 * tree-dump.c: Update tree_pass descriptors.
6267 * tree-complex.c: Update tree_pass descriptors.
6268 * tree-dump.h: Update tree_pass descriptors.
6269 * see.c: Update tree_pass descriptors.
6270 * cgraphbuild.c: Update tree_pass descriptors.
6271 * tracer.c: Update tree_pass descriptors.
6272 * tree-loop-distribution.c: Update tree_pass descriptors.
6273 * cgraph.c: Update tree_pass descriptors.
6274 * postreload-gcse.c: Update tree_pass descriptors.
6275 * postreload.c: Update tree_pass descriptors.
6276 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6277 * tree-tailcall.c: Update tree_pass descriptors.
6278 * tree-pass.h (tree_opt_pass): Rename to ...
6279 (opt_pass) ... this one; add "type" field and remove letter field.
6280 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6281 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6282 all_lowering_passes): Update declaration.
6283 * ipa-cp.c: Update tree_pass descriptors.
6284 * final.c: Update tree_pass descriptors.
6285 * omp-low.c: Update tree_pass descriptors.
6286 * tree-ssa-dse.c: Update tree_pass descriptors.
6287 * ipa-reference.c: Update tree_pass descriptors.
6288 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6289 * auto-inc-dec.c: Update tree_pass descriptors.
6290 * reorg.c: Update tree_pass descriptors.
6291 * cgraphunit.c: Update tree_pass descriptors.
6292 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6293 * tree-ssa-ccp.c: Update tree_pass descriptors.
6294 * df-core.c: Update tree_pass descriptors.
6295 * mode-switching.c: Update tree_pass descriptors.
6296 * tree-nomudflap.c: Update tree_pass descriptors.
6297 * modulo-sched.c: Update tree_pass descriptors.
6298 * ipa-pure-const.c: Update tree_pass descriptors.
6299 * cse.c: Update tree_pass descriptors.
6300 * web.c: Update tree_pass descriptors.
6301 * tree-stdarg.c: Update tree_pass descriptors.
6302 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6303 * tree-ssa-dom.c: Update tree_pass descriptors.
6304 * tree-nrv.c: Update tree_pass descriptors.
6305 * tree-ssa-alias.c: Update tree_pass descriptors.
6306 * loop-init.c: Update tree_pass descriptors.
6307 * gimple-low.c: Update tree_pass descriptors.
6308 * ipa-inline.c: Update tree_pass descriptors.
6309 * tree-ssa-sink.c: Update tree_pass descriptors.
6310 * global.c: Update tree_pass descriptors.
6311 * ifcvt.c: Update tree_pass descriptors.
6312 * jump.c: Update tree_pass descriptors.
6313 * predict.c: Update tree_pass descriptors.
6314 * tree-ssa-loop.c: Update tree_pass descriptors.
6315 * recog.c: Update tree_pass descriptors.
6316 * dse.c: Update tree_pass descriptors.
6317 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6318 * tree-eh.c: Update tree_pass descriptors.
6319 * regmove.c: Update tree_pass descriptors.
6321 * function.c: Update tree_pass descriptors.
6322 * tree-vectorizer.c: Update tree_pass descriptors.
6323 * gcse.c: Update tree_pass descriptors.
6324 * ipa-type-escape.c: Update tree_pass descriptors.
6325 * tree-if-conv.c: Update tree_pass descriptors.
6326 * init-regs.c: Update tree_pass descriptors.
6327 * ipa.c: Update tree_pass descriptors.
6328 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6329 * rtl-factoring.c: Update tree_pass descriptors.
6330 * lower-subreg.c: Update tree_pass descriptors.
6331 * bt-load.c: Update tree_pass descriptors.
6332 * tree-dfa.c: Update tree_pass descriptors.
6333 * except.c: Update tree_pass descriptors.
6334 * emit-rtl.c: Update tree_pass descriptors.
6335 * cfgexpand.c: Update tree_pass descriptors.
6336 * tree-cfgcleanup.c: Update tree_pass descriptors.
6337 * cfgcleanup.c: Update tree_pass descriptors.
6338 * tree-ssa-pre.c: Update tree_pass descriptors.
6339 * tree-sra.c: Update tree_pass descriptors.
6340 * tree-mudflap.c: Update tree_pass descriptors.
6341 * tree-ssa-copy.c: Update tree_pass descriptors.
6342 * cfglayout.c: Update tree_pass descriptors.
6343 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6344 * tree-ssa-dce.c: Update tree_pass descriptors.
6345 * tree-ssa.c: Update tree_pass descriptors.
6346 * regclass.c: Update tree_pass descriptors.
6347 * integrate.c: Update tree_pass descriptors.
6348 * tree-optimize.c: Update tree_pass descriptors.
6349 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6350 * tree-object-size.c: Update tree_pass descriptors.
6351 * combine.c: Update tree_pass descriptors.
6352 * tree-outof-ssa.c: Update tree_pass descriptors.
6353 * bb-reorder.c: Update tree_pass descriptors.
6354 * stack-ptr-mod.c: Update tree_pass descriptors.
6355 * var-tracking.c: Update tree_pass descriptors.
6356 * tree-profile.c: Update tree_pass descriptors.
6357 * tree-vect-generic.c: Update tree_pass descriptors.
6358 * reg-stack.c: Update tree_pass descriptors.
6359 * sched-rgn.c: Update tree_pass descriptors.
6360 * tree-ssa-structalias.c: Update tree_pass descriptors.
6361 * tree-cfg.c: Update tree_pass descriptors.
6362 * passes.c (current_pass): Update declaration.
6363 (finish_optimization_passes): Update.
6364 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6365 (register_one_dump_file, register_dump_files_1, next_pass_1):
6367 (init_optimization_passes): Update handling of new types.
6368 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6369 * ipa-struct-reorg.c: Update tree_pass descriptors.
6370 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6371 * combine-stack-adj.c: Update tree_pass descriptors.
6372 * cfgrtl.c: Update tree_pass descriptors.
6373 * dce.c: Update tree_pass descriptors.
6374 * tree-ssanames.c: Update tree_pass descriptors.
6376 2008-03-19 Richard Guenther <rguenther@suse.de>
6379 * tree-ssa.c (walk_data): New structure.
6380 (warn_uninitialized_var): If not always_executed warn with "maybe"
6382 (execute_early_warn_uninitialized): Compute post-dominators.
6383 Initialize always_executed before processing each basic block.
6385 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6388 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6389 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6391 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6393 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6395 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6397 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6399 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6400 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6401 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6402 target after ignore has been set, and move there also the commputation
6403 of subtarget and original_target.
6404 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6405 (LANG_HOOKS_INITIALIZER): Remove it.
6406 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6408 2008-03-18 Richard Guenther <rguenther@suse.de>
6410 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6411 found an expression with constants, note that in the VN for the lhs.
6412 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6413 fold them to constants if possible. Run cleanup_cfg if done so.
6414 (execute_pre): Return todo.
6416 (execute_fre): Likewise.
6417 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6419 (get_prop_source_stmt): Look through pointer conversions.
6421 2008-03-18 Jan Hubicka <jh@suse.cz>
6423 * tree-pretty-print.c: Include predict.h.
6424 (dump_generic_node): Dump predictor.
6425 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6426 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6427 * gimple-low.c (lower_stmt): Likewise.
6428 * expr.c (expand_expr_real): Likewise.
6429 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6431 (build_predict_expr, build_predict_expr): New.
6432 * predict.h (predictor_name, build_predict_expr): Update.
6433 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6434 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6435 * predict.def (PRED_CONTINUE): Update hitrate.
6436 * tree.def (PREDICT_EXPR): Define.
6437 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6438 do not handle BIND_EXPR.
6439 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6440 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6441 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6444 2008-03-18 Michael Matz <matz@suse.de>
6446 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6448 2008-03-18 Richard Guenther <rguenther@suse.de>
6450 * tree-gimple.h (is_gimple_invariant_address): Declare.
6451 (is_gimple_constant): Likewise.
6452 * tree-gimple.c (is_gimple_constant): New function.
6453 (is_gimple_invariant_address): Likewise.
6454 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6455 and is_gimple_invariant_address.
6456 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6458 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6459 an addressable base.
6461 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6464 * gimplify.c (gimplify_expr): Gimplify second operand of
6467 2008-03-17 Richard Guenther <rguenther@suse.de>
6469 PR tree-optimization/19637
6470 * fold-const.c (fold_unary): Remove restrictions of removing
6471 intermediate pointer-conversions (P2)(P1)P0.
6472 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6473 conversion to void pointer.
6474 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6476 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6479 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6480 emulated thread local variables.
6482 2008-03-16 Richard Guenther <rguenther@suse.de>
6485 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6486 expand TREE_INVARIANT operations that are not gimple invariant.
6488 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6490 * doc/extend.texi (Alignment): Say that the ABI controls
6491 the __alignof__ for non-strict-alignment targets rather
6492 than being a recommendation.
6494 2008-03-15 Paul Brook <paul@codesourcery.com>
6496 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6498 (arm_output_fn_unwind): Mark functions that can not be unwound.
6500 2008-03-15 Paul Brook <paul@codesourcery.com>
6502 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6503 extension instructions.
6505 2008-03-15 Richard Guenther <rguenther@suse.de>
6507 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6508 and fold constant aggregate refs.
6509 (fold_const_aggregate_ref): Handle string constants
6510 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6511 (evaluate_stmt): Simplify now that ccp_fold folds constant
6514 2008-03-15 Paul Brook <paul@codesourcery.com>
6516 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6517 (extzv): Use gen_extzv_t2.
6518 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6520 2008-03-15 Richard Guenther <rguenther@suse.de>
6522 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6523 (fold_const_aggregate_ref): Likewise.
6524 (get_value): Return NULL if we don't have any values.
6525 (ccp_finalize): Set const_val to NULL after freeing it.
6526 * tree-flow.h (get_symbol_constant_value): Declare.
6527 (fold_const_aggregate_ref): Likewise.
6528 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6530 2008-03-15 Richard Guenther <rguenther@suse.de>
6533 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6534 to not produce negative array indices if not allowed. Add
6535 parameter to indicate that.
6536 (maybe_fold_offset_to_component_ref): Allow negative array
6537 indices only for the first member of a structure.
6538 (maybe_fold_offset_to_reference): Allow negative array indices.
6539 (maybe_fold_stmt_addition): Likewise.
6541 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6542 Anatoly Sokolov <aesok@post.ru>
6544 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6545 (avr_arch): Add ARCH_AVR6.
6546 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6547 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6548 instead of fixed value 2.
6549 (print_operand_address): Use gs() asm specifier instead of pm().
6550 (avr_assemble_integer): (Ditto.).
6551 (avr_output_addr_vec_elt): (Ditto.).
6552 (print_operand): Handle "!" code.
6553 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6554 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6555 (AVR_HAVE_EIJMP_EICALL): Define.
6556 (AVR_3_BYTE_PC): Redefine.
6557 (AVR_2_BYTE_PC): (Ditto.).
6558 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6559 (LINK_SPEC): Add atmega2560 and atmega2561.
6560 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6562 * config/avr/avr.md (call_insn): Use eicall instead of icall
6563 for 3 byte PC devices.
6564 (call_value_insn): (Ditto.).
6565 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6566 (indirect_jump): Use only for for 2 byte PC devices.
6567 (*tablejump): (Ditto.).
6568 (*indirect_jump_avr6): Add insn.
6569 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6570 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6571 instead of ijmp for 3 byte PC devices.
6572 (__tablejump2__): (Ditto.).
6573 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6574 (MULITLIB_DIRNAMES): (Ditto.).
6575 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6577 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6579 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6580 "sse2_umulsidi3". Use V1DI mode for operand 0.
6581 ("mmx_psadbw"): Use V1DI mode for operand 0.
6582 * config/i386/i386-modes.def (V1SI): New vector mode.
6583 * config/i386/i386.c (struct builtin_description)
6584 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6585 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6586 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6587 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6588 v1di_ftype_v8qi_v8qi type.
6589 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6591 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6592 __builtin_ia32_pmuludq]: Fix the mode of return value.
6594 2008-03-15 Richard Guenther <rguenther@suse.de>
6597 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6600 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6602 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6603 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6604 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6605 unless TARGET_SERIALIZE_VOLATILE is enabled.
6606 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6607 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6608 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6610 2008-03-14 Richard Guenther <rguenther@suse.de>
6612 PR tree-optimization/34172
6613 * tree-flow.h (refs_may_alias_p): Declare.
6614 (get_single_def_stmt): Likewise.
6615 (get_single_def_stmt_from_phi): Likewise.
6616 (get_single_def_stmt_with_phi): Likewise.
6617 * tree-dfa.c (refs_may_alias_p): New function.
6618 (get_single_def_stmt): Likewise.
6619 (get_single_def_stmt_from_phi): Likewise.
6620 (get_single_def_stmt_with_phi): Likewise.
6621 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6622 (vn_reference_lookup_1): New helper function.
6623 (vn_reference_lookup): Walk the virtual use-def chain to
6624 continue searching for a match if the def does not alias the
6625 reference we are looking for.
6627 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6629 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6630 archive and Perzl. Update The Written Word listing.
6632 2008-03-14 Richard Guenther <rguenther@suse.de>
6634 PR tree-optimization/34043
6635 PR tree-optimization/33989
6636 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6638 (bitmap_find_leader): Use extra argument to verify dominance
6639 relationship inside a basic-block.
6640 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6641 (find_leader_in_sets): Adjust.
6642 (create_component_ref_by_pieces): Take extra argument for
6643 dominance check, handle lookup failures.
6644 (find_or_generate_expression): Likewise.
6645 (create_expression_by_pieces): Likewise.
6646 (insert_into_preds_of_block): Adjust.
6647 (create_value_expr_from): If asked for, verify all operands
6648 are in the blocks AVAIL_OUT set.
6649 (make_values_for_stmt): Check for SSA_NAMEs that are life
6650 over an abnormal edge.
6651 (compute_avail): Remove such check.
6652 (do_SCCVN_insertion): New function.
6653 (eliminate): If we do not find a leader suitable for replacement
6654 insert a replacement expression from SCCVN if available.
6655 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6656 (struct vn_ssa_aux): Add needs_insertion flag.
6657 * tree-ssa-sccvn.c (may_insert): New global flag.
6658 (copy_reference_ops_from_ref): Value-number union member access
6659 based on its size, not type and member if insertion is allowed.
6660 (visit_reference_op_load): For a weak match from union type
6661 punning lookup a view-converted value and insert a SSA_NAME
6662 for that value if that is not found.
6663 (visit_use): Make dumps shorter. Do not disallow value numbering
6664 SSA_NAMEs that are life over an abnormal edge to constants.
6665 (free_scc_vn): Release inserted SSA_NAMEs.
6666 (run_scc_vn): New flag to specify whether insertion is allowed.
6667 Process SSA_NAMEs in forward order.
6668 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6669 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6670 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6671 pointer type to/from integral types that do not change the
6672 precision to regular conversions.
6674 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6676 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6677 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6678 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6679 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6680 input arguments and the mode of return value. Built-in functions
6681 that operate on whole 64-bit MMX register now use V1DI mode.
6683 2008-03-13 Alon Dayan <alond@il.ibm.com>
6684 Olga Golovanevsky <olga@il.ibm.com>
6686 PR tree-optimization/35041
6687 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6688 to locate the right position in a statement.
6690 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6694 * config/i386/xmmintrin.h: Change all static inline functions to
6695 extern inline and add __gnu_inline__ attribute.
6696 * config/i386/bmintrin.h: Ditto.
6697 * config/i386/smmintrin.h: Ditto.
6698 * config/i386/tmmintrin.h: Ditto.
6699 * config/i386/mmintrin-common.h: Ditto.
6700 * config/i386/ammintrin.h: Ditto.
6701 * config/i386/emmintrin.h: Ditto.
6702 * config/i386/pmmintrin.h: Ditto.
6703 * config/i386/mmintrin.h: Ditto.
6704 * config/i386/mm3dnow.h: Ditto.
6706 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6709 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6710 (lower_omp_2): New function.
6711 (lower_omp_1, lower_omp): Rewritten.
6713 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6716 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6717 with the phrase "Microsoft Windows compilers".
6718 (Push/Pop Macro Pragmas): New subsection. Document
6719 #pragma push_macro and pragma pop_macro.
6721 2008-03-12 Paul Brook <paul@codesourcery.com>
6723 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6725 2008-03-12 Paul Brook <paul@codesourcery.com>
6727 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6728 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6729 (thumb2_addsi_shortim): Rename ...
6730 (thumb2_addsi_short): ... to this. Allow register operands.
6731 (thumb2_subsi_short): New pattern.
6732 (thumb2_one_cmplsi2_short,
6733 thumb2_negsi2_short): New patterns and peepholes.
6735 2008-03-12 Paul Brook <paul@codesourcery.com>
6737 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6739 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6741 * config/i386/i386.md (int_cond): New code iterator.
6743 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6744 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6745 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6746 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6747 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6748 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6749 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6750 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6752 2008-03-12 Paul Brook <paul@codesourcery.com>
6754 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6755 instead of {arm,thumb}_compute_save_reg_mask.
6756 (output_return_instruction): Ditto.
6757 (thumb_unexpanded_epilogue): Ditto.
6758 (thumb1_expand_prologue): Ditto.
6759 (thumb1_output_function_prologue): Ditto.
6760 (arm_set_return_address): Ditto.
6761 (thumb_set_return_address): Ditto.
6762 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6763 regs to achieve stack alignment.
6764 (thumb1_compute_save_reg_mask): Fix compiler warning.
6765 (arm_output_epilogue): Use offsets->saved_regs_mask.
6766 Adjust stack pointer by poping call clobered registers.
6767 (arm_expand_prologue): Use offsets->saved_regs_mask.
6768 Adjust stack pointer by pushing extra registers.
6769 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6771 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6774 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6775 conversion to the operands of a multiplication.
6777 2008-03-12 Richard Guenther <rguenther@suse.de>
6779 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6780 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6781 * timevar.def (TV_TREE_PHIPROP): Add.
6782 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6783 pass description. Use TV_TREE_PHIPROP.
6784 * tree-ssa-forwprop.c: Remove phiprop code.
6786 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6789 * omp-low.c (maybe_lookup_decl): Constify first argument.
6790 (use_pointer_for_field): Change last argument from bool to
6791 omp_context *. Disallow shared copy-in/out in nested
6792 parallel if decl is shared in outer parallel too.
6793 (build_outer_var_ref, scan_sharing_clauses,
6794 lower_rec_input_clauses, lower_copyprivate_clauses,
6795 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6797 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6798 Ira Rosen <irar@il.ibm.com>
6800 * tree-vectorizer.c (free_stmt_vec_info): New function.
6801 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6802 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6803 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6804 * tree-vect-transform.c (vectorizable_conversion): Free
6805 vec_oprnds0 if it was allocated.
6806 (vect_permute_store_chain): Remove unused VECs.
6807 (vectorizable_store): Free VECs that are allocated in the..
6809 (vect_transform_strided_load, vectorizable_load): Likewise.
6810 (vect_remove_stores): Simplify the code.
6811 (vect_transform_loop): Move code to vect_remove_stores().
6812 Call vect_remove_stores() and free_stmt_vec_info().
6814 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6816 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6817 TARGET_HPUX. Revise comment.
6818 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6819 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6820 Use sr4 variant of `be' instruction when not generating PIC code.
6821 (attr_length_call): Adjust for above change.
6823 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6825 * ipa-reference.c (static_execute): Remove module_statics_const and
6826 associated setting code.
6828 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6831 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6832 predicate for operand 1.
6833 (paritysi2_cmp): Use register_operand predicate for operand 2.
6834 Use earlyclobber modifier for operand 1. Remove support for
6836 (paritydi2_cmp): Use register_operand predicate for operand 3.
6837 Use earlyclobber modifier for operand 1. Remove support for
6840 2008-03-11 Paul Brook <paul@codesourcery.com>
6841 Vladimir Prus <vladimir@codesourcery.com>
6843 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6844 (arm_compute_save_reg0_reg12_mask): Always
6845 check if register 11 must be saved. Always safe hard frame pointer
6846 when frame_pointer_needeed.
6847 (arm_compute_save_reg_mask): Save IP and PC
6848 only with apcs frames.
6849 (arm_output_epilogue): Adjust Thumb2 codepath to
6850 be also invoked and work for ARM non-apcs frames.
6851 (arm_expand_prologue): Don't bother saving IP
6852 for non-apcs frame, since it's not clobbered by
6853 prologue code. Implement non-apcs frame
6856 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6858 PR rtl-optimization/35281
6859 * expr.c (convert_move): Use a new pseudo for the intermediate
6860 from_mode->word_mode result.
6862 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6864 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6865 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6866 * toplev.c (compile_file): Don't call it.
6868 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6871 * expr.c (store_expr): Call emit_block_move if the mode
6872 of "temp" RTX is BLKmode.
6874 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6875 Richard Guenther <rguenther@suse.de>
6877 PR tree-optimization/31358
6878 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6879 the step with a NULL_TREE.
6880 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6881 to sizetype if type is a pointer type.
6882 (add_candidate_1): Don't convert the base and step to
6883 the generic type if the orginal type is a pointer type.
6884 (add_iv_value_candidates): Use sizetype for the step
6885 if type is a pointer type.
6886 (cand_value_at): Likewise.
6887 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6889 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6890 Don't convert the tem affine to the type.
6891 (add_elt_to_tree): Use sizetype for the step if a pointer.
6892 Use POINTER_PLUS_EXPR for pointers.
6893 (aff_combination_to_tree): Use sizetype for the step if a
6896 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6898 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6899 Remove commutativity hint.
6901 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6905 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6906 errorneous type. Check that v is a VAR_DECL.
6909 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6911 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6913 PR tree-optimization/35494
6914 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6915 may be overriden at link and run time.
6917 2008-03-10 Richard Guenther <rguenther@suse.de>
6919 PR tree-optimization/34677
6920 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6921 (poolify_tree): Likewise.
6922 (modify_expr_template): Likewise.
6923 (poolify_modify_stmt): Likewise.
6924 (insert_fake_stores): Handle all component-ref style stores
6925 in addition to INDIRECT_REF. Also handle complex types.
6926 Do not poolify the inserted load.
6927 (realify_fake_stores): Do not rebuild the tree but only
6928 make it a SSA_NAME copy.
6929 (init_pre): Remove initialzation of modify_expr_template.
6930 Do not allocate modify_expr_node_pool.
6931 (fini_pre): Do not free modify_expr_node_pool.
6933 2008-03-10 Paul Brook <paul@codesourcery.com>
6935 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6938 2008-03-10 Paul Brook <paul@codesourcery.com>
6939 Mark Shinwell <shinwell@codesourcery.com>
6941 * config/arm/cortex-r4.md: New.
6942 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6944 * config/arm/arm.md: Include cortex-r4.md.
6945 (insn): Add smmls, sdiv and udiv values.
6946 (generic_sched): Don't use generic scheduling for Cortex-R4.
6947 (arm_issue_rate): New function.
6948 (TARGET_SCHED_ISSUE_RATE): Define.
6950 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6952 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6954 2008-03-10 Richard Guenther <rguenther@suse.de>
6956 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6957 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6959 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6961 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6962 Set default to true.
6964 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6966 * c.opt (Wsynth): Deprecate.
6967 * doc/invoke.texi (Option Summary, Warning Options): Document
6968 -Wno-format-contains-nul.
6970 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6973 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6974 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6976 2008-03-09 Ira Rosen <irar@il.ibm.com>
6978 * config/rs6000/rs6000.c (builtin_description): Rename vector
6979 left shift operations.
6980 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6981 (altivec_vsl<VI_char>): Rename to ...
6982 (ashl<mode>3): ... new name.
6983 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6985 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6987 2008-03-08 Richard Guenther <rguenther@suse.de>
6989 * coverage.h (tree_coverage_counter_addr): Declare.
6990 * coverage.c (tree_coverage_counter_addr): New function.
6991 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6993 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6994 (tree_gen_one_value_profiler): Likewise.
6995 (tree_gen_ic_profiler): Likewise.
6996 (tree_gen_average_profiler): Likewise.
6997 (tree_gen_ior_profiler): Likewise.
6999 2008-03-08 Richard Guenther <rguenther@suse.de>
7001 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7002 (vn_binary_op_insert): Likewise.
7003 (vn_unary_op_lookup): Likewise.
7004 (vn_unary_op_insert): Likewise.
7005 (vn_nary_op_lookup): Declare.
7006 (vn_nary_op_insert): Likewise.
7007 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7008 and binary hashes, use a single obstack for unary_op_pool
7010 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7011 a single struct vn_nary_op_s. Store tree code length and
7012 a variable number of operands.
7013 (struct vn_reference_op_struct): Remove unused op2.
7014 (vn_reference_op_eq): Do not compare op2.
7015 (vn_reference_op_compute_hash): Do not compute hash of op2.
7016 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7017 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7018 with vn_nary_op_compute_hash.
7019 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7020 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7022 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7024 (visit_unary_op): Call nary functions.
7025 (visit_binary_op): Likewise.
7026 (process_scc): Adjust for struct vn_tables_s changes.
7027 (allocate_vn_table): Likewise.
7028 (free_vn_table): Likewise.
7029 * tree-vn.c (vn_add): Call nary functions.
7030 (vn_lookup): Likewise.
7032 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7035 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7036 wdst back after sync_compare_and_swapqhi_internal.
7038 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7041 * config/i386/i386-modes.def (V1DI): New vector mode.
7042 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7043 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7044 (MMXMODE248): Ditto.
7045 (MMXMODE): Add V1DI mode.
7046 (mmxvecsize): Change DI mode to V1DI mode.
7047 ("mov<mode>): Use MMXMODEI8 mode iterator.
7048 ("*mov<mode>_internal_rex64"): Ditto.
7049 ("*mov<mode>_internal"): Ditto.
7050 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7051 ("mmx_sub<mode>3"): Ditto.
7052 ("mmx_adddi3"): Remove insn pattern.
7053 ("mmx_subdi3"): Ditto.
7054 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7055 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7056 ("mmx_ashl<mode>3"): Ditto.
7057 ("mmx_lshrdi3"): Remove insn pattern.
7058 ("mmx_ashldi3"): Ditto.
7059 * config/i386/i386.c (classify_argument): Handle V1DImode.
7060 (function_arg_advance_32): Ditto.
7061 (function_arg_32): Ditto.
7062 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7063 mmx_addv1di3 insn pattern.
7064 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7065 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7066 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7067 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7068 Remove definitions of built-in functions.
7069 (V1DI_type_node): New node.
7070 (v1di_ftype_v1di_int): Ditto.
7071 (v1di_ftype_v1di_v1di): Ditto.
7072 (v2si_ftype_v2si_si): Ditto.
7073 (v4hi_ftype_v4hi_di): Remove node.
7074 (v2si_ftype_v2si_di): Ditto.
7075 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7076 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7077 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7078 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7079 Add new builtins using def_builtin_const.
7080 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7081 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7082 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7083 * config/i386/mmintrin.h (__v1di): New typedef.
7084 (_mm_add_si64): Cast arguments to __v1di type.
7085 (_mm_sub_si64): Ditto.
7086 (_mm_sll_pi16): Cast __count to __v4hi type.
7087 (_mm_sll_pi32): Cast __count to __v2si type.
7088 (_mm_sll_si64): Cast arguments to __v1di type.
7089 (_mm_srl_pi16): Cast __count to __v4hi type.
7090 (_mm_srl_pi32): Cast __count to __v2si type.
7091 (_mm_srl_si64): Cast arguments to __v1di type.
7092 (_mm_sra_pi16): Cast __count to __v4hi type.
7093 (_mm_sra_pi32): Cast __count to __v2si type.
7094 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7095 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7096 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7097 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7098 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7099 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7100 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7101 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7102 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7103 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7104 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7105 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7107 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7109 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7111 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7114 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7115 reg+const addressing for Altivec modes. Don't generate reg+reg
7116 addressing for TFmode or TDmode quantities.
7118 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7120 * c-common.c (vector_types_convertible_p): Call langhook
7121 instead of comptypes.
7123 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7126 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7127 integral and scalar float variables which have a
7130 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7132 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7133 dwarf_register_span hook when emitting unwind information for
7134 register-to-memory saves.
7135 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7136 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7138 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7140 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7141 for the same VAR_DECL.
7143 2008-03-06 Tom Tromey <tromey@redhat.com>
7146 * doc/standards.texi (Standards): Don't mention treelang.
7147 * doc/invoke.texi (Overall Options): Don't mention treelang.
7148 * doc/install.texi (Prerequisites): Don't mention bison or
7150 (Configuration): Don't mention treelang.
7151 (Building): Likewise.
7152 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7154 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7156 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7157 word-extractions out of a multi-word object.
7159 2008-03-06 Richard Guenther <rguenther@suse.de>
7161 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7162 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7163 result type and precision.
7164 * expr.c (get_inner_reference): Set unsignedp based on the result
7165 type of BIT_FIELD_REF.
7166 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7167 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7168 (try_instantiate_multiple_fields): Likewise. Use the correct type
7170 (sra_build_assignment): Likewise.
7171 (sra_build_elt_assignment): Likewise.
7172 (sra_explode_bitfield_assignment): Likewise.
7173 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7174 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7175 set BIT_FIELD_REF_UNSIGNED.
7176 (vectorizable_load): Likewise.
7178 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7180 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7183 2008-03-06 Richard Guenther <rguenther@suse.de>
7185 * alias.c (struct alias_set_entry): Move has_zero_child field
7186 to pack with alias_set.
7188 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7190 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7193 2008-03-05 Ian Lance Taylor <iant@google.com>
7195 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7197 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7199 * fwprop.c (update_df): Support width and offset parameters of
7201 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7202 global_conflicts): Change DF_REF_EXTRACT to either
7203 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7204 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7205 * df-scan.c (df_ref_record, df_defs_record,
7206 df_ref_create_structure, df_def_record_1, df_uses_record,
7207 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7208 df_bb_refs_collect, df_entry_block_defs_collect,
7209 df_exit_block_uses_collect): Support new width and offset fields.
7210 (ref_extract_pool): New storage pool.
7211 (df_free_ref): New function.
7212 (df_reg_chain_unlink, df_free_collection_rec,
7213 df_sort_and_compress_refs): Call df_free_ref.
7214 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7216 (df_ref_create_structure): Allocate df_ref_extract if offset and
7217 width fields are used.
7218 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7219 (df_uses_record): Get offset and width from ZERO_EXTRACT
7221 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7222 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7223 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7224 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7225 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7226 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7227 (df_ref_extract): New structure.
7228 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7229 (df_ref_create): Add width and offset parameters.
7231 2008-03-05 Richard Guenther <rguenther@suse.de>
7233 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7234 Use ranges_overlap_p.
7235 (offset_overlaps_with_access): Rename
7236 to ranges_overlap_p and move ...
7237 * tree-flow-inline.h (ranges_overlap_p): ... here.
7239 * tree.h (get_inner_reference, handled_component_p): Update
7242 * tree.h (record_component_aliases, get_alias_set,
7243 alias_sets_conflict_p, alias_sets_must_conflict_p,
7244 objects_must_conflict_p): Move declarations ...
7245 * alias.h (record_component_aliases, get_alias_set,
7246 alias_sets_conflict_p, alias_sets_must_conflict_p,
7247 objects_must_conflict_p): ... here.
7248 Include coretypes.h.
7249 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7251 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7253 * cfg.c: Include tree-flow.h.
7254 (remove_edge_raw): Call redirect_edge_var_map_clear.
7255 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7256 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7257 (redirect_edge_var_map_result): New.
7258 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7259 PENDING_STMT use with redirect_edge_var_map_*.
7260 * tree-ssa.c (edge_var_maps): New definition.
7261 (redirect_edge_var_map_add): New.
7262 (redirect_edge_var_map_clear): New.
7263 (redirect_edge_var_map_dup): New.
7264 (redirect_edge_var_map_vector): New.
7265 (redirect_edge_var_map_destroy): New.
7266 (ssa_redirect_edge): Replace PENDING_STMT use with
7267 redirect_edge_var_map_*.
7268 (flush_pending_stmts): Same.
7269 (delete_tree_ssa): Destroy edge var map.
7270 * tree-flow.h (struct _edge_var_map): New.
7271 Define edge_var_map vector type.
7272 Declare redirect_edge_var_map_* prototypes.
7273 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7274 * tree-cfg.c (reinstall_phi_args): Replace
7275 PENDING_STMT use with redirect_edge_var_map_*.
7277 2008-03-05 Richard Guenther <rguenther@suse.de>
7279 PR tree-optimization/35472
7280 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7281 whose single use_stmt has a overlapping set of loaded and
7282 stored symbols as that use_stmt might be a noop assignment then.
7284 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7286 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7288 2008-03-05 Richard Guenther <rguenther@suse.de>
7291 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7292 should be constants.
7293 * tree-cfg.c (verify_expr): Verify it.
7294 * fold-const.c (fold_truthop): Remove code generating
7295 BIT_FIELD_REFs of structure bases.
7296 (fold_binary): Likewise.
7297 (fold_ternary): Position and size of BIT_FIELD_REFs are
7298 always host integers.
7299 (make_bit_field_ref): Remove.
7300 (optimize_bit_field_compare): Remove.
7301 (all_ones_mask_p): Remove.
7303 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7306 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7307 (split_block_and_df_analyze): New. Split basic block and rebuild
7309 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7311 (split_pattern_seq): Likewise.
7312 (erase_matching_seqs): Likewise.
7313 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7315 2008-03-04 Geoff Keating <geoffk@apple.com>
7317 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7318 declaration and code.
7319 (tree_invalid_nonnegative_warnv_p): Likewise.
7321 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7323 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7324 examples. Truncate option-names then causing overfull hbox.
7326 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7329 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7331 * configure: Rebuilt.
7333 2008-03-04 Rafael Espindola <espindola@google.com>
7335 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7336 (tree_unary_nonnegative_warnv_p): New.
7337 (tree_binary_nonnegative_warnv_p): New.
7338 (tree_single_nonnegative_warnv_p): New.
7339 (tree_invalid_nonnegative_warnv_p): New.
7340 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7342 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7345 * opts.c (handle_option): Postpone 'unknown option' errors only for
7348 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7351 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7354 2008-03-04 Rafael Espindola <espindola@google.com>
7356 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7357 (tree_binary_nonzero_warnv_p): New.
7358 (tree_single_nonzero_warnv_p): New.
7359 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7361 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7364 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7365 transformations for modes that have signed zeros.
7366 * ifcvt.c (noce_try_abs): Ditto.
7368 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7370 * config/i386/i386.c (override_options): Force
7371 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7373 2008-03-04 Jan Hubicka <jh@suse.cz>
7376 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7379 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7381 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7382 label to probe the stack.
7384 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7386 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7387 (__gthr_win32_mutex_destroy): Declare.
7388 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7389 __gthr_win32_mutex_destroy.
7390 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7392 2008-03-03 Jan Hubicka <jh@suse.cz>
7395 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7396 aggressive on inlining cold calls.
7398 2008-03-03 Richard Guenther <rguenther@suse.de>
7400 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7401 struct copies into the expression table.
7402 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7403 (try_to_simplify): Likewise.
7404 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7405 integral and pointer arguments which do not change the
7406 precision to NOP_EXPRs.
7407 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7408 VIEW_CONVERT_EXPR case.
7410 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7412 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7413 defined in a loop at depth 0 is invariant.
7414 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7415 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7416 be called at loop depth 0.
7418 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7421 * gcc.c (process_command): Update copyright notice dates.
7422 * gcov.c (print_version): Likewise.
7423 * gcov-dump.c (print_version): Likewise.
7424 * mips-tfile.c (main): Likewise.
7425 * mips-tdump.c (main): Likewise.
7427 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7430 * c-common.c (flag_permissive): Delete.
7431 (constant_expression_warnings): Check flags first.
7432 (constant_expression_error): New.
7433 * c-common.h (flag_permissive): Delete.
7434 (constant_expression_error): Declare.
7435 * flags.h (flag_permissive): Declare. Update description.
7436 * diagnostic.c (pedwarn): Update.
7438 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7439 (permissive_error_kind): New.
7440 * toplev.c (flag_permissive): Define. Update description.
7441 * toplev.h (permissive_error_kind): Declare.
7442 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7443 (pedwarn_c90): Use pedantic_warning_kind.
7444 * c-opts.c (c_common_post_options): flag_permissive does not affect
7445 flag_pedantic_errors.
7447 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7449 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7450 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7451 __absvsi2, __absvDI2): Use unsigned arithmetic.
7453 2008-03-02 Andi Kleen <ak@suse.de>
7454 Richard Guenther <rguenther@suse.de>
7456 * struct-equiv.c: Remove file.
7457 * cfg_cleanup.c (condjump_equiv_p): Remove.
7458 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7459 (struct-equiv.o): Remove rule.
7460 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7461 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7462 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7464 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7466 * ifcvt.c (noce_process_if_block): Try to handle only the then
7467 block if the else block exists but isn't suitable.
7469 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7472 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7473 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7474 regression from previous patch.
7476 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7479 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7481 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7482 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7483 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7484 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7485 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7486 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7487 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7488 (__gthread_mutex_destroy_function): Rename to
7489 __gthread_mutex_destroy.
7490 * gthr-dce.h (__gthread_mutex_destroy): Call
7491 pthread_mutex_destroy.
7492 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7493 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7494 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7496 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7498 * df-scan.c (df_ref_chain_change_bb): Simplify.
7499 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7500 set_block_for_insn if there's any change.
7501 * df.h ((df_insn_change_bb): Fix prototype.
7502 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7503 df_insn_change_bb, don't call set_block_for_insn.
7504 * emit-rtl.c (reorder_insns): Likewise.
7505 * haifa-sched.c (move_insn): Likewise.
7507 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7509 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7511 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7513 * tree-flow-inline.h (next_readonly_imm_use): Return
7514 NULL_USE_OPERAND_P after the end.
7516 2008-03-01 Richard Guenther <rguenther@suse.de>
7518 PR tree-optimization/35411
7519 * tree-sra.c (sra_build_assignment): Split conversion to
7520 final type to a separate statement if we are not assigning
7523 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7525 * fold-const.c (fold_convertible_p): Correct the logic to follow
7526 that in fold_convert().
7528 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7531 * tree-inline.c (build_duplicate_type): When we make a
7532 duplicate type, make it unique in the canonical types system.
7534 2008-02-29 Tom Tromey <tromey@redhat.com>
7536 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7537 input_file_stack_history, input_file_stack_restored): Remove.
7538 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7539 * input.h (struct file_stack): Remove.
7540 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7541 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7543 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7545 (diagnostic_last_module_changed): Add 'map' argument.
7546 (diagnostic_set_last_function): Likewise.
7547 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7548 line map, not input_file_stack.
7549 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7551 2008-02-29 Paul Brook <paul@codesourcery.com>
7553 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7555 2008-02-29 Paul Brook <paul@codesourcery.com>
7557 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7559 2008-02-29 Richard Guenther <rguenther@suse.de>
7561 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7563 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7564 value for comparing for a store match.
7565 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7566 (try_to_simplify): Do not do a full-blown reference lookup.
7568 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7570 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7571 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7573 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7575 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7577 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7578 strides against cache sizes.
7580 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7582 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7585 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7587 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7588 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7589 is smaller than the original promoted value.
7590 (simplify_subreg): If OP is a SUBREG, try to preserve its
7591 SUBREG_PROMOTED_VAR_P information.
7593 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7595 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7596 (VN_INFO_GET): Allocate new objects on the obstack.
7597 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7598 for rpo_numbers_temp, for consistency.
7599 (free_scc_vn): Free the obstack.
7601 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7603 * doc/invoke.texi: Document -ftree-loop-distribution.
7604 * tree-loop-distribution.c: New.
7605 * tree-pass.h (pass_loop_distribution): New.
7606 * graphds.h (struct graph): Add htab_t indices.
7607 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7608 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7609 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7610 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7611 * tree-data-ref.c (debug_data_dependence_relations): New.
7612 (dump_data_dependence_relation): Also print data references.
7613 (free_data_ref): Extern.
7614 (same_access_functions): Moved...
7615 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7616 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7617 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7618 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7619 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7620 (stmts_from_loop): Skip LABEL_EXPR.
7621 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7623 (build_rdg): Initialize rdg->indices htab.
7624 (free_rdg, stores_from_loop, ref_base_address,
7625 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7626 have_similar_memory_accesses_1, ref_base_address_1,
7627 remove_similar_memory_refs): New.
7628 * tree-data-ref.h: Depend on tree-chrec.h.
7629 (debug_data_dependence_relations, free_data_ref): Declared.
7630 (same_access_functions): ... here.
7631 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7633 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7634 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7635 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7636 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7637 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7638 rdg_vertex_for_stmt): Declared.
7639 (struct rdg_edge): Add level.
7641 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7642 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7644 (rdg_has_similar_memory_accesses): New.
7645 * tree-vect-analyze.c: Remove unused static decls.
7646 * lambda.h (dependence_level): New.
7647 * common.opt (ftree-loop-distribution): New.
7648 * tree-flow.h (mark_virtual_ops_in_bb,
7649 slpeel_tree_duplicate_loop_to_edge_cfg,
7650 rename_variables_in_loop): Declared.
7651 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7652 (OBJS-common): Add tree-loop-distribution.o.
7653 (tree-loop-distribution.o): New rule.
7654 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7655 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7656 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7658 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7661 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7662 other than structures and unions.
7664 2008-02-28 Richard Guenther <rguenther@suse.de>
7667 2008-02-26 Richard Guenther <rguenther@suse.de>
7669 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7670 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7671 (lookup_decl_from_uid): Declare.
7672 (remove_decl_from_map): Likewise.
7673 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7674 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7675 (decl_for_uid_map): New global hashtable mapping DECL_UID
7677 (init_ttree): Allocate it.
7678 (insert_decl_to_uid_decl_map): New helper function.
7679 (make_node_stat): Insert new decls into the map.
7680 (copy_node_stat): Likewise.
7681 (lookup_decl_from_uid): New function.
7682 (remove_decl_from_map): Likewise.
7683 (print_decl_for_uid_map_statistics): New helper.
7684 (dump_tree_statistics): Call it.
7686 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7687 (referenced_var_iterator): Adjust.
7688 (FOR_EACH_REFERENCED_VAR): Adjust.
7689 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7690 (num_referenced_vars): Adjust.
7691 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7692 (first_referenced_var): Remove.
7693 (end_referenced_vars_p): Likewise.
7694 (next_referenced_var): Likewise.
7695 (referenced_var_iterator_set): New helper function.
7696 * tree-dfa.c (referenced_var_lookup): Adjust.
7697 (referenced_var_check_and_insert): Likewise.
7698 (remove_referenced_var): Likewise.
7699 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7700 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7701 (verify_call_clobbering): Likewise.
7702 (verify_memory_partitions): Likewise.
7703 (init_tree_ssa): Allocate bitmap instead of hashtable for
7705 (delete_tree_ssa): Adjust.
7706 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7707 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7708 (compute_tag_properties): Likewise.
7709 (set_initial_properties): Likewise.
7710 (find_partition_for): Likewise.
7711 (update_reference_counts): Likewise.
7712 (dump_may_aliases_for): Likewise.
7713 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7714 (add_call_clobber_ops): Likewise.
7715 (add_call_read_ops): Likewise.
7716 (get_asm_expr_operands): Likewise.
7717 * tree-into-ssa.c (dump_decl_set): Likewise.
7718 (update_ssa): Likewise.
7719 * tree-sra.c (scan_function): Likewise.
7720 (decide_instantiations): Likewise.
7721 (scalarize_parms): Likewise.
7722 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7723 (dsa_named_for): Likewise.
7724 * tree-ssa-structalias.c (update_alias_info): Likewise.
7725 (merge_smts_into): Likewise.
7727 2008-02-27 David Daney <ddaney@avtrex.com>
7730 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7731 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7732 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7733 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7734 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7736 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7739 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7740 (BUILT_IN_NEXTTOWARD): Remove.
7741 (BUILT_IN_NEXTTOWARDF): Ditto.
7742 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7743 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7745 2008-02-27 Tom Tromey <tromey@redhat.com>
7747 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7748 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7750 2008-02-27 Jan Beulich <jbeulich@novell.com>
7752 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7753 update the respective field on newdecl.
7755 2008-02-27 Revital Eres <eres@il.ibm.com>
7757 PR rtl-optimization/34999
7758 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7759 crossing edges that ends with a call insn.
7760 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7761 call insn and clear the EDGE_CROSSING flag of the crossing edge
7762 when fixing fallthru edges.
7764 2008-02-27 Richard Guenther <rguenther@suse.de>
7767 * fold-const.c (fold_unary): Return the correct argument,
7768 converted to the result type.
7770 2008-02-27 Richard Guenther <rguenther@suse.de>
7773 * expr.c (expand_expr_real_1): Assert on rotates that operate
7775 * fold-const.c (fold_binary): Use the types precision, not the
7776 bitsize of the mode if folding rotate expressions. Build rotates
7777 only for full modes.
7779 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7781 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7783 * c-pragma.c (pragma_ns_name): New typedef.
7784 (registered_pp_pragmas): New variable.
7785 (c_pp_lookup_pragma): New function.
7786 (c_register_pragma_1): If flag_preprocess_only, do nothing
7787 for non-expanded pragmas, for expanded ones push pragma's
7788 namespace and name into registered_pp_pragmas vector.
7789 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7790 flag_preprocess_only, don't register GCC pch_preprocess
7791 pragma if flag_preprocess_only.
7792 * c-opts.c (c_common_init): Call init_pragma even if
7793 flag_preprocess_only.
7794 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7795 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7796 cpp_register_pragma if flag_preprocess_only.
7798 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7801 * c-parser.c (c_parser_translation_unit): Warn for empty
7802 translation unit, not empty source file.
7804 2008-02-26 Paul Brook <paul@codesourcery.com>
7806 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7807 operand for Thumb-2.
7808 * config/arm/arm.h (reg_class): Add CORE_REGS.
7809 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7810 (BASE_REG_CLASS): Use CORE_REGS.
7811 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7812 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7813 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7814 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7815 ARM_REGNO_OK_FOR_INDEX_P.
7816 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7817 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7818 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7819 (ldm/stm peepholes): Ditto.
7820 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7821 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7822 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7823 * config/arm/constraints.md: Enable "k" constraint on ARM.
7825 2008-02-27 Ben Elliston <bje@au.ibm.com>
7827 * config/rs6000/rs6000.c: Annotate cache line size field in all
7828 instances of struct processor_costs.
7830 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7832 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7833 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7834 jump_bypass): New counters.
7835 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7836 * dce.c (gate_ud_dce): Same.
7837 (gate_fast_dce): Same.
7838 * dse.c (gate_dse1): New function.
7839 (gate_dse2): New function.
7840 (gate_dse): Merge results of new gate functions.
7841 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7842 (gate_handle_jump_bypass): Add dbg_cnt.
7843 (gate_handle_gcse): Add dbg_cnt.
7844 * ifcvt.c (gate_handle_if_conversion): Same.
7845 (gate_handle_if_after_combine): Same.
7846 (gate_handle_if_after_reload): Same.
7847 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7849 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7851 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7853 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7855 2008-02-26 Jason Merrill <jason@redhat.com>
7858 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7859 alone if it's the naming decl for the type's main variant.
7861 2008-02-26 Tom Tromey <tromey@redhat.com>
7863 * system.h (USE_MAPPED_LOCATION): Poison.
7864 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7865 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7866 (make_goto_expr_edges): Likewise.
7867 (remove_bb): Likewise.
7868 (execute_warn_function_return): Likewise.
7869 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7871 * c-common.c (fname_decl): Remove old location code.
7872 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7874 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7876 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7877 (gen_rtx_ASM_INPUT): Likewise.
7878 (gen_rtx_ASM_INPUT_loc): Likewise.
7879 (get_rtx_asm_OPERANDS): Remove.
7880 * cfglayout.c (insn_locators_alloc): Remove old location code.
7881 (set_curr_insn_source_location): Likewise.
7882 (curr_insn_locator): Likewise.
7883 * print-tree.c (print_node): Remove old location code.
7884 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7885 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7886 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7887 location_from_locus.
7888 (construct_exit_block): Remove old location code.
7889 * emit-rtl.c (force_next_line_note): Remove old location code.
7890 * profile.c (branch_prob): Remove old location code.
7891 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7892 LOC_LINE): Remove old-location variants.
7893 * langhooks.c (lhd_print_error_function): Remove old location
7895 * configure, config.in: Rebuilt.
7896 * configure.ac (--enable-mapped-location): Remove.
7897 * c-decl.c (c_init_decl_processing): Remove old location code.
7898 (finish_function): Likewise.
7899 * recog.c (decode_asm_operands): Remove old location code.
7900 * c-pch.c (c_common_read_pch): Remove old location code.
7901 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7903 * gimple-low.c (lower_function_body): Remove old location code.
7904 * toplev.c (unknown_location): Remove.
7905 (push_srcloc): Remove old-location variant.
7906 (process_options): Remove old location code.
7907 (lang_dependent_init): Likewise.
7908 * input.h (UNKNOWN_LOCATION): Move definition.
7909 (location_t): Undeprecate.
7910 (source_locus): Remove.
7911 (location_from_locus): Remove.
7912 (struct location_s): Remove.
7913 Remove all old-location code.
7914 (input_line, input_filename): Remove.
7915 * final.c (final_scan_insn): Remove old location code.
7916 * diagnostic.c (diagnostic_build_prefix): Remove
7917 USE_MAPPED_LOCATION test.
7918 * tree.h (gimple_stmt) <locus>: Now a location_t.
7919 (tree_exp) <locus>: Likewise.
7920 (DECL_IS_BUILTIN): Remove old-location variant.
7921 (annotate_with_file_line, annotate_with_locus): Likewise.
7922 (expr_locus, set_expr_locus): Update.
7923 * tree.c (build1_stat): Remove old location code.
7924 (last_annotated_node): Remove.
7925 (annotate_with_file_line): Remove old-location variant.
7926 (annotate_with_locus): Likewise.
7927 (expr_location): Remove old location code.
7928 (set_expr_location): Likewise.
7929 (expr_has_location): Likewise.
7930 (expr_locus): Likewise.
7931 (set_expr_locus): Likewise.
7932 (expr_filename): Don't use location_from_locus.
7933 (expr_lineno): Likewise.
7934 * rtl-error.c (location_for_asm): Remove old location code.
7935 * c-lex.c (cb_line_change): Remove old location code.
7936 (fe_file_change): Likewise.
7937 (cb_def_pragma): Likewise.
7938 (c_lex_with_flags): Likewise.
7939 * gengtype.c (do_typedef): Don't special-case location types.
7940 (define_location_structures): Remove.
7941 (main): Don't call define_location_structures.
7942 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7945 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7948 * builtins.def (BUILT_IN_STDARG_START): Remove.
7949 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7950 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7951 * tree-inline.c (inline_forbidden_p_1): Likewise.
7953 2008-02-26 Richard Guenther <rguenther@suse.de>
7955 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7956 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7957 (lookup_decl_from_uid): Declare.
7958 (remove_decl_from_map): Likewise.
7959 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7960 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7961 (decl_for_uid_map): New global hashtable mapping DECL_UID
7963 (init_ttree): Allocate it.
7964 (insert_decl_to_uid_decl_map): New helper function.
7965 (make_node_stat): Insert new decls into the map.
7966 (copy_node_stat): Likewise.
7967 (lookup_decl_from_uid): New function.
7968 (remove_decl_from_map): Likewise.
7969 (print_decl_for_uid_map_statistics): New helper.
7970 (dump_tree_statistics): Call it.
7972 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7973 (referenced_var_iterator): Adjust.
7974 (FOR_EACH_REFERENCED_VAR): Adjust.
7975 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7976 (num_referenced_vars): Adjust.
7977 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7978 (first_referenced_var): Remove.
7979 (end_referenced_vars_p): Likewise.
7980 (next_referenced_var): Likewise.
7981 (referenced_var_iterator_set): New helper function.
7982 * tree-dfa.c (referenced_var_lookup): Adjust.
7983 (referenced_var_check_and_insert): Likewise.
7984 (remove_referenced_var): Likewise.
7985 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7986 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7987 (verify_call_clobbering): Likewise.
7988 (verify_memory_partitions): Likewise.
7989 (init_tree_ssa): Allocate bitmap instead of hashtable for
7991 (delete_tree_ssa): Adjust.
7992 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7993 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7994 (compute_tag_properties): Likewise.
7995 (set_initial_properties): Likewise.
7996 (find_partition_for): Likewise.
7997 (update_reference_counts): Likewise.
7998 (dump_may_aliases_for): Likewise.
7999 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8000 (add_call_clobber_ops): Likewise.
8001 (add_call_read_ops): Likewise.
8002 (get_asm_expr_operands): Likewise.
8003 * tree-into-ssa.c (dump_decl_set): Likewise.
8004 (update_ssa): Likewise.
8005 * tree-sra.c (scan_function): Likewise.
8006 (decide_instantiations): Likewise.
8007 (scalarize_parms): Likewise.
8008 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8009 (dsa_named_for): Likewise.
8010 * tree-ssa-structalias.c (update_alias_info): Likewise.
8011 (merge_smts_into): Likewise.
8013 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8016 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8017 * c-opts.c (c_common_handle_option): Wall enables
8018 Wvolatile-register-var.
8019 * common.opt: Move Wvolatile-register-var to...
8022 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8024 * common.opt (Wlarger-than=): New.
8025 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8027 * opts.c (common_handle_option): Handle -Wlarger-than=.
8028 * optc-gen.awk: Likewise.
8029 * opth-gen.awk: Likewise.
8030 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8031 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8033 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8035 * c-common.c (match_case_to_enum_1): Add appropriate
8036 OPT_W* parameter to warning.
8037 (c_do_switch_warnings): Likewise.
8038 * c-typeck.c (warning_init): Add one more parameter following
8040 (push_init_level): Update call to warning_init.
8041 (pop_init_level): Likewise.
8042 (add_pending_init): Likewise.
8043 (output_init_element: Likewise.
8045 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8048 * toplev.c (toplev_main): If there are warnings or error, print
8049 errors for ignored options.
8050 * opts.c (ignored_options): New static variable.
8051 (postpone_unknown_option_error): New.
8052 (print_ignored_options): New.
8053 (handle_option): Postpone errors for unknown -Wno-* options.
8054 * opts.h (print_ignored_options): Declare.
8056 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8058 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8061 2008-02-25 Richard Guenther <rguenther@suse.de>
8064 2008-02-25 Richard Guenther <rguenther@suse.de>
8066 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8067 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8068 (lookup_decl_from_uid): Declare.
8069 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8070 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8071 (decl_for_uid_map): New global hashtable mapping DECL_UID
8073 (init_ttree): Allocate it.
8074 (insert_decl_to_uid_decl_map): New helper function.
8075 (make_node_stat): Insert new decls into the map.
8076 (copy_node_stat): Likewise.
8077 (lookup_decl_from_uid): New function.
8078 (print_decl_for_uid_map_statistics): New helper.
8079 (dump_tree_statistics): Call it.
8081 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8082 (referenced_var_iterator): Adjust.
8083 (FOR_EACH_REFERENCED_VAR): Adjust.
8084 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8085 (num_referenced_vars): Adjust.
8086 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8087 (first_referenced_var): Remove.
8088 (end_referenced_vars_p): Likewise.
8089 (next_referenced_var): Likewise.
8090 (referenced_var_iterator_set): New helper function.
8091 * tree-dfa.c (referenced_var_lookup): Adjust.
8092 (referenced_var_check_and_insert): Likewise.
8093 (remove_referenced_var): Likewise.
8094 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8095 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8096 (verify_call_clobbering): Likewise.
8097 (verify_memory_partitions): Likewise.
8098 (init_tree_ssa): Allocate bitmap instead of hashtable for
8100 (delete_tree_ssa): Adjust.
8101 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8102 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8103 (compute_tag_properties): Likewise.
8104 (set_initial_properties): Likewise.
8105 (find_partition_for): Likewise.
8106 (update_reference_counts): Likewise.
8107 (dump_may_aliases_for): Likewise.
8108 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8109 (add_call_clobber_ops): Likewise.
8110 (add_call_read_ops): Likewise.
8111 (get_asm_expr_operands): Likewise.
8112 * tree-into-ssa.c (dump_decl_set): Likewise.
8113 (update_ssa): Likewise.
8114 * tree-sra.c (scan_function): Likewise.
8115 (decide_instantiations): Likewise.
8116 (scalarize_parms): Likewise.
8117 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8118 (dsa_named_for): Likewise.
8119 * tree-ssa-structalias.c (update_alias_info): Likewise.
8120 (merge_smts_into): Likewise.
8122 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8125 * doc/invoke.texi (-fcx-limited-range): Document new option.
8126 * toplev.c (process_options): Handle -fcx-fortran-rules.
8127 * common.opt: Add documentation for -fcx-fortran-rules.
8129 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8132 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8133 actual behaviour and C99.
8135 2008-02-26 Ben Elliston <bje@au.ibm.com>
8137 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8138 (ASM_CPU_POWER6_SPEC): Likewise.
8139 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8140 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8141 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8143 2008-02-25 Richard Guenther <rguenther@suse.de>
8145 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8146 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8147 (lookup_decl_from_uid): Declare.
8148 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8149 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8150 (decl_for_uid_map): New global hashtable mapping DECL_UID
8152 (init_ttree): Allocate it.
8153 (insert_decl_to_uid_decl_map): New helper function.
8154 (make_node_stat): Insert new decls into the map.
8155 (copy_node_stat): Likewise.
8156 (lookup_decl_from_uid): New function.
8157 (print_decl_for_uid_map_statistics): New helper.
8158 (dump_tree_statistics): Call it.
8160 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8161 (referenced_var_iterator): Adjust.
8162 (FOR_EACH_REFERENCED_VAR): Adjust.
8163 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8164 (num_referenced_vars): Adjust.
8165 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8166 (first_referenced_var): Remove.
8167 (end_referenced_vars_p): Likewise.
8168 (next_referenced_var): Likewise.
8169 (referenced_var_iterator_set): New helper function.
8170 * tree-dfa.c (referenced_var_lookup): Adjust.
8171 (referenced_var_check_and_insert): Likewise.
8172 (remove_referenced_var): Likewise.
8173 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8174 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8175 (verify_call_clobbering): Likewise.
8176 (verify_memory_partitions): Likewise.
8177 (init_tree_ssa): Allocate bitmap instead of hashtable for
8179 (delete_tree_ssa): Adjust.
8180 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8181 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8182 (compute_tag_properties): Likewise.
8183 (set_initial_properties): Likewise.
8184 (find_partition_for): Likewise.
8185 (update_reference_counts): Likewise.
8186 (dump_may_aliases_for): Likewise.
8187 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8188 (add_call_clobber_ops): Likewise.
8189 (add_call_read_ops): Likewise.
8190 (get_asm_expr_operands): Likewise.
8191 * tree-into-ssa.c (dump_decl_set): Likewise.
8192 (update_ssa): Likewise.
8193 * tree-sra.c (scan_function): Likewise.
8194 (decide_instantiations): Likewise.
8195 (scalarize_parms): Likewise.
8196 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8197 (dsa_named_for): Likewise.
8198 * tree-ssa-structalias.c (update_alias_info): Likewise.
8199 (merge_smts_into): Likewise.
8201 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8204 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8205 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8206 * alias.h (nonoverlapping_memrefs_p): Likewise.
8208 2008-02-25 Jan Beulich <jbeulich@novell.com>
8210 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8211 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8212 __emultls_get_address, __emultls_register_common,
8213 __floatundi?f, and _Unwind_GetIPInfo.
8214 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8215 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8216 (gen_regparm_prefix): Likewise.
8217 (i386_nlm_encode_section_info): Sync with
8218 config/i386/winnt.c:i386_pe_encode_section_info().
8219 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8220 i386_nlm_mangle_decl_assembler_name): New.
8221 (netware_override_options): New.
8222 * config/i386/netware.h (netware_override_options): Declare.
8223 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8224 (i386_nlm_mangle_decl_assembler_name): Declare.
8225 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8227 2008-02-25 Ben Elliston <bje@au.ibm.com>
8230 * c-decl.c (grokdeclarator): Remove unused local variables
8231 `typedef_type' and `type_as_written'.
8233 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8234 unused local variable `has_hot_blocks'.
8235 (fix_crossing_conditional_branches): Remove unused local variable
8238 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8241 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8242 using DEF_C99_BUILTIN.
8243 (BUILT_IN_NANF): Ditto.
8244 (BUILT_IN_NANL): Ditto.
8246 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8247 Revital Eres <eres@il.ibm.com>
8249 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8250 regarding the order of two dependent insns in the same row.
8252 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8254 * stor-layout.c (layout_decl): Do not bump the alignment of a
8255 bit-field to more than byte alignment if it is packed.
8257 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8259 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8262 2008-02-24 Diego Novillo <dnovillo@google.com>
8264 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8267 * tree-vrp.c (vrp_evaluate_conditional): With
8268 -Wtype-limits, emit a warning when comparing against a
8269 constant outside the natural range of OP0's type.
8270 * c.opt (Wtype-limits): Move ...
8271 * common.opt (Wtype-limits): ... here.
8273 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8275 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8276 * config/rs6000/e300c2c3.md: New file.
8277 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8279 (rs6000_override_options): Add e300c2 and e300c3 cases to
8280 processor_target_table. Do not allow usage of Altivec or Spe
8281 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8282 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8283 * config/rs6000/rs6000.h (processor_type): Add
8284 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8285 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8286 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8287 and ppce300c3. Include e300c2c3.md.
8289 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8291 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8292 instead of TARGET_STRICT_ALIGN.
8294 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8296 * explow.c (memory_address): Assert that the generated address is
8299 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8302 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8303 * config/darwin-ppc-ldouble-patch.def: New file.
8304 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8305 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8306 SUBTARGET_INIT_BUILTINS if defined.
8307 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8310 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8313 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8314 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8316 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8319 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8320 file" warning condtional on -Winvalid-PCH.
8322 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8324 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8326 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8330 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8331 prevent reload from using MMX registers.
8332 (*mov<mode>_internal): Ditto.
8333 (*movv2sf_internal_rex64): Ditto.
8334 (*movv2sf_internal): Ditto.
8336 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8338 PR documentation/31569
8339 * doc/install.texi2html: Use makeinfo --no-number-sections.
8341 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8343 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8344 ensure that we can address an entire entity > 8 bytes. Don't
8345 generate reg+reg addressing for such data.
8347 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8349 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8350 strings when optimizing for size, unless the target cares about
8353 2008-02-22 Tom Tromey <tromey@redhat.com>
8355 * regclass.c (current_pass): Remove declaration.
8357 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8359 * config/avr/libgcc.S (__RAMPZ__): Define.
8360 (__do_copy_data): Add for devices with 128KB code memory.
8362 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8364 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8366 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8368 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8370 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8373 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8376 * c-typeck.c (build_binary_op): Warn about floating point
8377 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8379 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8382 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8383 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8385 (rs6000_override_options): Set altivec_abi as default, not override,
8386 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8387 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8388 is used; use new member spe_abi.
8389 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8390 spe_abi and altivec_abi.
8392 2008-02-22 Tomas Bily <tbily@suse.cz>
8394 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8396 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8399 * config.build (build_file_translate): Set to `CMD //c' only if
8401 * Makefile.in (build_file_translate): Improve comment.
8403 2008-02-21 Jan Hubicka <jh@suse.cz>
8405 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8406 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8407 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8409 2008-02-21 Michael Matz <matz@suse.de>
8412 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8414 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8416 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8417 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8419 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8420 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8421 SSE_VEC_FLOAT_MODE_P as insn constraint.
8422 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8423 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8424 sse4a_movntdf using MODEF mode iterator.
8425 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8426 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8427 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8428 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8429 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8430 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8431 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8433 2008-02-21 Richard Guenther <rguenther@suse.de>
8435 * tree.def (PAREN_EXPR): New tree code.
8436 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8438 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8439 * expr.c (expand_expr_real_1): Likewise.
8440 * tree-inline.c (estimate_num_insns_1): Likewise.
8441 * tree-complex.c (expand_complex_move): Likewise.
8442 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8445 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8448 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8450 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8453 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8455 * config/sh/sh.c (find_barrier): Don't go past
8456 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8458 2008-02-20 DJ Delorie <dj@redhat.com>
8460 * config/h8300/h8300.md (insv): Force source operand to be a register.
8462 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8463 as a jump, not as a plain insn.
8465 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8467 * doc/invoke.texi (Warning Options): Add new option
8468 -Wframe-larger-than=.
8469 (-Wframe-larger-than): Document.
8471 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8472 Add declarations for new option variables.
8474 * final.c (final_start_function): Check the frame size
8475 before emission and issue a Wframe-larger-than warning.
8477 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8478 Add definitions for new option variables.
8479 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8481 * common.opt (Wframe-larger-than=): New option.
8483 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8485 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8486 (<sse>_div<mode>3): Ditto.
8487 (<sse>_vmdiv<mode>3): Ditto.
8488 (<sse>_vmsqrt<mode>2): Ditto.
8489 (*smax<mode>3): Ditto.
8490 (sse5_frcz<mode>2): Ditto.
8491 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8494 2008-02-20 Richard Guenther <rguenther@suse.de>
8497 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8498 be happy with INTEGRAL_TYPE_P.
8500 2008-02-20 Richard Guenther <rguenther@suse.de>
8502 * fold-const.c (split_tree): Associate floatig-point expressions
8503 if flag_associative_math is set.
8505 2008-02-20 Richard Guenther <rguenther@suse.de>
8507 * tree.h (fold_real_zero_addition_p): Declare.
8508 * fold-const.c (fold_real_zero_addition_p): Export.
8509 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8510 floating-point operations with zero and one.
8512 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8514 * doc/install.texi: Correct references to CFLAGS, replacing them
8515 with BOOT_CFLAGS. Document flags used during bootstrap for
8518 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8520 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8521 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8522 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8524 (smin<mode>3): Ditto from similar patterns.
8525 (smax<mode>3): Ditto.
8526 (*ieee_smin<mode>3): Ditto.
8527 (*ieee_smax<mode>3): Ditto.
8528 * config/i386/sse.md (sse): New mode attribute.
8529 (mov<mode>): Macroize expander from movv4sf and movv2df using
8530 SSEMODEF2P mode iterator.
8531 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8532 SSE_VEC_FLOAT_MODE_P as insn constraint.
8533 (storent<mode>): Ditto.
8534 (storent<mode>): Macroize expander from storentsf and storentdf using
8535 MODEF mode iterator.
8536 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8537 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8538 (abs<mode>2): Ditto from similar patterns.
8539 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8540 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8541 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8542 (<sse>_vmsqrt<mode>2): Ditto.
8543 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8544 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8545 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8546 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8547 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8548 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8549 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8551 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8552 iterator and SSE_FLOAT_MODE_P as insn constraint.
8553 (<sse>_ucomi): Ditto from similar patterns.
8554 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8555 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8556 SSE_VEC_FLOAT_MODE_P as insn constraint.
8557 (vcond<mode>): Ditto from similar patterns.
8558 (and<mode>3, *and<mode>3): Ditto.
8559 (<sse>_nand<mode>3): Ditto.
8560 (ior<mode>3, *ior<mode>3): Ditto.
8561 (xor<mode>3, *xor<mode>3): Ditto.
8562 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8563 iterator and SSE_FLOAT_MODE_P as insn constraint.
8564 (*nand<mode>3): Ditto from similar patterns.
8565 (*ior<mode>3): Ditto.
8566 (*xor<mode>3): Ditto.
8568 2008-02-20 Ira Rosen <irar@il.ibm.com>
8570 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8571 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8572 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8574 2008-02-19 Jan Hubicka <jh@suse.cz>
8576 * predict.c (tree_bb_level_predictions): Remove variable next
8577 mistakely introduced by previous commit.
8579 2008-02-19 Jan Hubicka <jh@suse.cz>
8581 * predict.c (predict_paths_leading_to): Rewrite.
8582 (predict_paths_for_bb): New.
8583 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8585 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8588 * Makefile.in (build_file_translate): New.
8589 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8590 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8591 * configure.ac (build_file_translate): Substitute it.
8592 * configure: Regenerate.
8594 2008-02-19 Jan Hubicka <jh@suse.cz>
8596 PR rtl-optimization/34408
8597 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8600 2008-02-19 Jan Hubicka <jh@suse.cz>
8603 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8606 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8609 * config/i386/i386-modes.def: Revert the last DI alignment
8610 change until Ada people can look into it.
8612 2008-02-19 Nick Clifton <nickc@redhat.com>
8614 * opts.c (print_specific_help): Fix typo in --help text.
8616 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8619 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8620 32-bit inline asm without asm alternatives for host GCC < 3.0.
8622 2008-02-19 Richard Guenther <rguenther@suse.de>
8624 PR tree-optimization/34989
8625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8626 Allow propagation to INDIRECT_REF if we can simplify only.
8628 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8630 * c-common.c (warn_for_collisions_1): Use appropriate option when
8633 2008-02-19 Nick Clifton <nickc@redhat.com>
8636 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8637 (handle_options): Fix indentation.
8638 (print_filtered_help): If no language-specific options were
8639 displayed tell the user how to list all the options supported by
8640 the language's front-end.
8641 (print_specific_help): Fix indentation and remove duplicate line.
8642 (common_handle_option): Handle the -v option.
8643 For --help enable the display of undocumented options if the -v
8644 switch has been included on the command line.
8645 For --help= check for overlaps in the arguments between the option
8646 classes and the language names and issue a warning when they
8647 cannot be disambiguated.
8648 * c.opt (v): Pass on to the common option handler.
8650 2008-02-19 Revital Eres <eres@il.ibm.com>
8652 * modulo-sched.c (sms_schedule): Change dump message when
8653 create_ddg function fails.
8654 (try_scheduling_node_in_cycle): Rename row to cycle.
8655 (print_partial_schedule): Rename CYCLE to ROW.
8657 2008-02-19 Christian Bruel <christian.bruel@st.com>
8658 Zdenek Dvorak <ook@ucw.cz>
8660 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8662 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8665 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8666 (*x86_movdicc_0_m1_se): Ditto.
8668 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8670 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8671 (CMPtype): Define as __gcc_CMPtype.
8672 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8673 (CMPtype): Define as __gcc_CMPtype.
8675 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8677 Support valgrind 3.3 for --enable-checking=valgrind.
8678 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8680 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8681 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8682 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8683 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8684 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8685 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8686 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8688 * ggc-zone.c: Similar.
8689 * ggc-page.c: Similar.
8691 2008-02-19 Paul Brook <paul@codesourcery.com>
8694 * config/arm/ieee754-df.S: Fix do_it typo.
8695 * config/arm/ieee754-sf.S: Fix do_it typo.
8697 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8700 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8701 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8702 (OPTION_MASK_ISA_SSE_SET): Likewise.
8703 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8704 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8705 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8706 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8707 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8708 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8709 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8710 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8711 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8712 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8713 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8714 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8715 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8716 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8717 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8718 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8719 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8720 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8721 (OPTION_MASK_ISA_SSE4): Removed.
8722 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8723 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8724 (override_options): Don't turn on implied SSE/MMX bits in
8727 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8729 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8732 2008-02-18 Joey Ye <joey.ye@intel.com>
8735 * tree-nested.c (insert_field_into_struct): Set type alignment
8736 to field alignment if the former is less than the latter.
8738 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8740 * BASE-VER: Set to 4.4.0.
8742 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8744 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8745 * doc/cfg.texi: Likewise.
8746 * doc/extend.texi: Likewise.
8747 * doc/gty.texi: Likewise.
8748 * doc/invoke.texi: Likewise.
8749 * doc/loop.texi: Likewise.
8750 * doc/md.texi: Likewise.
8751 * doc/passes.texi: Likewise.
8752 * doc/rtl.texi: Likewise.
8753 * doc/sourcebuild.texi: Likewise.
8754 * doc/tm.texi: Likewise.
8755 * doc/tree-ssa.texi: Likewise.
8757 2008-02-17 Richard Guenther <rguenther@suse.de>
8760 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8761 without default definition.
8763 2008-02-17 Richard Guenther <rguenther@suse.de>
8765 PR tree-optimization/35231
8766 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8769 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8772 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8773 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8774 libgcc_cmp_return mode.
8776 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8779 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8781 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8783 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8786 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8788 * doc/c-tree.texi: Use `@.' where appropriate.
8789 * doc/extend.texi: Likewise.
8790 * doc/install.texi: Likewise.
8791 * doc/invoke.texi: Likewise.
8792 * doc/loop.texi: Likewise.
8793 * doc/makefile.texi: Likewise.
8794 * doc/md.texi: Likewise.
8795 * doc/passes.texi: Likewise.
8796 * doc/standards.texi: Likewise.
8797 * doc/tm.texi: Likewise.
8799 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8802 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8804 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8805 rather than in entry_bb.
8807 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8809 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8810 libgcc_cmp_return mode.
8812 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8815 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8816 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8818 2008-02-15 Richard Guenther <rguenther@suse.de>
8819 Zdenek Dvorak <ook@ucw.cz>
8821 PR tree-optimization/35164
8822 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8823 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8824 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8825 Only propagate addresses which do not have abnormal SSA_NAMEs
8828 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8831 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8833 2008-02-15 Jan Hubicka <jh@suse.cz>
8836 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8838 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8841 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8842 when calculating alignment_pad.
8844 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8846 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8847 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8848 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8849 and STACK_BOUNDARY define.
8851 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8853 PR preprocessor/35061
8854 * c-pragma.c (handle_pragma_pop_macro): Check that
8855 pushed_macro_table has been allocated.
8857 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8860 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8861 (force_gimple_operand): Likewise.
8862 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8863 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8864 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8865 (find_interesting_uses_address): Check addressability and alignment
8866 of the base expression only after substituting bases of IVs into it.
8868 2008-02-14 Michael Matz <matz@suse.de>
8871 * function.c (instantiate_virtual_regs_in_insn): Reload address
8872 before falling back to reloading the whole operand.
8874 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8876 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8877 before the first section switch note.
8879 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8881 * doc/bugreport.texi: Update copyright years.
8882 * doc/c-tree.texi: Likewise.
8883 * doc/cfg.texi: Likewise.
8884 * doc/cpp.texi: Likewise.
8885 * doc/cppinternals.texi: Likewise.
8886 * doc/fragments.texi: Likewise.
8887 * doc/frontends.texi: Likewise.
8888 * doc/gcc.texi: Likewise.
8889 * doc/gty.texi: Likewise.
8890 * doc/hostconfig.texi: Likewise.
8891 * doc/implement-c.texi: Likewise.
8892 * doc/libgcc.texi: Likewise.
8893 * doc/loop.texi: Likewise.
8894 * doc/makefile.texi: Likewise.
8895 * doc/options.texi: Likewise.
8896 * doc/passes.texi: Likewise.
8897 * doc/rtl.texi: Likewise.
8898 * doc/sourcebuild.texi: Likewise.
8899 * doc/standards.texi: Likewise.
8900 * doc/tree-ssa.texi: Likewise.
8901 * doc/trouble.texi: Likewise.
8903 * doc/extend.texi: Use @: or add comma where appropriate.
8904 * doc/invoke.texi: Likewise.
8905 * doc/tm.texi: Likewise.
8907 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8910 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8913 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8915 * doc/md.texi (clz, ctz): Add reference.
8916 * doc/rtl.texi (clz, ctz): Likewise.
8918 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8921 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8924 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8926 * config/s390/s390.c (struct constant_pool): New field
8927 emit_pool_after added.
8928 (s390_mainpool_start): Set the emit_pool_after flag according
8929 to the section switch notes.
8930 (s390_mainpool_finish): Consider emit_pool_after when emitting
8931 the literal pool at the end of the function.
8932 (s390_chunkify_start): Force literal pool splits at section
8935 2008-02-13 Michael Matz <matz@suse.de>
8938 * var-tracking.c (clobber_variable_part): Correctly traverse the
8941 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8944 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8945 Add -fdump-ipa-inline.
8946 * tree-dump.c (dump_files): Remove tree-inlined dump.
8947 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8949 2008-02-12 Richard Guenther <rguenther@suse.de>
8951 PR tree-optimization/35171
8952 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8955 2008-02-12 Richard Guenther <rguenther@suse.de>
8958 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8959 value-preserving mode. Disallow final truncation.
8961 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8964 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8965 code from here to...
8966 (force_gimple_operand): ...here.
8968 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8971 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8972 non-compatible pointers.
8973 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8974 different FIELD_DECLs, try harder by comparing field offsets, sizes
8978 * function.c (match_asm_constraints_1): Don't replace the same input
8981 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8983 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8984 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8985 (expand_epilogue): Restore RAMPZ register.
8986 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8988 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8990 * config/i386/cygwin.asm: (__alloca): Correct calling
8991 convention and alignment.
8992 (__chkstk): Force 8 byte stack alignment.
8994 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8995 Richard Guenther <rguenther@suse.de>
8997 PR tree-optimization/33992
8998 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8999 the zero we compare against.
9001 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9004 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9005 to CloseHandle after unlocking to prevent accumulation of handle
9008 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9011 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9012 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9013 and update LABEL_NUSES during and after reload.
9015 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9018 * combine.c (simplify_if_then_else): Make sure the comparison is
9019 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9021 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9024 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9025 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9026 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9027 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9028 * tree.h (get_type_static_bounds): Likewise.
9030 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9032 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9033 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9034 Make -Wfoo language annotations match what the compiler outputs.
9036 2008-02-08 Sa Liu <saliu@de.ibm.com>
9038 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9039 intrinsics spu_convts, spu_convtu, spu_convtf.
9041 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9043 * doc/extend.texi (Function Attributes) <noinline>: Mention
9044 asm ("") as method to keep calls.
9046 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9049 * doc/options.texi (Options): Replace references to opts.sh with
9051 * opts-common.c: Likewise.
9052 * optc-gen.awk: Likewise.
9054 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9056 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9058 2008-02-07 Richard Henderson <rth@redhat.com>
9061 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9062 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9065 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9067 PR tree-optimization/35085
9068 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9069 for operand entry oe2 in addition to operand entry oe3 in order to
9070 expose more opportunities for vectorizer sum reduction.
9072 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9075 * Makefile.in (LIBS): Remove $(GMPLIBS).
9076 (cc1-dummy, cc1): Add $(GMPLIBS).
9078 2008-02-06 Jan Hubicka <jh@suse.cz>
9081 * i386.md (moddf_integer): Do not produce partial memory stalls for
9082 targets where it hurts.
9084 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9087 * optabs.c (expand_float): Do not check for decimal modes when
9088 expanding unsigned integer through signed conversion.
9090 2008-02-06 Nick Clifton <nickc@redhat.com>
9092 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9093 inside the clobber with a match_operand and duplicated operand
9094 number in the constraint.
9095 (ineqbranchsi): Delete redundant comment.
9097 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9099 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9100 builtin_define ("__USE_INIT_FINI__").
9101 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9103 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9105 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9107 PR documentation/30330
9108 * doc/invoke.texi (C++ Dialect Options)
9109 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9110 For each warning option -Wfoo that allows -Wno-foo, ensure both
9111 -Wfoo and -Wno-foo are listed in the option index. Fix index
9112 entry of -Wswitch-default, index -Wnormalized= including the
9113 `=', and -Wlarger-than-@var{len} including @var{len}.
9115 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9117 * config/i386/i386.md (floatunssisf2): Use
9118 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9119 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9120 Macroize expander using MODEF mode iterator.
9122 2008-02-05 Diego Novillo <dnovillo@google.com>
9124 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9127 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9129 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9132 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9134 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9137 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9138 to indicate if a message should be generated.
9139 (init_cumulative_args): Updated.
9140 (function_value_32): Likewise.
9142 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9144 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9146 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9149 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9150 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9152 2008-02-04 Diego Novillo <dnovillo@google.com>
9154 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9157 * tree-vrp.c (vrp_evaluate_conditional): With
9158 -Wtype-limits, emit a warning when comparing against a
9159 constant outside the natural range of OP0's type.
9161 2008-02-04 Richard Guenther <rguenther@suse.de>
9164 * expr.c (count_type_elements): Give for unions instead of
9167 2008-02-04 Richard Guenther <rguenther@suse.de>
9170 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9171 to TYPE_DOMAINs base type instead of using bitsizetype here.
9173 2008-02-03 Jason Merrill <jason@redhat.com>
9175 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9177 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9180 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9181 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9182 (RS/6000 and PowerPC Options): Fix typos and markup.
9183 * doc/passes.texi (Tree-SSA passes): Likewise.
9185 2008-02-02 Michael Matz <matz@suse.de>
9188 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9189 from record_last_reg_set_info.
9190 (record_last_reg_set_info): Take an RTX argument, iterate over all
9191 constituent hardregs.
9192 (record_last_set_info, record_opr_changes): Change calls to
9193 new signature or to record_last_reg_set_info_regno.
9195 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9197 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9199 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9201 PR rtl-optimization/34773
9202 * reg-notes.def (EQUAL): Mention significance of combination of
9203 REG_EQUAL and REG_RETVAL.
9204 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9205 insn that has a REG_RETVAL.
9207 2008-02-01 Roger Sayle <roger@eyesopen.com>
9210 * configure.ac (--enable-fixed-point): Disable unless explicitly
9212 * configure: Regenerate.
9214 2008-02-01 Richard Guenther <rguenther@suse.de>
9217 * invoke.texi (-finline-limit): Remove no longer true parts
9218 of the documentation. Note that there is no default value.
9220 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9221 Mark Mitchell <mark@codesourcery.com>
9222 Ben Elliston <bje@au.ibm.com>
9225 * doc/extend.texi (Other Builtins): Document.
9227 2008-01-31 Tom Browder <tom.browder@gmail.com>
9229 * doc/c-tree.texi (Types): Fix grammar.
9230 (Expression trees): Ditto.
9231 * doc/passes.texi (Tree-SSA passes): Ditto.
9233 * doc/configterms.texi (Configure Terms): Fix typo.
9234 * doc/cpp.texi (Common Predefined Macros): Ditto.
9235 * doc/md.texi (Machine Constraints): Ditto.
9237 * doc/makefile.texi (Makefile): Add comma.
9239 2008-01-31 Tom Browder <tom.browder@gmail.com>
9240 Gerald Pfeifer <gerald@pfeifer.com>
9242 * doc/sourcebuild.texi (Front End): Remove references to CVS
9243 and CVSROOT/modules.
9244 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9245 (Back End): Remove reference to CVS.
9247 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9250 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9252 (mips16_gp_pseudo_reg): ...here.
9253 * config/mips/mips.md (load_const_gp): Replace with...
9254 (load_const_gp_<mode>): ...this :P-based insn.
9256 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9258 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9259 options. Minor fixes.
9260 (-std): Move reference to standards closer to where language
9261 standards are first mentioned.
9263 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9265 PR rtl-optimization/34995
9266 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9267 parameter and return a bool. If the rtx parameter is nonnull,
9268 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9269 (find_reloads): Update call accordingly. Pass the new operand
9270 if it needed no address reloads, otherwise pass null.
9272 2008-01-30 Richard Henderson <rth@redhat.com>
9275 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9276 for unbounded arrays.
9278 2008-01-30 Silvius Rus <rus@google.com>
9280 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9282 2008-01-30 Jan Hubicka <jh@suse.cz>
9285 * i386.c (init_cumulative_args): Use real function declaration when
9288 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9290 PR rtl-optimization/34998
9291 * global.c (build_insn_chain): Treat non-subreg_lowpart
9292 SUBREGs of pseudos as clobbering all the words covered by the
9293 SUBREG, not just all the bytes.
9294 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9295 original df_ref rather than an extract parameter.
9296 (global_conflicts): Update call accordingly.
9298 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9300 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9301 the overflow check to make it easier to read.
9302 (__fixtfdi): Change the type of the ll member in union
9303 long_double to UDItype_x.
9305 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9308 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9309 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9310 * tree-inline.c (fold_marked_statements): Call
9311 cgraph_update_edges_for_call_stmt if folding a call statement.
9312 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9313 debug_generic_stmt calls, reset it back afterwards.
9316 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9318 * c-typeck.c (build_external_ref): Don't pedwarn about
9319 static vars in current function's scope.
9321 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9323 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9325 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9328 * ipa-struct-reorg.c: Fix spelling.
9329 * params.def: Ditto.
9331 2008-01-29 Richard Guenther <rguenther@suse.de>
9334 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9336 * tree-inline.c (remap_type): Increment remapping_type_depth
9337 around remapping types.
9338 (copy_body_r): Only add referenced variables if they are referenced
9339 from code, not types.
9341 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9352 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9353 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9355 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9358 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9359 pointer for tiny stack.
9361 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9363 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9365 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9367 * config/vx-common.h: Fix typo in comment.
9369 2008-01-28 Ian Lance Taylor <iant@google.com>
9373 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9374 coalesce pointers if they have different DECL_NO_TBAA_P values.
9375 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9376 between variables with different DECL_NO_TBAA_P values.
9378 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9381 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9382 are not legitimate small data references on SPE targets.
9384 2008-01-28 David Daney <ddaney@avtrex.com>
9386 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9388 2008-01-28 David Daney <ddaney@avtrex.com>
9390 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9392 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9394 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9395 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9396 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9397 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9398 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9399 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9400 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9401 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9403 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9405 * basic-block.h (condjump_equiv_p): Fix comment.
9407 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9409 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9410 print_generic_stmt_indented): Fix comment.
9412 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9414 * configure.ac (__stack_chk_fail): Add detecion for availability
9415 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9416 * configure: Regenerate.
9418 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9421 * final.c (output_addr_const): Handle TRUNCATE.
9423 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9426 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9427 (zero_cost, infinite_cost): New constants.
9428 (struct cost_pair): Change type of cost to comp_cost.
9429 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9430 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9432 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9433 split_address_cost, ptr_difference_cost, difference_cost,
9434 get_computation_cost_at, get_computation_cost,
9435 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9436 determine_use_iv_cost_condition, determine_use_iv_costs,
9437 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9438 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9439 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9440 Change type of cost to comp_cost.
9441 (determine_iv_cost): Increase cost of non-original ivs, instead
9442 of decreasing the cost of original ones.
9443 (get_address_cost): Indicate the complexity of the addressing mode
9445 (try_add_cand_for): Prefer using ivs not specific to some object.
9446 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9448 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9449 Janis Johnson <janis187@us.ibm.com>
9452 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9453 (TARGET_INSTANTIATE_DECLS): Likewise.
9454 * target.h (expand_to_rtl_hook): New target hook.
9455 (instantiate_decls): Likewise.
9456 * function.c (instantiate_decl): Make non-static. Rename to...
9457 (instantiate_decl_rtl): ... this.
9458 (instantiate_expr): Use instantiate_decl_rtl.
9459 (instantiate_decls_1): Likewise.
9460 (instantiate_decls): Likewise.
9461 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9462 * function.h (instantiate_decl_rtl): Add prototype.
9463 * cfgexpand.c (target.h): New include.
9464 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9465 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9466 (TARGET_INSTANTIATE_DECLS): Likewise.
9467 (TARGET_INITIALIZER): New target hooks added.
9468 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9470 * config/rs6000/rs6000.c (tree-flow.h): New include.
9471 (machine_function): Add sdmode_stack_slot field.
9472 (rs6000_alloc_sdmode_stack_slot): New function.
9473 (rs6000_instantiate_decls): Likewise.
9474 (rs6000_secondary_memory_needed_rtx): Likewise.
9475 (rs6000_check_sdmode): Likewise.
9476 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9477 (TARGET_INSTANTIATE_DECLS): Likewise.
9478 (rs6000_hard_regno_mode_ok): Allow SDmode.
9479 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9480 (rs6000_emit_move): Handle SDmode.
9481 (function_arg_advance): Likewise.
9482 (function_arg): Likewise.
9483 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9484 SDmode var args for 32-bit compiles.
9485 (rs6000_secondary_reload_class): Handle SDmode.
9486 (rs6000_output_function_epilogue): Likewise.
9487 (rs6000_function_value): Simplify if statement.
9488 (rs6000_libcall_value): Likewise.
9489 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9490 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9491 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9492 (movsd_hardfloat): New define_insn.
9493 (movsd_softfloat): Likewise.
9494 (movsd_store): Likewise.
9495 (movsd_load): Likewise.
9496 (extendsddd2): Likewise.
9497 (extendsdtd2): Likewise.
9498 (truncddsd2): Likewise.
9499 (movdd_hardfloat64): Fixup comment.
9500 (UNSPEC_MOVSD_LOAD): New constant.
9501 (UNSPEC_MOVSD_STORE): Likewise.
9503 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9506 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9508 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9509 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9510 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9513 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9516 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9517 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9518 __LONGDOUBLE128 too.
9519 * config/rs6000/aix61.h: New file.
9521 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9523 PR rtl-optimization/34959
9524 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9525 popcount and parity rtxes the same mode as their operand.
9526 Truncate or extend the result to the return value's mode
9529 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9532 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9533 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9534 to GOT_VERSION_REGNUM.
9535 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9536 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9537 * config/mips/mips.c (mips_emit_call_insn): New function.
9538 (mips_call_tls_get_addr): Call mips_expand_call directly.
9539 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9541 (mips16_build_call_stub): Likewise. Return the call insn or null.
9542 (mips_expand_call): Update the call to mips16_build_call_stub
9543 accordingly and a remove redundant condition. Assert that MIPS16
9544 stubs do not use lazy binding. Use mips_emit_call_insn and return
9546 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9548 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9549 (mips_avoid_hazard): Remove hazard_set handling.
9550 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9551 (UNSPEC_RESTORE_GP): ...this.
9552 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9553 (FAKE_CALL_REGNO): Rename to...
9554 (GOT_VERSION_REGNUM): ...this.
9555 (type): Add "ghost" value. Add an associated insn reservation.
9556 (hazard_set): Remove.
9557 (exception_receiver): Rename to...
9558 (restore_gp): ...this and update the unspec identifier accordingly.
9559 (exception_receiver, nonlocal_got_receiver): New expanders.
9560 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9561 FAKE_CALL_REGNO. Remove hazard_set attribute.
9562 (set_got_version, update_got_version): New patterns.
9564 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9567 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9569 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9572 * doc/install.texi2html: Generate gcc-vers.texi.
9574 2008-01-25 DJ Delorie <dj@redhat.com>
9576 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9578 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9580 * config/c4x: Remove directory.
9581 * config.gcc (crx-*, mt-*): Mark obsolete.
9582 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9583 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9584 sh-*-rtemscoff*): Remove cases.
9585 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9586 * real.c (encode_c4x_single, decode_c4x_single,
9587 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9588 c4x_extended_format): Remove.
9589 * real.h (c4x_single_format, c4x_extended_format): Remove.
9590 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9592 (Pragmas): Remove comment about c4x pragmas.
9593 * doc/install.texi (c4x): Remove target-specific instructions.
9594 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9595 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9596 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9597 refer to C4x source files as examples.
9598 (C4X_FLOAT_FORMAT): Remove documentation.
9600 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9602 * config/bfin/bfin.c (override_options): Reorder tests so that
9603 flag_pic gets enabled for -msep-data.
9605 2008-01-25 Richard Guenther <rguenther@suse.de>
9608 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9609 to its bitfield precision if required.
9611 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9614 * tree-nested.c (walk_omp_for): New function.
9615 (convert_nonlocal_reference, convert_local_reference): Call
9616 walk_omp_for on OMP_FOR.
9617 (convert_call_expr): Call walk_body on OMP_FOR's
9618 OMP_FOR_PRE_INIT_BODY.
9620 2008-01-25 Richard Guenther <rguenther@suse.de>
9622 PR tree-optimization/34966
9623 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9624 default defs and PHI_NODEs we have to insert after the
9627 2008-01-24 Nick Clifton <nickc@redhat.com>
9629 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9630 Provide a default definition.
9631 (LIBGCC2_UNITS_PER_WORD): Likewise.
9633 * config/stormy16/stormy16.c: Include df.h for the prototype
9634 for df_regs_ever_live_p.
9635 (xstormy16_expand_builtin_va_start): Convert the stack offset
9636 into a component_ref and then use POINTER_PLUS_EXPR to add it
9637 to the incoming_virtual_args_rtx.
9638 (xstormy16_gimplify_va_arg_expr): Rename to
9639 xstormy16_gimplify_va_arg_expr.
9640 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9641 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9642 xstormy16_gimplify_va_arg_expr.
9643 Fix up some formatting issues.
9645 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9646 Move to predicates.md.
9647 (xs_hi_general_operand): Likewise.
9648 (xs_hi_nonmemory_operand): Likewise.
9649 * config/stormy16/predicates.md:
9650 (xstormy16_carry_plus_operand): New predicate.
9651 (xs_hi_general_operand): New predicate.
9652 (xs_hi_nonmemory_operand): New predicate.
9653 * config/stormy16/stormy16-protos.h:
9654 (xstormy16_carry_plus_operand): Delete prototype.
9655 (xs_hi_general_operand): Likewise.
9656 (xs_hi_nonmemory_operand): Likewise.
9658 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9659 modifiers as they are no longer needed and they can trigger
9660 reload spill failures.
9662 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9663 with a match_operand in order to help reload.
9665 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9666 constraint with 'e' for the 8th alternative as this version of
9667 the mov.w instruction only accepts the lower 8 registers.
9669 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9672 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9673 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9676 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9679 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9681 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9683 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9685 (remove_structure): Update allocations list before removing structure.
9687 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9689 * ipa-struct-reorg.c (is_safe_cond_expr,
9690 create_new_stmts_for_cond_expr): Use integer_zerop function,
9691 that recognize not only zero-pointer, but zero-integer too.
9693 2008-01-25 Ben Elliston <bje@au.ibm.com>
9696 * fixproto: Escape "." in sed expression that strips leading "./".
9698 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9701 * gcc.c (SWITCH_OK): Removed.
9702 (SWITCH_LIVE): Changed to bit.
9703 (SWITCH_FALSE): Likewise.
9704 (SWITCH_IGNORE): Likewise.
9705 (switchstr): Change live_cond to unsigned int.
9706 (process_command): Replace SWITCH_OK with 0.
9707 (do_self_spec): Likewise.
9708 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9709 (give_switch): Likewise.
9710 (used_arg): Likewise.
9711 (do_spec_1): Set the SWITCH_IGNORE bit.
9712 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9713 bits. Set the SWITCH_LIVE bit.
9715 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9717 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9719 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9721 PR tree-optimization/34472
9722 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9723 parameter to a "bool *" and set *DATA to false if there is
9724 an unsafe access. Do not delete the structure here.
9725 (check_cond_exprs): Delete it here instead.
9726 (check_cond_exprs, exclude_cold_structs): Do not increase
9727 I when removing a structure.
9729 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9732 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9733 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9735 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9738 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9739 a fixed vector for stack.
9741 2008-01-24 Ben Elliston <bje@au.ibm.com>
9744 * doc/gcc.texi (Software development): Add a direntry for g++.
9746 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9748 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9749 stale and straggling -fforce-addr comments above.
9751 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9753 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9754 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9756 2008-01-23 Michael Matz <matz@suse.de>
9759 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9762 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9764 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9767 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9769 * config/avr/avr.c (avr_current_arch): New variable.
9770 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9771 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9772 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9773 (avr_override_options): Init 'avr_current_arch'.
9774 (base_arch_s): Move from here...
9775 * config/avr/avr.h (base_arch_s): ... here. Add new members
9776 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9777 'mega' to 'have_jmp_call'.
9778 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9779 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9781 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9783 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9784 MULTILIB_MATCHES): (Ditto.).
9786 2008-01-23 Richard Guenther <rguenther@suse.de>
9789 * cgraphunit.c (cgraph_reset_node): Always mark the node
9790 not reachable if it is not queued already.
9792 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9794 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9795 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9796 (cputype_selected): New static variable.
9797 (bfin_handle_option): Set it if -mcpu is used.
9798 (override_option): Select default set of workarounds if no cpu type
9799 selected on the command line.
9800 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9802 From Michael Frysinger <michael.frysinger@analog.com>
9803 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9804 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9806 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9807 for bf547, bf523, bf524, and bf526.
9808 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9810 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9811 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9812 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9813 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9814 * doc/invoke.texi (Blackfin Options): Document that
9815 -mcpu now accept bf547, bf523, bf524, and bf526.
9817 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9819 PR rtl-optimization/34628
9820 * combine.c (try_combine): Stop and undo after the first combination
9821 if an autoincrement side-effect on the first insn has effectively
9824 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9827 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9828 Offset addresses are not valid for Altivec or paired float modes.
9830 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9833 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9834 if DECL_INITIAL (decl) is error_mark_node.
9837 * c-common.c (handle_vector_size_attribute): Only allow
9838 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9839 the same way as pointer, array etc. types.
9840 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9843 * tree.c (build_type_attribute_qual_variant): Call
9844 build_qualified_type if attributes are equal, but quals are not.
9846 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9849 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9850 * flags.h (warn_strict_aliasing): Remove.
9851 (warn_strict_overflow): Remove.
9852 * opts.c (warn_strict_aliasing): Remove.
9853 (warn_strict_overflow): Remove.
9854 * c-opts.c (c_common_handle_option): -Wall only sets
9855 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9856 (c_common_post_options): Give default values to -Wstrict-aliasing
9857 and -Wstrict-overflow if they are uninitialized.
9858 * common.opt (Wstrict-aliasing): Specify Var and Init.
9859 (Wstrict-overflow): Likewise.
9861 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9863 PR rtl-optimization/26854
9864 PR rtl-optimization/34400
9865 PR rtl-optimization/34884
9866 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9868 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9869 (df_rd_bb_info.expanded_lr_out): Deleted
9870 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9871 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9872 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9873 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9874 Removed code to allocate, initialize or free expanded_lr_out.
9875 (df_rd_bb_local_compute_process_def): Restructured to make more
9877 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9878 sets if the sets are being trimmed.
9880 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9883 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9884 (as_vers): Likewise.
9885 * configure: Regenerated.
9887 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9890 * tree-pass.h (pass_build_alias): New pass.
9891 * tree-ssa-alias.c (gate_build_alias): New.
9892 (pass_build_alias): New.
9893 * passes.c (init_optimization_passes): Add pass_build_alias after
9894 pass_create_structure_vars.
9896 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9898 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9899 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9900 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9901 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9902 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9903 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9904 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9905 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9906 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9907 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9908 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9909 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9910 * config/s390/s390.md (FP_ALL): New mode iterator.
9911 (_d): New mode attribute.
9912 ("*signbit<mode>2>"): Changed mode of first operand.
9913 ("isinf<mode>2"): Changed mode of first operand.
9914 ("*TDC_insn"): Adaptation for DFP modes.
9916 2008-01-22 Ben Elliston <bje@au.ibm.com>
9918 * tree.c (check_qualified_type): Improve function description.
9920 2008-01-21 Jason Merrill <jason@redhat.com>
9923 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9924 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9927 2008-01-21 DJ Delorie <dj@redhat.com>
9929 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9932 2008-01-21 Richard Guenther <rguenther@suse.de>
9935 * tree-cfg.c (verify_expr): Allow all invariant expressions
9936 instead of just constant class ones as reference argument.
9937 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9938 like any other constant.
9939 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9941 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9943 * regmove.c (fixup_match_1): Update call crossed frequencies.
9945 2008-01-21 Richard Guenther <rguenther@suse.de>
9948 * tree-inline.c (setup_one_parameter): Deal with mismatched
9949 types using a VIEW_CONVERT_EXPR.
9951 2008-01-21 Alon Dayan <alond@il.ibm.com>
9952 Olga Golovanevsky <olga@il.ibm.com>
9954 PR tree-optimization/34701
9955 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9956 when the structure size is not a power of 2.
9958 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9960 * doc/install.texi: Add doc for --enable-checking=df.
9962 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9964 PR rtl-optimization/34808
9965 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9967 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9969 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9972 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9974 PR rtl-optimization/26854
9975 PR rtl-optimization/34400
9976 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9978 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9979 (df_rd_bb_info.expanded_lr_out): New.
9980 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9981 * loop_iv.c (iv_analysis_loop_init): Ditto.
9982 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9983 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9984 Added code to allocate, initialize or free expanded_lr_out.
9985 (df_rd_bb_local_compute_process_def): Restructured to make
9986 more understandable.
9987 (df_rd_confluence_n): Add code to do nothing with fake edges and
9988 code to no apply invalidate_by_call sets if the sets are being trimmed.
9989 (df_lr_local_finalize): Renamed to df_lr_finalize.
9990 (df_live_local_finalize): Renamed to df_live_finalize.
9992 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9995 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9996 deciding whether to use reciprocal instructions.
9998 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10000 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10001 dwarf2out_note_section_used if cold_text_section is NULL.
10003 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10005 PR gcov-profile/34610
10006 * tree-cfg.c (make_edges): Mark both outgoing edges from
10007 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10008 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10009 from OMP_FOR and OMP_CONTINUE outgoing edges.
10011 * tree-profile.c (tree_profiling): Return early if
10012 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10014 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10015 from cfun to child_cfun.
10016 * function.h (struct function): Add after_tree_profile bit.
10018 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10020 * config/avr/avr.S (_exit): Disable interrupt.
10022 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10023 Steven Bosscher <stevenb.gcc@gmail.com>
10025 PR rtl-optimization/26854
10026 PR rtl-optimization/34400
10027 * df-problems.c (df_live_scratch): New scratch bitmap.
10028 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10029 (df_live_reset): Clear the proper bitmaps.
10030 (df_live_bb_local_compute): Only process the artificial defs once
10031 since the order is not important.
10032 (df_live_init): Init the df_live sets only with the variables
10033 found live by df_lr.
10034 (df_live_transfer_function): Use the df_lr sets to prune the
10035 df_live sets as they are being computed.
10036 (df_live_free): Free df_live_scratch.
10038 2008-01-18 Ian Lance Taylor <iant@google.com>
10040 * common.opt: Add fmerge-debug-strings.
10041 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10042 flag_merge_debug_strings rather than flag_merge_constants.
10043 * doc/invoke.texi (Option Summary): Mention
10044 -fmerge-debug-strings.
10045 (Debugging Options): Document -fmerge-debug-strings.
10047 2008-01-18 Ian Lance Taylor <iant@google.com>
10050 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10051 (struct tree_function_decl): Add new field operator_new_flag.
10052 * tree-inline.c (expand_call_inline): When inlining a call to
10053 operator new, force the return value to go into a variable, and
10054 set DECL_NO_TBAA_P on that variable.
10055 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10057 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10060 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10061 DWARF2_DEBUGGING_INFO.
10062 (dwarf2out_note_section_used): Ditto. Add prototype.
10063 (have_multiple_function_sections, text_section_used,
10064 cold_text_section_used, *cold_text_sections): Move declarations
10067 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10069 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10070 field and add signal_ra.
10071 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10072 assignments to frame state pc. Move end of stack check after
10073 MD_FALLBACK_FRAME_STATE_FOR.
10074 (uw_update_context_1): Use frame state signal_regs if set, instead
10075 of checking signal_frame flag.
10076 (uw_update_context): Use frame state signal_ra if set.
10077 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10078 * config/xtensa/linux-unwind.h: New file.
10080 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10082 * modulo-sched.c (get_sched_window): Fix comment typo.
10084 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10086 PR tree-optimization/34648
10087 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10089 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10091 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10092 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10094 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10096 PR rtl-optimization/34400
10097 * df-core.c (df_worklist_dataflow_overeager,
10098 df_worklist_dataflow_doublequeue): New functions.
10099 (df_worklist_dataflow): Two different worklist solvers.
10100 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10103 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10106 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10107 and ftree-parallelize-loops.
10109 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10111 PR rtl-optimization/34826
10112 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10114 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10116 * global.c (find_reg): Mark the eh regs as used if necessary.
10117 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10118 * ra.h (struct allocno): no_eh_reg field added. Changed
10119 no_stack_reg type to bitfield.
10121 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10123 * tree.c (substitute_in_expr): Add missing 'break'.
10125 2008-01-17 Richard Guenther <rguenther@suse.de>
10127 PR tree-optimization/34825
10128 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10129 x / x as division to handle.
10131 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10133 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10134 "-pthread" is specified.
10135 * pa-hpux11.h (LIB_SPEC): Likewise.
10137 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10138 Peter Bergner <bergner@vnet.ibm.com>
10140 PR rtl-optimization/33796
10141 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10143 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10145 PR libgfortran/34699
10146 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10148 * pa-hpux10.h (LINK_SPEC): Likewise.
10149 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10151 2008-01-16 Richard Guenther <rguenther@suse.de>
10153 PR middle-end/32628
10154 * fold-const.c (fold_convert_const_int_from_int): Do not
10155 set overflow if that occured only because of a sign extension
10156 change when converting from/to a sizetype with the same
10157 precision and signedness.
10159 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10162 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10163 location address to the correct place. Update copyright year.
10165 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10167 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10168 no dependences in the dependence_relations vector.
10170 2008-01-16 Jan Hubicka <jh@suse.cz>
10172 PR rtl-optimization/31396
10173 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10174 * cfg.c (dump_reg_info): Print it.
10175 * regs.h (struct reg_info_t): add freq_calls_crossed.
10176 (REG_FREQ_CALLS_CROSSED): New macro.
10177 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10178 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10179 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10180 regmove_optimize): Update call crossed frequencies.
10181 * local-alloc.c (struct qty): Add freq_calls_crossed.
10182 (alloc_qty): Copute freq_calls_crossed.
10183 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10184 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10185 * ra.h (struct allocno): Add freq_calls_crossed.
10187 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10189 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10190 libgomp when compiling with ftree-parallelize-loops.
10191 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10193 2008-01-16 Richard Guenther <rguenther@suse.de>
10195 PR tree-optimization/34769
10196 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10197 * tree.c (int_cst_value): Instead make this function more
10198 permissive in what it accepts as valid input. Document this
10199 function always sign-extends the value.
10201 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10202 Richard Guenther <rguenther@suse.de>
10205 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10206 (gimple_fold_indirect_ref_rhs): ... this.
10207 (gimple_fold_indirect_ref): New function with foldings
10208 that preserve lvalueness.
10209 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10210 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10211 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10212 to fold an INDIRECT_REF, fall back to the old use of
10213 fold_indirect_ref_1.
10215 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10217 * tree-data-ref.c (subscript_dependence_tester_1): Call
10218 free_conflict_function.
10219 (compute_self_dependence): Same.
10221 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10224 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10225 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10227 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10228 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10229 for DWARF2_UNWIND_INFO targets.
10231 2008-01-16 Richard Guenther <rguenther@suse.de>
10234 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10235 type qualifiers for function types.
10237 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10239 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10240 loop_iterator li from previous commit.
10242 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10244 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10246 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10248 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10249 (parallelize_loops): Don't parallelize irreducible components.
10251 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10254 * c-opts (c_common_post_options): Do not enable CPP
10255 flag_pedantic_errors by default.
10257 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10259 PR rtl-optimization/31944
10260 * cse.c (remove_pseudo_from_table): New function.
10261 (merge_equiv_classes): Use above function to remove pseudo-registers.
10262 (invalidate): Likewise.
10264 2008-01-13 Richard Guenther <rguenther@suse.de>
10266 PR middle-end/34601
10267 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10268 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10270 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10272 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10273 validate_change to unshare the source of the PC set.
10275 2008-01-12 Jan Hubicka <jh@suse.cz>
10277 PR middle-end/32135
10278 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10279 references above array bounds. This might trigger bounds checks for
10280 pointers to arrays.
10282 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10284 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10285 new_replaceable_dependencies.
10287 2008-01-12 Doug Kwan <dougkwan@google.com>
10289 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10290 instead of OPT_Wreturn_type in warning due to ignored return type
10292 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10293 options included in -Wextra.
10294 * c.opt: New option -Wignored_qualifiers.
10295 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10296 -Wignore_qualifiers.
10297 (-Wignored-qualifiers): Document.
10298 (-Wreturn-type): Remove description of functionality now handled
10299 by -Wignored-qualifiers.
10301 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10304 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10305 NOP_EXPR if it is between integral types with the same precision.
10307 2008-01-12 Jan Hubicka <jh@suse.cz>
10310 * invoke.texi (max-inline-recursive-depth): Fix default value.
10312 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10314 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10317 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10319 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10321 2008-01-11 James E. Wilson <wilson@specifix.com>
10324 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10326 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10328 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10329 save/restore frame pointer register and don't use 'call-prologues'
10330 optimization in function with "OS_task" attribute.
10332 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10334 PR middle-end/31309
10335 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10336 when copying to memory.
10338 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10340 PR rtl-optimization/30905
10341 * cfgcleanup.c: Include dce.h
10342 (crossjumps_occured): New global variable.
10343 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10344 If something changed, set crossjumps_occured to true.
10345 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10346 Don't add/remove fake edges to exit here...
10347 (cleanup_cfg): ...but do it here, when crossjumping.
10348 Run a fast DCE when successful crossjumps occured in the latest
10349 iteration of try_optimize_cfg.
10351 2008-01-11 Richard Guenther <rguenther@suse.de>
10353 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10354 (struct vn_unary_op_s): Likewise.
10355 (vn_reference_insert): Free old reference on hash collision.
10357 2008-01-10 Raksit Ashok <raksit@google.com>
10359 PR rtl-optimization/27971
10360 * combine.c (find_split_point): Split PLUS expressions which are
10361 inside a MEM rtx, and whose first operand is complex.
10363 2008-01-10 DJ Delorie <dj@redhat.com>
10365 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10366 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10367 (m32c_hard_regno_ok): Call the underlying function.
10369 2008-01-10 Richard Guenther <rguenther@suse.de>
10371 PR middle-end/34683
10372 * tree-cfg.c (tree_merge_blocks): Do not go through the
10373 full-blown folding and stmt updating path if we just deal
10374 with virtual operands.
10375 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10376 test for abnormal SSA_NAMEs.
10378 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10380 PR middle-end/34641
10381 * reload.c (push_reload): Add assertions. All constants from
10382 reg_equiv_constant should have been used for replacing the respective
10384 (find_reloads_address): Invoke find_reloads_address_part for
10385 constant taken from the reg_equiv_constant array.
10387 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10389 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10390 field (valnum) the first in the struct. Replace bools with
10393 2008-01-10 Richard Guenther <rguenther@suse.de>
10395 PR tree-optimization/34651
10396 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10397 types and ordering for masking and converting.
10399 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10401 PR tree-optimization/34017
10402 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10403 also for PHI_NODE expressions.
10405 2008-01-09 Jan Hubicka <jh@suse.cz>
10407 PR tree-optimization/34708
10408 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10409 based on number of case labels.
10410 (init_inline_once): Remove switch_cost.
10411 * tree-inline.h (eni_weights_d): Remove switch_cost.
10413 2008-01-09 Richard Guenther <rguenther@suse.de>
10414 Andrew Pinski <andrew_pinski@playstation.sony.com>
10416 PR middle-end/30132
10417 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10418 temporary if an rvalue is ok or an lvalue is not required.
10420 2008-01-09 Richard Guenther <rguenther@suse.de>
10422 PR middle-end/34458
10423 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10424 adjust return type.
10426 2008-01-09 Richard Guenther <rguenther@suse.de>
10428 PR middle-end/34679
10429 * tree.c (host_integerp): Check for sizetype only if the
10430 type is an integer type.
10432 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10435 * opts.c (decode_options): Disable inlining of functions called
10436 once if not in unit-at-a-time mode.
10438 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10440 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10442 2008-01-08 Richard Guenther <rguenther@suse.de>
10444 PR middle-end/31863
10445 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10446 out early if the result will be unused.
10448 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10453 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10454 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10457 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10459 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10460 for vectorization tuned.
10462 2008-01-08 Richard Guenther <rguenther@suse.de>
10464 PR tree-optimization/34683
10465 * tree-ssa-operands.c (operand_build_cmp): Export.
10466 * tree-ssa-operands.h (operand_build_cmp): Declare.
10467 * tree-vn.c (vuses_compare): Remove.
10468 (sort_vuses): Use operand_build_cmp.
10469 (sort_vuses_heap): Likewise.
10470 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10471 to re-use old VEC if available. Do not sort already sorted VUSEs.
10472 (vdefs_to_vec): Do not sort already sorted VDEFs.
10474 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10476 PR middle-end/34694
10477 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10479 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10482 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10483 limitations of reciprocal sequences on x86 targets.
10485 2008-01-08 Richard Guenther <rguenther@suse.de>
10487 PR tree-optimization/34683
10488 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10490 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10493 * config/darwin.c (darwin_mergeable_string_section): Don't use
10494 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10496 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10499 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10500 negxf2. Macroize expander using X87MODEF mode iterator. Change
10501 predicates of op0 and op1 to register_operand.
10502 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10503 expander using X87MODEF mode iterator. Change predicates of
10504 op0 and op1 to register_operand.
10505 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10506 corresponding patterns and macroize using MODEF macro. Change
10507 predicates of op0 and op1 to register_operand and remove
10508 "m" constraint. Disparage "r" alternative with "!".
10509 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10510 macroize using X87MODEF macro. Change predicates of op0 and op1
10511 to register_operand and remove "m" constraint. Disparage "r"
10512 alternative with "!".
10513 (absneg splitter with memory operands): Remove.
10514 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10515 patterns and macroize using X87MODEF mode iterator.
10516 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10517 Change predicate of op1 to register_operand.
10518 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10519 for memory operands.
10521 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10523 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10525 2008-01-07 Richard Guenther <rguenther@suse.de>
10527 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10530 2008-01-07 Richard Guenther <rguenther@suse.de>
10532 PR tree-optimization/34683
10533 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10534 VOPs of the needed size to save memory. Use VEC_quick_push
10535 to save compile-time.
10536 (vdefs_to_vec): Likewise.
10538 2008-01-07 Sa Liu <saliu@de.ibm.com>
10540 * config/spu/spu.md (divdf3): Genetate inline code for double
10541 division. The implementation doesn't handle INF or NAN, therefore it
10542 only applies when -ffinite-math-only is given.
10544 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10547 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10548 * doc/cpp.texi ([Common Predefined Macros]): Document.
10550 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10552 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10553 order to use commutative addition instead of subtraction.
10555 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10556 Mircea Namolaru <namolaru@il.ibm.com>
10557 Vladimir Yanovsky <yanov@il.ibm.com>
10558 Revital Eres <eres@il.ibm.com>
10560 PR tree-optimization/34263
10561 * tree-outof-ssa.c (process_single_block_loop_latch,
10562 contains_tree_r): New functions.
10563 (analyze_edges_for_bb): Call process_single_block_loop_latch
10564 function to empty single-basic-block latch block if possible.
10566 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10568 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10570 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10572 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10574 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10576 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10578 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10580 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10582 PR tree-optimization/34618
10583 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10586 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10589 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10590 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10591 Update copyright year.
10593 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10594 Update copyright year.
10595 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10598 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10600 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10601 edge does not point to current bb before changing need_assert.
10603 2008-01-04 Richard Guenther <rguenther@suse.de>
10605 PR middle-end/34029
10606 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10607 for verifying purposes if they are is_gimple_min_invariant.
10609 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10611 PR tree-optimization/34448
10612 PR tree-optimization/34465
10613 * gimplify.c (gimplify_init_constructor): Add new parameter
10614 notify_temp_creation. Use it.
10615 (gimplify_modify_expr_rhs): Take volatiles into account when
10616 optimizing constructors.
10617 Do not optimize constructors if gimplify_init_constructor will dump to
10619 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10620 * gcc.c-torture/compile/pr34448.c: New.
10622 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10624 PR gcov-profile/34609
10625 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10626 return_slot if result is TREE_ADDRESSABLE.
10628 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10630 * config/mips/mips.md (sqrt_condition): Tweak comment.
10631 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10633 2008-01-03 Tom Tromey <tromey@redhat.com>
10636 * c-common.c (c_type_hash): Handle VLAs.
10638 2008-01-03 Jan Hubicka <jh@suse.cz>
10640 PR tree-optimization/31081
10641 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10642 0 when inlining and not inlining to first basic block.
10643 (remap_decl): When var is initialized to 0, don't set default_def.
10644 (expand_call_inline): Set entry_bb.
10645 * tree-inline.h (copy_body_data): Add entry_bb.
10647 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10650 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10653 PR tree-optimization/29484
10654 * tree-inline.c (inline_forbidden_p_2): New function.
10655 (inline_forbidden_p): Disallow inlining if some static var
10656 has an address of a local LABEL_DECL in its initializer.
10657 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10660 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10662 PR tree-optimization/34635
10663 * tree-data-ref.c (add_other_self_distances): Make sure that the
10664 evolution step is constant.
10666 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10668 PR middle-end/34608
10669 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10671 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10673 * tree-sra.c (scalarize_init): Insert the generate_element_init
10674 statements after the generate_element_zero statements.
10676 2008-01-02 Richard Guenther <rguenther@suse.de>
10678 PR middle-end/34093
10679 PR middle-end/31976
10680 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10681 for very large number of operands instead of ICEing.
10683 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10686 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10687 while stack probing.
10689 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10691 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10694 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10696 PR libmudflap/26442
10697 * tree-mudflap.c (mx_register_decls): Guard warning by
10698 !DECL_ARTIFICIAL check.
10700 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10702 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10703 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10704 sse5_perm<mode>): Fix constraints.